HFH725B0 Separated DTH Drilling rig
- Drilling Diameter: 83-130mm
- Drilling Depth:25-30m
- Engine Power:40kW
- Rotary Torque:1200-1700N.m
Features
- 1 Equipped with two motors and planetary gear gyrator, has the characteristics of large rotary torque, high efficiency and durable.
- 2Multi-way valve adopts two layers of double entrystructure, location is reasonable, easy to operate. New type of hydraulic system, propulsion, rotary speed, can shorten the auxiliary time of operation. With double motor two-speed gyrator, meet the requirements of different working conditions The prefilter, oil bath type air filter and air filter level 3, for the diesel engine working under high dust environment provides the guarantee.
- 3The prefilter, oil bath type air filter and air filter level 3, for the diesel engine working under high dust environment provides the guarantee.
- 4In order to adapt to different work environment and customer demand, adopting multiple specifications of the diesel engine and electric motors to meet the various needs.
- 5Drill arm, novel structure, convenient adjustment, greatly improve the area of drilling, apply to drill horizontal hole low. The lowest level hole height 300 mm.
- 6Power output gear box with double gear structure of mercury.
- 7Using engineering with walking motor, strong gradeability, low failure rate.
TECHNICAL DATA
| Whole machine model | HFH725B0 | HFH725B1 | HFH725B2 | HFH726B1 | HFH726B2 |
| To adapt to the rock hardness | 6~20 | 6~20 | 6~20 | 6~25 | 6~25 |
| diameter of bore（mm） | 83~105 | 83~105 | 83~115 | 83~115 | 85~130 |
| Economic drill depth（m） | 25 | 25 | 30 | 30 | 30 |
| Stand-alone gradeability（。） | 25 | 25 | 25 | 30 | 30 |
| Propulsion mode | Oil cylinder | Oil cylinder | Oil cylinder | Cylinder chain propulsion | Cylinder chain propulsion |
| Maximum lift capacity（kN） | 12 | 12 | 15 | 15 | 15 |
| Rotary torque（N.m） | 1200 | 1200 | 1400 | 1300 | 1700 |
| Rotary speed（r/min） | 0~100 | 0~120 | 0~100 | 30~90 | 30~90 |
| Work pressure（MPa） | 0.6~1.6 | 0.5~1.4 | 0.7~1.6 | 0.7~1.6 | 0.7~1.6 |
| Air consumption（m3/min） | 7~12 | 7~12 | 7~15 | 7~15 | 7~15 |
| Main Power（kW） | 40 | 40 | 40 | 40 | 40 |
| Maximum swing angle of guide rail（。） | Left32 Right17 | Left32 Right90 | Lift92 Right12 | Left 35 Right 35 | Left 35 Right 35 |
| Walking speed（km/h） | 2 | 2 | 2 | 2.5 | 2.5 |
| Ground clearance（mm） | 300 | 300 | 300 | 300 | 300 |
| Dimensions（mm） | 4250*1980*2260 | 4530*2100*2260 | 5400*2100*2250 | 5200*1000*2000 | 5200*1000*2000 |
| Weight（kg） | 3000 | 3200 | 4100 | 4000 | 4000 |
