HQD70 Hongwuhuan Motor-driven/Electric Down-the-hole Drill

HQD*0 Electric down-the-hole drill is a widely used and high efficiency new drill device designed by our company. Widely used in small and medium-sized mining and transportation, national defense, water conservancy, stone and other projects, especially for the other drills can't operate normally in bump rugged terrain. This machine structure is simple, the operation is convenient, inexpensive and save energy, but also has the functions that drilling vertically and blasting holes horizontally, especially the machine has low gravity, good removability, convenient moving transportation.

 

   Product Main Features

1)     Compact structure,simple operation,low price;

2)     Low gravity and good removability,convenient moving transportation.especially in the bump rugged terrain that other drills can’t operate normally;

3)     Low air consumption of impactor,equipped with the air compressor which air displacement is low, economic and energy saving;

4) Rotary gear reducer’s torque is large, even in strong vibration and high load conditions, its reliability is good.

5) Electric system has overload protection and phase lack protection function, make the drilling operation stable and reliable.

6) Propulsion system configurates the pressure reducing valve, adjusting the propulsion according to different rock conditions, in order to get the best effect of drilling rock.

 

    Technology Parameter