CN215089148U

CN215089148U - Central air conditioning filter screen belt cleaning device

Info

Publication number: CN215089148U
Application number: CN202120840428.2U
Authority: CN
Inventors: 董戈壁; 张继承
Original assignee: Tianjin Jiacheng Lihui Machinery Equipment Co ltd
Current assignee: Tianjin Jiacheng Lihui Machinery Equipment Co ltd
Priority date: 2021-04-22
Filing date: 2021-04-22
Publication date: 2021-12-10
Anticipated expiration: 2031-04-22

Abstract

The utility model discloses a cleaning device for a filter screen of a central air conditioner, which comprises a workbench and a cleaning pool, wherein the workbench is erected on the ground, the cleaning pool is arranged at the middle part of the upper end of the workbench, and also comprises a cleaning device, a lifting device, a clamping device, an adjusting device and an air drying device, the cleaning device is arranged at the lower part of the cleaning pool, the lifting device is arranged at the upper end of the workbench and is arranged at the two sides of the cleaning pool, the clamping device is arranged at the inner side of the lifting device, the adjusting device is arranged at the two sides of the upper end of the workbench, the air drying device is arranged at the upper end of the adjusting device and is arranged above the cleaning pool, the utility model has the advantages of simple structure, the cleaning device is arranged, the dirt on the surface of the filter screen can be effectively cleaned, the lifting device is matched with the clamping device, the filter screens with different thicknesses are clamped, and the clamping device and the filter screens are driven to lift, be equipped with adjusting device and air-dry the device cooperation, can air-dry the operation at different positions to the filter screen, the practicality is strong.

Description

Central air conditioning filter screen belt cleaning device

Technical Field

The utility model belongs to the technical field of air conditioner accessory cleaning equipment technique and specifically relates to a central air conditioning filter screen belt cleaning device is related to.

Background

In the prior art, the central air conditioner is used as a good air conditioner product, the central air conditioner has a good effect and is very wide in use, if the central air conditioner is required to ensure a good use effect, timely cleaning and maintenance are necessary, maintenance and cleaning of a filter screen of the central air conditioner are important, the existing filter screen for the central air conditioner is mostly cleaned and directly washed by water, then the filter screen of the central air conditioner is installed and used again after being simply and naturally placed and dried, the filter screen of the central air conditioner is dense, therefore, if the filter screen is not sufficiently dried after being reused, the filter screen is often adhered with more dust in later use.

The application numbers are: 201922341516.3 discloses a diversified filter screen belt cleaning device of central air conditioning, comprises a workbench, the upper end surface of workstation is provided with the backup pad, the rear that the upper end surface of workstation is close to the backup pad is provided with the support frame, the front end surface movable mounting of support frame has the slip table, the front end surface movable mounting of slip table has the second motor, the lower extreme of second motor is connected with the axis of rotation, the lower extreme of axis of rotation is connected with the brush hair, the front end surface movable embedding of workstation has the collection structure. However, this kind of multi-azimuth filter screen cleaning device for central air conditioner does not have a clamping device, can't clamp and fix the filter screen of different thickness to it does not have the air-drying device, can't carry out the air-drying operation to the central air conditioner filter screen after wasing, therefore, may remain moisture on the filter screen after wasing, causes the dust to adhere to.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a central air conditioning filter screen belt cleaning device.

In order to achieve the above object, the present invention provides a technical solution:

the utility model provides a central air conditioning filter screen belt cleaning device, includes the workstation and washs the pond, the workstation erects subaerial, it sets up to wash the pond workstation upper end middle part still includes belt cleaning device, elevating gear, clamping device, adjusting device and air-dries the device, and belt cleaning device is located wash the pond lower part, elevating gear is located the workstation upper end just is located wash the pond both sides, clamping device are located the elevating gear inboard, and adjusting device is located workstation upper end both sides air-dry the device and be located the adjusting device upper end just is located wash the pond top.

Belt cleaning device is including wasing the motor, wasing axle and washing sponge, it has two, two to wash the motor and set up side by side wash the pond lower part outside and with wash pond fixed connection, it has two, two to wash the axle correspond two wash the motor and set up side by side wash inboard and its both ends in pond lower part all through the bearing with it rotates to wash the pond and connect, two wash the axle and all run through wash the pond with corresponding the output fixed connection of washing the motor, it has two, two to wash the sponge encircle the setting respectively two wash the side of the axle and with corresponding wash axle fixed connection.

