JP7130061B2 - 遠心送風機、送風装置、空気調和装置及び冷凍サイクル装置 - Google Patents

遠心送風機、送風装置、空気調和装置及び冷凍サイクル装置 Download PDF

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Publication number
JP7130061B2
JP7130061B2 JP2020562037A JP2020562037A JP7130061B2 JP 7130061 B2 JP7130061 B2 JP 7130061B2 JP 2020562037 A JP2020562037 A JP 2020562037A JP 2020562037 A JP2020562037 A JP 2020562037A JP 7130061 B2 JP7130061 B2 JP 7130061B2
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Japan
Prior art keywords
bell mouth
curvature
wall portion
radius
downstream end
Prior art date
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Active
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JP2020562037A
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English (en)
Japanese (ja)
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JPWO2020136788A1 (ja
Inventor
拓矢 寺本
弘恭 林
一也 道上
亮 堀江
貴宏 山谷
博司 堤
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Mitsubishi Electric Corp
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Mitsubishi Electric Corp
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Publication of JPWO2020136788A1 publication Critical patent/JPWO2020136788A1/ja
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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
    • F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
    • F04D29/4213—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps suction ports
    • 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
    • F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
    • F04D29/4226—Fan casings
    • 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
    • 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
    • F05D2250/00—Geometry
    • F05D2250/50—Inlet or outlet
    • F05D2250/51—Inlet

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Sorption Type Refrigeration Machines (AREA)
  • Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
JP2020562037A 2018-12-27 2018-12-27 遠心送風機、送風装置、空気調和装置及び冷凍サイクル装置 Active JP7130061B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2018/048063 WO2020136788A1 (fr) 2018-12-27 2018-12-27 Soufflante centrifuge, dispositif de soufflage, climatiseur, et dispositif à cycle de réfrigération

Publications (2)

Publication Number Publication Date
JPWO2020136788A1 JPWO2020136788A1 (ja) 2021-09-09
JP7130061B2 true JP7130061B2 (ja) 2022-09-02

Family

ID=71126179

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2020562037A Active JP7130061B2 (ja) 2018-12-27 2018-12-27 遠心送風機、送風装置、空気調和装置及び冷凍サイクル装置

Country Status (5)

Country Link
EP (1) EP3904696B1 (fr)
JP (1) JP7130061B2 (fr)
CN (1) CN113195903B (fr)
ES (1) ES2945787T3 (fr)
WO (1) WO2020136788A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114234286B (zh) * 2021-12-10 2023-03-28 珠海格力电器股份有限公司 一种空调器

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004316448A (ja) 2003-04-11 2004-11-11 Daikin Ind Ltd 遠心送風機
JP2017110626A (ja) 2015-12-16 2017-06-22 株式会社デンソー 遠心送風機

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5215437A (en) * 1991-12-19 1993-06-01 Carrier Corporation Inlet orifice and centrifugal flow fan assembly
US5478201A (en) * 1994-06-13 1995-12-26 Carrier Corporation Centrifugal fan inlet orifice and impeller assembly
US6042335A (en) * 1998-05-04 2000-03-28 Carrier Corporation Centrifugal flow fan and fan/orifice assembly
JP4276363B2 (ja) * 2000-07-31 2009-06-10 株式会社小松製作所 ファン装置の騒音低減機構に用いられる多孔質吸音材の成形方法
US7014422B2 (en) * 2003-06-13 2006-03-21 American Standard International Inc. Rounded blower housing with increased airflow
CN100375850C (zh) * 2003-07-25 2008-03-19 乐金电子(天津)电器有限公司 离心式风扇的喇叭口结构
US7186080B2 (en) 2004-08-11 2007-03-06 American Standard International Inc. Fan inlet and housing for a centrifugal blower whose impeller has forward curved fan blades

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004316448A (ja) 2003-04-11 2004-11-11 Daikin Ind Ltd 遠心送風機
JP2017110626A (ja) 2015-12-16 2017-06-22 株式会社デンソー 遠心送風機

Also Published As

Publication number Publication date
CN113195903B (zh) 2023-02-03
EP3904696A1 (fr) 2021-11-03
ES2945787T3 (es) 2023-07-07
JPWO2020136788A1 (ja) 2021-09-09
WO2020136788A1 (fr) 2020-07-02
CN113195903A (zh) 2021-07-30
EP3904696B1 (fr) 2023-04-26
EP3904696A4 (fr) 2022-02-16

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