SWIRLING SPRAY Russian patent published in 2018 - IPC A62C31/02 B05B1/00 

FIELD: fire safety.

SUBSTANCE: invention relates to fluids spraying equipment and can be used in firefighting equipment, in agriculture, in chemical industry devices and in heat power industry. This is achieved by the fact that in a nozzle containing hollow cylindrical body, consisting of a cylindrical part with external thread for junction to connection of distribution pipeline for liquid inlet, and internal thread for junction to dissector by means of disk and rigidly connected ring through circular plate, in which a groove is made along the Archimedes' spiral, having a twist direction, coinciding with the twist direction of the fluid flow of the swirler, disposed with clearance relative to housing inner cylindrical surface and is fixed in its lower part by means of circular plate rigidly attached to it, by lower screw, having a head shaped to conical cowling, wherein the swirler is composed of a sleeve with large-pitch trapezoidal-cross-section outer thread and inner thread, which comprises a threaded part of the conical cowling in the upper part of the swirler, and the cylindrical chamber serves for feeding fluid, and a cone-shaped perforated spraying device is connected to the lower screw in axial alignment thereto, cone vertex faces the conical cowling of the lower screw.

EFFECT: technical result is increase of fine spraying efficiency.

1 cl, 1 dwg