CN212003643U

CN212003643U - Portable fan

Info

Publication number: CN212003643U
Application number: CN201922074746.8U
Authority: CN
Inventors: 陈伟豪; 张恒菲; 庄荣华
Original assignee: Shenzhen Zhongxiang Creative Technology Co ltd
Current assignee: Dongguan Diepin Technology Co., Ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-11-24
Anticipated expiration: 2029-11-22

Abstract

The utility model relates to a portable fan, which comprises a fan head, a bracket, a locking structure and a foldable support component, wherein the fan head is arranged on the bracket in a pitching rotatable manner, and the bracket is arranged on the support component in a rotatable manner; the locking structure is arranged between the support component and the bracket and used for limiting the bracket to a support position; when the supporting component is folded, the supporting component can turn over relative to the bracket and is superposed with the bracket; when the supporting component is unfolded, the supporting component can limit the bracket to the supporting position through the locking structure; the portable fan can be stably placed, the air outlet direction can be adjusted, the carrying direction is convenient, and the accommodation space occupies a small area by the locking structure, the fan head can be arranged on the support in a pitching rotating manner, and the support can be arranged on the supporting component in a rotating manner; thereby the convenience that portable fan brought for daily life has been promoted.

Description

Portable fan

Technical Field

The utility model relates to a fan technical field especially relates to a portable fan.

Background

The fan is a cooling tool commonly used by consumers, and the electric fan is usually provided with a plurality of fan blades driven by a motor, so that air flows, and the effect of cooling air flow is realized.

In order to be carried during traveling, a plurality of portable fans are provided in the market for consumers to take cold at any time. However, the general portable fan is limited by the structure, so that it has a limited convenience in daily life.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model discloses lie in overcoming prior art's defect, provide a portable fan, solve the limited problem of convenience.

A portable fan comprises a fan head, a support, a locking structure and a foldable support assembly, wherein the fan head is arranged on the support in a pitching rotatable manner, and the support is arranged on the support assembly in a rotatable manner; the locking structure is arranged between the support component and the bracket and used for limiting the bracket to a support position; when the supporting component is folded, the supporting component can turn over relative to the bracket and is superposed with the bracket; when the support component is unfolded, the support component can limit the bracket to the support position through the locking structure.

In one embodiment, the portable fan further comprises a battery compartment, the battery compartment is rotatably arranged on the bracket and used for accommodating a battery and supplying power to the fan head; the locking structure is arranged between the battery compartment and the bracket so as to limit the bracket to a supporting position; the support assembly comprises at least two support legs, the at least two support legs are rotatably arranged on the battery compartment, and the at least two support legs can be rotated and unfolded towards the direction away from each other; at least two supporting legs can rotate to the direction that is close to each other and draw in.

In one embodiment, the portable fan further comprises a wire, the battery compartment is provided with a first wiring channel, the bracket is provided with a second wiring channel, and the fan head is provided with a third wiring channel; the wire penetrates through the first wiring channel, the second wiring channel and the third wiring channel, one end of the wire is connected with the control panel in the battery bin, and the other end of the wire is connected with the motor in the fan head.

In one embodiment, the support assembly further comprises a movable ring, the movable ring is sleeved with the battery bin, and the movable ring can reciprocate relative to the battery bin in a direction close to or far away from the bracket; the at least two supporting legs are rotatably arranged on the movable ring and can move along with the movable ring relative to the battery compartment.

In one embodiment, the locking structure comprises a clamping block arranged on the battery compartment and a clamping groove arranged on the bracket and matched with the clamping block in a locking manner; when the clamping block is inserted into the clamping groove, the battery bin limits the support to the supporting position.

In one embodiment, the locking structure further comprises an elastic resetting piece;

the two opposite ends of the elastic resetting piece are respectively connected with the clamping block and the battery bin; when the support is in the supporting position, the elastic resetting piece can drive the clamping block to reset towards the first direction matched with the clamping groove in a locking mode, and the clamping block and the clamping groove are kept in a locking state.

In one embodiment, the fixture block is provided with a pressing portion, and the pressing portion is used for driving the fixture block to move along a direction away from the first direction, so that the fixture block is unlocked and matched with the clamping groove.

