CN203353019U - Graphene metal cooling fin and electronic product cooling structure - Google Patents

Graphene metal cooling fin and electronic product cooling structure Download PDF

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Publication number
CN203353019U
CN203353019U CN 201320297826 CN201320297826U CN203353019U CN 203353019 U CN203353019 U CN 203353019U CN 201320297826 CN201320297826 CN 201320297826 CN 201320297826 U CN201320297826 U CN 201320297826U CN 203353019 U CN203353019 U CN 203353019U
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CN
China
Prior art keywords
graphene
metal
electronic
sheet metal
fin
Prior art date
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CN 201320297826
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Chinese (zh)
Inventor
周忠群
王长明
谢守德
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东莞劲胜精密组件股份有限公司
东莞华清光学科技有限公司
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Priority to CN 201320297826 priority Critical patent/CN203353019U/en
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Publication of CN203353019U publication Critical patent/CN203353019U/en

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Abstract

The utility model discloses a graphene metal cooling fin which comprises a metal sheet and a thin graphene film formed on a surface of the metal sheet. The utility model discloses an electronic product cooling structure which comprises an electronic product housing and a heat source in the housing, and also comprises the graphene metal cooling fin disposed between the housing and the heat source. The graphene metal cooling fin comprises the metal sheet and the thin graphene film formed on a surface of the metal sheet. The graphene metal cooling fin and the electronic product cooling structure with the graphene metal cooling fin are excellent in cooling effect, and can effectively solve a cooling problem of electronic products.

Description

A kind of Graphene metal fin and electronic product radiating structure

Technical field

The utility model relates to the heat conduction and heat radiation material, is a kind of Graphene metal fin and electronic product radiating structure specifically.

Background technology

The electronics unit device structural member of current electronic product is towards light, thin, little future development, processing speed and the operating efficiency of product are more and more higher, particularly the CPU processor of modern mobile phone and panel computer is more and more higher, in working long hours, the caloric value of component structure part is also increasing, and the heat conduction and heat radiation material of traditional metal species can not solve existing problem.

Existing metal species heat sink material is aluminium alloy, Copper Foil, silver substantially, and the coefficient of heat transfer of these metal materials is not higher than 400 w/(m.k), because metal itself does not have thermal-radiating function, can only reach heat is scattered, can not eliminate heat completely.

The utility model content

The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of Graphene metal fin with splendid heat transfer radiating effect is provided.

Another purpose is to provide the electronic product radiating structure, has excellent radiating effect.

For achieving the above object, the utility model is by the following technical solutions:

A kind of Graphene metal fin, comprise sheet metal and be formed on the graphene film on the one side of described sheet metal.

Preferably, also comprise one deck thermal conductive adhesive on the another side that is coated in described sheet metal or described graphene film.

Preferably, the thickness of described graphene film is 0.1 μ m ~ 1 μ m, and described graphene film is no more than 26 μ m together with the thickness of described sheet metal.

Preferably, described sheet metal (the alleged metal of this paper is general term, comprises alloy) is silver foil, Copper Foil or aluminum alloy sheet.

A kind of electronic product radiating structure, comprise the thermal source in electronic product casing and shell, also comprise the Graphene metal fin be arranged between described shell and described thermal source, described Graphene metal fin comprises sheet metal and is formed on the graphene film on the one side of described sheet metal.

Preferably, described Graphene metal fin also comprises one deck thermal conductive adhesive on the another side that is coated in described sheet metal or described graphene film, and described thermal conductive adhesive is bonded on described thermal source or on described shell.

Preferably, described graphene film more approaches described shell in position than described sheet metal.

Preferably, the thickness of described graphene film is 0.1 μ m ~ 1 μ m, and described graphene film is no more than 26 μ m together with the thickness of described sheet metal.

Preferably, described shell is plastic shell.

Preferably, described sheet metal is silver foil, Copper Foil or aluminum alloy sheet.

