基于数控技术的自动化冲击钻孔灌注桩施工技术  

Based on the technology of numerical control automatic impact bored piles construction technology

作　　者：方军 张雪锋 陈巍 

机构地区：[1]浙江头门港投资开发有限公司,浙江台州317015

出　　处：《混凝土》2015年第2期158-160,共3页Concrete

摘　　要：结合临海头门港区跨海大桥钻孔灌注桩施工实例,对数控技术的自动化冲击钻孔灌注桩工艺原理、钻机就位、泥浆制备、程控系统安装、调试、自动冲击钻孔、清孔、钢筋笼安装及灌注水下混凝土等方面进行了详细的研究分析。分析表明采用数控技术的自动化冲击钻孔桩施工工艺,加快了施工进度、降低了工程成本,而且所有桩基经超声波检查均为I类桩,施工质量好。Combining with the linhai head door harbor bridge bored piles construction examples, the principle of numerical control tech- nology of automatic impact bored pile technology, drilling emplacement, mud preparation, program - controlled system installation, de- bugging and automatic impact drilling, hole cleaning, install and pouring underwater concrete reinforcing cage and so on has carried on the detailed analysis of the research.Analysis shows that the numerical control technology in the automatic impact bored pile construction technology, speed up the construction progress, reduce the engineering cost, and all by ultrasonic examination are Ⅰ type of pile, pile foundation construction quality is good.

关 键 词：数控技术 自动化冲击钻孔 灌注水下混凝土 程控系统 

分 类 号：TU528.063[建筑科学—建筑技术科学]