In one embodiment, a damping member is disposed between the bracket and the fan head.

In one embodiment, the bracket is disposed around the periphery of the fan head.

In one embodiment, the bracket is annular and the fan head is mounted in the bracket.

Drawings

FIG. 1 is a schematic structural diagram illustrating a portable fan in a held state according to an embodiment;

FIG. 2 is a partial cross-sectional view taken at A in FIG. 1;

FIG. 3 is a schematic structural diagram illustrating an embodiment of the portable fan in a resting state;

FIG. 4 is a partial exploded view at B in FIG. 3;

FIG. 5 is a view in the direction C of FIG. 3;

FIG. 6 is a partial cross-sectional view of D of FIG. 5;

fig. 7 is a schematic structural diagram of the portable fan in a storage state according to an embodiment.

Description of reference numerals: 100. the fan head, 110, the third routing channel, 120, the adapting shaft, 121, the perforation, 121a, the ring groove, 200, the bracket, 210, the second adapter, 211, the second rotating shaft hole, 212, the second arc-shaped strip hole, 220, the second routing channel, 230, the adapting hole, 300, the locking structure, 310, the fixture block, 311, the pressing part, 320, the clamping groove, 400, the supporting component, 410, the supporting leg, 420, the movable ring, 500, the battery compartment, 510, the first adapter, 511, the first rotating shaft hole, 530, the guide groove, 540, the through hole, 610, the silica gel piece, 620, the wire, 630, the damping piece, 631, the damping ring, 650, the pin shaft, 660, the first direction.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly on" another element, there are no intervening elements present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

In life, consumers like the portable fan mainly due to the convenience of use and carrying. However, as the number of portable fan usage scenarios increases, it is difficult for a common portable fan to meet the usage requirements of multiple usage scenarios, so that the convenience of daily use of the portable fan is limited.

For example: for the consumer: when the portable fan is used indoors, consumers often require the portable fan to be placed stably and the air outlet direction to be adjustable; when used outdoors, consumers often require portable fans to be portable; when stowed, consumers often require that the portable fan occupy a smaller storage space. For the manufacturer: in terms of packaging, manufacturers often desire that the amount of packaging material used for portable fans be small to save costs; in transportation, manufacturers often desire that portable fans occupy less space to reduce transportation costs.

In order to meet the requirements of the above scenarios, as shown in fig. 1, fig. 3 and fig. 7, an embodiment provides a portable fan, which includes a fan head 100, a support frame 200, a locking structure 300 (not shown), and a foldable support assembly 400, wherein the fan head 100 is disposed on the support frame 200 in a pitching rotatable manner, and the support frame 200 is disposed on the support assembly 400 in a rotatable manner;

the locking structure 300 is disposed between the supporting assembly 400 and the bracket 200 for limiting the bracket 200 to the supporting position;

as shown in fig. 7, when the support member 400 is folded, the support member 400 can be turned over with respect to the stand 200 and stacked with the stand 200. As shown in connection with FIG. 3, when the support assembly 400 is deployed, the support assembly 400 may restrain the stand 200 in the support position via the locking structure 300.

As shown in fig. 1, when the portable fan is used outdoors: the supporting assembly 400 is folded for carrying, the locking structure 300 limits the bracket 200 to the supporting position, and the fan head 100 can rotate in pitch relative to the bracket 200 to change the air outlet direction.

The fan head 100 rotates in a pitching mode relative to the support 200, and the air outlet direction of the fan head 100 can be adjusted; the locking structure 300 restricts the bracket 200 to the supporting position, so that the position of the fan head 100 on the supporting assembly 400 is relatively restricted. Therefore, under the condition that the holding condition of the portable fan is not changed, the air outlet direction can be adjusted by pitching and rotating the fan head 100; meanwhile, the previous air outlet direction can be maintained by pitching and rotating the fan head 100 under the condition that the holding condition of the portable fan is changed.

As shown in fig. 3, when the portable fan is used indoors: the support assembly 400 is unfolded for stable placement, the support assembly 400 limits the bracket 200 to the support position through the locking structure 300, and the fan head 100 can rotate in pitch relative to the bracket 200 to change the air outlet direction.

