a Very Easy to Operate Cutter Suction Dredger [Exported to Africa]

• Customization: Available
• Type: Cutter Suction Dredger
• Power Type: Diesel
• Model NO.: 07061619
• Slot Type: CTN
• Customized: Customized
• Condition: New
• Warranty: 365day
• After-sales Service: Lifetime After-Sales Service
• Working Environment: Underwater Operations
• Main Structure: Shipboard
• Output System: Fully Hydraulic
• Company Output: 180 Ships Per Year
• Transport Package: Container Shipping
• Specification: 10m-30m
• Trademark: HHIE
• Origin: China
• Production Capacity: 300cubic Meters Per Hour
• Package Size: 12.00cm * 1.80cm * 1.60cm
• Package Gross Weight: 6000.000kg

Product Description

    Welcome very much to our company's international website. If you need a dredger, please take a look below. We are a professional shipyard from China, and we believe there will be products suitable for you!

Company Profile

 

China Shandong Haohang Intelligent Equipment Co., Ltd
 
We have been engaged in the manufacturing of dredgers for over 20 years, and we believe that we are the most professional. Our main products include: cutter suction dredgers, chain bucket sand mining ships, water purification ships, water transport ships, gold mining ships, sea sand desalination equipment, etc!
Our profession is extracting sand from water, extracting various minerals, long-distance transportation in water, and cleaning weeds on the water surface!

Dredger transportation is a complex but important task, and the following are some key aspects of dredger transportation:

**1.  Transportation method * *:
-Waterway transportation: For locations close to water and navigable, it is common to directly transport dredgers to the destination by waterway. This requires consideration of factors such as channel conditions, water depth, and bridge clearance.
-Land transportation: When water transportation is not possible, it may be necessary to dismantle the dredger and use a large flatbed truck for land transportation. Then reassemble at the destination.

**2.  Preparation before transportation:
-Conduct a comprehensive inspection of the dredger to ensure its structural integrity and good equipment fixation.
-Remove components that may be damaged during transportation, and properly package and label them.
-Develop a detailed transportation plan, including route planning, transportation time arrangement, etc.

**3.  Safety measures during transportation:
-Ensure good performance of transportation vehicles (such as tugboats, trucks), and normal braking, steering, and other systems.
-Secure and secure the dredger to prevent movement or tilting during transportation.
-Equip necessary warning signs and lighting equipment to alert other traffic participants.

**4.  Response to special circumstances:
-In case of severe weather, such as strong wind, rainstorm, etc., wind and rain shelter measures shall be taken in time to ensure transportation safety.
-For transportation that is too long, too wide, or too high, it is necessary to obtain relevant road traffic permits in advance and strictly abide by traffic rules during the transportation process.

For example, in a waterway transportation, due to the lack of accurate understanding of the water depth changes in the waterway beforehand, the dredger ran aground in shallow water, resulting in transportation delays and additional expenses.

For example, during land transportation, due to weak binding, some parts of the dredger were displaced during transportation, almost causing accidents.

In summary, the transportation of dredgers requires careful planning, adequate preparation, and strict implementation of safety measures to ensure the smooth and safe transportation process.
The difficulties in dismantling and transporting dredgers mainly include the following aspects:

**1.  Complex structure:
-Dredgers typically have complex mechanical and structural systems, including excavation equipment, pumping systems, power devices, control systems, etc. Disassembling these components requires a deep understanding of the ship's structure to ensure that key components are not damaged during the dismantling process.
-For example, the connection between the cutter system and suction pipe of a cutter suction dredger is complex and cumbersome in structure, making disassembly difficult.

**2.  Handling of large components:
-There may be large and heavy components on board, such as the main engine, large gearboxes, etc. The lifting and handling of these components require special lifting equipment and transportation tools, while ensuring safety during operation.
-For example, the main engine of a large dredger may weigh tens or even hundreds of tons, and precise calculation of lifting capacity and lifting point position is required during lifting.

**3.  Protecting precision equipment * *:
-The dredger is equipped with many precision instruments and equipment, such as navigation systems, monitoring equipment, etc. Special protective measures need to be taken during disassembly and transportation to prevent damage or reduced accuracy of these equipment.
-For example, high-precision sensors may affect their performance and accuracy if they are subjected to collisions or vibrations.

