CN117653854A

CN117653854A - Respiratory heating pipeline, respiratory therapy equipment and air supply temperature insulation control method

Info

Publication number: CN117653854A
Application number: CN202311749209.3A
Authority: CN
Inventors: 吴锦文; 冯志伟; 蔡章泰
Original assignee: Guangdong Yongsheng Intelligent Technology Co ltd; Vincnet Medical Dongguan Mfg Co ltd; Vincent Medical Dongguan Technology Co Ltd
Current assignee: Guangdong Yongsheng Intelligent Technology Co ltd; Vincnet Medical Dongguan Mfg Co ltd; Vincent Medical Dongguan Technology Co Ltd
Priority date: 2023-12-18
Filing date: 2023-12-18
Publication date: 2024-03-08

Abstract

The application relates to the field of medical equipment, and specifically provides a respiration heating pipeline, respiration treatment equipment and air supply temperature heat preservation control method, and the respiration heating pipeline includes: the hollow membrane tube is used for elastic deformation, and the heating ribs are used for carrying out heat preservation and heating on the gas in the breathing heating pipeline; the heating rib comprises a heating rib body and a protective film layer coated on the heating rib body, and the protective film layer and the hollow film tube are both arranged as biocompatible films. The manufacturing cost of the breathing heating pipeline is reduced by only setting the protective film layer and the hollow film tube as the biocompatible film; the material of protection rete and hollow membrane pipe junction is the biocompatibility membrane, and both laminating and fusion are strong, can increase the cohesion of junction, have improved the joint strength of protection rete and hollow membrane pipe, have finally improved the structural strength of respiration heating pipeline.

Description

Respiration heating pipeline, respiration treatment equipment and air supply temperature heat preservation control method

Technical Field

The application relates to the field of medical equipment, in particular to a respiration heating pipeline, respiration treatment equipment and an air supply temperature insulation control method.

Background

The respiratory treatment equipment (a breathing machine, an anesthesia machine or an oxygen supply machine and the like) is usually provided with an air supply pipeline so as to ensure the stable transmission of the air; meanwhile, in order to improve the use comfort of a user, the temperature of the gas needs to be regulated and controlled, and in order to facilitate the use, the gas supply pipeline is also required to have certain deformation capacities such as bending and stretching;

in order to realize temperature regulation and deformation capability, the air supply pipeline is generally configured into hollow membrane pipes and heating ribs which are arranged at intervals in a spiral manner, and the inner surfaces of the hollow membrane pipes and the heating ribs form the inner pipe wall of the sealed air supply pipeline; this requires that both the heating ribs and the hollow membrane tube materials have good biocompatibility, which results in high cost of the air supply line; meanwhile, the heating ribs also need to have a heat preservation function, the hollow membrane tube needs to meet the deformation requirement, the tube wall of the hollow tube is thinner, so that the heat dissipation capacity at the hollow tube is large, the heating ribs are different from the hollow membrane tube in material, and finally the connection strength at the connection position of the heating ribs and the hollow membrane tube is poor.

Accordingly, the prior art has drawbacks and disadvantages, and needs to be further improved and developed.

Disclosure of Invention

In view of the shortcomings of the prior art, the application aims to provide a respiration heating pipeline and respiration treatment equipment, and aims to solve the problems that the respiration heating pipeline of the respiration treatment equipment in the prior art is high in cost and weak in structural strength.

The technical scheme adopted for solving the technical problems is as follows: a respiratory heating circuit for a respiratory therapy apparatus, the respiratory heating circuit comprising: the hollow membrane tube is used for elastic deformation, and the heating ribs are used for carrying out heat preservation and heating on the gas in the breathing heating pipeline; the heating rib comprises a heating rib body and a protective film layer coated on the heating rib body, and the protective film layer and the hollow film tube are both provided with biocompatible films.

Optionally, the heating rib body includes:

the protective film layer is coated on the heat insulation body;

the heating wires are arranged in the heat insulation body at intervals;

the signal wires are arranged in the heat insulation body at intervals and correspond to the heating wires one by one.

Optionally, the heat preservation body includes a plurality of consecutive heat preservation subvolumes, the protection film layer cladding in on the heat preservation subvolumes.

Optionally, heating wires are arranged in the heat preservation sub-bodies.

Optionally, the radial cross section of the heat preservation sub-bodies is triangular, trapezoidal or semicircular.

