Manual Single-beam crane is configured by cranespanstructure, cart driving device and manual monorail car and other major parts.
手动单梁起重机系由桥梁,大车传动机构,手动单轨行车等主要部分组成。
2
To install the cranespan before installation, camber, level of metal structure of main girder bending, trolley rail height difference, gauge deviation, diagonal bridge survey.