CN214742181U - Hanging neck fan - Google Patents

Abstract

The utility model discloses a hang neck fan, wear the frame including the neck, locate respectively two first fan wheels of wearing frame both ends of neck and locate two second fan wheels between the first fan wheel, wear to be equipped with respectively with the first air outlet that first fan wheel corresponds on the frame and respectively with the second air outlet that the second fan wheel corresponds, the wind that produces when the first fan wheel operates blows off from the first air outlet, the second air outlet is located the neck wears the frame and faces the inside wall of human neck, the wind that produces when the second fan wheel operates blows off from the second air outlet towards the neck wears to set up the region that forms in enclosing; when the neck hanging fan is worn on the neck of a human body, the air blown out from the first air outlet can dissipate heat and cool the face of the human body, and the air blown out from the second air outlet can dissipate heat of two sides of the neck of the human body or the back neck of the human body, so that heat dissipation of a plurality of different parts of the human body can be achieved, and the wind power blown out by the neck hanging fan is strong.

Description

Hanging neck fan

Technical Field

The utility model relates to a portable fan technical field especially relates to a hang neck fan.

Background

In recent years, along with the improvement of people's living standard, people also progressively improve to the requirement of cooling product, a lot of neck fans hang have appeared on the market, but current neck fan of hanging is usually to establish the fan wheel at the neck and wear the frame and keep away from the tip of human neck, and this has just led to human neck and human head rear side air-out dynamics not enough, and wind-force is weak for the user experiences when using the fan of hanging the neck to cool down and feels not good.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a hang neck fan can blow to human different positions, and wind-force is powerful, and experience when reinforcing user uses feels.

The embodiment of the utility model provides a hang neck fan includes a frame, locates respectively wear the frame including the neck two first fan wheels at frame both ends and locate two second fan wheels between the first fan wheel, the neck wear be equipped with respectively on the frame with first air outlet that first fan wheel corresponds and respectively with the second air outlet that the second fan wheel corresponds, the wind that produces when first fan wheel operates is followed first air outlet blows out, the second air outlet is located the frame face is worn to the neck on the inside wall of human neck, the wind that produces when second fan wheel operates is followed the second air outlet court the neck is worn to set up and is enclosed to establish the region of formation and blow out.

In an embodiment, a second air inlet is disposed on an outer side wall of the neck wearing frame facing away from the neck of the human body, and the second air outlet and the second air inlet are respectively disposed opposite to the second impeller.

In an embodiment, a partition board is further disposed in the neck wearing frame, the partition board surrounds the periphery of the second fan wheel, the partition board separates the second fan wheel from an inner space of the neck wearing frame, and opposite ends of the partition board are respectively connected to the inner side wall and the outer side wall to form an air duct communicating the second air inlet with the second air outlet.

In an embodiment, the positions of the neck wearing frame corresponding to the second fan wheels are respectively provided with a second air inlet, and the second air outlet is arranged on the inner side wall of the neck wearing frame and between the two second fan wheels.

In an embodiment, a partition plate is further arranged in the neck wearing frame, the partition plate surrounds the periphery of one side, away from the second air outlet, of the second fan wheel, two ends of the partition plate are respectively connected with the inner side wall and the outer side wall, the partition plate, the inner side wall and the outer side wall define together to form an air outlet portion, an opening of the air outlet portion faces the second air outlet, and air generated during operation of the second fan wheel is collected to the opening through the air outlet portion and blown out from the second air outlet.

In one embodiment, the neck wearing frame comprises a second shell and two first shells respectively connected with two opposite ends of the second shell, the first fan wheels are respectively located at the ends of the first shells far away from the second shell, the second fan wheels are respectively located at two ends of the second shell, and the first shells are rotatably connected with respect to the second shell.

In an embodiment, one of the first housing and the second housing is provided with a connecting portion, the other is provided with a connecting groove engaged with the connecting portion, two sides of the connecting portion are respectively provided with a pivot post, two sides of the connecting groove are respectively provided with a pivot groove corresponding to the pivot post, the connecting portion is pivotally connected in the connecting groove, and the first housing can rotate towards the inner side relative to the second housing.

