WO2015024195A1

WO2015024195A1 - Fan

Info

Publication number: WO2015024195A1
Application number: PCT/CN2013/081870
Authority: WO
Inventors: 樊书印
Original assignee: Fan Shuyin
Priority date: 2013-08-19
Filing date: 2013-08-20
Publication date: 2015-02-26
Also published as: CN103410765A

Abstract

Disclosed is a fan, comprising a housing, a water spray device (1) used for spraying mist, and a fan blade (4); the nozzle (11) of the water spray device is located on the lower part of the fan blade (4), and the fan blade (4) and the nozzle (11) are both located on the outside of the housing. the fan blade (4) of the fan and the nozzle (11) on the water spray device are arranged on the outside of the housing, such that when not obstructed by the housing, the fan blade (4) of the housing has increased air volume and blowing area as compared to when there is obstruction by the housing; the water injection device (1) at the lower part of the fan blade blows the mist forward along with the fan blade (4) by means of compressing the mist sprayed out of the nozzle (11), enabling the user to feel cooler; furthermore, since the nozzle (11) is disposed on the outside of the housing, the mist sprayed from the nozzle (11) does not flow into the interior of the housing as a result of obstruction by the housing.

Description

a fan

[Technical Field]

The present invention relates to the field of household appliances, and more particularly to a fan. 【Background technique】

Fans usually have two kinds of ceiling fans and floor fans. In order to facilitate people's use and carrying, there are miniature fans. No matter which kind of fan is used to rotate the air through the blades, the wind is generated, but the wind still follows the air. The same temperature will not give the user a cool feeling.

I have designed a fan which is small in volume and is a micro fan. The fan includes a water spray device. The water spray device includes a water spray device and a water tank for storing liquid in communication with the water spray device. The nozzle of the water spray device can spray the mist from the nozzle, and the nozzle of the water spray device is located at one side of the motor, that is, one side of the fan blade, and is located in the lower part of the fan blade, so that when the motor rotates When the water spray device is pressed, the mist sprayed from the spray head is blown in the direction of the wind as the blade rotates, and the user feels cooler when in use. The fan blade is disposed inside the casing of the fan, and the water spray device is also disposed inside the casing; the casing is provided with a through hole at a nozzle portion corresponding to the blade and the water spray device, and a protection net or protection is disposed at the through hole In order to prevent the blade from hurting the user. This program is not public.

However, since the fan blade and the nozzle are disposed in the casing, the casing is provided with a protection net corresponding to the blade and the nozzle, and the fan is a micro fan, and the volume is small, so that the protection net affects the size and area of the fan blade and the influence thereof. How much mist is sprayed from the nozzle. This will affect the user's use and cause inconvenience to the user.

[Summary of the Invention]

The technical problem to be solved by the present invention is to provide a fan which has no influence on the blade and the nozzle and which has less influence on the blade.

The object of the present invention is achieved by the following technical solutions: A fan includes a casing, a water spray device for spraying mist water, and a fan blade, and a nozzle of the water spray device is located at a lower portion of the blade. Said Both the fan blade and the spray head are located outside of the housing.

Preferably, the fan blade is a foam material. The foam material is soft and the user will not be hurt even when the blade is turned; the foam is light in weight and can reduce the power.

Preferably, the blade is fixed by a fixing member, and the fixing member has a first slot that cooperates with a motor output shaft. The fixing member fixes the blade, and together with the blade, cooperates with the output end of the first slot and the motor, and is closely matched, so that when the motor rotates, the fixing member is rotated, thereby driving the blade to rotate, thereby The fan area of the fan can be increased and the air volume can be increased.

Preferably, the fan blade is located between the upper cover and the lower cover of the fixing member. The fixing piece fixes the blade tightly and firmly through the upper cover and the lower cover to ensure the normal operation of the blade.

Preferably, the upper cover has an arc shape as a whole, and the middle of the blade is placed in the recess of the arc structure. The upper cover is arranged in an arc structure, on the one hand, when the blade rotates, the upper cover of the fixing member can be reduced from the wind resistance; on the other hand, the middle portion of the blade is placed in the recess to facilitate maintaining the shape and structure of the blade, and preventing The blade is deformed.

Preferably, the upper cover is provided with an opening for placing the blade, and the lower cover is provided with a protrusion that fits the opening and presses the blade. This arrangement not only maintains the shape and structure of the blade, but also fixes the blade.

Preferably, the number of the blades is two. This is a specific way of setting the fan blades. Since the fan housing has a rectangular structure as a whole, two blades with a center-symmetric axis are provided so that the two blades of the blade are located in the casing when the blades are not rotated. Just above, it is easy to place and carry.

