JP2005291050A - 遠心ファン - Google Patents
遠心ファン Download PDFInfo
- Publication number
- JP2005291050A JP2005291050A JP2004105666A JP2004105666A JP2005291050A JP 2005291050 A JP2005291050 A JP 2005291050A JP 2004105666 A JP2004105666 A JP 2004105666A JP 2004105666 A JP2004105666 A JP 2004105666A JP 2005291050 A JP2005291050 A JP 2005291050A
- Authority
- JP
- Japan
- Prior art keywords
- centrifugal fan
- bearing
- casing
- rotor hub
- rotor
- 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.)
- Granted
Links
- 239000002184 metal Substances 0.000 claims abstract description 8
- 239000004020 conductor Substances 0.000 claims abstract description 6
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 238000011144 upstream manufacturing Methods 0.000 claims description 2
- 239000011347 resin Substances 0.000 abstract description 6
- 229920005989 resin Polymers 0.000 abstract description 6
- 238000000465 moulding Methods 0.000 abstract description 3
- 230000017525 heat dissipation Effects 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 4
- 210000003128 head Anatomy 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 210000003477 cochlea Anatomy 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Landscapes
- Motor Or Generator Cooling System (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
本発明は、寿命に関わる軸受の温度上昇抑制の実現を目的とする。
【解決手段】
本発明に成る遠心ファンは、蝸牛状ケーシングと、該蝸牛状ケーシングに内装される回転機と、回転軸に固定保持され、前記回転機の回転子と多翼羽根車を回転自在に保持する回転子ハブとを有し、該回転子ハブが、金属等の良熱伝導体で形成され、好ましくは、回転軸が軸支される軸受嵌着のための軸受箱が、樹脂等の難熱伝導体で形成され、蝸牛状ケーシングと一体成型で形成されている。
【選択図】 図1
Description
1−1 軸受箱
(1−1) ケーシングと一体の軸受箱
2 多翼羽根車
2−1 回転子ハブ
2−1’ 従来技術での金属性回転子ハブ
3 固定子
3−1 巻線
4 回転子軸
5 軸受
6 流入通気
Claims (2)
- 軸方向に開口する吸込口と、円周方向に開口する吐出口を有し、環状内周面が、上流側から下流側に向かって順次拡大する形状を備える蝸牛状ケーシングと、該蝸牛状ケーシングに内装される回転機と、回転軸に固定保持され、前記回転機の回転子と多翼羽根車を回転自在に保持する回転子ハブとを備える遠心ファンにおいて、前記回転子ハブが、断面円弧状頭部を有し、金属等の良熱伝導体で形成されていること、を特徴とする遠心ファン。
- 前記遠心ファンにおいて、回転軸が軸支される軸受部材を嵌着する軸受箱が、蝸牛状ケーシングと一体成型されていること、を特徴とする請求項1に記載の遠心ファン。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004105666A JP4963340B2 (ja) | 2004-03-31 | 2004-03-31 | 遠心ファン |
US11/078,593 US7207774B2 (en) | 2004-03-17 | 2005-03-14 | Centrifugal fan and casing thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004105666A JP4963340B2 (ja) | 2004-03-31 | 2004-03-31 | 遠心ファン |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005291050A true JP2005291050A (ja) | 2005-10-20 |
JP4963340B2 JP4963340B2 (ja) | 2012-06-27 |
Family
ID=35324274
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004105666A Expired - Fee Related JP4963340B2 (ja) | 2004-03-17 | 2004-03-31 | 遠心ファン |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4963340B2 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012067658A (ja) * | 2010-09-22 | 2012-04-05 | Mitsubishi Electric Corp | エンジン |
WO2014014609A1 (en) | 2012-07-20 | 2014-01-23 | Regal Beloit America, Inc. | Blower motor assembly having air directing surface |
US10221855B2 (en) | 2012-07-20 | 2019-03-05 | Regal Beloit America, Inc. | Furnace air handler blower assembly utilizing a motor connected to an impeller fan that is suspended with mounting arms |
CN112555195A (zh) * | 2019-09-26 | 2021-03-26 | 日本电产株式会社 | 离心风扇 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS568894U (ja) * | 1979-07-02 | 1981-01-26 | ||
JPS5644496A (en) * | 1979-09-20 | 1981-04-23 | Toubishi Kosan Kk | Propeller fan |
JPS58109594U (ja) * | 1982-01-20 | 1983-07-26 | 松下電器産業株式会社 | 電動送風機 |
JPH036095U (ja) * | 1989-06-06 | 1991-01-22 |
-
2004
- 2004-03-31 JP JP2004105666A patent/JP4963340B2/ja not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS568894U (ja) * | 1979-07-02 | 1981-01-26 | ||
JPS5644496A (en) * | 1979-09-20 | 1981-04-23 | Toubishi Kosan Kk | Propeller fan |
JPS58109594U (ja) * | 1982-01-20 | 1983-07-26 | 松下電器産業株式会社 | 電動送風機 |
JPH036095U (ja) * | 1989-06-06 | 1991-01-22 |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012067658A (ja) * | 2010-09-22 | 2012-04-05 | Mitsubishi Electric Corp | エンジン |
WO2014014609A1 (en) | 2012-07-20 | 2014-01-23 | Regal Beloit America, Inc. | Blower motor assembly having air directing surface |
EP2885502A4 (en) * | 2012-07-20 | 2016-05-11 | Regal Beloit America Inc | BLOWER FAN ENGINE ASSEMBLY HAVING AN AIR ORIENTATION SURFACE |
US9777735B2 (en) | 2012-07-20 | 2017-10-03 | Regal Beloit America, Inc. | Blower motor assembly having air directing surface |
US10221855B2 (en) | 2012-07-20 | 2019-03-05 | Regal Beloit America, Inc. | Furnace air handler blower assembly utilizing a motor connected to an impeller fan that is suspended with mounting arms |
US10473108B2 (en) | 2012-07-20 | 2019-11-12 | Regal Beloit America, Inc. | Blower motor assembly having air directing surface |
US10697460B2 (en) | 2012-07-20 | 2020-06-30 | Regal Beloit America, Inc. | Furnace air handler blower assembly utilizing a motor connected to an impeller fan that is suspended with mounting arms |
US11306725B2 (en) | 2012-07-20 | 2022-04-19 | Regal Beloit America, Inc. | Furnace air handler blower assembly utilizing a motor connected to an impeller fan that is suspended with mounting arms |
CN112555195A (zh) * | 2019-09-26 | 2021-03-26 | 日本电产株式会社 | 离心风扇 |
CN112555195B (zh) * | 2019-09-26 | 2022-10-25 | 日本电产株式会社 | 离心风扇 |
Also Published As
Publication number | Publication date |
---|---|
JP4963340B2 (ja) | 2012-06-27 |
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