JPH09510527A - 回転子形ポンプの雑音低減装置 - Google Patents
回転子形ポンプの雑音低減装置Info
- Publication number
- JPH09510527A JPH09510527A JP7524361A JP52436195A JPH09510527A JP H09510527 A JPH09510527 A JP H09510527A JP 7524361 A JP7524361 A JP 7524361A JP 52436195 A JP52436195 A JP 52436195A JP H09510527 A JPH09510527 A JP H09510527A
- Authority
- JP
- Japan
- Prior art keywords
- impeller
- flow
- edge
- guide
- 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.)
- Pending
Links
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
- F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
- F04D29/428—Discharge tongues
-
- 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
- F04D29/445—Fluid-guiding means, e.g. diffusers especially adapted for liquid pumps
- F04D29/448—Fluid-guiding means, e.g. diffusers especially adapted for liquid pumps 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
- F04D29/669—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for liquid pumps
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. 回転子形ポンプのケーシングの中に少なくとも1つの羽根車が設けられ 、前記羽根車に案内装置が後置され、案内装置の流れ案内面が、羽根車出口に対 向して位置する1つ又は複数のフローエッジを備えられている回転子形ポンプに おいて、 前記案内装置(1)の1つのフローエッジ(12)又は複数のフローエッジ( 4)が、羽根車軸線(13)と角度を形成して配置され、羽根車の羽根を通過す る際に羽根車羽根とそれぞれのフローエッジ(4,12)が点状に交差すること を特徴とする回転子形ポンプ。 2. 斜めのフローエッジ(4,12)の長さが、案内装置(1)の幅より長 いことを特徴とする請求の範囲第1項に記載の回転子形ポンプ。 3. フローエッジ(4,12)の終点(6,7)が、羽根車の羽根ピッチの 0.1〜1.2倍だけ互いにずれて配置されていることを特徴とする請求の範囲 第1項又は第2項に記載の回転子形ポンプ。 4. 羽根車出口とフローエッジとの間にほぼ一様なスリットが形成されてい ることを特徴とする請求の範囲第1項から第3項のうちのいずれか1項に記載の 回転子形ポンプ。 5. それぞれのフローエッジ(4,12)が、非直線形の形状を有すること を特徴とする請求の範囲第1項から第4項のうちのいずれか1項に記載の回転子 形ポンプ。 6. フローエッジ(4,12)が矢状であることを特徴とする請求の範囲第 5項に記載の回転子形ポンプ。 7. 羽根車の出口エッジが矢状であることを特徴とする請求の範囲第1項か ら第6項のうちのいずれか1項に記載の回転子形ポンプ。 8. 案内装置(1)のフローエッジ(4,12)と羽根車の羽根の出口エッ ジとがそれぞれ位置する平面の間の間隔が異なることを特徴とする請求の範囲第 1項から第7項のうちのいずれか1項に記載の回転子形ポンプ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4409475.2 | 1994-03-19 | ||
DE4409475 | 1994-03-19 | ||
PCT/EP1995/000963 WO1995025895A1 (de) | 1994-03-19 | 1995-03-15 | Einrichtung zur geräuschreduzierung bei kreiselpumpen |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH09510527A true JPH09510527A (ja) | 1997-10-21 |
Family
ID=6513282
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7524361A Pending JPH09510527A (ja) | 1994-03-19 | 1995-03-15 | 回転子形ポンプの雑音低減装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6017187A (ja) |
EP (1) | EP0752066B1 (ja) |
JP (1) | JPH09510527A (ja) |
DE (2) | DE59507918D1 (ja) |
WO (1) | WO1995025895A1 (ja) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE29920373U1 (de) * | 1999-11-19 | 2000-01-13 | Motoren Ventilatoren Gmbh | Gehäuse für einen Lüfter, insbesondere einen Radiallüfter |
DE10051223A1 (de) | 2000-10-16 | 2002-04-25 | Alstom Switzerland Ltd | Verbindbare Statorelemente |
US7238164B2 (en) * | 2002-07-19 | 2007-07-03 | Baxter International Inc. | Systems, methods and apparatuses for pumping cassette-based therapies |
JP2008019752A (ja) * | 2006-07-12 | 2008-01-31 | Hitachi Plant Technologies Ltd | 多段ディフューザポンプ |
WO2010030802A2 (en) | 2008-09-10 | 2010-03-18 | Pentair Pump Group, Inc. | High-efficiency, multi-stage centrifugal pump and method of assembly |
CN101929465B (zh) * | 2009-06-19 | 2013-12-11 | 德昌电机(深圳)有限公司 | 排水泵 |
KR101270899B1 (ko) * | 2010-08-09 | 2013-06-07 | 엘지전자 주식회사 | 임펠러 및 이를 포함하는 원심 압축기 |
US8951009B2 (en) * | 2011-05-23 | 2015-02-10 | Ingersoll Rand Company | Sculpted impeller |
WO2014074204A1 (en) * | 2012-11-10 | 2014-05-15 | Carrier Corporation | Centrifugal pump with slanted cutwater for cavitation prevention |
