CN216617947U

CN216617947U - Portable folding fan

Info

Publication number: CN216617947U
Application number: CN202123120555.4U
Authority: CN
Inventors: 陈伟坚; 潘水珍; 陈偕河
Original assignee: Sihui Lotte Electronic Technology Co ltd
Current assignee: Sihui Lotte Electronic Technology Co ltd
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-05-27
Anticipated expiration: 2031-12-13

Abstract

The utility model relates to the technical field of daily necessities, and discloses a portable folding fan which comprises a cover body, wherein a fan body and a driving piece are arranged in the cover body, the cover body comprises a lower cover with an upward opening and an upper cover arranged and installed with the lower cover in a covering manner, the fan body comprises a fan base, the fan base is arranged in the lower cover, a supporting rod positioned above the lower cover is arranged at the upper end of the fan base, a fan blade assembly is arranged at the upper end of the supporting rod, the fan blade assembly comprises a folding installation part, the folding installation part is rotatably arranged on the supporting rod, fan blades are hinged to the edge of the folding installation part, the driving piece is in driving connection with the folding installation part, and the fan blades are arranged downward when the fan blades are in a storage state. The portable folding fan has the advantages of good protection effect and long service life.

Description

Portable folding fan

Technical Field

The utility model relates to the technical field of daily necessities, in particular to a portable folding fan.

Background

People feel uncomfortable wherever they go in hot summer. In order to enable the electric fan which is a comfortable cooling tool to serve people anytime and anywhere, a battery is additionally arranged on the traditional fan by a plurality of electrical appliance manufacturers, the use place of the traditional fan is not restricted by a mains supply power grid line, and the battery carried by the traditional fan provides electric energy. The progress advances the portability of the electric fan, reduces the volume and the weight, finally, the battery-powered mini electric fan with a reduced version is produced, and meets the portable requirement to a certain extent, so that the electric fan flowers all the time and all flowers are in the same place. Portable fans of this type are quite popular on the market.

The portable fan is regular in the whole appearance part, cannot be conveniently put into a pocket to be carried, and meanwhile, fan blade structures and the like in the fan are exposed, so that the portable fan is easy to damage in the carrying process and the service life of the portable fan is shortened.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is: the portable folding fan has the advantages of good protection effect and long service life.

In order to achieve the purpose, the utility model provides a portable folding fan, which comprises a cover body, wherein a fan body and a driving piece are installed in the cover body, the cover body comprises a lower cover with an upward opening and an upper cover covered and installed with the lower cover, the fan body comprises a fan base, the fan base is installed in the lower cover, a supporting rod positioned above the lower cover is installed at the upper end of the fan base, a fan blade assembly is installed at the upper end of the supporting rod, the fan blade assembly comprises a folding installation part, the folding installation part is rotatably installed on the supporting rod, a fan blade is hinged to the edge of the folding installation part, the driving piece is in driving connection with the folding installation part, and the fan blade is arranged downward when the fan blade is in a storage state.

As preferred scheme, the neighboring of folding installation department be equipped with flabellum quantity assorted mounting groove, the one end of flabellum is equipped with the installation pivot, the installation pivot rotate install in the mounting groove, the extending direction perpendicular to of installation pivot the axis direction of bracing piece.

As the preferred scheme, the bottom of folding installation department is equipped with the axis of rotation, the driving piece install in the bracing piece, the output of driving piece with axis of rotation transmission is connected.

As the preferred scheme, set up the drive installation cavity that the opening faces up in the bracing piece, the opening lid of drive installation cavity is equipped with the drive lid, the drive lid is opened and is established the pivot hole, the driving piece install in the drive installation cavity, the output of driving piece pass through the pivot hole with rotation axis transmission is connected.

Preferably, the upper end of the fan base is provided with a rotating cavity with an upward opening, and the bottom of the supporting rod is hinged to the rotating cavity.

As a preferred scheme, the two opposite sides in the rotating cavity are respectively provided with a rotating installation groove, the two opposite sides at the bottom of the supporting rod are respectively provided with a rotating block protruding outwards, and the rotating blocks are rotatably installed in the rotating installation grooves.

