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[CN 201621257419.6] Gas-liquid isolated oil supply system and press
[CN 201621257419.6] Title of a gas-liquid isolated oil supply system and press: Application number of a gas-liquid isolated oil supply system and press: CN 201621257419.6 Applicant: Tianjin Shangji Hydraulic Equipment Co., Ltd. Application Date: 2016-11-21 Patent Type: Utility Model The utility model provides a gas-liquid isolated oil supply system and press, including a hydraulic oil barrel, the top of which is provided with an air inlet and outlet, A gas-liquid isolation device is provided above the inside of the hydraulic oil barrel and below the air inlet and outlet; the lower part of the hydraulic oil barrel is provided with an oil outlet, and a pipeline is connected to the oil outlet, and a switch valve is provided on the pipeline; the air inlet and outlet pass The pipeline is connected to the air source, and the pipeline is provided with a back pressure valve and a pressure regulating valve. The utility model adds a gas-liquid isolation device to effectively prevent the gas-liquid mixing phenomenon generated when the hydraulic oil returns.
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