CN106785206A - A kind of flexible multi-layered Graphene heat dissipation film and its battery of application - Google Patents
A kind of flexible multi-layered Graphene heat dissipation film and its battery of application Download PDFInfo
- Publication number
- CN106785206A CN106785206A CN201611235839.9A CN201611235839A CN106785206A CN 106785206 A CN106785206 A CN 106785206A CN 201611235839 A CN201611235839 A CN 201611235839A CN 106785206 A CN106785206 A CN 106785206A
- Authority
- CN
- China
- Prior art keywords
- support bar
- heat dissipation
- dissipation film
- support
- phase change
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000017525 heat dissipation Effects 0.000 title claims abstract description 41
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 32
- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 32
- 239000012071 phase Substances 0.000 claims abstract description 20
- 239000008385 outer phase Substances 0.000 claims abstract description 13
- 235000019994 cava Nutrition 0.000 claims description 3
- 238000005253 cladding Methods 0.000 claims description 3
- 230000009466 transformation Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- -1 graphite Alkene Chemical class 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920003223 poly(pyromellitimide-1,4-diphenyl ether) Polymers 0.000 description 1
- 239000005439 thermosphere Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/623—Portable devices, e.g. mobile telephones, cameras or pacemakers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/653—Means for temperature control structurally associated with the cells characterised by electrically insulating or thermally conductive materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6551—Surfaces specially adapted for heat dissipation or radiation, e.g. fins or coatings
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Secondary Cells (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The present invention relates to a kind of flexible multi-layered Graphene heat dissipation film and its battery of application, heat dissipation film is cirque structure, heat dissipation film includes outer phase change layer successively from the outside to the core, heat dissipating layer and interior phase change layer, the heat dissipating layer includes the first support group, second support group and Graphene, first support group is made up of 12 the first support bars into the inwall for being fixed on outer phase change layer of divergent shape, second support group is made up of 12 the second support bars into the outer wall for being fixed on interior phase change layer of divergent shape, first support bar is arranged alternately with the second support bar, any one first support bar is plug-type to be arranged between two adjacent the second support bars, the Graphene is filled between outer phase change layer and interior phase change layer, being capable of effective temperature-reducing, service life greatly improved.
Description
Technical field
The present invention relates to a kind of heat dissipation film, and in particular to a kind of flexible multi-layered Graphene heat dissipation film and its battery of application.
Background technology
Usually, unmanned plane includes being provided for the drive device of unmanned plane the battery of electric energy.Existing battery is generally comprised
Housing and battery, battery are easily generated heat in use, and the temperature of circuit board is such as reduced not in time, then may influence battery
Normal work, and existing battery is very low in winter effective utilization.
The content of the invention
The present invention proposes the battery of a kind of flexible multi-layered Graphene heat dissipation film and its application, Neng Gouyou regarding to the issue above
Effect cooling, greatly improved service life.
Specific technical scheme is as follows：
A kind of flexible multi-layered Graphene heat dissipation film, heat dissipation film is cirque structure, and heat dissipation film includes outer successively from the outside to the core
Phase change layer, heat dissipating layer and interior phase change layer, the heat dissipating layer include the first support group, the second support group and Graphene, the first support
Group is made up of 12 the first support bars into the inwall for being fixed on outer phase change layer of divergent shape, and the second support group is by 12 second supports
Bar is constituted into the outer wall for being fixed on interior phase change layer of divergent shape, and the first support bar is arranged alternately with the second support bar, any one
First support bar is plug-type to be arranged between two adjacent the second support bars, and the Graphene is filled in outer phase change layer and interior
Between phase change layer.
A kind of above-mentioned flexible multi-layered Graphene heat dissipation film, wherein, the cross sectional shape of first support bar is rectangular configuration,
The free end face of the first support bar caves inward to form the groove of arc-shaped structure, and the width of the first support bar is L1, is highly
H1。
A kind of above-mentioned flexible multi-layered Graphene heat dissipation film, wherein, the cross sectional shape of second support bar is rectangular configuration,
The outwardly projection for forming arc-shaped structure of free end face of the second support bar, the width of the second support bar is L2, is highly
H2。
A kind of above-mentioned flexible multi-layered Graphene heat dissipation film, wherein, the width L1 of first support bar is less than two neighboring
The distance between second support bar L3, the width L2 of the second support bar is less than the distance between two neighboring first support bar L4,
Height H2s of the height H1 of the first support bar more than the second support bar.
A kind of above-mentioned flexible multi-layered Graphene heat dissipation film, wherein, a heat dissipation paths, institute are provided with first support bar
Stating heat dissipation channel includes the internal diameter of interconnected first passage, second channel and third channel, first passage and third channel
Gradually increase from outside phase inner side, make its section in isosceles trapezoidal structure, the cross sectional shape of second channel is rectangle.
