CN211488676U - A dust-proof device for LED display - Google Patents

Abstract

The utility model discloses a dustproof device for an LED display screen. The bottom surface of the display screen body is fixedly equipped with a cleaning device receiving part, and the upper frame of the front surface of the display screen body is fixedly equipped with an arc adjustment block of the cleaning device. The front edge of the upper surface of the device storage part is fixedly equipped with a sloping plate, the left and right sides of the display screen body are symmetrically fixed and assembled with the ash-preventing device driving parts, and a lift-type wiping cleaning device is installed between the two ash-preventing device driving parts. A connecting shaft is fixedly assembled between the driving parts of the anti-ash device, and the outer side wall of the connecting shaft is fixedly sleeved with a brush roller that fits with the display screen body. After the device is wiped from bottom to top, the lift-type wiping cleaning device is cleaned by The arc-shaped adjustment block is pushed up forward, so that the reciprocating lift-type wiping cleaning device no longer contacts the display screen body, so as to avoid the dust cleaned up during the first cleaning from adhering to the display screen again, ensuring the quality of cleaning.

Description

A dust-proof device for LED display

technical field

The utility model relates to the technical field of dustproofing of display screens, in particular to a dustproof device for LED display screens.

Background technique

With the development of society, billboards have changed from simple LED lights to LED displays, which can display videos and pictures. However, the surface of the indoor display is often covered with dust, which affects the clarity of the picture; there are some electric dust Cleaning device, after the cleaning device is cleaned, the cleaning device will reciprocate and clean it again, but in the process of reciprocating, the dust cleaned up during the first cleaning is easy to adhere to the display screen again, which affects the cleaning quality. In order to solve the problem For the above problem, we propose a dustproof device for LED display.

Utility model content

The purpose of the present invention is to provide a dust-proof device for an LED display screen, so as to solve the above-mentioned problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a dustproof device for an LED display screen, comprising a display screen body, the bottom surface of the display screen body is fixedly equipped with a cleaning device storage part, and the display screen body The upper frame of the front surface of the cleaning device is fixedly equipped with an arc-shaped adjustment block of the cleaning device, and the cross-section of the arc-shaped adjustment block of the cleaning device is a circular arc surface with a forward convex in the middle, and the front edge of the upper surface of the cleaning device storage part is fixedly equipped with an upper-end direction. The front inclined sloping plate, the left and right sides of the display screen body are symmetrically and fixedly equipped with ash-preventing device driving parts, and a lift-type wiping cleaning device is installed between the two ash-preventing device driving parts, and the two ash-preventing device driving parts are A connecting shaft is fixedly assembled between the device driving parts, and the outer side wall of the connecting shaft is fixedly sleeved with a brush roller that fits with the display screen body, and the brush roller is located above the lift-type wiping cleaning device.

Preferably, the driving member of the anti-dust device includes a casing fixedly assembled on the side wall of the display screen body, and the casing is designed to be open toward one side of the display screen body, a chute is longitudinally opened on the outer side of the inner wall of the casing, and the inner wall of the chute The outer side is fixedly assembled with copper strips of equal length, the copper strips are connected to the external power supply through wires, a slide rail is longitudinally opened in the middle of the rear wall of the inner cavity of the housing, and the inner wall of the slide rail is slidably assembled with a slider, the slide rail is slidably assembled on the inner wall. The front surface of the block is fixedly assembled with a motor, the motor is connected with a brush slider through a wire, the brush slider is slidably assembled in the chute, and the brush slider is attached to the copper strip, and the inner part of the casing is A rack is fixed longitudinally on the right side of the rear wall of the cavity, the output shaft of the motor is fixedly sleeved with a gear engaged with the rack, and the output shaft of the motor and the connecting shaft are fixed by a coupling.

