WO2016062132A1 - 轴流吹风机风叶 - Google Patents

轴流吹风机风叶 Download PDF

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Publication number
WO2016062132A1
WO2016062132A1 PCT/CN2015/084526 CN2015084526W WO2016062132A1 WO 2016062132 A1 WO2016062132 A1 WO 2016062132A1 CN 2015084526 W CN2015084526 W CN 2015084526W WO 2016062132 A1 WO2016062132 A1 WO 2016062132A1
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WO
WIPO (PCT)
Prior art keywords
blades
blade
axial flow
flow blower
hub
Prior art date
Application number
PCT/CN2015/084526
Other languages
English (en)
French (fr)
Inventor
上官云杰
罗黎
Original Assignee
常州格力博有限公司
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 常州格力博有限公司 filed Critical 常州格力博有限公司
Priority to EP15852647.5A priority Critical patent/EP3211244A4/en
Priority to CA2965399A priority patent/CA2965399A1/en
Priority to RU2017117725A priority patent/RU2017117725A/ru
Publication of WO2016062132A1 publication Critical patent/WO2016062132A1/zh
Priority to US15/493,178 priority patent/US20170218972A1/en

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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
    • F04D29/325—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
    • F04D29/34—Blade mountings
    • 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
    • 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
    • F04D29/542—Bladed diffusers

Definitions

  • the utility model relates to the technical field of wind turbines, in particular to an airflow fan blade.
  • the blades and blade hubs of the axial flow blower blades on the market are separated and require personnel assembly.
  • the disadvantages are poor concentricity, low wind speed and low noise.
  • the number of blades and the number of blades and the number of guide vanes on the market are not reasonable.
  • the ratio, the disadvantage is that the wind speed is low and the current of the whole machine is large, the blade is large, and the clearance between the fan blade and the casing is large, which is not conducive to the air intake, and the air volume is small and the noise is large.
  • the technical problem mainly solved by the utility model is to provide an axial flow blower blade, the structure is simple and reasonable, the blade and the hub are integrated, which is beneficial to improve the concentricity and strength of the blade, improve the air volume and reduce the noise, and the reasonable number of blades and the blade
  • the number of guide vanes with a reasonable diameter can improve the efficiency of the blades and the wind speed.
  • an axial flow blower blade comprising: a blade portion and a guide blade portion disposed behind the blade portion, the guide blade portion including five guide vanes
  • the blade portion includes a hub and a plurality of blades disposed on the hub, the blade and the hub are unitary, the number of the blades is 12, and the diameter of the outer circumference formed by the outer edges of the 12 blades It is 84 mm.
  • the hub has a diameter of 40 mm.
  • the guide vane portion further includes a center cylinder, one end of the guide vane is fixed on the center cylinder, and the other end is fixed on the inner wall of the outer tube of the axial flow blower.
  • the utility model has the beneficial effects that the fan blade of the axial flow hair dryer of the utility model has a simple and reasonable structure.
  • the blade and the hub are integrated, which is beneficial to improve the concentricity and strength of the blade, improve the air volume and reduce the noise, reasonable number of blades and the diameter of the blade with a reasonable number of guide vanes, which can improve the blade efficiency and wind speed.
  • Figure 1 is a schematic view showing the structure of the blade portion
  • Figure 3 is a schematic view showing the structure of the blade
  • Figure 4 is a cross-sectional view taken along line E-E of Figure 3;
  • Fig. 5 is a cross-sectional view taken along line H-H of Fig. 3;
  • the embodiment of the present invention includes:
  • An axial flow blower blade includes: a blade portion and a guide vane portion disposed behind the blade portion, the guide vane portion including five guide vanes 1 including the hub 2 and a plurality of hubs 2 disposed on the hub 2
  • the blades 3, the blades 3 and the hub 2 are integrated, which is advantageous for improving the concentricity and strength of the blades, increasing the air volume and reducing noise.
  • the number of the blades 3 is 12 pieces, and the outer circumference of the 12 blade outer edges has a diameter of 84 mm, and combined with 5 guide vanes, the blade efficiency and the wind speed can be improved. Otherwise, if the clearance between the fan blade and the casing is small, the motor is not fixed firmly, which may cause the casing to rub against the blade. At the same time, the parallelism of the mating surface of the motor and the blade is required to be high.
  • the hub 2 has a diameter of 40 mm.
  • the guide vane portion further includes a center cylinder, one end of which is fixed to the center cylinder, and the other end is fixed to the inner wall of the outer tube of the axial flow blower.
  • the utility model has the beneficial effects that the fan blade of the axial flow hair dryer of the utility model has simple and reasonable structure, and the blade and the hub are integrated, which is beneficial to improving the concentricity and strength of the blade, improving the air volume to reduce noise, reasonable number of blades and diameter of the blade. With reasonable number of guide vanes, the blade efficiency and wind speed can be improved.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

