CN208130669U - Net-filter assembly with automatic cleaning function - Google Patents

Abstract

The utility model provides a filter screen assembly with an automatic cleaning function, including an outer frame, a filter screen and an automatic cleaning mechanism. The filter screen and the automatic cleaning mechanism are arranged on the outer frame, and a guide structure is provided on the outer frame. The automatic cleaning mechanism includes a driving device and at least one cleaning component; the cleaning component includes a cleaning brush base and a steam generating device; the cleaning brush base is arranged on the guide structure, which is provided with spray holes; the driving device is connected to the cleaning brush base; the steam generating device is arranged on the outer frame; When the driving device starts, it drives the cleaning brush base to reciprocate along the length direction of the guide structure, and the steam generating device delivers steam to the cleaning brush base and sprays the filter screen through the spray holes. The filter screen assembly with automatic cleaning function of the utility model can be cleaned automatically to ensure the purification effect of the filter screen and prolong the service life of the filter screen; reduce the user's use cost and avoid resource waste; Internet trouble, improve the user's quality of life.

Description

Screen assembly with automatic cleaning function

technical field

The utility model relates to the field of air purification devices, in particular to a filter screen assembly with automatic cleaning function.

Background technique

With the continuous development of the economy and the continuous advancement of science and technology, people's living standards and quality of life have also been steadily improved. People pay more and more attention to indoor air quality. Miscellaneous, purification, improve indoor air quality and by people of all ages. The existing air purification device is mainly composed of a motor, a fan and a filter screen. Its purification principle is mainly to absorb dust in the air through the filter screen, so as to achieve the purpose of air purification. Since the filter screen plays the role of dust collection, it is used for a period of time. Finally, there will be a certain amount of dust accumulated on the filter screen. At this time, the filter screen needs to be cleaned or replaced to ensure the purification effect of the air purification device; due to the increase in the use cost and the waste of resources due to the replacement of the filter screen, ordinary families often use manual cleaning. The method is to clean the filter screen. In the process of cleaning the filter screen, the user needs to disassemble the filter screen from the air purification device, and use a brush or a wire brush to rub the surface of the filter screen repeatedly. The method steps are cumbersome and labor-intensive, and it is easy to cause damage to the surface of the filter screen. At the same time, the cleaning effect is not good, and the dust attached to the inside of the filter screen cannot be completely cleaned. Therefore, it is necessary to design a filter screen assembly with an automatic cleaning function.

Utility model content

The purpose of the utility model is to overcome the deficiencies of the prior art, and provide a filter screen assembly with automatic cleaning function, which has a good cleaning effect and can reduce the labor of the user at the same time.

In order to achieve the above purpose, the utility model adopts the following technical solutions: the filter screen assembly with automatic cleaning function includes an outer frame, a filter screen and an automatic cleaning mechanism, and the filter screen and the automatic cleaning mechanism are arranged on the outer frame. Guide structures are provided on both sides of the outer frame, the automatic cleaning mechanism includes a driving device and at least one cleaning assembly; the cleaning assembly includes a cleaning brush seat and a steam generating device; the cleaning brush seat is slidably arranged on the On the guide structure, spray holes are provided on the side facing the filter screen; the drive device is connected to the cleaning brush seat; the steam generating device is arranged on the outer frame; when the drive device starts The cleaning brush base can be driven to reciprocate along the length direction of the guide structure, and the steam generating device sends steam to the cleaning brush base and sprays the filter screen through the spray holes.

Compared with the prior art, the filter screen assembly with automatic cleaning function of the utility model has the following advantages:

(1) By setting an automatic cleaning mechanism, when the filter screen accumulates dust, the filter screen assembly can be automatically cleaned to ensure the purification effect of the filter screen and prolong the service life of the filter screen;

(2) The filter screen assembly does not need to replace the filter screen, which reduces the user's use cost and avoids waste of resources;

(3) Save the user from the trouble of disassembling and cleaning the filter screen, reduce the user's labor load, and improve the user's quality of life;

(4) The air purification device improves its practicability by installing the filter assembly, so that users can obtain a better experience;

(5) The filter screen assembly with automatic cleaning function of the present utility model adopts a non-contact cleaning method to clean the filter screen. When the cleaning brush seat sprays steam to the filter screen, the steam impacts or is adsorbed on the dust surface, so that the dust is The impact force of the steam and the double action of gravity break away from the filter screen, so as to realize the cleaning of the filter screen. In addition, this cleaning method can kill the germs that breed on the filter screen, thereby disinfecting the filter screen and improving the application efficiency. The purifying effect of the air purifying device of the filter screen assembly.

