Conveyer pipe fixing frame for concrete pump truck

The utility model discloses a conveyer pipe fixing frame for a concrete pump truck. The conveyer pipe fixing frame for the concrete pump truck comprises a supporting arm, wherein one end of the supporting arm is fixedly installed on a concrete pump truck arm frame, at least two hoops are arranged at the other end of the supporting arm, each hoop comprises a semicircular upper half hoop piece and a semicircular lower half hoop piece, one end of each upper half hoop piece and one end of the corresponding lower half hoop piece are hinged into a whole through a hinge shaft, the other end of each upper half hoop piece and the other end of the corresponding lower half hoop piece are movably connected through a bolt, the inner wall of each upper half hoop piece and the inner wall of the corresponding lower half hoop piece are provided with rubber linings respectively, and a plurality of anti-slip protrusions are arranged on the surfaces of the rubber linings. The conveyer pipe fixing frame for the concrete pump truc