Steel bell and spigot reinforced concrete blow-off pipe

The utility model relates to the technical field of blow-off pipes, and discloses a steel bell and spigot reinforced concrete blow-off pipe which comprises a blow-off pipe body and a bell and spigot end installed at the tail end of the blow-off pipe body, an inner ring groove is formed in the inner wall of the bell and spigot end, a guide mechanism is arranged on the outer wall of the blow-off pipe body, and the guide mechanism comprises a connecting ring. A plurality of second position correcting grooves are formed in the connecting ring, a movable guide plate is installed on the outer wall of the blow-off pipe body, a sliding groove is formed in the movable guide plate, two guide blocks are connected into the sliding groove in a sliding mode, and the two guide blocks are movably connected with position correcting rods in a sleeving mode. According to the utility model, the position correction rods are transversely inserted, so that the position correction rods penetrate from the bell and spigot ends on the