General arrangement cutter suction dredger 

The dredger we produced is self-propelled or non self-propelled，portable cutter suction dredger. The hull uses dismantle and box-like structure, assembly at working site, which is equipped with horizontal shifting devices, cutter ladder lifting devices, spud devices, deck crane and so on. It can also be equipped with anchoring poles and spud carriage devices to increase capacity.
Generally, it has functions on sand dredging, mud dredging, port building and deepening, sand and mud is conveying and discharging by pipeline and floater. It can produce certain amount of vacuum by the centrifugal pump.

The dredge pump is driven by the main diesel engine through the reducing gear box.
The alternator, which driven by the auxiliary diesel engine, supplies electricity for power and lighting of the whole dredger.
Generator supplies electricity for lighting and emergency using when dredger doesn’t working.
Cutter head is driven by hydraulic motor; cutter bearing has lubrication seal-in units.
The dredger is moved by alternate swing of the spuds. The spuds are lifted by the hydraulic cylinder.
The shifting winches, cutter ladder and lifting winch are driven by the hydraulic motor.
The hydraulic oil pump is driven by the auxiliary diesel engine.

Main Features

1) Simple structure and dismantle type, can be assembly in the working place;

2) Can be transported by truck, road, railway and in container; 

3) Training operation in the working place; 

4) Testing Running in working place before working; 

5) Maintaining training by skilled and experienced engineers. 

Technical specifications for JMD500 dredger 

Spud on the dredger 

Spud on the dredger can be lay down when cross the bridge, hydraulic driven; 

Quantity:     2 pcs 

Diameter:    720mm 

Thickness:  30mm 

Can be custom building according to condition of working place. 

General arrangement 

Discharge pipeline