7800 kW绞吸挖泥船大型铰刀梁安装及镗孔工艺  

Installation and Boring Technology of Large Reamer Beam Bridge Frame of 7800 kW Cutter Suction Dredger

作　　者：陆正林 吴文学 吴玉辉 LU Zhenglin;WU Wenxue;WU Yuhui(CSSC Huangpu Wenchong Shipyard Company Limited,Guangzhou 510725)

机构地区：[1]中船黄埔文冲船舶有限公司,广州510725

出　　处：《广东造船》2023年第2期52-54,57,共4页Guangdong shipbuilding

摘　　要：本文概述了在船厂船坞内仅有200 t吊车的建造条件下,通过工艺创新,解决了超过1000 t的大型铰刀梁的安装及镗孔的难题。铰刀梁安装共策划了三种移位安装方案,选择其中一种最优的方案,圆满地完成大型铰刀梁的安装及镗孔任务,精度及安全达到要求,效果良好。This paper summarizes how to solve the problem of installation and final boring of large reamer beam bridge frame with more than 1000 tons through process innovation under the condition that shipyard’s crane in the dock has only 200 tons lifting capacity,including:reamer beam installation technology,boring technology,etc.Among them,three displacement installation schemes are planned for the installation of reamer beam,and the shipyard selects one of them for successful implementation according to the actual conditions.

关 键 词：铰刀梁 安装工艺 镗孔工艺 

分 类 号：U674.31[交通运输工程—船舶及航道工程]