JP2013238240A - 送風機 - Google Patents
送風機 Download PDFInfo
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- JP2013238240A JP2013238240A JP2013103749A JP2013103749A JP2013238240A JP 2013238240 A JP2013238240 A JP 2013238240A JP 2013103749 A JP2013103749 A JP 2013103749A JP 2013103749 A JP2013103749 A JP 2013103749A JP 2013238240 A JP2013238240 A JP 2013238240A
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- Prior art keywords
- duct
- air
- air flow
- impeller
- blower
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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
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal 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
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/663—Sound attenuation
- F04D29/665—Sound attenuation by means of resonance chambers or interference
-
- 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
-
- 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
-
- 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
- F04D29/44—Fluid-guiding means, e.g. diffusers
- F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps
- F04D29/444—Bladed diffusers
-
- 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
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/663—Sound attenuation
- F04D29/664—Sound attenuation by means of sound absorbing material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
- F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
- F04F5/14—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid
- F04F5/16—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid displacing elastic fluids
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Jet Pumps And Other Pumps (AREA)
Abstract
【解決手段】空気流れを発生させるための送風機は、空気入口を有する本体と本体に接続されたノズルとを含む。ノズルは、内部通路と空気流が送風機から放出される空気出口とを含む。内部通路は、ノズルの外側からの空気が、空気出口から放出される空気によって引き込まれる時に通る開口部又はボアの周りに延びる。本体は、ダクトの空気入口を形成する第1の端部と第1の端部の反対側に位置付けられてダクトの空気出口を形成する第2の端部とを有するダクトと、ダクトを通して空気流を引き込むためにダクト内に位置付けられたインペラと、インペラを駆動するためのモータとを含む。ダクトの第2の端部は、本体からノズルの内部通路内へ突出する。
【選択図】図3
Description
42 内部通路
52 下側本体部分
56 基部
118 環状シール
Z インペラの回転軸線
Claims (25)
- 空気流れを発生させるための送風機であって、
空気入口を含む本体と、
前記本体に接続されたノズルと、
を含み、
前記ノズルは、内部通路と、空気流が送風機から放出される少なくとも1つの空気出口とを含み、該内部通路は、該ノズルの外側からの空気が、該少なくとも1つの空気出口から放出される空気によって引き込まれる時に通る開口部の周りに延び、
前記本体は、ダクトの空気入口を形成する第1の端部と該第1の端部の反対側に位置付けられてダクトの空気出口を形成する第2の端部とを有するダクトと、該ダクトを通して前記空気流を引き込むために該ダクト内に位置付けられたインペラと、該インペラを駆動するためのモータとを含み、該ダクトの該第2の端部は、該本体から該ノズルの該内部通路内へ突出する、
