FIELD: oil industry.
SUBSTANCE: invention relates to oil industry and is intended for use mainly as a well switch in group metering stations of oil production facilities. Well multi-way switch comprises a housing with a shell mounted therein with openings for connecting fluid supply nozzles, rotary fluid channel selection with spring movable sealing assembly provided with rollers. Housing of sealing assembly and shell with holes are made of stainless steel. Holes in shell are made with diameter smaller than inner diameter of supply line by 3-5 mm. Along outline of holes and between holes of shell there are welded connections to housing.
EFFECT: invention is aimed at improving operating reliability of switch, simplified design and reduced cost.
3 cl, 2 dwg
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