KR102243836B1 - mask-only sterilizer - Google Patents

Abstract

The present invention relates to a mask-exclusive sterilizer comprising: a box-shaped body (110) having a hollow portion therein; an air inlet (111) provided in the shape of a semi-circular groove on the bottom surface of the body (110) to suck outside air; an air hole (113) formed on the bottom surface of the body (110) to circulate, into the body (110), air introduced from the air inlet (111); a blowing fan (F) provided in the body (110); a first ventilation hole (151) provided on the upper surface of the body (110) to circulate air of the blowing fan (F); a second ventilation hole (152) provided on the upper surface of the body (110) to circulate air of the blowing fan (F); an ultraviolet lamp (140) provided in the shape of a rod at the center of the upper surface of the body (110); a coupling protrusion (112) provided in a ring shape protruding from the upper surface of the body (110); a mask holder (160) detachably coupled to the coupling protrusion (112) formed on the upper surface of the body (110), and having a plurality of slits (161) through which air can circulate; and a cover (120) detachably coupled to the body (110) and having an air outlet (121) provided on the outer surface thereof. According to the present invention, cleanliness of the mask can be further enhanced.

Description

Mask-only sterilizer {mask-only sterilizer}

The present invention relates to a sterilizer, and more particularly, in order to prevent respiratory diseases, in addition to sterilizing a mask worn on the face through ultraviolet rays, the structure is simple and economically can be provided, as well as portable It is made easy to improve the use efficiency, and relates to a mask-only sterilizer having a deodorizing and hot air drying function.

In recent years, as the population increases and industrialization progresses rapidly, air pollution is getting worse, which has a bad influence on human life activities.

Such air pollution includes super bacteria, H1N2 (swine flu/bird flu, etc.), infectious germs, Salmonella, Escherichia coli, Staphylococcus aureus, Listeria, Legionella, norovirus, fungi, etc. The content of various harmful compounds such as phosphorus Nox (nitrogen oxide), SOx (sulfur oxide), volatile organic compounds (VOCs), formaldehyde (sick house syndrome), ammonia, toluene, and acetaldehyde (the main cause of cigarette odor) is increasing. .

In particular, as shown in the MERS outbreak, which has recently become an issue as a social issue, and Corona 19, if air contaminated by bacteria entrained into the air is inhaled without sterilization treatment, it may adversely affect the human body.

The primary household product that protects the human body from the above contamination is a mask.

In general, quarantine household products such as masks that are used in contact with the human body are not only brought into contact with bacteria due to wearing of the mask, but also are stored in various places such as pockets, bags, and vehicle interiors due to the user's convenience. It is easy to come into contact with many kinds of bacteria living in the storage area, and it is always exposed to the air, so it is exposed to an environment where it is easy for bacteria floating in the air to enter.

However, the above masks are used for single use and are washed with a detergent every time, except for special cases, which are discarded. However, the cleaning method using a detergent has a limitation in blocking the growth of bacteria, and thus, a mask sterilizer has been recently used.

1 is a plan view of a conventional mask sterilizer.

As shown, the front of the main body 10 is provided with a button B for selecting a mode for each function in addition to power supply, a port for supplying USB power, and an inlet 11 through which external air is introduced, respectively, and the main body 10 ), a lamp 30 that sterilizes by irradiating ultraviolet or UV light toward the inner space of the cover 20 and a blower fan 40 that performs deodorization and drying by forced blowing are mounted.

In addition, an outlet 21 is formed at the rear of the cover 20 so that the air introduced through the inlet 11 is discharged from the inside by forced blowing of the blowing fan 40, and into the inside of the cover 20. It is known that a grill 12 having a plurality of louvers on the outer surface is coupled to the main body 10 so as to enter and diffuse ultraviolet rays and wind.

Reference numeral M is a mask.

However, in the conventional mask sterilizer as described above, it takes a long time to dry the mask, and ultraviolet rays and dry air do not reach the portion where the grill 12 and the mask M are in contact, so that there is a portion that cannot be sterilized and dried. There were problems such as.

Registered Patent Publication No. 10-2044622 (announced on November 14, 2019)

The present invention is to solve the above problems, by forming a mask holder of a transparent material, even when the mask holder contacts the mask, ultraviolet rays penetrate through the transparent mask holder to sterilize the mask, while being blown for drying. It is intended to provide a mask-only sterilizer that can heat air to improve drying and deodorization performance, enhance portability, and further improve the cleanliness of the mask.

