WO2017079993A1

WO2017079993A1 - Compact portable misting fan

Info

Publication number: WO2017079993A1
Application number: PCT/CN2015/095261
Authority: WO
Inventors: 许文龙
Original assignee: 许文龙
Priority date: 2015-11-13
Filing date: 2015-11-23
Publication date: 2017-05-18
Also published as: CN205243886U

Abstract

A compact portable misting fan comprises: a fan casing; a fan blade; and a drive motor. The fan casing comprises a front casing (5) and a rear casing (6). The fan blade is installed inside the fan casing. The drive motor is connected to the fan blade. The misting fan further comprises a misting assembly. The misting assembly comprises: a water reservoir (1); a water supplying tube (2); and an atomizer. The water reservoir (1) is disposed at a top portion of the fan casing. An inlet end of the water supplying tube (2) is connected to the water reservoir (1), and an outlet end of the water supplying tube (2) is connected to the atomizer. Preferably, the atomizer is installed at a central area of the front casing (5). The compact portable misting fan can produce a cooling effect and has low noise, thereby improving comfort in an environment. Moreover, the compact portable misting fan having the above structure requires no other drive components to cause flowing of water in the water reservoir (1), and thus has a simple structure and saves energy.

Description

Spray portable fan

Technical field

The utility model relates to a small fan, in particular to a small fan with a spray function.

Background technique

Due to the small size of the small fan and the convenience of carrying it, it is favored by many people. However, in the hot summer, the small fan in the prior art can only blow out the hot air that is hard to heat, and the heat-reducing effect is very effective; The small fan does not have the effect of humidifying, and the human body is not comfortable.

Summary of the invention

In order to overcome the deficiencies of the prior art, it is an object of the present invention to provide a small fan having a spray function.

In order to solve the above problems, the technical solution adopted by the utility model is as follows: a spray type portable small fan, comprising a fan cover, a fan blade, a driving motor, the fan cover including a front cover and a rear cover, and the fan cover is installed at the bottom a handle portion, the fan blade is mounted in the fan cover, the drive motor is coupled to the fan blade, and further includes a spray assembly including a water tank, a water supply pipe, and a sprayer, wherein the water tank is disposed at the a top of the fan cover, an inlet end of the water supply pipe is connected to the water tank, an outlet end of the water supply pipe is connected to the sprayer, and the sprayer is mounted on a front side of the blade, preferably in a front cover The center of the area.

a spray-type portable small fan as described above, wherein the water tank has an arc-shaped cavity, and the two ends of the arc-shaped cavity are respectively connected with the water supply pipe, the water supply pipe is curved, and the water supply The water tank is disposed on the water tank, and the water tank is provided with a water injection port communicating with the arcuate cavity, and the water injection port is provided with a rubber plug matched thereto.

As described above, the spray-type portable small fan is further provided with a hook-shaped buckle on the lower surface of the fan rear cover, and the hook-shaped buckle mirror is disposed on both sides of the fan rear cover.

A spray-type portable small fan as described above, the spray head of which has an unobstructed opening.

In the spray type portable small fan as described above, the handle portion includes an upper handle and a lower handle, the fan cover is provided with a base, and a rear side of the top of the upper handle is connected to the base through a rotating shaft, and the upper handle portion Grooves are provided on both sides of the base, and the inner sides of the base are provided with a buckle matching the groove, and the bottom of the upper handle is connected to the top of the lower handle by a detachable snap structure.

a spray-type portable small fan as described above, wherein the upper handle is provided with a USB plug and a fan control circuit, and the USB plug is electrically connected to the drive motor through the fan control circuit; There is a USB socket that is mated with the USB plug and a power supply device, and the power supply device is electrically connected to the USB socket through a power supply circuit.

The spray type portable small fan as described above, the buckle structure includes buttons disposed on the left and right sides of the lower handle, a hook plate, a compression spring and a baffle, the button being disposed in the lower handle, the outer end of the button being exposed to the lower handle, the hook plate being fixed on the inner side of the button, the inner side of the button The compression spring is further disposed, and the lower handle is provided with a baffle for causing the compression spring to generate a force point;

The upper end of the hook plate is provided with a hook, and the upper handle is provided with a card for hooking the hook, and the direction of expansion and contraction of the compression spring is hooked and detached from the hook plate. The direction is the same.

