公开(公告)号：US10992006B2

公开(公告)日：2021-04-27

申请号：US16542388

申请日：2019-08-16

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Shengtian Cai ,  Chuanlian Chen ,  Yangzhi Huang ,  Jihua Yao ,  Daohui Liu

IPC: H01M4/02 ,  H01M50/172 ,  H01M50/20 ,  H01M50/543

Abstract: Embodiments of the present disclosure provide a battery pack, a battery module and an output electrode base. The output electrode base includes a base body and a connector, and the connector is a metal structure; the connector includes a securing member and a connecting post, the securing member is secured in the base body, and the connecting post protrudes from the base body; an output electrode connection piece of the battery module is provided with a first installing hole, and the connecting post passes through the first installing hole to be connected with the output electrode connection piece.

公开(公告)号：US20240222778A1

公开(公告)日：2024-07-04

申请号：US18605840

申请日：2024-03-15

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Yongguang Wang ,  Yifeng Chen ,  Yangzhi Huang ,  Jinqing Ji ,  Zhanyu Sun

IPC: H01M50/289 ,  H01M10/04 ,  H01M50/204

CPC classification number: H01M50/289 ,  H01M10/0404 ,  H01M10/0481 ,  H01M50/204

Abstract: Embodiments of the present application relate to the technical field of batteries, and in particular relates to a battery, an electric device, and a production method and a manufacturing die of the battery. The battery includes a frame body, a plurality of battery cells, and a bonding agent, where the frame body is provided with an accommodating cavity, and the accommodating cavity is provided with an opening in a first direction; the plurality of battery cells are arranged in the accommodating cavity, and electrode terminals of the plurality of battery cells face towards the opening; and the bonding agent is arranged in the accommodating cavity, and the bonding agent is used to connect the plurality of battery cells and the frame body. The battery provided by the present application can prevent or reduce a relative displacement among battery cells, and improve the electrical connection stability of the battery.

公开(公告)号：US20210111461A1

公开(公告)日：2021-04-15

申请号：US17127328

申请日：2020-12-18

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Cunrui Liu ,  Yangzhi Huang ,  Jihua Yao ,  Sheng Shen ,  Liang Chen

IPC: H01M50/271 ,  H01M50/284 ,  H01M50/244

Abstract: This application relates to the field of energy storage devices, and in particular, to a battery module, the battery module including a battery cell; a housing that includes an inner cavity for accommodating the battery cell; an output assembly arranged at an exterior side of the housing and electrically connected to the battery cell; and a module upper cover that seals the inner cavity. The module upper cover includes a body and an extension connected to the output assembly. This application resolves the technical problem that a module upper cover may easily get warped at an output electrode.

公开(公告)号：US11721871B2

公开(公告)日：2023-08-08

申请号：US17539224

申请日：2021-12-01

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Daohui Liu ,  Jihua Yao ,  Yangzhi Huang ,  Shengtian Cai ,  Sheng Shen ,  Haidong Zhang

IPC: H01M50/296 ,  H01M50/209

CPC classification number: H01M50/296 ,  H01M50/209

Abstract: Provided are a terminal protection device and a battery module. The terminal protection device includes a base having a bottom portion and side plates connected to peripheral sides of the bottom portion, the side plates and the bottom portion together form an accommodation cavity, and an input port is in communication with the accommodation cavity; each of the side plates is provided with an input port, through which an output electrode passes; each of the side plates is further provided with a connection port, the connection port is in communication with the accommodation cavity such that an external electric connector can pass through the connection port) and be connected to the output electrode; and a protection plate is provided at the connection port, and the protection plate detachably covers the connection port.

公开(公告)号：US11196128B2

公开(公告)日：2021-12-07

申请号：US16515960

申请日：2019-07-18

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Yuqun Zeng ,  Fenggang Zhao ,  Daohui Liu ,  Yangzhi Huang ,  Chuanlian Chen ,  Shengtian Cai ,  Hanqing Gao

IPC: H01M50/502 ,  H01M50/529

Abstract: The present disclosure provides a battery module and a busbar assembly thereof. The busbar assembly comprises a first busbar, a second busbar and a first insulator. The first busbar comprises a first connecting portion connected to a first battery unit, a second connecting portion connected to a second battery unit and a first main portion connecting the first connecting portion and the second connecting portion. The second busbar comprises a third connecting portion connected to a third battery unit, a fourth connecting portion connected to a fourth battery unit and a second main portion connecting the third connecting portion and the fourth connecting portion. The first main portion partially overlaps the second main portion, and the first insulator insulates the second main portion and the first main portion. The first battery unit, the third battery unit, the second battery unit and the fourth battery unit are arranged sequentially.

