公开(公告)号：US20220209346A1

公开(公告)日：2022-06-30

申请号：US17564863

申请日：2021-12-29

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Pengcheng YAO ,  Peng WANG ,  Xingdi CHEN ,  Yong WANG ,  Youxin WU

IPC: H01M50/204 ,  H01M10/0525 ,  H01M50/262 ,  H01M50/249

Abstract: Embodiments of the present application provide a housing of a battery, a battery, a power consumption device, and a method and apparatus for producing a housing. The housing of the battery includes: a plurality of walls, configured to form an accommodating space of the housing; a first beam, provided in the accommodating space, the first beam intersecting with a first wall of the plurality of walls, and the first beam having a first cavity inside; and a first reinforcing structure, at least part of the first reinforcing structure being accommodated in the first cavity, and the first reinforcing structure being respectively fixed to the first beam and the first wall through a first connector and a second connector, so that the first wall is fixedly connected to the first beam, and the strength of the housing could be enhanced.

公开(公告)号：US20220149473A1

公开(公告)日：2022-05-12

申请号：US17552343

申请日：2021-12-15

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Yongguang WANG ,  Peng WANG ,  Shenglin LI ,  Kaijie YOU ,  Yu TANG

IPC: H01M50/264 ,  H01M50/209 ,  H01M50/503 ,  H01M10/658

Abstract: Embodiments of this application provide a battery frame, a battery group, a battery pack, and a method for assembling a battery group. The battery frame according to the embodiments of this application includes at least two frames. The at least two frames are sequentially connected along a first direction. Among the at least two frames, any two adjacent frames are rotatably connected to each other, so that the battery frame is foldable. The foldability of the battery frame according to the embodiments of this application diversifies the battery frame effectively.

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.

公开(公告)号：US20210408642A1

公开(公告)日：2021-12-30

申请号：US17469985

申请日：2021-09-09

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Zhichao WANG ,  Peng WANG

IPC: H01M50/503 ,  H01M50/548 ,  H01M50/211 ,  H01M50/507

Abstract: A battery module, including: a plurality of battery cell units arranged along a width direction, where each of the battery cell units has a tab, and the tab is arranged on at least one end of the battery cell unit along a length direction; and a first harness plate arranged on at least one end of the battery module along the length direction, where the first harness plate has a plurality of through grooves, and the tab passes through and is arranged on the through groove; and the through groove has an opening along a height direction, and the tab is configured to pass through and be arranged on the through groove through the opening.

公开(公告)号：US20210328304A1

公开(公告)日：2021-10-21

申请号：US17360307

申请日：2021-06-28

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Kaijie YOU ,  Peng WANG ,  Haizu JIN ,  Dongyang SHI ,  Zhenhua LI ,  Ning CHEN ,  Fei HU

IPC: H01M50/383 ,  H01M50/342 ,  H01M50/209

Abstract: The disclosure provides a battery pack, which includes a plurality of batteries and a box, the plurality of batteries accommodated in the box; each battery including an explosion-proof valve; the box including a lower box for supporting the batteries and an upper box matching the lower box, wherein the upper box includes an upper plate and a lower plate, the upper plate covers the lower plate to form an accommodating space for accommodating a fire extinguishing agent; the explosion-proof valve of each battery faces the lower plate of the upper box, and the lower plate is set to be able to discharge the fire extinguishing agent from the accommodating space after being melted. When the battery occurs a thermal runaway, the fire extinguishing agent in the lower plate flows rapidly to the runaway area, thus inhibiting the thermal runaway of the battery.

公开(公告)号：US20210313635A1

公开(公告)日：2021-10-07

申请号：US17162345

申请日：2021-01-29

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Yongguang WANG ,  Mingdi XIE ,  Zhanyu SUN ,  Haizu JIN ,  Peng WANG ,  Kaijie YOU

IPC: H01M10/6554 ,  H01M50/207 ,  H01M50/166

Abstract: A battery module assembly, a battery pack, and a device using a battery as a power source are provided. The battery module assembly includes: at least two battery modules arranged along a first direction, each of the battery modules including a plurality of battery cells, and a shell side wall of the battery cell including two oppositely arranged first side walls and two oppositely arranged second side walls, an area of the first side wall being larger than that of the second side wall, and the first side wall being perpendicular to the first direction; and a cooling plate arranged between two adjacent battery modules, and configured to perform heat exchange with the first side walls of the battery cells of the two adjacent battery modules. The battery pack includes the battery module assembly. The device using a battery as a power source includes the battery pack.