As described above, the spray type portable small fan is provided with a Mini USB interface, the Mini USB interface is electrically connected to the fan control circuit; and the lower handle is further provided with a Mini USB charging port. The Mini USB charging port is electrically connected to the power supply device.

a spray-type portable small fan as described above, wherein the handle portion is provided with an elastic metal strip, and the elastic metal strip comprises a short side and a long side which are connected in a double "L" shape, the short side and the upper side The two sides of the handle are rotatably connected, and the long side extends toward the lower handle.

A spray type portable small fan according to any of the preceding claims, wherein an air circulation space is formed between a bottom of the water tank and the rear cover.

Compared with the prior art, the utility model has the beneficial effects of injecting water into the water tank. Since the water tank is disposed at the top of the fan cover, the water flows along the water supply pipe to the atomizer under the action of gravity, and the water is atomized by the sprayer. The wind generated by the leaves blows out the water mist and emits it in the air, which has the effect of reducing heat and noise, and improves the comfort of the environment. Moreover, the small fan of the structure does not need to use other driving components in the flow of water in the water tank, and has a simple structure and saves energy.

DRAWINGS

Figure 1 is a schematic view of the utility model;

Figure 2 is a schematic rear view of the utility model;

Figure 3 is a schematic view showing the folding of the handle portion of the present invention;

Figure 4 is a schematic view of the spray assembly of the present invention;

Figure 5 is a schematic view of the handle portion of the present invention;

Figure 6 is a schematic view showing the internal structure of the handle portion of the present invention;

Figure 7 is a partial schematic view of a portion A of Figure 6;

Figure 8 is a schematic view of a utility model provided with an elastic metal strip;

The logo in the figure is as follows:

1, water tank; 2, water supply pipe; 3, opening; 4, handle part; 5, front cover; 6, rear cover; 7, circulation space; 8, elastic metal strip; 10, curved cavity; 11, water injection port; 12, rubber plug; 40, upper handle; 41, lower handle; 42, power supply device; 43, button; 44, hook plate; 45, hook; 46, compression spring; 47, baffle; 48, card board.

detailed description

The present invention will be further described in detail below in conjunction with the drawings and specific embodiments.

As shown in FIG. 1-8, a spray type portable small fan includes a fan cover, a fan blade, and a driving motor. The fan cover includes a front cover 5 and a rear cover 6. The fan blade is installed in the fan cover, and the motor and the blade are driven. The connection further includes a spray assembly including a water tank 1, a water supply pipe 2, a sprayer, a water tank 1 disposed at a top of the fan cover, an inlet end of the water supply pipe 2 connected to the water tank 1, and an outlet end of the water supply pipe 2 connected to the sprayer, the sprayer Mounted on the front side of the blade, preferably at the center of the front cover 5. The water is injected into the water tank 1. Since the water tank 1 is disposed at the top of the fan cover, the water flows along the water supply pipe 2 to the atomizer under the action of gravity, and the water is atomized by the sprayer, and the wind generated by the fan leaves the water mist to be emitted in the air. The utility model has the effects of reducing heat and reducing noise, wherein the flow of water does not need to adopt other driving components, and the structure is simple and energy is saved.

The bottom of the water tank and the fan rear cover 6 form an air circulation space 7 which does not block the air, so that more air enters the fan to enhance the air volume of the fan; the water supply pipe is arranged on the left and right sides of the water tank according to the gravity principle, and the curved shape thereof Maintaining the same appearance as the front cover 5, which is aesthetically pleasing; an open, unobstructed opening 3 is provided around the nozzle of the sprayer, and an unobstructed opening means that there is no structural block on the fan in front of the opening (ie, the direction in which the spray is ejected) An unobstructed opening 3 prevents the sprayed water mist from condensing into a mass under the action of the barrier, which is not volatile.

