KR20240095582A - Menagemnting system for civil engineering using unmanned aerial vehicle and methid thereof - Google Patents

Abstract

The present invention provides a civil engineering construction management system using an unmanned aerial vehicle and a method thereof. The method, which is a civil engineering construction management method using an unmanned aerial vehicle performed by a server, comprises the steps of: obtaining aerial photographing information in real time from a civil engineering construction site where the unmanned aerial vehicle is currently located; and generating construction management information using the aerial photographing information. The step of generating the construction management information may include the steps of: generating construction material information by analyzing the aerial photographing information; and generating work log information using the construction material information.

Description

Civil engineering construction management system and method using unmanned aerial vehicles {MENAGEMNTING SYSTEM FOR CIVIL ENGINEERING USING UNMANNED AERIAL VEHICLE AND METHID THEREOF}

The present invention relates to a civil engineering construction management system and method using an unmanned aerial vehicle, and more specifically, to progress civil engineering construction by monitoring the civil engineering construction site in real time using an unmanned aerial vehicle such as a drone equipped with short- and long-range communication and a camera. It relates to a civil engineering construction management system and method using an unmanned aerial vehicle that can effectively manage situations.

In general, Unmanned Aerial Vehicle (UAV), which originated in the military industry and is also called a drone, refers to an airplane or helicopter-shaped vehicle that flies without a person on board and is guided by radio waves.

Recently, unmanned aerial vehicles (UAVs) have been widely used militarily and commercially, and research on them is also actively underway. In particular, unmanned aerial vehicles (UAVs), which have excellent detection capabilities and rapid mobility using cameras and sensors, are being used in various fields such as transportation, security, surveillance, and observation.

For example, drones are used for a variety of purposes, such as weather observation, environmental monitoring, forest fire monitoring, monitoring for relief in disaster areas, border or coastal road monitoring, communication relay, and remote sensing.

In addition, learning systems have recently been developed to recognize videos or images and acquire various information from the images, and analysis and surveying using images are being attempted in various fields such as construction sites, logistics centers, or land surveying.

In this way, by using drones that can acquire image information, it is possible to quickly and accurately photograph areas or large areas that are difficult for humans to do directly, so technologies are being developed to acquire information about the field using drones. , efforts are being made to introduce an on-site management system using drones in actual sites.

The matters described as background technology above are only for the purpose of improving understanding of the background of the present invention, and should not be taken as an acknowledgment that they correspond to prior art already known to those skilled in the art.

Republic of Korea Patent No. 10-2273691

The problem to be solved by the present invention is to provide a civil engineering construction management system and method using an unmanned aerial vehicle.

The problems to be solved by the present invention are not limited to the problems mentioned above, and other problems not mentioned can be clearly understood by those skilled in the art from the description below.

The civil engineering construction management method using an unmanned aircraft according to an embodiment of the present invention to solve the above-described problem is a civil engineering construction management method using an unmanned aircraft performed by a server. The civil engineering construction management method using an unmanned aircraft is performed by a server. Obtaining aerial photography information in real time from; and generating construction management information using the aerial photography information, wherein the step of generating the construction management information includes analyzing the aerial photography information to generate construction material information; And it may include generating work log information using the building material information.

In one embodiment of the present invention, the step of generating the building material information includes recognizing and extracting the object included in the aerial photography information, and when the object is recognized, the object is classified by type, quantity, and location by object unit. Classifying step; It may include generating the building material information by matching object quantity and object location based on object type using information classified by type, quantity, and location.

In one embodiment of the present invention, the step of generating the work log information includes analyzing the building material information and calculating actual work data for each preset day; Generating an order request signal when the daily actual material usage is higher than the standard material usage based on the actual work data; Generating a manpower request signal when the daily actual worker workload is higher than the standard worker workload based on the actual work data; generating an equipment management signal when the actual daily equipment usage is higher than the standard equipment usage based on the actual work data; And it may include generating the work log using the order request signal, the manpower request signal, and the equipment management signal based on the actual work data.

In one embodiment of the present invention, the step of generating the work log information includes predicted work data predicted for each day using the order request signal, the manpower request signal, and the equipment management signal based on the actual work data. generating a; And it may further include updating the work log information using the predicted work data.

In one embodiment of the present invention, the step of generating the construction management information includes selectively providing the construction management information by location approval mode, worker approval mode, and manager approval mode to a terminal that scans a QR code installed at a civil engineering construction site. It may include the step of generating publicly approved information that can be provided.

In one embodiment of the present invention, when a QR code is scanned in a location approval mode, disclosing approval information for each location selected from the construction management information based on the public approval information; When a QR code is scanned in worker approval mode, disclosing approval information for each worker selected from the construction management information based on the public approval information; And when the QR code is scanned in the manager approval mode, it may include the step of disclosing approval information for each manager selected from the construction management information based on the public approval information.

In one embodiment of the present invention, when the QR code is scanned in a disapproval mode other than the location approval mode, worker approval mode, and manager approval mode, the step of determining whether or not the construction management information is disclosed through a chatbot service is further included. can do.

In one embodiment of the present invention, it further includes generating standard data containing flight control information capable of controlling the flight path of the unmanned aerial vehicle based on big data, and predicting construction based on the standard data. Generating management information; And it may include comparing and analyzing the predicted construction management information and the construction management information to generate additional construction management information.

In one embodiment of the present invention, generating feedback information analyzed by construction, worker, material, location, safety, and security using the construction management information based on the standard data; And it may include updating the standard data in response to at least one of the aerial photography information, the construction management information, and the feedback information.

