Technical Parameters of KJ421 Underground Mining Drill Rigs and Tunneling Jumbo | ||
Dimensions and Weight | ||
Length | 13000mm | |
Width | 2200mm | |
Height | 2400/3100 mm | |
Weight | 22000 kg | |
Travelling speed, level | 10 km/h | |
Climbing capacity | 14° | |
Safe protection | ||
Noise level | <100 dB(A) | |
Lifting safety ceiling | Meet the requirements of FOPS and ROPS. | |
Drilling system | ||
Rock drilling | 2×HC95LM | |
Impact power | 21KW | |
Impact flow | 100-120L/min | |
Impact pressure | 180-200bar | |
Torque | 764Nm | |
Beam ratation | 360° | |
Feed extension | 1600mm | |
Model of boom | K 40 | |
Form of boom | Automatic leveling | |
Extension of drill boom | 1800mm | |
Electric Hydraulic pump station | ||
Electric motor | 2×75kw | |
Impact- propelling-Boom | Variable axial piston pump | |
Turn around | Gear pumps | |
Filter precision | 10μ | |
Hydraulic oil tank | 400L | |
Hydraulic cooler | Water cooler | |
Working pressure | 380V | |
Frequency | 50Hz | |
Starting method | Star - triangle | |
Cable reel | 1×CRC1016 | |
Cable capacity of the reel | 100m | |
Air and water system | ||
Air Compressor | 1×JN11 | |
Capacity | 1.55m3/min | |
Pressure | 8bar | |
Device of shank lubrication | Electrical pulse lubrication pump | |
Air consumption for lubrication | 2×0.3m3/min | |
Oil consumption for lubrication | 2×180-250g/h | |
Water Pump | 1×CR15 | |
Power | 11kw | |
Pump Capacity | 12m3/h | |
Chassis | ||
Diesel engine | Cummins QSB3.9-C125 92KW/2200rpm | |
Exhaust purification | Exhaust catalyst | |
Drive system | Hydraulic torque converter+gearbox | |
Travel brake | Wet bridge brake | |
Parking brake | Mechanical brake | |
Fuel tank | 120L |