As preferred scheme, it is equipped with the torsional spring to rotate the intracavity, the bottom of bracing piece is equipped with the screens chamber, the torsional spring install in the screens intracavity, the one end of torsional spring is supported and is pushed against rotate the chamber, the one end of torsional spring is supported and is pushed against the bracing piece the upper cover with when the bracing piece separates, the bracing piece with form the angle of settlement between the lower cover.

Preferably, an upper cover groove with an upward opening is formed between the upper end of the lower cover and the fan base, and a connecting portion is formed at the lower end of the upper cover and extends downward, and the connecting portion is mounted in the upper cover groove.

Preferably, a lower cover groove with a downward opening is formed in the bottom surface of the lower cover, and the connecting portion is mounted in the lower cover groove when the upper cover is separated from the support rod.

Preferably, a charging power supply is installed in the lower cover and electrically connected with the driving part, the lower cover is provided with a charging port and a starting button, the charging port is arranged corresponding to the charging end of the charging power supply, and the starting button is electrically connected with the charging power supply.

Compared with the prior art, the portable folding fan has the advantages that: the fan body is installed in the lid to make whole fan body homoenergetic covered by the lid, through the lid protection fan body, the fan body is more convenient for accomodate under the protection of lid, prevents the damage that takes place at the in-process of carrying, improves life. The fan base is arranged in the lower cover, the supporting rod and the fan blade assembly are positioned in the upper cover, the lower cover and the upper cover are detachably arranged, and when the upper cover is detached, the supporting rod and the fan blade assembly are exposed above the lower cover. One end of the fan blade is hinged to the folding installation part, when the fan blade is in the storage state, the fan blade is arranged downwards, and is convenient to store into the upper cover, so that the fan can be stored in the smaller cover body, and the fan is more convenient to carry outside. The driving piece drives the folding installation part to rotate, the folding installation part drives the fan blades to rotate, the fan blades are lifted under the action of centrifugal force, so that the fan blades form the installation state of the general fan blades, and the fan blades are approximately parallel to the folding installation part, so that the fan blade assembly normally blows air out. Open the upper cover, start the use that the fan can be realized to the driving piece, after the driving piece stops, the flabellum direction resumes to the state down under the action of gravity, covers the upper cover, accomplishes accomodating of fan promptly, easy operation, convenient to use, the protection is effectual.

Drawings

Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.

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

Fig. 3 is a schematic view of a positioning structure of the support cover after the upper cover is opened according to the embodiment of the utility model.

FIG. 4 is a schematic structural view of the upper cover mounted on the lower cover slot according to the embodiment of the present invention.

FIG. 5 is a schematic structural diagram of a fan base according to an embodiment of the utility model.

Fig. 6 is a schematic structural diagram of a support rod according to an embodiment of the present invention.

FIG. 7 is a schematic view of an installation structure of a support rod and a fan base according to an embodiment of the utility model.

FIG. 8 is a schematic view of a fan blade according to an embodiment of the present invention.

FIG. 9 is a schematic view of a folded mounting portion according to an embodiment of the present invention.

Fig. 10 is a schematic structural diagram of an upper cover according to an embodiment of the present invention.

In the figure:

10. a cover body; 11. a lower cover; 12. an upper cover groove; 13. a lower cover groove; 14. an upper cover; 15. a charging port; 16. a start button; 17. a connecting portion;

20. a fan base; 21. a rotation chamber; 22. rotating the mounting groove; 23. a torsion spring;

30. a drive member; 31. a folding mounting part; 32. a rotating shaft; 33. mounting grooves; 34. a fan blade; 35. installing a rotating shaft;

40. a support bar; 41. a drive mounting cavity; 42. a drive cap; 43. a rotating shaft hole; 44. rotating the block; 45. screens chamber.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. used herein are used to indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that the terms "connected," "fixed," and the like are used in a broad sense, and for example, the terms "connected," "connected," and "fixed" may be fixed, detachable, or integrated; the connection can be mechanical connection or welding connection; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

As shown in fig. 1 to 10, a portable folding fan according to a preferred embodiment of the present invention includes a cover 10, a fan body and a driving member 30 are installed in the cover 10, the cover 10 includes a lower cover 11 with an upward opening and an upper cover 14 covering the lower cover 11, the fan body includes a fan base 20, the fan base 20 is installed in the lower cover 11, a support rod 40 located above the lower cover 11 is installed at an upper end of the fan base 20, a fan blade assembly is installed at an upper end of the support rod 40, the fan blade assembly includes a folding installation portion 31, the folding installation portion 31 is rotatably installed on the support rod 40, a fan blade 34 is hinged to an edge of the folding installation portion 31, the driving member 30 is drivingly connected to the folding installation portion 31, and the fan blade 34 is disposed downward when the fan blade 34 is in a storage state.

