CN213064009U

CN213064009U - Portable multifunctional fan

Info

Publication number: CN213064009U
Application number: CN202021300426.6U
Authority: CN
Inventors: 马渊
Original assignee: Shenzhen Nello Electronics Technology Co ltd
Current assignee: Shenzhen Nello Electronics Technology Co ltd
Priority date: 2020-07-06
Filing date: 2020-07-06
Publication date: 2021-04-27
Anticipated expiration: 2030-07-06

Abstract

The utility model relates to a portable multifunctional fan, including shell, fan blade, air intake, air outlet and starting switch, its characterized in that, the air intake is located the front of shell, the air intake is equipped with the safety cover, the air outlet is located the top surface of shell, the fan blade includes the carousel and arranges carousel blade all around, every the face perpendicular to at blade place the air intake, the back of shell is equipped with folding support, the both sides of shell are equipped with the minor axis, the minor axis can be dismantled and be connected with and hang the rope. The utility model discloses an air intake and air outlet are different from current handheld fan, and the air intake is in the front, and the air outlet is at the top surface to for the fan has opened up new using-way, the user can hang the fan through the rope of hanging of both sides and use on the neck, also can put the foldable support at the back and use on the desktop, realized that the fan is multi-functional.

Description

Portable multifunctional fan

Technical Field

The utility model relates to a household electrical appliances field, specific theory relates to a portable multifunctional fan.

Background

In the home office environment, people adapt to the air-conditioned environment due to long-term use of the air conditioner, so that the people cannot tolerate hot climate more and more, and because the air conditioner is used in large quantities for a long time, the greenhouse effect is more obvious, the outdoor temperature is extremely high, and people can feel that the air cannot permeate when going out in summer, and sunstroke occasionally occurs. In order to cool outdoor people, a handheld fan and a neck hanging fan are pushed out in the market, the structures of an air inlet and an air outlet of the fan belong to a conventional design mode, fan blades of the fan are inclined to the air outlet, air enters from the back of the fan and exits from the front of the fan, and specific requirements and limitations are met in use.

However, the handheld fan needs to be held by a user all the time, and the air outlet of the fan faces to the handheld fan, so that a specific posture and an angle need to be kept, and the handheld fan is very inconvenient; moreover, the handheld fan is not suitable for being used as a desktop fan because the handheld part of the fan is slender and unstable when being placed on a desktop; in addition, the existing neck hanging fan is shaped like a sports earphone and is hung on the neck of a user, two small fans are arranged on two sides of ears, the fan is not suitable for long-hair girls, hair is easy to curl into the fan, and certain potential safety hazards are caused.

The above problems are worth solving.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides a portable multifunctional fan.

The utility model discloses technical scheme as follows:

the utility model provides a portable multifunctional fan, includes shell, fan blade, air intake, air outlet and starting switch, its characterized in that, the air intake is located the front of shell, the air intake is equipped with the safety cover, the air outlet is located the top surface of shell, the fan blade includes the carousel and arranges carousel blade all around, every the face perpendicular to at blade place the air intake, the back of shell is equipped with folding support, the both sides of shell are equipped with the minor axis, the minor axis can be dismantled and be connected with and hang the rope.

According to the above scheme the utility model discloses, its characterized in that, the safety cover includes the straight-bar of a plurality of equidistance arrangements.

Further, the gap between every two adjacent straight rods is equal to 6 mm.

According to the above scheme the utility model discloses, its characterized in that, 17 pieces are no less than to the blade, and the quantity of blade is the singular.

According to above-mentioned scheme the utility model discloses, its characterized in that, the root transverse area of blade is less than its afterbody transverse area, the blade is "S" type.

Further, the included angle between the blade and the diameter of the rotating disc is smaller than 90 degrees.

According to the above scheme the utility model discloses, its characterized in that, the air outlet is equipped with the guide blade that a plurality of equidistance were arranged.

Furthermore, the guide vanes on the two sides are connected with the side wall of the shell to form sealing plates on the two sides.

