装配式轨道成套技术在苏州地铁中的优化应用  

Optimized Application of Assembly Track Technology in Suzhou Metro

作　　者：王占生[1] 陈鹏 徐寿伟 翟贝贝 代彪 WANG Zhansheng;CHEN Peng;XU Shouwei;ZHAI Beibei;DAI Biao(Suzhou Rail Transit Group Co.,Ltd.,Suzhou,Jiangsu 215004;Track Engineering Technology Center,Beijing Urban Construction Design&Development Group Co.,Ltd.,Beijing 100037;China Railway Electrification Engineering Group Co.,Limited,Beijing 100036)

机构地区：[1]苏州市轨道交通集团有限公司,江苏苏州215004 [2]北京城建设计发展集团股份有限公司北京市轨道结构工程技术研究中心,北京100037 [3]中铁电气化局集团有限公司,北京100036

出　　处：《都市快轨交通》2021年第5期100-104,共5页Urban Rapid Rail Transit

基　　金：北京市科技计划项目(Z151100001315008);北京市科技计划项目(Z171100002117003)。

摘　　要：在总结城市轨道交通板式轨道应用现状及存在问题的基础上,阐述装配式轨道的核心技术理念,以及在苏州地铁5号线典型工况条件下的优化应用技术要点,包括根据工程条件确定的主要技术参数,国内首次采用的钢纤维细石混凝土填充层、喷涂型隔离层等技术,以及基于第三代预制板精调设备和测控系统技术优化的施工工艺等。应用结果表明,该技术具有施工工序少、施工效率高、轨道平顺性好等诸多优点,为装配式轨道技术的进一步推广应用提供参考与借鉴。Using the summary of the application status and existing problems of slab tracks in urban rail transit,this paper expounds on the core technical concept of prefabricated track and its optimization application under the typical working conditions of Suzhou Metro Line 5.This includes the main technical parameters determined by the engineering conditions,steel fiber-reinforced fine aggregate in concrete filling layer,spray type isolation layer,and other technologies adopted for the first time in China.The construction technology was optimized based on the third generation of precast slab fine adjustment equipment,and measurement and control system technology.The application results show that the technology has many advantages,such as fewer construction procedures,high construction efficiency,and good track smoothness.This provides a reference for further application of prefabricated track technology.

关 键 词：轨道交通 装配式轨道 钢纤维细石混凝土 喷涂型隔离层 系列化施工装备 

分 类 号：U213.4[交通运输工程—道路与铁道工程]