公开(公告)号：US11824285B2

公开(公告)日：2023-11-21

申请号：US18148184

申请日：2022-12-29

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Chengyou Xing ,  Yulian Zheng ,  Taosheng Zhu ,  Peng Wang ,  Zhijun Guo

IPC: H01R11/05 ,  H01M50/531 ,  H01M50/50 ,  H01R25/16

CPC classification number: H01R11/05 ,  H01M50/50 ,  H01M50/531 ,  H01R25/161

Abstract: A rechargeable battery includes a battery core, a connection member, and a gasket. The connection member includes a guide plate and a first connecting plate integrally formed on the guide plate and connected to a tab of the battery core. The first connecting plate is disposed in a bendable manner relative to the guide plate, and at least one indentation is present between the first connecting plate and the guide plate. The gasket is fastened to the first connecting plate and the tab. The tab is sandwiched between the first connecting plate and the gasket.

公开(公告)号：US20230369714A1

公开(公告)日：2023-11-16

申请号：US18356237

申请日：2023-07-21

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Zhimin Zeng ,  Haiqi Yang ,  Yu Tang ,  Xiaoteng Huang ,  Peng Wang

IPC: H01M50/375 ,  H01M50/358 ,  H01M50/204 ,  H01M50/317

CPC classification number: H01M50/375 ,  H01M50/358 ,  H01M50/204 ,  H01M50/317 ,  H01M2220/20 ,  H01M2220/30

Abstract: Provided are a case of a battery, a battery, a power consuming apparatus, and a method and apparatus for manufacturing a battery. The case is provided with at least two pressure balancing mechanisms, the pressure balancing mechanisms being used to balance the pressure inside and outside the case, and the at least two pressure balancing mechanisms being connected to a ventilation assembly at an outer side of the case, wherein a first ventilation assembly connected to a first pressure balancing mechanism in the at least two pressure balancing mechanisms is used to open the first pressure balancing mechanism to introduce air into the case, and a second ventilation assembly connected to a second pressure balancing mechanism in the at least two pressure balancing mechanisms is used to open the second pressure balancing mechanism so that the air in the case is discharged. According to some embodiments, the safety of the battery can be enhanced.

公开(公告)号：US20230369698A1

公开(公告)日：2023-11-16

申请号：US18358031

申请日：2023-07-25

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Zhimin Zeng ,  Yu Tang ,  Haiqi Yang ,  Peng Wang ,  Xiaoteng Huang

IPC: H01M50/24 ,  H01M50/209 ,  H01M10/613 ,  H01M10/6556 ,  H01M50/503 ,  H01M50/271 ,  H01M50/691 ,  H01M10/04 ,  H01M10/625

CPC classification number: H01M50/24 ,  H01M50/209 ,  H01M10/613 ,  H01M10/6556 ,  H01M50/503 ,  H01M50/271 ,  H01M50/691 ,  H01M10/0404 ,  H01M10/625

Abstract: Embodiments of the present application provide a battery, a power consuming apparatus, and a method and apparatus for manufacturing the battery. The battery comprises: a battery cell group comprising a plurality of battery cells; a cooling system provided on a first face of the battery cell group; a signal transmission assembly provided on a second face of the battery cell group that is adjacent to the first face and comprising a busbar component and an insulation layer, the insulation layer enclosing the busbar component, the insulation layer having holes, and the busbar component being configured to be electrically connected to the battery cells in the battery cell group at the holes; and a covering member for covering the signal transmission assembly to prevent condensed liquid generated by the cooling system from reaching the signal transmission assembly.

公开(公告)号：US20230335845A1

公开(公告)日：2023-10-19

申请号：US18340911

申请日：2023-06-26

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Haiqi Yang ,  Yu Tang ,  Zhimin Zeng ,  Xiaoteng Huang ,  Peng Wang ,  Chenyi Xu

IPC: H01M50/24 ,  H01M50/209 ,  H01M10/613 ,  H01M10/6554 ,  H01M50/505 ,  H01M50/691 ,  H01M10/48

CPC classification number: H01M50/24 ,  H01M50/209 ,  H01M10/613 ,  H01M10/6554 ,  H01M50/505 ,  H01M50/691 ,  H01M10/482 ,  H01M2010/4278

Abstract: Provided are a battery, a power consuming apparatus, and a method and apparatus for manufacturing the battery. The battery comprises: a battery cell group comprising a plurality of battery cells; a cooling system provided on a first face of the battery cell group; a signal transmission assembly provided on a second face of the battery cell group, the second face being adjacent to the first face, the signal transmission assembly comprising a busbar component and an insulation layer, the insulation layer enclosing the busbar component, the insulation layer having holes, and the busbar component being configured to be electrically connected to the battery cells in the battery cell group at the holes; and a shielding member, which protrudes from an edge of the first face, and is to prevent condensed liquid generated by the cooling system from reaching the signal transmission assembly.