**4.  Marking and Recording * *:
-The numerous components after disassembly need to be marked and recorded in detail, so that they can be accurately and accurately installed back in place during reassembly. Any labeling errors or incomplete records may lead to assembly difficulties.
-If numerous pipelines and connectors are marked incorrectly, it will take a lot of time to identify and match them during reassembly.

**5.  Limitations on transportation conditions:
-The size and weight of disassembled components may exceed the limitations of conventional transportation vehicles, requiring special transportation permits and route planning.
-For example, ultra wide components may not be able to pass through certain narrow roads or bridges and require prior coordination and renovation.

**6.  Cost and Time * *:
-The process of disassembly, transportation, and reassembly requires a significant amount of manpower, material resources, and time, resulting in high costs. Meanwhile, prolonged downtime can also affect the progress of the project.
-Especially for the dismantling and transportation of large dredgers, it may take several months or even longer to complete the entire process.

For example, during the dismantling and transportation of a dredger, due to insufficient estimation of the weight of a large structural component, the lifting equipment could not be lifted and had to be reassigned with equipment with greater lifting capacity, resulting in project delays and increased costs.

In another case, due to the lack of meticulous marking during disassembly, a large amount of time was spent searching for matching components during reassembly, which seriously affected the time for the dredger to be put back into use.
 

Chinese made dredgers not only occupy an important position in the domestic market, but also have been widely recognized in the international market. At present, it has been sold to 68 countries and regions worldwide and has achieved success. These dredgers are widely used in deep-sea sand mining, coastal deepwater port channel dredging, reclamation, and coastal maintenance projects, making important contributions to China's marine engineering and infrastructure construction. We can tailor the most cost-effective dredging equipment for you based on your construction environment and work requirements!

 

Detailed Photos

 

   

      A cutter suction dredger is a dredging tool that uses a rotating cutter to loosen the soil on the riverbed or seabed, mixes it with cement to form mud, and then sucks the mud into the pump body through a suction pipe and sends it to the discharge area. It is mainly used for dredging in inland lake areas and coastal ports, suitable for excavating soil such as sand, sandy loam, and silt. During the construction of the cutter suction dredger, the dredging, transportation, and unloading processes can be completed continuously in one go, resulting in high production efficiency.
The main structure of a cutter suction dredger includes the hull, cutter, suction pipe, pump body, and discharge pipe. The cutter is a key component of a cutter suction dredger, usually installed at the bow or side of the ship. By rotating the cutter, the sediment at the bottom of the water is crushed and mixed with water to form mud. The suction pipe is used to suck mud into the pump body, which transports the mud to the discharge area through the discharge pipe.

 

 
 

The construction process of a cutter suction dredger is generally as follows:
1. Construction preparation: including the formulation of construction plans, survey of construction areas, equipment inspection and commissioning, etc., then positioning the ship and accurately positioning the cutter suction dredger in the construction area. According to the wind and flow conditions, set up the windward and upstream anchors in order to stabilize the ship's hull.
2. Lowering the cutter bridge: Lower the cutter bridge to the designated cutter position for excavation.
3. Soil conveying: The soil crushed by the cutter is transported to the designated mud receiving area through a high-power centrifugal mud pump and a discharge pipeline.
4. Construction monitoring: Real time monitoring of excavation depth, instantaneous water level, cross-sectional view of excavation trench or underwater three-dimensional map and other data to ensure construction quality and safety.
5. Moving ship position: According to construction needs, move the ship to the next construction area by retracting and releasing anchor cables and adjusting the position of the winch.
The specific construction process may be adjusted appropriately based on engineering requirements, soil quality, hydrology, and other factors. topic

Product Parameters

Model	8inches	10 inches	12 inches	14 inches	16 inches	18 inches	20 inches
Hull length	8-12m	12-14m	14-16m	16-18m	18-20m	20-22m	22-24m
Excavation depth	6m-8m	8m-10m	10m-12m	12m-14m	14m-16m	16m-18m	18m-20m
Conveying distance	500m	800m	1000m	1500m	2000m	2500m	3000m
Equipped with power	55KW	132KW	180KW	220KW	260KW	300KW	350KW
Hourly production	200t	260t	300t	350t	400t	450t	500t

     Due to factors such as mining environment, materials, equipment, and demand, the above parameters are for reference only (not as the final standard values). For accurate equipment dimensions and parameters, please contact our professional designer!

