CN202004108U - Lithium ion battery with temperature regulation structure - Google Patents
Lithium ion battery with temperature regulation structure Download PDFInfo
- Publication number
- CN202004108U CN202004108U CN2011200769379U CN201120076937U CN202004108U CN 202004108 U CN202004108 U CN 202004108U CN 2011200769379 U CN2011200769379 U CN 2011200769379U CN 201120076937 U CN201120076937 U CN 201120076937U CN 202004108 U CN202004108 U CN 202004108U
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- China
- Prior art keywords
- battery pack
- lithium ion
- ion battery
- temperature
- heat
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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
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Abstract
The utility model provides a lithium ion battery pack with a temperature regulation structure. The lithium ion battery pack comprises a battery pack, a positive-negative output terminal, a signal interface and a temperature regulation component, wherein the battery pack built in an aluminum shell comprises a plurality of lithium ion batteries which are arranged in parallel or in series; the positive-negative output terminal is connected with the battery pack through a metal wire, the signal interface is connected with the battery pack through a metal connecting sheet, and both the positive-negative output terminal and the signal interface are arranged in the aluminum; the temperature regulation component is connected with the battery pack and comprises a radiating layer and an insulating layer; and the radiating layer is fixed at the periphery of the battery pack, so that the lithium ion battery pack is suitable for being used in high-temperature environment, and the insulating layer is clamped in the battery pack, so that the lithium ion battery pack is suitable for being used in low-temperature environment. The lithium ion battery pack with the temperature regulation structure solves the problems that the battery pack can not be operated normally under high-temperature and low-temperature environments and has improved safety performance broadened application range.
Description
Technical field
The utility model relates to a kind of lithium ion battery group, and particularly a kind of have the adjustment structure and can be applicable to the lithium ion battery group of hot environment and low temperature environment simultaneously.
Background technology
It is big that lithium ion battery has a specific energy, the voltage height, and advantage such as in light weight, volume is little, and memory-less effect, operating temperature range are wide, and self-discharge rate low and storage life is long, thus be subjected to people's favor.Be applied to electronic product with the lithium ion battery connection in series-parallel as electrical source of power, electric bicycle, electric automobile and space industry.Yet the stability of lithium ion battery and fail safe are poor than other storage batterys, and this just requires it in use, need to be equipped with the battery management system of monitoring battery work, and wherein, heat management is a part important in this battery management system.Temperature influences very big to operation, efficiency for charge-discharge, filling property of battery, capacity and the power of the electro-chemical systems of lithium ion battery, the fail safe of battery and the life-span of battery.For example, when overcharging, temperature raises electrolyte is decomposed, and makes the temperature of inside battery continue to raise so that cause other adverse effects, and pressure rises simultaneously.Rolling up of lithium ion battery pressure and heat is easy to generate spark, causes burning even blast, causes shorter battery life.In addition, the heat that inside battery produces can make the battery temperature that is positioned at battery pack inside be higher than the battery operated optimum temperature upper limit, and be positioned at peripheral battery near ambient temperature, this has just produced serious Temperature Distribution between inner each cell of battery pack inconsistent, thereby cause the performance between the cell not match, cause the battery pack premature failure, therefore the usage range and the practical field of having limited the lithium ion battery group.
The utility model content
The purpose of this utility model is to provide a kind of lithium ion battery group with adjustment structure, it can reduce temperature to the influence in operation, efficiency for charge-discharge, filling property of battery, capacity and the power of the electro-chemical systems of lithium ion battery, the fail safe of battery and the life-span of battery etc., and the lithium ion battery in the battery pack can be worked efficiently in battery operated optimum temperature interval.
Of the present utility model have the lithium ion battery group of adjustment structure to include the in parallel or battery pack that is in series by some lithium ion batteries, and described battery pack is built in the aluminium casing; The both positive and negative polarity lead-out terminal that links to each other by metal wire with described battery pack, with the signaling interface that described battery pack is connected by metal connecting sheet, described both positive and negative polarity lead-out terminal and signaling interface be all outer is located at described aluminium casing; And the temperature-controlled package that links to each other with described battery pack, all can operate as normal in order to guarantee the lithium ion battery group in high temperature area and low temp area.Described both positive and negative polarity lead-out terminal is with the output of two-terminal form, and this mode can guarantee battery plus-negative plate separately, in order to prevent short circuit.Described signaling interface can guarantee the independence of battery pack signals collecting.
As a kind of preferred version of the present utility model, described both positive and negative polarity lead-out terminal place leaves groove with thinking that described battery pack provides the passage of circulation of air.
As a kind of preferred version of the present utility model, described temperature-controlled package includes the heat dissipating layer that matches with described battery surface, is provided with heat eliminating medium in this heat dissipating layer.
