JP5480218B2 - 二次電池 - Google Patents
二次電池 Download PDFInfo
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- JP5480218B2 JP5480218B2 JP2011207232A JP2011207232A JP5480218B2 JP 5480218 B2 JP5480218 B2 JP 5480218B2 JP 2011207232 A JP2011207232 A JP 2011207232A JP 2011207232 A JP2011207232 A JP 2011207232A JP 5480218 B2 JP5480218 B2 JP 5480218B2
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- 230000008878 coupling Effects 0.000 claims description 62
- 238000010168 coupling process Methods 0.000 claims description 62
- 238000005859 coupling reaction Methods 0.000 claims description 62
- 238000007789 sealing Methods 0.000 claims description 4
- 230000000712 assembly Effects 0.000 description 8
- 238000000429 assembly Methods 0.000 description 8
- -1 polyethylene Polymers 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 239000004698 Polyethylene Substances 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 4
- 239000011149 active material Substances 0.000 description 4
- 239000003792 electrolyte Substances 0.000 description 4
- 239000011888 foil Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 239000011810 insulating material Substances 0.000 description 3
- 229920000573 polyethylene Polymers 0.000 description 3
- 229920001155 polypropylene Polymers 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 2
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 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
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 239000008151 electrolyte solution Substances 0.000 description 2
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 239000004417 polycarbonate Substances 0.000 description 2
- 229920000515 polycarbonate Polymers 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910013063 LiBF 4 Inorganic materials 0.000 description 1
- 229910013870 LiPF 6 Inorganic materials 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 1
- 239000000499 gel Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 235000015110 jellies Nutrition 0.000 description 1
- 239000008274 jelly Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 229910003002 lithium salt Inorganic materials 0.000 description 1
- 159000000002 lithium salts Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000005677 organic carbonates Chemical class 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- H01M10/0431—Cells with wound or folded electrodes
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- G—PHYSICS
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- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/1906—Control of temperature characterised by the use of electric means using an analogue comparing device
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- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
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- H01M50/10—Primary casings; Jackets or wrappings
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- H01M50/103—Primary casings; Jackets or wrappings characterised by their shape or physical structure prismatic or rectangular
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- 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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- 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
