WO2019000633A1 - 一种空气净化器降噪结构 - Google Patents

一种空气净化器降噪结构 Download PDF

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Publication number
WO2019000633A1
WO2019000633A1 PCT/CN2017/100240 CN2017100240W WO2019000633A1 WO 2019000633 A1 WO2019000633 A1 WO 2019000633A1 CN 2017100240 W CN2017100240 W CN 2017100240W WO 2019000633 A1 WO2019000633 A1 WO 2019000633A1
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WO
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Prior art keywords
ventilation
air
noise reduction
reduction structure
structure according
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PCT/CN2017/100240
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English (en)
French (fr)
Inventor
严义清
李普煊
郑儒策
Original Assignee
深圳市普瑞美泰环保科技有限公司
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Publication of WO2019000633A1 publication Critical patent/WO2019000633A1/zh

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/02—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/02—Ducting arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/24—Means for preventing or suppressing noise

Definitions

  • the utility model relates to the field of air purifiers, and more particularly to an air purifier noise reduction structure.
  • the existing noise reduction technology is mainly realized by optimizing the air passage and the design of the wind wheel and improving the running stability of the motor.
  • the air flow rate in the air passage is too fast, resulting in a large noise.
  • the widespread use of air purifiers, the noise problem of high air volume air purifiers has been an industry problem. At present, some purifiers on the market have simply pursued purification, and the maximum noise has exceeded 70 decibels.
  • the purpose of the utility model is to overcome the defects of the prior art and to provide a noise reduction structure of an air purifier.
  • An air purifier noise reduction structure comprises a tubular ventilation body and a sound-damping body disposed on an outer circumference of the ventilation body, the ventilation body is provided with a ventilation chamber for ventilation, and a plurality of silencers are arranged around the ventilation chamber a plurality of coupling posts are disposed at one end of the ventilation body near the air inlet; the sound-damping body is provided with a cutout for embedding the coupling column.
  • a further technical solution is that the number of the coupling columns is 2-16.
  • a further technical solution is that the ventilation body has a trumpet shape.
  • a further technical solution is that the ratio of the length of the air inlet of the ventilation body to the length of the air outlet is 0.2-1.0.
  • a further technical solution is that the convex arc surface of the ventilation body has an arc of 90-165°.
  • the silencing hole is a circular hole or a square hole.
  • a further technical solution is that the diameter of the circular hole is 1-50 mm, and the center distance of the two circular holes is 2-100 mm.
  • a further technical solution is that the side length of the square hole is 1-50 mm, and the center distance of the two square holes is 2-100 mm.
  • a further technical solution is that the thickness of the sound-damping body is 0.1-200 mm.
  • the sound-damping body is a sponge, rayon or plant cotton.
  • the noise reduction structure of the air purifier comprises a ventilation body and a muffling body disposed on the outer circumference of the ventilation body, and the ventilation body has a ventilation cavity for ventilation, and the ventilation cavity is surrounded by the ventilation cavity.
  • the utility model is provided with a plurality of sound-absorbing holes, and a plurality of coupling columns are arranged at one end of the ventilation body near the air inlet, and the sound-damping body is provided with a hollow groove for inserting the coupling column; the noise of the air channel is significantly reduced, in particular, the noise of high frequency is lowered, and the noise is reduced.
  • the overall noise of the air purifier improve the sound quality, enhance the user experience, suitable for vigorous promotion.
  • Figure 1 is a perspective view of a noise reduction structure of an air purifier according to the present invention.
  • FIG. 2 is a structural view of the ventilation body of Figure 1;
  • Figure 3 is a structural view of the muffler body of Figure 1;
  • Figure 4 is a plan view of Figure 1;
  • Figure 5 is a cross-sectional view taken along line B-B of Figure 4.
  • an air purifier noise reduction structure includes a tubular ventilation body 10 and a sound-damping body 20 disposed on an outer circumference of the ventilation body 10.
  • the ventilation body 10 is provided at the center for ventilation.
  • the ventilating chamber 11 is provided with a plurality of silencing holes 12 around the venting chamber 11.
  • the ventilating body 10 is provided with a plurality of coupling posts 13 at one end of the air inlet opening 15; the silencing body 20 is provided with a escaping groove 21 for inserting the coupling post 13.
  • the ventilation chamber 11 is connected to the air passage of the air purifier.
  • the coupling post 13 is embedded in the avoidance groove 21, so that the connection between the muffling body 20 and the ventilation body 10 is more firm and tight, thereby improving the effect of reducing the noise of the air passage.
  • the number of the coupling columns 13 is 2-16, and the reinforcing ribs 14 are disposed between the two coupling columns 13.
  • the number of the coupling posts 13 is six, so that the coupling is more firm.
  • the ventilation body 10 has a trumpet shape, and the ratio of the length of the air inlet 15 of the ventilation body 10 to the length of the air outlet 16 is 0.2-1.0.
  • the convex arc surface 17 of the ventilating body 10 has an arc of 90-165°.
  • the silencing hole 12 is a circular hole or a square hole.
  • the diameter of the circular hole is 1-50 mm, and the center distance of the two circular holes is 2-100 mm.
  • the diameter of the circular hole is 2-12 mm, and the center distance of the two circular holes is 4-12 mm.
  • the side length of the square hole is 1-50 mm, and the center distance of the two square holes is 2-100 mm.
  • the side length of the square hole is 2-12 mm, and the center distance of the two square holes is 4-12 mm.
  • the thickness of the silencing body 20 is 0.1-200 mm.
  • the thickness of the sound-damping body 20 is 2-50 mm.
  • the muffler body 20 is a sound absorbing and silencing material such as sponge, rayon or plant cotton.
  • the utility model adopts an air purifier noise reduction structure, which comprises a ventilation body and a muffling body disposed on the outer circumference of the ventilation body, and a ventilation cavity for ventilation is arranged in the center of the ventilation body, and a plurality of silencer holes are arranged around the ventilation cavity.
  • the ventilation body is provided with a plurality of coupling columns at one end of the air inlet, and the sound-damping body is provided with a hollow groove for inserting the coupling column; the air passage noise is significantly reduced, especially the high-frequency noise is reduced, and the overall air purifier is reduced. Noise, improved sound quality, enhance the user experience, suitable for promotion.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)

