JP2023508981A - カバープレートアセンブリ、電池、電池モジュール、動力電池パック及び電気自動車 - Google Patents
カバープレートアセンブリ、電池、電池モジュール、動力電池パック及び電気自動車 Download PDFInfo
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- H—ELECTRICITY
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- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
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- 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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- H—ELECTRICITY
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- 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
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- 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
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- 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- 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
- H01M50/155—Lids or covers characterised by the material
- H01M50/157—Inorganic material
- H01M50/159—Metals
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- H—ELECTRICITY
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- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/249—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
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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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- 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
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- H01M50/545—Terminals formed by the casing of the cells
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- H—ELECTRICITY
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- 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
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- 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
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- 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
- 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
- H01M50/584—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries
- H01M50/59—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries characterised by the protection means
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
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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
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- Connection Of Batteries Or Terminals (AREA)
- Fuses (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
Description
本開示は、ビーワイディーカンパニーリミテッドが2019年12月26日に提出した、中国特許出願第「201911367813.3」号の出願名称「カバープレートアセンブリ、電池、電池モジュール、動力電池パック及び電気自動車」の優先権を主張するものであり、その全ての内容は参照により本開示に組み込まれるものとする。
1カバープレート本体、11取付孔、111環状ガスケット、
1111頂部、1112底部、1113接続部、
2第1の電極端子、21極柱、22電極キャップ、
3抵抗コーティング、31第1の部分、32第2の部分、
33第3の部分、331脆弱部、4第1の絶縁部材、
5カバープレート絶縁部材、6内部引き出しシート。
Claims (13)
- カバープレート本体、第1の電極端子、第2の電極端子、及び、抵抗コーティングを含む、電池のカバープレートアセンブリであって、
前記第2の電極端子と前記カバープレート本体とが絶縁して接続され、前記第1の電極端子と前記カバープレート本体とが前記抵抗コーティングにより電気的に接続され、前記抵抗コーティングは、脆弱部を含み、前記抵抗コーティングを流れる電流が所定の閾値より大きい場合に、前記脆弱部が溶かされて前記カバープレート本体と前記第1の電極端子の接続を遮断する、ことを特徴とする電池のカバープレートアセンブリ。 - 前記脆弱部の寸法は、前記抵抗コーティングの他の部分の寸法より小さい、ことを特徴とする請求項1に記載の電池のカバープレートアセンブリ。
- 前記カバープレート本体に取付孔が設置され、前記第1の電極端子は、前記取付孔を介して前記カバープレート本体に取り付けられ、前記取付孔の孔壁と前記第1の電極端子とは、互いに離間し、
前記第1の電極端子の外端の周壁に第1の絶縁部材が嵌設され、前記抵抗コーティングは、前記第1の絶縁部材に配置される、ことを特徴とする請求項1又は2に記載の電池のカバープレートアセンブリ。 - 前記取付孔の孔壁と前記第1の電極端子との間に第2の絶縁部材が配置される、請求項3に記載の電池のカバープレートアセンブリ。
- 前記第1の電極端子は、極柱と、前記極柱から前記極柱の径方向に沿って外向きに延びる電極キャップとを含み、
前記抵抗コーティングは、第1の部分、第2の部分、及び、第3の部分を含み、前記第1の部分は、前記電極キャップと前記第1の絶縁部材との間に配置され、前記第2の部分は、前記第1の絶縁部材と前記カバープレート本体との間に配置され、前記第3の部分は、前記第1の部分と前記第2の部分との間に接続される、ことを特徴とする請求項3又は4に記載の電池のカバープレートアセンブリ。 - 前記脆弱部は、前記第3の部分に配置され、前記第3の部分は、
前記第1の絶縁部材の外面に配置され、前記第1の部分に接続される第1のコーティング部と、
前記第1の絶縁部材の外面に配置され、前記第2の部分に接続される第2のコーティング部と、を含み、前記脆弱部は、前記第1のコーティング部と第2のコーティング部との間に接続される、ことを特徴とする請求項5に記載の電池のカバープレートアセンブリ。 - 前記取付孔に配設され、かつ前記カバープレート本体に電気的に接続される環状ガスケットをさらに含み、前記第1の絶縁部材が前記環状ガスケットに支持され、前記極柱が前記第1の絶縁部材及び前記環状ガスケットを順に通って前記カバープレート本体に取り付けられ、前記第1の絶縁部材が前記環状ガスケットと前記電極キャップとの間に配置され、かつ前記抵抗コーティングの前記第2の部分が前記第1の絶縁部材と環状ガスケットとの間に配置される、ことを特徴とする請求項5又は6に記載の電池のカバープレートアセンブリ。
