LED display screen convenient to maintain

Abstract

The utility model provides an LED display screen convenient to maintain, and relates to the technical field of LED display screens, the LED display screen convenient to maintain comprises a base, a maintenance mechanism is arranged on the surface of the base, the maintenance mechanism comprises a protection box and a display screen body, and the surface of the protection box is rotationally connected with a bidirectional lead screw through a bearing; the surface of the bidirectional screw rod is in threaded connection with two threaded blocks, the surfaces of the two threaded blocks are rotationally connected with supporting rods through rotating shafts, a positioning frame is arranged on the surface of the display screen body, a positioning rod is arranged on the surface of the positioning frame, and a positioning block is slidably connected to the surface of the positioning rod. The maintenance mechanism is arranged, when maintenance is needed, the display screen body can be pushed out of the protection box, components in the display screen body and the protection box can be maintained at the moment, the display screen does not need to be separated from the device, and the safety in the maintenance process is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of LED display screens, in particular to an LED display screen which is easy to maintain. Background Art

[0002] LED display is a flat panel display composed of small LED module panels. It is a device used to display various information such as text, images, videos, etc. LED electronic display integrates microelectronics technology, computer technology, and information processing. It has the advantages of bright colors, wide dynamic range, high brightness, long life, stable and reliable operation, etc. LED display is widely used in commercial media, cultural performance market, sports stadiums, information dissemination, news release, securities trading, etc., and can meet the needs of different environments.

[0003] A Chinese patent discloses an LED full-color display screen that is easy to maintain, with announcement number: CN212056639U, comprising a wall body, the front side of which is movably connected to a display screen body, the rear side of which is fixedly connected to a connecting rod, the bottom of which is fixedly connected to a positioning rod, the top and bottom of the front side of the wall body are fixedly connected to a shell, the bottom of which is provided with handles, and the number of the handles is two.

[0004] In the prior art, the display screen is disassembled and then the internal components are inspected and repaired. However, after the display screen is disassembled, it is inconvenient to place and it is easy to lose and cause damage. Therefore, we propose an LED display screen that is easy to repair. Utility Model Content

[0005] The purpose of the utility model is to solve the above problems and to provide an LED display screen which is easy to maintain.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an LED display screen that is easy to maintain, comprising a base, a maintenance mechanism is arranged on the surface of the base, the maintenance mechanism comprises a protective box and a display screen body, the surface of the protective box is rotatably connected with a bidirectional screw rod via a bearing, the surface of the bidirectional screw rod is threadedly connected with two threaded blocks, the surfaces of the two threaded blocks are rotatably connected with support rods via a rotating shaft, a positioning frame is arranged on the surface of the positioning frame, a positioning rod is arranged on the surface of the positioning rod, a positioning block is slidably connected with the positioning block, the other ends of the two support rods are rotatably connected with the positioning block via a rotating shaft, and the centers of the two support rods are rotatably connected via a bearing.

[0007] Preferably, the two bidirectional screw rods are connected via a belt drive, and a first motor is installed on the surface of the protective box. The first motor is fixedly connected to the output end and one of the bidirectional screw rods. The first motor can drive the bidirectional screw rod to rotate, and drive the other bidirectional screw rod to rotate synchronously through the belt.

[0008] Preferably, a limit frame is arranged on the surface of the protection box, and a limit rod is arranged on the surface of the display screen. The limit rod is slidably connected to the limit frame, and the limit rod can limit the limit frame.

[0009] Preferably, a support frame is provided on the surface of the base, and a threaded rod is rotatably connected to the surface of the support frame through a bearing. A lifting frame is provided on the surface of the protective box, and the lifting frame is threadedly connected to the threaded rod. The threaded rod can drive the lifting frame to move up and down.

[0010] Preferably, a connecting rod is provided on the surface of the support frame, and the connecting rod is slidably connected to the lifting frame. The provided connecting rod can limit the lifting frame, so that the lifting frame is more stable when moving.

[0011] Preferably, a second motor is disposed on the surface of the base, an output end of the second motor is fixedly connected to the threaded rod, and the second motor can drive the threaded rod to rotate.

[0012] Compared with the prior art, the advantages and positive effects of the utility model are:

[0013] 1. The utility model provides an LED display screen that is easy to maintain. By setting up a maintenance mechanism, the display screen body can be pushed out of the protective box when maintenance is needed. At this time, the display screen body and the components inside the protective box can be repaired without removing the display screen from the device, thereby improving safety during maintenance.

[0014] 2. The utility model provides an LED display screen that is easy to maintain. By setting a lifting frame, the protective box can be moved downward, and workers do not need to work at high altitudes, making the operation more convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The utility model provides a main structural schematic diagram of an LED display screen that is easy to maintain;

[0016] Figure 2 The utility model provides a side view structural schematic diagram of an LED display screen that is easy to maintain;

[0017] Figure 3 The utility model provides a side view cross-sectional structural schematic diagram of an LED display screen that is easy to maintain;

[0018] Figure 4 The utility model provides a rear cross-sectional structural schematic diagram of an LED display screen that is easy to maintain. Legend: 1. Base; 2. Maintenance mechanism; 201. Protection box; 202. Display screen body;

[0019] 203, bidirectional screw rod; 204, thread block; 205, support rod; 206, positioning frame; 207, positioning rod;

[0020] 208, positioning block; 3, first motor; 4, limit frame; 5, limit rod; 6, support frame; 7, threaded rod; 8, lifting frame; 9, connecting rod; 10, second motor. DETAILED DESCRIPTION

[0021] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0022] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0023] Embodiment 1, as Figure 1-4 As shown, an LED display screen that is easy to maintain includes a base 1, a maintenance mechanism 2 is arranged on the surface of the base 1, the maintenance mechanism 2 includes a protection box 201 and a display screen body 202, the surface of the protection box 201 is rotatably connected to a bidirectional screw rod 203 through a bearing, the surface of the bidirectional screw rod 203 is threadedly connected to two threaded blocks 204, the surfaces of the two threaded blocks 204 are both rotatably connected to support rods 205 through a rotating shaft, the surface of the display screen body 202 is provided with a positioning frame 206, the surface of the positioning frame 206 is provided with a positioning rod 207, the surface of the positioning rod 207 is slidably connected to a positioning block 208, the other ends of the two support rods 205 are rotatably connected to the positioning block 208 through a rotating shaft, and the centers of the two support rods 205 are rotatably connected through bearings.

