JP2011099389A5 - - Google Patents

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JP2011099389A5
JP2011099389A5 JP2009254858A JP2009254858A JP2011099389A5 JP 2011099389 A5 JP2011099389 A5 JP 2011099389A5 JP 2009254858 A JP2009254858 A JP 2009254858A JP 2009254858 A JP2009254858 A JP 2009254858A JP 2011099389 A5 JP2011099389 A5 JP 2011099389A5
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JP
Japan
Prior art keywords
shaft
gap
resin
sealing performance
drive shaft
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JP2009254858A
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English (en)
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JP2011099389A (ja
JP5462593B2 (ja
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Priority to JP2009254858A priority Critical patent/JP5462593B2/ja
Priority claimed from JP2009254858A external-priority patent/JP5462593B2/ja
Publication of JP2011099389A publication Critical patent/JP2011099389A/ja
Publication of JP2011099389A5 publication Critical patent/JP2011099389A5/ja
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Publication of JP5462593B2 publication Critical patent/JP5462593B2/ja
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なお、本実施例の軸受２４は、機械的強度が高く耐摩耗性の良い硬質のＰＥＥＫ（登録商標）樹脂を用いている。しかし、樹脂は線膨張係数などの物性値のばらつきが大きいため、駆動軸とのギャップをあまり小さく設計できず、ギャップを０．２〜０．３ｍｍ程度許容することが必要である。このギャップの大きさに伴い、軸の偏心量が大きくなるため軸貫通部からのシール性の低下が懸念されるが、本実施例では、隙間４４をこの偏心量を超える隙間に設定しており、シールリング２２が軸に追随できる構造となっているため、駆動軸の軸貫通部からのシール性を著しく改善することができる。
JP2009254858A 2009-11-06 2009-11-06 遠心圧縮機 Expired - Fee Related JP5462593B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2009254858A JP5462593B2 (ja) 2009-11-06 2009-11-06 遠心圧縮機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2009254858A JP5462593B2 (ja) 2009-11-06 2009-11-06 遠心圧縮機

Publications (3)

Publication Number Publication Date
JP2011099389A JP2011099389A (ja) 2011-05-19
JP2011099389A5 true JP2011099389A5 (ja) 2012-10-11
JP5462593B2 JP5462593B2 (ja) 2014-04-02

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ID=44190765

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009254858A Expired - Fee Related JP5462593B2 (ja) 2009-11-06 2009-11-06 遠心圧縮機

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JP (1) JP5462593B2 (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107202035A (zh) * 2016-03-17 2017-09-26 西门子公司 一种管道压缩机
CN112682356B (zh) * 2020-12-24 2024-04-30 钛灵特压缩机无锡有限公司 一种用于齿轮增速离心压缩机的进气导叶
CN114370430B (zh) * 2021-12-28 2024-03-05 沈阳透平机械股份有限公司 一种筒型离心压缩机的导叶执行机构

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59130028U (ja) * 1983-02-21 1984-08-31 本田技研工業株式会社 ウエストゲ−トバルブ制御用アクチユエ−タ装置
JP2524847Y2 (ja) * 1991-05-01 1997-02-05 三菱重工業株式会社 セラミックス軸受
JP2003004143A (ja) * 2001-06-22 2003-01-08 Nok Corp 密封装置
JP4658639B2 (ja) * 2005-02-25 2011-03-23 三菱重工コンプレッサ株式会社 遠心圧縮機

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