公开(公告)号：US20220320613A1

公开(公告)日：2022-10-06

申请号：US17846469

申请日：2022-06-22

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Lei WANG ,  Feng QIN ,  Peng WANG ,  Jinfeng LI

IPC: H01M10/48 ,  H01M50/543

Abstract: Embodiments of this application provide a battery, an electric apparatus, and a method and an apparatus for preparing a battery. The battery includes: a battery unit, including a plurality of battery cells, where the plurality of battery cells are arranged in a first direction and electrically connected to each other, each of the battery cells includes a can and two electrode terminals of opposite polarities, the two electrode terminals are respectively disposed at two ends of the can in the first direction, and at least one of the electrode terminals protrudes from the can in a direction leaving an interior of the battery cell; and a sampling member, where the sampling member is at least partially located between two adjacent ones of the battery cells, connected to the electrode terminals protruding from the can, and configured to perform signal collection on the connected battery cells.

公开(公告)号：US20230344059A1

公开(公告)日：2023-10-26

申请号：US18343287

申请日：2023-06-28

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Jinfeng LI ,  Cunrui LIU ,  Yangzhi HUANG ,  Yongguang WANG

IPC: H01M50/249 ,  H01M50/202 ,  H01M50/213 ,  H01M50/342 ,  H01M50/507 ,  H01M50/284 ,  H01M10/04

CPC classification number: H01M50/249 ,  H01M50/202 ,  H01M50/213 ,  H01M50/3425 ,  H01M50/507 ,  H01M50/284 ,  H01M10/0404 ,  H01M2220/20

Abstract: A battery, an electric device, and a method and device for manufacturing battery are provided. The battery includes: a battery cell; a support for supporting the battery cell; and a box for accommodating the support and the battery cell. The support separates the box into a first chamber and a second chamber. The first chamber is configured to accommodate a first portion of the battery cell, the first portion is provided with a pressure relief mechanism. The second chamber is configured to accommodate a second portion of the battery cell and a binder In the second chamber, the second portion, the support, and the box are fixedly connected through the binder. The pressure relief mechanism actuates when internal pressure of the battery cell reaches a threshold to release the internal pressure.

公开(公告)号：US20220349950A1

公开(公告)日：2022-11-03

申请号：US17854827

申请日：2022-06-30

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Yongguang WANG ,  Feng QIN ,  Lei WANG ,  Jinfeng LI ,  Zhanyu SUN

IPC: G01R31/396 ,  H01M50/213 ,  H01M10/42 ,  H01M10/48 ,  H01M50/566

Abstract: Embodiments of this application provide a battery, an electric apparatus, and a method for preparing battery. The battery includes: a plurality of battery cells, where at least two of the battery cells are arranged along a first direction; a sampling part, configured to collect electrical signals from the plurality of battery cells; and a support part, configured to support the sampling part, where the support part is disposed between two adjacent battery cells in the first direction, and is attached to the battery cells. In the technical solution in the embodiments of this application, the sampling part is easy to install, and the sampling part can be prevented from falling off during use of the battery.

公开(公告)号：US20220407161A1

公开(公告)日：2022-12-22

申请号：US17854291

申请日：2022-06-30

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Jinfeng LI ,  Feng QIN ,  Peng WANG ,  Lei WANG

IPC: H01M50/213 ,  B60L50/64 ,  B60L50/60 ,  H01M50/502 ,  H01M50/559 ,  H01M50/533

Abstract: Embodiments of this application provide a battery, an electrical apparatus, and a method and an apparatus for preparing battery. The battery includes a battery cell that includes an end cover and an electrode terminal, where the end cover is arranged at an end portion of the battery cell along a first direction, the electrode terminal is arranged on the end cover and protrudes toward a direction facing away from inside the battery cell, the electrode terminal includes two end faces and a circumferential side face, the two end faces are arranged along the first direction, and the circumferential side face connects the two end faces; and a sampling assembly, abutting against the circumferential side face, to collect an electrical signal of the battery cell.

