KR102173429B1 - Oxygen-Enhanced Fine Dust Removal Mask - Google Patents

Abstract

Regarding a mask that removes fine dust while supplying oxygen, a mask member having a mask inner skin in contact with a user's face and a mask outer covering the mask inner skin, and a fine dust removal module that removes fine dust by inhaling outside air , An oxygen supply module for adding oxygen to the air purified by the fine dust removal module, an air supply hose connecting the oxygen supply module and the mask endothelium, and air in the space between the endothelium of the mask and the user's face An air chamber is formed, and an intake port connected to the air supply hose and a plurality of exhaust ports for exhausting the oxygen-added purified air supplied from the intake port into and out of the air chamber are provided on the inner skin of the mask, and supply oxygen. At the same time, when wearing the mask, it is possible to prevent the inflow of contaminated air through the gap between the face and the mask by blocking outside air from entering the air chamber.

Description

Oxygen-Enhanced Fine Dust Removal Mask

The present invention relates to a mask that removes fine dust while supplying oxygen. In particular, it blocks the inhalation of outdoor air containing fine dust or the like into the portion of the mask that contacts the user's face, purifies the outside air and supplies oxygen. At the same time, it relates to an oxygen-enhanced fine dust removal mask that removes residual harmful substances such as carbon dioxide, sulfur oxide, nitrogen oxide, formaldehyde and other substances that cause sick house syndrome.

In general, it is well known that fine dust has a very harmful effect on the human body so that it is designated as a first-class carcinogen by the World Health Organization (WHO). In recent years, contaminated air is discharged by changes in the natural environment such as climate change, desertification, and yellow dust, and artificially created fine dust such as automobile smoke and factory smoke, and this causes people to be directly exposed to fine dust, so coughing , Asthma, bronchitis, and other respiratory diseases are on the rise. In addition, as the number of harmful substances in the air increases, the number of deaths from respiratory diseases is gradually increasing.

In recent years, when the concentration of fine dust is very high, such as frequently occurring smog or yellow dust, it is recommended to refrain from going out as much as possible to protect health from fine dust. This is the only way to protect your health.

These yellow dust masks are masks for blocking fine dust when breathing, and include a mask body that covers the nose and mouth of the wearer, and earring straps that are connected to both ends of the mask body to be hung on the wearer's ears. Filters are provided to block dust.

However, various types of yellow dust masks approved by the Ministry of Food and Drug Safety have limitations in improving the removal performance of fine dust, as the mask body itself acts as a filter to filter out fine dust contained in the air. It had a problem that it was insufficient to block.

An example of a technique for solving this problem is disclosed in Patent Documents 1 to 3 below.

For example, in Patent Document 1 below, a mask worn by a wearer to cover a user's mouth and nose and provided with a suction port, a suction port connected to the suction port of the mask, and providing a passage through which air is sucked by the user. It is connected to the hose and the suction hose, filters foreign substances from the air sucked by the suction fan, measures the amount of dust in the external air, displays it to the outside, receives an operation signal, and adjusts the speed of the suction fan according to the operation signal. Disclosed is a high performance air clean mask comprising a variable filter/sensor module and a discharge fan module installed to discharge air inside the mask by a discharge fan.

In addition, in Patent Document 2 below, a through hole composed of a support piece supported on the inside of the mask and a connection part protruding to the outside of the mask to form a through hole in the mask, and one end is connected to the connection part of the through hole so that a passage is provided so that purified air is transmitted to the mask Air purification including a hose unit to form and an air purifier configured separately from the mask to inhale and purify the outside air, adjust the temperature of the purified air, and supply the temperature-controlled purified air to the mask through the hose unit A mask system is disclosed.

On the other hand, in Patent Document 3, a mask body in which a one-way exhaust valve is installed on the front side and the edge of the mask pad in which a pair of air supply holes are perforated around the exhaust valve is sealed by a mask frame. Disclosed is a mask having an air supply unit that smoothly supplies the air filtered to the inside of the mask body in close contact with the face of the user while operating the intake fan and breathing.

Korean Registered Patent Publication No. 10-1772363 (registered on Aug 22, 2017) Republic of Korea Patent Publication No. 10-1905431 (registered on October 1, 2018) Korean Registered Patent Publication No. 10-1812518 (registered on Dec. 20, 2017)

In the technology disclosed in Patent Document 1 as described above, a structure for supplying clean air by varying the operation and speed of the suction fan by receiving a detection signal from a dust sensor is disclosed, but contaminated air is introduced into the gap between the face and the mask. There is a problem in that parts other than the part where the mask is worn, for example, parts such as both eyes, are exposed to fine dust as it is. In addition, in the technology disclosed in Patent Document 1, since the inhalation port is provided at approximately the lower part of the center of the mask, the inhalation of air is uneven, causing difficulty in breathing, and the discharging port is provided at approximately the left side of the center of the mask. There was a problem that it could cause deficiency.