According to the portable folding fan, the fan body is arranged in the cover body 10, so that the whole fan body can be covered by the cover body 10, the fan body is protected by the cover body 10, the fan body is more convenient to store under the protection of the cover body 10, the damage in the carrying process is prevented, and the service life is prolonged. The fan base 20 is installed in the lower cover 11, the support rod 40 and the fan blade assembly are located in the upper cover 14, the lower cover 11 and the upper cover 14 are detachably installed, and when the upper cover 14 is detached, the support rod 40 and the fan blade assembly are exposed above the lower cover 11. One end of the fan blade 34 is hinged to the folding installation part 31, and when the fan blade 34 is in the storage state, the fan blade 34 is arranged downwards, so that the fan blade can be conveniently stored in the upper cover 14, the fan can be conveniently stored in the smaller cover body 10, and the fan is more convenient to carry outside. The driving member 30 drives the folding mounting portion 31 to rotate, the folding mounting portion 31 drives the fan blades 34 to rotate, the fan blades 34 are lifted up under the action of centrifugal force, so that the fan blades 34 form a mounting state of a common fan blade 34, and the fan blades 34 are approximately parallel to the folding mounting portion 31, so that the fan blade assembly can normally exhaust air. Open upper cover 14, start driving piece 30 and can realize the use of fan, after stopping driving piece 30, flabellum 34 direction resumes to the state down under the action of gravity, covers upper cover 14, accomplishes accomodating of fan promptly, easy operation, convenient to use, the protection is effectual.

Further, as shown in fig. 3 to 4, the peripheral edge of the folding installation portion 31 is provided with installation slots 33 with the number matching with the number of the fan blades 34, one end of each fan blade 34 is provided with an installation rotating shaft 35, the installation rotating shaft 35 is rotatably installed in the installation slots 33, and the extending direction of the installation rotating shaft 35 is perpendicular to the axial direction of the support rod 40. The mounting groove 33 is used in cooperation with the mounting rotating shaft 35, so that the fan blades 34 are lifted up by centrifugal force when the folding mounting part 31 rotates, and when the folding mounting part 31 stops, the fan blades 34 recover to a downward state under the action of gravity.

Further, as shown in fig. 8 to 9, a rotating shaft 32 is provided at the bottom of the folding mounting portion 31, the driving member 30 is mounted in the supporting rod 40, and the output end of the driving member 30 is in transmission connection with the rotating shaft 32. The folding mounting part 31 is rotatably connected with the driving part 30 in the supporting rod 40 through a rotating shaft 32, the output end of the driving part 30 is positioned at the upper end of the supporting rod 40, the folding mounting part 31 is coaxially connected with the output end of the driving part 30, and the folding mounting part 31 is driven to rotate through the rotating shaft 32 by the driving part 30.

Further, as shown in fig. 6 to 7, a driving installation cavity 41 with an upward opening is formed in the supporting rod 40, a driving cover 42 is covered on the opening of the driving installation cavity 41, a shaft rotating shaft hole 43 is formed in the driving cover 42, the driving element 30 is installed in the driving installation cavity 41, and an output end of the driving element 30 is in transmission connection with the rotating shaft 32 through the rotating shaft hole 43. More specifically, the driving cap 42 is detachably engaged with the driving mounting cavity 41, and preferably, the driving cap 42 is snap-fit or screw-threaded with the driving mounting cavity 41. Through placing driving piece 30 in drive installation cavity 41, make the output shaft of driving piece 30 place upwards simultaneously, with

drive lid

42 and 41 buckle connection or threaded connection of drive installation cavity, can realize the installation to driving piece 30, guarantee that driving piece 30 installs in drive installation cavity 41, prevent that driving piece 30 from dropping, whole easy operation, the operation of being convenient for improves the packaging efficiency.

