CPVC cable protection pipe

The utility model discloses a CPVC cable protection tube. Pipe body, a plurality of semispherical grooves are evenly formed in the inner wall of the pipe body in the circumferential direction, balls and connecting rings are installed in the grooves, the balls protrude out of the surface of the inner wall of the pipe body, penetrating holes are formed in the middles of the balls, connecting ring sleeves penetrate through the penetrating holes to connect the balls together, the balls rotate with the connecting rings as axes, and reinforcing rings are arranged on the sides, close to the outer wall of the pipe body. The cable conduit is simple in structure, the balls are arranged on the inner wall of the conduit body, a cable is prevented from making contact with the inner wall of the conduit body when penetrating into the conduit body, friction is reduced, the cable can move in the conduit body conveniently in a labor-saving mode, and the connecting ring can enable the balls to rotate stably. 本实用新型公开了一种CPVC电缆保护管