CN220622223U

CN220622223U - Portable fan capable of stepless speed regulation

Info

Publication number: CN220622223U
Application number: CN202322129670.0U
Authority: CN
Inventors: 黄德前
Original assignee: Dongguan Deqian Electronic Technology Co ltd
Current assignee: Dongguan Deqian Electronic Technology Co ltd
Priority date: 2023-08-08
Filing date: 2023-08-08
Publication date: 2024-03-19
Anticipated expiration: 2033-08-08

Abstract

The utility model discloses a portable fan capable of stepless speed regulation, which comprises a fan main body capable of generating wind, a handle arranged at the lower end of the fan main body, a battery for providing power and a PCB (printed circuit board) for controlling the operation of the fan main body, wherein the PCB is provided with a stepless speed regulating roller switch for controlling the rotation speed of the fan main body, and one side of the stepless speed regulating roller switch is exposed out of the handle or the fan main body; the handle lower extreme is provided with the lamp plate and covers in the peripheral lamp shade of lamp plate, and the light that this lamp plate sent shines out through this lamp shade to this realization night-light illumination function. According to the utility model, the stepless speed regulating roller switch for controlling the rotating speed of the fan main body is additionally arranged, so that a consumer can conveniently control the stepless speed regulating roller switch, and the stepless speed regulating function can be realized by rotating the stepless speed regulating roller switch, so that the wind speed satisfactory to the consumer can be regulated, the use is more convenient, and the experience of the consumer is better.

Description

Portable fan capable of stepless speed regulation

Technical Field

The utility model relates to the technical field of fan products, in particular to a portable fan capable of stepless speed regulation.

Background

The fan is a fan which is a tool for generating wind and taking cool in hot days, and is a device for generating air flow by electric drive, and the fan arranged in the fan is electrified and then turned into natural wind to achieve the effect of taking cool. In order to facilitate the taking of people, a portable handheld fan appears in the market, the effect of cooling can be achieved by taking the fan on the hand, the use is extremely convenient, and the fan is a preferred product in hot summer.

The handheld fan on the market generally only has the blowing function of the fan, and the basic function of a gear shifting switch machine, has single function and does not have the function of a night lamp. For example, a powerful charger hand-held fan disclosed in CN202020392816.4, a foldable hand-held fan disclosed in CN 202120382977.X, a multifunctional bladeless hand-held fan disclosed in CN202220518496.1, an air inlet shell structure of a hand-held fan disclosed in CN 202120736957.8, and a hand-held fan all have no night lamp function, and can only control a plurality of gears to regulate speed through keys, so that stepless speed regulation cannot be realized, and thus the use requirements of consumers cannot be met.

In view of this, the present inventors have proposed the following means.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provides a portable fan capable of stepless speed regulation.

In order to solve the technical problems, the utility model adopts the following technical scheme: the portable fan capable of stepless speed regulation comprises a fan main body capable of generating wind, a handle arranged at the lower end of the fan main body, a battery for providing power and a PCB board for controlling the operation of the fan main body, wherein a stepless speed regulation roller switch for controlling the rotation speed of the fan main body is arranged on the PCB board, and one side of the stepless speed regulation roller switch is exposed out of the handle or the fan main body; the lower end of the handle is provided with a lamp panel and a lamp shade covered on the periphery of the lamp panel, and light emitted by the lamp panel irradiates through the lamp shade.

Furthermore, in the above technical scheme, the fan main body comprises a housing, an air outlet cover arranged at the front end of the housing, an air inlet cover arranged at the rear end of the housing, a motor arranged in the housing through a motor bracket, and fan blades arranged on a rotating shaft of the motor, wherein the handle is arranged at the lower end of the housing, and the battery and the PCB board are arranged in the handle.

Furthermore, in the above technical scheme, the shell in still be provided with the wind scooper, this wind scooper is arranged in the air inlet cover front end to be located motor support and air outlet cover rear side, this wind scooper has the wind channel that middle little both ends are big and both ends are loudspeaker form, the flabellum is arranged in wind channel intermediate position, this wind channel intercommunication air outlet of air outlet cover and air intake of air inlet cover.

Furthermore, in the above technical solution, a plurality of air outlets equally distributed according to the circumference are provided on the periphery of the air outlet cover, and a plurality of air guiding ports equally distributed according to the circumference and corresponding to the air outlets one by one are provided on the periphery of the motor bracket, and the air guiding ports are in butt joint with the air duct.

Furthermore, in the above technical solution, the air guide opening gradually decreases along the direction from the inlet to the outlet.

Furthermore, in the above technical scheme, the handle is provided with a control switch and a display screen for displaying gears, and the control switch and the display screen are electrically connected with the PCB.

Furthermore, in the above technical scheme, the handle includes a front cover and a rear cover fastened in a front-back manner, a clamping position is formed between the butt joint parts of the lower ends of the front cover and the rear cover, the lamp panel is arranged in the clamping position, and the LED lamp beads of the lamp panel face downwards.

Furthermore, in the above technical scheme, the lower end of the handle is provided with a clamping groove, the upper end of the lamp shade is provided with a back-off, and the back-off is embedded into the clamping groove and is fastened and fixed, so that the lamp shade is fixed at the lower end of the handle.

