MWD instrument fishing device

• Main Authors: CHANG WEI, TIAN TAO, GUO WENXIANG
• Format: Patent
• Language: Chinese; English
• Published: 19.01.2024
• Subjects: EARTH DRILLING; EARTH DRILLING, e.g. DEEP DRILLING; FIXED CONSTRUCTIONS; MINING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS

The utility model is suitable for the technical field of instrument fishing, and provides an MWD instrument fishing device which comprises a plurality of supporting rods and a supporting plate. The MWD instrument salvaging device comprises an avoiding opening formed in the supporting plate, and a fishing rod arranged on the avoiding opening, the vertical plates are fixedly mounted on the supporting plate; the retracting and releasing mechanism is arranged on the supporting plate and is used for fishing the MWD instrument; the driving mechanism is arranged on the supporting plate and used for providing kinetic energy for the folding and unfolding mechanism; and the clamping and fixing mechanism is arranged at the bottom of the take-up and pay-off mechanism and used for clamping and fixing a cable of the MWD instrument. According to the MWD instrument fishing device provided by the scheme, the MWD instrument can be fished out of a mine by clamping, fixing and upwards pulling the cable of the MWD instrument, and