The mask-only sterilizer of the present invention includes a box-shaped body with a hollow portion formed therein, a semicircular groove shape on the bottom of the body, an air inlet for inhaling external air, and air introduced from the air inlet. An air hole for circulating the inside of the body, a blowing fan provided inside the body, a first ventilation hole provided on the upper surface of the body to circulate the air of the blowing fan, and provided on the upper surface of the body to circulate the air of the blowing fan The second ventilation hole, the ultraviolet lamp provided in the form of a rod in the center of the upper surface of the body, the coupling protrusion provided in the shape of a ring protruding from the upper surface of the body, the coupling protrusion formed on the upper surface of the body is detachably coupled to the It is characterized in that it includes a mask holder having a plurality of slit that can be distributed, a cover attached to and detachably attached to the body, and a cover provided with an air outlet on an outer surface thereof.

In addition, the first ventilation hole is characterized in that it is provided with a plurality of through-shaped in the front and rear directions outside the coupling protrusion on the upper surface of the body.

In addition, the first ventilation hole is characterized in that the length of the ventilation hole formed in the middle is provided longer than the length of the ventilation hole formed on both sides.

In addition, it is characterized in that a plurality of second ventilation holes are provided in a shape that penetrates in the left and right directions inside the coupling protrusion on the upper surface of the body.

In addition, each second ventilation hole is characterized in that the length is different.

In addition, the ultraviolet lamp is provided in a bar shape in the center of the upper surface of the body, and the first ultraviolet lamp, the second ultraviolet lamp, and the third ultraviolet lamp are formed in three stages from the top, and each ultraviolet lamp is selectively illuminated, It is characterized in that the amount of ultraviolet rays irradiated from the ultraviolet lamp can be adjusted.

In addition, a first sensor that is provided on the upper inner surface of the body, detects when the cover is separated, and transmits the signal to the control unit to cut off power, stops functions such as an ultraviolet lamp and a blower fan, is further provided. It is characterized by being.

In addition, it is provided on the outer surface of the body, a button for selecting a mode for each function and an indicator for displaying a mode for each function are provided in addition to power supply, and a touch switch including an LED indicator and a timer indicating whether or not the UV lamp is operated. It characterized in that it is further provided.

In addition, it is characterized in that the heater is formed in the upper direction of the blowing fan provided inside the body.

In addition, the mask holder is characterized in that it is formed of a transparent material.

In addition, it is characterized in that the solar panel is installed on the upper surface of the cover.

In addition, irregularities are formed on the outer surface of the mask holder, thereby minimizing a contact area with the mask.

In addition, a through hole is formed in the mask holder.

In addition, a photocatalyst is coated on the inner surface of the cover to form a photocatalyst layer.

In addition, it is characterized in that the'Y'-shaped cradles are provided on both sides of the left outer ray lamp of the body.

In addition, it is characterized in that the hook is formed on the outer surface of the'Y'-shaped cradle.

The mask-only sterilizer of the present invention has the effect of sterilizing the entire mask by penetrating the transparent mask holder even when the mask holder contacts the mask, and by heating the air blown for drying, it improves drying and deodorization performance. , There is an effect that can further improve the cleanliness of the mask.

In addition, by coating a photocatalyst layer on the inner surface of the cover to decompose odor molecules in the mask, there is an effect of maximizing the deodorizing effect.

In addition, there is an effect of being able to fix the mask-only sterilizer in an arbitrary place such as the interior of a vehicle.

1 is a plan view of a conventional mask sterilizer.
Figure 2 is an external perspective view of the mask-only sterilizer of the present invention.
3 is a perspective view of the top of the body before the cover is separated and the mask holder is combined.
Figure 4 is a perspective view of the upper body of the cover is separated and the mask holder is combined.
5 is a perspective view of the lower part of the body in which the cover is separated and the mask holder is combined.
6 is a cross-sectional view of a body in a state in which a heater is provided.
7 is a partially enlarged side cross-sectional view of a mask holder in a state in which a mask is mounted.
8 is a state diagram and a partial enlarged view of an adsorption fixing part installed on the outer surface of the body.
9 is a front view of a body provided with a cradle.
Figure 10 is a side view of the body provided with the holder of Figure 9;

A preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings. For reference, the size of the components, the thickness of the line, and the like shown in the drawings referred to in describing the present invention may be somewhat exaggerated for convenience of understanding.

In addition, terms used in the description of the present invention are defined in consideration of functions in the present invention, and thus may vary according to user, operator intention, custom, and the like. Therefore, it is appropriate to make the definition of this term based on the overall contents of the present specification.