Optionally, the protective film layer is formed by extending the hollow film tube.

Optionally, the hollow membrane tube is provided with a hollow channel for introducing a constant temperature medium.

Optionally, the hollow membrane tube and the heating ribs are arranged flush towards the inner surface of the axle center and are both arranged as planes.

The technical scheme adopted for solving the technical problem is as follows: a respiratory therapy apparatus comprising a respiratory heating circuit as described above, and a temperature sensor for detecting the temperature of a gas in the respiratory heating circuit.

The technical scheme adopted for solving the technical problem is as follows: a method for thermal insulation control of the temperature of supplied air based on a respiratory treatment apparatus as described above, comprising:

acquiring a preset gas temperature threshold;

detecting a real-time temperature value of the respiratory heating pipeline;

and when the real-time gas temperature value is smaller than the gas supply temperature threshold, controlling the heating rib to heat the gas in the breathing heating pipeline until the real-time gas temperature value reaches the gas supply temperature threshold.

The beneficial effects are that:

the utility model provides a breathe heating pipeline, breathe treatment facility and air feed temperature heat preservation control method, breathe heating pipeline is provided with hollow membrane pipe and heating muscle, through will wrap up the protective film layer that sets up on the heating muscle to set up protective film layer and hollow membrane pipe as the biocompatible membrane, and then need not to set up the heating muscle body as the biocompatible material, increase the selectivity of heating muscle body material, reduced the cost of manufacture of breathe heating pipeline; meanwhile, the heating ribs are connected with the hollow membrane tubes through the protective membrane layers, the materials at the connection parts of the protective membrane layers and the hollow membrane tubes are biocompatible membranes, the bonding force and the fusion force of the protective membrane layers and the hollow membrane tubes are high, the bonding force of the connection parts can be increased, the connection strength of the protective membrane layers and the hollow membrane tubes is improved, and the structural strength of the respiration heating pipeline is finally improved.

Drawings

FIG. 1 is a schematic perspective view of a respiratory heating circuit provided herein;

FIG. 2 is a schematic top view of a respiratory heating circuit provided herein;

FIG. 3 is a schematic cross-sectional view taken along the direction I-I of FIG. 2 provided herein;

FIG. 4 is an enlarged schematic view at A of FIG. 3 provided in the present application;

FIG. 5 is a schematic view of a variation of FIG. 3 provided herein;

FIG. 6 is an enlarged schematic view at B of FIG. 5 provided in the present application;

FIG. 7 is a schematic view of a further variation of the structure of FIG. 3 provided herein;

FIG. 8 is an enlarged schematic view at C of FIG. 7 provided herein;

FIG. 9 is an enlarged schematic view of a portion of a respiratory heating circuit provided herein;

FIG. 10 is a schematic block diagram of a flow chart of a method for controlling the temperature of supplied air;

reference numerals illustrate:

10. a respiratory heating line; 11. a hollow membrane tube; 12. heating ribs; 111. a hollow cavity channel; 121. a heating rib body; 122. a protective film layer; 123. a heat insulator; 124. a heating wire; 125. preserving heat of the daughter; 126. and a signal line.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the present application clearer and more specific, the present application will be described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present application.

In the description of the present application, it should be understood that the terms "center," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate an orientation or a positional relationship based on that shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.

In respiratory therapy, gas is usually delivered to the respiratory tract of a patient at room temperature or low temperature, which may cause adverse effects such as damage to airway mucosa, water loss, respiratory coldness, etc., in order to improve the use comfort of a user, the gas needs to be temperature-controlled, and in order to facilitate use, the gas supply pipeline also needs to have a certain deformation capability such as bending and stretching. In order to realize temperature regulation and deformation capability, the breathing heating pipeline is generally formed by spirally winding and bonding a heating rib and a hollow membrane pipe, and the heating rib and the hollow membrane pipe are in contact with breathing gas, so that the materials adopted by the heating rib and the hollow membrane pipe are both required to have the characteristics of biocompatibility, the materials adopted by the heating rib are required to have the characteristics of biocompatibility and the like, and the heating rib is required to have the characteristics of high heat preservation performance and high flexibility, but the cost of the biocompatible material is higher; therefore, in the prior art, the breathing heating pipeline is built by bonding the heating ribs and the deformation ribs of different materials, and the bonding difficulty between the different materials is high, the bonding force is low, so that the breathing heating pipeline is low in tensile strength and poor in deformation capability.