公开(公告)号：US20220376353A1

公开(公告)日：2022-11-24

申请号：US17846529

申请日：2022-06-22

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Jinfeng LI ,  Lei WANG ,  Feng QIN ,  Peng WANG

IPC: H01M50/325 ,  H01M50/548 ,  H01M50/204

Abstract: Embodiments of this application provide a battery, an electric apparatus, and a method and an apparatus for preparing a battery. The battery includes a plurality of battery cells arranged in a first direction and electrically connected to each other. At least one of two adjacent battery cells has a pressure relief mechanism. The pressure relief mechanism is disposed at an end of the battery cell in the first direction. The battery further includes a sampling member connected to the battery cells and configured to perform signal collection on the battery cells, and a protective member disposed between the two adjacent battery cells and disposed opposite the pressure relief mechanism. There is a degassing space between the protective member and the pressure relief mechanism, and the protective member is fixed to the sampling member.

公开(公告)号：US20230261299A1

公开(公告)日：2023-08-17

申请号：US18296992

申请日：2023-04-07

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Lei WANG ,  Feng QIN ,  Peng WANG ,  Jinfeng LI ,  Liangyi WANG

IPC: H01M50/207 ,  H01M10/6555 ,  H01M10/6556 ,  H01M10/6551 ,  H01M10/6567

CPC classification number: H01M50/207 ,  H01M10/6555 ,  H01M10/6556 ,  H01M10/6551 ,  H01M10/6567

Abstract: A battery includes two battery unit layers and a thermal management component positioned between the two battery unit layers. Each battery unit layer has a wavy shape and includes a plurality of battery cells arranged in an array. Each of the battery cells having an arc-shaped outer wall. The thermal management component has a wavy shape corresponding to the wavy shape of each of the battery unit layers, the thermal management component being configured to provide support to at least one battery unit layer of the two battery unit layers in a gravitational direction and a first direction, and the gravitational direction intersecting the first direction, wherein the thermal management component comprises a reinforcing structure configured to provide further support to the at least one battery unit layer in the first direction.

公开(公告)号：US20230163391A1

公开(公告)日：2023-05-25

申请号：US18153711

申请日：2023-01-12

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Lei WANG ,  Feng QIN ,  Peng WANG ,  Jinfeng LI ,  Yongguang WANG

IPC: H01M50/242 ,  H01M50/204 ,  H01M50/533

CPC classification number: H01M50/242 ,  H01M50/204 ,  H01M50/533

Abstract: A battery includes a battery cell matrix including a plurality of battery cells arranged in M rows and N columns. M and N are integers larger than or equal to 2. Each battery cell includes a casing, two end caps arranged along a column direction, and two electrode terminals arranged at the two end caps, respectively. In the column direction, electrode terminals of two adjacent battery cells are opposite and coupled to each other. The battery further includes a reinforcing plate extending in a row direction and fixed to the casings of the N columns of battery cells. A size of the reinforcing plate in the column direction is smaller than a size of the battery cells in the column direction. The reinforcing plate is fixed to the casings of the battery cells in two adjacent rows among the M rows.

公开(公告)号：US20220407190A1

公开(公告)日：2022-12-22

申请号：US17888785

申请日：2022-08-16

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Liangyi WANG ,  Feng QIN ,  Lei WANG ,  Jinfeng LI

IPC: H01M50/516 ,  H01M50/548

Abstract: A battery includes two battery cells arranged along a first direction and including two electrode terminals opposite to each other along the first direction. A first electrode of the two electrode terminals is disposed at an end of a first battery cell of the two battery cells along the first direction, and a second electrode of the two electrode terminals is disposed at an end of a second battery cell of the two battery cells along the first direction. Surface contact is formed between two end faces of the two electrode terminals, respectively. The two end faces are opposite to each other along the first direction. The two electrode terminals are configured to be fixedly connected to each other along an outer periphery of at least one of the two end faces to implement electrical connection between the two battery cells.