CN115699445B - 电池单体、电池、用电设备及电池单体的制造方法和设备 - Google Patents

电池单体、电池、用电设备及电池单体的制造方法和设备 Download PDF

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Publication number
CN115699445B
CN115699445B CN202180013786.9A CN202180013786A CN115699445B CN 115699445 B CN115699445 B CN 115699445B CN 202180013786 A CN202180013786 A CN 202180013786A CN 115699445 B CN115699445 B CN 115699445B
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end cap
main body
cap assembly
support
battery cell
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CN115699445A (zh
Inventor
周文林
郑于炼
陈新祥
徐良帆
王鹏
金海族
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Contemporary Amperex Technology Co Ltd
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Contemporary Amperex Technology Co Ltd
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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
    • H01M50/531—Electrode connections inside a battery casing
    • H01M50/536—Electrode connections inside a battery casing characterised by the method of fixing the leads to the electrodes, e.g. by welding
    • 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
    • H01M50/593—Spacers; Insulating plates
    • 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
    • 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
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
    • H01M50/103—Primary casings; Jackets or wrappings characterised by their shape or physical structure prismatic or rectangular
    • 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
    • H01M50/172—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
    • 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
    • H01M50/528—Fixed electrical connections, i.e. not intended for disconnection
    • 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
    • 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
    • H01M50/533—Electrode connections inside a battery casing characterised by the shape of the leads or tabs
    • 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
    • H01M50/538—Connection of several leads or tabs of wound or folded electrode stacks
    • 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
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00—Batteries for particular applications
    • H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00—Batteries for particular applications
    • H01M2220/30—Batteries in portable systems, e.g. mobile phone, laptop
    • 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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  • 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)
  • Secondary Cells (AREA)
  • Cell Separators (AREA)
CN202180013786.9A 2021-05-28 2021-05-28 电池单体、电池、用电设备及电池单体的制造方法和设备 Active CN115699445B (zh)

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PCT/CN2021/096943 WO2022246839A1 (zh) 2021-05-28 2021-05-28 电池单体、电池、用电设备及电池单体的制造方法和设备

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CN115699445A CN115699445A (zh) 2023-02-03
CN115699445B true CN115699445B (zh) 2024-01-05

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Country Link
US (1) US12009547B2 (https=)
EP (2) EP4120466B1 (https=)
JP (1) JP7518300B2 (https=)
KR (2) KR20250027590A (https=)
CN (1) CN115699445B (https=)
HU (1) HUE067212T2 (https=)
WO (1) WO2022246839A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2026007458A1 (zh) * 2024-07-02 2026-01-08 宁德时代新能源科技股份有限公司 电池单体、电池、用电装置及储能装置

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4510372A4 (en) * 2022-09-16 2025-08-20 Contemporary Amperex Technology Hong Kong Ltd BATTERY CELL, BATTERY AND ELECTRICAL DEVICE
WO2024082138A1 (zh) * 2022-10-18 2024-04-25 宁德时代新能源科技股份有限公司 电池单体、电池及用电设备
WO2024148468A1 (zh) * 2023-01-09 2024-07-18 宁德时代新能源科技股份有限公司 电池单体、电池及用电装置
CN119213627A (zh) * 2023-01-31 2024-12-27 宁德时代新能源科技股份有限公司 电池单体、电池及用电装置
CN116505087B (zh) * 2023-06-26 2023-09-26 宁德时代新能源科技股份有限公司 电池单体、电池及用电装置
CN219937335U (zh) * 2023-06-28 2023-10-31 欣旺达动力科技股份有限公司 二次电池及用电设备
JP7827667B2 (ja) * 2023-09-11 2026-03-10 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 二次電池の製造方法および二次電池
EP4661204A1 (en) * 2023-10-31 2025-12-10 Contemporary Amperex Technology Co., Limited Battery cell, battery and electric device
EP4567949A1 (en) * 2023-12-07 2025-06-11 SK On Co., Ltd. Battery cell and method of manufacturing the same
CN220692260U (zh) * 2024-01-15 2024-03-29 宁德时代新能源科技股份有限公司 电池单体、电池及用电装置
CN222380793U (zh) * 2024-01-18 2025-01-21 广州汽车集团股份有限公司 电芯、电池及车辆
CN119542690A (zh) * 2024-10-30 2025-02-28 江苏正力新能电池技术股份有限公司 电池单体及用电设备
CN120601088A (zh) * 2025-06-09 2025-09-05 中创新航科技集团股份有限公司 电池及用电装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111106304A (zh) * 2018-10-30 2020-05-05 宁德时代新能源科技股份有限公司 二次电池
CN111785901A (zh) * 2020-07-24 2020-10-16 欣旺达电动汽车电池有限公司 一种单体电池及一种动力电池
WO2021023060A1 (zh) * 2019-08-07 2021-02-11 江苏时代新能源科技有限公司 二次电池及电池包
CN112467231A (zh) * 2021-02-04 2021-03-09 江苏时代新能源科技有限公司 电极组件、电池单体、电池及电极组件的制造方法和设备

