公开(公告)号：US20220320673A1

公开(公告)日：2022-10-06

申请号：US17462655

申请日：2021-08-31

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

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

IPC: H01M50/317 ,  H01M50/147 ,  H01M50/209 ,  H01M10/613

Abstract: Embodiments of the present application provides a battery, a power consumption apparatus, a method and an apparatus for producing the battery. The battery includes: a battery cell, the battery cell including a pressure relief mechanism, the pressure relief mechanism being disposed on a first wall of the battery cell; a first surface of the thermal management component being attached to the first wall; and a support, the support being arranged opposite to the pressure relief mechanism, the support being configured to support the pressure relief mechanism when the pressure relief mechanism is actuated, so that the pressure relief mechanism is opened at a predetermined angle, therefore emissions from the battery cell can be discharged toward the thermal management component. The technical solutions of embodiments of the present application can enhance safety of batteries.

公开(公告)号：US20220311084A1

公开(公告)日：2022-09-29

申请号：US17563364

申请日：2021-12-28

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

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

IPC: H01M50/325 ,  H01M10/656 ,  H01M10/613 ,  H01M10/625 ,  H01M10/0525

Abstract: Embodiments of the present application provide a battery, a power consumption apparatus, a method and apparatus for producing a battery. The battery includes: a battery cell including a pressure relief mechanism disposed on a first wall; and a thermal management component, a first surface of the thermal management component being attached to the first wall, and the thermal management component being provided with a pressure relief zone; where the first wall is provided with a first restraint member, the thermal management component is provided with a second restraint member, and the first restraint member and the second restraint member are arranged to be mated, so that the pressure relief mechanism is arranged opposite to the pressure relief zone. A battery, a power consumption apparatus, a method and apparatus for producing a battery of the present application could enhance safety of the battery.

公开(公告)号：US20220013854A1

公开(公告)日：2022-01-13

申请号：US17113042

申请日：2020-12-05

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Chengdu LIANG ,  Xiaobo CHEN ,  Yao LI ,  Wei WANG ,  Yuepan HOU ,  Peng WANG ,  Yongshou LIN

IPC: H01M50/342 ,  H01M10/63 ,  H01M10/613 ,  H01M10/655

Abstract: Embodiments of the present application provide a battery. The battery includes: a battery cell comprising a pressure relief mechanism, at least a portion of the pressure relief mechanism protruding outward from a first wall of the battery cell, and the pressure relief mechanism being configured, when an internal pressure or temperature of the battery cell reaches a threshold, to be actuated to release the internal pressure; a thermal management component for containing a fluid to adjust a temperature of the battery cell; wherein a first surface of thermal management component is attached to the first wall of the battery cell, the first surface of thermal management component is provided with an avoidance chamber, and the avoidance chamber is configured to accommodate the at least portion of the pressure relief mechanism. 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：US20240372207A1

公开(公告)日：2024-11-07

申请号：US18776998

申请日：2024-07-18

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Mingguang GU ,  Qiu JIN ,  Xiaobo CHEN ,  Yao LI

IPC: H01M50/325 ,  H01M10/625 ,  H01M10/65 ,  H01M10/6552 ,  H01M10/6555 ,  H01M50/204 ,  H01M50/207 ,  H01M50/209 ,  H01M50/291 ,  H01M50/342 ,  H01M50/507 ,  H01M50/543

Abstract: Provided are a box of a battery, a battery, a power consumption apparatus, and a method and apparatus for producing a battery. The box includes: an electrical chamber configured to accommodate a battery cell, a pressure relief mechanism being disposed on a first wall of the battery cell, 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 collecting chamber configured to collect emissions from the battery cell when the pressure relief mechanism is actuated, the collecting chamber being isolated from the electrical chamber; and a first thermal management component configured to accommodate a fluid to adjust a temperature of the battery cell, the first thermal management component being attached to a second wall of the battery cell, and the second wall being different from the first wall.

公开(公告)号：US20240088498A1

公开(公告)日：2024-03-14

申请号：US18462030

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 ,  H01M10/613 ,  H01M10/625 ,  H01M10/6554 ,  H01M10/6556 ,  H01M50/249 ,  H01M50/317

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

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

公开(公告)号：US20230268608A1

公开(公告)日：2023-08-24

申请号：US18306447

申请日：2023-04-25

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Shilong CHEN ,  Piaopiao YANG ,  Xiaobo CHEN ,  Yao LI ,  Lu HU

IPC: H01M50/342 ,  H01M50/147 ,  H01M50/186 ,  H01M10/44 ,  H01M10/0585

CPC classification number: H01M50/342 ,  H01M50/147 ,  H01M50/186 ,  H01M10/445 ,  H01M10/443 ,  H01M10/0585 ,  H01M50/249

