EP2503159A3 - Ventilateur axial - Google Patents

Ventilateur axial Download PDF

Info

Publication number
EP2503159A3
EP2503159A3 EP12160575.2A EP12160575A EP2503159A3 EP 2503159 A3 EP2503159 A3 EP 2503159A3 EP 12160575 A EP12160575 A EP 12160575A EP 2503159 A3 EP2503159 A3 EP 2503159A3
Authority
EP
European Patent Office
Prior art keywords
casing
axial blower
adapter
moving vane
protrusion
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.)
Withdrawn
Application number
EP12160575.2A
Other languages
German (de)
English (en)
Other versions
EP2503159A2 (fr
Inventor
Kazuhiro Nitta
Akira Ueda
Atsushi Yamaguchi
Akihiro Otsuka
Tadashi Katsui
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 by Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of EP2503159A2 publication Critical patent/EP2503159A2/fr
Publication of EP2503159A3 publication Critical patent/EP2503159A3/fr
Withdrawn legal-status Critical Current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
    • F04D29/66—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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
    • F04D25/0606—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump
    • F04D25/0613—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump the electric motor being of the inside-out type, i.e. the rotor is arranged radially outside a central stator
    • 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)
EP12160575.2A 2011-03-22 2012-03-21 Ventilateur axial Withdrawn EP2503159A3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011063107A JP2012197740A (ja) 2011-03-22 2011-03-22 軸流送風機

Publications (2)

Publication Number Publication Date
EP2503159A2 EP2503159A2 (fr) 2012-09-26
EP2503159A3 true EP2503159A3 (fr) 2014-10-22

Family

ID=45932158

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12160575.2A Withdrawn EP2503159A3 (fr) 2011-03-22 2012-03-21 Ventilateur axial

Country Status (5)

Country Link
US (1) US20120243985A1 (fr)
EP (1) EP2503159A3 (fr)
JP (1) JP2012197740A (fr)
CN (1) CN102691679A (fr)
TW (1) TW201241319A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5256184B2 (ja) * 2009-12-14 2013-08-07 国立大学法人 東京大学 二重反転式軸流送風機
DE202013011919U1 (de) * 2013-11-25 2015-03-05 Ebm-Papst Mulfingen Gmbh & Co. Kg Lüfterbaueinheit
WO2018175359A1 (fr) * 2017-03-20 2018-09-27 Shop Vac Corporation Ventilateur axial à carter formé par des pièces rattachables et comprenant des nervures de guidage d'air et une rampe interne
CN111980970B (zh) * 2020-08-31 2022-02-11 青岛顺威精密塑料有限公司 一种轴流风扇的出风结构
CN111911438B (zh) * 2020-09-24 2021-11-19 江西艾斯欧匹精密智造科技有限公司 一种便于拆装的高散热风机

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3178099A (en) * 1963-10-09 1965-04-13 Lachlan W Child Under-body ventilating fan units
US4750860A (en) * 1986-06-30 1988-06-14 Tandem Computers Incorporated Fan
US6254343B1 (en) * 1999-12-06 2001-07-03 Motorola, Inc. Low-noise cooling fan for electronic components and method of making the same
JP2004293389A (ja) * 2003-03-26 2004-10-21 Kyushu Hitachi Maxell Ltd ヘアードライヤ
JP2009127612A (ja) * 2007-11-28 2009-06-11 Nippon Keiki Works Ltd ファンモータのベンチュリー構造
US7658592B1 (en) * 2005-12-29 2010-02-09 Minebea Co., Ltd. Slots in fan housing to reduce tonal noise

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3173605A (en) * 1963-06-21 1965-03-16 Rotron Mfg Co Fan housing
US4353680A (en) * 1979-06-19 1982-10-12 Tokyo Shibaura Denki Kabushiki Kaisha Exhaust fan with removable face cover
JPS63193795U (fr) * 1987-06-02 1988-12-13
JPS63193792U (fr) * 1987-06-02 1988-12-13
JPH0432300U (fr) * 1990-07-11 1992-03-16
JPH0687695U (ja) * 1993-05-28 1994-12-22 西芝電機株式会社 軸流送風機
JP2635003B2 (ja) * 1993-12-28 1997-07-30 西芝電機株式会社 軸流送風機
JP3491342B2 (ja) * 1994-06-27 2004-01-26 松下電工株式会社 軸流ファン
JP3311526B2 (ja) * 1994-12-02 2002-08-05 株式会社日立製作所 軸流送風機
CN2317434Y (zh) * 1997-12-31 1999-05-05 浙江上风实业股份有限公司 增压通风排风专用风机
JP4441978B2 (ja) * 2000-04-27 2010-03-31 パナソニック株式会社 送風装置
GB2400141B (en) * 2003-03-31 2005-01-19 Sun Microsystems Inc Fan grill
CN2720170Y (zh) * 2004-08-10 2005-08-24 沈阳鹭岛通风净化设备有限责任公司 新型消声风机
JP2007040110A (ja) * 2005-08-01 2007-02-15 Calsonic Kansei Corp 熱交換器のファンシュラウド構造
JP4128194B2 (ja) 2005-09-14 2008-07-30 山洋電気株式会社 二重反転式軸流送風機
US20100247344A1 (en) * 2006-12-18 2010-09-30 Sheng-An Yang Heat dissipating fan
CN201013674Y (zh) * 2006-12-29 2008-01-30 上海通用风机股份有限公司 一种装于风机进风口内的消声器
US8087886B2 (en) * 2007-06-13 2012-01-03 Tek-Chain Technology Co., Ltd. Sectional fan frame structure
CN201486936U (zh) * 2009-06-10 2010-05-26 佛山市顺德区泛仕达机电有限公司 轴流风机用的进风圈
CN201600635U (zh) * 2009-12-14 2010-10-06 鸿富锦精密工业（深圳）有限公司 挡风装置及具有挡风装置的电子装置
JP5256184B2 (ja) * 2009-12-14 2013-08-07 国立大学法人 東京大学 二重反転式軸流送風機

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3178099A (en) * 1963-10-09 1965-04-13 Lachlan W Child Under-body ventilating fan units
US4750860A (en) * 1986-06-30 1988-06-14 Tandem Computers Incorporated Fan
US6254343B1 (en) * 1999-12-06 2001-07-03 Motorola, Inc. Low-noise cooling fan for electronic components and method of making the same
JP2004293389A (ja) * 2003-03-26 2004-10-21 Kyushu Hitachi Maxell Ltd ヘアードライヤ
US7658592B1 (en) * 2005-12-29 2010-02-09 Minebea Co., Ltd. Slots in fan housing to reduce tonal noise
JP2009127612A (ja) * 2007-11-28 2009-06-11 Nippon Keiki Works Ltd ファンモータのベンチュリー構造

Also Published As

Publication number Publication date
TW201241319A (en) 2012-10-16
EP2503159A2 (fr) 2012-09-26
JP2012197740A (ja) 2012-10-18
CN102691679A (zh) 2012-09-26
US20120243985A1 (en) 2012-09-27

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