PL3702620T3 - Wentylator osiowy z łopatkami wirnika redukującymi hałas - Google Patents
Wentylator osiowy z łopatkami wirnika redukującymi hałasInfo
- Publication number
- PL3702620T3 PL3702620T3 PL20155642.0T PL20155642T PL3702620T3 PL 3702620 T3 PL3702620 T3 PL 3702620T3 PL 20155642 T PL20155642 T PL 20155642T PL 3702620 T3 PL3702620 T3 PL 3702620T3
- Authority
- PL
- Poland
- Prior art keywords
- bores
- fan
- noise reducing
- impeller vanes
- axial
- Prior art date
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
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/68—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers
- F04D29/681—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers 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
- F04D19/00—Axial-flow pumps
- F04D19/002—Axial flow fans
- F04D19/005—Axial flow fans reversible 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
- 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
- F04D29/38—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
- F04D29/522—Casings; Connections of working fluid for axial pumps 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
-
- 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
- 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
- F04D29/667—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps by influencing the flow pattern, e.g. suppression of turbulence
-
- 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
-
- 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
- F05D2260/00—Function
- F05D2260/96—Preventing, counteracting or reducing vibration or noise
- F05D2260/962—Preventing, counteracting or reducing vibration or noise by means of "anti-noise"
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102019105190.8A DE102019105190A1 (de) | 2019-02-28 | 2019-02-28 | Axialventilator mit geräuschreduzierenden Lüfterradschaufeln |
Publications (1)
Publication Number | Publication Date |
---|---|
PL3702620T3 true PL3702620T3 (pl) | 2022-08-16 |
Family
ID=69379900
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL21215518.8T PL3988797T3 (pl) | 2019-02-28 | 2020-02-05 | Wentylator osiowy z łopatkami wirnika redukującymi hałas |
PL20155642.0T PL3702620T3 (pl) | 2019-02-28 | 2020-02-05 | Wentylator osiowy z łopatkami wirnika redukującymi hałas |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL21215518.8T PL3988797T3 (pl) | 2019-02-28 | 2020-02-05 | Wentylator osiowy z łopatkami wirnika redukującymi hałas |
Country Status (6)
Country | Link |
---|---|
US (1) | US11391282B2 (pl) |
EP (2) | EP3988797B1 (pl) |
KR (1) | KR102320943B1 (pl) |
CN (1) | CN210050072U (pl) |
DE (1) | DE102019105190A1 (pl) |
PL (2) | PL3988797T3 (pl) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USD972706S1 (en) * | 2019-02-28 | 2022-12-13 | Ebm-Papst St. Georgen Gmbh & Co. Kg | Ventilating fan |
DE102019105355B4 (de) * | 2019-03-04 | 2024-04-25 | Ebm-Papst Mulfingen Gmbh & Co. Kg | Lüfterrad eines Axialventilators |
USD972707S1 (en) * | 2019-04-29 | 2022-12-13 | Ebm-Papst Mulfingen Gmbh & Co. Kg | Ventilating fan |
