ZJ70D rig adopts advanced SCR drive technology, 4 units of 1310 kw diesel generator set as the main power, the 50 hz, 600 v alternating current (ac) after ark of SCR rectifier into a 0-750 – v dc, respectively, driving power for the winch, rotary table and mud pump series dc motor; Winch driven by two motor; Rotary table by 1 electric motor driven by independent; Three sets of mud pump driven by two motor. Winch main brake for the hydraulic disc brake, auxiliary brake for DSW70 water-cooled electromagnetic brake. Before shedding derrick, screw type or double l type base. Using the winch lifting power.
Technical parameters:
Model | ZJ70D |
Nominal drilling depth | 5″drill pipe 4000~6000 m |
4 1/2″drill pipe 4500~7000 m | |
Maximum hook load | 4500kN |
Winch maximum input power | 1400kW |
Spotting hoist gears | 4+4R continuously variable transmission |
Mud pump model and total power | F-1600;3×1180kW |
Rotary table model and opening diameter | ZP375; 952.5mm |
Diesel generating set and output power | 4×1310kW |
Motor power and set | DC motor 800kW×7 |

JZ70 Drilling Rig
SL450 SWIVEL | ||||
1 | AD450001-2200B1- Clutch assembly | |||
2 | AD45000-2300B1 – Air motor assembly | |||
3 | AD450001-21- Protection plug | |||
4 | 4301040032 – Bearing 2007140 | |||
5 | 53030114250 – Oil seal PD250×290×18 | |||
JC-70D DRAWWORKS | ||||
1 | PS702407-00- Hydraulic disc brake pads | |||
JC-70D DRAWWORKS DRUM SHAFT ASSEMBLY | ||||
1 | 43011001- Bearing UN240 | |||
AIR CONTROL SYSTEM FOR THE JC-70D DRAWWORKS |
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1 | 5127041106 – Shuttles valve ND5 | |||
2 | 5127043006 – Handle reversing valve (2-HA-3) |
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3 | 5127043006 – Handle reversing valve (2-HA-2Z) |
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4 | 5127043006- Handle reversing valve (2-HA-2) |
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5 | 5127043006 – Handle reversing valve (2-HA-1) |
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6 | 5127043106 – Button valve (ND7) | |||
7 | 5127010102 – Control Valve Box assembly | |||
8 | 44120501001 – Stainless steel ball valve Rc1/2 | |||
9 | 5127040706 – Rapid escape valve G1/2 (ND12) |
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10 | 5127040706 – Rapid escape valve G3/8 (ND10) |
ZP375 ROTARY TABLE DRIVE CASE | ||||
1 | 4801010140- Chain 24S-4X122 (122 section) |
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2 | 4801010140- Chain 24S-4X134 ( 134 section) |
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ZP375 ROTARY TABLE OUTPUT SHAFT ASSEMBLY |
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1 | BG322004-031300- Oil ring unit | |||
2 | T104-002.00- Pneumatic tyre clutch L T500/125 |
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3 | 43010300222- Bearing 22228C/W33 (φ140Xφ250X68) |
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4 | 42020104071- Bolt with holeM10X30 (GB/T5780) |
MUD PUMP F1600 | ||||
1 | AD45000-15 – Plug NPT1 | |||
2 | Mud Pump gear oil lubritation pump unit | |||
3 | Mud pump charge/feeder pump (pump side) |
Hydraulic power unit Axial piston pump | ||||
Rig floor pneumatic winch | ||||
QJ-5-SM PNEUMATIC HOST | ||||
1 | QC010012- Piston | |||
2 | QC010010- Piston sleeve | |||
3 | QC010014- bearing 6211 | |||
4 | QC010016- Piston rings | |||
5 | QC010017- Piston pins | |||
6 | QC010026- Rotary arm | |||
7 | Brake band |
RIG PNEUMATIC SYSTEM | ||||
1 | AZ702124-030400 – Safety chain | |||
2 | 51270424 – 2/3 Port air operated valve K23JK-F40 | |||
3 | 44120501 – Stainless steel ball valve Rc2 | |||
4 | 44120501 – Stainless steel ball valve Rc1 | |||
5 | 44120501 – Stainless steel ball valve Rc1/2 | |||
6 | 5127041001 – Check valve G2 | |||
7 | 5127040706 – Quick exhaust valve G3/8 | |||
GREASE LUBRICATION SYSTEM | ||||
1 | AF700201-010906B1 Joint R3/8-M16X1.5 | |||
2 | 5209010358 – Cutting Sleeve 10 (GB3764) | |||
3 | 6130201794 – Oil Cup M10X1 (JB/T7940.1) |
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4 | 5209010355 – Tapered ring 10 (GB3761) | |||
OIL LUBRICATION SYSTEM | ||||
1 | BA702305-020400 – Oil spray line assembly C |
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2 | BA702305-020500 – Oil spray line assembly D |
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3 | BA702305-0210 – Seal cushion | |||
4 | 51260501004 – Oil suction filter | |||
5 | 512604100- Throttle valve MG10G1.2 | |||
6 | 51270402000 – Relief valve AQF E25/0.8 | |||
7 | 3802070111- Pressure gauge (0-1.6MPa) (YN60-1) |
AIR CONTROL SYSTEM FOR THE DRAWWORKS | ||||
1 | 5126040510 – Pressure switch G1/4 | |||
2 | 5127050406 – Ex-proof electromagnetism coil (230VAC) | |||
3 | 5127050407 – Ex-proof electromagnetism coil (230VDC) | |||
4 | 5127040702 – Anti-clash loop valve (FP-L6) |
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5 | T002-200.00 – Crown block saver | |||
6 | 5127050900 – Auto drain valve AD400-04 | |||
ZJ70/4500D DRILLER’S CABIN | ||||
1 | 330401172001101000- Thermo relay 3UA5940-2E |
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2 | 340701060070200000- EX-proof emergency lamp GBYL-Y2X20 | |||
3 | 340702061100000000- Projectual light CBB-60HGF1 |
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4 | 360701100120010000- DC power supply QUINTPS-100-240AC/24DC/20 |
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5 | 340702061300002000- DC Indicate lamp XB2BVB4C |
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6 | Ex-proof fluorescent light BAY51-2X40 | |||
7 | JBR6034150 and ACP6034BC- JBR receptacle |
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RIG INDUSTRIAL CLOSED CURCUIT TELEVION CAMERA | ||||
1 | Industrial CCTV | |||
Technical data | ||||
1 | Explosion-proof spherical cameras | |||
2 | 15 ” explosion-proof liquid crystal display monitor screen |
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3 | Video controller | |||
4 | Control keyboard | |||
5 | Cables with quick plug metallic ex proof connector shell (150 Metres) | |||
6 | 220V/50Hz, 10A power supply interface | |||
ZJ70D RIG SCR SYSTEM | ||||
1 | AC module |