JP2019096391A5 - - Google Patents
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- Publication number
- JP2019096391A5 JP2019096391A5 JP2017222131A JP2017222131A JP2019096391A5 JP 2019096391 A5 JP2019096391 A5 JP 2019096391A5 JP 2017222131 A JP2017222131 A JP 2017222131A JP 2017222131 A JP2017222131 A JP 2017222131A JP 2019096391 A5 JP2019096391 A5 JP 2019096391A5
- Authority
- JP
- Japan
- Prior art keywords
- electrode
- resin
- active material
- resin portion
- 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.)
- Granted
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- 239000011347 resin Substances 0.000 claims 16
- 229920005989 resin Polymers 0.000 claims 16
- 238000005304 joining Methods 0.000 claims 5
- 238000010030 laminating Methods 0.000 claims 5
- 230000001105 regulatory Effects 0.000 claims 5
- 238000003860 storage Methods 0.000 claims 4
- 239000007773 negative electrode material Substances 0.000 claims 3
- 239000007774 positive electrode material Substances 0.000 claims 3
- 230000000875 corresponding Effects 0.000 claims 2
- 239000011149 active material Substances 0.000 claims 1
- 239000006182 cathode active material Substances 0.000 claims 1
- 238000001746 injection moulding Methods 0.000 claims 1
- 238000003475 lamination Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
Claims (4)
前記正極終端電極、前記負極終端電極、及び前記複数のバイポーラ電極の各々の前記電極板の縁部に設けられ、前記電極板の端部から張り出す張出部分をそれぞれ有する複数の第１樹脂部と、前記積層体の最外層に位置する前記第１樹脂部の前記張出部分の積層方向における外側面に設けられ、前記複数の第１樹脂部と前記積層方向に連続する拡張部と、を有する枠体と、
前記枠体に接合される接合面を有する圧力調整弁と、
を備え、
前記第１樹脂部には、前記積層方向に隣り合う前記バイポーラ電極間の内部空間と連通した連通路が形成されており、
前記接合面には、前記連通路に対応する開口が設けられている、
蓄電モジュール。 A positive electrode termination electrode provided with a positive electrode active material on one surface of the electrode plate, a negative electrode termination electrode provided with a negative electrode active material on the other surface of the electrode plate, and provided between the positive electrode termination electrode and the negative electrode termination electrode A plurality of bipolar electrodes provided with a positive electrode active material on one surface of the electrode plate and a negative electrode active material layer on the other surface ,
A plurality of first resin portions provided at an edge of the electrode plate for each of the positive electrode termination electrode, the negative electrode termination electrode, and the plurality of bipolar electrodes, each having a projecting portion projecting from an end of the electrode plate; When provided on the outer surface in the stacking direction of the overhanging portion of the first resin portion located in the outermost layer of the pre-Symbol laminate extended portion you continuously in the stacking direction as the plurality of first resin portion And a frame having
A pressure regulating valve having a joining surface joined to the frame ,
With
In the first resin portion, a communication passage communicating with an internal space between the bipolar electrodes adjacent in the laminating direction is formed ,
The front Symbol joining surface, an opening corresponding to the communication passage is provided,
Power storage module.
前記拡張部は、前記第２樹脂部の一部によって形成されている、
請求項１に記載の蓄電モジュール。 A second resin portion formed around the first resin portion when viewed from the lamination direction;
The extension portion is formed by a part of the second resin portion.
The power storage module according to claim 1.
請求項２に記載の蓄電モジュール。 At least a part of the outer surface of the extension in the laminating direction is covered with the second resin portion.
The power storage module according to claim 2 .
型枠内に樹脂材料を流通させる射出成形によって、前記積層体の積層方向から見て前記第１樹脂部の周囲に第２樹脂部を形成する工程と、
前記積層体の側面に圧力調整弁を接合する工程と、
を含み、
前記第２樹脂部は、前記積層体の最外層に位置する前記第１樹脂部の前記張出部分の前記積層方向における外側面に設けられ、前記複数の第１樹脂部と前記積層方向に連続する拡張部を有し、
前記第１樹脂部には、前記積層方向に隣り合う前記バイポーラ電極間の内部空間と連通した連通路が形成されており、
前記圧力調整弁の接合面には、前記連通路に対応する開口が設けられており、
前記圧力調整弁を接合する工程においては、前記連通路と前記接合面に設けられた開口とが連通するように、前記圧力調整弁を前記積層体の側面に接合する、
蓄電モジュールの製造方法。 A positive electrode termination electrode provided with a positive electrode active material on one surface of the electrode plate, a negative electrode termination electrode provided with a negative electrode active material on the other surface of the electrode plate, and provided between the positive electrode termination electrode and the negative electrode termination electrode is a plurality of bipolar electrodes active material layer is provided on the other surface with the cathode active material is provided on one side of the electrode plate, a laminated body is formed by stacking, the cathode end electrode, the negative electrode end electrodes And a plurality of first resin portions provided at an edge of the electrode plate of each of the plurality of bipolar electrodes and each having a projecting portion extending from an end of the electrode plate,
Forming a second resin portion around the first resin portion as viewed from the laminating direction of the laminate by injection molding that circulates a resin material in a mold;
Joining a pressure regulating valve to the side surface of the laminate,
Including
The second resin portion is provided on an outer surface of the overhang portion of the first resin portion located in the outermost layer of the laminate in the laminating direction, and is continuous with the plurality of first resin portions in the laminating direction. It has an expanded portion which,
The front Symbol first resin part, and the communication passage is formed in communication with the interior space between the bipolar electrodes adjacent to each other in the stacking direction,
The bonding surface of the pre-Symbol pressure regulating valve, an opening is provided corresponding to said communication passage,
In the step of joining said pressure regulating valve, the opening provided in the bonding surface and the communication path to communicate, joining said pressure regulating valve on the side surface of the laminate,
Manufacturing method of power storage module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017222131A JP6943152B2 (en) | 2017-11-17 | 2017-11-17 | Power storage module and manufacturing method of power storage module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017222131A JP6943152B2 (en) | 2017-11-17 | 2017-11-17 | Power storage module and manufacturing method of power storage module |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2019096391A JP2019096391A (en) | 2019-06-20 |
| JP2019096391A5 true JP2019096391A5 (en) | 2020-03-19 |
| JP6943152B2 JP6943152B2 (en) | 2021-09-29 |
Family
ID=66971913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2017222131A Active JP6943152B2 (en) | 2017-11-17 | 2017-11-17 | Power storage module and manufacturing method of power storage module |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP6943152B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7291014B2 (en) * | 2019-07-01 | 2023-06-14 | 株式会社豊田自動織機 | storage module |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11274014A (en) * | 1998-03-23 | 1999-10-08 | Meidensha Corp | Electrical double layer capacitor |
| JP2005251465A (en) * | 2004-03-02 | 2005-09-15 | Nissan Motor Co Ltd | Bipolar battery |
| US7883793B2 (en) * | 2008-06-30 | 2011-02-08 | Lg Chem, Ltd. | Battery module having battery cell assemblies with alignment-coupling features |
| JP5372480B2 (en) * | 2008-12-12 | 2013-12-18 | 川崎重工業株式会社 | safety valve |
| JP5494089B2 (en) * | 2010-03-24 | 2014-05-14 | 日産自動車株式会社 | Bipolar battery seal structure |
-
2017
- 2017-11-17 JP JP2017222131A patent/JP6943152B2/en active Active
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