WO2022100330A1 - 多排涡轮涡扇同步风轮 - Google Patents

多排涡轮涡扇同步风轮 Download PDF

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Publication number
WO2022100330A1
WO2022100330A1 PCT/CN2021/122979 CN2021122979W WO2022100330A1 WO 2022100330 A1 WO2022100330 A1 WO 2022100330A1 CN 2021122979 W CN2021122979 W CN 2021122979W WO 2022100330 A1 WO2022100330 A1 WO 2022100330A1
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Prior art keywords
wind wheel
ring
row
fan blades
synchronous wind
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PCT/CN2021/122979
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English (en)
French (fr)
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刘芳平
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刘芳平
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Application filed by 刘芳平 filed Critical 刘芳平
Publication of WO2022100330A1 publication Critical patent/WO2022100330A1/zh
Priority to ZA2022/13016A priority Critical patent/ZA202213016B/en

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    • 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
    • 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
    • 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

Definitions

  • the utility model relates to a multi-row turbine turbofan synchronous wind wheel.
  • the wind wheel is mainly used for range hoods, exhaust fans, fans, Yuba / Liangba ventilation and other occasions.
  • the traditional wind wheel has only one row of rotating blades, the volume of the wind wheel is large, the wind pressure and air volume are small, and the wind collection efficiency is low.
  • the technical problem to be solved by the present invention is to provide a multi-row turbofan synchronous wind wheel, which is not only simple in structure, but also convenient and efficient.
  • a multi-row turbine turbofan synchronous wind wheel comprising at least two circles of blade rings arranged coaxially from the inside to the outside in sequence, and the blade rings all include a number of sheets evenly distributed around the circumference Fan blades, adjacent blade rings are connected together through a bracket.
  • the first ring of the blade ring includes a first connecting ring
  • the inner ring of the first connecting ring has a plurality of fan blades evenly distributed around the circumference
  • the inner ring of the plurality of fan blades is fixed with a connecting frame
  • the central axis of the connecting frame is fixed
  • the connecting frame is a circular plate protruding toward the side away from the motor, and the circular plate is provided with several strip-shaped through holes.
  • a reinforcing rib is fixed at the connecting root of the connecting shaft and the connecting frame.
  • the second ring of blade rings includes a second upper connecting ring and a second lower connecting ring, a plurality of fan blades are evenly distributed around the lower end surface of the second upper connecting ring, and the outer rings of the plurality of fan blades are connected to the second lower connecting ring.
  • Fixed inner ring Fixed inner ring.
  • the bracket is an annular connecting piece, and the connecting piece is coaxially fixed between adjacent fan blades of adjacent blade rings.
  • the fan blades are all radially curved and extended, and the curved directions are all in the same rotation direction.
  • the fan blades are axially vertically arranged to form vertical fan blades.
  • the fan blades are axially inclined to form inclined fan blades, and the inclination directions are consistent.
  • the number of blade rings is two.
  • the multi-row turbine turbofan synchronous wind wheel has a simple structure, and at least two circles of blade rings rotate synchronously to jointly absorb wind, so that the wind pressure and air volume are increased, and the wind collection efficiency is improved. High; at least two circles of blade rings jointly undertake the air suction task, and the overall wind rotor can be made thinner to make the volume smaller.
  • FIG. 1 is a top view (vertical fan blade) of an embodiment of the present invention.
  • FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1 .
  • FIG. 3 is a top view (inclined fan blade) of an embodiment of the present invention.
  • a multi-row turbine turbofan synchronous wind wheel includes at least two blade rings 1 arranged coaxially from the inside to the outside in sequence, and the blade rings each include a number of fan blades 2 evenly distributed around the circumference.
  • the adjacent blade rings are connected as a whole through the bracket 3 .
  • the first ring of blade rings includes a first connecting ring 4, a plurality of fan blades are evenly distributed around the inner ring of the first connecting ring, and a connecting frame 5 is fixed on the inner ring of the plurality of fan blades to connect the A connecting shaft 6 for an external motor is fixed at the central axis of the frame.
  • the connecting frame is a circular plate protruding toward the side away from the motor, and the circular plate is provided with a plurality of strip-shaped through holes 7 .
  • a reinforcing rib 8 is fixed at the connecting root of the connecting shaft and the connecting frame.
  • the second ring of blade rings includes a second upper connecting ring 9 and a second lower connecting ring 10, and the lower end face of the second upper connecting ring is evenly distributed with several fan blades, and the outer ring of the several fan blades It is fixed with the inner ring of the second lower connecting ring.
  • the bracket is an annular connecting piece, and the connecting piece is coaxially fixed between adjacent fan blades of adjacent blade rings. Adjacent blade rings are integrated for synchronized rotation.
  • the fan blades are all radially curved and extended, and the curved directions are all in the same rotation direction.
  • the fan blades are arranged vertically in the axial direction to form vertical fan blades, which are similar to curved straight teeth.
  • the fan blades are axially inclined to form inclined fan blades, and the inclination directions are consistent, similar to curved helical teeth.
  • the number of blade rings is two, but it is not limited to this. Except for the first ring of blade rings, the other blade rings are the same as the second ring of blade rings.
  • the working principle of the multi-row turbofan synchronous wind rotor is as follows: when the wind rotor rotates, the first ring of blade rings and the second ring of blade rings rotate synchronously, and the air near the non-motor side of the connecting frame moves toward the first ring of blade rings, the second ring of blade rings, and the other.
  • the two rings of blade rings are sucked in, and at least two rings of blade rings rotate synchronously and absorb air together, the wind pressure and air volume increase, the wind collection is dense, the efficiency is high, and the power is saved; at least two rings of blade rings jointly undertake the air suction task, and the wind rotor The whole can be made thinner to make the volume smaller.
  • the present utility model is not limited to the above-mentioned best embodiment, and anyone can obtain other various forms of multi-row turbo-turbofan synchronous wind wheels under the inspiration of the present utility model. All equivalent changes and modifications made according to the scope of the patent application of the present invention shall belong to the scope of the present invention.

