KR20160077765A - 이차전지 모듈의 전극 리드 용접 방법 및 이를 이용한 컴팩트한 이차전지 모듈 - Google Patents
이차전지 모듈의 전극 리드 용접 방법 및 이를 이용한 컴팩트한 이차전지 모듈 Download PDFInfo
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Abstract
Description
도 1은 본 발명의 바람직한 예시적 실시예에 따른 이차전지 모듈의 결합 사시도이다.
도 2는 본 발명의 바람직한 예시적 실시예에 따른 이차전지 모듈의 분리 사시도이다.
도 3은 본 발명의 바람직한 예시적 실시예에 따른 이차전지 모듈에 사용될 수 있는 센싱 하우징 부위의 발췌 사시도이다.
도 4는 본 발명의 바람직한 예시적 실시예에 따른 이차전지 모듈에 사용될 수 있는 카트리지 조립체 부위의 발췌 사시도이다.
도 5는 도 4의 A 부위의 확대도이다.
도 6은 본 발명의 바람직한 예시적 실시예에 따른 이차전지 모듈의 셀의 리드의 굴곡 부위를 도시한 단면도이다.
도 7은 본 발명의 바람직한 예시적 실시예에 따른 이차전지 모듈의 조립 과정에서 센싱 하우징의 버스 바와 각각의 셀 리드 사이의 용접 공정을 개략적으로 도시한 구성도이다.
도 8은 본 발명의 바람직한 예시적 실시예에 따른 이차전지 모듈의 분리 사시도이다.
도 9는 도 8의 결합 사시도이다.
11...상부 커버 12...제1 리드
13...하부 커버 14...제2 리드
15...리드 절연부 16...리드 중첩부
18...격벽 20...카트리지 조립체
30...센싱 하우징 31...터미널 단자
32...버스 바 34...BMS 회로 기판
35...수납 구멍 38...온도 데이터 포트
40...센싱 커버
Claims (20)
- 이웃하는 셀의 리드들이 겹쳐지는 다수의 리드 중첩부들이 카트리지 측벽에 미리 결정된 패턴으로 위치되고, 각각의 셀을 수납하면서 적층된 다수의 카트리지들을 포함하는 카트리지 조립체; 및
각각의 리드 중첩부에 상응하게 위치되어 용접될 수 있는 다수의 버스 바들이 마련되고 카트리지 조립체의 측면에 배치될 수 있는 센싱 하우징을 구비하고;
각각의 리드 중첩부를 구성하는 셀의 제1 리드는 제1 리드와 반대되는 극성의 제2 리드보다 미리 결정된 폭 보다 짧게 구성되고, 카트리지 조립체에 센싱 하우징이 결합된 상태에서, 대응되는 버스 바는 제1 리드와 실질적으로 동일한 선상에서 제2 리드에 접촉되어 제2 리드와 버스 바가 용접되는 것을 특징으로 하는 컴팩트한 이차전지 모듈.
- 청구항 1에 있어서,
용접 작업시 셀을 보호하기 위해 각각의 카트리지의 측면에 마련된 격벽을 구비하는 것을 특징으로 하는 컴팩트한 이차전지 모듈.
- 청구항 1에 있어서,
각각의 셀의 리드는 상응하는 카트리지에 수납된 상태에서 리드 절연부로부터 대략 1mm 지점에서 직각으로 굴곡되는 것을 특징으로 하는 컴팩트한 이차전지 모듈.
- 청구항 1에 있어서,
상기 용접은 레이저 용접인 것을 특징으로 하는 컴팩트한 이차전지 모듈.
- 청구항 4에 있어서,
상기 레이저의 방향은 센싱 하우징에 실질적으로 수직인 것을 특징으로 하는 컴팩트한 이차전지 모듈.
- 청구항 1에 있어서,
버스 바와 제2 리드는 구리로 제작되고, 제1 리드는 알루미늄으로 제작되는 것을 특징으로 하는 컴팩트한 이차전지 모듈.
