Motor data interaction device, system and vehicle

The embodiment of the invention provides a motor data interaction device, a system and a vehicle, which are used for acquiring data of a motor and monitoring, the device comprises a micro control unit, a wireless communication module, a sensor group and a data server, the micro control unit is in communication connection with the data server through the wireless communication module, and is also connected with the sensor group and a vehicle controller. Vehicle bus information and operation data of the motor are acquired through the sensor group, the operation data is analyzed through the microcontrol unit to obtain analysis data, the analysis data and the vehicle bus information are transmitted to the data server through the wireless communication module, and the data server further processes and analyzes so as to achieve the purposes of comprehensively diagnosing the causes of the faults of the motor and maintaining and improving the motor or providing data support for the technicalimprovement of the vehicle