CN115552702A - 电池单体及其制造方法和制造系统、电池以及用电装置 - Google Patents

电池单体及其制造方法和制造系统、电池以及用电装置 Download PDF

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Publication number
CN115552702A
CN115552702A CN202180006925.5A CN202180006925A CN115552702A CN 115552702 A CN115552702 A CN 115552702A CN 202180006925 A CN202180006925 A CN 202180006925A CN 115552702 A CN115552702 A CN 115552702A
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China
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battery cell
end cover
insulating member
hole
end cap
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CN202180006925.5A
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CN115552702B (zh
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陈文伟
郑于炼
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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
    • H01M50/538—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
    • 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
    • H01M10/0404—Machines for assembling 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
    • H01M50/147—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
    • H01M50/183—Sealing members
    • H01M50/186—Sealing members characterised by the disposition of the 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
    • H01M50/30—Arrangements for facilitating escape of gases
    • H01M50/342—Non-re-sealable arrangements
    • H01M50/3425—Non-re-sealable arrangements in the form of rupturable membranes or weakened parts, e.g. pierced with the aid of a sharp member
    • 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
    • H01M50/536—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
    • H01M50/543—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
    • H01M50/559—Terminals adapted for cells having curved cross-section, e.g. round, elliptic or button 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
    • H01M50/572—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
    • 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)

Abstract

本申请实施例提供一种电池单体及其制造方法和制造系统、电池以及用电装置。本申请实施例的电池单体包括：壳体，具有开口；电极组件，容纳于壳体内，电极组件包括极耳部；端盖组件，包括端盖和电极端子，端盖用于盖合开口，电极端子安装于端盖，端盖设有第一通孔；集流构件，用于电连接电极端子和极耳部，集流构件包括用于连接极耳部的第一连接部，第一连接部和极耳部的连接区域在端盖的厚度方向上的投影与第一通孔在厚度方向上的投影至少部分重叠。本申请能够在装配过程中减少附着在电极组件上的杂质，提高电池单体的安全性能。

Description

PCT国内申请，说明书已公开。

Claims (21)

  1. PCT国内申请，权利要求书已公开。
CN202180006925.5A 2021-04-30 2021-04-30 电池单体及其制造方法和制造系统、电池以及用电装置 Active CN115552702B (zh)

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PCT/CN2021/091365 WO2022226971A1 (zh) 2021-04-30 2021-04-30 电池单体及其制造方法和制造系统、电池以及用电装置

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CN115552702B CN115552702B (zh) 2024-05-17

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US (1) US11962042B2 (zh)
EP (1) EP4106088B1 (zh)
JP (1) JP7449396B2 (zh)
KR (1) KR20220149773A (zh)
CN (1) CN115552702B (zh)
WO (1) WO2022226971A1 (zh)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115881447B (zh) * 2023-02-09 2023-05-16 深圳海润新能源科技有限公司 转接片组件、储能装置和用电设备
CN116014319B (zh) * 2023-02-09 2023-06-06 深圳海润新能源科技有限公司 储能装置及用电设备
CN116169437A (zh) * 2023-03-30 2023-05-26 厦门海辰储能科技股份有限公司 储能装置、用电设备及储能装置的制作方法

Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002343336A (ja) * 2001-05-10 2002-11-29 Alps Electric Co Ltd 電池用感熱スイッチ
CN104221186A (zh) * 2012-04-17 2014-12-17 株式会社丰田自动织机 蓄电装置
KR20160042243A (ko) * 2014-10-07 2016-04-19 삼성에스디아이 주식회사 이차 전지 및 그 제조 방법
CN205376658U (zh) * 2016-02-29 2016-07-06 宁德时代新能源科技股份有限公司 二次电池
CN206250260U (zh) * 2016-12-02 2017-06-13 宁德时代新能源科技股份有限公司 二次电池
JP2019053863A (ja) * 2017-09-13 2019-04-04 株式会社Ｇｓユアサ 蓄電素子
CN109860449A (zh) * 2019-03-25 2019-06-07 中兴高能技术有限责任公司 电池盖板及盖板焊接工装、电池制备方法
CN110326124A (zh) * 2017-02-27 2019-10-11 三洋电机株式会社 方形二次电池
JP2020053207A (ja) * 2018-09-26 2020-04-02 株式会社Ｇｓユアサ 蓄電素子
CN111162205A (zh) * 2018-11-07 2020-05-15 宁德时代新能源科技股份有限公司 二次电池以及二次电池的制造方法
CN112332039A (zh) * 2020-01-17 2021-02-05 宁德时代新能源科技股份有限公司 二次电池、电池模块以及使用电池作为电源的装置
US20210043912A1 (en) * 2018-10-30 2021-02-11 Contemporary Amperex Technology Co., Limited Top pressing plate, secondary battery and method for manufacturing secondary battery
WO2021060010A1 (ja) * 2019-09-26 2021-04-01 三洋電機株式会社 二次電池及びその製造方法

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CN107431154B (zh) * 2015-04-21 2020-04-24 日本汽车能源株式会社 方形二次电池
JP6888934B2 (ja) * 2016-09-29 2021-06-18 トヨタ自動車株式会社 二次電池
CN108695451B (zh) * 2017-04-07 2021-02-09 宁德时代新能源科技股份有限公司 二次电池的顶盖组件以及二次电池
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JP7055648B2 (ja) * 2018-01-26 2022-04-18 三洋電機株式会社 蓄電装置
CN209183657U (zh) * 2018-12-03 2019-07-30 宁德时代新能源科技股份有限公司 二次电池以及电池模组
CN212161993U (zh) * 2020-06-02 2020-12-15 宁德时代新能源科技股份有限公司 电极组件、电池、电池模块、电池组、使用电池的装置和电极组件的制造装置
JP7443308B2 (ja) * 2021-09-27 2024-03-05 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

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002343336A (ja) * 2001-05-10 2002-11-29 Alps Electric Co Ltd 電池用感熱スイッチ
CN104221186A (zh) * 2012-04-17 2014-12-17 株式会社丰田自动织机 蓄电装置
KR20160042243A (ko) * 2014-10-07 2016-04-19 삼성에스디아이 주식회사 이차 전지 및 그 제조 방법
CN205376658U (zh) * 2016-02-29 2016-07-06 宁德时代新能源科技股份有限公司 二次电池
CN206250260U (zh) * 2016-12-02 2017-06-13 宁德时代新能源科技股份有限公司 二次电池
CN110326124A (zh) * 2017-02-27 2019-10-11 三洋电机株式会社 方形二次电池
JP2019053863A (ja) * 2017-09-13 2019-04-04 株式会社Ｇｓユアサ 蓄電素子
JP2020053207A (ja) * 2018-09-26 2020-04-02 株式会社Ｇｓユアサ 蓄電素子
US20210043912A1 (en) * 2018-10-30 2021-02-11 Contemporary Amperex Technology Co., Limited Top pressing plate, secondary battery and method for manufacturing secondary battery
CN111162205A (zh) * 2018-11-07 2020-05-15 宁德时代新能源科技股份有限公司 二次电池以及二次电池的制造方法
CN109860449A (zh) * 2019-03-25 2019-06-07 中兴高能技术有限责任公司 电池盖板及盖板焊接工装、电池制备方法
WO2021060010A1 (ja) * 2019-09-26 2021-04-01 三洋電機株式会社 二次電池及びその製造方法
CN112332039A (zh) * 2020-01-17 2021-02-05 宁德时代新能源科技股份有限公司 二次电池、电池模块以及使用电池作为电源的装置

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Publication number Publication date
CN115552702B (zh) 2024-05-17
EP4106088B1 (en) 2024-05-29
KR20220149773A (ko) 2022-11-08
EP4106088A4 (en) 2023-05-03
US20220393315A1 (en) 2022-12-08
JP7449396B2 (ja) 2024-03-13
US11962042B2 (en) 2024-04-16
JP2023527607A (ja) 2023-06-30
EP4106088A1 (en) 2022-12-21
WO2022226971A1 (zh) 2022-11-03

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