CN206524395U - A kind of thermally equivalent and the lithium battery group and electric automobile of cooling - Google Patents
A kind of thermally equivalent and the lithium battery group and electric automobile of cooling Download PDFInfo
- Publication number
- CN206524395U CN206524395U CN201720110490.XU CN201720110490U CN206524395U CN 206524395 U CN206524395 U CN 206524395U CN 201720110490 U CN201720110490 U CN 201720110490U CN 206524395 U CN206524395 U CN 206524395U
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- Prior art keywords
- cooling
- battery
- battery core
- heating
- lithium battery
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- 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
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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Abstract
The utility model discloses a kind of thermally equivalent and the lithium battery group and electric automobile of cooling, including：Battery core and heating/cooling system, described heating/cooling system are internally provided with heating plate/coldplate；Described battery core is arranged on heating plate/coldplate, and conductive graphite layer is provided between described battery core and heating plate/coldplate.The thermally equivalent and the lithium battery group of cooling, conductive graphite layer is set in heating plate/between coldplate and battery core, and battery is heated up and cooled by conductive graphite layer.When battery pack needs heating, conductive graphite layer is transmitted to battery core by coordinating heating system by heat, makes battery invalid heated, good by thermal effect；When battery pack needs cooling, conductive graphite layer can make battery core Homogeneouslly-radiating, be effectively increased the service life and security of battery pack by coordinating cooling system to take away the heat of battery core.
Description
Technical field
The utility model is related to technical field of lithium batteries, more particularly, to a kind of thermally equivalent and cooling lithium battery group and
Electric automobile.The battery pack is primarily adapted for use in electric automobile lithium battery group, and its function is mainly that can coordinate radiating and cooling system
It is full and uniform that battery is radiated and cooled down.
Background technology
Compared with orthodox car, electrokinetic cell is the heart of electric automobile, to have born high temperature, anti-obtain water, by must live
Freeze.Once and electric automobile goes out to get over, what is expected at first is exactly that " heart " is out of joint, that is moved under such hot weather
Power battery must be able to it is quiet under " heart ".Electrokinetic cell operating current is big, and quantity of heat production is big, while battery bag is in relative closure
Environment, the temperature that may result in battery rises.Under severe winter weather, battery can be also greatly affected, and cause battery performance
It is decreased obviously.To avoid these drawbacks from being badly in need of improving heating and the heat dispersal situations of battery, enable battery thermally equivalent and radiating.
Chinese patent literature（The day for announcing：On November 9th, 2016, notification number：CN 106099253A）Disclosing one kind is used for
The energy-saving heating apparatus of lithium battery group, belongs to lithium battery technical field of heating.The lithium battery heating effect of prior art is poor, it is difficult to
Ensure that every piece of lithium battery is heated evenly, lithium battery hot-spot can have certain potential safety hazard and waste the energy.One kind is used
In the energy-saving heating apparatus of lithium battery group, including the power supply for heating the heating component of lithium battery, being connected with heating component
The wire portion of the winding lithium battery of each in control module, the utility model is separate and is connected respectively with energy supply control module
Connect, according to the temperature difference of lithium battery group regional, control chip can be passed through different electricity to the wire portion of regional
Pressure, controls the heating member quantity of heat production of regional.And then according to the temperature variations of lithium battery, in time to corresponding wire portion
Powered off, it is ensured that the thermally equivalent of lithium battery group, and the efficiency of heating surface is high, saves the energy, it is simple and reasonable, it is to avoid local
Temperature is too high, prevents potential safety hazard.
Chinese patent literature（The day for announcing：On July 24th, 2013, notification number：CN203085710U）Disclose a kind of lithium electricity
The temperature control device of pond group, belongs to technical field of lithium batteries；Including by lithium battery group into lithium battery group；It is characterized in that：In lithium
The Electric radiant Heating Film with foldability energy is provided between battery.The utility model between the lithium battery of traditional lithium battery group by setting
Electric radiant Heating Film is put, the normal working temperature of lithium battery is effectively guaranteed so that lithium battery can be normal in low temperature and severe cold area
Use, therefore, widened the application of lithium battery, improved the security performance of lithium battery group, while extending lithium battery
The service life of group；As a result of PTC Electric radiant Heating Films as heating material, thus it is fast, the saving energy excellent with firing rate
Point；The utility model is heated using an Electric radiant Heating Film to multiple lithium batteries, therefore it is equal to ensure that every piece of lithium battery is heated
Even property, while single heating film is compared with multiple heating films, also greatly reduces the usage amount of controlling switch, it is ensured that temperature control
The security performance of device.