Further, the gap between adjacent air guide blades is equal to 5 mm.

Furthermore, the air guide blade is fixedly connected with the air outlet.

Furthermore, the air guide blades are movably connected with the air outlet, and the bottoms of the air guide blades are connected in series through a linkage rod.

According to the above scheme the utility model discloses, its characterized in that, the leaf tail of blade is equipped with the beaded finish.

According to above-mentioned scheme the utility model discloses, a serial communication port, starting switch's periphery is equipped with luminous light ring, just luminous light ring is the breathing lamp.

According to the above scheme the utility model discloses, a serial communication port, the tip of minor axis is equipped with big head piece, hang the leather sheath cover of rope tip and be in on the big head piece, it is concrete, be equipped with the round hole in the middle of the leather sheath, just round hole one side is equipped with opens the breach, is used for emboliaing big head piece.

According to above-mentioned scheme the utility model discloses, a serial communication port, the bottom surface of shell is equipped with the mouth that charges.

According to the above scheme the utility model discloses, its characterized in that, shell lower extreme both sides limit is equipped with the raised grain.

According to the above scheme the utility model discloses, a serial communication port, tip can dismantle under the shell and be connected with handheld portion, the surface of handheld portion is equipped with the raised grain.

According to the above scheme the utility model discloses, its beneficial effect lies in:

the utility model discloses an air intake and air outlet are different from current handheld fan, and the air intake is in the front, and the air outlet is at the top surface to open up new use for the fan, the user can hang the fan through the string rope of both sides and use on the neck, also can put the use on the desktop through the collapsible support at the back, has realized that the fan is multi-functional;

furthermore, when the fan is hung on the neck of a user, the air outlet at the top surface is just opposite to the head of the user, and the air inlet faces the front of the user, so that the hands of the user are liberated;

furthermore, when the fan supports the foldable support and is placed on a table top, the fan and the table top form an included angle of 30 degrees, so that the fan is stable, and the air outlet just faces the head and neck of a user, so that the user feels cooler and more comfortable;

further, fan housing lower extreme is equipped with the raised grain, and the user can use the fan with handheld mode as required.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is another schematic view of the present invention.

Fig. 3 is a schematic structural diagram of a first usage state of the present invention.

Fig. 4 is a schematic structural diagram of a second usage state of the present invention.

Fig. 5 is a front view of the middle blade of the present invention.

Fig. 6 is a side view of a blade according to the present invention.

Fig. 7 is a schematic structural diagram of the third embodiment.

In the figure, 1, a housing; 11. a minor axis; 111. big head pieces; 12. hanging a rope; 13. a support; 14. wave lines; 15. a hand-held portion;

2. a fan blade; 21. a turntable; 22. a blade; 221. a reinforcing ring;

3. an air inlet; 31. a protective cover;

4. an air outlet; 41. a wind guide blade;

5. starting a switch; 51. and (4) a luminous aperture.

Detailed Description

For better understanding of the objects, technical solutions and technical effects of the present invention, the present invention will be further explained with reference to the accompanying drawings and embodiments. It is to be noted that the following examples are only for explaining the present invention and are not intended to limit the present invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly or indirectly secured to the other element; when an element is referred to as being "connected" to another element, it can be directly or indirectly connected to the other element; the terms "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positions based on the orientations or positions shown in the drawings, and are for convenience of description only, and are not to be construed as limiting the technical solution to two or more meanings, unless explicitly defined otherwise.

Example one

As shown in fig. 1 and 2, a portable multifunctional fan comprises a housing 1, fan blades 2, an air inlet 3, an air outlet 4 and a starting switch 5, wherein the air inlet 3 is located on the front side of the housing 1, the air inlet 3 is provided with a protective cover 31, the air outlet 4 is located on the top surface of the housing 1, the fan blades 2 comprise a rotary table 21 and blades 22 arranged on the periphery of the rotary table 21, the surface where each blade 22 is located is perpendicular to the air inlet 3, the back side of the housing 1 is provided with a foldable support 13, short shafts 11 are arranged on two sides of the housing 1, and hanging ropes 12 are detachably connected to the short shafts 11.