Preferably, a middle portion of the upper cover is provided with a second fixing post having a second slot in the middle; a middle portion of the lower cover is provided with a first portion of the first slot for inserting into the second slot a fixing column; a central portion of the blade is provided with a through hole for avoiding the first fixing column. This is a way for the upper and lower covers to cooperate with the output end of the motor. It is convenient to arrange the first slot on the lower cover and the motor output end, and the fit is tight.

Preferably, the top of the first fixing column is chamfered. Set the chamfer to facilitate the insertion of the first fixed post Inside the second slot.

Preferably, the blade is sleeved on the second fixing post along the through hole, and the diameter of the through hole is smaller than the diameter of the second fixing column. In this way, when the blade is sleeved on the second fixing column, the blade has a pressing effect on the second fixing column, thereby further increasing the firmness of the blade fixing.

In the invention, since the fan blade of the fan and the nozzle on the water spraying device are disposed outside the casing, the fan blade is not blocked by the casing, and the air volume and the air blowing area are increased when the working block is blocked compared with the casing. The water spray device at the lower part of the fan blade is sprayed with the mist and the fan blade is blown forward with the wind direction to make the user feel cooler; and since the spray head is disposed outside the casing, the nozzle is discharged from the nozzle The sprayed mist does not flow into the interior of the casing due to the blockage of the casing.

[Description of the Drawings]

1 is an overall structural view of a fan according to an embodiment of the present invention;

Figure 2 (a) is a view of the lower cover according to the embodiment of the present invention;

Figure 2 (b) is another view of the lower cover according to the embodiment of the present invention;

3 is a schematic structural view of an upper cover according to an embodiment of the present invention;

4 is a schematic structural view of a blade according to an embodiment of the present invention;

Fig. 5 is a schematic view of a water spray device according to an embodiment of the present invention.

Among them: 1, water spray device; 11, nozzle; 111, bump; 112, slot; 113, stiffener; 12, spray pipe; 121, stop; 13, water suction hose; 14, handle; Upper cover; 21, recess; 22, opening; 23, second fixed column; 24, second slot; 3, lower cover; 30, fixing member; 31, first slot; 32, first fixed column; , bumps; 4, fan blades; 41, through holes; 42, blades; 5, closed cover; 6, hanging holes.

【detailed description】

The invention will now be further described with reference to the drawings and preferred embodiments.

The invention discloses a fan, as shown in FIG. 1 to FIG. 5, comprising a casing and a water spray for spraying mist water. The device 1 and the fan blade 4, the spray head 11 of the water spray device 1 is located at a lower portion of the blade 4, and the blade 4 and the spray head 11 are both located outside the casing. In the present invention, since the fan blade 4 of the fan and the spray head 11 of the water spray device 1 are disposed outside the casing, the blade 4 is not blocked by the casing, and the air volume is increased when the casing is blocked compared with the casing. Increasing the air blowing area, the water spray device 1 at the lower portion of the blade 4 is blown by the spray nozzle 11 and the fan blade 4 is blown forward with the wind direction, so that the user feels cooler; Outside the casing, the mist sprayed from the head 11 does not flow into the casing due to the blockage of the casing.

As shown in FIG. 1, the housing is provided with a through hole for placing the head 11 at a lower portion of the blade 4, and the mist generated by the water spray device 1 flows from the through hole with the wind generated by the rotation of the blade 4. Blowing on the user, knowing by physical principles, the liquid evaporates and absorbs heat, which gives the user a cool feeling. 5, the water spray device 1 includes a spray pipe 12, the spray head 11 sleeved on the top of the spray pipe 12, and a water suction hose 13 partially embedded in the bottom hole of the spray pipe 12, and the spray head 11 is conveniently arranged. The bump 111 pressed by the user with the finger presses the head 11 by the bump 111, and the spring in the spray pipe 12 contracts to eject the mist. The top of the nozzle 11 has a handle 14 matched thereto. The handle 14 has two walls for clamping the two protrusions 111 on both sides of the nozzle 11, and the handle 14 is convenient for the user to press. And the housing is provided with two circular grooves for placing the pin 14 of the handle 14, which facilitates the rotation of the handle 14. There are also two limiting slots for the projections 111 in the housing, so that the projections 111 move in the limiting slots when the handle 14 is pressed, thereby preventing the water spray device 1 from being damaged. The housing is provided with a hanging hole 6 for engaging with the lanyard, so that it is convenient to carry and use.

