CN215633912U

CN215633912U - Folding type neck hanging fan

Info

Publication number: CN215633912U
Application number: CN202122240023.8U
Authority: CN
Inventors: 李远巍; 王晓伟
Original assignee: Dahao Technology Shenzhen Co ltd
Current assignee: Dahao Technology Shenzhen Co ltd
Priority date: 2021-09-15
Filing date: 2021-09-15
Publication date: 2022-01-25
Anticipated expiration: 2031-09-15

Abstract

A foldable hanging neck fan comprises a first shell, a second shell and a bidirectional pivoting piece, wherein the first shell is provided with a fan, the bidirectional pivoting piece comprises a first pivoting part, a second pivoting part and a connecting part for connecting the first pivoting part and the second pivoting part, one end of the first shell facing the second shell is in pivoting connection with the first pivoting part and can rotate on a first axis relative to the connecting part, one end of the second shell facing the first shell is in pivoting connection with the second pivoting part and can rotate on a second axis relative to the connecting part, the first axis and the second axis form an included angle, and when the fan is folded, the first shell and the second shell are at least partially overlapped. First casing passes through two-way pivot spare and second casing pivot connection for first casing can rotate along first axis and second axis relative the second casing, is convenient for adjust the air-out angle, and first casing can also be folded relatively through two-way pivot spare and second casing, makes the volume of foldable string of neck fan littleer, and is convenient for accomodate and carry.

Description

Folding type neck hanging fan

Technical Field

The utility model relates to the technical field of fans, in particular to a folding type neck hanging fan.

Background

The fan is a common cooling device and is mainly used for cooling and relieving summer heat and circulating air. The conventional fans are generally classified into a vertical type used by standing on the ground and a wall-mounted type used by hanging on a wall, as household appliances, and the above-mentioned types of fans are used indoors.

In recent years, people are pursuing more convenient life, and various portable fans such as neck hanging fans appear on the market in order to meet the requirement that the fans are needed to be used in outdoor activities or other life scenes. The appearance of hanging neck formula fan has solved the activity limitation that handheld fan brought, 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 blowing anytime and anywhere. Because of the small and portable characteristics of the hanging neck type fan, the hanging neck type fan is popular with consumers. Hang neck formula fan through hanging on human neck, the fan rotation that sets up at both ends provides mobile air to can switch on mobile air around the head neck, thereby reach the cooling effect. Present string of neck formula fan is the U font usually, though be convenient for hang and locate on the neck cooling, but the volume is great, is not convenient for accomodate, and the orientation of air outlet is fixed direction moreover, and the user of not being convenient for adjusts the direction of air outlet to and only blow the cooling through the flabellum, the cooling effect is relatively poor.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects and shortcomings in the prior art, the utility model aims to provide a folding type neck hanging fan to solve the problems that the neck hanging fan in the prior art is large in size, inconvenient to store and incapable of adjusting the direction of an air outlet.

The purpose of the utility model is realized by the following technical scheme:

the utility model provides a folding type hanging neck fan which comprises a first shell, a second shell and a bidirectional pivoting piece, wherein the first shell is provided with a fan, the bidirectional pivoting piece comprises a first pivoting part, a second pivoting part and a connecting part for connecting the first pivoting part and the second pivoting part, one end of the first shell facing the second shell is in pivoting connection with the first pivoting part and can rotate on a first axis relative to the connecting part, one end of the second shell facing the first shell is in pivoting connection with the second pivoting part and can rotate on a second axis relative to the connecting part, the first axis and the second axis form an included angle, and when the folding type hanging neck fan is in a folding state, the first shell and the second shell are at least partially overlapped.

Further, the direction of the first axis is perpendicular to the extending direction of the connecting part, and the direction of the second axis faces the extending direction of the connecting part; or the direction of the second axis is perpendicular to the extending direction of the connecting part, and the direction of the first axis faces the extending direction of the connecting part.

Further, the second housing is provided with a temperature regulating assembly.

Furthermore, the temperature adjusting assembly comprises a temperature guide sheet and a refrigerator, the second shell is provided with an accommodating cavity and a mounting hole communicated with the accommodating cavity, the refrigerator is arranged in the accommodating cavity, the temperature guide sheet is arranged in the mounting hole and connected with the refrigerator, and the temperature guide sheet is arranged towards the inner side of the foldable neck hanging fan.

Furthermore, one side of the second shell, which is far away from the inner side of the foldable neck hanging fan, is provided with a heat dissipation hole communicated with the accommodating cavity, and the heat dissipation hole corresponds to the refrigerator.

Further, the heat conducting sheet is of an arc-shaped structure.

