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：US11581604B2

公开(公告)日：2023-02-14

申请号：US16548984

申请日：2019-08-23

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Kaiqin Yu ,  Jihua Yao ,  Yanhuo Xiang ,  Mu Qian ,  Guangliang Lin

IPC: H01M2/10 ,  H01M50/20

Abstract: The present disclosure provides a side plate and a battery module. The side plate is applied to the battery module. The side plate includes: a first plate, a second plate and a connection portion. The first plate includes a first free end at one side in a height direction, the second plate includes a second free end at the same side in the height direction, the first free end and the second free end abut against each other. The connection portion is located at the other side opposite to the first free end and the second free end in the height direction, and is configured to connect the first plate and the second plate, and enclose a hollow cavity with the first plate and the second plate.

公开(公告)号：US11527797B2

公开(公告)日：2022-12-13

申请号：US16548394

申请日：2019-08-22

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Shuo Sun ,  Mingdong Wang ,  Mu Qian ,  Jinqing Ji ,  Min Zeng ,  Shang Li ,  Yang Li

IPC: H01M50/20 ,  H01M10/647 ,  H01M50/10 ,  H01M10/625 ,  H01M50/242 ,  H01M50/204

Abstract: The present disclosure provides a battery pack, including: battery modules, wherein two or more of the battery modules are arranged side by side in a first direction; and connecting assemblies, wherein each connecting assembly is connected between adjacent two battery modules, and the connecting assembly includes an elastic connecting member being able to elastically deform in the first direction such that the adjacent two battery modules are elastically connected by the connecting assembly. The elastic connecting member can provide a buffer between the adjacent two battery modules. In the case that one of the adjacent two battery modules suffers a force, the elastic connecting member can absorb a force from this battery module, to prevent the adjacent two battery modules from interacting with each other when suffering the force, and avoid a safety accident caused by the interaction between the two battery modules connected to each other.

公开(公告)号：US11417936B2

公开(公告)日：2022-08-16

申请号：US17139779

申请日：2020-12-31

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Chong Wang ,  Hua Cao ,  Mu Qian ,  Xianchun Zhu

IPC: H01M50/531 ,  H01M50/174 ,  H01M50/207 ,  H01M50/519 ,  H01M50/244 ,  H01M50/204 ,  H01M50/287 ,  H01M50/209 ,  H01M50/284 ,  H01M50/50

Abstract: This application provides an output electrode assembly including a circuit board, a connector, an output electrode connecting sheet and a fastening base. The connector is disposed at one end of the circuit board in a longitudinal direction of the output electrode assembly, and the output electrode connecting sheet is spaced apart from the connector in a transverse direction of the output electrode assembly. The fastening base has a partition wall; a first mounting portion formed on one side of the partition wall in the transverse direction, where the connector is fixedly mounted to the first mounting portion; and a second mounting portion formed on the other side of the partition wall in the transverse direction, where the output electrode connecting sheet is fixedly mounted to the second mounting portion. The fastening base has functions of both an output electrode base and a connector mounting base in a battery module.

公开(公告)号：US20210126323A1

公开(公告)日：2021-04-29

申请号：US17139779

申请日：2020-12-31

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Chong Wang ,  Hua Cao ,  Mu Qian ,  Xianchun Zhu

IPC: H01M50/531 ,  H01M50/519 ,  H01M50/174 ,  H01M50/207

Abstract: This application provides an output electrode assembly including a circuit board, a connector, an output electrode connecting sheet and a fastening base. The connector is disposed at one end of the circuit board in a longitudinal direction of the output electrode assembly, and the output electrode connecting sheet is spaced apart from the connector in a transverse direction of the output electrode assembly. The fastening base has a partition wall; a first mounting portion formed on one side of the partition wall in the transverse direction, where the connector is fixedly mounted to the first mounting portion; and a second mounting portion formed on the other side of the partition wall in the transverse direction, where the output electrode connecting sheet is fixedly mounted to the second mounting portion. The fastening base has functions of both an output electrode base and a connector mounting base in a battery module.

公开(公告)号：US20210119279A1

公开(公告)日：2021-04-22

申请号：US17138597

申请日：2020-12-30

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Heng Wang ,  Jinqing Ji ,  Wenhui Zhang ,  Mu Qian ,  Yanhuo Xiang

IPC: H01M10/6554 ,  H01M50/209 ,  H01M50/244 ,  H01M10/613 ,  H01M6/50

Abstract: This application provides a battery box, which includes: a heat exchange plate and a lower frame body located on the heat exchange plate. The lower frame body includes edge beams and internal beams, the edge beams forming a circumferential closure opened in an up-down direction, the edge beams and the heat exchange plate together forming an accommodating space with an upward opening, and the internal beams located inside the accommodating space and divide the accommodating space into sub-accommodating spaces for placing battery modules. The heat exchange plate is configured to support the battery modules and exchanges heat with batteries of the battery modules, and a bottom plane of an internal beam is partly in contact with a top plane of the heat exchange plate in the up-down direction.