Useful technique effect of the present utility model:

Graphene metal fin of the present utility model comprises sheet metal and is formed on the graphene film on sheet metal, the heat-transfer capability of sheet metal all directions is all more even, can promptly scatter heat, but do not possess thermal radiation, and graphene film has excellent heat conductivility and heat-radiating properties, conductive coefficient is up to several thousand w/(m.k), the radiating effect of in-plane is fabulous.The heat conduction of sheet metal and Graphene excellence, heat-radiating properties combine, and can reach the effect that fabulous heat transfer is dispelled the heat.This Graphene metal fin, for the electronic product radiating structure, can promptly be passed heat to scatter, then by the mode of infrared waves, heat radiation is gone out.In addition, it is hard and light that graphene film also has matter, the structure quite stable, and the advantage of wear resistant corrosion resistant, promoted the overall performance of fin greatly.

In preferred embodiment, contact metal film of graphene film, another side directly contacts the shell of electronic product or sticks on by thermal conductive adhesive on the shell of electronic product, because grapheme material has good thermal radiation capability, especially can, with the mode of infrared waves penetrating electrons product plastic shell effectively, heat radiation be gone out.Therefore, the temperature of electronic product effectively can be reduced, reach good cooling effect.

The accompanying drawing explanation

The structural representation that Fig. 1 is a kind of embodiment of the utility model Graphene metal fin;

The structural representation that Fig. 2 is the another kind of embodiment of the utility model Graphene metal fin;

The structural representation that Fig. 3 is another embodiment of the utility model Graphene metal fin;

The structural representation that Fig. 4 is a kind of embodiment of the utility model electronic product radiating structure;

The structural representation that Fig. 5 is the another kind of embodiment of the utility model electronic product radiating structure.

Embodiment

Below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated.Should be emphasized that, following explanation is only exemplary, rather than in order to limit scope of the present utility model and application thereof.

Consult Fig. 1, in some embodiments, the Graphene metal fin comprises sheet metal 1 and is formed on the graphene film 2 on the one side of described sheet metal 1.

Consult Fig. 2, in a kind of preferred embodiment, the Graphene metal fin also comprises one deck thermal conductive adhesive 3 on the another side that is coated in described sheet metal 1.

Consult Fig. 3, in another kind of preferred embodiment, the Graphene metal fin also comprises one deck thermal conductive adhesive 3 on the another side that is coated in described graphene film 2 (with sheet metal join the reverse side of the side).

Preferably, the thickness of described graphene film is 0.1 μ m ~ 1 μ m, and described graphene film is no more than 26 μ m together with the thickness of described sheet metal.

Sheet metal can be silver foil, Copper Foil, aluminum alloy sheet etc.

Consult Fig. 4 and Fig. 5, in some embodiments, the electronic product radiating structure comprises the thermal source 5 in electronic product casing 4 and shell, also comprise the Graphene metal fin be arranged between described shell 4 and described thermal source 5, described Graphene metal fin comprises sheet metal 1 and is formed on the graphene film 2 on the one side of described sheet metal 1.

Consult Fig. 4, in a kind of preferred embodiment, the Graphene metal fin also comprises one deck thermal conductive adhesive 3 on the another side that is coated in described sheet metal 1, and thermal conductive adhesive 3 bonds together with thermal source 5.

Consult Fig. 5, in another kind of preferred embodiment, the Graphene metal fin also comprises one deck thermal conductive adhesive 3 on the another side that is coated in described graphene film 2, and thermal conductive adhesive 3 bonds together with shell 4.

Preferably, described shell is plastic shell.

Preferably, the thickness of described graphene film is 0.1 μ m ~ 1 μ m, and described graphene film is no more than 26 μ m together with the thickness of described sheet metal.

The preparation method of Graphene comprises micromechanics stripping method, SiC method, graphite oxide reducing process, arc discharge method, chemical vapour deposition technique, microwave method etc.Especially chemical vapour deposition technique can obtain the nano-graphene film of large tracts of land, thickness homogeneous.

