Pulse control valve
The utility model belongs to the technical field of wireless inclinometry while drilling in the petroleum industry, particularly relates to a pulse control valve, and aims to solve the problems that the control valve is controlled by most of mud pulse generators used during well drilling at present...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model belongs to the technical field of wireless inclinometry while drilling in the petroleum industry, particularly relates to a pulse control valve, and aims to solve the problems that the control valve is controlled by most of mud pulse generators used during well drilling at present by utilizing the elastic force of a spring, the elastic potential of the spring needs to be overcome in the process of opening and closing the control valve, and the control valve cannot be opened and closed. In order to solve the problems that a large amount of electric energy is consumed, the use amount of a power supply and the number of times of tripping operation are increased, the drilling cost is greatly increased and the production efficiency is reduced, the following scheme is provided: the device comprises a middle body shell, and the inner wall of the middle body shell is in threaded connection with a hydraulic shell. The device is simple in structure and convenient to use and maintain, electromagnetic e |
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