公开(公告)号：US20240313290A1

公开(公告)日：2024-09-19

申请号：US18676796

申请日：2024-05-29

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Xiaobo CHEN ,  Yujie PU ,  Yao LI ,  Jianhuang KE ,  Piaopiao YANG

IPC: H01M10/63 ,  B60L3/00 ,  H01M10/48 ,  H01M10/613 ,  H01M10/625

CPC classification number: H01M10/63 ,  B60L3/0046 ,  H01M10/48 ,  H01M10/613 ,  H01M10/625 ,  H01M2200/10 ,  H01M2220/20

Abstract: A safety control mechanism for performing safety control on a battery includes a voltage generation module and a safety member. The voltage generation module is configured to establish a voltage difference between the safety member and the battery. When the battery is abnormal, the voltage difference causes the safety member to perform safety control.

公开(公告)号：US20240274969A1

公开(公告)日：2024-08-15

申请号：US18627470

申请日：2024-04-05

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Xiaobo CHEN ,  Qiu JIN ,  Mingguang GU

IPC: H01M50/342 ,  H01M50/244

CPC classification number: H01M50/3425 ,  H01M50/244 ,  H01M2200/20

Abstract: This application discloses a battery housing, a battery cell, a battery, and an electric device. The battery housing includes a shell, where a bottom of the shell has a protrusion corresponding region, and the protrusion corresponding region is opposite a protrusion of a bottom plate of the battery; and an explosion-proof valve, where the explosion-proof valve is disposed in a non-protrusion corresponding region at the bottom of the shell.

公开(公告)号：US20240266669A1

公开(公告)日：2024-08-08

申请号：US18405085

申请日：2024-01-05

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Yao LI ,  Xiaobo CHEN ,  Qiu JIN

IPC: H01M50/375 ,  H01M10/6556 ,  H01M50/204 ,  H01M50/342 ,  H01M50/367

CPC classification number: H01M50/375 ,  H01M10/6556 ,  H01M50/204 ,  H01M50/3425 ,  H01M50/367 ,  H01M2200/20

Abstract: Provided are a battery, an electric apparatus, a method for preparing battery, and an apparatus for preparing battery. The battery includes: a plurality of battery cells, including first battery cells and second battery cells, where a pressure relief mechanism is provided on both a first wall of the first battery cell and a second wall of the second battery cell; and a thermal management component, configured to accommodate fluid to regulate temperatures of the plurality of battery cells, where the thermal management component is attached to the first wall of the first battery cell and a first wall of the second battery cell, and is provided with a pressure relief region at a position corresponding to the pressure relief mechanism of the first battery cell, to discharge emissions from the first battery cell when the pressure relief mechanism of the first battery cell is actuated.

公开(公告)号：US20240222783A1

公开(公告)日：2024-07-04

申请号：US18604490

申请日：2024-03-13

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Jianhuang KE ,  Xiaobo CHEN ,  Yao LI

IPC: H01M50/342 ,  H01M50/209

CPC classification number: H01M50/3425 ,  H01M50/209

Abstract: A battery includes: a box body including an electrical cavity; a battery cell group accommodated in the electrical cavity, wherein the battery cell group includes a plurality of battery cells arranged in a first direction, at least two battery cells in the battery cell group are each provided with a pressure relief mechanism, and the pressure relief mechanism is arranged on a first wall of the battery cell; and a supporting member attached to the first wall to support the battery cell, wherein the supporting member includes escape cavities corresponding to at least two of the pressure relief mechanisms in the battery cell group, and the escape cavities are used for providing deformation spaces for actuation of the at least two pressure relief mechanisms.

公开(公告)号：US20240213577A1

公开(公告)日：2024-06-27

申请号：US18423030

申请日：2024-01-25

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Piaopiao YANG ,  Xiaobo CHEN ,  Jingfeng BAI ,  Xuehui WANG

IPC: H01M10/6557 ,  H01M10/63 ,  H01M10/643 ,  H01M50/213

CPC classification number: H01M10/6557 ,  H01M10/63 ,  H01M10/643 ,  H01M50/213 ,  H01M2220/20

Abstract: A battery module includes a plurality of battery cells and at least one heat exchange tube of an elongated shape. The plurality of battery cells are arranged proximate to each other. Each of the at least one heat exchange tube is located in a gap formed between adjacent ones of the plurality of battery cells.

