CN214366800U - Hanging neck type fan - Google Patents

Abstract

The utility model provides a hang neck formula fan. The hanging neck type fan comprises an arc-shaped shell, a first fan assembly and a second fan assembly, wherein the arc-shaped shell comprises a first part, a middle part and a second part which are sequentially connected along an extending direction, the first part and the second part respectively comprise a free end, a first connecting end and a main body part connected between the free end and the first connecting end, the middle part comprises second connecting ends positioned at two ends, the arc-shaped shell is provided with a containing cavity, an air inlet and an air outlet, the first fan assembly is arranged close to the free end and used for guiding air of the air inlet to the air outlet of the first part and the second fan assembly through the containing cavity; the second fan assembly is disposed adjacent to the first connection end or the second connection end, and is configured to guide the wind guided by the first fan assembly to the wind outlet of the middle portion through the receiving cavity.

Description

Hanging neck type fan

Technical Field

The utility model relates to a fan field, concretely relates to hang neck formula fan.

Background

In recent years, people are pursuing more convenient life, and various portable fans such as neck-hung fans appear on the market in order to meet the requirement that practical fans are needed for outdoor activities or other life scenes. The activity limitation that handheld fan brought has been solved in appearance of hanging neck formula fan, no matter be sports, outdoor activities or use scenes such as office, hang neck formula fan can all liberate user's both hands, need not handheld effect that can realize anytime and anywhere bloies.

In current string of neck formula fan, generally have two fan assembly that set up in string neck portion both ends, this kind of fan assembly flabellum is less usually, and the air-out is limited, leads to string neck formula fan air-out rate low, can not rapid cooling scheduling problem, needs to improve.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a hang neck formula fan that air-out rate is higher.

An embodiment of the utility model provides a hang neck formula fan, it includes arc shell, first fan subassembly and second fan subassembly, the arc shell includes first part, mid portion and the second part that connects gradually along the extending direction, first part and the second part all include free end, first link and connect in the free end reaches the main part between the first link, the mid portion includes the second link that is located both ends, the arc shell has storage chamber, air intake and air outlet, the storage chamber by the free end of first part extends to the free end of second part along the extending direction of arc shell, the air intake set up in the free end, the air outlet is located first part, mid portion reaches the second part, first fan subassembly is close to the free end sets up, the air outlet and the second fan assembly are used for guiding the wind of the air inlet to the first part through the accommodating cavity; the second fan assembly is arranged adjacent to the first connecting end or the second connecting end and used for guiding the wind guided by the first fan assembly to the wind outlet of the middle part through the accommodating cavity.

Compared with the prior art, in the hanging neck type fan in the embodiment, the first fan assembly guides the air of the air inlet to the air outlet of the first part and the second fan assembly through the accommodating cavity, the second fan assembly guides the air guided by the first fan assembly to the air outlet of the middle part through the accommodating cavity, and the second fan assembly is matched with the first fan assembly, so that the air in the air channel is more uniform, the air outlet rate of the air outlet is improved, a better ventilation effect is achieved, the temperature is quickly reduced, and the air outlet comfort degree is improved. Because first fan unit spare, second fan unit spare all is located accomodate the chamber for foreign matter such as hair is difficult for being drawn into fan unit spare, can improve the security of using. In addition, two fan unit intervals set up, and the part between the two has the air outlet, not only guarantees the homogeneity of air-out, also can improve air-out intensity, promotes the cooling effect.

Further, in some embodiments, the arc-shaped housing includes a side wall structure with a ring-shaped cross section, the receiving cavity is in a shape of a circular tube extending along an extending direction of the arc-shaped housing, and the air outlet is disposed on an inner side of the side wall structure for being adjacent to a neck of a human body and/or on a top side for facing a face of the human body. It can be understood that the pipe form accomodate the chamber and regard as the wind channel simultaneously, can carry out the wind-guiding to the air inlet, be favorable to leading the air inlet the air outlet improves the air deflection rate, simultaneously, the air outlet set up in the top side that is used for the inboard of neighbouring human neck of lateral wall structure and/or is used for facing human face for the air-out can reach better quick cooling effect towards human face and head.

Further, in some embodiments, the free end includes an air inlet front cover, the air inlet front cover is disposed outside the first fan assembly and connected to the main body, and the air inlet is located in the air inlet front cover. It can be understood that the air inlet is positioned on the air inlet front cover, so that the appearance is attractive, foreign matters are not easy to roll in, and the safety is improved.