And in the present application, terms such as'include' and'have' refer to the existence of specific numbers, steps, actions, components, parts, or a combination thereof described in the specification. It is to be understood that the presence or addition of features, numbers, steps, actions, components, parts, or combinations thereof, does not preclude the possibility of preliminary exclusion.

In addition, the present invention is not limited to the embodiments disclosed below, but will be implemented in a variety of different forms, only the present embodiment makes the disclosure of the present invention complete, and the scope of the invention is given to those of ordinary skill in the art. It is provided to be fully informed.

Therefore, in the present invention, various changes can be made and various forms can be obtained, and implementation examples (aspects) (or embodiments) will be described in detail in the specification. However, this is not intended to limit the present invention to a specific form of disclosure, and should be understood to include all changes, equivalents, or substitutes included in the technical idea of the present invention, and the expression of the singular number used in the present specification is clearly different from the context. Includes plural expressions unless they are meant to be.

However, in describing the present invention, detailed descriptions of known or known functions or configurations will be omitted in order to clarify the gist of the present invention.

Hereinafter, specific embodiments of the present invention will be described with reference to the drawings.

FIG. 2 is an external perspective view of the mask-only sterilizer of the present invention, FIG. 3 is an upper perspective view of the body before the cover is separated and the mask holder is coupled, FIG. 4 is an upper perspective view of the body in which the cover is separated and the mask holder is combined, and FIG. It is a perspective view of the lower part of the body in which the mask holder is combined.

As shown, the mask-only sterilizer 100 includes a body 110 and a cover 120 that is detachably coupled to the body 110, a touch switch 130, an ultraviolet lamp 140, and a mask holder 160. It is roughly different.

The body 110 has a box-shaped structure in which a hollow part is formed, and an air inlet 111, a coupling protrusion 112, an air hole 113, a first vent hole 151, a second vent hole ( 152), and a first sensor S1.

It goes without saying that a port for supplying USB power or a connector connected to an external power source may be provided on the outer surface of the body 110 as described above.

The air inlet 111 is provided in a semicircular groove shape on the bottom surface of the body 110 and has a function of a passage for inhaling external air.

The coupling protrusion 112 is provided in a ring shape protruding from the upper surface of the body 110, and a mask holder 160, which will be described later, is fitted and coupled, so that the mask holder 160 is attached to and detached from the upper surface of the body 110. Combine to make this possible.

The air hole 113 has a function of circulating the air introduced from the air inlet 111 into the interior of the body 110, and the air hole 113 is formed on the bottom surface of the body 110, so that dust It has a function and effect of preventing pollutants such as from falling and flowing into the interior of the body 110.

The first ventilation holes 151 are provided in a plurality of penetrated shapes in the front and rear directions of the outside of the coupling protrusion 112 on the upper surface of the body 110, and blow air from the blowing fan F installed inside the body. It is characterized in that the air is discharged.

That is, the first ventilation hole 151 functions to dry the mask by blowing air from the outside of the mask holder 160 to be described later toward the mask (see FIG. 4).

Another feature of the first ventilation hole 151 of the present embodiment is that the length of the ventilation hole formed in the middle is longer than the length of the ventilation hole formed on both sides.

As described above, due to the different lengths of the first ventilation holes 151, there is a difference in the amount and speed of air discharged to each of the first ventilation holes 151, and the amount of air discharged to the first ventilation holes is Since the vortex is formed due to the difference in speed, the effect of drying the mask can be remarkably increased by rapidly replacing the humid air in contact with the mask filled with moisture by the vortex.

The second ventilation holes 152 are provided in a plurality of penetrating shapes in the left and right directions inside the coupling protrusion 112 on the upper surface of the body 110, and blow air from the blowing fan F installed inside the body. It is characterized in that the air is discharged.

That is, the second ventilation hole 152 functions to dry the mask by being blown toward the mask through the slit 161 formed in the mask holder 160 inside the mask holder 160 to be described later. 4)

Another feature of the second ventilation hole 152 of the present embodiment is that it is provided in a structure having a different length, and the air discharged to the second ventilation hole 152 having the opposite length forms a vortex and is filled with moisture. By rapidly replacing the air in contact with the mask, the effect of drying the mask can be remarkably increased.

The first sensor S1 is provided on the upper inner surface of the body 110, detects when the cover 120 is separated, and cuts off the power by transmitting the signal to the control unit (not shown). By doing so, the functions of the ultraviolet lamp and the blowing fan are stopped.

