Drawworks
分类: Drawworks  发布时间: 2000-06-05 11:21 

Drawworks
Drawworks


The drawworks can be divided two types, one is for the mechanical drilling rig and the other is for electric drilling rig.

Features:

1All bearings are rolling bearings and the shafts are made of alloy steel.

2The chains are pressure lubricated.

3The drum is grooved. The low-speed & high-speed ends of drum shaft are equipped with a ventilating air tube clutch. The brake rim is water cooled and the surface is medium- frequency induction hardened which provides long service life.

4The contours of the sprocket teeth are medium frequency induction hardened. All transmission clutches are of involute spline type.

5The drawworks can be equipped with either a band or disc brake system.The auxiliary brake can be equipped with either an eddy brake or an EATON brake.

Drawworks for Mechanica Rig

Type
JC20
JC30
JC40
JC50
JC70
Range of Drilling Depth
1200-2000
1600-3000
2500-4000
3500-5000
4500-7000
1100-1800
1500-2500
2000-3200
2800-4500
4000-6000
Rated PowerKW(hp)
440(600)
550(750)
735(1000)
1100(1500)
1470(2000)
Max.Fastline Pull
200
210
275
340
485
Dia.Of Wire Line
φ29(1 1/8)
φ29(1 1/8)
φ32(1 1/4)
φ35(1 3/8)
φ38(1 1/2)
Size of Drum Groove(Dia.×Length)
φ560×1120(22×44)
φ560×1005.72(22×39 3/5)
φ640×114225 1/4×45)
φ685×1245(27×49)
φ770×1436(30×56 1/2)
Brake Rim (Dia.×Length)
φ1067×267(42×10 1/2)
 
φ1168×265(46×10 1/2)
φ1270×267(50×10 1/2)
φ1600×76(63×3)
Brake Disc (Dia.×Length)
 
φ1400×40(55×1 3/5)
φ1500×76(59×3)
φ1600×76(63×3)
φ1600×76(63×3)
Auxiliary Brake
SDF20
FDWS30
FDWS40
DS50
DS70
Overall Dimension (length×width×height)
2450×5500×2545
6140×2835×2562
6600×2890×2670 6450×3553×2429
7000×2955×2780
7930×3194×2930
Weight
17528
24120
29000/28000
7000×2955×2780
43000

 

 

Drawworks for Electric Rig

Type
JC40D
JC50D
JC70D
Range Of Drilling Depth
φ114mm Stem
2500-4000
3500-5000
4500-7000
φ127mm Stem
2000-3200
2800-4500
4000-6000
Rated Power
735(1000)
1100(1500)
1470(2000)
The Number Of Motor Units×Rated Power
2×438(537)/1×800
2×800(1072)
2×800(1072)
Motor Rated Speed
880/970
970
970
Max.Fastline Pull
275
340
485
Dia.Of Wire Line
φ32 (1 1/4)
φ35 (1 3/8)
φ38 (1 1/2)
Size Of Drum Groove(Dia.×Length)
φ640×1139 (25 1/4×44 7/8)
φ685×1245 (27×44 7/8)
φ770×1361 (30×53 1/2)
Brake Disc (Dia.×Length)
φ1500×76 (59×1 1/2)
φ1600×76 (63×3)
φ1600×76 (63×3)
Auxiliary Brake
DS40
DS50
DS70
Overall Dimension (length×width×height)
6600×3716×2990
6800×4537×2998
7670×4585×3197
Weight
40000
48000
61000

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