JP2016091916A5 - - Google Patents
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- JP2016091916A5 JP2016091916A5 JP2014227830A JP2014227830A JP2016091916A5 JP 2016091916 A5 JP2016091916 A5 JP 2016091916A5 JP 2014227830 A JP2014227830 A JP 2014227830A JP 2014227830 A JP2014227830 A JP 2014227830A JP 2016091916 A5 JP2016091916 A5 JP 2016091916A5
- Authority
- JP
- Japan
- Prior art keywords
- elastic member
- predetermined direction
- battery
- laminate
- space
- 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.)
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- 230000000452 restraining Effects 0.000 claims 10
- 230000000875 corresponding Effects 0.000 claims 2
- 238000007906 compression Methods 0.000 claims 1
- 238000001816 cooling Methods 0.000 claims 1
- 239000003507 refrigerant Substances 0.000 claims 1
Claims (16)
前記所定の方向における前記積層体の一端及び他端のそれぞれに配置された一対のエンドプレートを含み、前記エンドプレート同士を互いに締結することにより前記所定の方向に沿って前記電池セルに拘束荷重を付加する拘束部材と、
前記電池セルと共に前記拘束部材により前記拘束荷重が付加され、前記電池セルの膨張に伴って圧縮される少なくとも１つの弾性部材と、
前記弾性部材が圧縮されたときに前記弾性部材の一部を陥入させて逃す空間部を含む逃がし機構と、
を備える電池モジュール。 A laminate including a plurality of battery cells laminated along a predetermined direction;
Including a pair of end plates disposed at each of one end and the other end of the laminate in the predetermined direction, and by binding the end plates to each other, a restraining load is applied to the battery cells along the predetermined direction. A restraining member to be added;
The restraint member and the restraint member together with the battery cell, and at least one elastic member compressed as the battery cell expands;
An escape mechanism including a space part that indents and escapes a part of the elastic member when the elastic member is compressed;
A battery module comprising:
請求項１に記載の電池モジュール。The battery module according to claim 1.
請求項１又は２に記載の電池モジュール。The battery module according to claim 1 or 2.
前記空間部は、前記一端側の前記エンドプレートに設けられている、
請求項１〜３のいずれか一項に記載の電池モジュール。 The elastic member is disposed between the one end of the laminate and the end plate on the one end side,
The space is provided in the end plate on the one end side,
The battery module as described in any one of Claims 1-3 .
請求項４に記載の電池モジュール。The battery module according to claim 4.
請求項１〜５のいずれか一項に記載の電池モジュール。 The space portion is provided to be biased toward the center of the battery cell as viewed from the predetermined direction.
The battery module as described in any one of Claims 1-5 .
前記所定の方向からみて前記電池セルの中心を含む前記エンドプレートの領域における前記空間部による空隙率が、前記領域の外側に位置する前記エンドプレートの別の領域における前記空間部による空隙率よりも大きい、The porosity of the space portion in the region of the end plate including the center of the battery cell when viewed from the predetermined direction is higher than the porosity of the space portion in another region of the end plate located outside the region. large,
請求項４又は５に記載の電池モジュール。The battery module according to claim 4 or 5.
請求項１〜７のいずれか一項に記載の電池モジュール。The battery module as described in any one of Claims 1-7.
請求項１〜８のいずれか一項に記載の電池モジュール。The battery module as described in any one of Claims 1-8.
請求項１〜７のいずれか一項に記載の電池モジュール。The battery module as described in any one of Claims 1-7.
