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Full Hydraulic Drill Rig for Coal Mine Under Ground Directional Drilling Operation
Crawler Type full hydraulic directional drill rig is mainly used in the directional hole drilling of coal mine underground gas drainage project, grouting, fire fighting, coal seam water injection, out burst prevention, pressure relief, water disaster control, geo prospect and so on. The rigs are suitable to the stratum whose firmness coefficient f≦10 including coal layer and rock layer. The rig is able to walk sparately, swerve 180︒ but it needs a field that higher than 3 meters, wider than 4.5 meters and longer than 12 meters. This rig is used in metalic or non-metalic mining exploration. The related products include downhole motor, mining MWD, PDC bits and directional drill pipes and so on.
Parameters
| Description | Unit | ZYL25000D | ZYL-17000D | ZYL-15000D | ZYL-12000D | ZYL-6000D | ZYL-4000D |
| Drilling Depth | m | >1500 | >1500 | >1500 | >1500 | 1000 | 1000 |
| Opening Hole Diameter | mm | 350 | 96/113/133/153/203 | 96/113/133/153/203 | 96/113/133/153/203 | 96/113/133/153 | 96/113/133/153 |
| Finished Hole Diameter | mm | 203/253/300 | 113/133/153/203 | 113/133/153/203 | 113/133 | 96/113/133 | 96/113/133 |
| Fitted Drill Pipe | mm | Φ95/Φ127 | Φ73/Φ89 | Φ73/Φ89 | Φ73/Φ89 | Φ73/Φ95 | Φ70/Φ89 |
| Drilling Tilt Angle | -10°~+20° | -10°~+20° | -10°~+20° | -10°~+20° | -15°~+25° | -15°~+25° | |
| Rated Rotate Speed | r/min | 30 | 50~150 | 50~150 | 50~175 | 0~210 | 0~500 |
| Feed Force | KN | 370 | 250 | 250 | 250 | 200 | 200 |
| Pull Force | KN | 370 | 250 | 250 | 250 | 210 | 200 |
| Feed Speed | m/min | 15 | 0~3 | 0~3 | 0~3 | 0~25 | 0~25 |
| Pull Speed | m/min | 15 | 0~20 | 0~20 | 0~20 | 0~20 | 0~20 |
| Feed/Pull Stroke | mm | 1200 | 1200 | 1200 | 1200 | 1500 | 1500 |
| Pumping Station / Rated Power | Kw | 160 | 132 | 132 | 132 | 90 | 90 |
| Pump station /Tank Volume | L | 620 | 450 | 450 | 450 | 320 | 280 |
| Travel Gear | Crawler Track | Crawl Track Unit | Crawl Track Unit | Crawl Track Unit | Crawler Track | Crawler Track | |
| Travel Speed | m/min | 30 | 0~36 | 0~36 | 0~36 | 0~20 | 0~20 |
| Travel Climbing Capability | 20° | 20° | 20° | 20° | 20° | 20° | |
| Weight | Kg | 17000 | 14000 | 14000 | 13500 | 9000 | 7500 |
| Dimension | mm | 4300×1780×2320 | 4200×1600×2000 | 4200×1600×2000 | 4200×1550×2000 | 4200×1520×1750 | 4200×1520×1750 |
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