It is heated and heat dispersion to improve battery in the prior art, employs the schemes such as heater and Electric radiant Heating Film, on
Although state technical scheme also plays heated and heat sinking function in use, but exist it is complicated, play heated and
Radiating effect is limited.
Utility model content
The purpose of this utility model is to provide a kind of brand-new can effectively coordinating and is heated with cooling system to battery pack
Inside is cooled and heating treatment, full and uniform that battery is heated and cooled down, and is heated and cooling effect is notable, can have
The service life of effect increase battery pack and the thermally equivalent of security and the lithium battery group and electric automobile of cooling.
The utility model realizes that the technical scheme that its goal of the invention is used is：A kind of thermally equivalent and the lithium battery of cooling
Group, including：Battery core and heating/cooling system, described heating/cooling system are internally provided with heating plate/coldplate；Described
Battery core is arranged on heating plate/coldplate, and conductive graphite layer is provided between described battery core and heating plate/coldplate.The energy
Thermally equivalent and the lithium battery group of cooling, set conductive graphite layer in heating plate/between coldplate and battery core, pass through conductive graphite
Layer is heated up and cooled to battery.When battery pack needs heating, conductive graphite layer is by coordinating heating system to be transmitted to heat
Battery core, makes battery invalid heated, good by thermal effect；When battery pack needs cooling, conductive graphite layer is by coordinating cooling system
The heat of battery core is taken away, battery core Homogeneouslly-radiating can be made, the service life and security of battery pack is effectively increased.
Preferably, described conductive graphite layer is a conduction graphite film, the one side of described conductive graphite layer is covered in
On heating plate/coldplate, another side is covered in battery core.Conductive graphite layer preferably conduction graphite film, such structure setting letter
Folk prescription just, and is heated, good cooling results, and cost is low.
Preferably, conductive graphite layer extends towards battery core both ends of the surface from battery core laminating and fitted with battery core both ends.For
Make the heated cooling effect of battery core more preferably, conductive graphite layer is extended on the two ends of battery core.
Preferably, the thickness of conductive graphite layer is 0.1 ~ 3mm.
A kind of electric automobile, the electric automobile includes the thermally equivalent and cooling described in claim 1-4 any one
Lithium battery group.
The beneficial effects of the utility model are：The thermally equivalent and the lithium battery group of cooling, in heating plate/coldplate and electricity
Conductive graphite layer is set between core, battery is heated up and cooled by conductive graphite layer.When battery pack needs heating, heat conduction
Graphite linings are transmitted to battery core by coordinating heating system by heat, make battery invalid heated, good by thermal effect；When battery pack needs are cold
When but, conductive graphite layer can make battery core Homogeneouslly-radiating, be effectively increased electricity by coordinating cooling system to take away the heat of battery core
The service life and security of pond group.The lithium battery group is applied on electric automobile, and service life is long, safe.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the lithium battery group of the utility model thermally equivalent and cooling；
In figure：1st, battery core, 2, heating plate/coldplate, 3, conductive graphite layer.
Embodiment
The technical solution of the utility model is described in further detail below by specific embodiment and with reference to accompanying drawing.
Embodiment 1：
In the embodiment shown in fig. 1, a kind of thermally equivalent and the lithium battery group of cooling, including：Battery core 1 and plus hot/cold
But system, heating/cooling system is internally provided with heating plate/coldplate 2；Battery core 1 is arranged on heating plate/coldplate 2, battery core
Conductive graphite layer 3 is provided between 1 and heating plate/coldplate 2.
Conductive graphite layer 3 is a conduction graphite film, 0.1 ~ 3mm of thickness of conduction graphite film, conductive graphite in the present embodiment
The thickness of film is 2.5mm, and the one side of conductive graphite layer 3 is covered on heating plate/coldplate 2, and another side is covered in battery core 1.
Conductive graphite layer 3 is fitted from battery core 1 to be extended towards battery core both ends of the surface and is fitted with the both ends of battery core 1.
Battery core 1 is provided with Electric radiant Heating Film 8 each other with battery core 1, and Electric radiant Heating Film 8 is PTC Electric radiant Heating Films or carbon fiber heating film.
A kind of electric automobile, the electric automobile includes the lithium battery group of above-mentioned thermally equivalent and cooling.
A kind of heated cooling means of thermally equivalent and the lithium battery group of cooling, the radiation cooling method includes：Heat conduction stone
Ink film is arranged on the cold drawing or heating plate of cooling system or heating system, and it is fully contacted battery core surface, heating system
Coordinate heating system that heat is transmitted into battery core by conductive graphite layer during system heating, pass through conductive graphite layer when cooling system is cooled down
Cooling system is coordinated to take away the heat of battery core.
