CN213506725U

CN213506725U - Double-buried coating graphite flake

Info

Publication number: CN213506725U
Application number: CN202022604963.6U
Authority: CN
Inventors: 陈彦文
Original assignee: Feirongda Technology Jiangsu Co ltd
Current assignee: Feirongda Technology Jiangsu Co ltd
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-06-22
Anticipated expiration: 2030-11-11

Abstract

The utility model discloses a two formula of burying coating graphite flakes relates to graphite flake technical field. The utility model discloses a graphite flake body, the upper end from the top down of graphite flake body has set gradually inferior smooth black film, anti-corrosion coating, inhale the wave layer, heat dissipation layer and first heat conduction silica gel layer, the lower extreme from the top down of graphite flake body has set gradually second heat conduction silica gel layer, heat conduction copper foil layer, insulating layer and tie coat, the upper end of inferior smooth black film and the lower extreme of tie coat bond respectively have first from type membrane and second from the type membrane, and first from type membrane and second from type all be fixed with the block rubber on the type membrane. Can protect the graphite flake from the type membrane through first type membrane and second, and the block rubber has certain hardness, and the accessible block rubber conveniently tears first type membrane and second from the type membrane, then prevents through inferior smooth black membrane that external light promotes the temperature of graphite flake, guarantees the performance of product, and the interference of the reducible miscellaneous wave of rethread absorbing layer makes through the tie coat at last the utility model discloses have viscidity.

Description

Double-buried coating graphite flake

Technical Field

The utility model relates to a graphite flake technical field specifically is two formula coating graphite flakes of burying.

Background

The graphite flake is a brand new heat-conducting and heat-dissipating material, conducts heat uniformly in two directions, shields heat sources and components, and improves the performance of consumer electronic products. With the acceleration of upgrading and upgrading of electronic products and the increasing heat dissipation management requirements of mini, highly integrated, and high performance electronic devices. The novel natural graphite solution has high heat dissipation efficiency, small occupied space and light weight, conducts heat uniformly along two directions, eliminates a 'hot spot' area, shields a heat source and components and improves the performance of consumer electronic products. The LED light source is widely applied to notebook computers, high-power LED lighting, flat panel displays, digital cameras, mobile phones, personal assistant equipment and the like.

At present, the graphite flake is difficult for tearing off from the type membrane to current two formula of burying coating, and is consuming time power, and does not have functions such as anticorrosion, prevent clutter, and the practicality is not good, and the limitation is great, can't satisfy the demand in the in-service use, so urgent need can improve the technique on the market to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem who exists among the background art, the utility model provides a two formula coating graphite flakes of burying have easily to tear down from type membrane, anticorrosion, prevent the characteristics of clutter and anti-reflection of light.

(II) technical scheme

For solving the technical problem, the utility model provides a two formula of burying coating graphite flakes, including the graphite flake body, the upper end from the top down of graphite flake body has set gradually inferior smooth black membrane, anti-corrosion coating, absorbing layer, heat dissipation layer and first heat conduction silica gel layer, the lower extreme from the top down of graphite flake body has set gradually second heat conduction silica gel layer, heat conduction copper foil layer, insulating layer and tie coat, the upper end of inferior smooth black membrane and the lower extreme of tie coat bond respectively have first from type membrane and second from type membrane, and first from type membrane and second from type membrane and all be fixed with the block rubber, the left and right sides end of graphite flake body is fixed with left metal package frame and right metal package frame respectively.

Furthermore, the matte black film is provided with heat dissipation holes.

Further, first heat conduction silica gel layer is heat conduction silica gel, and first heat conduction silica gel layer paints the upper end at the graphite flake body, the graphite flake body bonds through first heat conduction silica gel layer and heat dissipation layer.

Further, the second heat conduction silica gel layer is heat conduction silica gel, and the second heat conduction silica gel layer is smeared at the lower extreme of graphite flake body, the graphite flake body passes through second heat conduction silica gel layer and heat conduction copper foil layer bonds.