In addition, the technology disclosed in Patent Document 2 discloses an air purifying unit equipped with a temperature sensor, a cold temperature control unit, etc., but since a single through hole and an exhaust unit are provided in the mask, the face and the mask as in Patent Document 1 There was a problem that contaminated air could flow into the gap or cause oxygen deficiency due to the mixture of inhalation and exhalation.

In addition, the technology disclosed in Patent Document 3 discloses a configuration in which the air filtered to the inside of the mask body in close contact with the user's face while the intake fan is operated and breathing is easily supplied while the supply amount is adjusted. Since a single exhaust part is provided, there is a problem that contaminated air flows into the gap between the face and the mask as in Patent Document 1, or oxygen deficiency may also be caused by mixing of inhalation and exhalation.

An object of the present invention has been made to solve the above-described problems, and is to provide an oxygen-enhanced type fine dust removal mask capable of blocking the inflow of outside air in close contact with the user's face.

Another object of the present invention is to provide an oxygen-enhanced type fine dust removal mask capable of preventing damage to the retina and burning eyes by blocking fine dust from entering the eyes.

Another object of the present invention is to provide an oxygen-enhanced fine dust removal mask capable of preventing breathing difficulties due to an increase in air resistance when the mask is used, and preventing oxygen deficiency caused by mixing of inhalation and exhalation.

In order to achieve the above object, the oxygen-enhanced fine dust removal mask according to the present invention includes a mask member having a mask inner skin in contact with a user's face and a mask outer skin surrounding the mask inner skin, and a fine dust removing fine dust by inhaling outside air. A dust removal module, an oxygen supply module for adding oxygen to the air purified by the fine dust removal module, an air supply hose connecting the oxygen supply module and the mask endothelium, and between the endothelium of the mask and the face of the user An air chamber is formed in the space, and an intake port connected to the air supply hose and a plurality of exhaust ports for exhausting oxygen-added purified air supplied from the intake port into and out of the air chamber are provided on the inner skin of the mask. do.

In addition, in the oxygen-enhanced fine dust removal mask according to the present invention, the mask inner skin comprises a first frame provided corresponding to the mask outer skin and a second frame in close contact with the user's face within the first frame, and the A plurality of exhaust ports is characterized in that formed in the second frame.

In addition, in the oxygen-enhanced fine dust removal mask according to the present invention, the first frame is formed of soft plastic, and the second frame is formed in a tube shape of flexible rubber or silicone.

In addition, in the oxygen-enhanced fine dust removal mask according to the present invention, at least two of the intake ports are provided in the lower portion of the second frame, and the plurality of exhaust ports are exhausted to the outside of the air chamber toward the eyes of the user. It characterized in that it comprises a first exhaust port and a second exhaust port for exhausting the inside of the air chamber toward the user's nose or mouth.

In addition, in the oxygen-enhanced fine dust removal mask according to the present invention, the first exhaust port is provided in a pair from the upper portion of the second frame to the outside of the air chamber in a left-right direction, and the second exhaust port is the second It is characterized in that a plurality of pieces are provided toward the inside of the air chamber from the central portion and the lower portion of the frame.

In addition, in the oxygen-enhanced fine dust removal mask according to the present invention, at least two exhaust valves for discharging the user's exhalation to the outside of the air chamber so as to prevent fogging due to exhalation and inhibit bacterial growth due to moisture on the inner skin of the mask ( Exhaust Valve) is provided, and the exhaust valve is characterized in that the mask inner skin and the mask outer skin are connected.

In addition, in the oxygen-enhanced fine dust removing mask according to the present invention, the fine dust removing module and the fine dust removing module are mounted in a module case, and the fine dust removing module is a filter that satisfies KF (Korea Filter) 94 grade or higher. Or a HEPA filter module, wherein the oxygen supply module includes an oxygen generator that generates oxygen through a chemical reaction to increase oxygen concentration and remove residual harmful substances.

In addition, in the oxygen-enhanced fine dust removing mask according to the present invention, the fine dust removing module and the oxygen supply module supply oxygen-added purified air to the air chamber of 3.0 to 6.0 [mmAq] to prevent breathing difficulties caused by wearing the mask. It is characterized by supplying at positive pressure.