In addition, the civil engineering construction management system using an unmanned aircraft according to another embodiment of the present invention to solve the above-described problem includes at least one camera capable of unmanned movement, angle adjustment up, down, left, and right, and zooming in and out. An unmanned air vehicle including at least one camera unit that detects the surrounding environment and acquires aerial photography information in real time, and a sensor unit that acquires aerial photography information in real time from a civil engineering construction site using a transmission and reception sensor capable of short- and long-distance communication; and a management server that manages a civil engineering construction site by generating construction management information using the aerial photography information, wherein the management server analyzes the aerial photography information to generate building material information, and provides the building material information. You can use this to create work log information.

In addition, the program according to one embodiment of the present invention is combined with a computer, which is hardware, and is stored in a computer-readable recording medium so that the civil engineering construction management method using the unmanned aerial vehicle can be performed.

Other specific details of the invention are included in the detailed description and drawings.

According to the present invention, the civil engineering construction progress can be effectively managed by monitoring the civil engineering construction site in real time using an unmanned aircraft such as a drone equipped with short- and long-distance communication and a camera.

According to the present invention, the civil engineering construction site can be photographed using a camera capable of angle adjustment up, down, left, and right, and zoom in and out, and the civil engineering construction progress can be effectively managed by analyzing the photographed civil engineering construction site.

According to the present invention, by selectively disclosing information related to the civil engineering construction site by mode, work efficiency can be improved and security at the civil engineering construction site can be safely maintained.

According to the present invention, it is possible to manage construction site processes, manage site risks such as incorrect construction, over-construction, construction equipment, input and output of materials, and fire, and safely manage hazardous areas that are difficult for people to access at civil engineering sites.

The effects of the present invention are not limited to the effects mentioned above, and other effects not mentioned will be clearly understood by those skilled in the art from the description below.

Figure 1 is a conceptual diagram to explain a civil engineering construction management system using an unmanned aerial vehicle.
FIG. 2 is a diagram for explaining the detailed configuration of the civil engineering construction management system using the unmanned aerial vehicle shown in FIG. 1.
Figure 3 is a diagram for explaining a civil engineering construction management method using an unmanned aerial vehicle according to an embodiment of the present invention.
Figure 4 is a diagram for explaining the step of generating building material information among the construction management information shown in Figure 3.
Figure 5 is a diagram for explaining the step of generating work log information among the construction management information shown in Figure 3.
FIG. 6 is a diagram for explaining the selective viewing step of construction management information shown in FIG. 3.

The advantages and features of the present invention and methods for achieving them will become clear by referring to the embodiments described in detail below along with the accompanying drawings. However, the present invention is not limited to the embodiments disclosed below and may be implemented in various different forms. The present embodiments are merely provided to ensure that the disclosure of the present invention is complete and to provide a general understanding of the technical field to which the present invention pertains. It is provided to fully inform the skilled person of the scope of the present invention, and the present invention is only defined by the scope of the claims.

The terminology used herein is for describing embodiments and is not intended to limit the invention. As used herein, singular forms also include plural forms, unless specifically stated otherwise in the context. As used in the specification, “comprises” and/or “comprising” does not exclude the presence or addition of one or more other elements in addition to the mentioned elements. Like reference numerals refer to like elements throughout the specification, and “and/or” includes each and every combination of one or more of the referenced elements. Although “first”, “second”, etc. are used to describe various components, these components are of course not limited by these terms. These terms are merely used to distinguish one component from another. Therefore, it goes without saying that the first component mentioned below may also be a second component within the technical spirit of the present invention.

Unless otherwise defined, all terms (including technical and scientific terms) used in this specification may be used with meanings commonly understood by those skilled in the art to which the present invention pertains. Additionally, terms defined in commonly used dictionaries are not to be interpreted ideally or excessively unless clearly specifically defined.

Hereinafter, embodiments of the present invention will be described in detail with reference to the attached drawings.

FIG. 1 is a conceptual diagram for explaining a civil engineering construction management system using an unmanned aerial vehicle, and FIG. 2 is a diagram for explaining the detailed configuration of a civil engineering construction management system using an unmanned aerial vehicle shown in FIG. 1.

As shown in Figures 1 and 2, the civil engineering construction management system 1 using an unmanned aircraft according to an embodiment of the present invention includes an unmanned aircraft 10, a user terminal 20, a management server 30, and an administrator. It may include a terminal 40. At this time, the manager terminal 40 may be omitted.

Here, the unmanned aerial vehicle 10, the user terminal 20, the management server 30, and the administrator terminal 40 can transmit and receive data in real-time synchronization using a wireless communication network. A wireless communication network may support various long-distance communication methods, such as Wireless LAN (WLAN), DLNA (Digital Living Network Alliance), Wibro (Wireless Broadband: Wibro), and Wimax (World Interoperability for Microwave Access: Wimax). ), GSM (Global System for Mobile communication), CDMA (Code Division Multi Access), CDMA2000 (Code Division Multi Access 2000), EV-DO (Enhanced Voice-Data Optimized or Enhanced Voice-Data Only), WCDMA (Wideband CDMA) , HSDPA (High Speed Downlink Packet Access), HSUPA (High Speed Uplink Packet Access), IEEE 802.16, Long Term Evolution (LTE), LTEA (Long Term Evolution-Advanced), broadband wireless mobile communication service (Wireless Mobile) Broadband Service: Various communication methods such as WMBS (WMBS), BLE (Bluetooth Low Energy), Zigbee, RF (Radio Frequency), LoRa (Long Range), etc. may be applied, but are not limited to these and include various widely known wireless communications or mobile communication methods. Communication methods may also be applied.

