FIELD: electricity.
SUBSTANCE: manufacturing method of polymer high-voltage insulator involves formation of fibre-glass plastic pin 1, grooves 3 on one end of cylindrical surface, and polymer insulating head 2 is also formed on the same end by means of die casting method. On the other end of fibre-glass plastic pin there reinforced is metal flange. Annular grooves are made on cylindrical parts of insulating head and flange. At length L equal to distance between grooves plus 10-20 mm there made is insulating cover 12 with radial ribs 13 from organic-silicon rubber.
EFFECT: improving reliability and increasing service life of polymer high-voltage insulator.
3 cl, 2 dwg
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Authors
Dates
2010-07-20—Published
2009-07-20—Filed