Subdivision formula sealing member

The utility model discloses a subdivision formula sealing member, including the sealing member body that is half -circular arc, the outer terminal surface of sealing member body is equipped with annular sloped surface, be equipped with a plurality of first screw holes that run through between the inside and outside wall on the sealing member body, the both ends of sealing member body are equippedwith the second screw hole, and the one end of second screw hole is located the side terminal surface of sealing member body, and the other end is located sealing member body lateral wall, the secondscrew hole extends to the outer wall of sealing member body, the medial surface of sealing member body is equipped with first arc wall and arc step face, its characterized in that: the both ends of sealing member body are equipped with the water conservancy diversion structure, water conservancy diversion structure one end and first arc wall intercommunication, the other end communicates with thelateral wall of sealing mem