The water tank 1 is provided with a water injection port 11, and the water injection port 11 is preferably disposed at the arc top position of the water tank 1, and the water injection port 11 is provided with a rubber stopper 12 matched thereto. The water tank 1 is provided with an arcuate cavity 10, and both ends of the arcuate cavity 10 are bent downward, which is in conformity with the contour of the top of the fan cover, and the two ends of the arcuate cavity 10 are respectively connected to the water supply pipe 2. The water supply pipe 2 is curved, and the water supply pipe 2 is disposed on the front cover. A fan-shaped support bar is generally arranged on the front cover of the fan, and the water supply pipe 2 is arranged in an arc shape matched thereto, and the overall structure and appearance of the front cover are more coordinated.

The handle portion 4 is mounted on the bottom of the fan cover. The handle portion 4 includes an upper handle 40 and a lower handle 41. The rear side of the top of the upper handle 40 is coupled to the fan cover through a rotating shaft, and the bottom of the upper handle 40 is passed through a detachable snap structure. It is connected to the top of the lower handle 41. As shown in Fig. 2, the entire handle portion 4 is rotated along the joint of the upper handle 40 and the bottom of the fan cover until the handle portion 4 is folded over the rear side of the fan cover to facilitate the use of the small fan on the table. The bottom of the fan cover is provided with a base, and the bottom surface of the base is provided with an anti-slip pad, and the top surface of the upper handle 40 is also provided with a non-slip pad, and the two supporting positions of the base and the top surface of the upper handle 40 form a triangular flat anti-slip fixing device. At the same time, the small fan has also become easy to collect.

The buckle structure includes a button 43 disposed on the left and right sides of the lower handle 41, a hook plate 44, a compression spring 46 and a baffle 47. The button 43 is disposed in the lower handle 41, and the outer end of the button 43 is exposed to the lower handle 41, and the hook plate 44 is fixed on the inner side of the button 43, the inner side of the button 43 is further provided with a compression spring 46, and the lower handle 41 is provided with a baffle 47 for causing the compression spring 46 to generate a force point; the upper end of the hook plate 44 is provided with a hook 45, The handle 40 is provided with a card 48 for hooking 45, and the compression spring 46 is telescopic The direction is the same as the hook 45 and the card board 48 are hooked and disengaged. When the button 43 is pressed, the compression spring 46 is contracted, the hook 45 is disengaged from the card 48, and the connection force between the upper handle 40 and the lower handle 41 is lost, thereby separating the two; otherwise, the compression spring 46 is extended and reset, and the hook 45 is The card board 48 is hooked, and the upper handle 40 and the lower handle 41 are connected and fixed.

A USB plug and a fan control circuit are disposed in the upper handle 40. The USB plug is electrically connected to the driving motor through a fan control circuit. The lower handle 41 is provided with a USB socket matched with the USB plug and a power supply device 42. The power supply device 42 passes The power circuit is electrically connected to the USB socket. The USB plug is plugged into the USB jack so that the power supply unit 42 provides power support to the drive motor through the fan control circuit.

The upper handle 40 is provided with a Mini USB interface, and the Mini USB interface is electrically connected to the fan control circuit. Through this interface, the fan can be connected to the host computer via the data cable, making the small fan more applicable. The lower handle 41 is provided with a Mini USB charging port, and the Mini USB charging port is electrically connected to the power supply device 42. Through the charging port, the power supply device 42 can be charged.

The handle portion 4 is provided with an elastic metal strip 8 which includes short sides and long sides which are connected in a double "L" shape, the short sides are rotatably connected to both sides of the upper handle 40, and the long side ends are downwardly oriented 41 extend. The small fan is fixed to the holder by lifting the long side of the elastic metal strip and sandwiching the holder between the elastic metal strip and the handle portion 4. The elastic metal strip is formed at an angle with the handle portion 4, and after being formed into an angle, it can be clamped to the clamping body of different sizes, so as to achieve the use of multi-purpose clamping, and when the clamping function is not required, the elasticity The metal strip can be removed.

