JP4561852B2 - 羽根車 - Google Patents
羽根車 Download PDFInfo
- Publication number
- JP4561852B2 JP4561852B2 JP2008080320A JP2008080320A JP4561852B2 JP 4561852 B2 JP4561852 B2 JP 4561852B2 JP 2008080320 A JP2008080320 A JP 2008080320A JP 2008080320 A JP2008080320 A JP 2008080320A JP 4561852 B2 JP4561852 B2 JP 4561852B2
- Authority
- JP
- Japan
- Prior art keywords
- hub
- plate
- boss
- impeller
- joint
- 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
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal pumps
- F04D29/24—Vanes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
〔実施例4〕
〔実施例5〕
Claims (3)
- モータの回転力が伝わる円筒状のボスと、概略円錐形状のハブと、前記ハブと前記ボス端面または外表面の接合部と、前記ハブの外表面に複数枚取り付けられる羽根とを備えたポンプの羽根車において、
前記ハブと前記ボスの接合部に補強用のプレートを、前記ハブの外表面に取り付けられた前記羽根の付根部の位置より前記ハブと前記ボスの接合部に近い側に前記プレートを配置し、前記プレートと前記ハブ内表面の接合個所と、前記羽根の前記ハブ外表面上の付根部とが、前記ハブ上の内外面において重ならないように構成されたことを特徴とする羽根車。 - 請求項1に記載の羽根車において、前記ハブに円形状の穴であるバランスホールを有した羽根車において、前記バランスホールより前記ハブと前記ボスの接合部に近い側に前記プレートを配置し、前記ハブと前記ボスの接合部の内側が流体と接触しないことを特徴とする羽根車。
- 請求項2に記載の羽根車において、前記プレートに開口部を設け、前記ハブ上の前記バランスホールと前記プレート上の開口部を矩形あるいは円筒カバーで接合し、前記ハブと前記ボスの接合部の内側が流体と接触しないことを特徴とする羽根車。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008080320A JP4561852B2 (ja) | 2008-03-26 | 2008-03-26 | 羽根車 |
US12/388,063 US8398375B2 (en) | 2008-03-26 | 2009-02-18 | Impeller |
CN2009100064731A CN101545499B (zh) | 2008-03-26 | 2009-02-18 | 叶轮 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008080320A JP4561852B2 (ja) | 2008-03-26 | 2008-03-26 | 羽根車 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009235932A JP2009235932A (ja) | 2009-10-15 |
JP4561852B2 true JP4561852B2 (ja) | 2010-10-13 |
Family
ID=41117535
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008080320A Active JP4561852B2 (ja) | 2008-03-26 | 2008-03-26 | 羽根車 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8398375B2 (ja) |
JP (1) | JP4561852B2 (ja) |
CN (1) | CN101545499B (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4561852B2 (ja) | 2008-03-26 | 2010-10-13 | 株式会社日立プラントテクノロジー | 羽根車 |
JP6805003B2 (ja) * | 2017-01-26 | 2020-12-23 | 株式会社荏原製作所 | 羽根車及びポンプ |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60183292U (ja) * | 1984-05-14 | 1985-12-05 | 株式会社荏原製作所 | 主軸多段ポンプ |
JPH09511557A (ja) * | 1994-01-28 | 1997-11-18 | カーエスベー・アクチエンゲゼルシャフト | 羽根車 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI61235C (fi) * | 1979-01-29 | 1982-06-10 | Nokia Oy Ab | Vinghjul hos en centrifugalflaekt |
US4395851A (en) * | 1981-02-03 | 1983-08-02 | Watts W David | Centrifugal abrasive blasting machine |
JPS58127197U (ja) | 1982-02-24 | 1983-08-29 | 株式会社荏原製作所 | 羽根車の固定装置 |
DE3517499A1 (de) | 1985-05-15 | 1986-11-20 | Klein, Schanzlin & Becker Ag, 6710 Frankenthal | Laufrad |
US4720242A (en) * | 1987-03-23 | 1988-01-19 | Lowara, S.P.A. | Centrifugal pump impeller |
DE3731161C2 (de) | 1987-09-17 | 1996-12-12 | Klein Schanzlin & Becker Ag | Kreiselpumpenlaufrad |
DE4400633A1 (de) | 1994-01-12 | 1995-07-13 | Klein Schanzlin & Becker Ag | Mit Entlastungsöffnungen ausgestattetes Kreiselpumpenlaufrad aus Blech |
JPH1047297A (ja) | 1996-07-26 | 1998-02-17 | Ebara Corp | 軸一体型羽根車及び該羽根車を備えたポンプ |
US6203415B1 (en) * | 1999-06-30 | 2001-03-20 | Laura C. Torrance-Castanza | Direct drive water-driven rotary tool |
CN2546673Y (zh) | 2002-04-30 | 2003-04-23 | 廖金伦 | 一体式增氧机塑胶叶轮 |
JP4561852B2 (ja) | 2008-03-26 | 2010-10-13 | 株式会社日立プラントテクノロジー | 羽根車 |
-
2008
- 2008-03-26 JP JP2008080320A patent/JP4561852B2/ja active Active
-
2009
- 2009-02-18 CN CN2009100064731A patent/CN101545499B/zh active Active
- 2009-02-18 US US12/388,063 patent/US8398375B2/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60183292U (ja) * | 1984-05-14 | 1985-12-05 | 株式会社荏原製作所 | 主軸多段ポンプ |
JPH09511557A (ja) * | 1994-01-28 | 1997-11-18 | カーエスベー・アクチエンゲゼルシャフト | 羽根車 |
Also Published As
Publication number | Publication date |
---|---|
US20090246030A1 (en) | 2009-10-01 |
CN101545499A (zh) | 2009-09-30 |
JP2009235932A (ja) | 2009-10-15 |
CN101545499B (zh) | 2011-07-06 |
US8398375B2 (en) | 2013-03-19 |
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