CN211474476U - Folding fan - Google Patents

Abstract

The application discloses a folding fan, which comprises a base, a supporting rod rotatably mounted on the base, an adjusting cylinder sleeved outside the supporting rod and rotatably connected with the supporting rod, an air outlet assembly rotatably mounted at one end of the supporting rod far away from the base, and a locking adjusting structure arranged between the adjusting cylinder and the base; the locking adjusting structure comprises a first locking piece arranged on the adjusting cylinder and a first notch which is arranged on the base and is matched with the first locking piece; or, the locking adjusting structure comprises a second locking sheet arranged on the base and a second notch arranged on the adjusting cylinder and matched with the second locking sheet. Through rotating the regulation section of thick bamboo for first locking plate leaves first breach, removes the locking state of adjusting the structure between a section of thick bamboo and the base, and the bracing piece that is located the regulation section of thick bamboo can take place to rotate relative to the base, rotates the bracing piece to parallel and laminating with the base, has realized folding of fan and has accomodate. Therefore, the fan can be folded and stored by rotating the adjusting cylinder, and the operation is simple.

Description

Folding fan

Technical Field

The application relates to the field of household appliances, in particular to a folding fan.

Background

The fan is a seasonal product, that is, the time of using the fan is mainly concentrated in summer, and the vertical fan occupies a large space and is not easy to transport. Therefore, the fan needs to be stored in a small space when not in use or during transportation of the fan. The existing mode is to dismantle each part of fan to in the transportation of fan and accomodate to less space, but the dismantlement of this mode and the assembly process all are comparatively loaded down with trivial details.

SUMMERY OF THE UTILITY MODEL

An object of this application is to provide a folding fan, aims at solving prior art, and comparatively loaded down with trivial details problem is accomodate to vertical fan.

To achieve the purpose, the embodiment of the application adopts the following technical scheme:

the folding fan comprises a base, a supporting rod rotatably mounted on the base, an adjusting cylinder sleeved outside the supporting rod and rotatably connected with the supporting rod, an air outlet assembly rotatably mounted at one end of the supporting rod far away from the base, and a locking adjusting structure arranged between the adjusting cylinder and the base; the locking adjusting structure comprises a first locking piece arranged on the adjusting cylinder and a first notch which is arranged on the base and is matched with the first locking piece; or, the locking adjusting structure comprises a second locking sheet arranged on the base and a second notch arranged on the adjusting cylinder and matched with the second locking sheet.

In one embodiment, the base is provided with a first accommodating groove adapted to the supporting rod; the support rod is rotatably installed on the inner wall of the first accommodating groove.

In one embodiment, when the base is provided with the first notch, the first notch is located on the inner wall of the first accommodating groove.

In one embodiment, a rotation hole is formed in the inner wall of the first accommodating groove, a rotation shaft is arranged on the support rod, the rotation shaft is rotatably mounted in the rotation hole, and the axis of the rotation shaft is perpendicular to the axis of the support rod.

In one embodiment, the air outlet assembly is rotatably mounted on the support rod, the base is further provided with a second accommodating groove adapted to the air outlet assembly, and the first accommodating groove is formed in the bottom of the second accommodating groove.

In one embodiment, when the base is provided with the first notch, a stop block for limiting the rotation angle of the first locking piece is arranged in the first notch.

In one embodiment, the air outlet assembly is rotatably installed on the supporting rod, a clamping protrusion is arranged on the supporting rod, a clamping seat is arranged on the air outlet assembly, and a clamping groove matched with the clamping protrusion is formed in the clamping seat.

In one embodiment, the outer surface of the supporting rod is provided with a first positioning block, and the inner wall of the adjusting cylinder is provided with a second positioning block corresponding to the first positioning block.

In one embodiment, the support rod is a telescopic rod.

In one embodiment, the base comprises a bottom plate, a face frame rotatably mounted on the bottom plate, a vertical frame mounted on the face frame, and a driving component for driving the face frame to rotate relative to the bottom plate; the support rod is rotatably arranged on the face frame or the upright frame.

In one embodiment, the driving assembly comprises a driving motor mounted on the face frame, a first gear connected with an output shaft of the driving motor, and a second gear fixedly mounted on the bottom plate and meshed with the first gear.

