KR101803231B1 - Environment-friendly fan for fine dust - Google Patents

Abstract

The present invention relates to an environment-friendly fan to prevent fine dust. According to the present invention, the environment-friendly fan to prevent fine dust comprises: a motor; a rear side protective net on which the motor is mounted; a front side protective net detachably combined with a front side of the rear side protective net; and a blower fan placed in between the front side protective net and the rear side protective net to be combined with a shaft of the motor. The blower fan comprises: a hub combined with a shaft of the motor; and a plurality of wings formed on the outer circumferential surface of the hub. The hub has a combination unit which combines the wings with the outer circumferential surface. The wings are made of plate materials with air-permeability placed on a front surface and a rear surface at a distance to have a space inside. There formed is an insertion unit into which the combination unit is inserted. A screw is fastened with the combination unit by penetrating the insertion unit of the wings. Accordingly, the present invention is able to reduce dust in the air by fine blow holes formed on hanji (traditional Korean paper) or hemp cloth, to remove odor and germs in the air by using a filter member made of charcoal or porous metal, and to easily replace the wings, which are detachable from the hub, thereby always keeping a clean condition and improving air purifying capacity.

Description

{ENVIRONMENT-FRIENDLY FAN FOR FINE DUST}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electric fan, and more particularly, to an eco-friendly fan for preventing fine dust, which comprises a fan or fan made of natural materials such as Hanji, hemp, or woven fabric.

Generally, a fan is a device that provides a user with coolness by blowing air by forcibly rotating the fan at a high speed as is well known. Most of the fans for such fans are made of plastic or metal plates, and winds are generated as the fans for the fans are rotated.

However, when the plastic material or the metallic material fan rotates at a high speed, friction occurs with the air to generate static electricity, and dust in the air sticks to the surface of the fan due to such static electricity, thereby contaminating the fan and causing discomfort. Static electricity and dust caused by the friction are released into the room as it is, and the room air is again polluted, and the health of the human body is impaired.

In addition, when manufacturing a fan for a fan using a plastic material or a metal material, various chemicals are used, and when it is discarded, it does not rot easily, thereby causing environmental pollution. Generally, It is a device that provides coolness to the user by forced air blowing. Most of the fans for such fans are made of plastic or metal plates, and winds are generated as the fans for the fans are rotated.

However, when the plastic material or the metallic material fan rotates at a high speed, friction occurs with the air to generate static electricity, and dust in the air sticks to the surface of the fan due to such static electricity, thereby contaminating the fan and causing discomfort. Static electricity and dust caused by the friction are released into the room as it is, and the room air is again polluted, and the health of the human body is impaired.

Furthermore, when manufacturing a fan for a fan using a plastic material or a metal material, various chemical substances are used, and even when disposing, they do not easily decay, causing environmental pollution.

Accordingly, the present inventor has filed and filed a Korean patent No. 10-1382653 entitled "Fan for Fan. &Quot;

The present invention is to improve the above-mentioned pre-registered patent No. 10-1382653 of the present inventor, and it is possible to easily change the blades constituting the fan, to dissipate the silver nano photocatalyst component in the blowing process, , And a fragrance can be emitted, thereby providing an environmentally friendly fan for preventing fine dust which can help clean the room.

According to an embodiment of the present invention, there is provided an electric motor comprising: a motor; a rear side protection net to which the motor is mounted; a front side protection net detachably coupled to the front side of the rear side protection net; Wherein the blowing fan includes a hub coupled to a shaft of the motor and a plurality of blades formed on an outer circumferential surface of the hub, wherein the hub has a coupling portion for coupling wings on an outer circumferential surface thereof, The wings are spaced apart from the front and back so as to have a space inside And a fan which is formed of a plate material made of a material having air permeability and has a fitting portion into which the coupling portion is inserted and which is threaded through the fitting portion of the blade and fastened to the coupling portion.

The side walls of the vanes are connected to the front and rear plate members, and are in contact with air, and are formed of a porous carbon net or a porous metal mesh.

And a silver nano photocatalyst is coated on the rear surface of the wing to form a photocatalyst layer.

The blade may be formed of a sheet material made of any one of a fabric material having fine air permeability, nylon, Korean paper or hemp.

A light emitting member is coupled to the rear protective net so as to correspond to a rear surface of the vane, and the light emitting member is provided with an LED for emitting light for emitting a photocatalyst.

