Contemporary Amperex Technology Co., Ltd.

Contemporary Amperex Technology (hong Kong) Limited

Jiangsu Contemporary Amperex Technology Limited

Contemporary Amperex Technology Limited

Feng Qin

Peng Wang

Zhanyu Sun

Yongguang Wang

Xiang Li

Lin Ma

Hua Zhang

Lei Wang

Jie Zhang

Wei Wang

Zhiyi You

Zhi Wang

Liangyi Wang

Xinfu Xiao

Xiaofan Wang

Liangmei Chen

Qifan Zou

Runyong He

Jinfeng Li

Hongye Ji

Mu Qian

Jinqing Ji

Juan Wang

Zhengyu Fang

Xin Chen

A battery includes at least one row of battery cells, a carrying assembly, and a connecting member. Each row of battery cells includes at least two battery cells arranged along a first direction. The carrying assembly is configured to carry the at least one row of battery cells. The connecting member includes a first connecting plate and a second connecting plate fixedly connected to each other. The first connecting plate is perpendicular to the second connecting plate. The first connecting plate extends in the first direction. The first connecting plate is connected to at least some battery cells in the at least one row of battery cells. The second connecting plate is configured to be fixedly connected to the carrying assembly of the battery.

Battery, electric device, and battery manufacturing method

Embodiments of this application provide a battery, an electric apparatus, and a method and an apparatus for preparing a battery. The battery includes a plurality of battery cells arranged in a first direction and electrically connected to each other. At least one of two adjacent battery cells has a pressure relief mechanism. The pressure relief mechanism is disposed at an end of the battery cell in the first direction. The battery further includes a sampling member connected to the battery cells and configured to perform signal collection on the battery cells, and a protective member disposed between the two adjacent battery cells and disposed opposite the pressure relief mechanism. There is a degassing space between the protective member and the pressure relief mechanism, and the protective member is fixed to the sampling member.

Battery, electric apparatus, method for preparing battery, and apparatus for preparing battery

Disclosed are a battery, an electric apparatus, and a manufacturing method of the battery, belonging to the technical field of batteries. The battery includes a plurality of battery cells and a mounting base, where the plurality of battery cells are electrically connected; the mounting base is used to fix an output electrode of the battery, the output electrode is used to export electric energy of the plurality of battery cells, the mounting base includes at least one limiting surface, and the limiting surface is matched with the contour of the battery cell. Through the battery, the electric apparatus, and the manufacturing method of the battery, the occupied space of the mounting base is reduced, and the energy density of the battery is increased.

Battery, electric apparatus, and manufacturing method of battery

The present application provides a current collecting member and a manufacturing method thereof, a secondary battery and a manufacturing method thereof, a battery module, and an apparatus. In the current collecting member of the secondary battery, a terminal connection part is perpendicular to a height direction. a transition part is connected to the terminal connection part and is bent to a side of the terminal connection part along a height direction, a connection between the transition part and the terminal connection part extends along a direction which is inclined relative to a length direction and a width direction. The tab connection part is connected to the transition part and is bent relative to the transition part, and a connection between the transition part and the tab connection part is parallel to the length direction. The tab connection part is at least partially perpendicular to the width direction.

Current collecting member and manufacturing method thereof, secondary battery and manufacturing method thereof, battery module, and apparatus

Embodiments of this application provide a battery, an electric apparatus, and a method for preparing battery. The battery includes: a plurality of battery cells, where at least two of the battery cells are arranged along a first direction; a sampling part, configured to collect electrical signals from the plurality of battery cells; and a support part, configured to support the sampling part, where the support part is disposed between two adjacent battery cells in the first direction, and is attached to the battery cells. In the technical solution in the embodiments of this application, the sampling part is easy to install, and the sampling part can be prevented from falling off during use of the battery.

Battery, electric apparatus, and method for preparing battery

The present application relates to a battery module. The battery module includes a battery group and an insulating plate. The battery group includes a bus bar and a plurality of battery units, each battery unit includes a tab which includes a connecting segment and a bending segment. The insulating plate includes a plurality of plate assemblies, and the adjacent plate assemblies are connected through a connecting plate. There is an obtuse angle between each plate assembly and the connecting plate connected thereto. Each connecting segment passes through a guiding groove, and the bending segment and the bus bar are fixed and connected. The guiding groove can adjust the altitude of the tab as it passes through the insulating plate. The bending segment can be connected to the bus bar, then the process requirements can be met with a small space, which improves the energy density of the battery module.

Battery module and insulating plate

The present disclosure relates to the technical field of energy storage devices, and in particular, to a battery module. The battery module includes a set of batteries, a case receiving the set of batteries, and a sampling unit for collecting a voltage signal and a temperature signal of the set of batteries. The sampling unit is provided with a connector, and a stopper for fixing the connector is formed on the case. By forming the stopper on the case, the connector can be directly assembled to the stopper during assembling process of the set of batteries without the need to fix the connector by glue or bolt connection. Therefore, not only an assembling process is simplified, but also the connector is not easily damaged during the assembling process.

Battery module

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.

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 provides a shell, a battery module and a battery pack. The shell according to the present disclosure comprises: an enclosing frame which has two side walls, a top wall, a bottom wall and a receiving cavity; two end plates which respectively securely connect with the two ends of the enclosing frame. And each side wall is formed with a fixing rib protruding outwardly along a width direction, the fixing rib is provided with at least one through hole. A battery module comprises the above-mentioned shell. A battery pack according to the present disclosure comprises: a lower casing; the plurality of above-mentioned battery modules received in the lower casing; and a plurality of fasteners, each fastener passes through the corresponding through hole of the battery module to secure the battery module in the lower casing.

Shell, battery module and battery pack

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.

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

The disclosure relates to a battery module comprises a housing, a battery stack, a cover plate assembly, and a guiding component. The battery stack is disposed in a containing chamber of the housing. The cover plate assembly comprises a plate, a deformable plate and a module output, the plate is arranged to close the opening, the deformable plate is connected to the plate and is deformable in a thickness direction of the plate, the module output is connected to the plate and is disposed opposite to the deformable plate, the module output and the battery stack are electrically connected. The guiding component is disposed between the cover plate assembly and the battery stack, and comprises a guiding channel and an exhaust port, and the gas released after the first vent plate is opening flows to the deformable plate through the exhaust port and the guiding channel.

Growing community of inventors

Ningde, China

Feng Qin