CN214541411U

CN214541411U - LED display screen convenient to maintain

Info

Publication number: CN214541411U
Application number: CN202120773367.2U
Authority: CN
Inventors: 祝彦友
Original assignee: Shenzhen Allenson Photoelectric Co ltd
Current assignee: Shenzhen Allenson Photoelectric Co ltd
Priority date: 2021-04-15
Filing date: 2021-04-15
Publication date: 2021-10-29
Anticipated expiration: 2031-04-15

Abstract

The utility model provides a LED display screen convenient to maintain relates to display screen technical field, including the display screen main part, the frame, articulated piece, the backplate, the reference column, stopper and auxiliary structure, the inner wall of frame is adorned admittedly at the surface of display screen main part, the lower surface in the display screen main part is adorned admittedly on the top of articulated piece, the surface sliding connection of backplate and frame, the quantity of reference column is four, four reference columns are located the four corners of frame respectively, the stopper rotates the one end of connecting at two reference columns that are the diagonal angle through the pivot respectively, the surface of frame and backplate all is provided with auxiliary structure, auxiliary structure is including dustproof frame, dustproof frame is adorned admittedly at the surface of frame, the spacing groove has been seted up to the diagonal angle department in backplate surface four corners. The utility model discloses, can play quick assembly disassembly's effect, and then removed the step that the workman used specialized tool to carry out the bolt dismantlement in proper order from, the operating procedure is comparatively simple to workman's work burden has been reduced.

Description

LED display screen convenient to maintain

Technical Field

The utility model relates to a display screen technical field especially relates to a LED display screen convenient to maintain.

Background

With the increasing maturity of the production technology of the LED display screen, the LED display screen is more and more widely applied, the LED display screen generally comprises a back plate, a display screen main body and a frame, the display screen main body mainly comprises an LED lamp, a PCB circuit board, a driving IC, a resistor, a capacitor and other plastic external members, and the LED display screen is widely applied to commercial media, cultural performance markets, stadiums, information dissemination, news issue, stock exchange and the like.

Along with the extensive use of LED display screen, each trade especially the attention in the aspect of the quick assembly disassembly of display screen lease trade to LED display module assembly is very outstanding, because of receiving the restriction of space and cost, the backplate of present LED display screen relies on the bolt mostly to install, when demolising backplate display screen main part and overhauls, need use specialized tool to dismantle the bolt in proper order, and operating procedure is comparatively loaded down with trivial details, has increased workman's work burden.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the LED display screen of a maintenance of being convenient for that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a LED display screen convenient to maintain, includes display screen main part, frame, articulated piece, backplate, reference column, stopper and auxiliary structure, the surface in the display screen main part is adorned admittedly to the inner wall of frame, the lower surface in the display screen main part is adorned admittedly on the top of articulated piece, the surface sliding connection of backplate and frame, the quantity of reference column is four, four the reference column is located the four corners of frame respectively, the stopper rotates the one end of connecting at two reference columns that are the diagonal angle through the pivot respectively, the surface of frame and backplate all is provided with auxiliary structure.

Preferably, the auxiliary structure includes a dust-proof frame, the dust-proof frame is fixedly mounted on the outer surface of the side frame, the diagonal positions of the four corners of the outer surface of the back plate are provided with limit grooves, the four corners of the outer surface of the back plate staggered with the limit grooves are provided with positioning holes, the outer surface of the back plate is provided with dust-proof grooves, the lower surface of the back plate is provided with fit grooves, and the inner wall of the limit grooves is provided with rotation grooves.

Preferably, the outer surface of the positioning column is in sliding connection with the inner wall of the positioning hole, and the outer surface of the dustproof frame is in sliding connection with the inner wall of the dustproof groove.

Preferably, the outer surface of the limiting block is connected with the inner wall of the limiting groove in a sliding mode, and the outer surface of the limiting block is connected with the inner wall of the rotating groove in a rotating mode.

Preferably, the outer surface of the hinge block is in sliding connection with the inner wall of the fit groove, and the outer surface of the back plate is provided with heat dissipation holes.

Preferably, the bottom of articulated piece is rotated and is connected with the axis of rotation, articulated piece has the spacing ring through the axis of rotation is articulated, the surface of spacing ring is equipped with the supporting shoe admittedly, the base is equipped with admittedly to the bottom of supporting shoe, spacing dish is equipped with admittedly to the one end of axis of rotation, the surface cover of axis of rotation is equipped with the spring, the surface sliding connection of axis of rotation has the slip dish, the slip dish is close to one side of articulated piece and is equipped with spacing post admittedly.

