CN218780533U

CN218780533U - Fan shell and neck hanging fan

Info

Publication number: CN218780533U
Application number: CN202222368847.8U
Authority: CN
Inventors: 朱朗银
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-06
Filing date: 2022-09-06
Publication date: 2023-03-31
Anticipated expiration: 2032-09-06

Abstract

The utility model provides a fan housing and hang neck fan relates to fan technical field, and fan housing includes the casing and rotates the piece. Rotate the piece and rotate and connect in the casing, rotate the piece and seted up holding chamber, first air intake and a plurality of air outlet, first air intake, air outlet all communicate in holding chamber and outside air, and a plurality of air outlets are the straight line and arrange, and a plurality of air outlet place straight lines are the contained angle setting with the relative casing pivoted rotation axis of rotation of piece. The fan shell can be used as a shell of a neck hanging fan, the neck hanging fan can suck air through the first air inlet and blow air through the air outlet. The user can rotate the relative casing of rotation piece to adjust the direction of blowing of a plurality of air outlets. In addition, a plurality of air outlets are the straight line and arrange, and a plurality of air outlet straight lines are the contained angle setting with the relative casing pivoted rotation axis of rotation piece, and along with the rotation of rotating the piece, the scope of blowing of a plurality of air outlets is big, can dispel the heat for the user on a large scale, and user experience feels good.

Description

Fan shell and neck hanging fan

Technical Field

The utility model relates to the technical field of fans, especially, relate to a fan housing and hang neck fan.

Background

A neck hanging fan is a daily necessity in daily life and is mainly used for being hung on the neck of a user to blow air and dissipate heat for the user. Compared with a handheld fan, the neck hanging fan frees the hands of a user and is favored. The user can also adjust the direction of blowing of hanging neck fan at the in-process that uses hanging neck fan, however, the scope of blowing of current hanging neck fan is less, can't carry out the heat dissipation of blowing on a large scale to the user, therefore, hanging neck fan still remains to be improved. For example, patent CN213144826U discloses a fan head assembly and a fan, which describes a fan head assembly comprising a face cover 11, a bottom shell 12, fan blades 13 and a motor 14. The lateral wall of the face cover 11 is provided with a plurality of air outlets 112 that are strip-shaped along the height direction interval of the face cover 11, and the face cover 11 can rotate relative to the bottom shell 12, so that the air outlets 112 realize 360-degree rotation, and further realize air-out at different angles. However, the straight line where the plurality of air outlets 112 described in reference 1 are located is parallel to the rotation axis for adjusting the air blowing rotation, so that the air blowing range of reference 1 is limited, and the air blowing experience of the user is affected.

SUMMERY OF THE UTILITY MODEL

Accordingly, it is necessary to provide a fan housing and a neck hanging fan, which can solve the problem that the blowing range of the neck hanging fan is relatively small and the blowing and heat dissipation of the user in a large range are impossible.

The utility model provides a fan shell, include:

a housing;

rotate the piece, rotate connect in the casing, rotate the piece and seted up holding chamber, first air intake and a plurality of air outlet, first air intake the air outlet all communicate in holding chamber and outside air, it is a plurality of the air outlet is the straight line and arranges, and is a plurality of air outlet place sharp with it is relative to rotate the piece casing pivoted rotation axis is the contained angle setting.

The fan shell can be used as a shell of a neck hanging fan, the neck hanging fan sucks external air through the first air inlet to obtain a blowing source, and air flow is blown out through the air outlets to achieve a blowing effect. The user can rotate the rotation piece relative to the shell to adjust the blowing direction of the air outlets. In addition, a plurality of air outlets are the straight line and arrange, and a plurality of air outlet straight lines are the contained angle setting with the relative casing pivoted rotation axis of rotation piece, and along with the rotation of rotating the piece, the scope of blowing of a plurality of air outlets is big, can dispel the heat for the user on a large scale, and user experience feels good.

In one embodiment, the straight line of the air outlets is perpendicular to the rotating shaft.

In one embodiment, the line segment formed by the air outlets is not symmetrical with respect to a reference plane, and the reference plane is a plane passing through the rotating shaft and perpendicular to the extending direction of the length of the rotating member.

In one embodiment, the rotating member is provided with a plurality of air outlets on two opposite sides perpendicular to the length extending direction of the rotating member, and the air outlets on the same side of the rotating member are all arranged in a straight line.

