Connecting device of LED display screen module

Abstract

The utility model discloses a connecting device of an LED (light-emitting diode) display screen module, which belongs to the technical field of display screen modules, aims at solving the problem of low efficiency of connecting, assembling and disassembling a box frame through bolts, and comprises a display screen module, a box, a connecting plate, a connecting mechanism and a limiting column, the box bodies are arranged on the back face of the display screen module through a connecting mechanism, the box bodies are fixedly connected through connecting plates, heat dissipation holes are formed in the back faces of the box bodies, lifting handles are arranged on the upper portions of the box bodies, and the limiting columns are symmetrically and fixedly connected to the periphery of the back face of the display screen module. By means of the connecting mechanism, the handle is rotated to drive the conical block to move, the ball is pushed to drive the second check block to be clamped into the positioning hole, connection and fixation of the display screen module and the box body can be achieved, connection of the display screen module and the box body can be completed without the help of external tools, time consumed for disassembly and assembly is shortened, and the working efficiency is improved. The use flexibility and the disassembly and assembly efficiency are improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to display screen module technical field, concretely relates to a kind of connecting device of LED display screen module. BACKGROUND

[0002] LED display screen module is the independent display unit consisting of LED lamp bead, driving circuit, PCB substrate, shell etc., and is the core component of LED display screen.Each module usually contains a certain number of pixel points (such as 16x16, 32x32, etc.), and forms a complete display screen by splicing multiple modules.Its feature is modular design, which is convenient for installation, maintenance and expansion.LED display screen is widely used in commercial media, cultural performance market, stadium, information dissemination, news release, securities trading, etc., and can meet the needs of different environments.LED display screen module should have quick and accurate installation and be taken out from any position of the display screen or the box of LED display screen unit board for replacement and maintenance.

[0003] The method for connecting and installing LED display screen module and box frame in the prior art is through bolt connection, which needs to use tools to install and fix the bolts one by one, and it takes a long time to disassemble and assemble, and the efficiency of disassembly and assembly is low, which is not conducive to faster disassembly and assembly operation, and the bolts may slip, rust, etc., reducing the convenience of use and the improvement of use efficiency.

[0004] Therefore, there is a need for a connecting device of LED display screen module to solve the problem of low efficiency of assembly and disassembly by bolt connection with the box frame in the prior art. UTILITY MODEL CONTENTS

[0005] The utility model aims to provide a connecting device of LED display screen module to solve the problem proposed in the background art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a connecting device of LED display screen module, comprising display screen module, box, connecting plate, connecting mechanism and limiting column, the box is arranged on the back of display screen module through connecting mechanism, the boxes are fixedly connected through connecting plate, the back of the box is provided with heat dissipation hole, and the upper portion of the box is provided with pull hand.

[0007] It should be noted in the scheme that the limiting columns are symmetrically fixedly connected around the back of display screen module, and limiting holes matched with the limiting columns are symmetrically formed around the front of the box.

[0008] Further worth mentioning is that the connecting mechanism is composed of mounting blocks, baffles, rotating threaded rods, handles, tapered blocks, connecting columns, first stop blocks, springs, second stop blocks, spheres and connecting frames, the mounting blocks are symmetrically fixedly connected to the upper and lower sides of the inside of the box body, the inside of the mounting block is provided with a structural cavity, the baffle is fixedly connected to the rear side of the outside of the mounting block, the rotating threaded rod is threadedly connected between the structural cavity and the back of the box body, the handle is fixedly connected to the rear end of the rotating threaded rod, the front end of the rotating threaded rod is rotatably connected with a moving plate, and the tapered block is fixedly connected to the front end of the moving plate.

[0009] Further need to be explained is that the connecting column is symmetrically and slidably connected to the middle part of the periphery of the structural cavity, the first stop block is fixedly connected to one end of the connecting column, the second stop block is fixedly connected to the other end of the connecting column, and the spring is fixedly connected between the first stop block and the side surface of the structural cavity and is sleeved on the outside of the connecting column.

