Описание товара

The double-girder grab мостовой кран features a robust double-girder structure and is equipped with a specialized grab, designed for efficient grabbing and handling of bulk materials such as ore, coal, and sand. With lifting capacities ranging from 5 to 32 tons and a working class of A6, it meets the demands of high-intensity operations.

This equipment is widely used in metallurgy, power generation, ports, waste treatment, and chemical industries. Nucleon Cranes can provide flexible customized solutions based on your specific needs, including grab type, span, lifting height, and speed.

Части

• Bridge Structure: Includes two parallel high-strength steel main girders and end girders at both ends, forming a stable frame that spans the work area.
• Rail System: The crane runs longitudinally along the rail beams and tracks on the factory roof.
• Hoisting Trolley: Moves laterally on the main girder tracks and houses the hoisting mechanism (including motor, drum, wire rope, etc.), responsible for lifting and opening/closing the grab.
• Crane Traveling Mechanism: Drives the entire crane to move longitudinally along the factory tracks.
• Grab: The material handling device, usually a double- or multi-jaw clamshell structure, controlled by wire ropes for opening and closing, used to grab various bulk materials.
• Electrical Control System: Includes control cabinet, limit switches, etc., providing power and controlling operations.
• Operator's Cabin: The operator's control center; remote or automatic control can also be used.
• Safety Devices: Including buffers, overload limiters, travel limit switches, and emergency stop buttons, ensuring safe operation.

Особенности продукта

Высокая эффективность The double-girder structure can withstand heavy loads, ensuring stable operation, fast grabbing, and high work efficiency.

Intelligent Operation: Supports manual, remote, and automatic control, enabling precise positioning and automated operation.

High Safety Performance: Equipped with multiple safety protection features, suitable for various indoor and outdoor environments, including harsh conditions.

Flexible and Versatile:  A variety of grab attachments are available, adapting to different materials and industry needs.

Energy-Saving and Environmentally Friendly: Uses energy-efficient motors, features a design that facilitates maintenance, and has low operating costs.

Grab Buckets

The grab bucket, the core lifting device of a grab bucket double-girder bridge crane, can be categorized into two main types based on its structure and application:

Clamshell grab buckets: Suitable for handling granular or powdered bulk materials such as coal, sand, grain, and fertilizers.

Peel grab buckets: Designed specifically for handling large, heavy, and irregularly shaped materials, including scrap steel, large ore, municipal solid waste, and industrial waste.

Clamshell grab bucket

Peel grab bucket

Приложения

• Metallurgy and Steel: Handling, stacking, and reclaiming raw materials and production by-products such as iron ore, coke, scrap steel, and slag.
• Power Generation: In thermal power plants and waste-to-energy plants, responsible for the extraction, transfer, and ash handling of coal and biomass fuels.
• Building Materials Industry: Grabbing and conveying bulk building materials such as limestone, sand, gravel, and cement clinker.
• Ports and Logistics: Rapid loading and unloading of bulk cargo such as coal, ore, and grain at docks and freight yards.
• Mining and Raw Material Processing: Loading, transferring, and stacking of ore and slag.
• Waste Management: Used for grabbing, sorting, stacking, and feeding of municipal solid waste, industrial waste, and construction waste.

Спецификация

Главный поставщик кранов — Nucleon Crane

As a Chinese crane supplier, Кран Нуклон is committed to providing global customers with high-quality grab-type double-girder overhead cranes and customized solutions.

We focus on equipment safety and technological innovation, and can provide tailor-made design solutions based on your actual working conditions, lifting capacity, span, and operational requirements. For detailed technical parameters or industry application solutions, please feel free to связаться с нами. We will provide you with professional product support and consulting services.

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Вопросы и ответы

Q1: What materials can the grab overhead crane handle?

It is mainly used for grabbing various bulk materials such as coal, ore, sand and gravel, and grain. For special materials (such as fly ash, sludge, etc.), we also support customized grabs.

Q2: Is the operation smooth and efficient?

It uses a precision frequency conversion control system: the grab closing accuracy can be controlled within ±50kg; it comes with an anti-sway function for stable and precise operation.

Q3: Can it be used in special environments?

Explosion-proof environment: Complies with international explosion-proof certification, and a spark-proof grab is available as an option.

Low-temperature environment: Equipped with a -20℃ low-temperature kit, including cold-resistant hydraulic oil and a heated cab.

Q4: Is the grab bridge crane easy to maintain?

Key components are durable (e.g., bearing life up to 8000 hours), and a remote intelligent monitoring system is available as an option for early fault warning.

Q5: How long does it take to customize a grab?

Standard models (0.5-8 cubic meters) are manufactured with high-strength wear-resistant steel plates and can be delivered within 15 days.