Substructure List

• Features

  • • The substructure types used are skid mounted, truck mounted/mobile, trailer mounted, piled box, sling-shot and swing lift etc.
    • Piled box substructure is high in the front section to meet requirement of installing standard BOP stack and is low in the rear section to meet requirement of installing drawworks and transmission block.
    • Sling-shot substructure, the drill floor and equipment on the drill floor can be installed in low position. The mast can be raised when the drill floor is in its low position and then the drill floor and mast can be raised integrally. In the two side of drill floor has hydraulic buffer to buffer the power when raise the rig and push as power when put down the rig.
    • Swing-lift substructure, the drill floor and the equipment on the drill floor can be installed in low position. The mast support leg can be assembled in low position and the mast be raised after drill floor being raised.

• Parameters

ModelDZ225/5-kDZ225/6-kDZ225/7.5-SDZ315/7.5-kDZ315/9-S
Floor height, m567.57.59
Height of rotary above ground, m3.84.86.156.37.69
Rotary beam capacity, KN22502250225031503150
Setback capacity, kN12001200120016001600
Bottom bore, m7.598.598
Weight, kg93608125100131400118300165000
  • Note: K-piled box  S-Dual lift  X-swing lift
ModelDZ315/9-SDZ450/7.5-kDZ450/9-SDZ450/10.5-SDZ450/10.5-X
Floor height, m97.5910.510.5
Height of rotary above ground, m7.76.27.69.29.2
Rotary beam capacity, KN31504500450045004500
Setback capacity, kN16002200220022002200
Bottom bore, m9109910
Weight, kg1650001458001900241970001698000
  • Note: K-piled box  S-Dual lift  X-swing lift