Gantry crane
Category:
Portal Crane
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Details Introduction
Gantry crane, commonly known as gantry crane (Gantry crane), is a kind of large lifting equipment, widely used in outdoor field for heavy lifting and transportation. Its structural characteristics and the use of a variety of ways, including single-beam gantry crane, double-beam gantry crane.
The main application areas of gantry cranes include ports, docks, railways, shipbuilding, steel plants, automobile manufacturing, aerospace, etc. In the port, they are mainly used for outdoor yard, yard or bulk cargo loading and unloading operations, especially for container loading and unloading and handling. Gantry cranes can be divided into many types, such as full door type, half door type, double cantilever door type and single cantilever door type, according to the different forms of door frame structure and main beam.
In addition, gantry cranes also have the characteristics of high site utilization, large operating range, wide adaptability and strong versatility, which can greatly improve production efficiency and transportation capacity. However, when using a gantry crane, you also need to pay attention to safety issues, such as keeping the counterweight balance, paying attention to the maintenance and regular inspection of the lifting wire rope to ensure the normal operation and safe use of the equipment.
Structure: shaped like a door frame, composed of portal frame, carriage/trolley running mechanism, lifting mechanism and electric control system.
Principle: the trolley moves longitudinally along the track, the trolley moves transversely in the beam, the hoisting mechanism lifts the heavy load, and the multi-agency cooperative operation.
Types: according to the use of general-purpose, shipbuilding, container gantry cranes, etc.; according to the main girder divided into single / double main girder; according to the fetching device divided into hooks, grabs, electromagnetic.
Characteristics: strong lifting capacity (several tons to hundreds of tons), wide range of operations, adapt to multiple scenarios (ports / factories / yards), easy to operate.


