ZQL32/64型中跨连续梁造桥机墩顶牛腿的设计与应用

Design of bracket on pier top and its application to ZQL32/64 type bridge fabrication machine

通过对目前造桥机支承形式的分析和对ZQL32/64型中跨连续梁造桥机墩顶牛腿两种方案的比较,着重介绍了一种新的造桥机自倒装墩顶牛腿的设计思路,结合兰武二线黄河特大桥的工程实例,介绍了该种牛腿的应用特点。

This paper introduces a new design way of bracket on pier top for bridge fabrication machine after analysis of its support form and comparison between two types of bracket on pier top for ZQL32/64 type bridge fabrication machine.Based on the construction of Yellow River Super Bridge in No.2 line of Lanzhou-Wuwei Railway,a summary is given to characteristics of the kind of bracket.