Further, in some embodiments, the first fan assembly includes a first fixing frame, a first motor, a first driving shaft, and a first fan, the first motor is disposed on the first fixing frame, the first fan is connected to the first motor through the first driving shaft, an axial direction of the first driving shaft is the same as an extending direction of an end of the main body portion adjacent to the free end, the first fixing frame is further formed with a ventilation hole that is hollow and/or a ventilation channel is formed between the first fixing frame and the arc-shaped housing, so that the first fan assembly guides the wind from the wind inlet toward the wind outlet through the ventilation hole or the ventilation channel. It can be understood that, by guiding the first driving shaft, the vent hole or the air duct, the first fan can directly guide the wind from the wind inlet to the wind outlet, and high wind guiding efficiency is achieved.

Further, in some embodiments, the second fan assembly includes a second fixing frame, a second motor, a second driving shaft, and a second fan, the second motor is disposed on the second fixing frame, the second fan is connected to the second motor through the second driving shaft, an axial direction of the second driving shaft is the same as an extending direction of a portion of the main body, the second fixing frame is further formed with a ventilation hole that is hollow and/or a ventilation channel is formed between the second fixing frame and the arc-shaped housing, so that the second fan assembly guides the wind guided by the first fan assembly toward a side away from the first fan assembly through the ventilation hole or the ventilation channel. It can be understood that, through the guidance of the second driving shaft, the ventilation hole or the air duct, the wind guided by the first fan assembly can be guided towards the side far away from the first fan assembly through the ventilation hole or the air duct, so that the wind outlet in the whole air duct is more uniform, and higher wind guiding efficiency is achieved.

Further, in some embodiments, the diameter of the arc-shaped housing gradually decreases in a direction in which the first fan is directed toward the second fan, and the diameter of the first fan is larger than the diameter of the second fan. The diameter gradual change of arc shell can increase the comfort level of wearing, the diameter of first fan is greater than the diameter of second fan, also can the adaptation the diameter of arc shell changes, makes first fan unit second fan unit can stable installation in accomodate the chamber, has ensured hang stability, the security of neck formula fan during operation.

Further, in some embodiments, the hanging neck type fan further includes a power supply and control assembly, the power supply and control assembly includes at least one of a control button, a battery and a control panel, at least a portion of the power supply and control assembly is accommodated in the accommodating cavity and located between the first fan assembly and the second fan assembly, the power supply and control assembly includes a control button, a battery and a control panel, the arc-shaped housing further includes a button opening corresponding to the control button, at least a portion of the control button is accommodated in the button opening and used for a user to operate, the control button is located in the accommodating cavity and connected with the control button, and the battery is located on one side of the control panel away from the control button. It can be understood that the power supply and the control assembly are accommodated in the accommodating cavity, and the design can enable the power supply and the control assembly to be independently designed for heat dissipation, wiring and the like, so that the appearance is attractive, and meanwhile, the electricity utilization safety is increased.

Further, in some embodiments, the first portion and the middle portion and/or the second portion and the middle portion are rotatably connected, so that the air outlet direction of the air outlet is adjustable. The user can be according to the demand of self through rotating the first portion with the mid portion the second portion with rotation between the mid portion is connected, thereby adjusts the air-out direction of air outlet, makes the air-out of hanging neck formula fan is more comfortable, and the adjustment process is simple and convenient, and user experience feels better.

Further, in some embodiments, the middle portion includes a first section and a second section that are disposed opposite to each other, the first section is connected to the first portion, the second section is connected between the first section and the second portion, and the first section and the second section are rotatably connected to each other, so that the air outlet direction of the air outlet is adjustable. It can be understood that the user can be through rotating first section with rotatable coupling adjusts between the second section the air-out direction of air outlet makes hang more demand scenes of neck formula fan can satisfy the user, when the operation is convenient, promotes user comfort in use.

Further, in some embodiments, the hanging neck type fan further includes a universal structure located in the middle portion and capable of supporting the middle portion, and the arc-shaped housing and the universal structure include deformable materials, so that the shape of the middle portion can be changed by applying an external force to the arc-shaped housing and the universal structure, and the air outlet direction of the air outlet can be changed. It can be understood that the user can be through buckling universal structure, the cooperation first portion with the mid portion the second portion with rotation between the mid portion is connected, can further increase the adjustment range of air outlet makes hang the more demand scenes of neck fan ability satisfy the user, when the operation is convenient, promotes user comfort.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic perspective view of a neck hanging fan according to a first embodiment of the present invention;

FIG. 2 is an exploded perspective view of the neck hanging fan shown in FIG. 1;

fig. 3 is a schematic perspective view of a neck hanging fan according to a second embodiment of the present invention;

FIG. 4 is an exploded perspective view of the neck hanging fan shown in FIG. 2;

fig. 5 is a three-dimensional exploded view of a hanging neck type fan according to a third embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

The terms "first," "second," and "third," etc. in the description and claims of the present invention and the above-described drawings are used for distinguishing between different objects and not for describing a particular order. Furthermore, the terms "comprises" and any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.