前記所定の方向における前記積層体の一端及び他端のそれぞれに配置された一対のエンドプレートを含み、前記エンドプレート同士を互いに締結することにより前記所定の方向に沿って前記電池セルに拘束荷重を付加する拘束部材と、
前記電池セルと共に前記拘束部材により前記拘束荷重が付加され、前記電池セルの膨張に伴って圧縮される弾性部材と、
前記弾性部材が圧縮されたときに前記弾性部材の一部を陥入させて逃す空間部を含む逃がし機構と、
前記積層体の前記一端と該一端側の前記エンドプレートとの間に配置されたミドルプレートと、を備え、
前記弾性部材は、前記一端側の前記エンドプレートと前記ミドルプレートとの間に配置されており、
前記空間部は、前記ミドルプレートに設けられている、
電池モジュール。 A laminate including a plurality of battery cells laminated along a predetermined direction;
Including a pair of end plates disposed at each of one end and the other end of the laminate in the predetermined direction, and by binding the end plates to each other, a restraining load is applied to the battery cells along the predetermined direction. A restraining member to be added;
The restraint member adds the restraint load together with the battery cell, and the elastic member is compressed as the battery cell expands.
An escape mechanism including a space part that indents and escapes a part of the elastic member when the elastic member is compressed;
And a middle plate disposed between said end plate of said one end and said one end of the laminate,
The elastic member is disposed between the end plate on the one end side and the middle plate,
The space is provided in the middle plate,
Battery module.
前記所定の方向からみて、前記エンドプレートに設けられた前記空間部の位置と、前記ミドルプレートに設けられた前記空間部の位置とは、互いに異なる、
請求項１１に記載の電池モジュール。 The space is provided in the end plate and the middle plate on the one end side,
The position of the space provided in the end plate and the position of the space provided in the middle plate are different from each other when viewed from the predetermined direction.
The battery module according to claim 11 .
前記所定の方向における前記積層体の一端及び他端のそれぞれに配置された一対のエンドプレートを含み、前記エンドプレート同士を互いに締結することにより前記所定の方向に沿って前記電池セルに拘束荷重を付加する拘束部材と、
前記電池セルと共に前記拘束部材により前記拘束荷重が付加され、前記電池セルの膨張に伴って圧縮される弾性部材と、
前記弾性部材が圧縮されたときに前記弾性部材の一部を陥入させて逃す空間部を含む逃がし機構と、
前記電池セルのそれぞれを保持するセルホルダと、を備え、
前記セルホルダは、前記電池セルにおける前記所定の方向に交差する側面上に配置される側壁部を有し、
前記弾性部材は、前記側壁部上に配置されており、
前記空間部は、前記側壁部に設けられている、
電池モジュール。 A laminate including a plurality of battery cells laminated along a predetermined direction;
Including a pair of end plates disposed at each of one end and the other end of the laminate in the predetermined direction, and by binding the end plates to each other, a restraining load is applied to the battery cells along the predetermined direction. A restraining member to be added;
The restraint member adds the restraint load together with the battery cell, and the elastic member is compressed as the battery cell expands.
An escape mechanism including a space part that indents and escapes a part of the elastic member when the elastic member is compressed;
And a cell holder that holds each of the battery cells,
The cell holder has a side wall portion disposed on a side surface intersecting the predetermined direction in the battery cell,
The elastic member is disposed on the side wall;
The space is provided on the side wall,
Battery module.
前記側壁部に設けられた前記空間部は、前記流通溝により構成されている、
請求項１３に記載の電池モジュール。 The side wall portion is provided with a flow groove through which a refrigerant for cooling the battery cell flows.
The space provided in the side wall is configured by the flow groove.
The battery module according to claim 13 .
前記所定の方向における前記積層体の一端及び他端のそれぞれに配置された一対のエンドプレートを含み、前記エンドプレート同士を互いに締結することにより前記所定の方向に沿って前記電池セルに拘束荷重を付加する拘束部材と、
前記電池セルと共に前記拘束部材により前記拘束荷重が付加され、前記電池セルの膨張に伴って圧縮される弾性部材と、
前記弾性部材が圧縮されたときに前記弾性部材の一部を陥入させて逃す空間部を含む逃がし機構と、を備え、
前記逃がし機構は、前記空間部における前記弾性部材側の開口を塞ぐと共に前記弾性部材の圧縮に応じた荷重により破壊される閉塞部を含む、
電池モジュール。 A laminate including a plurality of battery cells laminated along a predetermined direction;
Including a pair of end plates disposed at each of one end and the other end of the laminate in the predetermined direction, and by binding the end plates to each other, a restraining load is applied to the battery cells along the predetermined direction. A restraining member to be added;
The restraint member adds the restraint load together with the battery cell, and the elastic member is compressed as the battery cell expands.