DE102021116749A1 (de) | 2021-06-29 | 2022-12-29 | Stiebel Eltron Gmbh & Co. Kg | Dezentrales Lüftungsgerät und Strömungsgleichrichter |
USD1028366S1 (en) * | 2023-08-28 | 2024-05-21 | Xu Wang | Nail vacuum cleaner |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR900007252B1 (ko) * | 1986-05-19 | 1990-10-06 | 우수이 고꾸사이 산교 가부시기가이샤 | 저속축류팬용 블레이드 |
JPH11201090A (ja) * | 1998-01-13 | 1999-07-27 | Daikin Ind Ltd | 送風機用羽根車 |
JP3008930B2 (ja) * | 1998-06-23 | 2000-02-14 | ダイキン工業株式会社 | 送風機用羽根車 |
JP3746647B2 (ja) | 1999-11-12 | 2006-02-15 | タナカ工業株式会社 | エンジンブロア |
US20050186070A1 (en) * | 2004-02-23 | 2005-08-25 | Ling-Zhong Zeng | Fan assembly and method |
JP2005240749A (ja) | 2004-02-27 | 2005-09-08 | Mitsubishi Electric Corp | 送風機 |
DE102008052981A1 (de) * | 2008-10-23 | 2010-04-29 | Mtu Aero Engines Gmbh | Leitschaufel eines Axialverdichters |
CN101440822A (zh) * | 2008-11-28 | 2009-05-27 | 中山大洋电机股份有限公司 | 一种轴流风扇及离心风扇的风叶 |
GB0910838D0 (en) * | 2009-06-24 | 2009-08-05 | Rolls Royce Plc | A shroudless blade |
US20120100001A1 (en) * | 2010-10-20 | 2012-04-26 | Zaward Corporation | Fan structure |
US9909505B2 (en) * | 2011-07-05 | 2018-03-06 | United Technologies Corporation | Efficient, low pressure ratio propulsor for gas turbine engines |
CN102635572A (zh) * | 2012-04-27 | 2012-08-15 | 浙江理工大学 | 一种叶片穿孔小型轴流风扇 |
CN102705264A (zh) * | 2012-06-15 | 2012-10-03 | 美的集团有限公司 | 一种轴流风轮 |
DE102014102311A1 (de) * | 2014-02-21 | 2015-08-27 | Ebm-Papst St. Georgen Gmbh & Co. Kg | Lüfter mit einem mit Laufschaufeln versehenen Laufrad |
CN204242077U (zh) * | 2014-10-30 | 2015-04-01 | 烟台职业学院 | 新式计算机风扇 |
CN104454641B (zh) | 2014-11-13 | 2017-06-16 | 中国北车集团大连机车研究所有限公司 | 高速电力机车冷却系统用低噪轴流风机叶轮 |
CN107489658A (zh) * | 2017-08-31 | 2017-12-19 | 中国航天空气动力技术研究院 | 基于叶片改型的电风扇降噪方法及改进的电风扇叶片结构 |
CN107313979B (zh) * | 2017-08-31 | 2019-04-30 | 广东美的制冷设备有限公司 | 轴流风轮及具有其的空调器 |
USD897520S1 (en) * | 2017-12-13 | 2020-09-29 | Ebm-Papst Mulfingen Gmbh & Co. Kg | Fan |
USD903085S1 (en) * | 2017-12-13 | 2020-11-24 | Ebm-Papst Mulfingen Gmbh & Co. Kg | Fan |
WO2020091150A1 (ko) * | 2018-10-30 | 2020-05-07 | 주식회사 명성 | 선풍기의 안전망 |
-
2019
- 2019-02-28 DE DE102019105190.8A patent/DE102019105190A1/de active Pending
- 2019-03-29 CN CN201920413582.4U patent/CN210050072U/zh active Active
-
2020
- 2020-02-05 PL PL21215518.8T patent/PL3988797T3/pl unknown
- 2020-02-05 EP EP21215518.8A patent/EP3988797B1/de active Active
- 2020-02-05 PL PL20155642.0T patent/PL3702620T3/pl unknown
- 2020-02-05 EP EP20155642.0A patent/EP3702620B1/de active Active
- 2020-02-24 US US16/798,824 patent/US11391282B2/en active Active
- 2020-02-26 KR KR1020200023810A patent/KR102320943B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
PL3988797T3 (pl) | 2023-03-06 |
EP3988797B1 (de) | 2022-11-23 |
EP3988797A1 (de) | 2022-04-27 |
EP3702620A1 (de) | 2020-09-02 |
EP3702620B1 (de) | 2022-04-27 |
CN210050072U (zh) | 2020-02-11 |
DE102019105190A1 (de) | 2020-09-03 |
KR102320943B1 (ko) | 2021-11-04 |
KR20200105627A (ko) | 2020-09-08 |
US11391282B2 (en) | 2022-07-19 |
US20200277962A1 (en) | 2020-09-03 |
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