WO2021142983A1 - Neck-mounted fan - Google Patents

Neck-mounted fan Download PDF

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Publication number
WO2021142983A1
WO2021142983A1 PCT/CN2020/089050 CN2020089050W WO2021142983A1 WO 2021142983 A1 WO2021142983 A1 WO 2021142983A1 CN 2020089050 W CN2020089050 W CN 2020089050W WO 2021142983 A1 WO2021142983 A1 WO 2021142983A1
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WO
WIPO (PCT)
Prior art keywords
air duct
bracket
fan
neck
sub
Prior art date
Application number
PCT/CN2020/089050
Other languages
French (fr)
Chinese (zh)
Inventor
刘凯
伍勋焕
杨广
Original Assignee
深圳市蓝禾技术有限公司
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.)
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Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=71565497&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=WO2021142983(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by 深圳市蓝禾技术有限公司 filed Critical 深圳市蓝禾技术有限公司
Priority to JP2021523709A priority Critical patent/JP7076868B2/en
Priority to US17/315,274 priority patent/US20220290687A9/en
Publication of WO2021142983A1 publication Critical patent/WO2021142983A1/en
Priority to US17/717,144 priority patent/US11624370B2/en
Priority to JP2022078432A priority patent/JP7305225B2/en
Priority to US18/169,216 priority patent/US11873825B2/en
Priority to US18/111,614 priority patent/US20230193909A1/en

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00Pumping installations or systems
    • F04D25/02Units comprising pumps and their driving means
    • F04D25/08Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00Pumping installations or systems
    • F04D25/16Combinations of two or more pumps ; Producing two or more separate gas flows
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/40Casings; Connections of working fluid

Definitions

  • the utility model relates to the technical field of fans, in particular to a neck-worn fan.
  • the existing neck-worn fan usually includes a bracket for wearing on the neck of the human body and a fan located in the bracket.
  • the bracket is provided with an air duct corresponding to the fan, and the side wall of the air duct is provided with an air outlet communicating with the outside.
  • the wind generated when the fan rotates enters the air duct and blows out from the air outlet, so as to cool the neck of the human body; however, because the air duct is directly formed by the inner side wall of the bracket shell, the air duct is relatively large, which makes the fan
  • the generated wind is relatively scattered after reaching the air duct, and the wind blowing from the air outlet is small, and the cooling effect is not high, which affects the user experience.
  • the utility model provides a neck-worn fan, which is characterized in that it comprises a bracket for wearing on the neck of a human body and a fan located in the bracket, and an air duct corresponding to the fan is also provided in the bracket.
  • the air duct extends along the length of the bracket; the air duct is also provided with a windshield, and the periphery of the windshield is closely connected with part of the side wall of the air duct, so that the windshield and A sub-air duct is formed between the side walls of the other part of the air duct, and the side wall of the sub-air duct is provided with an air outlet communicating with the outside.
  • the wind generated when the fan rotates enters the sub-air duct and then comes from The air outlet blows out.
  • the neck-worn fan of the utility model is further provided with a windshield in the air duct of the bracket, so that the windshield divides the air duct into sub-air ducts.
  • the wind generated when the fan rotates enters the sub-air duct and is blown out from the air outlet.
  • the volume of the duct is small, the wind generated by the fan is more concentrated after entering, and the wind is stronger after blowing from the air outlet, so that the cooler is cooler, the cooling effect is better, and the user experience is improved.
  • Figure 2 is a partial exploded schematic diagram of Figure 1;
  • FIG. 4 is a cross-sectional view of the first bracket of the neckband fan in FIG. 1;
  • Figure 5 is a perspective exploded schematic view of the second embodiment of the utility model wearing a neck fan
  • the bending member 122 is respectively connected with clamping pieces 123 at opposite ends of the bending member 122, and the ends of the first bracket 11 and the second bracket 13 are respectively provided with clamping slots 111/131, the The clamping piece 123 is clamped in the clamping slot 111/131, so that the elastic connecting member 12 connects the first bracket 11 and the second bracket 13 to form the whole bracket 10 together.
  • the bracket 10 can be bent and deformed at the elastic connecting member 12 to facilitate the user to wear
  • the bracket 10 is bent and deformed to be worn to the neck, which is convenient for users to use.
  • the bending member 122 is a metal hose.
  • the wind shield 40 includes a resisting portion 41 extending along the length of the air duct 30 and a connecting portion 42 connected to one end of the resisting portion 41 facing the fan. One end of the connecting portion 42 is connected to the fan.
  • the resisting portion 41 is connected, and the other end abuts against the part of the side wall of the air duct 30, so that a sub-air duct is formed between the wind shield 40 and the other part of the side wall of the air duct 30 31.
  • the wind generated by the fan 20 enters the sub-air duct 31 and then blows out from the air outlet 32.
  • the wind shield 40 separates the air duct 30 into the sub-air duct 31 and a cavity 33 that is not connected to the sub-air duct.
  • the cavity 33 is provided with a fan 20 is electrically connected to the battery 50 and the circuit board 60, the circuit board 60 is also electrically connected with a switch button 70 provided outside the bracket 10, the battery 50 is used to supply power to the fan 20, and the switch button 70 is used to control the The fan 20 works.
  • the wind shield 40 may also be a rubber block with a certain thickness integrally formed from the inner side wall of the first housing or the second housing, or it may be assembled in the air duct and part of the side wall of the air duct. Adjacent to a rubber block with a certain thickness, the present invention does not limit the specific shape and forming method of the windshield 40, as long as it can reduce the volume of the air duct 30 to form a smaller sub-air duct 31.
  • the part of this embodiment is the same as the first embodiment, and the same parts will not be repeated here.
  • the difference is: as shown in Figure 5 and Figure 6, the first housing 112/132 and the second housing 113/133 are connected together.
  • An accommodating cavity is formed, and an inner shell 15 that is sealed to the inner wall of the accommodating cavity is provided in the accommodating cavity, that is, the outer wall of the inner shell 15 is in a sealed connection with the inner wall of the accommodating cavity.

