Customized small 12 Inch cutter suction river dredging equipment

2018 Customized small 12 Inch cutter suction river dredging equipment

We can manufacture dredger according to customer requirements. Different size and equipments, etc. All the dredgers have to be tested before delivery, make sure fast-assembly in clients working site.

A. Equipment arrangement

1)      Cutter

2)      Cutter Ladder and Suction pipe

3)      Ladder

4)      Swing winches (2 sets)

5)      Ladder winch (1 set)

6)      Operating cabin

7)      Harbor diesel engine generator set

8)       Deck crane

9)       Dredge pump

10)   Gearbox

11)   Main diesel engine

12)   Auxiliary diesel engine

13)   Generator and high pressure hydraulic pump, emergency hydraulic pump

14)   Spuds and spud hoisting rams ( each 2 sets )

Operating room equipped on the dredger

15)  Operating room is located in the front of the main deck; its size is according to the dredger’s inches.

16)  The operating room has two doors, two fixed windows and two adjustable windows.

Controlling room arrangement

17)  One height adjustable swivel chair

18)  Two controlling platforms, one engine room for controlling boxes.

2. Overview

The dredger is a not self-propulsion, hydraulic cutter suction dredger. The pontoon part is made up of several boxes. The dredger equipments include sideslip device, cutter up and down device, location spud device, deck crane and so on. The main engine is an independent entrainment form, one main pump engine, one auxiliary hydraulic engine. Dredger pump host output belt has clutch reduction function.

Dredger pump is driven by the main gear decelerating box.

Lighting and emergency power for stopping working will be offered by the generator set.

Cutter will be driven by the motor and cutter bearing with lubricating sealing device.

Hydraulic pump will be driven by the gear box through auxiliary engine

3. Work condition & standard

  3.1 Work condition

------The Maximum Temperature                             50℃

------The Minimum Temperature                             -10℃

------The Minimum Temperature                             -10℃

------The Maximum Temperature of The Cabin                  55℃

------The Maximum Temperature of The River (Sea) Water        35℃

------The Relative Humidity                                 ≤80%

3.2 Appropriate working area

Coastal waters and the following of dredging, desilting, dredging sand.

3.3 Appropriate soil texture:

Dredging soil and iron sand with Level Ⅲ as well as lower than Ⅲ

• Eight patent techniques ensure the smooth, high efficiency and energy conservation of the lifting, rotation, and luffing systems. 
• The torque limiter adopts colorful LCD display, realizing the intelligence of the failure diagnosis. The precision is ahead of the industry.
• Adopt the new hydraulic motor with big torque starting point, making the secondary lifting safer.
• The humanity design makes the cab and control cab more spacious, and easy to operate.
• Six unique manufacturing technologies ensure the high quality.
• The working condition expands twice. Newly add 5t counterweight.

 

Details Specification

350 Cutter Suction Dredger(10inch 1000m³)

 

Dredger LOA	30.0m
Hull size(L×B×H)	19.0×7.5×2.0m
Main pontoon(L×B×H)	13.8×3.5×2.0m
Side pontoon (L×B×H)	19.0×2.0×2.0m
Structure	Can be dismantle and re-assemble easily ,box structure, lower delivery cost
Main engine brand & power	Cummins /477kw
Auxiliary engine brand& power	Cummins/224kw
Harbour generator	30GF/Cummins
Dredging pump	Warman Technology
Discharge pipe inner  Dia..	350mm
Head	45m
Max. dredging depth	11m
Water flow	2000m³/h
Solid sand capacity	400m³/h
Discharge distance	1500m
Cutter head Dia.	1450mm
Cutter  power	70kw
Draught	1.4m
Displacement	174T
Hydraulic control system	PLC Siemens
Wire rope pulling force (Lifting winch )*Quantity	80KN  *1
Wire rope pulling force (Traversing winch )*Quantity	80KN  *2
Operation room	Adjustable chair, movable side-window, air condition, PLC system, signal lights and floodlights
Total weight	90T
Total power	731kw
Total fuel oil consumption	105L/H

 

 

 

Functions of Dredger was cutter suction, digging, grabbing, piling, weeding etc. Its features are as follows:

1. Work stable, with spuds and support legs to keep balance;

2. High efficiency, with option submersible mud pump ensuring high slurry density (around 25%);

3. One person operation. Workers with excavator operation skills can operate easily

4. Can be used in closed channel, river, lakes, sea, shallow areas, industrial pond, reservoir etc

5. Lights on dredger are available