Pass through chemical vapour deposition technique, generate the graphene nano film of a floor height heat conduction and heat radiation on as copper sheet at sheet metal, by the factors such as temperature, pressure and vacuum degree of effectively controlling plated film, can realize the thickness controllability of graphene nano film at metal substrate, the graphene film layer thickness can be controlled in 0.1 ~ 1 μ m, the metallic growth matrix is 25 μ m, and whole graphene film metal fin can not surpass 26 μ m.

Can be attached to the Graphene metal fin on heat source body by thermal conductive adhesive.The graphene nano film has excellent heat conductivility; conductive coefficient can be up to 5000w/(m.k); can reduce to significant effective the surface temperature of thermal objects; therefore; this radiator structure can reduce the surface temperature of thermal objects significantly effectively; solve high power, high energy consumption and the high processing rate of electronic product heat dissipation problem, particularly mobile phone and panel computer, work long hours the high heat that causes and occur that excess Temperature causes using the problems such as undesired or deadlock.It is strong and ultra-thin that the graphene nano film also has rigidity, wear resistant corrosion resistant, the excellent properties such as long service life.

Adopt thermal conductive adhesive, with make-up machine, that Graphene metal fin and thermal objects is bonding, such adhesive effect is very firm, and surface uniform not there will be under the higher temperatures service condition and bonding obscission occurs.

Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, can also make some simple deduction or replace, all should be considered as belonging to protection range of the present utility model.

Claims (10)

1. a Graphene metal fin, is characterized in that, comprises sheet metal and be formed on the graphene film on the one side of described sheet metal.
2. Graphene metal fin as claimed in claim 1, is characterized in that, also comprises one deck thermal conductive adhesive on the another side that is coated in described sheet metal or described graphene film.
3. Graphene metal fin as claimed in claim 1 or 2, is characterized in that, the thickness of described graphene film is 0.1 μ m ~ 1 μ m, and described graphene film is no more than 26 μ m together with the thickness of described sheet metal.
4. Graphene metal fin as claimed in claim 1 or 2, is characterized in that, described sheet metal is silver foil, Copper Foil or aluminum alloy sheet.
5. an electronic product radiating structure, comprise the thermal source in electronic product casing and shell, it is characterized in that, also comprise the Graphene metal fin be arranged between described shell and described thermal source, described Graphene metal fin comprises sheet metal and is formed on the graphene film on the one side of described sheet metal.
6. electronic product radiating structure as claimed in claim 5, it is characterized in that, described Graphene metal fin also comprises one deck thermal conductive adhesive on the another side that is coated in described sheet metal or described graphene film, and described thermal conductive adhesive is bonded on described thermal source or on described shell.
7. electronic product radiating structure as claimed in claim 6, is characterized in that, described graphene film more approaches described shell in position than described sheet metal.
8. as claim 5 or 6 or 7 described electronic product radiating structures, it is characterized in that, the thickness of described graphene film is 0.1 μ m ~ 1 μ m, and described graphene film is no more than 26 μ m together with the thickness of described sheet metal.
9. as claim 5 or 6 or 7 described electronic product radiating structures, it is characterized in that, described shell is plastic shell.
10. as claim 5 or 6 or 7 described electronic product radiating structures, it is characterized in that, described sheet metal is silver foil, Copper Foil or aluminum alloy sheet.
CN 201320297826 2013-05-28 2013-05-28 Graphene metal cooling fin and electronic product cooling structure CN203353019U (en)

