Reset device of hydraulic anchor releasing tool

The invention provides a hydraulic unanchoring tool resetting device, and relates to the field of underground perforation hole channel depth detection for oil and gas wells. The hydraulic unanchoring tool reset device comprises a push cylinder installed at the top of a hydraulic unanchoring tool, th...

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Bibliographische Detailangaben
Hauptverfasser: YU QIULAI, MA QUN, YU KAIXUN, HUANG JIN, WANG SHUSHEN, CAI SHAN, YANG KUN, MIAO JIUCHANG, ZHANG WEIMIN, YU JIANG
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention provides a hydraulic unanchoring tool resetting device, and relates to the field of underground perforation hole channel depth detection for oil and gas wells. The hydraulic unanchoring tool reset device comprises a push cylinder installed at the top of a hydraulic unanchoring tool, the upper portion of the push cylinder is fixedly connected with a bearing seat, the middle of the bearing seat penetrates through and is rotationally connected with a thread sleeve, the outer wall of the upper portion of the thread sleeve is fixedly connected with a handle seat, and the two ends of the handle seat are provided with a first handle and a second handle respectively. A lead screw penetrates through and is in threaded connection with the interior of the threaded sleeve, a connector is fixedly connected to the lower end of the lead screw, and the screw pitch of external threads of the lead screw is different from that of internal threads of the connector. The screw rod is made to move upwards by rotating