CN212750262U

CN212750262U - Heat radiation structure of LED screen

Info

Publication number: CN212750262U
Application number: CN202021654313.6U
Authority: CN
Inventors: 饶古清; 刘晶; 陈思; 姚少华; 曹家君; 矫世武
Original assignee: Tianjin High Definition Bright Technology Development Co ltd
Current assignee: Tianjin High Definition Bright Technology Development Co ltd
Priority date: 2020-08-11
Filing date: 2020-08-11
Publication date: 2021-03-19
Anticipated expiration: 2030-08-11

Abstract

The utility model discloses a heat radiation structure of LED screen, including the casing, the inboard fixed mounting of casing has the circuit board, is provided with a plurality of heat dissipation sockets on the circuit board, and fixed mounting has the heat dissipation inserted sheet on the heat dissipation socket, and the heat dissipation inserted sheet includes inserted sheet main part and fin, and the fin is a plurality of and the fin is vertical to be fixed at heat dissipation main part top, and the casing inboard is located the fixed first baffle of circuit board below level, first baffle and casing inside wall fixed connection. The beneficial effects of the utility model are that through having set up multiunit heat dissipation socket on the circuit board, the assorted can insert multiunit heat dissipation inserted sheet, and the user can carry out the best heat dissipation collocation according to the mounted position of LED screen, so can prolong the life of LED lamp and its relevant product effectively to practiced thrift social resources greatly, reduced the waste, had very strong market value. By adopting the technical scheme, the heat dissipation mechanism is more convenient to use, simple in structure and convenient to maintain.

Description

Heat radiation structure of LED screen

Technical Field

The utility model belongs to the technical field of the heat abstractor of LED screen, especially, relate to a heat radiation structure of LED screen.

Background

As is well known, an LED, i.e., a light emitting diode, is a solid state semiconductor device that can directly convert electricity into light energy. Because the LED luminous body has the characteristics of energy conservation, long service life and no mercury and other harmful substances inside the LED luminous body which are convenient to recycle when in specific use, the LED is widely applied to the production life of people, because the LED display screen works in a mode of converting electric energy into light energy when in specific work, heat is inevitably generated when the LED display screen works and transmits video signals to the outside, the common LED display screen needs to work under the room temperature condition, the service life of the LED display screen is shortened due to overhigh working temperature, the situation that electrical elements inside the LED display screen are burnt and damaged is more likely to occur, in order to avoid the situation, a plurality of heat dissipation structures are arranged on the existing LED display screen, but the existing heat dissipation effect and the heat dissipation efficiency are not high, and the volume of the heat dissipation structure with better effect is larger, the LED display screen is inconvenient to install, and therefore a heat dissipation structure of the LED display screen is provided.

SUMMERY OF THE UTILITY MODEL

The to-be-solved problem of the utility model is to provide a heat radiation structure of LED screen.

In order to solve the technical problem, the utility model discloses a technical scheme is:

a heat dissipation structure of an LED screen comprises a shell, wherein a circuit board is fixedly mounted on the inner side of the shell, a plurality of heat dissipation sockets are arranged on the circuit board, heat dissipation insertion pieces are fixedly mounted on the heat dissipation sockets and comprise insertion piece main bodies and heat dissipation fins, the heat dissipation fins are vertically fixed at the top of the heat dissipation main bodies, the inner side of the shell is positioned below the circuit board, a first partition plate is horizontally fixed below the circuit board, the first partition plate is fixedly connected with the inner side wall of the shell, a second partition plate is vertically fixed at the center of the bottom of the first partition plate, the free end of the second partition plate is fixedly connected with the center of the bottom of the inner side of the shell, one side of the circuit board on the side wall of the shell penetrates through the side wall of the shell and is provided with a plurality of air inlets, a filter screen is fixedly mounted at, the air outlet is characterized in that the shell is provided with an installation support in the inner side of the air outlet, the two ends of the installation support are fixedly connected with the inner side wall of the air outlet respectively, and the middle of the installation support is fixedly provided with a cooling fan.

