Bridge Girder Erecting Launching Machine Building Crane

Bridge Girder Erecting Launching Machine Building Crane

JQ Road Launching Gantry is a professional construction machinery, which is used to transfer the road concrete precast blocks and bridge beams to the position of abutments or supporters, and then built road or highway bridge. 

It composed of horizontal moving girder devices, main girders, support system, vertical moving gantry devices, horizontal moving gantry devices, hydraulic system and electrical control system. 

Highway bridge is the highway bridge prestressed concrete beam tablet or beam section lifting to bridge bearing on the special construction machinery. Mainly by the beam longitudinal shift flat car assembly, girder components, support system, the longitudinal shift system, the transverse system, hydraulic system, electric control system components. 

Main girder is commonly double beam truss structure. At present domestic highway bridge structure form in roughly the same, the main difference is that the longitudinal guide beam bridge form and via way. According to the longitudinal guide beam forms can be divided into single guide beam bridge and double guide beam bridge, according to the via form is divided into LunGuiShi bridge and walking machine. 

Structural Drawing and Technical Parameter

Safety is the most important issue for cranes.To ensure the safety,the following safety devices are equipped in BL crane.
  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. 
  Warining indicator : flashing nights and warning sounds. 
  Wire-less infra-detector for anti-collusion.

Products Show

YunTian Group products meet the factory, workshop, port, mining, waste disposal, goods scattered, petrochemical, aerospace, military and other industries of universal bridge crane, overhead crane, eot crane, door crane, universal gantry crane, rubber tyre and rail mounted container gantry crane four link type portal crane, quayside container crane, crane, crane hook, mining grab crane, gantry crane, ship loader, grab bucket ship unloader, stacker reclaimer, dredger, mobile platforms and other types of hydraulic crane technical requirements.

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