1. Characteristics of XY-44A hydraulic core drilling rig
XY-44A is a hydraulic core drilling rig suitable for high-speed medium and deep borehole drilling in complex rock formation. covers all the main foundation and drilling technologies with a range of models whose characteristics, capability and performance find application in every operating condition.
2. Applications of XY-44A hydraulic core drilling rig
（1）engineering geology exploration
（2）hydrology and core drilling
（3）large diameter foundation piles construction
3. Parameters of XY-44A hydraulic core drilling rig
|
Model
|
XY-44A
|
|
Drilling depth
|
600-1400m
|
|
Max open hole caliber
|
300mm
|
|
End hole caliber
|
75mm
|
|
Drilling rod diameter
|
60mm
|
|
Drilling angle
|
90-65
|
|
Drill rig moving stroke
|
450mm
|
|
Spindle
|
|
Spindle speed ( Diesel Engine)
|
Forward 60 97 169 187 276 301
284 487 521 847 1180 1490r/min
|
|
Reverse 65 201r/min
|
|
Spindle speed ( Electric Motor)
|
Forward 50 81 141 155 230 251
320 406 434 706 984 1247r/min
|
|
Reverse 54 167r/min
|
|
Spindle stroke
|
600mm
|
|
Spindle max. pressure force
|
90kn
|
|
Spindle inner diameter
|
96mm
|
|
Lifting capacity
|
120kn
|
|
Main hoist
|
|
Max.single line lifting capacity
|
45kn
|
|
Max.single line lifting speed
|
0-45m/s
|
|
Wire rope caliber
|
17.5-18.5mm
|
|
Hoist capacity of wire line
|
90-110m
|
|
Roller diameter
|
140mm
|
|
Wirerope diameter
|
6mm
|
|
Wire rope length
|
450m
|
|
Mud pump
|
|
Type
|
BW-250
|
|
Displacement
|
250 l/min
|
|
Work pressure
|
80kg/cm²
|
|
Water inlet pipe diameter
|
75 mm
|
|
Water outlet pipe diameter
|
50 mm
|
|
Power
|
|
Diesel engine
|
YC4E135-1 81KW
|
|
Electric motor
|
Y225S-4 37KW
|
Note: The product is continuously improved, and subject to change without notice, please refer to the actual product.
