CN206130704U - Brightness display equipment heat radiation structure and display device - Google Patents

Abstract

The utility model relates to a brightness display equipment technical field provides a brightness display equipment heat radiation structure, including metal backboard and many LED lamp strips, wherein, LED lamp strip is attached in metal backboard's internal surface, and simultaneously, brightness display equipment heat radiation structure still includes the nanometer carbon heat dissipation layer of spraying in metal backboard's surface, in addition, a display device is still provided, including the bright display device heat radiation structure of foretell height. The utility model provides a technical scheme, the low problem of brightness display equipment radiating efficiency has been solved on the metal backboard's of brightness display equipment outer surface coating nanometer carbon heat dissipation layer to the adoption, has ensured the normal operating of brightness display equipment, has promoted the life of brightness display equipment.

Description

It is highlighted equipment cooling structure and display device

Technical field

The utility model is related to display device technical field, more particularly to one kind is highlighted equipment cooling structure and display Equipment.

Background technology

Currently on the market demand to be highlighted equipment more and more, such as：Outdoor display, display apparatus for commercial use etc., brightness Also more and more higher is required, the luminance standard of one 32 cun of general television set is 220cd/ ㎡ (per square metre of candela, brightness Unit), but the brightness of the outdoor display with size and display apparatus for commercial use is essentially more than 1000cd/ ㎡.Display device Luminance raising it is bigger, the light source of needs is more, it is necessary to add toward in display device more lamp bars and increase electric current Realize；But adding lamp to add after electric current, the temperature lifting that will result in display device entirety is too high, and plastic cement backboard cannot carry too high Temperature, existing way is to replace plastic cement backboard with aluminum backboard.But, due to being highlighted equipment in lamp bar quantity It is many, and summer outdoor temperature can be up to more than 40 DEG C, and aluminum backboard also is difficult to meet cooling requirements, is easily caused highlighted aobvious Show the component damage of equipment, causing to be highlighted equipment normally to run.Therefore, it is highlighted the radiating efficiency of equipment just Into urgent problem.

Utility model content

The purpose of this utility model is to provide one kind to be highlighted equipment cooling structure, it is intended to solved high in prior art The low problem of bright display device radiating efficiency.

To solve above-mentioned technical problem, the technical solution of the utility model is：One kind is provided and is highlighted equipment cooling knot Structure, including metal backing and a plurality of LED lamp bar, the LED lamp bar is fixedly arranged on the inner surface of the metal backing, also including spray It is applied to the nano-sized carbon heat dissipating layer of the outer surface of the metal backing.

Further, the nano-sized carbon heat dissipating layer is by least one-dimensional material with carbon element spraying less than 100nm of dispersion phase yardstick Formed.

Further, the area of the nano-sized carbon heat dissipating layer is not less than LED lamp bar contact with the metal backing Area.

Further, a plurality of LED lamp bar is parallel to each other, and is spaced in the inner surface of the metal backing.

Further, a plurality of LED lamp bar is equally evenly distributed.

Further, the LED lamp bar sticks at the inner surface of the metal backing by heat conductive silica gel.

The utility model having the technical effect that relative to prior art：Using the outer of the metal backing in the equipment that is highlighted Surface spraying nano-sized carbon heat dissipating layer, solves the problems, such as to be highlighted equipment cooling efficiency low, has ensured the equipment of being highlighted just Often operation, improves the service life of the equipment of being highlighted.

The utility model additionally provides a kind of display device, including is highlighted equipment cooling knot described in any of the above-described Structure.

Equipment cooling structure is highlighted as a result of above-mentioned, the utility model display device in use, dissipates The thermal efficiency is higher, and service life is longer.

Description of the drawings

Fig. 1 be the utility model embodiment provide be highlighted LED lamp bar and metal backing group in equipment cooling structure The schematic perspective view of conjunction；

Fig. 2 is the three-dimensional signal for being highlighted metal backing in equipment cooling structure that the utility model embodiment is provided Figure.

Label involved by above-mentioned accompanying drawing is detailed as follows：1-metal backing, 2-LED lamp bar, 3-nano-sized carbon heat dissipating layer.

Specific embodiment

In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing and enforcement Example, is further elaborated to the utility model.It should be appreciated that specific embodiment described herein is only to explain The utility model, is not used to limit the utility model.

It should be noted that when element is referred to as on " being fixed on " or " being arranged at " another element, it can directly exist On another element or it may be indirectly secured to or be arranged on another element by third member.When an element quilt Another element referred to as " is connected to ", it can be directly to another element or it may be indirect by third member It is connected on another element.

Also, it should be noted that the orientation such as front, back, left, right, up, down in the present embodiment term, is only relatively general each other Read or be reference with the normal operating condition of product, and should not be regarded as restrictive.

