BLADE FOR AGITATING IMPELLER, IMPELLER AND MIXING DEVICE Russian patent published in 2020 - IPC B01F7/06 B01F15/00 

FIELD: agitation.

SUBSTANCE: invention relates to a mixing device for mixing or mixing a process fluid. Blade for impeller of mixing device intended for mixing or mixing of process fluid medium comprises adapter element for installation of blade on impeller, as well as a blade for mixing or mixing the process fluid, wherein the blade is connected to the transition element, wherein the blade has a leading edge, a trailing edge and an end of the blade, extending from front edge to trailing edge on blade end facing from adapter element, wherein blade has height and width, wherein height is maximum distance to end of blade from transition element, wherein width is distance to front edge from trailing edge, defined as the shortest distance to the leading edge from the trailing edge, measured in a direction perpendicular to the main axis, wherein the blade has a maximum width, making at least 55 percent, preferably at least 65 percent of height, and wherein leading edge and trailing edge are bent outward, leading edge extends from transition element to end of blade, having main curvature exceeding main curvature, with which trailing edge extends from transition element to end of blade.

EFFECT: invention provides blade for impeller of mixing device intended for mixing or mixing of process fluid medium, providing high efficiency of mixing, reliable operation, as well as operational flexibility with respect to adaptation to various applications.

15 cl, 11 dwg