CN201421862Y - Single battery and high power lithium ion power battery pack adopting same - Google Patents
Single battery and high power lithium ion power battery pack adopting same Download PDFInfo
- Publication number
- CN201421862Y CN201421862Y CN200920106835XU CN200920106835U CN201421862Y CN 201421862 Y CN201421862 Y CN 201421862Y CN 200920106835X U CN200920106835X U CN 200920106835XU CN 200920106835 U CN200920106835 U CN 200920106835U CN 201421862 Y CN201421862 Y CN 201421862Y
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- cooling
- pipe
- cell
- battery pack
- utility
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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 single battery, which comprises a housing, a plurality of pairs of monolithic batteries, a positive plate, a negative plate and temperature lowering structures mounted between each pair of monolithic batteries, wherein the temperature lowering structure comprises a cooling network board, a connecting pipe, a main pipe and an inlet and outlet pipe, a cooling pipe or a cooling bar is mounted in the inner cavity of the cooling network board, one end of the inlet and outlet pipe is connected with the main pipe, and the inlet and outlet pipe, the main pipe, the connecting pipe and the cooling network board are all communicated in sequence. In the high power lithium ion power battery pack adopting single batteries provided by the utility model, common positive and negative electrode as well as common cooling pipe are shared by the single batteries, wherein the cooling pipe is connected with the inlet and outlet pipe through a branch pipe with quick connectors attwo ends thereof, and the other end of the cooling pipe is connected with a micro-compressor arranged externally. The utility model has the advantages that when the temperature in the battery pack rises, a temperature auto-control device starts the micro-compressor so as to realize the heat dissipation and cooling of the lithium ion power battery pack under the condition of high power, therefore the usage and maintenance thereof is very convenient.
Description
Technical field
The utility model relates to lithium-ion-power cell, particularly relates to the high-power lithium ion power battery pack of a kind of cell and this cell of employing.
Background technology
At present, electric automobile (EV) and hybrid vehicle (HEV) can effectively solve problem of environmental pollution, alleviating energy crisis.So the fast charge and discharge of electrokinetic cell become the key technology of electric motor car.
The specific energy of lithium ion battery and specific power height, charge-discharge performance is good, the operating voltage height, have extended cycle life, self-discharge rate is low, pollution-free etc. have an impayable superiority of other electrokinetic cell, but, high-power lithium ion battery is big because of volume, charging or discharging current is big, and its temperature fast rise can cause burning of lithium-ion-power cell.Therefore, solving the high-power lithium ion electrokinetic cell is an instant problem in the cooling problem that high magnification charges and discharge under the condition.
The utility model content
The purpose of this utility model is exactly in order to overcome above defective, and a kind of heat radiation and cooling effectively under the high magnification service condition that be implemented in is provided, and operation and maintenance is cell and the high-power lithium ion power battery pack that adopts this cell easily.
For achieving the above object, the cell that the utility model provides, comprise housing, some to monolithic battery and public positive and negative pole plate thereof, also comprise cooling structure, described cooling structure comprises some cooling web plates, main and the turnover pipe between monolithic battery, the left and right sides of described cooling web plate upper end is provided with tube connector, described tube connector one end communicates with described cooling web plate, the other end communicates with described main, described main communicates with described turnover pipe, and cooling water pipe or cooling stick are installed in the inner chamber of described cooling web plate; Described housing top is equipped with temperature measuring equipment, and described temperature measuring equipment and described cooling web plate are fixedly installed togather.
The utility model cell, wherein said cooling structure also comprises arm, and snap joint is equipped with at the two ends of described arm, and described arm is connected with the turnover pipe by described snap joint.
The utility model cell, the both sides of wherein said cooling web plate add metal forming.
The utility model cell, wherein said monolithic battery are that 3-6 is right.
The utility model cell, wherein said cooling water pipe or cooling stick adopt metal tube or the metal bar of Φ 1-Φ 5mm.
