JPWO2019186933A1 - 電池組立体、電池、蓋体およびケース - Google Patents
電池組立体、電池、蓋体およびケース Download PDFInfo
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- 239000007924 injection Substances 0.000 claims abstract description 82
- 239000007788 liquid Substances 0.000 claims abstract description 77
- 239000008151 electrolyte solution Substances 0.000 claims abstract description 29
- 238000003860 storage Methods 0.000 claims description 11
- 239000003792 electrolyte Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 description 20
- 238000004519 manufacturing process Methods 0.000 description 14
- 239000002131 composite material Substances 0.000 description 7
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- 238000012986 modification Methods 0.000 description 6
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- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 3
- 230000004308 accommodation Effects 0.000 description 3
- 229910001416 lithium ion Inorganic materials 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
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- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 1
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910001290 LiPF6 Inorganic materials 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- NXPZICSHDHGMGT-UHFFFAOYSA-N [Co].[Mn].[Li] Chemical compound [Co].[Mn].[Li] NXPZICSHDHGMGT-UHFFFAOYSA-N 0.000 description 1
- PFYQFCKUASLJLL-UHFFFAOYSA-N [Co].[Ni].[Li] Chemical compound [Co].[Ni].[Li] PFYQFCKUASLJLL-UHFFFAOYSA-N 0.000 description 1
- KLARSDUHONHPRF-UHFFFAOYSA-N [Li].[Mn] Chemical compound [Li].[Mn] KLARSDUHONHPRF-UHFFFAOYSA-N 0.000 description 1
- OHOIHSTWKIMQNC-UHFFFAOYSA-N [Li].[P]=O Chemical compound [Li].[P]=O OHOIHSTWKIMQNC-UHFFFAOYSA-N 0.000 description 1
- ZYXUQEDFWHDILZ-UHFFFAOYSA-N [Ni].[Mn].[Li] Chemical compound [Ni].[Mn].[Li] ZYXUQEDFWHDILZ-UHFFFAOYSA-N 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
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- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 1
- CKFRRHLHAJZIIN-UHFFFAOYSA-N cobalt lithium Chemical compound [Li].[Co] CKFRRHLHAJZIIN-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- RSNHXDVSISOZOB-UHFFFAOYSA-N lithium nickel Chemical compound [Li].[Ni] RSNHXDVSISOZOB-UHFFFAOYSA-N 0.000 description 1
- 229910003002 lithium salt Inorganic materials 0.000 description 1
- 159000000002 lithium salts Chemical class 0.000 description 1
- 229910001496 lithium tetrafluoroborate Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 239000010955 niobium Substances 0.000 description 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 229910052609 olivine Inorganic materials 0.000 description 1
- 239000010450 olivine Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229910052596 spinel Inorganic materials 0.000 description 1
- 239000011029 spinel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- 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
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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
-
- 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
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- H—ELECTRICITY
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- 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
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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
- H01M50/10—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
