Road Roller DDR-60 Walk Behind Double Wheels Roller Compactor for Building
In the field of construction engineering, the quality of foundation compaction directly determines the stability, durability and safety of the entire building structure. Whether it is road construction, building foundation laying, or the compaction of small and medium-sized construction sites, a reliable and efficient compaction machine is an indispensable tool. The Road Roller DDR-60 Walk Behind Double Wheels Roller Compactor, as a professional small-scale compaction equipment, has won wide recognition in the construction industry with its compact structure, flexible operation, strong compaction capacity and high cost performance. This article will comprehensively introduce the structural characteristics, working principle, application scenarios, performance advantages and maintenance methods of the DDR-60 walk behind double wheels roller compactor, so as to provide a detailed reference for construction practitioners and related purchasers.
The Road Roller DDR-60 is a small walk-behind double-wheel vibratory roller independently developed and produced by Shanghai Dynamic Construction Machinery Co., Ltd., which is specially designed for compaction operations in narrow areas and small and medium-sized construction sites that are difficult for large-scale compaction equipment to reach. Unlike large ride-on road rollers, the DDR-60 adopts a walk-behind design, which is small in size, light in weight and flexible in movement, making it easy to operate in confined spaces such as building foundations, sidewalks, and around building structures. The overall dimensions of the equipment are 2450mm×780mm×1050mm, and the operating weight is 520kg, which not only ensures sufficient compaction force but also facilitates transportation and transfer. It can be loaded and unloaded by ordinary trucks, and can be quickly moved between different construction areas, greatly improving the flexibility and efficiency of construction operations.
In terms of structural design, the DDR-60 walk behind double wheels roller compactor adopts a double-wheel parallel structure, which is the core feature that distinguishes it from single-wheel compactors. The two steel rollers are made of high-quality wear-resistant steel,经过 precision processing and heat treatment, which have high hardness, wear resistance and pressure resistance, ensuring long-term stable operation in harsh construction environments. Each roller is equipped with two scrapers, which can effectively remove the soil, sand and other debris attached to the surface of the roller during operation, avoiding the impact of debris on the compaction effect and the service life of the roller. The equipment is equipped with an air-cooled 4-cycle gasoline engine of Honda GX270, which has the advantages of stable performance, strong power, low fuel consumption and low noise. The engine provides sufficient power for the operation of the roller, ensuring that the equipment can maintain stable compaction performance even under high-intensity working conditions.
The working principle of the DDR-60 walk behind double wheels roller compactor is based on the combined action of static pressure and vibration, which can effectively improve the compaction density of the material and ensure the compaction quality. When the equipment is working, the static pressure generated by its own weight acts on the surface of the material to be compacted, making the particles of the material closely arranged. At the same time, the vibration device inside the roller generates a centrifugal force of 20kN, which drives the roller to vibrate at a frequency of 75rpm. The high-frequency vibration can make the particles of the material produce relative movement, eliminate the gaps between the particles, and further improve the compaction density and bearing capacity of the material. The equipment adopts infinitely variable speed control, which can adjust the walking speed according to the actual compaction needs, and the walking speed can reach 0~4km/h, realizing stepless speed change between forward and reverse, making the operation more flexible and convenient. In addition, the equipment is equipped with a sprinkler system, which can spray water on the surface of the roller during operation to prevent the material from adhering to the roller, ensuring the smooth progress of the compaction operation.
As a professional compaction equipment for building construction, the DDR-60 walk behind double wheels roller compactor has a wide range of application scenarios, covering various fields of building construction. In the construction of building foundations, it is mainly used for the compaction of foundation soil, sand, gravel and other materials. The compact structure of the equipment allows it to enter the interior of the foundation pit for compaction operation, ensuring that the foundation has sufficient bearing capacity and stability, avoiding settlement and deformation of the building during use. In road construction, it is suitable for the compaction of sidewalks, rural roads, community roads and other small and medium-sized roads, as well as the repair and maintenance of existing roads. It can effectively compact the road surface and subgrade, improve the flatness and durability of the road, and extend the service life of the road. In addition, the equipment is also widely used in the compaction of parking lots, squares, stadiums and other ground projects, as well as the compaction of backfill soil in pipeline laying and trench excavation projects, which can effectively improve the compaction quality of the project and ensure the safety and stability of the project structure.
