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Full Hydraulic Crawler Drilling Rigs for Underground Coal Mines (Gas Drainage Boreholes)Application
ZDY4000LP(A) is a crawler mounted drill rig with high torque. It can use both ordinary outer planar drill roads for conventional drilling and spiral drill rods as well. It can be positioned over a conveyor belt, it is mainly used to drill gas drainage boreholes in coal seam and it’s adjacent seams. The rig is characterized by easy transportation and a wide range or borehole azimuth and pitch angles.
Techinical Data
Type |
ZDY4000LP(A) |
Borehole depth/m |
350 |
Rod diameter/mm |
73 |
Rated torque/N.m |
4000 |
Rotary speed/r/min |
70~240 |
Max feed force/pull force/kN |
123 |
Feed stroke/mm |
780 |
Dip of the main axis/° |
-30~60 |
Power/kW |
55 |
Total weight/kg |
5500 |
Max traveling speed/km/h |
2.0 |
Max gradeability |
20 |
Contact pressure/mPa |
0.048 |
Dimension (LxWxH)/m |
4.7*1.5*2.0 |