- 前記第1の絶縁部材は、セラミックリングである、ことを特徴とする請求項3~7のいずれか1項に記載の電池のカバープレートアセンブリ。
- 前記抵抗コーティングは、ニッケルめっき層を含む、ことを特徴とする請求項1~8のいずれか1項に記載の電池のカバープレートアセンブリ。
- 請求項1~9のいずれか1項に記載のカバープレートアセンブリを含む、ことを特徴とする電池。
- 請求項10に記載の電池を含む、電池モジュール。
- 請求項11に記載の電池モジュール又は請求項10に記載の電池を含む、動力電池パック。
- 請求項12に記載の動力電池パックを含む、電気自動車。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911367813.3A CN113054295B (zh) | 2019-12-26 | 2019-12-26 | 盖板组件、电池、电池模组、动力电池包和电动汽车 |
CN201911367813.3 | 2019-12-26 | ||
PCT/CN2020/123304 WO2021129101A1 (zh) | 2019-12-26 | 2020-10-23 | 盖板组件、电池、电池模组、动力电池包和电动汽车 |
Publications (2)
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JP2023508981A true JP2023508981A (ja) | 2023-03-06 |
JP7377363B2 JP7377363B2 (ja) | 2023-11-09 |
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JP2022539098A Active JP7377363B2 (ja) | 2019-12-26 | 2020-10-23 | カバープレートアセンブリ、電池、電池モジュール、動力電池パック及び電気自動車 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20220416336A1 (ja) |
EP (1) | EP4068496A4 (ja) |
JP (1) | JP7377363B2 (ja) |
KR (1) | KR20220115993A (ja) |
CN (1) | CN113054295B (ja) |
WO (1) | WO2021129101A1 (ja) |
Citations (4)
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JP2015082500A (ja) * | 2013-10-24 | 2015-04-27 | 三星エスディアイ株式会社Samsung SDI Co.,Ltd. | 二次電池および電池モジュール |
JP2017157334A (ja) * | 2016-02-29 | 2017-09-07 | 三洋電機株式会社 | 二次電池及び組電池 |
JP2018081912A (ja) * | 2016-11-15 | 2018-05-24 | 寧徳時代新能源科技股▲分▼有限公司Contemporary Amperex Technology Co., Limited | 二次電池および電池モジュール |
JP2019114501A (ja) * | 2017-12-26 | 2019-07-11 | トヨタ自動車株式会社 | 二次電池 |
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US20090108980A1 (en) * | 2007-10-09 | 2009-04-30 | Littelfuse, Inc. | Fuse providing overcurrent and thermal protection |
BRPI0819682B1 (pt) * | 2007-11-29 | 2019-04-24 | Lg Chem, Ltd. | Bateria contendo pcm empregado com elemento de segurança |
CN101206977A (zh) * | 2007-12-13 | 2008-06-25 | 上海长园维安电子线路保护股份有限公司 | 高精度片式保险丝及其制造方法 |
US9478774B2 (en) * | 2010-12-02 | 2016-10-25 | Samsung Sdi Co., Ltd. | Rechargeable battery |
KR101222267B1 (ko) * | 2010-12-09 | 2013-01-15 | 로베르트 보쉬 게엠베하 | 이차 전지 |
CN202308124U (zh) * | 2011-10-28 | 2012-07-04 | 比亚迪股份有限公司 | 一种电池防爆装置及其电池包 |
JP6477176B2 (ja) * | 2015-04-02 | 2019-03-06 | 株式会社豊田自動織機 | 蓄電装置 |
CN105098131A (zh) * | 2015-07-20 | 2015-11-25 | 天津市捷威动力工业有限公司 | 一种具有盖板带电功能的锂离子电池极柱 |
CN205231128U (zh) * | 2015-12-29 | 2016-05-11 | 宁德时代新能源科技股份有限公司 | 防爆装置 |
CN109830639A (zh) * | 2019-01-28 | 2019-05-31 | 欣旺达电子股份有限公司 | 一种转接片、电池顶盖及电池 |
CN109742310A (zh) * | 2019-03-13 | 2019-05-10 | 江苏塔菲尔新能源科技股份有限公司 | 一种动力电池的顶盖 |
-
2019
- 2019-12-26 CN CN201911367813.3A patent/CN113054295B/zh active Active
-
2020
- 2020-10-23 US US17/781,306 patent/US20220416336A1/en active Pending
- 2020-10-23 EP EP20907650.4A patent/EP4068496A4/en active Pending
- 2020-10-23 JP JP2022539098A patent/JP7377363B2/ja active Active
- 2020-10-23 KR KR1020227023937A patent/KR20220115993A/ko unknown
- 2020-10-23 WO PCT/CN2020/123304 patent/WO2021129101A1/zh unknown
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JP2015082500A (ja) * | 2013-10-24 | 2015-04-27 | 三星エスディアイ株式会社Samsung SDI Co.,Ltd. | 二次電池および電池モジュール |
JP2017157334A (ja) * | 2016-02-29 | 2017-09-07 | 三洋電機株式会社 | 二次電池及び組電池 |
JP2018081912A (ja) * | 2016-11-15 | 2018-05-24 | 寧徳時代新能源科技股▲分▼有限公司Contemporary Amperex Technology Co., Limited | 二次電池および電池モジュール |
JP2019114501A (ja) * | 2017-12-26 | 2019-07-11 | トヨタ自動車株式会社 | 二次電池 |
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EP4068496A4 (en) | 2023-11-22 |
KR20220115993A (ko) | 2022-08-19 |
EP4068496A1 (en) | 2022-10-05 |
JP7377363B2 (ja) | 2023-11-09 |
US20220416336A1 (en) | 2022-12-29 |
WO2021129101A1 (zh) | 2021-07-01 |
CN113054295A (zh) | 2021-06-29 |
CN113054295B (zh) | 2022-08-09 |
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