Filling and tamping mechanism for waterproof materials in socket and spigot of reinforced concrete drainage pipeline

The utility model discloses a filling and tamping mechanism for waterproof materials in a socket of a reinforced concrete drainage pipeline. The filling and tamping mechanism solves the problem of how to tamp filling materials of the socket. A waterproof material (6) is filled in the annular butt joint gap (5), a right triangle force transmission frame (7) of a tramper is arranged on the outer side face of the right drainage pipeline (3) on the right side of the annular butt joint gap (5), an extension rod (9) is arranged at the left end of the right triangle force transmission frame (7), and an arc-shaped tamping push rod (10) is fixedly connected to the left end of the extension rod (9). A rear side supporting rod (11) is arranged between the left rear end of an arc-shaped tamping push rod (10) and the left end of a right triangle force transmission frame, a front side supporting rod (12) is arranged between the left front end of the arc-shaped tamping push rod and the left end of a right triangle force tra