FIELD: oil and gas industry.
SUBSTANCE: double-mandrel packer with cable inlet includes packer and inner mandrels inserted one into the other and attached to each other with orientation as to cable inlet, packer assembly, mechanical drive, and sealing device of cable inlet with gas removal or chemical reagent pumping lines. Packer drive is a mechanical push-button device; inner packer mandrel consists of upper, middle and lower parts; lower end of middle part of inner packer mandrel has a projection for interaction with drive cylinder. In through holes of lower end of middle part and upper end of lower part of inner packer shaft there installed are shear elements.
EFFECT: improving operating reliability of packer when using it as upper packer in two or more packer layouts for operation of wells by means of submersible pump equipment like electric centrifugal pump installation.
1 dwg
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