HEAD FOR SPRINKLER UNIT Russian patent published in 2007 - IPC B05B1/18 

FIELD: irrigation equipment for fine-dispersion and drop irrigation, used in mobile and stationary sprinkler units for producing of stream with droplet sizes permitted for irrigation of wide range of farm crops to be cultivated.

SUBSTANCE: head has casing, deflector and nozzle. Nozzle is mounted within casing for axial movement by means of threaded opening in casing pole. Nozzle has central opening formed as cascade of diffusers with diameter of openings increasing in the course of water flow. Casing has diffuser and flange at its end portion. Deflector is made in the form of bowl with curved-convex surface and cone disposed centrally of bowl. Deflector is positioned for axial movement on casing diffuser flange. Deflector and diffuser flange are mutually joined with flexible members. Deflector cone apex disposed centrally of bowl is oriented toward nozzle. Deflector cone is joined with circular edge of nozzle diffuser, and casing diffuser is joined with curved-concave surface of deflector.

EFFECT: improved quality of sprinkler irrigation process and increased sprinkler intensity during irrigation of farm crops.

3 cl, 2 dwg