In addition, in the oxygen-enhanced fine dust removing mask according to the present invention, a battery, a fine dust removing module and an oxygen supply module are sequentially stacked in the module case, and the module case replaces the fine dust removing module and the oxygen supply module. A flip-type cover is provided, an external air intake pipe is provided on one side of the case module, and a jack connected to the air supply hose is provided on the other side of the case module to discharge oxygen-added purified air.

In addition, in the oxygen-enhanced fine dust removal mask according to the present invention, a signal wire is provided on an outer surface of the air supply hose.

As described above, according to the oxygen-enhanced fine dust removal mask according to the present invention, since the mask inner skin in contact with the user's face is provided and automatically adheres to the user's face, outside air is prevented from entering the air chamber when the mask is worn. Thus, it is possible to prevent the inflow of contaminated air through the gap between the face and the mask.

In addition, according to the oxygen-enhanced fine dust removal mask according to the present invention, a plurality of exhaust ports for exhausting the oxygen-added purified air supplied from the intake port into and out of the air chamber are provided, thereby preventing the occurrence of breathing difficulties due to wearing the mask and By blocking dust from entering the eyes, it is also possible to prevent damage to the retina and burning eyes.

In addition, according to the oxygen-enhanced fine dust removal mask according to the present invention, by providing an oxygen supply module, oxygen is supplied and residual harmful substances such as carbon dioxide, sulfur oxide, nitrogen oxide, formaldehyde and other substances causing sick house syndrome can be removed. The effect of being able to be obtained is obtained.

In addition, according to the oxygen-enhanced fine dust removal mask according to the present invention, by providing an oxygen supply module and at least two exhaust valves, an effect of preventing oxygen deficiency due to mixing of inhalation and exhalation is also obtained.

1 is an exploded perspective view of an oxygen-enhanced fine dust removal mask according to the present invention,
2 is a configuration diagram of the mask member shown in FIG. 1;
3 is a cross-sectional view of the mask member of FIG. 2;
4 is a view showing the configuration of a HEPA filter module as an example of the fine dust removal module shown in FIG. 1;
5 is a diagram showing an example of the oxygen supply module shown in FIG. 1;
6 is a diagram showing the configuration of the module case shown in FIG. 1;
7 is a view for explaining an example of the air supply hose shown in FIG.

The above and other objects and new features of the present invention will become more apparent from the description of the present specification and the accompanying drawings.

As used herein, the term "user" refers to a person who wears the oxygen-enhanced fine dust removal mask according to the present invention on the face, and the "air chamber" refers to the mask and the face part by the user wearing the mask according to the present invention. It means an air chamber formed in the interspace, and "oxygen-added purified air" means air that purifies external air and adds oxygen to the purified air according to the present invention.

Also, the filter used in the present invention satisfies KF (Korea Filter) 94 grade or higher, and dust collection efficiency: 94% or higher (sodium chloride and paraffin oil test) / facial intake resistance: 72 mmH2O or lower / leakage rate: 11% The following applies.

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

1 is an exploded perspective view of an oxygen-enhanced fine dust removing mask according to the present invention.

As shown in FIG. 1, the oxygen-enhanced fine dust removing mask according to the present invention is purified by the mask member 100, a fine dust removing module 210 for removing fine dust by inhaling outside air, and the fine dust removing module. A module case 200 having an oxygen supply module 220 for adding oxygen to the air, and an air supply hose 300 connecting the oxygen supply module 220 and the mask member 100. That is, in the present invention, the mask means that the mask member 100, the module case 200, and the air supply hose 300 maintain a series of coupling relationships.

The mask member 100 will be described with reference to FIGS. 2 and 3.

FIG. 2 is a configuration diagram of the mask member shown in FIG. 1, and FIG. 3 is a cross-sectional view of the mask member of FIG. 2.

As shown in FIGS. 1 and 2, the mask member 100 includes a mask inner skin 110 in contact with a user's face, a mask outer skin 120 formed of a mask body surrounding the mask inner skin 110, and the mask Earring straps 130 provided on both sides of the outer skin are provided, and an air chamber 150 is formed in the space between the inner skin 110 of the mask and the user's face. That is, as shown in FIG. 2, the mask inner skin 110 has a substantially triangular shape to enclose the user's nose and mouth, and protrudes toward the mask shell 120 as shown in FIG. 3 to open the air chamber 150. To form. In addition, although FIG. 2 shows that the mask endothelium 110 has a triangular shape, it is not limited thereto and may be formed in a cylindrical shape.

