公开(公告)号：US11799177B2

公开(公告)日：2023-10-24

申请号：US17565887

申请日：2021-12-30

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Wencai Xu ,  Xuguang Wang ,  Mu Qian ,  Jihua Yao

IPC: H01M50/507 ,  B60L50/64 ,  H01M50/249 ,  H01M50/209 ,  H01M50/503

CPC classification number: H01M50/507 ,  B60L50/64 ,  H01M50/209 ,  H01M50/249 ,  H01M50/503 ,  H01M2220/20

Abstract: The present application discloses a connecting assembly, a battery module, a battery pack, and a device using the battery module as a power supply. The connecting assembly includes a plurality of connecting sheets and an insulating film, where each of the plurality of connecting sheets includes an adjusting portion and a connecting portion, the adjusting portion is configured as a protrusion connected between adjacent connecting portions, the connecting portion is configured to connect a battery cell of the battery module, and the insulating film is disposed on one side of each of the plurality of connecting sheets, and the insulating film is provided with a through hole disposed corresponding to the adjusting portion. Through the solutions in the present application, the problem that the insulating film is wrinkled and torn due to the protrusion is avoided, and the manufacturing efficiency of the connecting assembly can be improved.

公开(公告)号：US10720617B2

公开(公告)日：2020-07-21

申请号：US16227224

申请日：2018-12-20

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Gen Cao ,  Wencai Xu ,  Jihua Yao ,  Wenwen Liu

IPC: H01M2/10 ,  H01M10/04

Abstract: The present disclosure relates to a composite end plate for a battery module, comprising: a rigid substrate comprising a first surface and a second surface opposite to each other in a thickness direction of the rigid substrate, wherein the first surface can be provided to face a battery of the battery module, and the rigid substrate comprises two ends opposite to each other in a width direction of the rigid substrate; and a rigid connecting cylinder extending along a height direction of the rigid substrate and made of different material from that of the rigid substrate, wherein two ends of the rigid substrate are connected and fixed to two respective rigid connecting cylinders, and a portion of the rigid connecting cylinder exposed at a side where the second surface is located is connected and fixed to an external structural member.

公开(公告)号：US11588200B2

公开(公告)日：2023-02-21

申请号：US17125858

申请日：2020-12-17

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Wencai Xu ,  Jun Liu ,  Jihua Yao

IPC: H01M50/209 ,  H01M50/264 ,  H01M10/04 ,  H01M50/296

Abstract: A battery module includes an output electrode base and an end plate, and the output electrode base is inserted into and fitted to the end plate. A first limiting element is disposed on the output electrode base, a limiting plate is disposed on the end plate, and the first limiting element is fitted to the limiting plate. A stop hole is provided in one of the output electrode base and the end plate, and a second limiting element is disposed on the other. The second limiting element is accommodated in the stop hole; and the second limiting element is fitted to the stop hole. The first limiting element is fitted to the limiting plate and the second limiting element is fitted to the stop hole to limit the relative movement of the output electrode base and the end plate.

公开(公告)号：US20210126315A1

公开(公告)日：2021-04-29

申请号：US17125858

申请日：2020-12-17

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Wencai Xu ,  Jun Liu ,  Jihua Yao

IPC: H01M50/209 ,  H01M50/264 ,  H01M10/04

Abstract: A battery module includes an output electrode base and an end plate, and the output electrode base is inserted into and fitted to the end plate. A first limiting element is disposed on the output electrode base, a limiting plate is disposed on the end plate, and the first limiting element is fitted to the limiting plate. A stop hole is provided in one of the output electrode base and the end plate, and a second limiting element is disposed on the other. The second limiting element is accommodated in the stop hole; and the second limiting element is fitted to the stop hole. The first limiting element is fitted to the limiting plate and the second limiting element is fitted to the stop hole to limit the relative movement of the output electrode base and the end plate.

