WO2020052320A1 - 一种轴流风叶组件及空调 - Google Patents

一种轴流风叶组件及空调 Download PDF

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Publication number
WO2020052320A1
WO2020052320A1 PCT/CN2019/093825 CN2019093825W WO2020052320A1 WO 2020052320 A1 WO2020052320 A1 WO 2020052320A1 CN 2019093825 W CN2019093825 W CN 2019093825W WO 2020052320 A1 WO2020052320 A1 WO 2020052320A1
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WIPO (PCT)
Prior art keywords
blade
axial flow
inner ring
fairing
fixing portion
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PCT/CN2019/093825
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English (en)
French (fr)
Inventor
王长刚
叶鲁伟
冷晓刚
钱国华
陈明侠
成日雄
Original Assignee
宁波奥克斯电气股份有限公司
奥克斯空调股份有限公司
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Application filed by 宁波奥克斯电气股份有限公司, 奥克斯空调股份有限公司 filed Critical 宁波奥克斯电气股份有限公司
Publication of WO2020052320A1 publication Critical patent/WO2020052320A1/zh

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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
    • F04D29/32—Rotors specially for elastic fluids for axial flow 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
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/54—Fluid-guiding means, e.g. diffusers

Definitions

  • the present disclosure relates to the technical field of air conditioners, and in particular, to an axial flow blade assembly and an air conditioner.
  • the air-conditioning body is compact, and the air ducts and wind blades are also small. Therefore, cross-flow fans, axial flow fans and centrifugal fans are currently used in air conditioners.
  • the existing cross-flow fans usually have insufficient air volume and the supply air is unidirectional , The impact on the human body is large, the experience is poor; the centrifugal fan is generally noisy, the wind angle is limited, and the direction of the wind is limited to the top wind mode, the front wind cannot be achieved; Small and low cooling capacity.
  • the present disclosure aims to propose an axial flow blade assembly and an air conditioner to solve the technical problems that the current air conditioner has a small air volume, unnatural air flow, and poor user experience.
  • An axial flow blade assembly includes:
  • An axial-flow wind blade which includes a primary wind blade and a secondary wind blade fixedly connected to each other;
  • Fairing the fairing includes a primary fairing and a secondary fairing
  • the primary air blade, the primary fairing, the secondary air fairing, and the secondary fairing are sequentially arranged along the same axis;
  • the blade rotation direction of the axial flow blade is opposite to the blade rotation direction of the fairing.
  • the blades of the primary air blade and the secondary air blade rotate in the same direction
  • the blades of the primary fairing and the secondary fairing rotate in the same direction
  • the primary fairing includes a first outer ring and a first inner ring, and at least one first blade is disposed between the first outer ring and the first inner ring.
  • first outer ring forms a constricted end and a flared end.
  • the first-stage wind blade includes a second outer ring and a second inner ring, and at least one second blade is disposed between the second outer ring and the second inner ring;
  • the first fixing portion is disposed on an inner annular surface of the second inner ring, and at least one first through hole is disposed along an axial direction.
  • the rotating portion is protrudingly disposed on an end surface of the second inner ring, passes through the first inner ring, and is fixedly connected to the secondary air blade.
  • the secondary wind blade includes:
  • a second fixing portion configured to be fixedly connected to the first fixing portion
  • the central hole is disposed in the axial direction of the secondary air blade and is used for fixed connection with the output shaft of the power device.
  • the secondary fairing includes:
  • the third fixing portion at least partially closes the fourth inner ring, and is used for supporting and fixing the power device.
  • At least one blind hole is provided on a side of the third fixing portion facing the secondary air blade, and the power device passes through the third fixing portion and the blind hole on the third fixing portion. Fixed connection.
  • a fourth fixing portion is provided on an outer surface of the power device, and the fourth fixing portion is provided with one or more second through holes that cooperate with the blind holes.
  • the second through hole and the blind hole are connected by a pin.
  • the distance between adjacent blades of the primary air blade is greater than the distance between adjacent blades of the secondary air blade.
  • first fixing portion and the second fixing portion are fixedly connected through the first through hole.
  • a fixing position of the second fixing portion and the first fixing portion is located in an inner ring of the first inner ring.
  • the distance between adjacent blades of the primary fairing is greater than the distance between adjacent blades of the secondary fairing.
  • the fourth outer ring extends in the axial direction to form a protective layer, and the secondary air blade is installed in the protective layer.
  • the axial flow blade assembly described in the present disclosure has the following advantages:
  • the axial flow blade assembly according to the present disclosure greatly improves the wind speed, and the air volume is increased under the condition that the same power device is driven; and under the same air volume, the power device can be controlled at a low speed Operation, saving electricity and reducing losses.
  • the axial flow blade assembly described in the present disclosure is closer to the natural wind, and the user experience is good.
