Product Description
ZJ-70 Series anchor engineering drill rig is developed on the basis of absorbing the advantages of the company's ZJ series drilling rigs. The performance parameters of the drilling rigs are scientifically distributed, so that the drilling rig is more suitable for rock DTH hammer drilling and pipe drilling, while taking into account the soil alloy rotary drilling Advance, auger drilling process. The drilling rig has strong adaptability and can be used for multiple purposes.
The ZJ-70 anchor drilling rig is a fully hydraulic driven power head drilling rig. The hydraulic motor, pump and quick joint of the drilling rig adopt international products, and other main components are selected from domestic famous and high-quality products, so that the performance of the whole machine is stable, reliable and long-lasting. The drilling rig can be applied to a variety of drilling techniques: conventional rotary drilling, down-the-hole hammer impact rotary drilling, and casing drilling.
ZJ-70 type anchor engineering drilling rig is mainly used for the anchoring engineering of landslides and dangerous rock masses in various geological disasters, especially suitable for the construction of anchor cable holes in high-slope rock mass anchoring engineering, and also suitable for various drainage holes, deep foundation pits Support and foundation reinforcement holes, tunnel pipe shed support holes, blasting holes for blasting works, etc. With slight modification, it can also be used for the construction of high-pressure rotary jet piles.

Main Features
* The structure of the anchor engineering drill rig is split, with good dismantling, quick and convenient relocation and installation; it can be operated from a long distance, and the multi-hole construction can be completed in one relocation; the operating staff has a good working environment and low labor intensity.
* The output torque of the drilling rig power head is large, the feeding range is long, and the drilling efficiency is high.
* The output shaft of the drilling rig power head is provided with a telescopic mechanism, which can effectively protect the drilling tools.
* The direction of the power head and the orifice plate can be reversed, and the vertical hole can be drilled.
* The front part of the drilling rig frame is provided with up and down adjustment columns and a Huff, the height of the mast can be adjusted, and the hole position during construction is fast and convenient.
* The drilling rig is fully hydraulically driven, which can realize stepless speed regulation, simple operation, time-saving and labor-saving.
Technical Specifications
| Model | ZJ-70 Anchor Engineering Drill Rig |
Borehole Depth (m) | 70-80 |
Borehole Diameter (mm) | φ110-180 |
Drill Rod Specification (mm) | φ73×1500, φ89×1500 |
Drill Angle (°) | 90° ~ - 30° |
Drill Head Rotary Speed (FR/RE) (rpm) | 5-98 |
Drill Head Max. Output Torque (Nm) | 3200 |
Drill Head Feeding Stroke (mm) | 1800 |
Mast Slip Stroke (mm) | 500 |
Drill Head Max. Lifting Force (kN) | 45 |
Drill Head Max. Thrust Force (kN) | 30 |
Electromotor Power (kw) | 22 |
Drilling Rig Weight (kg) | 1700 |
Bigger Part Weight (no electromotor)(kg) | 250 |
Overall Dimension (Drill Reduce Type) (m) | 3.45*1.2*1.5 |
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