And a cover member detachably coupled to the front protective net, wherein the cover member is formed with a porous carbon net or a porous metal net.

And a fragrance storage unit to be fitted into the cover member, wherein the fragrance storage unit has a metal mesh, a porous filter, and a fragrance therein.

According to the present invention, it is possible to reduce dust in the air by fine pores formed in a blade or a hemp and by using a filter member made of charcoal or a metal mesh, it is possible to remove odors and bacteria in the air, It is possible to maintain the clean state at any time, thereby improving the air cleaning ability.

1 is an exploded perspective view showing an environmentally friendly fan for preventing fine dust according to an embodiment of the present invention,
2 is an exploded perspective view showing a 'blowing fan' of an eco-friendly fan for preventing fine dust according to an embodiment of the present invention;
3 is a perspective view illustrating an environmentally friendly fan for preventing fine dust according to an embodiment of the present invention,
FIG. 4 is a sectional view showing a 'fragrance storage unit' of an environmentally friendly fan for preventing fine dust according to an embodiment of the present invention;
5 is an exploded perspective view showing a 'light emitting member' of an environmentally friendly fan for preventing fine dust according to an embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Before describing the present invention, it is to be understood that the following terms are defined in consideration of the functions of the present invention, and that they should be construed in accordance with the technical idea of the present invention and interpreted in a general sense or commonly understood in the technical field.

In the following description, well-known functions or constructions are not described in detail to avoid obscuring the subject matter of the present invention.

Here, the attached drawings are exaggerated or simplified in order to facilitate understanding and clarification of the structure and operation of the technology, and the components do not exactly coincide with actual sizes.

FIG. 2 is an exploded perspective view showing a blowing fan of an eco-friendly fan for preventing fine dust according to an embodiment of the present invention; FIG. 4 is a cross-sectional view showing a 'fragrance storage portion' of an environmentally friendly fan for preventing fine dust according to an embodiment of the present invention, and FIG. 5 is a cross- Is an exploded perspective view showing a 'light emitting member' of an eco-friendly fan for preventing fine dust according to an embodiment of the present invention.

1 to 5, an eco-friendly fan for preventing fine dust according to an embodiment of the present invention includes a motor 100, a rear protective net 220 on which the motor 100 is mounted, And a blowing fan 300 disposed between the front protective net 260 and the rear protective net 220 and coupled to the shaft of the motor 100. The air- .

The motor 100 is coupled to the motor case and the motor case is hinged to the motor case so that the angle can be adjusted. A pedestal (not shown) is formed at the lower part of the pedestal 140, Respectively. Since the pedestal is a known technique, a detailed description thereof will be omitted.

The blowing fan 300 includes a hub 320 coupled to the shaft of the motor 100 and a plurality of blades 340 formed on the outer circumferential surface of the hub 320.

The hub 320 is cylindrical in shape and has a through hole through which the axis of the motor 100 passes, and a coupling portion 322 for coupling the blade 340 to the outer circumferential surface.

The number of the engaging portions 322 is three or four in proportion to the number of the blades 340.

The wing 340 is made of a material having air permeability and is composed of a plate material 342 spaced apart from the front and rear surfaces so as to have a space therein and the fitting portion 322 of the hub 320 is inserted, (344) are formed.

The wing 340 may be a wire having a small diameter to form a skeleton, a frame (not shown) forming a wing-like skeleton using a bark or a bamboo cutter, The plate member 342 is formed to have a predetermined area on the front and rear surfaces, and a space can be formed therein.
Referring to FIG. 1, the rear surface is a direction toward the motor 100, and the front surface is a direction toward the front protective net 260.

Preferably, the frame is in the shape of a bamboo fan, and the plate material 342 can be made of paper or paper with air permeability.

In addition, the vanes 340 may be formed of a plate material 342 made of a material having a fine air permeability, nylon material, Korean paper, or hemp.

The wing 340 passes through the fitting portion 344 and the screw 346 can be fastened and fixed to the coupling portion 322 of the hub 320. A reinforcing plate may be formed at a portion where the screw 346 is fastened.

Accordingly, when the screw 346 is removed, the blade 340 can be separated from the hub 320. Therefore, if dust such as dust accumulates on the plate material 342 of the blade 340, the blade 340 is separated and removed, It is possible to maintain optimal performance because it can be replaced.

