公开(公告)号：US20200243932A1

公开(公告)日：2020-07-30

申请号：US16850476

申请日：2020-04-16

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Yi Song ,  Yanhuo Xiang

IPC: H01M10/6551 ,  H01M10/658 ,  H01M10/617 ,  H01M10/657 ,  H01M10/6552 ,  H01M10/647 ,  H01M10/6556 ,  H01M10/6568 ,  H01M10/48 ,  H01M2/10

Abstract: The present disclosure provides a battery module heat management assembly, a battery pack and a vehicle. The battery module heat management assembly includes a cooling mechanism. The cooling mechanism includes: a plurality of multi-channel pipes configured to be provided at a bottom of a battery module; a first fluid collector and a second fluid collector configured to be communicated with an external cooling fluid circuit, two ends of each multi-channel pipe are respectively communicated with the first fluid collector and the second fluid collector.

公开(公告)号：US10714717B2

公开(公告)日：2020-07-14

申请号：US15986110

申请日：2018-05-22

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Chuanlian Chen ,  Yanhuo Xiang ,  Derong Wang

IPC: H01M2/02 ,  H01M2/10 ,  H01M2/20 ,  H01M2/26 ,  H01M2/30 ,  H01R4/06 ,  H01R11/28 ,  H01M10/42 ,  H01M10/48 ,  B23K26/24 ,  H01R43/02 ,  H01R43/16 ,  H01R4/62 ,  H01R12/58

Abstract: The present invention provides a battery module, including: a plurality of power batteries, module casing, separating plate, battery connecting strips, detecting terminals and cell module controller; the power batteries are disposed in module casing, separating plate is arranged above power batteries, through-holes are arranged on separating plate corresponding to electrode terminals of power batteries, battery connecting strips are arranged above separating plate, and are connected with electrode terminals of power batteries through through-holes, so that all power batteries are electrically connected, cell module controller is arranged above separating plate, press-fit holes are provided on cell module controller, terminal connecting portion is arranged on battery connecting strip, detecting terminal is located between separating plate and cell module controller, one end of detecting terminal is connected with terminal connecting portion, the other end of detecting terminal is provided with press-fit contact, press-fit contact is connected in press-fit with press-fit hole.

公开(公告)号：US11646465B2

公开(公告)日：2023-05-09

申请号：US17540262

申请日：2021-12-02

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Xiaoteng Huang ,  Jiarong Hong ,  Wenli Wang ,  Yanhuo Xiang

IPC: H01M10/6568 ,  H01M10/613 ,  H01M10/651 ,  B60L58/24 ,  H01M10/625 ,  B60L3/00

CPC classification number: H01M10/6568 ,  B60L3/0046 ,  B60L58/24 ,  H01M10/613 ,  H01M10/625 ,  H01M10/651 ,  H01M2220/20

Abstract: The application discloses a battery pack, vehicle and control method for alleviating spreading of thermal runaway of a battery pack. The battery pack includes: a plurality of secondary batteries, a housing of each of which includes a weakened portion, so that a heat flow resulting from thermal runaway of the secondary battery is able to break through the weakened portion to be discharged; a spray pipeline which is arranged corresponding to and at a spacing from weakened portions of the secondary batteries, at least a portion of the spray pipeline corresponding to the weakened portions being a breakthrough region which is able to form an opening under an action of the heat flow, a spray medium in the spray pipeline being sprayed to an abnormal secondary battery in thermal runaway via the opening; where a weight A of the sprayed spray medium is determined according to an equation (0.8A)0.85×D/B≥2.6.

公开(公告)号：US11581604B2

公开(公告)日：2023-02-14

申请号：US16548984

申请日：2019-08-23

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Kaiqin Yu ,  Jihua Yao ,  Yanhuo Xiang ,  Mu Qian ,  Guangliang Lin

IPC: H01M2/10 ,  H01M50/20

Abstract: The present disclosure provides a side plate and a battery module. The side plate is applied to the battery module. The side plate includes: a first plate, a second plate and a connection portion. The first plate includes a first free end at one side in a height direction, the second plate includes a second free end at the same side in the height direction, the first free end and the second free end abut against each other. The connection portion is located at the other side opposite to the first free end and the second free end in the height direction, and is configured to connect the first plate and the second plate, and enclose a hollow cavity with the first plate and the second plate.