Abstract

A neck-mounted fan, comprising: a support (10) worn on the neck of a human body and a fan (20) located in the support (10), wherein an air duct (30) corresponding to the fan (20) is further provided in the support (10), and the air duct (30) extends in the length direction of the support (10), namely, the extending direction of the air duct (30) is consistent with the extending direction of the support (10); a wind deflector (40) is further arranged in the air duct (30), and the periphery of the wind deflector (40) is tightly connected to part of a side wall of the air duct (30), so that a sub air duct (31) is formed between the wind deflector (40) and the other part of the side wall of the air duct (30); and a side wall of the sub air duct (31) is provided with an air outlet (32) communicating with the outside, and wind generated during rotation of the fan (20) enters the sub air duct (31) and then blows out from the air outlet (32). Due to the small size of the sub air duct (31), wind generated by the fan is more concentrated after entering the sub air duct, and after the wind is blown out from the air outlet (32), the wind strength is greater, thereby making cooling oneself cooler and more refreshing, and improving the usage experience of a user.

Description

脖戴风扇Neck fan 技术领域Technical field
本实用新型涉及风扇技术领域,特别是涉及一种脖戴风扇。The utility model relates to the technical field of fans, in particular to a neck-worn fan.
背景技术Background technique
近年来人们越来越追求更加便利的生活,为了满足户外活动或其他生活场景需要使用风扇的需求,市场上出现了各种各样的便携式风扇,例如脖戴式风扇。脖戴式风扇的出现解决了手持风扇带来的活动局限性,无论是运动、户外活动还是办公室等使用场景,脖戴式风扇都可以解放用户的双手,不需手持即可实现随时随地吹风的效果。In recent years, people have increasingly pursued a more convenient life. In order to meet the demand for fans in outdoor activities or other life scenarios, various portable fans, such as neck-mounted fans, have appeared on the market. The emergence of the neck-mounted fan solves the limitations of the activities brought by the hand-held fan. Whether it is used in sports, outdoor activities or the office, the neck-mounted fan can free the user's hands, and it can be blown anytime and anywhere without the need to hold it. Effect.
现有的脖戴式风扇通常包括用于穿戴在人体颈部的支架及位于支架内的风扇,支架内设有与风扇对应的风道,风道的侧壁上设有与外部连通的出风口,风扇转动时产生的风进入风道后从出风口吹出,从而给人体颈部纳凉;但现有风扇由于风道是直接由支架壳体的内侧壁形成,风道体积比较大,从而使得风扇产生的风到达风道内后比较分散,从出风口吹出的风风劲较小,纳凉效果不高,从而影响用户的体验。The existing neck-worn fan usually includes a bracket for wearing on the neck of the human body and a fan located in the bracket. The bracket is provided with an air duct corresponding to the fan, and the side wall of the air duct is provided with an air outlet communicating with the outside. , The wind generated when the fan rotates enters the air duct and blows out from the air outlet, so as to cool the neck of the human body; however, because the air duct is directly formed by the inner side wall of the bracket shell, the air duct is relatively large, which makes the fan The generated wind is relatively scattered after reaching the air duct, and the wind blowing from the air outlet is small, and the cooling effect is not high, which affects the user experience.
实用新型内容Utility model content
本实用新型的目的在于提供一种脖戴风扇,通过在支架的风道内进一步设置挡风件,使得挡风件将风道分隔成子风道,风扇转动时产生的风进入子风道后从出风口吹出,由于子风道体积较小,风扇产生的风进入后较为集中,从出风口吹出后风劲更大,从而纳凉更凉爽,纳凉效果更好,提升用户使用体验。The purpose of the utility model is to provide a neck-worn fan, by further arranging a windshield in the air duct of the bracket, so that the windshield divides the air duct into sub-air ducts, and the wind generated when the fan rotates enters the sub-air ducts and then exits When the air outlet blows out, due to the small volume of the sub-air duct, the wind generated by the fan is more concentrated after entering, and the wind is stronger after blowing from the air outlet, so that the cooling effect is cooler and the cooling effect is better, and the user experience is improved.
本实用新型提供一种脖戴风扇,其特征在于,包括用于穿戴在人体颈部的支架及位于所述支架内的风扇,所述支架内还设有与所述风扇对应的风道,所述风道沿所述支架的长度方向延伸;所述风道内还设有挡风件,所述挡风 件的周缘与所述风道的部分侧壁紧密连接,从而使得所述挡风件与所述风道的另一部分侧壁之间形成子风道,所述子风道的侧壁上设有与外部连通的出风口,所述风扇转动时产生的风进入所述子风道后从所述出风口吹出。The utility model provides a neck-worn fan, which is characterized in that it comprises a bracket for wearing on the neck of a human body and a fan located in the bracket, and an air duct corresponding to the fan is also provided in the bracket. The air duct extends along the length of the bracket; the air duct is also provided with a windshield, and the periphery of the windshield is closely connected with part of the side wall of the air duct, so that the windshield and A sub-air duct is formed between the side walls of the other part of the air duct, and the side wall of the sub-air duct is provided with an air outlet communicating with the outside. The wind generated when the fan rotates enters the sub-air duct and then comes from The air outlet blows out.
本实用新型的脖戴风扇通过在支架的风道内进一步设置挡风件,使得挡风件将风道分隔成子风道,风扇转动时产生的风进入子风道后从出风口吹出,由于子风道体积较小,风扇产生的风进入后较为集中,从出风口吹出后风劲更大,从而纳凉更凉爽,纳凉效果更好,提升用户使用体验。The neck-worn fan of the utility model is further provided with a windshield in the air duct of the bracket, so that the windshield divides the air duct into sub-air ducts. The wind generated when the fan rotates enters the sub-air duct and is blown out from the air outlet. The volume of the duct is small, the wind generated by the fan is more concentrated after entering, and the wind is stronger after blowing from the air outlet, so that the cooler is cooler, the cooling effect is better, and the user experience is improved.
附图说明Description of the drawings
图1为本实用新型实施例一脖戴风扇的立体组合图;Figure 1 is a three-dimensional assembly diagram of a neck-worn fan according to the first embodiment of the utility model;
图2为图1的部分分解示意图;Figure 2 is a partial exploded schematic diagram of Figure 1;
图3为图1的另一部分分解示意图;Fig. 3 is another partial exploded schematic view of Fig. 1;
图4为图1中脖带风扇的第一支架的剖视图;4 is a cross-sectional view of the first bracket of the neckband fan in FIG. 1;
图5为本实用新型实施例二脖戴风扇的立体分解示意图;Figure 5 is a perspective exploded schematic view of the second embodiment of the utility model wearing a neck fan;
图6为图5中内壳的剖视图;Figure 6 is a cross-sectional view of the inner shell in Figure 5;
图7为本实用新型实施例三脖戴风扇的立体分解示意图。Fig. 7 is a three-dimensional exploded schematic diagram of the neck-worn fan of the third embodiment of the present invention.
具体实施方式Detailed ways
下面结合附图和实施例,对本实用新型的具体实施方式作进一步详细描述。以下实施例用于说明本实用新型,但不用来限制本实用新型的范围。The specific implementation of the present invention will be described in further detail below in conjunction with the accompanying drawings and embodiments. The following embodiments are used to illustrate the present utility model, but are not used to limit the scope of the present utility model.
实施例一Example one
如图1至图4所示,本实用新型实施例中提供的一种脖戴风扇,包括用于穿戴在人体颈部的支架10及位于所述支架10内的风扇20,所述支架10内还设有与所述风扇20对应的风道30,所述风道30沿所述支架10的长度方向延伸,即所述风道30的延伸方向与所述支架10的延伸方向一致;所述风道30内还设有挡风件40,所述挡风件40的周缘与所述风道30的部分侧 壁紧密连接,从而使得所述挡风件40与所述风道30的另一部分侧壁之间形成子风道31,所述子风道31的侧壁上设有与外部连通的出风口32,所述风扇20转动时产生的风进入所述子风道31后从所述出风口32吹出。As shown in Figures 1 to 4, a neck-worn fan provided in an embodiment of the present invention includes a bracket 10 for wearing on the neck of a human body and a fan 20 located in the bracket 10, and the bracket 10 An air duct 30 corresponding to the fan 20 is also provided, and the air duct 30 extends along the length direction of the bracket 10, that is, the extending direction of the air duct 30 is consistent with the extending direction of the bracket 10; The air duct 30 is also provided with a windshield 40, and the periphery of the windshield 40 is tightly connected with a part of the side wall of the air duct 30, so that the windshield 40 is connected to another part of the air duct 30 A sub-air duct 31 is formed between the side walls, and the side wall of the sub-air duct 31 is provided with an air outlet 32 communicating with the outside. The wind generated when the fan 20 rotates enters the sub-air duct 31 and then exits from the sub-air duct 31. The air outlet 32 blows out.
本实施例的脖戴风扇通过在支架10的风道30内进一步设置挡风件40,使得挡风件40将风道30分隔成子风道31,风扇20转动时产生的风进入子风道31后从出风口32吹出,由于子风道31体积较小,风扇20产生的风进入后较为集中,也即使得风更聚集,从出风口吹出后风劲更大,从而纳凉更凉爽,提升用户使用体验。In the neck-worn fan of this embodiment, a windshield 40 is further provided in the air duct 30 of the bracket 10, so that the windshield 40 divides the air duct 30 into sub-air ducts 31, and the wind generated when the fan 20 rotates enters the sub-air ducts 31. Then it blows out from the air outlet 32. Due to the small volume of the sub-air duct 31, the wind generated by the fan 20 is more concentrated after entering, which means that the wind is more concentrated. Use experience.
具体地,本实施例中,所述挡风件40为设置于所述支架10内的独立构件,所述支架10包括第一支架11、第二支架13及连接所述第一支架和所述第二支架的弹性连接件13,所述第一支架11和所述第二支架13内分别形成有所述风道30及位于所述风道30内的所述挡风件40,所述第一支架11和所述第二支架13内远离所述弹性连接件12的一端内分别设有一所述风扇20;所述弹性连接件12进一步包括软胶套121及位于所述软胶套内的弯折件122,所述弯折件122的相对两端分别连接有卡接片123,所述第一支架11和所述第二支架13的端部分别设有卡槽111/131,所述卡接片123卡持于所述卡槽111/131内,从而使得所述弹性连接件12将所述第一支架11和所述第二支架13连接后共同形成所述支架10整体,本实施例通过将所述支架10设置为包括弹性连接件12和第一支架11及第二支架13,使得所述支架10可在所述弹性连接件12处弯折变形,以方便用户在佩戴时对所述支架10进行弯折变形以佩戴至脖颈处,方便用户使用,具体地,本实施例中,所述弯折件122为金属软管。Specifically, in this embodiment, the windshield 40 is an independent member provided in the bracket 10, and the bracket 10 includes a first bracket 11, a second bracket 13 and a connection between the first bracket and the The elastic connecting member 13 of the second bracket. The air duct 30 and the wind shield 40 located in the air duct 30 are formed in the first bracket 11 and the second bracket 13, respectively. A fan 20 is provided in one end of the bracket 11 and the second bracket 13 away from the elastic connecting member 12; the elastic connecting member 12 further includes a soft rubber sleeve 121 and a soft rubber sleeve 121 located in the soft rubber sleeve. The bending member 122 is respectively connected with clamping pieces 123 at opposite ends of the bending member 122, and the ends of the first bracket 11 and the second bracket 13 are respectively provided with clamping slots 111/131, the The clamping piece 123 is clamped in the clamping slot 111/131, so that the elastic connecting member 12 connects the first bracket 11 and the second bracket 13 to form the whole bracket 10 together. For example, by setting the bracket 10 to include an elastic connecting member 12 and a first bracket 11 and a second bracket 13, the bracket 10 can be bent and deformed at the elastic connecting member 12 to facilitate the user to wear The bracket 10 is bent and deformed to be worn to the neck, which is convenient for users to use. Specifically, in this embodiment, the bending member 122 is a metal hose.
在其他实施例中,如果所述支架10形成的缺口足够大,所述支架10也可以不包括所述弹性连接件,即所述支架10直接为一个整体,所述支架10的两端内分别设有一个所述风扇20,两所述风扇20之间设有与其对应的所述风道30和子风道31;也可以是只在所述支架10的中间位置设置一个或两 个风扇20,支架10两侧分别设置与风扇对应的风道30和子风道31。In other embodiments, if the gap formed by the bracket 10 is large enough, the bracket 10 may not include the elastic connecting member, that is, the bracket 10 is directly integrated, and the two ends of the bracket 10 are respectively One fan 20 is provided, and the corresponding air duct 30 and sub-air duct 31 are provided between the two fans 20; it is also possible to provide only one or two fans 20 at the middle position of the bracket 10, An air duct 30 and a sub-air duct 31 corresponding to the fan are respectively provided on both sides of the bracket 10.
进一步地,所述第一支架11和所述第二支架13分别包括第一壳体112/132和第二壳体113/133,所述第一壳体112/132和所述第二壳体113/133组装连接后共同形成所述风道30,所述第一支架11内的所述风扇20设置于所述第一支架11远离所述弹性连接件12的一端,所述第二支架13内的所述风扇20设置于所述第二支架13远离所述弹性连接件12的一端,所述第一支架11和所述第二支架13的风道30被所述弹性连接件12隔开。Further, the first bracket 11 and the second bracket 13 respectively include a first housing 112/132 and a second housing 113/133, the first housing 112/132 and the second housing 113/133 are assembled and connected together to form the air duct 30, the fan 20 in the first bracket 11 is arranged at an end of the first bracket 11 away from the elastic connector 12, and the second bracket 13 The fan 20 inside is arranged at an end of the second bracket 13 away from the elastic connecting member 12, and the air duct 30 of the first bracket 11 and the second bracket 13 is separated by the elastic connecting member 12 .
所述挡风件40包括沿所述风道30的长度方向延伸设置的抵挡部41及连接于所述抵挡部41朝向所述风扇的一端的连接部42,所述连接部42一端与所述抵挡部41连接,另一端与所述风道30的所述部分侧壁抵接,从而使得所述挡风件40与所述风道30的所述另一部分侧壁之间形成为子风道31,风扇20产生的风进入子风道31后从所述出风口32吹出。在本实施例中,所述挡风件40将所述风道30分隔成所述子风道31和不与所述子风道连通的腔体33,所述腔体33内设有与风扇20电连接的电池50和电路板60,所电路板60还电连接有设于支架10外部的开关按键70,所述电池50用于给所述风扇20供电,所开关按键70用于控制所述风扇20工作。优选地,所述连接部42朝向所述子风道31的表面为光滑斜面,例如为光滑直面或光滑曲面,从而使得所述连接部42对所述风扇20产生的风的阻力更小,更方便风进入至所述子风道内;所述电池50位于所述腔体33内靠近所述连接部42设置,从而使得所述电池50工作时如果产生热量,风扇20产生的风也可以对电池50进行降温,防止电池50发烫。The wind shield 40 includes a resisting portion 41 extending along the length of the air duct 30 and a connecting portion 42 connected to one end of the resisting portion 41 facing the fan. One end of the connecting portion 42 is connected to the fan. The resisting portion 41 is connected, and the other end abuts against the part of the side wall of the air duct 30, so that a sub-air duct is formed between the wind shield 40 and the other part of the side wall of the air duct 30 31. The wind generated by the fan 20 enters the sub-air duct 31 and then blows out from the air outlet 32. In this embodiment, the wind shield 40 separates the air duct 30 into the sub-air duct 31 and a cavity 33 that is not connected to the sub-air duct. The cavity 33 is provided with a fan 20 is electrically connected to the battery 50 and the circuit board 60, the circuit board 60 is also electrically connected with a switch button 70 provided outside the bracket 10, the battery 50 is used to supply power to the fan 20, and the switch button 70 is used to control the The fan 20 works. Preferably, the surface of the connecting portion 42 facing the sub-air duct 31 is a smooth inclined surface, such as a smooth straight surface or a smooth curved surface, so that the connecting portion 42 has a smaller resistance to the wind generated by the fan 20, and It is convenient for wind to enter into the sub-air duct; the battery 50 is located in the cavity 33 and is located close to the connecting portion 42, so that if the battery 50 generates heat during operation, the wind generated by the fan 20 can also affect the battery 50 to cool down to prevent the battery 50 from getting hot.
所述风扇20具有一转动中心,所述风扇20包括绕所述转动中心设置的多个扇叶21,所述挡风件40靠近所述风扇20的一端到所述多个扇叶21的末端形成的转动圆形轨迹的切线的垂线距离L为2至7mm,如此设计,从而能够使得风扇20产生的风最大化的进入至所述子风道31内,提高风的利用率,本实施例中,距离L优选为3至5mm。The fan 20 has a rotation center, the fan 20 includes a plurality of fan blades 21 arranged around the rotation center, and the wind shield 40 is close to one end of the fan 20 to the end of the plurality of fan blades 21 The vertical distance L of the tangent to the circular trajectory formed is 2 to 7 mm. This design enables the wind generated by the fan 20 to enter the sub-air duct 31 as much as possible, thereby improving the utilization rate of the wind. In the example, the distance L is preferably 3 to 5 mm.
本实施例中,所述支架10呈弧形弯曲结构,以方便用户佩戴时与颈部相适配,所述支架10包括佩戴时靠近人体颈部的内侧壁101及远离人体颈部的外侧壁102,所述出风口32贯穿所述内侧壁101设置;本实施例中,所述第二壳体113/133形成为所述支架的外侧壁102的一部分,所述第一壳体112/132形成为所述支架的内侧壁101的一部分,所述第一壳体112/132和所述第二壳体113/133对应所述风扇20的位置分别设有进风口114/134,所述第二壳体113/133对应所述进风口的位置还设有保护盖115/135,所述保护盖115/135遮挡所述第二壳体的进风口114/134并与所述进风口之间具有间隙,如此设计,能够有效防止脖戴风扇佩戴时,用户的头发被从所述第二壳体的进风口进入至风扇内,且保护盖与进风口之间具有间隙,风扇可从间隙抽取外部气流产生风力。In this embodiment, the bracket 10 has an arc-shaped curved structure to facilitate the user to fit the neck when worn. The bracket 10 includes an inner side wall 101 close to the neck of the human body when worn and an outer side wall far away from the neck of the human body. 102. The air outlet 32 is provided through the inner side wall 101; in this embodiment, the second housing 113/133 is formed as a part of the outer side wall 102 of the bracket, and the first housing 112/132 Formed as a part of the inner side wall 101 of the bracket, the first housing 112/132 and the second housing 113/133 are respectively provided with air inlets 114/134 at positions corresponding to the fan 20, and the first housing 112/132 and the second housing 113/133 are respectively provided with air inlets 114/134. The second housing 113/133 is further provided with a protective cover 115/135 at a position corresponding to the air inlet. The protective cover 115/135 shields the air inlet 114/134 of the second housing and is located between the air inlet 114/134 and the air inlet. With a gap, this design can effectively prevent the user's hair from entering the fan from the air inlet of the second housing when wearing the fan with the neck, and there is a gap between the protective cover and the air inlet, and the fan can be drawn from the gap The wind from the outside generates wind.
本实施例中,所述出风口32的数量为多个且设置于所述支架的内侧壁101上并沿支架10的长度方向间隔并排设置,从而使得风扇20产生的风能够吹向人体颈部周缘的大部分面积,纳凉面积更大、更凉爽;本实施例中,所述挡风件40呈板状,挡风件40的周缘与第二壳体113/133即外侧壁102的内壁紧贴,从而将风道30分隔成位于内侧的所述子风道31和位于外侧的不与所述子风道连通的所述腔体33;当然在其他实施例中,也可以是所述挡风件40的周缘与所述内侧壁101和外侧壁102紧贴,从而使得挡风件40与其中一部分内侧壁和外侧壁形成为腔体33,挡风件与其中另一部分内侧壁和外侧壁形成为子风道31,本实用新型对挡风件40在支架10内与风道30的哪部分侧壁连接不做限定。在其他实施例中,挡风件40也可以是自第一壳体或第二壳体的内侧壁一体延伸形成的具有一定厚度的胶块,或是组装于风道内与风道的部分侧壁紧贴的具有一定厚度的胶块,本实用新型对挡风件40的具体形状和形成方式不做限定,只要能够起到减少风道30体积以形成体积较小的子风道31即可。In this embodiment, the number of the air outlets 32 is multiple and they are arranged on the inner side wall 101 of the bracket and arranged side by side at intervals along the length direction of the bracket 10, so that the wind generated by the fan 20 can be blown to the neck of the human body. Most of the area of the periphery is larger and cooler. In this embodiment, the windshield 40 is in the shape of a plate, and the periphery of the windshield 40 is tightly connected to the inner wall of the second housing 113/133, that is, the outer side wall 102. The air duct 30 is divided into the sub-air duct 31 located on the inner side and the cavity 33 not communicating with the sub-air duct located on the outer side; of course, in other embodiments, it may also be the block The peripheral edge of the wind element 40 is in close contact with the inner side wall 101 and the outer side wall 102, so that the wind shield 40 and a part of the inner and outer side walls form a cavity 33, and the wind shield 40 and the other part of the inner and outer side walls form a cavity 33. It is formed as a sub-air duct 31, and the present invention does not limit to which part of the side wall of the air duct 30 the windshield 40 is connected in the bracket 10. In other embodiments, the wind shield 40 may also be a rubber block with a certain thickness integrally formed from the inner side wall of the first housing or the second housing, or it may be assembled in the air duct and part of the side wall of the air duct. Adjacent to a rubber block with a certain thickness, the present invention does not limit the specific shape and forming method of the windshield 40, as long as it can reduce the volume of the air duct 30 to form a smaller sub-air duct 31.
实施例二Example two
本实施例部分与实施例一相同,相同部分在此不再赘述,不同之处在于:如图5、图6所示,第一壳体112/132和第二壳体113/133连接后共同形成收容腔,所述收容腔内设有与所述收容腔内壁密封连接的内壳15,即所述内壳15的外壁与收容腔的内壁之间密封连接,所述风道30设于所述内壳15内,所述挡风件40设置于所述内壳15的所述风道30内;通过设置内壳15一体成型并在其内部形成风道30,第一壳体112/132和第二壳体113/133组装形成收容腔后,一体成型的内壳15位于收容腔内,即使第一壳体112/132和第二壳体113/133结合线上有轻微缝隙,风扇20产生的风也不会在第一壳体和第二壳体的结合线处漏掉,从而保证风量及风力足够大,达到给用户快速降温的作用。进一步地,在优选地方案中,内壳15呈中空管状,挡风件40为一体成型于内壳内的片状隔板,隔板即挡风件40包括沿所述内壳15内的所述风道30的长度方向延伸设置的抵挡部41及连接于所述抵挡部朝向所述风扇的一端的连接部42,所述连接部42一端与所述抵挡部42连接,另一端与所述风道30的所述部分侧壁连接,从而使得所述挡风件40与所述风道的所述另一部分侧壁之间形成为子风道31;本实施例中,挡风件40为隔板且挡风件与子风道31相对的另一侧与风道的侧壁之间形成有腔体33,电池等电子元件可以放置于该腔体内,当然在其他实施例中,挡风件40也可以是自风道30内侧壁一体延伸形成的具有一定厚度的胶块,或组装于风道内与风道的部分侧壁紧贴的具有一定厚度的胶块,对挡风件40的具体形状和形成方式不做限定,只要能够起到减少风道30体积以形成体积较小的子风道31即可。The part of this embodiment is the same as the first embodiment, and the same parts will not be repeated here. The difference is: as shown in Figure 5 and Figure 6, the first housing 112/132 and the second housing 113/133 are connected together. An accommodating cavity is formed, and an inner shell 15 that is sealed to the inner wall of the accommodating cavity is provided in the accommodating cavity, that is, the outer wall of the inner shell 15 is in a sealed connection with the inner wall of the accommodating cavity. In the inner shell 15, the wind shield 40 is arranged in the air duct 30 of the inner shell 15; by setting the inner shell 15 to be integrally formed and forming the air duct 30 inside, the first shell 112/132 After being assembled with the second housing 113/133 to form the receiving cavity, the integrally formed inner housing 15 is located in the receiving cavity, even if there is a slight gap on the joining line of the first housing 112/132 and the second housing 113/133, the fan 20 The generated wind will not leak at the joining line of the first shell and the second shell, thereby ensuring that the air volume and wind force are large enough to achieve the effect of quickly cooling the user. Further, in a preferred solution, the inner shell 15 has a hollow tubular shape, and the windshield 40 is a sheet-shaped partition integrally formed in the inner shell. The partition, that is, the windshield 40, includes all parts along the inner shell 15 A resisting portion 41 extending in the length direction of the air duct 30 and a connecting portion 42 connected to one end of the resisting portion facing the fan. One end of the connecting portion 42 is connected to the resisting portion 42 and the other end is connected to the The part of the side wall of the air duct 30 is connected, so that a sub-air duct 31 is formed between the wind shield 40 and the other part of the side wall of the air duct; in this embodiment, the wind shield 40 is A cavity 33 is formed between the partition and the other side of the windshield member opposite to the sub-air duct 31 and the side wall of the air duct. Electronic components such as batteries can be placed in the cavity. Of course, in other embodiments, the windshield The member 40 can also be a rubber block with a certain thickness integrally formed from the inner side wall of the air duct 30, or a rubber block with a certain thickness assembled in the air duct and close to a part of the side wall of the air duct. The specific shape and forming method are not limited, as long as it can reduce the volume of the air duct 30 to form a smaller sub-air duct 31.
本实施例的脖戴风扇通过在支架10的风道内进一步设置挡风件40,即内壳15的所述风道30内进一步设置挡风件40,使得挡风件40将风道30分隔成子风道31,风扇20转动时产生的风进入子风道31后从出风口32吹出,由于子风道31体积较小,风扇20产生的风进入后较为集中,也即使得风更聚集,从出风口吹出后风劲更大,从而纳凉更凉爽,提升用户使用体验。In the neck-worn fan of this embodiment, a windshield 40 is further provided in the air duct of the bracket 10, that is, a windshield 40 is further provided in the air duct 30 of the inner shell 15, so that the windshield 40 divides the air duct 30 into sub-units. In the air duct 31, the wind generated when the fan 20 rotates enters the sub-air duct 31 and then blows out from the air outlet 32. Because the sub-air duct 31 has a small volume, the wind generated by the fan 20 is more concentrated after entering, which means that the wind is more concentrated. After the air outlet blows out, the wind is stronger, so that the cooler is cooler, and the user experience is improved.
另外,本实施例中,所述弹性连接件12的所述弯折件122为金属片,所 述金属片的两端分别设有螺孔,第一支架11和第二支架13的端部分别通过螺钉与金属片锁紧连接,从而使得第一支架11和所述第二支架13连接于所述弹性连接件12的两端,以共同形成所述脖戴风扇的支架10整体。In addition, in this embodiment, the bending member 122 of the elastic connecting member 12 is a metal sheet, both ends of the metal sheet are respectively provided with screw holes, and the ends of the first bracket 11 and the second bracket 13 are respectively The screw and the metal sheet are locked and connected, so that the first bracket 11 and the second bracket 13 are connected to the two ends of the elastic connecting member 12 to jointly form the whole bracket 10 of the neck-mounted fan.
实施例三Example three
