公开(公告)号：US11799142B2

公开(公告)日：2023-10-24

申请号：US17564953

申请日：2021-12-29

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Di Zhou ,  Ye Xu ,  Bin Zhao ,  Rongcai Chen

IPC: H01M10/48 ,  H01M50/209 ,  H01M50/533 ,  H01M50/543 ,  H01M50/103 ,  H01M50/147

CPC classification number: H01M10/482 ,  H01M50/103 ,  H01M50/147 ,  H01M50/209 ,  H01M50/533 ,  H01M50/543 ,  H01M2200/00 ,  H01M2220/20

Abstract: This application relates to a battery module, a device, and a failure handling method for a failed battery cell. The battery module includes: battery cells, where each battery cell includes a housing, a top cover, and an electrode assembly, the housing is connected to the top cover, the housing includes a first accommodation cavity, the electrode assembly is located inside the first accommodation cavity, the top cover is provided with a positive electrode terminal and a negative electrode terminal, and the battery cells further include a failed battery cell; and a conductive component, connected to the positive electrode terminal and the negative electrode terminal of the failed battery cell. After being connected to the electrode terminals, the conductive component does not occupy space outside the failed battery cell, improving safety of the battery module.

公开(公告)号：US12015171B2

公开(公告)日：2024-06-18

申请号：US17134005

申请日：2020-12-24

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Ye Xu ,  Xuan Chen ,  Di Zhou ,  Zengzhong Wang ,  Jianxian Lv

IPC: H01M50/503 ,  H01M50/204 ,  H01M50/249 ,  H01M50/51 ,  H01M50/529

CPC classification number: H01M50/503 ,  H01M50/204 ,  H01M50/249 ,  H01M50/51 ,  H01M50/529 ,  H01M2220/20

Abstract: This application relates to a battery module and a battery pack. The battery module includes: a plurality of battery cells, configured to be connected in series, where after the battery module fails, the plurality of battery cells include a failed battery cell and at least one non-failed battery cell adjacent to the failed battery cell; and a first connecting piece, configured to connect the failed battery cell to the at least one non-failed battery cell, where the first connecting piece includes a first connecting portion and a conductive portion connected to the first connecting portion, the first connecting portion is configured to be electrically connected to an enclosure of the failed battery cell, and the conductive portion is configured to be electrically connected to the at least one non-failed battery cell, so as to restore the battery module to work.