JPWO2009050990A1 - 圧電マイクロブロア - Google Patents
圧電マイクロブロア Download PDFInfo
- Publication number
- JPWO2009050990A1 JPWO2009050990A1 JP2009507635A JP2009507635A JPWO2009050990A1 JP WO2009050990 A1 JPWO2009050990 A1 JP WO2009050990A1 JP 2009507635 A JP2009507635 A JP 2009507635A JP 2009507635 A JP2009507635 A JP 2009507635A JP WO2009050990 A1 JPWO2009050990 A1 JP WO2009050990A1
- Authority
- JP
- Japan
- Prior art keywords
- opening
- blower
- diaphragm
- wall portion
- wall
- 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
- 239000012530 fluid Substances 0.000 claims abstract description 35
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 230000032258 transport Effects 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 description 8
- 239000010935 stainless steel Substances 0.000 description 8
- 238000010521 absorption reaction Methods 0.000 description 6
- 238000006073 displacement reaction Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 239000007789 gas Substances 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 230000007423 decrease Effects 0.000 description 4
- 239000000446 fuel Substances 0.000 description 4
- 230000002238 attenuated effect Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B43/00—Machines, pumps, or pumping installations having flexible working members
- F04B43/02—Machines, pumps, or pumping installations having flexible working members having plate-like flexible members, e.g. diaphragms
- F04B43/04—Pumps having electric drive
- F04B43/043—Micropumps
- F04B43/046—Micropumps with piezoelectric drive
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/10—Adaptations or arrangements of distribution members
- F04B39/1093—Adaptations or arrangements of distribution members the members being low-resistance valves allowing free streaming
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B45/00—Pumps or pumping installations having flexible working members and specially adapted for elastic fluids
- F04B45/04—Pumps or pumping installations having flexible working members and specially adapted for elastic fluids having plate-like flexible members, e.g. diaphragms
- F04B45/047—Pumps having electric drive
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Reciprocating Pumps (AREA)
Abstract
Description
1 ブロア本体
2 ダイヤフラム
22 圧電素子
3 ブロア室
4 流入口
10 天板(第2壁部)
10a 吐出口(第2開口部)
11 流路形成板
11a 中央孔
11b 流入通路
11c 枝路
12 セパレータ(第1壁部)
12a 貫通孔(第1開口部)
13 ブロア枠体
14 底板
Claims (4)
- ブロア本体と、外周部がブロア本体に対して固定され、圧電素子を有するダイヤフラムと、ブロア本体とダイヤフラムとの間に形成されたブロア室とを備え、上記圧電素子に電圧を印加しダイヤフラムを屈曲変形させて、圧縮性流体を輸送する圧電マイクロブロアにおいて、
上記ダイヤフラムとの間でブロア室を形成するブロア本体の第1壁部と、
上記ダイヤフラムの中心部と対向する上記第1壁部の部位に形成され、ブロア室の内部と外部とを連通させる第1開口部と、
上記第1壁部を間にしてブロア室と反対側に、第1壁部と間隔をあけて設けられた第2壁部と、
上記第1開口部と対向する上記第2壁部の部位に形成された第2開口部と、
上記第1壁部と第2壁部との間に形成され、外側端部が外部に連通され、内側端部が第1開口部及び第2開口部に接続された流入通路と、
上記流入通路の途中に接続され、先端が閉じられた複数の枝路と、を備えることを特徴とする圧電マイクロブロア。 - 上記流入通路は、第1開口部及び第2開口部と接続された中心部から放射方向に向かって延びる複数の湾曲又は屈曲形状の通路であることを特徴とする請求項1に記載の圧電マイクロブロア。
- 上記枝路は、第1開口部及び第2開口部を中心とする同心円弧状に形成されていることを特徴とする請求項1又は2に記載の圧電マイクロブロア。
- ブロア本体と、外周部がブロア本体に対して固定され、圧電素子を有するダイヤフラムと、ブロア本体とダイヤフラムとの間に形成されたブロア室とを備え、上記圧電素子に電圧を印加しダイヤフラムを屈曲変形させて、圧縮性流体を輸送する圧電マイクロブロアにおいて、
上記ダイヤフラムとの間でブロア室を形成するブロア本体の第1壁部と、
上記ダイヤフラムの中心部と対向する上記第1壁部の部位に形成され、ブロア室の内部と外部とを連通させる第1開口部と、
上記第1壁部を間にしてブロア室と反対側に、第1壁部と間隔をあけて設けられた第2壁部と、
上記第1開口部と対向する上記第2壁部の部位に形成された第2開口部と、
上記第1壁部と第2壁部との間に形成され、外側端部が外部に連通され、内側端部が第1開口部及び第2開口部に接続された流入通路と、
上記第2壁部に対して間隔をあけて設けられた第3壁部と、
上記第2壁部と第3壁部との間に、一端流出口が外部に連通され、他端が上記第2開口部に接続された流出通路と、
上記流出通路の途中に接続され、先端が閉じられた複数の枝路と、を備えることを特徴とする圧電マイクロブロア。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009507635A JP5012889B2 (ja) | 2007-10-16 | 2008-09-25 | 圧電マイクロブロア |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007268501 | 2007-10-16 | ||
