CN209838725U - Folding fan - Google Patents

Abstract

The utility model provides a folding fan relates to fan technical field, has solved the technical problem that only can unidirectional rotation make folding fan structure form comparatively single because of rotating device that exists among the prior art, folding fan includes fan body, connecting axle and handle, wherein: the connecting shaft is rotatably connected with the fan body through a first rotating part, and a plane on which the connecting shaft and the fan body rotate relative to each other is a first plane; the other end of the connecting shaft is rotatably connected with the handle through a second rotating part, the plane of the connecting shaft and the handle which rotate relatively is a second plane, and the second plane is perpendicular to the first plane; a sliding groove is vertically formed in one end, connected with the connecting shaft, of the handle, and the connecting shaft and the handle can turn over along the sliding groove; the utility model discloses the connecting axle cooperation fan body that multi freedom set up and handle can form the folding fan of multiple different forms.

Description

Folding fan

Technical Field

The utility model relates to a fan technical field, concretely relates to folding fan.

Background

The fan is used as a common electrical appliance in daily life, is widely used by people in summer, is popular for users who often go out, and is a portable foldable small fan.

The foldable fan comprises a handle base and a rotating device, a fan shell is connected with the handle base through the rotating device, the rotating device comprises a rotating stopper piece, a clamping piece and an elastic piece, and the handle can be folded through the rotating device.

The applicant has found, in comparison with the prior art, that at least the following technical problems exist:

the handle of the foldable fan is connected with the fan shell through the rotating device, the handle can be folded, but the rotating device can only rotate and fold towards one direction, the folding direction of the handle is greatly limited, the foldable fan only has two structural forms of opening and folding towards one direction, the form is too single, and the application of multiple scenes cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a folding fan, which solves the technical problem that the folding fan has single structural form and can not adapt to multiple scenes because the rotating device can only rotate in one direction in the prior art; the utility model provides a great deal of technological effects that preferred technical scheme among a great deal of technical scheme can produce (bulb and spherical groove mutually support and make the handle can rotate along the second plane for the connecting axle, pivot and first spacing groove sliding fit reduce the rocking of handle in the rotation process on guaranteeing the pivoted basis, stopper and second spacing groove sliding fit can further reduce the rocking in the handle rotation process, third spacing groove can limit the turned angle of handle relative to the connecting axle with the cooperation of stopper shape, axle bed and axostylus axostyle mutually support and make the fan casing rotate along the first plane for the connecting axle, the length of side of fan casing and the length size cooperation of handle casing, folding fan's of being convenient for accomodate and carry after the handle is folded, power device can provide power for the flabellum rotation, power supply unit provides the electric energy for power device, switch can control opening or closing etc. of power device); see below for details.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a pair of folding fan, including fan body, connecting axle and handle, wherein: one end of the connecting shaft is provided with a first rotating part, the connecting shaft is rotatably connected with the fan body through the first rotating part, and a plane where the connecting shaft and the fan body rotate relatively is a first plane; the other end of the connecting shaft is provided with a second rotating part, the connecting shaft is rotatably connected with the second connecting piece through the second rotating part, the plane of the connecting shaft and the handle which rotate relatively is a second plane, and the second plane is perpendicular to the first plane; the handle is provided with a sliding groove vertically at one end connected with the connecting shaft, and the connecting shaft and the handle can both turn over along the sliding groove.

Preferably, the handle includes a handle housing, the second rotating portion includes a ball head, wherein: one end of the handle shell is provided with an opening, the opening is communicated with a spherical groove, one end of the connecting shaft is inserted into the opening so that the ball head is placed in the spherical groove, and the shape of the ball head is matched with that of the spherical groove; the connecting shaft can turn over along the sliding groove, a plane where the connecting shaft turns over along the sliding groove is a third plane, and the third plane is perpendicular to the second plane.

Preferably, one side of bulb is provided with the pivot perpendicularly, spherical groove intercommunication is provided with first spacing groove, wherein: the connecting shaft can rotate along the second plane, so that the rotating shaft can circumferentially slide in the first limiting groove by taking the axis of the connecting shaft as a central line; the connecting shaft can rotate along the third plane, so that the rotating shaft rotates in the first limiting groove by taking the axis of the rotating shaft as a central line.

