API Oilfield Drilling Rig Draw Works /Oil Well Drawworks /Winch And Spare Parts
Product Introduction:
Drawworks is the core part of drilling rig.It is mainly used for feeding drilling tools.Lifting or laying down mast, triping in and out drilling pipe, running in casing operation and so on.
Designed and manufactured in accordance with API Spec 4F standards.
Drawworks Spare Parts:
Air Valves, Brake Bands, Brake Blocks, Brake Flanges, Brake Hardware, Bushings, Catheads (Makeup / Breakout), Cathead Parts, Chains, Clutches, Clutch Friction Linings, Clutch Air Diaphragm’ s, Drum Assembly.
Design Features of mechanical drawworks:
A: All bearings are roller bearings. Shafts of drawworks are made of alloy steel.
B: Chains with forced lubrication can transmit with high accuracy and high strength.
C: Drum of drawworks is grooved. Ventilating air clutches constitute the high and low speed ends.
D: Brake drum (brake disc) is forcedly cooled with circulating water.
E: Drawworks surface is intermediate-frequency quenching-treated, and is durable.
F: Tooth profile of sprocket is intermediate-frequency quenching-treated. Involute-spline-tooth type clutch is used as shifting clutch.
G: Main brake is band brake or disk brake, auxiliary brake is Electromagnetic eddy current brake (water-cooled or air-cooled).
| SPECIFICATIONS FOR DRAWWORKS |
| Model | JC40D | JC50D | JC70D | JC90D |
| Nominal drill depth m | 114mm drill pipe | 2500-4000 | 3500-5000 | 4500-7000 | 6000-9000 |
| 127mm drill pipe | 2000-3200 | 2800-4500 | 4000-6000 | 5000-8000 |
| Power rating kW (hp) | 735 (1000 ) | 1100 (1500 ) | 1470 (2000 ) | 2210 (3000 ) |
| Qty. of motor x power rating kW (hp) | 2 ×438(537)/ 1 ×800(1072) | 2 ×800(1072) | 2 ×800(1072) | 3 ×800(1072) |
| Motor rated speed r/min | 880/970 | 970 | 970 | 970 |
| Drill line dia. mm(in) | 32 (1 1/4 ) | 35 (1 3/8 ) | 38 (1 1/2 ) | 45 (1 3/4 ) |
| Max. fastline pull kN | 275 | 340 | 485 | 630 |
| Drum size (Dia. x width) mm(in) | 640×1139 (25 1/4 ×44 7/8 ) | 685×1138 (27 ×44 7/8 ) | 770×1361 (30 ×53 1/2) | 914×1556 (36 ×61 1/4) |
| Brake disc size (Dia. x width) mm(in) | 1500×40 (59 ×1 1/2 ) | 1600×76 (63 ×3 ) | 1600×76 (63 ×3) | 1600×76 (63 ×3 ) |
| Sand drum size (Dia. x width) mm(in) | 356×1245 (14 ×49 ) | 356×1245 (14×49 ) | 356×1245 (14 ×49 ) | 356×1448 (14 ×57 ) |
| Sand drum capacity (14.5 drill line) m(ft) | 4000 (13120 ) | 5000 (16400 ) | 6400 (21000 ) | 7500 (24600 ) |
| Auxiliary brake | DS40 | DS50 | DS70 | DS90 |
| Dimension (L x W x H) mm | 6600×3716×2990 | 6800×4537×2998 | 7670×4585×3197 | 7874×5486×2997 |
| Weight kg | 40000 | 48000 | 61000 | 70000 |
Brake Pads for Drawworks:
If any needs, pls contact us freely:
Dongying OilMan Machinery Equipment Co.
Address: North Two Road, Dongying City, Shandong Province, China.
Mob/whats app/we chat:+86 13475294399
*Email: christal@oilmancn.com
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API Oilfield Drilling Rig Draw Works /Oil Well Drawworks /Winch And Spare Parts Images
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