The cover 120 is coupled to be detachably attached to the upper surface of the body 110, and an air outlet 121 is provided on the outer surface of the cover.

The mask-only sterilizer 100 of the present embodiment is portable and may be carried in a bag or pocket, or installed in a vehicle.

Therefore, a configuration capable of supplying power when it is isolated from an external power source is required.In this embodiment, by installing a solar panel on the upper surface of the cover 120, the power required for a mask-only sterilizer such as an ultraviolet lamp is supplied. Has a function.

Another feature is that the photocatalyst is coated on the inner surface of the cover 120 according to the present embodiment to form a photocatalyst layer.

That is, when the ultraviolet lamp 140 to be described later is operated, ultraviolet rays having a wavelength of 200 to 100 nm are irradiated to the photocatalyst layer coated on the inner wall of the cover 120, so that the titanium dioxide exerts a catalytic function. Since the odor molecules of the mask containing the disgusting odor are combined with oxygen in the air and decomposed, the deodorizing effect can be maximized.

The photocatalyst is 20-40% (w/v) based on 100 parts by weight of silica sol, titanium dioxide (TiO2) 0,2-15 parts by weight, silver nanoparticles 0,1-15 parts by weight, and silane coupling agent 0,1 -15 parts by weight, characterized in that it contains 2-7 parts by weight of titania binder sol.

The photocatalyst composition as described above has an excellent effect of protecting an adherend and having excellent photoactivity, so that it has an excellent effect of decomposing organic matter, an effect of removing odor and excellent abrasion resistance.

The touch switch 130 is provided on the outer surface of the body 110, has a button for selecting a mode for each function, and a plurality of indicators for displaying a mode for each function in addition to power supply. LED indicator and timer are installed.

The configuration in which the above button or the like is operated is a commonly known, common configuration, and thus a detailed description of the configuration is omitted here.

The ultraviolet lamp 140 is provided in a bar shape at the center of the upper surface of the body 110, and the first ultraviolet lamp 141, the second ultraviolet lamp 142, and the third ultraviolet lamp 143 are in three stages. Since it is formed, it is possible to adjust the amount of ultraviolet rays irradiated from the ultraviolet lamp by selectively lighting each ultraviolet lamp.

The ultraviolet lamp 140 is protected by a transparent protective tube to prevent foreign substances from entering.

The mask holder 160 is detachably coupled to the coupling protrusion 112 formed on the upper surface of the body 110, and a plurality of slits 161 capable of circulating air are formed on the outer surface thereof. The air discharged from the pores 152 and formed with vortices is discharged to the upper surface of the mask holder 160 to dry the mask.

The mask holder 160 according to the present embodiment is made of a transparent material.

Since the mask holder 160 made of a transparent material has a function of passing ultraviolet rays, ultraviolet rays can also be irradiated to the surface of the mask that may be in contact with the mask holder, so that the entire surface of the mask is sterilized, so that the function of mask sterilization Can be remarkably improved.

In the following embodiment, a structure of drying a mask with hot air will be described.

6 is a cross-sectional view of a body in a state in which a heater is provided.

As shown, the present embodiment is characterized in that the heater (H) is formed in the upper direction of the blowing fan (F) provided in the body (110).

In the mask-only sterilizer having such a structure, the air introduced into the air hole 113 by the blowing fan F is blown through the first and second ventilation holes 151 and 152 by the blowing fan. Since the hot air is blown by heating by the heater H formed across, the drying of the mask can be more easily dried by the hot air.

In the following embodiments, a mask holder structure that minimizes the contact area will be described.

The mask holder 160 may be in contact with the mask M. If the area in contact with the mask holder 160 is large, the contact area with the air blown through the mask decreases, resulting in a decrease in the drying efficiency of the mask. There is.

In this embodiment, a structure is proposed to increase drying efficiency by minimizing the contact area between the mask holder 160 and the mask M.

7 is a partially enlarged side cross-sectional view of a mask holder in a state in which the mask is mounted.

As illustrated, an uneven portion 162 is formed on the outer surface of the mask holder 160 made of a transparent material, thereby minimizing a contact area with the mask M.

In addition, since the through hole 163 is formed in the mask holder 160 of the present embodiment, air is allowed to flow through the mask holder in contact with the mask M, thereby further improving the drying efficiency of the mask.