Further, the first casing with the quantity of two-way pivot spare is two, two first casing is respectively through one two-way pivot spare respectively with the both ends pivotal connection of second casing, when folded state, two first casing all with second casing part overlaps, and two first casing staggers each other and is parallel to each other.

Furthermore, an accommodating cavity for accommodating the fan and an air duct communicated with the accommodating cavity are formed in the first shell, an air outlet communicated with the air duct is formed in the side wall of the air duct, and an air inlet communicated with the accommodating cavity is formed in the first shell corresponding to the fan.

Further, a wind shield is arranged in the first shell and used for limiting the shape of the air duct, and one end, far away from the fan, of the air duct is gradually reduced.

Furthermore, the foldable hanging neck fan further comprises a control circuit board and a battery, and the battery and the fan are electrically connected with the control circuit board.

The utility model has the beneficial effects that: the first shell is in pivot connection with the second shell through the bidirectional pivot piece, so that the first shell can rotate along a first axis and a second axis relative to the second shell, the air outlet angle of the first shell is convenient to adjust, the shoulder can be attached to the first shell, the first shell can be folded relative to the second shell through the bidirectional pivot piece, and when the first shell is folded, the first shell and the second shell are at least partially overlapped, so that the foldable neck hanging fan is smaller in size and convenient to store and carry.

Drawings

FIG. 1 is a schematic front view of a foldable hanging neck fan in an unfolded state;

FIG. 2 is a schematic rear view of the foldable hanging neck fan in the unfolded state;

FIG. 3 is a rear view of the foldable muffler fan of the present invention in a folded state;

FIG. 4 is a schematic view of a foldable hanging neck fan according to the present invention;

fig. 5 is a rear view of the foldable hanging neck fan of the utility model.

Detailed Description

To further illustrate the technical means and effects of the present invention for achieving the predetermined purpose of the present invention, the following detailed description of the specific implementation, structure, features and effects of the foldable hanging neck fan according to the present invention with reference to the accompanying drawings and preferred embodiments is as follows:

fig. 1 is a front view structural diagram of a foldable muffler fan according to the present invention in an unfolded state, fig. 2 is a rear view structural diagram of the foldable muffler fan according to the present invention in an unfolded state, fig. 3 is a rear view structural diagram of the foldable muffler fan according to the present invention in a folded state, fig. 4 is a front view structural diagram of the foldable muffler fan according to the present invention in a disassembled state, and fig. 5 is a rear view structural diagram of the foldable muffler fan according to the present invention in an disassembled state.

As shown in fig. 1 to 5, the foldable hanging neck fan provided by the present invention includes a first housing 10, a second housing 20 and a bidirectional pivoting member 30, the first housing 10 is provided with a fan 11, the bidirectional pivoting member 30 includes a first pivoting portion 31, a second pivoting portion 32 and a connecting portion 33 connecting the first pivoting portion 31 and the second pivoting portion 32, one end of the first housing 10 facing the second housing 20 is pivotally connected to the first pivoting portion 31 and can rotate on a first axis relative to the connecting portion 33, one end of the second housing 20 facing the first housing 10 is pivotally connected to the second pivoting portion 32 and can rotate on a second axis relative to the connecting portion 33, and the first axis and the second axis have an included angle. As shown in fig. 3, when the foldable muffler fan is folded, the first casing 10 and the second casing 20 are at least partially overlapped. As shown in fig. 1 and 2, when the foldable hanging neck fan is in an unfolded state, the foldable hanging neck fan is generally in a U-shaped structure and is matched with the shoulder and neck parts of a human body.

According to the utility model, the bidirectional pivoting piece 30 is arranged between the first shell 10 and the second shell 20, so that the first shell 10 can rotate along the first axis and the second axis relative to the second shell 20, the air outlet angle of the first shell 10 can be conveniently adjusted, the first shell 10 can be attached to the shoulder, the air supply angle function can be adjusted according to the shoulder width of different crowds, and the folding amplitude and angle are adjusted to achieve the effect of attaching to the shoulders of different crowds. And the end of the first casing 10 is pivotally connected with the end of the second casing 20 through the two-way pivot 30, the first casing 10 can be folded relative to the second casing 20 through the two-way pivot 30, and when the first casing 10 is folded, the first casing 10 and the second casing 20 are at least partially overlapped, so that the folding type neck hanging fan is smaller in volume and convenient to store and carry.

