JPH0432300U - - Google Patents

Info

Publication number
JPH0432300U
JPH0432300U JP1990074187U JP7418790U JPH0432300U JP H0432300 U JPH0432300 U JP H0432300U JP 1990074187 U JP1990074187 U JP 1990074187U JP 7418790 U JP7418790 U JP 7418790U JP H0432300 U JPH0432300 U JP H0432300U
Authority
JP
Japan
Prior art keywords
fan
guide
grooves
propeller fan
fan guide
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP1990074187U
Other languages
English (en)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1990074187U priority Critical patent/JPH0432300U/ja
Publication of JPH0432300U publication Critical patent/JPH0432300U/ja
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/522—Casings; Connections of working fluid for axial pumps especially adapted for elastic fluid pumps
    • F04D29/526—Details of the casing section radially opposing blade tips
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/68—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers
    • F04D29/681—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps
    • F04D29/685—Inducing localised fluid recirculation in the stator-rotor interface

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Description

【図面の簡単な説明】
第１図は本願の請求項２記載の考案の実施例に
かかるプロペラフアンの要部縦断面図、第２図は
第１図は−要部矢視図、第３図は第１図に示
したフアンガイドの内周面の展開図、第４図は従
来のプロペラフアンの要部縦断面図である。 １……ロータ、２……翼、３……回転軸、４…
…フアンガイド、４ａ……フアンガイドの内周面
、５……溝、６……隙間、４１……空気入口、４
２……空気出口。

Claims (1)

  1. 【実用新案登録請求の範囲】 １ その周囲に複数の翼２，２，……を備え且つ
    回転軸３によつて回転駆動されるロータ１と、該
    ロータ１の外周部１ａをその径方向外側において
    所定の隙間６をもつて囲繞する略筒状のフアンガ
    イド４とを有するプロペラフアンであつて、上記
    フアンガイド４の内周面４ａ上に、空気入口４１
    となるその一方の端部４ｂから空気出口４２とな
    る他方の端部４ｃに跨つて且つその周方向に所定
    間隔を複数本の溝５，５，……が形成されている
    ことを特徴とするプロペラフアン。 ２ 請求項１において、各溝５，５，……が、空
    気入口４１側から空気出口４２側に向つてロータ
    １の回転方向前方側に傾斜するようにして形成さ
    れていることを特徴とするプロペラフアン。
JP1990074187U 1990-07-11 1990-07-11 Pending JPH0432300U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990074187U JPH0432300U (ja) 1990-07-11 1990-07-11

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990074187U JPH0432300U (ja) 1990-07-11 1990-07-11

Publications (1)

Publication Number Publication Date
JPH0432300U true JPH0432300U (ja) 1992-03-16

Family

ID=31613666

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990074187U Pending JPH0432300U (ja) 1990-07-11 1990-07-11

Country Status (1)

Country Link
JP (1) JPH0432300U (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003254297A (ja) * 2002-02-27 2003-09-10 Halla Aircon Co Ltd ファン及びシュラウド組立体
JP2012197740A (ja) * 2011-03-22 2012-10-18 Fujitsu Ltd 軸流送風機

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003254297A (ja) * 2002-02-27 2003-09-10 Halla Aircon Co Ltd ファン及びシュラウド組立体
JP2012197740A (ja) * 2011-03-22 2012-10-18 Fujitsu Ltd 軸流送風機

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