The utility model relates to the technical field of vehicle cover tarpaulin devices, in particular to a material vehicle cover tarpaulin device. Comprising a
material transport vehicle, a guide groove, a guide rod, a guide block, a pressurizing valve, a mounting base, a driving motor, a driving shaft, a driving gear, a fixed toothed plate, covering tarpaulin, a
water storage tank, a water suction pump, a water suction
pipe, a connecting hose, a water conveying
pipe, a spraying
pipe, a spraying head, a connecting support, a sliding
assembly, a mounting
assembly and a connecting
assembly. A water conveying pipe is arranged above the connecting support, one end of the connecting hose is fixedly connected with the side wall of the water conveying pipe, the two ends of the water conveying pipe are each provided with two sets of spraying pipes, multiple sets of spraying heads are arranged on the inner walls of the spraying pipes, and the side walls of the two ends of the water conveying pipe are each provided with two sets of pressurizing valves. According to the device, automatic unfolding and folding of the covering tarpaulin are achieved, the efficient cleaning function is integrated, and the operation efficiency and practicability of the
coal mine
material transport vehicle are improved.