CN202957330U - High-power type cylindrical polymer flexible package lithium ion battery - Google Patents
High-power type cylindrical polymer flexible package lithium ion battery Download PDFInfo
- Publication number
- CN202957330U CN202957330U CN2012205594572U CN201220559457U CN202957330U CN 202957330 U CN202957330 U CN 202957330U CN 2012205594572 U CN2012205594572 U CN 2012205594572U CN 201220559457 U CN201220559457 U CN 201220559457U CN 202957330 U CN202957330 U CN 202957330U
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- CN
- China
- Prior art keywords
- lithium ion
- ion battery
- type cylindrical
- power type
- cylindrical polymer
- 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.)
- Expired - Fee Related
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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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- Sealing Battery Cases Or Jackets (AREA)
Abstract
The utility model relates to a high-power type cylindrical polymer flexible package lithium ion battery which comprises a lithium ion electric core 1, a thermal shrinkage membrane 2, an anode steel cap 3 and a cathode aluminum cake 4. An anode of the lithium ion electric core 1 is welded with the steel cap 3, and a cathode of the lithium ion electric core 1 is welded with the aluminum cake 4. The battery is packaged by the thermal shrinkage membrane 2. The high-power type cylindrical polymer flexible package lithium ion battery is simple in manufacture, convenient to use, high in safety, and capable of achieving high power discharge.
Description
Technical field:
The utility model relates to a kind of lithium ion battery assemble method, specifically, the utility model relates to a kind of high power type cylindrical polymer flexible packaging lithium ion batteries.
Background technology
The advantages such as polymer Li-ion battery is lightweight with it, capacity is large, energy density is high, memory-less effect, used widely in various portable type electronic products, electric vehicle and recharging and energy storage field.At present, column lithium ion battery is generally used box hat or aluminum hull as shell, and the cost of raw material is high; Course of processing complexity; The anti-explosion safety performance is lower; Steel shell has increased the weight of battery, has reduced the gravimetric specific energy of lithium ion battery.
And the lithium ion battery discharge-rate refers to needed current value when battery is emitted its rated capacity in official hour, it equals the multiple of battery rated capacity on data value, usually with letter " C ", means, means that electric discharge a kind of of speed measures.Current most lithium ion battery discharge-rate is in the 0.2-2C scope.
The utility model content
The purpose of this utility model is to overcome the problem of lithium-ion battery with steel shell poor stability, a kind of cylindrical polymer flexible packaging lithium ion batteries is provided, can reduces the cost of raw material, improve gravimetric specific energy, simplified processing process, realize large multiplying power discharging (more than 10C) and easy to use.
The purpose of this utility model is achieved through the following technical solutions: a kind of new polymers flexible packing lithium ion battery is provided, and it comprises battery core, heat shrinkage film, steel cap and aluminium cake.The anodal weldable steel cap of described lithium-ion electric core, negative pole welding of aluminum cake, battery adopts the heat shrinkage film encapsulation, plays stable firmly effect.
The utility model is made simple, easy to use, safe, can realize large multiplying power discharging.
The accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: battery core 1, heat shrinkage film 2, anodal steel cap 3, negative pole aluminium cake 4
Specific implementation method
As shown in Figure 1, the utility model lithium ion battery comprises lithium-ion electric core 1, heat shrinkage film 2, anodal steel cap 3, negative pole aluminium cake 4.The anodal weldable steel cap 3 of described lithium-ion electric core 1, negative pole welding of aluminum cake 4, battery adopts heat shrinkage film 2 encapsulation, plays stable firmly effect.
Claims (1)
1. a high power type cylindrical polymer flexible packaging lithium ion batteries, it is characterized in that: described lithium ion battery comprises lithium-ion electric core, heat shrinkage film, anodal steel cap, negative pole aluminium cake, the anodal weldable steel of lithium-ion electric core emits, negative pole welding of aluminum cake, and battery adopts the heat shrinkage film encapsulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205594572U CN202957330U (en) | 2012-10-29 | 2012-10-29 | High-power type cylindrical polymer flexible package lithium ion battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205594572U CN202957330U (en) | 2012-10-29 | 2012-10-29 | High-power type cylindrical polymer flexible package lithium ion battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202957330U true CN202957330U (en) | 2013-05-29 |
Family
ID=48462884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012205594572U Expired - Fee Related CN202957330U (en) | 2012-10-29 | 2012-10-29 | High-power type cylindrical polymer flexible package lithium ion battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202957330U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104241697A (en) * | 2014-09-17 | 2014-12-24 | 山东恒宇新能源有限公司 | Production method of polymer battery |
| WO2024140943A1 (en) * | 2022-12-29 | 2024-07-04 | Dongguan Amperex Technology Limited | Battery and battery pack |
-
2012
- 2012-10-29 CN CN2012205594572U patent/CN202957330U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104241697A (en) * | 2014-09-17 | 2014-12-24 | 山东恒宇新能源有限公司 | Production method of polymer battery |
| WO2024140943A1 (en) * | 2022-12-29 | 2024-07-04 | Dongguan Amperex Technology Limited | Battery and battery pack |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130529 Termination date: 20141029 |
|
| EXPY | Termination of patent right or utility model |