Product Description

Protecting the safety of workers is crucial during the dismantling and transportation process of dredgers, and the following measures can be taken:

**1.  Training and Education:
-Provide comprehensive safety training for workers, including dismantling procedures, operating procedures, hazard identification, and response methods.
-Regularly conduct retraining to ensure that workers are familiar with the latest safety requirements and operating procedures. For example, organizing workers to participate in safety training for lifting operations, learning how to use lifting equipment correctly, and judging lifting loads.

**2.  Personal protective equipment * *:
-Equip workers with appropriate personal protective equipment, such as helmets, safety shoes, safety belts, protective gloves, goggles, etc.
-Ensure that protective equipment meets relevant standards and regularly inspect its condition and performance. For example, when working at heights, workers must wear and fasten their safety belts correctly.

**3.  Work Environment Assessment * *:
-Before dismantling and transportation, conduct a safety assessment of the workplace to identify potential hazards such as uneven ground, obstacles, electrical hazards, etc.
-Take corresponding measures to eliminate or reduce risks, such as cleaning the site, setting warning signs, and repairing electrical faults.

**4.  Safety operating procedures:
-Develop detailed safety operating procedures, clarify the safety requirements and precautions for each work step.
-Supervise workers to strictly follow regulations and strictly prohibit illegal operations. For example, when dismantling large components, it is necessary to specify the inspection steps and signal communication methods before lifting.

**5.  Inspection of lifting equipment * *:
-Regularly inspect, maintain, and upkeep lifting equipment to ensure its good performance, safety, and reliability.
-Operators should have corresponding qualifications and strictly comply with lifting operation safety regulations.

**6.  On site management and supervision:
-Assign a dedicated person to be responsible for on-site safety management and supervision, and promptly detect and correct unsafe behaviors.
-Establish a safety reward and punishment system to motivate workers to comply with safety regulations.

**7.  Emergency Response Plan * *:
-Develop a comprehensive emergency response plan, including measures to deal with emergencies such as fires, collapses, and injuries to personnel.
-Regularly organize drills to ensure that workers are familiar with emergency procedures and their responsibilities.

For example, at the dismantling site of a certain dredger, a worker was cutting without wearing protective goggles, and sparks splashed, causing eye injuries. This highlights the importance of strict requirements for workers to wear personal protective equipment.

For example, in another case, due to on-site supervisors promptly detecting and stopping a worker's dangerous behavior while standing under a lifting hook, potential injuries and fatalities were avoided.

      Display of some parts of the dredger: scraper head, sand pump, gearbox, engine, conveying pipeline, float, etc. The parts equipped by our company are all high-quality products that meet national standards, and can also be equipped with designated brands according to customer requirements!

The following are the daily maintenance and precautions for dredgers:

Daily maintenance:
1. Regularly clean the hull, remove any attached debris, marine organisms, etc., and keep the surface of the hull clean.
2. Inspect and maintain various mechanical components, such as the cutter system, mud pump, engine, etc., to ensure their normal operation. Add lubricating oil and replace vulnerable parts as required.
3. Inspect and maintain the electrical system to ensure the safety and reliability of the circuit and the normal operation of electrical equipment.
4. Check and maintain the hydraulic system to ensure that there are no leaks in the hydraulic components, the hydraulic oil is clean and at the appropriate level.
5. Inspect and maintain the pipelines, valves, etc. of the dredger to prevent leakage and blockage.
6. Regularly inspect and calibrate various instruments and sensors to ensure accurate data.

Notes:
1. Strictly follow the operating procedures to avoid equipment damage or safety accidents caused by misoperation.
2. Pay close attention to the water depth and flow of the construction water area to ensure the safety of the dredging operation.
3. Pay attention to the operation status of the equipment, and if any abnormalities are found, stop the machine for inspection and handling in a timely manner.
4. Provide training and management for crew members, improve safety awareness and operational skills.
5. Ensure that safety equipment such as firefighting and lifesaving are complete and effective on board.
6. Reasonably arrange the operation time and intensity of the dredger to avoid excessive use.
7. Regularly conduct comprehensive inspections and maintenance on the dredger, and record the maintenance status.