In one embodiment, the rotating member further includes a partition board disposed in the accommodating cavity, the partition board partitions the accommodating cavity into a first air duct and a second air duct, and the first air duct and the second air duct are respectively communicated with the air outlets on two sides of the rotating member.

In one embodiment, one of the housing and the rotating member is provided with a circular groove, and the other one is provided with a rotating disc which is in rotating fit with the circular groove so that the rotating member can rotate relative to the housing.

In one embodiment, the housing is provided with a notch, the shape of the rotating member is matched with the notch, and the rotating member can rotate relative to the housing so as to be completely overlapped with the notch.

In one embodiment, the housing is provided with a second air inlet, the second air inlet is arranged opposite to the first air inlet, the second air inlet is communicated with the accommodating cavity and external air, and the second air inlet can allow the external air to enter the accommodating cavity.

The utility model also provides a hang neck fan, including fan unit spare, coupling assembling and two foretell fan housing, two fan housing can dismantle respectively connect in coupling assembling's both ends, two at least one among the fan housing is provided with fan unit spare.

In one embodiment, the fan assembly includes a fan wheel, a control switch, and a circuit board, the circuit board is connected to the control switch and the fan wheel, the control switch is disposed on the housing, the fan wheel is disposed in the accommodating cavity, and the control switch can control the fan wheel to rotate, so as to drive outside air to enter the accommodating cavity through the first air inlet and be blown out from the air outlet.

Drawings

Fig. 1 is a schematic structural view of the neck hanging fan of the present invention;

fig. 2 is a schematic structural view of the neck hanging fan of the present invention in a certain state after the blowing direction is adjusted;

FIG. 3 is a schematic view of the disassembled structure of the neck hanging fan of the present invention;

FIG. 4 is a schematic view of a disassembled structure of the fan casing of the present invention;

FIG. 5 is a schematic cross-sectional view of the fan casing of the present invention;

FIG. 6 is a schematic view of another embodiment of a rotor according to the present invention;

fig. 7 is a schematic structural view of another embodiment of the rotating member of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

100. hanging a neck fan;

1. a fan housing; 11. a housing; 111. a left half shell; 1111. a switch hole; 1112. a notch; 1113. a circular groove; 112. a right half shell; 1121. a second air inlet; 113. an accommodating chamber; 12. a rotating member; 121. a body; 1211. an accommodating cavity; 1212. a first air inlet; 1213. an air outlet; 1214. a first air duct; 1215. a second air duct; 122. a turntable; 1221. an air inlet; 123. a partition plate;

2. a connecting assembly; 21. a connecting strip; 22. a first connecting sleeve; 221. a connecting body; 222. inserting the column; 23. a second connecting sleeve;

3. a fan assembly; 31. a control switch; 32. a circuit board; 33. a fan wheel; 331. a first rotating layer; 332. a second rotation layer; 34. a battery.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, preferred embodiments of the present invention are described in detail below with reference to the accompanying drawings. It is to be understood that the specific details described below are merely exemplary of some embodiments of the invention, and that the invention is capable of other embodiments than those described herein. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts all belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a single embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Referring to fig. 1 and 2, the present invention provides a neck hanging fan 100, which can be used to wear on the neck of a user, to blow air for heat dissipation, reduce sweating, and is especially suitable for the user to use in hot summer. In addition, the user may adjust the blowing direction of the neck hanging fan 100 (fig. 2 shows a state after the adjustment) so that the neck hanging fan 100 blows air to radiate heat to the target area. The hanging neck fan 100 has a large blowing range, can blow and dissipate heat of a user in a large area, and is good in user experience.

Referring to fig. 3, the neck hanging fan 100 includes a fan housing 1, a connecting assembly 2 and a fan assembly 3, the fan assembly 3 is disposed on the fan housing 1, and the connecting assembly 2 is connected to the fan housing 1.

The connecting assembly 2 comprises a connecting bar 21, a first connecting sleeve 22 and a second connecting sleeve 23, and two ends of the connecting bar 21 are detachably inserted in the first connecting sleeve 22 and the second connecting sleeve 23 respectively. It is understood that in other embodiments, the two ends of the connecting bar 21 can be connected to the first connecting sleeve 22 and the second connecting sleeve 23 by other detachable means, such as a threaded connection or a magnetic connection, which is not limited herein.

