This drilling system carry out 2 auxiliary drilling modes to meet different ground conditions.
Discharge soil by compressed air while equipped with pneumatic hammer.
Discharge soil by mud while equipped with mud system
STRUCTURE
The machine comprises of rig and power pack. The rig consists of all working units such as traveling tracks, boom, stabilizers, clamps, rotary head. The actions of all working units are controlled by levers and buttons on control console. The power pack apply power for rig. It consists of diesel engine, hydraulic motors, hydraulic oil tank, fuel tank, cooler, electric system. The power pack connects with rig via hydraulic pipes and control cables. When moving together, connect them via tow bar.
SPECIFICATION
Item
Designation
Spec.
1
Torque (N.m)
9020
6870
4610
2
Rotate Speed(r/min)
0~40
0~50
0~70
3
Thrust Force (kN)
180
4
Pullback Force (kN)
250
5
Max. Bore Length (m)
300(Depending Pipe Material and ground condition )
6
Max. Bore Diameter (mm)
φ800(Depending Pipe Material and ground condition )
7
Pilot Bore Diameter (mm)
130
8
Incidence Angle (°)
10~15
9
Backreamer Diameter (mm)
φ220~φ800 Optional
10
Swivel Diameter (mm)
250
11
Diesel engine
BF4M1013C,112kW
12
Fuel Tank Capacity (L)
65
13
Working Voltage (V)
12
14
Working Pressure (bar)
Main System Pmax=280Bar,Auxiliary System Pmax=250Bar
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