Preferably, the cleaning assembly further includes a first transmission arm, one end of the first transmission arm is connected to the cleaning brush holder, and the other end is connected to the driving device.

Preferably, the cleaning assembly further includes a first transmission arm, the first transmission arm is a transmission screw, the cleaning brush seat is screwed to the first transmission arm, and the first transmission arm is connected to the drive device connection.

The driving modes of the above two cleaning brush seats are low in cost, simple in structure, fast in cleaning speed and good in cleaning effect.

Preferably, the cleaning brush seat includes a mounting base and a sliding connection part, the sliding connecting part is arranged on both sides of the mounting seat, and the sliding connecting part is slidably arranged on the guiding structure. By arranging the sliding connection part, the range of motion of the cleaning brush holder is limited to ensure that the cleaning brush holder moves stably along the length extension direction of the guide structure when moving, thereby improving the cleaning effect of the cleaning component on the filter screen .

Preferably, the driving device is arranged on the outer frame, the driving device includes a driving motor and a driving gear, and the driving gear is connected to the output end of the driving motor; the first transmission arm and the driving gear engage. This setting method is simple in structure, convenient in assembly and low in cost, and is convenient for the manufacturer to maintain the filter screen assembly.

Preferably, the steam generating device is arranged at the end or side of the outer frame; the steam generating device includes a water tank and a steam generator arranged inside the water tank; a steam guiding groove is arranged in the cleaning brush seat, The spray hole communicates with the steam guiding groove; the water tank communicates with the steam guiding groove through a telescopic conduit.

Preferably, it also includes a water collection box, the side or end of the water collection box is provided with a second transmission arm, and the water collection box is connected to the driving device through the second transmission arm; the driving device can drive The water collection box moves synchronously with the cleaning assembly.

Preferably, a water collection box is also included, and the water collection box is arranged on the side or end of the outer frame close to the horizontal plane.

Preferably, the upper part of the water collecting box is provided with a water collecting cavity, and at least one end of the lower part is provided with a convex part extending outward, the convex part and the surrounding wall of the water collecting cavity form a stepped part, and the stepped part and the outer fit the opening edge of the frame. This arrangement can ensure that the water collection box is attached to the inner side of the filter screen, so as to facilitate the collection of dirt cleaned by the cleaning component.

By setting the water collecting box, the dust and sewage cleaned by the cleaning component from the filter screen can be effectively collected, on the one hand, the dust is prevented from floating into the air, polluting the indoor air, and preventing the sewage from dripping into the air purification device, which affects the air purification The normal use of the device, on the other hand, is convenient for users to deal with the dust and sewage cleaned up.

Preferably, there are two cleaning assemblies, which are respectively arranged at both ends of the outer frame, the driving device is arranged in the middle of the outer frame, and the two cleaning assemblies are respectively connected to the driving device in transmission. By arranging two cleaning assemblies, the cleaning speed of the automatic cleaning mechanism can be effectively improved.

Description of drawings

Fig. 1 is the schematic diagram of embodiment one;

Fig. 2 is the side view of embodiment one;

Fig. 3 is the schematic diagram of driving device;

Fig. 4 is the schematic diagram of water collection box;

Fig. 5 is the schematic diagram of cleaning brush seat;

Fig. 6 is an exploded view of the cleaning brush holder and the steam generating device;

Fig. 7 is the schematic diagram of embodiment two;

Fig. 8 is the schematic diagram of embodiment three;

Fig. 9 is the schematic diagram of embodiment four;

Fig. 10 is a schematic diagram of the fifth embodiment.

Label description:

1 Outer frame, 2 Filter screen, 3 Driving device, 31 Fixed cover, 32 Driving motor, 33 Driving gear, 4 Cleaning component, 40 Mounting seat, 41 Cleaning brush seat, 410 Sliding connection part, 411 Steam guiding groove, 412 Cover Plate, 42 first transmission arm, 44 nozzle hole, 6 guide structure, 7 water collection box, 70 step part, 71 second transmission arm, 72 water collection cavity, 73 convex part, 8 steam generating device, 81 telescopic duct, 82 water tanks, 821 casings, 822 case covers.