Abstract

一种空气净化器降噪结构，包括筒状的通风本体（10）、及设于通风本体（10）外周的消音本体（20）。通风本体（10）中设有用于通风的通风腔（11），通风腔（11）四周设有若干消音孔（12），通风本体（10）近于进风口（15）的一端设有若干个联接柱（13），消音本体（20）设有用于嵌入联接柱（13）的避空槽（21）。该结构可以使得风道噪音显著降低，特别是降低高频率的噪音。

Description

一种空气净化器降噪结构
技术领域
本实用新型涉及空气净化器领域，更具体地说是指一种空气净化器降噪结构。
背景技术
随着城市化进程的加快，空气污染的愈来愈越严重，而生活水平大幅度的提升，对空气质量的要求也越来越高，市场上空气净化器的风量和洁净空气量越来越大，空气净化器风道中空气流速大，造成噪音大，且噪音的频率高，导致空气净化器的噪音大，净化空气的同时又带来噪音污染，影响用户的体验，是空气净化行业普遍关注的难点问题。
现有降噪技术主要是通过优化风道以及风轮设计、提升电机的运行平稳性方面来实现，随着近年空气净化器朝向大风量机型发展，风道内空气流速过快导致噪音大，影响空气净化器的普及应用，大风量空气净化器的噪音问题已是一个行业难题。目前市面上有的净化器因单纯追求净化量，最大噪音已突破70分贝。
实用新型内容
本实用新型的目的在于克服现有技术的缺陷，提供一种空气净化器降噪结构。
为实现上述目的，本实用新型采用以下技术方案：
一种空气净化器降噪结构，包括筒状的通风本体、及设于所述通风本体外周的消音本体，所述通风本体中心设有用于通风的通风腔，所述通风腔四周设有若干消音孔，所述通风本体近于进风口的一端设有若干个联接柱；所述消音本体设有用于嵌入联接柱的避空槽。
其进一步技术方案为：所述联接柱的数量为2-16个。
其进一步技术方案为：所述通风本体为喇叭状。
其进一步技术方案为：所述通风本体的进风口长度与出风口长度的比值为0.2-1.0。
其进一步技术方案为：所述通风本体的外凸圆弧面的弧度为90-165°。
其进一步技术方案为：所述消音孔为圆孔或者方孔。
其进一步技术方案为：所述圆孔的直径为1-50mm，两个圆孔的中心距为2-100mm。
其进一步技术方案为：所述方孔的边长为1-50mm，两个方孔的中心距为2-100mm。
其进一步技术方案为：所述消音本体的厚度为0.1-200mm。
其进一步技术方案为：所述消音本体为海绵、人造棉或植物棉。
本实用新型与现有技术相比的有益效果是：通过空气净化器降噪结构，包括通风本体、及设于通风本体外周的消音本体，通风本体中心设有用于通风的通风腔，通风腔四周设有若干消音孔，通风本体近于进风口的一端设有若干个联接柱，消音本体设有用于嵌入联接柱的避空槽；使得风道噪音显著降低，特别是降低高频率的噪音，降低了空气净化器的整体噪音、改善音质，提升了用户的体验，适合大力推广。
下面结合附图和具体实施例对本实用新型作进一步描述。
附图说明
图1为本实用新型中一种空气净化器降噪结构的立体图；
图2为图1中通风本体的结构图；
图3为图1中消音本体的结构图；
图4为图1的俯视图；
图5为图4中B-B的剖视图。
10 通风本体 11 通风腔
12 消音孔 13 联接柱
14 加强筋 15 进风口
16 出风口 17 外凸圆弧面
20 消音本体 21 避空槽
具体实施方式
为了更充分理解本实用新型的技术内容，下面结合具体实施例对本实用新型的技术方案进一步介绍和说明，但不局限于此。
如图1到图5所示的具体实施例，一种空气净化器降噪结构，包括筒状的通风本体10、及设于通风本体10外周的消音本体20，通风本体10中心设有用于通风的通风腔11，通风腔11四周设有若干消音孔12，通风本体10近于进风口15的一端设有若干个联接柱13；消音本体20设有用于嵌入联接柱13的避空槽21。
其中，通风腔11与空气净化器的风道相连。
其中，联接柱13嵌入避空槽21内，使得消音本体20与通风本体10之间的联接更加牢固紧密，从而提高了降低风道噪音的效果。
具体的，如图1至图3所示，联接柱13的数量为2-16个，两个联接柱13之间设有加强筋14。
优选地，本实施例中，联接柱13的数量为6个，使得联接更加牢固。
具体的，如图4至图5所示，通风本体10为喇叭状，通风本体10的进风口15长度与出风口16长度的比值为0.2-1.0。
其中，通风本体10的外凸圆弧面17的弧度为90-165°。
其中，消音孔12为圆孔或者方孔。
其中，圆孔的直径为1-50mm，两个圆孔的中心距为2-100mm。
优选地，本实施例中，圆孔的直径为2-12mm，两个圆孔的中心距为4-12mm。
其中，方孔的边长为1-50mm，两个方孔的中心距为2-100mm。
优选地，本实施例中，方孔的边长为2-12mm，两个方孔的中心距为4-12mm。
具体的，如图4至图5所示，消音本体20的厚度为0.1-200mm。
优选地，本实施例中，消音本体20的厚度为2-50mm。
其中，消音本体20为海绵、人造棉或植物棉等吸音消音材料。
综上所述，本实用新型通过空气净化器降噪结构，包括通风本体、及设于通风本体外周的消音本体，通风本体中心设有用于通风的通风腔，通风腔四周设有若干消音孔，通风本体近于进风口的一端设有若干个联接柱，消音本体设有用于嵌入联接柱的避空槽；使得风道噪音显著降低，特别是降低高频率的噪音，降低了空气净化器的整体噪音、改善音质，提升了用户的体验，适合大力推广。
上述仅以实施例来进一步说明本实用新型的技术内容，以便于读者更容易理解，但不代表本实用新型的实施方式仅限于此，任何依本实用新型所做的技术延伸或再创造，均受本实用新型的保护。本实用新型的保护范围以权利要求书为准。