Further, the bonding layer is a double-sided adhesive tape.

Furthermore, a groove is formed in the upper end of the heat conduction copper foil layer, and the heat conduction copper foil layer is clamped with the protrusion arranged at the lower end of the graphite flake body through the groove.

The above technical scheme of the utility model has following profitable technological effect: the utility model is provided with a matte black film, an anti-corrosion layer and a wave-absorbing layer, which can prevent external light from increasing the temperature of the graphite flake, ensure the service performance of the product and prolong the service life of the product, and then the service life of the utility model can be improved through the anti-corrosion layer, wherein the wave-absorbing layer is mainly made of wave-absorbing material which can absorb clutter signals to reduce the interference of the clutter, and then the utility model is provided with a bonding layer which is double-sided adhesive, so that the utility model has the advantages of self-adhesive property, is convenient for installation and fixation.

Drawings

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

FIG. 2 is an enlarged view of the structure A of FIG. 1 according to the present invention;

fig. 3 is a schematic structural view of the first release film of the present invention.

Reference numerals:

1. a graphite sheet body; 101. a protrusion; 2. a first heat-conducting silica gel layer; 3. a heat dissipation layer; 4. a wave-absorbing layer; 5. an anti-corrosion layer; 6. a matte black film; 7. heat dissipation holes; 8. a first release film; 9. a rubber block; 10. a left metal packet border; 11. a right metal-clad frame; 12. a second heat-conducting silica gel layer; 13. a heat conductive copper foil layer; 1301. a groove; 14. an insulating layer; 15. a bonding layer; 16. and a second release film.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

Please refer to fig. 1 and 3, the utility model discloses a two bury formula coating graphite flake, including graphite flake body 1, graphite flake body 1's upper end from the top down has set gradually inferior smooth black membrane 6, anti-corrosion coating 5, absorbing layer 4, heat dissipation layer 3 and first heat conduction silica gel layer 2, inferior smooth black membrane 6 can prevent that external light from promoting the temperature of graphite flake, guarantees the performance of product and prolongs product life, anti-corrosion coating 5 makes the utility model discloses a have the corrosion prevention effect, can improve the utility model discloses a life, absorbing layer 4 can turn into the electromagnetic wave that electronic product produced into heat energy, is convenient for reduce electromagnetic radiation, and the heat needs to enter graphite flake body 1 through heat dissipation layer 3 and first heat conduction silica gel layer 2, makes the heat-sinking capability of graphite flake improve, has utilized to bury formula two coatings, and graphite flake body 1's lower extreme from the top down has set gradually second heat conduction silica gel layer 12, Heat conduction copper foil layer 13, insulating layer 14 and tie coat 15, heat conduction copper foil layer 13 has the effect of heat conduction, can improve the utility model discloses a heat conductivity, tie coat 15 are the double faced adhesive tape, make the utility model discloses have viscidity, be convenient for fixed, inferior smooth black membrane 6's upper end and tie coat 15's lower extreme bond respectively have first from type membrane 8 and second from type membrane 16, first from type membrane 8 and second from type membrane 16 play the protecting effect, can tear during the use, and first from type membrane 8 and second from all be fixed with block rubber 9 on the type membrane 16, conveniently tear down first from type membrane 8 and second from type membrane 16 through block rubber 9, the left and right sides end of graphite flake body 1 is fixed with left metal package frame 10 and right metal package frame 11 respectively.

As shown in fig. 1, the matte black film 6 is provided with heat dissipation holes 7, and heat dissipation is facilitated through the heat dissipation holes 7.

Wherein as shown in fig. 1, first heat conduction silica gel layer 2 is heat conduction silica gel, and first heat conduction silica gel layer 2 is paintd in the upper end of graphite flake body 1, and graphite flake body 1 bonds through first heat conduction silica gel layer 2 and heat dissipation layer 3, can bond heat dissipation layer 3 on graphite flake body 1 on the one hand through first heat conduction silica gel layer 2, and on the other hand can conduct heat.

