Unit curtain wall lifting device

The utility model discloses a unit curtain wall lifting device which comprises a frame body with a protective net arranged on the periphery, the frame body comprises a bottom plate, four stand columns, shelves and blocking bodies, two limiting blind holes are formed in the front end of the bottom plate, the four stand columns are vertically fixed above the four corners of the bottom plate, a plurality of layers of shelves are arranged in the frame body, and the blocking bodies are connected with the stand columns. Springs are arranged between the shelf and the two rear stand columns, sliding grooves with openings are formed in the side faces of the two front stand columns, limiting blocks are arranged at the rear ends of the two front stand columns, the shelf comprises an outer frame, an inner extending plate, a cross-shaped supporting plate and a plastic suction cup, the blocking body comprises a cross beam and two blocking columns, the two ends of the cross beam are inserted into the sliding grooves, and th