Preferably, the opposite side of bulb with the pivot is provided with the stopper relatively, spherical groove intercommunication is provided with the second spacing groove, wherein: the connecting shaft can rotate along the second plane, so that the limiting block can circumferentially slide in the second limiting groove by taking the axis of the connecting shaft as a central line; the connecting shaft can rotate along the third plane, so that the limiting block rotates in the second limiting groove by taking the axis of the rotating shaft as a central line.

Preferably, the limiting block is arranged in a manner of offsetting relative to the rotating shaft, a third limiting groove is arranged in the handle shell, the third limiting groove is communicated with the second limiting groove, and the shape of the third limiting groove is matched with that of the limiting block to accommodate the limiting block.

Preferably, the fan body includes a fan housing, the first rotating part includes a shaft seat, wherein: the fan is characterized in that a through hole is vertically formed in the shaft seat, a shaft lever is arranged on the fan shell, and the shaft lever penetrates through the through hole.

Preferably, the fan housing is a square housing, and the connecting shaft is rotatably connected with one corner of the square housing through the first rotating part; the handle shell is a rectangular shell, and the connecting shaft is rotatably connected with one end of the rectangular shell through the second rotating part; the side length of the square shell is matched with the length of the rectangular shell.

Preferably, the fan housing includes a front fan housing and a rear fan housing, and the fan body further includes fan blades and a power device, wherein: the fan front shell and the fan rear shell are detachably connected and internally form a first cavity; the flabellum with power device all sets up in the first cavity, the flabellum with power device transmission is connected.

Preferably, the handle housing comprises a front handle housing and a rear handle housing, wherein: the handle front shell and the handle rear shell are detachably connected and form a second cavity inside, a power supply device is arranged in the second cavity, and the power supply device is electrically connected with the power device; the slide groove is provided on the handle front case.

Preferably, a first mounting hole is formed in the front handle shell, a power switch is arranged at the position of the first mounting hole, the power switch is electrically connected with the power device and the power supply device respectively, and the power switch is used for controlling the power device to be turned on or turned off.

The utility model provides a pair of folding fan has following beneficial effect at least:

the foldable fan comprises a fan body, a connecting shaft and a handle, wherein the fan body is used for blowing air for refrigeration, and the handle is used for holding; one end of the connecting shaft is provided with a first rotating part, the connecting shaft is rotatably connected with the fan body through the first rotating part, the plane of relative rotation of the connecting shaft and the fan body is a first plane, and the fan body can rotate along the first plane through the first rotating part; the other end of the connecting shaft is provided with a second rotating part, the connecting shaft is rotatably connected with the handle through the second rotating part, a plane where the connecting shaft and the handle rotate relatively is a second plane, the second plane is perpendicular to the first plane, and the handle can rotate along the second plane through a second connecting part; a sliding groove is vertically formed in one end, connected with the connecting shaft, of the handle, the connecting shaft can turn over along the sliding groove, and the handle can be folded by turning over along the sliding groove; the utility model discloses, the connecting axle can rotate for the fan body, and the connecting axle can rotate for the handle, and the connecting axle can be folding for the handle, and the connecting axle that multi freedom set up, cooperation fan body and handle can form the folding fan of different forms to satisfy the application of many scenes, and folding structure setting is convenient for the taking in and carrying of folding fan.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic connection diagram of the connection shaft of the present invention;

FIG. 3 is a schematic view of the handle and the connecting shaft of the present invention;

FIG. 4 is a schematic view of the structure of the connecting shaft of the present invention;

FIG. 5 is a partial enlarged view of the front housing of the handle of the present invention;

fig. 6 is a schematic view of the structure of the rear case of the mobile phone of the present invention;

fig. 7 is an exploded view of the folding fan of the present invention;

fig. 8, 9 and 10 show the structure of the present invention in three different folded states.