Abstract: A battery cell, including a housing, a pressure relief member disposed on a first wall of the housing, an electrode assembly disposed inside the housing, an electrolyte immersing the electrode assembly, and a sealing member and an active substance that are disposed inside the housing. The sealing member is configured to seal the active substance on a side of electrode assembly close to the first wall. The sealing member is configured to be actuated when an internal pressure or temperature of the battery cell reaches a first threshold, to release the active substance, and the active substance is able to react with the electrolyte and/or the electrode assembly to increase the internal pressure or temperature of the battery cell, so as to actuate the pressure relief member. The battery cell can quickly discharge its internal temperature and pressure when experiencing thermal runaway, and the battery cell has good safety performance.

公开(公告)号：US20230238610A1

公开(公告)日：2023-07-27

申请号：US18129787

申请日：2023-03-31

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

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

IPC: H01M10/6568 ,  H01M50/209 ,  H01M50/342 ,  H01M10/655

CPC classification number: H01M10/6568 ,  H01M50/209 ,  H01M50/3425 ,  H01M10/655

Abstract: Embodiments of the present application provide a case of a battery, a battery, and a power consumption device. The case of the battery includes: an electrical chamber configured to accommodate a plurality of battery cells of which at least one battery cell includes a pressure relief mechanism; a thermal management component configured to accommodate a fluid to adjust the temperature of the plurality of battery cells; 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, and a support member is provided in the collection chamber, the support member being configured to increase the compressive strength of collection chamber. 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：US20230018297A1

公开(公告)日：2023-01-19

申请号：US17947054

申请日：2022-09-16

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Xiaobo CHEN ,  Yao LI ,  Mingguang GU ,  Qiu JIN

IPC: H01M50/342 ,  H01M50/103 ,  H01M50/15 ,  H01M50/14 ,  H01M50/477 ,  H01M50/474 ,  H01M50/586 ,  H01M50/593 ,  H01M50/55

Abstract: This application provides a battery cell, a method and system for manufacturing same, a battery, and an electrical device. The battery cell includes: an electrode assembly; a shell assembly, configured to accommodate the electrode assembly and including a first side plate and a second side plate, where the first side plate and the second side plate are located on two sides of the electrode assembly along a first direction respectively; a pressure relief mechanism, disposed on the first side plate; and a support member, disposed between the electrode assembly and the first side plate, and configured to support the electrode assembly. A duct is provided on the support member. The duct is configured to guide gas between the second side plate and the support member into the pressure relief mechanism, so that the pressure relief mechanism is actuated to release a pressure when the pressure reaches a threshold.

公开(公告)号：US20220311085A1

公开(公告)日：2022-09-29

申请号：US17459457

申请日：2021-08-27

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Yao LI ,  Xiaobo CHEN ,  Mingguang GU

IPC: H01M50/342 ,  H01M50/209

Abstract: An embodiment of the present application is provided with a battery box, a battery, a power consumption device, and a method for producing a battery and an apparatus for producing a battery. The box of the battery includes: an electrical chamber, configured to accommodate a battery cell group; a collection chamber, configured to collect emissions of the battery cell provided with the pressure relief mechanism when the pressure relief mechanism is actuated; an isolation component for isolating the electrical chamber and the collection chamber, such that the electrical chamber and the collection chamber are arranged on both sides of the isolation component; wherein a surface of the isolation component that is close to the battery cell group is provided with an avoidance opening, the avoidance opening extends along the first direction, and the plurality of pressure relief mechanisms of the battery cell group face the avoidance opening.

公开(公告)号：US20220021068A1

公开(公告)日：2022-01-20

申请号：US15734449

申请日：2020-07-10

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Yuqun ZENG ,  Xiaobo CHEN ,  Peng WANG ,  Yao LI ,  Kai WU

IPC: H01M50/317 ,  H01M10/613 ,  H01M50/209 ,  H01M10/6554 ,  H01M50/507

Abstract: The present application discloses a battery and a related device, preparation method, and preparation apparatus thereof. The battery includes: a plurality of battery cells, at least one battery cell of the plurality of battery cells including a pressure relief mechanism, and the pressure relief mechanism being configured, when an internal pressure of the at least one battery cell reaches a threshold, to be actuated to release the internal pressure; and a bus component configured to electrically connect the plurality of battery cells, wherein the pressure relief mechanism and the bus component are respectively arranged on different sides of the at least one battery cell, such that emissions from the at least one battery cell are discharged in a direction away from the bus component when the pressure relief mechanism is actuated.