The invention relates to the technical field of bridge engineering, and particularly discloses a precast beam bridge girder erection machine which comprises a main beam and a crane carriage, the crane carriage comprises a cross beam, a hoisting mechanism and a hoisting mechanism, and the hoisting mechanism comprises a hanging bracket installed at the lower end of the hoisting mechanism, a swing driver installed on the hanging bracket and two hanging tool units arranged on the hanging bracket in a left-right opposite mode; each lifting appliance unit comprises a lifting belt of which the upper end is mounted on the lifting frame and is connected with the swing driver, a butt joint arranged at the lower end of the lifting belt, and an electromagnet movably assembled in the butt joint; wherein one lifting appliance unit further comprises a locking hook rotationally installed on the butt joint, a torsional spring connected between the butt joint and the locking hook, a limiting piece arranged on the locking hook and an unlocking piece arranged on the butt joint, and the other lifting appliance unit further comprises a locking pin arranged on the butt joint. According to the precast beam bridge girder erection machine, the construction efficiency is improved, and the safety risk is reduced.
本发明涉及桥梁工程技术领域,具体公开了一种预制梁架桥机,包括主梁、起重小车,起重小车包括横梁、起升机构、吊装机构,吊装机构包括安装在起升机构下端的吊架、安装在吊架上的摆动驱动器、左右相对设置在吊架上的两个吊具单元;各吊具单元均包括上端安装在吊架上并连接摆动驱动器的吊带、设置在吊带下端的对接头、移动装配在对接头内的电磁铁,其中一个吊具单元还包括转动安装在对接头上的锁定钩、连接于对接头和锁定钩之间的扭簧、设置在锁定钩上的限位件、设置在对接头上的解锁件,另一个吊具单元还包括设置在对接头上的锁定销。该预制梁架桥机提高了施工效率,降低了安全风险。
Precast beam bridge girder erection machine
一种预制梁架桥机
16.05.2025
Patent
Elektronische Ressource
Chinesisch
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