公开(公告)号：US20240304930A1

公开(公告)日：2024-09-12

申请号：US18666273

申请日：2024-05-16

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Xingdi CHEN ,  Peng WANG ,  Feng QIN

IPC: H01M50/271 ,  B60L50/60 ,  B60R16/033 ,  H01M50/209 ,  H01M50/249 ,  H01M50/262 ,  H01M50/55

CPC classification number: H01M50/271 ,  B60R16/033 ,  H01M50/209 ,  H01M50/249 ,  H01M50/262 ,  H01M50/55 ,  B60L50/60 ,  H01M2220/20

Abstract: A battery pack includes a box body and a battery cell. The box body encloses to form an accommodating cavity. The box body includes a bottom cover located on its bottom and used for defining the accommodating cavity, and the battery cell is accommodated in the accommodating cavity. The bottom cover has a feature surface facing the accommodating cavity, and the feature surface is constructed as a plane.

公开(公告)号：US20230275287A1

公开(公告)日：2023-08-31

申请号：US17830430

申请日：2022-06-02

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Zhanyu SUN ,  Chao LONG ,  Xingdi CHEN ,  Peng WANG ,  Xiaoteng HUANG

IPC: H01M10/6568 ,  H01M10/613 ,  H01M10/647 ,  H01M50/209 ,  H01M50/289 ,  H01M50/249

CPC classification number: H01M10/6568 ,  H01M10/613 ,  H01M10/647 ,  H01M50/209 ,  H01M50/289 ,  H01M50/249 ,  H01M2220/20

Abstract: Provided are a battery, a power consumption device, and a method and device for producing a battery. The battery includes: a plurality of battery cells arranged in a first direction, the battery cell including a first wall and a second wall, the first wall being a wall of the battery cell that has a largest surface area; a spacer plate, the spacer plate extending in the first direction and connected to the first wall of each battery cell of the plurality of battery cells; and a mounting wall, the mounting wall being connected to the second wall of each battery cell of the plurality of battery cells, where when the battery cell is disposed in a power consumption device, and the mounting wall is configured to mount the battery cell. Technical solutions of embodiments of the present application can improve performance of the battery.

公开(公告)号：US20230268601A1

公开(公告)日：2023-08-24

申请号：US17752167

申请日：2022-05-24

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Zhanyu SUN ,  Chao LONG ,  Peng WANG ,  Xingdi CHEN

IPC: H01M50/291 ,  H01M50/477 ,  H01M50/249

CPC classification number: H01M50/291 ,  H01M50/249 ,  H01M50/477

Abstract: Embodiments of the present application provide a battery, a power consumption device, and a method and device for producing a battery. The battery includes: a plurality of battery cells arranged in a first direction; and a spacer plate, the spacer plate extending in the first direction and being connected to a first wall of each battery cell of the plurality of battery cells, and the first wall being a wall of the battery cell that has a largest surface area, where a size T1 of the spacer plate in a second direction is greater than 5 mm, and the second direction is perpendicular to the first wall. According to technical solutions of the embodiments of the present application, performance of the battery could be improved.

公开(公告)号：US20220336920A1

公开(公告)日：2022-10-20

申请号：US17853434

申请日：2022-06-29

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Yu TANG ,  Yanbo CHEN ,  Peng WANG ,  Kaijie YOU ,  Xingdi CHEN ,  Yongguang WANG

IPC: H01M50/383 ,  H01M50/502 ,  H01M50/30 ,  H01M50/20

Abstract: A battery assembly includes a protection member and a battery module including at least two batteries arranged side by side along a first direction and having a first outer surface and a second outer surface opposite to each other along a second direction. The protection member is in the form of a letter U with two vertical portions having different lengths, wherein a first protection section covers the end covers of batteries in the battery module, a part of a second protection section covers the first outer surface, and a third protection section abuts against an end cover of a battery corresponding to the second outer surface. The protection member can prevent the airflow, the flame and the like sprayed during thermal runaway, and control a thermal diffusion range during thermal runaway.

公开(公告)号：US20220013849A1

公开(公告)日：2022-01-13

申请号：US17123092

申请日：2020-12-15

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Yuqun ZENG ,  Pengcheng YAO ,  Zhimin ZENG ,  Kai WU ,  Xingdi CHEN ,  Peng WANG ,  Xiaobo CHEN

IPC: H01M50/30 ,  H01M10/42 ,  H01M10/613 ,  H01M10/647 ,  H01M10/6567 ,  H01M50/249 ,  H01M50/271 ,  H01M50/618

Abstract: The present application discloses a battery, and a related device, preparation apparatus thereof. The battery includes a battery cell, the battery cell including a pressure relief mechanism and at least two walls, the at least two walls including a first wall and a second wall that intersect with each other, the pressure relief mechanism being disposed at the first wall and being configured to, when an internal pressure or temperature of the battery cell reaches a threshold, be actuated to release the internal pressure; a thermal management component attached to the first wall and being configured to accommodate a fluid to cool the battery cell; and a support component attached to the second wall, and configured to support the battery cell; wherein the thermal management component is configured such that when the pressure relief mechanism is actuated, emissions discharged from the battery cell pass through the thermal management component.

