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 |
|
|
|
|
| Load(t) |
1.167 |
1.133 |
1.101 |
1.070 |
1.040 |
|
|
|
|
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 |
|
|
| Load(t) |
1.213 |
1.176 |
1.140 |
1.106 |
1.072 |
1.040 |
1.009 |
|
|
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 |
Audited Supplier 
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