JP6444061B2 - 二次電池 - Google Patents
二次電池 Download PDFInfo
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- JP6444061B2 JP6444061B2 JP2014107870A JP2014107870A JP6444061B2 JP 6444061 B2 JP6444061 B2 JP 6444061B2 JP 2014107870 A JP2014107870 A JP 2014107870A JP 2014107870 A JP2014107870 A JP 2014107870A JP 6444061 B2 JP6444061 B2 JP 6444061B2
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- cap plate
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- 238000007789 sealing Methods 0.000 claims description 89
- 230000000903 blocking effect Effects 0.000 claims description 37
- 238000000034 method Methods 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 238000005452 bending Methods 0.000 description 3
- 230000035515 penetration Effects 0.000 description 3
- 239000012466 permeate Substances 0.000 description 3
- 239000011149 active material Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical group [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
Images
Classifications
-
- 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
- H01M50/172—Arrangements of electric connectors penetrating the casing
-
- 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
- H01M50/172—Arrangements of electric connectors penetrating the casing
- H01M50/174—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells
- H01M50/176—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells for prismatic or rectangular cells
-
- 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
- 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
- H01M50/116—Primary casings; Jackets or wrappings characterised by the material
- H01M50/124—Primary casings; Jackets or wrappings characterised by the material having a layered structure
-
- 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
-
- 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
- H01M50/148—Lids or covers characterised by their shape
- H01M50/15—Lids or covers characterised by their shape for prismatic or rectangular cells
-
- 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
-
- 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
- H01M50/531—Electrode connections inside a battery casing
- H01M50/54—Connection of several leads or tabs of plate-like electrode stacks, e.g. electrode pole straps or bridges
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Description
11 正極
12 負極
13 セパレータ
21 第1端子
22 第2端子
25、27 集電部材
26 ケース
30 キャップアセンブリー
31、71、91 キャッププレート
32、72a、92a 遮断部
34 ベント孔
37 電解液注入口
38 密封キャップ
39 ベント部材
40、50、60、80 シーリング部材
41、61、81 上部シーリング部
42、62、82 下部シーリング部
43 孔
46、63、73 支持部
49 載置溝
72、92 端子孔
11a 正極無地部
12a 負極無地部
21a 上部連結部
21b 集電連結部
21c 中間連結部
21d 集電突起
