Sealing Roots blower

一种密封罗茨风机

Abstract

The invention relates to a sealing Roots blower which comprises a housing, a driving shaft and a driven shaft, wherein the driving shaft and the driven shaft are supported in bearing holes of an input end and an output end of the housing via bearings respectively. The sealing Roots blower is characterized in that a framework oil seal and/or a sealing shaft sleeve are/is arranged between the bearing in the bearing hole of the housing at the input end and the housing; a sealing washer is arranged between the bearing in the bearing hole of the housing at the output end and the housing; and labyrinth sealing sections are arranged on shaft sections between the bearings in the bearing holes of the housing and the housing.
本发明涉及一种密封罗茨风机,包括外壳、主动轴和从动轴,主动轴和从动轴分别经轴承支承于外壳的输入、输出端轴承孔内,其特征在于,所述输入端的外壳轴承孔内的轴承与外壳间设有骨架油封和/或密封轴套,所述输出端的外壳轴承孔内的轴承与外壳间设有密封垫圈,所述外壳轴承孔内的轴承与机壳间的轴段上设有迷宫式密封段。

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Patent Citations (5)

    Publication numberPublication dateAssigneeTitle
    CN-201062580-YMay 21, 2008常州市风机制造有限公司一种罗茨鼓风机
    CN-202991490-UJune 12, 2013长沙华中一鼓风机有限公司一种新型罗茨鼓风机
    CN-204267296-UApril 15, 2015江苏泰隆减速机股份有限公司一种密封罗茨风机
    JP-2002364570-ADecember 18, 2002Tochigi Fuji Ind Co Ltd, 栃木富士産業株式会社ルーツ式流体機械
    JP-2010203422-ASeptember 16, 2010Anlet Co Ltd, 株式会社アンレットルーツ式真空ポンプ

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