Leaf filter cloth changing and hoisting device

The utility model relates to the technical field of aluminum oxide production equipment, in particular to a leaf filter cloth changing hoisting device which comprises a supporting frame and a hoisting frame movably arranged at the top of the supporting frame. The lifting frame is in a fan-shaped arc ring shape, a plurality of lifting chains are uniformly connected to the lower surface of the lifting frame at intervals in the circumferential direction, and hooks for hanging filter cloth are arranged at the tail ends of the lifting chains; a lifting ring is arranged above the lifting frame, a plurality of lifting lugs used for being connected with the lifting ring are arranged on the upper surface of the lifting frame at intervals, lifting belts are arranged on the lifting lugs, and the lifting belts are connected with the lifting ring. The cloth replacement hoisting device for the leaf filter is reasonable in structure, and the working efficiency of replacing the filter cloth can be effectively improved. 本实用新型