CN215582365U

CN215582365U - Silicone oil-free heat-conducting gasket

Info

Publication number: CN215582365U
Application number: CN202121211184.8U
Authority: CN
Inventors: 陈江福
Original assignee: SUZHOU HENGKUN PRECISION ELECTRONIC CO Ltd
Current assignee: SUZHOU HENGKUN PRECISION ELECTRONIC CO Ltd
Priority date: 2021-06-01
Filing date: 2021-06-01
Publication date: 2022-01-18
Anticipated expiration: 2031-06-01

Abstract

The utility model provides a silicone oil-free heat conduction gasket, which relates to the technical field of heat conduction gaskets and comprises a gasket body, wherein the top of the gasket body is provided with a top surface, the bottom of the gasket body is provided with a bottom surface, a groove is formed in the bottom surface, the gasket body comprises a base material, heat conduction powder is arranged in the base material, a plasticizer is arranged on one side of the heat conduction powder, the base material is made of organic silicon resin, the heat conduction powder is made of spherical graphite powder, and the plasticizer is made of n-octyl trimethoxy silane. The problem of current heat conduction gasket be applied to various electronic product, can play good radiating effect, but owing to need scribble silicon oil and just can increase heat conduction gasket's heat conduction effect, silicon oil leads to the electronic product to receive the corruption damage after the longer time of contact with electronic product easily, has reduced its result of use is solved.

Description

Silicone oil-free heat-conducting gasket

Technical Field

The utility model relates to the field of heat-conducting gaskets, in particular to a silicone oil-free heat-conducting gasket.

Background

The heat conducting gasket fills the air gap between the heating device and the heat sink or the metal base, and the flexibility and elasticity of the heat conducting gasket enable the heat conducting gasket to be used for covering a very uneven surface, heat is conducted to the metal shell or the diffusion plate from the separation device or the whole PCB, so that the efficiency and the service life of the heating electronic assembly can be improved.

The existing heat-conducting gasket is applied to various electronic products, can play a good heat-radiating effect, but can increase the heat-conducting effect of the heat-conducting gasket only by coating silicon oil, so that the electronic products are easily corroded and damaged after the silicon oil is contacted with the electronic products for a longer time, the using effect of the heat-conducting gasket is reduced, and the heat-conducting gasket is not beneficial to long-term use.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a silicone oil-free heat conduction gasket which has the advantage of increasing the heat conduction effect of the heat conduction gasket under the condition of not coating silicone oil, and solves the problems that the heat conduction effect of the heat conduction gasket can be increased only by coating the silicone oil when the conventional heat conduction gasket is applied to various electronic products, and the electronic products are easily corroded and damaged after the silicone oil is contacted with the electronic products for a long time, and the use effect of the heat conduction gasket is reduced.

(II) technical scheme

In order to achieve the purpose of increasing the heat conduction effect of the heat conduction gasket under the condition of not coating silicone oil, the utility model provides the following technical scheme: the silicone oil-free heat conducting gasket comprises a gasket body, wherein a top surface is arranged at the top of the gasket body, a bottom surface is arranged at the bottom of the gasket body, and a groove is formed in the bottom surface.

Preferably, the gasket body comprises a base material, heat conducting powder is arranged inside the base material, and a plasticizer is arranged on one side of the heat conducting powder.

Preferably, the base material is made of organic silicon resin, the heat conducting powder is made of spherical graphite powder, and the plasticizer is made of n-octyl trimethoxy silane.

Preferably, the top surface is an arc-shaped surface, and the area of the top surface is larger than that of the bottom surface.

Preferably, the grooves are hemispherical holes, and the grooves are uniformly distributed in the bottom surface.

Preferably, the gasket body is connected with an external heating component through silica gel through the bottom surface and the groove.

