Introduce:
QY12 is a truck crane with hydraulic drive, full swing and telescopic boom, step-less speed variation for various operation mechanisms.
The whole vehicle conforms to 46 standards of China National Compulsory Inspection. Marker lamps are installed at the front, middle and rear. Side protection fenders are fitted for the vehicle.
Adoption of EuroⅡcompliant D6114ZLQ5B or WD415.21 engine.
A load weighing device equipped in operator's cab can display load lifting capacity and give a warning when overload occurs, ensuring the safety in lifting operation.
3-section main telescopic boom and single cylinder for front support elevating.
Two-pump flow can be combined for the winch to improve working efficiency.
Jib is available for option.
Well-equipped safety devices such as relief valve, hydraulic lock, hoist limit switch, working radius indicator and stabilizer.
Double H-shaped outriggers operated from both sides of the chassis are used for support and leveling of the vehicle.
Simple structure, light weight and good mobility.
Main Technical Specifications
|
Classificatory |
Item |
Unit |
Parameter |
|
Engine |
Model |
|
D6114 |
|
Outline dimension |
Overall length |
mm |
10200 |
|
Overall width |
mm |
2500 |
|
Overall height |
mm |
3200 |
|
Wheel base |
mm |
4500 |
|
Track |
Front wheel |
mm |
2090 |
|
Rear wheel |
mm |
1880 |
|
Mass |
Total mass in travel state |
kg |
16000 |
|
Axle load |
Axle 1 |
kg |
6000 |
|
Axle 2 |
kg |
10000 |
|
Travel performance |
Max. travel speed |
km/h |
72 |
|
Min. turning diameter |
m |
18000 |
|
Min. ground clearance |
mm |
260 |
|
Approach angle |
(') |
22 |
|
Departure angle |
(') |
11 |
|
Braking distance (at 30km/h with full load) |
m |
9.5 |
|
Max. grade-ability |
% |
26 |
|
Fuel consumption for 100km |
L |
30 |
|
Power |
Engine rated output |
KW/(r/min) |
158/2200 |
|
Engine rated torque |
N.m/( r/min) |
790/1400 |
|
Engine rated speed |
r/min |
2200 |
Main Technical Data for Lifting Operation
|
Classificatory |
Item |
Unit |
Parameter |
|
Lifting performance |
Max. total rated lifting capacity |
t |
12 |
|
Min. rated working radius |
m |
3 |
|
Turning radius at turntable tail |
m |
2.6 |
|
Max. load moment |
Base boom |
KN. m |
410 |
|
Fully extended boom |
KN. m |
252 |
|
Outrigger span |
Longitudinal |
m |
3.98 |
|
Lateral |
m |
4.8 |
|
Lifting height |
Base boom |
m |
8.6 |
|
Fully extended boom |
m |
20.8 |
|
Boom length |
Base boom |
m |
8.6 |
|
Fully extended boom |
m |
21 |
|
Working speed |
Boom raising time |
s |
50 |
|
Boom full extension time |
s |
75 |
|
Max. swing speed |
r/min |
2.3 |
|
Hoist speed
(single line at 3rd layer) |
Winch |
Full load |
m/min |
70 |
|
No load |
m/min |
70 | |