First, the unmanned aerial vehicle 10 is a device that can be flown unmanned along a designated route at a civil engineering construction site. In this embodiment, the unmanned aerial vehicle 10 provides altitude control, flight path control, and flight direction control. It was started as a conventional device capable of controlling control and flight speed. However, it is not limited to this and may be a drone.

Specifically, the unmanned aircraft 10 includes a camera unit 100 that acquires civil engineering construction information in real time by photographing the civil engineering construction site from the air during flight, and a camera unit 100 that detects the surrounding situation of the civil engineering construction site from the air and provides real-time surrounding aviation information. It may include a sensor unit 120 that acquires and a flight control unit 140 that controls the unmanned air vehicle 10.

The camera unit 100 may be a camera that rotates in the up, down, left, and right directions while mounted below the head of the unmanned aerial vehicle 10 and simultaneously zooms in or out to capture images of the ground at a specific location. For example, it may be a PTZ camera, but is not limited to a CCD camera, CMOS camera, DVR (Digital Video Recorder), NVR (Network Video Recorder), NVS (Network Video Server), infrared camera, thermal imaging. It may be a photographing device such as a thermo-graphic camera, a camera equipped with a wide angle lens or a fish eye lens that is effective in waterproofing and dustproofing.

The camera unit 100 can provide civil engineering construction information in real time by photographing the civil engineering construction site from the air in response to the movement path. At this time, civil engineering information may be an image or video. For example, civil engineering information may include at least one image and/or a video of at least 10 seconds.

The sensor unit 140 can detect the surrounding situation in the aircraft and obtain information around the aircraft in real time. Here, the aviation surrounding information may include, but is not limited to, RF signal information, flight altitude information, flight speed information, GPS information, and environmental information.

The sensor unit 140 is equipped with an RF sensor capable of long-distance communication and includes an RF reception sensor that receives RF signals generated from devices such as unmanned aerial vehicles or drones flying around the airline, and An impact detection sensor determines that a dangerous situation has occurred when it detects an impact or detects a nearby object and provides an output to the outside; It may include an altitude/speed detection sensor that provides output to the outside, and an environment detection sensor that collects temperature/humidity detection information and air quality information, including air pollution information, and provides output to the outside.

The flight control unit 140 controls the route of the unmanned aircraft 10 moving in real time using the flight control information received from the management server 30 and civil engineering information captured in real time through the camera unit 100 and the sensor unit. Aerial photography information can be generated using aerial surrounding information received in real time through (120). At this time, aerial photography information may be compressed and stored.

The flight control information includes a signal that controls the path of the unmanned aerial vehicle (10), a control signal that controls the flight path so that the unmanned aerial vehicle (10) acquires civil engineering construction information when the variable operation mode is the shooting mode, and a variable operation mode. In the receiving mode, a control signal may be included to control the flight path of the unmanned aircraft 10 to acquire surrounding environment information.

Depending on the embodiment, the flight control information includes a control signal to prevent collision when there is more than one unmanned aircraft 10, a control signal to share flight path or aerial photography information with surrounding unmanned aircraft, and civil engineering construction information. It may include control signals for emergencies and emergency situations that may occur in the field.

Additionally, the flight control unit 140 can transmit and receive data with the management server 30.

For example, the flight control unit 140 may transmit aerial photography information to the management server 30 in real time and receive flight control information from the management server 30.

Depending on the embodiment, the flight control unit 140 may transmit civil engineering information and aviation surrounding information to the management server 30.

Additionally, the flight control unit 140 may store data transmitted and received with the management server 30. At this time, the flight control unit 140 may store data supporting various functions of the unmanned air vehicle 10. For example, a plurality of application programs (application programs or applications) running on the unmanned aerial vehicle 10, data for operation of the unmanned aerial vehicle 10, and commands may be stored. At least some of these application programs may be downloaded from an external server or management server 30 through wireless communication.

Depending on implementation, the flight control unit 140 may be provided with a separate output unit to visually and audibly output control signals for emergencies and emergency situations that may occur at a civil engineering construction site included in the flight control information. For example, symbols, letters, numbers, etc. set according to control signals can be displayed on the screen using LEDs, or output as audio data through a receiver, speaker, buzzer, etc.

Depending on the embodiment, the flight control unit 140 may acquire the location of the unmanned aerial vehicle 10 using a signal sent from a Global Positioning System (GPS) satellite. At this time, the location of the unmanned aircraft 10 can be confirmed in real time from the management server 30, but if an obstacle such as a communication failure or malfunction occurs, the real-time location of the unmanned aircraft 10 can be confirmed on its own.

The unmanned aerial vehicle 10 of this configuration is shown to be controllable from a distance by the management server 30. However, unlike this, the unmanned aerial vehicle 10 can be controlled by various types of remote control devices (not shown), such as mobile terminals that control movement, for example, cell phones, joysticks, etc.

Depending on the embodiment, the unmanned aerial vehicle 10 may move as an unmanned aerial vehicle group consisting of a plurality of unmanned aerial vehicles.

The user terminal 20 may be a terminal carried by a user to read a QR code installed at a civil engineering construction site.

Specifically, the user terminal 20 can read a QR code installed at a civil engineering construction site and display construction management information extracted from the authenticated QR code on the screen. At this time, the extracted construction management information may be disclosed by location approval mode, worker approval mode, and manager approval mode in response to the public approval information.

Construction management information may include, but is not limited to, building material information, work log information, and public approval information.