Elevating gear includes lift cylinder, lift connecting plate and lift backup pad, the lift cylinder has two, two the lift cylinder symmetry sets up workstation upper end both sides and with workstation fixed connection, two the lift cylinder is located respectively wash the pond both sides, the lift connecting plate has two, two the lift connecting plate sets up respectively two the output of lift cylinder and its one end and correspond the output fixed connection of lift cylinder, the lift backup pad has two, two the lift backup pad sets up respectively two the other end bottom of lift connecting plate and its upper end and corresponding lift connecting plate fixed connection.

The clamping device comprises two clamping base plates, two clamping fixed plates, two clamping bolts and two clamping movable plates, wherein the two clamping base plates are respectively arranged at the lower ends of the two lifting support plates and are fixedly connected with the corresponding lifting support plates, the two groups of clamping fixed plates are respectively arranged at the lower ends of the two clamping base plates and are fixedly connected with the corresponding clamping base plates, each group of clamping fixed plates consists of two oppositely arranged clamping fixed plates, the two oppositely arranged clamping fixed plates are respectively arranged at the two ends of the bottom of the clamping base plate, the two groups of clamping bolts respectively penetrate through the corresponding clamping base plates and are in threaded connection with the clamping base plates, each group of clamping bolts consists of two clamping bolts, and the two clamping bolts respectively correspond to the two oppositely arranged clamping fixed plates and are arranged at the two ends of the clamping base plate, the clamping movable plates are arranged in two groups, the two groups of clamping movable plates are respectively arranged on the lower portions of the two groups of clamping bolts and are rotatably connected with the corresponding clamping bolts, each group of clamping movable plates is composed of two clamping movable plates, and the two clamping movable plates are respectively arranged between the two clamping bolts and the corresponding two oppositely-arranged clamping fixed plates.

Still include the protection pad, the protection pad has two sets ofly, two sets of the protection pad sets up respectively two sets of the lower extreme of centre gripping fly leaf and corresponding two sets of the upper end of centre gripping fixed plate, the protection pad with correspond the centre gripping fly leaf and centre gripping fixed plate fixed connection.

Adjusting device is including adjusting the slide rail, adjusting electric jar and adjusting block, it has two, two to adjust the slide rail and set up side by side workstation upper end middle part both sides and with workstation fixed connection, it has two, two to adjust the electric jar set up respectively two adjust the slide rail one end and with correspond adjust slide rail fixed connection, adjusting block has two sets ofly, every group adjusting block comprises two adjusting block, and is two sets of adjusting block sets up respectively two on adjusting the slide rail and with corresponding adjusting slide rail sliding connection, the last locking bolt that is equipped with of adjusting block, locking bolt run through adjusting block and with adjusting block threaded connection.

Air-dry device includes mounting panel, mounting panel and air-dries the fan, the mounting panel has two, two the both ends of mounting panel set up respectively in two sets of adjusting block upper ends that correspond and with the adjusting block fixed connection who corresponds, the mounting panel has two sets ofly, every group the mounting panel comprises two mounting panels, and is two sets of the mounting panel sets up side by side two the inboard just its both ends of mounting panel respectively with two mounting panel fixed connection, air-dries the fan has two, two air-dries the fan and sets up respectively two sets of the mounting panel inboard just with mounting panel fixed connection.

Still include the stabilizer blade, the stabilizer blade has four, four the stabilizer blade sets up respectively workstation lower extreme four corners and with workstation fixed connection, the workstation passes through the stabilizer blade erects subaerial.

Still include roller device, roller device includes gyro wheel seat and universal wheel, the gyro wheel seat has four, four the gyro wheel seat sets up respectively four the stabilizer blade lower extreme and with correspond stabilizer blade fixed connection, the universal wheel has four, four the universal wheel sets up respectively four gyro wheel seat lower extreme and with correspond gyro wheel seat fixed connection, be equipped with the brake block on the universal wheel.

Still include electrically controlled device, electrically controlled device sets up workstation one side and with workstation fixed connection, electrically controlled device and washing motor, lift cylinder, regulation electric jar and the equal electric connection of air-dry fan.

