CN212563735U

CN212563735U - Hang neck fan

Info

Publication number: CN212563735U
Application number: CN202021155155.XU
Authority: CN
Inventors: 彭兰芬
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-21
Filing date: 2020-06-21
Publication date: 2021-02-19
Anticipated expiration: 2030-06-21

Abstract

The utility model provides a hang neck fan, including U type shell, U type shell includes that connecting piece and detachably are connected to the first dryer and the second dryer at the both ends of connecting piece, and first dryer and second dryer symmetry set up, and first dryer and second dryer all include that the cross-section is the casing of U type and the lid that sets up in opening one side of the U type of casing be in the last lateral wall of casing is provided with a plurality of first exhaust vents, and a plurality of first exhaust vents are arranged along the extending direction of casing be provided with the fresh air inlet on the side of the one end of keeping away from the connecting piece of casing be provided with the air supply arrangement that is used for carrying the air from the fresh air inlet towards first exhaust vent in the casing. The neck hanging fan can be hung on the neck and does not need to be held by hands.

Description

Hang neck fan

Technical Field

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

Background

Fans have been very common household appliances and the types of fans are increasing according to people's needs, ceiling fans, floor standing fans, etc., but these fans have a limited range of movement and are inconvenient to use when people are walking. Therefore, a small handheld fan is invented, and the fan can be used by a user in the walking process. However, although the handheld fan can be used during walking, the handheld fan needs to be held by one hand of a user, which causes certain inconvenience, and is difficult to use during sports.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a neck hanging fan, which can be hung on the neck without being held by hand, and is more convenient to use than a handheld fan.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a hang neck fan, its characterized in that, includes U type shell, U type shell includes first dryer and the second dryer that connecting piece and detachably are connected to the both ends of connecting piece, and first dryer and second dryer symmetry set up, and first dryer and second dryer all include that the cross-section is the casing of U type and the lid that sets up in opening one side of the U type of casing be in the side of the last lateral wall of casing is provided with a plurality of first exhaust vents, and a plurality of first exhaust vents arrange along the extending direction of casing be provided with the fresh air inlet on the side of the one end of keeping away from the connecting piece of casing be provided with the air supply arrangement that is used for following the fresh air inlet towards first exhaust vent with the air in the casing and carries.

Preferably, the air supply device is a fan blade rotatably arranged in the housing, a cylindrical fan blade cover for covering the fan blade is arranged in the housing, a ventilation opening is arranged on the side surface of the fan blade cover, and the ventilation opening is positioned between the fan blade and the connecting piece.

Preferably, a motor in transmission connection with the fan blades is further arranged on the casing or the cover body, a controller is arranged in the first air duct or the second air duct, and the controller is electrically connected with the motor.

Preferably, a plurality of second air outlet holes are formed in the lower side wall of each housing.

Preferably, the second air outlet holes are arranged along the extending direction of the shell, and the distance between the closest one of the second air outlet holes to the connecting piece and the connecting piece is greater than the distance between the closest one of the first air outlet holes to the connecting piece and the connecting piece.

Preferably, the second exhaust vent is along the extending direction of casing arranges the upper surface of the lower lateral wall of casing is provided with the baffle, is provided with the through-hole with the same quantity of second exhaust vent on every casing on the baffle, and the distance between the adjacent through-hole equals the distance between the adjacent second exhaust vent, and the baffle can be along the array direction round trip movement of through-hole so that the through-hole can be selectively with second exhaust vent alignment or with the shutoff of second exhaust vent.

Preferably, a speaker electrically connected with the controller is arranged on each cover body and at a position corresponding to the air inlet hole.

The invention also provides another neck hanging fan which is characterized by comprising a U-shaped shell, wherein the U-shaped shell comprises a connecting piece, a first air duct and a second air duct, the first air duct and the second air duct are detachably connected to two ends of the connecting piece, the first air duct and the second air duct are symmetrically arranged, an air inlet hole is formed in one end, far away from the connecting piece, of each air duct, a first air outlet hole is formed in the upper side wall of each air duct, and an air supply device for conveying air from the air inlet holes to the first air outlet holes is arranged in each air duct.

Preferably, the air supply device is a fan blade rotatably arranged in the air duct, a motor and a controller are further arranged in the air duct, the motor is in transmission connection with the fan blade, and the motor is electrically connected with the controller.

