Stable lifting device for building

The utility model discloses a stable building lifting device which comprises a bottom plate, the left side and the right side of the upper surface of the bottom plate are fixedly connected with the lower surface of a left side plate and the lower surface of a right side plate respectively, grooves are formed in the faces, close to each other, of the left side plate and the right side plate, and the upper surface of the left side plate and the upper surface of the right side plate are fixedly connected with the lower surface of a top plate. The utility model discloses a stable lifting device for a building. A bottom plate, a top plate, a loading frame, a lifting rope, a lifting ring, a traction device, a rotating shaft, a first bearing, a second bearing, a driving wheel, a belt, a driving device, a loading plate, a power supply and a switch are arranged; when materials are lifted to a high layer, a worker firstly controls a motor of the driving device to work through a switch, the motorworks to drive a driven