CN212436200U

CN212436200U - Heat dissipation device for LED screen

Info

Publication number: CN212436200U
Application number: CN202021574691.3U
Authority: CN
Inventors: 王斌
Original assignee: Chengdu Tianxingtong Technology Co ltd
Current assignee: Chengdu Tianxingtong Technology Co ltd
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2021-01-29
Anticipated expiration: 2030-07-31

Abstract

The utility model discloses a heat abstractor for LED screen, including the LED screen, its characterized in that still includes heat dissipation bars and LED heat-conducting plate, the LED heat-conducting plate is connected at LED screen back, the LED heat-conducting plate sets up the lower extreme at the heat dissipation bars, the heat dissipation bars includes a plurality of U-shaped radiating grooves and a plurality of fin, every the upper end of U-shaped radiating groove is provided with two fins, the bottom of U-shaped radiating groove with the LED heat-conducting plate closely laminates, and is adjacent be provided with the clearance between the U-shaped radiating groove. The utility model discloses a heat abstractor for LED screen improves heat-sinking capability through U-shaped radiating groove and fin cooperation, sets up the LED heat-conducting plate at the back of LED screen and can improve heat-conducting capability, absorbs the heat that the LED operation in-process sent to on conducting the heat to U-shaped radiating groove and radiating fin, disperse to the external world at last, ordinary radiator grating can not effectively cooperate the LED screen, and the heat dissipation is inhomogeneous, damages the screen easily.

Description

Heat dissipation device for LED screen

Technical Field

The utility model relates to a technical field such as mechanical structure, machining, concretely relates to heat abstractor for LED screen.

Background

The LED large screen display system is a large electronic information display system integrating computer network technology, multimedia video control technology and very large scale integrated circuit comprehensive application technology. It has multimedia, multi-channel, real-time high-speed communication data interface and video interface. The use of computer networking technology is that the production, processing, storage and transmission of displayed information is safer, faster and more reliable. Network system control techniques may be used to connect computer networks of users. For example, some prior arts adopt the PLC control technology, so that the full-automatic monitoring of the operating environment of the system power distribution is realized, and the system is more modern, convenient, safe and reliable in use. The whole system can adopt video and audio control technology, and can uniformly control and manage the input of various video and audio signals.

At the hardware display end of the LED, since a plurality of LED lamps are required to constitute the LED, a high-power driving circuit and a high-power LED are required, an effective and low-cost heat dissipation measure is also required. The radiating fin is a device for radiating heat of an easily-generated electronic element in an electrical appliance, is mostly made of aluminum alloy, brass or bronze into a plate shape, a sheet shape, a plurality of sheet shapes and the like, is very suitable for being used as a passive radiating measure, and an effective radiating grid is needed at present.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model provides a heat abstractor for LED screen to improve the radiating effect.

A heat abstractor for LED screen, including the LED screen, its characterized in that still includes radiator grid and LED heat-conducting plate, the LED heat-conducting plate is connected at LED screen back, the LED heat-conducting plate sets up the lower extreme at the radiator grid, the radiator grid includes a plurality of U-shaped radiating grooves and a plurality of fin, every the upper end of U-shaped radiating groove is provided with two fins, the bottom of U-shaped radiating groove with the LED heat-conducting plate closely laminates, and is adjacent be provided with the clearance between the U-shaped radiating groove.

The utility model discloses a heat abstractor for LED screen improves heat-sinking capability through U-shaped radiating groove and fin cooperation, sets up the LED heat-conducting plate at the back of LED screen and can improve heat-conducting capability, absorbs the heat that the LED operation in-process sent to on conducting the heat to U-shaped radiating groove and radiating fin, disperse to the external world at last, ordinary radiator grating can not effectively cooperate the LED screen, and the heat dissipation is inhomogeneous, damages the screen easily.

