高强预制管桩高能量锤击沉桩施工技术研究  

Research on High Strength Prefabricated Pipe Pile Driven by High-Energy Hammer Construction Technology

作　　者：王民权 WANG Minquan(China Railway 20th Bureau Group Municipal Engineering Co.,Ltd.,Lanzhou 730030,China)

机构地区：[1]中铁二十局集团市政工程有限公司,甘肃兰州730030

出　　处：《河南科技》2025年第4期68-73,共6页Henan Science and Technology

摘　　要：【目的】探索高强预制管桩在高能量锤击设备条件下施工的可行性和控制标准。【方法】通过理论计算和现场试验,深入研究高能量设备锤击沉桩施工技术。【结果】通过试验分析,确定高能量锤击沉桩应以桩长控制为主,贯入度控制为辅。【结论】研究结果解决了在特定地层条件下高能量锤击沉桩施工控制标准,验证了高能量条件下施工的可靠性,为类似地层条件下高强预制管桩高能量锤击沉桩施工提供了参考。[Purposes]This paper aims to explore the feasibility and control standards of constructing high-strength prefabricated pipe piles under high-energy hammering equipment conditions.[Methods]Through the use of theoretical calculations and on-site experimental methods,in-depth research is con⁃ducted on the construction of high-energy equipment hammer sinking piles.[Findings]Through experi⁃mental analysis,it is determined that the control of pile length should be the main method for sinking piles with high-energy hammers,with penetration control as the secondary method.[Conclusions]This study solved the construction control standard for high-energy hammer sinking piles under specific geo⁃logical conditions and verified the reliability of construction under high-energy conditions,providing a reference for the construction of high-strength prefabricated pipe piles with high-energy hammer sink⁃ing piles under similar geological conditions.

关 键 词：高强预制管桩 沉桩控制 对比分析 贯入度 桩长 

分 类 号：TU753.3[建筑科学—建筑技术科学]