A semisolid collection device includes a shoveling assembly in a housing and including a retractable scoop, a canopy rotatably put on the scoop, and a roller above the scoop with the canopy moveably passing its surface; a motor including a conveyor belt driven by a motor shaft, and a forward and reverse switch for activating the motor or not; a clamping assembly including first and second clamping plates with the canopy passing therebetween; a transmitting assembly including a reciprocating screw driven by the conveyor belt, a sliding block put on the reciprocating screw, and a mount with the other end of the reciprocating screw disposed therein; two parallel guide rails having one ends secured to the mount; and a connection member secured to the scoop with the other ends of the guide rails and the sliding block secured thereto.