Urban wastewater discharge structure

The utility model relates to a town wastewater discharge structure, which belongs to the technical field of drainage, and comprises a cylindrical flap valve body and a cover plate, one side of the flap valve body is fixedly connected with a fixed block, and the other side of the flap valve body is provided with an inclined contact surface; a movable groove is formed in the contact face, a movable rod is installed in the movable groove, a supporting column is fixedly connected to the side, close to the contact face, of the movable rod, a second air hole is formed in the bottom of the movable groove, a baffle is arranged in the second air hole, and the supporting column penetrates through the movable rod and the baffle. A fourth air hole and a third air hole are formed in the flap valve body, and one-way valves are arranged in the third air hole and the third air hole; the supporting column is jacked by the cover plate, the rotating speed of the cover plate is reduced, rigid impact of the flap valve body is red