Tower Crane(QTZ315)
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1.Technical performance of crane
QTZ315CHoisting character table(38M)
1.2 QTZ315cHoisting characteristic Diagram
1.3 Main technical feature
QTZ315 crane is a kind of new tower crane desighed by our company for construction and it is upper rotating self-climbing tower crane for multipurpose, with balance boom and trolley luffing. The tower crane has large working scope, multi working model and wide applicable objects. It can work in free standing type and attached type to satisfy different construction requests.
1.1 QTZ315CHoisting character table(42M)
| Radus m. | 12.05 | 13 | 14 | 15 | 16 | 17 | 18 | 19 |
| Liftingcapacity.kg | 3000 | 2745 | 2518 | 2323 | 2155 | 2005 | 1875 | 1758 |
| Radus.m | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 |
| Lifitingcapacity.kg. | 1653 | 1560 | 1473 | 1396 | 1325 | 1260 | 1200 | 1145 |
| Radus m. | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 |
| Liftingcapacity.kg. | 1093 | 1045 | 1000 | 960 | 921 | 884 | 850 | 818 |
| Radus m. | 36 | 37 | 38 | 39 | 40 | 41 | 42 | |
| Liftingcapacity.kg. | 788 | 760 | 732 | 706 | 682 | 659 | 636 |
QTZ315CHoisting character table(38M)
| Radus m. | 12.35 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| Liftingcapacity.kg | 3000 | 2840 | 2620 | 2430 | 2265 | 2120 | 1990 | 1875 | 1770 |
| Radus m | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 |
| Liftingcapacity.kg | 1675 | 1590 | 1510 | 1440 | 1375 | 1310 | 1255 | 1205 | 1155 |
| Radus m | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 |
| Liftingcapacity.kg | 1110 | 1065 | 1025 | 990 | 950 | 920 | 890 | 860 | 830 |
1.2 QTZ315cHoisting characteristic Diagram
| Rated load moment | kN.m | 315 | |||
| Max.load capacity | t | 3.0 | |||
| Working.load capacity | m | 2.5~42(38) | |||
| Hoisting height | Freestanding | 30 | |||
| Attaching | 100 | ||||
| Hoisting speed | m/min | 46/23/7 | |||
| Swing speed | r/min | 0.5/0.37 | |||
| Radius speed | m/min | 22/33 | |||
| Climbing speed | 0.5 | ||||
|
Overall |
Underbed |
M |
4x4 | ||
|
demension |
Overall height | Freestanding | 37.5 | ||
| Attaching | 107.2 | ||||
| Distance between jib-head and swing center | 43.03(39.03) | ||||
| Distance between jib-end and swing center | 10.845 | ||||
| Net weight of full crane | Weight of structure | Freestanding |
T |
16.745 | |
| Attaching | |||||
| Counter weight | T | 4.36(3.95) | |||
| Total capacity of motor | kW | 25 | |||
| Allowed working temperature | ℃ | -20~+40 | |||
| Working wind pressure | N/m2 |
250 |
|||
| No Working wind pressure | 800~1100 | ||||
| standard | I | II | III |
| Hoisting speed,m/min | 7 | 23 | 46 |
| load capacity,kg | 3000 | 3000 | 1500 |
1.3 Main technical feature
| Mechancial load rates | Hoisting mechanism | JC40% | |
| Swing mechanism | JC40% | ||
| Derricking mechanism | JC25% | ||
|
Hoisting mechanism |
Motor | tyoe | YZTD225-4/8/24 |
| power | 15/15/3.5 | ||
| Height limiter | type | YWZ3-315/45-10 | |
| Wire rope | specification | 6X37-12.5-1850-I | |
| Max.traction,N | 15000 | ||
| Best Hoisting height | 100（attaching） | ||
| Max.rope speed | 92 46 14 | ||
| Swing mechanism | Motor | type | YD132S-6/8 |
| power | 3.3/2.2 | ||
| Running speed | 960/720 | ||
| Retarder | type | XX4 80.195C-001 | |
| Gear ratio | 195 | ||
| Hydraulic coupling mechnism | Type | YoX280A | |
| Swing pinion | Modulusm | 10 | |
| Tooth counting | 15 | ||
| Addendum coeficient | +0.5 | ||
| Swing gearing | Single row and four point sphere swing gearing | Type | QWA1120.32 |
| Modulusm m | 10 | ||
| Tooth counting z | 129 | ||
|
Hydraulic Climbing system |
Motor | Speed | 1400 |
| Power | 5.5 | ||
| Rated working pressure of cylinder | Mpa | 20 | |
| Max.climbing force | kN | 190 | |
| Climbing speed | m/min | 0.5 | |
|
Derricking mechanism |
Motor | Type | YD100L2-6/4 |
| Power | 1.5/2.2 | ||
| Speed | 1440/960 | ||
| Wire rope | Type | 6x19-6.2-155-I | |
| Max,N | 5600 | ||
| Lenged,m | L1=82.5,L2=46.5 | ||
| Retarder | Type | BL22-43-3.3 | |
| Gear ratio | 30 | ||
| Derricking speed | Low speed,m/mim | 22 | |
| High speed,m/min | 33 | ||
QTZ315 crane is a kind of new tower crane desighed by our company for construction and it is upper rotating self-climbing tower crane for multipurpose, with balance boom and trolley luffing. The tower crane has large working scope, multi working model and wide applicable objects. It can work in free standing type and attached type to satisfy different construction requests.