A kind of battery with flexible multi-layered Graphene heat dissipation film, including housing, are provided with two battery cavities, battery in housing
Core is fixed in battery cavities, and the flexible multi-layered Graphene heat dissipation film of circle of each battery cavity outer wall cladding one, the housing bottom is provided with
Locating slot, the cross sectional shape of locating slot is isosceles trapezoidal structure.
Beneficial effects of the present invention are：
The flexible multi-layered Graphene heat dissipation film of battery applications of the invention, heat dissipating layer is fixed between two phase change layers, is dissipated
Thermosphere both increased toughness using the heat dissipating layer of special construction, and intensity is improve again, radiating efficiency greatly improved, by the electricity
Pond is applied on unmanned plane, and battery will not produce failure because of overheat, is added significantly to the flight time of unmanned plane.
The splendid heat sink material of Graphene effect propety, serves radiating effect well, realizes quick conductive, with phase
Change layer is coordinated, and is realized the storage of potential, is put, and improves economic worth, and production efficiency greatly improved, and reduces cost,
Have wide range of applications, can be widely used for equipment cooling.
Brief description of the drawings
Fig. 1 is flexible multi-layered Graphene heat dissipation film sectional view of the invention.
Fig. 2 is battery sectional view of the present invention.
Fig. 3 is the first support bar sectional view of the invention.
Specific embodiment
To make technical scheme become apparent from clearly, the present invention is described further below in conjunction with the accompanying drawings,
Any technical characteristic to technical solution of the present invention carries out the scheme that equivalencing and conventional reasoning draw and each falls within guarantor of the present invention
Shield scope.
Reference
Heat dissipation film 1, outer phase change layer 2, heat dissipating layer 3, interior phase change layer 4, Graphene 5, the first support bar 6, the second support bar 7,
Groove 8, raised 9, heat dissipation channel 10, first passage 11, second channel 12, third channel 13, housing 14, battery 15, positioning
Groove 16.
A kind of flexible multi-layered Graphene heat dissipation film as shown in the figure, heat dissipation film 1 is cirque structure, heat dissipation film from the outside to the core according to
It is secondary including outer phase change layer 2, heat dissipating layer 3 and interior phase change layer 4, the heat dissipating layer includes the first support group, the second support group and graphite
Alkene 5, the first support group is made up of the inwall for being fixed on outer phase change layer of 12 the first support bars, 6 one-tenth divergent shapes, the second support group
It is made up of the outer wall for being fixed on interior phase change layer of 12 the second support bars, 7 one-tenth divergent shapes, the first support bar and the second support bar are handed over
For setting, any one first support bar is plug-type to be arranged between two adjacent the second support bars, and the Graphene is filled out
Fill between outer phase change layer and interior phase change layer, the outer phase change layer and interior phase change layer are constituted by Kapton；Described
The cross sectional shape of one support bar is rectangular configuration, and the free end face of the first support bar caves inward to form the groove of arc-shaped structure
8, the width of the first support bar is L1, is highly H1；The cross sectional shape of second support bar is rectangular configuration, the second support bar
Free end face it is outwardly form raised the 9 of arc-shaped structure, the width of the second support bar is L2, is highly H2；Described
, less than the distance between two neighboring second support bar L3, the width L2 of the second support bar is less than adjacent for the width L1 of one support bar
The distance between two the first support bars L4, the height H2s of the height H1 more than the second support bar of the first support bar；Described first
A heat dissipation paths 10 are provided with support bar, the heat dissipation channel includes interconnected first passage 11, the and of second channel 12
The interior phase inner side of outside without leave of third channel 13, first passage and third channel gradually increases, and makes its section be in isosceles trapezoid knot
Structure, the cross sectional shape of second channel is rectangle.
A kind of battery with flexible multi-layered Graphene heat dissipation film, including housing 14, are provided with two battery cavities in housing, electricity
Pond core 15 is fixed in battery cavities, the flexible multi-layered Graphene heat dissipation film of circle of each battery cavity outer wall cladding one, the housing bottom
Locating slot 16 is provided with, the cross sectional shape of locating slot is isosceles trapezoidal structure, and locating slot is used to determine the installation position of battery.
Claims (6)
1. a kind of flexible multi-layered Graphene heat dissipation film, it is characterized by, heat dissipation film is cirque structure, and heat dissipation film is from the outside to the core successively
Including outer phase change layer, heat dissipating layer and interior phase change layer, the heat dissipating layer includes the first support group, the second support group and Graphene, the
One support group is made up of 12 the first support bars into the inwall for being fixed on outer phase change layer of divergent shape, and the second support group is by 12
Two support bars are constituted into the outer wall for being fixed on interior phase change layer of divergent shape, and the first support bar is arranged alternately with the second support bar, are appointed
One the first support bar of meaning is plug-type to be arranged between two adjacent the second support bars, and the Graphene is filled in outer phase transformation
Between layer and interior phase change layer.
