JP4463529B2 - 二次電池 - Google Patents
二次電池 Download PDFInfo
- Publication number
- JP4463529B2 JP4463529B2 JP2003379838A JP2003379838A JP4463529B2 JP 4463529 B2 JP4463529 B2 JP 4463529B2 JP 2003379838 A JP2003379838 A JP 2003379838A JP 2003379838 A JP2003379838 A JP 2003379838A JP 4463529 B2 JP4463529 B2 JP 4463529B2
- Authority
- JP
- Japan
- Prior art keywords
- explosion
- proof valve
- secondary battery
- case
- recess
- 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 - Lifetime
Links
- 230000001681 protective effect Effects 0.000 claims description 4
- 238000010248 power generation Methods 0.000 description 9
- 238000007789 sealing Methods 0.000 description 7
- 230000002159 abnormal effect Effects 0.000 description 5
- 239000008151 electrolyte solution Substances 0.000 description 5
- 239000003792 electrolyte Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000007773 negative electrode material Substances 0.000 description 2
- 239000007774 positive electrode material Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- CKFRRHLHAJZIIN-UHFFFAOYSA-N cobalt lithium Chemical compound [Li].[Co] CKFRRHLHAJZIIN-UHFFFAOYSA-N 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000004804 winding Methods 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
- Gas Exhaust Devices For Batteries (AREA)
Description
2 封口板
3 端子
4 第一の防爆弁
5 第二の防爆弁
6 密閉空間
7 防爆弁
8 凹部
9 溝
10 膨出部
Claims (2)
- ケースに設けられた凹部と、前記凹部に設けられた第一の防爆弁と、前記凹部の開口部に設けられた第二の防爆弁を有し、前記第一の防爆弁と前記第二の防爆弁との間に密閉空間が介在する二次電池であって、ケース内部の圧力上昇で、前記第一の防爆弁が外側に膨らむと、前記密閉空間が圧縮され、ケース内部と密閉空間の圧力の平衡状態が現出することを特徴とする二次電池。
- 前記第二の防爆弁は、前記凹部の開口部に取り付けられた保護膜であることを特徴とする、請求項1に記載の二次電池。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003379838A JP4463529B2 (ja) | 2003-11-10 | 2003-11-10 | 二次電池 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003379838A JP4463529B2 (ja) | 2003-11-10 | 2003-11-10 | 二次電池 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005142115A JP2005142115A (ja) | 2005-06-02 |
JP4463529B2 true JP4463529B2 (ja) | 2010-05-19 |
Family
ID=34689761
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003379838A Expired - Lifetime JP4463529B2 (ja) | 2003-11-10 | 2003-11-10 | 二次電池 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4463529B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109546051A (zh) * | 2018-11-02 | 2019-03-29 | 襄阳全系康动力机械有限责任公司 | 一种矿用防爆动力包 |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100637434B1 (ko) * | 2004-05-19 | 2006-10-20 | 삼성에스디아이 주식회사 | 이차 전지와 이차 전지의 캡 조립체 및 이에 사용되는안전밸브 |
JP4386139B1 (ja) | 2008-08-20 | 2009-12-16 | トヨタ自動車株式会社 | 電池 |
CN101685850A (zh) * | 2008-09-26 | 2010-03-31 | 深圳市比克电池有限公司 | 一种锂电池缓冲防爆装置及防爆锂电池 |
KR101137366B1 (ko) * | 2010-05-20 | 2012-08-23 | 에스비리모티브 주식회사 | 이차전지 |
JP2012156489A (ja) * | 2011-01-06 | 2012-08-16 | Mitsubishi Electric Corp | 蓄電素子 |
KR20120095158A (ko) * | 2011-02-18 | 2012-08-28 | 삼성에스디아이 주식회사 | 이차 전지 |
JP5803553B2 (ja) * | 2011-10-14 | 2015-11-04 | 日産自動車株式会社 | 密閉型電池の排気栓 |
JP5966922B2 (ja) * | 2012-02-14 | 2016-08-10 | 株式会社Gsユアサ | 蓄電素子 |
JP6252877B2 (ja) * | 2012-02-14 | 2017-12-27 | 株式会社Gsユアサ | 蓄電素子 |
JP2015192020A (ja) * | 2014-03-28 | 2015-11-02 | 新神戸電機株式会社 | リチウムイオンキャパシタ |
CN107316956B (zh) * | 2016-04-26 | 2023-04-18 | 宁德时代新能源科技股份有限公司 | 防爆组件及二次电池顶盖 |
JP7379812B2 (ja) * | 2018-10-01 | 2023-11-15 | 大日本印刷株式会社 | 弁構造体、これを備える収容体及び弁構造体付き蓄電デバイス |
CN210668431U (zh) * | 2019-10-10 | 2020-06-02 | 宁德新能源科技有限公司 | 外壳、电池及电子装置 |
CA3166962A1 (en) * | 2021-04-16 | 2022-10-16 | Mingguang GU | Battery cell, battery, power consumption apparatus, method and apparatus for producing battery cell |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11162435A (ja) * | 1997-09-29 | 1999-06-18 | Sanyo Electric Co Ltd | 安全弁を備える密閉型蓄電池 |
JP4104363B2 (ja) * | 2002-03-29 | 2008-06-18 | 三洋電機株式会社 | 密閉型電池 |
-
2003
- 2003-11-10 JP JP2003379838A patent/JP4463529B2/ja not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109546051A (zh) * | 2018-11-02 | 2019-03-29 | 襄阳全系康动力机械有限责任公司 | 一种矿用防爆动力包 |
CN109546051B (zh) * | 2018-11-02 | 2021-09-17 | 襄阳全系康动力机械有限责任公司 | 一种矿用防爆动力包 |
Also Published As
Publication number | Publication date |
---|---|
JP2005142115A (ja) | 2005-06-02 |
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