公开(公告)号：US20210328303A1

公开(公告)日：2021-10-21

申请号：US17360555

申请日：2021-06-28

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Yuepan HOU ,  Xingdi CHEN ,  Linggang ZHOU ,  Peng WANG ,  Kaijie YOU

IPC: H01M50/342 ,  H01M10/613 ,  H01M10/6554

Abstract: The present application provides a battery module, which includes: a plurality of batteries, each battery including a top cover, and a first electrode terminal, a second electrode terminal and an explosion-proof valve being disposed on the top cover in a width direction; and a first heat exchange plate including: a first main body portion and a first bending portion bending from an upper side of the first main body portion to the plurality of batteries in the width direction; the first bending portion covers explosion-proof valves of at least some of the batteries in the width direction, a flow channel for flow of a heat exchange medium is disposed in the first bending portion, and the first bending portion is configured to be capable of leaking the heat exchange medium in the flow channel after being melted.

公开(公告)号：US20210111459A1

公开(公告)日：2021-04-15

申请号：US17130737

申请日：2020-12-22

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Yu TANG ,  Yanbo CHEN ,  Zhichao WANG ,  Yongguang WANG ,  Peng WANG ,  Kaijie YOU ,  Xingdi CHEN

IPC: H01M50/209 ,  H01M50/249 ,  H01M50/553 ,  H01M50/591

Abstract: This application discloses a battery pack and a vehicle, including: a case assembly, including an accommodating cavity; a battery module, disposed in the accommodating cavity, wherein the battery module includes a battery cell assembly, where the battery cell assembly includes an output current collector and a plurality of battery cells arranged side by side along a first direction of the battery pack, and the output current collector is configured to output electric energy of the battery cell assembly; and an end plate assembly, including a body plate and a protective cover, where the body plate is located at an end of the battery cell assembly along the first direction, the protective cover is rotatably connected to the body plate, and at least a part of the output current collector is located between the body plate and the protective cover.

公开(公告)号：US20200303695A1

公开(公告)日：2020-09-24

申请号：US16506301

申请日：2019-07-09

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Xingdi CHEN ,  Peng WANG ,  Linggang ZHOU ,  Yanhuo XIANG ,  Kaijie YOU

IPC: H01M2/10

Abstract: The present disclosure relates to a battery module including a plurality of battery unit array structures and a battery container body. The battery container body includes a first container body and a second container body that are in a split structure. The first container body is disposed at a side of the second container body and provided with a first accommodating cavity. The second container body is provided with a second accommodating cavity. The plurality of battery unit array structures is disposed between the first container body and the second container body by means of a mutual cooperation of the first accommodating cavity and the second accommodating cavity. Compared with the related art, since the first or second container body is used for transportation, it is unnecessary to introduce an additional component, thereby enhancing the energy density of the battery module.

公开(公告)号：US20200287180A1

公开(公告)日：2020-09-10

申请号：US16507318

申请日：2019-07-10

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Xingdi CHEN ,  Kaijie YOU ,  Weilong LIN ,  Jun MA ,  Yuepan HOU ,  Ziyuan LI

IPC: H01M2/10 ,  H01M2/12 ,  H01M2/20

Abstract: The present disclosure relates to a battery module including at least one battery unit array structure, an upper cover, a lower cover and a fireproof component disposed vertically. Each battery unit array structure includes a plurality of battery units and a plurality of busbars electrically connected to the plurality of battery units. The battery unit array structure is disposed between the upper cover and the lower cover. Each battery unit of each battery unit array structure is provided with a vent facing towards the fireproof component. Different from the related art, when thermal runaway occurs in a battery unit according to the present disclosure, flame and high-temperature particles ejected from a vent of a battery unit are blocked by the fireproof component from burning adjacent battery units, thereby preventing the thermal runaway in the other battery units from being triggered by the existing thermal runaway.

公开(公告)号：US20240274953A1

公开(公告)日：2024-08-15

申请号：US18645974

申请日：2024-04-25

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Peng WANG ,  Zhanyu SUN ,  Xingdi CHEN

IPC: H01M50/242 ,  H01M50/244 ,  H01M50/30 ,  H01M50/55

CPC classification number: H01M50/242 ,  H01M50/244 ,  H01M50/30 ,  H01M50/55 ,  H01M2200/20

Abstract: Embodiments of the present application provide a battery and a power consuming device. The battery includes a case and a battery cell. The case has a top and a bottom opposite to each other in a height direction of the case. The bottom is provided with an opening. The battery cell is arranged upside down in the case with an end cap facing the bottom, the end cap is provided with a pressure relief mechanism and electrode terminals, and the pressure relief mechanism and the electrode terminals are both arranged to face the bottom.