Construction method of concrete pile

Construction method of concrete pile

CN
  • CN 101,768,970 A
  • Filed: 01/14/2010
  • Published: 07/07/2010
  • Est. Priority Date: 01/14/2010
  • Status: Active Grant
First Claim
Patent Images

1. the job practices of a concrete pile, this method comprises the steps:

  • 1) place, predetermined stake position in ground adopts special upper end to be fixedly connected with the inner tamping tube of diesel hammer, and the inner tamping tube upper end is provided with the fixing dish of ramming, and above-mentioned inner tamping tube is inserted in the outer tube;

    2) by the action of work done up and down of diesel hammer, make to ram to coil to impact outer tube, make outer tube and inner tamping tube simultaneously to being lowered into, until the projected depth of stake;

    3) propose above-mentioned inner tamping tube, insert the prose style free from parallelism inserts of some to the outer tube bottom, by the stroke up and down of diesel hammer, the prose style free from parallelism inserts of inserting is tamped then by outer tube;

    4) carry out above-mentioned filling and impact compacting operation repeatedly, to the outer tube bottom, promptly the certain depth of stake end below and the foundation soil body of scope carry out closely knit reinforcing, until satisfying the pile penetration design load, form the compacted soil body of the optimum of necessary requirement;

    5),,, harsh concrete is tamped by the stroke up and down of diesel hammer to the harsh concrete of outer tube bottom gradation filling scheduled volume by above-mentioned outer tube;

    6) carry out the construction of pile body;

    7) by the outer connecting device of outer tube, in ground, outer tube is proposed.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×