WO2018064854A1 - Structure de turbine - Google Patents

Structure de turbine Download PDF

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Publication number
WO2018064854A1
WO2018064854A1 PCT/CN2016/105997 CN2016105997W WO2018064854A1 WO 2018064854 A1 WO2018064854 A1 WO 2018064854A1 CN 2016105997 W CN2016105997 W CN 2016105997W WO 2018064854 A1 WO2018064854 A1 WO 2018064854A1
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WO
WIPO (PCT)
Prior art keywords
wind
section
windward
blade
hub
Prior art date
Application number
PCT/CN2016/105997
Other languages
English (en)
Chinese (zh)
Inventor
王保华
Original Assignee
王保华
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 王保华 filed Critical 王保华
Publication of WO2018064854A1 publication Critical patent/WO2018064854A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
    • 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
    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
    • A45D20/00—Hair drying devices; Accessories therefor
    • A45D20/04—Hot-air producers
    • A45D20/08—Hot-air producers heated electrically
    • A45D20/10—Hand-held drying devices, e.g. air douches
    • A45D20/12—Details thereof or accessories therefor, e.g. nozzles, stands
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

Definitions

  • the utility model relates to a wind impeller structure, which is mainly suitable for a wind impeller of a hair dryer.
  • the existing universal wind impeller is a frame type one-way vertical turbofan structure, which can realize wind direction independent wind power generation function, but its wind efficiency is very low.
  • the recently developed universal wind impeller is a large leaf fan with a small flap fan structure. Although wind direction independent wind power generation and high wind efficiency can be realized, its complicated blade structure will make operation and maintenance difficult. The workload is increased, and it also causes high operating noise and loss.
  • Chinese Patent Publication No. CN201865968U discloses an impeller for an electric hair dryer on June 15, 2011, comprising a hub and a plurality of blades fixedly disposed on an outer circumferential surface of the hub, characterized in that: the blade and the The intersection line of the outer peripheral surface of the hub is a diagonal line or a spiral line, and the impeller further includes a cowl sleeve sleeved outside the plurality of blades, and the circumference of the circumference sleeve is open to form an air inlet of the impeller And the air outlet, the hub, the blade and the siege sleeve are integrated into one.
  • the utility model has the advantages that the intersection line of the blade on the circumferential surface of the hub is oblique or spiral, and the outer end of the blade is sleeved with a siege sleeve, when the motor drives the hub
  • the air at the air inlet can only flow out from the air outlet along the inner cavity of the siege sleeve, so that the flow direction of the air flow from the air inlet to the air outlet is unique, and the air flow direction It is more concentrated and improves the air outlet rate; moreover, the airflow is restrained by the containment sleeve during the flow process, the airflow is not blown toward the tail of the casing, the flow direction is clear, and eddy current is avoided, so that the airflow is smooth and the noise is small. . Its structure needs to be further improved and improved.
  • the purpose of the utility model is to provide a wind impeller structure which is simple and reasonable in structure, has high air volume, low noise, excellent performance, low manufacturing cost, long service life and convenient installation, and overcomes the deficiencies in the prior art.
  • a wind impeller structure designed according to the purpose comprising a hub, the hub is surrounded by a plurality of blades, characterized by: 6-10 blades, each blade having a horn shape, in each blade The tail of the windward side is tangentially smooth and slanted, and each blade is composed of an upper spiral unfolding surface and a lower spiral unfolding surface, wherein the lower spiral unfolding surface is a windward surface, and includes an upper windward section, a main wind upwind section and a lower windward section.
  • the upper windward section is arranged at the upper part of the main wind upwind section, and the two are linear transitions, and an angle A is formed between the upper windward section and the main wind upwind section and the horizontal plane of the wind impeller, and the angle A is an angle of 20-60 degrees.
  • the angle A is an angle of 40 degrees.
  • the lower windward section has a circular arc shape and is disposed at a lower portion of the main wind upwind section, and the lower windward section is tangentially transitioned with the horizontal plane of the wind impeller.
  • the blades are provided with 6-10 pieces.
  • the blade is provided with 8 pieces, and the ring is evenly distributed around the hub, and a reinforcing rib is disposed between each blade and the hub.