Preferably, the outer surface of one side lateral wall of the hinged block and the outer surface of the limiting disc are provided with limiting holes spliced with the limiting columns, the outer surface of the sliding disc is provided with sliding holes, and the outer surface of the rotating shaft is connected with the inner wall of each sliding hole in a sliding mode.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. in the utility model, when the main body of the back panel display screen needs to be removed for maintenance, firstly, two limit blocks are rotated to coincide with the limit grooves, the main body of the display screen can be maintained after the maintenance is finished, the back panel is arranged on the frame after the positioning columns are aligned with the positioning holes, the limit blocks synchronously run through the limit grooves and are inserted into the rotating grooves, then the limit blocks are rotated to be staggered with the limit grooves, the dustproof frame is synchronously clamped in the dustproof grooves, the hinging blocks are synchronously clamped in the fit grooves, the positioning function can be realized by arranging the positioning columns and the positioning holes, the back panel is synchronously limited by arranging the limit blocks, the limit grooves and the rotating grooves, the back panel and the frame are synchronously connected, the dustproof function can be realized by arranging the dustproof frame and the dustproof grooves, and the external dust is prevented from entering the inside of the back panel from the gap between the frame and the back panel, under the mutually supporting of above structure, can play quick assembly disassembly's effect, and then removed the step that the workman used specialized tool to dismantle the bolt in proper order from, the operating procedure is comparatively simple to workman's work burden has been reduced.

2. The utility model discloses a seeing, when the user of different height sizes needs to use the display screen main part, slide the dish to the direction of spacing dish first, the slide dish is in the gliding in-process synchronous extrusion spring, the spring atress contracts and contracts, and drive spacing post and break away from spacing hole, break off the hinge block afterwards and drive the display screen main part and move, after the regulation of display screen main part reaches the required position of user, loosen the slide dish, drive spacing post reinsertion spacing hole through the slide dish under the effect of spring resilience power, reach limiting action under the interaction of hinge block and spacing dish, through setting up spacing post and spacing hole, can play the limiting action, through setting up slide dish and slide hole, can drive spacing post under the effect of spring and move, under the mutual cooperation of above-mentioned structure, can adjust the angle of display screen main part according to the user of different heights, be different from traditional display screen connecting bearing, traditional connecting bearing is because the bearing is tighter, so can realize spacing effect after adjusting, but uses to connect the bearing to appear not hard up after a long time, leads to spacing effect variation, and this device can not appear using to lead to skidding the condition of losing the regulation effect for a long time because of connecting the bearing, can play more stable spacing effect through spacing post and spacing hole.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of an LED display screen convenient for maintenance;

fig. 2 is an exploded view of a part of the three-dimensional structure of an LED display screen convenient for maintenance;

fig. 3 is a schematic diagram of a back plate structure of an LED display screen convenient for maintenance;

fig. 4 is the utility model provides a LED display screen's partial spatial structure cross-sectional view convenient to maintain.

Illustration of the drawings:

1. a display screen main body; 2. a frame; 3. a hinged block; 4. a back plate; 5. a positioning column; 6. a limiting block; 7. a dust-proof frame; 8. a limiting groove; 9. positioning holes; 10. a dust-proof groove; 11. a fitting groove; 12. a rotating groove; 13. a rotating shaft; 14. a limiting ring; 15. a support block; 16. a base; 17. a limiting disc; 18. a spring; 19. a sliding disk; 20. a limiting column.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a LED display screen convenient to maintain, including display screen main part 1, frame 2, articulated piece 3, backplate 4, reference column 5, stopper 6 and auxiliary structure, the surface at display screen main part 1 is adorned admittedly to the inner wall of frame 2, the lower surface at display screen main part 1 is adorned admittedly on the top of articulated piece 3, backplate 4 and frame 2's surface sliding connection, the quantity of reference column 5 is four, four reference columns 5 are located the four corners of frame 2 respectively, stopper 6 rotates the one end of connecting at two reference columns 5 that are the diagonal angle through the pivot respectively, the surface of frame 2 and backplate 4 all is provided with auxiliary structure.

In this embodiment, backplate 4 can protect the inside component element of display screen main part 1 after being connected with frame 2, articulated piece 3 set up and can support display screen main part 1 through supporting shoe 15 and base 16, reference column 5 is in order to fix a position and set up with locating hole 9 mutually supporting, through setting up stopper 6, spacing groove 8 and rotation groove 12 are synchronous carries on spacingly to backplate 4, the auxiliary structure is the inside of getting into backplate 4 from the gap between frame 2 and backplate 4 in order to avoid external dust.

Specifically, the auxiliary structure includes dustproof frame 7, and dustproof frame 7 is adorned at the surface of frame 2 admittedly, and spacing groove 8 has been seted up to the diagonal angle department in 4 outer surface four corners of backplate, and locating hole 9 has been seted up in backplate 4 and the staggered surface four corners mutually of spacing groove 8, and dustproof groove 10 has been seted up to the surface of backplate 4, and the lower surface of backplate 4 has been seted up and has been agreed with groove 11, and rotation groove 12 has been seted up to the inner wall of spacing groove 8.