In one embodiment, a rotating frame is arranged in the base, the rotating shaft penetrates through the rotating hole and is rotatably installed on the rotating frame, and a flexible sheet which is in contact with the rotating shaft is arranged on the rotating frame; and a handle is arranged on the air outlet assembly.

The beneficial effects of the embodiment of the application are as follows: through rotating the regulation section of thick bamboo for first locking plate leaves first breach, removes the locking state of adjusting the structure between a section of thick bamboo and the base, and the bracing piece that consequently is located the regulation section of thick bamboo can take place to rotate relative to the base, rotates the bracing piece to parallel and laminating with the base, and then has realized folding of fan and accomodate. Therefore, the fan can be folded and stored by rotating the adjusting cylinder, and the operation is simple.

Drawings

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

FIG. 1 is a schematic structural diagram of a folding fan with a locking adjustment mechanism in a locked state according to an embodiment of the present disclosure;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a schematic view of the position of the first locking tab when the locking adjustment mechanism is in a locked state;

FIG. 4 is a schematic structural diagram of a foldable fan with a lock adjustment mechanism unlocked according to an embodiment of the present application;

FIG. 5 is a partial enlarged view of the portion B in FIG. 4;

FIG. 6 is a schematic structural view of the foldable fan in the embodiment of the present application after being folded and stored;

FIG. 7 is a cross-sectional view of the folding fan of FIG. 6;

FIG. 8 is an enlarged view of a portion of FIG. 7 at C;

FIG. 9 is an enlarged view of a portion of FIG. 7 at D;

FIG. 10 is a schematic structural view of the base of FIG. 1;

FIG. 11 is a schematic view of the internal structure of the base of FIG. 10 (when the face frame is not shown);

FIG. 12 is a schematic view of the internal structure of the base of FIG. 10 (when the stiles are not shown);

FIG. 13 is a schematic structural view illustrating an adjusting sleeve disposed outside a support rod according to an embodiment of the present application;

FIG. 14 is a schematic diagram of the locking adjustment assembly in an embodiment of the present application when the adjustment barrel is formed with a second notch;

in the figure:

1. a base; 11. a first accommodating groove; 12. rotating the hole; 13. a second accommodating groove; 14. a stop block; 15. a base plate; 16. a face frame; 17. erecting a frame; 18. a drive assembly; 181. a drive motor; 182. a first gear; 183. a second gear; 19. a rotating frame; 191. a flexible sheet;

2. a support bar; 21. clamping the bulges; 22. a first positioning block; 23. a rotating shaft;

3. an adjusting cylinder; 31. a second positioning block;

4. an air outlet assembly; 41. a clamping seat; 411. a clamping groove; 42. a handle;

5. a locking adjustment structure; 51. a first locking tab; 52. a first notch; 53. a second locking tab; 54. a second notch.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, refer to an orientation or positional relationship illustrated in the drawings for convenience in describing the present application and to simplify description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

The following detailed description of implementations of the present application is provided in conjunction with specific embodiments.

As shown in fig. 1-3, an embodiment of the present application provides a foldable fan, which includes a base, a support rod 2 rotatably mounted on the base, an adjusting cylinder 3 sleeved outside the support rod 2 and rotatably connected to the support rod 2, an air outlet assembly 4 mounted at an end of the support rod 2 far away from the base, and a locking adjusting structure 5 disposed between the adjusting cylinder 3 and the base; the locking adjusting structure 5 comprises a first locking piece 51 arranged on the adjusting cylinder 3 and a first notch 52 arranged on the base and adapted to the first locking piece 51; or, the locking adjusting structure 5 includes a second locking piece 53 disposed on the base and a second notch 54 opened on the adjusting cylinder 3 and adapted to the second locking piece 53.

In the embodiment of the present application, as shown in fig. 1 to fig. 3, the folding fan is a fan in a vertical state when in normal use, and the support rod 2 is in a state perpendicular to the base and supports the air outlet assembly, so that the air outlet assembly 4 has a sufficient height and a suitable air outlet angle.