- 청구항 1에 있어서,
센싱 하우징은 버스 바에 의해 감지되는 각각의 셀의 전압 및/또는 온도 데이터를 관리하기 위한 BMS 회로 기판을 더 구비하는 것을 특징으로 하는 컴팩트한 이차전지 모듈.
- 청구항 7에 있어서,
센싱 하우징은 카트리지 조립체에 스냅 또는 후크 결합되는 것을 특징으로 하는 컴팩트한 이차전지 모듈.
- 청구항 7에 있어서,
센싱 하우징에 결합되는 센싱 커버를 더 구비하는 것을 특징으로 하는 컴팩트한 이차전지 모듈.
- 청구항 9에 있어서,
센싱 커버는 센싱 하우징에 스냅 또는 후크 결합되는 것을 특징으로 하는 컴팩트한 이차전지 모듈.
- 청구항 1에 있어서,
카트리지 조립체의 이웃하는 2개의 카트리지들은 서로 후크 결합되는 것을 특징으로 하는 컴팩트한 이차전지 모듈.
- 청구항 1에 있어서,
카트리지 조립체는 양단의 카트리지에 각각 후크 결합되는 상부 커버와 하부 커버를 더 구비하는 것을 특징으로 하는 컴팩트한 이차전지 모듈.
- (a) 제1 리드의 폭이 제2 리드의 폭 보다 더 짧게 형성된 서로 반대되는 극성의 리드들이 반대 방향으로 굴곡된 다수의 셀들을 준비하는 단계;
(b) 이웃하는 셀의 반대되는 극성의 리드들이 겹쳐지는 리드 중첩부들이 카트리지 측벽에 미리 결정된 패턴으로 위치되도록 각각의 셀이 수납된 다수의 카트리지들을 적층시켜 카트리지 조립체를 형성하는 단계;
(c) 대응되는 버스 바가 제1 리드와 실질적으로 동일한 선상에서 제2 리드에 접촉되도록, 각각의 리드 중첩부에 상응하는 다수의 버스 바들이 설치된 센싱 하우징을 카트리지 조립체의 측면에 배치시키는 단계; 및
(d) 각각의 리드 중첩부의 제2 리드와 버스 바를 용접시키는 단계를 포함하는 것을 특징으로 하는 컴팩트한 이차전지 모듈의 전극 리드 용접 방법.
- 청구항 13에 있어서,
상기 (b) 단계는 제1 리드와 제2 리드가 놓여지는 각각의 측면에 격벽이 마련된 카트리지를 이용하는 것을 특징으로 하는 컴팩트한 이차전지 모듈의 전극 리드 용접 방법.
- 청구항 13에 있어서,
상기 (a) 단계는 상응하는 카트리지에 수납된 상태에서 셀의 리드 절연부로부터 각각의 리드가 대략 1mm 지점에서 직각으로 굴곡되는 것을 특징으로 하는 컴팩트한 이차전지 모듈의 전극 리드 용접 방법.
- 청구항 13에 있어서,
상기 (d) 단계는 레이저 용접기를 이용하는 것을 특징으로 하는 컴팩트한 이차전지 모듈의 전극 리드 용접 방법.
- 청구항 16에 있어서,
레이저 용접기의 레이저 주사 방향은 센싱 하우징에 실질적으로 수직인 것을 특징으로 하는 컴팩트한 이차전지 모듈의 전극 리드 용접 방법.
- 청구항 13에 있어서,
버스 바와 제2 리드는 구리로 제작되고, 제1 리드는 알루미늄으로 제작되는 것을 특징으로 하는 컴팩트한 이차전지 모듈의 전극 리드 용접 방법.
- 청구항 13 내지 청구항 18 중 어느 한 항의 방법에 의해 제조된 컴팩트한 이차전지 모듈.
- 청구항 19의 컴팩트한 이차전지 모듈을 포함하는 이차전지 팩.
