Powder conveying pipe for PVC adapter production

The utility model discloses a powder conveying pipe for PVC adapter production, which comprises an inner pipe, a plurality of annularly distributed bumps are arranged on the outer wall of the inner pipe, an arc-shaped limiting strip is arranged on one side, far away from the inner pipe, of each bump, and an arc-shaped rack matched with the arc-shaped limiting strip is arranged on one side, far away from the bump, of each arc-shaped limiting strip; the anti-blocking PVC powder conveying pipe has the beneficial effects that the whole conveying pipe is arranged to be the inner pipe and the outer pipe, arc-shaped limiting strips, arc-shaped racks, inner gear rings, arc-shaped strips and movable shafts are arranged, anti-blocking blades can be driven to swing, PVC powder in the inner pipe can be rapidly dredged, the anti-blocking PVC powder conveying pipe can be suitable for long conveying pipes by arranging an annular opening, a protruding rod, a rotating ring, a through hole and a rotating handle, and the anti-b