大型斜拉桥索塔钢锚梁-钢牛腿制造相关问题探讨  

Discussion on Manufacture of Steel Anchor Beam and Steel Corbel for Cable Pylon of Large Cable-stayed Bridge

作　　者：吕建锋[1] LV Jianfeng

机构地区：[1]中铁宝桥集团有限公司,陕西宝鸡721006

出　　处：《城市道桥与防洪》2022年第12期179-182,I0015-I0016,共6页Urban Roads Bridges & Flood Control

摘　　要：索塔锚固结构是大型斜拉桥主要受力结构,质量要求高、制造难度大。针对钢锚梁-钢牛腿这种锚固结构,结合工程实例,对其结构特点及制造难点、制造过程中的注意事项、焊接变形控制措施等进行了介绍,并提出了一些设计优化建议,可供类似工程借鉴。The anchoring structure of cable pylon is the main force structure of large cable-stayed bridge,which requires the high quality and is difficult to manufacture. Aiming at the anchoring structure of steel anchor beam and steel corbel, combined with the engineering practices, its structural characteristics,manufacturing difficulties, points for attention in manufacturing process, welding deformation control measures, etc. are introduced, and some suggestions for the design optimization are put forward, which can be used for reference in the similar projects.

关 键 词：斜拉桥 索塔锚固结构 钢锚梁-钢牛腿 精度控制 有关建议 

分 类 号：U445[建筑科学—桥梁与隧道工程]