Self-cleaning bucket elevator

The utility model belongs to the technical field of lifting equipment, and particularly relates to a self-cleaning bucket elevator which comprises a fixed shell, the fixed shell is composed of a rectangular connecting part at the top, an inclined face drainage part at the bottom and an arc-shaped part, an access hole is formed in the arc-shaped part, and a hook and a connecting shaft are arranged at the outer end of the access hole. The fixed shell is rotationally connected with an access door through a connecting shaft, a tensioning handle is arranged on the outer wall of the access door, the tensioning handle is buckled with a hook to lock the access door to the fixed shell, first supporting plates are arranged on the two opposite faces of the fixed shell and connected with first adjusting bolts, and the top of the fixed shell is connected with a movable shell. The movable shell is in transmission connection with the first adjusting bolt, the movable shell slides on the inner wall of the fixed shell and is