GB2587171B - A centrifugal fan impeller - Google Patents

A centrifugal fan impeller Download PDF

Info

Publication number
GB2587171B
GB2587171B GB2019930.3A GB202019930A GB2587171B GB 2587171 B GB2587171 B GB 2587171B GB 202019930 A GB202019930 A GB 202019930A GB 2587171 B GB2587171 B GB 2587171B
Authority
GB
United Kingdom
Prior art keywords
centrifugal fan
fan impeller
impeller
centrifugal
fan
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
Application number
GB2019930.3A
Other versions
GB2587171A (en
GB202019930D0 (en
Inventor
Gao Yi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hangzhou Yueqi Environmental Prot Co Ltd
Original Assignee
Hangzhou Yueqi Environmental Prot Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hangzhou Yueqi Environmental Prot Co Ltd filed Critical Hangzhou Yueqi Environmental Prot Co Ltd
Publication of GB202019930D0 publication Critical patent/GB202019930D0/en
Publication of GB2587171A publication Critical patent/GB2587171A/en
Application granted granted Critical
Publication of GB2587171B publication Critical patent/GB2587171B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
    • F04D29/281—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers
    • 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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
    • F04D29/288—Part of the wheel having an ejecting effect, e.g. being bladeless diffuser
    • 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
    • F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid 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
    • F04D29/664—Sound attenuation by means of sound absorbing material
    • 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
    • F04D29/666—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps by means of rotor construction or layout, e.g. unequal distribution of blades or vanes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
GB2019930.3A 2019-12-27 2020-12-17 A centrifugal fan impeller Active GB2587171B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911374959.0A CN110864005B (en) 2019-12-27 2019-12-27 Centrifugal fan impeller

Publications (3)

Publication Number Publication Date
GB202019930D0 GB202019930D0 (en) 2021-02-03
GB2587171A GB2587171A (en) 2021-03-17
GB2587171B true GB2587171B (en) 2022-03-09

Family

ID=69660049

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2019930.3A Active GB2587171B (en) 2019-12-27 2020-12-17 A centrifugal fan impeller

Country Status (3)

Country Link
JP (1) JP6810840B1 (en)
CN (1) CN110864005B (en)
GB (1) GB2587171B (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB191403675A (en) * 1914-02-12 1914-07-23 Christian Neumann Improvements in Revolving Members for Blowers.
WO2012121609A1 (en) * 2011-03-09 2012-09-13 Agr Subsea As Rotodynamic pump for variable output flow

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5879094U (en) * 1981-11-25 1983-05-28 株式会社荏原製作所 centrifugal compressor
JPS60169699A (en) * 1984-02-13 1985-09-03 Matsushita Seiko Co Ltd Vane wheel of multiblade blower
JPS6220197U (en) * 1985-07-19 1987-02-06
JP3747698B2 (en) * 1999-08-04 2006-02-22 松下電器産業株式会社 Electric blower and vacuum cleaner
CN101776088A (en) * 2010-01-11 2010-07-14 陈久斌 Impeller
CN102588331A (en) * 2011-01-17 2012-07-18 江苏海狮泵业制造有限公司 Fixed reversely bent impeller for vertical type self-priming pump
CN102705261A (en) * 2011-09-20 2012-10-03 陈久斌 Vortex impeller
CN107654398B (en) * 2017-10-23 2024-03-19 上海瑞晨环保科技股份有限公司 Noise elimination high-speed centrifugal fan

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB191403675A (en) * 1914-02-12 1914-07-23 Christian Neumann Improvements in Revolving Members for Blowers.
WO2012121609A1 (en) * 2011-03-09 2012-09-13 Agr Subsea As Rotodynamic pump for variable output flow

Also Published As

Publication number Publication date
GB2587171A (en) 2021-03-17
GB202019930D0 (en) 2021-02-03
CN110864005B (en) 2020-11-27
JP6810840B1 (en) 2021-01-13
JP2021107708A (en) 2021-07-29
CN110864005A (en) 2020-03-06

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