CN215109572U

CN215109572U - Hand-held electric fan

Info

Publication number: CN215109572U
Application number: CN202120178786.1U
Authority: CN
Inventors: 王学敏
Original assignee: Shenzhen Skyworth RGB Electronics Co Ltd
Current assignee: Shenzhen Skyworth RGB Electronics Co Ltd
Priority date: 2021-01-22
Filing date: 2021-01-22
Publication date: 2021-12-10
Anticipated expiration: 2031-01-22

Abstract

The utility model belongs to the technical field of household electrical appliances, a handheld electric fan is disclosed, include: a handle shell; the fan assembly is rotatably arranged at the top of the handle shell; the lighting assembly is arranged at the bottom of the handle shell; a battery disposed in the handle housing, the battery connecting the fan assembly and the lighting assembly; and the wireless charging receiving device is arranged in the handle shell and used for receiving a reverse charging signal of the electronic terminal and supplying power to the battery. The lighting assembly can provide the illumination function for handheld electric fan, and when handheld electric fan did not have the electricity, can be through the reverse charging of wireless receiving arrangement from electronic terminal, and then for handheld electric fan provides the electric energy, solved the problem of inconvenient charging in the open air.

Description

Hand-held electric fan

Technical Field

The utility model relates to a household electrical appliances technical field especially relates to a handheld electric fan.

Background

The conventional handheld electric fan can be charged only through a USB (universal serial bus), the charging form is single, and especially, if a charging socket or a mobile power supply is not available outdoors, the handheld electric fan cannot be charged after power is unavailable.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a handheld electric fan to solve the single problem of form of charging.

To achieve the purpose, the utility model adopts the following technical proposal:

a handheld electric fan comprising: a handle shell; a fan assembly rotatably disposed at a top of the handle case; an illumination assembly disposed at a bottom of the handle housing; a battery disposed in the handle housing, the battery connecting the fan assembly and the lighting assembly; and the wireless charging receiving device is arranged inside the handle shell and used for receiving a reverse charging signal of the electronic terminal and supplying power to the battery.

Preferably, the wireless charge receiving apparatus includes: the wireless receiving coil is attached and fixed on the inner wall of the handle shell so as to receive the reverse charging signal; and a wireless charging control circuit board connected with the wireless receiving coil and the battery to charge the battery.

Preferably, the wireless charging control circuit board is provided with a charging switch, and the charging switch is used for controlling the on and off of the power supply of the battery.

Preferably, the charging switch is a touch switch; the surface of the handle shell is provided with a transparent or semitransparent backboard, and the charging switch is arranged on the inner side of the backboard.

Preferably, a supporting table is arranged at the top of the handle shell, and a plurality of gears are arranged at the edge of the supporting table along the circumferential direction;

the fan assembly comprises a fan support, a part of the fan support extends into the handle shell, and the outer wall of the fan support is provided with a gear rim for meshing with each gear.

Preferably, the fan assembly further comprises: a fan motor disposed in the fan supporter; the fan cover is fixedly connected to the top of the fan support, an air inlet hole is formed in the rear end face of the fan cover, and an air outlet hole is formed in the front end face of the fan cover; and the fan blade is arranged in the fan cover and connected with the fan motor, and the fan blade is provided with a plurality of strip-shaped holes.

Preferably, the fan cover includes: the rear fan cover is fixedly connected with the fan motor; and the front fan cover is spliced on the rear fan cover.

Preferably, the fan assembly further includes a fan control switch, the fan control switch is connected to the fan motor and the battery, and the fan control switch is disposed on one side of the charging switch and located on the inner side of the back plate.

Preferably, a sliding groove is formed in the side surface of the handle shell; the lighting assembly includes: the illumination bracket is arranged in the sliding groove in a sliding mode and can partially extend out of the bottom of the handle shell, and the bottom of the handle shell is arranged to be a plane; and the luminous piece is connected to the lighting bracket.

Preferably, the lighting assembly further comprises: the lighting switch is connected with the light-emitting piece and the battery, is a touch switch and is positioned on the inner side of the back plate.

The utility model has the advantages that: the lighting assembly can provide the illumination function for handheld electric fan, and when handheld electric fan did not have the electricity, can be through the reverse charging of wireless receiving arrangement from electronic terminal, and then for handheld electric fan provides the electric energy, solved the problem of inconvenient charging in the open air.

