CN217814035U

CN217814035U - Hanging neck fan

Info

Publication number: CN217814035U
Application number: CN202220655030.6U
Authority: CN
Inventors: 廖育添; 丘国贺
Original assignee: Dongguan Citianxia Electronic Technology Co ltd
Current assignee: Dongguan Citianxia Electronic Technology Co ltd
Priority date: 2022-03-24
Filing date: 2022-03-24
Publication date: 2022-11-15
Anticipated expiration: 2032-03-24

Abstract

The utility model discloses a neck hanging fan, relating to the technical field of portable fans, wherein each air outlet unit comprises a shell component and a fan component; the shell component comprises a bottom supporting part used for contacting with the shoulder of a human body and an upper covering part covered on the bottom supporting part, the bottom supporting part is provided with an air inlet grille, and the upper covering part is provided with an air outlet; the fan subassembly includes the fan body, and the fan body holding is between the bottom sprag portion and the upper portion of shell subassembly and covers the portion, and the axle center of fan body sets up in order standing in the direction of the bottom surface of bottom sprag portion, and the fan body can be through the air inlet grid air inlet of bottom sprag portion, and the air-out of fan body can be guided to the air outlet of upper portion cover portion and blow off. When the neck hanging fan is worn, the neck hanging fan is not easy to generate a pendant feeling, and when the neck hanging fan is worn to move or walk, the axial acting force is applied to the axis of the fan body, so that the fan body is not easy to damage.

Description

Hanging neck fan

Technical Field

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

Background

Many areas all have hot summer, and in summer, people's trip often need endure insolate and high temperature, and the rechargeable battery power supply is used to present portable fan most, and its cost and use cost are lower, can continue to cool down for people again, so portable fan is popularized in the crowd gradually.

Two important forms of portable fan are hand-held type fan and hang the neck fan, and wherein, hang the neck fan and can wear on the neck, need not to hand, make things convenient for people to use when motion and walking, and the air-out can reach head, neck and shoulder even, consequently, hang the neck fan and welcome by people more and more.

The Chinese utility model patent publication with publication number CN211474489U and named neck hanging fan, and the Chinese utility model patent publication with publication number CN212615492U and named deformable neck hanging fan all disclose typical neck hanging fan structures; however, when the neck hanging fan in the prior art is worn, the rotating shaft of the motor is at an angle close to being parallel to the ground, and when people wear the neck hanging fan to move or walk, the position of the front end of the neck hanging fan, which is used for accommodating the motor, can generate a pendant feeling; in addition, when people wear the neck hanging fan to move or walk, the rotating shaft of the motor can be subjected to certain radial acting force, and the motor is easily damaged in the past.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hang neck fan has improved the overall arrangement structure of fan body, makes it be difficult for producing and hangs down the sense, and the fan body is not fragile.

In order to achieve the above purpose, the utility model provides a following technical scheme: a neck hanging fan comprises a connecting beam and at least one air outlet unit, wherein at least one end of the connecting beam is connected with the air outlet unit; each air outlet unit comprises a shell component and a fan component; the shell assembly comprises a bottom supporting part used for contacting with the shoulder of a human body and an upper covering part covered on the bottom supporting part, the bottom supporting part is provided with an air inlet grille, and the upper covering part is provided with an air outlet; the fan subassembly includes the fan body, the fan body holding is in between the bottom sprag portion and the upper portion of shell subassembly covers the portion, just the axle center of fan body is in order to stand in the direction setting of the bottom surface of bottom sprag portion, the fan body can pass through the air inlet grid air inlet of bottom sprag portion, just the air-out of fan body can be guided to the air outlet of upper portion cover portion blows off.

In the technical scheme, the fan body of the fan assembly is a vortex fan; the fan assembly further comprises an air guide shell with an air guide channel, one end of the air guide shell is connected to the air outlet end of the fan body, and the other end of the air guide shell is connected to the air outlet of the upper covering portion, so that the air outlet of the fan body is guided to the air outlet of the upper covering portion through the air guide channel and blown out.

