|
Diesel Engine
|
Model |
QSLB8.9 (EU Stage IIIA) |
|
Displacement |
8.9L |
|
Power |
242kW (325HP) |
|
Rated RPM |
2100rpm |
|
Drilling Capacity
|
BQ |
2850 m |
|
NQ |
2250 m |
|
HQ |
1850 m |
|
PQ |
1350 m |
|
Drill Head
|
Rotation Motor
|
Two-speed Hydraulic Motor
Producer: Rexroth of Germany
|
|
RPM |
Three shifts
Stepless Change: 0-1250 RPM
|
|
Ratios |
1st 8.2:1
2nt 4.2:1
3nd 1:1
|
|
Head Opener |
sidewise sliding way with hydraulic drive
|
|
Hydraulic Chuck(PQ)
|
294000N
Hydraulically opened, Disc Spring Clamping, Normally C Closed Type
Axial Holding Capacity of 294000 N
|
|
Max. Torque |
7550 N·m |
|
Hold Diameter |
121 mm |
|
Max. Lifting capacity of Spindle |
320 kN |
|
Max. Feeding Power
|
140 kN |
|
Primary Pump
|
Hydraulic pump:
Axial Piston variable displacement Triplex pump for driving of rotator, winch mud pump & leveling jacks.
With load sensing system.
|
Producer: Danfoss of Denmark
1st Pump: 380LPM at 35 MPa
2nd Pump: 260LPM at 31.5MPa
3rd Pump: 130 LPM at 31.5MPa
|
|
Hydraulic Tank
|
Capacity |
500 L (111 US Gallons) |
|
Capacity of Main Hoist
|
Hoisting Speed (single wire) |
0-80 m/min(bare drum) |
|
Hoisting force (single wire) |
160 kN |
|
Steel Wire Diameter |
26-28 mm |
|
Steel Wire Length |
55 m |
|
Capacity of Wireline Hoist
|
Hoisting Force (single wire) |
15 kN(3372 lbf) (bare drum) |
|
Steel Wire Diameter |
6 mm(0.24 inch) |
|
Steel Wire Length |
3200 m |
|
Mast
|
Mast Height |
9.5 m |
|
Mast Adjusting Angle |
0°—90° |
|
Drilling Angle |
45º off horizontal to 90ºvertical down
|
|
Feeding Stroke |
3700 mm |
|
Slippage Stroke |
1000 mm |
|
Feed Pull |
32 ton |
|
Feed Thrust |
14 ton |
|
Rod Pull |
3m or 6m(9.84feet or 19.68feet) |
|
Mud Pump
|
Type |
Reciprocating Pump Triplex Plunger |
|
Model |
BW500 |
|
Stroke |
110mm(4.3 inch) |
|
Output volume |
500 L/min |
|
Discharge pressure |
8.0 Mpa |
|
Foot Clamp |
Clamping Scope |
55.5-118 mm
through hole Ф165mm
|
|
Others
|
Weight |
13.50 ton |
|
Transport Dimensions |
6250×2240×2480mm |
|
Transport Way |
Steel Crawler |
|
Details of the major imported components
|
| 1 |
Rotation Motor
|
Germany Rexroth GmbH
|
1 |
A6VM160 |
| 2 |
Hydraulic pump
|
Danfoss Co. Ltd
|
3 |
|
| 3 |
Main control valve
|
Danfoss Co. Ltd
|
2 |
PVG100,PVG32-2 |
| 4 |
Main winch motor reducer
|
Germany Rexroth GmbH
|
1 |
|
| 5 |
Secondary winch motor
|
American Eaton Corporation
|
1 |
|
| 6 |
Crawler Track drive motor
|
Korea Jijin Hydraulic Co., Ltd
|
2 |
|
| 7 |
Elastic coupling
|
German company KTR
|
1 |
|
| 8 |
Diesel engine
|
Dongfeng Power C
|
1 |
|
| 9 |
Mud Pump
|
Jiangsu Elephants Machinery Co., Ltd
|
1 |
BW320 |
| 10 |
Hydraulic Clamp
|
Self produce
|
1 |
|
| 11 |
Wellhead holder
|
Self produce
|
1 |
|
| 12 |
Operating platform
|
Self produce
|
1 |
|
| 13 |
Crawler chassis
|
Self produce
|
1 |
|
| 14 |
Mast (telescopic)
|
Self produce
|
1 |
|
| 15 |
Drill Head
|
Self produce
|
1 |
|
| 16 |
Upper and lower centralizer
|
Self produce
|
2 |
BQ,NQ,HQ |
| 17 |
Jaw of Drill Head
|
|
2 |
BQ,NQ,HQ |
| 18 |
Jaw of Wellhead holder
|
|
2 |
BQ,NQ,HQ |
| 19 |
Protection device
|
Self produce
|
|
|
| 20 |
Auxiliary support
|
|
1 |
|
| 21 |
Accessories of machine
|
Self produce
|
1 |
Sealing ring, slipper mud pump parts, tools, etc
|