Drawings

FIG. 1 is a schematic structural diagram of a handheld electric fan according to an embodiment of the present disclosure;

fig. 2 is a schematic structural diagram of a wireless charge receiving device according to an embodiment of the present application;

FIG. 3 is a schematic structural view of a handle shell according to an embodiment of the present application;

FIG. 4 is a radial cross-sectional view of the fan mount of FIG. 1 at a location A-A in accordance with an embodiment of the present application;

FIG. 5 is a schematic structural diagram of a fan blade according to an embodiment of the present disclosure;

fig. 6 is a schematic structural diagram of a lighting assembly according to an embodiment of the present application.

In the figure:

1-a handle shell; 10-a back plate; 11-a support table; 111-gear;

2-a fan assembly; 20-a fan support; 201-gear ring; 21-a fan motor; 22-a fan housing; 23-fan blades; 221-rear fan cover; 222-front fan cover; 24-a fan control switch;

3-a lighting assembly; 31-an illumination support; 32-a light emitting member; 33-a light switch;

4-a battery;

5-a wireless charging receiving device; 51-a wireless receiving coil; 52-wireless charging control circuit board; 521-charging switch.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

The utility model provides a handheld electric fan, user can utilize handheld electric fan to cool down, throw light on.

Fig. 1 is a schematic structural diagram of a handheld electric fan according to an embodiment of the present application, where the handheld electric fan includes a handle case 1, a fan assembly 2, a lighting assembly 3, a battery 4, and a wireless charging receiving device 5. The handle case 1 has a cylindrical structure, and a user can hold the handle case 1, and preferably, the sidewall of the handle case 1 is provided with an anti-slip coating layer, thereby facilitating the holding. The fan assembly 2 is rotatably provided at the top of the handle case 1, and the fan assembly 2 provides cool wind to a user. The fan assembly 2 is rotatable to facilitate the user in adjusting the optimum gripping position, the fan assembly 2 being able to be aligned with the user when the user's fingers (e.g. thumb) are pressed against the switches (see below). The lighting assembly 3 is disposed at the bottom of the handle case 1, thereby providing the hand-held electric fan with a lighting function. A battery 4 is arranged inside the handle housing 1, the battery 4 connecting the fan assembly 2 and the lighting assembly 3, i.e. the battery 4 powers the fan assembly 2 and the lighting assembly 3.

It should be noted that, the sidewall of the handle case 1 is provided with a charging jack, and the battery 4 can be charged by connecting the charging jack with a charger.

The wireless charging receiving device 5 is arranged inside the handle shell 1, and the wireless charging receiving device 5 is used for receiving a reverse charging signal of the electronic terminal and supplying power to the battery 4. For example, when a mobile phone or a tablet personal computer with the same wireless reverse charging function is used, the mobile phone or the tablet personal computer is close to the wireless charging receiving device 5, and after the wireless charging function of the handheld electric fan is turned on, the mobile phone or the tablet personal computer can charge the battery through the wireless charging receiving device 5. Therefore, the handheld electric fan of the embodiment of the application is not limited to be charged in a wired manner by using a charger or wirelessly by using other terminals.

Fig. 2 is a schematic structural diagram of a wireless charging receiver 5 according to an embodiment of the present application, where the wireless charging receiver 5 includes a wireless receiving coil 51 and a wireless charging control circuit board 52, the wireless receiving coil 51 is attached and fixed to an inner wall of the handle case 1, and after the mobile phone or the tablet computer approaches the wireless receiving coil 51, the wireless receiving coil 51 can receive a reverse charging signal; one end of the wireless charging control circuit board 52 is connected to the wireless receiving coil 51, and the other end of the wireless charging control circuit board 52 is connected to the battery 4 and charges the battery 4.

As shown in fig. 1, the wireless charging control circuit board 52 is provided with a charging switch 521, and the charging switch 521 is used for controlling on and off of power supply to the battery 4.

Further, the charging switch 521 is a touch switch, that is, the charging switch 521 can be turned on or off by touching. In the embodiment of the present application, the charging switch 521 is turned on when touched once, the charging switch 521 is turned off when touched once again, the charging switch 521 is turned on when touched once again, and so on.

Further, a back plate 10 having a transparent or translucent shape is provided on the surface of the handle case 1, and a charging switch 521 is provided inside the back plate 10. It should be noted that, the backboard 10 is further provided with a first backboard lamp, the first backboard lamp corresponds to the position of the charging switch 521, and the first backboard lamp is connected in series with the charging switch 521, when the charging switch 521 is turned on, the first backboard lamp is simultaneously turned on, and when the charging switch 521 is turned off, the first backboard lamp is simultaneously turned off, so that the state of the charging switch 521 is conveniently observed.