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Cited By (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104070715A (en) * 2014-06-10 2014-10-01 广州市尤特新材料有限公司 Graphene heat conduction and soaking film
CN104697383A (en) * 2015-03-31 2015-06-10 东莞市闻誉实业有限公司 Radiating plate
CN104717876A (en) * 2013-12-11 2015-06-17 中扬动力股份有限公司 Thermal transfer catalytic heat dissipation method
CN104869193A (en) * 2015-05-13 2015-08-26 广东欧珀移动通信有限公司 Mainboard cooling structure for cellphone, and cellphone
CN105143381A (en) * 2013-04-26 2015-12-09 3M创新有限公司 Heat dissipating sheet
CN105164549A (en) * 2013-03-15 2015-12-16 优步技术公司 Methods, systems, and apparatus for multi-sensory stereo vision for robots
CN105324016A (en) * 2015-12-01 2016-02-10 中国航空工业集团公司洛阳电光设备研究所 Case
CN105621900A (en) * 2016-04-01 2016-06-01 无锡市翱宇特新科技发展有限公司 High-heat-emission graphene composite
CN107249284A (en) * 2017-07-12 2017-10-13 普联技术有限公司 A kind of mobile terminal
CN107249283A (en) * 2017-07-12 2017-10-13 普联技术有限公司 A kind of mobile terminal
CN107275080A (en) * 2017-08-03 2017-10-20 安徽省宁国市海伟电子有限公司 A kind of capacitor mesh explosion-proof metallized film
TWI614352B (en) * 2015-10-27 2018-02-11 長春石油化學股份有限公司 Heat-dissipating copper foil and graphene composite
CN107887354A (en) * 2017-09-27 2018-04-06 刘道灵 A kind of graphene fin
US9952317B2 (en) 2016-05-27 2018-04-24 Uber Technologies, Inc. Vehicle sensor calibration system
CN108028324A (en) * 2014-09-15 2018-05-11 詹姆斯·O·皮农 Cooling fins for battery cooling circuit
GB2562805A (en) * 2017-05-26 2018-11-28 Graphitene Ltd Heat spreader and method of manufacture thereof
CN109302828A (en) * 2018-08-23 2019-02-01 广东思泉新材料股份有限公司 A kind of heat radiation type heat dissipation handware and preparation method thereof for electronic product
US10281923B2 (en) 2016-03-03 2019-05-07 Uber Technologies, Inc. Planar-beam, light detection and ranging system
US10338225B2 (en) 2015-12-15 2019-07-02 Uber Technologies, Inc. Dynamic LIDAR sensor controller
US10479376B2 (en) 2017-03-23 2019-11-19 Uatc, Llc Dynamic sensor selection for self-driving vehicles
US10746858B2 (en) 2017-08-17 2020-08-18 Uatc, Llc Calibration for an autonomous vehicle LIDAR module
US10775488B2 (en) 2017-08-17 2020-09-15 Uatc, Llc Calibration for an autonomous vehicle LIDAR module
US10914820B2 (en) 2018-01-31 2021-02-09 Uatc, Llc Sensor assembly for vehicles