The utility model cell, wherein said cooling structure adopt feeding gas or liquid to cool off.
For achieving the above object, the high-power lithium ion power battery pack of the described cell of employing that the utility model provides, comprise several cells and public cooling water pipe, each described cell is provided with public positive and negative electrode, described positive and negative electrode is connected by polarity separately with described positive and negative pole plate, described public cooling water pipe is connected with described arm by described snap joint, and the other end of described public cooling water pipe is used for being connected with external compressor.
The advantage of the utility model cell is: because it is provided with cooling structure, can solve the heat radiation and the cooling problem of cell when high power charging-discharging by feeding gas or liquid to the cell cooling of lowering the temperature in cooling structure.The utility model adopts the high-power lithium ion power battery pack of described cell to be made up of a plurality of cells, and be provided with public cooling water pipe, during use temperature measuring equipment is connected with automatic temperature control, public cooling water pipe is connected with external compressor, feeding gas or liquid cools off, and the switching by automatic temperature control control compressor, thereby realized heat radiation and the cooling of lithium-ion-power cell group under the high power charging-discharging service condition.When temperature rose to set point in the battery pack, automatic temperature control started compressor, and when treating that temperature drops to set point, automatic temperature control is closed micro-compressor automatically.
Below with reference to accompanying drawings and in conjunction with the embodiments the utility model is elaborated.
Description of drawings
Fig. 1 is the stereogram of the utility model cell;
Fig. 2 is that the master of the utility model cell looks cutaway view;
Fig. 3 is the A-A cutaway view of Fig. 2;
Fig. 4 is the partial sectional view I of Fig. 2;
Fig. 5 is the stereogram of cooling structure;
Fig. 6 is that the master of cooling structure looks cutaway view;
Fig. 7 is the vertical view of cooling structure;
Fig. 8 is the B-B cutaway view of Fig. 6;
Fig. 9 is the partial sectional view II of Fig. 8;
Figure 10 is the partial sectional view III of Fig. 7;
Figure 11 is the stereogram that the utility model adopts the high-power lithium ion power battery pack of cell.
Embodiment
In order to overcome existing high-power lithium ion battery high power charging-discharging problem of temperature rise, this patent adopts the cell of a plurality of 3-20mm thickness to add " the cooling web plate " that is used to lower the temperature, logical gas/liquid makes high-power lithium ion battery produce cool effect when high power charging-discharging in " cooling web plate ".
Referring to figs. 1 through Fig. 3, the utility model cell comprises housing 9,3-6 to monolithic battery 1 and public positive and negative pole plate 8 thereof, and cooling structure 2.Cooling structure 2 adopts feeding gas or liquid to cool off.With reference to Fig. 5 to Fig. 9, cooling structure 2 comprises some cooling web plates 21, tube connector 22, main 23, turnover pipe 24 and arm 4.The left and right sides of cooling web plate 21 upper ends is provided with tube connector 22, and tube connector 22 1 ends communicate with cooling web plate 21, and the other end communicates with main 23, and main 23 communicates with turnover pipe 24, in the inner chamber of cooling web plate 21 cooling water pipe or cooling stick 25 is installed.Snap joint 3 is equipped with at the two ends of arm 4, and arm 4 is connected with turnover pipe 24 by snap joint 3.
In the embodiment of the utility model cell, with reference to Fig. 3, cooling web plate 21 is installed between every pair of monolithic battery 1.The both sides of cooling web plate 21 are bonded with metal forming, are used to improve the effect of cooling.With reference to Figure 10, be provided with cooling water pipe or cooling stick 25 in cooling web plate 21 inner chambers.Cooling water pipe or cooling stick 25 adopt metal tube or the metal bar of Φ 1-Φ 5mm.
See figures.1.and.2, housing 9 tops are equipped with temperature measuring equipment 5, and temperature measuring equipment 5 is placed in the middle of two monolithic batteries 1, are fixedly installed togather with cooling web plate 21.
