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    • 9. 发明申请
    • Pre-Tensioned Centrifugal Concrete Pile Provided with Steel Strand and Manufacturing Method
    • 钢绞线预紧力离心混凝土桩及其制造方法
    • US20160333583A1
    • 2016-11-17
    • US15106722
    • 2015-01-19
    • Xiangyang Yu
    • Gang GanXiangyang YuKai Zeng
    • E04C3/32E04C5/08B28B11/24E04C5/16B28B23/00B28B23/10E04C3/34E04C5/06
    • E04C3/32B28B11/245B28B23/005B28B23/10E02D5/30E04C3/34E04C5/0618E04C5/0631E04C5/08E04C5/122E04C5/162
    • A pre-tensioned centrifugal concrete pillar comprises, a concrete body (1), a steel cage comprising a plurality of pre-stressed rebars, a plurality of stirrups (4); and two plates (2), the rebars are steel strands (3), a plurality of conical through holes (21) are provided on the plate (2), and multiple clips (5) are disposed inside each conical through hole (21), each clip (5) having a toothed inner surface (51), the multiple clips (5) are spliced together to form a chock assembly (6) for clamping each steel strand (3), and a peripheral surface of the chock assembly (6) has a conical surface (61); a clamping hole (62) is formed in the center of the chock assembly (6), the steel strand (3) passes through a clamping hole (62) and is clamped tightly. It is a practical and feasible centrifugal concrete pillar. The present invention also comprises a method for manufacturing a pre-tensioned centrifugal concrete pillar.
    • 预张紧的离心式混凝土柱包括混凝土体(1),包括多个预应力钢筋的钢笼,多个箍筋(4); 和两个板(2),钢筋是钢绞线(3),多个锥形通孔(21)设置在板(2)上,多个夹子(5)设置在每个锥形通孔(21)的内部, 每个夹具(5)具有带齿的内表面(51),所述多个夹子(5)被拼接在一起以形成用于夹紧每个钢绞线(3)的轴承组件(6)和所述轴承组件的外周表面 6)具有锥形表面(61); 在轴承组件(6)的中心形成有夹紧孔(62),钢丝绳(3)穿过夹紧孔(62)并被紧紧夹紧。 这是一个实用可行的离心式混凝土柱。 本发明还包括一种用于制造预张紧的离心式混凝土柱的方法。