Floor automatic cleaning vehicle

The invention discloses a floor automatic cleaning vehicle. The vehicle comprises a vehicle frame, a chassis, a control mechanism and a cleaning mechanism. The chassis is arranged at the bottom of the vehicle frame, and is provided with front wheels, rear wheels and a steering mechanism enabling the front wheels to turn. The control mechanism comprises a driving motor, a controller and a range sensor, wherein the driving motor is connected to the rear wheels so as to drive the rear vehicle wheels to rotate, the controller is connected to the driving motor, and the range sensor is arranged at the front end of the vehicle frame and is connected to the steering mechanism through the controller. The cleaning mechanism comprises a dust collection box arranged on the vehicle frame; a rolling brush arranged on the chassis, a cleaning motor connected to the rolling brush so as to drive the rolling brush to rotate; multiple floating suction ports arranged on the periphery of the rolling brush and communicated with the dust collection box; impellers disposed inside the floating suction ports; and a brushless motor connected to the impellers and driving the impellers to rotate so as to make the floating suction ports generate suction forces. The floor automatic cleaning vehicle can automatically clean the floor through the cooperation of the rolling brush and the floating suction ports, so that the labor amount of housework for people can be greatly reduced.