Because the bracing piece 2 rotates and installs on the base, and air-out subassembly 4 installs in the bracing piece 2 one end of keeping away from the base (also be the top of bracing piece 2), make the relative base of bracing piece 2 rotate and take place to fold easily, be difficult for bracing piece 2 to the stable support of air-out subassembly 4. The adjusting cylinder 3 is rotated at the moment, so that the first locking piece 51 on the adjusting cylinder 3 is inserted into the first notch 52 of the base, or the second locking piece 53 on the base is inserted into the second notch 54 of the adjusting cylinder 3, and the supporting rod 2 is sleeved outside the adjusting cylinder 3, so that the locking adjusting structure 5 between the adjusting cylinder 3 and the base is in a locking state, so that the supporting rod 2 cannot rotate relative to the base at the moment, and the supporting rod 2 can stably support the air outlet assembly 4, thereby ensuring the use stability of the fan.

When the fan needs to be accommodated, the adjusting cylinder 3 is rotated, as shown in fig. 4-5, so that the first locking piece 51 is separated from the first notch 52, and the base is ensured to have no interference with the first locking piece 51; as shown in fig. 14, or to allow the second locking tab 53 to be removed from the second notch 54 and to ensure that the adjustment cylinder 3 does not interfere with the second locking tab 53. At this time, the locking state between the adjusting cylinder 3 and the base through the locking adjusting structure 5 is released, so that the supporting rod 2 in the adjusting cylinder 3 can rotate relative to the base. As shown in fig. 6-7, the support rod 2 is rotated to be parallel to and attached to the base, so that the fan can be folded and stored, the space occupied by the folded fan in the vertical direction is remarkably reduced, and the fan is convenient for family storage or transportation.

In the embodiment of the present application, as shown in fig. 6-7, the air outlet assembly 4 may be rotatably mounted on the supporting rod 2, that is, after the supporting rod 2 is rotated to be parallel to and attached to the base, the air outlet assembly 4 is rotated relative to the supporting rod 2, so as to further reduce the space occupied by the foldable fan on the horizontal plane, for example, the base is shaped like the air outlet assembly 4, and the air outlet assembly 4 is more integrated with the base after being folded. The air outlet assembly 4 may include a housing connected to the support rod 2 and a fan blade located in the housing.

As shown in fig. 1-3, when the foldable fan is assembled into a vertical state, the supporting rod 2 is rotated relative to the base, so that the supporting rod 2 is perpendicular to the surface of the base, and then the adjusting cylinder 3 is rotated, so that the first locking piece 51 on the adjusting cylinder 3 is inserted into the first notch 52 of the base; or the second locking piece 53 on the base is inserted into the second notch 54 of the adjusting cylinder 3, so the locking adjusting structure 5 between the adjusting cylinder 3 and the base is in a locking state, the supporting rod 2 cannot rotate relative to the base at the moment, and the supporting rod 2 can stably support the air outlet assembly 4, thereby ensuring the use stability of the fan. When air-out subassembly 4 was installed on bracing piece 2 with the pivoted mode, rotate air-out subassembly 4 relative bracing piece 2 again for air-out subassembly 4 has better air-out direction, can be for having sufficient frictional rotation mode between air-out subassembly 4 and the bracing piece 2, make air-out subassembly 4 rotate the back and can keep certain state, also can set up retaining members such as bolt between air-out subassembly 4 and bracing piece 2, in order to keep the stability of the relative state of air-out subassembly 4 and bracing piece 2.

Through rotating the regulation section of thick bamboo 3 for first locking plate 51 leaves first breach 52, removes the locking state of adjusting the locking regulation structure 5 between a section of thick bamboo 3 and the base, and the bracing piece 2 that consequently is located the regulation section of thick bamboo 3 can take place to rotate relative to the base, rotates bracing piece 2 to parallel and laminating with the base, and then has realized folding the accomodating of fan. Therefore, the fan can be folded and stored by rotating the adjusting cylinder 3, and the operation is simple.

Referring to fig. 1, as another embodiment of the foldable fan provided in the present application, a first accommodating groove 11 adapted to the supporting rod 2 is formed on the base; the support bar 2 is rotatably installed at the inner wall of the first accommodation groove 11. The supporting rod 2 rotates by a certain angle and then reaches the first accommodating groove 11, and further the space occupied by the fan after being accommodated is smaller.