In the embodiment, the protrusion 111 is provided with a slot 112 for reducing the weight; and a reinforcing plate 113 is provided at the slot 112 to increase the strength of the protrusion 111.

The casing of the present invention comprises a front casing and a rear casing fixed by heat fusion, and the heat fusion fixing is firm and compact. The water absorbing hose 13 is placed in the first groove in the front casing, and the rear casing is provided with a second groove matched with the first groove. When the front shell and the rear shell are fixedly fixed, the first groove and the second groove are formed. In the water tank for storing the liquid, the water suction hose 13 is placed in the water tank, and the water spray device 1 can continuously spray the mist. The water tank portion is provided with a liquid injection hole for injecting a liquid, and the liquid injection hole is closed by a closing cover 5, thereby facilitating leakage of liquid. The side wall of the water tank is provided with a through hole that cooperates with the water spray device 1, and the front and rear shells are at the side wall of the water tank A water tank opening corresponding to the water spray device 1 is respectively provided, so that the through hole is formed for limiting the water spray device 1, and the water spray pipe of the water spray device 1 is arranged at the limit position to prevent leakage of liquid. 12 is sleeved with a pad, a recess is arranged around the pad, the side wall of the water tank is placed in the recess, and the recess is a circular ring structure, the water tank opening is a semi-circular structure, and the current shell and the rear shell are fixed together when two The side wall of the tank with a semi-circular arc structure clamps the mat to prevent leakage of liquid. The mat is a soft rubber material, so that it shrinks when it is squeezed, deforms, and is not easily damaged, and also protects the water spout 12; in addition, the water leakage prevention effect is better. The water spray device 1 is stuck at the side wall of the water tank. The water pipe 12 is provided with a stopper 121, and the gasket is sleeved on the water pipe 12 to closely contact the stopper 121 to prevent the pad from coming off.

In this embodiment, a bottom portion of the first groove is provided with a card member for supporting the water spray device 1, the card member includes a support plate for supporting the water spray pipe 12, and a top portion of the support plate is provided for the placement The arcuate opening of the sprinkler pipe 12 is described. The support plate can support the water spray pipe 12, and the water spray pipe 12 is restricted by two points. The spray water pipe 12 is placed at the curved opening, and the curved opening is suitable for the spray water pipe 12 to prevent the spray pipe 12 from being damaged. Moreover, when the current shell 2 and the rear shell are fixed together, the arcuate opening on the front shell and the arcuate opening on the rear shell cooperate to limit the water spout pipe 12 between the two arcuate openings, thereby aligning the water spout 12 Both the limit and the fixing effect are better.

The card member further includes a reinforcing column disposed on two sides of the support plate, which can increase the firmness of the support plate, the reinforcing column is a cylindrical structure; and the reinforcing column root portion is provided with a reinforcing rib, which can further increase the strength thereof. The number of reinforcing ribs is two, and the relative arrangement, the structure of the rib is a right-angled trapezoid, and the long straight corner is in contact with the reinforcing column, so that the strength of the supporting plate can be increased. Of course, you can also set other numbers of reinforcing ribs, such as one, three, etc.; you can also set the ribs to other structures, such as strip structures. In contrast, the ribs with a right-angled trapezoidal structure can increase the strength of the roots more, which makes the effect better.

In this embodiment, the blade 4 is a foam material. Since the blade 4 is fixed on the outside of the casing, the user can easily touch it, and the foam material is soft in texture, and the user encounters even when the blade 4 rotates. It will not be harmed; and the foam is light in weight, which can reduce the power.

As shown in FIG. 1, a through hole for placing a motor output shaft is disposed on the housing, and the blade 4 of the embodiment is Fixed by a fixing member 30, the fixing member 30 is coupled with the motor output shaft. Specifically, in conjunction with FIG. 2(b), the fixing member 30 has a first slot 31 for engaging with the motor output shaft, and the first slot 31 is closely matched to the motor output shaft. The fixing member 30 fixes the blade 4, and together with the blade 4, the first slot 31 is arranged to cooperate with the output end of the motor, and is closely matched, so as to rotate the fixing member 30 when the motor rotates, thereby driving the fan. The blade 4 is rotated to increase the blowing area of the fan and increase the air volume compared to the blade 4 provided in the casing.

