Bottom shell structure of LED display screen

Abstract

The utility model relates to the technical field of display screens, in particular to a bottom shell structure of an LED (light-emitting diode) display screen, which comprises an outer frame, a plurality of cross-shaped frames are welded in an inner cavity of the outer frame, a mounting ring is arranged in the middle of each cross-shaped frame, a magnetic block is arranged in each mounting ring and is of a hollow structure, and the cross-shaped frames are arranged in the outer frame. A plurality of magnetic attraction blocks are arranged on the outer frame, cooling liquid is injected into hollow inner cavities of the magnetic attraction blocks, a plurality of mounting lugs are welded to the outer wall of the cross-shaped frame, the mounting lugs are fixedly mounted on a wall body through bolts, a plurality of arc-shaped buckles are evenly welded to the outer wall of the cross-shaped frame, and the buckles are connected to an LED display screen mounted in the outer frame in a clamped mode. According to the bottom shell structure of the LED display screen, heat dissipation treatment is effectively conducted on the LED display screen installed on the bottom shell structure of the LED display screen, the bottom shell structure is suitable for the LED display screen installed in the outdoor high-temperature environment, and the service life of the LED display screen is effectively prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of display screens, in particular to a bottom shell structure of an LED display screen. Background Art

[0002] The smallest unit of an LED display screen is a module, and a display screen module requires a matching bottom shell. The bottom shell is used to ensure the flatness and firmness of the display screen, and to enable it to be installed on the LED display screen box corresponding to the bottom shell. The bottom shell structure of existing display screens, such as a bottom shell structure of an outdoor LED display screen in a Chinese patent (CN217133938U), is provided with an isolation baffle between the drainage hole of the body and the chip pin installation position to prevent dust entering the drainage hole from directly contacting the chip. However, when it is used outdoors and exposed to sunlight, there is a problem of poor heat dissipation. Utility Model Content

[0003] The purpose of the utility model is to solve the shortcomings in the prior art and to propose a bottom shell structure of an LED display screen.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A bottom shell structure of an LED display screen is designed, comprising an outer frame, a plurality of cross frames are welded in the inner cavity of the outer frame, a mounting ring is arranged in the middle of the plurality of cross frames, a magnetic block is arranged in the mounting ring, the magnetic block is a hollow structure, a coolant is injected into the hollow inner cavity of the magnetic block, a plurality of mounting ears are welded on the outer wall of the cross frame, and the mounting ears are fastened to the wall by bolts.

[0006] Preferably, a plurality of arc-shaped buckles are uniformly welded to the outer wall of the cross frame, and the buckles are snap-connected and installed on the LED display screen in the outer frame.

[0007] Preferably, a through hole is provided on the outer wall of the mounting ring, and the cross frame is a hollow structure, in which a circulation pipe is inserted, and the circulation pipe passes through the through hole to communicate with the magnetic suction block.

[0008] Preferably, the plurality of magnetic blocks are distributed in a matrix shape, and the plurality of magnetic blocks are connected via a circulation pipe.

[0009] Preferably, a coolant tank is provided on the side wall of the outer frame, a liquid pump is installed on the top of the coolant tank, and the coolant tank is connected to a circulation pipe.

[0010] Preferably, an air cooling box is provided on the outer wall of the coolant tank, a cold air fan is rotatably provided in the inner cavity of the air cooling box, and an air cooling motor for driving the cold air fan is installed on the top of the air cooling box.

[0011] Preferably, a plurality of cooling fins are provided through the outer wall of the coolant tank, and the plurality of cooling fins extend into the inner cavity of the air-cooling box.

[0012] The utility model proposes a bottom shell structure of an LED display screen, which has the beneficial effect that a magnetic block is arranged, the magnetic block is adsorbed together with an LED display screen installed on the bottom shell structure of the display screen, and then buckled together by a buckle, the magnetic block is a hollow structure, and a coolant is injected, the injected coolant is circulated by a liquid pump, and then the heat is dissipated by cooling fins and a cooling fan, so that the LED display screen on the bottom shell structure where the LED display screen is installed is effectively heat-dissipated, and the utility model is suitable for LED display screens installed in outdoor high-temperature environments, and the service life of the LED display screen is effectively extended. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a structural schematic diagram of a bottom shell structure of an LED display screen proposed by the utility model;

[0014] Figure 2 This is an isometric view of a bottom shell structure of an LED display screen proposed by the utility model;

[0015] Figure 3 This is a schematic diagram of the outer frame structure of the bottom shell structure of an LED display screen proposed by the utility model;

[0016] Figure 4 This is a schematic diagram of the coolant tank structure of the bottom shell structure of an LED display screen proposed by the utility model;

[0017] Figure 5 This is an enlarged view of the A-part structure of the bottom shell structure of an LED display screen proposed by the utility model.