Wherein as shown in fig. 1, second heat conduction silica gel layer 12 is heat conduction silica gel, and second heat conduction silica gel layer 12 is paintd at the lower extreme of graphite flake body 1, and graphite flake body 1 bonds through second heat conduction silica gel layer 12 and heat conduction copper foil layer 13, can bond heat conduction copper foil layer 13 on graphite flake body 1 on the one hand through first heat conduction silica gel layer 2, and on the other hand can conduct heat.

Wherein as shown in fig. 2, the upper end of the heat conduction copper foil layer 13 is provided with a groove 1301, the heat conduction copper foil layer 13 is clamped with the protrusion 101 arranged at the lower end of the graphite flake body 1 through the groove 1301, the contact area of the heat conduction copper foil layer 13 and the graphite flake body 1 can be increased through the matching of the groove 1301 and the protrusion 101, the heat conduction is facilitated, and the processing is convenient.

The working principle is as follows: during the use, pinch between fingers earlier first from type membrane 8 and second from the block rubber 9 on the type membrane 16, then to block rubber 9 application effort, can tear first from type membrane 8 and second from type membrane 16, then aim at electronic product with tie coat 15, and bond, can fix, inhale wave layer 4 can convert the electromagnetic wave of electronic product release into the energy of heat energy or other forms with the electromagnetic radiation with electric loss, modes such as magnetic loss, anti-corrosion coating 5 makes the utility model discloses have the corrosion protection effect, prolong the life-span, inferior smooth black membrane 6 prevents that external light from promoting the temperature of graphite flake, guarantees the performance and the extension product life of product, and insulating layer 14 can prevent electrically conductive, improves the security.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. Two formula coating graphite flakes of burying, including graphite flake body (1), its characterized in that: the utility model discloses a graphite flake comprises a graphite flake body, and is characterized in that the upper end from the top down of graphite flake body (1) has set gradually inferior smooth black film (6), anti-corrosion coating (5), inhale ripples layer (4), heat dissipation layer (3) and first heat conduction silica gel layer (2), the lower extreme from the top down of graphite flake body (1) has set gradually second heat conduction silica gel layer (12), heat conduction copper foil layer (13), insulating layer (14) and tie coat (15), the upper end of inferior smooth black film (6) and the lower extreme of tie coat (15) bond respectively have first from type membrane (8) and second from type membrane (16), and first from type membrane (8) and second from type membrane (16) on all be fixed with rubber block (9), the left and right sides end of graphite flake body (1) is fixed with left metal package frame (10) and right metal package frame (11) respectively.

2. The embedded coated graphite sheet of claim 1, wherein the matte black film (6) is provided with heat dissipation holes (7).

3. The embedded coated graphite sheet of claim 1, wherein the first heat conductive silica gel layer (2) is heat conductive silica gel, the first heat conductive silica gel layer (2) is coated on the upper end of the graphite sheet body (1), and the graphite sheet body (1) is bonded with the heat dissipation layer (3) through the first heat conductive silica gel layer (2).

4. The embedded coated graphite sheet of claim 1, wherein the second heat conductive silicone layer (12) is heat conductive silicone, the second heat conductive silicone layer (12) is coated on the lower end of the graphite sheet body (1), and the graphite sheet body (1) is bonded with the heat conductive copper foil layer (13) through the second heat conductive silicone layer (12).

5. The embedded coated graphite sheet according to claim 1, wherein the adhesive layer (15) is a double-sided tape.

6. The embedded type coated graphite sheet of claim 1, wherein a groove (1301) is formed at the upper end of the heat-conducting copper foil layer (13), and the heat-conducting copper foil layer (13) is clamped with a protrusion (101) arranged at the lower end of the graphite sheet body (1) through the groove (1301).