Double-power-source urban rail transit fly-by-wire comprehensive detection vehicle

The invention belongs to the technical field of urban rail engineering machinery, and provides a double-power-source urban rail transit telex comprehensive detection vehicle which comprises a vehicle frame, walking systems are arranged at the two ends of the lower portion of the vehicle frame, and a vehicle body is arranged on the upper portion of the vehicle frame. The double-power-source fly-by-wire comprehensive detection vehicle comprises two transmission modes, namely, double-power-source electric transmission formed by a contact net or a contact rail and a power storage battery and double-power-source electric transmission formed by the contact net or the contact rail and an internal combustion engine, the contact net or the contact rail is subjected to current collection to serve as a main power source, the power storage battery or the internal combustion engine serves as a second power source, and the power storage battery or the internal combustion engine serves as a third power source. The vehicle f