CN115055477B - Self-cleaning LED screen protective layer capable of preventing secondary pollution - Google Patents

Abstract

The invention discloses a self-cleaning LED screen protection layer capable of preventing secondary pollution, which comprises a horizontally arranged bottom plate, wherein vertical plates are fixedly connected to the top of the bottom plate close to the left side and the right side, connecting plates are fixedly connected to the tops of the two vertical plates, first rotating shafts are arranged in the inner cavities of the two connecting plates in a penetrating manner, driven chain wheels are fixedly connected to the corresponding ends of the two first rotating shafts, driving chain wheels are arranged on the tops of the driven chain wheels, and chains are arranged between the driven chain wheels and the driving chain wheels.

Description

Self-cleaning LED screen protective layer that prevents secondary pollution

Technical field

The invention relates to the technical field of LED screens, specifically a self-cleaning LED screen protective layer that can prevent secondary pollution.

Background technique

LED display is a flat-panel display, which is composed of small LED module panels. It is a device used to display text, images, videos and other information. Most of the current common household LED screens are hung on On the wall, it is more beautiful and practical.

However, some families hang LED screens at high places for special purposes. Although this LED screen hanging method saves part of the indoor space, in the long run, a large amount of dust will accumulate on the surface of the LED screen, thus affecting the practical life. People want to Dust on the surface of LED screens at high places will be cleaned by climbing a ladder, which poses certain safety risks.

Contents of the invention

In order to achieve the above object, the present invention provides the following technical solution: a self-cleaning LED screen protective layer that can prevent secondary pollution includes a horizontally arranged bottom plate. The top of the bottom plate is fixedly connected with vertical plates near the left and right sides, and the two The tops of the vertical plates are fixedly connected with connecting plates, the inner cavities of the two connecting plates are both provided with first rotating shafts, and the corresponding ends of the two first rotating shafts are fixedly connected with driven sprockets. There is a driving sprocket on the top of the driven sprocket. There is a chain between the driven sprocket and the driving sprocket. The driven sprocket and the driving sprocket are connected by chain transmission. There is a drive sprocket on the top of the bottom plate near the left side. Motor, the power output shaft of the motor is fixedly connected at the center of the driving sprocket on the left side, and a transmission rod is fixedly connected between the two driving sprockets. There is an LED screen on the top of the base plate. The LED screen Cover plates are installed on both left and right sides. There is a protective cover on the top of the LED screen. There is a roller in the inner cavity of the protective cover. A dust bag is set on the outside of the roller. There is a slot at the bottom of the protective cover. The side of the dust bag away from the roller runs through the grooved inner cavity, and a second rotating shaft runs through the center of the roller. The left end of the second rotating shaft is inserted into the inner wall of the protective cover. The protective cover There is an opening on the right side.

Preferably, the corresponding sides of the two chains are fixedly connected with frames, and the inner cavities of the two frames each have two movable plates, and every pair of adjacent movable plates are arranged symmetrically from left to right. A spring is fixedly connected between the two movable plates, and a limit rod is provided in the inner cavity of the two movable plates, and both front and rear ends of the limit rod are fixedly connected to the inner wall of the frame. A second inclined block is fixedly connected to the bottom of the board, and every two adjacent movable boards are fitted with dust bags.

Preferably, electric telescopic rods are installed on the top of the bottom plate near the left and right ends. The tops of the two electric telescopic rods are fixedly connected to load-bearing plates. The tops of the load-bearing plates are fixedly connected to lifting plates near the front and rear sides. , the first inclined block is fixedly connected to the top of the lifting plate.

Preferably, a linkage plate is fixedly connected to the front side of the lifting plate located on the front side, and a transverse plate is fixedly connected between the two linkage plates.

Preferably, a suction and blowing dual-purpose pump is installed near the center of the top of the bottom plate. A vertical pipe is fixedly connected to the center of the top of the suction and blowing dual-purpose pump. A magnet is provided in the inner cavity of the vertical pipe, and the outside of the vertical pipe is sleeved. There is a magnetic ring, and the top of the magnetic ring is fixedly connected with mounting blocks near the front and rear sides, and the tops of the two mounting blocks are fixedly connected with traction ropes.

Preferably, L-shaped splints are fixedly connected to the front and rear sides of the two cover plates, and insertion rods are provided between the two L-shaped splints close to the left and right sides, and the two traction ropes are fixedly connected. At the bottom of the adjacent L-shaped plywood, the material of the L-shaped plywood is magnetic material.

Preferably, a mounting bracket is installed on the rear side of the LED screen.

Compared with the prior art, the beneficial effects of the present invention are:

1. The present invention uses rollers, dust bags, second rotating shafts, chains, frames, movable plates, springs, limit rods, second inclined blocks, first inclined blocks, lifting plates, load-bearing plates, electric telescopic rods, etc. The mutual cooperation between the components can realize the packaging of a dust-proof bag on the outside of the LED screen to achieve dust-proof effect, eliminating the need for manual ladder cleaning and avoiding safety hazards.

