CN211019853U

CN211019853U - Graphite heat and electricity conducting foam

Info

Publication number: CN211019853U
Application number: CN201921987016.0U
Authority: CN
Inventors: 蒲唯慷; 梁桂珍
Original assignee: Hybrid Cut Technology Co ltd
Current assignee: Hybrid Cut Technology Co ltd
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-07-14
Anticipated expiration: 2029-11-15

Abstract

The utility model relates to the technical field of electronic product accessories, in particular to a graphite heat and electricity conducting foam, which comprises an elastic component, a graphite layer coated outside the elastic component, an electricity conducting cloth layer coated outside the graphite layer, a viscose layer arranged on one side of the electricity conducting cloth layer far away from the graphite layer and a release film layer arranged on one side of the viscose layer far away from the electricity conducting cloth layer; the elastic assembly sequentially comprises a first foam cotton layer, a first metal supporting layer, a metal elastic piece, a second metal supporting layer and a second foam cotton layer along the direction of keeping away from the viscose layer, the two ends of the metal elastic piece are respectively connected with the first metal supporting layer and the second metal supporting layer, and the peripheral edges of the first metal supporting layer and the second metal supporting layer are connected with a graphite layer. The utility model discloses a graphite heat conduction electric bubble is cotton has the good advantage of radiating effect.

Description

Graphite heat and electricity conducting foam

Technical Field

The utility model relates to an electronic product auxiliary technical field, concretely relates to graphite heat conduction electric conduction bubble is cotton.

Background

With the rapid development of the electronic industry, various electronic devices are becoming more and more popular, and the ultra-thin and high-precision design concept in the 4G era makes the problem of mutual interference of electromagnetic waves between electronic modules inside electronic components become more and more serious. In order to solve the problems of interference resistance, sealing, shock absorption and the like of electromagnetic wave shielding in the existing market, conductive foam is usually arranged on an electronic component.

The existing conductive foam is prepared by wrapping polyurethane foam body with conductive cloth and coating acryl adhesive film on the surface of the conductive cloth, and the conductive foam is adhered to the corresponding electronic component through the acryl adhesive film during use, so that the problem of mutual interference of electromagnetic waves between electronic modules inside the electronic component can be solved.

However, the above-mentioned conductive foam is because the outer layer has wrapped the conductive cloth, because the heat conduction effect of conductive cloth and the cotton body of bubble is all relatively poor, leads to this conductive foam heat conduction effect not good, and after heat conduction to the conductive foam on electronic components was cotton, heat in the conductive foam was gathered in the conductive foam, and long-time heat is gathered and is influenced the inside normal function of electronic components easily.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a graphite heat and electricity conducting foam has the advantage of good heat dissipation effect.

The utility model provides a technical scheme that its technical problem adopted is:

a graphite heat and electricity conducting foam comprises an elastic assembly, a graphite layer coated outside the elastic assembly, an electricity conducting cloth layer coated outside the graphite layer, a viscose layer arranged on one side of the electricity conducting cloth layer far away from the graphite layer and a release film layer arranged on one side of the viscose layer far away from the electricity conducting cloth layer;

the elastic assembly sequentially comprises a first foam cotton layer, a first metal supporting layer, a metal elastic piece, a second metal supporting layer and a second foam cotton layer along the direction of keeping away from the viscose layer, the two ends of the metal elastic piece are respectively connected with the first metal supporting layer and the second metal supporting layer, and the peripheral edges of the first metal supporting layer and the second metal supporting layer are connected with a graphite layer.

Furthermore, the metal elastic part is of a broken line type, and two ends of the metal elastic part are respectively connected with the first metal supporting layer and the second metal supporting layer in a sliding mode.

Furthermore, a first heat-conducting rod is arranged in the first foam layer and parallel to the adhesive layer, and two ends of the first heat-conducting rod are connected with the graphite layer.

Furthermore, a second heat-conducting rod is arranged in the second foam layer, the second heat-conducting rod is parallel to the adhesive layer, and two ends of the second heat-conducting rod are connected with the graphite layer.

Furthermore, a plurality of heat dissipation holes are formed in the conductive cloth layer at intervals.

Furthermore, the viscose layer is provided with a plurality of conductive metal rods, one ends of the conductive metal rods are connected with the conductive cloth layer, and the other ends of the conductive metal rods are as high as the surface of the viscose layer, which is far away from the conductive cloth layer.

Furthermore, a handle part is arranged on one side of the release film layer.

