Splicing combined type LED screen

Abstract

The utility model discloses a splicing combined type LED screen which comprises a display screen and crosses, mounting holes are formed in the crosses, splicing mechanisms facilitating splicing of the crosses are arranged on the outer sides of the crosses, an extension block is fixedly arranged on one side of the display screen, and the extension block is fixedly connected with the display screen. A mounting mechanism facilitating mounting of the display screen is arranged between the extension block and the cross, and a dismounting mechanism facilitating dismounting of the display screen is arranged on one side of the cross. When the display screen is installed, the extension block penetrates into the second hollow block and extrudes the second spring to be in a compressed state, when the extension block penetrates into the second hollow block, the inclined face position of the limiting block is extruded, the limiting block is extruded and recycled into the first hollow block, and meanwhile the first spring is extruded and compressed; and when the limiting block is aligned with the limiting groove, the first spring is reset, the limiting block penetrates into the limiting groove, so that the display screen is fixed, bolts are not needed, fixing is simple and convenient, and the mounting efficiency of the display screen is improved.

Description

Technical Field

[0001] The utility model relates to the field of LED screens, in particular to a spliced ​​combined LED screen. Background Art

[0002] LED screen, or light-emitting diode display, is a display method that controls semiconductor light-emitting diodes and is composed of multiple small LED module panels; these module panels are usually composed of red, green, and blue LED lamp tubes (or lamp beads), and various information such as text, images, videos, and animations are displayed by controlling the on and off and color changes of these lamp tubes.

[0003] When installing existing LED screens, multiple screens need to be assembled to make the LED screens into a suitable size for easy use. However, when assembling, the LED screens are fixed to the support frame by bolts. Therefore, a large amount of bolt installation work is required when multiple screens are assembled, which is time-consuming and labor-intensive, reducing the installation efficiency of the LED screen and causing inconvenience when the device is disassembled. Therefore, a device is urgently needed to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a spliced ​​combined LED screen to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a spliced ​​combined LED screen, comprising a display screen and a cross, the cross is provided with a mounting hole, a splicing mechanism for facilitating the splicing of the crosses is arranged on the outer side of the cross, an extension block is fixedly arranged on one side of the display screen, a mounting mechanism for facilitating the installation of the display screen is arranged between the extension block and the cross, a disassembly mechanism for facilitating the disassembly of the display screen is arranged on one side of the cross, the mounting mechanism comprises a limit groove, a limit block, a first hollow block, a first permanent magnet, a first spring, a second hollow block and a second spring, the second hollow block is fixed on one side of the cross, the extension block is slidably arranged inside the second hollow block, the second spring is fixed on the inner side wall of the second hollow block, the first hollow block is fixed On the outer wall of the second hollow block, the limiting grooves are symmetrically arranged on both sides of the extension block, the first permanent magnet is slidably arranged inside the first hollow block, the first spring is fixed between the first permanent magnet and the inner wall of the first hollow block, and the limiting block is fixed on one side of the first permanent magnet. When the display screen is installed, the extension block is inserted into the second hollow block, and the second spring is squeezed to a compressed state. When the extension block is inserted, the inclined surface position of the limiting block is squeezed, so that the limiting block is squeezed and recovered into the first hollow block, and the first spring is squeezed and compressed at the same time, until the limiting block is aligned with the limiting groove, at which time the first spring is reset, so that the limiting block is inserted into the limiting groove, so that the display screen is fixed without the need for bolts, and the fixing is simple and convenient, thereby improving the installation efficiency of the display screen.

[0006] Preferably, the splicing mechanism includes a splicing block and a perforation, the splicing block is movably sleeved on one side of the cross, and the perforation is provided on the splicing block. When connecting the crosses, one side of the splicing block is sleeved on the cross, and the perforation is aligned with the mounting hole. Then the other side of the splicing block is sleeved on the adjacent cross, and the perforation is aligned with the corresponding mounting hole. After that, it can be fixed by bolts, which facilitates the splicing of multiple display screens.

[0007] Preferably, the disassembly mechanism includes a third spring, a movable rod and a second permanent magnet. The movable rod is slidably arranged on the cross, the third spring is fixed between the movable rod and the cross, and the second permanent magnet is embedded and fixed on one side of the movable rod. When the display screen needs to be removed during use, the movable rod is pressed so that the third spring is squeezed and compressed, and the second permanent magnet moves to the side of the first permanent magnet, and uses magnetic force to attract the first permanent magnet to move, so that the limit block is separated from the limit groove, and then the second spring pushes the extension block to move, so that the limit block is misaligned with the limit groove. In this way, the extension block can be taken out to the outside to complete the disassembly of the display screen.

[0008] Preferably, two first hollow blocks are provided and symmetrically fixed on both sides of the second hollow block.

