JP5890972B2 - 遠心ファン用羽根車 - Google Patents
遠心ファン用羽根車 Download PDFInfo
- Publication number
- JP5890972B2 JP5890972B2 JP2011137443A JP2011137443A JP5890972B2 JP 5890972 B2 JP5890972 B2 JP 5890972B2 JP 2011137443 A JP2011137443 A JP 2011137443A JP 2011137443 A JP2011137443 A JP 2011137443A JP 5890972 B2 JP5890972 B2 JP 5890972B2
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- Prior art keywords
- blade
- centrifugal fan
- impeller
- radially outer
- air
- 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.)
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- 238000000926 separation method Methods 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 230000000052 comparative effect Effects 0.000 description 11
- 238000000465 moulding Methods 0.000 description 5
- 239000013585 weight reducing agent Substances 0.000 description 3
- 230000003068 static effect Effects 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
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- Structures Of Non-Positive Displacement Pumps (AREA)
Description
3…主板
5…吸込口
7…側板
9…羽根
10…凹部
21…内側凹部(凹部)
23…外側凹部(凹部)
Claims (2)
- 駆動源に接続された主板と、該主板から所定間隔をおいて対向配置されると共に吸込口を有する側板と、これらの主板および側板の間に周方向に沿って所定間隔をおいて複数配置された羽根と、を備え、前記羽根は鋼板パネルで形成され、それぞれの羽根は、平面視で回転方向側が凸になるように湾曲した遠心ファン用羽根車であって、
前記羽根における径方向内側と径方向外側とに、羽根の回転方向の反対側に向けて凹む凹部が一体形成され、
前記径方向外側に形成された凹部は、少なくとも径方向外側端に内側壁を備え、
前記径方向外側の凹部を流れる空気が、前記内側壁に当たり、空気の剥離が該内側壁の径方向外側に発生することを特徴とする遠心ファン用羽根車。 - 前記羽根の凹部は、羽根における外周縁部の全周に亘って形成されてなることを特徴とする請求項1に記載の遠心ファン用羽根車。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011137443A JP5890972B2 (ja) | 2011-06-21 | 2011-06-21 | 遠心ファン用羽根車 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011137443A JP5890972B2 (ja) | 2011-06-21 | 2011-06-21 | 遠心ファン用羽根車 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013002422A JP2013002422A (ja) | 2013-01-07 |
JP5890972B2 true JP5890972B2 (ja) | 2016-03-22 |
Family
ID=47671242
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011137443A Active JP5890972B2 (ja) | 2011-06-21 | 2011-06-21 | 遠心ファン用羽根車 |
Country Status (1)
Country | Link |
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JP (1) | JP5890972B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6982302B2 (ja) * | 2017-10-23 | 2021-12-17 | フルタ電機株式会社 | 羽根車 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001349297A (ja) * | 2000-06-06 | 2001-12-21 | Fuji Industrial Co Ltd | レンジフード用ターボファン及びそのターボファンを内蔵したレンジフード |
JP5457621B2 (ja) * | 2006-10-12 | 2014-04-02 | 株式会社日立産機システム | 多翼形羽根車 |
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2011
- 2011-06-21 JP JP2011137443A patent/JP5890972B2/ja active Active
Also Published As
Publication number | Publication date |
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JP2013002422A (ja) | 2013-01-07 |
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