The utility model has the advantages that:

simple structure, be equipped with belt cleaning device, can effectively clear away filter screen surface dirt, the cleaning efficiency is high, be equipped with elevating gear, can drive clamping device and filter screen and go up and down, be equipped with clamping device, can carry out the centre gripping to the filter screen of different thickness, the centre gripping is firm, be equipped with adjusting device, can adjust the position of air-drying the device according to the user demand, thereby air-dry the operation to the filter screen in different positions, be equipped with air-dry device and belt cleaning device, with the direct air-dry operation of the washing back of central air conditioning filter screen, have simultaneously and wash and air-dry the function, the defect that the filter screen is about to install the use again and cause remaining moisture on the filter screen after having avoided wasing the filter screen, therefore, the clothes hanger is strong in practicability.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the cleaning device of the present invention;

FIG. 3 is a schematic view of the structure of the clamping device of the present invention;

FIG. 4 is a schematic view of the adjusting device and the air drying device of the present invention;

fig. 5 is a side view of the present invention;

fig. 6 is an electrical connection diagram of the present invention.

In the figure: 1. a work table; 2. a cleaning tank; 3. cleaning the motor; 4. cleaning the shaft; 5. cleaning the sponge; 6. a lifting cylinder; 7. lifting the connecting plate; 8. lifting the supporting plate; 9. clamping the base plate; 10. clamping the fixing plate; 11. clamping the bolt; 12. clamping the movable plate; 13. a protective pad; 14. adjusting the slide rail; 15. adjusting an electric cylinder; 16. adjusting the sliding block; 17. a mounting plate; 18. mounting a plate; 19. air drying the fan; 20. a support leg; 21. a roller seat; 22. a universal wheel; 23. an electric control device.

Detailed Description

The invention will be described in further detail with reference to the accompanying drawings,

the utility model provides a central air conditioning filter screen belt cleaning device, includes workstation 1 and washs pond 2, workstation 1 erects subaerial, washs pond 2 and sets up at 1 upper end middle part of workstation, still includes belt cleaning device, elevating gear, clamping device, adjusting device and air-dries the device, and belt cleaning device is located washs 2 lower parts in pond, and elevating gear is located 1 upper end of workstation and is located and washs 2 both sides in pond, and clamping device is located the elevating gear inboard, and adjusting device is located 1 upper end both sides of workstation, and air-dries the device and is located the adjusting device upper end and is located and washs 2 tops in pond, the utility model discloses the overall structure schematic diagram is shown in fig. 1.

The cleaning device comprises two cleaning motors 3, two cleaning shafts 4 and two cleaning sponges 5, wherein the two cleaning motors 3 are arranged on the outer side of the lower part of a cleaning pool 2 side by side and are fixedly connected with the cleaning pool 2, the two cleaning shafts 4 are arranged on the inner side of the lower part of the cleaning pool 2 side by side, two cleaning motors 3 corresponding to the two cleaning shafts 4 are arranged on the inner side of the lower part of the cleaning pool 2 side by side, two ends of each cleaning motor 3 are rotatably connected with the cleaning pool 2 through bearings, the two cleaning shafts 4 penetrate through the cleaning pool 2 and are fixedly connected with the output ends of the corresponding cleaning motors 3, the two cleaning sponges 5 are arranged on the side surfaces of the two cleaning shafts 4 respectively in a surrounding mode and are fixedly connected with the corresponding cleaning shafts 4, the cleaning device is matched with the cleaning shafts 4 and the cleaning filter screen through the cleaning motors 3 and the cleaning sponges 5 to clean the filter screen, the cleaning motors 3 are used for driving the cleaning shafts 4 to rotate, the cleaning sponges 5 are used for providing mounting support for the cleaning sponges 5 and driven by the cleaning motors 3 to rotate, cleaning sponge 5 is used for wasing the filter screen surface through rotating, the utility model discloses belt cleaning device schematic structure is shown in fig. 2.