39a 切欠
101 二次電池
Claims (13)
- 内部に電極組立体を含むケースと、
前記ケースに取り付けられたキャッププレートと、
前記キャッププレート上に形成された端子孔であって第1方向に長さを有する端子孔を通過する端子と、
前記端子孔内において部分的に前記端子を囲むシーリング部材と、を備え、
前記端子は、中央連結部と、前記中央連結部から前記ケースの外部に延在して前記ケースの外部の前記キャッププレートと部分的に重なる上部連結部と、前記ケースの内部で前記第1方向へ前記中央連結部から延在する集電連結部と、を含み、
前記シーリング部材は、前記キャッププレート上に載置した上部シーリング部と、前記端子孔の内部に配置されて周囲と密接するように固定された下部シーリング部とを含み、前記上部シーリング部は、前記キャッププレートと前記上部連結部との間に位置し、前記上部連結部が前記キャッププレートと離隔するように前記上部連結部を支持し、前記下部シーリング部は、前記集電連結部と前記端子孔全体との間に位置し、
前記端子孔の内部にある遮断部と、前記シーリング部材内にある支持部とをさらに備え、前記支持部は、前記遮断部に嵌合されて結合され、
前記遮断部は、凹部と凸部とが交互に配置された凹凸形状を有し、前記凹凸形状は、前記端子孔の内周面に沿って形成され、前記支持部は、前記遮断部に挿入される凹凸形状を有する、二次電池。 - 前記上部シーリング部は、前記上部連結部を前記キャッププレートと離隔させ、電気的に絶縁させる、請求項1に記載の二次電池。
- 前記集電連結部は、前記集電連結部が前記キャッププレートと重ならないように、前記第1方向に前記端子孔の長さより小さい長さを有する、請求項1に記載の二次電池。
- 前記集電連結部の長さは、前記端子孔の長さの60%から95%である請求項3に記載の二次電池。
- 前記端子孔は、前記第1方向に延在する形状を有し、前記集電連結部は前記端子孔の下側に位置する、請求項3に記載の二次電池。
- 前記シーリング部材は、前記上部連結部と前記キャッププレートとの間の上部シーリング部と、前記キャッププレート内に形成された前記端子孔内に挿入されて固定される下部シーリング部と、を含み、
前記支持部は、前記下部シーリング部の周りに形成される、請求項1に記載の二次電池。 - 前記下部シーリング部は、前記中央連結部を延在させるための孔を有し、
前記下部シーリング部の下部面は、前記集電連結部が前記端子孔に沿って挿入される載置溝を含む、請求項6に記載の二次電池。 - 前記シーリング部材は、一体の部材である、請求項7に記載の二次電池。
- 前記シーリング部材は、インサートモールディング方法によって形成される、請求項8に記載の二次電池。
- 前記端子の前記中央連結部は、前記端子孔を通過し、
前記上部連結部はベント部を介して前記中央連結部に連結され、
前記集電連結部は他のベント部を介して前記中央連結部に連結される、請求項1に記載の二次電池。 - 前記上部連結部と前記集電連結部とは、前記キャッププレートに平行である、請求項1に記載の二次電池。
- 前記上部連結部は、前記中央連結部から前記キャッププレートの中心に向かって延在し、
前記集電連結部は、前記中央連結部から前記キャッププレートの側端部に向かって前記第1方向に延在する、請求項1に記載の二次電池。 - 前記集電連結部は、集電部材を介して前記電極組立体に接続され、前記集電連結部の下部面は、前記集電部材内に挿入可能な突起を備える、請求項1に記載の二次電池。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201361828029P | 2013-05-28 | 2013-05-28 | |
US61/828,029 | 2013-05-28 | ||
US14/227,223 US9412992B2 (en) | 2013-05-28 | 2014-03-27 | Rechargeable battery |
US14/227,223 | 2014-03-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014232729A JP2014232729A (ja) | 2014-12-11 |
JP6444061B2 true JP6444061B2 (ja) | 2018-12-26 |
Family
ID=50389355
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014107870A Active JP6444061B2 (ja) | 2013-05-28 | 2014-05-26 | 二次電池 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9412992B2 (ja) |
EP (1) | EP2808918B1 (ja) |
JP (1) | JP6444061B2 (ja) |
KR (1) | KR102208999B1 (ja) |
CN (1) | CN104183814B (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102515096B1 (ko) * | 2015-06-16 | 2023-03-28 | 삼성에스디아이 주식회사 | 집전부재를 가진 이차 전지 |
JP2017079153A (ja) * | 2015-10-21 | 2017-04-27 | 日立オートモティブシステムズ株式会社 | 角形二次電池 |
KR102573330B1 (ko) | 2016-06-24 | 2023-08-30 | 삼성에스디아이 주식회사 | 이차 전지 |
KR102335021B1 (ko) * | 2016-10-21 | 2021-12-02 | 삼성에스디아이 주식회사 | 이차 전지 및 그 모듈 |
CN209766578U (zh) * | 2019-05-13 | 2019-12-10 | 宁德时代新能源科技股份有限公司 | 二次电池 |