Compared with other similar compaction equipment, the Road Roller DDR-60 has obvious performance advantages, which make it stand out in the market. Firstly, it has strong compaction capacity. The 20kN centrifugal force and 520kg operating weight enable the equipment to achieve excellent compaction effect on various materials such as soil, sand and gravel, and the compaction density can meet the relevant national construction standards. Secondly, it is easy to operate and has high safety. The walk-behind design is adopted, and the operation handle is simple and easy to master. Even operators without rich experience can quickly get started. The equipment is equipped with a low-oil-level automatic shutdown function, which can effectively protect the engine and avoid damage to the equipment due to lack of oil. At the same time, the compact structure and reasonable center of gravity design reduce the risk of rollover during operation, ensuring the safety of operators. Thirdly, it has high cost performance. The equipment is reasonably priced, with a factory price ranging from $1499.99 to $1999.99 according to the order quantity, and the maintenance cost is low. The core components have a 2-year warranty, and the manufacturer provides video technical support, online support and other after-sales services, which can effectively reduce the use cost of users. In addition, the equipment has passed ISO 9001:2000 and CE certifications, ensuring its quality and safety, and can be used in various countries and regions around the world.
Proper maintenance and maintenance are important guarantees for the long-term stable operation of the DDR-60 walk behind double wheels roller compactor, which can not only extend the service life of the equipment but also ensure its compaction performance. In daily use, operators should do a good job in pre-operation inspection, including checking the oil level of the engine, the tightness of the belt, the integrity of the sprinkler system, and the surface condition of the roller. If any fault or abnormality is found, it should be handled in time before starting the equipment. During the operation, it is necessary to avoid overloading the equipment and avoid working in harsh environments such as high temperature and heavy rain for a long time, so as to reduce the wear of the equipment. After the operation, the equipment should be cleaned in time, the debris on the roller and the body should be removed, the engine should be shut down normally, and the equipment should be placed in a dry and ventilated place to avoid rust and corrosion. In addition, regular maintenance should be carried out according to the equipment manual, including changing the engine oil, cleaning the air filter, checking the vibration device, etc., to ensure that all components of the equipment are in good working condition.
With the continuous development of the construction industry, the demand for small and medium-sized compaction equipment is increasing. The Road Roller DDR-60 Walk Behind Double Wheels Roller Compactor, with its compact structure, flexible operation, strong compaction capacity and high cost performance, has become an ideal choice for small and medium-sized construction projects. It not only improves the compaction quality and construction efficiency of the project but also reduces the construction cost and labor intensity of operators. Whether it is a construction enterprise, a road maintenance department or an individual purchaser, the DDR-60 can meet the actual needs of various compaction operations. In the future, with the continuous improvement of technology, the DDR-60 will be further optimized and upgraded in terms of performance and function, providing more powerful support for the development of the construction industry.
In conclusion, the Road Roller DDR-60 Walk Behind Double Wheels Roller Compactor is a high-performance, practical and cost-effective small compaction equipment, which plays an important role in building construction. Its reasonable structural design, stable performance and wide application range make it widely used in various construction scenarios. By understanding its structural characteristics, working principle, application scenarios and maintenance methods, operators can better use the equipment, give full play to its performance advantages, and ensure the quality and safety of construction projects. For purchasers, the DDR-60 is a reliable investment that can bring long-term economic benefits and work efficiency improvement. It is believed that with the continuous popularization and application of the DDR-60, it will make greater contributions to the development of the global construction industry.