Portal slewing crane has been extensively applied to loading and unloading at port and materiel handing at dockyard and metallurgy industry. The main structures are composed of steel frame, lifting mechanism, luffing mechanism, slewing mechanism, crane travel mechanism spreader device (grab,container spreader, and hook and electrmangnetdisk), electrical equipment and other necessary equipments for safety. Steel structures include jib and A-frame, slewing platform and gantry frame.
This kind portal crane is a mobile, full-revolving, and four-bar combined crane. Its arms and counter-weight are balanced. There are 2 types of portal frame: cylinder and four outriggers.

Portal slewing crane is a kind of hoisting machine especially used in port, with small investment and swiftness benefit for loading and unloading front apron container, sundries and bulk cargo. It is also used in materual handing dockyard, ship building and repairing yard, metalluygy industry.

• Quickened the turnover and the operation of loading and unloading.
• High working efficiency, compact frame.
• Calm movement, comfortable operation, safety and reliable.
• Convenience maintenance, nice appearance.
• Crane drive: IP54 or IP44, level F insulation
• Especially suitable for the port lifting.
• Designed according to your request.

• Overload limit switch
• بافرهای لاستیکی
• Electric protective devices
• Emergency stop system
• Voltage lower protection function
• سیستم حفاظت از اضافه بار فعلی
• Rail anchoring
• Lifting height limit device

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