Furthermore, in the above technical solution, the portable fan is T-shaped as a whole.

Furthermore, in the above technical scheme, a charging interface for charging the battery is arranged on the handle, and the charging interface is electrically connected with the PCB board.

By adopting the technical scheme, compared with the prior art, the utility model has the following beneficial effects: according to the utility model, the stepless speed regulating roller switch for controlling the rotating speed of the fan main body is additionally arranged, so that a consumer can conveniently control the stepless speed regulating roller switch, and the stepless speed regulating function can be realized by rotating the stepless speed regulating roller switch, so that the wind speed satisfactory to the consumer can be regulated, the use is more convenient, and the experience of the consumer is better. In addition, the lower end of the handle is provided with the lamp panel and the lamp shade covered on the periphery of the lamp panel, and the lamplight emitted by the lamp panel irradiates out through the lamp shade, so that the night lamp lighting function is realized, and the night lamp has extremely strong market competitiveness.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a perspective view of another view of the present utility model;

FIG. 3 is a cross-sectional view of the present utility model;

FIG. 4 is an exploded perspective view of the present utility model;

fig. 5 is a perspective view of the present utility model with the lamp cover removed;

figure 6 is a perspective view of a lamp housing in accordance with the present utility model;

Detailed Description

The utility model will be further described with reference to specific examples and figures.

1-6, the portable fan is capable of stepless speed regulation, and the portable fan is overall T-shaped and novel and attractive in appearance.

The portable fan capable of stepless speed regulation comprises a fan main body 1 capable of generating wind, a handle 2 arranged at the lower end of the fan main body 1, a battery 3 for providing power and a PCB 4 for controlling the operation of the fan main body 1, wherein in order to increase the stepless speed regulation function, the PCB 4 is provided with a stepless speed regulation roller switch 41 for controlling the rotating speed of the fan main body 1, one side of the stepless speed regulation roller switch 41 is exposed on the outer side surface of the handle 2 or the fan main body 1 so as to be convenient for a consumer to control the stepless speed regulation roller switch 41, the stepless speed regulation function can be realized by rotating the stepless speed regulation roller switch 41, the wind speed satisfactory to the consumer can be regulated, the portable fan is more convenient to use, and the experience of the consumer is better.

In order to enable the night lamp lighting function of the utility model to be provided, the following design is made: the lower end of the handle 2 is provided with a lamp panel 5 and a lamp shade 6 covered on the periphery of the lamp panel 5, and the lamp light emitted by the lamp panel 5 irradiates out through the lamp shade 6, so that the night lamp illumination function is realized, and the night lamp has extremely strong market competitiveness.

The fan main body 1 comprises a shell 11, an air outlet cover 12 arranged at the front end of the shell 11, an air inlet cover 13 arranged at the rear end of the shell 11, a motor 15 arranged in the shell 11 through a motor bracket 14 and fan blades 16 arranged on the rotating shaft of the motor 15, the handle 2 is arranged at the lower end of the shell 11, and the battery 3 and the PCB 4 are both arranged in the handle 2. When the motor 15 is in operation, the fan blades 16 are driven to rotate, the fan blades 16 can suck external wind from the air inlet cover 13 and send the external wind out of the air outlet cover 12 while rotating, the stepless speed regulating roller switch 41 is used for controlling the rotating speed of the motor 15.

The shell 11 is cylindrical, and the handle 2 is arranged at the lower end of the shell 11, so that the portable fan is T-shaped as a whole.

The shell 11 in still be provided with wind scooper 17, this wind scooper 17 sets up in air inlet cover 13 front end to be located motor support 14 and air outlet cover 12 rear side, this wind scooper 17 has the wind channel 171 that the centre is little big and both ends are loudspeaker form, the flabellum 16 is arranged in wind channel 171 intermediate position, this wind channel 171 intercommunication air outlet 121 of air outlet cover 12 and air intake 131 of air inlet cover 13, the design in this wind channel 171 can make the wind that motor 15 drive flabellum 16 rotation produced more concentrate the delivery, and wind-force is bigger.

The periphery of the air outlet cover 12 is provided with a plurality of air outlets 121 uniformly distributed according to the circumference, and the periphery of the motor bracket 14 is provided with a plurality of air guide inlets 141 uniformly distributed according to the circumference and corresponding to the air outlets 121 one by one, and the air guide inlets 141 are in butt joint with the air duct 171.

The air guide port 141 is gradually smaller along the direction from the inlet to the outlet, so that the purpose of pressurization can be achieved, and the purpose that wind generated by the utility model can be blown farther and the wind power is larger can be realized.

The handle 2 is provided with a control switch 42 and a display screen 43 for displaying gears, and the control switch 42 and the display screen 43 are electrically connected with the PCB 4. The wind power of 0-100 gears is displayed through the display screen 43, so that the wind power is not only perceived by consumers, but also can be seen through the display screen, and the result is more visual.

