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Kaishan DTH Drilling Rigs

Heavy-duty surface crawlers and integrated rigs for open-pit mining, quarry blasting, and slope stabilization. High penetration rate and anti-jamming hydraulic system.

Kaishan KG200GF Photovoltaic Drilling Rig (⌀115–203 mm)

Kaishan KG200GF Photovoltaic Drilling Rig is a dedicated crawler rig engineered for solar PV foundation pile pre-drilling and quarry blast holes (⌀115–203mm). Powered by a 73.5 kW Yuchai Tier 3 engine, it delivers ≥3,500 N·m torque and 40 kN feed force.
Solar PV Piling Specialist: Drills large ⌀115–203mm pile holes in rocky, mountainous ground.
Dual-Motor High Torque: Delivers ≥3,500 N·m rotary torque to prevent tool seizure in hard rock.
Mountain Terrain Mobility: Folded crawler with ±10° track leveling for steep 30° hillside solar farms.
  • Product Detail Introduction

Core Engineering Features & Performance Advantages

Specialized for Solar PV Foundation Piling

Engineered specifically for large-diameter drilling (⌀115–203 mm) in ground-mounted solar photovoltaic (PV) pile foundations. Easily penetrates hard rock, limestone, and boulder layers to accelerate solar farm construction.

Dual-Motor High Torque Rotary Head (≥3,500 N·m)

Features a high-reduction gearbox driven by dual hydraulic motors delivering over 3,500 N·m torque at 0–110 rpm. Powers 4", 5", and 6" DTH hammers without stalling in fractured or abrasive ground (f=6–20).

Heavy Feed Beam with Anti-Wear Nylon Strips

Propulsion is driven by a hydraulic oil cylinder and 20A roller chain (3,475 mm feed stroke, 40 kN lifting force). The upper, middle, and lower sections feature high wear-resistant nylon plates to extend mast life and reduce operational maintenance.

Cast Iron Hydraulic Pump & Track Leveling

The upgraded hydraulic system uses heavy cast-iron gear pumps with large displacement. Combined with ±10° track leveling and enhanced plunger travel motors, it maneuvers safely across 30° mountain solar slopes.

kg200gf-solar-drill-rig-rotary-head-crawler-details

Technical Parameters

Model of drill rig KG200GF
Weight of complete machine 5500Kg
Outer dimensions 6250×2260×2600mm
Drilling hardness F=6-20
Drilling diameter Φ115-203mm
Rotary speed 0-110rpm
Rotary torque (Max) ≥3500Nm
Lifting force 40KN
Method of Feed oil cylinder + 20A roller chain
Feed stroke 3475mm
Travelling speed 0-2.5Km/h
Climbing capacity ≤30°
Ground clearance 325mm
Tilt angle of beam Down: 130°, up: 35°, total: 165°
Swing angle of beam Left: 45°, right: 45°, total: 90°
Pitch angle of drill boom Down: 50°, up: 15°, total: 65°
Swing angle of drill boom Left: 42°, right: 38°, total: 80°
Leveling angle of track ±10°
Air pressure for work 1-2.4MPa
Compensation length of beam 900mm
Supporting power Yuchai DKC2G3 (73.5KW/2200r/min)
DTH hammer 4-6"
Drilling rod Φ76×2000mm
Air consumption 15-26m³/min

Recommended Air Compressors

Diesel Engine Portable Screw Air Compressor:

  • KSGF220-19 (Dedicated solar project compressor: 22 m³/min @ 1.9 MPa)
  • KSCY240-20 (China II: 24 m³/min @ 2.0 MPa / 20 Bar)
  • KSCY310/22 (High pressure heavy volume: 22 m³/min @ 2.2 MPa / 22 Bar)

Note: Air compressor selection is subject to hole diameter and air hose length.

Primary Industrial Applications

  • Photovoltaic (PV) Solar Farm Piling: Fast drilling of large-aperture pile holes (⌀115–203 mm) across mountainous solar projects, uneven ground, and rocky terrains.
  • Hydropower & Civil Engineering: Penstock anchor holes, dam foundation rock consolidation, and hillside micro-piling.
  • Open-Pit Mining & Quarries: Medium-to-large blast hole drilling in granite, basalt, limestone, and sandstone quarries.
  • Road & Infrastructure Construction: Roadbed pre-splitting, culvert excavation, and trench blast hole operations.

Frequently Asked Questions (FAQ)

Q: What makes the KG200GF ideal for solar photovoltaic (PV) ground mount projects?

A: Solar mount foundations require fast drilling in rough mountainous soils with hidden rocks. The KG200GF features 3,500 N·m dual-motor torque, 40 kN lifting force, and ±10° track leveling, allowing it to drill ⌀115–203 mm pile holes rapidly on uneven hillsides where conventional rigs struggle.

Q: Which portable air compressor pairs best with the KG200GF?

A: For solar pile holes using 4" to 6" DTH hammers, the Kaishan KSGF220-19 (22 m³/min @ 1.9 MPa) or KSCY310/22 (22 m³/min @ 2.2 MPa) diesel screw compressors provide optimal airflow and pressure to clear cuttings efficiently.

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