Tubing pressure test water injection spindle and quick-change connector component
The utility model relates to a mechanical combination component for performing screwing plugging pressure test for tubing in the operation preparation process of the oilfield oil exploitation industry, in particular to a tubing pressure test water injection spindle and a quick-change connector compo...
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Main Authors | , , , , |
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Format | Patent |
Language | Chinese English |
Published |
23.01.2013
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Subjects | |
Online Access | Get full text |
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Summary: | The utility model relates to a mechanical combination component for performing screwing plugging pressure test for tubing in the operation preparation process of the oilfield oil exploitation industry, in particular to a tubing pressure test water injection spindle and a quick-change connector component. A quick-change connector is sleeved outside the front of the water injection spindle, a non-return nut is fixedly arranged at the front end of the water injection spindle and used for fastening the quick-change connector, the middle of the non-return nut is provided with a through hole, the side wall of the water injection spindle is provided with a water injection hole, the center of the front of the water injection spindle is provided with a center hole communicated with the water injection hole, the rear end of the water injection spindle is provided with a screwing power inlet, and the outer surface of the quick-change connector is provided a tubing thread. The mechanical combination component is simple i |
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Bibliography: | Application Number: CN20122335582U |