WO2018149035A1 - 静音吹风机 - Google Patents

静音吹风机 Download PDF

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Publication number
WO2018149035A1
WO2018149035A1 PCT/CN2017/082828 CN2017082828W WO2018149035A1 WO 2018149035 A1 WO2018149035 A1 WO 2018149035A1 CN 2017082828 W CN2017082828 W CN 2017082828W WO 2018149035 A1 WO2018149035 A1 WO 2018149035A1
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WIPO (PCT)
Prior art keywords
silent
motor
outer casing
hair dryer
air
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PCT/CN2017/082828
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English (en)
French (fr)
Inventor
肖勇
魏绵嘉
陈尊达
刘进
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深圳市奋达科技股份有限公司
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Publication of WO2018149035A1 publication Critical patent/WO2018149035A1/zh

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    • 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
    • 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

Definitions

  • the utility model relates to the field of hair dryers, in particular to a silent hair dryer.
  • the general hair dryer is noisy and the wind speed is not balanced. When using it, the noise affects others, especially when it is used in the morning or evening, which affects the rest of others. At the same time, the uneven speed affects the use effect.
  • the object of the present invention is to provide a silent hair dryer which can solve the problem of large noise and unbalanced wind speed.
  • a silent hair dryer includes a casing, a heating wire, a motor, a rotating member and a sound absorbing member, wherein the heating wire, the motor, the rotating member and the sound absorbing member are housed in the outer casing, and the two ends of the outer casing are respectively provided Having at least one air outlet and at least one air inlet, the heating wire is located on a side of the at least one air outlet, the heating wire and the motor are fixed to the outer casing, and the motor is connected to the rotating member
  • the muffler is located near the air inlet of the outer casing and fixed to the outer casing, and the silent blower further includes a voltage stabilizing zone located between the heating wire and the motor to maintain the pressure of the wind.
  • the voltage stabilizing region includes a first extending portion, an outer protruding portion and a second extending portion, the outer protruding portion extending outward along the first extending portion and connected to the second extending portion
  • the cross section in the outer casing has a tendency to gradually become larger and gradually smaller along the direction from the first extension portion to the second extension portion.
  • the silent blower further includes an air guiding member fixed in the outer casing, and the air guiding member is located between the voltage stabilizing area and the rotating member.
  • the air guiding member includes a receiving portion and a plurality of air guiding blades, the air guiding blades are evenly surrounding the outer side of the receiving portion, and the motor is received in the receiving portion.
  • the wind guide vanes are in the form of a sheet, and an air guiding region is formed between the two guide vanes.
  • the outer casing further includes a mounting frame, the rotating member and the air guiding member are received in the mounting frame, the sound attenuating member is fixed to the mounting frame, and the mounting frame is located in the voltage stabilizing area Between the muffler and the muffler.
  • the rotating member comprises a rotating shaft and a plurality of rotating blades, the rotating blades are evenly distributed outside the rotating shaft, and the rotating shaft is connected to the motor.
  • the silent blower further includes a handle connected to the outer casing, the handle further comprising a switch, the switch being electrically connected to the motor.
  • the sound absorbing member has an annular shape and is made of a foam sponge.
  • the at least one air inlet is a plurality of small holes uniformly distributed on one side of the outer casing, and the at least one air inlet surrounds the sound absorbing member.
  • the problem of large noise can be solved by the muffler, and when the wind passes through the voltage stabilizing zone, the wind is mixed evenly and the pressure is maintained.
  • FIG. 1 is a cross-sectional view of a preferred embodiment of a silent blower of the present invention.
  • Figure 2 is a partial cross-sectional view of the silent hair dryer shown in Figure 1.
  • Figure 3 is a perspective view of a rotating member of the silent blower shown in Figure 1.
  • Figure 4 is a perspective view of a wind deflector in the silent blower shown in Figure 1.
  • Figure 5 is a partial enlarged view of the silent blower shown in Figure 1.