In an embodiment, the inner side wall and the outer side wall of the first casing are respectively provided with a first air inlet at a position corresponding to the first impeller, and the first air outlet is arranged on the side wall of the first casing and extends along the length direction thereof.

In an embodiment, a wind shielding member is further disposed in each of the first housings, the wind shielding member extends obliquely from a position close to a lower edge of the first impeller to a position close to an upper edge of the first air outlet, the wind shielding member divides an internal space of the first housing into a first chamber and a second chamber, the first impeller is disposed in the first chamber, the first air outlet is communicated with the first chamber, and a circuit board is disposed in at least one of the second chambers of the first housing; and/or the presence of a gas in the gas,

the first air outlet comprises a plurality of air outlets distributed along the length direction of the first shell, at least two wind-blocking pieces are arranged in the first shell respectively, the wind-blocking pieces are arranged side by side along the length direction of the first shell, and wind generated during operation of the first fan wheel blows out the air outlets from different positions respectively after the wind-blocking pieces are shunted.

In an embodiment, a mounting groove is further formed in the second casing between the two second fan wheels, and the mounting groove is used for accommodating a battery and/or a circuit board.

To sum up, the utility model provides a neck hanging fan, which comprises a neck wearing frame, two first fan wheels respectively arranged at the end part of the neck wearing frame, and two second fan wheels arranged between the two first fan wheels, wherein the neck wearing frame is provided with a first air outlet respectively corresponding to the first fan wheels and a second air outlet respectively corresponding to the second fan wheels, the air generated when the first fan wheels are operated is blown out from the first air outlet, the second air outlet is positioned on the inner side wall of the neck wearing frame facing to the neck of the human body, the air generated when the second fan wheels are operated is blown out from the second air outlet towards the neck wearing frame in an area formed by enclosure, when the neck hanging fan is worn on the neck of the human body, the air blown out from the first air outlet can cool the face of the human body for cooling the face of the human body, and the air blown out from the second air outlet can cool both sides of the neck of the human body or the back neck of the human body, through the cooperation of first impeller and second impeller, not only can solve the heat dissipation of a plurality of different positions of human body, and make hang the wind-force reinforce that the neck fan blew out, also can satisfy the user demand that the user is different simultaneously.

Drawings

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

Fig. 2 is another perspective view of the neck hanging fan according to an embodiment of the present invention.

Fig. 3 is an exploded view of a neck hanging fan according to an embodiment of the present invention.

Fig. 4 is another exploded perspective view of the neck hanging fan according to an embodiment of the present invention.

Fig. 5 is a perspective view of a neck hanging fan according to another embodiment of the present invention.

Fig. 6 is an exploded view of a neck hanging fan according to another embodiment of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments.

Before the embodiments are described in detail, it is to be understood that the invention is not limited in its application to the details of construction and the arrangements of components set forth in the following description or illustrated in the drawings. The utility model discloses can be the embodiment that other modes realized. Also, it is to be understood that the phraseology and terminology used herein is for the purpose of description and should not be regarded as limiting. The use of "including," "comprising," "having," and the like, herein is meant to encompass the items listed thereafter and equivalents thereof as well as additional items. In particular, when "a certain element" is described, the present invention does not limit the number of the element to one, and may include a plurality of the elements.

The embodiment of the utility model provides a hang neck fan, can be used to wear at human neck, be used for giving the heat dissipation cooling of human body, as shown in fig. 1 to 4, wear the frame including the neck, locate two first fan wheels 101 of wearing frame both ends of neck respectively, and locate two second fan wheels 201 between two first fan wheels 101, wear to be equipped with respectively with first fan wheel 101 corresponding first air outlet 102 on the frame, and respectively with second fan wheel 201 corresponding second air outlet 202, the wind that produces when first fan wheel 101 operates blows to human face from first air outlet 102, can be used to give human face heat dissipation cooling; the second air outlet 202 is positioned on the inner side wall of the neck wearing frame facing the neck of the human body, and the air generated when the second fan wheel 201 operates is blown out from the second air outlet 202 towards the area formed by the neck wearing frame.