(III) advantageous effects

Compared with the prior art, the utility model provides a silicone oil-free heat conduction gasket, which has the following beneficial effects:

according to the utility model, the heat conduction effect of the heat conduction gasket can be increased under the condition that silicone oil is not coated by adopting the top surface and the groove, the contact area of the top part can be increased by adopting the arc-shaped top surface, so that the heat conduction effect of the heat conduction gasket is increased, and then the groove is connected with an external heating component through silica gel, so that the heat transmission area is increased, a better heat transmission effect can be achieved, and the heat conduction gasket is favorable for long-term use.

Drawings

FIG. 1 is a schematic view of an overall structure of a silicone oil-free heat-conducting gasket according to the present invention;

FIG. 2 is a schematic structural diagram of a groove in a silicone oil-free heat conducting gasket according to the present invention;

fig. 3 is a schematic structural diagram of a gasket body in a silicone oil-free heat conducting gasket according to the present invention.

Illustration of the drawings:

1. a gasket body; 11. a base stock; 12. heat conducting powder; 13. a plasticizer; 2. a top surface; 3. a bottom surface; 4. and (4) a groove.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In a first embodiment, referring to fig. 1 to 3, a silicone oil-free heat conducting gasket includes a gasket body 1, a top surface 2 is disposed on a top of the gasket body 1, a bottom surface 3 is disposed at a bottom of the gasket body 1, and a groove 4 is formed in the bottom surface 3.

In the second embodiment, the gasket body 1 includes a base material 11, a heat conductive powder 12 is disposed inside the base material 11, and a plasticizer 13 is disposed on one side of the heat conductive powder 12.

In the third embodiment, based on the second embodiment, the base material 11 is a silicone resin, which has excellent thermal oxidation stability, excellent electrical insulation performance and outstanding weather resistance, the heat conductive powder 12 is a spherical graphite powder, which has a good heat conductive effect, and the plasticizer 13 is n-octyltrimethoxysilane, which increases the stability and plasticity of the silicone compound.

Fourth embodiment, on the basis of first embodiment, top surface 2 is the arcwall face, and the area of top surface 2 is greater than the area of bottom surface 3, can effectively increase heat transmission's area to reach better heat conduction effect.

Fifth, on the basis of the first embodiment, the grooves 4 are hemispherical holes, and the grooves 4 are uniformly distributed in the bottom surface 3, so that the area of contact heat conduction of the bottom is increased.

Sixth, on the basis of the first embodiment, the gasket body 1 is connected to the external heat generating component through the bottom surface 3 and the groove 4 by using silicone rubber.

The working principle and the using process of the utility model are as follows: through top surface 2 and the recess 4 that sets up, the realization can be for the arcwall face through top surface 2, can increase the area of contact at top under the condition that does not paint silicon oil, thereby increases heat conduction gasket's heat conduction effect, rethread recess 4 and external heating component pass through silica gel and are connected, thereby make heat transmission's area increase, can reach better heat transmission effect.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a no silicon oil heat conduction gasket, includes gasket body (1), its characterized in that: the gasket is characterized in that a top surface (2) is arranged at the top of the gasket body (1), a bottom surface (3) is arranged at the bottom of the gasket body (1), and a groove (4) is formed in the bottom surface (3).

2. The silicone oil-free heat conduction gasket as claimed in claim 1, wherein: the gasket body (1) comprises a base material (11), heat conduction powder (12) is arranged inside the base material (11), and a plasticizer (13) is arranged on one side of the heat conduction powder (12).

3. The silicone oil-free heat conduction gasket as claimed in claim 1, wherein: the base material (11) is made of organic silicon resin, the heat conducting powder (12) is made of spherical graphite powder, and the plasticizer (13) is made of n-octyl trimethoxy silane.

4. The silicone oil-free heat conduction gasket as claimed in claim 1, wherein: the top surface (2) is an arc-shaped surface, and the area of the top surface (2) is larger than that of the bottom surface (3).

5. The silicone oil-free heat conduction gasket as claimed in claim 1, wherein: the grooves (4) are hemispherical holes, and the grooves (4) are uniformly distributed in the bottom surface (3).

6. The silicone oil-free heat conduction gasket as claimed in claim 1, wherein: the gasket body (1) is connected with an external heating component through silica gel through the bottom surface (3) and the groove (4).