Further, as shown in fig. 5 to 7, the upper end of the fan base 20 is provided with a rotating cavity 21 with an upward opening, and the bottom of the support rod 40 is hinged to the rotating cavity 21. Bracing piece 40 installs in rotating chamber 21, and bracing piece 40 swings in rotating chamber 21, realizes adjusting the orientation of bracing piece 40 and fan blade assembly to the direction of blowing that makes fan blade assembly more accords with user's demand, when needs are accomodate simultaneously, rotate bracing piece 40 to the direction that upper cover 14 lid was gone into can, the simple operation is simple.

Further, as shown in fig. 5 to 7, rotation mounting grooves 22 are respectively formed at opposite sides in the rotation cavity 21, rotation blocks 44 protruding outward are respectively formed at opposite sides of the bottom of the support rod 40, and the rotation blocks 44 are rotatably mounted in the rotation mounting grooves 22. The rotation installation groove 22 is arranged corresponding to the rotation block 44, and the rotation installation groove 22 is installed in cooperation with the rotation block 44 to realize the hinging of the support rod 40 in the rotation cavity 21.

Further, as shown in fig. 7, a torsion spring 23 is disposed in the rotation cavity 21, a clamping cavity 45 is disposed at the bottom of the support rod 40, the torsion spring 23 is installed in the clamping cavity 45, one end of the torsion spring 23 abuts against the rotation cavity 21, one end of the torsion spring 23 abuts against the support rod 40, and when the upper cover 14 is separated from the support rod 40, a set angle is formed between the support rod 40 and the lower cover 11. The supporting rod 40 is positioned through the torsion spring 23, after the upper cover 14 is opened, a set angle is automatically formed between the supporting rod 40 and the lower cover 11 under the action of the torsion spring 23, the adjustment of a user is not needed, the angle adjustment requirement of the user can be met, and meanwhile, the use interestingness is increased. The fan blows upwards in an inclined mode, the handheld fan keeps a proper distance from the body, and the blowing angle is more suitable for the habit of a user. When the upper cover 14 needs to be covered with the lower cover 11, the orientation of the support rod 40 is adjusted by pushing the torsion spring 23, so that the support rod 40 and the lower cover 11 are coaxially arranged, and the upper cover 14 and the lower cover 11 can be covered. As shown in fig. 3, it is preferable that the set angle range is set at 160 to 120 °.

Further, as shown in fig. 2 to 4 and 10, an upper cover groove 12 having an upward opening is formed between the upper end of the lower cover 11 and the fan base 20, a connecting portion 17 is formed at the lower end of the upper cover 14 to extend downward, and the connecting portion 17 is mounted in the upper cover groove 12. More specifically, the outer contour of the connecting portion 17 matches the shape of the upper lid groove 12.

Further, as shown in fig. 3 to 4, a lower cover groove 13 opened downward is formed on the bottom surface of the lower cover 11, and the connection portion 17 is mounted in the lower cover groove 13 when the upper cover 14 is separated from the support bar 40.

Further, as shown in fig. 4, a charging power source is installed in the lower cover 11, the charging power source is electrically connected to the driving member 30, the lower cover 11 is provided with a charging port 15 and a start button 16, the charging port 15 is disposed corresponding to a charging end of the charging power source, and the start button 16 is electrically connected to the charging power source. Provide the power as the drive for driving piece 30 through charging source, charging source connects the charging wire through charging mouth 15 and charges, controls the start or the pause of driving piece 30 through start button 16, portable, convenient to use goes out.

