Fuel mixer truck

The invention relates to the technical field of mixer trucks, and discloses a fuel mixer truck which comprises a fuel engine, a speed reducer and a mixing tank and further comprises a direct drive motor, a power battery, a generator and a control device, the fuel engine is connected with the input end of the generator, the power battery is connected with the output end of the generator, and the output end of the power battery is connected with the direct drive motor. The direct-drive motor is connected with a rotating shaft of the stirring tank through a speed reducer, so that the direct-drive motor drives the stirring tank to rotate; the generator, the power battery and the direct-drive motor are all in signal connection with the control device so as to control charging and discharging of the power battery and the rotating speed and direction of the direct-drive motor. The driving structure of the fuel mixer truck is simple, the direct drive motor supplies energy through the power battery, so that the fuel e