Description
Shandong Hongda Construction Machinery Group Co.,
Ltd. are professional tower crane manufacturer from China, with
over *0 years experience of manfuacturing all kinds of tower crane.
Our QTZ**0(***6) Tower Crane adopt good quality material and
advanced manufacture process, which guarantee the high-quality and
safety of our QTZ**0(***6) Tower Crane. Our QTZ**0(***6) Tower
Crane have passed the ISO***1 International Quality System
Certification and the CE Certification. Our tower crane and other
products are widely exported to Russia, India, Brazil, Ghana,
Indonesia, Nigeria, Gambia, Kenya, and other countries, and win
high reputation among our customers.
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.
| Model |
QTZ**0(TC***6) |
QTZ**5F (TC***5) |
| Max Working Radius (m) |
*5 |
*0 |
| Free Height (m) |
*0 |
*6 |
| Max Load (T) |
*0 |
*0 |
| Tip Load (T) |
1.6 |
1.5 |
| Max Height (m) |
**0 |
**1 |
| Wall Ties for Max Height (sets) |
6 |
6 |
| Main Material Specs (mm) |
Square Steel Tube ***2**2 |
Square Steel Tube ***2**2 |
| Mast Section Dimension (m) |
1.**5*1.**5*2.8 |
1.**5*1.**5*2.5 |
| Hoisting Speed (m/min) |
**0/*0/*0 |
***0 |
| Min Steady Falling Speed (m/min) |
5 |
4.*5 |
| Slewing Speed (r/min) |
**0.*0 |
**0.*5 |
| Radius-changing Speed (m/min) |
***0 |
***0 |
| Jacking-up Speed (m/min) |
0.4 |
0.5 |
| Total Motor Power (kw) |
*6.5 |
*7 |
| Independent Structure Weight (kg) |
****0 |
****4 |
| Counter Weight (T) |
*8.*5 |
*9.*8 |
