CN110094362A - 带尖端挡板的轴流式风扇 - Google Patents

带尖端挡板的轴流式风扇 Download PDF

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Publication number
CN110094362A
CN110094362A CN201910103496.8A CN201910103496A CN110094362A CN 110094362 A CN110094362 A CN 110094362A CN 201910103496 A CN201910103496 A CN 201910103496A CN 110094362 A CN110094362 A CN 110094362A
Authority
CN
China
Prior art keywords
fan
tube
axial
fan blade
shell
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.)
Pending
Application number
CN201910103496.8A
Other languages
English (en)
Chinese (zh)
Inventor
R.K.戴杰特
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.)
Carrier Corp
Original Assignee
Carrier Corp
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 Carrier Corp filed Critical Carrier Corp
Publication of CN110094362A publication Critical patent/CN110094362A/zh
Pending legal-status Critical Current

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
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/38—Blades
    • F04D29/384—Blades characterised by form
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47F—SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; PAYING COUNTERS
    • A47F3/00—Show cases or show cabinets
    • A47F3/04—Show cases or show cabinets air-conditioned, refrigerated
    • A47F3/0404—Cases or cabinets of the closed type
    • A47F3/0408—Cases or cabinets of the closed type with forced air circulation
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47F—SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; PAYING COUNTERS
    • A47F3/00—Show cases or show cabinets
    • A47F3/04—Show cases or show cabinets air-conditioned, refrigerated
    • A47F3/0439—Cases or cabinets of the open type
    • A47F3/0443—Cases or cabinets of the open type with forced air circulation
    • A47F3/0447—Cases or cabinets of the open type with forced air circulation with air curtains
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • F01D5/142—Shape, i.e. outer, aerodynamic form of the blades of successive rotor or stator blade-rows
    • F01D5/143—Contour of the outer or inner working fluid flow path wall, i.e. shroud or hub contour
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/20—Specially-shaped blade tips to seal space between tips and stator
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D19/00—Axial-flow pumps
    • F04D19/002—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
    • F04D29/26—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
    • F04D29/26—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
    • F04D29/329—Details of the hub
    • 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
    • F04D29/388—Blades characterised by construction
    • 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
    • F04D29/547—Ducts having a special shape in order to influence fluid flow
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2240/00—Components
    • F05B2240/10—Stators
    • F05B2240/11—Shroud seal segments
    • 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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Thermal Sciences (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
CN201910103496.8A 2018-01-31 2019-01-31 带尖端挡板的轴流式风扇 Pending CN110094362A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201862624483P 2018-01-31 2018-01-31
US62/624483 2018-01-31

Publications (1)

Publication Number Publication Date
CN110094362A true CN110094362A (zh) 2019-08-06

Family

ID=65268784

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910103496.8A Pending CN110094362A (zh) 2018-01-31 2019-01-31 带尖端挡板的轴流式风扇

Country Status (4)

Country Link
US (1) US20190234419A1 (de)
EP (1) EP3521634B1 (de)
CN (1) CN110094362A (de)
ES (1) ES2940780T3 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD911512S1 (en) 2018-01-31 2021-02-23 Carrier Corporation Axial flow fan
US11255339B2 (en) * 2018-08-28 2022-02-22 Honeywell International Inc. Fan structure having integrated rotor impeller, and methods of producing the same
USD910834S1 (en) * 2018-12-05 2021-02-16 Asia Vital Components Co., Ltd. Impeller for a fan
FI3821768T3 (fi) 2019-11-14 2024-03-01 Carrier Corp Jäähdytetty, ilmavirran ohjauksella varustettu näyttelykaappi
US20230263317A1 (en) * 2022-02-24 2023-08-24 Carrier Corporation Refrigereated display cabinet with mixed or cross flow fan

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1339313A (fr) * 1961-11-16 1963-10-04 Bayer Ag Nouvelles compositions herbicides et leur procédé de préparation
GB2050530A (en) * 1979-05-12 1981-01-07 Papst Motoren Kg Impeller Blades
WO2000004292A1 (en) * 1998-07-15 2000-01-27 Keenlink International Ltd. Inclined flow air circulation system
CA2322572A1 (en) * 1999-10-08 2001-04-08 Kyung-Ju Choi Air circulating fan
CN1299003A (zh) * 1999-12-06 2001-06-13 通用电气公司 双弯曲压气机叶型
CN101396212A (zh) * 2007-09-27 2009-04-01 三洋电机株式会社 陈列柜
CN104395560A (zh) * 2012-06-29 2015-03-04 通用电气公司 风扇组件、相应的燃气涡轮发动机和安装方法
CN105102822A (zh) * 2013-04-04 2015-11-25 三菱电机株式会社 螺旋桨风扇、送风装置及室外机

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1399313A (fr) * 1964-06-22 1965-05-14 Rotron Mfg Company Ventilateur établissant une pression et dont la sortie ou l'échappement est de forme divergente
US8235672B2 (en) * 2007-10-25 2012-08-07 Lg Electronics Inc. Fan

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1339313A (fr) * 1961-11-16 1963-10-04 Bayer Ag Nouvelles compositions herbicides et leur procédé de préparation
GB2050530A (en) * 1979-05-12 1981-01-07 Papst Motoren Kg Impeller Blades
WO2000004292A1 (en) * 1998-07-15 2000-01-27 Keenlink International Ltd. Inclined flow air circulation system
CA2322572A1 (en) * 1999-10-08 2001-04-08 Kyung-Ju Choi Air circulating fan
CN1299003A (zh) * 1999-12-06 2001-06-13 通用电气公司 双弯曲压气机叶型
CN101396212A (zh) * 2007-09-27 2009-04-01 三洋电机株式会社 陈列柜
CN104395560A (zh) * 2012-06-29 2015-03-04 通用电气公司 风扇组件、相应的燃气涡轮发动机和安装方法
CN105102822A (zh) * 2013-04-04 2015-11-25 三菱电机株式会社 螺旋桨风扇、送风装置及室外机

Also Published As

Publication number Publication date
US20190234419A1 (en) 2019-08-01
ES2940780T3 (es) 2023-05-11
EP3521634A1 (de) 2019-08-07
EP3521634B1 (de) 2023-03-01

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