CN114245848B - 具有改进导管的风机 - Google Patents

具有改进导管的风机 Download PDF

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Publication number
CN114245848B
CN114245848B CN202080055464.6A CN202080055464A CN114245848B CN 114245848 B CN114245848 B CN 114245848B CN 202080055464 A CN202080055464 A CN 202080055464A CN 114245848 B CN114245848 B CN 114245848B
Authority
CN
China
Prior art keywords
annular seat
rotor
fan
conduit
inner diameter
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
CN202080055464.6A
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English (en)
Chinese (zh)
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CN114245848A (zh
Inventor
罗伯特·爱德华多·莫西维奇
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.)
Rem Patent Co ltd
Original Assignee
Rem Holding Srl
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 Rem Holding Srl filed Critical Rem Holding Srl
Publication of CN114245848A publication Critical patent/CN114245848A/zh
Application granted granted Critical
Publication of CN114245848B publication Critical patent/CN114245848B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/38—Blades
    • F04D29/384—Blades characterised by form
    • 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
    • F04D29/08—Sealings
    • F04D29/16—Sealings between pressure and suction sides
    • F04D29/161—Sealings between pressure and suction sides especially adapted for elastic fluid pumps
    • F04D29/164—Sealings between pressure and suction sides especially adapted for elastic fluid pumps of an axial flow wheel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/001—Shrouded propellers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/16—Blades
    • B64C11/18—Aerodynamic features
    • 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
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/325—Rotors specially for elastic fluids for axial flow pumps for axial flow fans
    • 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
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/522—Casings; Connections of working fluid for axial pumps especially adapted for elastic fluid pumps
    • F04D29/526—Details of the casing section radially opposing blade tips
    • 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
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/54—Fluid-guiding means, e.g. diffusers
    • F04D29/541—Specially adapted for elastic fluid pumps
    • F04D29/545—Ducts
    • 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
    • F05D2210/12—Kind or type gaseous, i.e. compressible
    • 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
    • F05D2240/307—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the tip of a rotor blade

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Motor Or Generator Cooling System (AREA)
CN202080055464.6A 2019-06-04 2020-05-07 具有改进导管的风机 Active CN114245848B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IT102019000007935 2019-06-04
IT102019000007935A IT201900007935A1 (it) 2019-06-04 2019-06-04 Ventilatore con virola migliorata
PCT/IB2020/054312 WO2020245674A1 (en) 2019-06-04 2020-05-07 Fan with improved duct

Publications (2)

Publication Number Publication Date
CN114245848A CN114245848A (zh) 2022-03-25
CN114245848B true CN114245848B (zh) 2024-05-17

Family

ID=67998681

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080055464.6A Active CN114245848B (zh) 2019-06-04 2020-05-07 具有改进导管的风机

Country Status (18)

Country Link
US (1) US11802572B2 (https=)
EP (1) EP3980649B1 (https=)
JP (1) JP7504481B2 (https=)
KR (1) KR102842627B1 (https=)
CN (1) CN114245848B (https=)
AU (1) AU2020288384B2 (https=)
CO (1) CO2021016474A2 (https=)
ES (1) ES2968818T3 (https=)
FI (1) FI3980649T3 (https=)
IL (1) IL288614B2 (https=)
IT (1) IT201900007935A1 (https=)
MA (1) MA56094A (https=)
MX (1) MX2021014967A (https=)
PH (1) PH12021553031A1 (https=)
PL (1) PL3980649T3 (https=)
SA (1) SA521431006B1 (https=)
UA (1) UA128929C2 (https=)
WO (1) WO2020245674A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12071228B1 (en) * 2019-03-28 2024-08-27 Snap Inc. Drone with propeller guard configured as an airfoil
US11286955B2 (en) * 2019-10-11 2022-03-29 General Electric Company Ducted fan with fan casing defining an over-rotor cavity
IT202100014219A1 (it) 2021-05-31 2022-12-01 R E M Holding S R L Rotore e ventilatore assiale comprendenti una ventola accessoria
IT202300006966A1 (it) 2023-04-11 2024-10-11 R E M Patents S R L Ventilatore assiale comprendente una paratia all’estremità delle pale
WO2025220915A1 (ko) * 2024-04-16 2025-10-23 주식회사 메트로에어 수직 이착륙 비행 장치, 이의 기동 방법 및 조정 장치