The utility model has the advantages that:

1. through set up metal elastic component between first bubble cotton layer and the cotton layer of second bubble, be favorable to improving this cotton resilience performance of graphite heat conduction electric conduction bubble. Through setting up first metal supporting layer and second metal supporting layer, can transmit the resilience force of metal elastic component to the cotton layer of first bubble and second bubble uniformly, avoid appearing the relatively poor problem of some position resilience performance because the cotton layer atress is inhomogeneous for first bubble and second bubble. The peripheral edges of the first metal supporting layer and the second metal supporting layer are connected with the graphite layer, and the metal elastic part is connected with the first metal supporting layer and the second metal supporting layer, so that heat in the first foam layer and the second foam layer can be transferred to the graphite layer, heat accumulation in the graphite heat-conducting and electric-conducting foam is reduced, and the heat dissipation effect of the graphite heat-conducting and electric-conducting foam is improved;

2. through at elastic component surface cladding graphite layer, the graphite layer possesses high heat conductivity, not only can improve the utility model discloses an electric conductive property can also improve its heat dispersion, reduces elastic component's heat and gathers.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Description of reference numerals: 1. an elastic component; 11. a first foam layer; 12. a first metal support layer; 13. a metal elastic member; 14. a second metal support layer; 15. a second foam layer; 2. a graphite layer; 3. a conductive cloth layer; 4. an adhesive layer; 5. a release film layer; 51. a handle portion; 6. a first heat-conducting rod; 7. a second heat-conducting rod; 8. heat dissipation holes; 9. a conductive metal rod.

Detailed Description

The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. In addition, all the connection/connection relations referred to in the patent do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection auxiliary components according to specific implementation conditions. The utility model discloses each technical feature in the creation can the interactive combination under the prerequisite that does not contradict conflict each other.

A graphite heat and electricity conducting foam comprises an elastic assembly 1, a graphite layer 2 coated outside the elastic assembly 1, an electricity conducting cloth layer 3 coated outside the graphite layer 2, a viscose layer 4 arranged on one side, far away from the graphite layer 2, of the electricity conducting cloth layer 3 and a release film layer 5 arranged on one side, far away from the electricity conducting cloth layer 3, of the viscose layer 4, as shown in figure 1.

Wherein, viscose layer 4 is used for inciting somebody to action the utility model discloses a graphite heat conduction electric bubble is cotton pastes and fixes on electronic components, viscose layer 4 specifically is the ya keli glue film. When need not use the utility model discloses a during graphite electrically conducts bubble is cotton, paste and cover mucigel 4 from type rete 5, play the guard action to mucigel 4, will tear from type rete 5 again when treating that needs fixed graphite electrically conducts bubble cotton.

Wherein, through at elastic component 1 surface cladding graphite layer 2, graphite layer 2 possesses high heat conductivity, not only can improve the utility model discloses an electric conductive property can also improve its heat dispersion, reduces elastic component 1's heat and gathers.

The elastic assembly 1 sequentially comprises a first foam layer 11, a first metal supporting layer 12, a metal elastic part 13, a second metal supporting layer 14 and a second foam layer 15 along the direction far away from the viscose layer 4, two ends of the metal elastic part 13 are respectively connected with the first metal supporting layer 12 and the second metal supporting layer 14, and the peripheral edges of the first metal supporting layer 12 and the second metal supporting layer 14 are connected with the graphite layer 2.

Through set up metal elastic component 13 between first bubble cotton layer 11 and second bubble cotton layer 15, be favorable to improving this cotton resilience performance of graphite heat conduction electric conduction bubble. Through setting up first metal supporting layer 12 and second metal supporting layer 14, can transmit the resilience force of metal elastic component 13 to first bubble cotton layer 11 and the cotton layer 15 of second bubble uniformly, avoid appearing the poor problem of some position resilience performance because first bubble cotton layer 11 and the cotton layer 15 atress of second bubble are inhomogeneous. The border all around of first metal supporting layer 12 and second metal supporting layer 14 is connected with graphite layer 2, and metal elastic component 13 is connected with first metal supporting layer 12 and second metal supporting layer 14, is favorable to soaking cotton layer 11 and the inside heat transfer in second bubble cotton layer 15 to graphite layer 2, reduces the cotton inside heat accumulation of graphite heat conduction electric conduction bubble, improves its radiating effect.

Further, the metal elastic part 13 is in a zigzag shape, and two ends of the metal elastic part 13 are slidably connected with the first metal supporting layer 12 and the second metal supporting layer 14 respectively. Compared with a spring, the broken-line type metal elastic piece 13 is more beneficial to enabling the elastic restoring force to be transmitted to the positions of the first metal supporting layer 12 and the second metal supporting layer 14 uniformly and continuously, and further more beneficial to enabling the stress of the positions of the first foam layer 11 and the second foam layer 15 to be equal or similar.

