CN209765964U

CN209765964U - Backlight heat dissipation structure for LED display screen

Info

Publication number: CN209765964U
Application number: CN201920891635.3U
Authority: CN
Inventors: 唐利清; 唐清华; 徐飞萍
Original assignee: Shenzhen Xingyingsheng Innovation Technology Co Ltd
Current assignee: Shenzhen Xingyingsheng Innovation Technology Co Ltd
Priority date: 2019-06-14
Filing date: 2019-06-14
Publication date: 2019-12-10
Anticipated expiration: 2029-06-14

Abstract

The utility model discloses a backlight radiating structure for LED display screen, which relates to the technical field of LED display screen, and comprises a shell, wherein one side of the inside of the shell is provided with an LED screen body, one side of the LED screen body is fixed with a heat-conducting fin, one side position of the inside of the shell, which is close to the heat-conducting fin, is provided with a box body, the box body and the heat-conducting fin are clamped and fixed through a clamping groove, the inside of the box body is filled with a water flow layer, both sides of the shell are respectively fixed with a limiting rod, the outside of the two limiting rods is respectively sleeved with a sleeve pipe, and one side of the outside of the limiting rod, which is close to the sleeve pipe, is sleeved with a spring, the utility model can improve the contact area of the heat-conducting fin and the box body through the clamping groove, thereby the heat of the LED screen body can be rapidly transmitted by the heat-conducting fin and absorbed by the, thereby the service life of the LED screen body can be prolonged.

Description

Backlight heat dissipation structure for LED display screen

Technical Field

The utility model belongs to the technical field of the LED display screen, concretely relates to heat radiation structure is shaded for LED display screen.

Background

The LED display screen is composed of a plurality of red LEDs, and displays characters by turning on and off the lamps, and displays various information such as characters, graphics, images, animation, quotations, video, and video signals.

But the heat radiation structure in a poor light of LED display screen on the existing market still has the defect when using, for example, traditional heat radiation structure adopts the fan to dispel the heat more, because fan radiating efficiency is lower, and then leads to the LED display screen temperature higher, causes the life of LED display screen easily to be influenced, in addition, the LED display screen is when the outdoor working, because the device body is difficult to protect the LED display screen to lead to the LED display screen easily to receive the problem that external object collided and produced the damage.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a heat radiation structure in a poor light for LED display screen to solve the traditional heat radiation structure radiating efficiency who provides in the above-mentioned background art lower, and the device is difficult to carry out the problem protected to the LED display screen.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a heat radiation structure in a poor light for LED display screen, includes the casing, the LED screen body is installed to inside one side of casing, one side of the LED screen body is fixed with heat conduction fin, one side position department that the inside of casing is close to heat conduction fin is provided with the box, the box passes through the draw-in groove block with heat conduction fin fixed, and the inside packing of box has the rivers layer, the both sides of casing all are fixed with the gag lever post, two the outside of gag lever post all is overlapped and is equipped with the sleeve pipe, and the outside of gag lever post is close to sheathed tube one side cover and is equipped with the spring, the one end of spring is connected with the sleeve pipe, and the other end of spring is connected with the casing, the sleeve pipe is.

Preferably, both sides of the transparent baffle are in arc chamfer transition to form an arc surface.

Preferably, a sliding groove is formed in the position, close to one side of the sleeve, of the outer wall of the shell, and a sliding block matched with the sliding groove is fixed outside the sleeve.

Preferably, baffles are fixed on the top and the bottom of the shell, and the width of each baffle is consistent with that of the shell.

Preferably, a heat dissipation groove is formed in one side, opposite to the clamping groove, of the box body, and the cross section of the heat dissipation groove is U-shaped.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) The utility model discloses a draw-in groove can improve the area of contact of heat conduction fin and box, and then makes the heat conduction fin can transmit the heat of the LED screen body fast and absorbed by the rivers layer to improve the holistic radiating efficiency of the LED screen body, thereby can prolong the life of the LED screen body.

(2) The utility model discloses a under the combined action of spring and gag lever post, can cushion sleeve pipe and transparent baffle, and then make transparent baffle can bear bigger impact force to further hoisting device is to the protective capacities of the LED screen body, thereby can improve the stability in the LED screen body use.

Drawings

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 1;