一种轴流吹风机风叶，包括：叶片部和设置在叶片部后方的导叶片部，所述导叶片部包括5片导叶片（1），所述叶片部包括轮毂（2）和设置在轮毂（2）上的多个叶片（3），所述叶片（3）和轮毂（2）是一体式的，所述叶片（3）的数量为12片，所述12片叶片（3）外边缘所组成的外圆周的直径为84毫米。所述轴流吹风机风叶结构简单合理，叶片（3）和轮毂（2）是一体式，有利于提高叶片（3）的同心度和强度，提高风量降低噪音，合理的叶片（3）数量和叶片（3）直径配合合理的导叶片（1）数量，能够提高风叶效率和风速。

Description

轴流吹风机风叶 技术领域
本实用新型涉及风机技术领域，特别是涉及一种轴流吹风机风叶。
背景技术
目前市场上轴流吹风机风叶的叶片和叶片轮毂是分离式，需要人员装配，缺点是同心度差，风速低强度低噪音大，市场上风叶直径和叶片数跟导叶片片数没有达到合理的比值，缺点是风速低和整机电流大，风叶跳动较大，风叶与机壳的间隙配合较大，不利于进风量，出风量较小噪音大。
实用新型内容
本实用新型主要解决的技术问题是提供一种轴流吹风机风叶，结构简单合理，叶片和轮毂是一体式，有利提高于叶片的同心度和强度，提高风量降低噪音，合理的叶片数量和叶片直径配合合理的导叶片数量，能够提高风叶效率和风速。
为解决上述技术问题，本实用新型采用的一个技术方案是：提供一种轴流吹风机风叶，包括：叶片部和设置在叶片部后方的导叶片部，所述导叶片部包括5片导叶片，所述叶片部包括轮毂和设置在轮毂上的多个叶片，所述叶片和轮毂是一体式的，所述叶片的数量为12片，所述12片叶片外边缘所组成的外圆周的直径为84毫米。
在本实用新型一个较佳实施例中，所述轮毂的直径为40毫米。
在本实用新型一个较佳实施例中，所述导叶片部还包括中心圆筒，所述导叶片的一端固定在中心圆筒上，另一端固定在轴流吹风机的外筒内壁上。
本实用新型的有益效果是：本实用新型轴流吹风机风叶，结构简单合理， 叶片和轮毂是一体式，有利提高于叶片的同心度和强度，提高风量降低噪音，合理的叶片数量和叶片直径配合合理的导叶片数量，能够提高风叶效率和风速。
附图说明
为了更清楚地说明本实用新型实施例中的技术方案，下面将对实施例描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本实用新型的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其它的附图，其中：
图1是所述叶片部的结构示意图；
图2是所述导叶片部的结构示意图；
图3是所述叶片的结构示意图；
图4是图3的E-E向剖视图；
图5是图3的H-H向剖视图。
附图中各部件的标记如下：1、导叶片，2、轮毂，3、叶片。
具体实施方式
下面将对本实用新型实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅是本实用新型的一部分实施例，而不是全部的实施例。基于本实用新型中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其它实施例，都属于本实用新型保护的范围。
请参阅图1至图5，本实用新型实施例包括：
一种轴流吹风机风叶，包括：叶片部和设置在叶片部后方的导叶片部，所述导叶片部包括5片导叶片1，所述叶片部包括轮毂2和设置在轮毂2上的多个叶片3，所述叶片3和轮毂2是一体式的，有利提高于叶片的同心度和强度，提高风量降低噪音。
所述叶片3的数量为12片，所述12片叶片外边缘所组成的外圆周的直径为84毫米，结合5片导叶片，能够提高风叶效率和风速。否则在风叶与机壳配合间隙小的情况下，电机固定不稳固，会导致机壳与风叶摩擦。同时对电机与风叶的配合面的平行度要求较高。
下表为不同叶片数量和不同导叶片数量情况下的性能数据：
模型 流量(Kg/S) 轴功率(W) 出口全压(Pa) 风扇效率
风扇11片+导叶7片 0.1792 317.81 1195.661 55.04％
风扇12片+导叶5片 0.2064 458.55 1586.598 58.36％
优选的，所述轮毂2的直径为40毫米。
所述导叶片部还包括中心圆筒，所述导叶片1的一端固定在中心圆筒上，另一端固定在轴流吹风机的外筒内壁上。
本实用新型的有益效果是：本实用新型轴流吹风机风叶，结构简单合理，叶片和轮毂是一体式，有利提高于叶片的同心度和强度，提高风量降低噪音，合理的叶片数量和叶片直径配合合理的导叶片数量，能够提高风叶效率和风速。
以上所述仅为本实用新型的实施例，并非因此限制本实用新型的专利范围，凡是利用本实用新型说明书内容所作的等效结构或等效流程变换，或直接或间接运用在其它相关的技术领域，均同理包括在本实用新型的专利保护范围内。