公开(公告)号：US12249731B2

公开(公告)日：2025-03-11

申请号：US17563933

申请日：2021-12-28

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Xuguang Wang ,  Wencai Xu ,  Jihua Yao ,  Gen Cao

IPC: H01M50/298 ,  B60L50/64 ,  H01M50/103 ,  H01M50/209 ,  H01M50/271 ,  H01M50/502

Abstract: The present application relates to the technical field of energy storage devices, in particular to a battery module, a battery pack, and an apparatus using a battery cell as a power supply, the battery module comprising: a plurality of battery cells, stacked along a length direction; a cover plate, located at an end portion of the battery cells along a height direction; and a wire harness isolation plate assembly, located between the cover plate and the battery cells along the height direction, where the cover plate is plug-connected to the wire harness isolation plate assembly. The solutions of the present application helps to increase energy density of the battery module through reducing the thickness of the cover plate and the wire harness isolation plate assembly while simultaneously improving the connecting reliability of the cover plate and the wire harness isolation plate assembly.

公开(公告)号：US11858332B2

公开(公告)日：2024-01-02

申请号：US17532284

申请日：2021-11-22

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Wenhui Zhang ,  Kangyu Wang ,  Mu Qian ,  Wencai Xu ,  Zengzhong Wang ,  Jinqing Ji

IPC: B60K1/04 ,  H01M50/209 ,  H01M50/244 ,  H01M50/264 ,  B60L50/64 ,  H01M50/26

CPC classification number: B60K1/04 ,  B60L50/64 ,  H01M50/209 ,  H01M50/244 ,  H01M50/26 ,  H01M50/264 ,  H01M2220/20

Abstract: The present application provides a battery, a power consumption apparatus, and a method for producing a battery. The battery includes a box body, a battery module and a mounting plate, the battery module is disposed in the box body and includes a battery cell arrangement structure and a first end plate, the battery cell arrangement structure includes a plurality of battery cells stacked and is disposed on one side of the battery cell arrangement structure, the first end plate is fixedly connected to the battery cell arrangement structure, the mounting plate is disposed between the first end plate and the box body and is fixedly connected to the box body; the first end plate has a first elastic support part configured to be capable of abutting the mounting plate, being squeezed by the battery cell arrangement structure and deforming when the battery cell arrangement structure expands.

公开(公告)号：US11843129B2

公开(公告)日：2023-12-12

申请号：US17565887

申请日：2021-12-30

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Wencai Xu ,  Xuguang Wang ,  Mu Qian ,  Jihua Yao

IPC: H01M50/507 ,  B60L50/64 ,  H01M50/249 ,  H01M50/209 ,  H01M50/503

CPC classification number: H01M50/507 ,  B60L50/64 ,  H01M50/209 ,  H01M50/249 ,  H01M50/503 ,  H01M2220/20

Abstract: The present application discloses a connecting assembly, a battery module, a battery pack, and a device using the battery module as a power supply. The connecting assembly includes a plurality of connecting sheets and an insulating film, where each of the plurality of connecting sheets includes an adjusting portion and a connecting portion, the adjusting portion is configured as a protrusion connected between adjacent connecting portions, the connecting portion is configured to connect a battery cell of the battery module, and the insulating film is disposed on one side of each of the plurality of connecting sheets, and the insulating film is provided with a through hole disposed corresponding to the adjusting portion. Through the solutions in the present application, the problem that the insulating film is wrinkled and torn due to the protrusion is avoided, and the manufacturing efficiency of the connecting assembly can be improved.

公开(公告)号：US11764444B2

公开(公告)日：2023-09-19

申请号：US17564012

申请日：2021-12-28

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Wencai Xu ,  Xuguang Wang ,  Jihua Yao ,  Mu Qian

IPC: H01M50/519 ,  B60L50/60 ,  H01M10/42 ,  H01R13/66 ,  H02J7/00

CPC classification number: H01M50/519 ,  B60L50/66 ,  H01M10/425 ,  H01M10/4207 ,  H01R13/6683 ,  H02J7/0063 ,  H01M2220/20 ,  H01R2201/26 ,  H05K2201/09009

Abstract: The application discloses a connecting assembly, a battery module, a battery group, and a device using the battery module as a power supply. The connecting assembly includes a plurality of connecting sheets, a sampling assembly, and an insulating film, where the plurality of connecting sheets are configured to connect battery cells of the battery module; the sampling assembly includes a circuit board and a sampling terminal connected to the circuit board; the sampling terminal is connected to the plurality of connecting sheets, the insulating film is provided at one side of the sampling assembly and the plurality of connecting sheets, and the insulating film connects the sampling assembly to the plurality of connecting sheets to form an integral structure with the sampling assembly and the plurality of connecting sheets, an insulating film through hole is provided in a region of the sampling assembly covered by the insulating film.