In the present embodiment, the direction of the first axis is perpendicular to the extending direction of the connecting portion 33, and is preferably the up-down direction. The first casing 10 can rotate relative to the second casing 20 in a direction toward the inner side of the foldable neck hanging fan (toward the side of the neck of a human body when in use), so that the first casing 10 and the second casing 20 can be folded with each other, and certainly, the size and the air outlet direction of the foldable neck hanging fan can be adjusted conveniently. The second axis is oriented toward the extending direction of the connecting portion 33, so as to facilitate adjustment of the air outlet angle of the first casing 10. Of course, in other embodiments, the direction of the second axis is perpendicular to the extending direction of the connecting portion 33, and the direction of the first axis is toward the extending direction of the connecting portion 33.

Further, the first pivot portion 31 is a first rotating shaft, the number of the first rotating shafts is two, and the first rotating shafts are perpendicular to the extending direction of the connecting portion 33, and a first shaft hole matched with the first rotating shaft is arranged on the first housing 10. The second pivot portion 32 is a second shaft, the second shaft faces the extending direction of the connecting portion 33, and a second shaft hole matched with the second shaft is disposed on the second housing 20.

Further, as shown in fig. 4 and 5, the second housing 20 is provided with a temperature adjusting assembly. In this embodiment, the temperature adjustment assembly includes a temperature-conducting sheet 21 (e.g., a copper sheet, an iron sheet, or a stainless steel sheet) and a refrigerator 22 (a semiconductor refrigerator), the second housing 20 is provided with a containing cavity 201 and a mounting hole 202 communicated with the containing cavity 201, the refrigerator 22 is disposed in the containing cavity 201, the temperature-conducting sheet 21 is mounted at the mounting hole 202 and connected with the refrigerator 22, and the temperature-conducting sheet 21 is disposed toward the inner side of the foldable neck hanging fan. That is, when the user uses the foldable neck hanging fan, the heat conducting sheet 21 contacts with the neck of the user to cool the neck skin. Preferably, the heat sink 21 is an ergonomically designed arc-shaped structure, and the first and

second housings

10 and 20 are also ergonomically designed arc-shaped structures to better contact with the neck and shoulder. Of course, in other embodiments, the temperature adjusting component may be a fan, so as to cool the neck portion by cool wind.

Further, a heat dissipation hole 203 communicated with the accommodating cavity 201 is formed in one side of the second casing 20 away from the inner side of the foldable neck hanging fan, and the heat dissipation hole 203 corresponds to the refrigerator 22. Since the refrigerator 22 generates a certain amount of heat during the cooling process, the heat can be rapidly dissipated through the heat dissipating hole 203.

In this embodiment, the number of the first housings 10 and the two-way pivoting members 30 is two, and each of the two first housings 10 is pivotally connected to two ends of the second housing 20 through one of the two-way pivoting members 30, so that the foldable hanging neck fan has a left-right symmetrical structure. When folded, the two first casings 10 are partially overlapped with the second casing 20, and the two first casings 10 are mutually staggered and parallel, so that the volume of the folded neck hanging fan is minimized after being folded, and the folded neck hanging fan is convenient to carry and store. Of course, in other embodiments, the number of the first housing 10 and the two-way pivoting member 30 may be one, that is, only one side of the foldable hanging neck wind can be used for blowing out, although the blowing effect is not good, this embodiment is not excluded.

Further, an accommodating cavity 101 for accommodating the fan 11 and an air duct 102 communicated with the accommodating cavity 101 are arranged in the first housing 10, an air outlet 103 communicated with the air duct 102 is arranged on a side wall of the air duct 102, and an air inlet 104 communicated with the accommodating cavity 101 is arranged in the first housing 10 corresponding to the fan 11. The fan 11 is a turbo fan, and the number of the outlets 103 is plural and is arranged in a longitudinal direction of the first casing 10. In the rotating process of the fan 11, airflow enters the accommodating cavity 101 from the air inlet 104, is then conveyed to each air outlet 103 through the air duct 102, and is blown out from the air outlet 103, so as to realize the function of cooling a user.

Further, a wind shield 12 is arranged in the first housing 10, the wind shield 12 is used for defining the shape of the wind channel 102, and the wind channel 102 is gradually reduced towards the end far away from the fan 11, so that the wind speed of the wind outlet 103 far away from the end of the fan 11 is not greatly reduced.

Furthermore, the foldable hanging neck fan further comprises a control circuit board (not shown) and a battery (not shown), the battery, the fan 11 and the temperature adjusting assembly are electrically connected with the control circuit board, the battery is used for providing electric energy for the fan 11 and the temperature adjusting assembly, and the control circuit board is used for controlling the fan 11 and the temperature adjusting assembly to normally work. The battery and the control circuit board may be disposed in the receiving cavity 201. Certainly, foldable string of neck fan still is equipped with the interface and the function button that charge, and the interface that charges is used for charging for the battery, and the function button is used for supplying the user to control foldable string of neck fan.

