Battery pack including a plurality of unit cells with a case having an insulation structure that engages with guide pins
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
H01M-002/02
H01M-002/10
H01M-002/20
H01M-010/42
H01M-010/6556
H01M-010/6557
H01M-010/643
H01M-010/613
H01M-010/0525
출원번호
US-0819425
(2010-06-21)
등록번호
US-9224996
(2015-12-29)
우선권정보
KR-10-2009-0062733 (2009-07-09)
발명자
/ 주소
Kwag, Nohyun
Seo, Kyungwon
Byun, Jeongdeok
Doh, Wanseok
An, Jinhong
Han, Jungyup
출원인 / 주소
Samsung SDI Co., Ltd.
대리인 / 주소
Knobbe Martens Olson & Bear LLP
인용정보
피인용 횟수 :
0인용 특허 :
5
초록▼
A battery pack including a plurality of unit cells, the battery pack including: a plurality of unit cells, a case accommodating the plurality of unit cells, and a first insulation structure covering a first external surface of the case. A plurality of first guide pins project from the first external
A battery pack including a plurality of unit cells, the battery pack including: a plurality of unit cells, a case accommodating the plurality of unit cells, and a first insulation structure covering a first external surface of the case. A plurality of first guide pins project from the first external surface of the case. A plurality of first coupling holes into which the first guide pins are respectively inserted is formed in the first insulation structure.
대표청구항▼
1. A battery pack, comprising: a plurality of unit cells;a case having spaces that are sized for accommodating the plurality of unit cells and openings connected thereto and alignment openings;a first insulation structure covering a first external surface of the case; anda first connection structure
1. A battery pack, comprising: a plurality of unit cells;a case having spaces that are sized for accommodating the plurality of unit cells and openings connected thereto and alignment openings;a first insulation structure covering a first external surface of the case; anda first connection structure positioned between the first external surface and the first insulation structure to connect electrode terminals of the plurality of unit cells to each other,wherein a plurality of first guide pins project from the first external surface of the case and wherein the plurality of guide pins extend into the alignment openings in the case and are flanged to extend over the spaces sized for accommodating the plurality of unit cells to inhibit the units cells from being separated from the case,and the first connection structure has a plurality of first insertion holes into which the first guide pins are respectively inserted and the first insulation structure has a plurality of first coupling holes into which the first guide pins are respectively inserted, so that the first guide pins are inserted into the alignment openings of the case, the first insertion holes of the first connection structure and the first coupling holes of the first insulation structure simultaneously,wherein the case comprises a plurality of support columns supporting the plurality of unit cells and a plurality of passages formed in support columns,wherein the first connection structure has at least a plurality of first air vents corresponding to the passages,wherein the first insulation structure has at least a plurality of first opening holes distinct from the plurality of first coupling holes and from the openings connected to the spaces accommodating the plurality of unit cells that are positioned between the plurality of unit cells,wherein the passages, the first air vents and the first opening holes are connected to each other,and wherein the insulation structure includes a plurality of covers that cover the plurality of first opening holes and wherein the plurality of covers include openings to permit airflow through the first opening holes. 2. The battery pack as claimed in claim 1, wherein the case comprises a first frame wall protruding from an edge of the first external surface, and the first insulation structure has a shape corresponding to an internal region of the first frame wall. 3. The battery pack as claimed in claim 2, wherein the first insulation structure is closer to an interior of the case than an edge of the first frame wall. 4. The battery pack as claimed in claim 1, wherein the first insulation structure is attached to the first connection structure with an adhesive. 5. The battery pack as claimed in claim 1, wherein the first connection structure is coupled to the electrode terminals of the plurality of unit cells by welding. 6. The battery pack as claimed in claim 1, wherein: the first connection structure comprises a plurality of first unit connection members; andthe first insulation structure comprises a plurality of first unit insulation members, such that shapes of the plurality of first unit insulation members respectively correspond to shapes of the plurality of first unit connection members. 7. The battery pack as claimed in claim 1, wherein the first insulation structure is a plate. 8. The battery pack as claimed in claim 1, wherein the first insulation structure comprises an insulation tape. 9. The battery pack as claimed in claim 1, further comprising: a second insulation structure covering a second external surface of the case, opposite to the first external surface of the case,wherein a plurality of second guide pins project from the second external surface of the case, and the second insulation structure has a plurality of second coupling holes into which the second guide pins are respectively inserted. 10. The battery pack as claimed in claim 9, further comprising: a second connection structure positioned between the second external surface and the second insulation structure to connect electrode terminals of the plurality of unit cells to each other,wherein the second connection structure has a plurality of second insertion holes into which the second guide pins are respectively inserted. 11. The battery pack as claimed in claim 9, wherein the second insulation structure has at least one second opening hole distinct from the plurality of second coupling holes. 12. The battery pack as claimed in claim 11, further comprising: a second connection structure positioned between the second external surface and the second insulation structure to connect the electrode terminals of the plurality of unit cells to each other,wherein the second connection structure has at least one second air vent corresponding to the at least one second opening hole. 13. The battery pack as claimed in claim 1, wherein the plurality of support columns have slits formed therethrough. 14. The battery pack as claimed in claim 1, wherein: the first connection structure comprises a plurality of first unit connection members; andthe first insulation structure comprises a plurality of first unit insulation members, such that shapes of the plurality of first unit insulation members respectively correspond to shapes of the plurality of first unit connection members. 15. The battery pack as claimed in claim 10, further comprising: a first connection structure positioned between the first external surface and the first insulation structure to connect electrode terminals of the plurality of unit cells to each other, the first connection structure comprising a plurality of first unit connection members,wherein the first connection structure has a plurality of first insertion holes into which the first guide pins are respectively inserted,the first insulation structure comprises a plurality of first unit insulation members, such that shapes of the plurality of first unit insulation members respectively correspond to shapes of the first unit connection members,the second connection structure comprises a plurality of second unit connection members, andthe second insulation structure comprises a plurality of second unit insulation members, such that shapes of the plurality of second unit insulation members respectively correspond to shapes of the plurality of second unit connection members. 16. The battery pack as claimed in claim 12, further comprising: a first connection structure positioned between the first external surface and the first insulation structure to connect electrode terminals of the plurality of unit cells to each other, the first connection structure comprising a plurality of first unit connection members,wherein the first connection structure has a plurality of first insertion holes into which the first guide pins are respectively inserted,the first insulation structure comprises a plurality of first unit insulation members, such that shapes of the plurality of first unit insulation members respectively correspond to shapes of the first unit connection members,the second connection structure comprises a plurality of second unit connection members, andthe second insulation structure comprises a plurality of second unit insulation members, such that shapes of the plurality of second unit insulation members respectively correspond to shapes of the plurality of second unit connection members. 17. The battery pack as claimed in claim 1, wherein the plurality of first guide pins respectively cover portions of corresponding openings of the first external surface to prevent the plurality of unit cells from being separated from the case.
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이 특허에 인용된 특허 (5)
Kimoto,Shinya; Kobayashi,Takaki; Watanabe,Ko, Battery power supply device.
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