论文部分内容阅读
1984年底,武汉市政工程机械化施工公司在汉口单洞门排水工程施工中,采用了一种兼有支护、导向作用的土方施工新机具——箱涵顶推引进模,县有提高劳动效率,确保工程质量及邻近建筑物安全等综合效益。箱涵顶推引进模是为狭槽顶进施工设计的专用模具,由支架、顶棚、撑杠、推刀及液压推进系统组成。为适应不同工段的特殊要求,支架及相应附件均按3米、3.4米、5米宽度设计,可拼可拆。施工时,将拼装好的机头吊入事先挖出约5米深的工作坑内,先由反铲挖
By the end of 1984, Wuhan municipal engineering mechanization construction company in Hankou single-hole door drainage project construction, using a support and guidance of earthwork construction of new equipment - box culvert pushing into the model, the county has to improve labor efficiency, To ensure the project quality and safety of adjacent buildings and other comprehensive benefits. Box culvert jacking into the mold for the slot into the construction design of the special mold, by the stent, ceiling, the bar, pushed the knife and hydraulic propulsion system. In order to meet the special requirements of different sections, the bracket and the corresponding accessories are designed according to the width of 3 meters, 3.4 meters and 5 meters. Construction, the assembly of a good nose hanging into the excavation in advance about 5 meters deep pit, the first by the backhoe