  • the axial flow blade assembly according to the present disclosure has a compact structure, and a large air volume can be obtained with a small volume.
  • Another object of the present disclosure is to provide an air conditioner including the above-mentioned axial flow blade assembly.
  • FIG. 1 is a side view of an axial flow blade assembly according to an embodiment of the present disclosure
  • FIG. 2 is a schematic diagram of the operation of the axial flow blade assembly according to the embodiment of the present disclosure
  • FIG. 3 is a structural diagram of a primary fairing according to an embodiment of the present disclosure.
  • FIG. 4 is a structural diagram of a first-level wind blade according to an embodiment of the present disclosure
  • FIG. 5 is a schematic diagram of a combination of a secondary air blade and a power device according to an embodiment of the present disclosure
  • FIG. 6 is a structural diagram of a two-stage fairing according to an embodiment of the present disclosure.
  • FIG. 1 is a side view of the axial flow blade assembly of the present disclosure
  • FIG. 2 is a schematic diagram of the operation of the axial flow blade assembly of the present disclosure.
  • This embodiment discloses an axial-flow air blade assembly, which includes: an axial-flow air blade, the axial-flow air blade includes a first-level air blade 2 and a second-level air blade 3 fixedly connected to each other; Fairing, the fairing includes a first fairing 1 and a second fairing 4 fixedly connected to the air conditioner body; a power unit 5 for driving the axial flow blades to rotate; the first blades 2, The primary fairing 1, the secondary wind blade 3, and the secondary fairing 4 are sequentially arranged along the same axis; the blade rotation direction of the axial flow blade is opposite to the blade rotation direction of the fairing .
  • the blades of the primary wind blade 2 and the secondary wind blade 3 rotate in the same direction
  • the blades of the primary fairing 1 and the secondary fairing 4 rotate in the same direction
  • the blades of the axial flow blade The rotation direction is opposite to the rotation direction of the blades of the fairing.
  • the air When the power unit 5 is started, the air first passes through the primary blade 2 and accelerates once to form wind flowing along the axial direction of the primary blade 2; and then enters the primary fairing 1 for the first time.
  • the secondary rectification because the blades of the primary fairing 1 and the blades of the primary wind blade 2 have opposite rotation directions, the wind direction is disrupted; the air after the first rectification passes through the secondary wind blade 3 to perform
  • the secondary acceleration forms the wind that flows along the secondary wind blade 3 in axial flow, and the wind speed is greatly increased; finally, the air is rectified by the secondary fairing 4 and diffuses and blows out.
  • the air speed is greatly increased after two accelerations.
  • the air volume is increased; while under the same air volume, the power unit 5 can be controlled to run at low speed, saving cost. Electricity, reducing losses.
  • the wind rectifies through the two-stage fairing, which disperses the airflow, making the wind closer to the natural wind, and the user experience is good.
  • the power device 5 may be a motor.
  • the present disclosure has a compact structure, obtains a large amount of wind in a small volume, and realizes the advantage that the air is discharged from the front of the air conditioner and the product experience is good.
  • FIG. 3 is a structural diagram of a primary fairing of the present disclosure.
  • the axial flow blade assembly described above is different from this embodiment in that the primary fairing 1 includes a first outer ring 11 and a first inner ring 12, and the first outer ring 11 and At least one first blade 13 is disposed between the first inner ring 12, and the first outer ring shape 11 forms a constricted end and a flared end.
  • the air accelerates through the first-stage blade 2, it passes through the flared end and the constricted end of the primary fairing 1 in sequence, and the primary fairing 1 pair
  • the air is rectified for the first time, and the rectified air is accelerated again through the secondary air blade 3, and finally rectified by the secondary fairing 4 to be diffused and blown out.
  • the flared end and the constricted end are designed to advance the airflow to the front end by using a fluid force.
  • first blades 13 there are multiple first blades 13.
  • FIG. 4 is a structural diagram of a primary air blade of the present disclosure.
  • the axial flow blade assembly described above is different from this embodiment in that the first-stage blade 2 includes: a second outer ring 21, a second inner ring 22, and the second outer ring 21 and the first At least one second blade 23 is disposed between the two inner rings 22; a rotating portion 24 is protruded from an end surface of the second inner ring 22, and the rotating portion 24 is in clearance fit with the first inner ring 12 and relatively rotates;
  • the first fixing portion 25 is disposed on an inner circumferential surface of the second inner ring 22 and is provided with at least one first through hole 26 in an axial direction.
  • the first fixing portion 25 is formed by the second inner ring 22.
  • the inner ring surface extends in the radial direction (perpendicular to the axial direction) toward the inside of the second inner ring 22 and has a ring shape.
  • the rotating portion 24 may pass through the first inner ring 12 and be fixedly connected to the secondary blade 3.