Preferably: the distance between every two adjacent radiating fins is 30-50 mm, and an included angle is formed between each radiating fin and the corresponding insert main body and is 120-150 degrees.

So set up for heat dissipation inserted sheet is big with air area of contact, and the radiating effect is good.

Preferably: the casing one side laminating sets up the guard gate, the guard gate with the casing rotates through the pivot to be connected, be provided with the handle on the guard gate.

So set up, can provide the protection to the casing inside, prevent the collision damage.

Preferably: the protective net is fixedly mounted at one end of the air outlet on the outer side wall of the shell, the protective net is fixedly connected with the shell through a bolt, and the circuit board is fixedly connected with the shell through a bolt.

So set up, prevent that debris from getting into inside the casing from the air outlet, protect radiator fan simultaneously and prevent collision damage.

Preferably: and a rubber pad is arranged at the joint of the circuit board and the shell.

So set up, reduce the influence of vibrations to the circuit board.

The utility model has the advantages and positive effects that:

the utility model discloses a having set up multiunit heat dissipation socket on the circuit board, the assorted can insert multiunit heat dissipation inserted sheet, and the user can carry out the best heat dissipation collocation according to the mounted position of LED screen, so can prolong the life of LED lamp and its relevant product effectively to practiced thrift social resource greatly, reduced the waste, had very strong market value, adopted above-mentioned technical scheme, it is more convenient to make heat dissipation mechanism use, simple structure moreover, easy maintenance.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is an isometric view of a heat dissipation structure of an LED screen according to the present invention;

fig. 2 is a structural diagram of the inside of the casing of the heat dissipation structure of the LED screen according to the present invention;

fig. 3 is a front sectional view of a heat dissipation structure of an LED screen according to the present invention;

fig. 4 is a heat dissipation insert structure diagram of a heat dissipation structure of an LED screen according to the present invention;

fig. 5 is an enlarged view of a position a of the heat dissipation structure of the LED screen of the present invention.

The reference numerals are explained below:

1. a housing; 2. a circuit board; 3. a heat dissipation socket; 4. a heat dissipation insert; 401. an insert body; 402. a heat sink; 5. an air inlet; 6. a filter screen; 7. a heat radiation fan; 8. a protective net; 9. mounting a bracket; 10. a storage bin; 11. a protective door; 12. a rotating shaft; 13. a handle; 14. a first separator; 15. a second separator; and 16, air outlet.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be further explained with reference to the accompanying drawings:

example 1

As shown in fig. 1-5, a heat dissipation structure of an LED screen comprises a housing 1, a circuit board 2 is fixedly mounted on the inner side of the housing 1, a plurality of heat dissipation sockets 3 are disposed on the circuit board 2, heat dissipation inserts 4 are fixedly mounted on the heat dissipation sockets 3, each heat dissipation insert 4 comprises an insert main body 401 and a plurality of heat dissipation fins 402, each heat dissipation fin 402 is vertically fixed on the top of the heat dissipation main body, a first partition 14 is horizontally fixed on the inner side of the housing 1 below the circuit board 2, the first partition 14 is fixedly connected with the inner side wall of the housing 1, a second partition 15 is vertically fixed at the center of the bottom of the first partition 14, the free end of the second partition 15 is fixedly connected with the center of the bottom of the inner side of the housing 1, a plurality of air inlets 5 are disposed on the side wall of the circuit board 2 of the housing 1, an air outlet 16 is formed in the other side of the circuit board 2 on the side wall of the shell 1, an installation support 9 is fixedly arranged on the inner side of the air outlet 16 on the shell 1, two ends of the installation support 9 are fixedly connected with the inner side wall of the air outlet 16 respectively, and a heat dissipation fan 7 is fixedly arranged in the middle of the installation support 9.

