Elevator capable of reducing returned materials

The invention discloses an elevator capable of reducing returned materials. The elevator capable of reducing the returned materials comprises a shell, a lifting belt is rotatably arranged in the shell, and a plurality of lifting hopper mechanisms are arranged on the lifting belt at intervals; the lifting hopper mechanism comprises a hopper arranged on a lifting belt, an opening is formed in the side face of the hopper, a cover is hinged to the opening through a torsional spring, an inner hopper is movably arranged in the hopper, a push rod is connected to the inner hopper, a sliding groove in the horizontal direction is formed in the side face of the hopper, and at least part of the push rod extends out of the hopper from the sliding groove. A discharging hopper is arranged at the upper end of the shell; a limiting groove is formed in the inner wall of the shell. The limiting groove is composed of a first vertical section, a first inclined section, a second inclined section and a second vertical section from