Referring to fig. 1-4 in combination, a respiratory heating circuit 10 for a respiratory therapy apparatus for delivering gas from the respiratory therapy apparatus to a patient is provided in a first embodiment of the present application; the breathing heating pipeline 10 comprises a hollow membrane pipe 11 and heating ribs 12, wherein the hollow membrane pipe 11 and the heating ribs 12 are alternately and spirally extended, so that the breathing heating pipeline 10 with the hollow outside and the hollow inside is formed; it can be understood that when the respiratory heating pipe is axially cut, on the cut surface, the heating ribs 12 and the hollow membrane pipes 11 which are alternately arranged in turn can be seen, and the heating ribs 12 and the hollow membrane pipes 11 are spirally extended like springs or threads; the hollow membrane tube 11 is used for elastic deformation, that is, the hollow membrane tube 11 can be elastically deformed, that is, the bending or stretching of the respiration heating pipe 10 is realized by the hollow membrane tube 11; the hollow membrane tube 11 can bend, shrink or extend the respiration heating pipeline 10 through elastic deformation; the heating ribs 12 are used for carrying out heat preservation and heating on the gas in the respiration heating pipeline 10, namely the heating ribs 12 can generate heat, the gas in the respiration heating pipeline 10 is contacted with the heating ribs 12, and the heating ribs 12 can generate heat to be transmitted to the gas in the respiration heating pipeline 10 through contact, so that the temperature of the gas in the respiration heating pipeline 10 is raised, the effect of heat preservation and heating can be achieved, and the temperature requirement of treatment is met; the heating rib 12 comprises a heating rib body 121 and a protective film layer 122, and the protective film layer 122 covers the heating rib body 121; it can be understood that the heating rib 12 is composed of a heating rib body 121 and a protective film layer 122 covering the heating rib body 121; wherein, the protective film layer 122 and the hollow film tube 11 are both provided with biocompatible films, so that the heating ribs 12 and the hollow film tube 11 perform good interaction with the gas in the respiratory heating pipeline 10, and the problems of inflammation, immune reaction, infection and the like of a user are not caused; specifically, the protective film layer 122 and the hollow film tube 11 are both provided with biocompatible films, and only the protective film layer 122 is required to be provided with biocompatible materials, and the whole heating rib 12 is not required to be provided with biocompatible materials, so that the manufacturing cost is reduced; the protective film 122 is made of the same biocompatible material as the hollow film tube 11, so that the bonding force and the fusion force of the joint of the protective film 122 and the hollow film tube 11 can be increased, the bonding force between the protective film 122 and the hollow film tube 11 is increased, and the connection strength is improved; this application is through with protection rete 122 with hollow membrane pipe 11 all sets up to the biocompatibility membrane, has increased the selectivity of hot muscle body material, has reduced the cost of manufacture of respiration heating pipeline 10, has improved protection rete 122 and hollow membrane pipe 11's joint strength height.

Referring to fig. 4, fig. 6 and fig. 8 in combination, in some embodiments, the heating rib body 121 includes a heat insulation body 123, a plurality of heating wires 124 and a plurality of signal wires 126, the protective film layer 122 is coated on the heat insulation body 123, the plurality of heating wires 124 are arranged in the heat insulation body 123 at intervals, the plurality of signal wires 126 are arranged in the heat insulation body at intervals, and the plurality of signal wires 126 are arranged in one-to-one correspondence with the plurality of heating wires; specifically, the heating wires 124 disposed in the heat insulation body 123 can generate heat and transfer the heat to the heat insulation body 123, and the heating wires 124 are disposed at intervals, so that the heating wires 124 are not contacted with each other, and a short circuit or overheating phenomenon is prevented; the signal wires 126 are arranged in the heat insulation body at intervals, the signal wires 126 are arranged adjacent to the corresponding heating wires, and the signal wires 126 are used for transmitting temperature signals; the heat insulating body 123 is used as the main body part of the heating rib 12, has good heat insulating performance, and can effectively keep the temperature of the gas stable; meanwhile, a plurality of heating wires 124 are arranged in the middle of the heat preservation body 123, and the heating wires 124 can uniformly provide heat, so that the heat preservation effect is further enhanced; the protective film 122 made of biocompatible material is coated on the heat insulation body 123, the protective film 122 contacts with the gas in the respiratory heating pipeline 10, the protective film 122 can well interact with biological tissues or body fluid, and the problems of inflammation, immune response, infection and the like of a user are not caused; the heat generated by the heating wire 124 is transferred to the protective film layer 122 through the heat insulator 123, and the protective film layer 122 transfers the heat to the gas in the respiration heating pipeline 10, so that the gas in the respiration heating pipeline 10 is continuously heated and kept warm.

