公开(公告)号：US20240363984A1

公开(公告)日：2024-10-31

申请号：US18770770

申请日：2024-07-12

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Long CHEN ,  Xinxiang CHEN ,  Denghua LIN ,  Shoujun HUANG ,  Yulian ZHENG ,  Peng WANG ,  Haizu JIN

IPC: H01M50/586 ,  H01M10/04 ,  H01M50/103 ,  H01M50/59 ,  H01M50/70

CPC classification number: H01M50/586 ,  H01M10/0431 ,  H01M10/049 ,  H01M50/103 ,  H01M50/59 ,  H01M50/70 ,  H01M2220/20

Abstract: Some embodiments of this application provide a battery cell, a battery cell manufacturing method and equipment, a battery, and an electrical device. The battery cell includes: a housing, where an opening is created at each of two ends of the housing in a first direction; an end cap, configured to cover the opening at either end of the housing; a first electrode assembly and a second electrode assembly, accommodated in the housing, where the first electrode assembly and the second electrode assembly are arranged along the first direction and insulated from each other; and an insulation structure, at least partially disposed between the first electrode assembly and the second electrode assembly, and configured to electrically isolate the first electrode assembly from the second electrode assembly.

公开(公告)号：US20240313318A1

公开(公告)日：2024-09-19

申请号：US18670725

申请日：2024-05-21

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Peng WANG ,  Xingdi CHEN ,  Zhanyu SUN

IPC: H01M50/242 ,  B60L50/60 ,  H01M50/209 ,  H01M50/249 ,  H01M50/262 ,  H01M50/271

CPC classification number: H01M50/242 ,  H01M50/209 ,  H01M50/249 ,  H01M50/262 ,  H01M50/271 ,  B60L50/60 ,  H01M2220/20

Abstract: This application relates to a battery pack and an electric apparatus. The battery pack includes a box and a battery cell. The box includes a body and a bottom cover detachably connected to the bottom of the body. The body and the bottom cover jointly enclose an accommodating cavity for accommodating the battery cell.

公开(公告)号：US20240297401A1

公开(公告)日：2024-09-05

申请号：US18665503

申请日：2024-05-15

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Huasheng SU ,  Chengyou Xing ,  Quankun LI ,  Weirong ZHUO ,  Peng WANG ,  Haizu JIN

IPC: H01M50/375 ,  H01M10/058 ,  H01M50/147 ,  H01M50/342 ,  H01M50/474

CPC classification number: H01M50/375 ,  H01M10/058 ,  H01M50/342 ,  H01M50/474 ,  H01M50/147 ,  H01M2200/10 ,  H01M2200/20

Abstract: A battery cell, a battery, and a method and a device for preparing the battery are provided. The battery cell includes: a housing, having an opening; an electrode assembly, accommodated in the housing; an end cap covering the opening and provided with a pressure relief mechanism; and an insulating member, disposed between the end cover and the electrode assembly to insulate and isolate the end cover from the electrode assembly. The insulating member includes a body and a boss, a first through hole being formed in the area of the body corresponding to the pressure relief mechanism, the boss being connected to the body and extending towards the electrode assembly, a second through hole being formed in a side surface of the boss. The first through hole and the second through hole are used for forming an exhaust channel from the interior of the battery cell to the pressure relief mechanism.

公开(公告)号：US20240274978A1

公开(公告)日：2024-08-15

申请号：US18631365

申请日：2024-04-10

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Haiyi HONG ,  Xiaonan CHENG ,  Yanyun MA ,  Jianrui YANG ,  Peng WANG ,  Lei CHAO ,  Yi ZHENG ,  Chengdong SUN

IPC: H01M50/446 ,  H01M50/42 ,  H01M50/431 ,  H01M50/443

CPC classification number: H01M50/446 ,  H01M50/42 ,  H01M50/431 ,  H01M50/443

Abstract: This application discloses a separator and a preparation method thereof, a battery, and an electric apparatus. The separator includes a substrate and a coating, where the coating is formed on at least a portion of surface of the substrate, and the coating includes composite particles and a binder. The composite particles form bulges on surface of the coating, and the composite particles include polyacrylate particles and inorganic particles. The inorganic particle is present between at least two of the polyacrylate particles. Crosslinking degree a of the composite particles and mass swelling degree b thereof in an electrolyte satisfy a/b≥1 and a≥75%.

公开(公告)号：US20240204358A1

公开(公告)日：2024-06-20

申请号：US18589439

申请日：2024-02-28

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Denghua LIN ,  Xinxiang CHEN ,  Shoujun HUANG ,  Long CHEN ,  Yulian ZHENG ,  Peng WANG ,  Haizu JIN

IPC: H01M50/502 ,  H01M50/204 ,  H01M50/538 ,  H01M50/548 ,  H01M50/586

CPC classification number: H01M50/502 ,  H01M50/538 ,  H01M50/548 ,  H01M50/586 ,  H01M50/204

Abstract: A battery cell includes a case, a first battery cell, and a second battery cell, the first battery cell being arranged inside the case, the first battery cell including a first main body part, a first electrode lead-out component extending from a first side of the first main body part, and a second electrode lead-out component extending from a second side of the first main body part, the first side and the second side being arranged oppositely, the second battery cell being arranged inside the case, the second battery cell including a second main body part, a third electrode lead-out component extending from a third side of the second main body part, and a fourth electrode lead-out component extending from a fourth side of the second main body part, and the third side and the fourth side being arranged oppositely.

