公开(公告)号：US11858332B2

公开(公告)日：2024-01-02

申请号：US17532284

申请日：2021-11-22

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Wenhui Zhang ,  Kangyu Wang ,  Mu Qian ,  Wencai Xu ,  Zengzhong Wang ,  Jinqing Ji

IPC: B60K1/04 ,  H01M50/209 ,  H01M50/244 ,  H01M50/264 ,  B60L50/64 ,  H01M50/26

CPC classification number: B60K1/04 ,  B60L50/64 ,  H01M50/209 ,  H01M50/244 ,  H01M50/26 ,  H01M50/264 ,  H01M2220/20

Abstract: The present application provides a battery, a power consumption apparatus, and a method for producing a battery. The battery includes a box body, a battery module and a mounting plate, the battery module is disposed in the box body and includes a battery cell arrangement structure and a first end plate, the battery cell arrangement structure includes a plurality of battery cells stacked and is disposed on one side of the battery cell arrangement structure, the first end plate is fixedly connected to the battery cell arrangement structure, the mounting plate is disposed between the first end plate and the box body and is fixedly connected to the box body; the first end plate has a first elastic support part configured to be capable of abutting the mounting plate, being squeezed by the battery cell arrangement structure and deforming when the battery cell arrangement structure expands.

公开(公告)号：US11548365B2

公开(公告)日：2023-01-10

申请号：US17462727

申请日：2021-08-31

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Yannan Chu ,  Jinqing Ji ,  Mu Qian ,  Jiubiao Lin

IPC: H01M4/02 ,  B60K1/04 ,  H01M50/244 ,  H01M50/236 ,  H01M50/258 ,  H01M50/204

Abstract: A battery tray and a vehicle include a frame structure including a plurality of frames sequentially connected end to end arranged to be connected to the vehicle, and a base plate structure including an inner base plate and a reinforcing beam, wherein the inner base plate is located on an inner side of the reinforcing beam and arranged for mounting a battery module. The battery tray further includes a reinforcing block, wherein the reinforcing block is connected to a corresponding frame and the reinforcing beam in a matching mode, so as to fixedly connect the reinforcing beam to the frame structure through the reinforcing block. In the battery tray, the strength of the battery tray can be enhanced and a total weight can be decreased only by using the reinforcing block to fixedly connect the reinforcing beam to the frame structure.

公开(公告)号：US11489230B2

公开(公告)日：2022-11-01

申请号：US16678125

申请日：2019-11-08

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Xianchun Zhu ,  Chao Zeng ,  Hua Cao ,  Mu Qian

IPC: H01M50/375

Abstract: The present disclosure relates to the technical field of energy storage devices, and in particular, to a battery module and a battery pack. The battery module includes: a plurality of battery cells stacked in sequence, the plurality of battery cells being provided with vents; and a circuit board arranged above the plurality of battery cells. The circuit board is provided with a temperature sensing device, and a position of each of the temperature sensing device corresponds to positions of the vents. The temperature sensing device is connected to a battery management system to form a circuit, and the circuit is disconnected when any one of the vents is blasted.

公开(公告)号：US11450897B2

公开(公告)日：2022-09-20

申请号：US16700012

申请日：2019-12-02

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Chong Wang ,  Hua Cao ,  Xianchun Zhu ,  Mu Qian ,  Lilei Su

IPC: H01M10/42 ,  H01M10/48 ,  H01M50/20 ,  H01M50/502

Abstract: The present disclosure provides a battery module, which can include a plurality of batteries, a positioning bracket, a circuit board, a thermistor and a fixing cover plate. The positioning bracket can be affixed onto the batteries and includes a first opening. The circuit board can have a main body portion disposed above the positioning bracket and a mounting portion located below the main body portion, the mounting portion can be contained in the first opening and supported on a battery of the plurality of batteries. The thermistor can be affixed on the mounting portion of the circuit board. The fixing cover plate can tightly press the mounting portion of the circuit board in the vertical direction to fix the mounting portion to the battery.

公开(公告)号：US11362393B2

公开(公告)日：2022-06-14

申请号：US17129587

申请日：2020-12-21

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Heng Wang ,  Jinqing Ji ,  Wenhui Zhang ,  Mu Qian ,  Yanhuo Xiang

IPC: H01M50/20

Abstract: The present disclosure provides a battery pack and a device comprising the battery pack, the battery pack comprises a double-layer battery module bracket, an upper-layer battery module, a lower-layer battery module and a supporting mechanism; the double-layer battery module bracket comprises an upper plate; a lower fixing member, an upper fixing member and a fastener; the lower fixing member and the upper plate are configured to enclose a lower accommodating space; the upper fixing member and the upper plate being are configured to enclose an upper accommodating space, a lower portion of the fastener exposed from the lower fixing member is fixed on the supporting mechanism; the upper-layer battery module is accommodated in the upper accommodating space and supported on the upper plate; the lower-layer battery module is accommodated in the lower accommodating space; the supporting mechanism supports the lower-layer battery module and the lower fixing member.

