The invention provides a fan blade of cooling fan, and by the wind blade hub, one ring, through the coupling structure and motor fan, the blade is seven, seven leaves of non-uniform distribution, distribution angle counterclockwise were 52.1 degrees and 50.8 degrees, 51.3 degrees, 51.8 degrees and 50.9 degrees, 51.8 degrees and 51.3 degrees. With the existing technology of fan blade of cooling fan of the invention of the band blade compared to reduce the noise value, the subjective comfort is better.
【技术实现步骤摘要】
【技术保护点】
一种冷却风扇的风叶,由轮毂、叶片和护风环组成一体,通过联轴结构与电动机组成风扇,其特征在于:所述的叶片为七片,七片叶片不等距分布,分布角度按逆时针方向依次为52.1°、50.8°、51.3°、51.8°、50.9°、51.8°和51.3°。
【技术特征摘要】
【专利技术属性】
技术研发人员:马宝发,
申请(专利权)人:上海日用友捷汽车电气有限公司,
类型:发明
国别省市:31[中国|上海]
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