| 大跨度重型钢桁架液压爬行滑移施工技术 |
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| 引用本文： | 石教澜. 大跨度重型钢桁架液压爬行滑移施工技术[J]. 钢结构, 2010, 25(11): 58-61,38 |
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| 作者姓名： | 石教澜 |
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| 作者单位： | 武汉一冶钢结构有限责任公司,武汉,430081 |
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| 摘 要： | 通过精心设计与研究,在混凝土平台上搭设临时支架,并铺设钢轨,利用液压爬行设备作为顶推设备,将拼装好的单榀桁架整体顶推至安装位置,并利用液压千斤顶辅助落位,成功解决了大跨度重钢桁架的安装技术难题,为类似工程的施工积累了实践经验。
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| 关 键 词： | 大跨度 重钢 顶推 滑移 就位 |
SLIPPAGE CONSTRUCTION TECHNICAL OF HYDRAULIC PRESSURE CREEPING FOR LONG SPAN HEAVY STEEL TRUSS |
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| Shi Jiaolan. SLIPPAGE CONSTRUCTION TECHNICAL OF HYDRAULIC PRESSURE CREEPING FOR LONG SPAN HEAVY STEEL TRUSS[J]. Steel Construction, 2010, 25(11): 58-61,38 |
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| Authors: | Shi Jiaolan |
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| Affiliation: | Shi Jiaolan (Wuhan Yiye Steel Structure Co.Ltd,Wuhan 430081,China) |
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| Abstract: | Through well design and research,temporary support for concrete platform is set up and steel rail is layyed down.Making use of hydraulic pressure creeping device for pushing gear,assembly single truss is pushed whole to installation location,besides,hydraulic jack is utilized to assist landing,the difficult technical problems of long span heavy steel truss are solved successfully,practical experience is accumulated for construction of similar project afterward. |
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| Keywords: | long span heavy steel pushing slippage take place |
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