Please refer to Fig. 1 and Fig. 2, the utility model provides one kind and is highlighted equipment cooling structure, including the metal back of the body Plate 1 and a plurality of LED lamp bar 2, metal backing 1 can be aluminum backboard, or irony or stainless steel backing plate, and all heat are passed The good metal of the property led can serve as being highlighted the material of apparatus back board, not make unique restriction, LED to the material of backboard herein Lamp bar 2 is fixedly installed on the inner surface of metal backing 1；Being highlighted equipment cooling structure also includes one by nano-carbon material structure Into nano-sized carbon heat dissipating layer 3, nano-sized carbon heat dissipating layer 3 is sprayed on the outer surface of metal backing 1, because nano-carbon material has light Hot-cast socket characteristic, can convert thermal energy into luminous energy, heat is converted to infrared ray radio frequency promptly to external radiation, so as to reach The purpose of radiating.

Based on above-mentioned technical proposal, what the utility model embodiment was provided is highlighted equipment cooling structure, using in height The outer surface spraying nano-sized carbon heat dissipating layer 3 of the metal backing 1 of bright display device, solves that to be highlighted equipment cooling efficiency low Problem, has ensured that the equipment of being highlighted normally runs, and improves the service life of the equipment of being highlighted.

In the present embodiment, nano-sized carbon heat dissipating layer 3 is formed with nano-carbon material spraying, and nano-carbon material preferably disperses At least one-dimensional material with carbon element less than 100nm (nanometer) of phase yardstick, wherein, dispersion phase is referred to by scattered material, both can be by Carbon atom is constituted, it is also possible to be made up of xenogenesis atom (non-carbon), it might even be possible to be nano-pore.Nano-carbon material has photo-thermal Transition effects, can convert thermal energy into luminous energy, it is also possible to convert light energy into heat energy, and the utility model embodiment is provided Nano-sized carbon heat dissipating layer 3 can absorb a large amount of heat energy that electroluminescent hot components and parts are produced, and then be converted into infrared ray radio frequency, be radiated In air, so as to reach the purpose of radiating.

As shown in Fig. 2 nano-sized carbon heat dissipating layer 3 is covered on the outer surface of metal backing 1, its area is equal to or more than LED The contact area of lamp bar 2 and metal backing 1.LED lamp bar 2 is main electroluminescent hot components and parts in equipment is highlighted, LED The heat that bar 2 is produced in the course of the work is conducted by metal backing 1 to outside the housing for be highlighted equipment, therefore, nano-sized carbon The area that heat dissipating layer 3 is covered is bigger, and the effect of radiating can be better.

In the present embodiment, as shown in figure 1, a plurality of LED lamp bar 2 is parallel to each other on the inner surface of metal backing 1, and A plurality of LED lamp bar 2 keeps appropriate and is spaced, and so forms air channel in interval, and preferably a plurality of LED lamp bar 2 is equidistant It is evenly distributed.Thus, not only improving being uniformly distributed for light-source brightness, the biography of the heat produced by LED lamp bar 2 is conducive to again Lead and distribute.

In addition, the radiating efficiency in order to further improve the equipment of being highlighted, the preferred heat conductivility of the present embodiment is superior Heat conductive silica gel is pasted onto LED lamp bar 2 on the inner surface of metal backing 1 so that produced by LED lamp bar 2 as jointing material Heat can promptly be conducted to metal backing 1, then be converted to infrared ray radio frequency by nano-sized carbon heat dissipating layer 3, be radiated air In.

The utility model additionally provides a kind of display device (not shown), and the display device sets including above-mentioned being highlighted Standby radiator structure.

Due to the utility model embodiment provide display device, employ it is above-mentioned be highlighted equipment cooling structure, make Obtain display device in use, radiating efficiency is higher, and service life is longer.

Embodiment described above, only the utility model specific embodiment, but protection domain of the present utility model is not This is confined to, any those familiar with the art can readily occur in the technical scope that the utility model is disclosed Various equivalent modifications, replacement and improvement etc., these modifications, replacement and improvement should all cover the protection model in utility model Within enclosing.Therefore, protection domain of the present utility model should be defined by scope of the claims.

Claims (7)

1. equipment cooling structure, including metal backing and a plurality of LED lamp bar are highlighted, and the LED lamp bar is fixedly arranged on described The inner surface of metal backing, it is characterised in that also including the nano-sized carbon heat dissipating layer of the outer surface for being sprayed at the metal backing.

2. equipment cooling structure is highlighted as claimed in claim 1, it is characterised in that the nano-sized carbon heat dissipating layer is by disperseing At least one-dimensional material with carbon element less than 100nm of phase yardstick sprays to be formed.

3. equipment cooling structure is highlighted as claimed in claim 2, it is characterised in that the area of the nano-sized carbon heat dissipating layer Not less than the contact area of the LED lamp bar and the metal backing.

4. equipment cooling structure is highlighted as described in any one of claims 1 to 3, it is characterised in that a plurality of LED Bar is parallel to each other, and is spaced in the inner surface of the metal backing.

5. equipment cooling structure is highlighted as claimed in claim 4, it is characterised in that a plurality of LED lamp bar is between grade Away from evenly distributed.

6. equipment cooling structure is highlighted as claimed in claim 4, it is characterised in that the LED lamp bar passes through thermal conductive silicon The gluing inner surface in the metal backing.

7. display device, it is characterised in that include being highlighted equipment cooling structure as described in any one of claim 1 to 6.