Contemporary Amperex Technology Co., Ltd.

Contemporary Amperex Technology (Hong Kong) Limited

Contemporary Amperex Technology Limited

Xingdi Chen

Peng Wang

Kaijie You

Yu Tang

Haizu Jin

Quankun Li

Linggang Zhou

Yongguang Wang

Lei Wang

Zhanyu Sun

Derong Wang

Yuepan Hou

Yanbo Chen

Yuqun Zeng

Fenggang Zhao

Dongyang Shi

Ziyuan Li

Kai Wu

Yanhuo Xiang

Jun Ma

Mingdi Xie

Zhichao Wang

Long Li

Zequan Lu

Mu Qian

Ning Chen

Xiaobo Chen

Yulian Zheng

Yongshou Lin

Cong Bao

Zhimin Zeng

Zhenhua Li

Xiaoteng Huang

Yao Li

Fei Hu

Jinqing Ji

Xing Li

Qing Wang

Wenlin Zhou

Chao Long

Yujia Hou

Weilong Lin

Pengcheng Yao

Yong Wang

Youxin Wu

Pengbo Zhao

Yanan Peng

This application provides a battery and an electrical device. The battery includes a battery cell, a busbar, and an insulation piece. The battery cell includes a shell and an electrode terminal. The shell includes a first wall. The electrode terminal is disposed on the first wall. The busbar is electrically connected to the electrode terminal. The insulation piece is disposed on one side, facing the electrode terminal, of the busbar and covers at least a part of the first wall. The insulation piece includes a first groove recessed along a direction facing away from the first wall. In the battery and electrical device, the first groove is available for accommodating an electrolyte solution leaking from a battery cell.

Battery including insulation piece having drainage groove and electrical device including the same

The present application is provided with a battery pack, including a first battery module, a second battery module and a box body, where the first battery module and the second battery module are housed in the box body; the box body including a lower box body configured to support the first battery module and the second battery module, and an upper box body fitting with the lower box body. The lower box body includes a first connecting portion, and the first connecting portion is located between the first battery module and the second battery module. The upper box body includes a second connecting portion, where the first connecting portion and the second connecting portion are fixed and connected. In the battery pack of the present application, the problem of downward deflection of the lower box body is avoided and the strength of the battery pack is improved.

Battery pack

A box structure includes a cooling member and a frame. The cooling member includes a main pipe and at least one branch pipe connected to the main pipe. The main pipe is configured to pass a coolant into the branch pipe, and the branch pipe is configured to contact the battery pack to cool the battery pack. An accommodation groove is created at a bottom of the frame, at least a part of the main pipe is located in the accommodation groove, and the main pipe is bonded and fixed to the accommodation groove.

Box structure, battery, and electrical device

This application discloses a battery module, a battery pack, and a device using a secondary battery. The battery module includes: a battery cell assembly, including at least two battery cells arranged along a third direction, where each of the battery cells includes electrode terminals; and a first busbar, including a main portion and two connecting portions, where an extension direction of the first busbar tilts against the third direction at a preset angle, the two connecting portions are connected to the electrode terminals of the two battery cells in an identical battery cell assembly respectively, the main portion is connected between the two connecting portions, a deformation inducing portion is disposed on the main portion, and the deformation inducing portion is configured to reduce at least a force required for deforming the main portion along a first direction.

Battery module, battery pack, and device using secondary battery

Embodiments of the present application provide a battery, a power consumption device, and a method and device for producing a battery. The battery includes: a plurality of battery cells arranged in a first direction; and a spacer plate, the spacer plate extending in the first direction and being connected to a first wall of each battery cell of the plurality of battery cells, the first wall being a wall of the battery cell that has a largest surface area, a surface of the spacer plate being provided with an insulating layer, a size of the spacer plate in a second direction being less than 0.5 mm, and the second direction being perpendicular to the first wall. According to technical solutions of the embodiments of the present application, performance of the battery could be improved.

Battery, power consumption device, and method and device for producing battery

Some embodiments of the present application relate to a battery module and a battery pack. The battery module includes a plurality of battery cells, two insulating members and a binding strip. The insulating member includes a first face and a second face, the first face is located on a side face of the battery module, the second face is located on a bottom face of the battery module, and the two insulating members are respectively disposed on two sides of the battery module in a horizontal direction. The binding strip surrounds the plurality of battery cells and the insulating members.