A relief mechanism including a space part that indents and escapes a part of the elastic member when the elastic member is compressed,
The escape mechanism includes a closing portion that closes an opening on the elastic member side in the space portion and is destroyed by a load corresponding to compression of the elastic member.
Battery module.
前記所定の方向における前記積層体の一端及び他端のそれぞれに配置された一対のエンドプレートを含み、前記エンドプレート同士を互いに締結することにより前記所定の方向に沿って前記電池セルに拘束荷重を付加する拘束部材と、
前記電池セルと共に前記拘束部材により前記拘束荷重が付加され、前記電池セルの膨張に伴って圧縮される弾性部材と、
前記弾性部材が圧縮されたときに前記弾性部材の一部を陥入させて逃す空間部を含む逃がし機構と、を備え、
前記弾性部材における前記空間部に対応する位置には、凹部が設けられている、
電池モジュール。 A laminate including a plurality of battery cells laminated along a predetermined direction;
Including a pair of end plates disposed at each of one end and the other end of the laminate in the predetermined direction, and by binding the end plates to each other, a restraining load is applied to the battery cells along the predetermined direction. A restraining member to be added;
The restraint member adds the restraint load together with the battery cell, and the elastic member is compressed as the battery cell expands.
A relief mechanism including a space part that indents and escapes a part of the elastic member when the elastic member is compressed,
A concave portion is provided at a position corresponding to the space portion in the elastic member.
Battery module.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014227830A JP6428176B2 (en) | 2014-11-10 | 2014-11-10 | Battery module |
| PCT/JP2015/079201 WO2016076065A1 (en) | 2014-11-10 | 2015-10-15 | Battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014227830A JP6428176B2 (en) | 2014-11-10 | 2014-11-10 | Battery module |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2016091916A JP2016091916A (en) | 2016-05-23 |
| JP2016091916A5 true JP2016091916A5 (en) | 2017-09-28 |
| JP6428176B2 JP6428176B2 (en) | 2018-11-28 |
Family
ID=55954157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2014227830A Expired - Fee Related JP6428176B2 (en) | 2014-11-10 | 2014-11-10 | Battery module |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6428176B2 (en) |
| WO (1) | WO2016076065A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6277987B2 (en) * | 2015-03-24 | 2018-02-14 | 株式会社豊田自動織機 | Battery module |
| JP7053162B2 (en) * | 2017-04-05 | 2022-04-12 | トヨタ自動車株式会社 | Stacked battery module |
| JP2020161211A (en) * | 2017-07-27 | 2020-10-01 | 三洋電機株式会社 | Battery module, and vehicle equipped with the same |
| JP6975385B2 (en) * | 2018-01-12 | 2021-12-01 | トヨタ自動車株式会社 | Battery pack and its manufacturing method and dismantling method |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4965012B2 (en) * | 1999-12-15 | 2012-07-04 | トヨタ自動車株式会社 | Battery pack for vehicles |
| JP5082568B2 (en) * | 2007-04-26 | 2012-11-28 | トヨタ自動車株式会社 | Power storage device |
| JP5485578B2 (en) * | 2009-04-07 | 2014-05-07 | 川崎重工業株式会社 | Battery module using sealed prismatic battery |
| JP5501286B2 (en) * | 2011-04-28 | 2014-05-21 | 日立ビークルエナジー株式会社 | Power storage device |
-
2014
- 2014-11-10 JP JP2014227830A patent/JP6428176B2/en not_active Expired - Fee Related
-
2015
- 2015-10-15 WO PCT/JP2015/079201 patent/WO2016076065A1/en active Application Filing
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