It adopts dedicated hydraulic retractable crawler chassis and heavy slewing bearing and has high stability; It adopts the luffing mechanism of large triangle form to ensure the stability ofconstruction of big holes and deep piles in hard formation; It adopts the front-located single-rope main winch structure to greatly prolongthe service life of steel wire rope and lower the use cost; According to specific working conditions, the users can select a corresponding gear of the Cummins turbo-supercharged engine with three gears, getting the drilling rig working as three engines; Unit head can switch between Normal Mode and Rock Cracking Mode which are applicable for soil and rock excavation respectively, improving the efficiency; Winch pressurization and sleeve drive are both available for selection to meet users' various demands; It is equipped with a centralized lubrication system as standard configuration,maintenance is easier:
Technical Characteristics:
1. Hydraulic telescopic (TDP series) track chassis and large diameter of slewing bearing which is special for rotary drilling rig is used, and meets super strong stability and convenience of transportation.
2. The original imported electronic-controlled turbocharged engine is used with strong power, and the emission meets North America Tier 4 Final, Europe stage IV emission standard.
3. German hydraulic system is used, and for which the positive flow control, load sensing control and power limit control is used to make the hydraulic system more energy efficient.
4. Single row of rope and master winch is used to solve effectively the wear issue of steel wire rope and increase effectively the service life of steel wire rope; and the master winch is provided with drilling depth detector, and the single row of rope makes the depth detection more accurate.
5. Anti-noise cab with FOPS function, adjustable seat, air conditioner, interior and exterior lights, windshield wiper with water spray function. Control console with various instruments and handles, color LCD with powerful function.