Preferably, the lift-type wiping and cleaning device includes connecting bars fixedly assembled on the front surfaces of the sliders on the left and right sides, the inner ends of the two connecting bars are fixedly assembled with rectangular blocks, and the inner sides of the rectangular blocks are longitudinally assembled A dovetail chute is provided, and a rubber layer is pasted on the outer side of the inner wall of the dovetail chute, a dovetail slider is slidably assembled in the dovetail chute, and a connecting plate is fixedly assembled between the two dovetail sliders. The lower surface is pasted with a cotton cloth layer that fits with the display body.

Preferably, the cleaning device storage member includes a storage box with a designed upper end, and the upper surface and rear side of the storage box are fixed with the bottom surface of the display screen body, and the left and right sides of the inner wall of the storage box are symmetrically fixed with baffles for reset There is a baffle plate between the two baffle reset parts, and the baffle plate is located at the upper end of the storage box. fit.

Preferably, the baffle reset member includes a rectangular groove opened on the upper end of the inner wall of the storage box, a rotating rod is fixedly assembled between the outer middle parts of the inner wall of the rectangular groove on both sides, and the baffle is movably sleeved on the outer side of the rotating rod. The two ends of the rotating rod are sleeved with springs, the outer end of the spring is fixedly assembled on the outer side of the inner wall of the rectangular groove on the same side, and the inner end of the spring is fixedly assembled on the outer end of the baffle plate on the same side.

Compared with the prior art, the beneficial effects of the present utility model are: the scheme designs a dustproof device for the LED display screen, the device can drive the connecting shaft to move up and down through the motor driven by the driving part of the dustproof device, When the connecting shaft moves up and down and rotates at the same time, it drives the brush roller to rotate, sweeps the dust on the surface of the display screen, moves the slider in the anti-dust driver up and down to drive the lift-type wiping cleaning device to move, wipes the display screen body, After wiping from bottom to top, the lift-type wiping cleaning device is pushed forward by the arc-shaped adjustment block of the cleaning device, so that the reciprocating lifting-type wiping cleaning device no longer contacts the display screen body, so as to avoid the dust cleaned during the first cleaning from sticking again. Attached to the display body to ensure clean quality.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the structural schematic diagram of the driving part of the ash prevention device in the utility model;

3 is a schematic structural diagram of a lift-type wiping cleaning device in the utility model;

FIG. 4 is a schematic top view of the structure of the cleaning device storage part in the utility model;

Fig. 5 is a schematic enlarged view of the structure at a place in Fig. 3 of the utility model;

6 is a schematic diagram of the cross-sectional structure of the arc-shaped adjustment block of the cleaning device in the utility model;

7 is a schematic diagram of the cross-sectional structure of the inclined plate in the utility model.

In the figure: 1 display screen body, 2 cleaning device storage parts, 21 storage box, 22 baffle reset parts, 221 rectangular grooves, 222 rotating rods, 223 springs, 23 baffle plates, 24 silicone sealing strips, 3 cleaning device arc adjustment Block, 4 inclined plate, 5 anti-ash device driver, 51 shell, 52 chute, 53 copper bar, 54 slide rail, 55 rack, 56 slider, 57 motor, 58 gear, 59 brush slider, 6 lift Type wiping cleaning device, 61 connecting strip, 62 rectangular block, 63 dovetail chute, 64 dovetail slider, 65 rubber layer, 66 connecting plate, 67 cotton cloth layer, 7 connecting shaft, 8 brush roller.

Detailed ways

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

Please refer to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6 and Fig. 7, the present utility model provides a technical solution: a dust-proof device for an LED display screen, comprising a display screen body 1, The bottom surface of the display screen body 1 is fixedly equipped with a cleaning device storage member 2, and the upper frame of the front surface of the display screen body 1 is fixedly equipped with a cleaning device arc-shaped adjustment block 3, and the cross-section of the cleaning device arc-shaped adjustment block 3 is that the middle part is forward. Protruding arc surface, the front edge of the upper surface of the cleaning device storage member 2 is fixedly equipped with a sloping plate 4 whose upper end is inclined forward, and the left and right sides of the display screen body 1 are symmetrically fixed and fixed with the anti-dust device driving member 5, two. A lift-type wiping cleaning device 6 is installed between the driving parts 5 of the anti-ash device, and a connecting shaft 7 is fixedly assembled between the two driving parts 5 of the anti-dust device. The brush roller 8 is closed, and the brush roller 8 is located above the lift-type wiping cleaning device 6 .

