JP2012174683A - 二次電池 - Google Patents
二次電池 Download PDFInfo
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- JP2012174683A JP2012174683A JP2011188767A JP2011188767A JP2012174683A JP 2012174683 A JP2012174683 A JP 2012174683A JP 2011188767 A JP2011188767 A JP 2011188767A JP 2011188767 A JP2011188767 A JP 2011188767A JP 2012174683 A JP2012174683 A JP 2012174683A
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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
- H01M10/04—Construction or manufacture in general
- H01M10/0436—Small-sized flat cells or batteries for portable equipment
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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
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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
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/147—Lids or covers
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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
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/183—Sealing members
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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
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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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- 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
- 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
- H01M50/562—Terminals characterised by the material
-
- 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
- H01M50/564—Terminals characterised by their manufacturing process
- H01M50/566—Terminals characterised by their manufacturing process by welding, soldering or brazing
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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
- H01M50/583—Devices or arrangements for the interruption of current in response to current, e.g. fuses
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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)
- Sealing Battery Cases Or Jackets (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
【解決手段】電極組立体110と、前記電極組立体を収容するケース140と、前記電極組立体と電気的に接続され、前記電極組立体と電気的に接続される締結部124と一つの欠片で一体を形成しながら前記締結部から延長される延長部125を含む端子120と、前記ケースをシーリングし、キャッププレート151と短絡プレート156を含むキャップ組立体150と、を具備し、前記延長部は、前記短絡プレートの少なくとも一部を覆うことを特徴とする二次電池。
【選択図】図2
Description
また、本発明の目的とするところは、外部水分による短絡と内部構成の腐食を防止することが可能な、新規かつ改良された二次電池を提供することにある。
また、前記延長部は、前記短絡プレーとの凹部と対応する開口を有してもよい。
110 電極組立体
120 第1端子
121 第1集電板
122 第1集電端子
123 第1締結端子
124 第1締結部
125 第1延長部
130 第2端子
131 第2集電板
132 第2集電端子
133 第2締結端子
140 ケース
150 キャップ組立体
151、251 キャッププレート
152 シールガスケット
153 栓
154 安全ベント
155 連結板
156 短絡プレート
157、257 上部絶縁部材
158 下部絶縁部材
251a シーリング収容溝
Claims (18)
- 電極組立体と、
前記電極組立体を収容するケースと、
前記電極組立体と電気的に接続され、前記電極組立体と電気的に接続される締結部と、前記締結部と一つの欠片で一体に形成されて前記締結部から延長される延長部を含む端子と、
前記ケースをシーリングし、キャッププレートと短絡プレートを含むキャップ組立体と、を備え、
前記延長部は、前記短絡プレートの少なくとも一部を覆うことを特徴とする、二次電池。 - 前記電極組立体と電気的に接続される集電板と、前記集電板と前記締結部に電気的に接続される集電端子を更に具備することを特徴とする請求項1に記載の二次電池。
- 前記集電端子は、前記キャッププレートと前記締結部を貫通することを特徴とする請求項2に記載の二次電池。
- 前記短絡プレートは、反転可能な凹部を有することを特徴とする請求項1に記載の二次電池。
- 前記延長部は、前記短絡プレートの凹部と対応される開口を有することを特徴とする請求項4に記載の二次電池。
- 前記キャッププレートは短絡ホールを有し、
前記延長部の開口の直径は、前記短絡ホールの直径より小さいことを特徴とする請求項5に記載の二次電池。 - 前記短絡プレートの凹部は、前記二次電池の内部圧力が臨界レベルに到達するとき、前記延長部と接触するように構成されることを特徴とする請求項5に記載の二次電池。
- 前記締結部及び前記延長部全てと前記キャッププレートとの間に配置される第1絶縁部材を更に具備することを特徴とする請求項1に記載の二次電池。
- 前記第1絶縁部材は、前記延長部を覆うことを特徴とする請求項8に記載の二次電池。
- 前記第1絶縁部材は第1突起を含み、
前記締結部は回転防止溝を有し、
前記第1突起は、前記回転防止溝の内部に配置されることを特徴とする請求項8に記載の二次電池。 - 前記第1絶縁部材は第2突起を含み、
前記キャッププレートは回転防止溝を有し、
前記第2突起は、前記回転防止溝の内部に配置されることを特徴とする請求項8に記載の二次電池。 - 前記キャッププレートは、前記第1絶縁部材の周縁に延長されるシーリング収容溝を有することを特徴とする請求項8に記載の二次電池。
- 前記キャッププレートと前記電極組立体との間に配置される第2絶縁部材を更に含むことを特徴とする請求項8に記載の二次電池。
- 前記第2絶縁部材は突起を含み、
前記キャッププレートは溝を有し、
前記突起は、前記溝の中に配置されることを特徴とする請求項13に記載の二次電池。 - 前記第1絶縁部材は、底面と、前記底面から延長される第1側壁と、前記第1側壁から延長され、前記延長部を収容するように構成された空間を提供するカバー部を含むことを特徴とする請求項8に記載の二次電池。
- 前記第1絶縁部材は第2側壁を更に含み、
前記第1側壁の高さは、前記第2側壁の高さより高いことを特徴とする請求項15に記載の二次電池。 - 前記キャッププレートはシーリング収容溝を含み、
前記第1絶縁部材の一部が前記シーリング収容溝の中に配置されることを特徴とする請求項8に記載の二次電池。 - 前記第1絶縁部材は、前記短絡プレートの凹部と対応する開口を有することを特徴とする請求項8に記載の二次電池。
