Photoelectric cable roller for well logging
The utility model discloses a photoelectric cable roller for well logging, and solves the problems that an existing cable roller is not suitable for a photoelectric cable and is poor in flexibility. According to the technical scheme, the device comprises a hollow roller provided with a roller rotati...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a photoelectric cable roller for well logging, and solves the problems that an existing cable roller is not suitable for a photoelectric cable and is poor in flexibility. According to the technical scheme, the device comprises a hollow roller provided with a roller rotating shaft, one end of the roller rotating shaft is provided with an electric slip ring, and the hollow roller at the other end is connected with an optical fiber fixing device; a first through hole is formed in the annular roller wall of the hollow roller, the roller rotating shaft is a hollow shaft, a second through hole is formed in the surface of the roller rotating shaft, and the first through hole is communicated with the second through hole through a cable duct; one end of the roller rotating shaft is provided with a cable outlet hole, and the other end is provided with an optical cable outlet hole. The device is simple in structure, easy to transform, good in adaptability and capable of meeting dynamic and st |
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