, QTZ500 (TC7046/7550)
The QTZ500 32T hammerhead tower crane is most often used for thermal power plants and large road and bridge projects. The large rotary tower crane uses internationally advanced technology and the latest designs for reliable performance. This topkit crane model has hoisting, slewing, walking, and climbing features.
General Specifications of the Hammerhead Tower Crane Specification |
Model | TC7046/7550 | Type | Stationary |
Height | 73 m | Jib length | 70/75 m |
Max. load | 32 tons | Tip load | 4.6/5 tons |
Mast section dimension | 2.5*2.5*5.95 m |
Mechanism |
Hoisting | 110JLF |
Slewing | JH15T1 |
Trolleying | 15DFV16 |
Mechanisms | Hoisting | M5 |
Slewing | M4 |
Trolleying | M4 |
Rated load moment ( KN·m ) | 5000 |
Jib length (m) | Min. 5.7 | Max. 75 |
Height | Free standing | Anchored |
73m | 275.3m |
Max. load (t) | 32 |
Hoisting mechanism | Model | 110JLF63 |
Falls | a=2 | a=4 |
Load (t) | 8 | 16 | 16 | 32 |
Speed (m/min) | 0-34 | 34-70 | 0-17 | 17-35 |
Power (KW) | 110 |
Trolleying mechanism | Model | 15DFV16 |
Speed (m/min) | 0-56.25 |
Power (KW) | 15 |
Slewing mechanism | Model | JH15T1 |
Speed (r/min) | 0-0.7 |
Power (KW) | 11X2 |
Jacking mechanism | Power (KW) | 15 |
Speed (m/min) | 0.3 |
Work pressure ( MPa ) | 31.5 |
Balanced weight | Hoisting jib (m) | 40 | 40 | 60 | 70 | 75 |
Balanced jib (m) | 24 | 24 | 24 | 24 | 24 |
Load (t) | 18 | 25 | 30 | 35 | 40 |
Total power (KW) | 147 (without jacking mechanism) |
Work temperature (ºC) | -10~ 40 |
Detailed Parameters of Tower Crane Mechanisms Hoisting mechanism | Model | Unit | 110JLF63 |
Max. Pulling force | KN | 80 |
Steel wire rope | Spec. | | 6X36WS FC (Ø24) |
Max. Line speed | m/min | 70 |
Drum | Speed | r/min | 26 |
Capacity | m | 880 (5 layers) |
Motor | Model | | YZD315S1-4B3 |
Power | KW | 110 |
Speed | r/min | 1486 |
Reducer | Ratio | i | 47.3 |
Brake | N·m | 2240 |
Trolleying mechanism | Model | | 15DFV16 |
Max. Pulling Force | KN | 23 |
Steel wire rope | Specification | | 6X19W FC (Ø12.5) |
Max. Line speed | m/min | 56.25 |
Length | 40m jib | m | Steel wire rope I | 80 | Steel wire rope II | 55 |
50m jib | m | 100 | 65 |
60m jib | m | 120 | 75 |
70m jib | m | 140 | 85 |
75m jib | m | 150 | 90 |
Speed of drum | r/min | 0-48 |
Motor | Model | | YPEJ132L-4 |
Power | KW | 15 |
Speed (50HZ) | r/min | 1400 |
Reducer ratio | i | 35 |
Brake moment | N·m | 150 |
Slewing mechanism | Model | Unit | |
Motor | Model | | YTRVF160L2-6F1 |
Power | KW | 11x2 |
Speed | r/min | 960 |
Reducer | Model | | JH15T1 |
Ratio | i | 160 |
Slewing bearing | Modulus m | | 16 |
Teeth Z | | 13 |
Coefficient factor X | | 0.5 |
Total ratio | | 160 |
Speed | | 0~0.7 |
Jacking mechanism | Motor | Power | KW | 15 |
Speed | r/min | 1440 |
Hydraulic pump station | Flow | L/min | 13.42 |
Work pressure | MPa | 31.5 |
Jacking cylinder | Cylinder/rod diameter | mm | 250/180 |
Max. Jacking force | t | 154 |
Jacking speed | m/min | 0.3 |