The lifting device comprises two lifting cylinders 6, two lifting connecting plates 7 and two lifting supporting plates 8, wherein the two lifting cylinders 6 are symmetrically arranged on two sides of the upper end of the workbench 1 and fixedly connected with the workbench 1, the two lifting cylinders 6 are respectively arranged on two sides of the cleaning pool 2, the two lifting connecting plates 7 are respectively arranged on the output ends of the two lifting cylinders 6, one end of each lifting connecting plate 7 is fixedly connected with the output end of the corresponding lifting cylinder 6, the two lifting supporting plates 8 are respectively arranged at the bottoms of the other ends of the two lifting connecting plates 7, the upper ends of the two lifting supporting plates 8 are fixedly connected with the corresponding lifting connecting plates 7, the lifting device is matched with the lifting cylinders 6, the lifting connecting plates 7 and the lifting supporting plates 8 to drive the clamping device and the filter screen to lift, and then the filter screen enters the cleaning pool 2 to be matched with the cleaning device to clean the filter screen, wherein, lift cylinder 6 is used for providing erection bracing and drives lift connecting plate 7 and go up and down the action for lift connecting plate 7, and lift connecting plate 7 is used for providing erection bracing and is connected lift backup pad 8 and lift cylinder 6's output for lift backup pad 8, and lift backup pad 8 is used for providing the erection bracing and drives clamping device and filter screen lift under lift connecting plate 7's drive for clamping device to cooperation belt cleaning device washs the filter screen in getting into washing pond 2.

The clamping device comprises two clamping base plates 9, two clamping fixed plates 10, two clamping bolts 11 and two clamping movable plates 12, wherein the two clamping base plates 9 are respectively arranged at the lower ends of the two lifting support plates 8 and fixedly connected with the corresponding lifting support plates 8, the two clamping fixed plates 10 are divided into two groups, the two groups of clamping fixed plates 10 are respectively arranged at the lower ends of the two clamping base plates 9 and fixedly connected with the corresponding clamping base plates 9, each group of clamping fixed plates 10 consists of two oppositely arranged clamping fixed plates 10, the two oppositely arranged clamping fixed plates 10 are respectively arranged at the two ends of the bottom of the clamping base plates 9, the two groups of clamping bolts 11 are respectively penetrated through the corresponding clamping base plates 9 and are in threaded connection with the clamping base plates 9, each group of clamping bolts 11 consists of two clamping bolts 11, the two clamping bolts 11 are respectively arranged at the two ends of the clamping base plates 9 corresponding to the two oppositely arranged clamping fixed plates 10, two groups of clamping movable plates 12 are provided, the two groups of clamping movable plates 12 are respectively arranged at the lower parts of the two groups of clamping bolts 11 and are rotatably connected with the corresponding clamping bolts 11, each group of clamping movable plates 12 is composed of two clamping movable plates 12, the two clamping movable plates 12 are respectively arranged between the two clamping bolts 11 and the corresponding two oppositely arranged clamping fixed plates 10, the clamping device clamps filter screens with different thicknesses through the matching of a clamping base plate 9, the clamping fixed plates 10, the clamping bolts 11 and the clamping movable plates 12, wherein the clamping base plate 9 is used for providing mounting support for the clamping fixed plates 10 and the clamping bolts 11, the clamping fixed plates 10 are used for fixing the lower surfaces of the filter screens, the clamping bolts 11 are used for providing mounting support for the clamping movable plates 12 and driving the clamping movable plates 12 to lift, thereby matching the clamping fixed plates 10 to clamp the filter screens with different thicknesses, the clamping movable plate 12 is used for clamping the filter screen in cooperation with the clamping fixed plate 10.

Still include the protection pad 13, the protection pad 13 has two sets ofly, and two sets of protection pads 13 set up respectively in the lower extreme of two sets of centre gripping fly leafs 12 and the upper end of two sets of centre gripping fixed plates 10 that correspond, and the protection pad 13 is used for protecting the filter screen under the clamping status with the centre gripping fly leaf 12 and the centre gripping fixed plate 10 fixed connection that correspond, and the protection pad 13 prevents that the filter screen is broken to increase the frictional force between filter screen and the clamping device, guarantee that the filter screen centre gripping is stable, the utility model discloses clamping device structure schematic is as shown in fig. 3.