Referring to fig. 9, in some embodiments, the heat insulation body 123 includes a plurality of heat insulation sub-bodies 125 connected in sequence, and the protective film layer 122 is coated on the heat insulation sub-bodies 125; specifically, the heat insulation body 123 is a main component of the heating rib body 121, and is used for providing a heat insulation function, in order to enhance the heat insulation effect and flexibility, the heat insulation body 123 is divided into a plurality of heat insulation sub-bodies 125, and the heat insulation sub-bodies are sequentially connected, so as to achieve better heat retention and distribution, increase the duty ratio of the functional components generating heat in the respiratory heating pipeline 10, and ensure that the gas maintains a stable temperature in the whole heating rib 12; meanwhile, the protective film layer 122 is coated on each heat-insulating sub-body 125, and the protective film layer 122 is made of a biocompatible film which is the same as the hollow film tube 11 in material, so that the heat-insulating sub-body 125 and the heating wire 124 can be effectively protected from the influence of external environment, the strength of the joint is enhanced, the heat-insulating effect is enhanced, and the durability and the connection strength of a pipeline are improved. It should be noted that, no protective film layer is disposed between the adjacent heat insulation sub-bodies 125, that is, the heat insulation sub-bodies 125 are in direct contact connection with the heat insulation sub-bodies 125, and the outer surfaces formed by the heat insulation sub-bodies 125 are covered with the protective film layer, so that the usage amount of the protective film layer is reduced, and the manufacturing cost of the respiration heating pipeline 10 is further reduced.

Referring to fig. 9, in some embodiments, heating wires 124 are disposed in the heat insulation sub-bodies 125; specifically, each of the heat retaining sub-bodies 125 is provided with heating wires 124, and the heating wires 124 are arranged in the retainers Wen Ziti at intervals; by installing a heating wire 124 in each insulated sub-body 125, uniform heating of the gas in the respiratory heating circuit 10 can be achieved to ensure that the gas maintains a stable temperature throughout the circuit, providing a more comfortable and efficient respiratory therapy experience; by arranging the heating wire 124 in each heat preservation sub-body 125, the heat preservation heating function of the heating rib body 121 is realized; the heat preservation sub-body 125 is taken as a component part of the heat preservation body 123, plays the roles of supporting and fixing the heat preservation wires and simultaneously plays the roles of heat conduction and distribution; the spaced arrangement of the heater wires 124 ensures that the gas is heated uniformly throughout the circuit so that the respiratory heating circuit 10 can effectively provide a stable thermal insulation heating function.

Referring to fig. 3-9 in combination, in some embodiments, the radial cross-section of the number of heat retaining sub-bodies 125 is configured as a triangle, trapezoid, or semicircle; specifically, the cross-sectional shape of each heat preservation sub-body 125 in the radial direction may be triangular, trapezoidal, or semicircular; when the radial cross section of the heat preservation sub-body 125 is triangular, it can provide a larger contact area, effectively increasing the heat conduction area with the gas, thereby improving the heating efficiency; when the radial section of the heat preservation sub-body 125 is trapezoid, a larger space can be provided for accommodating the heating wires 124, the number or the diameter of the heating wires 124 can be increased, and the heating power and the heat preservation effect of the heating rib 12 are further improved; when the radial cross section of the heat preservation sub-body 125 is semicircular, the heat preservation sub-body has smaller curvature radius, can better adapt to the bending deformation requirement of the pipeline, and provides good temperature distribution; the radial cross-sectional shape of the plurality of heat retaining sub-bodies 125, such as triangular, trapezoidal, or semi-circular, may be selected according to heating effect, heat retaining performance, and pipeline flexibility requirements.

In some embodiments, the protective film 122 is formed by extending the hollow film tube 11; specifically, the protective film layer 122 is formed by extending a biocompatible film made of the same material as the hollow film tube 11, which means that the protective film layer 122 and the hollow film tube 11 have the same chemical composition and biocompatibility, so that the heating ribs 12 and the hollow film tube 11 are connected in a seamless manner or integrally arranged, the sealing property and durability of the whole pipeline are improved, the manufacturing cost is reduced, and the connection strength, sealing property and biocompatibility are improved, so that the stability and reliability of the pipeline are ensured.