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

Abstract

一种多排涡轮涡扇同步风轮，包括至少两圈由内向外依次同轴设置的叶片环（1），叶片环（1）均包括圆周均布的若干片扇叶（2），相邻叶片环（1）之间经支架（3）连接为一体。该多排涡轮涡扇同步风轮的结构简单，由至少两圈叶片环（1）同步旋转、共同吸风，风压与风量增大，采风效率高，整体能够做薄，使体积更小。

Description

多排涡轮涡扇同步风轮 技术领域
本实用新型涉及一种多排涡轮涡扇同步风轮。
背景技术
风轮主要用于抽油烟机、排气扇、风扇、浴霸/凉霸通风等场合。传统的风轮只有一排旋转扇叶，风轮体积较大，风压风量小，采风效率低。
技术问题
鉴于现有技术的不足，本实用新型所要解决的技术问题是提供一种多排涡轮涡扇同步风轮，不仅结构简单，而且便捷高效。
技术解决方案
为了解决上述技术问题，本实用新型的技术方案是：一种多排涡轮涡扇同步风轮，包括至少两圈由内向外依次同轴设置的叶片环，叶片环均包括圆周均布的若干片扇叶，相邻叶片环之间经支架连接为一体。
优选的，第一圈叶片环包括第一连接环，第一连接环的内圈圆周均布若干片扇叶，若干片扇叶的内圈固设有连接架，连接架的中轴处固设有外接电机的连接轴。
优选的，连接架为朝远离电机侧凸起的圆形板，圆形板上设有若干个条形通孔。
优选的，连接轴与连接架的衔接根部固设有加强筋。
优选的，第二圈叶片环包括第二上连接环与第二下连接环，第二上连接环下端面圆周均布若干片扇叶，若干片扇叶的外圈与第二下连接环的内圈固设。
优选的，支架为圆环形的连接片，连接片同轴固设于相邻叶片环的相邻扇叶之间。
优选的，扇叶均径向弯曲延伸，且弯曲方向均朝同一旋转方向。
优选的，扇叶均轴向竖直设置，形成竖直扇叶。
优选的，扇叶均轴向倾斜设置，形成倾斜扇叶，倾斜方向均一致。
优选的，叶片环的数量为两圈。
有益效果
与现有技术相比，本实用新型具有以下有益效果：该多排涡轮涡扇同步风轮的结构简单，由至少两圈叶片环同步旋转、共同吸风，风压与风量增大，采风效率高；由至少两圈叶片环共同承担吸风任务，风轮整体能够做薄使体积更小。
附图说明
图1为本实用新型实施例的俯视图(竖直扇叶)。
图2为图1的A-A剖视图。
图3为本实用新型实施例的俯视图(倾斜扇叶)。
本发明的实施方式
为让本实用新型的上述特征和优点能更明显易懂，下文特举实施例，并配合附图，作详细说明如下。
如图1～3所示，一种多排涡轮涡扇同步风轮，包括至少两圈由内向外依次同轴设置的叶片环1，叶片环均包括圆周均布的若干片扇叶2，相邻叶片环之间经支架3连接为一体。
在本实用新型实施例中，第一圈叶片环包括第一连接环4，第一连接环的内圈圆周均布若干片扇叶，若干片扇叶的内圈固设有连接架5，连接架的中轴处固设有外接电机的连接轴6。
在本实用新型实施例中，连接架为朝远离电机侧凸起的圆形板，圆形板上设有若干个条形通孔7。
在本实用新型实施例中，连接轴与连接架的衔接根部固设有加强筋8。
在本实用新型实施例中，第二圈叶片环包括第二上连接环9与第二下连接环10，第二上连接环下端面圆周均布若干片扇叶，若干片扇叶的外圈与第二下连接环的内圈固设。
在本实用新型实施例中，支架为圆环形的连接片，连接片同轴固设于相邻叶片环的相邻扇叶之间。将相邻叶片环连成整体以便同步旋转。
在本实用新型实施例中，扇叶均径向弯曲延伸，且弯曲方向均朝同一旋转方向。
在本实用新型实施例中，扇叶均轴向竖直设置，形成竖直扇叶，类似于弯曲直齿。
在本实用新型实施例中，扇叶均轴向倾斜设置，形成倾斜扇叶，倾斜方向均一致，类似于弯曲斜齿。
在本实用新型实施例中，叶片环的数量为两圈，但不局限于此，除了第一圈叶片环外，其余叶片环均与第二圈叶片环相同。
该多排涡轮涡扇同步风轮的工作原理为：风轮工作旋转时，第一圈叶片环与第二圈叶片环同步旋转，靠近连接架非电机侧的空气朝第一圈叶片环、第二圈叶片环被吸入，由至少两圈叶片环同步旋转、共同吸风，风压与风量增大，采风密集，效率高，省电；由至少两圈叶片环共同承担吸风任务，风轮整体能够做薄使体积更小。
本实用新型不局限于上述最佳实施方式，任何人在本实用新型的启示下都可以得出其他各种形式的多排涡轮涡扇同步风轮。凡依本实用新型申请专利范围所做的均等变化与修饰，皆应属本实用新型的涵盖范围。

