APPARATUS FOR EXTRACTING THE TOOLS FOR CLEANING AND DIAGNOSTICS OF THE INTERNAL CAVITY OF MAIN OIL PIPELINES AND OIL PRODUCT PIPELINES Russian patent published in 2022 - IPC B08B9/08 

FIELD: pipelines.

SUBSTANCE: invention relates to the field of pipeline transportation of oil and oil products, namely, to apparatus for extracting the tools for cleaning and diagnostics. Apparatus for extracting the tools for cleaning and diagnostics of the internal cavity of main oil pipelines and oil product pipelines comprises a base guide rod 6 and a delivery unit 2. The base guide rod 6 comprises a grip apparatus 9. The delivery unit 2 comprises an additional guide rod 5. The guide rods are made of components connected by means of right-threaded sleeves 11. The guide rods 5 and 6 comprise handles 10 with sleeves. The grip apparatus 9 is connected with the base guide rod 6 by means of a left-threaded sleeve 12. The grip apparatus 9 comprises a body with a cable secured thereof, a latch, and a return latch mechanism. The delivery unit 2 is made in the form of a coil with a cutout in the upper part thereof, is connected with wheel units 3 in the lower part thereof, and comprises a sleeve 4 secured on the wall of the delivery unit 2 between the wheel units 3 for attaching the additional guide rod 5. The delivery unit 2 is equipped with three chains 7. The chains 7 are detachably connected with the walls of the delivery unit 2 and the guide ring 8 by means of a "bolt-nut" connection.

EFFECT: increase in the efficiency of the process of extraction of the tools for cleaning and diagnostics.

1 cl, 2 dwg