Prefabricated duct piece hoisting tool

The prefabricated segment hoisting tool comprises a cross beam, two rib plates and locking bolts, the cross beam is provided with lifting lugs, the two rib plates are symmetrically fixed to the two ends of the cross beam, the distance between the two rib plates is consistent with the axial length of a prefabricated segment, fixing holes are formed in the lower portions of the rib plates, and the locking bolts are arranged in the fixing holes. The fixing holes are used for being aligned with hole positions of prefabricated bolt holes in the end face of the shaft end of the prefabricated pipe piece, the locking bolts are arranged in the prefabricated bolt holes of the prefabricated pipe piece, and the rib plate is connected to the prefabricated pipe piece through cooperation of the locking bolts and the locking nuts. The pipe piece hoisting device can conveniently and rapidly hoist pipe pieces which are damaged at any time or need to be replaced, rapidly solves the existing problems, saves manpower and material