Conveniently hoisted and quickly fixed steel truss lifting device

The invention discloses a conveniently hoisted and quickly fixed steel truss lifting device which comprises an assembled bed-jig and a carrying bracket. The assembled jig-bed extends transversely, thecarrying bracket is vertically fixed to one side of the top of the assembled bed-jig, and a fixing assembly is arranged on the top of the carrying bracket; a hydraulic lifter is arranged at the center of the top of the fixing assembly, a steel strand is vertically arranged in the middle of the hydraulic lifter, a lifting hook is arranged at the bottom end of the steel strand, a steel truss is arranged on the top of the assembled jig-bed transversely, and the side, close to the carrying bracket, of the steel truss is detachably connected to the lifting hook. The conveniently hoisted and quickly fixed steel truss lifting device has the beneficial effects that by arranging a guide rail which supports the steel truss to move transversely on the surface of the assembled jig-bed and arranging ajack which pushes the ste