Depending on the embodiment, the user terminal 20 can read a QR code installed at a civil engineering construction site through a web page.

For example, when the user terminal 20 scans a QR code installed at a civil engineering construction site through a camera (not shown), a QR code recognition program is executed through a web page to output the certified QR code on the screen. You can.

Additionally, when the user terminal 20 scans a QR code, it can generate a QR code approval request signal, transmit it to the management server 30, and receive an approval message from the management server 30. At this time, the QR code approval request signal may include location information of the user terminal 20, but is not limited to this.

Specifically, when scanning a QR code in the location approval mode, the user terminal 20 can view the location-specific approval information selected and disclosed from the construction management information based on the public approval information.

At this time, the location approval mode may be a mode that requires disclosure of construction management information for each location at a civil engineering construction site.

When scanning a QR code in the worker approval mode, the user terminal 20 can view the worker-specific approval information selected and disclosed from the construction management information based on the public approval information.

At this time, the worker approval mode may be a mode that requires disclosure of construction management information for each worker at a civil engineering construction site.

When scanning a QR code in the administrator approval mode, the user terminal 20 can view the manager-specific approval information selected and disclosed from the construction management information based on the public approval information.

At this time, the manager approval mode may be a mode that requires disclosure of construction management information for each manager at a civil engineering construction site.

Depending on the embodiment, the manager approval mode can view all construction management information regardless of the location approval mode and worker approval mode.

On the other hand, when scanning the QR code in a disapproval mode other than the location approval mode, worker approval mode, and manager approval mode, the user terminal 20 sends an unauthorized message that cannot view construction management information with limited usage rights to the management server 30. ) can be received from.

Depending on the embodiment, when scanning a QR code in a disapproval mode rather than a worker approval mode or manager approval mode, the user terminal 20 may run a chatbot service with the management server 30 that receives the QR code approval request signal. . Here, the chatbot service may consist of a chat window for voice or message, but is not limited to this, and a portion of the chat window may include advertisements.

Specifically, the user terminal 20 may execute a chatbot service with the management server 30 that receives the QR code approval request signal and then receive an approval message or a disapproval message from the management server 30.

For example, the user terminal 20 may receive an approval message or a disapproval message by executing a chatbot service after transmitting a QR code approval request signal and before receiving a disapproval message.

In contrast, the user terminal 20 may receive an approval message or a disapproval message by executing a chatbot service after transmitting a QR code approval request signal and receiving a disapproval message.

Depending on the embodiment, when attempting to view location-specific approval information in a location approval mode, worker approval mode, or manager approval mode other than the location approval mode, the user terminal 20 executes a chatbot service with the management server 30 and sends an approval message. Alternatively, you may receive a disapproval message.

Depending on the embodiment, when attempting to view worker-specific approval information in location approval mode, worker approval mode, or manager approval mode rather than worker approval mode, the user terminal 20 executes a chatbot service with the management server 30 and sends an approval message. Alternatively, you may receive a disapproval message.

Depending on the embodiment, when attempting to view manager-specific approval information in location approval mode, worker approval mode, or manager approval mode rather than manager approval mode, the user terminal 20 executes a chatbot service with the management server 30 and sends an approval message. Alternatively, you may receive a disapproval message.

Depending on the embodiment, the user terminal 20 may audibly output construction management information output through the screen.

Depending on the embodiment, when the user terminal 20 reads a QR code installed at a civil engineering construction site, a chat window for voice or message may be automatically connected to the management server 30.

Depending on the embodiment, the user terminal 20 may transmit location information to the management server 30 when reading a QR code installed at a civil engineering construction site.

Depending on the embodiment, the user terminal 20 may output predicted construction management information and construction management information visually and audibly when reading a QR code installed at a civil engineering construction site.

Depending on the embodiment, the user terminal 20 may receive both information and advertisements recorded in a QR code installed at a civil engineering construction site.

Such a user terminal 20 may include various portable electronic communication devices that support communication, such as the management server 30. For example, Smart phone, PDA (Personal Digital Assistant), Tablet, Wearable Device, Smartwatch, Smart Glass, HMD (Head Mounted) It may include various portable terminals such as displays, etc., and various IoT (Internet of Things) terminals, but may also include electronic communication devices such as desktop computers and workstation computers that are not portable. there is.

The management server 30 may include a data transmission/reception unit 300, a data memory unit 320, a monitoring unit 340, and a management control unit 360.

The data transmitting and receiving unit 300 can transmit and receive data with the unmanned air vehicle 10, the user terminal 20, and the administrator terminal 40.

The data memory unit 320 can store data transmitted to and received from the unmanned aerial vehicle 10 through a wireless communication network.

The data memory unit 320 can store data supporting various functions of the management server 30. The data memory unit 320 may store a number of application programs (application programs or applications) running on the management server 30, data for operation of the management server 30, and commands. At least some of these applications may be downloaded from an external server through wireless communication.

The monitoring unit 340 monitors the operating state of the unmanned air vehicle 10 by user manipulation, the operating state of the user terminal 20, the operating state of the management server 30, and the unmanned air vehicle 10, the user terminal 20, and Data transmitted and received between the administrator terminal 40 and the management server 30 can be monitored through the screen. In other words, by checking the usage status of the unmanned aerial vehicle 10 in real time, it is possible to make the user's use more convenient and give the user more confidence.

The management and control unit 360 can generate construction management information using aerial photography information based on standard data. At this time, construction management information may include, but is not limited to, building material information, work log information, and public approval information.