公开(公告)号：US11777184B2

公开(公告)日：2023-10-03

申请号：US17831673

申请日：2022-06-03

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Qichang Cai ,  Chengyou Xing ,  Libin Zhong ,  Wenwei Chen ,  Quankun Li ,  Peng Wang

IPC: H01M50/645 ,  H01M50/148 ,  H01M50/186 ,  H01M50/60 ,  H01M50/15 ,  H01M50/636

CPC classification number: H01M50/645 ,  H01M50/148 ,  H01M50/186 ,  H01M50/15 ,  H01M50/60 ,  H01M50/636 ,  H01M2220/20 ,  Y02E60/10

Abstract: The present application provides an end cover assembly, a secondary battery, a battery module, a device, a liquid-injection method and a device thereof. The end cover assembly for the secondary battery includes: an end cover, provided with a through hole for injecting electrolyte, and including a connecting portion; a sealing assembly, configured to seal the through hole; a locking-fixing member, configured to be movable relative to the connecting portion in a radial direction of the through hole, so as to realize switching between a locked state and an unlocked state of the locking-fixing member and the connecting portion. In the locked state, the locking-fixing member presses against the sealing assembly to restrict the end cover to be separated from the sealing assembly; in the unlocked state, the end cover and the sealing assembly are separable to allow electrolyte to be injected from the through hole.

公开(公告)号：US20230261306A1

公开(公告)日：2023-08-17

申请号：US18296364

申请日：2023-04-05

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Yu Tang ,  Peng Wang ,  Xiayi Wu ,  Zhenhua Li ,  Xiang Wang ,  Xing Li

IPC: H01M50/264 ,  H01M50/271 ,  H01M50/204 ,  H01M50/249 ,  B60K1/04

CPC classification number: H01M50/264 ,  H01M50/271 ,  H01M50/204 ,  H01M50/249 ,  B60K1/04 ,  H01M2220/20

Abstract: A battery and a power consuming device are provided. In some embodiments, the battery includes: a case assembly, including a case and fixed beams fixed in the case; a battery module arranged in the case, wherein the battery module includes a plurality of battery cells arranged in a first direction (X); and a restraining component, configured to cover the battery module and fixed to the fixed beams, wherein the restraining component is provided with a weak area, and the weak area is configured to allow the restraining component to be deformed when being subjected to an expansion force of each battery cell.

公开(公告)号：US20230163410A1

公开(公告)日：2023-05-25

申请号：US18151468

申请日：2023-01-09

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Wanqiu Meng ,  Qian Liu ,  Yonghuang Ye ,  Yulian Zheng ,  Longfei Xue ,  Xiaoxi Zhang ,  Peng Wang

IPC: H01M50/30 ,  H01M50/15

CPC classification number: H01M50/394 ,  H01M50/15 ,  H01M2200/20 ,  H01M2220/20

Abstract: An exhaust apparatus, a battery cell, a battery, and an electric apparatus, are provided. The exhaust apparatus includes an exhaust body and an exhaust mechanism, where the exhaust mechanism includes a connection member and a ventilation member that are provided on the exhaust body, the connection member is configured to connect the exhaust body, the connection member is provided with a plurality of first through holes, the ventilation member covers the plurality of first through holes, and the ventilation member is configured to, when a pressure of gas inside a battery cell reaches a first threshold, exhaust the gas to the outside of the battery cell through the plurality of first through holes.

公开(公告)号：US20230116169A1

公开(公告)日：2023-04-13

申请号：US18064939

申请日：2022-12-13

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Yu Tang ,  Peng Wang ,  Yue Liu ,  Zengzhong Wang

IPC: H01M50/209 ,  H01M50/103 ,  H01M50/242 ,  H01M10/6554 ,  H01M10/6556 ,  H01M50/264

Abstract: Embodiments of this application provide a battery, a manufacturing method and a manufacturing system thereof, and an electric apparatus. The battery provided by the embodiments of this application includes a plurality of battery modules, where each of the battery modules includes a plurality of battery cells stacked in a first direction, the battery cell is provided with a first end face and a second end face that face away from each other in a second direction, with an electrode terminal disposed on the first end face, and the plurality of battery modules are stacked in a third direction; and the first direction, the second direction, and the third direction are perpendicular to each other.

公开(公告)号：US20230087166A1

公开(公告)日：2023-03-23

申请号：US18058771

申请日：2022-11-25

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Yuyong Lei ,  Peng Wang ,  Zhijun Guo

IPC: H01M50/538 ,  H01M50/533 ,  H01M10/0583 ,  H01M10/0587 ,  H01M50/46 ,  H01M10/0525

Abstract: An electrode assembly is provided and includes: a first electrode sheet comprising a first flat and straight portion and a first tab connected to an end portion of the first flat and straight portion along a first direction; a second electrode sheet comprising a second flat and straight portion, the first flat and straight portion and the second flat and straight portion being stacked along a second direction perpendicular to the first direction; a first separator and a second separator, the first separator comprising a first separation portion, a first bent portion and a first extension portion, and the second separator comprising a second separation portion, wherein the first separation portion and the second separation portion are positioned on both sides of the second flat and straight portion along the second direction respectively, and separate the first flat and straight portion from the second flat and straight portion.

公开(公告)号：US20230034276A1

公开(公告)日：2023-02-02

申请号：US17929307

申请日：2022-09-01

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Yu Tang ,  Zhimin Zeng ,  Haiqi Yang ,  Xiaoteng Huang ,  Peng Wang

IPC: H01M50/289 ,  H01M50/529 ,  H01M50/258 ,  H01M50/249 ,  H01M50/242

Abstract: A battery, a powered device, and a method and device for preparing a battery are provided. In some embodiments, the battery includes battery cells; a box body; and a partition assembly configured to partition the box body into a first accommodating portion and a second accommodating portion, wherein the first accommodating portion is configured to accommodate an electrical component, the second accommodating portion is configured to accommodate the battery cells, a communication portion is formed in the partition assembly, the electrical component and the battery cells are electrically connected via a connecting component, the connecting component penetrates the communication portion, the partition assembly has a first partition component and a second partition component that are connected, and the communication portion is formed by assembling the first partition component and the second partition component.