Claims (10)

  1. 一种多排涡轮涡扇同步风轮，其特征在于：包括至少两圈由内向外依次同轴设置的叶片环，叶片环均包括圆周均布的若干片扇叶，相邻叶片环之间经支架连接为一体。
  2. 根据权利要求1所述的多排涡轮涡扇同步风轮，其特征在于：第一圈叶片环包括第一连接环，第一连接环的内圈圆周均布若干片扇叶，若干片扇叶的内圈固设有连接架，连接架的中轴处固设有外接电机的连接轴。
  3. 根据权利要求2所述的多排涡轮涡扇同步风轮，其特征在于：连接架为朝远离电机侧凸起的圆形板，圆形板上设有若干个条形通孔。
  4. 根据权利要求2所述的多排涡轮涡扇同步风轮，其特征在于：连接轴与连接架的衔接根部固设有加强筋。
  5. 根据权利要求1所述的多排涡轮涡扇同步风轮，其特征在于：第二圈叶片环包括第二上连接环与第二下连接环，第二上连接环下端面圆周均布若干片扇叶，若干片扇叶的外圈与第二下连接环的内圈固设。
  6. 根据权利要求1所述的多排涡轮涡扇同步风轮，其特征在于：支架为圆环形的连接片，连接片同轴固设于相邻叶片环的相邻扇叶之间。
  7. 根据权利要求1所述的多排涡轮涡扇同步风轮，其特征在于：扇叶均径向弯曲延伸，且弯曲方向均朝同一旋转方向。
  8. 根据权利要求1所述的多排涡轮涡扇同步风轮，其特征在于：扇叶均轴向竖直设置，形成竖直扇叶。
  9. 根据权利要求1所述的多排涡轮涡扇同步风轮，其特征在于：扇叶均轴向倾斜设置，形成倾斜扇叶，倾斜方向均一致。
  10. 根据权利要求1所述的多排涡轮涡扇同步风轮，其特征在于：叶片环的数量为两圈。
PCT/CN2021/122979 2020-11-13 2021-10-11 多排涡轮涡扇同步风轮 WO2022100330A1 (zh)

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ZA2022/13016A ZA202213016B (en) 2020-11-13 2022-11-30 Synchronous wind wheel with multiple rows of turbine fan

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CN202022623342.2U CN213870430U (zh) 2020-11-13 2020-11-13 多排涡轮涡扇同步风轮

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN213870430U (zh) * 2020-11-13 2021-08-03 刘芳平 多排涡轮涡扇同步风轮

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202646160U (zh) * 2011-12-08 2013-01-02 袁利樑 螺旋增压风轮
CN106524318A (zh) * 2016-12-30 2017-03-22 广东美的制冷设备有限公司 离心风轮、组合离心风轮及空调器
CN209959560U (zh) * 2019-06-19 2020-01-17 佛山市顺德区森泰科电器制造有限公司 一种出风量大的离心风轮
US20200063750A1 (en) * 2018-08-22 2020-02-27 Asia Vital Components (China) Co., Ltd. Fan blade structure and centrifugal fan
CN213870430U (zh) * 2020-11-13 2021-08-03 刘芳平 多排涡轮涡扇同步风轮

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202646160U (zh) * 2011-12-08 2013-01-02 袁利樑 螺旋增压风轮
CN106524318A (zh) * 2016-12-30 2017-03-22 广东美的制冷设备有限公司 离心风轮、组合离心风轮及空调器
US20200063750A1 (en) * 2018-08-22 2020-02-27 Asia Vital Components (China) Co., Ltd. Fan blade structure and centrifugal fan
CN209959560U (zh) * 2019-06-19 2020-01-17 佛山市顺德区森泰科电器制造有限公司 一种出风量大的离心风轮
CN213870430U (zh) * 2020-11-13 2021-08-03 刘芳平 多排涡轮涡扇同步风轮

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