Air guide ring, centrifugal fan and range hood
A technology of centrifugal fan and air guiding ring, which is applied in the direction of removing oil fumes, machines/engines, mechanical equipment, etc. It can solve the problems of not being able to adapt to the air supply environment, etc., and achieves weakened backflow phenomenon, good resistance to back pressure, and increased maximum standards The effect of static pressure
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[0062] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.
[0063] It should be noted that if there are descriptions involving "first", "second", etc. in the embodiments of the present invention, the descriptions of "first", "second", etc. Implying their relative importance or implying the number of technical features indicated. Thus, the features defined as "first" and "second" may explicitly or implicitly include at least one of these features.
[0064] In addition, the meaning of "and / or" appearing in the ...
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