公开(公告)号：US20240413473A1

公开(公告)日：2024-12-12

申请号：US18809359

申请日：2024-08-20

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Ou Qian ,  Yao Li ,  Xiaobo Chen ,  Piaopiao Yang ,  Mingguang Gu

IPC: H01M50/342 ,  F16K17/16

Abstract: Provided are a pressure relief structure, comprising a carrier substrate, the carrier substrate having a pressure relief portion and a remaining area other than the pressure relief portion, with the thickness of the pressure relief portion being smaller than that of the remaining area. The ratio of the thickness of the pressure relief portion to the length of the carrier substrate in a first direction is denoted as A, where A is greater than 5.6×10−6 and less than 0.028, and/or the ratio of the thickness of the pressure relief portion to the width of the carrier substrate in a second direction is denoted as B, where B is greater than 5×10−5 and less than 0.1. The first direction, the second direction and a thickness direction of the pressure relief portion intersect with each other.

公开(公告)号：US11817601B2

公开(公告)日：2023-11-14

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

CPC classification number: H01M50/375 ,  H01M10/613 ,  H01M10/625 ,  H01M10/6556 ,  H01M50/3425 ,  H01M2220/20

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：US11764437B2

公开(公告)日：2023-09-19

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 ,  H01M50/35 ,  H01M50/342

CPC classification number: H01M50/375 ,  H01M50/209 ,  H01M50/3425 ,  H01M50/35 ,  H01M2220/20

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.

公开(公告)号：US11909068B2

公开(公告)日：2024-02-20

申请号：US18353706

申请日：2023-07-17

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Ou Qian ,  Piaopiao Yang ,  Yufeng Zhang ,  Xiaobo Chen

IPC: H01M50/392 ,  H01M50/367 ,  H01M50/107 ,  H01M50/213

CPC classification number: H01M50/392 ,  H01M50/107 ,  H01M50/213 ,  H01M50/367 ,  H01M2220/20

Abstract: A battery includes a cylindrical battery cell having a cylindrical side surface provided with a pressure relief mechanism, an electrical chamber configured to accommodate the battery cell, a collection chamber configured to collect emissions from the battery cell when the pressure relief mechanism is actuated, and an isolation component configured to isolate the electrical chamber from the collection chamber. The isolation component includes a first region and a second region. The first region is used for accommodating a first portion of the battery cell such that the first portion protrudes, towards the collection chamber, from a surface of the second region facing towards the collection chamber, and the pressure relief mechanism is disposed in a region of the cylindrical side surface located in the first portion such that the emissions are allowed to enter the collection chamber when the pressure relief mechanism is actuated.

公开(公告)号：US11881601B2

公开(公告)日：2024-01-23

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 ,  H01M50/375 ,  H01M50/691 ,  H01M10/6556 ,  H01M10/6567

CPC classification number: H01M50/618 ,  H01M50/375 ,  H01M50/691 ,  H01M2220/20

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：US11784371B2

公开(公告)日：2023-10-10

申请号：US17551775

申请日：2021-12-15

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Piaopiao Yang ,  Xiaobo Chen ,  Yao Li ,  Xianda Li ,  Jinru Yue ,  Mingguang Gu ,  Lu Hu

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

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 embodiments of the present application, the safety of the battery can be enhanced.

公开(公告)号：US20220123425A1

公开(公告)日：2022-04-21

申请号：US17562608

申请日：2021-12-27

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

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

IPC: H01M50/325 ,  H01M10/0525 ,  H01M50/593

Abstract: The present application discloses a battery and a related apparatus, production method and production device therefor. The battery includes: a battery cell, the battery cell including a pressure relief mechanism configured to be capable of being actuated when an internal pressure or temperature of the battery cell reaches a threshold, to relieve the internal pressure; an attachment component adapted to be attached to the battery cell by an adhesive; and an isolation component configured to be capable of preventing the adhesive from being applied between the attachment component and the pressure relief mechanism. By providing the isolation component, it is possible to prevent the adhesive from being applied between the attachment component and the pressure relief mechanism in an effective manner in a process of battery production. Meanwhile, application efficiency and accuracy of the adhesive could be improved, thereby improving production efficiency of the battery.

公开(公告)号：US20230344033A1

公开(公告)日：2023-10-26

申请号：US18344870

申请日：2023-06-30

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Piaopiao Yang ,  Yao Li ,  Xiaobo Chen ,  Mingguang Gu ,  Xianda Li

IPC: H01M10/653 ,  H01M50/209 ,  H01M50/342 ,  H01M10/6556 ,  H01M10/6554

CPC classification number: H01M10/653 ,  H01M50/209 ,  H01M50/3425 ,  H01M10/6556 ,  H01M10/6554 ,  H01M2200/20 ,  H01M2220/20

Abstract: Provided are a battery, a power consuming device, and a method and device for manufacturing a battery. The battery comprises: a plurality of battery cells, a first wall of the battery cell being provided with a pressure relief mechanism that is used to be actuated, when an internal pressure or temperature of the battery cell reaches a threshold, to relieve the internal pressure; and a thermal management component used to accommodate a fluid to adjust the temperature of the battery cell, wherein a first surface of the thermal management component is attached to the first wall, the first surface is provided with an avoidance region corresponding to the pressure relief mechanism, the avoidance region is used to provide a deformation space for the pressure relief mechanism when the pressure relief mechanism is actuated.

公开(公告)号：US11749865B2

公开(公告)日：2023-09-05

申请号：US17562608

申请日：2021-12-27

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Mingguang Gu ,  Xiaobo Chen ,  Yao Li ,  Xianda Li ,  Jinru Yue ,  Piaopiao Yang ,  Lu Hu

IPC: H01M50/342 ,  H01M10/0525 ,  H01M50/325 ,  H01M10/6567 ,  H01M50/24 ,  H01M50/593 ,  H01M50/375

CPC classification number: H01M50/342 ,  H01M10/0525 ,  H01M10/6567 ,  H01M50/24 ,  H01M50/325 ,  H01M50/375 ,  H01M50/593 ,  H01M2200/10 ,  H01M2200/20 ,  H01M2220/20

Abstract: The present application discloses a battery and a related apparatus, production method and production device therefor. The battery includes: a battery cell, the battery cell including a pressure relief mechanism configured to be capable of being actuated when an internal pressure or temperature of the battery cell reaches a threshold, to relieve the internal pressure; an attachment component adapted to be attached to the battery cell by an adhesive; and an isolation component configured to be capable of preventing the adhesive from being applied between the attachment component and the pressure relief mechanism. By providing the isolation component, it is possible to prevent the adhesive from being applied between the attachment component and the pressure relief mechanism in an effective manner in a process of battery production. Meanwhile, application efficiency and accuracy of the adhesive could be improved, thereby improving production efficiency of the battery.

公开(公告)号：US11489231B2

公开(公告)日：2022-11-01

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 ,  H01M10/613 ,  H01M10/625 ,  H01M10/6556 ,  H01M50/342

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.