Looking at the operational relationship of the mask-only sterilizer having the above structure,

First, the cover 120 is separated from the body 110, and the mask M is placed on the mask holder 160 by covering it in a folded state.

Then, the cover is coupled to the body, the ultraviolet lamp 140 and the blowing fan F are driven to sterilize and dry the mask, and when the sterilization and drying are completed, the cover can be removed and the mask can be pulled out and reused. .

It goes without saying that toothbrushes, cell phones, wallets, gloves, etc. having a structure that can be mounted on the mask holder of the mask-only sterilizer having the above structure can also be sterilized and dried as needed.

In the following embodiments, a structure for fixing the body of the mask-only sterilizer will be described.

The mask-only sterilizer 100 can be stored in a vehicle, and this embodiment proposes a structure capable of fixing the mask-only sterilizer to an arbitrary place, such as an inner wall surface of a vehicle.

8 is a state diagram and a partial enlarged view of an adsorption fixing part installed on the outer surface of the body.

As shown, the characteristic configuration of the mask-only sterilizer 100 according to the present embodiment is characterized in that the adsorption fixing part 200 is installed on the outer surface of the body 110 of the mask-only sterilizer and attached to any place inside the vehicle. .

The adsorption fixing part 200 of this embodiment includes a vacuum part 210, an adhesive part 220, a body 230, and an opening means 240.

The body 230 is made of an elastic material such as rubber, is fixed to the outer surface of the body 110 of the mask-only sterilizer 100, and has a hemispherical structure so that the vacuum part 210 is formed therein.

It goes without saying that the body 230 can be installed on the bottom of the mask-only sterilizer.

The adhesive part 220 is provided under the outer surface of the body 230, and the adhesive part 220 is fixed in a groove formed on the lower surface of the body 230 so as to stably maintain the appearance made in a gel state. It has a function of adhering so that external air does not flow into the vacuum unit 210 to be described later from the fixed surface.

The adhesive part 220 is fixed while being cured in a gel (GEL) state in the groove in the state of a liquid polyurethane resin. Looking at a specific composition, the conductive polymer is 0.05 to 0.1 parts by weight per 100 parts by weight of the polyurethane resin, and alkali It is characterized by containing 0.2 to 0.5 parts by weight of metal salt, 15 to 20 parts by weight of polyisobutene, 5 to 15 parts by weight of ethylene vinyl acetate, and 0.5 to 5 parts by weight of a stabilizer.

Such an adhesive part 220 has excellent watertightness, airtightness, adhesiveness, and shape stability, as well as durability and excellent adhesiveness, thereby maximizing the effect of sealing.

The opening means 240 includes an elastic piece 241, an opening 242, a step 243, a handle 244, and a wire 245.

The opening 242 is provided in a shape penetrating the outer surface of the body 230 and has a function of a passage for discharging or inhaling the air of the vacuum unit 210 to the outside.

The stepped jaw 243 is provided in a shape protruding from the inner surface of the opening 242, and an elastic piece is provided on the upper portion of the tan jaw.

The elastic piece 241 is installed with one side fixed to the upper surface of the stepped portion 243, and by opening or closing the opening 242 of the elastic piece, the air from the vacuum unit 210 is discharged or sucked to the outside. Functions.

The wire 245, while being fixed to the upper surface of the elastic piece 241, is installed in a state drawn out to the outside of the opening.

The handle 244 is provided at the end of the wire 245, and the user grips and pulls the elastic piece to bend the elastic piece, thereby communicating the opening with the outside air to have a function of opening it.

Looking at the operating relationship of the adsorption fixing unit 200 as described above,

When the user presses the mask-only sterilizer at a place where the mask-only sterilizer is to be fixed, that is, at an arbitrary place inside the vehicle, the body 230 of the elastic material adsorption fixing unit 200 is compressed and the air in the vacuum unit 210 As the elastic piece 241 is placed through the opening 242 and discharged to the outside, a negative pressure is formed in the vacuum part.

When a negative pressure is formed in the vacuum part, the elastic piece 241 closes the opening 242 due to the pressure of the external air, and the vacuum part maintains the negative pressure. Can be fixed on.

When removing the mask-only sterilizer from a fixed place, when the user grabs the handle 244 and pulls it, the elastic piece 241 is bent upward by the wire 245 connected to the handle, and the opening 242 is exposed to outside air. In communication with, external air is sucked into the vacuum unit 210.

Therefore, since the vacuum part loses the negative pressure and the adsorption power is eliminated, the mask-only sterilizer can be separated from any place inside the vehicle.

