摘要
本文介绍SDH曲线穿孔机双稳头结构特点和能够实现直线穿孔和曲线穿孔的原理，以及穿孔机工作时保持头部稳定的原因，分析了影响稳定力矩大小的因素。
Double stable head, the key part of curve track puncher ,is introduced. Meanly about the structure characters of it, the principle of straight line and curve piercing, the reason of the puncher keeping head working stable, and analyzing some factors that affect the value of the moment which keeps the head working stable.
出处
《非开挖技术》
2006年第1期52-54,共3页
China Trenchless Technology
关键词
顶管
曲线穿孔
双稳头
控向
Pipe Jacking, Curve Track Puncher, Double Stable Head ,Direction Controlling
