BLADE OF INTEGRATED STOVE FAN AND INTEGRATED STOVE FAN

摘要

Disclosed is an integrated stove fan, comprising an air-guiding housing and an impeller fixed to an inner side of the air-guiding housing, wherein the impeller comprises a volute (1) and an electric motor (2); the impeller further comprises a number of blades (3) fixed to the volute (1); the number of blades (3) are fixed inside the volute (1) in a circumferential array via a fixing sheet portion (32); a front edge (313) of a main body (31) of each blade (3) faces an inner side of the volute (1); a rear edge (314) of the main body (31) of the blade (3) faces an outer side of the volute (1); a number of saw teeth (311) are provided and formed on the rear edge (314) of the main body (31) of the blade (3) in a lengthwise direction of the main body (31); and the tooth height of the number of saw teeth (311) gradually increases from a saw tooth (311) in the middle to saw teeth (311) at two ends thereof.