CN112377419A - Spiral centrifugal pump with combined runner - Google Patents
Spiral centrifugal pump with combined runner Download PDFInfo
- Publication number
- CN112377419A CN112377419A CN202011269179.2A CN202011269179A CN112377419A CN 112377419 A CN112377419 A CN 112377419A CN 202011269179 A CN202011269179 A CN 202011269179A CN 112377419 A CN112377419 A CN 112377419A
- Authority
- CN
- China
- Prior art keywords
- cover plate
- centrifugal
- guide plate
- impeller
- spiral
- 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
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
- F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D1/04—Helico-centrifugal 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
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal pumps
- F04D29/2238—Special flow patterns
-
- 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
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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
- F04D29/40—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
- F04D29/44—Fluid-guiding means, e.g. diffusers
- F04D29/445—Fluid-guiding means, e.g. diffusers 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
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/663—Sound attenuation
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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
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/668—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps damping or preventing mechanical vibrations
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)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011269179.2A CN112377419B (en) | 2020-11-13 | 2020-11-13 | Spiral centrifugal pump with composite runner |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011269179.2A CN112377419B (en) | 2020-11-13 | 2020-11-13 | Spiral centrifugal pump with composite runner |
Publications (2)
Publication Number | Publication Date |
---|---|
CN112377419A true CN112377419A (en) | 2021-02-19 |
CN112377419B CN112377419B (en) | 2022-08-30 |
Family
ID=74582257
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202011269179.2A Active CN112377419B (en) | 2020-11-13 | 2020-11-13 | Spiral centrifugal pump with composite runner |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN112377419B (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5100295A (en) * | 1988-09-16 | 1992-03-31 | Nnc Limited | Impeller pumps |
CN103362822A (en) * | 2012-04-10 | 2013-10-23 | 株式会社日立工业设备技术 | Spiral pump |
CN105673554A (en) * | 2016-01-07 | 2016-06-15 | 江苏大学 | Reversed spiral line type guide vane of nuclear main pump and design method of reversed spiral line type guide vane |
CN207814033U (en) * | 2017-11-28 | 2018-09-04 | 浙江丰球克瑞泵业有限公司 | A kind of impeller of efficient exteenal reflux submersible sewage pump |
CN209925220U (en) * | 2018-02-28 | 2020-01-10 | 高庆国 | River course desilting is with screw centrifugal pump convenient to remove |
-
2020
- 2020-11-13 CN CN202011269179.2A patent/CN112377419B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5100295A (en) * | 1988-09-16 | 1992-03-31 | Nnc Limited | Impeller pumps |
CN103362822A (en) * | 2012-04-10 | 2013-10-23 | 株式会社日立工业设备技术 | Spiral pump |
CN105673554A (en) * | 2016-01-07 | 2016-06-15 | 江苏大学 | Reversed spiral line type guide vane of nuclear main pump and design method of reversed spiral line type guide vane |
CN207814033U (en) * | 2017-11-28 | 2018-09-04 | 浙江丰球克瑞泵业有限公司 | A kind of impeller of efficient exteenal reflux submersible sewage pump |
CN209925220U (en) * | 2018-02-28 | 2020-01-10 | 高庆国 | River course desilting is with screw centrifugal pump convenient to remove |
Also Published As
Publication number | Publication date |
---|---|
CN112377419B (en) | 2022-08-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Quan Hui Inventor after: Du Yuanying Inventor after: Yang Xueling Inventor after: Sun Chenxi Inventor after: Liu Xiaoyi Inventor after: LAN Jianying Inventor before: Du Yuanying Inventor before: Quan Hui Inventor before: Yang Xueling Inventor before: Lan Jianying Inventor before: Sun Chenxi Inventor before: Liu Xiaoyi |
|
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20220810 Address after: 255000 66, No. 528, Nanfeng Road, Jinshan Town, Linzi District, Zibo City, Shandong Province Applicant after: Shandong Changzhi energy equipment Technology Co.,Ltd. Address before: 730050, No. 287 Lan Ping Road, Qilihe District, Gansu, Lanzhou Applicant before: LANZHOU University OF TECHNOLOGY |
|
GR01 | Patent grant | ||
GR01 | Patent grant |