As shown in FIG. 2, the mask endothelium 110 includes an intake port 310 connected to the air supply hose 300 and oxygen-added purified air supplied from the intake port 310 inside and outside the air chamber 150. A plurality of exhaust ports 114 and 115 are provided to exhaust the air.

As shown in FIGS. 2 and 3, the mask inner skin 110 includes a first frame 111 provided corresponding to the mask outer shell 120 and a second frame in close contact with the user's face within the first frame. Consisting of a frame 112, the plurality of exhaust ports 114, 115 are formed in the second frame 112.

The first frame 111 is made of a transparent soft plastic and, as shown in FIG. 3, protrudes toward the mask shell 120 to form an air chamber 150, and the second frame 112 1 It is formed in a tube shape of flexible rubber or silicone along the circumference of the frame 111. That is, the second frame 112 is provided over the entire circumference of the first frame 111 in a triangular shape, as shown in FIG. 2, and is formed to naturally close to the face part according to the size and shape of the user's face. do. Therefore, since the second frame 112 of the flexible tube shape is in close contact with the user's face, outside air cannot be drawn into the air chamber 150.

In addition, in the oxygen-enhanced fine dust removing mask according to the present invention, the air chamber 150 is provided to prevent breathing difficulties caused by wearing the mask by making breathing easier in the fine dust removing module 210 and the oxygen supply module 220. Since the oxygen-added purified air is supplied at a positive pressure of 3.0 to 6.0 [mmAq], it is possible to more reliably prevent external air from entering the air chamber 150.

As shown in FIG. 2, at least two intake ports 113 are provided below the second frame 112. Accordingly, as shown in FIG. 1, the air supply hose 300 is provided by branching into the first hose 310 and the second hose 320.

In addition, as shown in FIG. 2, since the suction ports 113 are provided on the left and right sides of the lower portion of the second frame 112, the oxygen-added purified air moves toward the lower center and upper portion of the second frame 112. In addition, by providing the intake ports 113 on the left and right sides of the second frame 112, it is possible to uniformly supply the oxygen-added purified air into the first frame 112.

As shown in FIG. 2, the plurality of exhaust ports 114 and 115 are a first exhaust port 114 for exhausting the air to the outside of the air chamber toward the eyes of the user, and the air chamber toward the nose or mouth of the user. It includes a second exhaust port 115 for exhausting the inside of the.

The first exhaust ports 114 are provided in a pair from the top of the second frame 112 having a triangular shape toward the outside of the air chamber 150 in a left-right direction, that is, a direction toward both eyes of the user. Therefore, the oxygen-added purified air ejected from the first exhaust port 114 is supplied from the inside of the mask shell 120 toward both eyes of the user for eye protection, and thus prevents fine dust from entering the eyes, thereby preventing damage to the retina and It can prevent burning. In addition, although FIG. 2 shows a structure in which two first exhaust ports 114 are provided, it is not limited thereto, and three or more may be provided.

As shown in FIG. 2, the second exhaust port 115 is directed toward the inside of the air chamber in correspondence with the user's nose from the upper left and right sides of the second frame 112, and the left and right sides of the second frame 112 A plurality of pieces are provided from the bottom and the bottom toward the inside of the air chamber corresponding to the user's mouth. That is, in the present invention, since oxygen-added purified air is uniformly supplied into the air chamber 150 to the nose and mouth for breathing of the user, it is possible to prevent the occurrence of difficulty breathing due to wearing a mask.

On the other hand, the diameter and arrangement interval of each of the exhaust ports described above is sufficient if oxygen-added purified air can be supplied to the air chamber 150 at a positive pressure of 3.0 to 6.0 [mmAq], so the diameter and arrangement of each exhaust port The interval is not specified.

In addition, in the oxygen-enhanced fine dust removal mask according to the present invention, as shown in Figs. 2 and 3, the user's exhalation is prevented to prevent fogging due to exhalation in the mask inner skin 110 and to suppress bacterial growth due to moisture. At least two exhaust valves 140 discharged to the outside of the air chamber 150 are provided. The exhaust valve 140 is provided through the mask shell 120 so as to connect the mask inner shell 110 and the mask shell 120 as shown in FIG. 3. Since the two exhaust valves 140 are provided, the exhalation exhaled through the user's mouth or nose can be smoothly discharged to the outside.

In the present invention, by providing the mask inner skin 110 as described above, when the mask is worn, outside air is prevented from entering the air chamber, the breathing difficulties caused by wearing the mask is prevented, and fine dust is blocked from entering the eyes. This can prevent damage to the retina and burning eyes.