Further, in order to improve the heat dissipation capacity, a guide plate is arranged on the heat dissipation plate. The guide plate is in a sawtooth shape and comprises a tooth top and a tooth bottom, the tooth top is connected to the top end of the radiating fin, and the tooth bottom is connected to the bottom end of the radiating fin or the top of the U-shaped radiating groove. The zigzag guide plate can be installed in a welding or sleeving manner and other existing installation manners. The material of the guide plate can be the same as that of the radiating fin, such as aluminum alloy, brass and the like.

Furthermore, in order to improve the heat dissipation capability of the heat dissipation device for the LED screen, the heat dissipation device further comprises an air duct, wherein the air duct is arranged at the back of the LED screen, and the heat dissipation grid and the LED heat conduction plate are both arranged in the air duct.

Further, in order to improve the heat dissipation capability, the heat dissipation device for the LED screen further comprises an air inlet fan, and the air inlet fan is connected to the air channel. The air outlet fan is connected to the air channel.

Furthermore, an air inlet dustproof net is arranged on the air inlet fan.

Furthermore, an air outlet dust screen is arranged on the air outlet fan.

The beneficial effects of the utility model are embodied in:

the utility model is used for the heat abstractor of LED screen improves the radiating effect; the heat dissipation capacity is improved through the cooperation of the U-shaped heat dissipation grooves and the heat dissipation fins, the heat conduction capacity can be improved by arranging the LED heat conduction plate on the back face of the LED screen, heat emitted in the running process of the LED is absorbed, the heat is conducted to the U-shaped heat dissipation grooves and the heat dissipation fins, and is finally dissipated to the outside.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

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

FIG. 2 is a schematic view of the baffle of FIG. 1 in a separated configuration;

fig. 3 is a schematic structural diagram of an embodiment of the present invention.

In the attached figure, 1-a radiating grid, 11-an LED heat conducting plate, 12-a U-shaped radiating groove, 13-a radiating fin, 14-a guide plate, 2-an LED screen, 21-an LED transparent shell, 3-an air duct, 4-an air outlet fan, 5-an air outlet dustproof net, 6-an air inlet fan, 7-an air inlet dustproof net and 8-control equipment.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

Examples

As shown in fig. 1-3:

a heat abstractor for LED screen, including LED screen 2, its characterized in that still includes radiator-grid 1 and LED heat-conducting plate 11, LED heat-conducting plate 11 is connected at 2 backs of LED screen, LED heat-conducting plate 11 sets up the lower extreme at radiator-grid 1, radiator-grid 1 includes a plurality of U-shaped radiating grooves 12 and a plurality of fin 13, every the upper end of U-shaped radiating groove 12 is provided with two fin 13, the bottom of U-shaped radiating groove 12 with LED heat-conducting plate 11 closely laminates, and is adjacent be provided with the clearance between the U-shaped radiating groove 12.

The utility model discloses a heat abstractor for LED screen improves the heat-sinking capability through the cooperation of U-shaped radiating groove 12 and fin 13, sets up LED heat-conducting plate 11 at the back of LED screen 2 and can improve heat-conducting capability, absorbs the heat that the LED operation in-process sent to on conducting the heat to U-shaped radiating groove 12 and fin 13, disperse to external at last, ordinary radiator grating can not effectively cooperate the LED screen, and the heat dissipation is inhomogeneous, damages the screen easily.

In the present embodiment, in order to improve the heat dissipation capability, the heat dissipation plate 13 is provided with a flow guide plate 14. The shape of the guide plate 14 is a sawtooth shape, the sawtooth-shaped guide plate 14 comprises a tooth top and a tooth bottom, the tooth top is connected to the top end of the radiating fin 13, and the tooth bottom is connected to the bottom end of the radiating fin 13 or the top of the U-shaped radiating groove 12. The zigzag guide plate 14 can be installed by welding or sleeving, and other existing installation methods can be adopted. The material of the baffle 14 may be the same as that of the fin 13, for example, aluminum alloy, brass, or the like. The aluminum extruded radiating fin is low in price and low in manufacturing cost, but the aluminum extruded radiating fin is limited by the fact that the texture of the aluminum material is soft, the heat conductivity coefficient of copper is far larger than that of aluminum, and the heat conduction capacity is multiplied.

