Water regulating device capable of detecting blanking plug and detection method thereof

A detection method and plug technology, which are applied in the directions of surveying, earthwork drilling, and fluid extraction, etc., can solve the problems of blind operation, imperfect water adjustment device, and lack of docking judgment function, etc., and achieve the effect of intuitive operation.

Active Publication Date: 2016-03-30
贵州航天凯山石油仪器有限公司
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Problems solved by technology

[0002]At present, in the process of oilfield development, water is injected into the reservoir through special water injection wells to maintain or restore the pressure of the reservoir, so that the reservoir has a strong driving force, In order to improve the production speed and recovery rate of oil reservoirs, the development of water injection equipment into oil wells is an important task, and the water volume adjustment device is an instrument used to adjust the water injection volume of water injection wells. Water injection wells are generally multi-layered, and each layer There is a water distributor, and a plug (similar to a faucet) is placed in the water distributor. The plug is in an eccentric position

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  • Water regulating device capable of detecting blanking plug and detection method thereof

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[0010] The following describes the present invention in further detail with reference to the accompanying drawings and embodiments, but it is not intended to limit the present invention.

[0011] An embodiment of the present invention: a detection method that can detect a blockage, including a water volume adjustment device. First, the water volume adjustment device is lowered into a water injection well, and when the water volume adjustment device drops to the corresponding layer of the water injection well, the water volume adjustment device is opened Eject the arm, and then extend the adjusting arm to contact the end face of the plug at the corresponding level of the water injection well. At this time, the umbrella-shaped connector at the top of the plug is docked with the universal shaft, and the Hall device installed on the water volume adjustment device is used to Detect the magnetic steel magnetic field on the end sleeve of the cardan shaft. By measuring the magnetic field ...

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Abstract

The invention discloses a water regulating device capable of detecting a blanking plug and a detection method thereof. The water regulating device is placed into a water injection well first, when the water regulating device declines to a corresponding level of the water injection well, the water regulating device opens a popup arm, a regulating arm is extended to be contacted with the end face of the blanking plug of the corresponding level of the water injection well, an umbrella-type connecting head of the top end of the blanking plug is in butt joint with a universal shaft at this moment, a magnetic steel magnetic field on a shaft sleeve at the tail end of the universal shaft can be detected by a Hall element installed on the water regulating device, the magnetic field intensity can correspond to the axial distance of the blanking plug through measurement. According to the axial moving distance, whether blocking exists in the water distributor is judged, the butt joint degree is judged, and whether a cam of the blanking plug is overturned is judged. According to the water regulating device, the state of the blanking plug is detected, whether the blanking plug exists in the water distributor is detected, whether the butt joint is successful is detected, and whether the cam of the blanking plug is overturned is detected. The water regulating device has the advantages of being visual in operation and achieving terrain visualization.

Description

technical field [0001] The patent of the present invention relates to a water regulating device, in particular to a water regulating device capable of detecting a plug and a detection method thereof. Background technique [0002] At present, in the process of oil field development, water is injected into the oil reservoir through special water injection wells to maintain or restore the pressure of the oil layer, so that the oil reservoir has a strong driving force, so as to improve the production speed and recovery rate of the oil reservoir. The development of water injection equipment is an important task, and the water volume adjustment device is an instrument used to adjust the water injection volume of the water injection well. The water injection well is generally multi-layered, and each layer is equipped with a water distributor, and a plug is placed in the water distributor ( Similar to a faucet), the plug is in an eccentric position in the water distributor, the uppe...

Claims

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Application Information

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IPC IPC(8): E21B43/20E21B47/00E21B47/092E21B23/00
Inventor 罗玉林陈兵清汪开义
Owner 贵州航天凯山石油仪器有限公司
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