  • the surrounding air is sucked into the axial-flow blade assembly due to the generation of negative pressure, and is accelerated by the first-stage blade 2 to form an axial flow along the first-layer blade 2 wind of.
  • first through holes 26 there are multiple first through holes 26.
  • FIG. 5 is a schematic diagram of combining a secondary air blade and a power device of the present disclosure.
  • the secondary blade 3 includes a third outer ring 31, a third inner ring 32, and the third outer ring 31 and the first outer ring 31.
  • At least one third blade 33 is provided between the three inner rings 32; and a second fixing portion 34 is provided on an inner ring surface of the third inner ring 32 for fixed connection with the first fixing portion 25.
  • the second fixing portion 34 extends from the inner ring surface of the third inner ring 32 in the radial direction (radial direction of the third inner ring 32) toward the inside of the third inner ring 32, and has a ring shape. It is used for fixed connection with the output shaft of the power unit 5 at the axial position of the secondary air blade 3.
  • the rotating portion 24 passes through the first inner ring 12, and the first fixing portion 25 and the second fixing portion 34 are fixedly connected through the first through hole 26.
  • the fixing position of the second fixing portion 34 and the first fixing portion 25 is located in the inner ring of the first inner ring 12.
  • the output shaft of the power device 5 is fixedly connected to the center hole, the power device is activated, the output shaft drives the secondary blade 3 to rotate, and the secondary blade 3 drives the primary blade 2Turn.
  • the cooperation of the first-stage wind blade 2 and the second-stage wind blade 3 accelerates the air in two stages, and the wind speed is greatly increased.
  • the power device 5 is driven equally, the air volume is increased.
  • FIG. 6 is a structural diagram of a secondary fairing of this embodiment.
  • the secondary fairing 4 includes a fourth outer ring 41, a fourth inner ring 42, and the fourth outer ring 41 and the fourth inner ring.
  • At least one fourth blade 43 is arranged between the rings 42; a third fixing portion 44 at least partially closes the fourth inner ring 42 for supporting and fixing the power device 5; wherein the third fixing
  • the side of the portion 44 facing the secondary air blade 3 is provided with blind holes, and there are one or more blind holes.
  • the power unit 5 passes through the third fixing portion 44 and is fixedly connected to the blind hole in the third fixing portion 44.
  • the secondary rectification of the air of the secondary blades 3 will blow out the airflow, so that the wind is closer to the natural wind, and the user experience is good.
  • the axial flow blade assembly as described above is different from this embodiment in that the fourth outer ring 41 extends in the axial direction to form a protective layer 45.
  • the axial flow blade assembly During installation, the secondary air blade 3 is installed in the protective layer 45 (that is, the space surrounded by the protective layer 45 is located outside the distribution space of the fourth blade 43 in the axial direction, and is used for accommodating.
  • the secondary blade 3 when the axial-flow blade component is operating, the secondary blade 3 accelerates the airflow twice and directly enters the secondary fairing 4; the protective layer 45 is effective It prevents the airflow from escaping outside, and at the same time makes the structure of the axial flow blade assembly more compact, and can obtain as much air volume as possible with a small volume.
  • the axial flow blade assembly described above is different from this embodiment in that the outer surface of the power device 5 is provided with a fourth fixing portion 51, and the fourth fixing portion 51 A second through hole 52 is provided on the blind hole, the second through hole 52 is one or more, and the fourth fixing portion 51 is formed by the outer surface of the power device 5 in the radial direction (power The radial direction of the device 5) extends to the outside of the power device 5 and has a ring shape.
  • the power device 5 passes through the inner ring of the third fixing portion 44 and is fixedly connected through the cooperation of the second through hole 52 and the blind hole.
  • the power device 5 drives the secondary air blade 3 to rotate.
  • the secondary air blade 3 drives the primary air blade 2 to rotate. After the air accelerates twice, the wind speed is greatly increased.
  • the second through hole 52 is a screw hole
  • the blind hole is provided with a built-in thread
  • the second through hole 52 and the blind hole are connected by screws.
  • the second through hole 52 is connected to the blind hole by a pin.
  • the power device 5 is a motor, and a two-stage acceleration of the two-stage wind blade can be achieved by a single motor.
  • the wind speed is greatly increased.
  • the power device 5 is driven equally, the air volume is increased; while under the same air volume, the power device 5 can be controlled to run at low speed. Save electricity, reduce losses and reduce noise.
  • the axial flow blade assembly as described above is different from this embodiment in that the distance between adjacent blades of the primary blade 2 is greater than that of the secondary blade 3.
  • Leaf pitch As shown in FIG. 4 and FIG. 6, the axial flow blade assembly as described above is different from this embodiment in that the distance between adjacent blades of the primary blade 2 is greater than that of the secondary blade 3.
  • the distance between adjacent blades of the second blade 23 is greater than the distance between adjacent blades of the third blade 33.
