桩撑下全预制装配式地铁车站拼装技术研究  

Study on Assembly Technology of Prefabricated Subway Stations Under the Pile Bracing System

作　　者：张志刚 ZHANG Zhigang(China Railway Construction Bridge Engineering Bureau Group Sixth Engineering Co.Ltd.,Changchun Jilin 130000,China)

机构地区：[1]中铁建大桥工程局集团第六工程有限公司,吉林长春130000

出　　处：《铁道建筑技术》2023年第7期154-157,162,共5页Railway Construction Technology

基　　金：中国铁建大桥工程局集团公司科技创新项目(DQJ-2020-B09)。

摘　　要：在预制装配式地铁车站施工中,桩撑体系相较于桩锚体系,对周边环境的稳定性和变形控制具有明显优势,是预制装配式地铁车站施工技术发展的必然趋势。依托长春地铁7号线某地铁车站,对桩撑体系预制装配式施工技术进行深入研究,系统介绍桩撑体系下预制装配式地铁车站的一种高效、安全的拼装步序,同时总结分析了该体系装配式施工发生受力转换的特征及受力转换过程中的控制重点,以期所得结论为类似工程项目提供一定的借鉴与参考价值。In the construction of prefabricated subway stations,the pile bracing system has significant advantages over the pile anchor system in terms of stability and deformation control of the surrounding environment,which is the inevitable trend of the construction technology development of prefabricated subway station.Based on a subway station of Changchun Rail Transit Line 7,this paper makes in-depth study on the prefabricated and assembled construction technology of the pile bracing system,systematically introduces an efficient and safe assembly procedure of the prefabricated subway station under the pile bracing system,and summarizes and analyzes the characteristics of the force conversion during the assembly construction of the system and the key control points during the force conversion,so as to provide certain reference value for similar projects.

关 键 词：预制装配式地铁车站 桩撑体系 拼装步序 受力转换 

分 类 号：U231.4[交通运输工程—道路与铁道工程]