Specifically, the management control unit 360 recognizes and extracts objects included in aerial photography information, and when an object is recognized, classifies the object by type, quantity, and location for each object unit, and classifies the object by type, quantity, and location. Using the information provided, building material information can be created by matching object quantity and object location based on object type.

For example, the management control unit 360 preprocesses the aerial photography information, extracts image information for each frame, separates the object and the background from the image information for each frame, extracts the recognized objects, and then focuses on the extracted objects. After detecting the boundary area and setting a bounding box for each frame, the object can be analyzed.

At this time, when the aerial photography information is civil engineering construction information, the management control unit 360 considers the flight direction of the unmanned aircraft 10 and automatically extracts image information for each frame from the video whose brightness, sharpness, etc. are automatically corrected included in the civil engineering construction information. can be extracted. In other words, the material can be recognized as an object by separating the object and the background from the image information for each frame.

The management control unit 360 can classify objects by type by considering their length, shape, placement location, etc. based on standard data.

Depending on the embodiment, the management control unit 360 may generate building material information by matching object images, object quantities, and object locations based on object types, but the method is not limited to this.

For example, the management control unit 360 may generate building material information by matching object type, object image, object quantity, and object location based on at least one of object type, object image, object quantity, and object location.

Depending on the embodiment, the management and control unit 360 calculates the distance between the unmanned aircraft 10 and the object, and when the calculated distance value is within a preset distance range, the management and control unit 360 may analyze aerial photography information to generate building material information. .

Additionally, the management control unit 360 can generate work log information using construction material information.

Specifically, the management control unit 360 analyzes construction material information and calculates actual work data for each preset day, and uses the actual work data based on standard data to calculate actual material usage, actual worker workload, and actual equipment usage for each day. By analyzing, work log information can be generated.

For example, the management control unit 360 generates an order request signal when the daily actual material usage is higher than the standard material usage based on actual work data, and the actual worker workload per day is higher than the standard worker workload based on actual work data. If the workload is higher than the workload, a manpower request signal is generated. If the actual daily equipment usage is higher than the standard equipment usage based on actual work data, an equipment management signal is generated, and work log information can be generated based on this.

According to the embodiment, the management control unit 360 generates daily predicted work data using an order request signal, manpower request signal, and equipment management signal based on actual work data, and uses the generated predicted work data. Work log information can be updated.

Additionally, the management control unit 360 can generate a QR code based on construction management information.

Specifically, the management control unit 360 may generate a QR code with disclosure permission set based on construction management information.

At this time, when the QR code is scanned by the user terminal 20, construction management information can be provided visually and audibly.

Depending on the embodiment, the QR code may include advertisements, but is not limited thereto.

In addition, the management control unit 360 can generate public approval information that can selectively provide construction management information to the user terminal 20 that scans the QR code installed at the civil engineering construction site.

Specifically, the management control unit 360 classifies construction management information by location approval mode, worker approval mode, and manager approval mode, and the authority to view construction management information by location approval mode, worker approval mode, and manager approval mode is set. Public approval information can be created.

For example, the management control unit 360 classifies construction management information into location-specific approval information that can be disclosed by location, worker-specific approval information that can be disclosed by worker, and manager-specific approval information that can be disclosed by manager, and location-specific approval information. You can set the location approval mode by matching the location with the location, set the worker approval mode by matching the approval information for each worker and the worker, and set the manager approval mode by matching the approval information for each manager with the manager to create public approval information. there is.

Accordingly, when the QR code installed at the civil engineering construction site is read by the user terminal 20, the management control unit 360 receives a QR code approval request signal from the user terminal 20, and approves it in response to the public approval information. A message or a disapproval message can be transmitted to the user terminal 20.

For example, when the QR code is scanned by the user terminal 20 in the location approval mode, the management control unit 360 sends the user terminal 20 the approval information for each location selected from the construction management information based on the public approval information. It can be made public for viewing.

When the QR code is scanned by the user terminal 20 in the worker approval mode, the management control unit 360 allows the user terminal 20 to view the approval information for each worker selected from the construction management information based on the public approval information. It can be made public.

When the QR code is scanned by the user terminal 20 in the manager approval mode, the management control unit 360 allows the user terminal 20 to view the manager-specific approval information selected from the construction management information based on the public approval information. It can be made public.

In contrast, when the QR code is scanned by the user terminal 20 in a disapproval mode rather than a location approval mode, worker approval mode, or manager approval mode, the management control unit 360 determines whether or not construction management information is disclosed through a chatbot service. You can judge.

For example, the management control unit 360 may execute a chatbot service with the user terminal 20 that transmitted the QR code approval request signal and then transmit an approval or disapproval message to the user terminal 20.

Depending on the embodiment, the management control unit 360 may transmit a disapproval message to the user terminal 20 and then execute a chatbot service to transmit an approval message or a disapproval message to the user terminal 20.

Depending on the embodiment, when the user terminal 20 attempts to view location-specific approval information in a location approval mode, worker approval mode, or manager approval mode other than the location approval mode, the management control unit 360 controls the user terminal 20 and the chatbot. You can run the service to generate an approval or disapproval message.

Depending on the embodiment, when the user terminal 20 attempts to view location-specific approval information in a location approval mode, worker approval mode, or manager approval mode other than the worker approval mode, the management control unit 360 controls the user terminal 20 and the chatbot. You can run the service to generate an approval or disapproval message.

Depending on the embodiment, when the user terminal 20 attempts to view location-specific approval information in a location approval mode, worker approval mode, or manager approval mode other than the manager approval mode, the management control unit 360 controls the user terminal 20 and the chatbot. You can run the service to generate an approval or disapproval message.

