Contemporary Amperex Technology Co., Ltd.

Xinfu Xiao

Lin Ma

Feng Qin

Zhiyi You

Xiaofan Wang

Hua Zhang

Wei Wang

Zhi Wang

Jie Zhang

Juan Wang

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.

One-way valve, top cover component, box and battery module

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.

Battery module

The present application relates to a housing of battery module and a battery module. The housing includes a lower shell, an upper cover and two output components, the lower shell includes a lower shell body and at least one connecting member; the lower shell body is separated into accommodating chambers for accommodating bare cell; an installation site for connecting member is provided in each accommodating chamber; every two adjacent accommodating chambers are provided with one connecting member between and penetrating through the every two adjacent accommodating chambers; an installation site for output component and an output hole are provided in each of a first one and a last one of the plurality of accommodation chambers; the two output components are sealedly connected with two output holes, respectively. The battery module includes bare cells and the housing.

Housing of battery module and battery module

Growing community of inventors

Ningde, China

Xinfu Xiao