Referring to fig. 4, 6 and 8 in combination, in some embodiments, the hollow membrane tube 11 has a hollow channel 111, and the hollow channel 111 is used for introducing a constant temperature medium, the hollow membrane tube 11 is an important component of a pipeline, a hollow channel 111 is disposed inside the hollow channel, and the constant temperature medium can be filled in the hollow channel 111, and the constant temperature medium includes but is not limited to water and gas; by introducing the constant temperature medium into the hollow cavity 111, the heat of the gas in the respiratory heating pipeline 10 is not easy to diffuse to the outside of the respiratory heating pipeline 10, so that the temperature of the gas in the respiratory heating pipeline is kept stable; at the same time, the respiratory heating pipeline 10 can be used in various temperature environments, and the proper temperature can be ensured no matter the respiratory heating pipeline is used in various temperature environments, so as to meet the requirements of respiratory treatment.

Referring to fig. 3, 5 and 7 in combination, in some embodiments, the hollow membrane tube 11 and the heating ribs 12 are disposed flush with the inner surface of the shaft center, and they are all disposed as flat surfaces; specifically, the inner surface of the hollow membrane tube 11 is flush with the inner surface of the heating rib 12 to form an adjacent plane, so that the hollow membrane tube 11 and the heating rib 12 can be well and tightly connected, and the overall stability and the sealing performance of the pipeline are improved; meanwhile, as the hollow membrane tube 11 and the heating ribs 12 are both arranged to be plane, the appearance of the hollow membrane tube 11 and the heating ribs 12 does not have obvious bulges or depressions, so that the inner surface of the breathing heating pipeline 10 is smoother and more uniform, the interference and resistance to air flow are reduced, and the cleaning and disinfection operations are also facilitated; the hollow membrane tube 11 and the heating ribs 12 are arranged towards the inner surface of the axle center in a flush way, and are all designed to be planar, so that the stability, the sealing performance and the air circulation smoothness of the breathing heating pipeline 10 are improved, and the breathing heating pipeline is convenient to clean and disinfect.

There is also provided in a second embodiment of the present application a respiratory therapy apparatus comprising the respiratory heating circuit 10 provided in the first embodiment of the present application and a temperature sensor for detecting the temperature of the gas in the respiratory heating circuit 10; specifically, the temperature sensor may be connected to the signal lines 126, which can be known that the respiratory treatment apparatus provided in this embodiment has the advantages of low cost and high tensile strength of the respiratory heating pipeline 10.

Referring to fig. 10, in a third embodiment of the present application, there is further provided a method for controlling air supply temperature insulation, where the air supply temperature insulation control method is implemented based on the respiratory treatment apparatus provided in the second embodiment of the present application, and is mainly used for insulating air supplied in a respiratory heating pipeline of the respiratory treatment apparatus, and specifically, the air supply temperature insulation control method includes:

s10, acquiring a preset gas temperature threshold;

when the respiratory treatment equipment is used for supplying gas, different application requirements are applied to the temperature of the supplied gas, so that the preset gas temperature threshold value is obtained in advance under different application scenes, namely a target temperature value of the gas temperature to be controlled is obtained, and a reference basis is provided for air supply temperature insulation control.

Step S20, detecting a real-time temperature value of the respiration heating pipeline;

after the preset temperature threshold is obtained, the temperature of the gas supplied by the respiration heating pipeline in the current state can be obtained by detecting the real-time temperature value of the respiration heating pipeline, and real-time data support is provided for realizing air supply temperature insulation control.

And step S30, when the real-time temperature value is smaller than the gas temperature threshold value, controlling the main heating body to heat the gas supply in the breathing heating pipeline until the real-time temperature value reaches the gas temperature threshold value.

