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发明名称
螺旋式消声器
摘要
一种新式消声器,用于消除排气口或进气口的噪声。消声器内有螺旋形穿孔板,将气流通过分割成螺旋管形,引导气体做旋转运动,气动阻力小,而噪声在穿孔板组成的弯曲通道内被充分吸收。涡流式消声器不仅消声效果好,而且气动阻力小,功率损失小,为节能型降噪设备。可用于汽车、船舶,机车等内燃机排气口消声、以及鼓风机,压气机进(排)气口消声,并在石化,冶金及能源等工业部门有广泛的用途。
申请公布号
CN1340659A
申请公布日期
2002.03.20
申请号
CN00122325.9
申请日期
2000.08.27
申请人
孙薇
发明人
孙薇;孙百超;张晶萍
分类号
F01N1/12
主分类号
F01N1/12
代理机构
代理人
主权项
1.一种新式消声器。其主要特征是在消声器内有由内外圆筒和螺旋板组成的螺旋管形气流通道。
地址
100074北京市7203信箱210分箱
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