The handle 2 comprises a front cover 21 and a rear cover 22 which are fastened and fixed in a front-back manner, a clamping position 20 is formed between the butt joint positions of the lower ends of the front cover 21 and the rear cover 22, the lamp panel 5 is arranged in the clamping position 20, the assembly structure is simple and stable, and the LED lamp beads 51 of the lamp panel 5 face downwards.

The lower end of the handle 2 is provided with a clamping groove 201, the upper end of the lamp shade 6 is provided with a back-off 61, and the back-off 61 is embedded into the clamping groove 201 and is fastened and fixed, so that the lamp shade 6 is fixed at the lower end of the handle 2.

The handle 2 is provided with a charging interface 44 for charging the battery 3, and the charging interface 44 is electrically connected with the PCB 4.

In summary, the stepless speed regulating roller switch 41 for controlling the rotation speed of the fan main body 1 is additionally arranged in the utility model, so that a consumer can conveniently control the stepless speed regulating roller switch 41, and the stepless speed regulating function can be realized by rotating the stepless speed regulating roller switch 41, so that the wind speed satisfactory to the consumer can be regulated, the use is more convenient, and the experience of the consumer is better. In addition, the lower end of the handle 2 is provided with the lamp panel 5 and the lamp shade 6 covered on the periphery of the lamp panel 5, and the lamp light emitted by the lamp panel 5 irradiates out through the lamp shade 6, so that the night lamp lighting function is realized, and the night lamp has extremely strong market competitiveness.

It is understood that the foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, but rather is to be accorded the full scope of all such modifications and equivalent structures, features and principles as set forth herein.

Claims

1. The utility model provides a but portable fan of stepless speed governing, its includes fan main part (1) that can produce wind, sets up in handle (2) of this fan main part (1) lower extreme, is used for providing battery (3) and PCB board (4) that are used for controlling fan main part (1) work, its characterized in that:

the PCB (4) is provided with a stepless speed regulating roller switch (41) for controlling the rotating speed of the fan main body (1), and one side of the stepless speed regulating roller switch (41) is exposed out of the handle (2) or the outer side surface of the fan main body (1); the handle (2) lower extreme is provided with lamp plate (5) and covers in lamp plate (5) outlying lamp shade (6), and the light that this lamp plate (5) sent shines out through this lamp shade (6).

2. The portable fan with stepless speed regulation according to claim 1, wherein: the fan main body (1) comprises a shell (11), an air outlet cover (12) arranged at the front end of the shell (11), an air inlet cover (13) arranged at the rear end of the shell (11), a motor (15) arranged in the shell (11) through a motor bracket (14) and fan blades (16) arranged on a rotating shaft of the motor (15), the handle (2) is arranged at the lower end of the shell (11), and the battery (3) and the PCB (4) are arranged in the handle (2).

3. The portable fan with stepless speed regulation according to claim 2, wherein: the shell (11) in still be provided with wind-guiding frame (17), this wind-guiding frame (17) sets up in air inlet cover (13) front end to be located motor support (14) and air-out cover (12) rear side, this wind-guiding frame (17) have middle little both ends are big and both ends are wind channel (171) that loudspeaker form, wind channel (171) intermediate position is arranged in to flabellum (16), air outlet (121) and air intake (131) of air inlet cover (13) of this wind channel (171) intercommunication air-out cover (12).

4. A portable fan with stepless speed regulation according to claim 3, wherein: the periphery of the air outlet cover (12) is provided with a plurality of air outlets (121) which are uniformly distributed according to the circumference, and the periphery of the motor bracket (14) is provided with a plurality of air guide openings (141) which are uniformly distributed according to the circumference and are in one-to-one correspondence with the air outlets (121), and the air guide openings (141) are in butt joint with the air duct (171).

5. The portable fan of claim 4, wherein: the air guide opening (141) gradually becomes smaller along the direction from the inlet to the outlet.

6. A portable fan with stepless speed regulation according to any one of claims 1-5, wherein: the handle (2) is provided with a control switch (42) and a display screen (43) for displaying gears, and the control switch (42) and the display screen (43) are electrically connected with the PCB (4).

7. A portable fan with stepless speed regulation according to any one of claims 1-5, wherein: the handle (2) comprises a front cover (21) and a rear cover (22) which are fastened in a front-back buckling manner, a clamping position (20) is formed between the butt joint positions of the lower ends of the front cover (21) and the rear cover (22), the lamp panel (5) is arranged in the clamping position (20), and LED lamp beads (51) of the lamp panel (5) face downwards.

8. A portable fan with stepless speed regulation according to any one of claims 1-5, wherein: the lower end of the handle (2) is provided with a clamping groove (201), the upper end of the lampshade (6) is provided with a back-off buckle (61), and the back-off buckle (61) is embedded into the clamping groove (201) and is buckled and fixed, so that the lampshade (6) is fixed at the lower end of the handle (2).

9. A portable fan with stepless speed regulation according to any one of claims 1-5, wherein: the portable fan is T-shaped as a whole.

10. The portable fan of claim 7, wherein: the handle (2) is provided with a charging interface (44) for charging the battery (3), and the charging interface (44) is electrically connected with the PCB (4).