After a preset temperature threshold value and a detected real-time temperature value of the breathing heating pipeline are obtained, comparing the values of the preset temperature threshold value and the detected real-time temperature value, wherein the temperature of gas supplied by the breathing machine is lower than the ambient temperature under normal conditions, so that the gas in the breathing heating pipeline is basically required to be heated; meanwhile, the heating is generally performed before the air enters the respiratory heating pipeline, but the air is subjected to heat exchange with the environment when flowing through the respiratory heating pipeline, so that the air temperature is reduced, namely when the real-time temperature value is smaller than the air temperature threshold value, the heating ribs are controlled to heat the air supply in the respiratory heating pipeline until the real-time temperature value reaches the air temperature threshold value, the operation of the main heating body or the auxiliary heating body is stopped, and the heat preservation control of the air supply is completed.

In summary, the application provides a respiratory heating pipeline, respiratory treatment equipment and an air supply temperature insulation control method, wherein the respiratory heating pipeline comprises hollow membrane pipes and heating ribs which are alternately and spirally extended, the hollow membrane pipes are used for elastic deformation, and the heating ribs are used for performing insulation heating on air in the respiratory heating pipeline; the heating rib comprises a heating rib body and a protective film layer coated on the heating rib body, and the protective film layer and the hollow film tube are both provided with biocompatible films. The breathing heating pipeline is provided with the hollow membrane pipe and the heating rib, the protective membrane layer is coated on the heating rib, and the protective membrane layer and the hollow membrane pipe are both arranged as the biocompatible membrane, so that the heating rib body is not required to be arranged as the biocompatible material, the selectivity of the heating rib body material is increased, and the manufacturing cost of the breathing heating pipeline is reduced; meanwhile, the heating ribs are connected with the hollow membrane tubes through the protective membrane layers, the materials at the connection parts of the protective membrane layers and the hollow membrane tubes are biocompatible membranes, the bonding force and the fusion force of the protective membrane layers and the hollow membrane tubes are high, the bonding force of the connection parts can be increased, the connection strength of the protective membrane layers and the hollow membrane tubes is improved, and the structural strength of the respiration heating pipeline is finally improved.

It is to be understood that the application of the present application is not limited to the examples described above, but that modifications and variations can be made by a person skilled in the art from the above description, all of which modifications and variations are intended to fall within the scope of the claims appended hereto.

Claims

1. A respiratory heating pipeline for respiratory treatment equipment, characterized in that the respiratory heating pipeline includes: hollow membrane tubes and heating ribs arranged in alternating spiral extensions, the hollow membrane tubes are used for elastic deformation, the The heating rib is used to insulate and heat the gas in the respiratory heating pipeline; the heating rib includes a heating rib body and a protective film layer covering the heating rod body, and the protective film layer and the hollow The membrane tubes are all set with biocompatible membranes.

2. The respiratory heating pipeline according to claim 1, characterized in that the heating rib body includes:

Insulation body, the protective film layer is coated on the insulation body;

A plurality of heating wires, a plurality of heating wires arranged at intervals in the insulation body;

A plurality of signal lines are arranged in the insulation body at intervals, and are arranged in one-to-one correspondence with a plurality of the heating wires.

3. The respiratory heating pipeline according to claim 2, wherein the insulating body includes a plurality of insulating sub-bodies connected in sequence, and the protective film layer covers the insulating sub-bodies.

4. The respiratory heating pipeline according to claim 3, characterized in that heating wires are provided in several of the thermal insulation sub-bodies.

5. The respiratory heating pipeline according to claim 3, characterized in that the radial cross-sections of several of the thermal insulation sub-bodies are configured as triangles, trapezoids or semicircles.

6. The respiratory heating pipeline according to claim 1, wherein the protective film layer is formed by extending from the hollow film tube.

7. The respiratory heating pipeline according to claim 1, characterized in that the hollow membrane tube is provided with a hollow cavity, and the hollow cavity is used to pass a constant temperature medium.

8. The respiratory heating pipeline according to claim 1, characterized in that the inner surfaces of the hollow membrane tube and the heating ribs facing the axis are flush with each other, and both are arranged in a plane.

9. Respiratory treatment equipment, characterized by comprising the respiratory heating pipeline according to any one of claims 1 to 7, and a temperature sensor for detecting the temperature of the gas in the respiratory heating pipeline.

10. An air supply temperature insulation control method based on the respiratory therapy equipment according to claim 9, characterized in that it includes:

Get the preset gas temperature threshold;

Detect the real-time gas temperature value of the breathing heating pipe;

When the real-time gas temperature value is less than the gas temperature threshold, the heating rib is controlled to heat the gas in the respiratory heating pipeline until the real-time gas temperature value reaches the gas temperature threshold.