FIELD: valve engineering.
SUBSTANCE: invention relates to valve engineering, particularly, to direct-flow regulation valves. The direct-flow regulation valve is comprised of external and internal bodies, inlet and outlet flanges, a flow divider constituting a perforated cylinder, wherein a locking member is installed coaxially to said cylinder, connected to a rack drive by means of a rod, an expansion sleeve located in the outlet flange. Located coaxially to the locking member, in the internal volume thereof, in the area of location of the holes in form of isosceles triangles, is a cylindrical element, the lateral surface whereof is made of mesh. One edge of the cylindrical element is attached to the inner surface of the locking member, and the other is attached to the inner surface of the expansion sleeve by means of a movable attachment.
EFFECT: invention is intended to provide reliable operation of an axial regulation valve and prevent cavitation destruction of the elements thereof.
1 cl, 4 dwg
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Authors
Dates
2021-09-06—Published
2020-11-26—Filed