Claims (10)

  1. 一种空气净化器降噪结构，其特征在于，包括筒状的通风本体、及设于所述通风本体外周的消音本体，所述通风本体中心设有用于通风的通风腔，所述通风腔四周设有若干消音孔，所述通风本体近于进风口的一端设有若干个联接柱；所述消音本体设有用于嵌入联接柱的避空槽。
  2. 根据权利要求1所述的一种空气净化器降噪结构，其特征在于，所述联接柱的数量为2-16个。
  3. 根据权利要求1所述的一种空气净化器降噪结构，其特征在于，所述通风本体为喇叭状。
  4. 根据权利要求1所述的一种空气净化器降噪结构，其特征在于，所述通风本体的进风口长度与出风口长度的比值为0.2-1.0。
  5. 根据权利要求1所述的一种空气净化器降噪结构，其特征在于，所述通风本体的外凸圆弧面的弧度为90-165°。
  6. 根据权利要求1所述的一种空气净化器降噪结构，其特征在于，所述消音孔为圆孔或者方孔。
  7. 根据权利要求6所述的一种空气净化器降噪结构，其特征在于，所述圆孔的直径为1-50mm，两个圆孔的中心距为2-100mm。
  8. 根据权利要求6所述的一种空气净化器降噪结构，其特征在于，所述方孔的边长为1-50mm，两个方孔的中心距为2-100mm。
  9. 根据权利要求1所述的一种空气净化器降噪结构，其特征在于，所述消音本体的厚度为0.1-200mm。
  10. 根据权利要求1所述的一种空气净化器降噪结构，其特征在于，所述消音本体为海绵、人造棉或植物棉。
PCT/CN2017/100240 2017-06-26 2017-09-01 一种空气净化器降噪结构 WO2019000633A1 (zh)

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CN114526545B (zh) * 2022-02-09 2022-09-06 安徽云诺环保科技有限公司 一种空气净化器用高效降噪系统及其降噪用缓冲结构

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CN203809363U (zh) * 2014-03-31 2014-09-03 美的集团武汉制冷设备有限公司 用于空调室内机的蜗壳组件和空调室内机
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Publication number Priority date Publication date Assignee Title
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