  • Figure 6 is another perspective view of a rotating member of the silent blower shown in Figure 1.
  • Figure 7 is another perspective view of a wind deflector in the silent blower shown in Figure 1.
  • a component when referred to as being “fixed” to another component, it can be directly on the other component or the component can be present.
  • a component When a component is considered to "connect” another component, it can be directly connected to another component or possibly a central component.
  • a component When a component is considered to be “set to” another component, it can be placed directly on another component or possibly with a centered component.
  • the terms “vertical,” “horizontal,” “left,” “right,” and the like, as used herein, are for illustrative purposes only.
  • a preferred embodiment of a silent hair dryer 100 includes a housing 10, a heating wire 20, a motor 30, a rotating member 40, and a silencer.
  • the outer casing 10 includes an air outlet 11, a plurality of air inlets 12, and a mounting frame 13.
  • the air outlets 11 and the air inlets 12 are respectively located on opposite sides, and a cavity is formed inside the assembly frame 13.
  • the air inlet 12 is a plurality of small holes uniformly distributed on one side of the outer casing 10 and surrounding the sound absorbing member 50.
  • the air inlet 12 can also be distributed at the bottom of the outer casing to reduce noise. better result.
  • the rotating member 40 includes a rotating shaft 41 and a plurality of rotating blades 42 .
  • the rotating blades 42 are evenly distributed outside the rotating shaft, and the rotating shaft 41 is coupled to the motor 30 .
  • the rotating blade 42 has an arc shape with a certain curvature and is evenly distributed on the side of the rotating shaft 41 along the inclined angle.
  • the sound absorbing member 50 is annular or semi-circular, and is made of a foam sound absorbing cotton, which absorbs noise and reduces the influence on others.
  • the air guiding member 60 includes a plurality of air guiding blades 61 and a receiving portion 62.
  • the air guiding blades 62 are evenly surrounded by the outer side of the receiving portion 61.
  • the air guiding blades 61 are in the form of a sheet, and the two guiding blades are An air guiding region 63 is formed between 61.
  • the wind guide vane 61 has an arc shape with one The fixed curvature is uniformly distributed on the side of the accommodating portion 62 along the inclination angle.
  • the silent blower 100 can also include a mirror that is foldably secured to the top of the outer casing 10 for convenient use.
  • the voltage stabilizing area 70 includes a first extending portion 71 , an outer protruding portion 72 , and a second extending portion 73 .
  • the outer protruding portion 72 extends outward along the first extending portion 71 and is adjacent thereto.
  • the second extension portion 73 is connected, and the cross section in the outer casing gradually becomes larger and gradually smaller along the direction from the first extension portion 71 to the second extension portion 72.
  • the rotating member 40 and the air guiding member 60 are received in the mounting frame 13, and the sound absorbing member 50 is fixed to the mounting frame 13.
  • the sound absorbing member 50 is located In the vicinity of the air inlet 12 of the outer casing, on the one hand, the noise of the motor 30 and the internal air flow is reduced, and on the other hand, the noise at the air inlet 12 is lowered, and the mounting frame 13 is located in the voltage stabilizing area 70 and the muffler 50 between.
  • the heating wire 20 is received in the outer casing 10, and the heating wire 20 is located on the side of the at least one air outlet 11 , and the motor 30 of the motor 30 is received in the receiving portion 62 and rotates
  • the rotating shaft 41 of the member 40 is connected, the heating wire 20 and the motor 30 are located at two sides of the voltage stabilizing area 70, and the air guiding member 60 is located between the voltage stabilizing area 70 and the rotating member 40.
  • a handle 80 is coupled to the housing 10, the handle 80 including a switch 81 that is electrically coupled to the motor 30.
  • the motor 30 drives the rotating member 40 to rotate, and the rotating blade 42 sucks wind from the air inlet 12 of the outer casing 10, and the wind flows through the muffler 40, the muffler 40 absorbs the noise generated by the wind, improves the large noise of the traditional hair dryer, and is more convenient to use.
  • the wind passes through the guide vane 61 to make the flow more
  • the air that has been pressurized by the rotating blades 42 is uniformly mixed and maintained under pressure, and then flows through the heating wire 20 to the air outlet 11, since the accommodating space becomes smaller and larger and becomes smaller. Easy to use, gentle wind speed and moderate pressure.