Compared with the prior art, the utility model has the following beneficial effect:

the neck hanging fan can be hung on the neck, does not need to be held by hands, and is convenient to use.

Drawings

Figures 1 and 2 are perspective views of a preferred embodiment according to the present invention;

fig. 3 and 4 are structural views of one of the air ducts according to a preferred embodiment of the present invention;

fig. 5 and 6 are structural views of the air duct with the cover removed according to a preferred embodiment of the present invention;

FIG. 7 is a block diagram of a fan blade according to a preferred embodiment of the present invention;

fig. 8 is a view a-a according to a preferred embodiment of the present invention.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in fig. 1-8, a neck hanging fan comprises a U-shaped housing 1, wherein the U-shaped housing 1 comprises a connecting member 11, and a first air duct 12 and a second air duct 13 respectively connected to two ends of the connecting member 11, the first air duct 12 and the second air duct 13 are both hollow structures, and at least one end far away from the connecting member 11 is closed. The first air duct 12 and the second air duct 13 both include a casing 121 with a U-shaped cross section and a cover 122 disposed on one side of the U-shaped opening of the casing 121, and because the cross section of the casing 121 is U-shaped, a groove-shaped structure with one side open is formed, which is convenient for mounting other structures in the first air duct 12, and the cover 122 is detachably mounted on the casing 121 to cover one side of the U-shaped opening of the casing 121. The housings 121 of the first and

second air ducts

12, 13 are symmetrically arranged, and the two covers 122 are also symmetrically arranged. A clamping groove 127 is arranged at one end of the housing 121 close to the connecting piece 11, and clamping blocks 111 matched with the clamping groove 127 are respectively arranged at two ends of the connecting piece 11.

Further, a side face of the end, far away from the connecting member 11, of the casing 121 is provided with an air inlet 125, the air inlet 125 is communicated with the inside of the casing 121, the upper side wall of the casing 121 is provided with a plurality of first air outlet 123, the first air outlet 123 is communicated with the inside of the casing 121, the plurality of first air outlet 123 are arranged along the length direction of the casing 121, a fan blade 3 is rotatably arranged in the casing 121 and at a position corresponding to the air inlet 125, the fan blade 3 can suck external air from the air inlet 125 when rotating and blow out the air from the first air outlet 123, when in use, the neck hanging fan is hung on the neck, the first air outlet 123 blows upwards, and blows the neck, the face and the head of a user. It should be noted that the upper and lower directions mentioned in the present invention refer to directions in use.

The housing 121 is further provided with a motor 2, an output shaft of the motor 2 is in transmission connection with a rotating shaft of the fan blade 3, preferably, the output shaft of the motor 2 is coaxial with the output shaft of the fan blade 3, and the fan blade 3 is a turbine fan blade.

A fan blade cover 31 is provided in the housing 121 at a position corresponding to the fan blade 3, a ventilation opening 32 is provided in the fan blade cover 31, and the ventilation opening 32 is provided on the side of the fan blade cover 31 facing the connector 11, so that the air blown out from the ventilation opening 32 can be sent out toward the housing 121 in the direction extending toward the connector 11 and blown out from the first air outlet 123. The blade cover 31 has a cylindrical structure, and the ventilation opening 32 is provided on the side surface, so that the wind generated by the blades 3 can be blown out from the ventilation opening 32 as much as possible, and the cylindrical structure of the blade cover 31 causes the wind to receive less resistance in the blade cover 31.

Preferably, be provided with the controller in the first dryer 12, the controller is connected with motor 2 electricity be provided with the battery in the second dryer 13, the battery passes through the wire and is connected with the controller electricity, and the wire extends in first dryer 12, connecting piece 11 and second dryer 13 be provided with speed governing knob 7 on the casing 121 of first dryer 12, speed governing knob 7 is connected with the controller electricity, can adjust the size of wind speed through speed governing knob 7, can adopt same speed governing knob 7 to two motor 2 simultaneous control, also can adopt two speed governing knob 7 to control respectively two motor 2. The first air duct 12 is also provided with a power switch 8 electrically connected to the controller, and the power supply can be turned on or off by the power switch 8. The controller may be of the type AT89C52, and may be of other types known in the art.

