crane grab
Introduction
Application Scenario
Advantages
Structural Diagram And Parameter Table
INTRODUCTION
A Crane Radio Remote Control is an industrial wireless control system that allows operators to command overhead cranes, gantry cranes, and hoists from a safe distance. Consisting of a rugged handheld transmitter (push-button or joystick type) and a crane-mounted receiver unit, it converts operator inputs into wireless RF signals to control lifting, traveling, and auxiliary crane functions.
APPLICATION SCENARIO
Widely used in ports, power plants, steel mills, cement plants, and waste-to-energy facilities. Designed for handling bulk materials such as coal, ore, sand, grain, scrap steel, and municipal solid waste.
ADVANTAGES
High Efficiency: Rapidly grabs and releases large volumes of loose materials, significantly boosting handling speed.
Versatile Types: Available in clamshell (for coal, grain, sand) and orange-peel designs (for scrap, irregular bulk).
Durable & Wear-Resistant: Built with high-strength steel and reinforced wear plates for harsh working conditions.
Secure Holding: Precision-machined jaws ensure a tight seal to minimize material spillage and dust.
Easy Integration: Compatible with various hoists and crane trolleys; available in mechanical, electric, and hydraulic drive options.
STRUCTURAL DIAGRAM AND PARAMETER TABLE
| Parameter | Specification |
|---|---|
| Grab Type | Mechanical (rope-operated) / Hydraulic |
| Volume Capacity | 0.3 m³ – 10 m³ |
| Shell Design | Light-duty / Standard / Heavy-duty / Extra heavy-duty |
| Material | Coal, ore, sand, grain, scrap, fertilizer, chemicals |
| Closing Mechanism | Double rope / Four rope |
| Suspension Type | Hook / Single rope / Four rope |
| Control | Wireless remote / Cable pendant |
| Pressure | 16 – 25 MPa |
| Width (closed) | 800 mm – 3,000 mm |
| Width (open) | 1,200 mm – 4,500 mm |
| Height (closed) | 900 mm – 3,500 mm |
| Weight | 200 kg – 8,000 kg (depends on size and type) |
| Closing Time | 10 – 40 seconds (depends on size and material) |
| Opening Time | 10 – 40 seconds |
| Operating Temperature | -20°C to +80°C (heat-resistant options to +300°C) |
| Stainless Steel | Corrosive materials (chemicals, fertilizer) |
| Side Liners | Replaceable wear plates |
| Back Liners | Replaceable wear plates |
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