International Quality System Certification for Dredger Operation Tutorial

• Customization: Available
• Type: Cutter Suction Dredger
• Power Type: Diesel
• Model NO.: 06252222
• Cyclone Type: Hydrocyclone
• 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 * 2.20cm * 1.60cm
• Package Gross Weight: 58000.000kg

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

The manufacturing process of dredgers involves multiple links and technologies. The following is the general manufacturing process of dredgers:

1. * * Design * *:
-Based on customer requirements and engineering requirements, carry out overall and detailed design of the dredger.
-Design includes the design of ship structure, dredging equipment, power system, control system, and other aspects.
-Using tools such as computer-aided design (CAD) and finite element analysis (FEA) to ensure the rationality and safety of the design.

2. * * Material procurement * *:
-According to design requirements, purchase suitable raw materials such as steel, pipes, and plates.
-Ensure that the quality of raw materials meets relevant standards and specifications.

3. * * Hull Manufacturing * *:
-Perform manufacturing processes such as cutting, welding, and processing on the hull.
-Strict control of welding quality and accuracy of ship structure is required during the manufacturing process.
-Apply anti-corrosion treatment to the hull to improve its service life.

4. * * Dredging equipment installation * *:
-According to the design requirements, install dredging equipment such as dredging pump, cutter, suction pipe, etc.
-Ensure that the installation position and connection method of the dredging equipment are correct and can operate normally.

5. * * Power system installation * *:
-Install the power system of the dredger, such as the engine, gearbox, and transmission shaft.
-Connect the power system and dredging equipment to ensure the reliability of power transmission.

6. * * Control system installation * *:
-Install control systems for dredgers, such as electrical control systems, hydraulic control systems, etc.
-Debug the control system to ensure accurate and stable execution of various operations of the dredger.

7. * * Pipeline system installation * *:
-Install the pipeline system of the dredger, such as suction and discharge pipes.
-Ensure that the pipeline system is tightly connected and free of leaks.

8. * * Painting and Interior * *:
-Paint the dredger to improve its appearance quality and anti-corrosion performance.
-Carry out interior decoration to improve the working and living environment of the crew.

9. * * Testing and Debugging * *:
-Conduct various tests on the dredger, such as performance testing, safety testing, etc.
-Debugging the various equipment and systems of the dredger to ensure its normal operation.

10. * * Acceptance and Delivery * *:
-The customer conducts an acceptance inspection of the dredger to confirm that it meets the design requirements and contractual agreements.
-Deliver the dredger to the customer and provide relevant technical support and after-sales service.

It should be noted that the manufacturing process of dredgers of different types and specifications may vary, and the specific manufacturing process needs to be adjusted and optimized according to the actual situation. In addition, the manufacturing of dredgers requires strict adherence to relevant standards and regulations to ensure the quality and safety of the dredgers.

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!

In the manufacturing process of ship hulls, controlling the welding quality and accuracy of the ship's structure is very important. The following are some commonly used methods:
-Welding process control:
-Choose appropriate welding methods and materials based on the characteristics of the ship's structure and materials.
-Develop detailed welding process specifications, including welding parameters, welding sequence, preheating, and post heat treatment.
-Train and assess welding personnel to ensure they possess corresponding welding skills and qualifications.
-Monitor and inspect the welding process, including monitoring parameters such as welding current, voltage, and welding speed, as well as inspecting the appearance, size, and internal defects of the weld seam.
-* * Hull Structure Accuracy Control * *:
-Before manufacturing the hull, detailed design and layout should be carried out to ensure that the size and shape of the hull structure meet the design requirements.
-Adopting advanced manufacturing equipment and processes, such as CNC cutting and automatic welding, to improve manufacturing accuracy and efficiency.
-During the manufacturing process, strict dimensional inspection and control are carried out, including the inspection of the size, shape, flatness, etc. of the hull segments.
-When assembling and welding the hull structure, a reasonable assembly and welding sequence should be adopted to reduce welding deformation and stress.
-Rectify and repair the hull structure, correct welding deformations and dimensional deviations, and ensure the accuracy of the hull structure.

In addition, some auxiliary measures can be taken to improve the welding quality and accuracy of the ship structure, such as using fixtures, welding positioners, and optimizing and improving the welding process. At the same time, strengthen quality management and control, establish a sound quality management system, and ensure the stability and reliability of ship manufacturing processes.

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!

 The commonly used cutting methods in the shipbuilding process include the following:
-Flame cutting: Using a high-temperature flame generated by the combustion of combustible gases and oxygen, the metal material is heated to its ignition point, and then the metal oxide is blown away through a high-pressure oxygen flow to achieve cutting. Flame cutting is suitable for cutting thick steel plates.
-* * Plasma cutting * *: Cutting is achieved by partially melting and blowing away metal materials through a plasma arc. Plasma cutting has fast speed and high cutting quality, suitable for cutting various metal materials.
-Laser cutting: Using a high-energy density laser beam to irradiate metal materials, causing them to instantly melt or vaporize, and then blowing away the melted or vaporized metal through high-pressure gas to achieve cutting. Laser cutting has high precision and good cutting quality, suitable for cutting parts with high requirements for cutting accuracy.
-Water jet cutting: Using high-pressure water jet to erode and cut metal materials. Water jet cutting has the advantages of no heat affected zone and smooth cutting surface, making it suitable for cutting various metal and non-metal materials.
-* * Mechanical cutting * *: including sawing machine cutting, shearing machine cutting, etc. Mechanical cutting is suitable for cutting thinner metal sheets and profiles.