  • the upper spiral unfolding surface is an inner concave surface
  • the lower spiral unfolding surface is an outer convex ridge surface
  • the upper spiral unfolding surface and the lower spiral developing surface are gradually thinned from the central portion to the outer edge respectively, and the upper portion of the upper spiral unfolding surface is upwardly and upwardly
  • the thickness gradually becomes thinner.
  • a rubber inlet hole is disposed at a center of the hub, and is integrally molded with the blade by injection molding.
  • each blade is composed of an upper spiral unfolding surface and a lower spiral unfolding surface
  • the lower spiral unfolding surface is a windward surface and is a convex convex surface, and includes an upper windward section, a main windwinding section, and
  • the structure can effectively increase the area in contact with the wind, and it has a good wind collecting effect, even in the case of breeze, and the wind acts on the lower spiral during the rotation of the wind impeller.
  • the convex surface of the surface due to the curved surface design of the convex convex surface, The majority of the wind acts on the curved surface and forms a local low-pressure zone.
  • the low-pressure zone guides the wind from the low-pressure cavity of one blade to the adjacent next blade, so that the wind energy forms a vortex in the low-pressure circulation channel.
  • Rotation further driving the rotation of the blades, thereby improving the rotation efficiency of the low wind speed; increasing the air volume while significantly reducing the noise; and providing a rubber hole at the center of the hub, and integrally forming with the blade by injection molding, effective
  • the ground avoids the weld line of the wind impeller, prevents the wind impeller from rupturing during operation, ensures its service life, and at the same time reduces the secondary material generated during the injection molding process, thereby effectively reducing the production cost.
  • the utility model has the advantages of simple and reasonable structure, low manufacturing cost, large air volume of the wind blade, low noise, high air-drying efficiency, long service life and convenient installation, and the utility model has strong practicability.
  • FIG. 1 to 3 are schematic perspective views of an embodiment of the present invention.
  • FIG. 4 is a schematic front view showing the structure of an embodiment of the present invention.
  • FIG. 5 is a schematic rear view of the embodiment of the present invention.
  • FIG. 6 is a schematic bottom view of the embodiment of the present invention.
  • FIG. 7 is a schematic top plan view of an embodiment of the present invention.
  • FIG. 8 is a schematic diagram of a left side structure according to an embodiment of the present invention.
  • Figure 9 is a schematic top plan view (cutaway) of an embodiment of the present invention.
  • the wind impeller structure is exemplified by a wind impeller of a hair dryer, including a hub 1.
  • the circumference of the hub 1 is uniformly distributed with a plurality of blades, and is composed of 6-10 blades, each of which has a horn
  • the shape is rounded and tangentially curved at the tail of the windward side of each blade, and each blade is composed of an upper spiral unfolding face 2 and a lower spiral unfolding face 3, wherein the lower spiral unfolding face 3 is a windward face and includes an upward windward Section 3.1, the main wind windward section 3.2 and the lower windward section 3.3, the upper windward section 3.1 is set in the upper part of the main wind upwind section 3.2, and the two are straight transitions.
  • the upper windward section 3.1 and the main wind upwind section 3.2 form an angle A with the horizontal plane of the wind impeller, the angle A being an angle of 20-60 degrees; in particular, the angle A of the structure is preferably 40 degrees.
  • the lower windward section 3.3 has a circular arc shape and is disposed under the main wind upwind section 3.2.
  • the lower windward section 3.3 is tangential to the horizontal plane of the wind impeller.
  • the blade is provided with 6-10 pieces; specifically, the blade of the structure is preferably provided with 8 pieces, and the ring is evenly distributed around the hub 1, and a reinforcing rib 4 is disposed between each blade and the hub 1.
  • the upper spiral unfolding surface 2 is an inner concave surface
  • the lower spiral developing surface 3 is an outer convex ridge surface
  • the upper spiral developing surface 2 and the lower spiral developing surface 3 are gradually thinned from the central portion to the outer edge, and the upper spiral is unfolded.
  • the upper portion of the face 2 is gradually thinner from the upper end.
  • the center of the hub 1 is provided with a rubber feed hole 1.1 and is integrally molded with the blade by injection molding.
  • the noise of the existing structure is 85dB
  • the noise of the improved structure is 78dB
  • the noise is significantly reduced.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Wind Motors (AREA)