The lithium battery group of thermally equivalent and cooling described in above-described embodiment, sets between battery core and heating plate/coldplate
Conductive graphite layer is put, battery is heated up and cooled using conductive graphite layer.It is main that conductive graphite layer is installed on cooling system
On system or the cold drawing or heating plate of heating system, it is set fully to contact battery core surface to give full play to the heat conduction of conduction graphite film
Function.Conduction graphite film is also known as conductive graphite piece, and radiate graphite film, graphite radiating film etc..Using its table of conduction graphite film
Face can be combined to meet more design functions and needs with the other materials such as metal, plastic cement, adhesive sticker, can effectively with
Heating plate/coldplate and battery core laminating.Conductive graphite layer has low thermal resistance, and thermal resistance is lower than aluminium by 40%, lower than copper by 20%；Weight
Gently：Weight is lighter than aluminium by 25%, lighter than copper by 75%；Conductive graphite layer can smoothly be attached to any plane of battery core and curved surface, piece
Layer structure can be well adapted for the super-high heat-conductive performance in the range of 1200 W/m-K in any surface, plane, and can edge
Both direction uniform heat conduction.And conductive graphite layer stability is high, can effectively improve the stability in use of battery pack.Battery pack
When needing heating, conductive graphite layer is transmitted to battery core by coordinating heating system by heat.When battery pack needs cooling, conductive graphite
Layer is by coordinating cooling system to take away the heat of battery core.
Claims (5)
1. a kind of thermally equivalent and the lithium battery group of cooling, it is characterised in that including：Battery core（1）And heating/cooling system, it is described
Heating/cooling system be internally provided with heating plate/coldplate（2）；Described battery core（1）It is arranged on heating plate/coldplate（2）
On, described battery core（1）With heating plate/coldplate（2）Between be provided with conductive graphite layer（3）.
2. a kind of thermally equivalent according to claim 1 and the lithium battery group of cooling, it is characterised in that：Described heat conduction stone
Layer of ink（3）For a conduction graphite film, described conductive graphite layer（3）One side be covered in heating plate/coldplate（2）On, it is another
Face is covered in battery core（1）On.
3. a kind of thermally equivalent according to claim 2 and the lithium battery group of cooling, it is characterised in that：Described heat conduction stone
Layer of ink（3）Extend from battery core laminating towards battery core both ends of the surface and fitted with battery core both ends.
4. the lithium battery group of a kind of thermally equivalent and cooling according to claim 1 or 2 or 3, it is characterised in that：Heat conduction stone
Layer of ink（3）Thickness be 0.1 ~ 3mm.
5. a kind of electric automobile, it is characterised in that：The electric automobile includes the thermally equivalent described in claim 1-4 any one
With the lithium battery group of cooling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720110490.XU CN206524395U (en) | 2017-02-06 | 2017-02-06 | A kind of thermally equivalent and the lithium battery group and electric automobile of cooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720110490.XU CN206524395U (en) | 2017-02-06 | 2017-02-06 | A kind of thermally equivalent and the lithium battery group and electric automobile of cooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206524395U true CN206524395U (en) | 2017-09-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720110490.XU Expired - Fee Related CN206524395U (en) | 2017-02-06 | 2017-02-06 | A kind of thermally equivalent and the lithium battery group and electric automobile of cooling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206524395U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106654455A (en) * | 2017-02-06 | 2017-05-10 | 浙江超威创元实业有限公司 | Uniformly heated and cooled lithium battery pack and application and heating/cooling method thereof |
-
2017
- 2017-02-06 CN CN201720110490.XU patent/CN206524395U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106654455A (en) * | 2017-02-06 | 2017-05-10 | 浙江超威创元实业有限公司 | Uniformly heated and cooled lithium battery pack and application and heating/cooling method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190221 Address after: 313100 No. 358 Pheasant Island Avenue, Paixi Street, Changxing County, Huzhou City, Zhejiang Province Patentee after: Zhejiang Xinchuang Energy Co., Ltd. Address before: 313100 No. 12 Pheasant Island Avenue, Pheasant Town Xinxing Industrial Park, Changxing County, Huzhou City, Zhejiang Province Patentee before: Zhejiang Chaowei Chuangyuan Industrial Co., Ltd. |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170926 Termination date: 20200206 |
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| CF01 | Termination of patent right due to non-payment of annual fee |