Fig. 3 is a schematic structural diagram of the handle case 1 according to the embodiment of the present application, referring to fig. 3, a supporting base 11 is disposed on the top of the handle case 1, the supporting base 11 is circular, and three gears 111 are disposed on the edge of the supporting base 11 along the circumferential direction, in the embodiment of the present application, the central connecting lines of the three gears 111 form an equilateral triangle.

Referring to fig. 1, a fan assembly 2 includes a fan support 20, and fig. 4 is a radial sectional view of the fan support 20 at a position a-a in fig. 1 according to an embodiment of the present application, a portion of the fan support 20 is inserted into a handle case 1, and an outer wall of the fan support 20 is provided with a gear ring 201, and the gear ring 201 engages with three gears 111. The fan support 20 can be stably rotated with respect to the handle case 1.

It should be noted that, in order to realize the rotation of the fan assembly 2 relative to the handle casing 1, the outer wall of the fan support 20 may be provided with a thread structure, and the inner wall of the handle casing 1 is provided with a thread groove, so that the fan support 20 can be screwed on the handle casing 1.

The fan assembly 2 further includes a fan motor 21, a fan housing 22, and fan blades 23 (shown in fig. 5), the fan motor 21 being disposed in the fan support 20; the fan cover 22 is fixedly connected to the top of the fan support 20, the rear end face of the fan cover 22 is provided with an air inlet hole, and the rear end face of the fan cover 22 is provided with an air outlet hole; the flabellum 23 sets up in fan casing 22 and connects fan motor 21, and flabellum 23 is equipped with a plurality of bar hole 231, and the air receives the pressure boost effect of bar hole 231 of flabellum 23 and follows the exhaust vent air-out again behind the fresh air inlet.

Further, the fan cover 22 is provided in a detachable structure, and the fan blades 23 can be cleaned by detaching the fan cover 22.

As shown in fig. 1, the fan cover 22 includes a rear fan cover 221 and a front fan cover 222, the rear fan cover 221 is fixedly connected to the fan motor 21, and the front fan cover 222 is inserted into the rear fan cover 221. Specifically, the rear fan cover 221 is provided with a plurality of insertion posts along a circumferential edge, and the front fan cover 222 is provided with a plurality of insertion post-fitting insertion holes along a circumferential edge.

Of course, a plurality of insertion holes may be provided in the rear fan cover 221, and a plurality of insertion posts may be provided in the front fan cover 22. The present embodiment is not limited thereto.

Further, the fan assembly 2 further includes a fan control switch 24, and the fan control switch 24 is a touch switch and is located inside the back plate 10. It should be noted that the back plate 10 may be configured as a bar structure, the fan control switch 24 is disposed on one side of the charging switch 521, and the control logic of the fan control switch 24 is: turning on the fan motor 21 once; the speed is increased according to the primary fan motor 21, and the rotating speed of the fan blades is increased by one gear; the fan motor 21 is closed again, and the fan blades gradually reduce the speed to 0; once again, the fan motor 21 is turned on, and so on.

Backplate 10 still is equipped with the second backplate lamp, and the second backplate lamp corresponds fan control switch 24's position, and second backplate lamp and fan control switch 24 establish ties, and when fan control switch 24 opened, the second backplate lamp lights simultaneously, and when fan control switch 24 closed, the second backplate lamp was extinguish simultaneously to conveniently observe fan control switch 24's the on-off state.

It should be noted that, in the embodiment of the present application, the fan control switch 24 does not change color when the fan blades are shifted.

Fig. 6 is a schematic structural diagram of the lighting assembly 3 according to the embodiment of the present application, the lighting assembly 3 includes a lighting bracket 31 and a light emitting element 32, a sliding slot is formed on a side surface of the handle housing 1, the lighting bracket 31 is slidably disposed in the sliding slot, a bottom end of the lighting bracket 31 can extend out of a bottom of the handle housing 1, the bottom of the handle housing 1 is disposed as a plane, and the light emitting element 32 is disposed on the lighting bracket 31.

The light emitting member 32 is disposed on the illumination bracket 31, and the illumination bracket 31 can be extended out of the bottom of the handle case 1 to increase the length of the illumination assembly 3, thereby improving the illumination range, and the illumination bracket 31 can be retracted into the inside of the chute, since the bottom of the handle case 1 is a plane, thereby allowing the bottom of the handle case 1 to be used as a support surface.

Further, as shown in fig. 1, the lighting assembly 3 further includes a lighting switch 33, and the lighting switch 33 is a touch switch and is located inside the back plate 10.

