JP5992108B2 - 二次電池ケース及び二次電池の製造方法 - Google Patents
二次電池ケース及び二次電池の製造方法 Download PDFInfo
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- JP5992108B2 JP5992108B2 JP2015539517A JP2015539517A JP5992108B2 JP 5992108 B2 JP5992108 B2 JP 5992108B2 JP 2015539517 A JP2015539517 A JP 2015539517A JP 2015539517 A JP2015539517 A JP 2015539517A JP 5992108 B2 JP5992108 B2 JP 5992108B2
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- injection port
- liquid injection
- protrusion
- top plate
- secondary battery
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- 238000004519 manufacturing process Methods 0.000 title claims description 21
- 238000002347 injection Methods 0.000 claims description 81
- 239000007924 injection Substances 0.000 claims description 81
- 239000007788 liquid Substances 0.000 claims description 71
- 238000007789 sealing Methods 0.000 claims description 28
- 239000003792 electrolyte Substances 0.000 claims description 12
- 239000004593 Epoxy Substances 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 4
- 239000008151 electrolyte solution Substances 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 8
- 239000002184 metal Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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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
- H01M50/60—Arrangements or processes for filling or topping-up with liquids; Arrangements or processes for draining liquids from casings
- H01M50/609—Arrangements or processes for filling with liquid, e.g. electrolytes
- H01M50/627—Filling ports
- H01M50/636—Closing or sealing filling ports, e.g. using lids
- H01M50/645—Plugs
-
- 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
- H01M50/183—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
- H01M50/183—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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Filling, Topping-Up Batteries (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Description
Claims (6)
- 電極組立体を収容する缶と、
前記缶の上部開口を密封するトップキャップとを含み、
前記トップキャップは、前記缶の上部開口を密封するトッププレート、前記缶の内部に電解液を注液するために、前記トッププレートを貫通して形成される注液口、及び前記注液口の上部で前記トッププレートから突出して形成される突出部を備え、
前記突出部は、前記注液口に圧入されて前記注液口を密封し、
前記突出部は、前記注液口の上部から前記注液口の内側に前記トッププレートから突出され、前記トッププレートから破断可能であり、
前記突出部は、前記トッププレートから上側に延長され、但し、前記注液口の反対側に傾斜する傾斜面を備え、前記突出部の破断時に前記傾斜面により前記注液口へ摺動されることを特徴とする二次電池ケース。 - 前記突出部は、第1突出部と、前記第1突出部と向かい合わせるように前記第1突出部から所定の距離だけ離隔され、前記第1突出部とともに前記注液口へ通じる通路を形成する第2突出部とを含むことを特徴とする請求項1に記載の二次電池ケース。
- 前記第1突出部の上部断面面積と前記第2突出部の上部断面面積の合計は、前記注液口の断面面積よりも広いことを特徴とする請求項2に記載の二次電池ケース。
- 電極組立体を缶の内部に取り付ける電極組立体取付段階と、
前記缶の上部開口を密封するトッププレート、前記缶の内部に電解液を注液するために、前記トッププレートを貫通して形成される注液口、及び前記注液口の上部で前記トッププレートから突出して形成される突出部を備えるトップキャップで前記缶の上部開口を密封する缶密封段階と、
前記注液口を介して前記缶の内部に電解液を注液する電解液注液段階と、
前記突出部を前記注液口に圧入して前記注液口を密封する注液口密封段階とを含み、
前記突出部は、前記注液口の上部から前記注液口の内側に前記トッププレートから突出され、前記トッププレートから破断可能であり、
前記突出部は、前記トッププレートから上側に延長され、但し、前記注液口と反対側に傾斜する傾斜面を備え、前記突出部の破断時に前記傾斜面により前記注液口に摺動されることを特徴とする二次電池の製造方法。 - 前記注液口密封段階の後、前記突出部の上面にエポキシを塗布するエポキシ塗布段階をさらに含むことを特徴とする請求項4に記載の二次電池の製造方法。
- 前記注液口密封段階の後、前記突出部の上面枠を前記トッププレートに溶接する突出部溶接段階をさらに含むことを特徴とする請求項4に記載の二次電池の製造方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2013-0116827 | 2013-09-30 | ||
KR1020130116827A KR101643035B1 (ko) | 2013-09-30 | 2013-09-30 | 이차전지 케이스 및 이차전지 제조방법 |
PCT/KR2014/002299 WO2015046689A1 (ko) | 2013-09-30 | 2014-03-19 | 이차전지 케이스 및 이차전지 제조방법 |
Publications (2)
Publication Number | Publication Date |
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JP2015536033A JP2015536033A (ja) | 2015-12-17 |
JP5992108B2 true JP5992108B2 (ja) | 2016-09-14 |
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Application Number | Title | Priority Date | Filing Date |
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JP2015539517A Active JP5992108B2 (ja) | 2013-09-30 | 2014-03-19 | 二次電池ケース及び二次電池の製造方法 |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP5992108B2 (ja) |
KR (1) | KR101643035B1 (ja) |
WO (1) | WO2015046689A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR102538690B1 (ko) | 2019-01-14 | 2023-06-01 | 주식회사 엘지에너지솔루션 | 이차전지용 탑 캡, 이차전지 및 그 이차전지의 제조방법 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0466052U (ja) * | 1990-10-18 | 1992-06-10 | ||
JP3738544B2 (ja) * | 1997-10-31 | 2006-01-25 | ソニー株式会社 | 角形密閉式電池 |
JPH11154506A (ja) * | 1997-11-21 | 1999-06-08 | Mitsubishi Cable Ind Ltd | 密閉型電池 |
JP2003257414A (ja) * | 2002-03-04 | 2003-09-12 | Nec Tokin Tochigi Ltd | 密閉型電池およびその製造方法 |
KR100649205B1 (ko) * | 2004-10-28 | 2006-11-24 | 삼성에스디아이 주식회사 | 이차 전지와 이의 캡 조립체 |
JP2006196394A (ja) * | 2005-01-17 | 2006-07-27 | Nec Tokin Corp | 密閉型電池および密閉型電池の製造方法 |
KR101141049B1 (ko) * | 2009-03-03 | 2012-05-03 | 주식회사 엘지화학 | 각형 이차전지의 제조방법 |
KR101216419B1 (ko) * | 2010-10-08 | 2012-12-28 | 주식회사 엘지화학 | 밀봉성이 향상된 이차전지 |
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2013
- 2013-09-30 KR KR1020130116827A patent/KR101643035B1/ko active IP Right Grant
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2014
- 2014-03-19 JP JP2015539517A patent/JP5992108B2/ja active Active
- 2014-03-19 WO PCT/KR2014/002299 patent/WO2015046689A1/ko active Application Filing
Also Published As
Publication number | Publication date |
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KR101643035B1 (ko) | 2016-07-26 |
WO2015046689A1 (ko) | 2015-04-02 |
KR20150037311A (ko) | 2015-04-08 |
JP2015536033A (ja) | 2015-12-17 |
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