Gantry Crane With Shield For Tunnel Boring

Grúa pórtico con escudo para perforación de túneles

The gantry crane with shield is primarily used for the installation of cutterheads and shield bodies of non-excavation equipment, such as shield tunneling machines, as well as for lifting tunnel support segments during construction.

The shield gantry crane features stable performance, high production efficiency, and ease of maintenance. The upper lifting device can rotate to accommodate different excavation directions, ensuring flexible operation. It is equipped with comprehensive safety indicators and overload protection devices to maximize the safety of operators and equipment. The electrical system uses variable frequency control to enhance the precision of mechanism operation.

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Características

The gantry crane with shield is primarily used for the installation of cutterheads and shield bodies of underground non-excavation equipment, as well as for lifting tunnel support segments during construction.
It is equipped with a specialized lifting device that can rotate 360°, making it suitable for installing cutterheads at different angles.
The gantry crane adopts a dual-trolley structure, allowing the two trolleys to operate in synchronization for lifting cutterheads or independently for segment lifting.
The hoisting mechanism uses open gear transmission, reducing costs.
The electrical system employs variable frequency control, ensuring precise control of all mechanisms.
All main connection points use high-strength bolts for easy installation and reliable performance.
The gantry crane with shield is equipped with windproof devices (such as wind-speed alarms, rail clamps, and anchoring systems) and overload protection to ensure safety during operation.