JP2007268501 | 2007-10-16 | ||
JP2009507635A JP5012889B2 (ja) | 2007-10-16 | 2008-09-25 | 圧電マイクロブロア |
PCT/JP2008/067236 WO2009050990A1 (ja) | 2007-10-16 | 2008-09-25 | 圧電マイクロブロア |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2009050990A1 true JPWO2009050990A1 (ja) | 2011-03-03 |
JP5012889B2 JP5012889B2 (ja) | 2012-08-29 |
Family
ID=40567263
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009507635A Expired - Fee Related JP5012889B2 (ja) | 2007-10-16 | 2008-09-25 | 圧電マイクロブロア |
Country Status (5)
Country | Link |
---|---|
US (1) | US7972124B2 (ja) |
EP (1) | EP2096309A4 (ja) |
JP (1) | JP5012889B2 (ja) |
CN (1) | CN101568728A (ja) |
WO (1) | WO2009050990A1 (ja) |
Families Citing this family (68)
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EP2179596A4 (en) * | 2007-07-23 | 2012-04-11 | Asius Technologies Llc | DIAPRONIC ACOUSTIC TRANSDUCTION COUPLER AND BUTTON HEADPHONES |
US8391534B2 (en) | 2008-07-23 | 2013-03-05 | Asius Technologies, Llc | Inflatable ear device |
EP3073114B1 (en) | 2008-06-03 | 2018-07-25 | Murata Manufacturing Co., Ltd. | Piezoelectric micro-blower |
US8774435B2 (en) | 2008-07-23 | 2014-07-08 | Asius Technologies, Llc | Audio device, system and method |
US20110228964A1 (en) * | 2008-07-23 | 2011-09-22 | Asius Technologies, Llc | Inflatable Bubble |
DE502008002644D1 (de) * | 2008-12-15 | 2011-03-31 | Siemens Ag | Schwingmembranlüfter mit gekoppelten Teileinheiten, und Gehäuse mit einem derartigen Schwingmembranlüfter |
KR101363554B1 (ko) | 2009-12-04 | 2014-02-18 | 가부시키가이샤 무라타 세이사쿠쇼 | 압전 마이크로 블로어 |
US8526651B2 (en) * | 2010-01-25 | 2013-09-03 | Sonion Nederland Bv | Receiver module for inflating a membrane in an ear device |
DE102011078882A1 (de) * | 2011-07-08 | 2013-01-10 | Osram Ag | Erzeugung eines Gasstroms mittels Schwingungen |
WO2013054801A1 (ja) | 2011-10-11 | 2013-04-18 | 株式会社村田製作所 | 流体制御装置、流体制御装置の調整方法 |
JP6068886B2 (ja) * | 2012-03-30 | 2017-01-25 | 日東電工株式会社 | 換気システム |
TWI475180B (zh) | 2012-05-31 | 2015-03-01 | Ind Tech Res Inst | 合成噴流裝置 |
DE102012210127B4 (de) * | 2012-06-15 | 2014-02-06 | Siemens Aktiengesellschaft | Vorrichtung zum Erzeugen eines Luftstroms sowie Anordnung |
CN103016296B (zh) * | 2012-12-13 | 2015-08-26 | 江苏大学 | 基于合成射流的压电微泵 |
GB2513884B (en) | 2013-05-08 | 2015-06-17 | Univ Bristol | Method and apparatus for producing an acoustic field |
TWI552838B (zh) * | 2013-06-24 | 2016-10-11 | 研能科技股份有限公司 | 微型氣壓動力裝置 |
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WO2016006496A1 (ja) * | 2014-07-11 | 2016-01-14 | 株式会社村田製作所 | 吸引装置 |
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-
2008
- 2008-09-25 WO PCT/JP2008/067236 patent/WO2009050990A1/ja active Application Filing
- 2008-09-25 JP JP2009507635A patent/JP5012889B2/ja not_active Expired - Fee Related
- 2008-09-25 EP EP08839629A patent/EP2096309A4/en not_active Withdrawn
- 2008-09-25 CN CNA2008800012393A patent/CN101568728A/zh active Pending
-
2009
- 2009-06-02 US US12/476,332 patent/US7972124B2/en not_active Expired - Fee Related
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JPH06143571A (ja) * | 1992-11-02 | 1994-05-24 | Fuji Electric Co Ltd | インクジェット記録ヘッド |
JP2000087862A (ja) * | 1998-09-11 | 2000-03-28 | Citizen Watch Co Ltd | マイクロポンプ及びその製造方法 |
JP2001289168A (ja) * | 2000-04-06 | 2001-10-19 | Kobe Steel Ltd | 圧縮機の放風装置 |
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Also Published As
Publication number | Publication date |
---|---|
US7972124B2 (en) | 2011-07-05 |
EP2096309A1 (en) | 2009-09-02 |
EP2096309A4 (en) | 2013-02-27 |
CN101568728A (zh) | 2009-10-28 |
US20090232684A1 (en) | 2009-09-17 |
WO2009050990A1 (ja) | 2009-04-23 |
JP5012889B2 (ja) | 2012-08-29 |
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