Detailed ways

Below in conjunction with accompanying drawing, illustrate embodiment of the present utility model:

Embodiment one

Referring to Figures 1 to 6, the filter screen assembly with automatic cleaning function includes an outer frame 1, a filter screen 2 and an automatic cleaning mechanism, the filter screen 2 and the automatic cleaning mechanism are arranged on the outer frame 1, and the outer frame 1 Guide structures 6 are provided on both sides of the frame 1, and the automatic cleaning mechanism includes a driving device 3 and two cleaning assemblies 4; the cleaning assembly 4 includes a cleaning brush holder 41, a first transmission arm 42 and a steam generating device 8; The cleaning brush holder 41 is slidably arranged on the guide structure 6, and a spray hole 44 is arranged on the side facing the filter screen 2; one end of the first transmission arm 42 is connected with the cleaning brush holder 41 , the other end is connected with the driving device 3; the driving device 3 is connected with the cleaning brush holder 41 through the first transmission arm 42; the steam generating device 8 is arranged on the outer frame 1; the When the driving device 3 is started, it can drive the cleaning brush holder 41 to reciprocate along the length direction of the guide structure 6, and the steam generating device 8 sends steam to the cleaning brush holder 41 and passes through the spray holes 44 Spray wash the filter screen 2.

The filter screen 2 is any one of EPA low-efficiency filter screen 2, HEPA high-efficiency filter screen 2, ULPA ultra-high-efficiency filter screen 2, high-voltage electrostatic dust removal adsorption network, MHCC formaldehyde filter screen 2, and PP primary filter screen 2.

Specifically, the guide structure 6 is a guide rail or a guide groove; by providing the guide structure 6, it can effectively improve the stability of the cleaning assembly 4 when it moves, and the degree of fit to the filter screen 2, thereby improving the cleaning assembly 4. Cleaning effect on filter 2.

In order to save production costs, the guide structure 6 and the outer frame 1 can be integrally formed.

Two cleaning assemblies 4 are respectively arranged at both ends of the outer frame 1 , the driving device 3 is arranged in the middle of the outer frame 1 , and the two cleaning assemblies 4 are respectively connected with the driving device 3 in transmission. By arranging two cleaning components 4, the cleaning speed of the automatic cleaning mechanism can be effectively improved.

In order to reduce production difficulty, the cleaning brush base 41 and the first transmission arm 42 may be two independently manufactured parts, and the cleaning brush base 41 and the first transmission arm 42 are detachably connected.

Preferably, for the convenience of assembly, the cleaning brush holder 41 and the first transmission arm 42 can be integrally formed.

The cleaning brush seat 41 includes a mounting base 40 and a sliding connection part 410, the sliding connecting part 410 is arranged on both sides of the mounting base 40, and the sliding connecting part 410 is slidably arranged on the guiding structure 6 . By setting the sliding connection part 410, the range of motion of the cleaning brush holder 41 is limited, and it is ensured that when the cleaning brush holder 41 moves, it moves stably along the length extension direction of the guide structure 6, thereby improving the cleaning assembly 4 pair. Cleaning effect of filter 2.

Preferably, the end of the sliding connection part 410 is provided with a claw, and the claw is fastened on the inner side of the guide structure 6. This arrangement can prevent the cleaning brush holder 41 from being displaced during the movement. .

The drive device 3 is arranged on the outer frame 1, the drive device 3 includes a fixed cover 31, a drive motor 32 and a drive gear 33, the fixed cover 31 is fixed on the side of the outer frame 1, the The driving motor 32 and the driving gear 33 are arranged in the fixed cover 31, and the fixed cover 31 is provided with an opening for the insertion of the first transmission arm 42; the driving gear 33 is connected to the output of the driving motor 32 end; the first transmission arm 42 meshes with the driving gear 33 . This setting method is simple in structure, convenient in assembly and low in cost, and is convenient for the manufacturer to maintain the filter screen assembly.

Two steam generating devices 8 are respectively arranged at the two ends of the outer frame 1; the steam generating device 8 includes a water tank 82 and a steam generator (not shown) arranged inside the water tank 82; the water tank 82 includes a device A box body 821 with an opening and a box cover 822 provided on the opening of the box body 821; the cleaning brush seat 41 is provided with a steam guiding groove 411 with an upper end opening, and the spray hole 44 communicates with the steam guiding groove. The guide groove 411, the steam guide groove 411 is covered with a cover plate 412; a telescopic conduit 81 is arranged between the box cover 822 and the cover plate 412, and the water tank 82 communicates with the steam guide through the telescopic conduit 81. Groove 411.

It also includes two water collection boxes 7, which are respectively arranged at the two ends of the outer frame 1, and the water collection boxes 7 are used to collect the sewage generated when the filter screen 2 is cleaned and the dust cleaned out.

