1. BZC300 is a drill head type truck mountd drilling rig.
2.The rig adopt Dongfeng truck chassis,which 4*4 drive form.
and the power set,gearbox, transmission set, power head, winches, tower, control syestem, mud pump,geneartor set are installed on the chassis.
3. As common, the rig drilling with the mud pump; and the rig can also do DTH hammer drilling if add a compressor.
4. the main usage is drilling hole for well or irrigation, and pile drilling.
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Hole diameter (mm)
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90-1200
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Hole depth (m)
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300
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Run of rod (m)
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3-6
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Drill rod diameter (mm)
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Φ73 Φ89
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Drilling techonology
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Normal,and reverse circulation for mud or air
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Down the hole hammer:
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Middle -high- pressure air
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Drill head inside diameter (mm)
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Φ60 Φ80
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Drill head lifting speed(m/s)
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0.37 0.16
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Drill head lifting force (T)
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18
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Drill head spin speed(r/m)
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A (forward:14-23-52-84)(reverse: 8-13-29-47)
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B (forward:32-52-116-188)(reverse: 18-29-65-106)
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Main hoise lifting force (T)
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3
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Feed thrust (T)
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2
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Supporting form
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Hydraulic unit
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Mast up-down
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Hydraulic unit
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The weight of rig (kg)
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12500
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Truck chassis modle
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DongFeng 4*4
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power unit
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Diesel eingine
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power (Kw)
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49
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Mud pump
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LBN-20 normal and reverse circulation pump set
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pump pressure (Mpa)
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1.2; 2.0
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pump flow (m³/h)
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80
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Dimension (mm)
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working: 7910*2370*7200
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transport:8450*2370*3400
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