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020140188079A KR101817237B1 (ko) | 2014-12-24 | 2014-12-24 | 이차전지 모듈의 전극 리드 용접 방법 및 이를 이용한 컴팩트한 이차전지 모듈 |
| EP15873696.7A EP3220449B1 (en) | 2014-12-24 | 2015-12-24 | Method for welding electrode leads of secondary battery module and compact secondary battery module using the same |
| JP2017530003A JP6440002B2 (ja) | 2014-12-24 | 2015-12-24 | 二次電池モジュールの電極リード溶接方法及びそれを用いたコンパクトな二次電池モジュール |
| US15/533,855 US10629881B2 (en) | 2014-12-24 | 2015-12-24 | Method for welding electrode leads of secondary battery module and compact secondary battery module using the same |
| CN201580070618.8A CN107112485B (zh) | 2014-12-24 | 2015-12-24 | 焊接二次电池模块的电极引线的方法和使用该方法的紧凑二次电池模块 |
| ES15873696T ES3036265T3 (en) | 2014-12-24 | 2015-12-24 | Method for welding electrode leads of secondary battery module and compact secondary battery module using the same |
| HUE15873696A HUE072268T2 (hu) | 2014-12-24 | 2015-12-24 | Eljárás másodlagos akkumulátor modul elektróda kivezetéseinek hegesztésére és kompakt másodlagos akkumulátor modul ilyen kivezetésekkel |
| PCT/KR2015/014282 WO2016105169A1 (ko) | 2014-12-24 | 2015-12-24 | 이차전지 모듈의 전극 리드 용접 방법 및 이를 이용한 컴팩트한 이차전지 모듈 |
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| US (1) | US10629881B2 (ko) |
| EP (1) | EP3220449B1 (ko) |
| JP (1) | JP6440002B2 (ko) |
| KR (1) | KR101817237B1 (ko) |
| CN (1) | CN107112485B (ko) |
| ES (1) | ES3036265T3 (ko) |
| HU (1) | HUE072268T2 (ko) |
| WO (1) | WO2016105169A1 (ko) |
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| KR20180069211A (ko) * | 2016-12-14 | 2018-06-25 | 현대자동차주식회사 | 배터리 모듈 |
| WO2020004780A1 (ko) * | 2018-06-29 | 2020-01-02 | 주식회사 엘지화학 | 전극 리드를 버스바에 밀착시키는 자동 가압 지그 장치 |
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- 2014-12-24 KR KR1020140188079A patent/KR101817237B1/ko active Active
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- 2015-12-24 WO PCT/KR2015/014282 patent/WO2016105169A1/ko not_active Ceased
- 2015-12-24 EP EP15873696.7A patent/EP3220449B1/en active Active
- 2015-12-24 ES ES15873696T patent/ES3036265T3/es active Active
- 2015-12-24 JP JP2017530003A patent/JP6440002B2/ja active Active
- 2015-12-24 US US15/533,855 patent/US10629881B2/en active Active
- 2015-12-24 CN CN201580070618.8A patent/CN107112485B/zh active Active
- 2015-12-24 HU HUE15873696A patent/HUE072268T2/hu unknown
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Also Published As
| Publication number | Publication date |
|---|---|
| US20170331097A1 (en) | 2017-11-16 |
| JP6440002B2 (ja) | 2018-12-19 |
| EP3220449A1 (en) | 2017-09-20 |
| CN107112485B (zh) | 2020-04-28 |
| US10629881B2 (en) | 2020-04-21 |
| WO2016105169A1 (ko) | 2016-06-30 |
| EP3220449B1 (en) | 2025-06-25 |
| CN107112485A (zh) | 2017-08-29 |
| ES3036265T3 (en) | 2025-09-16 |
| JP2017539061A (ja) | 2017-12-28 |
| KR101817237B1 (ko) | 2018-01-11 |
| EP3220449A4 (en) | 2018-08-01 |
| HUE072268T2 (hu) | 2025-11-28 |
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