JP2015060751A - 二次電池 - Google Patents
二次電池 Download PDFInfo
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- JP2015060751A JP2015060751A JP2013194368A JP2013194368A JP2015060751A JP 2015060751 A JP2015060751 A JP 2015060751A JP 2013194368 A JP2013194368 A JP 2013194368A JP 2013194368 A JP2013194368 A JP 2013194368A JP 2015060751 A JP2015060751 A JP 2015060751A
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- pressure
- secondary battery
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/572—Means for preventing undesired use or discharge
- H01M50/574—Devices or arrangements for the interruption of current
- H01M50/578—Devices or arrangements for the interruption of current in response to pressure
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/488—Cells or batteries combined with indicating means for external visualization of the condition, e.g. by change of colour or of light density
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
- H01M50/547—Terminals characterised by the disposition of the terminals on the cells
- H01M50/55—Terminals characterised by the disposition of the terminals on the cells on the same side of the cell
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
- H01M50/552—Terminals characterised by their shape
- H01M50/553—Terminals adapted for prismatic, pouch or rectangular cells
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
- H01M10/0587—Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2200/00—Safety devices for primary or secondary batteries
- H01M2200/20—Pressure-sensitive devices
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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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Gas Exhaust Devices For Batteries (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
【解決手段】二次電池1は、二次電池1の外部側に開口135を有する導電部材としての接続端子130と、接続端子130に接続された反転板120を有する、二次電池1内部に設けられる電流遮断機構105と、開口135を封止する感圧部材102とを備え、反転板120と接続端子130とで囲まれた空間106の圧力の上昇に応じて感圧部材102の状態が変化する。
【選択図】図2
Description
この場合、反転板が反転することで開口付近の圧力が急激に上昇するため、確実に感圧部材の状態を変化させることが可能である。
Claims (4)
- 二次電池の外部側に開口した導電部材と、
前記導電部材に接続された反転板を有する、二次電池内部に設けられる電流遮断機構と、
前記開口を封止する感圧部材とを備え、
前記反転板と前記導電部材とで囲まれた空間の圧力の上昇に応じて前記感圧部材の状態が変化する、二次電池。 - 前記反転板と前記導電部材とで囲まれた空間は密閉空間であり、前記電流遮断機構が作動した後の前記密閉空間の圧力は、前記電流遮断機構が作動する前の前記密閉空間の圧力よりも高い、請求項1に記載の二次電池。
- 前記反転板が前記密閉空間に接する部分の内径は、前記開口の内径よりも大きい、請求項2に記載の二次電池。
- 前記感圧部材は、前記反転板と前記導電部材とで囲まれた空間の圧力の上昇に応じて開く、請求項1から3のいずれか1項に記載の二次電池。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013194368A JP5942950B2 (ja) | 2013-09-19 | 2013-09-19 | 二次電池 |
CN201480051242.1A CN105556738B (zh) | 2013-09-19 | 2014-09-16 | 二次电池 |
DE112014004321.4T DE112014004321T5 (de) | 2013-09-19 | 2014-09-16 | Sekundärbatterie |
PCT/IB2014/001859 WO2015040471A1 (en) | 2013-09-19 | 2014-09-16 | Secondary battery |
US15/021,817 US10707543B2 (en) | 2013-09-19 | 2014-09-16 | Secondary battery |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013194368A JP5942950B2 (ja) | 2013-09-19 | 2013-09-19 | 二次電池 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015060751A true JP2015060751A (ja) | 2015-03-30 |
JP5942950B2 JP5942950B2 (ja) | 2016-06-29 |
Family
ID=51846719
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013194368A Active JP5942950B2 (ja) | 2013-09-19 | 2013-09-19 | 二次電池 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10707543B2 (ja) |
JP (1) | JP5942950B2 (ja) |
CN (1) | CN105556738B (ja) |
DE (1) | DE112014004321T5 (ja) |
WO (1) | WO2015040471A1 (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2018085178A (ja) * | 2016-11-21 | 2018-05-31 | トヨタ自動車株式会社 | 密閉型電池 |
WO2019026455A1 (ja) * | 2017-08-04 | 2019-02-07 | 株式会社豊田自動織機 | 電流遮断装置及び蓄電装置 |
KR20190061442A (ko) | 2017-11-28 | 2019-06-05 | 주식회사 엘지화학 | 내압 감지형 변색 파우치형 전지 |
US10629887B2 (en) | 2015-05-14 | 2020-04-21 | Toyota Jidosha Kabushiki Kaisha | Secondary battery |
KR20220049141A (ko) | 2020-10-14 | 2022-04-21 | 주식회사 엘지에너지솔루션 | 셀케이스의 팽창확인이 용이한 이차전지 및 팽창 여부 검사 방법 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102164251B1 (ko) * | 2016-11-21 | 2020-10-12 | 주식회사 엘지화학 | 이차전지 |
