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Port Gantry Crane with rail mounted mobile system

Portal Crane is the traveling full-revolving Gantry crane with marine crane type boom, lever movable counterweight balance, cylindrical gantry, lifting hook and grab operation.

 

This model adopts AC VF speed regulation and PLC control and is installed with intelligent "status Monitoring

 

Control System" in English.

This is an ideal model for comprehensive pots and multi-cargo-variety wharfs, pleasing in appearance, safe and reliable in operation, advanced in performance, convenient in repair and endurable in service life.

 

It can be widely applied for handling operation in inland and coastal port.

 

Boom Structure

Adopt lifting wire rope winch system

Hoisting system is fixed with following limit switches and protection devices

Deceleration limit and auto stop switch in Max lifting height

Weight Limiter

Creative Marine Crane type boom

 

Slewing system

Slewing drive consists of 2 sets of drive devices and slewing bearing

Drive device consists of variable frequency motor, vertical normal open hydraulic brake, friction disc torque

limiting coupling, vertical planetary reducer, working/nonworking limiter and small gears.

Vertical NO (normal open) hydraulic brake of drive device is suitable for actural operation of cabin slewing,

slewing speed can be controlled by changing physical strength on pedal brake, and avoid other systems swinging

of barge loader.

Torque limiting coupling of drive device can also act as safety equipment, whose sliding surface can interact only in case of external force impact or abnormal operation, to protect loader from damage.