公开(公告)号：US20230231260A1

公开(公告)日：2023-07-20

申请号：US18188993

申请日：2023-03-23

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

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

IPC: H01M50/317 ,  H01M10/625 ,  H01M10/613 ,  H01M50/209 ,  H01M50/35 ,  H01M10/6566

CPC classification number: H01M50/317 ,  H01M10/625 ,  H01M10/613 ,  H01M50/209 ,  H01M50/35 ,  H01M10/6566 ,  H01M2220/20

Abstract: A battery housing includes an electrical cavity configured to accommodate battery cells. At least one battery cell includes a pressure relief mechanism configured to be actuated in response to internal pressure or temperature of the at least one battery cell reaching a threshold to relieve the internal pressure. The housing further includes a collection cavity configured to collect emissions from the at least one battery cell in response to the pressure relief mechanism being actuated, a separation component configured to separate the electrical cavity and the collection cavity, a partition structure configured to partition the collection cavity into a first cavity and a second cavity, and a flow channel baffle arranged in the second cavity and configured to form a flow channel for guiding the emissions. The partition structure is provided with an exhaust vent configured to guide the emissions in the first cavity into the second cavity.

公开(公告)号：US20230223641A1

公开(公告)日：2023-07-13

申请号：US17860295

申请日：2022-07-08

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

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

IPC: H01M50/325 ,  H01M50/204 ,  H01M50/543 ,  H01M10/65

CPC classification number: H01M50/325 ,  H01M50/204 ,  H01M50/543 ,  H01M10/65 ,  H01M2220/20

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：US20230061933A1

公开(公告)日：2023-03-02

申请号：US17830600

申请日：2022-06-02

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Jianhuang KE ,  Xiaobo CHEN ,  Yao LI ,  Yujie PU ,  Qiu JIN

IPC: H01M10/52 ,  H01M50/367 ,  H01M50/186 ,  H01M50/204 ,  H01M10/0525

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 battery cell, provided with a pressure relief mechanism, 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 bus component, configured to be electrically connected to the battery cell; an electrical cavity, configured to accommodate the battery cell and the bus component; a collecting cavity, configured to collect emissions from the battery cell when the pressure relief mechanism is actuated; and a sealing structure, disposed in an airflow path formed between the pressure relief mechanism and a wall of the electrical cavity and configured to prevent the emissions from reaching the bus component when the pressure relief mechanism is actuated.

公开(公告)号：US20230040343A1

公开(公告)日：2023-02-09

申请号：US17970615

申请日：2022-10-21

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Xiongwei GAO ,  Xiaobo CHEN

IPC: H01M50/308 ,  H01M50/578 ,  H01M50/204 ,  H01M10/04 ,  H01M10/42 ,  H01M10/65

Abstract: A battery may include: a battery cell; a housing to accommodate the battery cell, where the housing may include a pressure relief structure to release, out of the housing, emissions induced by thermal runaway of the battery cell; and a charging connector to be electrically connected to the battery cell. The charging connector may include a body portion disposed on a side that is of the housing and that is oriented back from the battery cell, and covers the pressure relief structure. The emissions induced by thermal runaway of the battery cell are able to pass through the pressure relief structure and act on the body portion so that at least a part of the body portion may be triggered to move away from the battery cell to electrically disconnect the charging connector from the battery cell.

公开(公告)号：US20230025270A1

公开(公告)日：2023-01-26

申请号：US17953734

申请日：2022-09-27

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

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

IPC: H01M50/375 ,  H01M50/342 ,  H01M10/6556 ,  H01M10/625 ,  H01M10/613

Abstract: Embodiments of the present application provide a battery, a power consumption device, a method and a device for producing the battery. The battery includes: a battery cell, including a pressure relief mechanism, wherein the pressure relief mechanism is disposed on a first wall of the battery cell; a thermal management component, wherein a first surface of the thermal management component is attached to the first wall, and the thermal management component is provided with a pressure relief hole opposite to the pressure relief mechanism; and a baffle configured to cover a part of the pressure relief hole, so that when the pressure relief mechanism is actuated, a discharge direction of the emissions entering the pressure relief hole is changed. The battery, the power consumption device, the method and the device for producing the battery provided in the embodiments of the present application can enhance safety of batteries.

公开(公告)号：US20220376333A1

公开(公告)日：2022-11-24

申请号：US17878293

申请日：2022-08-01

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Xiaobo CHEN ,  Fenggang ZHAO ,  Yao LI ,  Peng WANG ,  Zhanyu SUN ,  Yongshou LIN

IPC: H01M50/20 ,  H01M10/625 ,  H01M10/6554 ,  H01M10/613 ,  H01M50/502 ,  H01M50/342

Abstract: Embodiments of the present application provide a case of a battery, a battery, a power consumption device, and a method and device for preparing a battery. The case includes: an electrical chamber configured to accommodate a plurality of battery cells and a bus component, where at least one battery cell of the plurality of battery cells includes a pressure relief mechanism; a thermal management component configured to accommodate a fluid to adjust temperatures of the plurality of battery cells; and a collection chamber configured to collect, when the pressure relief mechanism is actuated, emissions from the battery cell provided with the pressure relief mechanism; where the thermal management component is configured to isolate the electrical chamber from the 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：US20220320679A1

公开(公告)日：2022-10-06

申请号：US17550011

申请日：2021-12-14

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

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

IPC: H01M50/375 ,  H01M50/342 ,  H01M10/613 ,  H01M10/6556 ,  H01M10/625

Abstract: Embodiments of the present application provide a battery, a power consumption device, a method and a device for producing the battery. The battery includes: a battery cell, including a pressure relief mechanism, wherein the pressure relief mechanism is disposed on a first wall of the battery cell; a thermal management component, wherein a first surface of the thermal management component is attached to the first wall, and the thermal management component is provided with a pressure relief hole opposite to the pressure relief mechanism; and a baffle configured to cover a part of the pressure relief hole, so that when the pressure relief mechanism is actuated, a discharge direction of the emissions entering the pressure relief hole is changed. The battery, the power consumption device, the method and the device for producing the battery provided in the embodiments of the present application can enhance safety of batteries.

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.