The fan head 100 rotates in a pitching manner relative to the support 200 so as to adjust the air outlet direction of the fan head 100; since the locking structure 300 restricts the bracket 200 to the support position so that the position of the fan head 100 is restricted, the support assembly 400 thus unfolded can stably support the bracket 200 and the fan head 100; when the air outlet direction of the fan head 100 changes, the portable fan can still be stably placed through the unfolded support assembly 400.

As shown in fig. 7, when the portable fan is stored: the support 200 and the support assembly 400 are disengaged from the locking structure 300, and the support 200 and the support assembly 400 are overlapped with each other by turning over the support 200 and the support assembly 400; and since the fan head 100 is disposed on the bracket 200 to be rotatable in pitch, the influence on the overlapping of the bracket 200 and the support member 400 can be reduced by adjusting the pitch angle of the fan head 100 by rotation.

The portable fan is stably placed, the air outlet direction is adjustable, the carrying direction is convenient and the accommodating space is small by arranging the locking structure 300, the fan head 100 on the support 200 in a pitching rotating manner and arranging the support 200 on the support assembly 400 in a rotating manner; thereby the convenience that portable fan brought for daily life has been promoted.

Referring to fig. 1, 3 and 7, in an embodiment, the portable fan further includes a battery compartment 500, the battery compartment 500 is rotatably disposed on the bracket 200, and the battery compartment 500 is used for receiving a battery to supply power to the fan head 100;

the locking structure 300 is disposed between the battery compartment 500 and the bracket 200 to limit the bracket 200 to a supporting position;

the support assembly 400 comprises at least two support legs 410, the at least two support legs 410 are rotatably arranged on the battery compartment 500, and the at least two support legs 410 can be rotatably unfolded in a direction away from each other; the at least two support legs 410 can be rotated and folded in a direction of approaching each other.

When the portable fan is placed, at least two support legs 410 are rotated and unfolded away from each other to support the battery compartment 500, the fan head 100, and the stand 200 in the support position.

When the portable fan is carried, at least two support legs 410 are rotated and folded in a direction of approaching each other, so that the portable fan can be held.

When the portable fan is stored, at least two support legs 410 rotate and fold in the direction away from each other, so that the storage space of the portable fan can be reduced.

It should be noted that, in the above embodiment, the at least two support legs 410 are rotatably disposed on the battery compartment 500, so as to indirectly achieve the relative rotational disposition of the support frame 200 and the support assembly 400. Of course, in other embodiments, the at least two support legs 410 are directly rotatably disposed on the stand 200, and the locking structure 300 is disposed between the stand 200 and the at least two support legs 410.

Referring to fig. 4, a first adapter 510 is disposed on the battery compartment 500, a first spindle hole 511 is disposed on the first adapter 510, a second adapter 210 corresponding to the first adapter 510 is disposed on the bracket 200, and a second spindle hole 211 corresponding to the first spindle hole 511 is disposed on the second adapter 210; the pin 650 is inserted into the first and second shaft holes 511 and 211 to rotatably connect the first and

second adapters

510 and 210.

Further, as shown in fig. 4, there are two second adapter seats 210, where the two second adapter seats 210 are disposed at an interval and located at two sides of the first adapter seat 510; a silicon sheet 610 is arranged between the adjacent first adapter 510 and the second adapter 210, and two sides of the silicon sheet 610 are respectively abutted against the first adapter 510 and the second adapter 210 to provide damping for blocking the relative rotation of the two. Of course, in other embodiments, other friction members capable of providing damping may be used instead of the silicone sheet.

Referring to fig. 2, in an embodiment, the portable fan further includes a wire 620, the battery compartment 500 is provided with a first routing channel, the bracket 200 is provided with a second routing channel 220, and the fan head 100 is provided with a third routing channel 110; the wire 620 is disposed through the first routing channel, the second routing channel 220 and the third routing channel 110, one end of the wire 620 is connected to the control board in the battery compartment 500, and the other end of the wire 620 is connected to the motor in the fan head 100.