Referring to fig. 1 and 10, as another embodiment of the folding fan provided by the present application, when the base is provided with the first notch 52, the first notch 52 is located on the inner wall of the first accommodating groove 11, so as to ensure the stability of the first notch 52 for limiting the first locking piece 51, and at this time, the bottom of the adjusting cylinder 3 is located in the first accommodating groove 11, and the first locking piece 51 thereon is also located in the first accommodating groove 11, so as to realize the hidden arrangement of the first notch 52 and the first locking piece 51, and ensure the aesthetic property.

Referring to fig. 10, as another embodiment of the folding fan provided in the present application, a rotation hole 12 is formed in an inner wall of the first accommodating groove 11, specifically, two opposite inner walls are formed with rotation holes 12, a rotation shaft 23 is disposed on the supporting rod 2, two ends of the rotation shaft 23 are respectively rotatably mounted in the two rotation holes 12, and an axis of the rotation shaft 23 is perpendicular to an axis of the supporting rod 2.

Referring to fig. 6-7 and fig. 1, as another embodiment of the foldable fan provided in the present application, the air outlet assembly 4 is rotatably mounted on the supporting rod 2, the base is further provided with a second accommodating groove 13 adapted to the air outlet assembly 4, and the first accommodating groove 11 is disposed at the bottom of the second accommodating groove 13. When the supporting rod 2 rotates to the first containing groove 11 for storage, the air outlet assembly 4 rotates to the second containing groove 13 for storage, so that the supporting rod 2 is completely located in the base, a part of structure of the air outlet assembly 4 is stored in the second containing groove 13 of the base, and the occupied volume of the folding fan after being folded and stored is further reduced.

Referring to fig. 10, as another embodiment of the folding fan provided in the present application, when the base is provided with a first notch 52, a stopping block 14 for limiting a rotation angle of the first locking piece 51 is disposed in the first notch 52. When the first locking piece 51 rotates along with the adjusting cylinder 3, in order to avoid the rotation angle of the first locking piece 51 being too large, the stopping block 14 is arranged to limit the rotation angle of the first locking piece 51. Specifically, the position of the abutting block 14 may be set to make the first locking piece 51 limited to the direction opposite to the rotating direction when the supporting rod 2 is folded and stored, and at this time, after the first locking piece 51 is inserted into the first notch 52, the first locking piece 51 exerts the most stable force on the supporting rod 2 through the adjusting cylinder 3, so as to prevent the supporting rod 2 from rotating relative to the base.

Referring to fig. 6-8, as another embodiment of the foldable fan provided in the present application, the air outlet assembly 4 is rotatably mounted on the supporting rod 2, the supporting rod 2 is provided with a clamping protrusion 21, the air outlet assembly 4 is provided with a clamping seat 41, and the clamping seat 41 is provided with a clamping groove 411 adapted to the clamping protrusion 21. When the bracing piece 2 rotates to accomodating the state, rotate air-out subassembly 4 again and accomodate, in order to avoid air-out subassembly 4 to rotate relative bracing piece 2 when transportation or carrying, insert the joint groove 411 of the joint post of air-out subassembly 4 with the protruding 21 of joint on the bracing piece 2 for air-out subassembly 4 links to each other with 2 joints of bracing piece, promotes the folding integrative nature of accomodating of folding fan. Be equipped with handle 42 on the air-out subassembly 4, be convenient for mention the fan of folding accomodating.

Referring to fig. 6 and 9, as another embodiment of the folding fan provided by the present application, a first positioning block 22 is disposed on an outer surface of the supporting rod 2, and a second positioning block 31 corresponding to the first positioning block 22 is disposed on an inner wall of the adjusting cylinder 3. That is, after the adjusting cylinder 3 rotates by a certain angle, the second positioning block 31 of the adjusting cylinder itself touches the first positioning block 22 on the supporting rod 2, and after the first positioning block 22 abuts against the second positioning block 31, the adjusting cylinder 3 cannot continue to rotate in the direction, so that the excessive rotation of the adjusting cylinder 3 can be avoided.

Referring to fig. 9 and 13, as another embodiment of the foldable fan provided by the present application, the supporting rod 2 is a telescopic rod, which may be composed of a plurality of sections of rod members, and the rod members are sequentially sleeved, so that the supporting rod 2 can achieve the telescopic function to adjust different heights of the fan when in use.