With reference to Figure 11, among the embodiment of the high-power lithium ion power battery pack of the utility model employing cell, include 8 cells, each cell is provided with public positive and negative electrode 12 and public cooling water pipe 10, and positive and negative electrode 12 is connected by polarity separately with positive and negative pole plate 8.Public cooling water pipe 10 1 ends are connected respectively with arm 4 by snap joint 3, the other end is connected with external compressor 11, constitute the gas or the liquid circulation channel of micro-compressor 11, micro-compressor 11 is used to carry gas or liquid that cell is cooled off.
Adopt in the high-power lithium ion power battery pack of cell at the utility model, the detection signal of temperature measuring equipment 5 that will be positioned at the cell at battery pack middle part usually exports automatic temperature control to, promptly usually gather the temperature of the high-order bit of temperature in the battery pack, micro-compressor 11 is controlled by automatic temperature control.
Adopt the use of high-power lithium ion power battery pack and the course of work of cell to explain to the utility model below.
At first, the cell that will have cooling structure requires to carry out connection in series-parallel according to electric motor car, simultaneously public cooling water pipe 10 is connected with arm 4 respectively by snap joint 3, and the other end of public cooling water pipe 10 is connected with micro-compressor 11.The temperature measuring equipment 5 usefulness lead-in wire that will be positioned at the battery pack middle part is connected to external automatic temperature control, and automatic temperature control is received the on-off control system of compressor.Then, the inside that the cold air or the liquid in the external world is transported to heat sink by micro-compressor.When battery pack is used at high power, when temperature rises to set point in the battery pack, automatic temperature control starts compressor, when treating that temperature drops to set point, automatic temperature control is closed micro-compressor automatically, thereby realizes heat radiation and the cooling of lithium-ion-power cell group under the high magnification service condition.Adopt snap joint 3, can realize the quick replacing of cell, saved the battery maintenance time.
The above embodiment is described preferred implementation of the present utility model; be not that scope of the present utility model is limited; relate under the prerequisite of spirit not breaking away from the utility model; various distortion and improvement that the common engineers and technicians in this area make the technical solution of the utility model all should fall in the definite protection range of claims of the present utility model.
Claims (7)
1. cell, comprise housing (9), some to monolithic battery (1) and just public, negative plate (8), it is characterized in that: also comprise cooling structure (2), described cooling structure (2) comprises the some cooling web plates (21) that are positioned between the monolithic battery (1), main (23) and turnover pipe (24), the left and right sides of described cooling web plate (21) upper end is provided with tube connector (22), described tube connector (22) one ends communicate with described cooling web plate (21), the other end communicates with described main (23), described main (23) communicates with described turnover pipe (24), and cooling water pipe or cooling stick (25) are installed in the inner chamber of described cooling web plate (21); Described housing (9) top is equipped with temperature measuring equipment (5), and described temperature measuring equipment (5) is fixedly installed togather with described cooling web plate (21).
2. cell according to claim 1, it is characterized in that: wherein said cooling structure (2) also comprises arm (4), snap joint (3) is equipped with at the two ends of described arm (4), and described arm (4) is connected with turnover pipe (24) by described snap joint (3).
3. cell according to claim 2 is characterized in that: the both sides of wherein said cooling web plate (21) add metal forming.
4. cell according to claim 3 is characterized in that: wherein said monolithic battery (1) is right for 3-6.
5. cell according to claim 4 is characterized in that: wherein said cooling water pipe or cooling stick (25) adopt metal tube or the metal bar of Φ 1-Φ 5mm.
6. cell according to claim 5 is characterized in that: wherein said cooling structure (2) adopts feeding gas or liquid to cool off.
