公开(公告)号：US20230052417A1

公开(公告)日：2023-02-16

申请号：US17794396

申请日：2021-02-26

申请人： LG ENERGY SOLUTION, LTD.

发明人： Eun Gyu SHIN ,  Jeong Oh MOON ,  Yoon Koo LEE ,  Eun Ah JU

IPC分类号： H01M50/383 ,  H01M50/375 ,  H01M50/209 ,  H01M50/143 ,  H01M10/6566

摘要： A battery module has a structure capable of preventing spread of flames when fire breaks out in the battery module, and more particularly a battery module including a plurality of battery cell module assemblies, each of the battery cell module assemblies including battery cells arranged in tight contact with each other, a side plate electrically connected to electrode leads of the battery cell module assemblies, a duct disposed outside the side plate, and a gas cutoff structure disposed in the duct, wherein the plurality of battery cell module assemblies is disposed so as to have a space therebetween.