公开(公告)号：US10811742B2

公开(公告)日：2020-10-20

申请号：US16051239

申请日：2018-07-31

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Shangfu Zhang ,  Wenhui Zhang ,  Jihua Yao ,  Mu Qian ,  Yanhuo Xiang ,  Taosheng Zhu

IPC: H01M10/613 ,  H01M10/6555 ,  H01M10/647 ,  H01M10/653 ,  H01M10/04 ,  H01M2/10 ,  H01M10/6554

Abstract: The present disclosure provides a fixture, a battery unit and a battery module. The fixture comprises at least one thermal conductive plate and two support blocks. Each thermal conductive plate comprises an abutting portion, a contact portion and a connecting portion. The two support blocks are fixed on two ends of the at least one thermal conductive plate in a length direction; the abutting portion, the connecting portion and the contact portion and the two support blocks form a receiving space. The battery unit comprises at least one pouch-shaped secondary battery having a main body and the fixture, the abutting portion is attached to the main body. The battery module comprises a thermal conductive frame and the battery units. The thermal conductive frame comprises a peripheral wall and a receiving cavity, the battery units are received in the receiving cavity, the contact portion contacts the peripheral wall.

公开(公告)号：US20200212393A1

公开(公告)日：2020-07-02

申请号：US16708227

申请日：2019-12-09

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Heng WANG ,  Jinqing Ji ,  Wenhui Zhang ,  Mu Qian ,  Yanhuo Xiang

IPC: H01M2/10

Abstract: The present disclosure provides a battery pack and a device comprising the battery pack, the battery pack comprises a double-layer battery module bracket, an upper-layer battery module, a lower-layer battery module and a supporting mechanism; the double-layer battery module bracket comprises an upper plate; a lower fixing member, an upper fixing member and a fastener; the lower fixing member and the upper plate are configured to enclose a lower accommodating space; the upper fixing member and the upper plate being are configured to enclose an upper accommodating space, a lower portion of the fastener exposed from the lower fixing member is fixed on the supporting mechanism; the upper-layer battery module is accommodated in the upper accommodating space and supported on the upper plate; the lower-layer battery module is accommodated in the lower accommodating space; the supporting mechanism supports the lower-layer battery module and the lower fixing member.

公开(公告)号：US12021253B2

公开(公告)日：2024-06-25

申请号：US17536101

申请日：2021-11-29

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Yannan Chu ,  Mu Qian ,  Jinqing Ji

IPC: H01M50/249 ,  H01M50/186 ,  H01M50/209

CPC classification number: H01M50/249 ,  H01M50/186 ,  H01M50/209 ,  H01M2220/20

Abstract: This application discloses a battery box, a battery pack, and a vehicle. The battery box includes: a lower box, including a bottom plate and a side plate connected to and disposed around the bottom plate; an upper box, connected to the side plate, where the upper box contains a cover plate disposed in opposition to the bottom plate, and the upper box and the lower box jointly close in to form an accommodation chamber; and a connector, disposed in the accommodation chamber and connected to the upper box and the lower box. The connector contains a guide channel, and the guide channel runs through the bottom plate and the cover plate along a first direction. The battery box, the battery pack, and the vehicle in this application satisfies requirements on strength of the battery box and connection strength between the battery pack and the vehicle.

公开(公告)号：US11641046B2

公开(公告)日：2023-05-02

申请号：US16760166

申请日：2019-11-26

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Xianchun Zhu ,  Hua Cao ,  Chong Wang ,  Mu Qian ,  Shixin Wu

IPC: H01M50/517 ,  H01M50/503 ,  H01R4/18 ,  H01R4/48 ,  H01M50/569 ,  H01M10/48 ,  H01M50/50 ,  H01M6/50

Abstract: The present disclosure relates to a battery module, including two or more battery cells, each including an electrode terminal; a connecting member, wherein the electrode terminals of adjacent battery cells are connected by the connecting member; and a clamping-sampling member, including a wire connection portion for fixing a wire harness and a clamping portion, wherein one end of the clamping portion is connected with the wire connection portion and the other end of the clamping portion clamps the connecting member.