JP6792802B2 (ja) * | 2017-09-07 | 2020-12-02 | トヨタ自動車株式会社 | 密閉型電池および密閉型電池の製造方法 |
DE102021126137A1 (de) | 2021-10-08 | 2023-04-13 | Bayerische Motoren Werke Aktiengesellschaft | Batterieeinrichtung mit Überlastkinematik und Kraftfahrzeug |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10334883A (ja) * | 1997-06-04 | 1998-12-18 | Mitsubishi Cable Ind Ltd | 密閉型電池の安全構造 |
JP2001229913A (ja) * | 2000-02-16 | 2001-08-24 | Samsung Sdi Co Ltd | 密閉電池 |
JP2008243659A (ja) * | 2007-03-28 | 2008-10-09 | Sanyo Electric Co Ltd | 非水電解質電池 |
US20110052950A1 (en) * | 2009-09-01 | 2011-03-03 | Samsung Sdi Co., Ltd. | Secondary battery |
JP2013101889A (ja) * | 2011-11-09 | 2013-05-23 | Toyota Motor Corp | 密閉型電池およびその放電方法 |
JP2014086319A (ja) * | 2012-10-24 | 2014-05-12 | Toyota Motor Corp | 二次電池 |
JP2014107054A (ja) * | 2012-11-26 | 2014-06-09 | Sanyo Electric Co Ltd | 密閉型電池 |
JP2014154397A (ja) * | 2013-02-08 | 2014-08-25 | Toyota Motor Corp | 非水電解質二次電池とその製造方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11354100A (ja) | 1998-06-05 | 1999-12-24 | Tokin Corp | 電 池 |
JP2001345123A (ja) * | 2000-03-30 | 2001-12-14 | Sanyo Electric Co Ltd | 密閉型蓄電池 |
JP5147206B2 (ja) * | 2006-08-11 | 2013-02-20 | 三洋電機株式会社 | 非水電解質二次電池 |
US8236439B2 (en) | 2009-08-14 | 2012-08-07 | Sb Limotive Co., Ltd. | Rechargeable battery |
JP5780071B2 (ja) | 2010-10-28 | 2015-09-16 | 三洋電機株式会社 | 非水電解液二次電池及びその製造方法 |
JP2012110175A (ja) | 2010-11-19 | 2012-06-07 | Toyota Motor Corp | 蓄電装置の制御装置およびそれを搭載する車両、ならびに蓄電装置の制御方法 |
JP5578372B2 (ja) | 2011-11-09 | 2014-08-27 | トヨタ自動車株式会社 | 密閉型電池 |
EP2631969B1 (en) * | 2012-02-22 | 2021-08-25 | Autoliv Development AB | Battery pack for a vehicle |
DE102013208555A1 (de) * | 2013-05-08 | 2014-11-13 | Volkswagen Varta Microbattery Forschungsgesellschaft Mbh & Co. Kg | Batterie mit rückstellbarer Sicherheitseinrichtung sowie dafür geeigneter Polbolzen |
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2013
- 2013-09-19 JP JP2013194368A patent/JP5942950B2/ja active Active
-
2014
- 2014-09-16 WO PCT/IB2014/001859 patent/WO2015040471A1/en active Application Filing
- 2014-09-16 US US15/021,817 patent/US10707543B2/en active Active
- 2014-09-16 CN CN201480051242.1A patent/CN105556738B/zh active Active
- 2014-09-16 DE DE112014004321.4T patent/DE112014004321T5/de active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10334883A (ja) * | 1997-06-04 | 1998-12-18 | Mitsubishi Cable Ind Ltd | 密閉型電池の安全構造 |
JP2001229913A (ja) * | 2000-02-16 | 2001-08-24 | Samsung Sdi Co Ltd | 密閉電池 |
JP2008243659A (ja) * | 2007-03-28 | 2008-10-09 | Sanyo Electric Co Ltd | 非水電解質電池 |
US20110052950A1 (en) * | 2009-09-01 | 2011-03-03 | Samsung Sdi Co., Ltd. | Secondary battery |
JP2013101889A (ja) * | 2011-11-09 | 2013-05-23 | Toyota Motor Corp | 密閉型電池およびその放電方法 |
JP2014086319A (ja) * | 2012-10-24 | 2014-05-12 | Toyota Motor Corp | 二次電池 |
JP2014107054A (ja) * | 2012-11-26 | 2014-06-09 | Sanyo Electric Co Ltd | 密閉型電池 |
JP2014154397A (ja) * | 2013-02-08 | 2014-08-25 | Toyota Motor Corp | 非水電解質二次電池とその製造方法 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10629887B2 (en) | 2015-05-14 | 2020-04-21 | Toyota Jidosha Kabushiki Kaisha | Secondary battery |
JP2018085178A (ja) * | 2016-11-21 | 2018-05-31 | トヨタ自動車株式会社 | 密閉型電池 |
US10381631B2 (en) | 2016-11-21 | 2019-08-13 | Toyota Jidosha Kabushiki Kaisha | Sealed-type battery having a current interrupt device |
WO2019026455A1 (ja) * | 2017-08-04 | 2019-02-07 | 株式会社豊田自動織機 | 電流遮断装置及び蓄電装置 |
KR20190061442A (ko) | 2017-11-28 | 2019-06-05 | 주식회사 엘지화학 | 내압 감지형 변색 파우치형 전지 |
KR20220049141A (ko) | 2020-10-14 | 2022-04-21 | 주식회사 엘지에너지솔루션 | 셀케이스의 팽창확인이 용이한 이차전지 및 팽창 여부 검사 방법 |
Also Published As
Publication number | Publication date |
---|---|
CN105556738A (zh) | 2016-05-04 |
DE112014004321T5 (de) | 2016-06-02 |
US20160233562A1 (en) | 2016-08-11 |
CN105556738B (zh) | 2017-11-28 |
JP5942950B2 (ja) | 2016-06-29 |
WO2015040471A1 (en) | 2015-03-26 |
US10707543B2 (en) | 2020-07-07 |
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