公开(公告)号：US11894510B2

公开(公告)日：2024-02-06

申请号：US18080082

申请日：2022-12-13

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Kaijie You ,  Yongguang Wang ,  Yu Tang ,  Weilong Lin ,  Jun Ma

IPC: H01M50/249 ,  H01M10/04 ,  H01M50/271 ,  H01M50/543 ,  H01M50/20 ,  H01M50/55 ,  H01M50/553 ,  H01M50/209

CPC classification number: H01M10/0413 ,  H01M10/0431 ,  H01M50/20 ,  H01M50/249 ,  H01M50/271 ,  H01M50/543 ,  H01M50/209 ,  H01M50/55 ,  H01M50/553 ,  H01M2220/20

Abstract: A battery pack and a vehicle, wherein the battery pack includes a box assembly, a battery unit, a constraint component and an outer cover, the box assembly includes a box body and a fixed beam, the fixed beam is fixed in the box body; the battery unit is arranged in the box body; the constraint component covers the battery unit and is fixed with the fixed beam; and the outer cover is arranged on one side of the constraint component away from the box body to seal an open end of the box body.

公开(公告)号：US11848456B2

公开(公告)日：2023-12-19

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 ,  H01M50/591 ,  H01M50/553

CPC classification number: H01M50/209 ,  H01M50/249 ,  H01M50/553 ,  H01M50/591 ,  H01M2220/20

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：US11101521B2

公开(公告)日：2021-08-24

申请号：US16508143

申请日：2019-07-10

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Kaijie You ,  Xingdi Chen ,  Linggang Zhou ,  Peng Wang

IPC: H01M50/20 ,  H01M10/04 ,  H01M50/54 ,  H01M50/502 ,  H01M50/538

Abstract: The present disclosure relates to a battery module including a plurality of battery unit array structures, a first cover body and a second cover body connected to the first cover body. The battery unit array structures are arranged between the first cover body and the second cover body. The first cover body includes a first carrying portion and a second carrying portion being in a split structure. The plurality of battery unit array structures includes a first battery unit array structure and a second battery unit array structure. The first battery unit array structure is disposed opposite to the first carrying portion, and the second battery unit array structure is disposed opposite to the second carrying portion. Compared with the related art, the first cover body is used for transportation in the present disclosure, and the energy density of the battery module can be improved without an additional component.

公开(公告)号：US20210066682A1

公开(公告)日：2021-03-04

申请号：US16827224

申请日：2020-03-23

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Xingdi CHEN ,  Kaijie You ,  Yongguang Wang ,  Yu Tang ,  Yanbo Chen ,  Long Li

IPC: H01M2/10

Abstract: A battery pack for optimizing the structure of the battery pack includes a case, a battery module and a blocking member. The case includes an accommodating cavity and a drain hole in communication with the accommodating cavity. The battery module is contained inside the accommodating cavity. The blocking member is mounted to the case, and located between the drain hole and the battery module to block a binder for fixing the battery module from entering the drain hole. In the above-described technical solution, the blocking member can produce the effect of reducing or even avoiding binder for fixing the battery module from clogging in the drain hole.

公开(公告)号：US12062814B2

公开(公告)日：2024-08-13

申请号：US17559591

申请日：2021-12-22

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Yongguang Wang ,  Kaijie You ,  Xingdi Chen ,  Yu Tang ,  Zhichao Wang

IPC: H01M50/536 ,  H01M10/04 ,  H01M50/209 ,  H01M50/333 ,  H01M50/502 ,  H01M50/533

CPC classification number: H01M50/536 ,  H01M10/0413 ,  H01M50/209 ,  H01M50/502 ,  H01M50/533 ,  H01M2220/20

Abstract: This application discloses a soft-pack battery module, including at least two battery stack layers stacked in a thickness direction of battery cells, where each battery stack layer includes a battery cell and a connecting piece connected to a tab of the battery cell, the connecting piece includes a first section and a second section, the first section is connected to the tab, the second section is connected to the first section, the second section is arranged by a side of the first section, the second section extends toward a large surface of the battery cell and covers at least a part of the large surface of the battery cell, and an insulating material is provided on a side of the second section away from the large surface of the battery cell.

公开(公告)号：US12015164B2

公开(公告)日：2024-06-18

申请号：US17129629

申请日：2020-12-21

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Xingdi Chen ,  Yuepan Hou ,  Kaijie You ,  Linggang Zhou ,  Peng Wang ,  Yanan Peng

IPC: H01M50/209 ,  H01M50/514 ,  H01M50/536 ,  H01M50/538 ,  H01M50/531

CPC classification number: H01M50/209 ,  H01M50/514 ,  H01M50/536 ,  H01M50/538 ,  H01M50/531

Abstract: This application relates to a battery module and a battery pack. The battery module includes a binding member and battery cell assemblies arranged along a horizontal direction, the battery cell assembly including an upper-layer battery cell and a lower-layer battery cell that are stacked along a vertical direction, the upper-layer battery cell and the lower-layer battery cell interconnected and forming a joint; and the binding member covering the joint, located between two adjacent battery cell assemblies, and fixed to the battery cell assemblies. The battery module includes a binding member and a plurality of battery cell assemblies, and the battery cell assembly includes upper-layer and a lower-layer battery cells stacked along a vertical direction. A joint is formed between the upper-layer and lower-layer battery cells and covered by the joint fixed to the battery cell assemblies, swelling of the upper-layer and lower-layer battery cells at the joint is reduced.

公开(公告)号：US12002996B2

公开(公告)日：2024-06-04

申请号：US17167967

申请日：2021-02-04

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Yu Tang ,  Mingdi Xie ,  Zhanyu Sun ,  Kaijie You ,  Xingdi Chen ,  Long Li

IPC: H01M50/519 ,  H01M50/526 ,  H01M50/531 ,  H01M50/591

CPC classification number: H01M50/519 ,  H01M50/526 ,  H01M50/531 ,  H01M50/591

Abstract: A battery module, a battery pack, a device using a battery module as a power source, and a method of manufacturing a battery module are provided. The battery module includes: at least two battery cells; a connecting piece configured to electrically connect two battery cells of at least two battery cells; and a protective layer including a first protective portion configured to cover the connecting piece. A melting point of the first protective portion is greater than that of the connecting piece.

公开(公告)号：US11955655B2

公开(公告)日：2024-04-09

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 ,  H01M50/143 ,  H01M50/147 ,  H01M50/204 ,  H01M50/24

CPC classification number: H01M50/30 ,  H01M10/482 ,  H01M50/143 ,  H01M50/147 ,  H01M50/204 ,  H01M50/24 ,  H01M2200/00 ,  H01M2220/20

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.

公开(公告)号：US11936059B2

公开(公告)日：2024-03-19

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 ,  H01M10/658 ,  H01M50/209 ,  H01M50/503

CPC classification number: H01M50/264 ,  H01M10/658 ,  H01M50/209 ,  H01M50/503

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：US11936024B2

公开(公告)日：2024-03-19

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 ,  H01M10/613 ,  H01M10/615 ,  H01M10/625 ,  H01M10/647 ,  H01M10/6567 ,  H01M10/658

CPC classification number: H01M10/6556 ,  H01M10/613 ,  H01M10/615 ,  H01M10/625 ,  H01M10/647 ,  H01M10/6567 ,  H01M10/658 ,  H01M2220/20

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%≤L1/L2≤95%.