The upper part of the water collection box 7 is provided with a water collection cavity 72, and the two ends of the lower part are provided with outwardly extending convex parts 73. The convex part 73 and the surrounding wall of the water collection cavity 72 form a step part 70, and one end of the step part 70 Connected with the first transmission arm 42 , the other end step portion 70 fits with the opening edge of the outer frame 1 , and the water collection box 7 moves synchronously with the cleaning assembly 4 . This arrangement can ensure that the water collection box 7 is attached to the inner side of the filter screen 2, so as to facilitate the collection of dirt cleaned by the cleaning component 4.

By arranging the water collection box 7, the dust and sewage cleaned by the cleaning assembly 4 from the filter screen 2 can be effectively collected, on the one hand, the dust is prevented from floating into the air, polluting the indoor air, and preventing the sewage from dripping into the air purification device , affecting the normal use of the air purification device, on the other hand, it is convenient for users to deal with the dust and sewage cleaned up.

Embodiment two

Referring to FIG. 7 , this embodiment is an improved solution of the first embodiment, and the difference from the first embodiment lies in the manner in which the driving device 3 drives the movement of the cleaning assembly 4 .

The cleaning assembly 4 includes a cleaning brush base 41, a first transmission arm 42 and a steam generating device 8; the cleaning brush base 41 is slidably arranged on the guide structure 6, and the first transmission arm 42 is a transmission Screw rod, the cleaning brush seat 41 is threadedly connected with the first transmission arm 42, and the first transmission arm 42 is connected with the driving device 3; the two first transmission arms 42 are respectively connected with the driving gear 33 meshing; the driving motor 32 drives the first transmission arm 42 to rotate along the axis direction, so that the mounting base 40 reciprocates along the length direction of the outer frame 1 to clean the filter screen 2 .

Embodiment three

Referring to Fig. 8, this embodiment is an improved solution of the first embodiment, the difference from the first embodiment is that the water collecting box 7 is connected with the driving device 3 through the second transmission arm 71.

It also includes two water collection boxes 7, the side or end of the water collection box 7 is provided with a second transmission arm 71, and the water collection box 7 is connected to the driving device 3 through the second transmission arm 71; The driving device 3 can drive the water collecting box 7 to move synchronously with the cleaning assembly 4 .

The driving device 3 is arranged on the outer frame 1, and the driving device 3 includes a biaxial driving motor (not shown in the figure) and two driving gears (not shown in the figure), and the two driving gears are respectively connected At the two output ends of the biaxial drive motor, the two first transmission arms 42 are respectively meshed with one of the driving gears, and the two second transmission arms 71 are respectively meshed with the other driving gear.

By making the water collection box 7 move synchronously with the cleaning component 4, the dust and sewage cleaned by the cleaning component 4 from the filter screen 2 are effectively collected, on the one hand, dust is prevented from floating into the air, polluting the indoor air, and sewage Drops fall into the air purification device, affecting the normal use of the air purification device. On the other hand, it is convenient for the user to handle the cleaned dust.

Embodiment Four

Referring to FIG. 9 , this embodiment is an improved solution of the first embodiment, and the difference from the first embodiment is that the outer frame 1 is arranged obliquely relative to the ground.

The outer frame 1 is inclined relative to the ground, the angle between the outer frame 1 and the horizontal plane is α, 0°<α<90°; a water collection box 7 is arranged on the outer frame 1, and the water collection box 7 is arranged at the end of the outer frame 1 close to the horizontal plane.

The sewage produced by the cleaning component 4 cleaning the filter screen 2 flows along the filter screen 2 to the end of the outer frame 1 close to the horizontal plane under the action of its own gravity, and flows into the water collection box 7 .

Embodiment five

Referring to Fig. 10, this embodiment is an improved solution of the first embodiment, and the difference from the first embodiment is that the outer frame 1 is arranged vertically relative to the ground.

The outer frame 1 is arranged vertically relative to the ground; a water collection box 7 is arranged on the outer frame 1, and the water collection box 7 is arranged on the side of the outer frame 1 close to the horizontal plane.

The sewage generated by the cleaning component 4 cleaning the filter screen 2 flows to the side of the outer frame 1 close to the horizontal plane under the action of its own gravity, and flows into the water collection box 7 .

