soquete tipo bombeio de haste especial para bomba de para parafuso

A sucker rod, including: a rod; a threaded casing disposed outside the rod; a wedge-shaped groove disposed at one end of the rod; an outer connecting screw thread close to the wedge-shaped groove and disposed outside the rod; a wedge-shaped bulge disposed at the other end of the rod; a positioning n...

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Bibliographic Details
Main Authors ZHANG, JUGUO, XIN, MINCHANG
Format Patent
LanguagePortuguese
Published 08.11.2016
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
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Summary:A sucker rod, including: a rod; a threaded casing disposed outside the rod; a wedge-shaped groove disposed at one end of the rod; an outer connecting screw thread close to the wedge-shaped groove and disposed outside the rod; a wedge-shaped bulge disposed at the other end of the rod; a positioning nut close to the wedge-shaped bulge and matching with the threaded casing and disposed outside the rod; an inner nut flexibly disposed outside the rod between the positioning nut and the wedge-shaped bulge; and an outer nut flexibly disposed outside the rod for cooperation with the threaded casing; a convex plate disposed inside one end of the threaded casing for cooperation with the positioning nut; and an inner connecting screw thread disposed at the other end of the threaded casing for cooperation with the outer connecting screw thread. The sucker rod has a high torsional strength and is stable.
Bibliography:Application Number: BR20121102530