In this embodiment, in order to improve the heat dissipation capability of the heat dissipation device for the LED screen, the heat dissipation device further includes an air duct 3, the air duct 3 is disposed at the back of the LED screen 2, and the heat dissipation grid 1 and the LED heat conduction plate 11 are both disposed in the air duct 3.

In this embodiment, in order to improve the heat dissipation capability, the heat dissipation device for the LED screen further includes an intake fan 6, and the intake fan 6 is connected to the air duct 3. The air conditioner also comprises a plurality of air outlet fans 4, and the air outlet fans 4 are connected to the air channel 3.

In this embodiment, the intake fan 6 is provided with an intake dust screen 7.

In this embodiment, the air outlet fan 4 is provided with an air outlet dust screen 5.

As shown in fig. 3, a plurality of outlet fans 4 are disposed at any position of the air duct 3, mainly on the opposite side of the inlet fan 6, and on the side opposite to the LED screen 2. LED screen 2 in this embodiment is the LED lamp pearl array of constituteing by a plurality of LED lamp pearls, and there is certain space directly, itself probably has certain vortex effect to horizontal fan, so adopt LED heat-conducting plate 11 to come the separation, can prevent the vortex on the one hand, and on the other hand can also be dustproof.

Still including LED transparent housing 21, controlgear 8, LED transparent housing 21 is used for setting up and does the protection at the surface of LED screen 2, has certain dustproof ability to can cooperate wind channel 3 to form inclosed space, controlgear 8 and

inlet fan

6, 4 electric connection of outlet fan for the switching or wind-force size etc. of control each fan, can increase wireless communication module according to actual conditions simultaneously, or timing module etc..

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. A heat abstractor for LED screen, including LED screen (2), its characterized in that still includes radiator-grid (1) and LED heat-conducting plate (11), LED heat-conducting plate (11) are connected at LED screen (2) back, LED heat-conducting plate (11) set up the lower extreme at radiator-grid (1), radiator-grid (1) includes a plurality of U-shaped radiating grooves (12) and a plurality of fin (13), every the upper end of U-shaped radiating groove (12) is provided with two fin (13), the bottom of U-shaped radiating groove (12) with LED heat-conducting plate (11) closely laminates, and is adjacent be provided with the clearance between U-shaped radiating groove (12).

2. The heat dissipating device for an LED screen of claim 1, wherein: and a guide plate (14) is arranged on the radiating fin (13).

3. The heat dissipating device for an LED screen of claim 2, wherein: the shape of guide plate (14) is the zigzag, and this zigzag guide plate (14) includes tooth top and tooth bottom, the tooth top is connected at the top of fin (13), the tooth bottom is connected in the bottom of fin (13) or the top of U-shaped radiating groove (12).

4. The heat dissipating device for an LED screen of claim 1, wherein: still include wind channel (3), wind channel (3) set up at LED screen (2) back, radiator-grid (1) and LED heat-conducting plate (11) all set up in wind channel (3).

5. The heat dissipating device for an LED screen of claim 4, wherein: the air conditioner also comprises an air inlet fan (6), wherein the air inlet fan (6) is connected to the air channel (3).

6. The heat dissipating device for an LED screen of claim 5, wherein: and an air inlet dustproof net (7) is arranged on the air inlet fan (6).

7. The heat dissipating device for an LED screen of claim 4, wherein: the air outlet fan is characterized by further comprising a plurality of air outlet fans (4), wherein the air outlet fans (4) are connected to the air channel (3).

8. The heat dissipating arrangement for an LED screen of claim 7, wherein: an air outlet dustproof net (5) is arranged on the air outlet fan (4).