Embodiment 1 to Embodiment 5, compared with the prior art, the filter screen assembly with automatic cleaning function of the utility model has the following advantages:

(1) By setting an automatic cleaning mechanism, when the filter screen 2 accumulates dust, the filter screen assembly can be automatically cleaned to ensure the purification effect of the filter screen 2 and prolong the service life of the filter screen 2;

(2) The filter screen assembly does not need to replace the filter screen 2, which reduces the user's use cost and avoids waste of resources;

(3) Eliminate the trouble of disassembling and cleaning the filter screen 2 for the user, reduce the workload of the user, and improve the quality of life of the user;

(4) The air purification device improves its practicability by installing the filter assembly, so that users can obtain a better experience;

(5) The filter screen assembly with automatic cleaning function of the present utility model adopts a non-contact cleaning method to clean the filter screen 2. When the cleaning brush holder 41 sprays steam to the filter screen 2, the steam impacts or is adsorbed on the dust surface, The dust is separated from the filter screen 2 under the double action of the impact force of the steam and the gravity, so as to realize the cleaning of the filter screen 2. In addition, this cleaning method can kill the germs that breed on the filter screen 2, thereby cleaning the filter screen 2 Play a disinfection effect, and then improve the purification effect of the air purification device using the filter screen assembly.

According to the disclosure and teaching of the above specification, those skilled in the art to which the present utility model belongs can also change and modify the above embodiment. Therefore, the utility model is not limited to the specific implementation manners disclosed and described above, and some modifications and changes to the utility model should also fall within the scope of protection of the claims of the utility model. In addition, although some specific terms are used in this specification, these terms are only for convenience of description and do not constitute any limitation to the present utility model.

Claims (10)

1. the net-filter assembly with automatic cleaning function, including outline border, strainer and automated cleaning mechanism are the strainer, automatic clear Clean mechanism is arranged on the outline border, it is characterised in that：The outline border two sides are equipped with guiding structure, the automated cleaning mechanism Including driving device and at least one cleaning assemblies；The cleaning assemblies includes cleaning brush holder and steam generation facility；It is described clear Clean brush holder is slidably disposed on the guiding structure, and the side of strainer is provided with spray orifice；The driving device with The cleaning brush holder transmission connection；The steam generation facility is arranged on the outline border；

The driving device can drive the cleaning brush holder to move back and forth along the length direction of the guiding structure when starting, The steam generation facility conveys steam to the cleaning brush holder and passes through the spray orifice to the strainer hydro-peening.

2. the net-filter assembly according to claim 1 with automatic cleaning function, it is characterised in that：The cleaning assemblies is also Including the first transmission arm, one end of first transmission arm is connect with the cleaning brush holder, and the other end and the driving device connect It connects.

3. the net-filter assembly according to claim 1 with automatic cleaning function, it is characterised in that：The cleaning assemblies is also Including the first transmission arm, first transmission arm is drive lead screw, and the cleaning brush holder is threadedly coupled with first transmission arm, First transmission arm is connect with the driving device.

4. according to the described in any item net-filter assemblies with automatic cleaning function of Claims 2 or 3, it is characterised in that：It is described Cleaning brush holder includes mounting base and slide contact part, and in the mounting base two sides, the sliding connects for the slide contact part setting Socket part is slidably disposed on the guiding structure.

5. the net-filter assembly according to claim 4 with automatic cleaning function, it is characterised in that：The driving device is set It sets on the outline border, the driving device includes driving motor and driving gear, and the driving gear connects the driving electricity The output end of machine；First transmission arm is engaged with the driving gear.

6. the net-filter assembly according to claim 1 with automatic cleaning function, it is characterised in that：The steam generation dress It installs in the outline border end or side；

The steam generation facility includes water tank and the steam generator that is arranged in inside water tank；It is provided in the cleaning brush holder Steam guide channel, the spray orifice are connected to the steam guide channel；The water tank is connected to the steam guide channel by telescoping catheter.

7. the net-filter assembly according to claim 1 with automatic cleaning function, it is characterised in that：It further include collecting box, The collecting box side or end are provided with the second transmission arm, and the collecting box connects the driving by second transmission arm Device；The driving device can drive the collecting box to move synchronously with the cleaning assemblies.

8. the net-filter assembly according to claim 1 with automatic cleaning function, it is characterised in that：It further include collecting box, Side or end of the outline border close to horizontal plane is arranged in the collecting box.

9. the net-filter assembly according to claim 7 or 8 with automatic cleaning function, it is characterised in that：The collecting box Top is equipped with water collection chamber, lower part at least one end protrusion with outward extension, and the protrusion and the water collection chamber peripheral wall form platform Rank portion, the stage portion are adapted with the opening edge of outline border edge.

10. the net-filter assembly according to claim 1 with automatic cleaning function, it is characterised in that：The cleaning assemblies If there are two, the outline border both ends are separately positioned on, the middle part of the outline border, the two cleanings group is arranged in the driving device Part is sequentially connected with the driving device respectively.