الوصف
1. Engine: The engine is a hand operated, single cylinder and two stroke petrol engine with air cooling, reflux air conversion, no contact ignition, and no floating-type carburetor It is composed of control parts, starter parts, oil tank parts, flywheel parts, crankshaft, connecting rod, crankshaft case parts, shield parts, magneto parts and piston parts and cylinder parts.
2. Air compressor: The engine piston and hammer piston are mounted separately in the upper and lower place of the cylinder. These two positions move up and down synchronously. The hammer piston and the bigger bore of the cylinder form a compression chamber, which together with air inlet and outlet valves and ventilator valves, form the air compressor. It is composed of hammer piston parts and cylinder parts.
3. Rock drill: It is composed of hammer piston parts, rotation mechanism parts, and drill shank housing parts.
Specifications
Type YN27C
Weight of the main machine 27kg
Overall dimensions(L*W*H) 746*315*229mm
Type of engine Single cylinder, air cooled two strokes
Cylinder diameter*stroke of piston Φ58*70mm
Rotation speed of engine ≥2450rpm
Displacement of engine piston 185cm³
Type of carburetor hand needle valve, float less type
Ignition system controllable silicon, contactless system
Drilling speed (mean value of five holes) ≥250mm/min
Drilling hole diameter 28-42mm
Max drilling depth 6m
Fuel consumption ≤0.12L/m
Tank capacity ≥1.5liter