现浇X形混凝土桩研究进展分析  

Analysis on Research Progress of Cast-in-situ X-section Concrete Pile

作　　者：张敏霞[1] 丰晓灿 徐平[1] 

机构地区：[1]河南理工大学土木工程学院,河南焦作454000

出　　处：《路基工程》2014年第4期12-16,共5页Subgrade Engineering

基　　金：河南省教育厅自然科学基金(2011A560004);河南理工大学博士基金(Q2013-065);河南理工大学青年基金(Q2013-09)

摘　　要：现浇X形混凝土桩是一种新型异形桩,该桩具有节省桩身混凝土用料,施工简便,单桩承载力高等优点。在现浇X形桩的研发原理、技术特性以及研究成果现状介绍基础上,简要分析了现浇X形桩的足尺模型试验成果和单桩完整性检测情况,并对其应用和前景进行了概述,以期加深人们对现浇X形桩的认识和了解,从而促进对这一新型桩的应用和研究。Cast-in-situ X-section concrete pile is a new special-shaped pile with many advantages, such as concrete saving, simple construction, high bearing capacity of single pile. Based on introduction of the R＆D principle, technique characteristics, study achievements and status quo about this pile, the results of fullscale model test and single pile integrity test were analyzed, and its application and prospect were overviewed, through which, it is expected to deepen the knowledge and understanding of the cast-in-situ X-section pile; thus to expedite the application and study thereof.

关 键 词：现浇X形混凝土桩 异形桩 完整性检测 承载机理 

分 类 号：TU473.14[建筑科学—结构工程]