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  • Cleaning And Drying Hair (AREA)

Abstract

一种静音吹风机(100)，包括一外壳(10)、一发热丝(20)、一电机(30)、一旋转件(40)及一消音件(50)，所述发热丝(20)、电机(30)、旋转件(40)、消音件(50)收容于所述外壳(10)内，所述外壳(10)两端分别设有至少一出风口(11)及至少一入风口(12)，所述发热丝(20)位于所述至少一出风口(11)一侧，所述发热丝(20)和所述电机(30)固定于所述外壳(10)，所述电机(30)与所述旋转件(40)连接，所述消音件(50)位于所述外壳(10)的入风口(12)附近并固定于所述外壳(10)，所述静音吹风机(100)还包括一稳压区(70)，所述稳压区(70)位于所述发热丝(20)和电机(30)之间，以保持风的压力。通过所述消音件(50)可以解决噪音大的问题，风通过所述稳压区(70)时，使风混合均匀并保持压力。

Description

静音吹风机 技术领域
本实用新型涉及吹风机领域，尤其涉及一种静音吹风机。
背景技术
一般的吹风机噪音大，风速不均衡，使用时噪音影响到别人，尤其是清晨或傍晚使用时影响其他人的休息，同时风速不均衡影响使用效果。
实用新型内容
为了克服现有技术的不足，本实用新型的目的在于提供一种静音吹风机，其能解决噪音大、风速不均衡的问题。
本实用新型的目的采用以下技术方案实现：
一种静音吹风机，包括一外壳、一发热丝、一电机、一旋转件及一消音件，所述发热丝、电机、旋转件、消音件收容于所述外壳内，所述外壳两端分别设有至少一出风口及至少一入风口，所述发热丝位于所述至少一出风口一侧，所述发热丝和所述电机固定于所述外壳，所述电机与所述旋转件连接，所述消音件位于所述外壳的入风口附近并固定于所述外壳，所述静音吹风机还包括一稳压区，所述稳压区位于所述发热丝和电机之间，以保持风的压力。
优选的，所述稳压区包括一第一延伸部、一外凸部及一第二延伸部，所述外凸部沿所述第一延伸部向外侧延伸并与所述第二延伸部连接，所述外壳内的截面沿着所述第一延伸部到第二延伸部的方向有逐渐变大又逐渐变小的趋势。
优选的，所述静音吹风机还包括一导风件，所述导风件固定于所述外壳内，所述导风件位于所述稳压区与所述旋转件之间。
优选的，所述导风件包括一收容部及若干导风叶，所述导风叶均匀围绕于所述收容部外侧，所述电机收容于所述收容部内。
优选的，所述导风叶呈片状，两所述导风叶之间形成一导风区。
优选的，所述外壳还包括一装配架，所述旋转件和所述导风件收容于所述装配架，所述消音件固定于所述装配架，所述装配架位于所述稳压区与所述消音件之间。
优选的，所述旋转件包括一旋转轴及若干旋转叶，所述旋转叶均匀分布于所述旋转轴外侧，所述旋转轴与所述电机连接。
优选的，所述静音吹风机还包括一手柄，所述手柄与所述外壳连接，所述手柄还包括一开关，所述开关与所述电机电连接。
优选的，所述消音件呈圆环状，材质为泡沫海绵。
优选的，所述至少一入风口为多个小孔，均匀分布于所述外壳一侧，所述至少一入风口环绕于所述消音件。
相比现有技术，本实用新型的有益效果在于：
通过所述消音件可以解决噪音大的问题，风通过所述稳压区时，使风混合均匀并保持压力。
附图说明
图1为本实用新型一种静音吹风机的一较佳实施例的剖视图。
图2为图1中所示静音吹风机的局部剖视图。
图3为图1中所示静音吹风机中的一旋转件的立体图。
图4为图1中所示静音吹风机中的一导风件的立体图。
图5为图1中所示静音吹风机的局部放大图。
图6为图1中所示静音吹风机中的一旋转件的另一立体图。
图7为图1中所示静音吹风机中的一导风件的另一立体图。
图中：100、静音吹风机；10、外壳；11、出风口；12、入风口；13、装配架；20、发热丝；30、电机；31、电机架；40、旋转件；41、旋转轴；42、旋转叶；50、消音件；60、导风件；61、导风叶；62、收容部；63、导风区；70、稳压区；71、第一延展部；72、外凸部；73、第二延展部；80、手柄；81、开关。
具体实施方式