As shown in fig. 3, the utility model discloses an air intake and air outlet are different from traditional fan, and the air intake is in the front, and the air outlet is at the top surface, and when the user hung the fan on the neck, the air outlet of top surface department just in time faces user's head, and the air intake towards user's the place ahead, can not sheltered from by user's health, guarantees the normal air-out of fan, realizes that the user hangs the fan and uses on the neck, has liberated both hands, need not to hold always.

In the embodiment shown in fig. 2, the end portions of the short shafts 11 at both sides of the fan are provided with big head pieces 111, and the middle of the leather sheath (not shown, the same below) of the hanging rope 12 is provided with a round hole, and one side of the round hole is provided with a split, so that a user can conveniently sleeve the leather sheath on the big head pieces 111.

As shown in fig. 4, a foldable bracket 13 is arranged on the back of the fan housing 1, when the bracket 13 is opened, the fan can be placed on a table for use, an included angle of about 30 degrees is formed between the fan and the table, the air outlet 4 is lifted upwards and just faces to the head and neck of a user sitting at the table, and the user feels cooler and more comfortable.

The air inlet 3 occupies half of the area of the front surface of the shell 1, the air inlet amount is large, however, due to the fact that the area of the air inlet is large, the protective cover 31 needs to be arranged to prevent a fan blade from scratching a user, in order to achieve a better protective effect, the protective cover 31 comprises a plurality of straight rods which are arranged at equal intervals, preferably, the gap between every two adjacent straight rods is equal to 6mm, the situation that the user carelessly stretches fingers into the air inlet can be avoided, and the reduction of the air outlet amount caused by the fact that the protective.

The utility model discloses a 17 pieces are no less than to the blade 22 of multi-functional fan, and the quantity of blade 22 is the singular, and is preferred, and the blade has 29 pieces, and the blade design of singular is conventional fan blade designing requirement, when can satisfying the fan blade and rotate, guarantees the equilibrium, and 29 pieces of blade number have increased the air output of fan, promote user's comfortable experience.

As shown in fig. 5 and 6, the blade tail of the blade 22 is provided with the reinforcing ring 221, and the reinforcing ring 221 is integrally formed with the blade, and all the blades 22 are connected in series by the reinforcing ring 221, so that the stability of the overall structure of the blade is enhanced, and the service life of the fan is prolonged. The transverse area of the root of the blade 22 (namely the joint with the rotating disc 21 of the fan blade) is smaller than the transverse area of the tail of the blade 22, so that the blade is in a polygon formed by combining a trapezoid and a rectangle when viewed from the side surface of the blade 22, the fan blade 2 is viewed from top, and an annular groove is arranged between the rotating disc 21 of the fan blade 2 and the blade 22, so that the air can flow at the fan blade conveniently, and the air intake is increased.

When the blades 22 of the fan blade are overlooked, a certain included angle is formed between the blades 22 and the rotary disc 21, the included angle is smaller than 90 degrees, and the blades 22 are slightly S-shaped, so that the design is favorable for increasing the air output of the blades 22 when the blades 22 are incited.

The air outlet 4 of the portable multifunctional fan is provided with a plurality of air guide blades 41 which are arranged at equal intervals, preferably, the gap between every two adjacent air guide blades 41 is equal to 5mm, so that a user can be prevented from carelessly extending fingers into the air outlet, and the air output can be prevented from being shielded due to the intensive arrangement of the air guide blades.

In the specific embodiment, the wind guide blades 41 are fixedly connected with the wind outlet 4, and further, the wind guide blades 41 on both sides are connected with the side wall of the housing 1 to play a certain reinforcing role.

The starting switch 5 of the portable multifunctional fan has three-gear speed adjustment, the fan is started to enter a first gear speed by pressing for the first time, enters a second gear speed by pressing for the second time, enters a third gear speed by pressing for the third time, and the fan is closed by pressing the starting switch 5 again. Further, a light-emitting aperture 52 is provided around the start switch 5, and the light-emitting aperture 51 is a breathing lamp.

