Tower Crane

horizontsl jib frame,trolly travel.slewing self-climbing,novel struture and reliable running

 

 QTZ40 tower crane in accordance with the latest standards for JG/T5037-93 "tower crane classifications" designed to strengthen the type of tower cranes to meet GB/T9462 <<tower crane technical conditions>> and GB5144 <<Tower Crane Safety Regulations> > and other standards; rated torque of lifting 40t m, the largest weight from four tons, the TC4708, TC4510 and other types. It hoisting mechanism pole-changing speed, slewing mechanism for VVVF institutions, luffing mechanism planetary gear reducer built-in drum machine, electric control system adopts imported components, the safety protection device for the mechanical or mechanical-electrical integration products, complete and reliable foundation is divided into fixed pressure weight. It is widely used in various types of high-rise building construction in.