Sucker rod hoist

The utility model relates to an used sucker rod hoist in the pump job execution is examined in the oil field. It reaches unsafe problem slowly mainly to solve the existing pump speed degree of examining. This sucker rod hoist includes picture peg and lead ring, on cylindrical lead ring is placed aft...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: LI HAIBO, JIA ZHONGYANG, WANG KEXIN, ZHOU HENGCANG, WEN FENGMEI, LIN MEI, QIN MEI
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:The utility model relates to an used sucker rod hoist in the pump job execution is examined in the oil field. It reaches unsafe problem slowly mainly to solve the existing pump speed degree of examining. This sucker rod hoist includes picture peg and lead ring, on cylindrical lead ring is placed after for the combination of two halves disc in to said picture peg, distinguish the fixed pin axle bed on the wall that the two halves disc outside corresponds with the lead ring, it has the rotational pin axle to sell the axle bed interpolation, have axially extending bore on foretell picture peg and the lead ring respectively, and lead ring hole lower part has connecting thread, above-mentioned picture peg upper band also has the handle. The repeated construction of the reducible single track process of this hoist makes the simple safety of operational procedure, improves greatly and examines the pump operating efficiency