JP2021188518A - 排水ポンプ - Google Patents
排水ポンプ Download PDFInfo
- Publication number
- JP2021188518A JP2021188518A JP2020091206A JP2020091206A JP2021188518A JP 2021188518 A JP2021188518 A JP 2021188518A JP 2020091206 A JP2020091206 A JP 2020091206A JP 2020091206 A JP2020091206 A JP 2020091206A JP 2021188518 A JP2021188518 A JP 2021188518A
- Authority
- JP
- Japan
- Prior art keywords
- suction pipe
- housing
- drainage pump
- suction port
- motor
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 44
- 230000000052 comparative effect Effects 0.000 description 14
- 230000002093 peripheral effect Effects 0.000 description 7
- 238000005259 measurement Methods 0.000 description 4
- 239000003657 drainage water Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 238000012795 verification Methods 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
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D1/14—Pumps raising fluids by centrifugal force within a conical rotary bowl with vertical axis
-
- 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
- F04D29/2261—Rotors specially for centrifugal pumps with special measures
- F04D29/2277—Rotors specially for centrifugal pumps with special measures for increasing NPSH or dealing with liquids near boiling-point
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D11/00—Other rotary non-positive-displacement 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
- 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
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/043—Shafts
-
- 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
- F04D29/40—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
- F04D29/4273—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps suction eyes
-
- 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
- F04D29/66—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
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
- F04D7/04—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous
- F04D7/045—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous with means for comminuting, mixing stirring or otherwise treating
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Geometry (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)
Abstract
Description
Claims (2)
- ハウジングと、前記ハウジングに収容される回転羽根と、前記回転羽根に接続される駆動軸を有するモーターと、を有し、
前記ハウジングが、上下方向に延在する円筒形状の吸込管を有し、
前記吸込管の下端には、下方を向く吸込口と、前記吸込口を囲む環状の凹面と、が設けられていることを特徴とする排水ポンプ。 - 前記吸込管の下端における径方向の幅が、2.5mm以上でかつ8mm以下である、請求項1に記載の排水ポンプ。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020091206A JP7515857B2 (ja) | 2020-05-26 | 2020-05-26 | 排水ポンプ |
PCT/JP2021/018893 WO2021241341A1 (ja) | 2020-05-26 | 2021-05-19 | 排水ポンプ |
EP21814373.3A EP4160022A4 (en) | 2020-05-26 | 2021-05-19 | DRAINAGE PUMP |
KR1020227039739A KR20220164605A (ko) | 2020-05-26 | 2021-05-19 | 배수 펌프 |
US17/998,869 US20230193925A1 (en) | 2020-05-26 | 2021-05-19 | Drainage pump |
CN202180037624.9A CN115698511A (zh) | 2020-05-26 | 2021-05-19 | 排水泵 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020091206A JP7515857B2 (ja) | 2020-05-26 | 2020-05-26 | 排水ポンプ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021188518A true JP2021188518A (ja) | 2021-12-13 |
JP7515857B2 JP7515857B2 (ja) | 2024-07-16 |
Family
ID=78744564
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020091206A Active JP7515857B2 (ja) | 2020-05-26 | 2020-05-26 | 排水ポンプ |
Country Status (6)
Country | Link |
---|---|
US (1) | US20230193925A1 (ja) |
EP (1) | EP4160022A4 (ja) |
JP (1) | JP7515857B2 (ja) |
KR (1) | KR20220164605A (ja) |
CN (1) | CN115698511A (ja) |
WO (1) | WO2021241341A1 (ja) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5421201U (ja) * | 1977-07-14 | 1979-02-10 | ||
JPS59154897U (ja) * | 1983-04-04 | 1984-10-17 | 株式会社 不二工機製作所 | 流体ポンプ |
JPH04107496U (ja) * | 1991-02-27 | 1992-09-17 | 株式会社クボタ | グラインダーポンプの吸込口構造 |
JP2011144691A (ja) * | 2010-01-12 | 2011-07-28 | Saginomiya Seisakusho Inc | 排水ポンプ |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2811110A (en) * | 1951-06-19 | 1957-10-29 | Edwards Miles Lowell | Vapor separating pump |
US3712995A (en) | 1972-03-27 | 1973-01-23 | Rca Corp | Input transient protection for complementary insulated gate field effect transistor integrated circuit device |
ES2026412A6 (es) * | 1990-11-15 | 1992-04-16 | Transpar Iberica Sa | Bomba para lavaparabrisas provista de dispositivo sensor de nivel. |
JPH04107490U (ja) * | 1991-02-27 | 1992-09-17 | 日本ピストンリング株式会社 | モーター軸一体型ロータリーベーンポンプ |
EP0713978B1 (en) * | 1994-11-25 | 1999-08-04 | Fujikoki Mfg. Co., Ltd. | Drainage pump |
JP3580329B2 (ja) * | 1995-08-29 | 2004-10-20 | 株式会社不二工機 | 排水ポンプ |
JP3910665B2 (ja) * | 1996-10-11 | 2007-04-25 | 株式会社不二工機 | 排水ポンプ |
JP3711998B2 (ja) * | 2003-12-05 | 2005-11-02 | ダイキン工業株式会社 | ドレンポンプ及びそれを備えた空気調和装置 |
JP5422277B2 (ja) * | 2009-07-07 | 2014-02-19 | 株式会社不二工機 | 排水ポンプ |
US8747071B2 (en) * | 2009-07-07 | 2014-06-10 | Fujikoki Corporation | Drain pump |
JP5659493B2 (ja) * | 2010-01-18 | 2015-01-28 | 信越半導体株式会社 | 気相成長方法 |
-
2020
- 2020-05-26 JP JP2020091206A patent/JP7515857B2/ja active Active
-
2021
- 2021-05-19 US US17/998,869 patent/US20230193925A1/en active Pending
- 2021-05-19 WO PCT/JP2021/018893 patent/WO2021241341A1/ja unknown
- 2021-05-19 CN CN202180037624.9A patent/CN115698511A/zh active Pending
- 2021-05-19 EP EP21814373.3A patent/EP4160022A4/en active Pending
- 2021-05-19 KR KR1020227039739A patent/KR20220164605A/ko not_active Application Discontinuation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5421201U (ja) * | 1977-07-14 | 1979-02-10 | ||
JPS59154897U (ja) * | 1983-04-04 | 1984-10-17 | 株式会社 不二工機製作所 | 流体ポンプ |
JPH04107496U (ja) * | 1991-02-27 | 1992-09-17 | 株式会社クボタ | グラインダーポンプの吸込口構造 |
JP2011144691A (ja) * | 2010-01-12 | 2011-07-28 | Saginomiya Seisakusho Inc | 排水ポンプ |
Also Published As
Publication number | Publication date |
---|---|
CN115698511A (zh) | 2023-02-03 |
US20230193925A1 (en) | 2023-06-22 |
EP4160022A4 (en) | 2024-06-19 |
EP4160022A1 (en) | 2023-04-05 |
WO2021241341A1 (ja) | 2021-12-02 |
JP7515857B2 (ja) | 2024-07-16 |
KR20220164605A (ko) | 2022-12-13 |
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