Exploration and Coring Drill Rig, Type HT-260
Exploration and Coring Drill Rig, Type HT-260 is a medium deep hole drill rig mainly used in geological survey, small scale water well drilling and constructions of buildings, highways, railways, hydropower power stations, harbors as well as shallow core drilling. It has small size and easy to be dismantled into 4 parts. Hence, it is convenient to be transported and relocated which is conducive for construction works in the mountainous areas and tunnels.
Parameters| Drilling capacity | External diameter of drill pi[e | Drilling depth (For reference only) | |
| φ42mm | 320m | ||
| φ50mm | 260m | ||
| Engine | Name | Diesel engine | Electrical motor |
| Model | ZS1115M/L24 | Y160L-4-B3 | |
| Power rating | 16.2/17kW | 15kW | |
| Rated speed | 2200r/min | 1460r/min | |
| Gyrator | Vertical rotational speed | Clockwise rotation: 68, 156, 252, 384, 583, 888r/min Counter-clockwise rotation: 39, 90, 145, 221, 335, 511r/min | |
| Vertical latus rectum | φ65mm (φ59×53 Hexagonal kelly) | ||
| Maximum torque of vertical axis | 1750N.m | ||
| Feeding mechanism | Type | Dual cylinder hydraulic feed | |
| Maximum lifting force | Rated 60kN | ||
| Maximum feeding force | Rated 45kN | ||
| Spindle stroke | 500mm | ||
| Winch | Type | Planetary | |
| Maximum lifting force of three-layered single rope | 22kN | ||
| Lifting speed of three-layered single rope | 0.606m/s; 2.2m/s; 3.35m/s | ||
| Diameter of cylinder | φ160mm | ||
| Diameter of steel cable | φ12mm | ||
| Capacity for steel cable | 30m | ||
| Hydraulic system | Pump model | CBF-F418-ALP | |
| Swept volume of the pump | 18ml/r | ||
| Rated work stress | 12MPa | ||
| Rated speed | 1500r/min | ||
| Stroke of the drill rig hydraulic retraction | 360mm | ||
| Drilling angle | 0-360° | ||
| External dimensions of drill rig (length x width x height) | 1630×800×1530 (mm) | ||
| Mass of drill rig (excluding driving force) | 710kg | ||
- Clamped with linking rod force-amplifying spring and hydraulically released normally closed hydraulic chuck. Besides, it has up-to-date structure, good compensation, great clamping force, long lifespan and reliable performance.
- Equipped with 6-speed rotational speeds and has wide application range as well as strong applicability.
- Equipped with 6-speed reverse rotational speed, able to carry out mechanical screwing by drill pipe. It has advantages in handling drilling accidents and low labor intensity.
- High engine power, optional diesel engine or electric engine is available, low labor intensity, convenient for night illumination.
- Parts are interchangeable and convenient for maintenance.
- Stable while moving, reliable and can be mounted easily, stable high-speed feeding which allows great distance at the opening, low labor cost.
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