7. adopt the high-power lithium ion power battery pack of arbitrary described cell in the claim 2 to 6, it is characterized in that: comprise several cells and public cooling water pipe (10), each described cell is provided with public positive and negative electrode (12), described positive and negative electrode (12) is connected by polarity separately with described positive and negative pole plate (8), described public cooling water pipe (10) is connected with described arm (4) by described snap joint (3), and the other end of described public cooling water pipe (10) is used for being connected with external compressor (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920106835XU CN201421862Y (en) | 2009-03-25 | 2009-03-25 | Single battery and high power lithium ion power battery pack adopting same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920106835XU CN201421862Y (en) | 2009-03-25 | 2009-03-25 | Single battery and high power lithium ion power battery pack adopting same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201421862Y true CN201421862Y (en) | 2010-03-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN200920106835XU Expired - Lifetime CN201421862Y (en) | 2009-03-25 | 2009-03-25 | Single battery and high power lithium ion power battery pack adopting same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201421862Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105934357A (en) * | 2013-11-18 | 2016-09-07 | 法雷奥热系统公司 | Support device for tube, in particular tube of heat exchanger designed to come into contact with motor vehicle battery |
| CN106129527A (en) * | 2016-08-11 | 2016-11-16 | 北京交通大学 | A kind of Li-ion batteries piles lug liquid cooling apparatus cold based on liquid |
| CN109155195A (en) * | 2016-05-25 | 2019-01-04 | 松下知识产权经营株式会社 | Capacitor |
| CN110637381A (en) * | 2017-05-22 | 2019-12-31 | 宝马股份公司 | Energy storage housing with cooling connection, energy storage device and motor vehicle with energy storage device |
-
2009
- 2009-03-25 CN CN200920106835XU patent/CN201421862Y/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105934357A (en) * | 2013-11-18 | 2016-09-07 | 法雷奥热系统公司 | Support device for tube, in particular tube of heat exchanger designed to come into contact with motor vehicle battery |
| CN105934357B (en) * | 2013-11-18 | 2019-07-19 | 法雷奥热系统公司 | A kind of support device for pipe fitting, specifically for the pipe fitting for the heat exchanger for being designed to contact with motor vehicle battery |
| CN109155195A (en) * | 2016-05-25 | 2019-01-04 | 松下知识产权经营株式会社 | Capacitor |
| US10784050B2 (en) | 2016-05-25 | 2020-09-22 | Panasonic Intellectual Property Management Co., Ltd. | Capacitor |
| CN109155195B (en) * | 2016-05-25 | 2020-10-30 | 松下知识产权经营株式会社 | Capacitor with a capacitor element |
| CN106129527A (en) * | 2016-08-11 | 2016-11-16 | 北京交通大学 | A kind of Li-ion batteries piles lug liquid cooling apparatus cold based on liquid |
| CN106129527B (en) * | 2016-08-11 | 2019-04-26 | 江苏卓岸电源科技有限公司 | A kind of Li-ion batteries piles tab liquid cooling apparatus based on liquid cooling |
| CN110637381A (en) * | 2017-05-22 | 2019-12-31 | 宝马股份公司 | Energy storage housing with cooling connection, energy storage device and motor vehicle with energy storage device |
| CN110637381B (en) * | 2017-05-22 | 2022-05-24 | 宝马股份公司 | Energy storage housing with cooling connection, energy storage device and motor vehicle with energy storage device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: UNIPOWER BATTERY LTD. Free format text: FORMER OWNER: HUANYU GROUP CO., LTD., HENAN Effective date: 20110315 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 453002 NO. 1, HUANYU AVENUE, XINXIANG CITY, HE'NAN PROVINCE TO: 100020 26/F, BLOCK A, NORTH TOWER, SOHO SHANGDU, NO. 8, DONGDAQIAO ROAD, CHAOYANG DISTRICT, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20110315 Address after: 100020 Beijing city Chaoyang District East Bridge Road No. 8, block A 26 layer SOHO Patentee after: Beijing universal Amperex Technology Limited Address before: No. 1 Xinxiang City, Henan province 453002 universal Road Patentee before: Huanyu Group Co., Ltd., Henan |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100310 |