Meanwhile, a filter member 348 is formed on the side edge of the vane 340 to be coupled between the front and rear plate members 342 and to filter dust while being in contact with air.

The filter member 348 is formed at the side end portion in consideration of the rotating direction of the vane 340. Preferably, the filter member 348 is formed at a portion in contact with the air in consideration of the fact that the vane 340 is rotated clockwise do.

Therefore, when the blade 340 is rotated, air is blown and at the same time, the filter member 348 is formed on the side surface in the rotation direction, so that air flows into the filter member 348.

As a result, fine dust, bacteria, and odor particles are filtered by the filter member 348, and sterilized and disinfected to purify the indoor air.

The filter member 348 is made of a porous carbon netting or a porous metal net having air permeability. The filter member 348 is adhered to the side end portion of the blade 340 so that the filter member 348 is not released even during high-speed rotation.

On the other hand, a photocatalyst layer 341 is formed on the surface of the rear plate member 342 constituting the vane 340 by coating a silver nano photocatalyst.

Photocatalysts are nano-sized fine particles with a size of 10 -9 m. When irradiated with light, strong oxidizing substances (OH radicals, superoxide) are generated on the surface of the particles and harmful substances (H ₂ O, CO ₂ , O ₂ ).

Due to the organic decomposition effect, the photocatalyst is used for antibacterial purpose of killing bacteria and for removing odor and harmful substances (VOCS) in the air and water.

Silver nano has powerful antimicrobial and sterilizing functions. It can sterilize about 650 kinds of bacteria and viruses including Escherichia coli. It can be used for bacterial dermatitis (scalp disease, ophthalmia, acne and eczema), infectious diseases (cholera, typhoid) (Cold, bronchitis), bacterial odor (armpits, feet, body odor).

Therefore, the photocatalyst and the silver nano-sol solution are coated on the surface of the rear plate material 342 constituting the blade 340 and dried to form the photocatalyst layer 341 (see the enlarged view of FIG. 1).

The photocatalyst layer 341 oxidizes, decomposes, and sterilizes organic substances in the air adhering to the vanes 340, so that the speed at which fine dust or the like is accumulated and adhered to the vanes 340 can be reduced.

On the other hand, the light emitting member 240 is coupled to the rear protective net 220.

The light emitting member 240 includes a light transmitting case 241 having a ring shape through which light is transmitted and a substrate 243 having an LED 242 coupled to the other side of the light transmitting case 241 and emitting light therein, Shaped plate 247 having a center hole and a power supply terminal 246 connected to the reinforcing ring 243 and a reinforcing ring 249 and a reinforcing ring 249 formed in the central through hole of the plate, And a reinforcing rib 248 formed thereon.

The light emitting member 240 penetrates the reinforcing rib 248 and the reinforcing ring 249 and is coupled to the shaft of the motor 100 and mounted to the rear protective net 220.

The power supply terminal is connected to the terminal of the motor 100 so that the power supply is applied.

Accordingly, the light emitted from the light emitting member 240 causes the photocatalytic reaction to occur.

The photocatalyst absorbs light and decreases the activation energy, thereby increasing the reaction rate. Titanium dioxide can be applied to the photocatalyst.

The light emitting member 240 is turned on and off by the operation of the switch, and can have an air purifying function and a lighting function.

And a cover member (400) detachably coupled to the front protective net (260).

The cover member 400 includes a plurality of radially formed reinforcing pieces 420 and a porous carbon net or porous metal net 440 attached to the reinforcing pieces 420. The end portions of the reinforcing pieces 420 The hooks 450 are formed.

The hook 450 of the reinforcing bar 420 can be fixed to the ring of the front protective net 260 and can be removed.

The porous carbon nanotube or porous metal mesh 440 is a metal material having minute pores through which air or water can pass. The metal nanoparticles having a size of about 1 to 500 μm are pressurized to a temperature not reaching a melting point When heated, the fine particles are completed in a state in which they share the same surface, so that a large number of pores are formed between the particles.

The material may be a copper-nickel alloy, silver or zinc, and the copper-nickel alloy may be a material in which copper is 50 wt% to 99 wt% and nickel is 1 wt% to 50 wt%.