Reference numerals

1-a fan body; 11-a fan housing; 111-a fan rear housing; 112-a fan front housing; 12-a power plant; 13-fan blades; 14-a fixing sheet; 2-a connecting shaft; 21-a first rotating part; 211-shaft seat; 212-a via; 22-a second rotating part; 221-a rotating shaft; 222-a ball head; 223-a limiting block; 3-a handle; 31-a handle housing; 311-handle rear shell; 3111-a first mounting hole; 312-a handle front housing; 3121-a second mounting hole; 32-a power switch; 33-a power supply device; 34-opening a hole; 35-a third limiting groove; 36-a second limiting groove; 37-a first limit groove; 38-spherical groove; 39-chute.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The utility model provides a folding fan, as shown in fig. 1 to 10, including fan body 1, connecting axle 2 and handle 3, wherein: one end of the connecting shaft 2 is provided with a first rotating part 21, the connecting shaft 2 is rotatably connected with the fan body 1 through the first rotating part 21, and a plane where the connecting shaft 2 and the fan body 1 rotate relatively is a first plane; the other end of the connecting shaft 2 is provided with a second rotating part 22, the connecting shaft 2 is rotatably connected with the handle 3 through the second rotating part 22, the plane of the connecting shaft 2 and the handle 3 which rotate relatively is a second plane, and the second plane is perpendicular to the first plane; the handle 3 is provided with a sliding groove 39 vertically at one end connected with the connecting shaft 2, and the connecting shaft 2 and the handle 3 can both turn over along the sliding groove 39.

When the folding fan is used, the fan body 1 can rotate to a specified position through the first rotating part 21, the handle 3 can rotate to the specified position through the second rotating part 22, the connecting shaft 2 can be turned over to the specified position along the sliding groove 39, and the folding fan can form different forms by moving the fan body 1, the handle 3 and the connecting shaft 2 to the specified positions so as to meet the application of different scenes; when the fan is folded, the handle 3 is rotated to enable the sliding groove 39 to be positioned in the first plane, and at the moment, the fan body 1 and the handle 3 are rotated oppositely to finish the folding operation; the utility model discloses the degree of freedom of connecting axle is great, can form the folding fan of multiple form in order to satisfy the application of different scenes through rotating fan body and handle to different positions to the folding of folding fan can be realized to the cooperation spout, is convenient for accomodate and carry.

As an alternative embodiment, the handle 3 comprises a handle housing 31 and the second rotating part 22 comprises a ball head 222, wherein: one end of the handle shell 31 is provided with an opening 34, the opening 34 is communicated with a spherical groove 38, one end of the connecting shaft 2 is inserted into the opening 34 so that a ball head 222 is placed in the spherical groove 38, and the shape of the ball head 222 is matched with that of the spherical groove 38; the sliding groove 39 is communicated with the opening 34, the sliding groove 39 is perpendicular to the opening 34, the connecting shaft 2 can turn over along the sliding groove 39, and the plane of the connecting shaft 2 turning over along the sliding groove 39 is a third plane; preferably, the opening 34 penetrates only one side of the handle housing 31, so that the connecting shaft 2 can be turned in only one direction with respect to the handle 3.

As an optional implementation manner, a rotating shaft 221 is vertically arranged on one side of the ball head 222, an axis of the rotating shaft 221 and a spherical center of the ball head 222 are located on the same straight line, and the spherical groove 38 is provided with a first limiting groove 37 in communication, wherein: the connecting shaft 2 can rotate along the second plane, so that the rotating shaft 221 can circumferentially slide in the first limiting groove 37 by taking the axis of the connecting shaft 2 as a central line; the connecting shaft 2 can rotate along the third plane, so that the rotating shaft 221 rotates in the first limiting groove 37 by taking the axis of the rotating shaft 221 as a central line; first spacing groove and pivot sliding fit have guaranteed the connecting axle on the basis of two planar rotations, through the limiting displacement of first spacing groove to the pivot, can effectively reduce the rocking that takes place of rotation in-process, make the rotation process steady more.