  • the large-spaced blades of the second blade 23 can generate a relatively high air volume.
  • the distance between adjacent blades is small, and the number of blades is large, which can agitate the air flow more evenly and reduce noise.
  • the axial flow blade assembly described above is different from this embodiment in that the distance between adjacent blades of the primary fairing 1 is greater than that of the secondary fairing 4.
  • Leaf pitch As shown in FIG. 1 and FIG. 6, the axial flow blade assembly described above is different from this embodiment in that the distance between adjacent blades of the primary fairing 1 is greater than that of the secondary fairing 4.
  • the distance between adjacent leaves of the fourth blade 43 is smaller than the distance between adjacent leaves of the first blade 13. That is, the number of leaves of the fourth blade 43 is greater than the number of leaves of the first blade 13. The better the effect of air supply, the smaller the wind can be, making the wind softer and the user experience better.
  • the present disclosure discloses an air conditioner including the above-mentioned axial flow blade assembly.
  • the air conditioner utilizes the above-mentioned axial flow blade assembly to achieve a substantial increase in wind speed and air supply range, and the output air is closer to the natural wind, and the user experience is good.

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  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
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Abstract

一种轴流风叶组件，包括：轴流风叶，轴流风叶包括彼此固定连接的一级风叶（2）和二级风叶（3）；整流罩，整流罩包括一级整流罩（1）和二级整流罩（4）；动力装置（5），适于驱动轴流风叶转动；一级风叶（2）、一级整流罩（1）、二级风叶（3）、二级整流罩（4）沿同一轴线依序设置；轴流风叶的叶片旋向与整流罩的叶片旋向相反。一种包括上述轴流风叶组件的空调。该轴流风叶组件包括两级轴流风叶和两级整流罩，空气经过两次加速，两次整流之后，风量得到大幅提升，且出风更接近自然风，用户体验好。

Description

一种轴流风叶组件及空调 技术领域
本公开涉及空调技术领域，特别涉及一种轴流风叶组件及空调。
背景技术
空调机身紧凑，风道风叶也都较小，因此目前空调多采用贯流式风机、轴流式风机和离心式风机；现有贯流式风机通常风量不足，送风为单向涡流状，对人体冲击大，体验差；离心式风机一般噪声大、出风角度有限，且出风方向限制为顶出风方式，无法实现前出风；轴流式风机一般噪音相对较小，但风量小，制冷能力低。
发明内容
有鉴于此，本公开旨在提出一种轴流风叶组件及空调，以解决现有空调出风风量小，出风不自然，用户体验感差的技术问题。
为达到上述目的，本公开的技术方案是这样实现的：
一种轴流风叶组件，所述轴流风叶组件包括：
轴流风叶，所述轴流风叶包括彼此固定连接的一级风叶和二级风叶；
整流罩，所述整流罩包括一级整流罩和二级整流罩；