In this embodiment, the first casing 10 includes a first inner casing 10a and a first outer casing 10b, the first inner casing 10a is connected to one side of the first outer casing 10b facing the inside of the foldable hanging neck fan, an accommodating cavity 101 and an air duct 102 are formed between the first inner casing 10a and the first outer casing 10b, the air outlet 103 is disposed on the first inner casing 10a and faces the upper side, and the air inlet 104 is disposed on the first inner casing 10a and faces the inside of the foldable hanging neck fan.

The second housing 20 includes a second inner housing 20a and a second outer housing 20b, the second inner housing 20a is connected to a side of the second outer housing 20b facing the inside of the foldable hanging neck fan, a containing cavity 201 is formed between the second inner housing 20a and the second outer housing 20b, a mounting hole 202 is formed on the second inner housing 20a and faces the inside of the foldable hanging neck fan, and a heat dissipation hole 203 is formed on the second outer housing 20b and faces the outside of the foldable hanging neck fan.

In this document, the terms of upper, lower, left, right, front, rear and the like are used to define the positions of the structures in the drawings and the positions of the structures relative to each other, and are only used for the sake of clarity and convenience in technical solution. It is to be understood that the use of the directional terms should not be taken to limit the scope of the claims. It is also to be understood that the terms "first" and "second," etc., are used herein for descriptive purposes only and are not to be construed as limiting in number or order.

Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. A foldable hanging neck fan, characterized in that, it comprises a first casing (10), a second casing (20) and a two-way pivot (30), the first casing (10) is provided with a fan (11), the two-way pivot (30) comprises a first pivot (31), a second pivot (32) and a connecting part (33) connecting the first pivot (31) and the second pivot (32), one end of the first casing (10) facing the second casing (20) is pivotally connected with the first pivot (31) and can rotate on a first axis relative to the connecting part (33), one end of the second casing (20) facing the first casing (10) is pivotally connected with the second pivot (32) and can rotate on a second axis relative to the connecting part (33), the first axis and the second axis have an included angle, in a folded state, the first housing (10) and the second housing (20) at least partially overlap.

2. The foldable muffler fan according to claim 1, wherein the first axis is perpendicular to the extending direction of the connecting portion (33), and the second axis is oriented toward the extending direction of the connecting portion (33); or the direction of the second axis is perpendicular to the extending direction of the connecting part (33), and the direction of the first axis faces the extending direction of the connecting part (33).

3. The foldable muffler fan according to claim 1, wherein the second housing (20) is provided with a temperature conditioning assembly.

4. The foldable hanging neck fan as claimed in claim 3, wherein the temperature adjusting assembly comprises a temperature guiding sheet (21) and a refrigerator (22), the second housing (20) is provided with a receiving cavity (201) and a mounting hole (202) communicated with the receiving cavity (201), the refrigerator (22) is arranged in the receiving cavity (201), the temperature guiding sheet (21) is mounted in the mounting hole (202) and connected with the refrigerator (22), and the temperature guiding sheet (21) is arranged towards the inner side of the foldable hanging neck fan.

5. The foldable hanging neck fan as claimed in claim 4, wherein a side of the second casing (20) away from the inner side of the foldable hanging neck fan is provided with a heat dissipation hole (203) communicated with the accommodating cavity (201), and the heat dissipation hole (203) corresponds to the refrigerator (22).

6. The foldable hanging neck fan as claimed in claim 4, wherein the heat conducting sheet (21) is of an arc structure.

7. The foldable muffler fan according to claim 1, wherein the number of the first housings (10) and the two-way pivoting members (30) is two, each of the two first housings (10) is pivotally connected to both ends of the second housing (20) by one of the two-way pivoting members (30), and when the two first housings (10) are folded, each of the two first housings (10) is partially overlapped with the second housing (20), and the two first housings (10) are offset from each other and parallel to each other.

8. The foldable hanging neck fan as claimed in claim 7, wherein a receiving chamber (101) for receiving the fan (11) and an air duct (102) communicated with the receiving chamber (101) are provided in the first casing (10), an air outlet (103) communicated with the air duct (102) is provided on a side wall of the air duct (102), and an air inlet (104) communicated with the receiving chamber (101) is provided on the first casing (10) corresponding to the fan (11).

9. The foldable muffler fan according to claim 8, wherein a wind deflector (12) is arranged in the first housing (10), the wind deflector (12) is used for defining the shape of the wind channel (102), and one end of the wind channel (102) facing away from the fan (11) is gradually reduced.

10. The foldable hanging neck fan as claimed in claim 1, further comprising a control circuit board and a battery, wherein the battery and the fan (11) are electrically connected to the control circuit board.