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL345840A1 (en) * 2000-02-18 2001-08-27 Gen Electric Compressor, compressor's housing and compressor's impeller vane
CN107532515A (zh) * 2015-03-26 2018-01-02 赛峰航空器发动机 压缩机级
CN109334952A (zh) * 2018-11-26 2019-02-15 南京航空航天大学 一种基于嵌入式涵道螺旋桨驱动的新型桨叶

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US2609053A (en) * 1946-10-31 1952-09-02 United Aircraft Corp Shrouded tail rotor
FR2719551B1 (fr) * 1994-05-04 1996-07-12 Eurocopter France Dispositif anti-couple à rotor et stator redresseur carénés, et à aubes redresseuses inclinées.
US6024537A (en) * 1997-07-29 2000-02-15 Valeo Engine Cooling, Inc. Axial flow fan
KR100848569B1 (ko) * 2002-07-15 2008-07-25 한라공조주식회사 팬 쉬라우드
RU2232103C1 (ru) 2002-12-30 2004-07-10 Открытое Акционерное Общество "Московский Вертолетный Завод Им. М.Л.Миля" Боевой вертолет
JP4085948B2 (ja) * 2003-10-01 2008-05-14 株式会社デンソー 冷却ファンおよび送風機
US20100040458A1 (en) * 2006-12-28 2010-02-18 Carrier Corporation Axial fan casing design with circumferentially spaced wedges
US8568095B2 (en) * 2006-12-29 2013-10-29 Carrier Corporation Reduced tip clearance losses in axial flow fans
FR2999151B1 (fr) 2012-12-07 2017-01-27 Snecma Pale d'helice pour turbomachine
DE102014111767A1 (de) * 2014-08-18 2016-02-18 Ebm-Papst Mulfingen Gmbh & Co. Kg Axialventilator
DE102019220232B4 (de) * 2019-12-19 2026-01-08 Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Würzburg Kühlerlüfter

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL345840A1 (en) * 2000-02-18 2001-08-27 Gen Electric Compressor, compressor's housing and compressor's impeller vane
CN107532515A (zh) * 2015-03-26 2018-01-02 赛峰航空器发动机 压缩机级
CN109334952A (zh) * 2018-11-26 2019-02-15 南京航空航天大学 一种基于嵌入式涵道螺旋桨驱动的新型桨叶

Also Published As

Publication number Publication date
PL3980649T3 (pl) 2024-05-06
CO2021016474A2 (es) 2022-01-17
US20220252080A1 (en) 2022-08-11
IL288614B2 (en) 2025-04-01
AU2020288384B2 (en) 2025-06-26
CN114245848A (zh) 2022-03-25
BR112021024479A2 (pt) 2022-01-18
WO2020245674A1 (en) 2020-12-10
UA128929C2 (uk) 2024-11-27
IT201900007935A1 (it) 2020-12-04
EP3980649A1 (en) 2022-04-13
SA521431006B1 (ar) 2024-07-31
MX2021014967A (es) 2022-04-06
IL288614A (en) 2022-02-01
AU2020288384A1 (en) 2022-01-20
KR102842627B1 (ko) 2025-08-05
JP7504481B2 (ja) 2024-06-24
EP3980649B1 (en) 2023-11-08
KR20220016878A (ko) 2022-02-10
FI3980649T3 (fi) 2024-01-12
US11802572B2 (en) 2023-10-31
ES2968818T3 (es) 2024-05-14
MA56094A (fr) 2022-04-13
CA3142393A1 (en) 2020-12-10
JP2022535821A (ja) 2022-08-10
IL288614B1 (en) 2024-12-01
PH12021553031A1 (en) 2023-08-23

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Effective date of registration: 20240802

Address after: Arona, Italy

Patentee after: Rem Patent Co.,Ltd.

Country or region after: Italy

Address before: Italy, Milan

Patentee before: R.E.M. HOLDING S.R.L.

Country or region before: Italy