The descriptions of the engineering crawler water well borehole drilling rig machine.
The engineering crawler water well borehole drilling rig machine is a DTH water well borehole drilling rig that can drill very deep into the ground, the water well borehole rig machine has two steel tracks and it can move swiftly in the mountainous area with ease. The engineering crawler water well borehole drilling rig machine can drill 350m in depth and the drilling borehole diameter is 140mm to 325mm. The recommended drilling pipe for this engineering crawler water well borehole drilling rig machine is Φ89mm and Φ102mm. The length of the drilling pipe can be 6m and 3m.
The specifications of the engineering crawler water well borehole drilling rig machine.
| The weight（T） | 8.6 | Drill pipe diameter（mm） | Φ89 Φ102 |
| The hole diameter（mm） | 140-325 | Drill pipe length（m） | 1.5m 2.0m 3.0m 6.0m |
| Drilling depth（m） | 350 | Rig lifting force（T） | 22 |
| Drilling length（m） | 6.6 | Rapid rise speed（m/min） | 18 |
| Walking speed（km/h） | 2.5 | Fast feeding speed（m/min） | 33 |
| Climbing angles（Max.） | 30 | Width of loading（m） | 2.7 |
| Diesel engine power（kw） | 92 | Hoisting force of winch（T） | 2 |
| Using air pressure（MPA） | 1.7-3.4 | Swing torque（N.m） | 6200-8500 |
| Air consumption（m³/min） | 17-36 | Dimension（mm） | 6000×2000×2550 |
| Swing speed（rpm） | 66-135 | Required DTH hammer | Medium and high wind pressure series |
| Penetration rate（m/h） | 15-35 | High leg stroke（m） | 1.4 |
The features of the engineering crawler water well borehole drilling rig machine.
- The engineering crawler water well borehole drilling rig machine is equipped with two steel tracks and the chassis is very strong.
- It is a water well borehole drilling rig machine with two drilling methods, one is the mud pump drilling method, and the other is the screw air compressor drilling method.
- This crawler borehole rig machine adopts triple gear pump to ensure the oil pump is durable and reliable.