Referring to fig. 1-2, the hanging-neck fan 100 includes an arc-shaped housing 1, a first fan component 21 and a second fan component 22, the arc-shaped housing 1 includes a first portion 111, a middle portion 113 and a second portion 112 sequentially connected along an extending direction, each of the first portion 111 and the second portion 112 includes a free end 111a, a first connecting end 111d and a main body portion 111c connected between the free end 111a and the first connecting end 111d, the middle portion 113 includes second connecting ends 113a at two ends, the arc-shaped housing 1 has a receiving cavity 12, an air inlet 13 and an air outlet 14, the receiving cavity 12 extends from the free end 111a of the first portion 111 to the free end 111a of the second portion 112 along the extending direction of the arc-shaped housing 1, the air inlet 13 is disposed at the free end 111a, the air outlet 14 is located at the first portion 111, the middle portion 113 and the second portion 112, and the first fan assembly 21 is disposed adjacent to the free end 111a and is used for guiding the air from the air inlet 13 to the air outlet 14 of the first portion 111 and the second fan assembly 22 via the receiving cavity 12; the second fan assembly 22 is disposed adjacent to the first connection end 111d or the second connection end 113a, and is used for guiding the wind guided by the first fan assembly 21 to the wind outlet 14 of the middle portion 113 through the receiving cavity 12.

Compared with the prior art, in the hanging neck type fan 100 of the above embodiment, after the first fan assembly 21 guides the wind from the wind inlet 13 to the wind outlet 14 of the first portion 111 and the second fan assembly 22 through the accommodating cavity 12, the second fan assembly 22 guides the wind guided by the first fan assembly 21 to the wind outlet 14 of the middle portion 113 through the accommodating cavity 12, and the second fan assembly 22 is matched with the first fan assembly 21, so that the wind in the wind channel is more uniform, the wind outlet rate of the wind outlet 14 is increased, and a better ventilation effect is achieved, thereby the temperature is rapidly reduced, and the wind outlet comfort level is increased. Because the first fan assembly 21 and the second fan assembly 22 are both located in the accommodating cavity 12, foreign matters such as hair are not easy to be drawn into the fan assemblies, and the use safety can be improved. In addition, two fan assembly 21, 22 intervals set up, and the part between the two has air outlet 14, not only guarantees the homogeneity of air-out, also can improve the air-out intensity, promotes the cooling effect.

Specifically, the arc-shaped housing 1 includes a side wall structure 118 with an annular cross section, the receiving cavity 12 is in a circular tube shape extending along the extending direction of the arc-shaped housing 1, and the air outlet 14 is disposed on the inner side of the side wall structure 118 for being adjacent to the neck of the human body and/or on the top side for facing the face of the human body. It can be understood that the pipe form accomodate chamber 12 and regard as the wind channel simultaneously, can carry out the wind-guiding to the air inlet, be favorable to leading the air inlet air outlet 14 improves the air deflection rate, simultaneously, air outlet 14 set up in lateral wall structure 118 be used for the inboard of neighbouring human neck and/or be used for towards the top side of human face for the air-out can reach better quick cooling effect towards human face and head.

Further, the free end 111a includes an air inlet front cover 111e, the air inlet front cover 111e covers the first fan assembly 21 and is connected to the main body 111c, and the air inlet 13 is located in the air inlet front cover 111 e. It can be understood that the air inlet 13 is located on the air inlet front cover 111e, which not only has beautiful appearance, but also is not easy to roll foreign matters, thereby increasing the safety.

Further, the first fan assembly 21 includes a first fixing frame 211, a first motor 212, a first driving shaft 213 and a first fan 214, wherein the first motor 212 is disposed on the first fixing frame 211, and specifically, the first motor 212 may be fixed in a fixing hole 211a of the first fixing frame 221. The first fan 214 is connected to the first motor 212 through the first driving shaft 213, an axial direction of the first driving shaft 213 is the same as an extending direction of an end of the main body portion 111c adjacent to the free end 111a, the first fixing frame 211 is further formed with a ventilation hole 211b that is hollow, and/or a ventilation channel is formed between the first fixing frame 211 and the arc-shaped housing 1, so that the first fan assembly 21 guides the wind from the wind inlet 13 toward the wind outlet 14 through the ventilation hole 211b or the ventilation channel. The number of the ventilation holes 211b may be plural, and the plurality of ventilation holes 211b are annularly provided at the periphery of the fixing hole 211 a. By guiding the first driving shaft 213, the ventilation hole 211b, or the ventilation channel, the first fan 214 can directly guide the wind from the wind inlet 13 to the wind outlet 14, thereby achieving high wind guiding efficiency.

