1 Hoisting Mechanism <o:p>
Three-gear speed modulation by electrical motor or frequency conversion, giant winch. <o:p>
2 Rotation Mechanism
Speed modulation with frequency conversion, stable break, accurate position, outstanding on performance and operation all around the world. <o:p>
3 Lifting Mechanism
Speed modulation with frequency conversion, less concussion, stable operation. <o:p>
4 Control System
PLC control, auto diagnosis on electric malfunction, corresponding alarm on light and sound, key components adopting international top brand product.<o:p>
5 Security & Protection Mechanism
Besides security mechanism usually used in domestic tower crane adopted,MingWei tower crane adopted lots of advanced mechanism self-developed by MingWei, to keep the security of the tower crane and convenient operation, such as unique double tighten mechanism on lifting steel cable, anti-break mechanism on sliding vehicle, anti-drop<o:p>
Tower Crane Model:QTZ63(TC5610)
Free Standing Height/Max. Height:40m/150m
Jib Length : 3---56m
Mast Section/Material: Square Tube 135×135×12/Q345B
Size of Mast Section, L×W×H: 1800×1800×2800
Collar Ties Situation: Distance between first collar tie and the ground 35000mm
Other Distance 25000mm
Suspension Height no more than 25m.
Balanced Weight /Jib Length: 15.7t/56m.
Total Power: 40.2Kw.
Loading Chart:
2 Falls
| Jib Length(m) | 3-25.57 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 |
| Load(t) | 3 | 2.941 | 2.809 | 2.687 | 2.574 | 2.468 | 2.369 | 2.276 | 2.188 |
| Jib Length(m) | 34 | 35 | 36 | 37 | 38 | 39 | 40 | 41 | 42 |
| Load(t) | 2.106 | 2.029 | 1.955 | 1.886 | 1.821 | 1.758 | 1.699 | 1.643 | 1.589 |
| Jib Length(m) | 43 | 44 | 45 | 46 | 47 | 48 | 49 | 50 | 51 |
| Load(t) | 1.538 | 1.489 | 1.443 | 1.398 | 1.356 | 1.315 | 1.276 | 1.238 | 1.202 |
| Jib Length(m) | 52 | 53 | 54 | 55 | 56 |
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| Load(t) | 1.167 | 1.133 | 1.101 | 1.070 | 1.040 |
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4 Falls
| Jib Length(m) | 3-14.22 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 |
| Load(t) | 6 | 5.652 | 5.256 | 4.906 | 4.595 | 4.317 | 4.067 | 3.840 | 3.634 |
| Jib Length(m) | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
| Load(t) | 3.446 | 3.274 | 3.116 | 2.969 | 2.834 | 2.708 | 2.591 | 2.482 | 2.379 |
| Jib Length(m) | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | 40 |
| Load(t) | 2.283 | 2.193 | 2.109 | 2.029 | 1.953 | 1.882 | 1.814 | 1.750 | 1.689 |
| Jib Length(m) | 41 | 42 | 43 | 44 | 45 | 46 | 47 | 48 | 49 |
| Load(t) | 1.631 | 1.576 | 1.523 | 1.473 | 1.425 | 1.379 | 1.335 | 1.293 | 1.252 |
| Jib Length(m) | 50 | 51 | 52 | 53 | 54 | 55 | 56 |
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| Load(t) | 1.213 | 1.176 | 1.140 | 1.106 | 1.072 | 1.040 | 1.009 |
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Basic Parameters:
| Mechanical Factor | Hoisting Mechanism | M5 |
| Slewing Mechanism | M4 |
| Trolleying Mechanism | M4 |
| Hoisting Mechanism | Motor | Model | YZTD2-2/4/16 |
| Power(kW) | 24/24/5.4 |
| Height Limiter | Model | FKDX-G |
| Wire Steel Rope | Spec. | 6X19-12.5-1770-I |
| Falls | a=2 | a=4 |
| Lifting Speed(m/min) | 74 | 38 | 38 | 20 |
| Rated Load(t) | 1.5 | 3 | 3 | 6 |
| Min. Rate of Descend | m/min | ≤7 |
| Slewing Mechanism | Motor | Model | YZR132M1-6 |
| Power(kW) | 3.7×2 |
| Rotating Speed(r/min) | 908 |
| Reducer | Model | XX4-100.180 |
| Drive Ratio | 180 |
| Coupler | Model | YOX250A |
| Rotating Pinion | Modulus m | 12 |
| Number of Teeth z | 15 |
| Modification Coefficient | +0.5 |
| Rotating Speed | r/min | 0.63 |
| Slewing Bearing | Single row four-point contact ball slewing bearing | Model | 011·45·1250 |
| Modulus m | 12 |
| Number of Teeth z | 118 |
(Continued)
| Hydraulic Jacking Mechanism | Motor | Model | Y132M-4B5 |
| Power(kW) | 5.5 |
| Rated Oil Cylinder Working Pressure | Mpa | 25 |
| Max. Jacking Force | t | 50 |
| Oil Cylinder Stoke | mm | 1600 |
| Locating Distance | mm | 2070 |
| Oil Cylinder Diameter | mm | φ160 |
| Oil Cylinder Piston Diameter | mm | φ110 |
| Jacking Speed | m/min | 0.4 |
| Trolleying Mechanism | Motor | Model | YEZS112M-4/8 |
| Power(kW) | 3.3/2.2 |
| Wire Steel Rope | Spec. | 6×19-7.7-1550 |
| Reducer | Model | XX2-12-38 |
| Drive Ratio | 38 |
| Trolleying Speed | m/min | 40/22 |
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