As described above, the mask-only sterilizer of the present invention has the effect of sterilizing the entire mask by penetrating the transparent mask holder even when the mask holder contacts the mask, and drying and deodorizing by heating the air blown for drying. By improving the performance, there is an effect of further improving the cleanliness of the mask and the effect of being able to fix the mask-only sterilizer in an arbitrary place, such as the interior of a vehicle.

Hereinafter, another embodiment in which a mask can be mounted on a mask-only sterilizer will be described.

FIG. 9 is a front view of a body with a cradle, and FIG. 10 is a side view of a body with a cradle of FIG. 9.

As shown, in the present embodiment, a'Y'-shaped holder 170 having a hook 171 formed on both sides of the upper surface of the body 110, that is, the outer surface with the ultraviolet lamp 140 interposed therebetween, is the body 110 It characterized in that it is provided on both sides of the upper surface of the.

It goes without saying that the holder 170 may be installed after separating and removing the mask holder 160, or the mask holder 160 may be installed outside while the mask holder 160 is coupled.

Since the inner surface of the mask (M) covered on the upper surface of the'Y'-shaped holder as above is in point contact with the'Y'-shaped holder 170 over 4 parts, irradiation of ultraviolet rays to the inner surface of the mask Since the area and the contact area of hot air are widened, there is an effect of remarkably increasing the function of sterilization and drying.

In addition, the'Y'-shaped cradle 170 may be fixedly installed on the upper surface of the body 110, or may be detachably installed, and the detachable coupling structure is a known fastening means such as bolts, fasteners, hooks, etc. Since it can be adopted, a detailed description of the coupling structure will be omitted here.

Looking at the operating relationship of the'Y' shaped holder as above,

After separating the cover 120 from the body 110, the mask M is covered on the upper surfaces of the two'Y' shaped holders 170. After the mask is covered, the strap of the mask is fixed by hanging it on the hook 171 of the'Y' shaped holder. Then, the cover is covered and the ultraviolet lamp and the blowing fan are driven to perform sterilization, deodorization, and drying.

100: Mask-only sterilizer 110: Body
111: air inlet 112: coupling protrusion
113: air hole 120: cover
130: touch switch 140: ultraviolet lamp
141: first ultraviolet lamp 142: second ultraviolet lamp
143: 3rd ultraviolet lamp 151: 1st ventilation
152: second ventilation hole 160: mask holder
161: slit 162: irregularities
163:, through hole 170:: cradle
171: hook
200: adsorption fixing part
210: vacuum part 220: adhesive part
230: body 240: open means
241: elastic section 242: opening
243: step 244: handle
245: wire
S1: first sensor H; heater
F: Ventilation fan M: Mask

Claims (5)

Box-shaped body 110 with a hollow portion formed therein,
An air inlet 111 that is provided in a semicircular groove shape on the bottom of the body 110 to inhale external air,
An air hole 113 formed on the bottom of the body 110 to circulate the air introduced from the air inlet 111 into the interior of the body 110,
Blowing fan (F) provided inside the body (110),
An ultraviolet lamp 140 provided in a rod shape in the center of the upper surface of the body 110 and protected by a transparent protective tube,
The coupling protrusion 112 provided in a ring shape protruding on the upper surface of the body 110,
A mask holder 160 made of a transparent material, which is detachably coupled to the coupling protrusion 112 formed on the upper surface of the body 110 and has a plurality of slits 161 capable of circulating air,
The first ventilation hole 151 provided on the outside of the coupling protrusion 112 on the upper surface of the body 110 in order to circulate the air of the blowing fan F,
A second ventilation hole 152 provided inside the coupling protrusion 112 on the upper surface of the body 110 in order to circulate the air of the blowing fan F,
A mask-only sterilizer, characterized in that it is coupled to the body 110 so as to be detachable, and includes a cover 120 provided with an air outlet 121 on the outer surface.
The method of claim 1,
The ultraviolet lamp 140,
It is provided in the shape of a rod in the center of the upper surface of the body 110, and the first ultraviolet lamp 141, the second ultraviolet lamp 142, and the third ultraviolet lamp 143 are formed in three stages, each of the ultraviolet lamps. By selectively illuminating, mask-only sterilizer, characterized in that it is possible to adjust the amount of ultraviolet rays irradiated from the ultraviolet lamp.
The method of claim 1,
A mask-only sterilizer, characterized in that the uneven portion 162 is formed on the outer surface of the mask holder 160 to minimize a contact area with the mask (M).
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