Convenient oil well sampler

• Main Author: TIAN JIANJIANG
• Format: Patent
• Language: Chinese; English
• Published: 08.09.2010
• Subjects: EARTH DRILLING; EARTH DRILLING, e.g. DEEP DRILLING; FIXED CONSTRUCTIONS; MINING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS

The utility model discloses a convenient oil well sampler which can be used for carrying out sampling operation on an oil production well mouth of an oil field all the year round, which is formed by the sequential connection of an external steel jacket type main body, an overflow stopping accessory, a reversing linked mechanism, a ball valve core, a seal member and an anti-adhesion metal coating; a handle transmission rod (8) is pushed manually so as to cause the ball valve core (7) to do axial rotation in a heat-resistant pressure-resistant metal seal valve seat (6) of the external steel jacket type main body (1); the dredging purpose is achieved by communicating the inner holes of a pressure ring (5), the ball valve core (7) and holes in the external steel jacket type main body (1) with an overflow pipe (2); and the reversing purpose is achieved by converting the installation fit of the handle transmission rod (8) and a reversing link rod (3) and the installation fit of the overflow pipe (2) and a pipe plug