In the above technical scheme, the bottom support part and the upper cover part of the housing assembly are both half shells, and the bottom support part and the upper cover part are mutually combined and fixed.

In the above technical solution, the housing assembly further comprises a decoration cover, and the decoration cover is provided with an air outlet grille; the decorative cover is fixed and covered on the upper covering part, and the air outlet grille of the decorative cover is aligned with the air outlet of the upper covering part.

In the above technical scheme, the air outlet units are provided with two, and two ends of the connecting beam are respectively connected with one air outlet unit.

In the above technical solution, the neck hanging fan further comprises a circuit board, wherein the circuit board is loaded with a charging interface and a switch; the circuit board is accommodated in the shell assembly of one of the air outlet units, a key is embedded in the shell assembly of the air outlet unit, the key and a switch on the circuit board are mutually aligned, when the key is pressed, the switch can be triggered, and a charging interface on the circuit board penetrates out of the shell assembly; the circuit board is electrically connected with the fan body in each air outlet unit respectively.

In the above technical scheme, a battery is accommodated in the housing assembly of at least one air outlet unit, and the circuit board is electrically connected with the battery in each air outlet unit.

In the above technical scheme, the housing assembly is embedded with an interface cover for covering the charging interface of the circuit board.

In the above technical solution, in each air outlet unit, the casing component is provided with a slot at one end far away from the fan component; connectors matched with the slots of the air outlet units are respectively arranged at two ends of the connecting beam, and the connectors at the two ends of the connecting beam are correspondingly inserted into the slots of the air outlet units respectively.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this kind of hang neck fan's compact structure, the axle center of fan body in order standing on the direction setting of bottom sprag portion makes this kind of hang neck fan when wearing, and the axle center of its fan body is the angle that is close perpendicular to ground, is difficult for producing the sense of hanging down when wearing, when wearing this kind of hang neck fan motion or walking, what the axle center of fan body received is axial effort, not fragile fan body.

2. This kind of hang layout structure of neck fan makes the fan body can transversely put, can hold the fan body of bigger volume, makes the air-out effect of this kind of hanging neck fan better.

3. This kind of hang neck fan uses the wind-guiding shell to wind for fan subassembly, and the air-out of fan body can not be lost in the shell subassembly, further makes this kind hang neck fan's air-out effect better.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is an exploded view of the air outlet unit of the present invention.

Fig. 3 is an exploded view of the air outlet unit in the other direction.

Fig. 4 is a schematic view of the assembly structure of the present invention.

The reference signs are: 1. a housing assembly; 11. a bottom support portion; 111. an air inlet grille; 12. an upper covering portion; 121. an air outlet; 13. a decorative cover; 131. an air outlet grille; 14. an access cover; 15. pressing a key; 16. inserting slots; 2. a fan assembly; 21. a fan body; 211. an axis; 22. a wind guide shell; 221. an air guide channel; 3. a battery; 4. a circuit board; 41. a charging interface; 42. a switch; 10. an air outlet unit; 20. a connecting beam; 201. a connecting head.

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.

Referring to fig. 1 to 4, a neck hanging fan includes a connection beam 20 and at least one air outlet unit 10, wherein at least one end of the connection beam 20 is connected to the air outlet unit 10.

Each air outlet unit 10 comprises a shell component 1 and a fan component 2; the housing assembly 1 includes a bottom support part 11 for contacting the shoulder of a human body and an upper cover part 12 covering the bottom support part 11, the bottom support part 11 is provided with an air inlet grill 111, and the upper cover part 12 is provided with an air outlet 121.

Specifically, the bottom support portion 11 and the upper cover portion 12 of the housing assembly 1 are both half shells, the bottom support portion 11 and the upper cover portion 12 are both made of engineering plastics, and the bottom support portion 11 and the upper cover portion 12 are mutually opposite and fixed to form a cavity capable of accommodating the fan assembly 2, and the fixing mode is one of screw locking and buckle fixing.