In this embodiment: when backplate 4 display screen main part 1 is demolishd to needs and when overhauing, rotate two stopper 6 earlier and make its and spacing groove 8 coincidence back, take off backplate 4 and can overhaul display screen main part 1, overhaul and finish and install backplate 4 after aligning locating hole 9 with reference column 5 on frame 2, stopper 6 runs through spacing groove 8 in step and inserts the inside of rotating groove 12, it staggers with spacing groove 8 to rotate stopper 6 afterwards, dustproof frame 7 synchronous card is in the inside of dustproof groove 10, articulated piece 3 synchronous card is in the inside of agreeing with groove 11.

Specifically, the outer surface of the positioning column 5 is in sliding connection with the inner wall of the positioning hole 9, and the outer surface of the dustproof frame 7 is in sliding connection with the inner wall of the dustproof groove 10.

In this embodiment: through setting up reference column 5 and locating hole 9, can play the effect of location, through setting up dustproof frame 7 and dust-proof groove 10, can play dustproof effect, avoid external dust to get into the inside of backplate 4 from the gap between frame 2 and backplate 4.

Specifically, the outer surface of the limiting block 6 is connected with the inner wall of the limiting groove 8 in a sliding mode, and the outer surface of the limiting block 6 is connected with the inner wall of the rotating groove 12 in a rotating mode.

In this embodiment: the backboard 4 is synchronously limited by arranging the limiting block 6, the limiting groove 8 and the rotating groove 12, and the backboard 4 and the frame 2 are synchronously connected.

Specifically, the outer surface of the hinge block 3 is in sliding connection with the inner wall of the fit groove 11, and the outer surface of the back plate 4 is provided with heat dissipation holes.

In this embodiment: the fit groove 11 is formed to prevent the back plate 4 from being pushed out of the gap by the hinge block 3 after being mounted on the bezel 2, and the heat dissipation holes are formed to facilitate heat dissipation from the inside of the display main body 1.

Specifically, the bottom end of the hinged block 3 is rotatably connected with a rotating shaft 13, the hinged block 3 is hinged with a limiting ring 14 through the rotating shaft 13, a supporting block 15 is fixedly arranged on the outer surface of the limiting ring 14, a base 16 is fixedly arranged at the bottom end of the supporting block 15, a limiting disc 17 is fixedly arranged at one end of the rotating shaft 13, a spring 18 is sleeved on the outer surface of the rotating shaft 13, a sliding disc 19 is slidably connected to the outer surface of the rotating shaft 13, and a limiting column 20 is fixedly arranged on one side, close to the hinged block 3, of the sliding disc 19.

In this embodiment: when users with different body sizes need to use the display screen main body 1, firstly the sliding disc 19 slides towards the direction of the limiting disc 17, the sliding disc 19 synchronously extrudes the spring 18 in the sliding process, the spring 18 retracts under stress and drives the limiting column 20 to break away from the limiting hole, then the hinging block 3 is pulled to drive the display screen main body 1 to move, after the display screen main body 1 is adjusted to the position required by the user, the sliding disc 19 is loosened, the limiting column 20 is driven by the sliding disc 19 to be inserted into the limiting hole again under the action of the resilience force of the spring 18, the limiting effect is achieved under the interaction between the hinging block 3 and the limiting disc 17, the limiting column 20 and the limiting hole are arranged to play a limiting effect, the limiting column 20 can be driven to move under the action of the spring 18 by arranging the sliding disc 19 and the sliding hole, under the mutual matching of the above structures, the angle of the display screen main body 1 can be adjusted according to users with different body sizes, be different from traditional display screen connection bearing, traditional connection bearing is because the bearing is tighter, so can realize spacing effect after adjusting, but uses to connect the bearing to appear not hard up after a long time, leads to spacing effect variation, and this device can not appear using to lead to skidding the condition that loses the regulation effect for a long time because of connecting the bearing, can play more stable spacing effect through spacing post 20 and spacing hole.

Specifically, the outer surface of one side lateral wall of the hinged block 3 and the outer surface of the limiting disc 17 are provided with limiting holes which are connected with the limiting columns 20 in an inserting mode, the outer surface of the sliding disc 19 is provided with sliding holes, and the outer surface of the rotating shaft 13 is connected with the inner wall of each sliding hole in a sliding mode.

In this embodiment: through setting up spacing post 20 and spacing hole, can play limiting displacement, through setting up sliding disk 19 and sliding hole, can drive spacing post 20 under the effect of spring 18 and remove.

