BATTERY PACK

• Main Authors: LEE, Won Il, KANG, Il Oh, KIM, Jun Seop, WOO, Min Uk, MOON, Dea Yon
• Format: Patent
• Language: English; French; Korean
• Published: 02.08.2018
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

The present invention provides a battery pack comprising: a lower case which has a space therein so as to improve the sealability of a battery pack, and which has a groove portion formed to extend along a predetermined width of an outer upper surface thereof; an upper case arranged on the lower case; a battery portion accommodated in the inner space of the lower case and including a plurality of battery cells; and a sealing member inserted into the groove portion so as to be interposed between the upper case and the lower case, and having a cross section shape, which has an upper surface, a lower surface, and a side surface for connecting the upper surface and the lower surface, wherein the upper surface is formed as a curved surface, which is convex toward the upper case, and a protrusion portion for forming a stepped portion with the upper surface is positioned at the side surface. La présente invention concerne un bloc-batterie comprenant : un boîtier inférieur doté d'un espace en son sein de façon à améliorer l'étanchéité d'un bloc-batterie, et qui a une partie de rainure formée pour s'étendre le long d'une largeur prédéterminée d'une surface supérieure externe de celui-ci ; un boîtier supérieur disposé sur le boîtier inférieur ; une partie de batterie logée dans l'espace intérieur du boîtier inférieur et comprenant une pluralité d'éléments de batterie ; et un élément d'étanchéité inséré dans la partie de rainure de manière à être intercalé entre le boîtier supérieur et le boîtier inférieur, et ayant une forme de section transversale, qui a une surface supérieure, une surface inférieure, et une surface latérale pour relier la surface supérieure et la surface inférieure, la surface supérieure étant formée sous la forme d'une surface incurvée, qui est convexe vers le boîtier supérieur, et une partie en saillie pour former une partie étagée avec la surface supérieure est positionnée au niveau de la surface latérale. 본 발명은 배터리 팩의 밀봉력 향상을 위하여, 내부에 공간을 갖고, 외곽 상면의 소정의 폭을 따라 연장되도록 형성된 홈부를 갖는, 하부 케이스, 상기 하부 케이스 상에 배치되는, 상부 케이스, 상기 하부 케이스의 내부 공간에 수용되며 복수개의 배터리 셀들을 포함하는, 배터리부 및 상기 홈부에 삽입되어 상기 상부 케이스와 상기 하부 케이스 사이에 개재되고, 단면의 형상이 상부면, 하부면 및 상기 상부면과 상기 하부면을 잇는 측부면을 가지며, 상기 상부면은 상기 상부 케이스 방향으로 볼록한 곡면으로 형성되고, 상기 측부면에는 상기 상부면과 단차를 형성하는 돌출부가 위치하는, 실링 부재을 구비하는, 배터리 팩을 제공한다.