The control logic for the light switch 33 is: the light emitting member 32 is turned on once; pressing again increases the brightness of the illuminating member 32 by one step; pressing the light emitting member 32 again to turn off; pressing once more turns on the glowing member 32 and so on.

Backplate 10 still is equipped with the third backplate lamp, and the third backplate lamp corresponds lighting switch 33's position, and third backplate lamp and lighting switch 33 are established ties, and when lighting switch 33 opened, the third backplate lamp is bright simultaneously, and when lighting switch 33 closed, the third backplate lamp was extinguish simultaneously to conveniently observe lighting switch 33's the on-off state.

It should be noted that, in the embodiment of the present application, the light switch 33 does not change color when the light emitting member 32 is shifted.

In the embodiment of the present application, the charge switch 521, the fan control switch 24, and the lighting switch 33 are all located inside the back plate 10 in a linear arrangement.

The application provides a handheld electric fan has following advantage: illumination component 3 can provide the illumination function for handheld electric fan, and when handheld electric fan did not have the electricity, can be through the reverse charging of wireless receiving arrangement 5 from other electronic terminals, and then for handheld electric fan provides the electric energy, solved the problem of inconvenient charging in the open air.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A handheld electric fan, comprising:

a handle shell (1);

a fan assembly (2) rotatably disposed at a top of the handle case (1);

a lighting assembly (3) disposed at the bottom of the handle housing (1);

a battery (4) disposed in the handle housing (1), the battery (4) connecting the fan assembly (2) and the lighting assembly (3); and

the wireless charging receiving device (5) is arranged inside the handle shell (1), and the wireless charging receiving device (5) is used for receiving a reverse charging signal of the electronic terminal and supplying power to the battery (4).

2. The handheld electric fan according to claim 1, characterized in that the wireless charge receiving means (5) comprises:

the wireless receiving coil (51), the wireless receiving coil (51) is attached and fixed on the inner wall of the handle shell (1) to receive the reverse charging signal; and

a wireless charging control circuit board (52) connected with the wireless receiving coil (51) and the battery (4) to charge the battery (4).

3. The handheld electric fan according to claim 2, wherein the wireless charging control circuit board (52) is provided with a charging switch (521), and the charging switch (521) is used for controlling on and off of power supply of the battery (4).

4. The handheld electric fan according to claim 3, wherein the charge switch (521) is a touch switch;

the surface of the handle shell (1) is provided with a transparent or semitransparent backboard (10), and the charging switch (521) is arranged on the inner side of the backboard (10).

5. The handheld electric fan as claimed in claim 4, wherein the top of the handle housing (1) is provided with a support table (11), and the edge of the support table (11) is provided with a plurality of gears (111) along the circumferential direction;

the fan assembly (2) comprises a fan support (20), a part of the fan support (20) extends into the handle shell (1), and the outer wall of the fan support (20) is provided with a gear ring (201) which is meshed with each gear (111).

6. The handheld electric fan according to claim 5, characterized in that the fan assembly (2) further comprises:

a fan motor (21) provided in the fan support (20);

the fan cover (22) is fixedly connected to the top of the fan support (20), an air inlet hole is formed in the rear end face of the fan cover (22), and an air outlet hole is formed in the front end face of the fan cover (22); and

the fan blade (23) is arranged in the fan cover (22) and connected with the fan motor (21), and the fan blade (23) is provided with a plurality of strip-shaped holes.

7. The handheld electric fan according to claim 6, wherein the fan housing (22) comprises:

a rear fan cover (221) fixedly connected to the fan motor (21); and

and the front fan cover (222) is inserted on the rear fan cover (221).

8. The handheld electric fan according to claim 7, wherein the fan assembly (2) further comprises a fan control switch (24), the fan control switch (24) connecting the fan motor (21) and the battery (4), the fan control switch (24) being a touch switch and being located inside the back plate (10).

9. The hand-held electric fan according to claim 4, characterized in that the side of the handle housing (1) is provided with a sliding groove;

the lighting assembly (3) comprises:

the illumination bracket (31) is arranged in the sliding groove in a sliding mode and can partially extend out of the bottom of the handle shell (1), and the bottom of the handle shell (1) is arranged to be a plane; and

a luminous element (32), wherein the luminous element (32) is connected to the illumination bracket (31).

10. The handheld electric fan according to claim 9, wherein the lighting assembly (3) further comprises a lighting switch (33), the lighting switch (33) connecting the light emitting member (32) and the battery (4), the lighting switch (33) being a touch switch and being located inside the back plate (10).