XJ650 workover rig configuration
I. Main technical parameters of the machine
The basic parameters of the XJ650 type workover rig meet the requirements of the
SY/T 5610-1995 standard, and its main components are designed and manufactured in
accordance with the relevant specifications API the American Petroleum Institute, and
the requirements of the quality assurance system are carried out for the materials
required for manufacturing, the purchased parts and the manufacturing process.
Complete machine manufacturing in line with HSE safety, health and environmental
protection requirements.
1�?nominal drilling depth 4200 m 114m m m (4-1/2�?drill pipe)
2�?Nominal minor repair depth 8500 m 73mm(2-7/8�?tubing)
3�?Nominal overhaul depth 5500 m 89mm(3-1/2�?drill pipe)
4�?1350 kN rated hook load
5�?1580 kN maximum hook load
6�?Engine rated power 492 KW (670HP)
7�?Derrick height 35 m
8�?2nd floor height 20.6 m( can be installed according to user requirements)
9�?swimming system (5×4)
10�?Φ 29mm of wire rope diameter
11�?Outer dimensions 20.1×3.1×4.45 m( length × width × height)
12�?Suitable ambient temperature for equipment -20�?/span>~+50�?br/>II. Technical requirements for configuration and major assemblies
2.1 Chassis Systems
Frame main beam is made of 16 M steel plate welded special reinforced
beam, the front and back part is equipped with drag and pull ring. The
vehicle bridge selects Chongqing big river wide wheel distance, heavy load
vehicle bridge.
Chassis Model 650 Self-made
Site Size 14140×2.85×2986 mm
2
Wheelbase 1350+1350+5600+1350 mm 1350
2430 mm wheel
Drivers 12×8
Front suspension/back suspension 1700 mm/2200mm
2.2 Diesel engines
Carter 3412, with oil pressure, water temperature, speed and other
automatic protection device, with full speed governor: equipped with
imported preheating device, can preheat steel sleeve and oil bottom shell.
Diesel Engine Type Carter 3412
2100 r/min Speed
492 KW rated (670HP)
Maximum torque N.m/2100rpm 2450
Cooling mode water cooling
Manufacturers Caterpillar, United States
2.3 Hydraulic transmission
Hydraulic Transmission Type Alison 6610
Maximum input power 551 KW (750HP)
Maximum input torque N·m 2900
Maximum input speed 2500 r/min
Effective diameter 431 mm torque converter
Manufacturers Aryson, USA
2.4 Self-made Derrick
Derrick is made of high strength rectangular steel pipe, steel plate,
channel steel, angle steel and other groups welded, is the basic
facilities of drilling rig. Derrick main material is 16 Mn angle steel,
front-open double-section hydraulic telescopic Derrick.
Design and manufacture of derrick conform to API SPEC 4F relevant
standards
Derrick Type JJ135/35-K Self-made
3
Derrick maximum static load 1550 KN
Derrick height 35 m
2nd floor height 20.6 m( customer specified)
3.5° inclination
Wind resistance Genus 110 km/h(10)
Manufacturers Oil 4
2.5 days self-made
TC135 crane model
Φ 915mm diameter of rope wheel
Φ 760mm diameter of wheel
Φ 500mm diameter of fishing wheel
Maximum load 1350 kN
Applicable to wire rope diameter Φ 26mm
Manufacturers Oil 4
2.6 Drilling rig (technical parameters can be specified by customer) self-made
It is composed of main body of drilling platform, cat track, gate ramp,
ladder, escape slipway and so on.
Drill table height 4 m
Table top (length × width)5 m×7 m
Structure: 6 column telescopic
Clearance height m 3.5
Maximum rated net load of bearing beam of turntable 1200 kN
Maximum fixed root box capacity 1500(4⁄2" drill pipe)

4
Brake hub cooling mode Forced water circulation,
water jacket cooling
rope diameter Φ 29 for rope slot
Fast rope maximum KN 210
270 m when four layers are wrapped
Fast rope maximum speed 15 m/s
Clutch:
ATD324H Type
Type axial push plate
55 KN.m transfer torque
Brake wrap angle 345°
Manufacturers Oil 4
2.8.1 angle transmission box 6×130
Maximum input torque N.m 11000
2500 rpm maximum input speed
Speed ratio 1.667
Manufacturers Oil 4
Z X 110 of 2.8.2 turntable transmission box
2.9 Truck hooks
YG160 Type
Maximum load kN 1580
Number of pulleys 4
Hook rotation angle 360°
Φ 29mm of wire rope diameter
Manufacturers Oil 4
2.10 Rotary table
Rotary Table ZP175 Type
Φ 444.5mm (17.5�?) maximum diameter
300 rpm maximum speed
5
Manufacturers Oil 4
2.11 Hydraulic winch
YC-3 Type
Maximum tension Kn 30
Ningbo
2.12 Hydraulic systems Oil 4
The hydraulic system is driven by hydraulic torque converter with
pump device, and its executive elements are 1 Derrick telescopic oil
cylinder ,2 Derrick extension oil cylinder ,4 leg oil cylinder ,2
unloading oil cylinder, hydraulic winch and so on.
2.13 Airway System Weihai Rexroth
The air path system is driven by the engine air compressor and
controls the operation of main drum, sand drum clutch, turntable
transmission box, engine throttle, flameout, emergency brake and so on
through various valve parts.
2.14 General —� for electrical systems procurement
It is divided into low voltage and high voltage electrical control
system
A low voltage control system is powered by a generator with a diesel
engine. The working voltage 24 V, is mainly used for the indicator lamp
of the operating control system and the start of the diesel engine.
The high pressure control system is controlled by 220 V
explosion-proof control box and 380 V water circulating cooling pipeline
power system. Lighting system wire steel pipe protection, and the use of
explosion-proof control box for centralized control.
2.15 Auxiliary brake
Model Eton Brake
Maximum slip speed 715 rpm
Maximum free wheel speed 1200 rpm
6
Brake torque 22.58 kN .m (air pressure 0.55 MPa)
Hot power 407.2 kW
Cooling water discharge L/min 204.4
Tank volume 4 m3( placed on the ground, including pipe pump, radiator)