AUTOMATIC COUPLING UNIT FOR INVESTIGATION OF WELL

摘要

FIELD: oil and gas industry. ^ SUBSTANCE: automatic coupling unit is equipped with the cylinder connected to hook sleeve, and a spring. Guide and mating parts are provided in the cylinder with possibility of engagement with the hook sleeve. The latter is installed on the contact housing fixed in the housing representing a cylindrical part so that sleeve is pressed to the housing by means of a spring. At that, fluoroplastic insulating tube and a pin is installed in the contact housing. Pin is connected to cable clamp connected to the first cable head by means of logging information cable. Measuring instrument is suspended on the cable which is connected to non-return valve. Cylinder is fixed on the second cable head. ^ EFFECT: enlarging functional capabilities owing to performing the investigation without stopping the well by automatic coupling unit; improving its reliability. ^ 1 dwg