JQ600型下导梁架桥机结构设计

Structural design for JQ600 bridge girder erecting equipment with lower guiding beam

通过分析秦沈客运专线整孔混凝土箱梁架设工况 ,优选下导梁型架桥机 ,并对JQ6 0 0型下导梁架桥机关键技术设计及总体技术水平进行阐述。

A bridge girder erecting equipment with lower guiding beam is preferably adopted through analyzing working condition for erecting concrete box girder on Qinshen Line. The paper introduces key technological design and overall technical level of JQ600 bridge girder erecting equipment with lower guiding beam.