Novel screw pile

The utility model discloses a novel screw pile. The novel screw pile comprises a pile body, blades and a pile tip. The novel screw pile is characterized in that the blades are arranged on the pile body and comprise the first blade and the second blade; an outer covering sleeve is arranged at the top of the pile body, the top of the pile body and the outer covering sleeve are respectively provided with two sets of opposite penetrating holes, the pile tip is arranged at the bottom of the pile body, the first blade and the second blade rotate around the pile body, the bottom of the pile tip is a plane, and the top of the pile tip is provided with a branching structure fixedly welded to the bottom of the pile body. The top of the pile body and the outer covering sleeve are respectively provided with two sets of opposite penetrating holes, the pile tip is welded to the pile body through a steel bar, the open pile tip is formed, and the machining and welding workloads are reduced. Because the pile tip is open, soil