动力装置，用于驱动所述轴流风叶转动；
所述一级风叶、所述一级整流罩、所述二级风叶、所述二级整流罩沿同一轴线依序设置；
所述轴流风叶的叶片旋向与所述整流罩的叶片旋向相反。
进一步的，所述一级风叶与所述二级风叶的叶片旋向相同，所述一级整流罩与二级整流罩的叶片旋向相同。
进一步的，所述一级整流罩包括：第一外圈、第一内圈，所述第一外圈与所述第一内圈之间设置有至少一个第一叶片。
进一步的，所述第一外圈形成一缩口端和一扩口端。
进一步的，所述一级风叶包括：第二外圈、第二内圈，所述第二外圈与第二内圈之间设置有至少一个第二叶片；
转动部，所述转动部与所述第一内圈间隙配合且相对转动；
第一固定部，设置于所述第二内圈的内环面，并沿轴线方向设置有至少一第一通孔。
进一步的，所述转动部突出设置于所述第二内圈端面，并穿过所述第一内圈，与所述二级风叶固定连接。
进一步的，所述二级风叶包括：
第三外圈、第三内圈，所述第三外圈与所述第三内圈之间设置有至少一个第三叶片；
第二固定部，用于与所述第一固定部固定连接；
中心孔，设置于所述二级风叶轴线方向，用于与所述动力装置的输出轴固定连接。
进一步的，所述二级整流罩包括：
第四外圈、第四内圈，所述第四外圈与第四内圈之间设置有至少一个第四叶片；
第三固定部，至少部分的封闭所述第四内圈，用于对所述动力装置进行支撑固定。
进一步的，所述第三固定部朝向所述二级风叶的一面上设有至少一个盲孔，所述动力装置穿过所述第三固定部，与所述第三固定部上的盲孔固定连接。
进一步的，所述动力装置的外表面设置有第四固定部，所述第四固定部上设置有一个或多个与所述盲孔配合的第二通孔。
进一步的，所述第二通孔与所述盲孔通过销钉连接。
进一步的，所述一级风叶的相邻叶片间距大于所述二级风叶的相邻叶片间距。
进一步的，所述第一固定部与所述第二固定部通过所述第一通孔固定连接。
进一步的，所述第二固定部与所述第一固定部的固定位置位于所述第一内圈的内环中。
进一步的，所述一级整流罩的相邻叶片间距大于所述二级整流罩的相邻叶片间距。
进一步的，所述第四外圈沿轴向延伸形成保护层，所述二级风叶安装于所述保护层内。
相对于现有技术，本公开所述的轴流风叶组件具有以下优势：
(1)本公开所述的轴流风叶组件使风速得到大幅提升，在同等所述动力装置驱动的情况下，风量增大；而在同等风量的情况下，所述动力装置可控制在低速运转，节省用电，降低损耗。此外，本公开所述的轴流风叶组件出风更接近自然风，用户体验好。
(2)本公开所述的轴流风叶组件结构紧凑，小体积的情况下可以获得大风量。
本公开的另一目的在于提出一种空调，所述空调包括上述轴流风叶组件。
所述空调与上述轴流风叶组件相对于现有技术所具有的优势相同，在此不再赘述。
附图说明
构成本公开的一部分的附图用来提供对本公开的进一步理解，本公开的示意性实施例及其说明用于解释本公开，并不构成对本公开的不当限定。在附图中：
图1为本公开实施例所述的轴流风叶组件的侧视图；
图2为本公开实施例所述的轴流风叶组件运转示意图；
图3为本公开实施例所述的一级整流罩的结构图；
图4为本公开实施例所述的一级风叶的结构图；
图5为本公开实施例所述的二级风叶与动力装置结合的示意图；
图6为本公开实施例所述的二级整流罩的结构图。
附图标记说明：
1-一级整流罩，2-一级风叶，3-二级风叶，4-二级整流罩，5-动力装置，11-第一外圈，12-第一内圈，13-第一叶片，21-第二外圈，22-第二内圈，23-第二叶片，24-转动部，25-第一固定部，26-第一通孔，31-第三外圈，32-第三内圈，33-第三叶片，34-第二固定部，41-第四外圈，42-第四内圈，43-第四叶片，44-第三固定部，45-保护层，51-第四固定部，52-第二通孔。
具体实施方式
需要说明的是，在不冲突的情况下，本公开中的实施例及实施例中的特征可以相互组合。
下面将参考附图并结合实施例来详细说明本公开。
实施例一
结合图1和图2所示，图1为本公开轴流风叶组件的侧视图，图2为本公开轴流风叶组件运转示意图。本实施例公开了一种轴流风叶组件，所述轴流风叶组件包括：轴流风叶，所述轴流风叶包括彼此固定连接的一级风叶2和二级风叶3；整流罩，所述整流罩包括与空调机身固定连接的一级整流罩1、二级整流罩4；动力装置5，用于驱动所述轴流风叶转动；所述一级风叶2、所述一级整流罩1、所述二级风叶3、所述二级整流罩4沿同一轴线依序设置；所述轴流风叶的叶片旋向与所述整流罩的叶片旋向相反。
其中，所述一级风叶2与所述二级风叶3的叶片旋向相同，所述一级整流罩1与二级整流罩4的叶片旋向相同，所述轴流风叶的叶片旋向与所述整流罩的叶片旋向相反。
所述动力装置5启动时，空气先经过所述一级风叶2，进行一次加速，形成沿所述一级风叶2轴向流动的风；接着进入所述一级整流罩1进行第一次整流，由于所述一级整流罩1的叶片与所述一级风叶2的叶片的旋向相反，风向被打乱；第一次整流后的空气经由所述二级风叶3，进行二次加速，形成沿所述二级风叶3轴流流动的风，风速大幅提升；最后空气经所述二级整流罩4整流，发散吹出。
其中，空气经过两次加速，风速得到大幅提升，在同等所述动力装置5驱动的情况下，风量增大；而在同等风量的情况下，所述动力装置5可控制在低速运转，节省用电，降低损耗。此外，风经过两级整流罩整流的作用，将气流打散，使得出风更接近自然风，用户体验好。
