Bridge girder erection machine/Launching gantry/Lunching girder

Product Description:

Product Description

Bridge girder erection machine merges an adaptation of a wide range of work, excellent performance, convenient operation, safety structure into a single whole. It has the steel structure of rail type precast beam hoisting rack equipment. This product can be used not only in plain construction, but also to meet the construction of mountain highway slope, curved bridge, skew bridge and tunnel bridge requirements.

The bridge girder erection machine consists of main girder, crane, front legs, rear legs, front leg cylinder, rear leg cylinder and the transverse connection of front, middle, rear legs. The control part is composed of hydraulic system and electric control system. The bridge girder erection machine is characterized by reasonable compact structure and convenient installation, the main standard girder is connected by pin connection. The double girder structure is connected between the two frame girders by welded pipe.

The bridge girder erection machine not only can meet the standard set up, but also it can meet the cross curve erection, variable span erection, span continuous beam, composite beam, continuous steel etc. In addition to bridge erection, simply supported girder erection and point lifting, it is characterized by good stability, high efficiency, safety and reliability, variable span convenient adjustment and convenient operation and etc.

Structural Drawing and Technical Parameter

Safety Features

Safety is the most important issue for cranes.To ensure the safety,the following safety devices are equipped.
  *Crane traveling limit switch. 
  *Overload protection device. 
  *Lifting height limit device. 
  *Voltage lower protection function .
  *Phase sequence protection function. 
  *Emergency stop function. 
  *Rain cover for outside hoist, driving units, electric cubicle. 
  *Warning indicator : flashing nights and warning sounds. 
  *Wire-less infra-detector for anti-collusion.