JP4292417B2 - 遠心ファンのインペラ - Google Patents
遠心ファンのインペラ Download PDFInfo
- Publication number
- JP4292417B2 JP4292417B2 JP2005020808A JP2005020808A JP4292417B2 JP 4292417 B2 JP4292417 B2 JP 4292417B2 JP 2005020808 A JP2005020808 A JP 2005020808A JP 2005020808 A JP2005020808 A JP 2005020808A JP 4292417 B2 JP4292417 B2 JP 4292417B2
- Authority
- JP
- Japan
- Prior art keywords
- blade
- hub
- diameter
- impeller
- centrifugal fan
- 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.)
- Expired - Fee Related
Links
- 230000002093 peripheral effect Effects 0.000 claims description 15
- 238000001816 cooling Methods 0.000 description 4
- 230000020169 heat generation Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 230000000875 corresponding effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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
- F04D29/26—Rotors specially for elastic fluids
- F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
- F04D29/281—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers
-
- 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
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
- F04D25/082—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provision for cooling the motor
-
- 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
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/5806—Cooling the drive system
Description
蝸牛状ケーシングに内装されて、円周方向に等配される多数のブレードを連結するハブが、内外2つに分離された環状として、ブレード端の中間部位が開放状態となるように形成され、また好ましくは、
2 ケーシング
2−1 吸込口
3 モータ
4 制御回路
5 インペラ
5−1 ブレード
5−11 ブレード内周縁
5−12 ブレード内周端縁
5−2 ハブ
5−21 外側環状ハブ
5−22 内側環状ハブ
5−3開口部
5−4シュラウド側外周面の連結リング
Claims (1)
- 蝸牛状ケーシングに回転自在に内装され該ケーシングと共に遠心ファンを構成するインペラにおいて、円周方向に等配される多数のブレードを回転軸の軸線方向一端部において連結するハブは、ブレード端における径方向の中間部位が開放状態になるよう、内径側と外径側との2つに分離された環状ハブからなり、該両環状ハブは多数のブレードを介して連結されており、外側に位置するハブの外径はブレード外周側端部円弧径と一致し、前記ブレード端のハブ開放部にはブレードが延長形成され、内側に位置するハブの内径を、ブレード内周側端部円弧径に対応するものとして、前記ブレード端の中間部位で開放状態となる径方向の幅が、外側に位置するハブの外径と内側に位置するハブの内径との径差を1とした時、0.1乃至0.7となるように形成されている、ことを特徴とする遠心ファンのインペラ。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005020808A JP4292417B2 (ja) | 2005-01-28 | 2005-01-28 | 遠心ファンのインペラ |
US11/339,610 US7329100B2 (en) | 2005-01-28 | 2006-01-26 | Centrifugal fan impeller |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005020808A JP4292417B2 (ja) | 2005-01-28 | 2005-01-28 | 遠心ファンのインペラ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006207481A JP2006207481A (ja) | 2006-08-10 |
JP4292417B2 true JP4292417B2 (ja) | 2009-07-08 |
Family
ID=36756737
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005020808A Expired - Fee Related JP4292417B2 (ja) | 2005-01-28 | 2005-01-28 | 遠心ファンのインペラ |
Country Status (2)
Country | Link |
---|---|
US (1) | US7329100B2 (ja) |
JP (1) | JP4292417B2 (ja) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4815906B2 (ja) * | 2005-07-11 | 2011-11-16 | 日本電産株式会社 | 遠心ファン |
CN1982725A (zh) * | 2005-12-15 | 2007-06-20 | 鸿富锦精密工业(深圳)有限公司 | 鼓风扇 |
JP2007270631A (ja) * | 2006-03-30 | 2007-10-18 | Japan Servo Co Ltd | 遠心ファン |
JP2008121611A (ja) * | 2006-11-14 | 2008-05-29 | Daikin Ind Ltd | 多翼送風機の羽根車 |
CN101382154B (zh) * | 2007-09-07 | 2011-06-08 | 富准精密工业(深圳)有限公司 | 离心风扇 |
CN101451541B (zh) * | 2007-11-30 | 2011-06-08 | 富准精密工业(深圳)有限公司 | 离心风扇 |
JP2010216280A (ja) * | 2009-03-13 | 2010-09-30 | Nippon Densan Corp | 遠心ファン |
JP5414392B2 (ja) * | 2009-07-03 | 2014-02-12 | 日本電産サーボ株式会社 | 遠心ファン |
US8684676B1 (en) | 2009-11-24 | 2014-04-01 | William E. Kirkpatrick | Centrifugal fan |
FR2999479B1 (fr) * | 2012-12-19 | 2015-01-30 | Valeo Systemes Thermiques | Dispositif de ventilation pour installation de ventilation, chauffage et/ou climatisation |
JP6138343B2 (ja) * | 2014-03-19 | 2017-05-31 | 三菱電機株式会社 | 遠心送風機 |
CN104047891B (zh) * | 2014-06-23 | 2016-04-27 | 四川三台剑门泵业有限公司 | 一种叶轮、水泵及其水泵的设计方法 |
JP6282541B2 (ja) * | 2014-06-27 | 2018-02-21 | ミネベアミツミ株式会社 | 遠心式ファン |
JP6297467B2 (ja) * | 2014-10-27 | 2018-03-20 | ミネベアミツミ株式会社 | 遠心ファン |
JP2018117505A (ja) * | 2017-01-20 | 2018-07-26 | 日本電産株式会社 | モータ及びそれを備えた送風装置 |
EP3530956B1 (en) * | 2018-02-26 | 2021-09-22 | Honeywell Technologies Sarl | Impeller for a radial fan and gas burner appliance |
CN109595197B (zh) * | 2018-12-07 | 2023-10-10 | 佛山市南海九洲普惠风机有限公司 | 一种风机 |
JP7375694B2 (ja) * | 2020-07-15 | 2023-11-08 | 株式会社豊田自動織機 | 遠心圧縮機 |
JP7342817B2 (ja) * | 2020-08-05 | 2023-09-12 | 株式会社豊田自動織機 | 遠心圧縮機 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0807760B1 (en) * | 1996-05-17 | 2003-09-17 | Calsonic Kansei Corporation | Centrifugal multiblade fan |
JPH11218096A (ja) | 1998-01-31 | 1999-08-10 | Toto Ltd | 高圧ファン |
JP2001140791A (ja) | 1999-11-19 | 2001-05-22 | Minebea Co Ltd | ブロワー |
JP3843941B2 (ja) * | 2002-12-25 | 2006-11-08 | 株式会社デンソー | 遠心式送風機 |
TWM240487U (en) * | 2003-08-29 | 2004-08-11 | Datech Technology Co Ltd | Modified centrifugal fan wheel |
US7207774B2 (en) | 2004-03-17 | 2007-04-24 | Japan Servo Co., Ltd. | Centrifugal fan and casing thereof |
US7154750B2 (en) * | 2004-08-06 | 2006-12-26 | Datech Technology Co., Ltd. | Printed circuit board having cooling means incorporated therein |
-
2005
- 2005-01-28 JP JP2005020808A patent/JP4292417B2/ja not_active Expired - Fee Related
-
2006
- 2006-01-26 US US11/339,610 patent/US7329100B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
JP2006207481A (ja) | 2006-08-10 |
US20060171802A1 (en) | 2006-08-03 |
US7329100B2 (en) | 2008-02-12 |
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