Xincheng Petroleum Technique Co.,Ltd.Dongying

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Product type:Oil Drilling Equipments and Parts--Drilling Rigs
Name:Mixed Drilling Rigs
       Mixed such rigs are powered by diesel engines; belts or chains are combined to provide a driving force; draw works is driven by sealed chains and provided with a hydraulic brake pad and an auxiliary electromagnetic eddy current brake; the draw works and the drilling pump are provided with unified driving, and the rotary table with independent AC variable-frequency driving and a VFD system; the derrick is in K-shaped structure, and the base in swing-up or case block type structure, both of which (if any, the latter shall be of swing up type) are installed at a lower position and hoisted as a whole; the drilling control room imposes centralized control so that rigs are delivered automatically.
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