Depending on the embodiment, when the user terminal 20 reads a QR code installed at a civil engineering construction site, the management server 30 may automatically connect a chat window for voice or message with the user terminal 20.

Depending on the embodiment, the management server 30 may receive location information of the user terminal 20 when the user terminal 20 reads a QR code installed at a civil engineering construction site.

Additionally, the management control unit 360 can generate standard data based on big data.

In this embodiment, the standard data includes related information about the unmanned aerial vehicle 10 and data for civil engineering construction management, including material information, worker information, manager information, work environment information, construction period information, civil engineering construction site map information, and safety. Information, security information, civil engineering design information, etc. may be included, but are not limited thereto.

For example, the management control unit 360 may generate learning data by repeatedly learning related information about the unmanned air vehicle 10 and data for civil construction management using deep learning techniques or machine learning techniques. The management control unit 360 can test the generated learning data to generate standard data with high accuracy.

Additionally, the management and control unit 360 can generate flight control information that can control the flight path of the unmanned aircraft 10.

Specifically, the management control unit 360 may generate flight control information including a control signal for controlling the flight path so that the unmanned aircraft 10 acquires aerial photography information when the variable operation mode is the photography mode.

For example, when the management control unit 360 wants to photograph an object including a civil engineering construction site, the management control unit 360 uses the camera unit 100 to adjust the angle of the camera unit 100 up, down, left and right or zoom in so that the object is clearly captured. And a signal can be generated to control the flight path to enable zooming out.

When the variable operation mode is the reception mode, the management control unit 360 may generate flight control information including a control signal for controlling the flight path of the unmanned air vehicle 10 to acquire surrounding environment information.

For example, when the management control unit 360 wants to receive a signal from the surrounding environment, it can generate a signal to control the flight path so that the object is located within a preset distance range.

Depending on the embodiment, the management and control unit 360 includes a control signal to prevent collision when there is more than one unmanned aircraft 10, a control signal to share flight path or aerial photography information with surrounding unmanned aircraft, and Flight control information containing control signals for emergencies and emergency situations that may occur at civil engineering construction sites can be generated.

Accordingly, the management and control unit 360 can control the path of the unmanned aircraft 10 by generating flight control information based on the variable operation mode.

In addition, the management control unit 360 can generate feedback signals analyzed by construction, worker, material, location, safety, and security using construction management information based on standard data.

Depending on the embodiment, the management control unit 360 may update standard data in response to at least one of aerial photography information, construction management information, and feedback information.

Additionally, the management control unit 360 can generate predictive construction management information based on standard data.

Specifically, the management control unit 360 may generate additional construction management information by comparing and analyzing the predicted construction management information and construction management information.

Such management server 30 may be implemented by hardware circuits (eg, CMOS-based logic circuits), firmware, software, or a combination thereof. For example, it can be implemented using transistors, logic gates, and electronic circuits in the form of various electrical structures.

When the manager terminal 40 receives aerial photography information from the unmanned air vehicle 10 or the management server 30, it can generate construction management information using the aerial photography information.

Additionally, the manager terminal 40 can generate a feedback signal for the unmanned aerial vehicle 10.

In addition, the manager terminal 40 can transmit and receive data in real-time synchronization with the unmanned air vehicle 10 and the management server 30 using a wireless communication network. At this time, the administrator terminal 40 can control the operation of the unmanned aerial vehicle 10 using an application program (application program or application), and this application program can be connected to an external device through wireless communication. It can be downloaded from a server or management server (30).

Additionally, the administrator terminal 40 can monitor data transmitted and received between the unmanned air vehicle 10, the user terminal 20, the management server 30, and the administrator terminal 40 through the screen.

Additionally, the administrator terminal 40 outputs the operating state of the unmanned air vehicle 10 visually and audibly so that the user can easily check it. Accordingly, since the user can control the unmanned aerial vehicle 10 through the administrator terminal 40, convenience of use can be further improved.

This manager terminal 40 may include various portable electronic communication devices that support communication with the unmanned air vehicle 10, the user terminal 20, and the management server 30. For example, as separate smart devices, smart phones, PDAs (Personal Digital Assistants), tablets, wearable devices (e.g., smartwatches, glass-type terminals) It may include, but is not limited to, various terminals such as (including Smart Glass, HMD (Head Mounted Display), etc.) and various IoT (Internet of Things) terminals.

The operation of the civil engineering construction management method using an unmanned aerial vehicle according to an embodiment of the present invention having this structure is as follows. FIG. 3 is a diagram illustrating a civil engineering construction management method using an unmanned aerial vehicle according to an embodiment of the present invention, and FIG. 4 is a diagram illustrating the step of generating construction material information among the construction management information shown in FIG. 3. , FIG. 5 is a diagram for explaining the step of generating work log information among the construction management information shown in FIG. 3, and FIG. 6 is a diagram for explaining the selective viewing step for construction management information shown in FIG. 3.

In this embodiment, the unmanned aerial vehicle 10 is described as starting and ending a flight by a flight control signal generated by the management server 30, but the present invention is not limited to this.

First, as shown in FIG. 3, the management server 30 can generate standard data (S10).

Standard data includes related information about the unmanned aerial vehicle (10) and data for civil engineering construction management, including material information, worker information, manager information, work environment information, construction period information, civil engineering construction site map information, safety information, security information, Civil engineering design information, etc. may be included, but are not limited thereto.

Next, the management server 30 may generate a flight control signal that controls the path of the unmanned aerial vehicle 10 for each variable operation mode (S12).