In the above embodiment, the first fan wheel 101 is disposed at two ends of the neck wearing frame, the wind generated during operation can be blown to the human body from the first air outlet 102 for cooling the human body, the position of the second fan wheel 201 corresponds to the position of the human body neck, the second air outlet 202 is located on the inner side wall of the neck wearing frame facing the human body neck, the wind generated by the second fan wheel 201 is blown out from the second air outlet 202 toward the region surrounded by the neck wearing frame, when the neck hanging fan is worn on the human body neck, the wind blown to the region surrounded by the neck wearing frame can be directly blown to two sides of the human body neck or the human body back neck in the surrounded region, so as to directly blow the wind to cool the two sides of the human body neck or the human body back neck, by the cooperation of the first fan wheel 101 and the second fan wheel 201, not only can solve the heat dissipation of multiple different parts of the human body, but also make the wind blown from the neck hanging fan strong, meanwhile, different use requirements of users can be met.

The neck-wearing frame is characterized in that the neck-wearing frame is provided with a neck-wearing frame top surface and a neck-wearing frame bottom surface, wherein the neck-wearing frame is surrounded by an area which is formed in the inner side wall of the neck-wearing frame and is opposite to the inner side wall, and the height of the area is basically the same as the height between the top surface and the bottom surface of the neck-wearing frame. The neck is worn the frame and is worn when human neck, because the inside wall that the position section that the frame was worn to the neck corresponds with human neck both sides and human back neck portion is near by the skin of human neck, to current string neck fan design, the human neck both sides that wear the frame to be close to relatively and the human back neck amount of wind that the human back neck amount of wind is difficult to reach or reachs are few, thereby become easily and hang the radiating blind area of neck fan, in this embodiment, through the setting of second fan wheel 201 and second air outlet 202, make the wind that second fan wheel 201 produced can wear to enclose to establish the regional interior blowout of formation by the frame towards the neck by second air outlet 202, thereby can wear the inboard of frame directly to blow to human neck both sides and human back neck towards the neck at first, the radiating efficiency of neck behind effectual improvement to human neck both sides and human body. Secondly, the wind generated by the second impeller 201 is blown out from the second wind outlet 202 towards the region surrounded by the neck wearing frame, and fully fills the gaps between the two sides of the neck of the human body and the inner side wall of the neck wearing frame and then flows to the upper side and the lower side of the neck wearing frame, the flow direction of the air flow is always kept close to the neck of the human body, and a better heat dissipation effect can be achieved.

In an embodiment, the second impeller 201 is an axial fan, the outer side wall of the neck wearing frame away from the neck of the human body is provided with a second air inlet 203, and the second air outlet 202 and the second air inlet 203 are respectively opposite to the second impeller 201. The axial flow fan wheels are arranged at two ends of a section of the neck wearing frame corresponding to the position of the back neck of a human body, and the position of the second air outlet 202 is opposite to that of the second fan wheel 201, so that air generated when the two second fan wheels 201 operate is blown out towards the inner side wall of the neck wearing frame from the corresponding second air outlet 202 in opposite directions, and an air blowing effect towards the region formed by the neck wearing frame in a surrounding mode is achieved. The second air inlet 203 is arranged on the outer side wall of the neck wearing frame and used for extracting air into the neck wearing frame when the second impeller 201 works, the second impeller 201 rotates at a high speed to form air flow and directly blows the air flow to the positions of two sides of the neck of a human body from the second air outlet 202, the second air outlet 202 is arranged on the inner side wall of the neck wearing frame, when the air flow generated by the axial flow impeller blows out from the second air outlet 202 to the region formed by the surrounding of the neck wearing frame, the air blown out from the second air outlet 202 directly blows to two sides of the neck of the human body, and the heat dissipation efficiency of the position of the neck of the human body can be improved in a targeted manner.

Further, a partition plate 204 is further arranged in the neck wearing frame, the partition plate 204 surrounds the periphery of the second fan wheel 201 respectively, the partition plate 204 separates the second fan wheel 201 from the internal space of the neck wearing frame, and two opposite ends of the partition plate 204 are connected with the inner side wall and the outer side wall respectively to form an air duct communicating the second air inlet 203 and the second air outlet 202. Wherein, baffle 204 is the arc respectively, set up with second impeller 201 one-to-one respectively, second air intake 203 and second air outlet 202 are located the relative both sides of axial compressor impeller, baffle 204 is connected between second air intake 203 and second air outlet 202, form the wind channel with second air intake 203 and second air outlet 202 intercommunication for the air current route of second impeller 201 is more smooth and easy, reduce the vortex, wind-force can directly blow to human neck position more intensively, the radiating effect is better.