As a kind of preferred version of the present utility model, described heat dissipating layer is double-deck heat radiation aluminium flake.
As a kind of preferred version of the present utility model, be laid with louvre on the described heat dissipating layer.
The thermal diffusivity of battery pack when hot environment is used be can improve by described heat dissipating layer, and then the useful life and the scope of application of battery improved.
As a kind of preferred version of the present utility model, described temperature-controlled package includes the heat-insulation layer that is located between the described battery pack, is provided with thermal insulation medium in this heat-insulation layer.
As a kind of preferred version of the present utility model, described heat-insulation layer is the double-layer heat insulation silica gel with nanoscale stratiform structure.
As a kind of preferred version of the present utility model, be installed with resistance wire in the described double-layer heat insulation silica gel, in order to make double-layer heat insulation silica gel temperature rise by resistance wire is switched on.
Temperature in the time of can improving battery pack work by described heat-insulation layer realizes the reasonable utilization of heat, and then improves the useful life and the scope of application of battery.
As a kind of preferred version of the present utility model, described aluminium casing comprises lower casing, described lower casing has the built-in space of matching with the outer surface of described battery pack in order to hold this battery pack, it can guarantee that battery can link together closely, prevent phenomenons such as battery pack generation leakage, improve the fail safe of battery pack; And upper casing, it can guarantee that battery can link together closely, prevents that battery pack from use shaking; Described upper casing is detachable the connection with described lower casing, and when described upper and lower shell was connected, described battery pack promptly was packaged among the described built-in space.
As a kind of preferred version of the present utility model, many lithium ion batteries that the utility model is included, it exists with parallel connection or series connection form, uses the high temperature gummed tape binding between the battery, and then improves the space availability ratio of battery pack.
Adopt the lithium ion battery group with adjustment structure of the present utility model, can reduce the influence of temperature to operation, efficiency for charge-discharge, filling property of battery, capacity and the power of the electro-chemical systems of lithium ion battery, the fail safe of battery and the life-span of battery etc., lithium ion battery in the battery pack can be worked efficiently in battery operated optimum temperature interval, widen the scope of application and the use field of lithium ion battery group.
Description of drawings
For making the purpose of this utility model, technical scheme and advantage clearer, the utility model is described in further detail below in conjunction with accompanying drawing and better embodiment.
Fig. 1 is the battery pack structure schematic diagram that is applicable to hot environment of the utility model better embodiment;
Fig. 2 is the battery pack structure schematic diagram that is applicable to low temperature environment of the utility model better embodiment.
Embodiment
As shown in Figure 1, present embodiment is a megathermal climate district battery pack structure schematic diagram, wherein, the lithium ion battery group with adjustment structure is made up of both positive and negative polarity lead-out terminal 1, signaling interface 2, battery pack 3, upper casing 4, lower casing 5, metal connecting sheet 6 and temperature-adjusting device.Battery pack 3 is closely linked by high temperature gummed tape, links to each other with signaling interface 2 by metal connecting sheet 6, and then combines with lead-out terminal 1, thereby formed the working line of battery; Simultaneously, battery pack closely is coated on aluminum hull inside, is covered with heat radiation aluminium flake 7 in the battery pack external packets, and then has formed the lithium ion battery group that at high temperature to work by upper casing 4 and lower casing 5.
Wherein, heat radiation aluminium flake 7 is double-decker, and is provided with some louvres, and it is located between described lower casing and the battery pack and is coated on the outside of battery pack.When battery pack runs under the hot environment, this heat radiation aluminium flake can improve the thermal diffusivity of battery pack greatly, and then the useful life that can improve battery.
As shown in Figure 2, present embodiment is a microthermal climate district battery pack structure schematic diagram, wherein, the lithium ion battery group with adjustment structure is made up of both positive and negative polarity lead-out terminal 1, signaling interface 2, battery pack 3, upper casing 4, lower casing 5, metal connecting sheet 6 and temperature-adjusting device.Battery pack 3 is closely linked by high temperature gummed tape, links to each other with signaling interface 2 by metal connecting sheet 6, and then combines with lead-out terminal 1, thereby formed the working line of battery; Simultaneously, battery pack closely is coated on aluminum hull inside, in the inner interlayer of battery pack, adds insulation silica gel 8, and then formed the lithium ion battery group that under cryogenic conditions, to work by upper casing 4 and lower casing 5.
Wherein, insulation silica gel 8 is double-decker, and it has nanoscale stratiform structure, and, also be installed with resistance wire in this insulation silica gel 8, by making insulation layer of silica gel temperature rise to this resistance wire energising.Under low temperature environment, the temperature in the time of can improving battery pack work by this insulation silica gel realizes the reasonable utilization of heat, and then improves the useful life of battery.