Specifically, when the variable operation mode is the shooting mode, the management server 30 may generate a flight control signal to control the flight path of the unmanned air vehicle 10 so that the unmanned air vehicle 10 acquires civil engineering construction information.

In addition, the management server 30 may generate a flight control signal to control the flight path of the unmanned aircraft 10 so that the unmanned aircraft 10 acquires surrounding environment information when the variable operation mode is the reception mode.

Next, the unmanned aircraft 10, which has received the flight control signal for each variable operation mode generated by the management server 30, can start flight (S14).

Next, the unmanned aerial vehicle 10 can acquire aerial photography information in response to flight control signals for each variable operation mode. In other words, the unmanned aerial vehicle 10 can acquire civil engineering information corresponding to the shooting mode and surrounding environment information corresponding to the receiving mode in real time (S16).

Specifically, when the unmanned aerial vehicle 10 is in a shooting mode in which an object is to be photographed, the camera unit 100 is used to adjust the angle of the camera unit 100 up and down, left and right, or zoom in and out to clearly capture the object. Construction information can be obtained in real time. At this time, civil engineering information may include at least one image and/or a video of at least 10 seconds.

Additionally, when the unmanned aerial vehicle 10 wishes to receive signals from the surrounding environment, it can obtain surrounding environment information in real time by controlling the flight path. Aviation surrounding information may include, but is not limited to, RF signal information, flight altitude information, flight speed information, GPS information, and environmental information.

Next, the management server 30 can generate construction management information by analyzing aerial photography information including civil engineering construction information and aviation surrounding information acquired in real time from the unmanned air vehicle 10 (S18).

Specifically, as shown in FIG. 4, the management server 30 can generate building material information included in construction management information.

First, the management server 30 can preprocess and analyze civil engineering construction information (S100).

For example, the management server 30 may preprocess aerial photography information and then extract image information for each frame from a video whose brightness and sharpness are automatically corrected included in civil engineering construction information.

Next, the management server 30 can extract image information for each frame and then determine the presence or absence of the object by separating the object and the background from the image information for each frame (S110).

Specifically, the management server 30 can separate the object and the background from the image information for each frame and extract the object recognized as a material.

Next, the management server 30 can analyze the objects recognized as materials and classify the objects by type, quantity, and location for each object unit (S120).

Specifically, the management server 30 may detect a boundary area around the extracted object, set a bounding box for each frame, and then analyze the object.

For example, the management server 30 can classify objects by type by considering their length, shape, placement location, etc. based on standard data.

Next, the management server 30 can generate building material information by matching the object quantity and object location based on the object type using information classified by type, quantity, and location (S130, S140).

Specifically, the management server 30 may generate building material information by matching object type, object image, object quantity, and object location based on at least one of object type, object image, object quantity, and object location.

Additionally, as shown in FIG. 5, the management server 30 can generate work log information included in construction management information.

Specifically, the management server 30 can analyze construction material information and calculate actual work data for each preset day (S200).

For example, the management server 30 may analyze construction material information on a daily basis based on standard data and generate actual work data on material usage, worker workload, and equipment usage.

Next, the management server 30 may generate an order request signal when the actual daily material usage is higher than the standard material usage (S210) based on actual work data (S220).

In other words, the management server 30 can analyze actual work data for each day based on standard data and calculate the actual material usage for each day.

In addition, the management server 30 may generate a manpower request signal when the daily actual worker workload is higher than the standard worker workload (S230) based on actual work data (S240).

In other words, the management server 30 can analyze actual work data for each day based on standard data and calculate the actual worker workload in which actual work is performed for each day.

Additionally, the management server 30 may generate an equipment management signal when the actual daily equipment usage is higher than the standard equipment usage (S250) based on actual work data (S260).

Next, the management server 30 can generate work log information using an order request signal, manpower request signal, and equipment management signal based on actual work data (S270).

According to the embodiment, the management server 30 generates daily predicted work data using an order request signal, a manpower request signal, and an equipment management signal based on actual work data (S280), and the generated predicted work data. You can update work log information using (S290).

Next, the management server 30 can end the flight according to the flight control information (S20).

Next, the user terminal 20 can read the QR code installed at the civil engineering construction site to selectively view construction management information (S22).

Specifically, as shown in FIG. 6, the management server 30 can generate public approval information that can selectively provide construction management information to the user terminal 20 that scans the QR code installed at the civil engineering construction site. There is (S300).

Next, when the QR code installed at the civil engineering construction site is read by the user terminal 20 and a QR code approval request signal is received from the user terminal 20, the management server 30 sends an approval message or disapproval in response to the public approval information. A message can be transmitted to the user terminal 20 (S310).

Specifically, when the QR code is scanned by the user terminal 20 in the location approval mode (S320), the management server 30 sends the location-specific approval information selected from the construction management information to the user terminal 20 based on the public approval information. ) can be made public for viewing (S330).

In addition, when the QR code is scanned by the user terminal 20 in the worker approval mode (S340), the management server 30 sends approval information for each worker selected from the construction management information to the user terminal 20 based on the public approval information. It can be made public for viewing (S350).

In addition, when the QR code is scanned by the user terminal 20 in the manager approval mode (S360), the management server 30 sends the manager-specific approval information selected from the construction management information to the user terminal 20 based on the public approval information. It can be made public for viewing (S370).

In contrast, the management server 30 generates a disapproval message to the user terminal 20 when the QR code is scanned by the user terminal 20 in a disapproval mode other than the location approval mode, worker approval mode, and manager approval mode. Can be transmitted (S380).