Claims (3)

  1. 一种轴流吹风机风叶，其特征在于，包括：叶片部和设置在叶片部后方的导叶片部，所述导叶片部包括5片导叶片，所述叶片部包括轮毂和设置在轮毂上的多个叶片，所述叶片和轮毂是一体式的，所述叶片的数量为12片，所述12片叶片外边缘所组成的外圆周的直径为84毫米。
  2. 根据权利要求1所述的轴流吹风机风叶，其特征在于，所述轮毂的直径为40毫米。
  3. 根据权利要求1所述的轴流吹风机风叶，其特征在于，所述导叶片部还包括中心圆筒，所述导叶片的一端固定在中心圆筒上，另一端固定在轴流吹风机的外筒内壁上。
PCT/CN2015/084526 2014-10-24 2015-07-20 轴流吹风机风叶 WO2016062132A1 (zh)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP15852647.5A EP3211244A4 (en) 2014-10-24 2015-07-20 Axial flow blower fan blade
CA2965399A CA2965399A1 (en) 2014-10-24 2015-07-20 Axial-flow air blower fan blades
RU2017117725A RU2017117725A (ru) 2014-10-24 2015-07-20 Лопасти нагнетательного вентилятора с осевым потоком
US15/493,178 US20170218972A1 (en) 2014-10-24 2017-04-21 Axial-flow air blower fan blades

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201420616868.XU CN204213047U (zh) 2014-10-24 2014-10-24 轴流吹风机风叶
CN201420616868.X 2014-10-24

Related Child Applications (1)

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US15/493,178 Continuation US20170218972A1 (en) 2014-10-24 2017-04-21 Axial-flow air blower fan blades

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WO2016062132A1 true WO2016062132A1 (zh) 2016-04-28

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US (1) US20170218972A1 (zh)
EP (1) EP3211244A4 (zh)
CN (1) CN204213047U (zh)
CA (1) CA2965399A1 (zh)
RU (1) RU2017117725A (zh)
WO (1) WO2016062132A1 (zh)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204213047U (zh) * 2014-10-24 2015-03-18 常州格力博有限公司 轴流吹风机风叶

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CN2921392Y (zh) * 2006-05-16 2007-07-11 保锐科技股份有限公司 轴流式散热风扇
EP2336569A1 (en) * 2009-12-18 2011-06-22 Yen Sun Technology Corp. Fan device
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Publication number Priority date Publication date Assignee Title
CN2921392Y (zh) * 2006-05-16 2007-07-11 保锐科技股份有限公司 轴流式散热风扇
EP2336569A1 (en) * 2009-12-18 2011-06-22 Yen Sun Technology Corp. Fan device
US20140147282A1 (en) * 2012-11-23 2014-05-29 Cooler Master Co., Ltd. Fan structure
CN203161662U (zh) * 2013-04-15 2013-08-28 株洲联诚集团有限责任公司 一种动车组主变流器水冷装置用轴流通风机
CN203335439U (zh) * 2013-07-12 2013-12-11 株洲联诚集团有限责任公司 一种双流制电力机车冷却塔用通风机
CN204213047U (zh) * 2014-10-24 2015-03-18 常州格力博有限公司 轴流吹风机风叶

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Publication number Publication date
EP3211244A4 (en) 2018-06-20
CN204213047U (zh) 2015-03-18
EP3211244A1 (en) 2017-08-30
CA2965399A1 (en) 2016-04-28
US20170218972A1 (en) 2017-08-03
RU2017117725A (ru) 2018-11-26

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