2. Through the cooperation between the suction and blowing dual-purpose pump, the standpipe, the traction rope, the magnetic ring, the mounting block, the magnet and other components, the present invention can extract the air inside the dust-proof bag and improve the dust-proof effect. The L-shaped splint can clamp the dust bag and prevent air from entering the inside of the dust bag.

Description of drawings

Figure 1 is a front view of the structure of the present invention;

Figure 2 is a rear view of the structure of the present invention;

Figure 3 is a front view of the component frame of the present invention;

Figure 4 is a schematic structural diagram of the vertical pipe of the component of the present invention;

Figure 5 is an enlarged view of point A in Figure 1.

Numbers in the picture: 1. Bottom plate; 2. Suction and blowing pump; 3. Magnetic ring; 4. Standpipe; 5. L-shaped splint; 6. Horizontal plate; 7. Vertical plate; 8. Connecting plate; 9. LED Screen; 10. Set plate; 11. Driven sprocket; 12. First rotating shaft; 13. Driving sprocket; 14. Motor; 15. Chain; 16. Second rotating shaft; 17. Dust bag; 18. Roller ; 19. Protective cover; 20. Transmission rod; 21. Electric telescopic rod; 22. Plug rod; 23. Mounting frame; 24. Bearing plate; 25. Lifting plate; 26. Linkage plate; 27. First inclined block; 28 , movable plate; 29, spring; 30, frame; 31, limit rod; 32, second inclined block; 33, traction rope; 34, installation block; 35, magnet.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present invention.

Please refer to Figures 1-5. The present invention provides a technical solution: a self-cleaning LED screen protective layer that can prevent secondary pollution, including a horizontal bottom plate 1. The top of the bottom plate 1 is fixedly connected with vertical plates 7 near the left and right sides. , the tops of the two vertical plates 7 are fixedly connected with connecting plates 8, the inner cavities of the two connecting plates 8 are both provided with first rotating shafts 12, and the corresponding ends of the two first rotating shafts 12 are fixedly connected with driven sprockets 11 , there is a driving sprocket 13 on the top of the driven sprocket 11, and there is a chain 15 between the driven sprocket 11 and the driving sprocket 13. The driven sprocket 11 and the driving sprocket 13 are connected by the chain 15, and the top of the bottom plate 1 There is a motor 14 near the left side. The power output shaft of the motor 14 is fixedly connected to the center of the driving sprocket 13 on the left side, and a transmission rod 20 is fixedly connected between the two driving sprockets 13. There is an LED screen on the top of the base plate 1. 9. Cover plates 10 are installed on the left and right sides of the LED screen 9. There is a protective cover 19 on the top of the LED screen 9. There is a roller 18 in the inner cavity of the protective cover 19. There is a dust bag 17 on the outside of the roller 18 and the bottom of the protective cover 19. A slot is provided, and the side of the dust bag 17 away from the roller 18 runs through the inner cavity of the slot. A second rotating shaft 16 runs through the center of the roller 18. The left end of the second rotating shaft 16 is inserted into the inner wall of the protective cover 19. , there is an opening on the right side of the protective cover 19.

The corresponding sides of the two chains 15 are fixedly connected with frames 30. The inner cavities of the two frames 30 have two movable plates 28. Every pair of adjacent movable plates 28 are arranged symmetrically left and right. A spring 29 is fixedly connected between the plates 28, and a limit rod 31 is provided in the inner cavity of the two movable plates 28, and the front and rear ends of the limit rod 31 are fixedly connected to the inner wall of the frame 30, and the bottom of the movable plate 28 is fixedly connected. There is a second inclined block 32, and every pair of adjacent movable plates 28 are in contact with the dust bag 17.

Electric telescopic rods 21 are installed on the top of the bottom plate 1 near the left and right ends. The tops of the two electric telescopic rods 21 are fixedly connected to load-bearing plates 24. The tops of the load-bearing plates 24 are fixedly connected to lifting plates 25 near the front and rear sides. The lifting plates A first inclined block 27 is fixedly connected to the top of 25, a linkage plate 26 is fixedly connected to the front side of the lifting plate 25 located on the front side, and a horizontal plate 6 is fixedly connected between the two linkage plates 26.

A suction and blowing dual-purpose pump 2 is installed at the top of the base plate 1 near the center. A vertical pipe 4 is fixedly connected to the center of the top of the suction and blowing dual-purpose pump 2. The inner cavity of the vertical pipe 4 is provided with a magnet 35, and a magnetic ring is sleeved on the outside of the vertical pipe 4. 3. Mounting blocks 34 are fixedly connected to the top of the magnetic ring 3 near the front and rear sides. The traction ropes 33 are fixedly connected to the tops of the two installation blocks 34. The L-shaped splints 5 are fixedly connected to the front and rear sides of the two cover plates 10. The two L-shaped splints 5 are provided with insertion rods 22 running through them close to the left and right sides. The two traction ropes 33 are fixedly connected to the bottom of the adjacent L-shaped splints 5, and the L-shaped splints 5 are made of magnetic material. A mounting bracket 23 is installed on the rear side of the LED screen 9 .

