JP7466151B2 - 蓄電装置および蓄電モジュール - Google Patents
蓄電装置および蓄電モジュール Download PDFInfo
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- 238000004146 energy storage Methods 0.000 title claims description 66
- 238000007789 sealing Methods 0.000 claims description 106
- 238000003860 storage Methods 0.000 claims description 94
- 230000007246 mechanism Effects 0.000 claims description 30
- 238000006073 displacement reaction Methods 0.000 claims description 19
- 210000000078 claw Anatomy 0.000 claims description 6
- 230000000452 restraining effect Effects 0.000 description 11
- 230000005611 electricity Effects 0.000 description 7
- 229920005989 resin Polymers 0.000 description 7
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- 239000004743 Polypropylene Substances 0.000 description 4
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- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229920001707 polybutylene terephthalate Polymers 0.000 description 4
- -1 polypropylene Polymers 0.000 description 4
- 229920001155 polypropylene Polymers 0.000 description 4
- 239000003792 electrolyte Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000004727 Noryl Substances 0.000 description 2
- 229920001207 Noryl Polymers 0.000 description 2
- 239000004721 Polyphenylene oxide Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
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- 239000004417 polycarbonate Substances 0.000 description 2
- 229920000515 polycarbonate Polymers 0.000 description 2
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
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- 229910052742 iron Inorganic materials 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052987 metal hydride Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/471—Spacing elements inside cells other than separators, membranes or diaphragms; Manufacturing processes thereof
- H01M50/474—Spacing elements inside cells other than separators, membranes or diaphragms; Manufacturing processes thereof characterised by their position inside the cells
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- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
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- H—ELECTRICITY
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- H01M50/50—Current conducting connections for cells or batteries
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- H01M50/533—Electrode connections inside a battery casing characterised by the shape of the leads or tabs
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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
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- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
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- H01M50/557—Plate-shaped terminals
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- 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
- H01M50/586—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries inside the batteries, e.g. incorrect connections of electrodes
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- 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
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
- H01M10/0585—Construction or manufacture of accumulators having only flat construction elements, i.e. flat positive electrodes, flat negative electrodes and flat separators
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- H01M50/10—Primary casings; Jackets or wrappings
- 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
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- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/262—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks
- H01M50/264—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks for cells or batteries, e.g. straps, tie rods or peripheral frames
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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
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/289—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by spacing elements or positioning means within frames, racks or packs
- H01M50/293—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by spacing elements or positioning means within frames, racks or packs characterised by the material
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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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- 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
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- 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)
- Cell Separators (AREA)
Description
実施の形態2は、電極体ホルダの形状を除き、実施の形態1と共通の構成を有する。以下、本実施の形態について実施の形態1と異なる構成を中心に説明し、共通する構成については簡単に説明するか、あるいは説明を省略する。図8は、実施の形態2に係る蓄電装置の外装缶内部の分解斜視図である。図8では、第1電極体24aの図示を省略している。
実施の形態3は、固定機構の構造を除き、実施の形態1と共通の構成を有する。以下、本実施の形態について実施の形態1と異なる構成を中心に説明し、共通する構成については簡単に説明するか、あるいは説明を省略する。図9(A)および図9(B)は、実施の形態3に係る蓄電装置における固定機構を含む領域を拡大して示す斜視図である。図9(A)および図9(B)では、第1電極体24aの図示を省略している。また、図9(A)は、電極体ホルダ28が封口板14に固定される前の状態を示し、図9(B)は、電極体ホルダ28が封口板14に固定された状態を示している。
Claims (9)
- 開口を有する外装缶と、
前記外装缶に収容される電極体と、
前記開口を塞ぐ封口板と、
前記封口板に配置される一対の出力端子と、
前記電極体と前記一対の出力端子とを電気的に接続する集電部であって、前記電極体から前記封口板へ延びて前記電極体と前記一対の出力端子とをつなぐ帯状の集電タブを有する集電部と、
前記外装缶内に収容され、前記一対の出力端子が並ぶ方向、ならびに前記電極体および前記封口板が並ぶ方向に延在する平板部を有し、前記封口板に固定されて前記電極体の変位を抑制する絶縁性の電極体ホルダと、
前記平板部の前記封口板側において前記集電タブの幅方向に並ぶように配置されて、前記電極体ホルダを前記封口板に固定する一対の固定機構と、を備え、
前記一対の固定機構は、前記集電タブを挟んで配置されることを特徴とする、
蓄電装置。 - 前記電極体ホルダは、前記平板部における前記封口板と反対側の端部から前記平板部の延在方向と交わる方向に延びる底板部をさらに有する、
請求項1に記載の蓄電装置。 - 前記平板部は、前記電極体と前記外装缶の間または前記電極体の内部に介在するように配置される、
請求項1に記載の蓄電装置。 - 前記集電タブは、主表面の一部が前記封口板と対向し、
前記平板部は、前記集電タブの幅方向と平行に延在し、
前記電極体ホルダは、前記幅方向における前記平板部の端部の少なくとも一方から前記平板部の延在方向と交わる方向に延びる壁部をさらに有する、
請求項1乃至3のいずれか1項に記載の蓄電装置。 - 前記電極体は、前記平板部に接着固定される、
請求項1乃至4のいずれか1項に記載の蓄電装置。 - 前記固定機構は、凹部、および前記凹部に圧入される凸部で構成され、
前記電極体ホルダは、前記凹部および前記凸部のうち一方を有し、
前記封口板は、前記凹部および前記凸部のうち他方を有する、
請求項1乃至5のいずれか1項に記載の蓄電装置。 - 前記固定機構は、リベットまたはねじ、ならびに前記リベットまたは前記ねじが挿通される第1貫通孔および第2貫通孔で構成され、
前記電極体ホルダは、前記第1貫通孔を有し、
前記封口板は、前記第2貫通孔を有する、
請求項1乃至5のいずれか1項に記載の蓄電装置。 - 前記固定機構は、互いにスナップフィット結合する係合溝および係合爪で構成され、
前記電極体ホルダは、前記係合溝および前記係合爪のうち一方を有し、
前記封口板は、前記係合溝および前記係合爪のうち他方を有する、
請求項1乃至5のいずれか1項に記載の蓄電装置。 - 請求項1乃至8のいずれか1項に記載の蓄電装置の集合体を備えることを特徴とする、
蓄電モジュール。
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JP2018185787 | 2018-09-28 | ||
JP2018185787 | 2018-09-28 | ||
PCT/JP2019/036273 WO2020066729A1 (ja) | 2018-09-28 | 2019-09-17 | 蓄電装置および蓄電モジュール |
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US20220181732A1 (en) * | 2019-04-05 | 2022-06-09 | Scio Technology Gmbh | Battery cell macromodule housing, contacting device for a battery cell macromodule housing, housing cover for a contacting device for a battery cell macromodule housing and a battery cell macromodule |
WO2024055166A1 (zh) * | 2022-09-13 | 2024-03-21 | 宁德时代新能源科技股份有限公司 | 电池单体、电池、用电装置及制备方法 |
JP2024060675A (ja) * | 2022-10-20 | 2024-05-07 | 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 | 電池モジュール |
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JPS3716350Y1 (ja) * | 1961-11-04 | 1962-07-04 | ||
CN1350338A (zh) * | 2000-10-25 | 2002-05-22 | 厦门宝龙工业股份有限公司 | 电池芯极耳保护方法和装置 |
JP4449658B2 (ja) * | 2004-08-30 | 2010-04-14 | 新神戸電機株式会社 | 二次電池 |
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JP5589016B2 (ja) * | 2012-03-14 | 2014-09-10 | 株式会社日立製作所 | 電池モジュール |
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