CN1231981C - Square lithim cell casing and its making process - Google Patents
Square lithim cell casing and its making process Download PDFInfo
- Publication number
- CN1231981C CN1231981C CNB011091355A CN01109135A CN1231981C CN 1231981 C CN1231981 C CN 1231981C CN B011091355 A CNB011091355 A CN B011091355A CN 01109135 A CN01109135 A CN 01109135A CN 1231981 C CN1231981 C CN 1231981C
- Authority
- CN
- China
- Prior art keywords
- foil
- square
- stainless steel
- base plate
- casing
- 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
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000004519 manufacturing process Methods 0.000 claims abstract description 20
- 239000011888 foil Substances 0.000 claims abstract description 19
- 239000010935 stainless steel Substances 0.000 claims abstract description 14
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 14
- 229910000679 solder Inorganic materials 0.000 claims abstract description 13
- 238000003466 welding Methods 0.000 claims abstract description 12
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 11
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 4
- 239000000956 alloy Substances 0.000 claims abstract description 4
- 238000005476 soldering Methods 0.000 claims description 12
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 3
- 229910000990 Ni alloy Inorganic materials 0.000 claims description 2
- 238000000608 laser ablation Methods 0.000 claims description 2
- 238000005219 brazing Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 4
- 238000004880 explosion Methods 0.000 abstract description 2
- 239000012528 membrane Substances 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 5
- 238000005520 cutting process Methods 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000011258 core-shell material Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 210000003141 lower extremity Anatomy 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
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
- Gas Exhaust Devices For Batteries (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB011091355A CN1231981C (en) | 2001-03-09 | 2001-03-09 | Square lithim cell casing and its making process |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB011091355A CN1231981C (en) | 2001-03-09 | 2001-03-09 | Square lithim cell casing and its making process |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1374709A CN1374709A (en) | 2002-10-16 |
CN1231981C true CN1231981C (en) | 2005-12-14 |
Family
ID=4657742
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB011091355A Expired - Fee Related CN1231981C (en) | 2001-03-09 | 2001-03-09 | Square lithim cell casing and its making process |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN1231981C (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100391032C (en) * | 2004-05-14 | 2008-05-28 | 北京东皋膜技术有限公司 | Aluminium-casing lithium ion cell core with antiexplosion film |
CN101508057B (en) * | 2009-03-20 | 2012-08-22 | 江苏奇能电池有限公司 | Battery laser welding method |
CN101783399B (en) * | 2009-12-30 | 2013-06-05 | 天津三合意电子有限公司 | Battery cover anti-explosion membrane notching processing method |
CN101800299A (en) * | 2010-04-13 | 2010-08-11 | 天津三合意电子有限公司 | Explosion-proof membrane on cover plate of power lithium ion battery electrode and welding method thereof |
CN102233372A (en) * | 2010-04-23 | 2011-11-09 | 中山天贸电池有限公司 | Battery steel shell forming machine and steel shell forming method using same |
CN105789504A (en) * | 2014-12-23 | 2016-07-20 | 比亚迪股份有限公司 | Battery tray, fabrication method thereof, battery pack and electromobile |
CN105789501A (en) * | 2014-12-23 | 2016-07-20 | 比亚迪股份有限公司 | Battery pack body and preparation method thereof, battery pack and electric vehicle |
-
2001
- 2001-03-09 CN CNB011091355A patent/CN1231981C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1374709A (en) | 2002-10-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
ASS | Succession or assignment of patent right |
Owner name: BIKE BATTERY CO., LTD., SHENZHEN CITY Free format text: FORMER OWNER: JILIN PROVINE HUARUAN TECHNOLOGY CO., LTD. Effective date: 20040416 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20040416 Address after: Kwai Chung Town Zhenda industrial zone of Longgang District of Shenzhen City, Guangdong Province, ten, 518000 Applicant after: Shenzhen Bak Battery Co., Ltd. Address before: 2403, room 24, floor 11, union business center, No. 130061, Xi'an Road, Jilin, Changchun, Applicant before: Jilin Huaruan Technology Co., Ltd. |
|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170602 Address after: 518119 Beek Industrial Zone, Kwai Chung street, Dapeng New District, Guangdong, Shenzhen Patentee after: SHENZHEN BAK BATTERY CO., LTD. Address before: Kwai Chung Town Zhenda industrial zone of Longgang District of Shenzhen City, Guangdong Province, ten, 518000 Patentee before: Shenzhen Bak Battery Co., Ltd. |
|
TR01 | Transfer of patent right | ||
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: 20051214 Termination date: 20190309 |