Automatic sampling device of sealed sump oil

The utility model relates to a sampling device among oil field collection oil transportation, the gas transportation process, specifically speaking are automatic sampling device of sealed sump oil. Its technical scheme is: including staving and lid, its characterized in that: the lid is upper and lower terminal surface confined barrel, the lower terminal surface setting of lid and the air vent that the staving has a perfect understanding, and the lower periphery and the staving thread sealing of lid are connected, pass lid extension income staving bottom and set up oil pipe, and the compression steam pocket is set up to the lateral wall of lid, compresses steam pocket and lid and has a perfect understanding, compresses the steam pocket top and sets up the steam escape valve, offers the overflow sample connection at the middle part of staving. Beneficial effect: the utility model discloses a leakproofness is good in the greasy dirt sample process, need not manual operation, and from the overflow sample connect