The second fan assembly 22 includes a second fixing frame 221, a second motor 222, a second driving shaft 223 and a second fan 224, wherein the second motor 222 is disposed on the second fixing frame 221, and specifically, the second motor 222 may be fixed in a fixing hole 221a of the second fixing frame 221. The second fan 224 is connected to the second motor 222 through the second driving shaft 223, an axial direction of the second driving shaft 223 is the same as an extending direction of a portion of the main body portion 111c, the second fixing frame 221 is further formed with a ventilation hole 221b that is hollow and/or an air duct is formed between the second fixing frame 221 and the arc-shaped housing 1, so that the second fan assembly 22 guides the wind guided by the first fan assembly 21 toward a side away from the first fan assembly 21 through the ventilation hole 221b or the air duct. It is understood that the number of the vent holes 221b may be plural, and a plurality of the vent holes 221b are annularly disposed on the periphery of the fixing hole 221 a. By the guidance of the second drive shaft 223, the vent hole 221b, or the air duct, the wind guided by the first fan assembly 21 can be guided toward the side away from the first fan assembly 21 via the vent hole 221b or the air duct, achieving high wind guiding efficiency.

Specifically, the diameter of the first fan 214 may be larger than the diameter of the second fan 224. Further, the diameter of the arc-shaped casing 1 is gradually reduced along the direction that the first fan 214 points to the second fan 224, and the diameter of the first fan 214 is larger than that of the second fan 224. The diameter of arc shell 1 gradually changes, can increase the comfort level of wearing, the diameter of first fan 214 is greater than the diameter of second fan 224, also can the adaptation the diameter of arc shell 1 changes, makes first fan assembly 21 second fan assembly 22 can stable installation in accomodate the chamber, has ensured stability, the security of hanging neck formula fan 100 during operation.

Further, the hanging neck type fan 100 further comprises a power supply and control assembly 3, the power supply and control assembly 3 comprises at least one of a control key 31, a battery 32 and a control panel 33, at least a part of the power supply and control assembly 3 is accommodated in the accommodating cavity 12 and located between the first fan assembly 21 and the second fan assembly 22, the power supply and control assembly 3 comprises a control key 31, a battery 32 and a control panel 33, the arc-shaped housing 1 further comprises a key opening 15 corresponding to the control key 31, at least a part of the control key 31 is accommodated in the key opening 15 and used for being operated by a user, the control key 31 is located in the accommodating cavity 12 and connected with the control key 31, and the battery 32 is located on one side of the control panel 33 away from the control key 31. It can be understood that, by receiving the power supply and the control component through the receiving cavity 12, the design can enable the power supply and the control component to be designed for heat dissipation, wiring and the like independently, so that the appearance is attractive, and meanwhile, the electricity utilization safety is increased.

It is understood that the first portion 111, the middle portion 113 and the second portion 112 may be integrally formed, or may be separately formed and integrated by means of snap-fit, adhesion, or the like, or may be detachably connected to one another. In this embodiment, the first portion 111 and the middle portion 113 and/or the second portion 112 and the middle portion 113 are/is rotatably connected, so that the air outlet direction of the air outlet 14 is adjustable. The user can rotate according to the demand of oneself first portion 111 with middle part 113, second portion 112 with rotate between the middle part 113 and be connected to the adjustment air outlet 14's air-out direction makes the air-out of hanging neck formula fan 100 is more comfortable, and the adjustment process is simple and convenient, and user experience feels better.

Referring to fig. 3-4, in some embodiments, the middle portion 113 includes a first section 113b and a second section 113c that are disposed opposite to each other, the first section 113b is connected to the first portion 111, the second section 113c is connected between the first section 113b and the second portion 112, and the first section 113b and the second section 113c are rotatably connected to each other, so that the air outlet direction of the air outlet 14 is adjustable. It can be understood that the user can adjust the air outlet direction of the air outlet 14 by rotating the first section 113b and the second section 113c to be rotatably connected, so that the hanging neck type fan 100 can meet more demands of the user, and the use comfort of the user is improved while the operation is convenient.