The working process of the embodiment: the LED display screen is fixedly installed by an operator, then the heat dissipation inserting piece 4 is taken out from the storage bin 10, the inserting piece main body 401 is aligned with the heat dissipation socket 3, the heat dissipation inserting piece 4 is inserted into the heat dissipation socket 3, the installation of the heat dissipation inserting piece 4 is completed, the heat dissipation fan 7 is started, air flow flows in through the air inlet 5 and flows out from the air outlet 16 after passing through the heat dissipation fins 402, the directions of the heat dissipation fins 402 on the two adjacent groups of heat dissipation inserting pieces 4 are opposite, so that the heat dissipation fins can be more in contact when being left to flow through, the heat dissipation efficiency is improved, the heat dissipation inserting piece 4 is pulled out from the heat dissipation socket 3 by the operator after the use is completed, the heat dissipation inserting piece is placed into the.

Preferably: the distance between two adjacent radiating fins 402 is 30mm-50mm, an included angle is formed between the radiating fins 402 and the inserting piece main body 401, the included angle is 120-150 degrees, the contact area between the heat dissipation insert and the air is large, the heat dissipation effect is good, one side of the shell 1 is provided with a protective door 11 in a fitting manner, the protective door 11 is rotatably connected with the shell 1 through a rotating shaft 12, the protective door 11 is provided with a handle 13, can protect the inside of the shell and prevent collision damage, a protective screen 8 is fixedly arranged at one end of the outer side wall of the shell 1, which is positioned at the air outlet 16, the protective screen 8 is fixedly connected with the shell 1 through a bolt, the circuit board 2 is fixedly connected with the shell 1 through a bolt, sundries are prevented from entering the shell from the air outlet, meanwhile, the cooling fan is protected from collision and damage, and a rubber pad is arranged at the joint of the circuit board 2 and the shell 1, so that the influence of vibration on the circuit board is reduced.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. The utility model provides a heat radiation structure of LED screen, includes casing (1), its characterized in that: the heat dissipation device is characterized in that a circuit board (2) is fixedly mounted on the inner side of the shell (1), a plurality of heat dissipation sockets (3) are arranged on the circuit board (2), heat dissipation inserting pieces (4) are fixedly mounted on the heat dissipation sockets (3), each heat dissipation inserting piece (4) comprises an inserting piece main body (401) and a heat dissipation piece (402), each heat dissipation piece (402) is multiple, the heat dissipation pieces (402) are vertically fixed on the top of each heat dissipation main body, the inner side of the shell (1) is located on a first horizontal fixing partition plate (14) below the circuit board (2), the first partition plate (14) is fixedly connected with the inner side wall of the shell (1), a second vertical fixing partition plate (15) is located at the bottom center of the first partition plate (14), the free end of the second partition plate (15) is fixedly connected with the bottom center of the inner side of the shell (1), a plurality of air inlets (5) are formed in the side wall of the circuit, air intake (5) are located casing (1) inboard side fixed mounting has filter screen (6), lie in on casing (1) lateral wall circuit board (2) opposite side is provided with air outlet (16), lie in on casing (1) air outlet (16) inboard fixed mounting bracket (9) just be provided with mounting bracket (9) both ends respectively with air outlet (16) inside wall fixed connection, mounting bracket (9) middle part fixed mounting has radiator fan (7).

2. The heat dissipation structure of an LED screen according to claim 1, wherein: the distance between two adjacent radiating fins (402) is 30-50 mm, and an included angle is formed between each radiating fin (402) and the inserting piece main body (401), and the included angle is 120-150 degrees.

3. The heat dissipation structure of an LED screen according to claim 1, wherein: casing (1) one side laminating sets up guard gate (11), guard gate (11) with casing (1) rotates through pivot (12) and is connected, be provided with handle (13) on guard gate (11).

4. The heat dissipation structure of an LED screen according to claim 1, wherein: the air outlet protection device is characterized in that a protective net (8) is fixedly mounted at one end of the air outlet (16) on the outer side wall of the shell (1), the protective net (8) is fixedly connected with the shell (1) through a bolt, and the circuit board (2) is fixedly connected with the shell (1) through a bolt.

5. The heat dissipation structure of an LED screen according to claim 1, wherein: and a rubber pad is arranged at the joint of the circuit board (2) and the shell (1).