[0018] In the figure: 1 outer frame, 2 buckles, 3 cross frame, 4 mounting ring, 5 magnetic block, 6 mounting ears, 7 circulation pipe, 8 coolant tank, 9 air cooling box, 10 air cooling motor, 11 liquid pump, 12 cold air fan, 13 through hole, 14 cooling fin. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] Reference Figure 1-5A bottom shell structure of an LED display screen comprises an outer frame 1, a plurality of cross frames 3 are welded in the inner cavity of the outer frame 1, a mounting ring 4 is arranged in the middle of the plurality of cross frames 3, a magnetic block 5 is arranged in the mounting ring 4, the magnetic block 5 is a hollow structure, a coolant is injected into the hollow inner cavity of the magnetic block 5, a plurality of mounting ears 6 are welded on the outer wall of the cross frame 3, the mounting ears 6 are fastened and installed on the wall by bolts, the magnetic block is adsorbed together with the LED display screen installed on the bottom shell structure of the display screen, and then is buckled by a buckle 2 to realize the installation of the LED display screen.

[0021] The outer wall of the cross frame 3 is evenly welded with multiple arc-shaped buckles 2, which are snap-connected to the LED display screen installed in the outer frame 1. The outer wall of the mounting ring 4 is provided with a through hole 13. The cross frame 3 is a hollow structure, in which a circulation pipe 7 is inserted. The circulation pipe 7 passes through the through hole 13 and is connected with the magnetic block 5. The multiple magnetic blocks 5 are distributed in a matrix shape and are connected through the circulation pipe 7.

[0022] A coolant tank 8 is provided on the side wall of the outer frame 1, a liquid pump 11 is installed on the top of the coolant tank 8, the coolant tank 8 is connected with the circulation pipe 7, an air cooling box 9 is provided on the outer wall of the coolant tank 8, a cold air fan 12 is rotatably provided in the inner cavity of the air cooling box 9, an air cooling motor 10 for driving the cold air fan 12 is installed on the top of the air cooling box 9, a plurality of cooling fins 14 are penetrated through the outer wall of the coolant tank 8, and the plurality of cooling fins 14 extend into the inner cavity of the air cooling box 9, the injected coolant is circulated through the liquid pump 11, and then the heat is dissipated through the cooling fins 14 and the cooling fan 12, so that the LED display screen on the bottom shell structure where the LED display screen is installed is effectively cooled, and is suitable for LED display screens installed in outdoor high temperature environments, and effectively prolongs the service life of the LED display screen.

[0023] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A bottom shell structure of an LED display screen, comprising an outer frame (1), wherein a plurality of cross frames (3) are welded in an inner cavity of the outer frame (1), characterized in that: A mounting ring (4) is arranged in the middle of the plurality of cross frames (3), a magnetic block (5) is arranged in the mounting ring (4), the magnetic block (5) is a hollow structure, a coolant is injected into the hollow inner cavity of the magnetic block (5), a plurality of mounting ears (6) are welded to the outer wall of the cross frame (3), and the mounting ears (6) are fastened to the wall by bolts.

2. The bottom shell structure of the LED display according to claim 1, characterized in that: The outer wall of the cross frame (3) is uniformly welded with a plurality of arc-shaped buckles (2), and the buckles (2) are snap-fitted and installed on the LED display screen in the outer frame (1).

3. The bottom shell structure of the LED display according to claim 1, characterized in that: The outer wall of the mounting ring (4) is provided with a through hole (13); the cross frame (3) is a hollow structure, a circulation pipe (7) is inserted into the hollow structure, and the circulation pipe (7) passes through the through hole (13) and is connected to the magnetic attraction block (5).

4. The bottom shell structure of the LED display screen according to claim 3, characterized in that: The plurality of magnetic blocks (5) are distributed in a matrix shape, and the plurality of magnetic blocks (5) are connected via a circulation pipe (7).

5. The bottom shell structure of the LED display screen according to claim 1, characterized in that: A cooling liquid tank (8) is provided on the side wall of the outer frame (1), a liquid pump (11) is installed on the top of the cooling liquid tank (8), and the cooling liquid tank (8) is connected to the circulation pipe (7).

6. The bottom shell structure of the LED display screen according to claim 5, characterized in that: An air cooling box (9) is arranged on the outer wall of the coolant tank (8), a cold air fan (12) is rotatably arranged in the inner cavity of the air cooling box (9), and an air cooling motor (10) for driving the cold air fan (12) is installed on the top of the air cooling box (9).

7. The bottom shell structure of an LED display screen according to claim 5, characterized in that: A plurality of cooling fins (14) are provided through the outer wall of the coolant tank (8), and the plurality of cooling fins (14) extend into the inner cavity of the air cooling box (9).

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