The blower assembly 2 includes a blower body 21, the blower body 21 is accommodated between the bottom supporting portion 11 and the upper covering portion 12 of the housing assembly 1, and the axis 211 of the blower body 21 is arranged in a direction standing on the bottom surface of the bottom supporting portion 11, the blower body 21 can intake air through the air intake grille 111 of the bottom supporting portion 11, and the outlet air of the blower body 21 can be guided to the air outlet 121 of the upper covering portion 12 and blown out.

Specifically, the fan body 21 of the fan assembly 2 is a vortex fan, specifically a micro direct current vortex fan; the fan assembly 2 further includes an air guiding shell 22 having an air guiding channel 221, the air guiding shell 22 is a substantially square tubular shell, one end of the air guiding shell 22 is connected to the air outlet end of the fan body 21 and is aligned with the air outlet end of the fan body 21, the other end of the air guiding shell 22 is connected to the air outlet 121 of the upper covering portion 12 and is aligned with the edge of the air outlet 121 of the upper covering portion 12, so as to guide the outlet air of the fan body 21 to the air outlet 121 of the upper covering portion 12 through the air guiding channel 221 and blow out the outlet air.

More specifically, the fan body 21 is mounted on the bottom support portion 11 of the housing assembly 1 in a transverse manner, the fan body 21 can be fixed on the bottom support portion 11 by one of screw locking and snap fixing, the air outlet end surface of the fan body 21 faces the inner side of the housing assembly 1, and the air guide shell 22 is also fixed on the bottom support portion 11 by one of screw locking and snap fixing; since the axis of the vortex fan is perpendicular to the bottom case, after the fan body 21 is installed in a horizontal manner, the axis 211 of the fan body 21 is set in a direction of standing on the bottom surface of the bottom support portion 11.

Further, the housing assembly 1 further includes a decoration cover 13, the decoration cover 13 is a cover plate made of engineering plastic and is matched with the shape of the upper covering portion 12, and the decoration cover 13 is provided with an air outlet grille 131; the decorative cover 13 is fixed and covered on the upper covering portion 12, and is fixed by one of screw locking and snap fixing, and the air outlet grille 131 of the decorative cover 13 and the air outlet 121 of the upper covering portion 12 are aligned with each other.

Specifically, the air outlet units 10 are provided with two air outlet units 10, and two ends of the connecting beam 20 are respectively connected with one air outlet unit 10.

It should be noted that the connection beam 20 is a column with a certain radian to fit the back neck of the human body, and the connection beam 20 is made of one of silica gel, rubber or soft plastic, so that the connection beam 20 has a certain elasticity and bending toughness.

Further specifically, in each air outlet unit 10, the casing assembly 1 is provided with a slot 16 at one end far away from the fan assembly 2, and in this embodiment, an annular holding rib is provided on an inner side of the slot 16; the two ends of the connecting beam 20 are respectively provided with a connector 201 matched with the slot 16 of the air outlet unit 10, the connectors 201 can be integrally formed with the connecting beam 20, and can also be independent components inserted on the connecting beam 20, the front end of the connector 201 is provided with an annular groove matched with the holding rib of the slot 16, the connectors 201 at the two ends of the connecting beam 20 are respectively and correspondingly inserted into the slot 16 of the air outlet unit 10, so that the holding rib in the slot 16 is clamped into the annular groove of the connector 201, and the two air outlet units 10 are respectively fixed at the two ends of the connecting beam 20; in fact, the slot 16 is provided with a half at each of the bottom support portion 11 and the upper cover portion 12, and the bottom support portion 11 and the upper cover portion 12 are mutually involuted to form the complete slot 16, and during assembly, it is necessary to first place the connector 201 of the connection beam 20 on the half slot 16 of the bottom support portion 11, and then cover and fix the upper cover portion 12 on the bottom support portion 11, so as to form the complete slot 16 and fix the connector 201 of the connection beam 20.