Cited By (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10412368B2 (en) 2013-03-15 2019-09-10 Uber Technologies, Inc. Methods, systems, and apparatus for multi-sensory stereo vision for robotics
CN105164549A (en) * 2013-03-15 2015-12-16 优步技术公司 Methods, systems, and apparatus for multi-sensory stereo vision for robots
CN105143381A (en) * 2013-04-26 2015-12-09 3M创新有限公司 Heat dissipating sheet
CN104717876A (en) * 2013-12-11 2015-06-17 中扬动力股份有限公司 Thermal transfer catalytic heat dissipation method
CN104070715A (en) * 2014-06-10 2014-10-01 广州市尤特新材料有限公司 Graphene heat conduction and soaking film
CN108028324A (en) * 2014-09-15 2018-05-11 詹姆斯·O·皮农 Cooling fins for battery cooling circuit
CN104697383A (en) * 2015-03-31 2015-06-10 东莞市闻誉实业有限公司 Radiating plate
CN104697383B (en) * 2015-03-31 2016-10-05 东莞市闻誉实业有限公司 Heat sink
CN104869193A (en) * 2015-05-13 2015-08-26 广东欧珀移动通信有限公司 Mainboard cooling structure for cellphone, and cellphone
TWI614352B (en) * 2015-10-27 2018-02-11 長春石油化學股份有限公司 Heat-dissipating copper foil and graphene composite
CN105324016A (en) * 2015-12-01 2016-02-10 中国航空工业集团公司洛阳电光设备研究所 Case
CN105324016B (en) * 2015-12-01 2018-04-03 中国航空工业集团公司洛阳电光设备研究所 A kind of cabinet
US10338225B2 (en) 2015-12-15 2019-07-02 Uber Technologies, Inc. Dynamic LIDAR sensor controller
US10677925B2 (en) 2015-12-15 2020-06-09 Uatc, Llc Adjustable beam pattern for lidar sensor
US10281923B2 (en) 2016-03-03 2019-05-07 Uber Technologies, Inc. Planar-beam, light detection and ranging system
CN105621900A (en) * 2016-04-01 2016-06-01 无锡市翱宇特新科技发展有限公司 High-heat-emission graphene composite
US10718856B2 (en) 2016-05-27 2020-07-21 Uatc, Llc Vehicle sensor calibration system
US9952317B2 (en) 2016-05-27 2018-04-24 Uber Technologies, Inc. Vehicle sensor calibration system
US10479376B2 (en) 2017-03-23 2019-11-19 Uatc, Llc Dynamic sensor selection for self-driving vehicles
GB2562805A (en) * 2017-05-26 2018-11-28 Graphitene Ltd Heat spreader and method of manufacture thereof
CN107249284A (en) * 2017-07-12 2017-10-13 普联技术有限公司 A kind of mobile terminal
CN107249283A (en) * 2017-07-12 2017-10-13 普联技术有限公司 A kind of mobile terminal
CN107275080A (en) * 2017-08-03 2017-10-20 安徽省宁国市海伟电子有限公司 A kind of capacitor mesh explosion-proof metallized film
US10746858B2 (en) 2017-08-17 2020-08-18 Uatc, Llc Calibration for an autonomous vehicle LIDAR module
US10775488B2 (en) 2017-08-17 2020-09-15 Uatc, Llc Calibration for an autonomous vehicle LIDAR module
CN107887354A (en) * 2017-09-27 2018-04-06 刘道灵 A kind of graphene fin
CN107887354B (en) * 2017-09-27 2019-10-08 新昌县立诺智能科技有限公司 A kind of graphene cooling fin
US10914820B2 (en) 2018-01-31 2021-02-09 Uatc, Llc Sensor assembly for vehicles
CN109302828A (en) * 2018-08-23 2019-02-01 广东思泉新材料股份有限公司 A kind of heat radiation type heat dissipation handware and preparation method thereof for electronic product

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GR01 Patent grant
C14 Grant of patent or utility model
CP01 Change in the name or title of a patent holder

Address after: 523000 Changan City, Guangdong Province town of Cape Village

Co-patentee after: Dongguan Huaqing Optical Technology Co., Ltd.

Patentee after: Guangdong wins smart group Limited by Share Ltd

Address before: 523000 Changan City, Guangdong Province town of Cape Village

Co-patentee before: Dongguan Huaqing Optical Technology Co., Ltd.

Patentee before: Dongguan Janus Precision Components Co., Ltd.

Address after: 523000 Changan City, Guangdong Province town of Cape Village

Co-patentee after: Dongguan Huaqing Optical Technology Co., Ltd.

Patentee after: Guangdong wins smart group Limited by Share Ltd

Address before: 523000 Changan City, Guangdong Province town of Cape Village

Co-patentee before: Dongguan Huaqing Optical Technology Co., Ltd.

Patentee before: Dongguan Janus Precision Components Co., Ltd.

CP01 Change in the name or title of a patent holder
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Effective date of registration: 20200722

Address after: 523000, Guangdong, Dongguan province Changan Town, South District Industrial Zone

Patentee after: DONGGUAN HUAQING OPTICAL TECHNOLOGY Co.,Ltd.

Address before: 523000 corner village, Changan Town, Dongguan, Guangdong

Co-patentee before: DONGGUAN HUAQING OPTICAL TECHNOLOGY Co.,Ltd.

Patentee before: GUANGDONG JANUS INTELLIGENT GROUP Corp.,Ltd.

TR01 Transfer of patent right