US9581034B2 (en) | 2013-03-14 | 2017-02-28 | Elliott Company | Turbomachinery stationary vane arrangement for disk and blade excitation reduction and phase cancellation |
JP6117658B2 (ja) * | 2013-09-06 | 2017-04-19 | 本田技研工業株式会社 | 遠心ポンプ |
EP3401550B1 (en) * | 2017-05-09 | 2024-02-14 | Sulzer Management AG | Volute casing for a centrifugal pump and centrifugal pump |
CN112879341B (zh) * | 2021-01-22 | 2022-04-08 | 兰州理工大学 | 一种高抗空化进口后掠及分流偏置式螺旋离心式叶轮 |
US11852162B2 (en) | 2021-12-17 | 2023-12-26 | Robert Bosch Llc | Centrifugal pump assembly |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1071888B (ja) * | 1959-12-24 | |||
DE157924C (ja) * | ||||
DE319721C (de) * | 1920-03-15 | Ludwig Hartwagner | Fliehkraftluefter mit Schneckengehaeuse | |
FR352787A (fr) * | 1905-03-28 | 1905-08-21 | Turbine Pump Company | Pompe à turbine |
FR361986A (fr) * | 1905-12-13 | 1907-01-23 | Sautter Harle & Cie Soc | Dispositif assurant la continuité du mouvement du fluide dans les pompes centrifuges multicellulaires |
GB112292A (en) * | 1916-12-29 | 1917-12-31 | Alfred Ernest Lole | Improvements in or relating to Rotary Pumps and the like. |
US2018092A (en) * | 1934-12-24 | 1935-10-22 | Charles H Rickert | Liquid pump |
US2362514A (en) * | 1941-06-03 | 1944-11-14 | Gen Electric | Centrifugal compressor |
US2405283A (en) * | 1941-08-19 | 1946-08-06 | Fed Reserve Bank | Elastic fluid mechanism |
FR1091307A (fr) * | 1953-03-17 | 1955-04-12 | Ratier Aviat Marine | Machine à circulation de fluide |
US3628881A (en) * | 1970-04-20 | 1971-12-21 | Gen Signal Corp | Low-noise impeller for centrifugal pump |
SE376640B (ja) * | 1973-05-14 | 1975-06-02 | Sonesson Pumpind Ab | |
JPS5545760B2 (ja) * | 1975-02-07 | 1980-11-19 | ||
CH626954A5 (en) * | 1977-09-14 | 1981-12-15 | Sulzer Ag | Centrifugal pump |
JPS59231199A (ja) * | 1983-06-11 | 1984-12-25 | Kobe Steel Ltd | 圧縮機用羽根付デイフユ−ザ |
JPS61169696A (ja) * | 1985-01-24 | 1986-07-31 | Kobe Steel Ltd | 多翼送風機における風切音低減装置 |
JPS6210495A (ja) * | 1985-07-08 | 1987-01-19 | Matsushita Electric Ind Co Ltd | 送風装置 |
FI87009C (fi) * | 1990-02-21 | 1992-11-10 | Tampella Forest Oy | Skovelhjul foer centrifugalpumpar |
DE9006171U1 (ja) * | 1990-05-31 | 1991-10-10 | Siemens Ag, 8000 Muenchen, De | |
WO1993010358A1 (en) * | 1991-11-15 | 1993-05-27 | Moskovskoe Obschestvo Soznaniya Krishny | Method of forming air flow in outlet system of a centrifugal compressor and centrifugal compressor |
DE4309479A1 (de) * | 1993-03-24 | 1994-09-29 | Wilo Gmbh | Radialkreiselpumpe |
DE4313617C2 (de) * | 1993-04-26 | 1996-04-25 | Kreis Truma Geraetebau | Radialgebläse |
JP3482668B2 (ja) * | 1993-10-18 | 2003-12-22 | 株式会社日立製作所 | 遠心形流体機械 |
-
1995
- 1995-03-15 US US08/716,378 patent/US6017187A/en not_active Expired - Lifetime
- 1995-03-15 WO PCT/EP1995/000963 patent/WO1995025895A1/de active IP Right Grant
- 1995-03-15 JP JP7524361A patent/JPH09510527A/ja active Pending
- 1995-03-15 DE DE59507918T patent/DE59507918D1/de not_active Expired - Lifetime
- 1995-03-15 EP EP95913122A patent/EP0752066B1/de not_active Expired - Lifetime
- 1995-03-15 DE DE19509255A patent/DE19509255A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
WO1995025895A1 (de) | 1995-09-28 |
DE59507918D1 (de) | 2000-04-06 |
US6017187A (en) | 2000-01-25 |
DE19509255A1 (de) | 1995-09-21 |
EP0752066A1 (de) | 1997-01-08 |
EP0752066B1 (de) | 2000-03-01 |
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