The device can drive the connecting shaft 7 to move up and down through the motor 57 driven by the driving member 5 of the anti-dust device. When the connecting shaft 7 moves up and down, it rotates at the same time, and drives the brush roller 8 to rotate, so as to remove the dust on the surface of the display screen body 1. The sliding block 56 in the dust-proof driving member 5 is moved up and down to drive the lift-type wiping cleaning device 6 to move to wipe the display screen body 1. After wiping from bottom to top, the lifting-type wiping cleaning device 6 is moved forward by the arc-shaped adjustment block 3 of the cleaning device. Jack up, so that the reciprocating lift-type wiping cleaning device 6 no longer contacts the display screen body 1, so as to prevent the dust or water quality cleaned off during the first cleaning from easily adhering to the display screen body 1 again, and ensure the quality of cleaning.

The driver 5 of the anti-dust device includes a casing 51 fixedly assembled on the side wall of the display screen body 1 , and the casing 51 is designed to be open to the side of the display screen body 1 . The outer side of the inner wall is fixedly equipped with a copper strip 53 of equal length. The copper strip 53 is connected to an external power supply through a wire. A sliding rail 54 is longitudinally opened in the middle of the inner cavity rear wall of the housing 51. The inner wall of the sliding rail 54 is slidably assembled with a slider 56. The front surface of 56 is fixedly assembled with a motor 57, and the motor 57 is connected with a brush slider 59 through a wire. A rack 55 is fixed longitudinally on the right side of the rear wall of the inner cavity of the motor 57. The output shaft of the motor 57 is fixedly sleeved with a gear 58 that meshes with the rack 55. The output shaft of the motor 57 and the connecting shaft 7 are fixed by a coupling.

The brush slider 59 is made of the same material as the brush in the prior art. The brush slider 59 is always in sliding contact with the copper bar 53 connected to the external power supply, and supplies power to the motor 57 during the up and down sliding process. After 57 is powered on, the output shaft drives the gear 58 to rotate, the slider 56 is a wedge-shaped slider, and the chute 52 is a matching wedge-shaped chute to prevent the motor 57 from separating from the chute 52 during the sliding process, and the gear 58 rotates to move on the meshing rack 55 , using the transmission mode of gears and racks in the prior art to drive the motor 57 to move up and down, and then drive the lift-type wiping cleaning device 6 to move up and down, and drive the brush roller 8 to rotate.

The lift-type wiping cleaning device 6 includes connecting bars 61 fixedly assembled on the front surfaces of the sliders 56 on the left and right sides. The inner ends of the two connecting bars 61 are fixedly assembled with a rectangular block 62 , and the inner side of the rectangular block 62 is longitudinally provided with a dovetail chute. 63, and a rubber layer 65 is pasted on the outside of the inner wall of the dovetail chute 63, a dovetail slider 64 is slidably assembled in the dovetail chute 63, a connecting plate 66 is fixedly assembled between the two dovetail sliders 64, and the lower surface of the connecting plate 66 is pasted There is a cotton cloth layer 67 attached to the display screen body 1 .

