Reliable Chinese small dredger supplier Royang Dredger Co., Ltd. is located in Qingzhou, Weifang City, Shandong Province. As a professional dredger manufacturer, we have specialized in small dredger equipment production since 2000. Our small dredger equipment features good price performance and serves most markets in Africa, the Middle East, Southeast Asia, South America and other regions. We look forward to becoming your long-term partner in China.
Royang Small Dredger Equipment
Small dredger equipment is a small-sized, hydraulically controlled and assembled river cutter dredger. It is widely used for river channel dredging, canal cleaning and water storage dredging. The dredger body adopts a detachable box-type structure. The detachable design allows easy assembly at the job site, and can be transported by road, railway or container, which is convenient for installation and moving between different work sites. The power system can be designed as an electric system or diesel engine drive system according to customer needs.
The small dredger equipment is equipped with the following devices: traversing device, cutter ladder lifting device, spuds and deck crane. Its working process is as follows: the cutter head cuts underwater sand and mud into a slurry, which is then sent through the dredging pump to the pipeline on the small dredger equipment; finally, the slurry is discharged to the required location on land via the pipeline.
The dredging devices of the small dredger equipment are hydraulically driven and centrally controlled. The operator cabin is detachable, which reduces the dredger’s height during navigation, making it easy and safe to pass under bridges. When transported over long distances between unconnected water areas, the dredger body can be disassembled and moved by road trucks or railway. The dredger can be fixed with anchoring booms and a spud carriage.
Royang Small Dredger Equipment Technical Specifications
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RYD350 Small Dredger Equipment |
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Shijiazhuang |
Dia. Discharge pipe |
350mm |
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Head |
35m |
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Max. Working capacity |
300m3/h |
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Discharge distance |
800m |
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Dredging depth |
8m |
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Diesel Engine |
351KW |
Cummins |
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Generator |
10KW |
YUCHIA |
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Total power |
361KW |
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Oil Consumption |
70L/H |
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Hull Dimension |
LOA*W*D |
23m×5.2m×1.5m |
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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 |
50KN |
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Swing winch |
Tension |
50KN |
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Cutter Head |
Crown-like |
Φ1300mm |
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Power |
60KW |
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Royang Small Dredger Equipment Feature and Application
· The small dredger equipment can easily pass under low bridges, with both the control room and rest room designed to be detachable.
· The connecting parts between the cabin and deck adopt easily detachable joints.
Construction: It consists of three pontoons: one main pontoon and two side pontoons. The pontoons are connected by connectors and fastened with high-strength bolts and nuts.
Working site: Sea, port, lake and river.
Soil conditions: Relatively hard soil, compacted sand, sludge, sea sand, river sand, clay, mud and similar materials.
Royang Small Dredger Equipment Details
Design
Our small dredger equipment is designed by senior engineers with many years of experience in dredger manufacturing and dredging operations, ensuring a well-structured and practical design.
Cummins Engine
The small dredger equipment is fitted with a world-famous high-efficiency Cummins engine, which is known for its reliability, low fuel consumption, standard accessories and easy maintenance.
Hydraulic system
The hydraulic system is one of the key parts of both small dredger equipment and wheel bucket dredger. It has high and strict technical requirements and acts as the core power system of the whole dredger. The lateral traction winches, lifting winch and cutter head of the dredger are driven by hydraulic motors.
A complete hydraulic system includes hydraulic oil tanks, hydraulic pumps, hydraulic valve manifolds, solenoid valves, hydraulic pipes, hydraulic components, electric actuators and other parts.
Detachable Structure
The small dredger equipment has a detachable structure, making it easy to transport during delivery or relocation between different work sites.
Shijiazhuang Pump
The flow passage parts are made of high-wear-resistant Cr27 alloy to extend the pump’s service life. The pump shaft uses packing seals for simple maintenance, and the anti-friction bearings are supplied by the Japanese brand NSK.
Cutter head
Each cutter head is equipped with 5 blades, and each blade has 8 teeth. It is made of high-chromium material for good wear resistance.
The cutter head is driven by a hydraulic motor, and the cutter bearing is equipped with a lubrication and sealing assembly.
FAQ for Royang Small Dredger Equipment
Do your small dredger equipment have a test before ex-factory?
Answer: Yes, it is necessary. Each small dredger equipment must undergo strict testing before leaving the factory, so as to ensure stable performance at the customer’s work site and save time and cost for customers. Before testing, we will send an invitation to the client to conduct on-site performance inspection. Only after obtaining the client’s approval will the small dredger equipment be transported to the port for loading.
How is the small dredger equipment transported?
Answer: There are two common ways to transport the small dredger equipment. Models smaller than RYD350 can be shipped in containers, while models larger than RYD350 are transported by bulk carriers. Thanks to its detachable structure, the small dredger equipment can also be easily moved by road trucks.
What kind of service will supply after sales?
Answer: After the small dredger equipment arrives at the customer’s work site, we will send two experienced engineers to guide on-site assembly and train local workers. With the help of auxiliary equipment such as excavators and cranes, assembly can be completed within 10 days, and the training will last one week.