Abstract

L'invention concerne une structure de turbine comprenant un moyeu de roue (1), autour de la périphérie duquel plusieurs pales sont agencées de façon régulière, chacune des pales étant composée d'une surface d'étalement de spirale supérieure (2) et d'une surface d'étalement de spirale inférieure (3) ; la surface d'étalement de spirale inférieure (3) est une surface au vent et comprend une section au vent supérieure (3.1), une section au vent principale (3.2) et une section au vent inférieure (3.3) ; la section au vent supérieure (3.1) est disposée sur la partie supérieure de la section au vent principale (3.2), et la partie de transition entre la section au vent supérieure (3.1) et la section au vent principale (3.2) est droite ; un angle A est formé entre la section au vent supérieure (3.1) et la section au vent principale (3.2) et le plan horizontal de la turbine, l'angle A étant de 20°-60°. Au moyen de l'amélioration structurale, la roue présente une structure simple et raisonnable, un faible coût de production, un grand volume d'air de pales, de faibles niveaux de bruit, une grande efficacité de séchage à l'air, une longue durée de vie et est facile à monter, ce qui lui permet de présenter une applicabilité élevée.
PCT/CN2016/105997 2016-10-07 2016-11-16 Structure de turbine WO2018064854A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201621108763.9U CN206111434U (zh) 2016-10-07 2016-10-07 一种风叶轮结构
CN201621108763.9 2016-10-07

Publications (1)

Publication Number Publication Date
WO2018064854A1 true WO2018064854A1 (fr) 2018-04-12

Family

ID=58528953

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2016/105997 WO2018064854A1 (fr) 2016-10-07 2016-11-16 Structure de turbine

Country Status (2)

Country Link
CN (1) CN206111434U (fr)
WO (1) WO2018064854A1 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW482256U (en) * 1998-09-24 2002-04-01 Sunonwealth Electr Mach Ind Co Fan with low noise, large quantity of wind and high wind pressure
JP2003093137A (ja) * 2001-09-25 2003-04-02 Matsushita Electric Works Ltd ヘアードライヤー
CN1502961A (zh) * 2002-11-27 2004-06-09 Lg������ʽ���� 用于冰箱的冷气循环型轴流风扇
CN202646149U (zh) * 2012-05-24 2013-01-02 王保华 风叶
WO2016031339A1 (fr) * 2014-08-29 2016-03-03 シャープ株式会社 Ventilateur hélicoïde, distributeur de fluide, et matrice de moulage
CN105473853A (zh) * 2013-10-01 2016-04-06 夏普株式会社 螺旋桨式风扇和送风装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW482256U (en) * 1998-09-24 2002-04-01 Sunonwealth Electr Mach Ind Co Fan with low noise, large quantity of wind and high wind pressure
JP2003093137A (ja) * 2001-09-25 2003-04-02 Matsushita Electric Works Ltd ヘアードライヤー
CN1502961A (zh) * 2002-11-27 2004-06-09 Lg������ʽ���� 用于冰箱的冷气循环型轴流风扇
CN202646149U (zh) * 2012-05-24 2013-01-02 王保华 风叶
CN105473853A (zh) * 2013-10-01 2016-04-06 夏普株式会社 螺旋桨式风扇和送风装置
WO2016031339A1 (fr) * 2014-08-29 2016-03-03 シャープ株式会社 Ventilateur hélicoïde, distributeur de fluide, et matrice de moulage

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Publication number Publication date
CN206111434U (zh) 2017-04-19

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