CN110212124A (zh) * | 2019-07-17 | 2019-09-06 | 池州市骏智机电科技有限公司 | 一种基于块状极柱的电池顶盖及其制备方法 |
WO2024020227A1 (en) * | 2022-07-22 | 2024-01-25 | Our Next Energy, Inc. | Cap assembly |
Family Cites Families (22)
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JP2630158B2 (ja) * | 1992-03-30 | 1997-07-16 | 新神戸電機株式会社 | 密閉形鉛蓄電池の端子封口部 |
JPH09320630A (ja) * | 1996-05-28 | 1997-12-12 | Furukawa Battery Co Ltd:The | 液式鉛蓄電池 |
JP2003208879A (ja) * | 2002-01-10 | 2003-07-25 | Mitsubishi Heavy Ind Ltd | 二次電池 |
JP4898138B2 (ja) * | 2005-04-25 | 2012-03-14 | 三菱重工業株式会社 | 電池内圧自動調整機構を備えた非水電解質二次電池 |
KR101201815B1 (ko) * | 2005-10-14 | 2012-11-15 | 삼성에스디아이 주식회사 | 이차 전지 |
JP4785759B2 (ja) | 2006-02-27 | 2011-10-05 | 三星エスディアイ株式会社 | 二次電池 |
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 |
JP4539763B2 (ja) * | 2008-06-13 | 2010-09-08 | トヨタ自動車株式会社 | 電極 |
CN201238060Y (zh) * | 2008-07-29 | 2009-05-13 | 武汉银泰科技电源股份有限公司 | 一种阀控式铅酸蓄电池端子 |
KR101050298B1 (ko) | 2008-12-03 | 2011-07-19 | 삼성에스디아이 주식회사 | 이차전지 |
JP5402318B2 (ja) * | 2009-06-30 | 2014-01-29 | 株式会社Gsユアサ | 電池 |
JP5378134B2 (ja) * | 2009-09-29 | 2013-12-25 | 豊田合成株式会社 | 電池蓋部材 |
JP5492653B2 (ja) * | 2010-05-07 | 2014-05-14 | 日立ビークルエナジー株式会社 | 二次電池 |
CN201732822U (zh) * | 2010-05-17 | 2011-02-02 | 深圳市雄韬电源科技有限公司 | 一种电池端子密封结构 |
US20110300414A1 (en) | 2010-06-07 | 2011-12-08 | Woonseong Baek | Cap assembly and rechargeable battery having the same |
KR101233322B1 (ko) * | 2010-08-31 | 2013-02-14 | 로베르트 보쉬 게엠베하 | 이차 전지 |
KR101222269B1 (ko) | 2010-12-27 | 2013-01-15 | 로베르트 보쉬 게엠베하 | 이차 전지 및 이를 포함하는 배터리 팩 |
CN201994369U (zh) * | 2011-04-18 | 2011-09-28 | 美美电池有限公司 | 一种蓄电池的端子密封结构 |
JP5589955B2 (ja) * | 2011-05-16 | 2014-09-17 | 日立オートモティブシステムズ株式会社 | 角形二次電池 |
CN202259476U (zh) * | 2011-09-28 | 2012-05-30 | 江苏双登集团有限公司 | 铅酸蓄电池端子密封结构 |
KR101683213B1 (ko) * | 2011-11-02 | 2016-12-07 | 삼성에스디아이 주식회사 | 이차 전지 |
CN202797106U (zh) * | 2012-07-30 | 2013-03-13 | 比亚迪股份有限公司 | 一种锂离子电池密封组件 |
-
2014
- 2014-03-27 US US14/227,223 patent/US9412992B2/en active Active
- 2014-03-31 EP EP14162757.0A patent/EP2808918B1/en active Active
- 2014-04-17 KR KR1020140046309A patent/KR102208999B1/ko active IP Right Grant
- 2014-05-15 CN CN201410204708.9A patent/CN104183814B/zh active Active
- 2014-05-26 JP JP2014107870A patent/JP6444061B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
KR102208999B1 (ko) | 2021-01-27 |
US9412992B2 (en) | 2016-08-09 |
CN104183814B (zh) | 2019-08-16 |
US20140356700A1 (en) | 2014-12-04 |
KR20140139958A (ko) | 2014-12-08 |
EP2808918A1 (en) | 2014-12-03 |
JP2014232729A (ja) | 2014-12-11 |
EP2808918B1 (en) | 2018-09-12 |
CN104183814A (zh) | 2014-12-03 |
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