[0010] As a preferred implementation form, the upper and lower sides of the moving plate are symmetrically and fixedly connected with sliding blocks, and the upper and lower inner wall surfaces of the structural cavity are provided with sliding grooves matched with the sliding blocks.

[0011] As a preferred implementation form, the sphere is fixedly connected to one side of the first stop block, and the side surface of the mounting block is symmetrically provided with receiving grooves matched with the second stop blocks.

[0012] As a preferred implementation form, the connecting frame is fixedly connected to the back of the display screen module and is sleeved on the outside of the mounting block, and the middle part of the periphery of the connecting frame is symmetrically provided with positioning holes.

[0013] As a preferred implementation form, the positioning holes are matched with the second stop blocks in size, and the baffle is larger than the connecting frame in size.

[0014] Compared with the prior art, the connecting device of the LED display screen module has at least the following beneficial effects:

[0015] (1) The connecting mechanism is arranged, the handle is rotated to drive the tapered block to move, the sphere is pushed to drive the second stop block to be clamped into the inside of the positioning hole, the display screen module and the box body can be connected and fixed, the display screen module and the box body can be connected without the aid of external tools, the disassembly and assembly time is reduced, and the use flexibility and disassembly and assembly efficiency are improved.

[0016] (2) The connecting plate is arranged, a plurality of box bodies can be fixedly connected, a plurality of display screen modules can be connected, the use flexibility and application range of the device are improved, the pull handle is designed to facilitate carrying and installation, and the device is suitable for assembly and maintenance of the display screen module. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a front perspective view structural schematic diagram of the utility model;

[0018] Figure 2 It is a back split perspective view structural schematic diagram of the utility model;

[0019] Figure 3 It is a box and display screen module split structural schematic diagram of the utility model;

[0020] Figure 4 It is a Figure 3 enlarged structural schematic diagram of A place in the middle;

[0021] Figure 5 It is a split structure schematic diagram of the utility model.

[0022] In the drawing: 1, display screen module; 2, box; 3, connecting plate; 4, heat dissipation hole; 5, connecting mechanism; 6, limiting column; 7, limiting hole; 501, mounting block; 502, structural cavity; 503, baffle; 504, rotating threaded rod; 505, handle; 506, conical block; 507, connecting column; 508, first stop block; 509, spring; 510, second stop block; 511, ball; 512, storage groove; 513, connecting frame; 514, positioning hole. DETAILED DESCRIPTION

[0023] The utility model is further described below in combination with examples.

[0024] Please refer to Figures 1-5 The utility model provides, including display screen module 1, box 2, connecting plate 3, connecting mechanism 5 and limiting column 6, box 2 is set up at the back of display screen module 1 through connecting mechanism 5, and box 2 is fixedly connected through connecting plate 3 between, and the back of box 2 is provided with heat dissipation hole 4, and the top of box 2 is provided with pull hand.

[0025] Further as Figure 3 , Figure 4 and Figure 5 Indicated, it is worth specifically explained that limiting column 6 is fixedly connected to the back four around of display screen module 1 symmetrically, and the front four around of box 2 is symmetrically provided with the limiting hole 7 of being adapted with limiting column 6;

[0026] Through the inside insertion of limiting hole 7 of limiting column 6 being set up, the connection of display screen module 1 and box 2 can be primarily positioned, and it is convenient to be connected through connecting mechanism 5.

[0027] Further as Figure 3 , Figure 4 and Figure 5As shown, and worth specifically pointing out is that the connecting mechanism 5 is composed of mounting blocks 501, baffles 503, rotating threaded rods 504, handles 505, tapered blocks 506, connecting columns 507, first stop blocks 508, springs 509, second stop blocks 510, spheres 511 and connecting frames 513, the mounting blocks 501 are symmetrically fixedly connected to the upper and lower sides of the inside of the box body 2, the inside of the mounting block 501 is provided with a structural cavity 502, the baffle 503 is fixedly connected to the outer back side of the mounting block 501, the rotating threaded rod 504 is threadedly connected between the structural cavity 502 and the back of the box body 2, the handle 505 is fixedly connected to the rear end of the rotating threaded rod 504, and the front end of the rotating threaded rod 504 is rotatably connected with a moving plate, and the tapered block 506 is fixedly connected to the front end of the moving plate.