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- H01M6/5044—Cells or batteries structurally combined with cell condition indicating means
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- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
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- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
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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
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- H01M10/045—Cells or batteries with folded plate-like electrodes
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- H01M2200/00—Safety devices for primary or secondary batteries
- H01M2200/10—Temperature 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
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- Y02E60/10—Energy storage using batteries
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Description
110:電極組立体
120:ケース
130:第1端子
131:第1集電体
132、142:第1集電部
133、143:第2集電部
134:第1無地部
135:第1電極端子
140:第2端子
141:第2集電体
144:第2無地部
145:第2電極端子
150:キャッププレート
Claims (16)
- 電極組立体;
前記電極組立体を収容するケース;
前記ケースの開口を密封するキャッププレート;
前記ケースの外側に突出される電極端子;及び
前記電極組立体と前記電極端子との間に電気的に連結される集電体;を含み、
前記集電体は前記電極端子に結合され第1結合領域を含む第1集電部と、前記電極組立体に結合され第2結合領域を含む第2集電部と、を含み、
前記第1結合領域は前記第2結合領域に結合され、
前記第1及び第2結合領域のうちいずれか一つは突起部を含み、前記第1及び第2結合領域のうち他の一つは収容部を含み、
前記突起部は前記収容部内に収容され、
前記第1結合領域は前記突起部を含み、前記第2結合領域は収容部を含み、
前記第1集電部は前記突起部に対して垂直な方向に延長されたヘッド部をさらに含み、
前記ヘッド部は前記電極端子とキャッププレートとに固定され、
前記ヘッド部から遠い側の第1領域での突起部の第1幅は前記ヘッド部に近い側の第2領域での突起部の第2幅より小さく、
前記第2集電部は前記収容部から延長され、前記電極組立体に固定される分枝部を含むことを特徴とする二次電池。 - 前記突起部は本体部と前記本体部から延長されたフック部を含み、前記フック部は前記収容部の表面に対して接触されて固定されることを特徴とする請求項1に記載の二次電池。
- 前記突起部は本体部と前記本体部から延長された突起を含み、前記突起は前記収容部の開口に固定されることを特徴とする請求項1に記載の二次電池。
- 前記開口は前記収容部の壁面に形成され、前記壁面は前記開口に隣接して貫通されるように形成されたスリットを具備することを特徴とする請求項3に記載の二次電池。
- 前記突起部は本体部と前記本体部から延長されたフック部を含み、前記フック部は前記分枝部の溝に固定されることを特徴とする請求項1に記載の二次電池。
- 他の一つの電極組立体をさらに含み、前記第2集電部は前記収容部から延長され、前記他の一つの電極組立体に固定される他の一つの分枝部をさらに含むことを特徴とする請求項1に記載の二次電池。
- 前記第1結合領域は前記第2結合領域に着脱可能に結合されることを特徴とする請求項1に記載の二次電池。
- 前記電極組立体は無地部を含み、前記集電体は前記無地部と前記電極端子の間に電気的に連結されることを特徴とする請求項1に記載の二次電池。
- 前記無地部は前記電極組立体の第1端に配列された第1無地部を含み、
前記電極組立体は前記第1端に対向する側に前記電極組立体の第2端に配列された第2無地部をさらに含み、
前記電極端子は第1電極端子を含み、
前記集電体は第1集電体を含み、
前記二次電池は前記ケースの外側に突出される第2電極端子と、前記第2無地部と前記第2電極端子の間に電気的に連結された第2集電体をさらに含むことを特徴とする請求項8に記載の二次電池。 - 前記キャッププレートと前記第1及び第2電極端子は前記第1及び第2集電体の第1集電部とともに前記第1及び第2集電体の第2集電部に着脱可能に結合されることを特徴とする請求項9に記載の二次電池。
- 前記第1及び第2集電体の前記第1集電部は前記キャッププレートに固定され、前記第1及び第2集電体の第2集電部は前記第1及び第2無地部にそれぞれ固定されることを特徴とする請求項10に記載の二次電池。
- 二次電池の電極組立体と電極端子を電気的に連結する集電体において、
前記集電体は、
前記電極端子に結合可能で第1結合領域を含む第1集電部;及び
前記電極組立体に結合可能で、第2結合領域を含む第2集電部を含み、
前記第1結合領域は前記第2結合領域に結合可能で、
前記第1及び第2結合領域のうちいずれか一つは突起部を含み、前記第1及び第2結合領域のうち他の一つは収容部を含み、
前記突起部は前記収容部内にスライドされて収容され、
前記第1結合領域は前記突起部を含み、前記第2結合領域は収容部を含み、
前記第1集電部は、前記突起部に対して垂直な方向に延長され、前記電極端子とキャッププレートとに固定されるヘッド部をさらに含み、
前記ヘッド部から遠い側の第1領域での突起部の第1幅は前記ヘッド部に近い側の第2領域での突起部の第2幅より小さく、
前記第2集電部は前記収容部から延長され、前記電極組立体に固定される分枝部を含むことを特徴とする集電体。 - 前記突起部は本体部と前記本体部から延長されたフック部を含み、
前記フック部は前記収容部の表面に対して接触されて固定されることを特徴とする請求項12に記載の集電体。 - 前記突起部は本体部と前記本体部から延長された突起を含み、
前記突起は前記収容部の開口に固定されることを特徴とする請求項12に記載の集電体。 - 前記第1結合領域は前記第2結合領域に着脱可能に結合されることを特徴とする請求項12に記載の集電体。
- 電極組立体;
前記電極組立体を収容するケース;
前記ケースの開口を密封するキャッププレート;
前記ケースの外側に突出される電極端子;及び
前記電極組立体と前記電極端子との間に電気的に連結される集電体を含み、
前記集電体は前記電極端子に結合され、第1結合領域を含む第1集電部と、前記電極組立体に結合され、第2結合領域を含む第2集電部と、を含み、
前記第1結合領域は突起部を含み、前記第2結合領域は収容部を含み、
前記第1結合領域は、前記突起部が前記収容部内に収容されることにより前記第2結合領域に結合され、
前記第1集電部は前記突起部に対して垂直な方向に延長されたヘッド部をさらに含み、
