JC40 JC40D JC50 JC50D JC70 JC70D Drawworks for Oilfield
Product Features
Uniaxial winch features:
1 . Uniaxial winch the main components AC inverter motor , gear reducer, hydraulic disc brakes, rack winch drum shaft assembly, automatic rig123.net' target='_blank'>drilling equipment and winch control system components.
2 high gear transmission efficiency, low vibration, low noise , long service life.
3 winch CVT done by CNC AC variable speed control system.
4 grooved drum winch uniaxial structure , slotted to API specification.
5 . Winch main brake is hydraulic disc brakes , brake assist Eaton as dynamic braking or braking .
6 winches with separate CNC AC variable frequency drives and computer control systems , enabling automatic drilling ;
Triaxial four -speed chain drive winch features:
1. shaft supports are made of roller bearings, shaft material are alloy steel .
2. drive chain were forced lubrication .
3. drum grooving. Drum high and low end with a ventilating air tube clutch . Cyclic rim with brake
Water cooled , disc brake rotors using forced circulation water cooling or air cooling , on the rim and brake disc friction
Surface by surface hardening , wear resistance and long service life.
4. sprocket tooth profile surface by IF quenching .
5. main brake band brake or hydraulic disc brakes. Auxiliary brake is dynamic braking , eddy current brake
Or Eaton brakes.
Model
|
JC40
|
JC40D
|
JC50
|
JC50D
|
JC70
|
JC70D
|
Nominal drilling depth(km)
|
2.5-4.0
|
2.5-4.0
|
3.5-5.0
|
3.5-5.0
|
4.5-7.0
|
4.5-7.0
|
Rated Power(KW)
|
735
|
735
|
1100
|
1100
|
1470
|
1470
|
Max fast line pull (kN)
|
275
|
275
|
340
|
340
|
485
|
485
|
Rope diameter(in)
|
1-1/4
|
1-1/4
|
1-3/8
|
1-3/8
|
1-1/2
|
1-1/2
|
Drum (Dia.×L) (mm)
|
640×
1235
|
640×
1235
|
685×
1245
|
685×
1245
|
770×
1436
|
770×
1436
|
Weight(kg)
|
28240
|
37500
|
45210
|
48000
|
43000
|
61000
|
TAG£º