可选的，所述动力装置5可以是电机。
本公开结构紧凑，在小体积的情况下获得大量风，实现了空调前出风，产品体验好的优势。
实施例二
结合图1、图2和图3所示，图3是本公开一级整流罩的结构图。如上述所述的轴流风叶组件，本实施例与其不同之处在于，所述一级整流罩1包括：第一外圈11、第一内圈12，所述第一外圈11与所述第一内圈12之间设置有至少一个第一叶片13，所述第一外圈形11成一缩口端和一扩口端。
所述动力装置5启动后，空气经由所述一级风叶2加速后，依次通过所述一级整流罩1的所述扩口端与所述缩口端，所述一级整流罩1对空气进行第一次整流，整流后的空气再经由所述二级风叶3再次加速，最后经所述二级整流罩4整流，发散吹出。
所述扩口端与所述缩口端的设计，以利用流体力将气流向前端推进。
可选的，所述第一叶片13为多个。
实施例三
结合图1、图2和图4所示，图4是本公开一级风叶的结构图。如上述所述的轴流风叶组件，本实施例与其不同之处在于，所述一级风叶2包括：第二外圈21、第二内圈22，所述第二外圈21与第二内圈22之间设置有至少一个第二叶片23；转动部24，突出设置于所述第二内圈22端面，所述转动部24与所述第一内圈12间隙配合且相对转动；第一固定部25，设置于所述第二内圈22的内环面，并沿轴线方向设置有至少一第一通孔26，所述第一固定部25由所述第二内圈22的内环面沿径向(与所述轴向方向垂直)向所述第二内圈22的内部延伸，呈环状。
所述轴流风叶组件安装时，所述转动部24可穿过所述第一内圈12，与所述二级风叶3固定连接。
所述一级风叶2转动时，周围空气因为负压的产生被吸入所述轴流风叶组件中，经过所述一级风叶2加速，形成沿所述一级风叶2轴向流动的风。
可选的，所述第二叶片23为多个。
可选的，所述第一通孔26为多个。
实施例四
结合图1、图2和图5所示，图5是本公开二级风叶与动力装置结合的示意图。如上述的轴流风叶组件，本实施例与其不同之处在于，所述二 级风叶3包括：第三外圈31、第三内圈32，所述第三外圈31与所述第三内圈32之间设置有至少一个第三叶片33；第二固定部34，设置于所述第三内圈32的内环面，用于与所述第一固定部25固定连接，所述第二固定部34由所述第三内圈32的内环面沿径向(第三内圈32的径向)向所述第三内圈32的内部延伸，呈环状；中心孔，设置于所述二级风叶3轴线位置，用于与所述动力装置5的输出轴固定连接。
所述轴流风叶组件安装时，所述转动部24穿过所述第一内圈12，所述第一固定部25与所述第二固定部34通过所述第一通孔26固定连接，所述第二固定部34与所述第一固定部25的固定位置位于所述第一内圈12的内环中。所述动力装置5的输出轴与所述中心孔固定连接，所述动力装置启动，所述输出轴驱动所述二级风叶3转动，所述二级风叶3带动所述一级风叶2转动。
空气依次经流所述一级风叶2，进行一次加速；所述一级整流罩1，进行一次整流；所述二级风叶3，进行二次加速；所述二级整流罩4，进行二次整流。所述一级风叶2与所述二级风叶3的配合，对空气进行两级加速，风速得到大幅提升，在同等所述动力装置5驱动的情况下，风量增大。
可选的，所述第三叶片33为多个。
实施例五
结合图1、图2和图6所示，图6为本实施例二级整流罩的结构图。如上述的轴流风叶组件，本实施例与其不同之处在于，所述二级整流罩4包括：第四外圈41、第四内圈42，所述第四外圈41与第四内圈42之间设置有至少一个第四叶片43；第三固定部44，至少部分的封闭所述第四内圈42，用于对所述动力装置5进行支撑固定；其中，所述第三固定部44朝向所述二级风叶3的一面上设有盲孔，所述盲孔为一个或多个。
所述轴流风叶组件安装时，所述动力装置5穿过所述第三固定部44，与所述第三固定部44上的盲孔固定连接，所述二级整流罩4对经由所述二级叶片3的空气进行二次整流，将气流打散吹出，使得出风更接近自然风，用户体验好。
可选的，所述第四叶片43为多个。
实施例六
结合图1和图6所示，如上述的轴流风叶组件，本实施例与其不同之处在于，所述第四外圈41沿轴向延伸形成保护层45，所述轴流风叶组件安装时，所述二级风叶3安装于所述保护层45内(即保护层45所围成的空间内在所述轴向上位于所述第四叶片43的分布空间之外，用于容纳所述二级风叶3)，所述轴流风叶组件运转时，所述二级风叶3对气流进行二次加速后直接进入所述二级整流罩4中，所述保护层45有效的防止气流外窜，同时使得所述轴流风叶组件的结构更加紧凑，在小体积的情况下可以获得尽量大的风量。
实施例七
结合图1和图5所示，如上述的轴流风叶组件，本实施例与其不同之处在于，所述动力装置5的外表面设置有第四固定部51，所述第四固定部51上设置有与所述盲孔配合的第二通孔52，所述第二通孔52为一个或多个，所述第四固定部51由所述动力装置5的外表面沿径向(动力装置5的径向)向所述动力装置5的外部延伸，呈环状。
所述轴流风叶组件安装时，所述动力装置5穿过所述第三固定部44的内环，通过所述第二通孔52与所述盲孔的配合固定连接。所述动力装置5驱动所述二级风叶3转动，所述二级风叶3带动所述一级风叶2转动，空气经过两次加速，风速得到大幅提升。可选的，所述第二通孔52为螺孔，所述盲孔设有内置螺纹，所述第二通孔52与所述盲孔通过螺钉连接。