ことを特徴とする送風機。 - 前記本体は、前記ダクト内で前記インペラの下流に位置付けられたディフューザを含み、該ディフューザは、入口及び出口を有し、
前記ディフューザの前記出口は、前記ノズルの前記内部通路内へ突出する、
ことを特徴とする請求項1に記載の送風機。 - 前記ディフューザは、空気流経路のディフューザ部分内に位置付けられ、
前記ディフューザ部分は、前記ダクトの前記第2の端部に向けて収束する、
ことを特徴とする請求項2に記載の送風機。 - 前記ダクトは、内壁と該内壁の周りに延びる外壁とを含み、
前記空気流経路の前記ディフューザ部分を形成する前記ダクトの前記内壁の部分が、穿孔され、かつ内部が吸音材料で裏打ちされる、
ことを特徴とする請求項3に記載の送風機。 - 前記内壁の前記穿孔された部分は、形状が切頭円錐形であり、かつ前記ダクトの前記出口へ向けてテーパがついていることを特徴とする請求項4に記載の送風機。
- 前記ダクトの前記内壁は、前記モータを収容するためのモータハウジングの少なくとも一部を形成することを特徴とする請求項4又は請求項5に記載の送風機。
- 前記ダクトの前記第2の端部の少なくとも一部分が、外向きに広がっていることを特徴とする請求項1から請求項6のいずれか1項に記載の送風機。
- 空気流れを発生させるための送風機であって、
空気入口を含む本体と、
前記本体に接続されたノズルと、
を含み、
前記ノズルは、内部通路と、空気流が送風機から放出される少なくとも1つの空気出口とを含み、該内部通路は、該ノズルの外側からの空気が、該少なくとも1つの空気出口から放出される空気によって引き込まれる時に通る開口部の周りに延び、該内部通路は、第1の部分及び第2の部分を有し、その各々が、前記本体から該内部通路へ入る空気流のそれぞれの部分を受け入れ、かつ該空気流の該部分を該開口部の周りで角度的反対方向に運ぶためのものであり、
前記本体は、ダクトの空気入口を形成する第1の端部と該第1の端部の反対側に位置付けられてダクトの空気出口を形成する第2の端部とを有するダクトと、該ダクトを通して前記空気流を引き込むために該ダクト内に位置付けられたインペラと、該インペラを駆動するためのモータとを含み、該ダクトの該第2の端部の少なくとも一部分が、外向きに広がって該空気流の各部分を前記ノズルのそれぞれの部分の中に案内する、
ことを特徴とする送風機。 - 前記ダクトの前記第2の端部は、第1及び第2のフレア部分を有し、その各々が、前記空気流の一部分を前記内部通路のそれぞれの部分の中に案内するように構成されることを特徴とする請求項8に記載の送風機。
- 前記ダクトの前記第2の端部は、前記本体から前記ノズルの前記内部通路内へ突出することを特徴とする請求項8又は請求項9に記載の送風機。
- 前記ノズルは、前記内部通路と前記少なくとも1つの空気出口とを形成する環状ケーシングを含み、各フレア部分の端部が、該ケーシングの隣接部分の曲率とほぼ同じ曲率を有することを特徴とする請求項10に記載の送風機。
- 前記ダクトは、前記本体内に位置付けられた環状シート上に装着され、該本体は、該ダクトと該シートとに密封係合する環状シールを含むことを特徴とする請求項1から請求項11のいずれか1項に記載の送風機。
- 前記シールは、発泡環状シールであることを特徴とする請求項12に記載の送風機。
- 前記本体は、該本体の前記空気入口から前記ダクトの前記空気入口まで空気を案内するために該ダクトの周りに延びる環状案内手段を含むことを特徴とする請求項1から請求項13のいずれか1項に記載の送風機。
- 前記案内手段は、前記本体の前記空気入口と前記ダクトの前記空気入口との間を延びる前記空気流経路の曲がりくねった部分を部分的に形成することを特徴とする請求項14に記載の送風機。
- 前記ノイズ抑制空洞は、前記曲がりくねった空気流経路の下に位置付けられることを特徴とする請求項15に記載の送風機。
- 前記案内手段は、前記インペラの前記回転軸線に対して傾斜していることを特徴とする請求項13から請求項16のいずれか1項に記載の送風機。
- 前記案内手段は、実質的に円錐形の案内部材を含むことを特徴とする請求項13から請求項17のいずれか1項に記載の送風機。
- 前記案内手段は、前記本体と前記ダクトの間を延びる環状リブから垂下することを特徴とする請求項13から請求項18のいずれか1項に記載の送風機。
- 前記本体は、前記ダクトの周りに延びる環状ノイズ抑制空洞を含むことを特徴とする請求項1から請求項19のいずれか1項に記載の送風機。
- 前記ダクトの外面が、前記環状ノイズ抑制空洞の境界を部分的に定めることを特徴とする請求項20に記載の送風機。
- 前記本体の前記空気入口は、前記ダクトの周りに延びる開口のアレイを含むことを特徴とする請求項1から請求項21のいずれか1項に記載の送風機。
- 前記本体の前記空気入口は、該本体のケーシングに形成され、該ケーシングは、前記ダクトを取り囲むことを特徴とする請求項1から請求項22のいずれか1項に記載の送風機。
- 前記インペラは、混成流インペラであることを特徴とする請求項1から請求項23のいずれか1項に記載の送風機。
- 前記インペラは、前記モータに接続された実質的に円錐形のハブと、該ハブに接続された複数のブレードとを含み、各ブレードが、インペラハウジングの空気入口に隣接して位置付けられた前縁と、後縁と、該ハブの外面に接続され、かつその周りに部分的に延びる内側側縁と、該内側側縁の反対側に位置付けられた外側側縁と、該前縁と該外側側縁の交差部に位置付けられたブレード先端とを含み、
