CN209749023U

CN209749023U - Graphene radiator

Info

Publication number: CN209749023U
Application number: CN201822239982.6U
Authority: CN
Inventors: 杨与琳; 杨与春
Original assignee: Fujian Tripod Information Polytron Technologies Inc
Current assignee: Fujian Tripod Information Polytron Technologies Inc
Priority date: 2018-12-28
Filing date: 2018-12-28
Publication date: 2019-12-06
Anticipated expiration: 2028-12-28

Abstract

The utility model provides a graphite alkene radiator, include: the first aluminum alloy radiating fin, the second graphene radiating fin, the third aluminum alloy radiating fin, the plurality of graphene radiating blades and the fixing piece; the second graphene radiating fin is clamped between the first aluminum alloy radiating fin and the third aluminum alloy radiating fin through the fixing piece; the graphene radiating fins are arranged on the surface, far away from the second graphene radiating fin, of the third aluminum alloy radiating fin at intervals; the surface, far away from the second graphene radiating fin, of the first aluminum alloy radiating fin is in contact with a radiator of the electronic device.

Description

Graphene radiator

Technical Field

The utility model relates to a radiator especially relates to a be used for radiating electron radiator to electron device.

Background

The electronic radiator is used as a device for radiating heat of a heating body of an electronic device, and the radiating performance of the electronic radiator has great influence on the stable operation of the electronic device. At present, electronic radiators are mostly made of lighter aluminum alloy, the specific heat of the aluminum alloy is lower, an aluminum alloy radiating fin can generate heat in the using process, a large amount of heat can not be well absorbed and taken away, and the surface of an electronic device shell generates heat after long-term use, so that a good radiating effect cannot be achieved. With the rapid development of the electronic field, higher requirements are put forward on the radiator. The utility model provides a graphite alkene radiator adopts graphite alkene fin and aluminum alloy fin stack to become the type mode, changes the structure of traditional radiator, has reduced the weight of radiator when having solved above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model provides a graphite alkene radiator can effectively solve above-mentioned problem.

The utility model discloses a realize like this:

A graphene heat spreader, comprising: the first aluminum alloy radiating fin, the second graphene radiating fin, the third aluminum alloy radiating fin, the plurality of graphene radiating blades and the fixing piece; the second graphene radiating fin is clamped between the first aluminum alloy radiating fin and the third aluminum alloy radiating fin through the fixing piece; the graphene radiating fins are arranged on the surface, far away from the second graphene radiating fin, of the third aluminum alloy radiating fin at intervals; the surface, far away from the second graphene radiating fin, of the first aluminum alloy radiating fin is in contact with a radiator of the electronic device.

As a further improvement, a groove is formed in the surface, away from the second graphene heat radiating fin, of the third aluminum alloy heat radiating fin, and the graphene heat radiating blades are connected with the third aluminum alloy heat radiating fin in an embedded mode through the groove.

As a further improvement, the first aluminum alloy heat sink has a plurality of first threaded holes, the third aluminum alloy heat sink has a plurality of second threaded holes corresponding to the first threaded holes, and the fixing members are screws that are engaged with the first threaded holes and the second threaded holes.

The utility model has the advantages that: by utilizing the characteristics of low thermal resistance and low quality of the graphene radiating fins and adopting the mode of mixing, matching, mounting and forming the graphene radiating fins and the aluminum alloy radiating fins, the radiating effect of the radiator is improved, and the weight of the radiator is reduced. The surface of the radiator contacted with the electronic device is also made of metal (aluminum alloy section), so that the flame retardance and the weldability are ensured. The graphene radiating blades serve as a main radiating mode of the radiator fin in an embedded mode, so that the radiating effect is enhanced.

1. the utility model discloses a graphite alkene fin and aluminum alloy fin coincide into the shaping mode, change the structure of traditional radiator, reduced the weight of radiator.

2. The utility model discloses a radiator fin adopts the graphite alkene piece, has both alleviateed the weight of radiator and has avoided causing the bruise during in the use again.

3. 3K-SBP and other graphene sheets with low thermal resistance and low quality are adopted.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

fig. 1 is a schematic structural diagram of a graphene heat sink provided by an embodiment of the present invention.

Fig. 2 is a top view of the graphene heat sink provided by the embodiment of the present invention.

Fig. 3 is a sectional view taken at a position a-a of fig. 2.

Description of reference numerals:

1. A first aluminum alloy heat sink; 2. a second graphene heat sink; 3. a third aluminum alloy heat sink; 4. a graphene heat sink blade; 5. a screw; 11. a first threaded hole; 31. and a second threaded hole.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 to 3, a graphene heat spreader includes: the structure comprises a first aluminum alloy radiating fin 1, a second graphene radiating fin 2, a third aluminum alloy radiating fin 3, a plurality of graphene radiating blades 4 and a fixing piece; the second graphene heat radiating fin 2 is clamped between the first aluminum alloy heat radiating fin 1 and the third aluminum alloy heat radiating fin 3 through the fixing piece; the graphene heat dissipation blades 4 are arranged on the surface, far away from the second graphene heat dissipation sheet 2, of the third aluminum alloy heat dissipation sheet 3 at intervals; the surface, far away from the second graphene radiating fin 2, of the first aluminum alloy radiating fin 1 is in contact with a radiator of an electronic device. The first aluminum alloy radiating fins 1, the second graphene radiating fins 2 and the third aluminum alloy radiating fins 3 are overlapped and molded, so that the structure of a traditional radiator is changed, the weight of the radiator is reduced, and the quality and the radiating effect of a product are guaranteed.

As a further improvement, a groove is formed in the surface, away from the second graphene heat sink 2, of the third aluminum alloy heat sink 3, and the graphene heat sink blades 4 are connected with the third aluminum alloy heat sink 3 in an embedded manner through the groove. The plurality of graphene heat dissipation blades 4 increase the heat dissipation area, and are beneficial to quickly conducting and dissipating heat of temperature.

As a further improvement, the first aluminum alloy heat sink 1 has a plurality of first threaded holes 11, the third aluminum alloy heat sink 3 has a plurality of second threaded holes 31 corresponding to the first threaded holes 11, and the fixing member is a screw 5 that is engaged with the first threaded holes 11 and the second threaded holes 31.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A graphene heat spreader, comprising: the radiating fin comprises a first aluminum alloy radiating fin (1), a second graphene radiating fin (2), a third aluminum alloy radiating fin (3), a plurality of graphene radiating blades (4) and a fixing piece; the second graphene radiating fin (2) is clamped between the first aluminum alloy radiating fin (1) and the third aluminum alloy radiating fin (3) through the fixing piece; the graphene radiating fins (4) are arranged on the surface, away from the second graphene radiating fin (2), of the third aluminum alloy radiating fin (3) at intervals; the surface, far away from the second graphene radiating fin (2), of the first aluminum alloy radiating fin (1) is in contact with a radiator of an electronic device.

2. The graphene heat sink according to claim 1, wherein a surface of the third aluminum alloy heat sink (3) away from the second graphene heat sink (2) is provided with a groove, and the graphene heat sink fins (4) are connected with the third aluminum alloy heat sink (3) in an embedded manner through the groove.

3. The graphene heat sink according to claim 1, wherein the first aluminum alloy heat sink (1) has a plurality of first threaded holes (11), the third aluminum alloy heat sink (3) has a plurality of second threaded holes (31) corresponding to the first threaded holes (11), and the fixing member is a screw (5) that is engaged with the first threaded holes (11) and the second threaded holes (31).