公开(公告)号：US20240021919A1

公开(公告)日：2024-01-18

申请号：US18343235

申请日：2023-06-28

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Xuehui WANG ,  Changqing LIANG ,  Xiaobo CHEN ,  Qinzhong LIN

IPC: H01M10/658 ,  H01M50/209 ,  H01M50/264 ,  H01M50/244 ,  H01M50/507 ,  H01M10/48

CPC classification number: H01M10/658 ,  H01M50/209 ,  H01M50/264 ,  H01M50/244 ,  H01M50/507 ,  H01M10/486 ,  H01M10/482 ,  H01M2220/20

Abstract: Batteries and an electric apparatus are disclosed. The battery includes: a plurality of battery cells arranged in a first direction; an end plate disposed at an end of the plurality of battery cells in the first direction; and an insulating member for connecting with the end plate, where the insulating member is arranged on the top surface of the end plate in a second direction, the second direction being perpendicular to the first direction; where the insulating member has a maximum length A in a third direction, the end plate has a maximum length B in the third direction, where A≥0.9B and the third direction is perpendicular to the first direction and the second direction. The battery provides strength and insulation requirements on the end plate in normal use of the battery, but also reduces risks of high voltage short circuit in thermal runaway of the battery.

公开(公告)号：US20230420774A1

公开(公告)日：2023-12-28

申请号：US18462008

申请日：2023-09-06

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Piaopiao YANG ,  Xiaobo CHEN ,  Yao LI ,  Xianda LI ,  Jinru YUE ,  Mingguang GU ,  Lu HU

IPC: H01M50/204 ,  H01M50/317 ,  H01M10/613 ,  H01M10/625 ,  H01M10/6556 ,  H01M50/249 ,  H01M10/6554

CPC classification number: H01M50/204 ,  H01M50/317 ,  H01M10/613 ,  H01M10/625 ,  H01M10/6556 ,  H01M50/249 ,  H01M10/6554 ,  H01M2220/20 ,  H01M2200/10 ,  H01M2200/20

Abstract: Embodiments of the present application are provided with a box of a battery, a battery, a power consumption device, and a method and device for producing a battery. The box of the battery includes: an electrical chamber; a thermal management component; and a collection chamber, configured to collect emissions from the battery cell provided with the pressure relief mechanism when the pressure relief mechanism is actuated; wherein the thermal management component is configured to isolate the electrical chamber from the collection chamber, a pressure relief region is disposed on the thermal management component, and the emissions collected by the collection chamber is discharged through the pressure relief region. According to the technical solutions of the embodiments of the present application, the safety of the battery can be enhanced.

公开(公告)号：US20230223644A1

公开(公告)日：2023-07-13

申请号：US18187207

申请日：2023-03-21

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Mingguang GU ,  Xiaobo CHEN ,  Yao LI ,  Xuehui WANG ,  Yucang HAO

IPC: H01M50/342

CPC classification number: H01M50/3425

Abstract: A pressure relief apparatus includes a pressure relief body and a plurality of score grooves. The pressure relief body includes a pressure relief portion, and the pressure relief portion has a first surface and a second surface opposite to each other in a thickness direction of the pressure relief portion. A plurality of score grooves are sequentially arranged at the pressure relief portion in a direction from the first surface to the second surface. In two adjacent score grooves in the thickness direction, a maximum width of a score groove farther away from the first surface is less than a minimum width of a score groove closer to the first surface.

公开(公告)号：US20220320696A1

公开(公告)日：2022-10-06

申请号：US17549142

申请日：2021-12-13

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Xianda LI ,  Xiaobo CHEN ,  Lu HU ,  Piaopiao YANG ,  Jinru YUE ,  Mingguang GU

IPC: H01M50/618 ,  H01M50/691 ,  H01M50/375

Abstract: Embodiments of the present application provide a box of a battery. The box includes: an electrical chamber configured to accommodate a plurality of battery cells, a battery cell including a pressure relief mechanism, and the pressure relief mechanism being configured to be actuated when an internal pressure or temperature of the battery cell reaches a threshold, to relieve the internal pressure; a thermal management component configured to accommodate a fluid to adjust the temperature of the battery cell; and a collection chamber configured to collect emissions discharged from the battery cell when the pressure relief mechanism is actuated, where the electrical chamber and the collection chamber are disposed on both sides of the thermal management component, a wall of the collection chamber is provided with a first pressure relief zone, and the first pressure relief zone is configured to relieve the emissions in the collection chamber.

公开(公告)号：US20220302551A1

公开(公告)日：2022-09-22

申请号：US17834407

申请日：2022-06-07

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Piaopiao YANG ,  Xiaobo CHEN ,  Yao LI ,  Yujie PU ,  Jinru YUE ,  Mingguang GU ,  Lu HU ,  Xianda LI

IPC: H01M50/375 ,  H01M50/209 ,  H01M50/342

Abstract: Embodiments of the present application provide a battery, a power consumption apparatus, and a method and apparatus for producing a battery. The battery includes: a plurality of battery cells, the battery cell comprising a housing, the housing being configured to be actuated when an internal pressure or temperature of the housing reaches a threshold, to relieve the internal pressure of the housing; a plurality of first boxes, the first box being configured to accommodate at least one battery cell of the plurality of battery cells, the first box including a pressure relief region, and the pressure relief region being configured to relieve an internal pressure of the first box; and a second box, the second box being configured to accommodate the plurality of first boxes. According to the technical solutions of the embodiments of the present application, the safety of the battery can be enhanced.