Referring to fig. 5, in some embodiments, the hanging neck fan 100 further includes a universal structure 4 located at the middle portion 113 and capable of supporting the middle portion 113, and the arc-shaped housing 1 and the universal structure 4 include deformable materials, so that the shape of the middle portion 113 can be changed by applying an external force to the arc-shaped housing 1 and the universal structure 4, and further, the air outlet direction of the air outlet 14 can be changed. It can be understood that, the user can further increase the adjustment range of the air outlet 14 by bending the universal structure 4 and matching the first portion 111 with the middle portion 113 and the second portion 112 with the rotation connection between the middle portions 113, so that the hanging neck type fan 100 can meet more demand scenes of the user, and the use comfort of the user is improved while the operation is convenient.

Further, the gimbal structure 4 may comprise a hollow gimbal hose or a solid gimbal shaped bar. Wherein, the universal hose is a metal hose. The universal shaping rod can comprise a metal supporting core (such as an aluminum rod) or a metal supporting core and a cladding body which is wrapped on the periphery of the metal supporting core, wherein the cladding body comprises at least one of plastic and silica gel.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims (10)

1. The utility model provides a hang neck formula fan which characterized in that: the method comprises the following steps:

the arc-shaped shell comprises a first part, a middle part and a second part which are sequentially connected along the extension direction, the first part and the second part respectively comprise a free end, a first connecting end and a main body part connected between the free end and the first connecting end, the middle part comprises second connecting ends positioned at two ends, the arc-shaped shell is provided with a containing cavity, an air inlet and an air outlet, the containing cavity extends from the free end of the first part to the free end of the second part along the extension direction of the arc-shaped shell, the air inlet is arranged at the free end, and the air outlet is positioned at the first part, the middle part and the second part;

a first fan assembly disposed adjacent to the free end for directing wind from the wind inlet to the wind outlet of the first portion via the receiving cavity;

the second fan assembly is arranged adjacent to the first connecting end or the second connecting end and used for guiding the wind guided by the first fan assembly to the wind outlet of the middle part through the accommodating cavity.

2. The hanging neck fan of claim 1, wherein: the arc shell includes that the cross-section is annular lateral wall structure, it is followed to accomodate the chamber the pipe form that the extending direction of arc shell extends, the air outlet set up in the inboard that is used for neighbouring human neck of lateral wall structure and/or be used for towards the top side of human face.

3. The hanging neck fan of claim 1, wherein: the free end comprises an air inlet front cover, the air inlet front cover is covered outside the first fan assembly and connected with the main body part, and the air inlet is located in the air inlet front cover.

4. The hanging neck fan of claim 1, wherein: first fan unit includes first mount, first motor, first drive shaft and first fan, first motor set up in on the first mount, first fan passes through first drive shaft is connected first motor, the axial of first drive shaft with the main part is close to the extending direction of the one end of free end is the same, first mount still is formed with the ventilation hole of well expert and/or first mount with form the ventiduct between the arc shell, make first fan unit will the wind of air intake via the ventilation hole or the ventiduct orientation the air outlet guide.

5. The hanging neck fan of claim 4, wherein: the second fan assembly comprises a second fixing frame, a second motor, a second driving shaft and a second fan, the second motor is arranged on the second fixing frame, the second fan is connected with the second motor through the second driving shaft, the axial direction of the second driving shaft is the same as the extending direction of the part of the main body part, a ventilation hole communicated with the second fixing frame is formed in the second fixing frame, and/or an air channel is formed between the second fixing frame and the arc-shaped shell, so that the second fan assembly guides wind guided by the first fan assembly through the ventilation hole or the air channel towards one side away from the first fan assembly.

6. The hanging neck fan of claim 5, wherein: the diameter of the arc-shaped shell is gradually reduced along the direction that the first fan points to the second fan, and the diameter of the first fan is larger than that of the second fan.

7. The hanging neck fan of claim 5, wherein: the hanging neck type fan further comprises a power supply and control assembly, the power supply and control assembly comprises at least one of a control key, a battery and a control panel, and at least part of the power supply and control assembly is accommodated in the accommodating cavity and located between the first fan assembly and the second fan assembly.

8. The hanging neck fan of claim 1, wherein: the first portion and the middle portion are rotatably connected and/or the second portion and the middle portion are rotatably connected, so that the air outlet direction of the air outlet is adjustable.

9. The hanging neck fan of claim 1, wherein: the middle part comprises a first section and a second section which are oppositely arranged, the first section is connected with the first part, the second section is connected between the first section and the second part, and the first section is rotatably connected with the second section, so that the air outlet direction of the air outlet is adjustable.

10. The hanging neck fan of claim 1, wherein: hang neck formula fan still including being located the mid portion just can support the universal structure of mid portion, the arc shell reaches universal structure includes deformable material for through applying external force extremely the arc shell reaches universal structure can change the mid portion shape, and then change the air-out direction of air outlet.

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