Referring to fig. 4, a first arc-shaped hole (not shown) is formed in the first adapter 510 and is disposed around an axis of the first adapter 510 rotating relative to the second adapter 210, and the first arc-shaped hole is communicated with the first routing channel; a second arc-shaped strip hole 212 is formed in the second adapter 210 and is arranged around an axis of the second adapter 210 rotating relative to the first adapter 510, and the second arc-shaped strip hole 212 is communicated with the second routing channel 220. During the rotation of the first adapter 510 relative to the second adapter 210, the first arc-shaped hole and the second arc-shaped hole 212 are communicated with each other, so that the wire 620 can pass through the second routing channel 220 from the first routing channel.

Referring to fig. 2, the fan head 100 is provided with a transfer shaft 120, the bracket 200 is provided with a transfer hole 230, and the transfer shaft 120 is installed in the transfer hole 230. The through hole 121 communicating with the third routing channel 110 is disposed in the adapter shaft 120, the through hole 121 communicates with the second routing channel 220, and the through hole 121 and the second routing channel 220 are communicated with each other, so that the wire 620 can penetrate into the third routing channel 110 through the second routing channel 220.

The number of the transfer shafts 120 is two, the two transfer shafts 120 are respectively disposed on two sides of the fan head 100, the bracket 200 is provided with transfer holes 230 corresponding to the two rotation shafts, and the two transfer shafts 120 and the two transfer holes 230 are correspondingly mounted one by one.

It should be understood that at least one of the two transfer shafts 120 is provided with said perforations 121.

In one embodiment, a damping member 630 is disposed between the bracket 200 and the fan head 100. The damping member 630 may prevent the fan head 100 from rotating relative to the bracket 200, so that the fan head 100 blows air at a stable outlet angle.

Referring to fig. 2, specifically, a ring groove 121a is formed in an inner wall of the through hole 121, the damping member 630 is a damping ring 631, an inner ring portion of the damping ring 631 is coupled to the spindle 120, and an outer ring portion of the damping ring 631 is mounted in the ring groove 121 a.

In an embodiment, as shown in fig. 1, fig. 3 and fig. 5, the supporting assembly 400 further includes a movable ring 420, the movable ring 420 is sleeved on the battery compartment 500, and the movable ring 420 can reciprocate relative to the battery compartment 500 in a direction close to the bracket 200 or away from the bracket 200;

the at least two support legs 410 are rotatably disposed on the movable ring 420 and can move with the movable ring 420 relative to the battery compartment 500.

When the movable ring 420 slides relative to the battery compartment 500 in a direction away from the bracket 200, the distance between the at least two support legs 410 and the bracket 200 increases. In this way, the positional height of the fan head 100 can be increased when the at least two support legs 410 are unfolded.

It should be noted that, in order to increase the friction force between the movable ring 420 and the battery compartment 500, a friction layer (not shown) may be disposed on one of the movable ring 420 and the battery compartment 500, so that there is enough friction force between the movable ring 420 and the battery compartment 500 moving with each other, and the position relationship between the movable ring 420 and the battery compartment 500 can be maintained.

In an embodiment, as shown in fig. 6 and fig. 7, the locking structure 300 includes a latch 310 disposed on the battery compartment 500 and a slot 320 disposed on the bracket 200 and locking with the latch 310; when the latch 310 is inserted into the latch groove 320, the battery compartment 500 restrains the bracket 200 in the supporting position.

In the aforementioned embodiment, the locking structure 300 includes the latch 310 disposed on the battery compartment 500 and the latch slot 320 disposed on the bracket 200. It should be understood that in other embodiments, the locking structure 300 may take other forms to restrain the stand 200 in the support position. For example, the locking structure 300 is a locking sleeve sleeved on the battery compartment 500, and when the bracket 200 rotates to the supporting position relative to the battery compartment 500, the locking sleeve is pushed to move towards the direction close to the bracket 200, so that the battery compartment 500 is restrained to the supporting position by the inner wall of the locking sleeve restraining the battery compartment 500 and the bracket 200.

Referring to fig. 6, in an embodiment, the locking structure 300 further includes an elastic restoring member (not shown); the two opposite ends of the elastic resetting piece are respectively connected with the fixture block 310 and the battery bin 500; when the bracket 200 is in the supporting position, the elastic restoring member may urge the latch 310 to restore to the first direction 660 for locking engagement with the latch slot 320, and the latch 310 may maintain the locking engagement with the latch slot 320.

It should be understood that the elastic restoring member may be a compression spring, a tension spring or an elastic rubber pad.

