斜井盾构原位无扩大硐室地下拆解技术研究.pdf

2016年11月下 施工技术 第45卷第22期 CONSTRUCTION TECHNOLOGY 39 D0I:10.7672/5js2016220039 斜井盾构原位无扩大硐室地下拆解技术研究* 张社军 (中国铁建重工集团有限公司，湖南长沙410100) [摘要]盾构斜井地下原位无扩大酮室拆解受空间限制和地质条件等多种因素影响，无法直接使用大型吊装工具 进行盾构拆解.为满足盾构在斜井地下有限空间内的安全、高效、快速拆解需要，必须开展盾构大型部件原位地下 无扩大酮室拆解施工技术研究.因此，结合盾构施工斜井工程要求和盾构地下拆解施工条件，介绍了盾构大型关 键部件进行完整拆解技术研究. [关键词]盾构：斜井；地下拆解；原位无扩大酮室 [中图分类号]TD40 [文献标识码]A [文章编号]1002-8498(2016)22-0039-03 Research of the Underground Disassemble Technique for Shield Machine in Inclined Shaft Without In-situ Expanding Cavern Zhang Shejun (China Raihoay Construction Heary Industry Co.Ld.Changsha Hu'nan 410100 China) Abstract:Shield inclined shaft underground dismantling without in-situ expanding cavern is affected by space and geological conditions and other factors.It cannot directly dismantle the large parts with lifting tool.In order to meet the safety efficient and rapid dismantling of shield machine in inclined underground finite space research on disassemble construction technique of shield machine is carried out in inclined shaft without in-situ expanding cavern.Therefore according to the construction requirement of inclined shaft engineering and shield underground dismantling construction conditions the pletion disassemble technology of large key parts for shield machine are studied. Key words:shields;inclined shaft;underground disassemble;in-situ expanding cavern 盾构无论是硐外拆解或是在扩大酮室拆解，通设备实施拆解，主要应用在拆解地段地层结构稳 常采用大部件整体吊装的方法，在大吨位起重机的定，便于安装大型吊装设备的情况.而进行煤矿 配合下，逐块顺序拆解.目前国内外盾构拆解一 斜井盾构的地下拆解，受环境条件、空间条件、作业 般有3种成熟模式：①城...