FIELD: manufacturing technology.
SUBSTANCE: invention relates to an apparatus for extracting sealing elements from a stuffing box. Device for extracting sealing elements from the stuffing box is made in the form of a split pipe with a longitudinal groove under the wellhead with a distance between the lateral edges of the groove larger than the diameter of the rod, with a hook in the form of a spiral band at the lower end and with a ring-shaped holder with handles fixed in its holes with a thread and with a groove under the wellhead. In the middle part of the pipe holes are drilled, where the holder in the form of a ring is fixed to the internal wall of the pipe by welding. Threaded ends of the holder handles are screwed into the holder through the drilled holes of the pipe. At the upper free end, a cylindrical ring with a groove under the wellhead rod is fixed to its wall by welding to its wall.
EFFECT: technical result is an increase in convenience in use.
1 cl, 4 dwg
| Title | Year | Author | Number |
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|
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RU2655330C1 |
