Tower Crane Manufacture

タイトルまたは説明

QTZ**5(***5) Tower Crane

Max.Radius:*0m 

Max.Lifting Capacity: *6t



 We can also manufacture Luffing tower crane,Flat-top tower cranes,Mobile tower cranes,inside climbing tower crane,etc.



If you want to know more about our products or our company, pls visit our website or contact us by email or phone. Also welcome consult us any question at your convenience, any inquiry or kind suggestions from you will be very appreciated.











1 Hoisting Mechanism 

Three-gear speed modulation by electrical motor or frequency conversion, giant winch. 



 

2 Rotation Mechanism 

Speed modulation with frequency conversion, stable break, accurate position, outstanding on performance and operation all around the world. 

 

3 Luffing Mechanism

Speed modulation with frequency conversion, less concussion, stable operation. 

 

4 Control System

PLC control, auto diagnosis on electric malfunction, corresponding alarm on light and sound, key components adopting international top brand product. 



5 Security & Protection Mechanism

Besides security mechanism usually used in domestic tower crane adopted, Hongda tower crane adopted lots of advanced mechanism self-developed by Hongda, to keep the security of the tower crane and convenient operation, such as unique double tighten mechanism on luffing steel cable, anti-break mechanism on sliding vehicle, anti-drop

mechanism on standard section, speedy link between rotary body, hoisting boom and balance boom. 

 

6 Structure

Through advenced design, mechanical-electrical integration design, CAD supporting design, optimization design, modularization design, makes Hongda tower crane's steel structure haveing outstanding intensity, firmness and anti-fatigue capability, outstanding performance and reliability. With beautiful profile, it embodies the design standard of Hongda.