Portal Slewing Crane
Introduction of Portal slewing crane
Portal slewing 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 Advantages：Lightweight body, Low purchase cost、Low power consumption & operating cost、With hydraulic clamp to prevent sliding、With anti-tipping to prevent typhoon.
pictures of Portal slewing crane
Application of Portal slewing crane
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.
Data of Portal slewing crane
| Model | Unit | MQ530 | MQ1033 | MQ1633 | MQ4030 | MQ6030 | |
| Item Datum | |||||||
Hoist Capacity | Hoist Capacity | Ton | 5 Ton | 10 Ton | 16 Ton | 40 Ton | 60 Ton |
| Duty Range | A | A6 | A6 | A6 | A6 | A6 | |
| Working Radius | M | 8.5-30 | 9-33 | 9-33 | 11-30 | 10-30 | |
| Above the Surface of Track | M | 25 | 25 | 25 | 25 | 30 | |
| Ubder the Surface of Track | M | -15 | -15 | -15 | -15 | 0 | |
Working Speed | Hoist Speed | m/min | 70 | 60 | 50 | 20 | 12 |
| Derricking Speed | /min | 50 | 50 | 50 | 24 | 15 | |
| Slewing Speed | r/min | 1.7 | 1.5 | 1.5 | 1.0 | 0.4 | |
| Traveling Speed | m/min | 25 | 25 | 25 | 25 | 25 | |
| Tail Turning Radius | M | 7.50 | 7.68 | 7.60 | 7.80 | 7.80 | |
| Track×Wheel Base | M | 10.5×10.5 | 10.5×10.5 | 10.5×10.5 | 10.5×10.5 | 10.5×10.5 | |
| Max.Wheel Base | kN | 185 | 225 | 250 | 250 | 250 | |
| Number of Traveling Wheel | Pcs | 12 | 20 | 20 | 32 | 32 | |
| Number of Driving Wheel | Pcs. | 8 | 8 | 8 | 16 | 16 | |
| Total Mass | ton | 132 | 220 | 275 | 369 | 386 | |
| Total Power | kW | 217 | 330 | 388 | 346 | 256 | |
Advantage of Portal slewing crane
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.
Safety Device of Portal slewing crane
Overload limit switch
Rubber buffers
Electric protective devices
Emergency stop system
Voltage lower protection function
Current overload protection system
Rail anchoring
Lifting height limit device
Package of Portal slewing crane
Commentaries
“The Portal slewing crane has a heavy lifting capacity and a large working range. It’s very good.”
—helen
FAQ
The maximum outreach of the port slewing crane’s boom varies.Usually, it can range from 15meters to 60meters.
The maximum lifting height of the port slewing crane depends on its design. It can typically reach heights ranging from tens to hundreds of feet. Specific figures vary by model.
The weight the crane can handle at maximum extension varies. Usually, it ranges from a 5 tons to 600 tons.
port slewing cranes have automated or semi-automated control features. It depends on the model and manufacturer. These can enhance operational efficiency and accuracy.