2. a kind of flexible multi-layered Graphene heat dissipation film as claimed in claim 1, it is characterized by, the section of first support bar
Rectangular configuration is shaped as, the free end face of the first support bar caves inward to form the groove of arc-shaped structure, the first support bar
Width is L1, is highly H1.
3. a kind of flexible multi-layered Graphene heat dissipation film as claimed in claim 1, it is characterized by, the section of second support bar
It is shaped as rectangular configuration, the outwardly projection for forming arc-shaped structure of free end face of the second support bar, the second support bar
Width is L2, is highly H2.
4. a kind of flexible multi-layered Graphene heat dissipation film as claimed in claim 1, it is characterized by, the width of first support bar
L1 is less than two neighboring first support bar less than the distance between two neighboring second support bar L3, the width L2 of the second support bar
The distance between L4, the height H2 of the height H1 of the first support bar more than the second support bar.
5. a kind of flexible multi-layered Graphene heat dissipation film as claimed in claim 1, it is characterized by, it is provided with first support bar
One heat dissipation paths, the heat dissipation channel includes interconnected first passage, second channel and third channel, first passage and
The interior phase inner side of outside without leave of third channel gradually increases, and makes its section in isosceles trapezoidal structure, the cross sectional shape of second channel
It is rectangle.
6. a kind of battery with flexible multi-layered Graphene heat dissipation film, it is characterized by, including housing, two batteries are provided with housing
Chamber, battery is fixed in battery cavities, and each battery cavity outer wall cladding one encloses heat dissipation film, and the housing bottom is provided with locating slot,
The cross sectional shape of locating slot is isosceles trapezoidal structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611235839.9A CN106785206A (en) | 2016-12-28 | 2016-12-28 | A kind of flexible multi-layered Graphene heat dissipation film and its battery of application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611235839.9A CN106785206A (en) | 2016-12-28 | 2016-12-28 | A kind of flexible multi-layered Graphene heat dissipation film and its battery of application |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106785206A true CN106785206A (en) | 2017-05-31 |
Family
ID=58924768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611235839.9A Pending CN106785206A (en) | 2016-12-28 | 2016-12-28 | A kind of flexible multi-layered Graphene heat dissipation film and its battery of application |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106785206A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110880629A (en) * | 2019-11-19 | 2020-03-13 | 安徽省聚科石墨烯科技股份公司 | Radiating group battery device of phase change material is assisted to graphite alkene |
| CN115972686A (en) * | 2023-02-24 | 2023-04-18 | 维沃移动通信有限公司 | Battery wrapping film, battery and electronic device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102573413A (en) * | 2011-12-07 | 2012-07-11 | 深圳市爱诺菲科技有限公司 | Graphene radiation material, and preparation method and application thereof |
| CN203537732U (en) * | 2013-11-06 | 2014-04-09 | 中国科学院宁波材料技术与工程研究所 | Graphene heat radiation film |
| CN204498187U (en) * | 2015-04-17 | 2015-07-22 | 深圳辉烨通讯技术有限公司 | A kind of smart mobile phone being beneficial to battery heat radiation |
| CN105765755A (en) * | 2013-10-28 | 2016-07-13 | 约翰逊控制技术公司 | System and method for battery cell thermal management using carbon-based thermal films |
| CN205674588U (en) * | 2016-05-31 | 2016-11-09 | 皖西学院 | A kind of Graphene heat dissipation film |
-
2016
- 2016-12-28 CN CN201611235839.9A patent/CN106785206A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102573413A (en) * | 2011-12-07 | 2012-07-11 | 深圳市爱诺菲科技有限公司 | Graphene radiation material, and preparation method and application thereof |
| CN105765755A (en) * | 2013-10-28 | 2016-07-13 | 约翰逊控制技术公司 | System and method for battery cell thermal management using carbon-based thermal films |
| CN203537732U (en) * | 2013-11-06 | 2014-04-09 | 中国科学院宁波材料技术与工程研究所 | Graphene heat radiation film |
| CN204498187U (en) * | 2015-04-17 | 2015-07-22 | 深圳辉烨通讯技术有限公司 | A kind of smart mobile phone being beneficial to battery heat radiation |
| CN205674588U (en) * | 2016-05-31 | 2016-11-09 | 皖西学院 | A kind of Graphene heat dissipation film |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110880629A (en) * | 2019-11-19 | 2020-03-13 | 安徽省聚科石墨烯科技股份公司 | Radiating group battery device of phase change material is assisted to graphite alkene |
| CN115972686A (en) * | 2023-02-24 | 2023-04-18 | 维沃移动通信有限公司 | Battery wrapping film, battery and electronic device |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170531 |
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| RJ01 | Rejection of invention patent application after publication |