[0009] Preferably, the limiting block is fitted with the limiting groove, and the side of the limiting block close to the display screen is a smooth inclined surface, and movably extends to the inside of the second hollow block.

[0010] Preferably, the specification of the perforation is the same as that of the mounting hole, and there are two perforations, which are symmetrically opened on both sides of the assembly block.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. When installing the display screen of the utility model, the extension block is inserted into the second hollow block, and the second spring is squeezed to a compressed state. When the extension block is inserted, the inclined surface position of the limit block is squeezed, so that the limit block is squeezed and recovered into the first hollow block, and the first spring is squeezed and compressed at the same time, until the limit block is aligned with the limit groove, at which time the first spring is reset, so that the limit block is inserted into the limit groove, so that the display screen is fixed without bolts, and the fixing is simple and convenient, thereby improving the installation efficiency of the display screen;

[0013] 2. When the display screen needs to be removed during use, the movable rod is pressed to squeeze and compress the third spring, and the second permanent magnet is moved to the side of the first permanent magnet. The first permanent magnet is moved by magnetic force to make the limit block detach from the limit groove. Then the second spring pushes the extension block to move, so that the limit block is misaligned with the limit groove. The extension block can be taken out to the outside to complete the disassembly of the display screen. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the overall structure of a spliced ​​combined LED screen of the utility model;

[0015] Figure 2 This is a cross-sectional view of a spliced ​​combined LED screen of the utility model;

[0016] Figure 3 This is an enlarged schematic diagram of a spliced ​​combined LED screen A of the utility model;

[0017] Figure 4 It is an enlarged schematic diagram of a spliced ​​combined LED screen B of the utility model.

[0018] In the figure: 1, display screen; 2, cross; 3, third spring; 4, second hollow block; 5, movable rod; 6, extension block; 7, second permanent magnet; 8, first hollow block; 9, limit groove; 10, first permanent magnet; 11, limit block; 12, first spring; 13, assembly block; 14, through hole; 15, mounting hole; 16, second spring. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-4 The utility model provides a splicing combined LED screen, including a display screen 1 and a cross 2, a mounting hole 15 is provided on the cross 2, a splicing mechanism is provided on the outer side of the cross 2 for facilitating the splicing of the crosses 2, an extension block 6 is fixed to one side of the display screen 1 by bolts, a mounting mechanism is provided between the extension block 6 and the cross 2 for facilitating the installation of the display screen 1, and a disassembly mechanism is provided on one side of the cross 2 for facilitating the disassembly of the display screen 1, the mounting mechanism includes a limiting groove 9, a limiting block 11, a first hollow block 8, a first permanent magnet 10, a first spring 12, a second hollow block 4 and a second spring 16, the second hollow block 4 is welded and fixed to one side of the cross 2, the extension block 6 slides inside the second hollow block 4, the second spring 16 is welded and fixed to the inner wall of the second hollow block 4, the first hollow block 8 is welded and fixed to the outer wall of the second hollow block 4, there are two first hollow blocks 8, which are symmetrically fixed on both sides of the second hollow block 4, and the limiting grooves 9 are symmetrically provided at both sides of the extension block 6 The first permanent magnet 10 slides inside the first hollow block 8, the first spring 12 is welded and fixed between the first permanent magnet 10 and the inner wall of the first hollow block 8, the limit block 11 is welded and fixed on one side of the first permanent magnet 10, the limit block 11 fits with the limit groove 9, the limit block 11 is close to the display screen 1. The side is a smooth inclined surface, and it extends to the inside of the second hollow block 4. When the display screen 1 is installed, the extension block 6 is inserted into the second hollow block 4, and the second spring 16 is squeezed to a compressed state. When the extension block 6 is inserted, the inclined surface position of the limit block 11 is squeezed, so that the limit block 11 is squeezed and recovered to the inside of the first hollow block 8, and the first spring 12 is squeezed and compressed until the limit block 11 is aligned with the limit groove 9. At this time, the first spring 12 is reset, so that the limit block 11 is inserted into the inside of the limit groove 9, so that the display screen 1 is fixed without bolts. The fixation is simple and convenient, which improves the installation efficiency of the display screen 1.

[0021] The splicing mechanism includes a splicing block 13 and a through hole 14. The splicing block 13 is movably sleeved on one side of the cross 2. The through hole 14 is opened on the splicing block 13. The specifications of the through hole 14 are the same as those of the mounting hole 15. There are two through holes 14, which are symmetrically opened on both sides of the splicing block 13. When connecting between the crosses 2, one side of the splicing block 13 is sleeved on the cross 2, and the through hole 14 is aligned with the mounting hole 15. Then the other side of the splicing block 13 is sleeved on the adjacent cross 2, and the through hole 14 is aligned with the corresponding mounting hole 15. Then it can be fixed by bolts, which is convenient for the splicing work of multiple display screens 1.