According to the embodiment, the management server 30 discloses construction management information through a chatbot service when the QR code is scanned by the user terminal 20 in a disapproval mode other than the location approval mode, worker approval mode, and manager approval mode. The presence or absence can be determined.

Next, the management server 30 can generate feedback signals analyzed by construction, worker, material, location, safety, and security using construction management information based on standard data (S24).

Next, the management server 30 may update standard data in response to at least one of aerial photography information, construction management information, and feedback information.

Lastly, the administrator terminal 40 can monitor the unmanned aerial vehicle 10 and the management server 30 in real time.

Depending on the embodiment, the manager terminal 40 may generate a feedback signal according to the monitoring results.

At this time, the feedback signal may be generated in real time in response to the flight of the unmanned aerial vehicle 10.

The steps of the method or algorithm described in connection with embodiments of the present invention may be implemented directly in hardware, implemented as a software module executed by hardware, or a combination thereof. Software modules can be RAM (Random Access Memory), ROM (Read Only Memory), EPROM (Erasable Programmable ROM), EEPROM (Electrically Erasable Programmable ROM), Flash Memory, hard disk, removable disk, CD-ROM, or It may reside on any type of computer-readable recording medium well known in the art to which the invention pertains.

Above, embodiments of the present invention have been described with reference to the attached drawings, but those skilled in the art will understand that the present invention can be implemented in other specific forms without changing its technical idea or essential features. You will be able to understand it. Therefore, the embodiments described above should be understood in all respects as illustrative and not restrictive.

10: Unmanned aerial vehicle
20: user terminal
30: Management server
40: Administrator terminal

Claims (11)

In a civil construction management method using an unmanned aerial vehicle performed by a server,
Obtaining aerial photography information in real time from the civil engineering construction site where the unmanned aerial vehicle is currently located; and
Including the step of generating construction management information using the aerial photography information,
The step of generating the construction management information is,
Generating building material information by analyzing the aerial photography information; and
A civil engineering construction management method using an unmanned aerial vehicle, including the step of generating work log information using the building material information. According to paragraph 1,
The step of generating the building material information is,
Recognizing and extracting objects included in the aerial photography information and classifying the objects by type, quantity, and location for each object unit when the object is recognized;
A civil engineering construction management method using an unmanned aerial vehicle, comprising the step of generating the building material information by matching object quantity and object location based on object type using information classified by type, quantity, and location. According to paragraph 1,
The step of generating the work log information is,
Analyzing the building material information and calculating actual work data for each preset day;
Generating an order request signal when the daily actual material usage is higher than the standard material usage based on the actual work data;
Generating a manpower request signal when the daily actual worker workload is higher than the standard worker workload based on the actual work data;
generating an equipment management signal when the actual daily equipment usage is higher than the standard equipment usage based on the actual work data; and
Civil engineering construction management method using an unmanned aerial vehicle, comprising the step of generating the work log using the order request signal, the manpower request signal, and the equipment management signal based on the actual work data. According to paragraph 3,
The step of generating the work log information is,
Generating daily predicted work data using the order request signal, the manpower request signal, and the equipment management signal based on the actual work data; and
A civil engineering construction management method using an unmanned aerial vehicle, further comprising updating the work log information using the predicted work data. According to paragraph 1,
The step of generating the construction management information is,
Using an unmanned aircraft, including the step of generating public approval information that can selectively provide the construction management information by location approval mode, worker approval mode, and manager approval mode to a terminal that scans a QR code installed at a civil engineering construction site. Civil construction management methods. According to clause 5,
When a QR code is scanned in a location approval mode, disclosing location-specific approval information selected from the construction management information based on the public approval information;
When a QR code is scanned in worker approval mode, disclosing approval information for each worker selected from the construction management information based on the public approval information; and
When a QR code is scanned in manager approval mode, a civil engineering construction management method using an unmanned aerial vehicle comprising the step of disclosing approval information for each manager selected from the construction management information based on the public approval information. According to clause 6,
When the QR code is scanned in a disapproval mode other than the location approval mode, worker approval mode, and manager approval mode, civil engineering construction management using an unmanned aerial vehicle further includes the step of determining whether or not the construction management information is disclosed through a chatbot service. method. According to paragraph 1,
It further includes the step of generating standard data containing flight control information capable of controlling the flight path of the unmanned aerial vehicle based on big data,
Generating predicted construction management information based on the standard data; and
A civil engineering construction management method using an unmanned aerial vehicle, comprising the step of comparing and analyzing the predicted construction management information and the construction management information to generate additional construction management information. According to clause 8,
Generating feedback information analyzed by construction, worker, material, location, safety, and security using the construction management information based on the standard data; and
Civil engineering construction management method using an unmanned aerial vehicle, comprising the step of updating the standard data in response to at least one of the aerial photography information, the construction management information, and the feedback information. At least one camera unit that detects the surrounding environment and acquires aerial photography information in real time using at least one camera capable of unmanned movement, angle adjustment up, down, left, and right, and zooming in and out, and a transmitting and receiving sensor capable of short- and long-distance communication An unmanned air vehicle equipped with a sensor unit that acquires aerial photography information in real time from a civil engineering construction site using; and
It includes a management server that manages the civil engineering construction site by generating construction management information using the aerial photography information,
The management server is,
A civil engineering construction management system using an unmanned aerial vehicle, which analyzes the aerial photography information to generate building material information and generates work log information using the building material information. A computer program combined with a computer as hardware and stored in a computer-readable recording medium so as to perform the method of claim 1.