JP6918367B2 - 排水ポンプ用回転羽根およびそれを有する排水ポンプ - Google Patents
排水ポンプ用回転羽根およびそれを有する排水ポンプ Download PDFInfo
- Publication number
- JP6918367B2 JP6918367B2 JP2019014825A JP2019014825A JP6918367B2 JP 6918367 B2 JP6918367 B2 JP 6918367B2 JP 2019014825 A JP2019014825 A JP 2019014825A JP 2019014825 A JP2019014825 A JP 2019014825A JP 6918367 B2 JP6918367 B2 JP 6918367B2
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- Prior art keywords
- drainage pump
- blades
- blade
- diameter
- rotary blade
- 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.)
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Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 25
- 230000002093 peripheral effect Effects 0.000 description 8
- 238000007790 scraping Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000001846 repelling effect Effects 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Images
Classifications
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- 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
- F04D29/242—Geometry, shape
- F04D29/245—Geometry, shape for special effects
-
- 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
- F04D29/2205—Conventional flow pattern
- F04D29/2216—Shape, geometry
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
-
- 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
- F04D29/242—Geometry, shape
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/22—Means for preventing condensation or evacuating condensate
- F24F13/222—Means for preventing condensation or evacuating condensate for evacuating condensate
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2210/00—Working fluids
- F05D2210/10—Kind or type
- F05D2210/11—Kind or type liquid, i.e. incompressible
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2240/00—Components
- F05D2240/20—Rotors
- F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
Description
Claims (8)
- 軸部と、前記軸部から径方向に延びる複数の平板状の大径羽根と、前記複数の大径羽根の下端部に連設された複数の小径羽根と、中央に開口が設けられ、前記複数の大径羽根の下端部を連結する連結部と、を有する排水ポンプ用回転羽根であって、
前記複数の大径羽根における前記開口をまたぐ箇所の少なくとも下端部に前記複数の大径羽根における前記連結部によって連結される箇所より厚さの小さい平板状の薄肉部が設けられていることを特徴とする排水ポンプ用回転羽根。 - 前記軸部から径方向に延び、隣り合う前記大径羽根の中間に配置され、前記複数の小径羽根が下端部に連設されていない複数の平板状の補助羽根をさらに有し、
前記連結部が、前記複数の大径羽根の下端部とともに前記複数の補助羽根の下端部も連結し、
前記複数の補助羽根における前記開口をまたぐ箇所の少なくとも下端部に前記複数の補助羽根における前記連結部によって連結される箇所より厚さの小さい平板状の薄肉部が設けられている、請求項1に記載の排水ポンプ用回転羽根。 - 前記薄肉部が、前記複数の大径羽根の回転方向後方を向く後面を肉盗みすることにより設けられている、請求項1に記載の排水ポンプ用回転羽根。
- 前記複数の大径羽根の回転方向前方を向く前面の上端部および外側端部の少なくとも一方に段部が設けられている、請求項3に記載の排水ポンプ用回転羽根。
- 前記薄肉部が、前記複数の補助羽根の回転方向後方を向く後面を肉盗みすることにより設けられている、請求項2に記載の排水ポンプ用回転羽根。
- 前記複数の補助羽根の回転方向前方を向く前面の上端部および外側端部の少なくとも一方に段部が設けられている、請求項5に記載の排水ポンプ用回転羽根。
- 前記複数の小径羽根の回転方向前方を向く前面の外側端部に段部が設けられ、
前記複数の小径羽根が、前記複数の大径羽根に対して回転方向前方にずれて配置されている、請求項3または請求項4に記載の排水ポンプ用回転羽根。 - 下方に向く吸込口を有する吸込管を有するハウジングと、前記ハウジングに収容された回転羽根と、前記回転羽根を回転させるモータと、を有する排水ポンプであって、
前記回転羽根が、請求項1〜請求項7のいずれか一項に記載の排水ポンプ用回転羽根である、排水ポンプ。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019014825A JP6918367B2 (ja) | 2019-01-30 | 2019-01-30 | 排水ポンプ用回転羽根およびそれを有する排水ポンプ |
KR1020190144926A KR20200094620A (ko) | 2019-01-30 | 2019-11-13 | 배수 펌프용 회전날개 및 그것을 갖는 배수 펌프 |
CN202010009690.2A CN111503046B (zh) | 2019-01-30 | 2020-01-06 | 排水泵用旋转叶片及具有该排水泵用旋转叶片的排水泵 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019014825A JP6918367B2 (ja) | 2019-01-30 | 2019-01-30 | 排水ポンプ用回転羽根およびそれを有する排水ポンプ |
Publications (2)
Publication Number | Publication Date |
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JP2020122434A JP2020122434A (ja) | 2020-08-13 |
JP6918367B2 true JP6918367B2 (ja) | 2021-08-11 |
Family
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Application Number | Title | Priority Date | Filing Date |
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JP2019014825A Active JP6918367B2 (ja) | 2019-01-30 | 2019-01-30 | 排水ポンプ用回転羽根およびそれを有する排水ポンプ |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP6918367B2 (ja) |
KR (1) | KR20200094620A (ja) |
CN (1) | CN111503046B (ja) |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05312187A (ja) * | 1992-05-07 | 1993-11-22 | Matsushita Electric Ind Co Ltd | 渦巻ポンプ |
JPH08326694A (ja) * | 1995-05-30 | 1996-12-10 | Toto Ltd | 翼付遠心ファン |
JP2003293976A (ja) * | 2002-04-08 | 2003-10-15 | Taisan Kogyo Kk | 排水ポンプ |
JP2004060463A (ja) * | 2002-07-25 | 2004-02-26 | Taisan Kogyo Kk | 排水ポンプ |
JP2004245055A (ja) * | 2003-02-10 | 2004-09-02 | Saginomiya Seisakusho Inc | 排出ポンプおよびそれを備えた空気調和機 |
JP4931393B2 (ja) * | 2005-09-22 | 2012-05-16 | 株式会社不二工機 | 排水ポンプ |
CN200971875Y (zh) * | 2006-11-21 | 2007-11-07 | 浙江中宝自控元件有限公司 | 排水泵 |
JP5889051B2 (ja) * | 2011-08-30 | 2016-03-22 | 株式会社不二工機 | 排水ポンプ |
JP6091308B2 (ja) * | 2013-04-17 | 2017-03-08 | 株式会社不二工機 | 排水ポンプ |
JP6282720B2 (ja) * | 2016-12-27 | 2018-02-21 | ミネベアミツミ株式会社 | 遠心式ファン |
JP6329652B1 (ja) * | 2017-01-25 | 2018-05-23 | 合利美股▲分▼有限公司 | 排水インペラ |
-
2019
- 2019-01-30 JP JP2019014825A patent/JP6918367B2/ja active Active
- 2019-11-13 KR KR1020190144926A patent/KR20200094620A/ko not_active Application Discontinuation
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2020
- 2020-01-06 CN CN202010009690.2A patent/CN111503046B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
KR20200094620A (ko) | 2020-08-07 |
JP2020122434A (ja) | 2020-08-13 |
CN111503046B (zh) | 2024-05-17 |
CN111503046A (zh) | 2020-08-07 |
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