DESCRIPTION
BG 25 / 2011 /
2254_BG25_en_0000498763_V01
1 - 4
1.2
COMPONENTS
1.2.1
Basic Rig / Kelly Equipment
1.2.1.1 Components Overview
Basic Rig
1
Boom
2
Boom cylinders
3
Swing mechanism
4
Crawler drives
5
Counterweight
6
Main winch
7
Main rope
8
Auxiliary winch
9
Auxiliary rope
10 Wedge *
11 Masthead tilting cylinder *
12 Kinematic triangle *
13 Mast (upper section / lower section)
14 Mast prop *
15 Mast pivot
16 Masthead
17 Mast extension (intermediate) *
18 Mast extension (lower) *
19 Backstay cylinders
20 Uppercarriage
21 Rope swivel
22 Crowd rope tensioning cylinder
23 Supporting boom *
24 Supporting trestle
25 Undercarriage
26 Crowd sledge
27 Crowd ropes (upper/lower)
28 Thrust rod *
29 Crowd winch
30 Crowd cylinder *
16
13
19
24
20
5
3
4
2
13
46
21
26
29
15
1
6
42
44
41
45
43
40
25
8
27
7
9
22
14
BK000514.wmf
Kelly equipment
40 Drilling tool
41 Rotary drive
42 Casing drive adapter
43 Shock absorber
44 Cardan joint
45 Kelly drivers
46 Kelly bar
*) does not exist with this version