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102273643B1 (ko) * 2014-10-07 2021-07-07 삼성에스디아이 주식회사 이차 전지
JP6683193B2 (ja) * 2015-03-23 2020-04-15 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
JP2018085215A (ja) 2016-11-22 2018-05-31 リチウム エナジー アンド パワー ゲゼルシャフト ミット ベシュレンクテル ハフッング ウント コンパニー コマンディトゲゼルシャフトＬｉｔｈｉｕｍ Ｅｎｅｒｇｙ ａｎｄ Ｐｏｗｅｒ ＧｍｂＨ ＆ Ｃｏ． ＫＧ 蓄電素子
CN108615830B (zh) * 2016-12-12 2023-12-19 宁德时代新能源科技股份有限公司 动力电池顶盖结构及动力电池
KR102390766B1 (ko) 2017-05-22 2022-04-26 삼성에스디아이 주식회사 이차 전지
CN111785904B (zh) * 2018-01-12 2021-08-17 宁德时代新能源科技股份有限公司 二次电池及汽车
KR102571489B1 (ko) 2018-03-21 2023-08-28 삼성에스디아이 주식회사 이차 전지
CN209344216U (zh) 2019-04-08 2019-09-03 宁德时代新能源科技股份有限公司 电池
CN114865245B (zh) 2019-11-25 2024-01-02 宁德时代新能源科技股份有限公司 电池单体、电池模块、电池组、使用电池单体作为电源的装置及电池单体的组装方法
WO2021102638A1 (zh) * 2019-11-25 2021-06-03 宁德时代新能源科技股份有限公司 电池单体、电池模块、电池组、使用电池单体作为电源的装置及电池单体的组装方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111106304A (zh) * 2018-10-30 2020-05-05 宁德时代新能源科技股份有限公司 二次电池
WO2021023060A1 (zh) * 2019-08-07 2021-02-11 江苏时代新能源科技有限公司 二次电池及电池包
CN111785901A (zh) * 2020-07-24 2020-10-16 欣旺达电动汽车电池有限公司 一种单体电池及一种动力电池
CN112467231A (zh) * 2021-02-04 2021-03-09 江苏时代新能源科技有限公司 电极组件、电池单体、电池及电极组件的制造方法和设备

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2026007458A1 (zh) * 2024-07-02 2026-01-08 宁德时代新能源科技股份有限公司 电池单体、电池、用电装置及储能装置

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EP4120466A1 (en) 2023-01-18
EP4340119A3 (en) 2024-05-29
HUE067212T2 (hu) 2024-10-28
JP7518300B2 (ja) 2024-07-17
EP4340119A2 (en) 2024-03-20
KR20250027590A (ko) 2025-02-26
US12009547B2 (en) 2024-06-11
US20220384916A1 (en) 2022-12-01
EP4120466B1 (en) 2024-03-06
WO2022246839A1 (zh) 2022-12-01
JP2024507885A (ja) 2024-02-21
KR20230167395A (ko) 2023-12-08
CN115699445A (zh) 2023-02-03
KR102772602B1 (ko) 2025-02-28

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