[0022] The disassembly mechanism includes a third spring 3, a movable rod 5 and a second permanent magnet 7. The movable rod 5 slides on the cross 2. The third spring 3 is welded and fixed between the movable rod 5 and the cross 2. The second permanent magnet 7 is embedded and fixed on one side of the movable rod 5. When the display screen 1 needs to be removed during use, the movable rod 5 is pressed at this time, so that the third spring 3 is squeezed and compressed. At the same time, the second permanent magnet 7 moves to the side of the first permanent magnet 10, and the first permanent magnet 10 is moved by magnetic force to make the limit block 11 disengage from the limit groove 9. Then the second spring 16 pushes the extension block 6 to move, so that the limit block 11 is misaligned with the limit groove 9. In this way, the extension block 6 can be taken out to the outside to complete the disassembly of the display screen 1.

[0023] Working principle: when the display screen 1 is installed, the extension block 6 is inserted into the second hollow block 4, and the second spring 16 is squeezed to a compressed state. When the extension block 6 is inserted, the inclined surface position of the limit block 11 is squeezed, so that the limit block 11 is squeezed and recovered into the first hollow block 8, and the first spring 12 is squeezed and compressed at the same time. Until the limit block 11 is aligned with the limit groove 9, the first spring 12 is reset at this time, so that the limit block 11 is inserted into the limit groove 9, so that the display screen 1 is fixed without the need for bolts, and the fixation is simple and convenient, thereby improving the installation efficiency of the display screen 1; when the display screen 1 needs to be removed during use, the movable rod 5 is pressed at this time, so that the third spring 3 is squeezed and compressed, and the second permanent magnet 7 is moved to the side of the first permanent magnet 10, and the first permanent magnet 10 is moved by magnetic force, so that the limit block 11 is separated from the limit groove 9, and then the second spring 16 pushes the extension block 6 to move, so that the limit block 11 is misaligned with the limit groove 9, so that the extension block 6 is taken out to the outside to complete the disassembly of the display screen 1.

[0024] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A spliced ​​LED screen, comprising a display screen (1) and a cross (2), characterized in that: The cross (2) is provided with a mounting hole (15); the outer side of the cross (2) is provided with a splicing mechanism for facilitating the splicing of the crosses (2); an extension block (6) is fixedly provided on one side of the display screen (1); a mounting mechanism for facilitating the installation of the display screen (1) is provided between the extension block (6) and the cross (2); a disassembly mechanism for facilitating the disassembly of the display screen (1) is provided on one side of the cross (2); the mounting mechanism comprises a limit groove (9), a limit block (11), a first hollow block (8), a first permanent magnet (10), a first spring (12), a second hollow block (4) and a second spring (16); The second hollow block (4) is fixed on one side of the cross (2); the extension block (6) is slidably arranged inside the second hollow block (4); the second spring (16) is fixed on the inner wall of the second hollow block (4); the first hollow block (8) is fixed on the outer wall of the second hollow block (4); the limiting groove (9) is symmetrically arranged on both sides of the extension block (6); the first permanent magnet (10) is slidably arranged inside the first hollow block (8); the first spring (12) is fixed between the first permanent magnet (10) and the inner wall of the first hollow block (8); and the limiting block (11) is fixed on one side of the first permanent magnet (10).

2. The spliced ​​combined LED screen according to claim 1, characterized in that: The splicing mechanism comprises a splicing block (13) and a through hole (14); the splicing block (13) is movably sleeved on one side of the cross (2); and the through hole (14) is provided on the splicing block (13).

3. The spliced ​​combined LED screen according to claim 2, characterized in that: The disassembly mechanism comprises a third spring (3), a movable rod (5) and a second permanent magnet (7); the movable rod (5) is slidably arranged on the cross (2); the third spring (3) is fixed between the movable rod (5) and the cross (2); and the second permanent magnet (7) is embedded and fixed on one side of the movable rod (5).

4. The spliced ​​combined LED screen according to claim 3, characterized in that: Two first hollow blocks (8) are provided and symmetrically fixed on both sides of the second hollow block (4).

5. The spliced ​​combined LED screen according to claim 4, characterized in that: The limiting block (11) is fitted into the limiting groove (9); the side of the limiting block (11) close to the display screen (1) is a smooth inclined surface and movably extends to the inside of the second hollow block (4).

6. The spliced ​​combined LED screen according to claim 5, characterized in that: The specifications of the through hole (14) are the same as those of the mounting hole (15). Two through holes (14) are provided and are symmetrically opened on both sides of the assembly block (13).

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