Therefore, the air sent through the blowing fan is filtered by the filter member of the blade, sterilized by the silver nano photocatalyst, and then transferred to the front protective net, and then sterilized again while passing through the cover member.

After the cover member 400 is detached from the front protective net 260, the porous carbon net or the porous metal net 440 can be cleaned with water or air, so that the cover member 400 can be regenerated and is easy to clean.

And a fragrance storage part 500 to be fitted to the cover member 400.

The perfume housing part 500 includes first and second caps 511 and 512 and a ring member 520 formed between the first and second caps 511 and 512, And a metal mesh 530, a porous filter 540, and a perfume bag 560 are accommodated therein.

Accordingly, the air passing through the cover member 400 passes through the fragrance storage unit 500, and sterilizing and diffusing agents are diffused, so that the indoor air can be changed comfortably.

The cover member 400 has a coupling hole 460 to which the second cap 512 of the fragrance storage unit 500 is coupled.

In addition, an engaging groove 261 is formed at the center of the front protective net 260 to engage the second cap 512 of the fragrance storage 500.

The second cap 512 of the fragrance storage part 500 is fitted and coupled to the coupling hole 460 of the cover member 400 and the coupling groove 261 of the front protective net 260, And can be coupled and fixed to be supported by the member 400. When necessary, the fragrance storage part 500 can be removed and cleaned or the interior can be replaced.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is clearly understood that the same is by way of illustration and example only and is not to be taken by way of limitation, It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

100: motor 140: expectation
220: rear protective net 240: light emitting member
260: Front protective net
300: blower fan 320: hub
340: wing 342: plate
344: fitting portion 348: filter member
342: photocatalyst layer 400: cover member
500: Perfume compartment

Claims (14)

And a ventilating fan disposed between the front protective net and the rear protective net and coupled to the shaft of the motor, wherein the motor includes a motor, a rear protective net on which the motor is mounted, a front protective net detachably coupled to the front side of the rear net, ,
The air-
A hub coupled to an axis of the motor; and a plurality of blades formed on an outer circumferential surface of the hub,
Wherein the hub has an engaging portion for engaging a blade on an outer circumferential surface thereof,
Wherein the wing is formed of a plate made of a material having air permeability and is spaced apart from the front and rear surfaces so as to have a space therein and has a fitting portion into which the fitting portion is inserted,
And a screw is fastened to the coupling part through the fitting part of the wing,
And a filter member which is coupled between the front and rear plate members and is in contact with the air at the side end portion of the vane,
A silver nano photocatalyst is coated on the rear surface of the wing to form a photocatalyst layer,
A light emitting member is formed on the rear protective net,
The light-
A light transmission case having a ring shape through which light is transmitted;
A substrate coupled to the light-transmissive case and having an LED for emitting light therein;
A ring-shaped plate having a power terminal connected to the substrate and having a center hole;
And a reinforcement ring formed in the central through hole of the plate, the reinforcing rib being formed radially,
Wherein the light emitting member passes through a reinforcing ring and is coupled to a shaft of the motor and is mounted on a rear protective net,
And a cover member detachably coupled to the front protective net,
Wherein the cover member includes a plurality of reinforcing fins formed in a radial direction and a porous carbon net or a porous metal net adhered to the reinforcing fingers, and hooks are formed at ends of the reinforcing fingers. delete delete delete delete delete delete The method according to claim 1,
And a fragrance storage unit coupled to the cover member and the front protective net. 9. The method of claim 8,
The fragrance storage unit
And a ring member formed between the first and second caps, wherein the metal mesh, the porous filter, and the fragrance bag are accommodated in the first and second caps, Eco-friendly fan for fine dust prevention. 10. The method of claim 9,
Wherein the cover member is formed with a coupling hole through which the second cap of the fragrance storage unit is coupled. 10. The method of claim 9,
Wherein the front side protection net is formed with a coupling groove to which the second cap of the fragrance storage unit is coupled. The method according to claim 1,
Wherein the filter member is made of a porous carbon netting or a porous metal net having air permeability. The method according to claim 1,
Wherein the plate material is made of a material selected from a fabric material, nylon material, Korean paper, and hemp. The method according to claim 1,
The wings are formed of wire, a frame made of a bark made of bark or bamboo, a frame forming a wing-like frame, and a plate material to be attached to the frame to have a predetermined area before and after the wing. Wherein a space is formed between the first and second electrodes.

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