When the lift-type wiping cleaning device 6 encounters the arc-shaped adjustment block 3 of the cleaning device, the connecting plate 66 is in contact with the front end of the arc surface of the arc-shaped adjustment block 3 of the cleaning device. The connecting plate 66 drives the dovetail slider 64 to slide forward in the limit chute 63, and the rubber layer 65 is used to increase the frictional force to prevent the dovetail slider 64 from moving in the dovetail chute 63 due to bumps, making the cotton cloth layer 67 Separated from the display screen body 1, the cotton cloth layer 67 is used to wipe the display screen body 1. When it is dirty, it can be torn off from the double-sided adhesive tape, and the double-sided adhesive tape and the cotton cloth layer 67 can be replaced with a new one. When the lifting type wiping cleaning device 6 When the reset encounters the inclined plane of the inclined plate 4, as the vertical distance between the inclined plane and the storage box 21 is shortened, the connecting plate 66 is squeezed backward, and the connecting plate 66 drives the dovetail slider 64 to slide backward in the dovetail chute 63 to reset. In order to meet the requirement that the lifting type wiping cleaning device 6 can be put into the cleaning device storage part 2, each cleaning can be performed multiple times of reciprocating operations according to the needs, until the screen is cleaned, and the connection copper bar 53 is connected when cleaning is required. An external power supply is sufficient, or it can be controlled by connecting a switch.

The cleaning device storage member 2 includes a storage box 21 with a design on the upper end, and the rear side of the upper surface of the storage box 21 is fixed with the bottom surface of the display screen body 1, and the left and right sides of the inner wall of the storage box 21 are symmetrically fixed with baffle reset members 22. , a baffle 23 is assembled between the two baffle reset parts 22, and the baffle 23 is located at the upper end opening of the storage box 21. The front and rear surfaces of the baffle 23 are evenly fixed and assembled with a silicone sealing strip 24, and the silicone sealing strip 24 is connected to the storage box 21. The inner wall of the box 21 is attached.

The storage box 21 is used for accommodating the lifting type wiping cleaning device 6 , the baffle plate 23 is used for shielding the upper end of the storage box 21 , the position of the lifting type wiping cleaning device 6 corresponds to the rear side of the baffle plate 23 , when the lifting type wiping cleaning device 6 moves upward At the same time, push the rear end of the baffle 6 to turn up until the lift-type wiping cleaning device 6 completely comes out of the storage box 21. After the lift-type wiping and cleaning device 6 comes out, the baffle reciprocating member 22 drives the baffle plate 23 to reset. 6. When retracting the storage box 21, the principle is the same as when going out. The silicone sealing strip 24 is used to block the gap between the baffle 23 and the storage box 21 to prevent dust from entering the storage box 21.

The baffle reset member 22 includes a rectangular groove 221 opened at the upper end of the inner wall of the storage box 21. A rotating rod 222 is fixedly assembled between the outer middle parts of the inner wall of the rectangular grooves 221 on both sides, and the baffle 23 is movably sleeved on the outer side of the rotating rod 222. Both ends of the rod 222 are sleeved with springs 223. The outer end of the spring 223 is fixedly assembled on the outer side of the inner wall of the rectangular groove 221 on the same side. The inner end of the spring 223 is fixedly assembled on the outer end of the same side baffle 23. When the plate 23 is turned over, the spring 223 is deformed by force. When the lift-type wiping cleaning device 6 no longer presses the baffle 23, the spring 223 drives the baffle 23 to reset.

It will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments are to be considered in all respects as exemplary and not restrictive, and the scope of the present invention is defined by the appended claims rather than the foregoing description, and it is therefore intended that the All changes within the meaning and range of the required equivalents are embraced within the present invention. Any reference signs in the claims shall not be construed as limiting the involved claim.

In addition, it should be understood that although this specification is described in terms of embodiments, not each embodiment only includes an independent technical solution, and this description in the specification is only for the sake of clarity, and those skilled in the art should take the specification as a whole , the technical solutions in each embodiment can also be appropriately combined to form other implementations that can be understood by those skilled in the art.