The battery chamber 500 is provided with a guide groove 530, and the latch 310 is installed in the guide groove 530 and can move in the guide groove 530 along a first direction 660. The guide groove 530 limits the moving direction of the latch 310, so as to ensure the accuracy of the locking fit between the latch 310 and the slot 320.

In one embodiment, the pressing portion 311 is disposed on the latch 310, and the pressing portion 311 is configured to drive the latch 310 to move along a direction away from the first direction 660, so as to disengage the latch 310 from the slot 320.

The battery compartment 500 is provided with a through hole 540, and the pressing portion 311 is installed in the through hole 540 and partially protrudes out of the through hole 540 for pressing.

In one embodiment, the bracket 200 is disposed around the periphery of the fan head 100.

Specifically, in the present embodiment, the bracket 200 has a ring shape, and the fan head 100 is installed in the bracket 200. Of course, in other embodiments, the bracket 200 may have a U-shape or a C-shape.

The size of the portable fan may be changed to be adaptable to the actual use.

For example, when the fan head 100 of the portable fan is made about 16 inches, the portable fan may be a floor fan. In this way, when the portable fan is stored and transported, the occupation of the storage space by the portable fan can be reduced by folding the support assembly 400 and the bracket 200; thereby reducing the transportation cost of the portable fan and reducing the consumption of packing materials; of course, the device can also be used for outdoor travel. When the fan head 100 of the portable fan is made to be about 4 inches, the portable fan can be placed on a desk.

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

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is 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. A portable fan is characterized by comprising a fan head, a support, a locking structure and a foldable support assembly, wherein the fan head is arranged on the support in a pitching rotatable manner, and the support is arranged on the support assembly in a rotatable manner; the locking structure is arranged between the support component and the bracket and used for limiting the bracket to a support position; when the supporting component is folded, the supporting component can turn over relative to the bracket and is superposed with the bracket; when the support component is unfolded, the support component limits the support to the support position through the locking structure.

2. The portable fan of claim 1, further comprising a battery compartment rotatably disposed on the bracket, the battery compartment configured to receive a battery to power the fan head; the locking structure is arranged between the battery compartment and the bracket so as to limit the bracket to a supporting position; the support assembly comprises at least two support legs, the at least two support legs are rotatably arranged on the battery compartment, and the at least two support legs can be rotated and unfolded towards the direction away from each other; at least two supporting legs can rotate to the direction that is close to each other and draw in.

3. The portable fan of claim 2, further comprising a wire, wherein the battery compartment is provided with a first wire channel, the bracket is provided with a second wire channel, and the fan head is provided with a third wire channel; the wire penetrates through the first wiring channel, the second wiring channel and the third wiring channel, one end of the wire is connected with the control panel in the battery bin, and the other end of the wire is connected with the motor in the fan head.

4. The portable fan of claim 2, wherein the support assembly further comprises a movable ring, the movable ring is sleeved on the battery compartment, and the movable ring can reciprocate relative to the battery compartment in a direction close to or far away from the bracket; the at least two supporting legs are rotatably arranged on the movable ring and can move along with the movable ring relative to the battery compartment.

5. The portable fan as claimed in claim 2, wherein the locking structure comprises a latch disposed on the battery compartment and a slot disposed on the bracket and locking with the latch; when the clamping block is inserted into the clamping groove, the battery bin limits the support to the supporting position.

6. The portable fan of claim 5, wherein said locking structure further comprises a resilient return; the two opposite ends of the elastic resetting piece are respectively connected with the clamping block and the battery bin; when the support is in the supporting position, the elastic resetting piece can drive the clamping block to reset towards the first direction matched with the clamping groove in a locking mode, and the clamping block and the clamping groove are kept in a locking state.

7. The portable fan as claimed in claim 6, wherein the latch has a pressing portion for driving the latch to move in a direction away from the first direction, so as to disengage the latch from the slot.

8. The portable fan of any one of claims 1-7, wherein a damping member is disposed between the bracket and the fan head.

9. The portable fan of any one of claims 1-7, wherein the bracket is disposed around a periphery of the fan head.

10. The portable fan of claim 9, wherein said bracket is annular and said fan head is mounted within said bracket.