Borehole eccentric wedge deviation rectifying device and borehole deviation rectifying method

Borehole eccentric wedge deviation rectifying device and borehole deviation rectifying method

  • CN 105,332,654 B
  • Filed: 10/26/2015
  • Issued: 12/31/2019
  • Est. Priority Date: 10/26/2015
  • Status: Active Grant
First Claim
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1. The utility model provides a drilling eccentric wedge device of rectifying, its characterized in that, the device is hollowed out by cylindrical hollow pipe fitting and is formed, includes:

  • the wedge-shaped connector comprises a tubular connector, a wedge neck connected with the tubular connector and a wedge body connected with the wedge neck;

    the wedge body is column curved surface structure, the side view shape of wedge body is the wedge, wedge slope is crescent from the link of wedge body and wedge neck to the free end of wedge body, and the device'"'"'s transfer direction and the link from wedge body and wedge neck to the free end direction syntropy of wedge body, the device are provided with one end of tubulose joint for the link of being connected with the drilling rod, the other end is column curved surface and rectifies the end.

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