[0028] Further as shown in Figure 3 , Figure 4 and Figure 5 , and worth specifically pointing out is that the connecting column 507 is symmetrically and slidably connected to the middle part of the periphery of the structural cavity 502, the first stop block 508 is fixedly connected to one end of the connecting column 507, the second stop block 510 is fixedly connected to the other end of the connecting column 507, the spring 509 is fixedly connected between the first stop block 508 and the side face of the structural cavity 502, and the spring 509 is sleeved on the outside of the connecting column 507.

[0029] According to the above working process, it can be known that through the connecting mechanism 5, the rotating handle 505 drives the tapered block 506 to move, the sphere 511 is pushed to drive the second stop block 510 to be clamped into the inside of the positioning hole 514, the connection and fixation of the display screen module 1 and the box body 2 can be realized, the connection of the display screen module 1 and the box body 2 can be completed without the help of external tools, the disassembly and assembly time is reduced, and the use flexibility and disassembly and assembly efficiency are improved.

[0030] Further as shown in Figure 3 , Figure 4 and Figure 5 , and worth specifically pointing out is that the upper and lower sides of the moving plate are symmetrically and fixedly connected with sliding blocks, and the upper and lower inner wall faces of the structural cavity 502 are provided with sliding grooves matched with the sliding blocks;

[0031] Through the setting that the moving plate slides in the inside of the structural cavity 502, the movement of the moving plate following the rotating threaded rod 504 can be limited, so that the linear motion of the moving plate is ensured, and the stable movement of the tapered block 506 is driven.

[0032] Further as shown in Figure 3 , Figure 4 and Figure 5 , and worth specifically pointing out is that the sphere 511 is fixedly connected to one side of the first stop block 508, and the side periphery of the mounting block 501 is symmetrically provided with a receiving groove 512 matched with the second stop block 510;

[0033] The second block 510 is arranged in the inside of the receiving groove 512, and the connecting frame 513 is sleeved on the outside of the mounting block 501, so that the use flexibility and practicability of the mechanism are improved.

[0034] Further as shown in Figure 3 , Figure 4 and Figure 5 Figure 3 Figure 4 Figure 5 , it is worth noting that the connecting frame 513 is fixedly connected to the back of the display screen module 1, and the connecting frame 513 is sleeved on the outside of the mounting block 501, and the four symmetrical positioning holes 514 are arranged in the middle of the connecting frame 513, the size of the positioning hole 514 is matched with the second block 510, and the size of the baffle 503 is greater than that of the connecting frame 513.

[0035] The baffle 503 is arranged, so that the connecting frame 513 is limited when the connecting frame 513 is sleeved on the outside of the mounting block 501, and the position of the connecting frame 513 is preliminarily positioned, and the second block 510 is inserted into the inside of the positioning hole 514.

[0036] The scheme has the following working process: in use, the display screen module 1 is aligned with the box body 2, the limiting column 6 is matched with the limiting hole 7, the connecting frame 513 is sleeved on the outside of the mounting block 501, the handle 505 is rotated to drive the rotating threaded rod 504 to rotate, the moving plate is pushed forward, the conical block 506 is moved forward, the four balls 511 are pushed by the conical block 506, the connecting column 507 is driven to slide outward by the first block 508, the spring 509 is compressed, the second block 510 is stretched out of the receiving groove 512 and inserted into the positioning hole 514, so that the display screen module 1 and the box body 2 are fixedly connected, and then the multiple box bodies 2 are fixedly connected through the connecting plate 3, so that the use flexibility of the device is improved. When the display screen module 1 needs to be disassembled, the handle 505 is reversely rotated to drive the conical block 506 to move backward, the spring 509 is rebounded, the second block 510 is retracted into the receiving groove 512, the fixing of the connecting frame 513 is released, and the display screen module 1 can be disassembled.