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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
- H01M50/60—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
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- H—ELECTRICITY
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- 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
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- H—ELECTRICITY
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- 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
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- H—ELECTRICITY
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- 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
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- 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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Abstract
Description
図1は、電池1の分解斜視図である。図1に示されるように、電池1は、例えば、二次電池(蓄電池、充電式電池)として構成されており、筐体2や、電極体3、導電部材4、圧力開放弁5、注液部6、外部接続端子7等を備えている。電池1は、単電池や、電池セル、缶セル等とも称され、筐体2は、容器や、収容体等とも称される。また、電極体3は、電極群や、蓄電部、コイル部、充放電部等とも称され、導電部材4は、リード部材や、接続部材、端子部材等とも称される。
図6は、電池1Aの平面図であり、図7は、電池1Aの平面図であって、注液部6Aが封口蓋11によって塞がれた状態の図である。図6,7に示される実施形態の電池1Aおよび電池組立体10Aは、上記第1実施形態の電池1および電池組立体10と同様の構成を備えている。よって、本実施形態によっても、上記第1実施形態と同様の構成に基づく同様の効果が得られる。
図8は、電池1Bの平面図であり、図9〜11は、電池1Bの蓋体22の断面図であって、図9は、二つの注液部6のうち一方が封口蓋11によって塞がれた状態の図、図10は、二つの注液部6のうち他方が開放された状態の図、図11は、二つの注液部6のうち他方が封口蓋11によって塞がれた状態の図である。図8〜11に示される実施形態の電池1Bおよび電池組立体10Bは、上記第1実施形態の電池1および電池組立体10と同様の構成を備えている。よって、本実施形態によっても、上記第1実施形態と同様の構成に基づく同様の効果が得られる。
図12は、電池1Cの平面図であり、図13〜15は、電池1Cの蓋体22の断面図であって、図13は、注液部6が封口蓋11Aによって塞がれた状態の図、図14は、弁部16が開放された状態の図、図15は、弁部16が封口蓋17によって塞がれた状態の図である。図12〜15に示される実施形態の電池1Cおよび電池組立体10Cは、上記第1実施形態の電池1および電池組立体10と同様の構成を備えている。よって、本実施形態によっても、上記第1実施形態と同様の構成に基づく同様の効果が得られる。
図16は、電池1Dの斜視図である。図16に示される実施形態の電池1Dおよび電池組立体10Dは、上記第1実施形態の電池1および電池組立体10と同様の構成を備えている。よって、本実施形態によっても、上記第1実施形態と同様の構成に基づく同様の効果が得られる。
Claims (10)
- 電解液が注入される前の電池組立体であって、
外部接続端子が露出した第一壁部と、前記第一壁部と交差した第二壁部と、を有し、前記電解液を収容可能な筐体と、
前記外部接続端子と電気的に接続され、前記筐体に収容された電極体と、
前記第一壁部または前記第二壁部に設けられ、前記筐体内の圧力が上昇した場合に開放される圧力開放弁と、
前記第一壁部および前記第二壁部のうち少なくとも一方に前記圧力開放弁とは別に設けられ、脆弱部を有し、当該脆弱部の破断によって前記筐体内を開放し前記電解液が注入可能な状態となるよう構成された注液部と、
を備えた、電池組立体。 - 前記注液部は、前記圧力開放弁と同一形状を有した、請求項1に記載の電池組立体。
- 前記注液部は、第一弁部を有し、
前記第一弁部は、前記脆弱部の破断によって前記筐体の外側から内側に向けて押し開かれた、請求項1または2に記載の電池組立体。 - 前記第一壁部または前記第二壁部には、互いに間隔をあけて複数の前記注液部が設けられた、請求項1〜3のうちいずれか一つに記載の電池組立体。
- 請求項1〜4のうちいずれか一つに記載の電池組立体と、
前記電池組立体の筐体に収容された電解液と、
前記電池組立体の注液部を前記筐体の外側から塞いだ第一蓋と、
を備えた、電池。 - 前記電池組立体には、互いに間隔をあけて複数の前記注液部が設けられ、
前記注液部のそれぞれを塞ぐ複数の前記第一蓋を備えた、請求項5に記載の電池。 - 前記第一蓋には、脆弱部を有し、当該脆弱部の破断によって前記筐体内を開放する第二弁部が設けられた、請求項5に記載の電池。
- 前記第二弁部を前記注液部とは反対側から塞いだ第二蓋を備えた、請求項7に記載の電池。
- 電池の筐体を構成し、電解液が収容される収容室を塞ぐ蓋体であって、
前記収容室の圧力が上昇した場合に開放される圧力開放弁と、
前記圧力開放弁とは別に設けられ、脆弱部を有し、当該脆弱部の破断によって前記収容室を開放し前記電解液が注入可能な状態となるよう構成された注液部と、
が設けられた、蓋体。 - 電池の筐体を構成し、電解液が収容される収容室が設けられたケースであって、
脆弱部を有し、当該脆弱部の破断によって前記収容室を開放し前記電解液が注入可能な状態となるよう構成された注液部が設けられた、ケース。
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- 2018-03-29 WO PCT/JP2018/013380 patent/WO2019186933A1/ja active Application Filing
- 2018-03-29 CN CN201880090458.7A patent/CN111788717B/zh active Active
- 2018-03-29 JP JP2020508731A patent/JP7039687B2/ja active Active
- 2018-03-29 US US16/979,445 patent/US20210013483A1/en not_active Abandoned
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CN111788717B (zh) | 2023-05-23 |
WO2019186933A1 (ja) | 2019-10-03 |
JP7039687B2 (ja) | 2022-03-22 |
CN111788717A (zh) | 2020-10-16 |
US20210013483A1 (en) | 2021-01-14 |
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