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[CN 201721635872.0] Oil return filtering device for hydraulic press


[CN 201721635872.0] Title of an oil return filter device for hydraulic press: Application number of an oil return filter device for hydraulic press: CN 201721635872.0 Applicant: Xi 'an Aiwei Technology Co., Ltd. Application Date: 2017-11-30 Patent Type: Utility Model The utility model relates to the technical field of filter devices, in particular to an oil return filter device for hydraulic press, comprising a housing, a second sealing ring is provided at the inner bottom end of the housing, and a filter element is provided at the upper end of the second sealing ring, the upper end of the shell is connected with a first end cover through a first sealing ring through a bolt, the inside of the first end cover is provided with a reverse cleaning pipe, and the bottom of the shell is connected with a second end cover through a bolt. The bottom of the shell is connected with an oil outlet pipe through the second sealing ring and the second end cover. The part of the oil outlet pipe located inside the second end cover is provided with an oil sensor, and a PLC controller and a buzzer. The utility model can backclean the filter element by providing a reverse cleaning pipe, and at the same time, an oil quality sensor can monitor the oil at all times, which ensures the quality of the oil, reduces the number of regular disassembly and cleaning of the filter element, improves work efficiency, and guarantees Improved work quality.