JPH07502323A - ポンプケーシング - Google Patents
ポンプケーシングInfo
- Publication number
- JPH07502323A JPH07502323A JP5518892A JP51889293A JPH07502323A JP H07502323 A JPH07502323 A JP H07502323A JP 5518892 A JP5518892 A JP 5518892A JP 51889293 A JP51889293 A JP 51889293A JP H07502323 A JPH07502323 A JP H07502323A
- Authority
- JP
- Japan
- Prior art keywords
- casing
- pump
- pump casing
- flat part
- opening
- 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
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
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
- F04D29/628—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for liquid 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
- F04D29/40—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
-
- 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
- F04D29/4266—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps made of sheet metal
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
Description
Claims (8)
- 1.ポンプケーシング(1)の周縁に別個に形成されて配置されている接続部( 4)を具備するポンプケーシングにおいて、前記ケーシング周縁に平坦部(2) が形成され、前記平坦部(2)が、前記ポンプケーシング(1)により境界を形 成されている流動室をポンプ軸線に向かって狭め、前記平坦部に、一定の接続横 断面を有する前記接続部(4)を接続する開口(7)が形成されていることを特 徴とするポンプケーシング。
- 2.平坦部(2)の面が、開口(7)の横断面より広いことを特徴とする請求の 範囲第1項に記載のポンプケーシング。
- 3.開口(7)の中心を通る平坦部(2)の平面に対する垂線が、羽根車の軸線 を通らないことを特徴とするポンプケーシング。
- 4.ポンプケーシング(1)から平坦部(2)への移行部の曲率半径R1及びR 2が互いに異なることを特徴とする請求の範囲第1項又は第2項に記載のポンプ ケーシング。
- 5.流れ方向で第1の移行部の曲率半径(R2)が、後続の移行部の曲率半径( R1)より大きいことを特徴とする請求の範囲第4項に記載のポンプケーシング 。
- 6.平坦部(2)の開口(7)が、外方へ向いており接続部(4)を収容するカ ラー(3)を設けられていることを特徴とする請求の範囲第1項に記載のポンプ ケーシング。
- 7.平坦部(2)が羽根車の回転軸線に平行に位直することを特徴とする請求の 範囲第1項に記載のポンプケーシング。
- 8.平坦部(2)が、羽根車の回転軸線に対して傾斜して位置することを特徴と する請求の範囲第1項に記載のポンプケーシング。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4214026A DE4214026A1 (de) | 1992-04-29 | 1992-04-29 | Pumpengehaeuse |
DE4214026.9 | 1992-04-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH07502323A true JPH07502323A (ja) | 1995-03-09 |
JP2651954B2 JP2651954B2 (ja) | 1997-09-10 |
Family
ID=6457702
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5518892A Expired - Lifetime JP2651954B2 (ja) | 1992-04-29 | 1993-04-24 | ポンプケーシング |
Country Status (5)
Country | Link |
---|---|
US (1) | US5551839A (ja) |
EP (1) | EP0639243B1 (ja) |
JP (1) | JP2651954B2 (ja) |
DE (2) | DE4214026A1 (ja) |
WO (1) | WO1993022564A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8579603B2 (en) * | 2004-07-13 | 2013-11-12 | Energy Recovery, Inc. | Centrifugal pump |
DE102009010927B4 (de) | 2009-02-25 | 2021-11-11 | Wilo Se | Pumpengehäuse |
JP6051056B2 (ja) * | 2013-01-15 | 2016-12-21 | 株式会社荏原製作所 | 渦巻ポンプ |
CN114893422B (zh) * | 2022-04-26 | 2024-12-24 | 杭州老板电器股份有限公司 | 一种风机及油烟机 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1109393A (en) * | 1913-05-01 | 1914-09-01 | Camden Iron Works | Centrifugal pump. |
GB191517473A (en) * | 1915-07-31 | 1916-03-30 | Naamlooze Vennootschap Werf Co | Improvements in or relating to Centrifugal Pumps. |
US1997387A (en) * | 1931-07-03 | 1935-04-09 | Mccord Radiator & Mfg Co | Nozzle for hand driers |
DE839598C (de) * | 1944-05-12 | 1952-05-23 | Bergedorfer Eisenwerk Ag | Pumpe in sparstoffarmer Ausfuehrung |
GB580079A (en) * | 1945-02-02 | 1946-08-26 | Dudley George Jones | Improvements in and relating to centrifugal pumps |
NL85520C (ja) * | 1956-05-15 | |||
US2999628A (en) * | 1957-08-26 | 1961-09-12 | Joseph S Crombie | Low pressure compressor |
GB1185313A (en) * | 1966-05-05 | 1970-03-25 | Speedwell Res Ltd | Improvements in or relating to Centrifugal Pumps. |
DD98343A1 (ja) * | 1972-03-15 | 1973-06-12 | ||
GB2047341A (en) * | 1979-04-24 | 1980-11-26 | Somme S M | Centrifugal Pumps |
DE2940029C2 (de) * | 1979-10-03 | 1984-03-29 | Klein, Schanzlin & Becker Ag, 6710 Frankenthal | Kreiselpumpengehäuse |
DE3145409A1 (de) * | 1981-11-16 | 1983-05-26 | Philipp Hilge Gmbh, 6501 Bodenheim | Spiralgehaeuse fuer stroemungsmaschinen und ihre herstellung |
DE3316927A1 (de) * | 1983-05-09 | 1984-11-15 | Albert 5204 Lohmar Blum | Kreiselpumpe |
DE3517498C3 (de) * | 1985-05-15 | 1993-12-02 | Klein Schanzlin & Becker Ag | Kreiselpumpengehäuse |
US5133642A (en) * | 1988-02-29 | 1992-07-28 | Ebara Corporation | Pipe joint for pump |
JPH07103878B2 (ja) * | 1989-01-19 | 1995-11-08 | 株式会社荏原製作所 | ポンプケーシング及びその製造方法 |
JP2809487B2 (ja) * | 1989-07-05 | 1998-10-08 | 株式会社荏原製作所 | 遠心ポンプケーシング |
JPH0758080B2 (ja) * | 1989-07-15 | 1995-06-21 | 株式会社荏原製作所 | 板金製うず巻ポンプケーシング |
IT1234504B (it) * | 1989-08-18 | 1992-05-18 | Tiziano Carretta | Cassa statorica in lamiera metallica, particolarmente per pompe radiali centrifughe |
-
1992
- 1992-04-29 DE DE4214026A patent/DE4214026A1/de not_active Withdrawn
-
1993
- 1993-04-24 EP EP93911502A patent/EP0639243B1/de not_active Expired - Lifetime
- 1993-04-24 DE DE59302066T patent/DE59302066D1/de not_active Expired - Lifetime
- 1993-04-24 WO PCT/EP1993/000992 patent/WO1993022564A1/de active IP Right Grant
- 1993-04-24 JP JP5518892A patent/JP2651954B2/ja not_active Expired - Lifetime
- 1993-04-24 US US08/331,526 patent/US5551839A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0639243B1 (de) | 1996-03-27 |
JP2651954B2 (ja) | 1997-09-10 |
WO1993022564A1 (de) | 1993-11-11 |
DE59302066D1 (de) | 1996-05-02 |
US5551839A (en) | 1996-09-03 |
EP0639243A1 (de) | 1995-02-22 |
DE4214026A1 (de) | 1993-11-04 |
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