CN202423408U - 一种二次电池的安全结构 - Google Patents
一种二次电池的安全结构 Download PDFInfo
- Publication number
- CN202423408U CN202423408U CN2012200041296U CN201220004129U CN202423408U CN 202423408 U CN202423408 U CN 202423408U CN 2012200041296 U CN2012200041296 U CN 2012200041296U CN 201220004129 U CN201220004129 U CN 201220004129U CN 202423408 U CN202423408 U CN 202423408U
- Authority
- CN
- China
- Prior art keywords
- metal shell
- positive pole
- metallic foil
- positive
- pole piece
- 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
Links
- 229910052751 metal Inorganic materials 0.000 claims abstract description 21
- 239000002184 metal Substances 0.000 claims abstract description 21
- 239000011888 foil Substances 0.000 claims abstract description 15
- 238000010276 construction Methods 0.000 claims description 10
- 125000006850 spacer group Chemical group 0.000 claims description 9
- 230000004888 barrier function Effects 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 5
- 238000004513 sizing Methods 0.000 claims description 5
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 3
- 239000003792 electrolyte Substances 0.000 claims description 3
- 238000009713 electroplating Methods 0.000 claims description 3
- 229910052731 fluorine Inorganic materials 0.000 claims description 3
- 239000011737 fluorine Substances 0.000 claims description 3
- 229920000642 polymer Polymers 0.000 claims description 3
- 238000007788 roughening Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000005611 electricity Effects 0.000 abstract description 2
- 239000002002 slurry Substances 0.000 abstract 2
- 239000008151 electrolyte solution Substances 0.000 abstract 1
- 239000011810 insulating material Substances 0.000 abstract 1
- 238000009413 insulation Methods 0.000 abstract 1
- 238000005192 partition Methods 0.000 abstract 1
- 238000004804 winding Methods 0.000 abstract 1
- 229910052744 lithium Inorganic materials 0.000 description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 4
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 4
- 239000006258 conductive agent Substances 0.000 description 4
- 229910001416 lithium ion Inorganic materials 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000010439 graphite Substances 0.000 description 3
- 229910002804 graphite Inorganic materials 0.000 description 3
- 239000002033 PVDF binder Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000007767 bonding agent Substances 0.000 description 2
- 239000006229 carbon black Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000005486 organic electrolyte Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000005955 Ferric phosphate Substances 0.000 description 1
- 229910052493 LiFePO4 Inorganic materials 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000005030 aluminium foil Substances 0.000 description 1
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 description 1
- 239000001768 carboxy methyl cellulose Substances 0.000 description 1
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 1
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 229940032958 ferric phosphate Drugs 0.000 description 1
- 230000002650 habitual effect Effects 0.000 description 1
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 description 1
- 229910000399 iron(III) phosphate Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- 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
- Sealing Battery Cases Or Jackets (AREA)
- Secondary Cells (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2012200041296U CN202423408U (zh) | 2012-01-06 | 2012-01-06 | 一种二次电池的安全结构 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2012200041296U CN202423408U (zh) | 2012-01-06 | 2012-01-06 | 一种二次电池的安全结构 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN202423408U true CN202423408U (zh) | 2012-09-05 |
Family
ID=46748138
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2012200041296U Expired - Fee Related CN202423408U (zh) | 2012-01-06 | 2012-01-06 | 一种二次电池的安全结构 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN202423408U (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103050731A (zh) * | 2012-12-18 | 2013-04-17 | 天津力神电池股份有限公司 | 一种锂离子电池壳绝缘涂层的制备方法及其锂离子电池 |
CN103151564A (zh) * | 2013-02-20 | 2013-06-12 | 东风汽车公司 | 新型电池模块结构 |
-
2012
- 2012-01-06 CN CN2012200041296U patent/CN202423408U/zh not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103050731A (zh) * | 2012-12-18 | 2013-04-17 | 天津力神电池股份有限公司 | 一种锂离子电池壳绝缘涂层的制备方法及其锂离子电池 |
CN103151564A (zh) * | 2013-02-20 | 2013-06-12 | 东风汽车公司 | 新型电池模块结构 |
CN103151564B (zh) * | 2013-02-20 | 2015-05-27 | 东风汽车公司 | 新型电池模块结构 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Security structure of secondary battery Effective date of registration: 20141218 Granted publication date: 20120905 Pledgee: Export Import Bank of China Pledgor: Shenzhen waltmal Battery Co., Ltd|Zhao Bing Registration number: 2014990001097 |
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PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20171025 Granted publication date: 20120905 Pledgee: Export Import Bank of China Pledgor: Shenzhen Optimum Battery Co., Ltd.|Zhao Bing Registration number: 2014990001097 |
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PP01 | Preservation of patent right | ||
PP01 | Preservation of patent right |
Effective date of registration: 20180428 Granted publication date: 20120905 |
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PD01 | Discharge of preservation of patent | ||
PD01 | Discharge of preservation of patent |
Date of cancellation: 20210428 Granted publication date: 20120905 |
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PP01 | Preservation of patent right | ||
PP01 | Preservation of patent right |
Effective date of registration: 20210428 Granted publication date: 20120905 |
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PD01 | Discharge of preservation of patent | ||
PD01 | Discharge of preservation of patent |
Date of cancellation: 20220106 Granted publication date: 20120905 |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120905 Termination date: 20190106 |