As an optional implementation manner, the other side of the ball head 222 is provided with a limiting block 223 opposite to the rotating shaft 221, and the spherical groove 38 is provided with a second limiting groove 36 in communication, wherein: the connecting shaft 2 can rotate along the second plane, so that the limiting block 223 can circumferentially slide in the second limiting groove 36 by taking the axis of the connecting shaft 2 as a central line; the connecting shaft 2 can rotate along the third plane, so that the limiting block 223 rotates in the third limiting groove 35 by taking the axis of the rotating shaft 221 as a central line, the limiting block 223 is in an arc shape, the limiting block 223 and the rotating shaft 221 are oppositely arranged on two sides of the ball head 222, the arc shape facilitates the limiting block to rotate along two different planes in the third limiting groove, and the third limiting groove and the limiting block are in sliding fit to further enable the connecting shaft to rotate more stably.

As an optional implementation manner, the limit block 223 is disposed in an offset manner with respect to the rotating shaft 221, a third limit groove 35 is disposed in the handle housing 31, the third limit groove 35 is communicated with the second limit groove 36, the shape of the third limit groove 35 is matched with the shape of the limit block 223 to accommodate the limit block 223, the third limit groove 35 is disposed at one end of the second limit groove 36, the shape of the third limit groove 35 is configured to be arcuate, the third limit groove is matched with the shape of the limit block 223, the limit block offset configuration is matched with the third limit groove to limit the rotation angle of the connecting shaft, and preferably, the limit block 223 can only rotate 180 degrees along the second plane in the third limit groove 35.

As an alternative embodiment, the fan body 1 includes a fan housing 11, and the first rotating portion 21 includes a shaft seat 211, wherein: a through hole 212 is vertically arranged on the shaft seat 211, and a shaft rod is arranged on the fan shell 11 and penetrates through the through hole 212; the shaft lever and the shaft seat are mutually matched to enable the connecting shaft to rotate along the first plane relative to the fan shell.

As an alternative embodiment, the fan housing 11 is a square housing, and the connecting shaft 2 is rotatably connected with one corner of the square housing through the first rotating part 21; the handle shell 31 is a rectangular shell, and the connecting shaft 2 is rotatably connected with one end of the rectangular shell through a second rotating part 22; the side length of the square shell is matched with the length size of the rectangular shell, so that the folding fan can be conveniently stored and carried after being folded.

As an alternative embodiment, the fan housing 11 includes a front fan housing 112 and a rear fan housing 111, and the fan body 1 further includes fan blades 13 and a power device 12, wherein: the front fan housing 112 and the rear fan housing 111 are detachably connected and form a first cavity therein; the fan blade 13 and the power device 12 are both arranged in the first cavity, and the fan blade 13 is in transmission connection with the power device 12; the middle position of flabellum 13 is provided with the fixed orifices, and power device 12 sets up to the motor, the motor is installed on casing 111 behind the fan, the output of motor is arranged in the fixed orifices to link to each other with the flabellum through the stationary blade, power device 12 can drive the flabellum and rotate.

As an alternative embodiment, the handle housing 31 includes a front handle housing 312 and a rear handle housing 311, wherein: the front handle shell 312 and the rear handle shell 311 are detachably connected, a second cavity is formed inside the front handle shell and the rear handle shell, a power supply device 33 is arranged in the second cavity, and the power supply device 33 is electrically connected with the power device 12; the slide groove 39 is provided on the handle front housing 312.

As an alternative embodiment, a first mounting hole 3111 is formed in the handle rear housing 311, a power switch 32 is disposed at the position of the first mounting hole 3111, the power switch 32 is electrically connected to the power device 12 and the power supply device 33, respectively, and the power switch 32 is used for controlling the power device 12 to be turned on or turned off; the handle front case 312 is provided with a second mounting hole 3121, and a charging port electrically connected to the power supply device 33 is provided at a position of the second mounting hole 3121.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. The folding fan is characterized by comprising a fan body (1), a connecting shaft (2) and a handle (3), wherein:

one end of the connecting shaft (2) is provided with a first rotating part (21), the connecting shaft (2) is rotatably connected with the fan body (1) through the first rotating part (21), and a plane of the connecting shaft (2) and the fan body (1) which rotate relatively is a first plane; the other end of the connecting shaft (2) is provided with a second rotating part (22), the connecting shaft (2) is rotatably connected with the handle (3) through the second rotating part (22), a plane of the connecting shaft (2) and the handle (3) which rotate relatively is a second plane, and the second plane is perpendicular to the first plane;

the handle (3) is provided with a sliding groove (39) vertically at one end connected with the connecting shaft (2), and the connecting shaft (2) and the handle (3) can both be turned over along the sliding groove (39).