前記ヘッド部は前記電極端子とキャッププレートとに固定され、
前記ヘッド部から遠い側の第1領域での突起部の第1幅は前記ヘッド部に近い側の第2領域での突起部の第2幅より小さく、
前記第2集電部は前記収容部から延長され、前記電極組立体に固定される分枝部を含むことを特徴とする二次電池。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201161469033P | 2011-03-29 | 2011-03-29 | |
US61/469033 | 2011-03-29 | ||
US13/172,758 US8722237B2 (en) | 2011-03-29 | 2011-06-29 | Secondary battery |
US13/172758 | 2011-06-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012209238A JP2012209238A (ja) | 2012-10-25 |
JP5480218B2 true JP5480218B2 (ja) | 2014-04-23 |
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JP6173729B2 (ja) | 2013-03-14 | 2017-08-02 | 株式会社東芝 | 電池の製造方法 |
US9525161B2 (en) * | 2013-07-18 | 2016-12-20 | Samsung Sdi Co., Ltd. | Rechargeable battery |
KR101708365B1 (ko) * | 2013-09-13 | 2017-02-20 | 삼성에스디아이 주식회사 | 배터리 팩 |
JP6519161B2 (ja) | 2014-01-17 | 2019-05-29 | 株式会社Gsユアサ | 蓄電素子 |
KR102246729B1 (ko) * | 2014-04-17 | 2021-04-29 | 삼성에스디아이 주식회사 | 전류 분산 부재를 갖는 이차 전지 |
KR102222120B1 (ko) | 2014-05-22 | 2021-03-03 | 삼성에스디아이 주식회사 | 이차 전지 |
JP6486615B2 (ja) * | 2014-06-12 | 2019-03-20 | 三井化学株式会社 | 二次電池の製造方法及び二次電池 |
EP2988349A3 (en) | 2014-08-14 | 2016-06-15 | Samsung SDI Co., Ltd. | Battery having cap assembly comprising a insulating spacer having a groove and an electrode lead |
US11424488B2 (en) * | 2014-09-26 | 2022-08-23 | Vehicle Energy Japan Inc. | Rectangular secondary battery |
KR102323949B1 (ko) * | 2015-03-03 | 2021-11-08 | 삼성에스디아이 주식회사 | 상부 커버를 갖는 이차 전지 |
KR102515096B1 (ko) * | 2015-06-16 | 2023-03-28 | 삼성에스디아이 주식회사 | 집전부재를 가진 이차 전지 |
CN108028348B (zh) * | 2015-09-18 | 2022-02-22 | 罗伯特·博世有限公司 | 蓄电元件以及蓄电元件的制造方法 |
JP6935798B2 (ja) * | 2016-07-29 | 2021-09-15 | 三洋電機株式会社 | 二次電池の製造方法 |
JP6915616B2 (ja) * | 2016-07-29 | 2021-08-04 | 三洋電機株式会社 | 二次電池 |
JP6938923B2 (ja) * | 2017-01-20 | 2021-09-22 | 株式会社Gsユアサ | 蓄電素子 |
JP2019040668A (ja) * | 2017-08-22 | 2019-03-14 | 株式会社豊田自動織機 | 蓄電装置及び蓄電装置の製造方法 |
KR20190024619A (ko) * | 2017-08-31 | 2019-03-08 | 삼성에스디아이 주식회사 | 이차 전지 |
KR102371196B1 (ko) | 2017-08-31 | 2022-03-07 | 삼성에스디아이 주식회사 | 이차 전지 |
EP3451415B1 (en) * | 2017-08-31 | 2020-03-25 | Samsung SDI Co., Ltd. | Secondary battery |
CN108336283B (zh) * | 2017-12-29 | 2021-02-12 | 中国电子科技集团公司第十八研究所 | 一种超大容量单体电池及其制备方法 |
JP7161676B2 (ja) * | 2018-12-13 | 2022-10-27 | トヨタ自動車株式会社 | 電池 |
CN111987340A (zh) * | 2019-05-24 | 2020-11-24 | 宁德时代新能源科技股份有限公司 | 电池单元及其制造方法、电池模组 |
JP7304371B2 (ja) * | 2021-01-13 | 2023-07-06 | プライムプラネットエナジー&ソリューションズ株式会社 | 端子部品および二次電池 |
DE102021119695A1 (de) | 2021-07-29 | 2023-02-02 | Elringklinger Ag | Elektrische Verbindungsvorrichtung |
JP2023546770A (ja) * | 2021-09-30 | 2023-11-08 | 寧徳時代新能源科技股▲分▼有限公司 | アダプタ部材、電池単体、電池、電力使用装置、電池単体の製造方法および製造装置 |
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US8765291B2 (en) * | 2009-05-20 | 2014-07-01 | Samsung Sdi Co., Ltd. | Rechargeable battery |
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US8617738B2 (en) | 2010-05-19 | 2013-12-31 | Samsung Sdi Co., Ltd. | Secondary battery |
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JP2012209238A (ja) | 2012-10-25 |
US20120251874A1 (en) | 2012-10-04 |
CN102738428B (zh) | 2016-05-04 |
EP2506358A1 (en) | 2012-10-03 |
CN102738428A (zh) | 2012-10-17 |
KR101286005B1 (ko) | 2013-07-15 |
KR20120111869A (ko) | 2012-10-11 |
EP2506358B1 (en) | 2015-04-01 |
US8722237B2 (en) | 2014-05-13 |
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