JP5356450B2 - 二次電池 - Google Patents
二次電池 Download PDFInfo
- Publication number
- JP5356450B2 JP5356450B2 JP2011115662A JP2011115662A JP5356450B2 JP 5356450 B2 JP5356450 B2 JP 5356450B2 JP 2011115662 A JP2011115662 A JP 2011115662A JP 2011115662 A JP2011115662 A JP 2011115662A JP 5356450 B2 JP5356450 B2 JP 5356450B2
- Authority
- JP
- Japan
- Prior art keywords
- fuse
- terminal
- secondary battery
- current collecting
- assembly
- 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.)
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Classifications
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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
-
- 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
- H01M10/04—Construction or manufacture in general
- H01M10/0431—Cells with wound or folded electrodes
-
- 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
- H01M50/583—Devices or arrangements for the interruption of current in response to current, e.g. fuses
-
- 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
Landscapes
- 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)
- Sealing Battery Cases Or Jackets (AREA)
- Gas Exhaust Devices For Batteries (AREA)
Description
ホール41bに嵌合されていれば十分である。また、本発明のヒューズおよび遮断部材65は、ヒューズ組立体を構成してもよい。
10:電極アセンブリ
11:正極
11a:正極無地部
12:負極
12a:負極無地部
13:セパレータ
85b、123:遮断突起
41a、81a、82a’、241a、341a:ヒューズ部
65、85、85’、95、120、265:遮断部材
Claims (11)
- 電極組立体、
端子、
前記電極組立体および前記端子と電気的に連結したヒューズ、
前記ヒューズと共に動作する絶縁性遮断部材、
前記電極組立体と前記端子の間に電気的に連結した集電部材、
前記ヒューズおよび前記絶縁性遮断部材からなるヒューズ組立体、
キャップ組立体、
を含み、
前記ヒューズは、前記集電部材の二次電池の過電流状態に反応して変形して電流の流れを遮断する変形部を含み、
前記絶縁性遮断部材は、ヒューズ貫通ホールに位置し、前記ヒューズによって前記電流の流れが遮断されるときに電流の遮断を維持させ、
前記ヒューズ貫通ホールは、前記集電部材を貫通して延長され、
前記キャップ組立体は、キャッププレート、ベント部材、密封キャップ、および短絡部材を含み、
前記端子は負極端子と正極端子を含み、前記負極端子は連結板を介して前記キャッププレートに電気的に連結し、
前記短絡部材は、二次電池の内部圧力が設定圧力を超えるときに変形して前記正極端子と前記負極端子を短絡させる、二次電池。 - 前記電極組立体を収容するケースをさらに含み、
前記キャッププレートは前記ケースに結合する、請求項1に記載の二次電池。 - 前記端子は前記キャッププレートまたは端子柱のうちの1つを含む、請求項2に記載の二次電池。
- 前記キャッププレートと前記集電部材の間に下部絶縁部材をさらに含む、請求項2に記載の二次電池。
- 前記絶縁性遮断部材は前記下部絶縁部材と一体に形成される、請求項4に記載の二次電池。
- 前記絶縁性遮断部材は前記下部絶縁部材と分離した破片であり、支持板と遮断突起を含む、請求項4に記載の二次電池。
- 電極組立体、
端子、
前記電極組立体および前記端子と電気的に連結したヒューズ、
前記ヒューズと共に動作する絶縁性遮断部材、
前記電極組立体と前記端子の間に電気的に連結した集電部材、
前記ヒューズおよび前記絶縁性遮断部材からなるヒューズ組立体、
キャップ組立体、
を含み、
前記ヒューズは、前記集電部材の二次電池の過電流状態に反応して変形して電流の流れを遮断する変形部を含み、
前記絶縁性遮断部材は、ヒューズ貫通ホールに位置し、前記ヒューズによって前記電流の流れが遮断されるときに電流の遮断を維持させ、
前記ヒューズ貫通ホールは、前記集電部材を貫通して延長され、
前記キャップ組立体は、キャッププレート、ベント部材、密封キャップ、および短絡部材を含み、
前記端子は負極端子と正極端子を含み、前記負極端子は連結板を介して前記キャッププレートに電気的に連結し、
前記短絡部材は、二次電池の内部圧力が設定圧力を超えるときに変形して前記正極端子と前記負極端子を短絡させ、
前記ヒューズ組立体は、前記集電部材に形成され前記ヒューズ貫通ホールと隣接するように位置する電流流れ部を含む、二次電池。 - 前記電極組立体を収容するケース、
前記キャッププレートと前記集電部材の間の下部絶縁部材をさらに含み、
前記キャッププレートは前記ケースに結合する、請求項7に記載の二次電池。 - 前記絶縁性遮断部材は前記下部絶縁部材と一体に形成される、請求項8に記載の二次電池。
- 前記絶縁性遮断部材は前記下部絶縁部材と分離した破片であり、支持板と遮断突起を含む、請求項8に記載の二次電池。
- 前記電流流れ部は前記集電部材の端子接合部または電極接合部に位置する、請求項7に記載の二次電池。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US34421310P | 2010-06-11 | 2010-06-11 | |
US61/344213 | 2010-06-11 | ||
US13/064798 | 2011-04-15 | ||
US13/064,798 US9099732B2 (en) | 2010-06-11 | 2011-04-15 | Rechargeable battery having a fuse with an insulating blocking member |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011258550A JP2011258550A (ja) | 2011-12-22 |
JP5356450B2 true JP5356450B2 (ja) | 2013-12-04 |
Family
ID=44546124
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011115662A Active JP5356450B2 (ja) | 2010-06-11 | 2011-05-24 | 二次電池 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9099732B2 (ja) |
EP (1) | EP2395576B1 (ja) |
JP (1) | JP5356450B2 (ja) |
KR (1) | KR101256071B1 (ja) |
CN (1) | CN102280608B (ja) |
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JP4609432B2 (ja) | 2007-01-19 | 2011-01-12 | 住友電気工業株式会社 | ヒューズ付き蓄電デバイス用リード端子及び非水電解質蓄電デバイス |
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KR100963994B1 (ko) | 2008-03-12 | 2010-06-15 | 엔피텍주식회사 | 내장용 배터리 팩 및 이의 제조방법 |
CN101752601B (zh) | 2008-12-08 | 2012-09-05 | 比亚迪股份有限公司 | 一种电池组 |
US8877361B2 (en) | 2009-09-01 | 2014-11-04 | Samsung Sdi Co., Ltd. | Rechargeable battery |
US8632911B2 (en) | 2010-01-15 | 2014-01-21 | Samsung Sdi Co., Ltd. | Rechargeable battery |
KR101042808B1 (ko) | 2010-01-26 | 2011-06-20 | 에스비리모티브 주식회사 | 이차 전지 |
KR101130294B1 (ko) | 2010-03-30 | 2012-08-23 | 에스비리모티브 주식회사 | 이차 전지 |
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EP2395576A1 (en) | 2011-12-14 |
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US9099732B2 (en) | 2015-08-04 |
JP2011258550A (ja) | 2011-12-22 |
US20110305928A1 (en) | 2011-12-15 |
EP2395576B1 (en) | 2015-11-11 |
CN102280608B (zh) | 2015-05-06 |
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