JP5742609B2 - 送風機 - Google Patents
送風機 Download PDFInfo
- Publication number
- JP5742609B2 JP5742609B2 JP2011196446A JP2011196446A JP5742609B2 JP 5742609 B2 JP5742609 B2 JP 5742609B2 JP 2011196446 A JP2011196446 A JP 2011196446A JP 2011196446 A JP2011196446 A JP 2011196446A JP 5742609 B2 JP5742609 B2 JP 5742609B2
- Authority
- JP
- Japan
- Prior art keywords
- downstream end
- bell mouth
- wave shape
- airflow direction
- rotation axis
- 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.)
- Active
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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
- F04D29/08—Sealings
- F04D29/16—Sealings between pressure and suction sides
- F04D29/161—Sealings between pressure and suction sides especially adapted for elastic fluid pumps
- F04D29/162—Sealings between pressure and suction sides especially adapted for elastic fluid pumps of a centrifugal flow wheel
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- 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
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/4213—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps suction ports
-
- 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
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/4226—Fan casings
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
2 ケース
20 ケース本体
21 正面板
22 背面板
23 側面板(胴板)
24 円環板
25 空気吸込口
27 ベルマウス
29 ベルマウスにおける気流方向下流側端部
29a 端部の端面
29b 端部のテーパー形成面
3 羽根車
30 主板
31 羽根
A 回転軸
F1 主流
F2 旋回流れ
Claims (3)
- 回転軸(A)を中心とする周方向に沿って複数の羽根(31)が配列された羽根車(3)と、
前記回転軸(A)を中心として開口する空気吸込口(25)を有し、前記羽根車(3)に空気を案内するベルマウス(27)と、を備え、
前記ベルマウス(27)における気流方向下流側端部(29)は、前記回転軸(A)の方向の凹凸が形成された波形状を有し、かつ気流方向下流側に向かって先細りするテーパー形状を有している、送風機。 - 前記気流方向下流側端部(29)は、前記テーパー形状を形成するために設けられたテーパー形成面(29b)を有しており、
前記テーパー形成面(29b)は、前記凹凸の波形状に合わせて周方向に延びる波形状を有している、請求項1に記載の送風機。 - 前記テーパー形成面(29b)は、前記気流方向下流側端部(29)における半径方向内側に形成されており、気流方向下流側に向かうにつれて半径方向外側に位置するように前記回転軸(A)に対して傾斜している、請求項2に記載の送風機。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011196446A JP5742609B2 (ja) | 2011-09-08 | 2011-09-08 | 送風機 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011196446A JP5742609B2 (ja) | 2011-09-08 | 2011-09-08 | 送風機 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013057298A JP2013057298A (ja) | 2013-03-28 |
JP5742609B2 true JP5742609B2 (ja) | 2015-07-01 |
Family
ID=48133374
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011196446A Active JP5742609B2 (ja) | 2011-09-08 | 2011-09-08 | 送風機 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5742609B2 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015117605A (ja) * | 2013-12-17 | 2015-06-25 | パナソニックIpマネジメント株式会社 | 遠心送風機 |
JP6551173B2 (ja) * | 2015-11-09 | 2019-07-31 | 株式会社デンソー | 遠心送風機 |
JP6635077B2 (ja) * | 2017-03-13 | 2020-01-22 | 株式会社デンソー | 遠心送風機 |
DE102017116130A1 (de) * | 2017-07-18 | 2019-01-24 | Ka Group Ag | Gehäuse für eine Strömungsmaschine, insbesondere für einen Radiallüfter |
CN108412809B (zh) * | 2018-03-23 | 2024-04-12 | 珠海格力电器股份有限公司 | 一种导流圈、离心风机和空调器 |
US10982688B2 (en) * | 2019-01-28 | 2021-04-20 | Johnson Controls Technology Company | HVAC fan assembly air inlet systems and methods |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5525036A (en) * | 1991-11-29 | 1996-06-11 | Goldstar Co., Ltd. | Suction structure of a sirocco fan housing |
JP3120959B2 (ja) * | 1995-09-05 | 2000-12-25 | ダイキン工業株式会社 | 送風機 |
JPH102299A (ja) * | 1996-06-14 | 1998-01-06 | Matsushita Refrig Co Ltd | 遠心送風機 |
JP4581992B2 (ja) * | 2004-07-14 | 2010-11-17 | ダイキン工業株式会社 | 遠心送風機および該遠心送風機を備えた空気調和装置 |
JP2010242597A (ja) * | 2009-04-03 | 2010-10-28 | Daikin Ind Ltd | 軸流送風機及び空気調和機 |
-
2011
- 2011-09-08 JP JP2011196446A patent/JP5742609B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
JP2013057298A (ja) | 2013-03-28 |
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