Claims (10)
1. lithium ion battery group with adjustment structure, include: the in parallel or battery pack that is in series by some lithium ion batteries, it is characterized in that: described battery pack is built in the aluminium casing, also include the both positive and negative polarity lead-out terminal that links to each other by metal wire with described battery pack, with the signaling interface that described battery pack is connected by metal connecting sheet, described both positive and negative polarity lead-out terminal and signaling interface be all outer is located at described aluminium casing; And the temperature-controlled package that links to each other with described battery pack.
2. lithium ion battery group according to claim 1 is characterized in that: described temperature-controlled package includes the heat dissipating layer that matches with described battery surface, is provided with heat eliminating medium in this heat dissipating layer.
3. lithium ion battery group according to claim 2 is characterized in that: described heat dissipating layer is double-deck heat radiation aluminium flake.
4. lithium ion battery group according to claim 3 is characterized in that: be laid with louvre on the described heat dissipating layer.
5. lithium ion battery group according to claim 1 is characterized in that: described temperature-controlled package includes the heat-insulation layer that is located between the described battery pack, is provided with thermal insulation medium in this heat-insulation layer.
6. lithium ion battery group according to claim 5 is characterized in that: described heat-insulation layer is the double-layer heat insulation silica gel with nanoscale stratiform structure.
7. lithium ion battery group according to claim 6 is characterized in that: be installed with resistance wire in the described double-layer heat insulation silica gel, in order to make double-layer heat insulation silica gel temperature rise by resistance wire is switched on.
8. according to each the described lithium ion battery group among the claim 1-7, it is characterized in that: described aluminium casing comprises lower casing, and described lower casing has the built-in space of matching with the outer surface of described battery pack in order to hold this battery pack; And upper casing, described upper casing is detachable the connection with described lower casing, when described upper and lower shell was connected, described battery pack promptly was packaged among the described built-in space.
9. described according to Claim 8 lithium ion battery group is characterized in that: be provided with high temperature gummed tape in the described battery pack, in order to battery is bound together.
10. lithium ion battery group according to claim 9 is characterized in that: described both positive and negative polarity lead-out terminal place leaves groove with thinking that described battery pack provides the passage of circulation of air.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200769379U CN202004108U (en) | 2011-03-22 | 2011-03-22 | Lithium ion battery with temperature regulation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200769379U CN202004108U (en) | 2011-03-22 | 2011-03-22 | Lithium ion battery with temperature regulation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202004108U true CN202004108U (en) | 2011-10-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200769379U Expired - Lifetime CN202004108U (en) | 2011-03-22 | 2011-03-22 | Lithium ion battery with temperature regulation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202004108U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102632801A (en) * | 2012-04-12 | 2012-08-15 | 田枫 | Cell box heating and motor radiating device of electric automobile |
| CN110844282A (en) * | 2019-10-29 | 2020-02-28 | 徐州志欧机电设备有限公司 | Heat preservation device for electronic product in low-temperature environment |
-
2011
- 2011-03-22 CN CN2011200769379U patent/CN202004108U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102632801A (en) * | 2012-04-12 | 2012-08-15 | 田枫 | Cell box heating and motor radiating device of electric automobile |
| CN102632801B (en) * | 2012-04-12 | 2015-10-14 | 田枫 | The battery box of electronlmobil is heated and electric machine radiator |
| CN110844282A (en) * | 2019-10-29 | 2020-02-28 | 徐州志欧机电设备有限公司 | Heat preservation device for electronic product in low-temperature environment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jiangsu Zhong Xingpaineng Battery Co., Ltd Assignor: Shanghai Pylon Technologies Co., Ltd. Contract record no.: 2013320000249 Denomination of utility model: Lithium ion battery with temperature regulation structure Granted publication date: 20111005 License type: Exclusive License Record date: 20130326 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 201203 Shanghai City, Pudong New Area China Zuchongzhi Road (Shanghai) Free Trade Zone No. 73 Lane 887 Patentee after: Shanghai ZTE energy Polytron Technologies Inc Address before: Zuchongzhi road in Pudong New Area Zhangjiang hi tech park Shanghai 201203 Lane 887 No. 73 Patentee before: Zhongxing (Shanghai) Pylon Technology Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 201203 Pudong New Area, Shanghai, China (Shanghai) free trade trial area, 887 Lane 73, Chong Chong Road. Patentee after: Shanghai PON energy Polytron Technologies Inc Address before: 201203 Pudong New Area, Shanghai, China (Shanghai) free trade trial area, 887 Lane 73, Chong Chong Road. Patentee before: Shanghai ZTE energy Polytron Technologies Inc |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111005 |
|
| CX01 | Expiry of patent term |