In the figure: the LED screen comprises a sleeve 1, a heat dissipation groove 2, a box body 3, a baffle 4, a clamping groove 5, a heat conduction fin 6, a circular arc surface 7, a transparent baffle 8, an LED screen body 9, a shell 10, a sliding groove 11, a sliding block 12, a water flow layer 13, a spring 14 and a limiting rod 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a backlight heat dissipation structure for an LED display screen comprises a shell 10, an LED screen body 9 is installed on one side inside the shell 10, a heat conduction fin 6 is fixed on one side of the LED screen body 9, a box body 3 is arranged at a position, close to the heat conduction fin 6, on one side inside the shell 10, the box body 3 and the heat conduction fin 6 are clamped and fixed through a clamping groove 5, a water flow layer 13 is filled inside the box body 3, the heat conduction fin 6 can quickly absorb heat generated in the working process of the LED screen body 9, then the water flow layer 13 inside the box body 3 can absorb the heat of the heat conduction fin 6, as the fin part of the heat conduction fin 6 is completely positioned in the clamping groove 5 on one side of the box body 3, the heat transfer process of the heat conduction fin 6 can be accelerated, so that the heat dissipation efficiency of the LED screen body 9 is improved, and meanwhile, the box body 3 and the heat conduction fin 6 can be detached from the shell 10, so that a worker, so that the life of the LED screen body 9 can be prolonged, both sides of the shell 10 are fixed with the limiting rods 15, the outer parts of the two limiting rods 15 are sleeved with the sleeve 1, one side, close to the sleeve 1, of the outer part of the limiting rod 15 is sleeved with the spring 14, one end of the spring 14 is connected with the sleeve 1, the other end of the spring 14 is connected with the shell 10, the sleeve 1 is fixed with the transparent baffle 8 relative to one side of the spring 14, when an external object moves towards the LED screen body 9, the external object can be firstly contacted with the transparent baffle 8, then under the action of the spring 14, the sleeve 1 can move along the limiting rods 15, and further the transparent baffle 8 can be buffered, so that the transparent baffle 8 can bear larger impact force, the LED screen body 9 can be further protected, and the stability of the LED screen body 9 in the using process is greatly improved.

Furthermore, both sides of the transparent baffle 8 are in arc chamfer transition to form an arc surface 7, so as to prevent both sides of the transparent baffle 8 from scratching a user.

Furthermore, a sliding groove 11 is formed in one side position, close to the sleeve 1, of the outer wall of the shell 10, a sliding block 12 matched with the sliding groove 11 is fixed outside the sleeve 1, and stability of the sleeve 1 when the limiting rod 15 moves can be improved through the sliding groove 11 and the sliding block 12.

Specifically, the top and the bottom of the casing 10 are both fixed with the baffle 4, and the width of the baffle 4 is consistent with that of the casing 10, so as to avoid the direct collision between the sleeve 1 and the limiting rod 15 and the external object.

specifically, the heat dissipation groove 2 is formed in one side of the box body 3, which is opposite to the clamping groove 5, and the cross section of the heat dissipation groove 2 is in a U shape, so that the heat dissipation rate of the water flow layer 13 is increased.

The utility model discloses a theory of operation and use flow: the utility model discloses a when using, can put into the inside of casing 10 with heat conduction fin 6 and with the one side contact of the LED screen body 9, rethread draw-in groove 5 installs box 3 in one side of heat conduction fin 6 after that, because heat conduction fin 6's fin part is whole to be located draw-in groove 5, and then can accelerate heat conduction fin 6's heat transfer process, thereby can improve the radiating efficiency of the LED screen body 9, in the use of the LED screen body 9, transparent baffle 8 can avoid external object directly to contact with the LED screen body 9, so that alright play the guard action to the LED screen body 9, simultaneously under the effect of gag lever post 15 and spring 14, can cushion sleeve pipe 1 and transparent baffle 8, and then can make transparent baffle 8 can bear great impact force, so that further improve the protective capability of device to the LED screen body 9.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a heat radiation structure in a poor light for LED display screen which characterized in that: comprises a shell (10), an LED screen body (9) is arranged on one side inside the shell (10), a heat-conducting fin (6) is fixed on one side of the LED screen body (9), a box body (3) is arranged at one side position of the inner part of the shell (10) close to the heat-conducting fin (6), the box body (3) and the heat-conducting fins (6) are clamped and fixed through the clamping grooves (5), a water flow layer (13) is filled in the box body (3), two sides of the shell (10) are respectively fixed with a limiting rod (15), the outer parts of the two limiting rods (15) are respectively sleeved with a sleeve (1), and one side of the outer part of the limiting rod (15) close to the sleeve (1) is sleeved with a spring (14), one end of the spring (14) is connected with the sleeve (1), and the other end of the spring (14) is connected with the shell (10), and one side of the sleeve (1) opposite to the spring (14) is fixed with a transparent baffle (8).

2. The backlight heat dissipation structure for LED display screen of claim 1, wherein: and the two sides of the transparent baffle (8) are in arc chamfer transition to form an arc surface (7).

3. The backlight heat dissipation structure for LED display screen of claim 1, wherein: a sliding groove (11) is formed in the position, close to one side of the sleeve (1), of the outer wall of the shell (10), and a sliding block (12) matched with the sliding groove (11) is fixed outside the sleeve (1).

4. The backlight heat dissipation structure for LED display screen of claim 1, wherein: the top and the bottom of the shell (10) are both fixed with baffle plates (4), and the width of the baffle plates (4) is consistent with that of the shell (10).

5. The backlight heat dissipation structure for LED display screen of claim 1, wherein: the heat dissipation groove (2) is formed in one side, opposite to the clamping groove (5), of the box body (3), and the cross section of the heat dissipation groove (2) is U-shaped.