Layered sand control and production integrated control valve
The invention discloses a layered sand control and production integrated control valve which is mounted in a completion pipe string, is suitable for sand control completion technologies of a horizontal well and a vertical well, and realizes the effect of multilayer sand control completion constructi...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses a layered sand control and production integrated control valve which is mounted in a completion pipe string, is suitable for sand control completion technologies of a horizontal well and a vertical well, and realizes the effect of multilayer sand control completion construction. The layered sand control and production integrated control valve comprises an outer cylinder sleeve and a filling sliding sleeve; the filling sliding sleeve is mounted in the outer cylinder sleeve provided with an outer cylinder sleeve filling port; a human intervention adjustment and control mechanism is mounted in an outer connecting sleeve; the upper part of an adjustment and control rotation sleeve of the human intervention adjustment and control mechanism is connected with a center pipe in a matching manner, and the lower part thereof is connected with the upper part of a base pipe in a matching manner; the center pipe is provided with an intelligent adjustment cavity; a production liquid outlet is formed |
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