公开(公告)号：US11289762B2

公开(公告)日：2022-03-29

申请号：US16570257

申请日：2019-09-13

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Xingdi Chen ,  Kaijie You ,  Linggang Zhou ,  Peng Wang ,  Yanhuo Xiang ,  Ning Chen

IPC: H01M50/20

Abstract: The disclosure relates to a battery pack, which can include an enclosure including an upper cover and a lower case in sealed connection, a plurality of battery modules is arranged in the enclosure, and a first bonding member disposed on the upper surface of the battery modules and intended for connecting the battery modules with the upper cover. The present disclosure can strengthen the connection strength between the upper cover and the battery modules, and improve the overall stiffness of the battery modules.

公开(公告)号：US20210119279A1

公开(公告)日：2021-04-22

申请号：US17138597

申请日：2020-12-30

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

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

IPC: H01M10/6554 ,  H01M50/209 ,  H01M50/244 ,  H01M10/613 ,  H01M6/50

Abstract: This application provides a battery box, which includes: a heat exchange plate and a lower frame body located on the heat exchange plate. The lower frame body includes edge beams and internal beams, the edge beams forming a circumferential closure opened in an up-down direction, the edge beams and the heat exchange plate together forming an accommodating space with an upward opening, and the internal beams located inside the accommodating space and divide the accommodating space into sub-accommodating spaces for placing battery modules. The heat exchange plate is configured to support the battery modules and exchanges heat with batteries of the battery modules, and a bottom plane of an internal beam is partly in contact with a top plane of the heat exchange plate in the up-down direction.

公开(公告)号：US10811742B2

公开(公告)日：2020-10-20

申请号：US16051239

申请日：2018-07-31

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Shangfu Zhang ,  Wenhui Zhang ,  Jihua Yao ,  Mu Qian ,  Yanhuo Xiang ,  Taosheng Zhu

IPC: H01M10/613 ,  H01M10/6555 ,  H01M10/647 ,  H01M10/653 ,  H01M10/04 ,  H01M2/10 ,  H01M10/6554

Abstract: The present disclosure provides a fixture, a battery unit and a battery module. The fixture comprises at least one thermal conductive plate and two support blocks. Each thermal conductive plate comprises an abutting portion, a contact portion and a connecting portion. The two support blocks are fixed on two ends of the at least one thermal conductive plate in a length direction; the abutting portion, the connecting portion and the contact portion and the two support blocks form a receiving space. The battery unit comprises at least one pouch-shaped secondary battery having a main body and the fixture, the abutting portion is attached to the main body. The battery module comprises a thermal conductive frame and the battery units. The thermal conductive frame comprises a peripheral wall and a receiving cavity, the battery units are received in the receiving cavity, the contact portion contacts the peripheral wall.

公开(公告)号：US20200212393A1

公开(公告)日：2020-07-02

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: H01M2/10

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：US10050244B2

公开(公告)日：2018-08-14

申请号：US15190014

申请日：2016-06-22

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Qinhong Lin ,  Yanhuo Xiang ,  Min Chen ,  Derong Wang

IPC: H01M10/052 ,  H01M2/10

Abstract: The present disclosure provides a battery module comprising a plurality of mono-batteries arranged side by side; two end plates positioned at two opposite ends respectively; two side plates positioned at a front side and a rear side respectively and securely connected to the two end plates; a bottom plate positioned under the plurality of mono-batteries and securely connected to the two end plates and the two side plates; a plurality of insulating spacers provided on each side plate, each insulating spacer extends in an up-down direction, and the two adjacent insulating spacers on each side plate receive one side of one corresponding mono-battery in a front-rear direction; a plurality of insulating bonding materials, each insulating bonding material is provided between the two adjacent insulating spacers on each side plate, so as to bond one side surface of one corresponding mono-battery in the front-rear direction.