The connecting strip 21 is made of a flexible material, such as rubber or silicone, and the connecting strip 21 has a certain elasticity so that the neck hanging fan 100 can be hung on the neck of a user. Alternatively, the connecting strip 21 may also be a metal spring, which is not limited herein.

The opposite ends of the connecting bar 21 are provided with insertion holes (not shown) for detachably inserting the first connecting sleeve 22 and the second connecting sleeve 23.

The first connecting sleeve 22 and the second connecting sleeve 23 have the same structure, and each of them includes a connecting body 221 and inserting columns 222 disposed at two opposite ends of the connecting body 221. One of the plug-in posts 222 is used for being plugged and matched with the plug-in hole of the connecting strip 21, and the other plug-in post 222 is used for being plugged and matched with the fan casing 1, so that a user can conveniently disassemble, assemble and replace the fan casing 1.

Referring to fig. 4, the fan assembly 3 includes a control switch 31, a circuit board 32, a fan wheel 33 and a battery 34, the circuit board 32 is connected to the control switch 31 and the fan wheel 33, and the battery 34 is connected to the circuit board 32 and is used for supplying power to the circuit board 32, so that the circuit board 32 can drive the fan wheel 33 to rotate to generate air blowing. The control switch 31 can control the fan wheel 33 to rotate through the circuit board 32, so that the fan wheel 33 generates flowing air flow to blow from both sides of the fan casing 1, thereby dissipating heat in a large range for users.

The impeller 33 includes a first rotating layer 331 and a second rotating layer 332 disposed above and below each other, and a plurality of blades included in the first rotating layer 331 along the circumferential direction and a plurality of blades included in the second rotating layer 332 along the circumferential direction are arranged in a staggered manner. When the first rotating layer 331 and the second rotating layer 332 rotate, the plurality of blades arranged in a staggered manner can generate stronger airflow, and the wind blown out from the fan housing 1 can be larger, so that the heat of a user can be quickly dissipated. Of course, in other embodiments, the fan wheel 33 may also include more rotating layers, for example, three or more layers, and the blades of two adjacent layers are staggered to make the wind blowing out from the fan housing 1 larger.

Referring to fig. 1 and 3, the number of the fan housings 1 is two, and the two fan housings 1 are respectively in plug-in fit with the first connecting sleeve 22 and the second connecting sleeve 23. When the neck hanging fan 100 is worn on the neck of a user, the two fan housings 1 are positioned on the left and right sides of the head of the user. The two fan housings 1 are both provided with the fan assemblies 3, and the left side and the right side of a user can be blown by the fan assemblies 3 to dissipate heat. It is understood that in other embodiments, the fan assembly 3 may be disposed on only one of the fan housings 1, and is not limited thereto.

Referring to fig. 3, the fan casing 1 includes a case 11 and a rotor 12, and the rotor 12 is rotatably coupled to the case 11. The rotating member 12 is provided with the fan wheel 33, and a user can manually operate the rotating member 12 to rotate the rotating member 12 relative to the housing 11, so as to adjust the wind direction angle blown from the rotating member 12, and thus the blowing wind can be blown to the target area. The user can control the rotating part 12 of one fan casing 1 or control the rotating parts 12 of two fan casings 1 simultaneously, and the selectivity of adjusting the blowing is many, and the experience is better.

Referring to fig. 5, the rotating member 12 includes a body 121, a rotary plate 122, and a partition plate 123, the rotary plate 122 is disposed on a side of the body 121 facing the housing 11, and the partition plate 123 is located inside the body 121.

The body 121 defines a receiving cavity 1211, a first air inlet 1212 and an air outlet 1213, and the first air inlet 1212 and the air outlet 1213 are both communicated with the receiving cavity 1211 and the outside air. External air can enter the receiving chamber 1211 through the first air inlet 1212, and the air in the receiving chamber 1211 can be blown out through the air outlet 1213.

The accommodating cavity 1211 is configured to accommodate the fan wheel 33, and during the rotation process of the fan wheel 33, the external air can be sucked into the accommodating cavity 1211 through the first air inlet 1212, and the air in the accommodating cavity 1211 is driven to be blown out from the air outlet 1213 to form a blowing air, so as to dissipate heat of a user.

