Tigerrig quality ensure government plan JC40D drawwork
DC Drawworks features
1. All bearings are roller bearing, all shaft material are alloy steel.
2.The drum is grooved. The high speed end and low speed end of drum adopt pneumatic tube clutch.
3.The brake is hydraulic disk brake, water-cooled or air-cooled.
4.The auxiliary brake is eddy current brake, water-cooled or air-cooled.
5. Pneumatic gear changing
6.Chain transmission construction
7. The chain is oil-lubricated and the bearing is grease-lubricated.
8.Split type construction
Specifications
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)
3 ×800(1072)
Motor rated speed r/min
880/970
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 )
(63 ×3)
Sand drum size (Dia. x width) mm(in)
356×1245
(14 ×49 )
(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