公开(公告)号：US20240014502A1

公开(公告)日：2024-01-11

申请号：US18471882

申请日：2023-09-21

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Yu TANG ,  Zhimin ZENG ,  Haiqi YANG ,  Chenyi XU ,  Xiaoteng HUANG ,  Peng WANG

IPC: H01M50/298 ,  H01M50/209 ,  H01M10/653

CPC classification number: H01M50/298 ,  H01M50/209 ,  H01M10/653

Abstract: A battery includes a housing, and a beam structure and a group of cells which are arranged in the housing. The beam structure is fixed to the housing, and an accommodating space is formed in the beam structure. An external connecting wire of the group of cells is arranged in the accommodating space.

公开(公告)号：US20230387558A1

公开(公告)日：2023-11-30

申请号：US18226789

申请日：2023-07-27

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Huasheng SU ,  Chengyou XING ,  Quankun LI ,  Peng WANG

IPC: H01M50/547 ,  H01M50/593 ,  H01M50/533 ,  H01M50/102

CPC classification number: H01M50/547 ,  H01M50/593 ,  H01M50/533 ,  H01M50/102 ,  H01M2220/20

Abstract: The present application relates to the technical field of battery, and in particular, to a battery cell, a battery, and an electrical device. The battery cell may include an adapter, the adapter may be formed by connecting a first adapter portion and a second adapter portion by a first insulating portion, and the first insulating portion may be located between the first adapter portion and the second adapter portion to prevent the first adapter portion and the second adapter portion from being electrically connected.

公开(公告)号：US20230369734A1

公开(公告)日：2023-11-16

申请号：US18360780

申请日：2023-07-27

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Shengwang CHEN ,  Zhijun GUO ,  Peng WANG

IPC: H01M50/636 ,  H01M50/107 ,  H01M50/533 ,  H01M50/559 ,  H01M50/566 ,  H01M10/04 ,  H01M50/152 ,  H01M50/179

CPC classification number: H01M50/636 ,  H01M50/107 ,  H01M50/533 ,  H01M50/559 ,  H01M50/566 ,  H01M10/0431 ,  H01M50/152 ,  H01M50/179 ,  H01M2220/20

Abstract: A battery cell includes an electrode assembly, a housing, and an electrode terminal. The electrode assembly includes a tab. The housing is configured to accommodate the electrode assembly. The electrode terminal is disposed in the housing and electrically connected to the tab. The electrode terminal is provided with a through hole, where the through hole is configured for injecting an electrolyte into an inner space of the housing.

公开(公告)号：US20230307740A1

公开(公告)日：2023-09-28

申请号：US18195443

申请日：2023-05-10

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Xiangyan BU ,  Wenlin ZHOU ,  Xing LI ,  Xinxiang CHEN ,  Peng WANG ,  Haizu JIN

IPC: H01M10/654 ,  H01M50/103 ,  H01M50/15 ,  H01M50/474 ,  H01M10/04

CPC classification number: H01M10/654 ,  H01M50/103 ,  H01M50/15 ,  H01M50/474 ,  H01M10/049

Abstract: Embodiments of the present application provide a battery cell. The battery cell may include: a casing having an accommodating space; an electrode assembly accommodated in the accommodating space, the electrode assembly comprising electrode plates; and a heat-conducting structure configured to be directly connected to the electrode plates and the casing to conduct heat from the electrode assembly to the casing.

公开(公告)号：US20230261350A1

公开(公告)日：2023-08-17

申请号：US18307232

申请日：2023-04-26

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Yulian ZHENG ,  Xiaoping ZHANG ,  Peng WANG ,  Zhanyu SUN

IPC: H01M50/593 ,  H01M50/586 ,  H01M50/533 ,  H01M50/547 ,  H01M50/172 ,  H01M50/15

CPC classification number: H01M50/593 ,  H01M50/586 ,  H01M50/533 ,  H01M50/547 ,  H01M50/172 ,  H01M50/15

Abstract: The present disclosure relates to a battery cell to alleviate the problem of impurities falling into an electrode assembly. Wherein, the battery cell includes: an electrode assembly including a tab and a cell body, wherein the tab is connected to the cell body; a cover plate assembly including an electrode terminal and a cover plate, wherein the electrode terminal is disposed on the cover plate; a connecting sheet connected between the tab and the electrode terminal, the connecting sheet includes a first connecting portion and a second connecting portion, wherein the first connecting portion is connected to the tab, and the second connecting portion is connected to the electrode terminal; an insulating pallet disposed between the cell body and the connecting sheet; and an insulation member disposed between the insulating pallet and the second connecting portion.