Byd Company Limited

Shenzhen Byd Auto R&d Company Limited

Shenzhen Joway Power Supply Co., Ltd

Qing Lai

Jianhua Zhu

Zhiwei Tong

Xi Quan Shen

Yan Zhu

Weixin Zheng

Zhipei Lu

Luxia Jiang

Wenya Pi

Yili Han

Jiyang Zhao

Hao Hu

Long He

Yuanyuan He

Jia Lu

Jingjing Shi

Liying Pan

Yingliang Ji

Dongna Shi

Qiyong Yin

Yanzi Ren

Hu Wan

Power bank

Power supply unit

Wireless earphone

A battery pack comprises a plurality of batteries. The protection device is disposed between two adjacent batteries and comprises: a first connecting assembly, a second connecting assembly and a conductive connecting assembly. The protection device has a normal state and an alarm state. When the protection device is in the normal state, the first connecting assembly and the second connecting assembly are spaced apart, and the overload protection circuit is open. When the protection device is in the alarm state, the first connecting assembly is electrically connected with the housing of the first battery, the second connecting assembly is electrically connected with the housing of the second battery, at least one of the first connecting assembly and the second connecting assembly moves to be electrically connected with each other, and the overload protection circuit is closed.

Protection device used in battery pack, battery pack and vehicle

The present disclosure provides a power battery pack, including: a battery pack case, at least one battery module, and a return pipe. An oil inlet and an oil outlet are formed on the battery pack case, and insulation oil is charged from the oil inlet into the battery pack case. Each of the at least one battery module is disposed in the battery pack case, and each battery module includes a module case and at least one unit cell disposed in the module case. The unit cell is immersed in the insulation oil, and the bottom of the module case is provided with a through hole and the top of the module case is provided with at least one exhaust vent. The return pipe is disposed outside the battery pack case, and the return pipe is connected between the oil outlet and the oil inlet.

Power battery pack

A heat sink and power battery system are provided. The heat sink includes a heat dissipation plate and a cover plate. The heat dissipation plate includes a bottom plate and a plurality of fins arranged on the bottom plate in a comb-like pattern. The cover plate is fixedly connected to the heat dissipation plate. The fins of the heat dissipation plate are disposed between the bottom plate and the cover plate, and an air duct is formed among the bottom plate, the fins, and the cover plate.

Heat sink and power battery system

An electrochemical storage cell is disclosed that comprises a core and a rectangular shell that receives the core snugly therein. The rectangular shell has first and second open ends. A first end cap is used to close the first open end. An anode terminal extends through the first end cap from an interior portion of the electrochemical storage cell to an external portion thereof. A first gasket is secured within the rectangular shell between the first end cap and the core to resiliently hold the core away from the first end cap. A second end cap is used to close the second open end. A cathode terminal extends through the second end cap from an interior portion of the electrochemical storage cell to an external portion thereof. A second gasket is secured within the rectangular shell between the second end cap and the core to resiliently hold the core away from the second end cap.

Construction of electrochemical storage cell with conductive bridge

A power battery module includes a battery accommodating assembly having a plurality of separators, each separator comprising: a separator body having a front portion defining a front accommodating groove and a rear portion; a left cover; a right cover, a battery group, a power connection member, a power connection line and a line snap-fit; in which adjacent separators are detachably connected with each other, and the front accommodating groove of one of the adjacent separators and the rear portion of the separator body of the other of the adjacent separators define a battery chamber, and a snapping hole is formed in at least one of upper and lower walls of the front accommodating groove.

Power battery module with detachable separators

Construction of electrochemical storage cell with conductive block

A battery explosion-proof device battery explosion-proof device includes a valve body, a rupture plate, and a protecting cover. The valve body includes a base portion and a shaft portion connected with the base portion. The shaft portion may be formed with threads on an external circumferential surface thereof and with a venting passage. The rupture plate may be disposed inside a concaved portion of the base portion for sealing the venting passage. The protecting cover covers the concaved portion.

Battery explosion-proof device and battery pack comprising the same

Wireless earset

An electricity supply system comprises: a battery module, a control module, and a distribution box. The battery module includes at least two in-series modules, each comprising at least two battery groups connected in series. The control module is connected with the battery module and includes an IGBT module, a relay module, and a relay control module. The relay module includes a plurality of relays K. Each in-series module is connected to the relay module. The relay module is connected to the IGBT module. The relay control module is configured for controlling ON or OFF of each relay K so as to select an in-series module to work with the IGBT module. The distribution box is connected with the control module.

Electricity supply system

A power battery assembly may include a battery circuit and a circuit protecting unit. The circuit protecting unit may be connected in series with the battery circuit. The circuit protecting unit may include a relay and a current sensing unit connected in series with the battery circuit. A switching unit is connected with the relay for controlling the switching of the relay, and a controller is connected with the switching unit and to the current sensing unit to control switching on or switching off the switching unit based on comparison of the current value detected by the current sensing unit, and sent to the controller with a first predetermined current value.

Power battery assembly and electric vehicle comprising the same

A connector between battery modules and a battery system comprising the same are provided. The connector between battery modules comprises: first and second connecting pieces (), the first connecting piece () being electrically connected to an output end of a first battery module, the second connecting piece () being electrically connected to an output end of a second battery module adjacent to the first battery module, and the first connecting piece () and the second connecting piece () being electrically connected to each other so as to form an electrically-connected part therebetween; a clamping unit configured to clamp the electrically-connected part; and a support (), the clamping unit being fixed onto the support () so as to support the electrically-connected part between the first connecting piece () and the second connecting piece ().

Connector between battery modules and battery system comprising the same

Growing community of inventors

Shenzhen, China

Qing Lai