深中通道工程超大型构件轮轨式台车移动系统设计与应用  

Design and Application of a Moving System with Wheel-Rail Trolley for Ultra-Large Components Used in Shenzhen-Zhongshan Link

作　　者：董洪静 艾荣军 赵国臻 王晓东 DONG Hongjing;AI Rongjun;ZHAO Guozhen;WANG Xiaodong(CCCC Fourth Harbor Engineering Institute Co.,Ltd.,Guangzhou 510230,Guangdong,China;Southern Marine Science and Engineering Guangdong Laboratory(Zhuhai),Zhuhai 519000,Guangdong,China;Jiangmen Hangtong Shipbuilding Co.,Ltd.of CCCC Fourth Harbor Engineering Co.,Ltd.,Jiangmen 529145,Guangdong,China;The Second Engineering Company of CCCC Fourth Harbor Engineering Co.,Ltd.,Guangzhou 510230,Guangdong,China)

机构地区：[1]中交四航工程研究院有限公司,广东广州510230 [2]南方海洋科学与工程广东省实验室(珠海),广东珠海519000 [3]中交四航局江门航通船业有限公司,广东江门529145 [4]中交四航局第二工程有限公司,广东广州510230

出　　处：《隧道建设（中英文）》2021年第9期1594-1603,共10页Tunnel Construction

基　　金：广东省重点领域研发计划项目(2019B111105002)。

摘　　要：为解决大型构件采用滑移方式移动存在的移动设备结构复杂、操作繁琐、轴线偏差控制难度大、施工效率低、运行成本较高等问题,依托深中通道钢壳混凝土沉管预制项目,研制出一套轮轨式台车移动系统。从总体设计、轮径选择、结构承载力复核、顶板设计和驱动设计等方面对轮轨式台车移动系统进行详细分析,开展现场试验,并进行效率及经济分析对比。实践证明,轮轨式台车移动系统移动工效高、同步性高,且轴线偏差控制满足规范和设计使用要求,可保证8万t级超大型构件移动过程安全高效。Multiple problems will be encountered when the slip mode is adopted in the moving system of a large component.These problems include complex structure,fussy operation,difficult axis deviation control,low construction efficiency,and high operation cost.A moving system with a wheel-rail trolley is designed and developed herein for a steel-shell concrete-immersed tube prefabrication project in the Shenzhen-Zhongshan Link.A detailed analysis on this moving system is conducted from the aspects of the overall design,wheel diameter selection,bearing capacity review,roof design,and drive system design.A field test and a comparison of the construction efficiency and the economic benefits are conducted.The practical results show that the moving system with a wheel-rail trolley has high construction efficiency and synchronization.Its axis deviation control also meets relevant specifications and design requirements,ensuring that ultra-large components with a weight exceeding 80000 tons can be moved safely and efficiently.

关 键 词：钢壳混凝土 沉管预制 管节移动 轮轨式台车 移动系统 承载力复核 驱动系统 

分 类 号：U455.3[建筑科学—桥梁与隧道工程]