mud pump parts

JC90D Drilling Rig Drawworks

JC90D Drilling Rig Drawworks DC Drawworks featuresAll bearings are roller bearing, all shaft material are alloy steel.The drum is grooved. The high speed end and low speed end of drum adopt pneum

  • model: JC90D Drilling Rig Drawworks

JC90D Drilling Rig Drawworks 

DC Drawworks features

  • All bearings are roller bearing, all shaft material are alloy steel.

  • The drum is grooved. The high speed end and low speed end of drum adopt pneumatic tube clutch.

  • The brake is hydraulic disk brake, water-cooled or air-cooled.

  • The auxiliary brake is eddy current brake, water-cooled or air-cooled.

  • Pneumatic gear changing

  • Chain transmission construction

  • The chain is oil-lubricated and the bearing is grease-lubricated.

  • Split type construction

 

Specification  of DC drawworks for drilling rig

 

 

 


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

 


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