CN116686146A - 圆筒形电池 - Google Patents
圆筒形电池 Download PDFInfo
- Publication number
- CN116686146A CN116686146A CN202180069799.8A CN202180069799A CN116686146A CN 116686146 A CN116686146 A CN 116686146A CN 202180069799 A CN202180069799 A CN 202180069799A CN 116686146 A CN116686146 A CN 116686146A
- Authority
- CN
- China
- Prior art keywords
- sealing plate
- sealing
- thick
- cylindrical battery
- negative electrode
- 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
Links
Classifications
-
- 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
- H01M50/152—Lids or covers characterised by their shape for cells having curved cross-section, e.g. round or elliptic
-
- 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
- H01M50/184—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
- H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
- H01M50/107—Primary casings; Jackets or wrappings characterised by their shape or physical structure having curved cross-section, e.g. round or elliptic
-
- 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
- H01M50/147—Lids or covers
- H01M50/166—Lids or covers characterised by the methods of assembling casings with lids
- H01M50/167—Lids or covers characterised by the methods of assembling casings with lids by crimping
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020180646 | 2020-10-28 | ||
| JP2020-180646 | 2020-10-28 | ||
| PCT/JP2021/039285 WO2022092020A1 (ja) | 2020-10-28 | 2021-10-25 | 円筒形電池 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116686146A true CN116686146A (zh) | 2023-09-01 |
Family
ID=81381461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202180069799.8A Pending CN116686146A (zh) | 2020-10-28 | 2021-10-25 | 圆筒形电池 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20230387523A1 (https=) |
| EP (1) | EP4239764A4 (https=) |
| JP (1) | JP7793532B2 (https=) |
| CN (1) | CN116686146A (https=) |
| WO (1) | WO2022092020A1 (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20260058328A1 (en) * | 2022-09-30 | 2026-02-26 | Panasonic Energy Co., Ltd. | Cylindrical battery |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2981418B2 (ja) * | 1995-10-25 | 1999-11-22 | 富士電気化学株式会社 | アルカリ電池 |
| JPH1173934A (ja) * | 1997-09-01 | 1999-03-16 | Fuji Elelctrochem Co Ltd | 密閉形電池の安全弁 |
| JP4592307B2 (ja) | 2004-03-17 | 2010-12-01 | 三洋電機株式会社 | 密閉型二次電池 |
| CN106030850B (zh) * | 2014-03-28 | 2019-11-12 | 三洋电机株式会社 | 圆筒形密闭电池 |
| CN105789499B (zh) * | 2016-04-26 | 2019-08-13 | 福建南平南孚电池有限公司 | 一种碱性电池密封圈 |
-
2021
- 2021-10-25 WO PCT/JP2021/039285 patent/WO2022092020A1/ja not_active Ceased
- 2021-10-25 CN CN202180069799.8A patent/CN116686146A/zh active Pending
- 2021-10-25 JP JP2022559119A patent/JP7793532B2/ja active Active
- 2021-10-25 US US18/032,585 patent/US20230387523A1/en active Pending
- 2021-10-25 EP EP21886138.3A patent/EP4239764A4/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPWO2022092020A1 (https=) | 2022-05-05 |
| JP7793532B2 (ja) | 2026-01-05 |
| WO2022092020A1 (ja) | 2022-05-05 |
| US20230387523A1 (en) | 2023-11-30 |
| EP4239764A4 (en) | 2024-11-27 |
| EP4239764A1 (en) | 2023-09-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |