CN218817106U

CN218817106U - Waist-wearing fan device

Info

Publication number: CN218817106U
Application number: CN202223114149.1U
Authority: CN
Inventors: 请求不公布姓名
Original assignee: Shenzhen Hongmi Technology Co ltd
Current assignee: Shenzhen Hongmi Technology Co ltd
Priority date: 2022-11-22
Filing date: 2022-11-22
Publication date: 2023-04-07
Anticipated expiration: 2032-11-22

Abstract

The utility model discloses a waist-wearing fan device, which comprises at least two air supply units and a connecting band for connecting the at least two air supply units, wherein the at least two air supply units and the connecting band define a wearing space together; the utility model discloses a waist wear-type fan unit makes wherein at least one air supply unit be located human waist one side (for example front side), at least another air supply unit is located human waist opposite side (for example rear side), thereby can blow to the relative both sides of human waist, and then make the air supply area of whole device bigger, the cooling effect is better, the problem that the user receives the wind area undersize and influence the cooling effect when wearing has effectively been solved, and no matter the user has the use waistband, can all wear the use through the connecting band from the area, convenience of customers.

Description

Waist-wearing type fan device

Technical Field

The utility model belongs to the technical field of the fan, concretely relates to waist wear-type fan unit.

Background

At present, due to the gradual warming of global climate, the temperature in summer gradually rises, especially for some outdoor workers, the temperature of the outdoor working environment is too high, so that the body is easy to sweat by heating, especially the front side and the rear side of the waist of a human body are heated to sweat most seriously, which not only influences the working efficiency, but also easily causes physical discomfort such as heatstroke and the like. For the situation, a waist-hanging fan appears in the related prior art, but the existing waist-hanging fan is mostly a single air supply unit, the air supply area of the single air supply unit is small, and the cooling of the local position of the waist can only be realized, for example, the front side of the waist can only be cooled, the whole circle of the waist cannot be completely covered, especially the front side and the rear side of the waist, so that the cooling effect is poor; the existing waist hanging fan is clamped on a waistband of a user through a clip, and the waist hanging fan is inconvenient to use when the user does not use the waistband.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in that, to prior art's defect, a waist wear-type fan device is provided.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides a waist wear-type fan unit, include two at least air supply units and incite somebody to action the connecting band that two at least air supply units are connected, two at least air supply units with the connecting band defines out a jointly and wears the space, two at least air supply units are located respectively wear the relative both sides in space, every air supply unit include the casing and set up in at least one fan in the casing.

Further, preferably the casing includes and is close to wear the first lateral wall in space and keep away from wear the space and with the second lateral wall that the first lateral wall set up relatively, first lateral wall is crooked into the arc structure, correspond on the second lateral wall the fan is provided with at least one air intake.

Further, preferably, the waist-worn fan device further includes a cushion layer, the housing includes a first sidewall close to the wearing space, and the cushion layer is disposed on a side of the first sidewall close to the wearing space.

Further, it is preferable that a middle portion of the pad layer is recessed toward the first sidewall to form a groove.

Preferably, the groove penetrates through two opposite sides of the cushion layer, the first side wall is provided with at least one through hole corresponding to the groove, and the at least one through hole is communicated into the shell.

Further, it is preferable that the cushion layer includes a flexible casing having a cavity and a phase change material disposed within the cavity of the flexible casing.

Preferably, the shell is provided with at least one air inlet corresponding to the at least one fan, the waist-worn fan device further comprises a shielding-prevention baffle, the shielding-prevention baffle is arranged at the position of the at least one air inlet, the shielding-prevention baffle and the shell jointly define a first air inlet channel with an upward opening and a second air inlet channel with a downward opening, and the first air inlet channel and the second air inlet channel are respectively communicated with the at least one air inlet.

Further, preferably, the shielding prevention baffle comprises a first shielding portion and a second shielding portion which are connected with each other, a gap is reserved between the first shielding portion and the housing, the gap between the first shielding portion and the housing is gradually reduced in a direction from the edge of the housing to the at least one air inlet, and a gap is reserved between the second shielding portion and the housing, the gap between the second shielding portion and the housing is gradually reduced in a direction from the edge of the housing to the at least one air inlet.

Further, it is preferable that the shield prevention shield is formed in a shape of a long plate and is bent in an arc-shaped structure in a length direction.

Preferably, the at least two air supply units comprise a first air supply unit and a second air supply unit, the first air supply unit and the second air supply unit are located on two opposite sides of the wearing space, the first air supply unit comprises an electric control unit arranged in the shell, and the at least one fan in the first air supply unit and the at least one fan in the second air supply unit are respectively electrically connected with the electric control unit.

The utility model has the advantages that: the utility model provides a waist wear-type fan unit, this waist wear-type fan unit can wear in human waist, be provided with two at least air supply unit, and connect two at least air supply unit and wear in human waist through setting up the connecting band, make wherein at least one air supply unit be located human waist one side (for example the front side), another at least air supply unit is located human waist opposite side (for example the rear side), thereby can blow to the relative both sides of human waist, and then make the air supply area of whole device bigger, the cooling effect is better, the problem that receives the air area undersize and influence the cooling effect when effectively having solved the user and wearing, and no matter whether the user has the use waistband, all can wear the use through the connecting band from the area, convenience of customers.

Drawings

The invention will be further explained with reference to the drawings and examples, wherein:

fig. 1 is a schematic illustration of a waist-worn fan assembly according to some embodiments of the present invention;

fig. 2 is an exploded view of the first blowing unit of the waist-worn fan apparatus shown in fig. 1;

fig. 3 is an exploded schematic view of the second blowing unit of the waist-worn fan apparatus shown in fig. 1.

Detailed Description

In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

An element is said to be "secured to" or "disposed on" another element, either directly or indirectly to the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element.

The terms "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positions based on the orientations or positions shown in the drawings, and are for convenience of description only and not to be construed as limiting the technical solution. The terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. The meaning of "plurality" is two or more unless explicitly defined otherwise.

As shown in fig. 1-3, some embodiments of the present invention provide a waist-worn fan device, which can be worn on the waist of a human body, for example, on the inner side or the outer side of a garment worn on the waist of the human body, so as to dissipate heat of the human body. The waist-worn fan device comprises at least two air supply units 10 and a connecting band 20 for connecting the at least two air supply units 10, wherein the at least two air supply units 10 and the connecting band 20 define a wearing space 30 together, and the at least two air supply units 10 are respectively positioned at two opposite sides of the wearing space 30. That is, at least two air supply units 10 are connected end to end with the connecting band 20 to form a ring structure for wearing and fixing on the waist of the human body. The wearing space 30 may have a gap, which may be provided on the connection band 20, i.e., formed in an intermittent shape, so that the user may detach or fix the waist-worn fan apparatus from or to the user's waist by separating or connecting the gap of the connection band 20. This space is not constant under the condition that the connection band 20 has flexibility.

Each air supply unit 10 includes a housing 1 and at least one fan 2 disposed in the housing 1, and it is understood that there may be one fan 2, two fans, or even more fans, and the number is not particularly limited. The housing 1 is provided with at least one air inlet 121 and at least one air outlet 131 corresponding to at least one fan 2. It is understood that there may be one air inlet 121, two air inlets, or even more air inlets 121 corresponding to each air blower 2, and the number is not particularly limited. Similarly, the air outlet 131 corresponding to each fan 2 may also be provided with one, two, or even more, and the number is not specifically limited herein. The air inlet 121 and the air outlet 131 may be a linear hole, a curved hole, or a combination thereof, and the shape and size thereof are not particularly limited.

Above-mentioned waist wear-type fan unit can wear in human waist, it is provided with two at least air supply unit 10, and connect two at least air supply unit 10 through setting up connecting band 20, and wear in human waist through connecting band 20, make wherein at least one air supply unit 10 be located human waist one side (for example the front side), another at least air supply unit 10 is located human waist opposite side (for example the rear side), thereby can blow to the relative both sides of human waist, and then make the air supply area of whole device bigger, the cooling effect is better, the problem that the user receives the wind area undersize and influence the cooling effect when wearing has effectively been solved, and no matter whether the user has the use waistband, all can wear the use through the connecting band 20 from the area, convenience of customers.

Of course, in other embodiments, two or more air supply units 10 may be disposed at the front side of the waist of the human body, and two or more air supply units 10 may be disposed at the rear side of the waist of the human body, so as to blow air to the front side and the rear side of the waist of the human body; the air supply units 10 may be respectively disposed at the left and right sides of the human body so as to blow air to the left and right sides of the waist of the human body.

The housing 1 may in some embodiments comprise a first side wall 11 close to the wearing space 30 and a second side wall 12 opposite to the first side wall 11 and away from the wearing space 30, that is to say the first side wall 11 is the side close to the waist of the human body and the second side wall 12 is the side away from the waist of the human body. At least one air inlet 121 sets up on second lateral wall 12, that is to say, at least one air inlet 121 sets up on the one side of keeping away from human waist, avoids human waist to shelter from at least one air inlet 121 and the heat of human waist and gets into and influence the cooling effect of waist-wearing fan device from at least one air inlet 121, and at least one fan 2 sets up between first lateral wall 11 and second lateral wall 12.

The casing 1 further includes a third sidewall 13 disposed at the top between the first sidewall 11 and the second sidewall 12, a fourth sidewall 14 disposed at the bottom between the first sidewall 11 and the second sidewall 12, and two opposite end walls, the first sidewall 11, the second sidewall 12, the third sidewall 13, the fourth sidewall 14, and the two end walls are abutted to each other to form the casing 1 having an accommodating cavity, the at least one fan 2 is accommodated in the accommodating cavity, the at least one air outlet 131 is disposed on the third sidewall 13, the connecting band 20 is disposed on the two end walls, and the connecting band 20 can be made of an elastic material capable of elastically contracting.

First lateral wall 11 and second lateral wall 12 all bend into the arc structure, and the direction setting of space 30 is all worn towards to the crooked direction of first lateral wall 11 and second lateral wall 12, and its radian more laminates the waist when so that wear according to human waist curve design, more accords with human mechanics for human atress is more even, laborsaving, improves and wears the comfort. Preferably, the first side wall 11 and the second side wall 12 are arranged in parallel, and the distance between the first side wall and the second side wall is kept constant from one end to the other end, so that the human body can be stressed more uniformly and more labor-saving.

In a specific embodiment, the waist-worn fan apparatus further includes a cushion layer 3, the housing 1 includes a first sidewall 11 close to the wearing space 30, the cushion layer 3 is disposed on one side of the first sidewall 11 close to the wearing space 30, and the cushion layer 3 is detachably connected to the first sidewall 11 or fixedly connected thereto by glue. The setting of bed course 3 is used for making air supply unit 10 and the better laminating of human body, promotes to wear to experience the sense. The cushion layer 3 may be made of a flexible material entirely or at least near the side wall of the wearing space 30.

In another embodiment, the cushion layer 3 is made of heat-conducting silicone rubber, and the heat-conducting silicone rubber has soft and deformable characteristics and good heat-conducting performance and conducts heat generated by a human body to the outside of the human body.

In another embodiment, the cushion layer 3 includes a shell having a cavity and a phase-change material disposed in the cavity of the shell, where the shell may be a shell having a cavity made of heat-conducting silicone rubber, the phase-change material changes from a solid phase to a liquid phase after absorbing enough heat near a phase-change temperature point, or changes from a liquid phase to a solid phase after releasing enough heat, and the phase-change material may be a hydrated salt phase-change material and a waxy phase-change material, preferably a waxy phase-change material, and has advantages of wide phase-change temperature selectable range, high latent heat of phase change, no toxicity, no corrosivity, and relatively stable physicochemical properties. When the phase change material is in contact with a human body, the phase change material is subjected to phase change to release cold energy to the human body, so that the human body feels cool, and when the phase change material finishes the cold release, the phase change material is converted from a solid phase to a liquid phase, so that the phase change material is in contact with the human body more comfortably, absorbs heat of the human body and conducts the heat to the shell 1, and the heat conduction is accelerated.

In a specific embodiment, the cushion layer 3 is a hollow ring-shaped structure, the cushion layer 3 with the hollow ring-shaped structure is disposed along the edge of the first side wall 11, the middle part of the cushion layer 3 is recessed towards the first side wall 11 to form a groove 4, and the groove 4 may be a blind groove or a through groove. It can be understood that the arrangement of the groove 4 not only reduces the contact area of the cushion layer 3 and the human body, and is beneficial to heat dissipation of the human body, but also is beneficial to bending the cushion layer 3 into an arc-shaped structure which is fixedly attached to the first side wall 11.

Further, the groove 4 is a through groove, that is, the groove 4 penetrates through two opposite sides of the cushion layer 3, at least one through hole 111 is arranged at the position of the first side wall 11 corresponding to the groove 4, and the at least one through hole 111 communicates with the inside of the housing 1. When the human body is in the high temperature environment, the groove 4 is easy to accumulate heat, when the air supply unit 10 normally operates, negative pressure is formed inside the shell 1 due to the rotation of the fan 2, the heat in the groove 4 is timely taken away by the negative pressure through the through hole 111, and the cooling effect is achieved.

In a specific embodiment, the waist-worn fan device further includes an anti-shielding baffle 5, the anti-shielding baffle 5 may be disposed on the first sidewall 11, the anti-shielding baffle 5 is shielded at the at least one air inlet 121, the anti-shielding baffle 5 and the housing 1 together define a first air inlet channel with an upward opening and a second air inlet channel with a downward opening, the first air inlet channel and the second air inlet channel are respectively communicated with the at least one air inlet 121, and external air may enter the housing 1 through the at least one air inlet 121 via the first air inlet channel and the second air inlet channel at the same time; the shielding-proof baffle 5 is used for supporting clothes and preventing the clothes from shielding or blocking at least one air inlet 121, so that when a user wears the waist-wearing type fan device to the inner side of the clothes on the waist of the human body, the shielding-proof baffle 5 can support the clothes outwards without influencing the flow of the outside air to the air inlet 121 from different directions.

In a specific embodiment, the shielding-preventing baffle 5 includes a first shielding portion 51 and a second shielding portion 52 connected to each other, the first shielding portion 51 and the first sidewall 11 together define a first air inlet channel, the second shielding portion 52 and the first sidewall 11 together define a second air inlet channel, and the first shielding portion 51 and the second shielding portion 52 are connected to each other in a substantially V-shaped structure, that is, an included angle is formed between the first shielding portion 51 and the second shielding portion 52. Specifically, a gap is left between the first shielding portion 51 and the housing 1, and the gap between the first shielding portion and the housing 1 gradually decreases in a direction from the edge of the housing 1 toward the at least one air inlet 121, and a gap is left between the second shielding portion 52 and the housing 1, and the gap between the second shielding portion and the housing 1 gradually decreases in a direction from the edge of the housing 1 toward the at least one air inlet 121, so that the external air can enter the at least one air inlet 121 from the peripheral direction between the shielding baffle 5 and the housing 1, and the air entering from the first air inlet channel and the second air inlet channel cannot form convection, and is respectively introduced into the at least one air inlet 121 along the extending direction of the first shielding portion 51 and the extending direction of the second shielding portion 52.

Furthermore, the anti-shielding baffle 5 is in a longitudinal plate shape and is bent into an arc-shaped structure in the length direction, so that the radian of the clothes is the same, a certain position is prevented from being higher than other positions, and inelegance or discomfort of a user is avoided.

Further, the first shielding portion 51 and the second shielding portion 52 may be an integral structure and integrally formed during production, or the first shielding portion 51 and the second shielding portion 52 may be separate structures and fixedly connected or detachably connected therebetween, for example, the two are clamped.

Further, the shielding prevention baffle 5 and the shell 1 are of a split structure, and the shielding prevention baffle and the shell are detachably connected, for example, the shielding prevention baffle and the shell are in clamping connection, threaded connection and the like.

It should be understood that, in other embodiments, the shielding prevention baffle 5 may have other shapes and structures, for example, the first shielding portion 51 and the second shielding portion 52 are connected to form an arc structure, so that the shielding prevention baffle 5 is in a curved arc structure in the width direction as long as it encloses with the outer surface of the housing 1 to form at least two air inlet channels, and can support the clothes, play a role in preventing the clothes from shielding or blocking the air inlet 121, keep a certain gap between the clothes and the air inlet 121, and ensure that other external air inlet channels in different directions can enter the air inlet 121.

Further, the at least two air supply units 10 include a first air supply unit 101 and a second air supply unit 102, the first air supply unit 101 and the second air supply unit 102 are located on opposite sides of the wearing space 30, the first air supply unit 101 includes an electronic control unit 40 disposed in the housing 1, and at least one fan 2 in the first air supply unit 101 and at least one fan 2 in the second air supply unit 102 are respectively connected to the electronic control unit 40.

In a specific embodiment, the first air supply unit 101 includes an electronic control unit 40 disposed in the housing 1, and two fans 2 disposed on opposite sides of the electronic control unit 40, so that the center of gravity of the first air supply unit 101 is centered, the electronic control unit 40 is electrically connected to the two fans 2, and each fan 2 is correspondingly provided with an air inlet 121 and a plurality of air outlets 131; specifically, the electronic control unit 40 includes a circuit board 42, the two fans 2 are electrically connected to the circuit board 42, the circuit board 42 is used to control the fans 2 to work, and a control button 43 can be provided for the convenience of using the circuit board 42, where the control button 43 includes a switch for controlling the fans 2 to be turned on and off and an air volume adjusting button for controlling the air volume of the fans 2; the electronic control unit 40 may also include a battery 41 in electrical communication with the circuit board 42, the battery 41 being in electrical communication with each blower 2, the battery 41 being used to power the blower 2; of course, the fan 2 may also be powered by an external mobile power source, and is not particularly limited.

In a specific embodiment, the at least two air supply units 10 further include a second air supply unit 102, it can be understood that the waist-worn fan device includes two air supply units, one is a first air supply unit 101, the other is a second air supply unit 102, the first air supply unit 101 and the second air supply unit 102 are connected through the connecting band 20, and the first air supply unit 101 and the second air supply unit 102 are respectively disposed at two opposite sides of the wearing space 30, when worn, one is located at the front of the human body, and the other is located at the back of the human body, so that the front and the back of the waist can be simultaneously blown, the blowing area is larger, and the cooling effect is more obvious. Specifically, three fans 2 are arranged in the housing 1 of the second air supply unit 102, the three fans 2 are arranged side by side along the length direction of the housing 1 at intervals, each fan 2 is correspondingly provided with an air inlet 121 and a plurality of air outlets 131, and each fan 2 is electrically connected with the electronic control unit 40. It can be understood that the circuit board 42 is electrically connected to the two fans 2 of the first air supply unit 101 and the three fans 2 of the second air supply unit 102, the battery 41 is also electrically connected to the two fans 2 of the first air supply unit 101 and the three fans 2 of the second air supply unit 102, the circuit board 42 is configured to control the on/off of the five fans 2 and the air supply amount, and the battery 41 is configured to supply power to the five fans 2. The overall shapes, sizes and weights of the first air supply unit 101 and the second air supply unit 102 are basically the same, that is, the position relations of the two fans 2 in the first air supply unit 101, the electric control unit 40 and the three fans 2 in the second air supply unit 102 are arranged in a one-to-one correspondence manner as much as possible, so that when the air conditioner is worn on a human body, the stress is more uniform, and the wearing experience is improved.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and implement the present invention accordingly, which can not limit the protection scope of the present invention. All equivalent changes and modifications made within the scope of the claims of the present invention shall fall within the scope of the claims of the present invention.

Claims

1. The utility model provides a waist wear-type fan unit, its characterized in that, includes two at least air supply units and incites somebody to action the connecting band that two at least air supply units are connected, two at least air supply units with the connecting band limits out one jointly and wears the space, two at least air supply units are located respectively wear the relative both sides in space, every air supply unit include the casing and set up in at least one fan in the casing.

2. The waist-worn fan device according to claim 1, wherein the housing comprises a first side wall close to the wearing space and a second side wall far away from the wearing space and opposite to the first side wall, the first side wall is curved into an arc-shaped structure, and the second side wall is provided with at least one air inlet corresponding to the at least one fan.

3. The waist-worn fan apparatus according to claim 1, further comprising a cushion layer, wherein the housing includes a first sidewall adjacent to the wearing space, and the cushion layer is disposed on a side of the first sidewall adjacent to the wearing space.

4. The waist-worn fan apparatus according to claim 3, wherein the middle portion of the cushion layer is recessed toward the first sidewall with a groove.

5. The waist-worn fan apparatus according to claim 4, wherein the grooves extend through opposite sides of the cushion layer, and the first sidewall is provided with at least one through hole corresponding to the grooves, and the at least one through hole is communicated with the housing.

6. The waist-worn fan apparatus of claim 3, wherein the cushion comprises a housing having a cavity and a phase change material disposed within the cavity of the housing.

7. The waist-worn fan device according to claim 1, wherein the housing is provided with at least one air inlet corresponding to the at least one fan, the waist-worn fan device further comprises an anti-shielding baffle, the anti-shielding baffle shields the at least one air inlet, the anti-shielding baffle and the housing together define a first air inlet channel with an upward opening and a second air inlet channel with a downward opening, and the first air inlet channel and the second air inlet channel are respectively communicated with the at least one air inlet.

8. The waist-worn fan device according to claim 7, wherein the anti-shielding baffle comprises a first shielding portion and a second shielding portion which are connected, a gap is reserved between the first shielding portion and the housing, the gap between the first shielding portion and the housing is gradually reduced in a direction from the edge of the housing to the at least one air inlet, and a gap is reserved between the second shielding portion and the housing, the gap between the second shielding portion and the housing is gradually reduced in a direction from the edge of the housing to the at least one air inlet.

9. The waist-worn fan apparatus according to claim 7, wherein the shield-preventing shutter has a shape of a long plate and is curved in an arc-shaped configuration in a length direction.

10. The waist-worn fan device according to claim 1, wherein the at least two air supply units include a first air supply unit and a second air supply unit, the first air supply unit and the second air supply unit are located on opposite sides of the wearing space, the first air supply unit includes an electric control unit disposed in the housing, and the at least one blower in the first air supply unit and the at least one blower in the second air supply unit are electrically connected to the electric control unit, respectively.