The shield tunneling dedicated gantry crane is professionally developed for underground trenchless tunnel construction. It undertakes core work including hoisting and assembly of shield machine cutter heads and shield bodies, as well as lifting and transportation of tunnel lining segments throughout construction. The trolley is equipped with rotary turntable structure to realize flexible multi-directional hoisting operations. The whole crane is equipped with full set of safety indicator systems and complete overload protection devices to guarantee stable and secure construction operation.
Working Environment Conditions
Power Supply: 3-phase A.C. 380V, 50HZ
Ambient Temperature: -20℃ ~ +45℃
Maximum Relative Humidity: ≤95% (Condensation environment acceptable)
Allowable On-site Wind Speed: ≤20m/s
Work Duty Grade: A3 / A4
Custom special working condition configurations are available upon user demand
1. Equipped with a 360° full rotary spreader, supporting multi-angle positioning and installation of shield cutters to meet all-direction assembly requirements.
2. Adopts dual-trolley composite mechanism, realizing flexible switching between dual-trolley coordinated lifting for heavy cutters and single-trolley operation for tunnel segment handling.
3. Designed to adapt to harsh tunnel environments, with wide temperature adaptability and high humidity resistance for long-term underground operation.
4. Strict wind speed limitation and stable mechanical structure ensure high safety during outdoor and tunnel entrance operation.
5. Supports A3 and A4 standard working grades, with customizable structural and functional configurations for special engineering scenarios.
Weihua Crane provides fully tailored gantry crane solutions for shield tunneling projects, tunnel construction sites and shield equipment storage yards. Optimized for professional shield machine handling work, the equipment features stable load capacity and high-precision operation, realizing reliable transportation and assembly management of all shield tunneling equipment.
Core parameters including lifting capacity, working span, lifting height and rail gauge support flexible customization. The personalized design adapts to various tunnel site layouts and shield construction technical standards, delivering efficient, smooth and safe daily on-site operation.
Optional Configurations
Electric and hybrid trolley drive systems
Intelligent automatic control and remote operation system
Professional anti-sway and positioning device for precise shield equipment hoisting
Energy-saving drive assembly equipped with regenerative braking function
Customized structural design to match exclusive track layouts of tunnel construction sites and storage yards
Our professional engineering team guarantees high operational efficiency, construction safety and long service life of the equipment, providing mature and reliable special lifting solutions for modern shield tunneling construction, equipment turnover and tunnel storage yard operation projects.