Further, the neck hanging fan further comprises a circuit board 4, the circuit board 4 is a Printed Circuit Board (PCB), and the circuit board 4 is loaded with a charging interface 41 and a switch 42; the charging interface 41 is one of MiniUSB, microsusb and Type-C, the switch 42 is a microswitch, and both the charging interface 41 and the switch 42 are mounted on the circuit board 4 in a plug-in manner; in addition, a main control chip is also carried on the circuit board 4, and the main control chip is an MCU such as a single chip microcomputer or an embedded chip; the circuit board 4 is accommodated in the housing assembly 1 of one of the air outlet units 10, in this embodiment, the bottom supporting portion 11 of the air outlet unit 10 is provided with a plugging position, and the circuit board 4 is plugged in the plugging position; a key 15 is embedded on the housing component 1 of the air outlet unit 10, the key 15 is made of engineering plastics or silica gel, the key 15 is aligned with the switch 42 on the circuit board 4, and the switch 42 can be triggered when the key 15 is pressed, in the embodiment, the key 15 is embedded between the bottom supporting part 11 and the upper covering part 12; the charging interface 41 on the circuit board 4 penetrates out of the housing assembly 1, in the embodiment, the bottom supporting part 11 is provided with a through hole for the charging interface 41 to penetrate out, and the charging interface 41 penetrates out of the through hole; the circuit board 4 is electrically connected with the fan body 21 in each air outlet unit 10, specifically, a wire with a connector male end is led out from the fan body 21 in each air outlet unit 10, the circuit board 4 is provided with a connector female end, and the connector male end of the wire of the fan body 21 is inserted into the connector female end of the circuit board 4, so that the fan body 21 is electrically connected with the circuit board 4.

Furthermore, a battery 3 is accommodated in the housing assembly 1 of at least one air outlet unit 10, the battery 3 is a rechargeable lithium battery, and the circuit board 4 is electrically connected with the battery 3 in each air outlet unit 10; in this embodiment, the two air outlet units 10 are respectively accommodated in the housing assembly 1, the batteries 3 are fixed on the bottom support portion 11 through an adhesive or a buckle, the batteries 3 are led out of a lead wire, and the lead wire is welded on the circuit board 4, so that the batteries 3 are electrically connected with the circuit board 4.

Further, the housing assembly 1 is embedded with an interface cover 14 for covering the charging interface 41 of the circuit board 4, specifically, the interface cover 14 is a silicone plug or a rubber plug, the interface cover 14 is movably fixed on the bottom supporting portion 11, and the interface cover 14 can be embedded into the bottom supporting portion 11 and cover the charging interface 41 of the circuit board 4, so as to protect the charging interface 41.

When the neck hanging fan is worn, the bottom supporting part 11 of the air outlet unit 10 is in contact with the shoulders of a human body, the connecting beam 20 is in contact with the back neck of the human body, and at the moment, the air outlet grille 131 of the decorative cover 13 faces the head part of the human body; since the axial center 211 of the blower main body 21 is arranged in a direction standing on the bottom support portion 11, a drooping feeling is not easily generated when worn; the key 15 is pressed to trigger the switch 42 on the circuit board 4, after the master control receives a signal of the switch 42, a loop between the battery 3 and the fan body 21 is closed, the fan body 21 operates, air is supplied through the air inlet grille 111 of the bottom supporting part 11, the air outlet of the fan body 21 is guided to the air outlet 121 of the upper covering part 12 through the air guide channel 221 of the air guide shell 22, and the air outlet passes through the air outlet grille 131 of the decorative cover 13 and then is blown to the head and face of a human body; the switch 42 on the circuit board 4 is triggered through the key 15, so that the starting, the stopping and the rotating speed gear of the fan body 21 can be controlled; the battery 3 can be charged via a charging interface 41 on the circuit board 4.