The adjusting device comprises two adjusting slide rails 14, two adjusting electric cylinders 15 and two adjusting slide blocks 16, wherein the two adjusting slide rails 14 are arranged side by side on two sides of the middle part of the upper end of the workbench 1 and fixedly connected with the workbench 1, the two adjusting electric cylinders 15 are arranged, the two adjusting electric cylinders 15 are respectively arranged at one end of the two adjusting slide rails 14 and fixedly connected with the corresponding adjusting slide rails 14, the adjusting slide blocks 16 are provided with two groups, each group of adjusting slide blocks 16 consists of two adjusting slide blocks 16, the two groups of adjusting slide blocks 16 are respectively arranged on the two adjusting slide rails 14 and are slidably connected with the corresponding adjusting slide rails 14, the adjusting slide blocks 16 are provided with locking bolts, the locking bolts penetrate through the adjusting slide blocks 16 and are in threaded connection with the adjusting slide blocks 16, the adjusting device is matched with the adjusting electric cylinders 15 and the adjusting slide blocks 16 through the adjusting slide rails 14, and adjusts the position of the air drying device according to use requirements, the adjusting slide rail 14 is used for providing a motion track for the adjusting slide block 16 while providing mounting support for the adjusting electric cylinder 15 and the adjusting slide block 16, the adjusting electric cylinder 15 is used for driving the adjusting slide block 16 to slide along the adjusting slide rail 14, the adjusting slide block 16 is used for driving the air drying device to move under the driving of the adjusting electric cylinder 15, and therefore the position of the air drying device is changed, and the adjusting slide block 16 can be positioned at a specified position by tightening a locking bolt.

The air drying device comprises two support plates 17, two mounting plates 18 and an air drying fan 19, wherein two support plates 17 are provided, two ends of each support plate 17 are respectively arranged at the upper ends of the corresponding two groups of adjusting sliders 16 and fixedly connected with the corresponding adjusting sliders 16, two groups of mounting plates 18 are provided, each group of mounting plates 18 is composed of two mounting plates 18, the two groups of mounting plates 18 are arranged inside the two support plates 17 side by side, two ends of each mounting plate are respectively fixedly connected with the two support plates 17, two air drying fans 19 are provided, the two air drying fans 19 are respectively arranged inside the two groups of mounting plates 18 and fixedly connected with the mounting plates 18, the air drying device is matched with the support plates 17, the mounting plates 18 and the air drying fans 19 to air-dry the cleaned filter screen, the support plates 17 are used for providing mounting supports for the mounting plates 18, the mounting plates 18 are used for providing mounting supports for the air drying fans 19, the air drying fans 19 are used for blowing and air-drying the cleaned filter screen, can add according to the in-service use demand and establish mounting panel 18 and air-dry fan 19 to sweep the air-dry operation of drying to the filter screen after wasing, the utility model discloses adjusting device with air-dry device cooperation schematic diagram is shown in fig. 4.

Still include stabilizer blade 20, stabilizer blade 20 has four, four stabilizer blades 20 set up respectively in 1 lower extreme four corners of workstation and with workstation 1 fixed connection, workstation 1 erects subaerial through stabilizer blade 20, and wherein, stabilizer blade 20 is used for providing the support for workstation 1.

Still include the roller device, the roller device includes roller seat 21 and universal wheel 22, roller seat 21 has four, four roller seats 21 set up respectively at four stabilizer blade 20 lower extremes and with corresponding stabilizer blade 20 fixed connection, universal wheel 22 has four, four universal wheels 22 set up respectively at four roller seat 21 lower extremes and with corresponding roller seat 21 fixed connection, be equipped with the braking vane on the universal wheel 22, the roller device passes through roller seat 21 and universal wheel 22 cooperation, can remove workstation 1, make it work in assigned position department, wherein, roller seat 21 is used for providing the support for universal wheel 22, universal wheel 22 is used for driving workstation 1 and removes, the braking vane can fix a position universal wheel 22, thereby make workstation 1 fix a position in assigned position department, the utility model discloses the side view is shown in fig. 5.

Still include electrically controlled device 23, electrically controlled device 23 set up in workstation 1 one side and with workstation 1 fixed connection, electrically controlled device 23 and cleaning motor 3, lift cylinder 6, adjust electric jar 15 and air-dry the equal electric connection of fan 19, the utility model discloses the electric connection picture is shown in fig. 6.

Wherein, the bottom of the cleaning pool 2 is provided with a water outlet for water exchange, and water can not be added into the cleaning pool 2, thereby dry-cleaning the filter screen.

