A kind of construction technology of mushroom head stake shape

A kind of construction technology of mushroom head stake shape

  • CN 107,354,938 A
  • Filed: 08/24/2017
  • Published: 11/17/2017
  • Est. Priority Date: 08/24/2017
  • Status: Active Application
First Claim
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1. a kind of construction technology of mushroom head stake shape, it is characterised in that the construction technology comprises the technical steps that:

  • The first step:

    Stake positioning;

    Second step:

    The hole more slightly larger than stake footpath is bored, for placing carrying sleeve;

    3rd step:

    It is pressed into carrying sleeve;

    4th step:

    Bentonite slurry is irrigated into the hole being drilled to prevents collapse hole, starts simultaneously at and bores stake path portion hole;

    5th step:

    The hole of stake path portion is bored to desired depth;

    6th step:

    After the completion of the hole of stake path portion, tub scraper bowl is changed into mushroom head drilling tool;

    7th step:

    With mushroom head drilling tool by the bottom moulding of drilling;

    8th step:

    Check the depth of drilling;

    9th step:

    In the hole that steel reinforcement cage insertion is drilled to;

    Tenth step:

    Insert Grouting Pipe;

    11st step:

    The dregs in bottom hole is trickled down with air pump cleaning;

    12nd step:

    With Grouting Pipe concrete perfusion;

    13rd step:

    Withdraw Grouting Pipe;

    14th step:

    Carrying sleeve is pulled up, completes the construction of mushroom head stake shape.

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