Battery module and battery pack

A battery pack and an apparatus, relating to the field of energy storage devices. The battery pack includes: a first box body, where the first box body includes a frame and a cross beam, the cross beam is disposed within the frame, and the cross beam has a hollow structure and is provided with an exhaust vent; a baffle plate, connected to the cross beam and sealing the exhaust vent; and a battery cell, accommodated in the first box body and including an explosion-proof valve, where the explosion-proof valve faces towards the baffle plate. The baffle plate is configured to exit a state of sealing the exhaust vent when the explosion-proof valve of the battery cell bursts.

Battery pack and apparatus

A battery module, a device, and a failure handling method for a failed battery cell. The battery module includes: a battery cell arrangement structure, including a plurality of battery cells arranged along a length direction, where the battery cells include electrode terminals, and the battery cells include a failed battery cell; a box body, having an accommodation cavity in which the battery cell arrangement structure is located; a mounting beam, located in the accommodation cavity and at an end of the battery cell arrangement structure along the width direction; a pressing plate; and a conductive component, connected to a positive electrode terminal and a negative electrode terminal of the failed battery cell. The conductive component is easily connected to electrode terminals of a failed battery cell, so that a maintenance process can be simplified and maintenance costs can be reduced.

Battery module, device, and failure handling method for failed battery cell

Provided is a battery, a power consumption device, a method and device for producing a battery. The battery includes: a battery module and a box body, the battery module accommodated in the box body; the battery module including: N rows of battery cells, each row of battery cells arranged along a first direction, and the N rows of battery cells arranged along a second direction, and N being an integer greater than 1; N−1 spacer plate(s), the spacer plate extending along the first direction and disposed between two adjacent rows of battery cells, and the spacer plate fixedly connected to each of the battery cells in the two rows of the battery cells; where a fixing structure is provided on an end portion of the spacer plate in the first direction, and the spacer plate is fixed to the box body via the fixing structure.

This application relates to a vehicle, a battery, and a driving apparatus, where the battery includes: a first box body; a second box body connected to the first box body; a plurality of battery units accommodated inside an enclosure defined by the first box body and the second box body; and a sealing gasket located between the first box body and the second box body whereby the first box body and the second box body are hermetically connected. The first box body and/or the second box body is provided with a first protruding portion, a side wall of the sealing gasket is provided with a notch portion, and the notch portion runs through the sealing gasket along a thickness direction of the sealing gasket, and the first protruding portion extends into the notch portion so that the first protruding portion fits with the notch portion.

Battery, driving apparatus, and vehicle

The present disclosure relates to a battery pack and transportation vehicle, wherein the battery pack includes: a box assembly; a restraint assembly disposed within the box assembly, wherein the restraint assembly is internally provided with an accommodating cavity, a first exhaust passage is provided between the restraint assembly and the box assembly, and the restraint assembly is provided with a communication hole which communicates the accommodating cavity with the first exhaust passage; and a battery module disposed within the accommodating cavity.

Battery pack and transportation vehicle

A failed battery cell handling method, a battery module, a battery pack, and a device, which relates to the technical field of energy devices. The handling method includes: injecting a conductive material into a failed battery cell, where the conductive material is in a molten state when being injected, and is in a solid state after cooling, and the conductive material is configured to electrically connect a positive terminal and a negative terminal of the failed battery cell.

Failed battery cell handling method, battery module, battery pack, and device

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.

Soft-pack battery module, battery pack, and device using soft-pack battery module

The present application provides a battery module, which includes a plurality of batteries, an end plate and an output electrode connecting sheet. The plurality of batteries are arranged in a longitudinal direction. The end plate has: a main body portion, located on one side of the plurality of batteries in the longitudinal direction; and an extension portion, formed on the main body portion and extending in the longitudinal direction away from the batteries. The output electrode connecting sheet has: a first connecting portion, connected to a corresponding battery; and a second connecting portion, connected to one end of the first connecting portion and fixed to the extension portion of the end plate.

Battery module

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.

Growing community of inventors

Ningde, China

Xingdi Chen