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发明名称
节能低噪声轴流风机
摘要
节能低噪声轴流风机采用圆柱形轮毂,高轮毂比,少叶片,宽大机翼型叶轮,流线型集风器和低风阻支架,整机外形设计新颖,空气动力性能好,与T-35型轴流风机相比,风量提高35~48%,风压提高55~62%,噪声比A声级降低20.4~22.5dB(A),节能24%。
申请公布号
CN2075715U
申请公布日期
1991.04.24
申请号
CN90217118.6
申请日期
1990.08.03
申请人
航空航天部第七设计研究院
发明人
李耀堂
分类号
F04D19/00;F04D29/66
主分类号
F04D19/00
代理机构
代理人
主权项
1、一种节能低噪声轴流风机,由轮毂(1),集流器(2),叶片(3),支架(4),电机(5)和机壳(6)组成,轮毂(1)采用圆柱形轮毂,高轮毂比。其特征在于:叶片(3)的结构形状为宽大对称中空变截面扭曲机翼型,叶轮外圆截面的叶栅参数具有最小噪声参数。
地址
100071北京市2964信箱
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