Referring to fig. 3 and 5, the first air inlet 1212 is located at a side of the body 121 opposite to the housing 11, and the first air inlet 1212 is used for providing external air into the accommodating cavity 1211 to form a source of air blowing. The number of the first intake ports 1212 of the embodiment shown in fig. 3 is plural, and the plural first intake ports 1212 are arranged uniformly in a matrix. In a unit time, the external air can enter the accommodating chamber 1211 through the first air inlet 1212 more, so that the wind finally blown out from the air outlet 1213 is larger. Of course, in other embodiments, the plurality of first air inlets 1212 may be arranged in other manners, such as a circular array, and may even be arranged in an irregular manner, which is not limited herein. On the other hand, the number of the first air inlets 1212 may also be one, and is not limited herein.

The number of the air outlets 1213 is plural, and the body 121 is provided with air outlets 1213 on two opposite sides perpendicular to the length extension direction thereof. The air flow in the accommodating cavity 1211 can be blown out from the air outlets 1213 on the two sides of the body 121 at the same time, the air blowing range is wide, and the heat dissipation can be performed for the user more efficiently.

Both sides of the body 121 all have a plurality of air outlets 1213, and a plurality of air outlets 1213 that are located on the same side are arranged in a straight line, and the straight line of the plurality of air outlets 1213 is perpendicular to the rotation axis of the rotation element 12 that rotates relative to the housing 11, and under this structure, the range of blowing of the plurality of air outlets 1213 can reach a larger state. Of course, in other embodiments, the straight line of the plurality of air outlets 1213 may also be arranged at other angles to the rotation axis, such as 60 ° or 45 °, which is not limited herein.

It is understood that, in other embodiments, the body 121 may further have a plurality of air outlets 1213 only on one side thereof, which is not limited herein. In addition, the number of the air outlets 1213 may be only one, and is not limited herein.

It should be noted that, in the embodiment shown in fig. 3, a line segment formed by the plurality of air outlets 1213 located on the same side of the body 121 is not symmetrical with respect to a reference plane, and the reference plane is a plane passing through the rotation axis and perpendicular to the length extension direction of the body 121, so that the range of air blown by the plurality of air outlets 1213 is wider, and the heat dissipation effect is better.

Referring to fig. 6, in another possible embodiment, the line segments formed by the air outlets 1213 located on the same side of the body 121 are symmetrical with respect to the reference plane, and the distance between the two ends of the body 121 along the length extension direction thereof and the rotation axis is equal. In this embodiment, the blowing ranges of the plurality of air outlets 1213 at any angle in the rotation direction of the body 121 are the same, and the same blowing effect can be achieved.

Referring to fig. 5, the partition 123 is disposed in the receiving cavity 1211 to divide the receiving cavity 1211 into a first air channel 1214 and a second air channel 1215. The first air duct 1214 and the second air duct 1215 are respectively connected to the air outlets 1213 on two sides of the body 121, and the fan 33 can drive the air flow into the first air duct 1214 and the second air duct 1215 through rotation, and then blow out from the air outlets 1213 on two sides of the body 121. Due to the isolation effect of the partition 123, the air flows of the two air ducts can be prevented from influencing each other, so that the air blown out from the air outlets 1213 on the two sides of the body 121 is larger. Of course, in other embodiments, the partition 123 may not be provided, which saves manufacturing cost.

The rotating disc 122 is cylindrical, and the rotating disc 122 is rotatably engaged with the housing 11, so that the body 121 can rotate relative to the housing 11 to adjust the blowing direction of the air outlet 1213.

Referring to fig. 3 and 5, the turntable 122 is provided with an air inlet 1221, and the air inlet 1221 is communicated with the accommodating cavity 1211 and the outside air. When the fan wheel 33 of the accommodating chamber 1211 rotates, the external air is driven to enter the accommodating chamber 1211 through the air inlet 1221 to further provide a blowing source, so that the air blown out from the air outlet 1213 is larger, and the heat dissipation effect is better. Of course, in other embodiments, the turntable 122 may not be provided with the air inlet 1221, and only the first air inlet 1212 is used to provide the blowing air source, which is not limited herein.

Referring to fig. 4, the housing 11 includes a left half shell 111 and a right half shell 112, and a receiving cavity 113 is formed between the left half shell 111 and the right half shell 112, and the receiving cavity 113 is used for receiving the circuit board 32 and the battery 34.

