公开(公告)号：US20190245175A1

公开(公告)日：2019-08-08

申请号：US16050819

申请日：2018-07-31

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Feng QIN ,  Zhi Wang ,  Lin Ma ,  Hua Zhang ,  Xiaofan Wang ,  Xinfu Xiao

IPC: H01M2/12 ,  H01M2/20 ,  H01M2/10

CPC classification number: H01M2/1252 ,  H01M2/1016 ,  H01M2/1077 ,  H01M2/1094 ,  H01M2/1205 ,  H01M2/1229 ,  H01M2/14 ,  H01M2/18 ,  H01M2/202 ,  H01M2/30 ,  H01M10/0468

Abstract: The present disclosure relates to a battery module, including: a housing having two oppositely disposed openings and a hollow chamber communicating with the two openings in a first direction; a battery stack disposed in the hollow chamber and comprising two or more battery cells, wherein each battery cell has first and second vent plates disposed opposite to each other in the first direction; a first end plate corresponding to one of the two openings and connected to the housing, wherein the first end plate is provided with a module output pole electrically connected to the battery stack and a deformable plate disposed opposite to the module output pole, and the deformable plate faces the first vent plate; a second end plate corresponding to the other of the two openings and connected to the housing; and a blocking member disposed between the second end plate and the battery stack.

公开(公告)号：US10833304B2

公开(公告)日：2020-11-10

申请号：US16115142

申请日：2018-08-28

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Zhiyi You ,  Xiaofan Wang ,  Feng Qin ,  Lin Ma ,  Zhi Wang ,  Xinfu Xiao

IPC: H01M2/12 ,  H01M2/10 ,  H01M2/04

Abstract: The disclosure relates to a one-way valve, a top cover component, a box and a battery module. The one-way valve includes: a valve body including an inlet end, an exhaust end and an air-flow passage, the air-flow passage including a first flow-passing hole, a second flow-passing hole and a protrusion disposed on a bottom wall of the first flow-passing hole, the second flow-passing hole penetrating through the protrusion; an elastic valve cap, the protrusion being sheathed with and in a sealed connection with the elastic valve cap, a flow-passing gap is formed between an outer surface of the elastic valve cap and a hole wall of the first flow-passing hole, the second flow-passing hole includes a conical hole-section; a valve cover in connection with the exhaust end, wherein the valve cover is disposed within the first flow-passing hole and includes an exhaust passage in connection with the first flow-passing hole.

公开(公告)号：US11189857B2

公开(公告)日：2021-11-30

申请号：US16549558

申请日：2019-08-23

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Zhi Wang ,  Lin Ma ,  Feng Qin ,  Liangyi Wang ,  Liangmei Chen ,  Xiaofan Wang

IPC: H01M10/04 ,  H01M10/28 ,  H01M10/48 ,  H01M50/242 ,  H01M50/204 ,  H01M50/296 ,  H01M50/271

Abstract: The present disclosure relates to the technical field of battery, and particularly to a battery module. The battery module includes a case body having a cavity, a plurality of battery units accommodated in the cavity of the case body, an output electrode assembly disposed on the case body and electrically connected to output terminals of the plurality of battery units, and an end cap connected to the case body and arranged to press and cover at least a part of the output electrode assembly. The battery module according to the present disclosure has a sound design, through which the airtightness of the output electrode assembly is not liable to be broken during the running of the vehicle.