The present invention discloses a new type of prestressed concrete pipe pile, including the wall inner surface and the outer surface of a pipe wall is arranged in the steel frame is composed of a plurality of axial and transverse stirrup reinforcement bars are arranged in parallel along the axial direction, which is characterized by the outer surface of regularly arranged around the sub convex teeth at least six extending in the axial direction, the surface between the convex teeth is flat, equal to the number of axial reinforcement quantity and convex teeth, from a cross section to observe, the convex tooth is an isosceles trapezoid convex tooth, the connection between the straight line, the advantages on the outer surface of all surfaces are flat, in improving the external surface area of pile at the same time, can make a pile using the plane template conveniently. ?
【技术实现步骤摘要】
【技术保护点】
一种新型预应力混凝土管桩，包括由内表面和外表面围成的管壁，所述的管壁内设置有由轴向钢筋和沿所述的轴向钢筋并列设置的多个横向箍筋构成的钢筋骨架，其特征在于所述的外表面有规律地环绕分布设置有至少六个轴向延伸的凸齿，所述的凸齿之间的表面为平面，所述的轴向钢筋数量与所述的凸齿的数量相等，从横截面来观察，所述的凸齿呈等腰梯形，所述的凸齿之间的连线为直线。
【技术特征摘要】
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