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Product Details:
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| Application: | Oil Well Drilling Operation | Usage: | Hoisting Mechanism |
|---|---|---|---|
| Product: | Air Tube Clutch | Standard: | API Specification |
| Drilling Depth: | 4500-7000m | Condition: | New |
| Model: | JC Series | Working Condiction: | Standard Service |
| Highlight: | drilling rig parts,workover rig parts |
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Oil Well Drilling Rig Components API Drawwork JC70 / JC70DB 1500 HP
Drawworks is necessary hoisting mechanism on a oil well drilling rig. Essentially, drawworks is one large winch that spools off or takes in the drilling line and thus raises or lowers the drill stem and bit.
Features of Rig Drawwork
* There are two different kinds of drawworks,internal transmission and external transmission.
* All of the braring use roller bearings ,and shaft materials are high quality steel.
* Chain use forced lubrication.
* Drum has EBGS Groove and LEBGS Groove,Drum use pneumatic tyre clutch.Break use circulating forced cooling.
* Main break uses hydraulic disc break and belt brake,and the auxiliary brake use whirlpool brake or water break.
Specification of Rig drawwork
| Model | JC20 |
JC40 |
JC40D |
JC50 |
JC50D |
JC70 |
JC70D |
JC70DS |
JC80D |
| Noeminal depth rating (m) | 1200- 2000 |
2250- 4000 |
3200- 4000 |
3500- 5000 |
4500 |
4500- 7000 |
4500- 7000 |
4500- 7000 |
8000 |
| Rated power (kw) | 300- 400 |
735 |
735 |
1100 |
1100 |
1470 |
1470 |
1470 |
2210 |
| Max. fast line pull (KN) | 165 |
275 |
275 |
340 |
340 |
485 |
485 |
485 |
565 |
| Diameter of wire rope mm(in) | 29 (1-1/8) |
32 (1-1/4) |
32 (1-1/4) |
35 (1-3/8) |
35 (1-3/8) |
38 (1-1/2) |
38 (1-1/2) |
38 (1-1/2) |
42 (1-5/8) |
| Drum size (D x W) (mm) |
560 x 879 | 640 x 1235 | 640 x 1237 | 685 x 1245 | 685 x 1245 | 770 x 1436 | 770 x 1436 | 356 x 1430 | 914 x 1556 |
| Brake rim (D x W) (mm) | 1100 x 215 | 1168 x 265 | 1270 x 267 | 1270 x 267 | 1270 x 267 | 1370 x 267 | 1370 x 267 | 1070 x 200 | 1575 x 267 |
| Brake disc (D x W) (mm) | 1500 x 76 | 1500 x 76 | 1600 x 76 | 1600 x 76 | 1600 x 76 | 1600 x 76 | |||
| Sand line drum (D x W) (mm) | 356 x 1245 | 356 x 1245 | 356 x 1430 | 356 x 1430 | 356 x 1430 | 356 x 1430 | |||
| Capacity of sand line drum (D14.5 wire line) | 3500 |
3500 |
4500 |
4500 |
6000 |
6000 |
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| Wrap angle of brake band(degree) | 275 |
280 |
280 |
278 |
278 |
280 |
280 |
280 |
280 |
| Auxilliary Brake | DS20 | DS40 YS40 |
DS40 YS40 |
DS50 YS50 |
DS50 YS50 |
DS70 YS70 |
DS70 YS70 |
DS60 | DS80 |
About JC Wellhead
Jingcheng Petroleum Machinery Manufacturing Co.,Ltd was established in 2008, we are specialized in design and manufacturing of the oilfield wellhead equipment. We - YCJC are a registered supplier for CNPC, GWDC, CCDC in China.
In 2012, JC wellhead jointed with ZZ TOP Oil tools to expand the international business, in order to meet the customers' various requirement, we work with other large drilling rig companies to supply the other oilfield equipments, such as drilling rig components (mud pump & parts, rotary swivel, travelling block, hook etc), handling tools ( slip, elevator, spider, casing tong, power tong, mual tong etc.) and so on.
Welcome to contact us for more information!!
Contact Person: Lee M
Tel: 86-13319268557
Fax: 86-29-81779342
