Construction Tower Crane
1.working range 42m
2.loading capacity 3ton
3.tip loading 0.6ton
4.free height 30m
QTZ31.5(4206)
Table for hoisting property load
Range(m) | 3-11.96 | 14 | 16 | 19 | 25 | 29 | 31 | 33 | 35 | 38.6 | 40 | 41.8 |
Lifting capacity(t) | 3 | 2.495 | 2.135 | 1.746 | 1.26 | 1.051 | 0.967 | 0.892 | 0.826 | 0.713 | 0.688 | 0.66 |
QTZ31.5(4206)-type construction tower crane is the latest domestic hoisting and transport machinery designed and manufactured by Zhangqiu Dacheng Machinery Industry Co., Ltd. using group technology, modular design and finite-element analysis and taking computer design platform for tower crane as the tool.
This crane is a type with cantilever, bogey jib lubbing and upper slewing lifting. All its performance parameters and technical indicators have reached or are superior to the national standard. The maximum working range is 41.8m; independent freestanding height 30m; adhered freestanding height 90m; rated lifting torque 315kN.m, maximum lifting capacity 3t.
This crane is advanced in parameters, reliable in performances, beautiful in appearance, high in quality, simple in structure and easy in operation. It is equipped with advanced safety devices and is easy for repair and maintenance, safe for use and reasonable in pricing, for which it has become an ideal choice for many construction enterprises.
Table for technical performances
ITEM | Technical performances | |
Rated lifting torque(KN.m) | 315 | |
Maximum lifting capacity(t) | 3 | |
Rated lifting capacity in the maximum working range(t) | 0.66 | |
Maximum working range(m) | 41.8 | |
Overall height(m) | Independent | 30 |
Adhered | 90 | |
Lifting speed(m/min) | 50/25/5 | |
Jib lubbing speed(m/min) | 25/38 | |
Slewing speed(r/min) | 0.36/0.72 | |
The section of the tower crane(mm) | 1494×1494 | |
Working temperature | -2040 | |
Power parameter | 380V± 5% 50HZ | |
Total motor capacity(kW) | 23.5 | |
The maximum exercisable wind pressure(N/m2) | 250 | |
Table for the Main technical date
The structure name | ITEM | Specification |
Hoisting structure | Motor | YZD200L1-4/8/32 15/15/4Kw |
Decelerator | ZQ40-12.64 | |
Detent | YWZ-300-45 | |
Wire-rope | 6×19-12.5-1770-- | |
Slewing mechanism | Motor | YD132M-4/8 3/4.5Kw |
Decelerator | XX4-80.195 | |
Fluid coupling | YOX-250A | |
Slewing fulcrum | QW1120.32 | |
Jib lubbing mechanism | Motor | Y100L2-4/6 2.2/1.5kW |
Decelerator | WXJ100-31 | |
Wire-rope | 6×19-6.2-1770- | |
Hoisting mechanism | Motor | YD132M-4 3kW |
Cylinder stroke | 1320mm | |
Cylinder diameter | 1775mm | |
Rated working pressure for the cylinder | 20MPa |
Table for the mostly structure:
Name | Structure Drawing | The mostly material | Note |
Standard Segment |
| Angle-steel ∠125×125×12 | The size of section1494×1494 The size of high2200 |
Jib Boom |
| First quarter staff Tube 76×6 | The Jib boom is formed by seven parts. |
Last quarter staff[ 8 add closure plate Or [ 10 add closure plate |