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201161444545P | 2011-02-18 | 2011-02-18 | |
| US61/444545 | 2011-02-18 | ||
| US13/152235 | 2011-06-02 | ||
| US13/152,235 US9023497B2 (en) | 2011-02-18 | 2011-06-02 | Secondary battery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2012174683A true JP2012174683A (ja) | 2012-09-10 |
| JP5526090B2 JP5526090B2 (ja) | 2014-06-18 |
Family
ID=44677597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2011188767A Active JP5526090B2 (ja) | 2011-02-18 | 2011-08-31 | 二次電池 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US9023497B2 (ja) |
| EP (1) | EP2490282B1 (ja) |
| JP (1) | JP5526090B2 (ja) |
| KR (1) | KR101254904B1 (ja) |
| CN (1) | CN102646807B (ja) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014080518A1 (ja) * | 2012-11-26 | 2014-05-30 | 日立ビークルエナジー株式会社 | 角形二次電池 |
| JP2015022886A (ja) * | 2013-07-18 | 2015-02-02 | 株式会社豊田自動織機 | 蓄電装置 |
| JP2015153747A (ja) * | 2014-02-14 | 2015-08-24 | 三星エスディアイ株式会社Samsung SDI Co.,Ltd. | 2次電池 |
| KR20150113676A (ko) * | 2014-03-31 | 2015-10-08 | 삼성에스디아이 주식회사 | 상부 절연부재를 갖는 이차 전지 |
| JP2016173902A (ja) * | 2015-03-16 | 2016-09-29 | 株式会社Gsユアサ | 蓄電素子 |
| US9537133B2 (en) | 2012-07-30 | 2017-01-03 | Gs Yuasa International Ltd | Electric storage device and power source module |
| JP2017004939A (ja) * | 2015-06-11 | 2017-01-05 | 寧徳時代新能源科技股▲分▼有限公司 | 動力電池のヘッドカバー構造及び動力電池 |
| JP2018092926A (ja) * | 2016-12-02 | 2018-06-14 | 寧徳時代新能源科技股▲分▼有限公司Contemporary Amperex Technology Co., Limited | 動力電池のトップカバー構造及び動力電池 |
| US12166221B2 (en) | 2018-01-31 | 2024-12-10 | Gs Yuasa International Ltd. | Energy storage device having a gap between an electrode terminal and an insulating member |
Families Citing this family (29)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR101175020B1 (ko) * | 2011-02-08 | 2012-08-17 | 에스비리모티브 주식회사 | 이차 전지 |
| KR101243398B1 (ko) * | 2011-02-10 | 2013-03-13 | 로베르트 보쉬 게엠베하 | 이차 전지 |
| US9537121B2 (en) * | 2011-03-18 | 2017-01-03 | Samsung Sdi Co., Ltd. | Secondary battery and secondary battery pack having a flexible collecting tab extending through a cap plate |
| KR101274909B1 (ko) * | 2011-07-29 | 2013-06-17 | 로베르트 보쉬 게엠베하 | 이차 전지 |
| KR101683199B1 (ko) | 2012-11-20 | 2016-12-06 | 삼성에스디아이 주식회사 | 이차 전지 |
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| CN106784566B (zh) * | 2017-01-16 | 2019-10-22 | 宁德时代新能源科技股份有限公司 | 二次电池及电池模组 |
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| US9537133B2 (en) | 2012-07-30 | 2017-01-03 | Gs Yuasa International Ltd | Electric storage device and power source module |
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| JP2015153747A (ja) * | 2014-02-14 | 2015-08-24 | 三星エスディアイ株式会社Samsung SDI Co.,Ltd. | 2次電池 |
| KR102249895B1 (ko) * | 2014-03-31 | 2021-05-07 | 삼성에스디아이 주식회사 | 상부 절연부재를 갖는 이차 전지 |
| KR20150113676A (ko) * | 2014-03-31 | 2015-10-08 | 삼성에스디아이 주식회사 | 상부 절연부재를 갖는 이차 전지 |
| JP2015198080A (ja) * | 2014-03-31 | 2015-11-09 | 三星エスディアイ株式会社Samsung SDI Co.,Ltd. | 二次電池 |
| JP2016173902A (ja) * | 2015-03-16 | 2016-09-29 | 株式会社Gsユアサ | 蓄電素子 |
| US10199615B2 (en) | 2015-06-11 | 2019-02-05 | Contemporary Amperex Technology Co., Limited | Top cover structure of power battery and power battery |
| JP2017004939A (ja) * | 2015-06-11 | 2017-01-05 | 寧徳時代新能源科技股▲分▼有限公司 | 動力電池のヘッドカバー構造及び動力電池 |
| US10906402B2 (en) | 2016-12-02 | 2021-02-02 | Contemporary Amperex Technology Co., Limited | Top cover assembly for power battery and power battery having the same |
| JP2018092926A (ja) * | 2016-12-02 | 2018-06-14 | 寧徳時代新能源科技股▲分▼有限公司Contemporary Amperex Technology Co., Limited | 動力電池のトップカバー構造及び動力電池 |
| US12166221B2 (en) | 2018-01-31 | 2024-12-10 | Gs Yuasa International Ltd. | Energy storage device having a gap between an electrode terminal and an insulating member |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2490282A1 (en) | 2012-08-22 |
| US9023497B2 (en) | 2015-05-05 |
| KR101254904B1 (ko) | 2013-04-18 |
| CN102646807A (zh) | 2012-08-22 |
| EP2490282B1 (en) | 2014-05-14 |
| CN102646807B (zh) | 2015-07-29 |
| JP5526090B2 (ja) | 2014-06-18 |
| KR20120095282A (ko) | 2012-08-28 |
| US20120214030A1 (en) | 2012-08-23 |
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