2011年12月上 施工技术 第40卷第354期 CONSTRUCTION TECHNOLOGY 61 无砟轨道水泥乳化沥青砂浆泵送 施工技术的研究与应用 刘竞，郑新国1，韩志强2，林茂2，曾志，翁智财，崔鑫，张景辉2 (1.中国铁道科学研究院铁道建筑研究所，北京100081； 2.中国水利水电建设集团公司，北京100048) [摘要]针对吊车吊装中转运输砂浆的各种弊端，通过泵机选型、管路设计、现场调试与应用等，研发出适用于水泥 乳化沥青砂浆大规模快速施工的泵送设备及工艺.该泵送设备可直接采用砂浆搅拌车的备用电源，不需外接电 源，使用方便，操作简单，容易清洗，故障率低；泵送时对砂浆性能影响较小，泵送效率高、运距远，适于桥梁、路基、 隧道等各种施工工况.现场应用情况表明，该泵送技术能大幅提高施工效率，创下单日正线灌注141块轨道板的 纪录；同时节省人力物力，减少材料浪费，降低工程成本，促进文明施工. [关键词]高速铁路；水泥乳化沥青砂浆；泵送；施工技术；设备 [中图分类号]U213.244 [文献标识码]A [文章编号]1002-8498(2011)23-0061-04 Pumping Technology Research and Application of Cement Emulsified Asphalt Mortar in Ballastless Track Liu Jing' Zheng Xinguo' Han Zhiqiang? Lin Mao2 Zeng Zhi' Weng Zhicai' Cui Xin' Zhang Jinghui2 (1.Railway Construction Institute China Academy of Railway Sciences Beijing 100081 China; 2.Sinohydro Corporation Beijing 100048 China) Abstract:Considering the disadvantages of crane lifting transfer transport for mortar the pumping equipment and technology for rapid large-scale construction of cement emulsified asphalt mortar are developed by pump selection pipeline design field debugging and application and so on.The pumping equipment can directly use the power of mortar mixer no external power supply easy to use and clean simple operation low failure rate less influence on mortar high pumping efficiency long transmission distance away suitable for bridges roadbed tunnels and other construction conditions.Field application shows that the pumping technology can significantly improve construction ef...
无砟轨道水泥乳化沥青砂浆泵送施工技术的研究与应用.pdf
