新型人工挖孔桩自动升降装置在高速铁路上的应用

Application of a New Type of Automatic Lifting Device for Excavated Piles in High-speed Railway

简述了传统人工挖孔桩施工工艺存在的诸多弊端,介绍新型人工挖孔桩自动升降装置的研发背景和其使用方法,并归纳了其多项新特点。结合工程项目,具体介绍新型人工挖孔桩自动升降装置在高速铁路路基支挡工程中的应用及价值,并且就新型人工挖孔桩自动升降装置的先进性、可行性和可推广性进行了探讨、总结。

The disadvantages of the traditional manual excavated pile construction technology are firstly described,the research and development background of the new manual excavated pile automatic lifting device and its use method are introduced,and many of its new characteristics are summarized.Combined with the engineering project,the application and value of the new type of automatic lifting device for excavated piles in high-speed railway subgrade retaining engineering are introduced in detail,and the advance,feasibility and popularization of the automatic lifting device for excavated piles are discussed and summarized.