公开(公告)号：US11050124B2

公开(公告)日：2021-06-29

申请号：US16517448

申请日：2019-07-19

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Yuqun Zeng ,  Fenggang Zhao ,  Shengtian Cai ,  Yangzhi Huang ,  Chuanlian Chen ,  Daohui Liu

IPC: H01M50/502 ,  H01M50/20

Abstract: The present disclosure provides a battery module, a busbar and a busbar assembly thereof. The busbar comprises a first connecting portion, a second connecting portion and a first main portion. The first connecting portion is connected to a first battery of the battery module, the second connecting portion is connected to a second battery. The first main portion connects the first connecting portion and the second connecting portion, and the first connecting portion and the second connecting portion are positioned at the same side of the first main portion in a transverse direction. The first connecting portion and the second connecting portion are spaced from each other in a longitudinal direction, and a first slit is formed between the first connecting portion and the second connecting portion. The first main portion is provided with a first notch, the first notch is communicated with the first slit.

公开(公告)号：US20200091474A1

公开(公告)日：2020-03-19

申请号：US16436683

申请日：2019-06-10

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Yuqun Zeng ,  Fenggang Zhao ,  Chuanlian Chen ,  Yangzhi Huang ,  Pengfei Gao ,  Jihua Yao

IPC: H01M2/10 ,  H01M10/04

Abstract: The present disclosure relates to a battery module and a battery pack. The battery module includes a plurality of battery units connected in series; at least two electrode output connecting pieces each disposed at an output end of the plurality of battery units; a plurality of bridging busbars, each connecting two battery units spaced by one or more other battery units among the plurality of battery units; and an adjacent busbar connecting two adjacent battery units among the plurality of battery units. An electrical connection path is formed in the battery module by the electrode output connecting pieces, the bridging busbars and the adjacent busbar. The battery module according to the present disclosure is applicable in diverse situations, and capable of improving safety performance and energy density.

公开(公告)号：US12283708B2

公开(公告)日：2025-04-22

申请号：US18210658

申请日：2023-06-16

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Daohui Liu ,  Jihua Yao ,  Yangzhi Huang ,  Shengtian Cai ,  Sheng Shen ,  Haidong Zhang

IPC: H01M50/296 ,  H01M50/209

Abstract: Provided are a terminal protection device and a battery module. The terminal protection device includes a base having a bottom portion and side plates connected to peripheral sides of the bottom portion, the side plates and the bottom portion together form an accommodation cavity, and an input port is in communication with the accommodation cavity; each of the side plates is provided with an input port, through which an output electrode passes; each of the side plates is further provided with a connection port, the connection port is in communication with the accommodation cavity such that an external electric connector can pass through the connection port) and be connected to the output electrode; and a protection plate is provided at the connection port, and the protection plate detachably covers the connection port.

公开(公告)号：US20240313362A1

公开(公告)日：2024-09-19

申请号：US18674924

申请日：2024-05-27

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Yongguang Wang ,  Hui Yang ,  Yangzhi Huang ,  Peng Wang ,  Zhanyu Sun

IPC: H01M50/503 ,  H01M50/211 ,  H01M50/505 ,  H02G5/02

CPC classification number: H01M50/503 ,  H01M50/211 ,  H01M50/505 ,  H02G5/02

Abstract: The present application discloses a busbar assembly, a battery and an electrical apparatus. The busbar assembly comprises a busbar bracket and a busbar. The busbar bracket is provided with a plurality of abutting portions and a plurality of first notches alternately distributed along a preset direction, each of the first notches being used for insertion of a tab of a battery cell assembly. The busbar is connected to at least part of the abutting portions and used for electrical connection with tabs inserted into the first notches. The busbar assembly can reduce the difficulty when assembling with the battery cell assembly.

公开(公告)号：US11664524B2

公开(公告)日：2023-05-30

申请号：US16436683

申请日：2019-06-10

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Yuqun Zeng ,  Fenggang Zhao ,  Chuanlian Chen ,  Yangzhi Huang ,  Pengfei Gao ,  Jihua Yao

IPC: H01M10/04 ,  H01M50/209 ,  H01M50/522 ,  H01M50/505 ,  H01M50/509

CPC classification number: H01M10/0431 ,  H01M50/209 ,  H01M50/505 ,  H01M50/509 ,  H01M50/522

Abstract: The present disclosure relates to a battery module and a battery pack. The battery module includes a plurality of battery units connected in series; at least two electrode output connecting pieces each disposed at an output end of the plurality of battery units; a plurality of bridging busbars, each connecting two battery units spaced by one or more other battery units among the plurality of battery units; and an adjacent busbar connecting two adjacent battery units among the plurality of battery units. An electrical connection path is formed in the battery module by the electrode output connecting pieces, the bridging busbars and the adjacent busbar. The battery module according to the present disclosure is applicable in diverse situations, and capable of improving safety performance and energy density.