Claims (5)

1. The utility model provides a dust keeper for LED display screen, includes display screen body (1), its characterized in that: the cleaning device containing part (2) is fixedly assembled on the bottom surface of the display screen body (1), the cleaning device arc-shaped adjusting block (3) is fixedly assembled on a frame at the upper end of the front surface of the display screen body (1), the cross section of the cleaning device arc-shaped adjusting block (3) is an arc surface with a forward convex middle part, an inclined plate (4) with an upper end inclined forwards is fixedly assembled at the front edge of the upper surface of the cleaning device containing part (2), dust-proof device driving parts (5) are symmetrically and fixedly assembled at the left side and the right side of the display screen body (1), a lifting type cleaning device (6) is assembled between the two dust-proof device driving parts (5), a connecting shaft (7) is fixedly assembled between the two dust-proof device driving parts (5), and a brush roller (8) attached to the display screen body (1) is fixedly sleeved on the outer side wall of, and the brush roller (8) is positioned above the lifting type wiping and cleaning device (6).

2. The dustproof device for the LED display screen according to claim 1, wherein: the dustproof device driving piece (5) comprises a shell (51) fixedly assembled on the side wall of the display screen body (1), the shell (51) is designed towards the opening on one side of the display screen body (1), a sliding groove (52) is longitudinally formed in the outer side of the inner wall of the shell (51), an isometric copper bar (53) is fixedly assembled on the outer side of the inner wall of the sliding groove (52), the copper bar (53) is connected with an external power supply through a wire, a sliding rail (54) is longitudinally formed in the middle of the rear wall of the inner cavity of the shell (51), a sliding block (56) is assembled on the inner wall of the sliding rail (54) in a sliding mode, a motor (57) is fixedly assembled on the front surface of the sliding block (56), the motor (57) is connected with an electric brush sliding block (59) through a wire, the electric brush sliding block (59) is assembled in the sliding groove (52) in a sliding mode, the electric brush sliding block (59) is attached, and a gear (58) meshed with the rack (55) is fixedly sleeved on an output shaft of the motor (57), and the output shaft of the motor (57) is fixed with the connecting shaft (7) through a coupler.

3. The dustproof device for the LED display screen according to claim 2, wherein: cleaning device (6) is cleaned to over-and-under type is including fixed mounting in the left and right sides connecting strip (61), two of slider (56) front surface connecting strip (61) medial surface end all fixed mounting has rectangular block (62), dovetail groove (63) have vertically been seted up to the medial surface of rectangular block (62), and dovetail groove (63) inner wall outside paste and have rubber layer (65), it has dovetail slider (64), two to slide mounting in dovetail groove (63) fixed mounting has connecting plate (66) between dovetail slider (64), the lower surface paste of connecting plate (66) has cotton layer (67) with display screen body (1) laminating.

4. The dustproof device for the LED display screen according to claim 1, wherein: cleaning device storage piece (2) include that storage box (21) of design are seted up to the upper end, and the upper surface rear side of storage box (21) is fixed mutually with display screen body (1) bottom surface, the inner wall left and right sides symmetry fixed mounting of storage box (21) has baffle piece (22), two the baffle resets and is equipped with baffle (23) between piece (22), and baffle (23) are located storage box (21) upper end open position, the even fixed surface is equipped with silica gel sealing strip (24) around baffle (23), and silica gel sealing strip (24) and the laminating of storage box (21) inner wall.

5. The dustproof device for the LED display screen according to claim 4, wherein: baffle piece (22) that resets is including offering rectangular channel (221) in receiver (21) inner wall upper end, both sides fixed assembly has bull stick (222) between the inner wall outside middle part of rectangular channel (221), baffle (23) have been cup jointed in the outside activity of bull stick (222), spring (223) have been cup jointed at bull stick (222) both ends, the fixed assembly in the homonymy in spring (223) outside the inner wall outside of rectangular channel (221), the medial extremity fixed assembly in the homonymy of spring (223) the outside end of baffle (23).

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