[0024] The effect achieved by the entire embodiment 1 is that the bidirectional screw rod 203 can drive the threaded block 204 to move toward or away from each other, thereby preventing the display screen body 202 from slipping out of the protective box 201, and the angle of the support rod 205 can be adjusted by adjusting the position of the threaded block 204, thereby driving the display screen body 202 to move. After the display screen body 202 moves out of the protective box 201, the internal components of the protective box 201 are inspected and repaired to improve the safety factor and avoid the loss and damage of the display screen body 202.

[0025] Embodiment 2, as Figure 1-4 As shown, the two bidirectional screw rods 203 are connected by belt drive, a first motor 3 is installed on the surface of the protective box 201, the first motor 3 and the output end are fixedly connected to one of the bidirectional screw rods 203, a limit frame 4 is arranged on the surface of the protective box 201, a limit rod 5 is arranged on the surface of the display screen, the limit rod 5 is slidably connected to the limit frame 4, a support frame 6 is arranged on the surface of the base 1, the surface of the support frame 6 is rotatably connected to the threaded rod 7 through a bearing, a lifting frame 8 is arranged on the surface of the protective box 201, the lifting frame 8 is threadedly connected to the threaded rod 7, a connecting rod 9 is arranged on the surface of the support frame 6, the connecting rod 9 is slidably connected to the lifting frame 8, a second motor 10 is arranged on the surface of the base 1, and the output end of the second motor 10 is fixedly connected to the threaded rod 7.

[0026] The effect achieved by the entire embodiment 2 is that the first motor 3 can drive the bidirectional screw rod 203 to rotate, and drive another bidirectional screw rod 203 to rotate synchronously through the belt, the limit rod 5 can limit the limit frame 4, the threaded rod 7 can drive the lifting frame 8 to move up and down, the connecting rod 9 can limit the lifting frame 8, so that the lifting frame 8 is more stable when moving, and the second motor 10 can drive the threaded rod 7 to rotate.

[0027] Working principle: during maintenance, the second motor 10 drives the threaded rod 7 to move downward, the threaded rod 7 drives the lifting frame 8 to move downward, and the lifting frame 8 drives the protective box 201 to move. When the protective box 201 is moved to a position convenient for maintenance, the first motor 3 drives the bidirectional screw rod 203 to rotate, and the bidirectional screw rod 203 drives two symmetrically arranged threaded blocks 204 to move toward each other, and the threaded block 204 drives the support rod 205 to rotate, so that the other end of the support rod 205 can drive the positioning frame 206 to move, thereby driving the display screen body 202 to move, so that the display screen body 202 can be pushed out of the protective box 201, and the components inside the protective box 201 can be inspected at this time.

[0028] The wiring diagram of the first motor 3 and the second motor 10 in the present invention is common knowledge in the art, and its working principle is a known technology. The model is selected according to the actual use, so the control method and wiring arrangement of the first motor 3 and the second motor 10 are not explained in detail.

[0029] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. An LED display screen that is easy to maintain, comprising a base (1), characterized in that: The surface of the base (1) is provided with an inspection mechanism (2), and the inspection mechanism (2) comprises a protection box (201) and a display screen body (202); the surface of the protection box (201) is rotatably connected to a bidirectional screw rod (203) via a bearing; the surface of the bidirectional screw rod (203) is threadedly connected to two threaded blocks (204); the surfaces of the two threaded blocks (204) are both rotatably connected to support rods (205) via a rotating shaft; the surface of the display screen body (202) is provided with a positioning frame (206); the surface of the positioning frame (206) is provided with a positioning rod (207); the surface of the positioning rod (207) is slidably connected to a positioning block (208); the other ends of the two support rods (205) are rotatably connected to the positioning block (208) via a rotating shaft; and the centers of the two support rods (205) are rotatably connected via a bearing.

2. The LED display screen that is easy to maintain according to claim 1 is characterized in that: The two bidirectional screw rods (203) are connected via a belt transmission, a first motor (3) is mounted on the surface of the protection box (201), and the first motor (3) is fixedly connected to an output end and one of the bidirectional screw rods (203).

3. The LED display screen that is easy to maintain according to claim 2 is characterized in that: A limiting frame (4) is arranged on the surface of the protection box (201), and a limiting rod (5) is arranged on the surface of the display screen. The limiting rod (5) is slidably connected to the limiting frame (4).

4. The LED display screen that is easy to maintain according to claim 1 is characterized in that: A support frame (6) is provided on the surface of the base (1), and a threaded rod (7) is rotatably connected to the surface of the support frame (6) via a bearing. A lifting frame (8) is provided on the surface of the protection box (201), and the lifting frame (8) is threadedly connected to the threaded rod (7).

5. The LED display screen that is easy to maintain according to claim 4 is characterized in that: A connecting rod (9) is provided on the surface of the support frame (6), and the connecting rod (9) is slidably connected to the lifting frame (8).

6. The LED display screen that is easy to maintain according to claim 1 is characterized in that: A second motor (10) is arranged on the surface of the base (1), and an output end of the second motor (10) is fixedly connected to the threaded rod (7).

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