SPRAY DRYER Russian patent published in 2018 - IPC F26B17/10 

FIELD: drying equipment.

SUBSTANCE: invention relates to drying equipment, particularly, to installations for drying of solutions and suspensions, and can be used in chemical, food and other industries. In a spray dryer comprising a cylindrical drying chamber, cylindrical housing, conical cover and bottom, air conduit for supplying a coolant, covering the body of the dryer from the outside, with a scraper device with a drive shaft on its bottom, a cyclone box located outside the body, the output of which is connected by an air duct to the input of the fans, installed on the cover of the drying chamber, and blowing lines of the fans are connected to a scrubber by means of a branch pipe, in the upper part of which manifold with injectors is arranged. To the hub of the injector, rigidly connected to the body, in its lower part, an external diffuser is coaxially attached, and to the lower base of the truncated cone of the atomizer, rigidly attached to the central core, in its lower part, with screw grooves on the outer lateral surface of the truncated cone, an internal perforated diffuser is coaxially attached, that the external and internal diffusers output sections lie in one plane.

EFFECT: technical result is improving the plant productivity by reducing the dried material sticking to drying chamber walls.

1 cl, 3 dwg