Connector for sleeving and dragging PE (Polyethylene) pipeline

The utility model provides a connector for sleeving and dragging a PE (Polyethylene) pipeline. The connector comprises a traction handle with a traction hole, a traction rod, a conical cover, a conical barrel and three arc-shaped iron sheets assuming angles being 120 degrees with each other, wherein the traction handle is arranged at the upper end of the traction rod, and the conical barrel is arranged at the lower end of the traction rod; the conical cover is arranged above the conical barrel, is sleeved on the traction rod, and is provided with a mounting groove integrated with the conical cover; the mounting groove is provided with the arc-shaped iron sheets and is positioned on the outer side of the conical barrel; the thickness each arc-shaped iron sheet close to one end of the conical cover is larger than that of the other end; pulling holes are formed in the middles of the arc-shaped iron sheets; the outer surface of each arc-shaped iron sheet is provided with a screw thread; the length of each arc-sha