Wastewater pipe for drainage of building water heating well

The utility model relates to the technical field of building water heating well drainage, in particular to a waste water pipe for building water heating well drainage, which comprises a water inlet grate pipe, a strip-shaped hole is arranged on the surface of the water inlet grate pipe, a poking piece is rotatably connected in the strip-shaped hole, a spring is fixed on the side face of the poking piece, the top end of the poking piece is connected with a pull rope, and the other end of the pull rope is connected with a rotating piece. The rotating sheet is rotationally arranged right above the strip-shaped hole; the waste water pipe for drainage of the building water heating well has the advantages that the poking piece is rotationally connected into the strip-shaped hole, the spring is fixed between the poking piece and the pipe wall of the water inlet grate pipe, the top end of the poking piece is connected with the rotating piece through the pull rope, and the rotating piece is connected to the transmissi