公开(公告)号：US20210265679A1

公开(公告)日：2021-08-26

申请号：US15734355

申请日：2020-05-20

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Peng WANG ,  Kaijie YOU ,  Mu QIAN ,  Haizu JIN ,  Xingdi CHEN ,  Jun MA

IPC: H01M10/6556 ,  H01M10/625 ,  H01M10/613 ,  H01M10/615 ,  H01M10/647 ,  H01M10/6567 ,  H01M10/658

Abstract: The present application provides a battery pack, a method for producing a battery pack and a vehicle. The vehicle includes a vehicle body and a battery pack, the battery pack being disposed in the vehicle body. The battery pack includes a battery module and a case. The case has a containing chamber, and the battery module is located in the containing chamber. The battery module includes a plurality of battery units arranged in a horizontal direction, and each battery unit at least includes one battery cell. A size of the battery module in the horizontal direction is larger than a size of the battery module in a vertical direction. The size of the battery module in the vertical direction is L1, and a size of the battery pack in the vertical direction is L2, where 70%≤L1L2≤95%.

公开(公告)号：US20210249731A1

公开(公告)日：2021-08-12

申请号：US16980316

申请日：2019-11-19

Applicant: Contemporary Amperex Technology Co., Limited

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

IPC: H01M50/342 ,  B60L50/60 ,  H01M50/249

Abstract: The present disclosure relates to a battery pack and transportation vehicle, wherein the battery pack includes: a box assembly; a restraint assembly disposed within the box assembly, wherein the restraint assembly is internally provided with an accommodating cavity, a first exhaust passage is provided between the restraint assembly and the box assembly, and the restraint assembly is provided with a communication hole which communicates the accommodating cavity with the first exhaust passage; and a battery module disposed within the accommodating cavity.

公开(公告)号：US20210218084A1

公开(公告)日：2021-07-15

申请号：US17216890

申请日：2021-03-30

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Xingdi CHEN ,  Peng WANG ,  Linggang ZHOU

IPC: H01M10/625 ,  H01M10/613 ,  H01M10/6554 ,  B60L50/64 ,  B60L50/60 ,  B60K1/04 ,  H01M10/0525 ,  H01M50/20 ,  H01M50/249 ,  H01M50/244 ,  H01M10/615

Abstract: The present disclosure provides a battery pack and an electric vehicle. The battery pack includes a casing wherein the battery is placed, a cooling plate located below the casing in a height direction, and a bracket assembly located below the cooling plate in a height direction and fixedly connected to the casing, the bracket assembly is used for direct contact with a mounting plate of the electric vehicle. When the battery pack of the present disclosure is used in an electric vehicle, since the bracket assembly separates the cooling plate from the mounting plate of the electric vehicle, the cooling plate does not need to directly exchange heat with the mounting plate, thereby reducing the influence of the temperature of the mounting plate on the cooling plate, and increasing the cooling or heating efficiency of the cooling plate to the battery inside the casing.

公开(公告)号：US20210119298A1

公开(公告)日：2021-04-22

申请号：US17138639

申请日：2020-12-30

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Xingdi CHEN ,  Kaijie YOU ,  Haizu JIN ,  Linggang ZHOU ,  Peng WANG ,  Dongyang SHI

IPC: H01M50/30 ,  H01M10/48 ,  H01M50/147 ,  H01M50/204 ,  H01M50/24 ,  H01M50/143

Abstract: This application relates to the field of energy storage components, and in particular, to a protective plate, a battery unit assembly, a battery module group, and a vehicle. The protective plate is provided with a guide groove. The protective plate is configured to shield an explosion-proof valve of a battery cell. The guide groove is configured to be disposed corresponding to the explosion-proof valve, and is configured to guide a flow direction of a flame ejected from the explosion-proof valve. In this application, the guide groove is disposed on the protective plate to guide the flame to a direction away from passengers, thereby protecting the passengers from injury.