JPWO2021130821A1 - - Google Patents

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Publication number
JPWO2021130821A1
JPWO2021130821A1 JP2021566401A JP2021566401A JPWO2021130821A1 JP WO2021130821 A1 JPWO2021130821 A1 JP WO2021130821A1 JP 2021566401 A JP2021566401 A JP 2021566401A JP 2021566401 A JP2021566401 A JP 2021566401A JP WO2021130821 A1 JPWO2021130821 A1 JP WO2021130821A1
Authority
JP
Japan
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
Application number
JP2021566401A
Other languages
Japanese (ja)
Other versions
JPWO2021130821A5 (https=
JP7471319B2 (ja
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
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Publication of JPWO2021130821A1 publication Critical patent/JPWO2021130821A1/ja
Publication of JPWO2021130821A5 publication Critical patent/JPWO2021130821A5/ja
Application granted granted Critical
Publication of JP7471319B2 publication Critical patent/JP7471319B2/ja
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
    • F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/08—Centrifugal pumps
    • F04D17/16—Centrifugal pumps for displacing without appreciable compression
    • F04D17/162—Double suction 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
    • F04D29/26—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
    • F04D29/282—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers the leading edge of each vane being substantially parallel to the rotation axis
    • 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
    • F04D29/26—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
    • F04D29/30—Vanes
    • 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
    • F04D29/66—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
    • 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
    • F05D2240/301—Cross-sectional characteristics
    • 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
    • F05D2240/303—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 leading edge of a rotor blade
    • 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
    • F05D2240/304—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 trailing edge of a rotor blade
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0043—Indoor units, e.g. fan coil units characterised by mounting arrangements
    • F24F1/0047—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in the ceiling or at the ceiling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/02—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing
    • F24F1/03—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing characterised by mounting arrangements
    • F24F1/0317—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing characterised by mounting arrangements suspended from the ceiling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2221/00—Details or features not otherwise provided for
    • F24F2221/14—Details or features not otherwise provided for mounted on the ceiling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
JP2021566401A 2019-12-23 2019-12-23 多翼送風機、及び空気調和装置 Active JP7471319B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/050392 WO2021130821A1 (ja) 2019-12-23 2019-12-23 羽根車、多翼送風機、及び空気調和装置

Publications (3)

Publication Number Publication Date
JPWO2021130821A1 true JPWO2021130821A1 (https=) 2021-07-01
JPWO2021130821A5 JPWO2021130821A5 (https=) 2022-04-04
JP7471319B2 JP7471319B2 (ja) 2024-04-19

Family

ID=76575789

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021566401A Active JP7471319B2 (ja) 2019-12-23 2019-12-23 多翼送風機、及び空気調和装置

Country Status (5)

Country Link
US (1) US12196218B2 (https=)
EP (1) EP4083439A4 (https=)
JP (1) JP7471319B2 (https=)
CN (1) CN114846243A (https=)
WO (1) WO2021130821A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7120360B1 (ja) * 2021-03-01 2022-08-17 株式会社富士通ゼネラル 送風機および室内機
CN116123126A (zh) * 2022-12-30 2023-05-16 珠海格力电器股份有限公司 离心风叶和嵌入式空调
CN117329139A (zh) * 2023-08-03 2024-01-02 珠海格力电器股份有限公司 双吸离心风机、烘干系统及衣物处理设备

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000240590A (ja) * 1999-02-23 2000-09-05 Hitachi Ltd 多翼前向ファン
JP2001329994A (ja) * 2000-05-22 2001-11-30 Zexel Valeo Climate Control Corp 多翼遠心送風機の羽根車
CN201934377U (zh) * 2010-11-25 2011-08-17 先锋电器集团有限公司 一种改进的离心式风轮及蜗壳和涡轮风机组件
JP2011226410A (ja) * 2010-04-21 2011-11-10 Daikin Industries Ltd 多翼ファン
JP3179754U (ja) * 2012-09-05 2012-11-15 奇▲こう▼科技股▲ふん▼有限公司 遠心ファンブレード構造
US20170234323A1 (en) * 2016-02-17 2017-08-17 Regal Beloit America, Inc. Centrifugal blower wheel for hvacr applications
WO2019082392A1 (ja) * 2017-10-27 2019-05-02 三菱電機株式会社 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
WO2019082378A1 (ja) * 2017-10-27 2019-05-02 三菱電機株式会社 多翼送風機

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005069183A (ja) 2003-08-27 2005-03-17 Japan Servo Co Ltd 遠心ファンの羽根車
JP5879363B2 (ja) * 2011-11-28 2016-03-08 日立アプライアンス株式会社 多翼ファン及びこれを備えた空気調和機

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000240590A (ja) * 1999-02-23 2000-09-05 Hitachi Ltd 多翼前向ファン
JP2001329994A (ja) * 2000-05-22 2001-11-30 Zexel Valeo Climate Control Corp 多翼遠心送風機の羽根車
JP2011226410A (ja) * 2010-04-21 2011-11-10 Daikin Industries Ltd 多翼ファン
CN201934377U (zh) * 2010-11-25 2011-08-17 先锋电器集团有限公司 一种改进的离心式风轮及蜗壳和涡轮风机组件
JP3179754U (ja) * 2012-09-05 2012-11-15 奇▲こう▼科技股▲ふん▼有限公司 遠心ファンブレード構造
US20170234323A1 (en) * 2016-02-17 2017-08-17 Regal Beloit America, Inc. Centrifugal blower wheel for hvacr applications
WO2019082392A1 (ja) * 2017-10-27 2019-05-02 三菱電機株式会社 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
WO2019082378A1 (ja) * 2017-10-27 2019-05-02 三菱電機株式会社 多翼送風機

Also Published As

Publication number Publication date
US20220372990A1 (en) 2022-11-24
EP4083439A1 (en) 2022-11-02
EP4083439A4 (en) 2022-12-21
CN114846243A (zh) 2022-08-02
WO2021130821A1 (ja) 2021-07-01
JP7471319B2 (ja) 2024-04-19
US12196218B2 (en) 2025-01-14

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