[0037] In summary: the connecting mechanism 5 is arranged, the handle 505 drives the conical block 506 to move, the balls 511 are pushed to drive the second block 510 to be clamped into the inside of the positioning hole 514, so that the display screen module 1 and the box body 2 are connected and fixed, the display screen module 1 and the box body 2 can be connected without the help of external tools, the disassembly time is reduced, the use flexibility and disassembly efficiency are improved; the connecting plate 3 is arranged, the multiple box bodies 2 can be fixedly connected, the multiple display screen modules 1 can be connected, the use flexibility and application range of the device are improved, and the lifting handle is designed to facilitate carrying and installation, which is suitable for assembly and maintenance of the display screen module 1.

Claims

1. A connecting device of an LED display module, comprising a display module (1), a box body (2), a connecting plate (3), a connecting mechanism (5) and a limiting column (6), characterized in that: The box (2) is arranged on the back of the display screen module (1) through a connecting mechanism (5), the boxes (2) are fixedly connected through connecting plates (3), the back of the box (2) is provided with heat dissipation holes (4), and the top of the box (2) is provided with a lifting handle. 2.The connecting device of an LED display screen module according to claim 1, characterized in that: The limiting columns (6) are symmetrically fixedly connected to the back of the display screen module (1), and limiting holes (7) matched with the limiting columns (6) are symmetrically formed in the front of the box (2). 3.The connecting device of an LED display screen module according to claim 2, characterized in that: The connecting mechanism (5) is composed of mounting blocks (501), baffles (503), rotating threaded rods (504), handles (505), conical blocks (506), connecting columns (507), first stop blocks (508), springs (509), second stop blocks (510), spheres (511) and connecting frames (513), the mounting blocks (501) are symmetrically fixedly connected to the inside of the box (2) and are arranged on the upper and lower sides, the mounting blocks (501) are internally provided with structural cavities (502), the baffles (503) are fixedly connected to the rear side of the mounting blocks (501), the rotating threaded rods (504) are threadedly connected between the structural cavities (502) and the back of the box (2), the handles (505) are fixedly connected to the rear end of the rotating threaded rods (504), the front end of the rotating threaded rods (504) is rotatably connected with a moving plate, and the conical blocks (506) are fixedly connected to the front end of the moving plate.

4. The connecting device of the LED display screen module according to claim 3, characterized in that: The connecting columns (507) are symmetrically and slidably connected to the middle portions of the peripheries of the structural cavities (502), the first stop blocks (508) are fixedly connected to one end of the connecting columns (507), the second stop blocks (510) are fixedly connected to the other end of the connecting columns (507), the springs (509) are fixedly connected between the first stop blocks (508) and the side faces of the structural cavities (502), and the springs (509) are sleeved on the outside of the connecting columns (507).

5. The connecting device of an LED display screen module according to claim 4, characterized in that: The upper and lower sides of the moving plate are symmetrically fixedly connected with sliding blocks, and the upper and lower inner wall surfaces of the structural cavities (502) are provided with sliding grooves matched with the sliding blocks.

6. The connecting device of an LED display screen module according to claim 5, characterized in that: The spheres (511) are fixedly connected to one side of the first stop blocks (508), and the side peripheries of the mounting blocks (501) are symmetrically provided with receiving grooves (512) matched with the second stop blocks (510).

7. The connecting device of an LED display screen module according to claim 6, characterized in that: The connecting frame (513) is fixedly connected to the back of the display screen module (1) and is sleeved on the outside of the mounting block (501), and the middle portions of the peripheries of the connecting frame (513) are symmetrically provided with positioning holes (514).

8. The connecting device of an LED display screen module according to claim 7, characterized in that: The positioning holes (514) are matched with the second stop blocks (510) in size, and the baffles (503) are larger than the connecting frame (513) in size.

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