In one embodiment, the neck wear rack includes a second housing 20 and two first housings 10 connected to opposite ends of the second housing 20, the first fan 101 is located at an end of the first housing 10 away from the second housing 20, the second fan 201 is located at two ends of the second housing 20, and the first housing 10 is rotatably connected to the second housing 20. In this embodiment, the neck is worn the frame and is connected by first casing 10 and second casing 20 multistage and constitute, and first casing 10 is rotatable for second casing 20, the user is when using the hanging neck fan, can buckle first casing 10 according to self needs and be close to the position of blowing that changes the hanging neck fan to the inside wall of second casing 20, the user is when going out, can buckle first casing 10 to second casing 20 and rotate, make the occupation space's of hanging neck fan volume diminish, convenience of customers accomodates and goes out to carry, also can buckle first casing 10 according to self needs and be close to the lateral wall of second casing 20, convenience of customers wears the hanging neck fan.

Further, as shown in fig. 3, one of the first casing 10 and the second casing 20 is provided with a connecting portion 113, and the other is provided with a connecting groove 210 engaged with the connecting portion 113, in this embodiment, the first casing 10 is provided with a connecting portion 112, the second casing 20 is provided with a connecting groove 210, two sides of the connecting portion 112 are respectively provided with a pivot post 113, two sides of the connecting groove 210 are respectively provided with a pivot groove 210 corresponding to the pivot post 113, and the connecting portion 112 is inserted into the pivot groove 210 through the pivot post 113 and is pivotally connected in the connecting groove 210, so that the first casing 10 can rotate relative to the second casing 20 towards the inner side wall, and in other embodiments, other pivotal connection manners can also be adopted.

Further, the inner side wall and the outer side wall of the first casing 10 are respectively provided with a first air inlet 103 at a position corresponding to the first impeller 101, and the first air outlet 102 is provided on the side wall of the first casing 10 and extends along the length direction thereof, preferably, as shown in fig. 3, the first air outlet 102 is provided on the upper side wall of the first casing 10. The two opposite sides of the first casing 10 are respectively provided with the first air inlets 103, which is beneficial to increasing the air intake of the first impeller 101, and the first air outlet 102 extends along the length of the first casing 10, so that the air generated by the operation of the first impeller 101 can be blown to a larger range through the first air outlet 102, and is used for dissipating heat and cooling the face and the head of a human body.

Furthermore, the first housing 10 is further provided with a wind shielding member 105, the wind shielding member 105 extends from a position close to the lower edge of the first impeller 101 to a position on the upper edge of the first air outlet 102 in an inclined manner, the wind shielding member 105 divides the internal space of the first housing 10 into a first chamber 107 and a second chamber 108, the first impeller 101 is disposed in the first chamber 107, the first air outlet 102 is communicated with the first chamber 107, and a circuit board is disposed in at least one of the second chambers 108 of the first housing 10. Through the arrangement of the wind shielding member 105, the wind generated by the first impeller 101 can be guided to flow to the position of the first wind outlet 102, and the relatively independent second chamber 108 for accommodating the circuit board is formed in an isolated manner, so that the influence of the installation of other elements on the flow of the air flow can be avoided, and the structural arrangement of the neck hanging fan is optimized. In this embodiment, the first air outlet 102 includes a plurality of air outlets distributed along the length direction of the first casing 10, at least two wind-blocking sheets 109 are further respectively disposed in the first casing 10, the wind-blocking sheets 109 are disposed side by side along the length direction of the first casing 10, and the wind generated during the operation of the first impeller 101 is divided by the wind-blocking sheets 109 and then blown out from the air outlets at different positions respectively. The wind-break sheets 109 form airflow channels corresponding to the air outlets between two wind-break sheets, so that the air outlet intensity of each air outlet is more uniform, and the user can experience the wind-break sheets well.

