Royang Meng Dredger Co., Ltd., a reliable dredger supplier in China, is located in Qingzhou, Weifang City, Shandong Province. Since 2000, we have been dedicated to the manufacturing of river dredger sand machines. Our river dredger sand machines boast favorable price advantages and have expanded their market coverage to most regions in Africa, the Middle East, Southeast Asia, South America and North America. We sincerely look forward to becoming your long-term cooperative partner in China.
Royang River Dredger Sand Machine
The river dredger sand machine produced by our company is either self-propelled or non-self-propelled, and it is a portable river dredger sand machine. The hull adopts a detachable box-like structure; this detachable design enables easy assembly at the work site and convenient transportation by road, railway or container, bringing great convenience to both installation and relocation between different work sites. According to customers’ specific requirements, the power system can be designed as either an electric system or a diesel engine-driven system. The equipment equipped on the river dredger sand machine includes the following: traversing device, cutter ladder lifting device, spuds and deck crane. The working process is as follows: the cutter head cuts underwater sand and mud into a slurry mixture, which is then delivered to the pipeline on the river dredger sand machine through the dredging pump; finally, the slurry is discharged to the required location on land via the on-board pipeline.
Royang River Dredger Sand Machine Technical Specifications
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RYD550D River Dredger Sand Machine |
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Shijiazhuang |
Dia. Discharge pipe |
550mm |
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Head |
80m |
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Max. Working capacity |
1050m3/h |
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Discharge distance |
3500m |
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Dredging depth |
25m |
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Diesel Engine |
1306KW |
Cummins |
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Hydraulic Auxiliary engine |
336KW |
Cummins |
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Submersible pump generator |
746KW |
Cummins |
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Emergency Generator |
30KW |
Cummins |
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Total power |
2418KW |
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Oil Consumption |
360L/H |
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Hull Dimension |
L*W*D |
56m×8.5m×2.5m |
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Hydraulic system |
Hydraulic pump |
VICKERS America (Joint-venture) |
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Hydraulic Motor |
Italy SAI technology(Joint-venture) |
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Valves |
REXROTH Germany (Joint-venture) |
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Operating system |
SIEMENS PLC(Imported from Germany) |
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Ladder winch |
Tension |
200KN |
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Swing winch |
Tension |
120KN |
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Cutter Head |
Crown-like |
Φ1800mm |
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Power |
200KW |
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Royang River Dredger Sand Machine Feature and Application
The river dredger sand machine can easily pass under low bridges. Both the control room and rest room are detachable, and the connecting parts between the cabin and the deck are easily detachable joints.
Construction: It consists of three pontoons: one main pontoon and two side pontoons. These pontoons are connected by connecting pieces and fastened tightly with high-strength bolts and nuts.
Working sites of the river dredger sand machine: seas, ports, lakes and rivers.
Soil conditions: It is suitable for relatively hard soil, compacted sand, sludge, sea sand, river sand, clay, mud, and other similar soil types.
Royang River Dredger Sand Machine Details
Design
Our river dredger sand machine is designed by senior engineers who have many years of professional experience in dredger building and dredging work, ensuring that each river dredger sand machine is well-designed and practical for on-site operations.
Cummins Engine
The river dredger sand machine is equipped with the world-famous and high-performance Cummins engine, which is renowned for its strong durability, low fuel consumption, standardized accessories and easy maintenance.
Hydraulic system
The hydraulic system is one of the most important components of both the river dredger sand machine and the wheel bucket dredger, with extremely high and strict performance requirements—it serves as the main artery of the entire dredger. The lateral traction winches, lifting winch and cutter head of the dredgers are all driven by hydraulic motors.
A complete hydraulic system includes hydraulic oil tanks, hydraulic pumps, hydraulic valve manifolds, solenoid valves, hydraulic pipes, hydraulic components, electrical actuators and other related parts.
Detachable Structure
The river dredger sand machine is detachable, making it convenient to transport during delivery or when moving from one working site to another, which effectively reduces transportation costs and improves work efficiency.
Shijiazhuang Pump
The flow passage components are made of high-wear-resistant Cr27 alloy, which effectively extends the service life of the pump. The pump shaft seal adopts a packing seal for easy maintenance, and the anti-friction bearings are from the famous Japanese brand NSK.
Cutter head
Each cutter head is equipped with 5 blades, and 8 teeth are installed on each blade. High-chromium material is used to ensure excellent wear resistance.
The cutter head is driven by a hydraulic motor; the cutter bearing is equipped with a lubrication and sealing unit to prevent sediment intrusion and ensure long-term stable operation.
FAQ for Royang River Dredger Sand Machine
Do your river dredger sand machine have a test before ex-factory?
Answer:
Yes, it is mandatory. Each river dredger sand machine must undergo rigorous testing before leaving the factory to ensure its performance at customers' work sites, thus saving customers' time and costs. Before the test, we will send invitation letters to customers, inviting them to come and conduct performance inspections in person. Only after obtaining the customers' approval will the river dredger sand machine be transported to the port for loading.
How is the river dredger sand machine transported?
Answer:
There are two transportation methods for the river dredger sand machine. If the size of the river dredger sand machine is smaller than JMD350, it can be easily transported by containers; if the size is larger than JMD350, it will be transported in bulk. The river dredger sand machine has a detachable and assemble structure, which allows for easy transportation by trucks on roads.
What kind of service will supply after sales?
Answer:
After the river dredger sand machine arrives at the customer's work site, we will send two experienced engineers to assist with the assembly of the river dredger sand machine and provide training for local workers. With the help of auxiliary equipment such as excavators and cranes, the assembly of the river dredger sand machine can be completed within 10 days, and the training can be finished within one week.