The working principle is as follows: when the display screen main body 1 of the back plate 4 needs to be detached for maintenance, firstly, the two limit blocks 6 are rotated to be overlapped with the limit grooves 8, then the back plate 4 is taken down to maintain the display screen main body 1, after the maintenance is finished, the positioning columns 5 are aligned with the positioning holes 9, then, the back plate 4 is installed on the frame 2, the limit blocks 6 synchronously penetrate through the limit grooves 8 and are inserted into the rotating grooves 12, then, the limit blocks 6 are rotated to be staggered with the limit grooves 8, the dustproof frames 7 are synchronously clamped inside the dustproof grooves 10, the hinge blocks 3 are synchronously clamped inside the fit grooves 11, the positioning function can be realized by arranging the positioning columns 5 and the positioning holes 9, the back plate 4 is synchronously limited by arranging the limit blocks 6, the limit grooves 8 and the rotating grooves 12, the back plate 4 is synchronously connected with the frame 2, the dustproof frames 7 and the dustproof grooves 10 can play a dustproof role, and external dust is prevented from entering the inside of the back plate 4 from a gap between the frame 2 and the back plate 4, when the user of different height sizes need use display screen main part 1, earlier slide plate 19 slides towards spacing dish 17's direction, slide plate 19 is at gliding in-process synchronous extrusion spring 18, spring 18 atress is retracted, and drive spacing post 20 and break away from spacing hole, break off articulated piece 3 with the fingers and thumb afterwards and drive display screen main part 1 and remove, after the regulation to the required position of user of display screen main part 1, loosen slide plate 19, drive spacing post 20 through slide plate 19 and reinsert spacing hole under the effect of spring 18 resilience force, reach limiting displacement under articulated piece 3 and spacing dish 17's interact, through setting up spacing post 20 and spacing hole, can play limiting displacement, through setting up slide plate 19 and sliding hole, can drive spacing post 20 under the effect of spring 18 and remove.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a LED display screen convenient to maintain, includes display screen main part (1), frame (2), articulated piece (3), backplate (4), reference column (5), stopper (6) and auxiliary structure, its characterized in that: the inner wall of the frame (2) is fixedly arranged on the outer surface of the display screen main body (1), the top end of the hinged block (3) is fixedly arranged on the lower surface of the display screen main body (1), the back plate (4) is connected with the outer surface of the frame (2) in a sliding mode, the number of the positioning columns (5) is four, the positioning columns (5) are located at four corners of the frame (2) respectively, the limiting blocks (6) are connected to one ends of the two positioning columns (5) which are opposite angles in a rotating mode through rotating shafts respectively, and auxiliary structures are arranged on the outer surfaces of the frame (2) and the back plate (4).

2. An LED display screen convenient for maintenance according to claim 1, wherein: the auxiliary structure comprises a dustproof frame (7), wherein the dustproof frame (7) is fixedly arranged on the outer surface of the frame (2), limit grooves (8) are formed in the diagonal positions of the four corners of the outer surface of the back plate (4), positioning holes (9) are formed in the four corners of the outer surface of the back plate (4) staggered with the limit grooves (8), dustproof grooves (10) are formed in the outer surface of the back plate (4), fit grooves (11) are formed in the lower surface of the back plate (4), and rotating grooves (12) are formed in the inner wall of the limit grooves (8).

3. An LED display screen convenient for maintenance according to claim 2, wherein: the outer surface of the positioning column (5) is in sliding connection with the inner wall of the positioning hole (9), and the outer surface of the dustproof frame (7) is in sliding connection with the inner wall of the dustproof groove (10).

4. An LED display screen convenient for maintenance according to claim 2, wherein: the outer surface of the limiting block (6) is connected with the inner wall of the limiting groove (8) in a sliding mode, and the outer surface of the limiting block (6) is connected with the inner wall of the rotating groove (12) in a rotating mode.

5. An LED display screen convenient for maintenance according to claim 2, wherein: the outer surface of the hinging block (3) is in sliding connection with the inner wall of the fitting groove (11), and heat dissipation holes are formed in the outer surface of the back plate (4).

6. An LED display screen convenient for maintenance according to claim 1, wherein: the bottom of articulated piece (3) is rotated and is connected with axis of rotation (13), articulated piece (3) articulates through axis of rotation (13) has spacing ring (14), supporting shoe (15) are adorned admittedly to the surface of spacing ring (14), base (16) are adorned admittedly to the bottom of supporting shoe (15), spacing dish (17) are adorned admittedly to the one end of axis of rotation (13), the surface cover of axis of rotation (13) is equipped with spring (18), the surface sliding connection of axis of rotation (13) has sliding plate (19), one side that sliding plate (19) are close to articulated piece (3) is adorned admittedly spacing post (20).

7. An LED display screen convenient for maintenance according to claim 6, wherein: the articulated piece (3) wherein one side lateral wall and the surface of spacing dish (17) all seted up the spacing hole of pegging graft mutually with spacing post (20), the sliding hole has been seted up to the surface of sliding disk (19), the surface of axis of rotation (13) and the inner wall sliding connection in sliding hole.