Further, a mounting groove 213 is further disposed between the two second fan wheels 201 in the second housing 20, and the mounting groove 213 is used for accommodating the battery 212 and/or a circuit board (not shown). The mounting groove 213 can provide a mounting space for the battery and the circuit board, thereby effectively preventing the battery 212 from generating heat and blowing hot air from the second air outlet 202 during the use process of the user. Optionally, the circuit board driving the second impeller 201 to work may also be shared with the circuit board driving the first impeller to work, and at this time, the circuit board may not be installed in the installation groove.

Another embodiment of the present application further provides a neck hanging fan, please refer to fig. 5 and 6, which is different from the previous embodiments mainly in that the second impeller, the second air outlet and the partition plate are different, in this embodiment, the second impeller 214 is a turbine impeller, the positions of the neck wearing frame corresponding to the second impeller 214 are respectively provided with a second air inlet 205, and the second air outlet 207 is disposed on the inner sidewall of the neck wearing frame and located between the two second impellers 214, that is, disposed in a staggered manner with respect to the second impeller 214. The turbine fan wheels are arranged at two ends of a section of the neck wearing frame corresponding to the position of the back neck of a human body, the second air outlet 207 is arranged on the inner side wall of the neck wearing frame and is positioned between the two second fan wheels 214, so that air generated by the two second fan wheels 214 is blown out backwards from the corresponding second air outlet 207 towards the inner side wall of the central part of the neck wearing frame respectively, and the effect of blowing air towards the neck wearing frame in a surrounded area is achieved. The second air inlet 205 may be disposed on the outer side wall of the neck of the human body, or on the inner side wall of the neck of the human body, or on the outer side wall of the neck of the human body.

In this embodiment, the second impeller 214 is a turbine impeller, the position of the second impeller 214 corresponds to the position of the neck of the human body, the second air outlet 207 is located on the inner side wall of the neck wearing frame facing the neck of the human body, and is located between the two second impellers 214, so that the air generated by the second impeller 214 can be blown to the position of the back neck of the human body through the second air outlet 207, thereby solving the problem that the air volume of the neck hanging fan in the prior art is often weakest at the position of the back neck of the human body, and the defect that the heat dissipation problem of the neck of the human body cannot be effectively solved.

Furthermore, in this embodiment, the partition 209 surrounds a periphery of a side of the corresponding second impeller 214 away from the second outlet 207, two ends of the partition 209 are respectively connected to the inner sidewall and the outer sidewall, the partition 209, the inner sidewall and the outer sidewall together define an air outlet portion, an opening direction of the air outlet portion faces the second outlet 207, and air generated by the operation of the second impeller 214 is collected to the opening through the air outlet portion and blown out from the second outlet 207. Through the arrangement of the partition 209, the second air inlets 205 at two opposite ends of the turbine fan wheel are correspondingly communicated with the second air outlet 207 at one side of the turbine fan wheel, which is beneficial to forming a smoother airflow flow path.

To sum up, the neck hanging fan provided in the above embodiment is used for dissipating heat of air discharged from a user, and includes a neck wearing frame, two first fan wheels 101 respectively disposed at two ends of the neck wearing frame, and two second fan wheels 201/214 disposed between the two first fan wheels 101, when the neck hanging fan is worn on a neck of a human body, a position of the second fan wheel 201/214 corresponds to a position of the neck of the human body, the neck wearing frame is provided with a first air outlet 102 corresponding to each first fan wheel 101, and a second air outlet 202/207 corresponding to each second fan wheel 201/214, and air generated when the first fan wheels 101 operate is blown from the first air outlet 102 to the face of the human body for dissipating heat of the face of the human body and cooling the face of the human body; second air outlet 202/207 is located the neck and wears the frame to the inside wall of human neck, and the wind that second impeller 201/214 during operation produced blows to being in the neck and wearing the frame to enclose the human neck position in establishing the formation region by second air outlet 202/207 for the both sides of human neck or human back neck heat dissipation cooling are given first impeller and the cooperation of second impeller, not only can solve the heat dissipation at a plurality of different positions of human body, and make hang the wind-force that the neck fan blew off and be powerful, also can satisfy the user demand that the user is different simultaneously.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description in any form, and although the present invention has been disclosed with the preferred embodiment, it is not limited to the present invention, and any skilled person in the art can make some changes or modifications within the technical scope of the present invention without departing from the technical scope of the present invention, and the technical contents of the above disclosure can be utilized to make equivalent embodiments, but the technical contents of the present invention are not broken away from, and any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention all still belong to the protection scope of the technical solution of the present invention.