本实施例部分与实施例一相同,相同部分在此不再赘述,不同之处在于:如图7所示,所述挡风件40自第二壳体113/133的内壁一体延伸形成,即挡风件40的外侧与第二壳体113/133的内壁一体连接,挡风件40的内侧在所述第一壳体112/132和所述第二壳体113/133结合后与第一壳体112/132紧密贴合,从而使得挡风件40将第一壳体和第二壳体连接后形成的风道30分隔为体积更小的子风道31;在其他实施例中,所述挡风件还可以是自第一壳体112/132的内壁一体延伸形成,即挡风件40的内侧与第一壳体112/132的内壁一体连接,挡风件40的外侧在所述第一壳体112/132和所述第二壳体113/133结合后与第二壳体113/133紧密贴合,从而使得挡风件40将第一壳体和第二壳体连接后形成的风道30分隔为体积更小的子风道31;也可以是挡风件由第一壳体112/132和第二壳体113/133分别延伸形成,即第一壳体延伸形成部分所述挡风件,第二壳体延伸形成另一部分所述挡风件,第一壳体112/132和第二壳体113/133组合连接后共同形成所述挡风件40。The part of this embodiment is the same as the first embodiment, and the same parts will not be repeated here. The difference is: as shown in FIG. 7, the wind shield 40 is formed integrally extending from the inner wall of the second housing 113/133, namely The outer side of the windshield 40 is integrally connected with the inner wall of the second housing 113/133, and the inner side of the windshield 40 is connected with the first housing 112/132 and the second housing 113/133 after the first housing 112/132 and the second housing 113/133 are combined. The housings 112/132 are tightly attached, so that the windshield 40 separates the air duct 30 formed after the first housing and the second housing are connected into a sub-air duct 31 with a smaller volume; in other embodiments, The windshield can also be formed integrally extending from the inner wall of the first housing 112/132, that is, the inner side of the windshield 40 is integrally connected with the inner wall of the first housing 112/132, and the outer side of the windshield 40 is in the inner wall of the first housing 112/132. The first housing 112/132 and the second housing 113/133 are combined and closely attached to the second housing 113/133, so that the windshield 40 is formed by connecting the first housing and the second housing The air duct 30 is divided into smaller sub-air ducts 31; or the windshield is formed by extending the first housing 112/132 and the second housing 113/133 respectively, that is, the extension of the first housing is formed by a part As for the windshield, the second casing extends to form another part of the windshield. The first casing 112/132 and the second casing 113/133 are combined and connected to form the windshield 40 together.
本实施例中,所述弹性连接件12的所述弯折件122为金属片,所述金属片的两端分别设有螺孔,第一支架11和第二支架13的端部分别通过螺钉与金属片锁紧连接,从而使得第一支架11和所述第二支架13连接于所述弹性连接件12的两端,以共同形成所述脖戴风扇的支架10整体。In this embodiment, the bending member 122 of the elastic connecting member 12 is a metal sheet, and both ends of the metal sheet are respectively provided with screw holes, and the ends of the first bracket 11 and the second bracket 13 are respectively passed through screws. It is locked and connected with the metal sheet, so that the first bracket 11 and the second bracket 13 are connected to the two ends of the elastic connecting member 12 to jointly form the whole bracket 10 of the neck-mounted fan.
本实施例的脖戴风扇通过在支架的风道内进一步设置挡风件40,即自第二壳体113/133的内壁一体延伸形成所述挡风件,使得挡风件40将风道30分隔成子风道31,风扇20转动时产生的风进入子风道31后从出风口32吹出,由于子风道31体积较小,风扇20产生的风进入后较为集中,也即使得风更聚集,从出风口吹出后风劲更大,从而纳凉更凉爽,提升用户使用体验。In the neck-worn fan of this embodiment, a windshield 40 is further provided in the air duct of the bracket, that is, the windshield is integrally extended from the inner wall of the second housing 113/133, so that the windshield 40 separates the air duct 30 In the sub-air duct 31, the wind generated when the fan 20 rotates enters the sub-air duct 31 and blows out from the air outlet 32. Since the sub-air duct 31 is small in size, the wind generated by the fan 20 is more concentrated after entering, that is, the wind is more concentrated. After blowing from the air outlet, the wind will be stronger, so that the cooler will be cooler, and the user experience will be improved.
综上所述,本实用新型的脖戴风扇通过在支架的风道内进一步设置挡风件,使得挡风件将风道分隔成体积比风道更小的子风道,风扇转动时产生的风进入子风道后从出风口吹出,由于子风道体积较小,风扇产生的风进入后较为集中,也即使得风更聚集,从出风口吹出后风劲更大,从而纳凉效果好,提升用户使用体验。In summary, the neck-worn fan of the present invention further provides a windshield in the air duct of the bracket, so that the windshield divides the air duct into sub-air ducts with a smaller volume than the air duct. The wind generated when the fan rotates After entering the sub-air duct, it blows out from the air outlet. Due to the small volume of the sub-air duct, the wind generated by the fan is more concentrated after entering, which means that the wind is more concentrated. User experience.
以上所述,仅为本实用新型的具体实施方式,但本实用新型的保护范围并不局限于此,任何熟悉本技术领域的技术人员在本实用新型揭露的技术范围内,可轻易想到变化或替换,都应涵盖在本实用新型的保护范围之内。因此,本实用新型的保护范围应以所述权利要求的保护范围为准。The above are only specific implementations of the present utility model, but the protection scope of the present utility model is not limited to this. Any person skilled in the art can easily think of changes or changes within the technical scope disclosed by the utility model. Replacement shall be covered within the scope of protection of the present utility model. Therefore, the protection scope of the present invention should be subject to the protection scope of the claims.