Working principle: First, when the motor 14 is started, the driving sprocket 13 can be driven to rotate through the power output shaft, and the driving sprocket 13 can drive the driven sprocket 11 to rotate through the chain 15. When the driving sprocket 13 on the left side When rotating, the drive rod 20 can drive the driving sprocket 13 on the right side to rotate. When the chain 15 rotates, the frame 30 can drive the two movable plates 28 to move downward. When the movable plate 28 moves downward, it can drive The dust-proof bag 17 moves downward. The dust-proof bag 17 can cover the two cover plates 10 and the LED screen 9 to achieve a dust-proof effect. When the two second inclined blocks 32 move downward, they connect with the adjacent first inclined block. 27 come into contact, the two movable plates 28 can be turned over to achieve the purpose of loosening the dust bag 17. At this time, the electric telescopic rod 21 starts to start and drives the first inclined block 27 to move downward through the load-bearing plate 24 to avoid contact with the frame. The body 30 collides, and then the suction and blowing dual-purpose pump 2 starts to activate suction, sucking out the air inside the dust bag 17, and at the same time sucking the magnet 35 in the inner cavity of the standpipe 4 downward. When the magnet 35 moves downward, it can The suction force drives the magnetic ring 3 to move downward. When the magnetic ring 3 moves downward, the two L-shaped splints 5 can move oppositely through the two traction ropes 33 to complete the purpose of sealing the dust bag 17.

Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art will understand that various changes, modifications, and substitutions can be made to these embodiments without departing from the principles and spirit of the invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (1)

1. Self-cleaning LED screen inoxidizing coating that can prevent secondary pollution, including bottom plate (1) that the level set up, its characterized in that: the utility model discloses a dust-proof roller cover, including bottom plate (1), driving sprocket (9), roller cover (19), roller cover (18) are equipped with, bottom plate (1), connecting plate (7) are all fixedly connected with riser (7) in the top of bottom plate (1), two equal fixedly connected with riser (8) in left and right sides are close to riser (7) in top, two equal fixedly connected with connecting plate (8) in riser (7) top, two all run through in connecting plate (8) inner chamber is equipped with first pivot (12), two equal fixedly connected with driven sprocket (11) in corresponding one end of first pivot (12), driven sprocket (11) top has driving sprocket (13), there is chain (15) driven sprocket (11) between driven sprocket (11) and driving sprocket (13), be connected with chain (15) between driven sprocket (11) and driving sprocket (13), be connected through chain (15) transmission between driven sprocket (11) and driving sprocket (13), motor (14) power output shaft fixedly connected with in the driving sprocket (13) centre of a circle department that is located the left side, and two be connected with transfer line (20) jointly between driving sprocket (13), LED screen (9) left and right sides all install sleeve board (10), LED protection casing (9) top, top (19) have roller cover (19), roller cover (19) are equipped with roller cover (18), the utility model discloses a dustproof device, including roller (18) and dust bag, including roller (18) and movable plate (28), dust bag (17), slotted inner chamber is run through to one side that roller (18) was kept away from, roller (18) centre of a circle department runs through and is equipped with second pivot (16), second pivot (16) left end is pegged graft on protection casing (19) inside wall, the opening has been seted up on protection casing (19) right side, mounting bracket (23) are installed to LED screen (9) rear side, two the equal fixedly connected with framework (30) of corresponding one side of chain (15), two in frame (30) inner chamber all has two fly leaf (28), every two adjacent fly leaf (28) are bilateral symmetry setting, two common fixedly connected with spring (29) between fly leaf (28), two fly leaf (28) inner chamber runs through and is equipped with gag lever (31), just both ends all fixed connection are on framework (30) inside wall around gag lever (31), fly leaf (28) bottom fixedly connected with second sloping block (32), every two adjacent fly leaf (28) laminate with framework (17) and electric plate (21), two are close to top (24) are located front and are connected with telescopic link (24) respectively, the lifting plate is characterized in that the top of the lifting plate (25) is fixedly connected with a first inclined block (27), the lifting plate is located on the front side, the front side of the lifting plate (25) is fixedly connected with a linkage plate (26), two linkage plates (26) are fixedly connected with a transverse plate (6) together, the top of the bottom plate (1) is close to the center, a suction and blowing dual-purpose pump (2) is installed, a vertical pipe (4) is fixedly connected to the center of the top of the suction and blowing dual-purpose pump (2), a magnet (35) is arranged in an inner cavity of the vertical pipe (4), a magnetic ring (3) is sleeved on the outer side of the vertical pipe (4), the top of the magnetic ring (3) is close to front and rear sides, two installation blocks (34) are fixedly connected with traction ropes (33), two L-shaped clamping plates (5) are fixedly connected to the front and rear sides of the sleeve plate (10), a plug rod (22) is fixedly connected between the two L-shaped clamping plates (5) and the two L-shaped clamping plates (5) are close to the left and right sides together, and the two traction ropes (33) are fixedly connected to the bottom of the adjacent L-shaped clamping plates (5).