下面将结合本实用新型实施例中的附图，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，所描述的实施例仅仅是本实用新型一部分实施例，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他实施例，都属于本实用新型保护的范围。
需要说明的是，当组件被称为“固定于”另一个组件，它可以直接在另一个组件上或者也可以存在居中的组件。当一个组件被认为是“连接”另一个组件，它可以是直接连接到另一个组件或者可能同时存在居中组件。当一个组件被认为是“设置于”另一个组件，它可以是直接设置在另一个组件上或者可能同时存在居中组件。本文所使用的术语“垂直的”、“水平的”、“左”、“右”以及类似的表述只是为了说明的目的。
除非另有定义，本文所使用的所有的技术和科学术语与属于本实用新型的技术领域的技术人员通常理解的含义相同。本文中在本实用新型的说明书中所使用的术语只是为了描述具体的实施例的目的，不是旨在于限制本实用新型。本文所使用的术语“及/或”包括一个或多个相关的所列项目的任意的和所有的组合。
请参阅图1-图4，为本实用新型一种静音吹风机100的一较佳实施例，所述静音吹风机100包括一外壳10、一发热丝20、一电机30、一旋转件40、一消音件50、一导风件60、一稳压区70及一手柄80。
所述外壳10包括一出风口11、多个入风口12及一装配架13，所述出风口11和入风口12分别位于相对两侧，所述装配架13内部形成一空腔。所述入风口12为多个小孔，均匀分布于所述外壳10一侧并环绕于所述消音件50，优选的，所述入风口12也可分布于所述外壳底部，使降低噪音的效果更好。
所述旋转件40包括一旋转轴41及若干旋转叶42，所述旋转叶42均匀分布于所述旋转轴外侧，所述旋转轴41与所述电机30连接。所述旋转叶42呈圆弧状，带有一定曲率，沿倾斜角度均匀分布于所述旋转轴41一侧。
所述消音件50呈圆环状或半圆形，材质为泡沫吸音绵，吸收噪音减少对别人的影响。
所述导风件60包括若干导风叶61及一收容部62，所述导风叶62均匀围绕于所述收容部61外侧，所述导风叶61呈片状，两所述导风叶61之间形成一导风区63。所述导风叶61呈圆弧状，带有一 定曲率，沿倾斜角度均匀分布于所述收容部62一侧。
所述静音吹风机100还可包括一镜子，所述镜子可折叠固定于所述外壳10顶部，方便人们使用。
请参阅图5，所述稳压区70包括一第一延伸部71、一外凸部72及一第二延伸部73，所述外凸部72沿第一延伸部71向外侧延伸并与所述第二延伸部73连接，所述外壳内的截面沿着所述第一延伸部71到第二延伸部72的方向逐渐变大又逐渐变小的趋势。
组装所述静音吹风机100时，所述旋转件40和所述导风件60收容于所述装配架13，所述消音件50固定于所述装配架13，优选的，所述消音件50位于所述外壳的入风口12附近，一方面降低电机30及内部气流的噪音，另一方面降低入风口12处的噪音，所述装配架13位于所述稳压区70与所述消音件50之间。
所述发热丝20收容于所述外壳10内，所述发热丝20位于所述至少一出风口11一侧，所述电机30所述电机30收容于所述收容部62内并与所述旋转件40的旋转轴41连接，所述发热丝20和电机30位于所述稳压区70两侧，所述导风件60位于所述稳压区70与所述旋转件40之间，所述手柄80与所述外壳10连接，所述手柄80包括一开关81，所述开关81与所述电机30电连接。
使用所述静音吹风机100时，所述电机30带动所述旋转件40旋转，所述旋转叶42将风从所述外壳10的入风口12吸入，风流经所述消音件40，所述消音件40吸收了风产生的噪音，改善传统吹风机大风量噪音大问题，使用更加方便，风经过所述导风叶61使流动更 加顺畅，通过所述稳压区70时，由于收容空间从小变大再从大变小，使经过旋转叶42增压的风混合均匀并保持压力，接着流经发热丝20直至出风口11，使用简单方便，风速柔和且压力适中。
对本领域的技术人员来说，可根据以上描述的技术方案以及构思，做出其它各种相应的改变以及形变，而所有的这些改变以及形变都应该属于本实用新型权利要求的保护范围之内。