The right half shell 112 has a plurality of second air inlets 1121 formed at a portion thereof near the rotating member 12, and the second air inlets 1121 are communicated with the air inlets 1221 and further communicated with the accommodating cavity 1211. When the fan wheel 33 of the accommodating cavity 1211 rotates, the fan wheel drives the external air to enter the accommodating cavity 1211 through the second air inlet 1121 and the air inlet 1221 in sequence, so as to further provide a blowing source, so that the air blown out from the air outlet 1213 is larger, and the heat dissipation effect is better.

Referring to fig. 7, it is understood that, in other embodiments, the turntable 122 may not be provided with the air inlet 1221 and the right half-shell 112 may not be provided with the second air inlet 1121, and the source of the blowing air is only obtained through the first air inlet 1212.

The left half shell 111 is provided with a switch hole 1111, and the switch hole 1111 is used for the control switch 31 to penetrate and expose outside, so that the user can manually press and control the fan wheel 33 to start or stop.

The left housing half 111 defines a notch 1112, and the shape of the notch 1112 is adapted to the shape of the body 121. It can be understood that the body 121 is a part of the left half shell 111, and when the body 121 rotates relative to the left half shell 111, the body 121 can just coincide with the notch 1112 at a certain position (shown in fig. 1), so that the whole fan casing 1 looks more beautiful.

The left half shell 111 is provided with a circular groove 1113, and the circular groove 1113 is rotatably matched with the turntable 122. The rotating disc 122 is disposed through the circular slot 1113 and a portion of the rotating disc 122 is located in the accommodating cavity 113. The rotating disk 122 can rotate in the circular groove 1113, thereby adjusting the blowing direction of the air outlet 1213 of the body 121.

It is understood that in other embodiments, the positions of the circular groove 1113 and the rotating disc 122 can be interchanged, that is, the circular groove 1113 is formed on the body 121, and the rotating disc 122 is arranged on the left half-shell 111, so that the body 121 can rotate relative to the left half-shell 111 to adjust the blowing direction of the blowing port 1213.

All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes, substitutions and improvements can be made, and all of them should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention should be subject to the claims.

Claims

1. A fan casing, comprising:

a housing;

2. The fan housing as claimed in claim 1, wherein the line of the plurality of air outlets is perpendicular to the rotation axis.

3. The fan housing according to claim 2, wherein a line segment formed by the plurality of air outlets is not symmetrical with respect to a reference plane, and the reference plane is a plane passing through the rotation axis and perpendicular to a direction in which a length of the rotation member extends.

4. The fan casing according to claim 1, wherein the rotating member has a plurality of the air outlets on two opposite sides perpendicular to a length extending direction of the rotating member, and the plurality of the air outlets on the same side of the rotating member are all arranged in a straight line.

5. The fan casing according to claim 4, wherein the rotating member further comprises a partition board disposed in the receiving cavity, the partition board divides the receiving cavity into a first air channel and a second air channel, and the first air channel and the second air channel are respectively communicated with the air outlets on two sides of the rotating member.

6. The fan casing according to claim 1, wherein one of the housing and the rotating member has a circular groove, and the other has a rotating disk, and the rotating disk is rotatably engaged with the circular groove to allow the rotating member to rotate relative to the housing.

7. The fan casing according to claim 1, wherein the housing is formed with a notch, and the rotating member is shaped to fit the notch, and the rotating member is capable of rotating relative to the housing to completely coincide with the notch.

8. The fan casing according to claim 1, wherein the housing defines a second air inlet, the second air inlet is disposed opposite to the first air inlet, the second air inlet communicates with the accommodating chamber and the external air, and the second air inlet allows the external air to enter the accommodating chamber.

9. A neck hanging fan, comprising a fan assembly, a connecting assembly and two fan housings as claimed in any one of claims 1 to 8, wherein the two fan housings are detachably connected to two ends of the connecting assembly respectively, and at least one of the two fan housings is provided with the fan assembly.

10. The hanging neck fan as claimed in claim 9, wherein the fan assembly includes a fan wheel, a control switch and a circuit board, the circuit board is connected to the control switch and the fan wheel, the control switch is disposed on the housing, the fan wheel is disposed in the accommodating cavity, and the control switch can control the fan wheel to rotate so as to drive outside air to enter the accommodating cavity through the first air inlet and be blown out from the air outlet.