A plurality of second air outlet holes 124 are formed in the lower side wall of each housing 121, the second air outlet holes 124 are arranged along the extending direction of the housing 121, the distance between the one of the second air outlet holes 124 closest to the connecting member 11 and the connecting member 11 is greater than the distance between the one of the first air outlet holes 123 closest to the connecting member 11 and the connecting member 11, and the part of the lower side wall of the housing 121 close to the connecting member 11 is in contact with the skin without forming too many holes.

Further, a baffle 5 is arranged on the upper surface of the lower side wall of the housing 121, the baffle 5 is provided with the same number of through holes 51 as the number of the second air outlet holes 124 on each housing 121, the distance between the adjacent through holes 51 is equal to the distance between the adjacent second air outlet holes 124, and the baffle 5 can move back and forth along the arrangement direction of the through holes 51 so that the through holes 51 can be selectively aligned with the second air outlet holes 124 or block the second air outlet holes 124. To facilitate the fixing of the shutter 5, guide grooves (not shown) may be provided on the upper surface of the lower sidewall of the housing 121 on both sides in the width direction of the shutter 5, along which the shutter 5 can move back and forth.

Further, on the lower lateral wall of casing 121 and the one end that corresponds baffle 5 is provided with bar hole 126 the one end that corresponds bar hole 126 of baffle 5 is provided with ejector pad 52, ejector pad 52 passes the bar hole 126 that corresponds and extends casing 121, and the user can realize the control to baffle 5 through promoting ejector pad 52. Preferably, the pushing block 52 is disposed at one end of the baffle 5 close to the corresponding fan blade 3, so that the strip-shaped hole 126 can be used as an air outlet.

Furthermore, a speaker 4 electrically connected to the controller is disposed on each cover 122 and corresponding to the air inlet 125, and music can be played through the speaker 4. A horn cover 41 for covering the horn 4 is disposed at a position on the cover 122 corresponding to the horn 4, and a plurality of meshes are disposed on a side of the horn cover 41 away from the cover 122 for allowing sound emitted by the horn 4 to pass through. Preferably, a volume knob (not shown) electrically connected to the controller may be provided on the housing 121, and the size of the horn may be adjusted by the volume knob. The controller is integrated with a Bluetooth module, can be connected with the mobile phone through the Bluetooth module, and can control the loudspeaker 4 to play music or other voices through the mobile phone. The bluetooth module adopts the prior art.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a hang neck fan which characterized in that, includes U type shell, U type shell includes:

a connecting member;

first dryer and second dryer, detachably are connected to the both ends of connecting piece respectively, and the symmetry sets up, all includes:

the fan comprises a shell, the cross section of which is U-shaped, a plurality of first air outlet holes are formed in the upper side wall of the shell and are arranged along the extending direction of the shell, an air inlet hole is formed in the side face of one end, far away from a connecting piece, of the shell, an air supply device used for conveying air from the air inlet hole to the first air outlet holes is arranged in the shell, the air supply device comprises fan blades rotatably arranged in the shell, a cylindrical fan blade cover used for covering the fan blades is arranged in the shell, a ventilation opening is formed in the side face of the fan blade cover, and the ventilation opening is located between the fan blades and the connecting piece;

the cover body is arranged on one side of the U-shaped opening of the shell.

2. The neck hanging fan as claimed in claim 1, wherein a motor in transmission connection with fan blades is further disposed on the housing or the cover, and a controller is disposed in the first air duct or the second air duct and electrically connected to the motor.

3. The neck hanging fan as claimed in claim 1, wherein a plurality of second air outlet holes are provided at a lower sidewall of each of the housings.

4. The neck hanging fan as claimed in claim 3, wherein the second air outlet holes are arranged along the extending direction of the housing, and the distance between the closest one of the second air outlet holes to the connecting member is greater than the distance between the closest one of the first air outlet holes to the connecting member.

5. The hanging neck fan as claimed in claim 3, wherein the second air outlets are arranged along the extending direction of the housing, a baffle is disposed on the upper surface of the lower sidewall of the housing, the baffle has the same number of through holes as the second air outlets on each housing, the distance between the adjacent through holes is equal to the distance between the adjacent second air outlets, and the baffle can move back and forth along the arrangement direction of the through holes to selectively align the through holes with the second air outlets or block the second air outlets.

6. The neck hanging fan as claimed in claim 2, wherein a speaker electrically connected to the controller is provided on each cover body at a position corresponding to the air inlet hole.