可选的，所述第二通孔52与所述盲孔通过销钉连接。
可选的，所述动力装置5为电机，通过单电机即可实现两级风叶的二级加速。
可选的，在空气经过两次加速，风速得到大幅提升，同等所述动力装置5驱动的情况下，风量增大；而在同等风量的情况下，所述动力装置5可控制在低速运转，节省用电，降低损耗，降低噪音。
实施例八
结合图4和图6所示，如上述的轴流风叶组件，本实施例与其不同之处在于，所述一级风叶2的相邻叶片间距大于所述二级风叶3的相邻叶片间距。
所述第二叶片23的相邻叶片间距大于所述第三叶片33的相邻叶片间距，所述第二叶片23的大间距叶片可以产生较高流量的风量，所述第三叶片33的相邻叶片间距较小，叶片数较多，可以把气流搅拌的更加均匀，噪音更小。
实施例九
结合图1和图6所示，如上述的轴流风叶组件，本实施例与其不同之处在于，所述一级整流罩1的相邻叶片间距大于所述二级整流罩4的相邻叶片间距。
所述第四叶片43的相邻叶片间距小于所述第一叶片13的相邻叶片间距，即所述第四叶片43的叶片数多于所述第一叶片13的叶片数，较多的叶片数，送风的效果越好，可以把风切得更小块，使出风更柔和，用户体验更好。
实施例十
本公开公开了一种空调，所述空调包括上述轴流风叶组件。
所述空调利用上述轴流风叶组件，实现了大幅提升风速和送风范围，出风更接近自然风，用户体验好的效果。
需要说明的是，在附图或说明书描述中，相似或相同的部分都使用相同的图号。说明书中示例的各个实施例中的技术特征在无冲突的前提下可以进行自由组合形成新的方案，另外每个权利要求可以单独作为一个实施例或者各个权利要求中的技术特征可以进行组合作为新的实施例，且在附图中，实施例的形状或是厚度可扩大，并以简化或是方便标示。再者，附图中未绘示或描述的元件或实现方式，为所属技术领域中普通技术人员所知的形式。另外，虽然本文可提供包含特定值的参数的示范，但应了解，参数无需确切等于相应的值，而是可在可接受的误差容限或设计约束内近似于相应的值。
除非存在技术障碍或矛盾，本发明的上述各种实施方式可以自由组合以形成另外的实施例，这些另外的实施例均在本发明的保护范围中。
虽然结合附图对本发明进行了说明，但是附图中公开的实施例旨在对本发明优选实施方式进行示例性说明，而不能理解为对本发明的一种限制。附图中的尺寸比例仅仅是示意性的，并不能理解为对本发明的限制。
虽然本发明总体构思的一些实施例已被显示和说明，本领域普通技术人员将理解，在不背离本总体发明构思的原则和精神的情况下，可对这些实施例做出改变，本发明的范围以权利要求和它们的等同物限定。

Claims (17)

  1. 一种轴流风叶组件，其特征在于，所述轴流风叶组件包括：
    轴流风叶，所述轴流风叶包括彼此固定连接的一级风叶(2)和二级风叶(3)；
    整流罩，所述整流罩包括一级整流罩(1)和二级整流罩(4)；
    动力装置(5)，用于驱动所述轴流风叶转动；
    所述一级风叶(2)、所述一级整流罩(1)、所述二级风叶(3)、所述二级整流罩(4)沿同一轴线依序设置；
    所述轴流风叶的叶片旋向与所述整流罩的叶片旋向相反。
  2. 根据权利要求1所述的轴流风叶组件，其特征在于，所述一级风叶(2)与所述二级风叶(3)的叶片旋向相同，所述一级整流罩(1)与二级整流罩(4)的叶片旋向相同。
  3. 根据权利要求1所述的轴流风叶组件，其特征在于，所述一级整流罩(1)包括：第一外圈(11)、第一内圈(12)，所述第一外圈(11)与所述第一内圈(12)之间设置有至少一个第一叶片(13)。
  4. 根据权利要求3所述的轴流风叶组件，其特征在于，所述第一外圈(11)形成一缩口端和一扩口端。
  5. 根据权利要求3所述的轴流风叶组件，其特征在于，所述一级风叶(2)包括：第二外圈(21)、第二内圈(22)，所述第二外圈(21)与第二内圈(22)之间设置有至少一个第二叶片(23)；
    转动部(24)，所述转动部(24)与所述第一内圈(12)间隙配合且相对转动；
    第一固定部(25)，设置于所述第二内圈(22)的内环面，并沿轴线方向设置有至少一第一通孔(26)。
  6. 根据权利要求5所述的轴流风叶组件，其特征在于，所述转动部(24)突出设置于所述第二内圈(22)端面，并穿过所述第一内圈(12)，与所述二级风叶(3)固定连接。
  7. 根据权利要求5所述的轴流风叶组件，其特征在于，所述二级风叶(3)包括：
    第三外圈(31)、第三内圈(32)，所述第三外圈(31)与所述第三内圈(32)之间设置有至少一个第三叶片(33)；
    第二固定部(34)，用于与所述第一固定部(25)固定连接；
    中心孔，设置于所述二级风叶(3)轴线位置，用于与所述动力装置(5)的输出轴固定连接。
  8. 根据权利要求1所述的轴流风叶组件，其特征在于，所述二级整流罩(4)包括：
    第四外圈(41)、第四内圈(42)，所述第四外圈(41)与第四内圈(42)之间设置有至少一个第四叶片(43)；
