Pneumatic mechanism air compressor machine oil drain instrument

• Main Authors: LIU BIN, ZHANG CHENG, WANG JUE, LI WEIHUA, ZHANG YATAO, CHEN ZHONGLING, CHEN YU, ZHAO YAN, BI HONGMENG, ZHANG FENGLIN, SUN GENG, CHENG JUN
• Format: Patent
• Language: Chinese; English
• Published: 09.11.2016
• Subjects: BLASTING; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; LUBRICATING; MECHANICAL ENGINEERING; POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model provides a pneumatic mechanism air compressor machine oil drain instrument, the positive pressure or negative pressure device comprises a cavity, cavity internal surface threaded connection has the screw rod, the end part of the screw rod is provided with and treats the hexagon head assorted recess of the stifled cap of bolt of oil drain oil tank, the recess is used for dismantling the stifled cap of the bolt of treating the oil drain oil tank, the diameter of screw rod upper segment is greater than the diameter of hypomere, the lower extreme of screw rod sets up radial hole, it has the handle to alternate in the through -hole, the cavity upper end sets up flange body, flange body upholstery capel shape strong magnet piece and felt, the felt is located the intra -annular of strong magnet piece, flange body's upper surface sets up elastic bulge, elastic bulge is located outside the ring of strong magnet piece, the side of cavity sets up puts pipe joints, it goes up the cover and is equipped w