In the process of shipbuilding, selecting appropriate cutting methods based on different materials, thicknesses, and cutting requirements can improve cutting efficiency and quality, ensuring the smooth progress of shipbuilding.

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

      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.


The transportation route planning of export dredgers needs to comprehensively consider the following factors:
-The size and weight of a dredger can affect the selection of transportation tools and the feasibility of transportation routes. Larger dredgers may require special transport vessels or adopt segmented transportation methods.
-* * Transportation Method * *: Select the appropriate transportation method based on the characteristics and destination of the dredger, such as sea freight, road transportation, railway transportation, or multimodal transportation. Different transportation methods have different restrictions and requirements.
-* * Channel and Port Conditions * *: Shipping routes need to consider the depth, width, water flow conditions of the channel, as well as the loading and unloading facilities and capacity of the port. Ensure that the waterways and ports on the transportation route can accommodate the passage and loading and unloading operations of dredgers.
-* * Geographical and topographical factors * *: The geographical and topographical conditions of the areas through which transportation routes pass can also have an impact on planning. For example, are there obstacles such as mountains, rivers, bridges, etc. that need to be crossed or bypassed.
-* * Transportation time and cost * *: Consider the balance between transportation time and cost. Shorter transportation time may require higher costs, while choosing a lower cost route may increase transportation time.
-Legal Regulations and Policies: Understand the laws, regulations and policies of the exporting and destination countries to ensure that the transportation process meets relevant requirements. For example, some countries may have special regulations for the transportation of specific types of goods.
-* * Weather and seasonal factors * *: Consider the weather and seasonal changes along the transportation route. Adverse weather conditions may affect transportation safety and progress, and sufficient time and response measures need to be reserved in the planning.
-Insurance and Risk Management: Assess the risks during transportation and purchase appropriate insurance to ensure the safety of the dredger. At the same time, develop a risk management plan to address potential unexpected situations.

Taking into account the above factors, a reasonable transportation route plan for export dredgers can be formulated to ensure that the dredgers can safely and efficiently transport to their destination. In the planning process, it is recommended to cooperate with professional logistics and transportation companies, who have rich experience and professional knowledge, and can provide more accurate suggestions and solutions.
The following are some measures to ensure the safety of export dredgers during transportation:
-* * Choose a reliable transportation method * *: Choose the appropriate transportation method based on the size, weight, and transportation distance of the dredger, such as sea freight, road transportation, or railway transportation. Ensure that the transportation method meets the transportation needs of the dredger and has corresponding safety measures in place.
-Inspection and preparation before transportation:
-Conduct a comprehensive inspection of the dredger, including its hull structure, equipment, mechanical components, etc., to ensure that it is in good working condition.
-Perform necessary maintenance and repairs on the dredger to repair any damage or potential safety hazards.
-Develop a detailed transportation plan, including transportation routes, transportation time, loading and unloading methods, etc., and ensure the feasibility and safety of the plan.
-Proper fixation and protection:
-During transportation, the dredger needs to be properly secured to prevent movement or damage during transportation. Fixed equipment such as ropes, chains, and brackets can be used to secure the dredger.
-Protect important components and equipment of the dredger, such as engines, propellers, electrical equipment, etc., to prevent damage. Protective equipment such as protective covers and tarpaulins can be used to protect important components and equipment of the dredger.
-Monitoring during transportation:
-During transportation, it is necessary to monitor the dredger in real-time to ensure its safe arrival at the destination. Satellite positioning systems, video surveillance systems, and other equipment can be used to monitor the transportation process of dredgers.
-Regularly inspect the fixing condition and protective equipment of the dredger to ensure that it is in good working condition.
-* * Receiving and Inspection at Destination * *:
-After the dredger arrives at the destination, it needs to be received and inspected to ensure that it is in the same condition as before transportation.
-Conduct a comprehensive inspection of the dredger, including the hull structure, equipment, mechanical components, etc., to ensure that it is not damaged.
-If any damage or problems are found on the dredger, it is necessary to contact the transportation company and insurance company in a timely manner for compensation and handling.

In summary, ensuring the safety of export dredgers during transportation requires comprehensive consideration of multiple factors and a series of measures to ensure the safe transportation of dredgers. At the same time, it is necessary to choose professional transportation and insurance companies to ensure safety and security during the transportation process.       sdhhznzbyxgs
International Quality System Certification for Dredger Operation Tutorial