In order to further improve the heat dissipation performance of the first foam layer 11, a first heat conduction rod 6 is arranged in the first foam layer 11, the first heat conduction rod 6 is parallel to the adhesive layer 4, and two ends of the first heat conduction rod 6 are connected with the graphite layer 2. When the parallel viscose layer 4 of first heat conduction pole 6 made the graphite heat conduction electric conduction bubble cotton receive the extrusion, first heat conduction pole 6 can not influence the cotton compression performance of graphite heat conduction electric conduction bubble, connects graphite layer 2 with the both ends of first heat conduction pole 6, more is favorable to the cotton inside heat of first bubble to transmit to graphite layer 2 and by graphite layer 2 further diffusion to graphite heat conduction electric conduction bubble cotton outside along first heat conduction pole 6.

In order to further improve the heat dissipation performance of the second foam layer 15, a second heat conduction rod 7 is arranged in the second foam layer 15, the second heat conduction rod 7 is parallel to the adhesive layer 4, and two ends of the second heat conduction rod 7 are connected with the graphite layer 2. When the parallel viscose layer 4 of second heat conduction pole 7 made the graphite heat conduction electrically conductive bubble cotton receive the extrusion, second heat conduction pole 7 can not influence the cotton compression performance of graphite heat conduction electrically conductive bubble, connects graphite layer 2 with the both ends of second heat conduction pole 7, more is favorable to the cotton inside heat of second bubble to transmit to graphite layer 2 and by graphite layer 2 further diffusion to graphite heat conduction electrically conductive bubble cotton outside along second heat conduction pole 7.

Specifically, the first heat conduction rod 6 and the second heat conduction rod 7 may be metal rods with high heat conduction performance, and in this embodiment, the first heat conduction rod 6 and the second heat conduction rod 7 are copper rods.

Further, a plurality of heat dissipation holes 8 are formed in the conductive cloth layer 3 at intervals, so that heat on the graphite layer 2 can be favorably dissipated to the outside of the graphite heat and electricity conducting foam, and the heat conductivity of the graphite heat and electricity conducting foam can be further improved.

Further, in order to improve the conductivity of the graphite heat and electricity conducting foam, the adhesive layer 4 is provided with a plurality of electricity conducting metal rods 9, one ends of the electricity conducting metal rods 9 are connected with the electricity conducting cloth layer 3, the other ends of the electricity conducting metal rods 9 are as high as the surface of the adhesive layer 4 away from the electricity conducting cloth layer 3, so that the adhesion and fixation effects of the adhesive layer 4 on electronic components cannot be influenced when the electricity conducting metal rods 9 are in contact with the electronic components. The electric conductivity of the conductive metal rod 9 is better than that of the adhesive layer 4, one end of the conductive metal rod 9 is connected with the conductive cloth layer 3, the other end of the conductive metal rod is equal to the surface of the adhesive layer 4 in height, when the adhesive layer 4 is attached to an electronic component, the conductive metal rod 9 can transmit current on the electronic component to the conductive cloth, and the improvement of the electric conductivity of the graphite heat and electricity conductive foam is facilitated.

In order to facilitate tearing from type rete 5 from viscose layer 4, be equipped with handle portion 51 from one side of type rete 5, when tearing from type rete 5, can stimulate the handle and can tear fast from the type membrane, improve the cotton installation effectiveness of graphite heat conduction electric conduction bubble.

While the preferred embodiments of the present invention have been described, the present invention is not limited to the above embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention as defined by the appended claims.

Claims

1. The utility model provides a graphite heat conduction electric conduction bubble is cotton which characterized in that: the adhesive tape comprises an elastic assembly, a graphite layer coated outside the elastic assembly, a conductive cloth layer coated outside the graphite layer, an adhesive layer arranged on one side of the conductive cloth layer far away from the graphite layer, and a release film layer arranged on one side of the adhesive layer far away from the conductive cloth layer;

2. The graphite heat and electricity conducting foam as claimed in claim 1, wherein: the metal elastic part is of a broken line type, and two ends of the metal elastic part are respectively connected with the first metal supporting layer and the second metal supporting layer in a sliding mode.

3. The graphite heat and electricity conducting foam as claimed in claim 1, wherein: the cotton in-layer first heat conduction pole that is equipped with of first bubble, the parallel viscose layer of first heat conduction pole, the graphite layer is connected at the both ends of first heat conduction pole.

4. The graphite heat and electricity conducting foam as claimed in claim 1, wherein: the second foam layer is internally provided with a second heat-conducting rod which is parallel to the viscose layer, and two ends of the second heat-conducting rod are connected with the graphite layer.

5. The graphite heat and electricity conducting foam as claimed in claim 1, wherein: a plurality of heat dissipation holes are formed in the conductive cloth layer at intervals.

6. The graphite heat and electricity conducting foam as claimed in claim 1, wherein: the viscose layer is provided with a plurality of conductive metal rods, one end of each conductive metal rod is connected with the conductive cloth layer, and the other end of each conductive metal rod is as high as the surface of the viscose layer, which is far away from the conductive cloth layer.

7. The graphite heat and electricity conducting foam as claimed in claim 1, wherein: a handle part is arranged on one side of the release film layer.