2. The folding fan according to claim 1, characterized in that the handle (3) comprises a handle housing (31) and the second rotating part (22) comprises a bulb (222), wherein:

an opening (34) is formed in one end of the handle shell (31), a spherical groove (38) is formed in the opening (34) in a communicating mode, one end of the connecting shaft (2) is inserted into the opening (34) so that the ball head (222) is placed in the spherical groove (38), and the shape of the ball head (222) is matched with that of the spherical groove (38);

the sliding groove (39) is communicated with the opening (34), the connecting shaft (2) can be turned over along the sliding groove (39), the plane where the connecting shaft (2) is turned over along the sliding groove (39) is a third plane, and the third plane is perpendicular to the second plane.

3. The folding fan according to claim 2, wherein a rotating shaft (221) is vertically disposed on one side of the ball head (222), the spherical groove (38) is communicatively disposed with a first limiting groove (37), and wherein:

the connecting shaft (2) can rotate along the second plane, so that the rotating shaft (221) can circumferentially slide in the first limiting groove (37) by taking the axis of the connecting shaft (2) as a central line;

the connecting shaft (2) can rotate along the third plane, so that the rotating shaft (221) rotates in the first limiting groove (37) by taking the axis of the rotating shaft (221) as a central line.

4. The folding fan according to claim 3, wherein a stopper (223) is disposed on the other side of the ball head (222) opposite to the rotating shaft (221); the spherical groove (38) is communicated with a second limiting groove (36), wherein:

the connecting shaft (2) can rotate along the second plane, so that the limiting block (223) can circumferentially slide in the second limiting groove (36) by taking the axis of the connecting shaft (2) as a central line;

the connecting shaft (2) can rotate along the third plane, so that the limiting block (223) rotates in the second limiting groove (36) by taking the axis of the rotating shaft (221) as a central line.

5. The folding fan according to claim 4, wherein the stopper (223) is disposed in an offset manner with respect to the rotating shaft (221), a third stopper groove (35) is disposed in the handle housing (31), the third stopper groove (35) is communicated with the second stopper groove (36), and the shape of the third stopper groove (35) and the shape of the stopper (223) are matched with each other to accommodate the stopper (223).

6. The folding fan according to claim 2, characterized in that said fan body (1) comprises a fan casing (11), said first rotation portion (21) comprising an axle seat (211), wherein:

a through hole (212) is vertically formed in the shaft seat (211), a shaft rod is arranged on the fan shell (11), and the shaft rod penetrates through the through hole (212).

7. The folding fan according to claim 6, characterized in that the fan housing (11) is a square housing, and the connecting shaft (2) is rotatably connected to one corner of the square housing through the first rotating portion (21);

the handle shell (31) is a rectangular shell, and the connecting shaft (2) is rotatably connected with one end of the rectangular shell through the second rotating part (22);

the side length of the square shell is matched with the length of the rectangular shell.

8. The folding fan according to claim 6, characterized in that said fan casing (11) comprises a front fan casing (112) and a rear fan casing (111), said fan body (1) further comprising fan blades (13) and a power device (12), wherein:

the fan front shell (112) and the fan rear shell (111) are detachably connected and internally form a first cavity;

flabellum (13) with power device (12) all set up in first cavity, flabellum (13) with power device (12) transmission is connected.

9. The folding fan of claim 8, wherein said handle housing (31) comprises a handle front housing (312) and a handle rear housing (311), wherein:

the handle front shell (312) and the handle rear shell (311) are detachably connected and form a second cavity inside, a power supply device (33) is arranged in the second cavity, and the power supply device (33) is electrically connected with the power device (12);

the slide groove (39) is provided on the handle front housing (312).

10. The folding fan according to claim 9, wherein a first mounting hole (3111) is formed on the handle rear housing (311), a power switch (32) is disposed at a position of the first mounting hole (3111), the power switch (32) is electrically connected to the power unit (12) and the power supply unit (33), respectively, and the power switch (32) is used for controlling the power unit (12) to be turned on or off.