Transportation device for shield segments

The utility model discloses a transportation device for shield segments, which comprises a base and a track, wheels are fixed at the lower end of the base, the wheels are in rolling contact with the track, a support plate is mounted on the base, a side plate and a positioning table are respectively fixed on the support plate, a built-in groove is arranged on the positioning table, and a cylinder body is fixed in the built-in groove. An extrusion plate is fixed to a piston rod of the cylinder body, a duct piece body is clamped between the side plate and the extrusion plate, a sponge mat wrapping the side plate and the positioning table is fixed to the supporting plate, the duct piece body is erected on the sponge mat, and a traction ring is fixed to one side of the base. The pipe piece body can be clamped and positioned through the cooperation of the side plates and the positioning table, a buffering protection effect can be achieved through the cooperation of the side plates and the sponge pads when the pipe