前記前縁は、前記ハブに隣接して位置付けられた内側部分と、前記ブレード先端に隣接して位置付けられた外側部分とを含み、
前記内側部分は、前記ハブから前記外側部分まで後方に弧状を呈し、該外側部分は、該内側部分ら前記ブレード先端まで前方に弧状を呈する、
ことを特徴とする請求項1から請求項24のいずれか1項に記載の送風機。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1208619.5 | 2012-05-16 | ||
GB1208617.9 | 2012-05-16 | ||
GB1208619.5A GB2502106A (en) | 2012-05-16 | 2012-05-16 | Bladeless fan |
GB1208617.9A GB2502105B (en) | 2012-05-16 | 2012-05-16 | A fan |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013238240A true JP2013238240A (ja) | 2013-11-28 |
JP5663058B2 JP5663058B2 (ja) | 2015-02-04 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013103749A Expired - Fee Related JP5663058B2 (ja) | 2012-05-16 | 2013-05-16 | 送風機 |
Country Status (8)
Country | Link |
---|---|
US (1) | US10428837B2 (ja) |
EP (1) | EP2850324A2 (ja) |
JP (1) | JP5663058B2 (ja) |
CN (2) | CN103423132B (ja) |
AU (1) | AU2013261587B2 (ja) |
CA (1) | CA2873302C (ja) |
RU (1) | RU2636974C2 (ja) |
WO (1) | WO2013171452A2 (ja) |
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- 2013-05-16 CN CN201310180974.8A patent/CN103423132B/zh not_active Expired - Fee Related
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2016053363A (ja) * | 2014-09-02 | 2016-04-14 | マン・ディーゼル・アンド・ターボ・エスイー | 遠心圧縮機段 |
KR20170118827A (ko) * | 2015-03-12 | 2017-10-25 | 지디 미디어 인바이런먼트 어플라이언스즈 엠에프지. 컴퍼니 리미티드 | 확산기, 원심 압축형 동력 시스템 및 블레이드리스 팬 |
JP2018507981A (ja) * | 2015-03-12 | 2018-03-22 | 広東美的環境電器制造有限公司 | ディフューザ、遠心圧縮式動力システム及び羽根無し扇風機 |
KR102010007B1 (ko) * | 2015-03-12 | 2019-08-12 | 지디 미디어 인바이런먼트 어플라이언스즈 엠에프지. 컴퍼니 리미티드 | 확산기, 원심 압축형 동력 시스템 및 블레이드리스 팬 |
US10634163B2 (en) | 2015-03-12 | 2020-04-28 | Gd Midea Environment Appliances Mfg Co., Ltd. | Diffuser, centrifugal compression power system and bladeless fan |
Also Published As
Publication number | Publication date |
---|---|
WO2013171452A3 (en) | 2014-09-18 |
CN103423132A (zh) | 2013-12-04 |
AU2013261587A1 (en) | 2014-11-27 |
CN203272177U (zh) | 2013-11-06 |
WO2013171452A2 (en) | 2013-11-21 |
CA2873302A1 (en) | 2013-11-21 |
US20130309066A1 (en) | 2013-11-21 |
AU2013261587B2 (en) | 2015-11-19 |
JP5663058B2 (ja) | 2015-02-04 |
EP2850324A2 (en) | 2015-03-25 |
RU2636974C2 (ru) | 2017-11-29 |
US10428837B2 (en) | 2019-10-01 |
CA2873302C (en) | 2019-07-09 |
CN103423132B (zh) | 2016-12-28 |
RU2014150800A (ru) | 2016-07-10 |
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