    第三固定部(44)，至少部分的封闭所述第四内圈(42)，用于对所述动力装置(5)进行支撑固定。
  9. 根据权利要求8所述的轴流风叶组件，其特征在于，所述第三固定部(44)朝向所述二级风叶(3)的一面上设有至少一个盲孔，所述动力装置(5)穿过所述第三固定部(44)，与所述第三固定部(44)上的盲孔固定连接。
  10. 根据权利要求9所述的轴流风叶组件，其特征在于，所述动力装置(5)的外表面设置有第四固定部(51)，所述第四固定部(51)上设置有与所述盲孔配合的第二通孔(52)。
  11. 根据权利要求10所述的轴流风叶组件，其特征在于，所述第二通孔(52)与所述盲孔通过销钉连接。
  12. 根据权利要求5所述的轴流风叶组件，其特征在于，所述一级风叶(2)的相邻叶片间距大于所述二级风叶(3)的相邻叶片间距。
  13. 根据权利要求7所述的轴流风叶组件，其特征在于，所述第一固定部(25)与所述第二固定部(34)通过所述第一通孔(26)固定连接。
  14. 根据权利要求7所述的轴流风叶组件，其特征在于，所述第二固定部(34)与所述第一固定部(25)的固定位置位于所述第一内圈(12)的内环中。
  15. 根据权利要求14所述的轴流风叶组件，其特征在于，所述一级整流罩(1)的相邻叶片间距大于所述二级整流罩(4)的相邻叶片间距。
  16. 根据权利要求8所述的轴流风叶组件，其特征在于，所述第四外圈 (41)沿轴向延伸形成保护层(45)，所述二级风叶(3)安装于所述保护层(45)内。
  17. 一种空调，其特征在于，所述空调包括权利要求1-16中任一权利要求的轴流风叶组件。
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CN208918904U (zh) * 2018-09-10 2019-05-31 奥克斯空调股份有限公司 一种轴流风叶组件及空调
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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB676371A (en) * 1948-07-13 1952-07-23 Macard Screws Ltd Improvements in multi-stage cased screw-propeller fans, compressors, pumps and the like
US20090035154A1 (en) * 2007-07-31 2009-02-05 Delta Electronics, Inc. Serial fan module and frame structure thereof
CN102338124A (zh) * 2010-07-20 2012-02-01 株式会社日立制作所 轴流风扇
CN103835971A (zh) * 2014-03-17 2014-06-04 胡小全 一种新型对旋式通风机
CN204900286U (zh) * 2015-07-24 2015-12-23 广东美的制冷设备有限公司 轴流风机和具有其的空调器室内机
CN205779782U (zh) * 2016-05-25 2016-12-07 佛冈明阳机械有限公司 一种双风叶轴流式风机装置
CN208918904U (zh) * 2018-09-10 2019-05-31 奥克斯空调股份有限公司 一种轴流风叶组件及空调

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB676371A (en) * 1948-07-13 1952-07-23 Macard Screws Ltd Improvements in multi-stage cased screw-propeller fans, compressors, pumps and the like
US20090035154A1 (en) * 2007-07-31 2009-02-05 Delta Electronics, Inc. Serial fan module and frame structure thereof
CN102338124A (zh) * 2010-07-20 2012-02-01 株式会社日立制作所 轴流风扇
CN103835971A (zh) * 2014-03-17 2014-06-04 胡小全 一种新型对旋式通风机
CN204900286U (zh) * 2015-07-24 2015-12-23 广东美的制冷设备有限公司 轴流风机和具有其的空调器室内机
CN205779782U (zh) * 2016-05-25 2016-12-07 佛冈明阳机械有限公司 一种双风叶轴流式风机装置
CN208918904U (zh) * 2018-09-10 2019-05-31 奥克斯空调股份有限公司 一种轴流风叶组件及空调

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