The working principle is as follows:

place the abluent air conditioner filter screen of needs between centre gripping fixed plate 10 and centre gripping fly leaf 12, rotate clamping bolt 11, make centre gripping fly leaf 12 downstream, cooperation centre gripping fixed plate 10 carries out the centre gripping to the filter screen, through electrically controlled device 23 control lift cylinder 6 drive clamping device and filter screen decline, get into in wasing pond 2, electrically controlled device 23 control belt cleaning device washs the filter screen, after wasing the completion, electrically controlled device 23 control lift cylinder 6 drives clamping device and rises, and adjust electric cylinder 15 drive adjusting block 16 according to the in-service use demand control and drive air drying device and move to the assigned position and air-dry the operation to the filter screen of wasing the completion, after the completion air-dries, take off the filter screen.

The beneficial effects of the utility model are that simple structure, be equipped with belt cleaning device, can effectively clear away filter screen surface dirt, the cleaning efficiency is high, be equipped with elevating gear, can drive clamping device and filter screen and go up and down, be equipped with clamping device, can carry out the centre gripping to the filter screen of different thickness, it is firm to centre gripping, be equipped with adjusting device, can adjust the position of air-drying device according to the user demand, thereby air-dry the operation to the filter screen in different positions, be equipped with air-dry device and belt cleaning device, directly air-dry the operation after the washing with central air conditioning filter screen, have simultaneously and wash and air-dry the function, avoided washing behind the filter screen to be about to filter screen reinstallation use and cause the defect that remains moisture on the filter screen, therefore, the clothes hanger is strong in practicability.

While one embodiment of the present invention has been described in detail, the present invention is only a preferred embodiment of the present invention, and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. The utility model provides a central air conditioning filter screen belt cleaning device, includes workstation (1) and washs pond (2), workstation (1) erects subaerial, it sets up to wash pond (2) workstation (1) upper end middle part, its characterized in that still includes belt cleaning device, elevating gear, clamping device, adjusting device and air-dries the device, and belt cleaning device is located wash pond (2) lower part, elevating gear is located workstation (1) upper end just is located wash pond (2) both sides, clamping device are located the elevating gear inboard, and adjusting device is located workstation (1) upper end both sides air-dry the device and be located adjust device upper end just is located wash pond (2) top.

2. The central air-conditioning filter screen cleaning device according to claim 1, characterized in that the cleaning device comprises two cleaning motors (3), two cleaning shafts (4) and two cleaning sponges (5), wherein two cleaning motors (3) are arranged side by side outside the lower part of the cleaning pool (2) and fixedly connected with the cleaning pool (2), two cleaning shafts (4) are arranged, two cleaning shafts (4) correspond to two cleaning motors (3) are arranged side by side inside the lower part of the cleaning pool (2) and both ends of the cleaning motors are rotatably connected with the cleaning pool (2) through bearings, two cleaning shafts (4) penetrate through the cleaning pool (2) and fixedly connected with the corresponding output ends of the cleaning motors (3), two cleaning sponges (5) are arranged, and two cleaning sponges (5) are respectively arranged on the side surfaces of the two cleaning shafts (4) in a surrounding manner and are respectively connected with the corresponding cleaning shafts (4) ) And (4) fixedly connecting.

3. The central air-conditioning filter screen cleaning device according to claim 1, wherein the lifting device comprises two lifting cylinders (6), two lifting connecting plates (7) and two lifting supporting plates (8), the two lifting cylinders (6) are symmetrically arranged on two sides of the upper end of the workbench (1) and fixedly connected with the workbench (1), the two lifting cylinders (6) are respectively arranged on two sides of the cleaning pool (2), the two lifting connecting plates (7) are provided, the two lifting connecting plates (7) are respectively arranged on the output ends of the two lifting cylinders (6) and one end of each lifting connecting plate is fixedly connected with the output end of the corresponding lifting cylinder (6), the two lifting supporting plates (8) are provided, and the two lifting supporting plates (8) are respectively arranged at the bottom of the other end of the two lifting connecting plates (7) and the upper ends of the two lifting supporting plates are fixedly connected with the corresponding lifting connecting plates (7).