                                  Shandong Haohang Intelligent Equipment Co., Ltd.
  was established in 2018, headquartered in Shandong Province, China. It is a professional manufacturer of dredgers. The company has years of industry experience and a professional technical team, committed to providing customers with high-quality dredger products and high-quality after-sales service.
The company's products cover various types and specifications of dredgers, including cutter suction dredgers, rake suction dredgers, chain bucket dredgers, etc. These dredgers are widely used in fields such as waterway dredging, port construction, hydraulic engineering, and marine engineering.
The company focuses on technological innovation and product research and development, continuously introducing advanced technology and equipment to improve product performance and quality. At the same time, the company also has a sound quality management system and after-sales service system to ensure that customers receive timely support and guarantee during use.
The company has customers all over the world and exports its products to multiple countries and regions. The company adheres to the business philosophy of "quality first, customer first", with the aim of integrity, innovation, and win-win, and has established long-term and stable cooperative relationships with customers.



Choosing the appropriate engine power for a dredger requires comprehensive consideration of multiple factors:

**1.  Dimensions and types of dredgers * *:
-Large dredgers typically require higher power engines to drive their massive equipment and systems. For example, self-propelled cutter suction dredgers require high power due to their complex dredging and conveying systems.
-Small dredgers, on the other hand, require lower power engines.

**2.  Working environment and conditions * *:
-If working in areas with turbulent water flow, deep water, or hard soil, greater power is required to overcome resistance and excavation difficulties. For example, dredgers operating in the deep sea require high-power engines due to water pressure and complex seabed geology.
-On the contrary, operating in relatively calm and soft soil areas requires relatively less power.

**3.  Dredging methods and efficiency requirements * *:
-Different dredging methods, such as cutter suction, rake suction, grab bucket, etc., have different power requirements. The cutter suction dredger usually requires higher power to drive the cutter and mud pump.
-If there is a high demand for dredging efficiency, such as the need to complete a large number of dredging tasks in a short period of time, a higher power engine is required.

**4.  Pumping distance and height * *:
-When it is necessary to transport excavated sediment to a longer distance or higher location, the pumping system requires greater power, which also requires the engine to have higher power output.

**5.  Auxiliary equipment for ships * *:
-In addition to dredging equipment, auxiliary equipment such as lighting, ventilation, and air conditioning on board also consume a certain amount of power. When calculating engine power, these factors need to be taken into account.

For example, a medium-sized cutter suction dredger plans to operate in a river with fast water flow and medium soil hardness, and is required to complete a certain amount of dredging tasks every day, while transporting sediment to a designated location 1 kilometer away. By comprehensively evaluating and calculating these factors, the power range of the required engine can be preliminarily determined.

For example, a small grab dredger that mainly operates in shallow water areas and soft soil ponds does not require high dredging efficiency, and its required engine power will be relatively small.

In actual selection, it is also necessary to refer to relevant industry standards, empirical data, and recommendations from engine manufacturers to ensure that the selected engine power can meet the operational needs of the dredger, while avoiding waste and cost increase caused by excessive power.
A very easy to operate cutter suction dredger [exported to Africa]
As an important equipment for dredging waterways, ports and land reclamation projects, the dredging depth of a dredger is one of the key indicators to measure its performance. In principle, a dredger digs and transports the bottom of the water to a designated location in various ways. The dredging depth mainly depends on the following aspects: First, the structure and design of the ship. Different types of dredgers, such as cutter suction dredgers, trailing suction dredgers, grab dredgers, etc., have structures and working methods that determine the maximum dredging depth they can reach. For example, a cutter suction dredger uses a reamer to crush the silt before extracting it. This method works better in shallow waters, but the dredging depth is relatively shallow; while a trailing suction dredger directly absorbs silt through a rake head and can operate in deeper waters. Second, the power system. A powerful power system can provide the dredger with enough energy to enable it to cope with deeper dredging o