Claims (10)

  1. 一种静音吹风机，包括一外壳、一发热丝、一电机、一旋转件及一消音件，所述发热丝、电机、旋转件、消音件收容于所述外壳内，所述外壳两端分别设有至少一出风口及至少一入风口，所述发热丝位于所述至少一出风口一侧，所述发热丝和所述电机固定于所述外壳，所述电机与所述旋转件连接，其特征在于：所述消音件位于所述外壳的入风口附近并固定于所述外壳，所述静音吹风机还包括一稳压区，所述稳压区位于所述发热丝和电机之间，以保持风的压力。
  2. 如权利要求1所述的静音吹风机，其特征在于：所述稳压区包括一第一延伸部、一外凸部及一第二延伸部，所述外凸部沿所述第一延伸部向外侧延伸并与所述第二延伸部连接，所述外壳内的截面沿着所述第一延伸部到第二延伸部的方向有逐渐变大又逐渐变小的趋势。
  3. 如权利要求1所述的静音吹风机，其特征在于：所述静音吹风机还包括一导风件，所述导风件固定于所述外壳内，所述导风件位于所述稳压区与所述旋转件之间。
  4. 如权利要求3所述的静音吹风机，其特征在于：所述导风件包括一收容部及若干导风叶，所述导风叶均匀围绕于所述收容部外侧，所述电机收容于所述收容部内。
  5. 如权利要求4所述的静音吹风机，其特征在于：所述导风叶呈片状，两所述导风叶之间形成一导风区，所述导风叶呈圆弧状，沿倾斜角度均匀分布于所述收容部一侧。
  6. 如权利要求4所述的静音吹风机，其特征在于：所述外壳还包括一装配架，所述旋转件和所述导风件收容于所述装配架，所述消音 件固定于所述装配架，所述装配架位于所述稳压区与所述消音件之间。
  7. 如权利要求1所述的静音吹风机，其特征在于：所述旋转件包括一旋转轴及若干旋转叶，所述旋转叶均匀分布于所述旋转轴外侧，所述旋转轴与所述电机连接。
  8. 如权利要求1所述的静音吹风机，其特征在于：所述静音吹风机还包括一手柄，所述手柄与所述外壳连接，所述手柄还包括一开关，所述开关与所述电机电连接。
  9. 如权利要求1所述的静音吹风机，其特征在于：所述消音件呈圆环状或半圆形，材质为泡沫吸音绵。
  10. 如权利要求1所述的静音吹风机，其特征在于：所述至少一入风口为多个小孔，所述至少一入风口均匀分布于所述外壳一侧或分布于所述外壳底部，所述至少一入风口环绕于所述消音件，所述静音吹风机还包括一导风件，所述导风件与所述旋转件应用于所述静音吹风机。
PCT/CN2017/082828 2017-02-15 2017-05-03 静音吹风机 WO2018149035A1 (zh)

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AU2020205211A1 (en) 2019-08-02 2021-02-18 Techtronic Cordless Gp Blowers having noise reduction features
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AU2020286200A1 (en) 2020-01-21 2021-08-05 Techtronic Cordless Gp Power tool having noise reduction features

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201624264U (zh) * 2009-12-15 2010-11-10 陈国强 一种外壳不热的电吹风机
CN201806125U (zh) * 2010-09-02 2011-04-27 美的集团有限公司 一种电吹风静音进风装置
CN201847044U (zh) * 2010-05-31 2011-06-01 麦志坚 一种发热架及使用该发热架的吹风筒
CN202386031U (zh) * 2011-12-05 2012-08-22 杨睿宏 吹风机减低噪音结构
CN205214538U (zh) * 2015-11-12 2016-05-11 黎氏电业（香港）有限公司 一种吹风机
CN205456835U (zh) * 2015-11-04 2016-08-17 中国商用飞机有限责任公司 电吹风机及其整流结构
CN205585544U (zh) * 2016-05-06 2016-09-21 王明晟 一种高效无噪音的家用电力吹风机
US20160302548A1 (en) * 2013-12-03 2016-10-20 Ya-Man Ltd. Dryer

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201624264U (zh) * 2009-12-15 2010-11-10 陈国强 一种外壳不热的电吹风机
CN201847044U (zh) * 2010-05-31 2011-06-01 麦志坚 一种发热架及使用该发热架的吹风筒
CN201806125U (zh) * 2010-09-02 2011-04-27 美的集团有限公司 一种电吹风静音进风装置
CN202386031U (zh) * 2011-12-05 2012-08-22 杨睿宏 吹风机减低噪音结构
US20160302548A1 (en) * 2013-12-03 2016-10-20 Ya-Man Ltd. Dryer
CN205456835U (zh) * 2015-11-04 2016-08-17 中国商用飞机有限责任公司 电吹风机及其整流结构
CN205214538U (zh) * 2015-11-12 2016-05-11 黎氏电业（香港）有限公司 一种吹风机
CN205585544U (zh) * 2016-05-06 2016-09-21 王明晟 一种高效无噪音的家用电力吹风机

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