4. The central air-conditioning filter screen cleaning device according to claim 1, characterized in that the clamping device comprises two clamping base plates (9), two clamping fixing plates (10), two clamping bolts (11) and two clamping movable plates (12), wherein the two clamping base plates (9) are respectively arranged at the lower ends of two lifting support plates (8) and are fixedly connected with the corresponding lifting support plates (8), two groups of clamping fixing plates (10) are respectively arranged at the lower ends of the two clamping base plates (9) and are fixedly connected with the corresponding clamping base plates (9), each group of clamping fixing plates (10) is composed of two oppositely arranged clamping fixing plates (10), the two oppositely arranged clamping fixing plates (10) are respectively arranged at the two ends of the bottom of the clamping base plates (9), the two groups of clamping bolts (11) are arranged, the two groups of clamping bolts (11) respectively penetrate through the corresponding clamping base plate (9) and are in threaded connection with the clamping base plate (9), each group of clamping bolts (11) consists of two clamping bolts (11), the two clamping bolts (11) are respectively arranged at two ends of the clamping base plate (9) corresponding to the two oppositely arranged clamping fixing plates (10), the clamping movable plates (12) are two groups, two groups of clamping movable plates (12) are respectively arranged on the lower portions of the clamping bolts (11) and correspond to the clamping bolts (11) in a rotating mode to be connected, each group of clamping movable plates (12) are composed of two clamping movable plates (12), and the two clamping movable plates (12) are respectively arranged between the two clamping bolts (11) and two corresponding clamping fixed plates (10) which are arranged oppositely.

5. The central air-conditioning filter screen cleaning device according to claim 4, further comprising two sets of protective pads (13), wherein the two sets of protective pads (13) are respectively disposed at the lower ends of the two sets of clamping movable plates (12) and the upper ends of the two sets of clamping fixed plates (10), and the protective pads (13) are fixedly connected to the corresponding clamping movable plates (12) and the corresponding clamping fixed plates (10).

6. The central air-conditioning filter screen cleaning device according to claim 1, characterized in that the adjusting device comprises two adjusting slide rails (14), two adjusting electric cylinders (15) and two adjusting sliders (16), wherein the two adjusting slide rails (14) are arranged side by side on two sides of the middle part of the upper end of the workbench (1) and fixedly connected with the workbench (1), the number of the adjusting electric cylinders (15) is two, the two adjusting electric cylinders (15) are respectively arranged at one end of the two adjusting slide rails (14) and fixedly connected with the corresponding adjusting slide rails (14), the adjusting sliders (16) are provided in two groups, each group of the adjusting sliders (16) is composed of two adjusting sliders (16), and the two groups of the adjusting sliders (16) are respectively arranged on the two adjusting slide rails (14) and slidably connected with the corresponding adjusting slide rails (14), and a locking bolt is arranged on the adjusting slide block (16), penetrates through the adjusting slide block (16) and is in threaded connection with the adjusting slide block (16).

7. A central air-conditioning screen washing device according to claim 1, characterized in that the drying means comprise a bracket plate (17), a mounting plate (18) and a drying fan (19), two support plates (17) are arranged, two ends of each support plate (17) are respectively arranged at the upper ends of the corresponding two groups of adjusting sliding blocks (16) and are fixedly connected with the corresponding adjusting sliding blocks (16), the mounting plates (18) are divided into two groups, each group of mounting plates (18) is composed of two mounting plates (18), the two groups of mounting plates (18) are arranged on the inner sides of the two support plates (17) side by side, and the two ends of each mounting plate are respectively fixedly connected with the two support plates (17), the air drying fans (19) are two, and the two air drying fans (19) are respectively arranged on the inner sides of the two mounting plates (18) and are fixedly connected with the mounting plates (18).

8. The central air-conditioning filter screen cleaning device according to claim 1, further comprising four support legs (20), wherein the four support legs (20) are respectively disposed at four corners of the lower end of the workbench (1) and fixedly connected to the workbench (1), and the workbench (1) is erected on the ground through the support legs (20).

9. The central air-conditioning filter screen cleaning device according to claim 8, further comprising a roller device, wherein the roller device comprises four roller bases (21) and four universal wheels (22), the four roller bases (21) are respectively disposed at the lower ends of the four support legs (20) and fixedly connected to the corresponding support legs (20), the four universal wheels (22) are respectively disposed at the lower ends of the four roller bases (21) and fixedly connected to the corresponding roller bases (21), and brake plates are disposed on the universal wheels (22).

10. The central air-conditioning filter screen cleaning device according to claim 1, further comprising an electric control device (23), wherein the electric control device (23) is arranged on one side of the workbench (1) and is fixedly connected with the workbench (1), and the electric control device (23) is electrically connected with the cleaning motor (3), the lifting cylinder (6), the adjusting cylinder (15) and the air drying fan (19).