BATTERY MODULE, BATTERY PACK COMPRISING SAME, AND VEHICLE

• Main Authors: LEE, Bum-Jick, JEUNG, Seok-Won, SON, Young-Su
• Format: Patent
• Language: English; French; Korean
• Published: 06.01.2022
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

Disclosed are a battery module securing reliability in electric connections among internal components and having improved durability, a battery pack comprising same, and a vehicle. To achieve the above purpose, the battery module according to the present invention comprises: a plurality of cylindrical battery cells having a cathode terminal and an anode terminal at one side thereof; a bus bar including an electrically conductive material and having a plate shape; and at least two connecting members which include an electrically conductive material, include a body that is elongated, have one end, in the direction in which the body extends, bonded to the bus bar, and have the other end bonded to one of the cathode terminal and the anode terminal, and have different bonding areas according to the bonded terminal among the cathode terminal and the anode terminal. L'invention concerne un module de batterie garantissant une fiabilité dans des connexions électriques entre des composants internes et ayant une durabilité améliorée, un bloc-batterie le comprenant, et un véhicule. A cet effet, le module de batterie selon la présente invention comprend : une pluralité d'éléments de batterie cylindriques ayant une borne de cathode et une borne d'anode sur un côté de celles-ci ; une barre omnibus comprenant un matériau électriquement conducteur et ayant une forme de plaque ; et au moins deux éléments de connexion qui comprennent un matériau électriquement conducteur, comprenant un corps qui est allongé, ont une extrémité, dans la direction dans laquelle s'étend le corps, liée à la barre omnibus, et ont l'autre extrémité liée à l'une de la borne de cathode et de la borne d'anode, et ont différentes zones de liaison en fonction de la borne liée parmi la borne de cathode et la borne d'anode. 본 발명은 내부 구성들 간의 전기적 연결의 신뢰성을 확보하고, 제품의 내구성을 높인 배터리 모듈, 그것을 포함하는 배터리 팩, 및 자동차를 개시한다. 이와 같은 목적을 달성하기 위한 본 발명에 따른 배터리 모듈은, 일측에 양극 단자 및 음극 단자가 구비된 복수의 원통형 전지셀, 전기 전도성 물질을 구비하고, 플레이트 형상을 가진 버스바, 및 전기 전도성 물질을 구비하고, 몸체가 길게 연장된 형태를 가지며, 몸체가 연장된 방향의 일단부가 버스바와 접합되고, 타단부가 양극 단자 및 음극 단자 중 어느 하나와 접합되며, 양극 단자 및 음극 단자 중, 접합되는 단자에 따라 다른 접합 면적을 가진 적어도 2종 이상의 연결 부재들을 포함한다.