Claims (10)

  1. 一种脖戴风扇,其特征在于,包括用于穿戴在人体颈部的支架及位于所述支架内的风扇,所述支架内还设有与所述风扇对应的风道,所述风道沿所述支架的长度方向延伸;所述风道内还设有挡风件,所述挡风件的周缘与所述风道的部分侧壁紧密连接,从而使得所述挡风件与所述风道的另一部分侧壁之间形成子风道,所述子风道的侧壁上设有与外部连通的出风口,所述风扇转动时产生的风进入所述子风道后从所述出风口吹出。A neck-worn fan, characterized in that it comprises a bracket for wearing on the neck of a human body and a fan located in the bracket, and an air duct corresponding to the fan is also provided in the bracket. The bracket extends in the length direction; the air duct is also provided with a windshield, and the periphery of the windshield is tightly connected with part of the side wall of the air duct, so that the windshield and the air duct A sub-air duct is formed between the other part of the side walls, and the side wall of the sub-air duct is provided with an air outlet communicating with the outside. The wind generated when the fan rotates enters the sub-air duct and then passes from the air outlet. Blow out.
  2. 如权利要求1所述的脖戴风扇,其特征在于,所述挡风件包括沿所述风道的长度方向延伸设置的抵挡部及连接于所述抵挡部朝向所述风扇的一端的连接部,所述连接部一端与所述抵挡部连接,另一端与所述风道的所述部分侧壁抵接,从而使得所述挡风件与所述风道的所述另一部分侧壁之间形成所述子风道。The neck-worn fan according to claim 1, wherein the windshield includes a resisting portion extending along the length of the air duct and a connecting portion connected to an end of the resisting portion facing the fan , One end of the connecting portion is connected with the resisting portion, and the other end abuts against the part of the side wall of the air duct, so that there is a gap between the wind shield and the other part of the side wall of the air duct. The sub-air duct is formed.
  3. 如权利要求2所述的脖戴风扇,其特征在于,所述挡风件将所述风道分隔成所述子风道和不与所述子风道连通的腔体。The neck-worn fan according to claim 2, wherein the wind shield separates the air duct into the sub-air duct and a cavity not connected to the sub-air duct.
  4. 如权利要求3所述的脖戴风扇,其特征在于,所述腔体内设有与所述风扇电连接的电池和电路板,所述电路板还电连接有露出于所述支架外的开关按键。The neck-worn fan of claim 3, wherein the cavity is provided with a battery and a circuit board electrically connected to the fan, and the circuit board is also electrically connected with a switch button exposed outside the bracket .
  5. 如权利要求2所述的脖戴风扇,其特征在于,所述连接部朝向所述子风道的表面为光滑斜面。The neck-worn fan according to claim 2, wherein the surface of the connecting portion facing the sub-air duct is a smooth inclined surface.
  6. 如权利要求1所述的脖戴风扇,其特征在于,所述风扇具有一转动中心,所述风扇包括绕所述转动中心设置的多个扇叶,所述挡风件靠近所述风扇的一端到所述多个扇叶的末端形成的转动圆形轨迹的切线的垂线距离为2至7mm。The neck-worn fan of claim 1, wherein the fan has a center of rotation, the fan includes a plurality of blades arranged around the center of rotation, and the wind shield is close to one end of the fan The vertical distance to the tangent to the circular trajectory of rotation formed by the ends of the plurality of fan blades is 2 to 7 mm.
  7. 如权利要求1所述的脖戴风扇,其特征在于,所述支架包括第一壳体和第二壳体,所述第一壳体和所述第二壳体连接后共同形成所述风道,所述挡风件自所述第一壳体或/和所述第二壳体的内壁一体延伸形成。The neck-worn fan according to claim 1, wherein the bracket comprises a first shell and a second shell, and the first shell and the second shell are connected together to form the air duct The wind shield is formed integrally extending from the inner wall of the first housing or/and the second housing.
  8. 如权利要求1所述的脖戴风扇,其特征在于,所述支架包括第一壳体 和第二壳体,所述第一壳体和所述第二壳体连接后共同形成收容腔,所述收容腔内设有与所述收容腔内壁密封连接的内壳,所述内壳内形成有所述风道,所述挡风件设置于所述内壳的所述风道内。The neck-worn fan according to claim 1, wherein the bracket comprises a first shell and a second shell, and the first shell and the second shell are connected together to form a receiving cavity, so An inner shell sealed to the inner wall of the receiving cavity is provided in the receiving cavity, the air duct is formed in the inner shell, and the wind shield is arranged in the air duct of the inner shell.
  9. 如权利要求1所述的脖戴风扇,其特征在于,所述支架呈弧形弯曲结构,所述支架包括靠近人体颈部的内侧壁及远离人体颈部的外侧壁,所述挡风件与所述外侧壁连接,所述挡风件与所述内侧壁之间形成所述子风道,所述出风口贯穿所述内侧壁设置。The neck-worn fan according to claim 1, wherein the bracket has an arc-shaped curved structure, and the bracket includes an inner side wall close to the neck of the human body and an outer side wall far away from the neck of the human body, and the windshield and The outer side wall is connected, the sub-air duct is formed between the wind shield and the inner side wall, and the air outlet is provided through the inner side wall.
  10. 如权利要求1所述的脖戴风扇,其特征在于,所述支架包括第一支架、第二支架及连接所述第一支架和所述第二支架的弹性连接件,所述弹性连接件进一步包括软胶套及位于所述软胶套内的弯折件,所述弯折件的相对两端分别连接有卡接片,所述第一支架和所述第二支架的端部分别设有卡槽,所述卡接片卡持于所述卡槽内。The neck-worn fan according to claim 1, wherein the bracket includes a first bracket, a second bracket, and an elastic connecting member connecting the first bracket and the second bracket, and the elastic connecting member is further It includes a soft rubber sleeve and a bending piece located in the soft rubber sleeve. The opposite ends of the bending piece are respectively connected with clamping pieces, and the ends of the first bracket and the second bracket are respectively provided with The card slot, the card contact piece is clamped in the card slot.
PCT/CN2020/089050 2019-10-09 2020-05-07 Neck-mounted fan WO2021142983A1 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2021523709A JP7076868B2 (en) 2020-01-19 2020-05-07 Neck hanging fan
US17/315,274 US20220290687A9 (en) 2019-10-09 2021-05-08 Portable blowing device
US17/717,144 US11624370B2 (en) 2019-10-09 2022-04-11 Portable blowing device
JP2022078432A JP7305225B2 (en) 2020-01-19 2022-05-11 neck fan
US18/169,216 US11873825B2 (en) 2019-10-09 2023-02-15 Portable blowing device
US18/111,614 US20230193909A1 (en) 2019-10-09 2023-02-20 Portable blowing device

Applications Claiming Priority (2)

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CN202020135409.5 2020-01-19
CN202020135409.5U CN211039122U (en) 2020-01-19 2020-01-19 Fan worn on neck

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PCT/CN2019/123073 Continuation-In-Part WO2021068389A1 (en) 2019-10-09 2019-12-04 Neck fan
PCT/CN2020/089049 Continuation-In-Part WO2021142982A1 (en) 2019-10-09 2020-05-07 Neck fan

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PCT/CN2020/089049 Continuation-In-Part WO2021142982A1 (en) 2019-10-09 2020-05-07 Neck fan
PCT/CN2021/072345 Continuation-In-Part WO2021143888A1 (en) 2019-10-09 2021-01-16 Neck-hanging fan
US17/315,274 Continuation-In-Part US20220290687A9 (en) 2019-10-09 2021-05-08 Portable blowing device
US17/717,144 Continuation-In-Part US11624370B2 (en) 2019-10-09 2022-04-11 Portable blowing device
US18/169,216 Continuation-In-Part US11873825B2 (en) 2019-10-09 2023-02-15 Portable blowing device

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JP2022515310A (en) 2022-02-18

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