As shown in Fig. 1 to Fig. 4, the fixing member 30 fixes the fan blade 4 as follows:

The fixing member 30 includes an upper cover 2 and a lower cover 3. The blade 4 is fixed between the upper cover 2 and the lower cover 3. As shown in FIG. 3, the upper cover 2 has an arc-shaped structure as a whole. 2 A central portion is provided with a recess 21 of a curved structure, and the middle portion of the blade 4 is placed in the recess 21 of the curved structure. The upper cover 2 is arranged in an arc structure, and on the one hand, when the blade 4 rotates, the upper cover 2 of the fixing member 30 can be reduced in resistance to wind; on the other hand, the middle portion of the blade 4 is placed in the recess 21 to facilitate the maintenance of the blade. 4 shape, structure, to prevent deformation of the blade 4. In order to shape the blade 4, the upper cover 2 is provided with an opening 22 for placing the blade 4 of the blade 4, and in conjunction with FIG. 2(a), the lower cover 3 is provided to fit the opening 22 and press the same The projection 33 of the blade 42 is arranged such that not only the shape and structure of the blade 4 but also the blade 4 is fixed. The number of the blades 42 is two, which is a specific way of arranging the blades 4. Since the casing of the fan has a rectangular structure as a whole, two blades 42 with a center of symmetry are disposed on the blade 4 When rotated, the two blades 42 of the blade 4 are positioned directly above the housing, which facilitates placement and carrying.

The first slot 31 is disposed at a middle portion of the lower cover 3. Specifically, the lower cover 3 is provided with a first fixing post 32 at a middle portion thereof, and the first slot 31 is disposed at a middle portion of the first fixing post 32; There is a second fixing post 23, and a second slot 24 is defined in the middle of the second fixing post 23. The first fixing post 32 is inserted into the second slot 24. Moreover, the first fixing post 32 and the second slot are closely fitted. Since the blade 4 is fixed between the upper cover 2 and the lower cover 3, the middle portion of the blade 4 is provided with a through hole 41 for avoiding the first fixing post 32. The fan blade 4 is sleeved on the second fixing post 23 along the through hole 41. The diameter of the through hole 41 is smaller than the diameter of the second fixing post 23, and the sleeve 4 is pressed against the second fixing post 23, so that Further increase the firmness of the blade 4 fixation. In this embodiment, the top of the first fixing post 32 is chamfered, and the chamfering is provided to facilitate the insertion of the first fixing post 32 into the second slot 24.

In this embodiment, the first slot may be replaced with a first through hole, and the second slot may be replaced with a second through hole. Can have the same effect.

The present invention can also provide a first slot on the upper cover for mating with the motor output end.

In the present embodiment, the liquid of the present invention is water, and perfume, toilet water or the like may be added to the water. Therefore, when the liquid is blown to the user with the wind of the fan, not only can the feeling of coolness be felt, but also the fragrance can be scented, giving a sense of enjoyment.

In the embodiment, the upper cover 2 and the lower cover 3 are fixed by heat fusion after the first fixing post 32 is inserted into the second slot 24, and the heat fusion fixing is firm.

The above is a further detailed description of the present invention in conjunction with the specific preferred embodiments. It is not intended that the specific embodiments of the invention are limited to the description. It will be apparent to those skilled in the art that the present invention can be made without departing from the spirit and scope of the invention.

Claims

Rights request

1. A fan, characterized in that it includes a housing, a water spray device for spraying mist, and a fan blade. The nozzle of the water spray device is located at the lower part of the fan blade. The fan blade and the fan blade The nozzles are located outside the housing.

2. The fan according to claim 1, characterized in that the fan blades are made of foam material.

3. The fan according to claim 1 or 2, wherein the fan blade is fixed by a fixing member, and the fixing member has a first slot that matches the motor output shaft.

4. The fan according to claim 3, wherein the fan blade is located between the upper cover and the lower cover of the fixing member.

5. The fan according to claim 4, wherein the upper cover has an arc-shaped structure as a whole, and the middle part of the fan blade is placed in the depression of the arc-shaped structure of the upper cover.

6. The fan according to claim 4, wherein the upper cover is provided with an opening for placing the fan blades, and the lower cover is provided with a bump that matches the opening and presses the blades. .

7. The fan according to claim 6, wherein the number of blades is two.

8. The fan according to claim 4, characterized in that: the upper cover is provided with a second fixing post in the middle and has a second slot in the middle; and the lower cover is provided in the middle with the first slot in the middle. A first fixing post for inserting into the second slot; a through hole is provided in the middle of the fan blade to avoid the first fixing post.

9. The fan according to claim 8, wherein the top of the first fixing column is provided with a chamfer.

10. The fan according to claim 8, wherein the fan blade is sleeved on the second fixing post along the through hole, and the diameter of the first through hole is smaller than the second fixing post. diameter of.