Two hook-shaped buckle mirrors are placed on both sides behind the fan cover. The hook-shaped buckle is used to hook the ribs. After the hook-shaped buckle is set, the V-port compatible umbrella can be used, and the V-shaped buckles on the left and right sides are used. The buckles on both sides can make the fan hang from the umbrella supporting the umbrella. The bone, while the V-port is designed to achieve a compatible suspension of the size of the umbrella.

The wind page consists of a 3-page large fan blade and a 3-page small fan page. The 3-page large fan blade and the 3-page small fan page are arranged 360° evenly, and the 3-page large fan blade and the 3-page small fan blade are spaced apart. The fan blade can achieve the effect of energy saving balance. The purpose of spacing three small fan blades is to increase the fan air volume without affecting the balance energy saving.

The above embodiments are merely preferred embodiments of the present invention, and the scope of protection of the present invention is not limited thereto, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention belong to The scope of the claimed invention.

Claims

A spray type portable small fan includes a fan cover, a fan blade, a driving motor, the fan cover includes a front cover and a rear cover, a handle portion is mounted on the bottom of the fan cover, and the fan blade is installed in the fan cover The drive motor is coupled to the fan blade, and further includes a spray assembly including a water tank, a water supply pipe, and a sprayer, the water tank being disposed at a top of the fan cover, the water supply pipe An inlet end is coupled to the water tank, an outlet end of the water supply pipe is coupled to the sprayer, and the sprayer is mounted to a front side of the fan blade.
The spray-type portable small fan according to claim 1, wherein the water tank is provided with an arc-shaped cavity, and the two ends of the arc-shaped cavity are respectively connected with the water supply pipe, and the water supply pipe is The water supply pipe is disposed on the front cover, and the water tank is provided with a water injection port communicating with the arcuate cavity, and the water injection port is provided with a rubber plug matched thereto.
The spray-type portable small fan according to claim 1, wherein the lower surface of the fan rear cover is further provided with a hook-shaped buckle, and the hook-shaped buckle mirror is disposed on both sides of the fan rear cover.
A spray-type portable small fan according to claim 1, wherein the spray head of the sprayer has an unobstructed opening.
A spray type portable small fan according to claim 1, wherein said handle portion includes an upper handle and a lower handle, said fan cover is provided with a base, and a rear side of said upper top of said upper handle passes said shaft and said a base is connected, and two sides of the upper handle are provided with a groove, and two inner sides of the base are provided with a buckle matched with the groove, and the bottom of the upper handle passes through the detachable snap structure and the lower handle The top of the connection.
The spray portable small fan according to claim 5, wherein a USB plug and a fan control circuit are disposed in the upper handle, and the USB plug is electrically connected to the driving motor through the fan control circuit; A USB socket matched with the USB plug and a power supply device are disposed in the lower handle, and the power supply device is electrically connected to the USB socket through a power supply circuit.
The spray type portable small fan according to claim 5, wherein the buckle structure comprises a button, a hook plate, a compression spring and a baffle disposed on the left and right sides of the lower handle, and the button is disposed at the In the handle, the outer end of the button is exposed to the lower handle, the hook plate is fixed on the inner side of the button, and the inner side of the button is further provided with the compression spring, and the lower handle is provided with a baffle for causing the compression spring to generate a force point;

The upper end of the hook plate is provided with a hook, and the upper handle is provided with a card for hooking the hook, and the direction of expansion and contraction of the compression spring is hooked and detached from the hook plate. The direction is the same.
The spray-type portable small fan according to claim 5, wherein the upper handle is provided with a Mini USB interface, and the Mini USB interface is electrically connected to the fan control circuit; The Mini USB charging port is electrically connected to the power supply device.
A spray type portable small fan according to claim 5, wherein said handle portion is provided with an elastic metal strip. The elastic metal strip includes a short side and a long side joined in a double "L" shape, the short side being rotatably coupled to both sides of the upper handle, the long side extending toward the lower handle.
A spray-type portable small fan according to any one of claims 1 to 9, wherein an air circulation space is formed between a bottom of the water tank and the rear cover.