Hydraulic pile driver

for photovoltaic applications

Overview
Solar pile driving units for photovoltaic site construction combining hydraulic power, crawler mobility and a low center of gravity. YG designs prioritize chassis stability to support high-speed piling, operator safety and piling accuracy.

Safety Foundation: Quantifying Chassis Stability

• Center of Gravity: Design concentrates approximately 65% of the total mass below the axle for a notably low center of gravity.
• Footprint: Wide-track layout delivers an approximate footprint of 4.5 m² to increase lateral stability on slopes.
• Emergency Stop: Operator safety system engages emergency stop in ≤ 2 seconds.
• Safety Lock: Mast includes automatic locking to prevent accidental slippage during transport or maintenance.

Solar Piling Machine Parameter — Hydraulic photovoltaic pile driver

• Type: Hydraulic photovoltaic pile driver
• Overall dimensions: 4700 × 2100 × 2800 mm
• Drill pipe rotational speed: 180 r/min
• Track shoe width: 400 mm
• Gradability: 30°
• Motor model: 4108
• Rock hardness rating: 6–20F
• Drilling diameter: 80–500 mm
• Slide tilt angle: 120°
• Drilling depth: 0–6 m
• Drill arm swing angle: L/R 150°
• Reducer torque: 13,000 N·m
• Slide swing angle: L/R 40°
• Main pump configuration: triple pump
• Driving speed: 0–3 km/h
• Oil pump spec: 40/40/32

Solar Piling Machine Parameter — Crawler photovoltaic pile driver

• Type: Crawler photovoltaic pile driver
• Overall dimensions: 4700 × 2200 × 2800 mm
• Hydraulic hammer flow: 50–110 L/min
• Track shoe width: 400 mm
• Impact frequency: 350–800 BPM
• Motor model: 4108
• Hydraulic system pressure: 25 MPa
• Generator power: 88 kW motor
• Enhanced cooling for high-wind heat dissipation: yes
• Drilling depth: 0–6 m
• Oil pump spec: 40/40/32
• Drilling diameter: 80–600 mm
• Driving speed: 3 km/h

Safety & Stability Highlights

• Low center of gravity: ~65% of mass placed below axle for improved balance.
• Large footprint: Wide-track design increases lateral resistance and slope stability.
• Certified operator protections: Emergency stop and automatic mast locking reduce accident risk.

Operator Comfort: Vibration Dampening and Fatigue Reduction

• Dampening system: Vibration pads reduce cabin vibration by ~40% versus standard models.
• Component protection: Lower vibration extends electronics life and reduces operator fatigue during long shifts.

Logistical Advantage: Convenient Transportation Dimensions

• Folding mast: Hydraulic folding mast reduces transport dimensions to ~5.5 m × 2.3 m × 2.8 m for simplified shipping.
• Cost saving: Compact transport dimensions allow container or standard flatbed shipment, lowering logistics complexity and cost.

All-Weather Operation

• Temperature range: Starts and operates reliably down to −15°C.
• Heating elements: Preheating system and engine heating coils maintain fuel and hydraulic oil fluidity in cold starts.

Application Expansion: Quick Coupling System

• Tool change speed: Quick coupling enables hammer head or drill-bit exchange in under 10 minutes.
• Range of use: Switch between piling, drilling and hydraulic pile extraction modes for on-site versatility.

Case Study: Precision Piling on Slopes

• Challenge: Working on slopes up to 15° requiring high chassis stability and accuracy.
• Solution: YG unit with ±15° mast tilt and enhanced chassis stability addressed slope requirements.
• Outcome: Piling accuracy within a 3 mm margin of error in complex slope conditions.

Long-Term Value

• Material selection: Key structural components use Q345B high-strength steel for long-term integrity (design-life example: 10,000 working hours).
• Resale value: Verifiable maintenance records and structural design support higher resale value vs. industry average (manufacturer cites ~15% higher after five years).

Technical specifications

• Overall dimensions (hydraulic variant): 4700 × 2100 × 2800 mm
• Overall dimensions (crawler variant): 4700 × 2200 × 2800 mm
• Transport dimensions with folding mast: ~5.5 m × 2.3 m × 2.8 m
• Drilling diameter: 80–500 mm (hydraulic); 80–600 mm (crawler)
• Drilling depth: 0–6 m
• Drill pipe rotational speed: 180 r/min
• Impact frequency (crawler hammer): 350–800 BPM
• Hydraulic hammer flow: 50–110 L/min
• Hydraulic system pressure: 25 MPa
• Reducer torque: 13,000 N·m
• Main pump: triple pump
• Oil pump spec: 40/40/32
• Motor: model 4108
• Generator power (crawler): 88 kW
• Track shoe width: 400 mm
• Driving speed: 0–3 km/h (hydraulic); 3 km/h (crawler)
• Gradability: 30°
• Slide tilt angle: 120°
• Drill arm swing angle: L/R 150°
• Slide swing angle: L/R 40°
• Cold-start capability: reliable to −15°C with preheating and heating coils
• Vibration dampening: cabin vibration reduced by ~40% vs. standard models
• Footprint: ~4.5 m² (wide-track)
• Material: Q345B high-strength steel
• Design life example: 10,000 working hours