Specifications

this hydraulic drilling rig has been used in Nanjing Changjiang river briage construction,it has good performance and win praise

1.Uses

 

this hydraulic drilling machine can adapt to various stratum. It  is preferred equipment for foundation constrution of rivers bridge and dock, and also adapts to large diameter borehole construchtion such as sewage well. It takes great efforts in many bridges foundation construction of Changjiang River

 

2.Features

 

The machine adopts full hydraulic pressure drive, constant power loop, wheel cylinder startup, oil sylinder disappearing and bumper, electrohyaulic combined control, steel wheel traveling and disassembly transport.

adopt positive and nagative circulation and other deep drilling technique

 

3.Advantages

 

The machine wins the first prize of Scientific and Technical Advance in Henan Province and Zhengzhou City, the second prize of Scientific and Technical Advance of Construction Ministry and National New Product Prize in 1996 through the authentication of ministry grade, and obtions national parent. The main technical indexes is in leading position in domestic same species.

 

Main Technical Parameter

Drilling Diameter(m)	Rock stratum 3.5
Drilling Depth(m)	120
Max.Torque(kN.m)	210
Rotary Speed(r/m)	0~24
Max. Lifting Capability(kN)	1200
Max.Pull Down Force(kN)	600
Oil Pressure(Mpa)	18
Diameter Of Drilling Rod(mm)	275
Main Motor Power(kW)	30×4
Aux. Motor Power(kW)	3
Lifting Power(kW)	75
Main Machine Weight(t)	47
Size (L×W×H)(m)	7.1×6.4×8.7