The neck hanging fan is compact in structure, the axis 211 of the fan body 21 is arranged in the direction vertical to the bottom supporting part 11, when the neck hanging fan is worn, the axis 211 of the fan body 21 is close to the angle vertical to the ground, the neck hanging fan is not prone to generating a dropping feeling when being worn, and when the neck hanging fan is worn to move or walk, the axis 211 of the fan body 21 is subjected to an axial acting force, so that the fan body 21 is not prone to being damaged. In addition, this kind of hang layout structure of neck fan makes fan body 21 can transversely put, can hold bigger volume fan body 21, makes this kind hang the air-out effect of neck fan better. Furthermore, the wind guide shell 22 is used for guiding wind for the fan component 2, so that the wind outlet of the fan body 21 is not lost in the shell component 1, and the wind outlet effect of the neck hanging fan is better.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A neck hanging fan comprises a connecting beam and at least one air outlet unit, wherein at least one end of the connecting beam is connected with the air outlet unit; it is characterized in that the preparation method is characterized in that,

each air outlet unit comprises a shell component and a fan component;

the shell assembly comprises a bottom supporting part used for contacting with the shoulder of a human body and an upper covering part covered on the bottom supporting part, the bottom supporting part is provided with an air inlet grille, and the upper covering part is provided with an air outlet;

the fan subassembly includes the fan body, the fan body holding is in between the bottom sprag portion and the upper portion of shell subassembly covers the portion, just the axle center of fan body is in order to stand in the direction setting of the bottom surface of bottom sprag portion, the fan body can pass through the air inlet grid air inlet of bottom sprag portion, just the air-out of fan body can be guided to the air outlet of upper portion cover portion blows off.

2. The neck hanging fan as claimed in claim 1, wherein: the fan body of the fan component is a vortex fan;

the fan assembly further comprises an air guide shell with an air guide channel, one end of the air guide shell is connected to the air outlet end of the fan body, and the other end of the air guide shell is connected to the air outlet of the upper covering portion, so that the air outlet of the fan body is guided to the air outlet of the upper covering portion through the air guide channel and blown out.

3. The neck hanging fan as claimed in claim 1, wherein: the bottom support portion and the upper cover portion of the housing assembly are both half shells, and the bottom support portion and the upper cover portion are mutually combined and fixed.

4. The neck hanging fan according to claim 1 or 3, characterized in that: the shell component also comprises a decorative cover, and the decorative cover is provided with an air outlet grille;

the decorative cover is fixed and covered on the upper covering part, and the air outlet grille of the decorative cover is aligned with the air outlet of the upper covering part.

5. The neck hanging fan according to claim 1, characterized in that: the air outlet unit is provided with two, and the both ends of tie-beam are connected with one respectively the air outlet unit.

6. The neck hanging fan as claimed in claim 5, wherein: the charging device further comprises a circuit board, wherein a charging interface and a switch are mounted on the circuit board;

the circuit board is accommodated in the shell assembly of one of the air outlet units, a key is embedded in the shell assembly of the air outlet unit, the key and a switch on the circuit board are mutually aligned, when the key is pressed, the switch can be triggered, and a charging interface on the circuit board penetrates out of the shell assembly;

the circuit board is electrically connected with the fan body in each air outlet unit respectively.

7. The hanging neck fan as claimed in claim 6, wherein: the battery is accommodated in the shell component of at least one air outlet unit, and the circuit board is electrically connected with the battery in each air outlet unit.

8. The hanging neck fan as claimed in claim 6, wherein: and the shell component is embedded with an interface cover for covering the charging interface of the circuit board.

9. The neck hanging fan as claimed in claim 5, wherein: in each air outlet unit, a slot is formed in one end, far away from the fan assembly, of the shell assembly;

connectors matched with the slots of the air outlet units are respectively arranged at two ends of the connecting beam, and the connectors at the two ends of the connecting beam are correspondingly inserted into the slots of the air outlet units respectively.