Referring to fig. 10-12, as another embodiment of the folding fan provided by the present application, the base includes a bottom plate 15, a face frame 16 rotatably mounted on the bottom plate 15, a vertical frame 17 mounted on the face frame 16, and a driving assembly 18 for driving the face frame 16 to rotate relative to the bottom plate 15; the support rod 2 is rotatably mounted on the face frame 16 or the upright frame 17. The driving component 18 can drive the face frame 16 and the upright frame 17 to rotate relative to the bottom plate 15, so as to realize the oscillating function of the fan.

Referring to fig. 11-12, as another embodiment of the folding fan provided by the present application, the driving assembly 18 includes a driving motor 181 mounted on the face frame 16, a first gear 182 connected to an output shaft of the driving motor 181, and a second gear 183 fixedly mounted on the bottom plate 15 and engaged with the first gear 182. The second gear 183 may be a sector gear, and the air is blown out within a predetermined angle range by the forward and reverse rotation of the driving motor 181.

Referring to fig. 11, as another embodiment of the folding fan provided in the present application, a rotating frame 19 is disposed in the base, a rotating shaft 23 penetrates through the rotating hole 12 and is rotatably mounted on the rotating frame 19, and a flexible sheet 191 contacting with the rotating shaft 23 is disposed on the rotating frame 19; abrasion between the support rod 2 and the rotating frame 19 when the support rod rotates through the rotating shaft 23 is avoided.

It is to be understood that aspects of the present invention may be practiced otherwise than as specifically described.

It should be understood that the above examples are merely examples for clearly illustrating the present application, and are not intended to limit the embodiments of the present application. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present application shall be included in the protection scope of the claims of the present application.

Claims (10)

1. The folding fan is characterized by comprising a base, a supporting rod rotatably mounted on the base, an adjusting cylinder sleeved outside the supporting rod and rotatably connected with the supporting rod, an air outlet assembly mounted at one end of the supporting rod far away from the base, and a locking adjusting structure arranged between the adjusting cylinder and the base; the locking adjusting structure comprises a first locking piece arranged on the adjusting cylinder and a first notch which is arranged on the base and is matched with the first locking piece; or, the locking adjusting structure comprises a second locking sheet arranged on the base and a second notch arranged on the adjusting cylinder and matched with the second locking sheet.

2. The folding fan as claimed in claim 1, wherein the base is provided with a first receiving groove adapted to the supporting rod; the support rod is rotatably installed on the inner wall of the first accommodating groove.

3. The folding fan as claimed in claim 2, wherein when the base is provided with the first notch, the first notch is located on an inner wall of the first receiving groove.

4. The folding fan as claimed in claim 2, wherein a rotation hole is formed in an inner wall of the first receiving groove, a rotation shaft is provided on the support rod, the rotation shaft is rotatably installed in the rotation hole, and an axis of the rotation shaft is perpendicular to an axis of the support rod.

5. The foldable fan according to claim 2, wherein the air outlet assembly is rotatably mounted on the support rod, the base further defines a second receiving groove adapted to the air outlet assembly, and the first receiving groove is disposed at a bottom of the second receiving groove.

6. The folding fan according to claim 1, wherein when the base is provided with the first notch, a stopper for limiting a rotation angle of the first locking piece is provided in the first notch.

7. The folding fan according to claim 1, wherein the air outlet assembly is rotatably mounted on the support rod, a clamping protrusion is disposed on the support rod, a clamping seat is disposed on the air outlet assembly, and a clamping groove adapted to the clamping protrusion is disposed on the clamping seat.

8. The folding fan as claimed in claim 1, wherein a first positioning block is provided on an outer surface of the support rod, and a second positioning block corresponding to the first positioning block is provided on an inner wall of the adjustment cylinder.

9. The folding fan of any one of claims 1 to 8, wherein said support rods are telescoping rods.

10. The folding fan according to any one of claims 1 to 8, wherein said base includes a base plate, a face frame rotatably mounted to said base plate, a stand frame mounted to said face frame, and a driving assembly for driving said face frame to rotate relative to said base plate; the support rod is rotatably arranged on the face frame or the upright frame.

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