To sum up, the embodiment of the present invention provides a portable foldable fan, in which a fan body is installed in a cover 10, so that the whole fan body can be covered by the cover 10, the fan body is protected by the cover 10, the fan body is more convenient to store under the protection of the cover 10, the fan body is prevented from being damaged during carrying, and the service life of the fan body is prolonged. The fan base 20 is installed in the lower cover 11, the support rod 40 and the fan blade assembly are located in the upper cover 14, the lower cover 11 and the upper cover 14 are detachably installed, and when the upper cover 14 is detached, the support rod 40 and the fan blade assembly are exposed above the lower cover 11. One end of the fan blade 34 is hinged to the folding installation part 31, and when the fan blade 34 is in the storage state, the fan blade 34 is arranged downwards, so that the fan blade can be conveniently stored in the upper cover 14, the fan can be conveniently stored in the smaller cover body 10, and the fan is more convenient to carry outside. The driving member 30 drives the folding mounting portion 31 to rotate, the folding mounting portion 31 drives the fan blades 34 to rotate, the fan blades 34 are lifted up under the action of centrifugal force, so that the fan blades 34 form a mounting state of a common fan blade 34, and the fan blades 34 are approximately parallel to the folding mounting portion 31, so that the fan blade assembly can normally exhaust air. Open upper cover 14, start driving piece 30 and can realize the use of fan, after stopping driving piece 30, flabellum 34 direction resumes to the state down under the action of gravity, covers upper cover 14, accomplishes accomodating of fan promptly, easy operation, convenient to use, the protection is effectual.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.

Claims

1. A portable folding fan, its characterized in that: including the lid, the internal fan body and the driving piece of installing of lid, the lid include opening lower cover up and with the upper cover of installation is established to the lower cover lid, the fan body includes the fan base, the fan base install in the lower cover, the upper end of fan base is installed and is located the bracing piece of lower cover top, the flabellum subassembly is installed to the upper end of bracing piece, the flabellum subassembly includes folding installation department, folding installation department rotate install in the bracing piece, the edge of folding installation department articulates there is the flabellum, the driving piece with folding installation department drive is connected, when the flabellum is in the state of accomodating, the flabellum sets up down.

2. The portable folding fan according to claim 1, characterized in that: the neighboring of folding installation department be equipped with flabellum quantity assorted mounting groove, the one end of flabellum is equipped with the installation pivot, the installation pivot rotate install in the mounting groove, the extending direction perpendicular to of installation pivot the axis direction of bracing piece.

3. The portable folding fan according to claim 2, characterized in that: the bottom of folding installation department is equipped with the axis of rotation, the driving piece install in the bracing piece, the output of driving piece with axis of rotation transmission is connected.

4. The portable folding fan according to claim 3, characterized in that: the utility model discloses a drive installation cavity, including bracing piece, opening, driving installation cavity, driving lid, driving piece, the bracing piece is seted up opening drive installation cavity up, the opening lid of drive installation cavity is equipped with the driving lid, the driving lid is opened and is established the pivot hole, the driving piece install in the drive installation cavity, the output of driving piece pass through the pivot hole with rotation axis transmission connects.

5. The portable folding fan according to claim 1, characterized in that: the upper end of the fan base is provided with a rotating cavity with an upward opening, and the bottom of the supporting rod is hinged to the rotating cavity.

6. The portable folding fan according to claim 5, characterized in that: the relative both sides of rotating the intracavity are equipped with respectively and rotate the mounting groove, the relative both sides of bracing piece bottom are equipped with outside convex turning block respectively, the turning block rotate install in rotate the mounting groove.

7. The portable folding fan according to claim 5, characterized in that: the rotation intracavity is equipped with the torsional spring, the bottom of bracing piece is equipped with the screens chamber, the torsional spring install in the screens intracavity, the one end of torsional spring is supported and is pushed against the rotation chamber, the one end of torsional spring is supported and is pushed against the bracing piece the upper cover with when the bracing piece separates, the bracing piece with form the settlement angle between the lower cover.

8. The portable folding fan according to claim 1, characterized in that: an upper cover groove with an upward opening is formed between the upper end of the lower cover and the fan base, a connecting part extends downwards from the lower end of the upper cover, and the connecting part is installed in the upper cover groove.

9. The portable folding fan according to claim 8, characterized in that: the bottom surface of the lower cover is provided with a lower cover groove with a downward opening, and when the upper cover is separated from the support rod, the connecting part is arranged in the lower cover groove.

10. The portable folding fan according to claim 1, characterized in that: the charging power supply is installed in the lower cover and electrically connected with the driving piece, the lower cover is provided with a charging port and a starting button, the charging port corresponds to the charging end of the charging power supply, and the starting button is electrically connected with the charging power supply.