CN113826275A - 电池封装结构 - Google Patents
电池封装结构 Download PDFInfo
- Publication number
- CN113826275A CN113826275A CN202080036188.9A CN202080036188A CN113826275A CN 113826275 A CN113826275 A CN 113826275A CN 202080036188 A CN202080036188 A CN 202080036188A CN 113826275 A CN113826275 A CN 113826275A
- Authority
- CN
- China
- Prior art keywords
- sealing region
- battery
- groove
- tab
- packaging structure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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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
- H01M50/30—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
- H01M50/10—Primary casings, jackets or wrappings of a single cell or a single battery
- 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
- H01M50/178—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells for pouch or flexible bag 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 of a single cell or a single battery
- H01M50/183—Sealing members
- H01M50/184—Sealing members characterised by their shape or 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 of a single cell or a single battery
- H01M50/183—Sealing members
- H01M50/186—Sealing members characterised by the disposition of the sealing members
-
- 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
Abstract
一种电池封装结构,包括电芯和壳体。所述电芯包括电芯主体和连接所述电芯主体的极耳;所述壳体包括容置所述电芯主体的容置部和连接所述容置部以密封所述电芯主体的封边,所述极耳从所述封边延伸至所述壳体外;所述封边包括封印部,其中,所述封印部朝向所述容置部的一侧朝背离所述容置部的方向凹陷形成第一凹槽,有利于提高电池封装结构的安全性。
Description
PCT国内申请,说明书已公开。
Claims (12)
- PCT国内申请,权利要求书已公开。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2020/082315 WO2021195927A1 (zh) | 2020-03-31 | 2020-03-31 | 电池封装结构 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN113826275A true CN113826275A (zh) | 2021-12-21 |
Family
ID=77929780
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202080036188.9A Pending CN113826275A (zh) | 2020-03-31 | 2020-03-31 | 电池封装结构 |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN113826275A (zh) |
WO (1) | WO2021195927A1 (zh) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202134580U (zh) * | 2011-04-14 | 2012-02-01 | 东莞新能源科技有限公司 | 一种锂离子电池及其包装箔 |
US20130122335A1 (en) * | 2011-11-14 | 2013-05-16 | Sk Innovation Co., Ltd. | Battery cell and battery module including the same |
CN205900670U (zh) * | 2016-08-08 | 2017-01-18 | 上海贯裕能源科技有限公司 | 软包电池安全排气封装装置 |
US20170170437A1 (en) * | 2014-02-14 | 2017-06-15 | Lg Chem, Ltd. | Pouch-type secondary battery including sealed part having recess |
WO2018049561A1 (zh) * | 2016-09-13 | 2018-03-22 | 东莞新能源科技有限公司 | 电池 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001093483A (ja) * | 1999-09-28 | 2001-04-06 | Tokai Rubber Ind Ltd | 薄型電池用袋体 |
CN201117690Y (zh) * | 2007-11-08 | 2008-09-17 | 比亚迪股份有限公司 | 一种软包装电池 |
CN202662704U (zh) * | 2012-05-23 | 2013-01-09 | 宁德新能源科技有限公司 | 一种软包装锂离子电池 |
KR102250898B1 (ko) * | 2016-05-27 | 2021-05-10 | 주식회사 엘지화학 | 전지용 파우치 외장재 및 이를 포함하는 전지 |
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2020
- 2020-03-31 CN CN202080036188.9A patent/CN113826275A/zh active Pending
- 2020-03-31 WO PCT/CN2020/082315 patent/WO2021195927A1/zh active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202134580U (zh) * | 2011-04-14 | 2012-02-01 | 东莞新能源科技有限公司 | 一种锂离子电池及其包装箔 |
US20130122335A1 (en) * | 2011-11-14 | 2013-05-16 | Sk Innovation Co., Ltd. | Battery cell and battery module including the same |
US20170170437A1 (en) * | 2014-02-14 | 2017-06-15 | Lg Chem, Ltd. | Pouch-type secondary battery including sealed part having recess |
CN205900670U (zh) * | 2016-08-08 | 2017-01-18 | 上海贯裕能源科技有限公司 | 软包电池安全排气封装装置 |
WO2018049561A1 (zh) * | 2016-09-13 | 2018-03-22 | 东莞新能源科技有限公司 | 电池 |
Also Published As
Publication number | Publication date |
---|---|
WO2021195927A1 (zh) | 2021-10-07 |
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