Claims (10)

1. The utility model provides a hang neck fan, can be used to wear at human neck, its characterized in that wears the frame, locates respectively including the neck two first fan wheels of wearing frame both ends and locate two second fan wheels between the first fan wheel, the neck is worn to be equipped with respectively with the first air outlet that first fan wheel corresponds and respectively with the second air outlet that the second fan wheel corresponds, the wind that produces when first fan wheel operates is followed first air outlet blows out, the second air outlet is located the neck is worn the frame face to on the inside wall of human neck, the wind that produces when second fan wheel operates is followed the second air outlet is towards the neck is worn to set up and is enclosed to blow out in establishing the region that forms.

2. The neck hanging fan as claimed in claim 1, wherein a second air inlet is provided on an outer side wall of the neck wearing frame facing away from the neck of the human body, and the second air outlet and the second air inlet are respectively disposed opposite to the second impeller.

3. The neck hanging fan as claimed in claim 2, wherein a partition is further disposed in the neck wearing frame, the partition surrounds a periphery of the second impeller, the partition separates the second impeller from an inner space of the neck wearing frame, and opposite ends of the partition are respectively connected to the inner side wall and the outer side wall to form an air duct communicating the second air inlet with the second air outlet.

4. The neck hanging fan as claimed in claim 1, wherein the neck wearing frame is provided with second air inlets at positions corresponding to the second fan wheels, and the second air outlets are provided on an inner side wall of the neck wearing frame and between the two second fan wheels.

5. The hanging neck fan as claimed in claim 4, wherein a partition is further disposed in the neck wearing frame, the partition surrounds a periphery of one side of the second fan wheel away from the second air outlet, two ends of the partition are respectively connected to the inner side wall and the outer side wall of the neck wearing frame, the partition, the inner side wall and the outer side wall jointly define an air outlet portion, an opening of the air outlet portion faces the second air outlet, and air generated by the second fan wheel during operation is collected to the opening through the air outlet portion and blown out of the second air outlet.

6. The hanging neck fan as claimed in any one of claims 1 to 5, wherein the neck wear rack comprises a second housing and two first housings connected to opposite ends of the second housing, the first fan wheels are respectively located at ends of the first housings far away from the second housing, the second fan wheels are respectively located at two ends of the second housing, and the first housing is rotatably connected with respect to the second housing.

7. The hanging neck fan as claimed in claim 6, wherein one of the first casing and the second casing is provided with a connecting portion, the other one of the first casing and the second casing is provided with a connecting groove engaged with the connecting portion, the connecting portion is provided with a pivot post at each side thereof, the connecting groove is provided with a pivot groove corresponding to the pivot post at each side thereof, the connecting portion is pivotally connected in the connecting groove, and the first casing is rotatable toward the inside with respect to the second casing.

8. The neck hanging fan as claimed in claim 6, wherein the first housing has a first air inlet on the inner and outer sidewalls corresponding to the first impeller, and the first air outlet is disposed on the sidewall of the first housing and extends along the length direction thereof.

9. The neck hanging fan as claimed in claim 8, wherein a wind shielding member is further disposed in the first casing, the wind shielding member extends obliquely from a position close to a lower edge of the first impeller to a position close to an upper edge of the first wind outlet, the wind shielding member divides an inner space of the first casing into a first chamber and a second chamber, the first impeller is disposed in the first chamber, the first wind outlet is communicated with the first chamber, and a circuit board is disposed in at least one of the second chamber of the first casing; and/or the presence of a gas in the gas,

the first air outlet comprises a plurality of air outlets distributed along the length direction of the first shell, at least two wind-blocking pieces are arranged in the first shell respectively, the wind-blocking pieces are arranged side by side along the length direction of the first shell, and wind generated during operation of the first fan wheel blows out the air outlets from different positions respectively after the wind-blocking pieces are shunted.

10. The neck fan of claim 6 wherein a mounting slot is provided in the second housing between the two second impellers, the mounting slot being configured to receive a battery and/or a circuit board.

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