公开(公告)号：US11362392B2

公开(公告)日：2022-06-14

申请号：US16708227

申请日：2019-12-09

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Heng Wang ,  Jinqing Ji ,  Wenhui Zhang ,  Mu Qian ,  Yanhuo Xiang

IPC: H01M50/20

Abstract: The present disclosure provides a battery pack and a device comprising the battery pack, the battery pack comprises a double-layer battery module bracket, an upper-layer battery module, a lower-layer battery module and a supporting mechanism; the double-layer battery module bracket comprises an upper plate; a lower fixing member, an upper fixing member and a fastener; the lower fixing member and the upper plate are configured to enclose a lower accommodating space; the upper fixing member and the upper plate being are configured to enclose an upper accommodating space, a lower portion of the fastener exposed from the lower fixing member is fixed on the supporting mechanism; the upper-layer battery module is accommodated in the upper accommodating space and supported on the upper plate; the lower-layer battery module is accommodated in the lower accommodating space; the supporting mechanism supports the lower-layer battery module and the lower fixing member.

公开(公告)号：US11335960B2

公开(公告)日：2022-05-17

申请号：US16673534

申请日：2019-11-04

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Chong Wang ,  Hua Cao ,  Xianchun Zhu ,  Mu Qian

IPC: H05K1/02 ,  H01M10/42 ,  H01M10/48 ,  H01M50/20

Abstract: The present disclosure provides a battery module comprising a circuit board, the circuit board comprises a conductive layer, a first pad and a second pad. The conductive layer is formed with a sampling circuit, the sampling circuit comprises: a sampling end portion; an outputting end portion; a first branch path formed with a first fusing zone; and a second branch path formed with a second fusing zone. The first pad is provided on the sampling end portion, the second pad is provided on the second branch path. When the first fusing zone is fused, the circuit board can be quickly repaired by means of the second branch path and the second pad to electrically connect the sampling end portion and the outputting end portion, thereby achieving the purpose of reusing the circuit board, therefore the entire battery module is not scrapped and the utilization of the battery module is improved.

公开(公告)号：US20200343494A1

公开(公告)日：2020-10-29

申请号：US16548409

申请日：2019-08-22

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Jiubiao LIN ,  Yanhuo Xiang ,  Mu Qian ,  Jie Du

IPC: H01M2/10 ,  B60L3/00 ,  B60L50/64 ,  B60L50/60 ,  H01M2/12 ,  H01M10/655 ,  H01M10/625 ,  H01M10/6566 ,  H01M2/04

Abstract: The disclosure relates to an energy storage device comprising: an energy storage unit comprising a top wall and a side wall connected to a periphery of the top wall; and a protection assembly disposed to cover the top wall, wherein the protection assembly comprises a protection plate and a guide plate connected to a periphery of the protection plate, wherein the protection plate and the guide plate are connected at a predetermined angle, the protection plate is disposed corresponding to the top wall to form an air flow passage between the protection plate and the top wall, at least a portion of the guide plate and the side wall are spaced apart to form a guide chamber between the guide plate and the side wall, and the air flow passage is in communication with the guide chamber.

公开(公告)号：US20200028143A1

公开(公告)日：2020-01-23

申请号：US16391661

申请日：2019-04-23

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Bohao Xu ,  Hua Cao ,  Mu Qian ,  Jihua Yao ,  Lin Zheng

IPC: H01M2/20 ,  H01M10/42 ,  H01M2/10 ,  H01M10/48

Abstract: Embodiments of the present invention provide a sampling component and a battery module. The sampling component is applied to a battery module and comprises: a busbar having a first surface and a second surface which are opposite to each other, the busbar comprising mounting slots formed by extending in a direction from the first surface to the second surface; a circuit board disposed on a side of the busbar; and, a connecting sheet, comprising a first flat portion and a bent portion which are connected to each other, one end of the first flat portion being connected to the busbar while the other end thereof being connected to the circuit board, the bent portion being located in the mounting slots.

公开(公告)号：US11831036B2

公开(公告)日：2023-11-28

申请号：US18087404

申请日：2022-12-22

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Yongguang Wang ,  Yu Tang ,  Xingdi Chen ,  Peng Wang ,  Jinqing Ji ,  Mu Qian

IPC: H01M50/242 ,  H01M50/264 ,  H01M10/52 ,  H01M50/222

CPC classification number: H01M50/242 ,  H01M10/52 ,  H01M50/222 ,  H01M50/264

Abstract: The present disclosure relates to a battery pack and an apparatus using the battery pack as a power supply, and relates to the technical field of batteries, to optimize performance of the battery pack. The battery pack includes a box body, a battery module, a module electrical connection piece, and a first protecting assembly. The battery module is mounted in the box body, and the battery module includes an anti-explosion assembly. The module electrical connection piece is mounted on the battery module. The first protecting assembly is mounted in the box body and is configured to protect the module electrical connection piece when an ejecta discharged from the anti-explosion assembly impacts the module electrical connection piece. The above technical scheme reduces probability of secondary short circuit of the battery pack.