The bottom surface of the shell 1 of the portable multifunctional fan is provided with a charging port, a rechargeable battery is arranged in the fan, and a user can supply power to the fan through a power line and charge the rechargeable battery at the same time.

Example two

The wind guide blade structure of the portable multifunctional fan of the embodiment is different from the first embodiment, the rest of the structures are the same, specifically, the wind guide blades 41 are movably connected with the air outlet 4, the bottoms of the wind guide blades 41 are connected in series through the linkage rod, and a user can adjust the orientation of the wind guide blades 41 so as to change the wind direction and the air output.

EXAMPLE III

As shown in fig. 7, the structure of the lower end of the housing of this embodiment is different from the above embodiments, and the remaining structures are the same, specifically, the two sides of the lower end of the housing 11 are provided with raised grains 14, and the width of the raised grains is the same as the width of the hand when taking the articles, such as the articles, and the fingers are arranged side by side, so that the user can conveniently hold the lower end of the portable multifunctional fan, thereby increasing the handheld function of the fan, and the user can use the fan in a handheld manner under special conditions, such as the condition that the hanging rope is disconnected.

Example four

The structure of this embodiment has increased the handheld portion 15 of detachable on the basis of embodiment one or embodiment two structures, and is concrete, and tip can be dismantled to be connected with handheld portion 15 under the shell 11, and the surface of handheld portion 15 is equipped with the raised grain, and concrete structure is with the same above, and the handheld portion 15 of detachable is convenient for the user to change the molding of portable multifunctional fan as required, has not only increased the handheld function of fan, has still promoted user experience degree.

To sum up, the utility model discloses an air intake and air outlet are different from current handheld fan, and the air intake is in the front, and the air outlet is at the top surface to for the fan opens up new using-way, the user can hang the fan through the rope of hanging of both sides and use on the neck, also can put the foldable support at the back and use on the desktop, realized that the fan is multi-functional.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above examples only represent some embodiments of the present invention, and the description thereof is more 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 variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a portable multifunctional fan, includes shell, fan blade, air intake, air outlet and starting switch, its characterized in that, the air intake is located the front of shell, the air intake is equipped with the safety cover, the air outlet is located the top surface of shell, the fan blade includes the carousel and arranges carousel blade all around, every the face perpendicular to at blade place the air intake, the back of shell is equipped with folding support, the both sides of shell are equipped with the minor axis, the minor axis can be dismantled and be connected with and hang the rope.

2. The portable multifunctional fan according to claim 1, wherein the protective cover comprises a plurality of straight rods arranged at equal intervals.

3. The portable multifunctional fan as claimed in claim 1, wherein the air outlet is provided with a plurality of wind guide blades arranged at equal intervals.

4. The portable multifunctional fan as claimed in claim 3, wherein the wind guide blade is fixedly connected to the wind outlet.

5. The portable multifunctional fan as claimed in claim 3, wherein the air guide blades are movably connected with the air outlet, and the bottoms of the air guide blades are connected in series through a linkage rod.

6. The portable multifunctional fan as claimed in claim 1, wherein the blade tails of the blades are provided with reinforcing rings.

7. The portable multifunctional fan as claimed in claim 1, wherein the starting switch is provided with a light-emitting aperture at a periphery thereof, and the light-emitting aperture is a breathing lamp.

8. The portable multifunctional fan as claimed in claim 1, wherein the end of the short shaft is provided with a large head piece, and the leather sheath at the end of the hanging rope is sleeved on the large head piece.

9. The portable multifunctional fan as claimed in claim 1, wherein the two sides of the lower end of the housing are provided with raised grains.

10. The portable multifunctional fan as claimed in claim 1, wherein a hand-held portion is detachably coupled to a lower end portion of the housing, and the outer surface of the hand-held portion is provided with raised grains.