Next, the fine dust removing module 210 and the oxygen supply module 220 provided in the module case 200 in the oxygen-enhanced fine dust removing mask according to the present invention will be described with reference to FIGS. 4 to 6.

FIG. 4 is a diagram illustrating a configuration of a HEPA filter module as an example of the fine dust removal module illustrated in FIG. 1, and FIG. 5 is a diagram illustrating an example of the oxygen supply module illustrated in FIG. 1, and FIG. 6 is It is a diagram showing the configuration of the module case shown in FIG.

The fine dust removal module 210 includes a filter member satisfying KF (Korea Filter) 94 grade or higher or a HEPA filter member. A structure in which a HEPA filter member is applied as the fine dust removing module 210 will be described with reference to FIG. 4.

The HEPA filter member according to the present invention includes a HEPA filter cartridge 211, an outdoor air intake 212, an activated carbon filter for absorbing harmful substances, and a HEPA filter for removing fine dust, as shown in FIG. 4. 213), a suction fan 214 for inhaling outside air, a purified air outlet 215 for discharging the air purified by the filter unit 213, and an operation switch 219.

The HEPA filter inhales atmospheric air, filters fine dust and harmful substances in the air, and discharges purified clean air, and air volume and wind pressure can be adjusted in three stages. That is, the HEPA filter is HEPA H13 grade and can remove 99.95% or more of fine dust of 0.3㎛ or more.

A ceramic filter is attached to the outside air inlet 212 of the HEPA filter member to block inhalation of coarse foreign matter, and the suction fan 214 is a low-noise suction fan (Suction Fan) with positive pressure to remove fine dust and breathe (inhale). Supply air to the mask with Positive Pressure, 3.0~6.0[mmAq]).

The suction fan 214 is based on, for example, DC 3.5~5.0[V], 100~300[mA], 6,000~10,000[RPM], 50~150[LPM], 6.0~12.0[mmAq] And, by adjusting the number of rotations of the suction fan 214, the air volume and the wind pressure can be set to the first stage, the second stage, and the third stage as shown in FIG. have. That is, it can be adjusted through the adjustment unit 218 so as not to be uncomfortable with breathing according to a general stationary state, a light exercise state, or a running state.

The suction fan 214 may be used for at least 3 to 4 hours by the battery 230 charged with a C-type charger as shown in FIGS. 1 and 6. However, the present invention is not limited thereto, and it may be used for a long time by providing it to be compatible with a backup battery of a portable electronic device, for example, a smartphone.

The oxygen supply module 220 generates oxygen through a chemical reaction with the purified air supplied from the fine dust removal module 210 to increase oxygen concentration and remove residual harmful substances to supply oxygen-enhanced air to the mask. For example, the oxygen concentration can be adjusted in three stages.

As shown in FIG. 5, the oxygen supply module 220 is mounted in the oxygen supply cartridge 221 and the oxygen supply cartridge 221 and generates oxygen through a chemical reaction to increase the oxygen concentration and remove residual harmful substances. Oxygen is added to the purified air through an oxygen generator 222, a purified air inlet 223 coupled to the purified air outlet 215 to supply purified air to the oxygen generator, and an oxygen generator 222 to further purify oxygen. It includes an oxygen-added purification air outlet 224 for discharging air and an operation switch 229.

The oxygen generator 222 may be, for example, a solid oxygen generator that generates oxygen by a chemical reaction of an air purification chemical (slaked lime, Calcium Hydroxide Ca(OH) ₂ , Potassium Superoxide KO ₂ ).

The generation formula of such oxygen generation is as follows.

Ca(OH) ₂ (s) → CaO(s) + H ₂ O(ℓ)

Ca(OH) ₂ (s) + CO ₂ (g) → CaCO ₃ (s) + H ₂ O(ℓ)

4KO ₂ (s) + 2H ₂ O(ℓ) → 4KOH(s) + 3O ₂ (g)

4KO ₂ (s) + 4CO ₂ (g) + 2H ₂ O(ℓ) → 4KHCO ₃ (s) + 3O ₂ (g)

KO ₂ is used as a breathing oxygen generator for astronauts and firefighters, and is certified as harmless to humans.

The oxygen supply module 220 reduces carbon dioxide (CO ₂ ) by 85%, sulfur oxides (SOx) by 75%, and nitrogen oxides (NOx) by 72% with generation of oxygen for breathing, It can reduce formaldehyde (HCHO) by 50%, and has the function of removing substances that cause sick house syndrome, yellow dust and fine dust pollutants.

In addition, the oxygen supply module 220 is mounted on the module case 200 and is operated by turning on the operation switch 229 as shown in FIG. 1, or, as shown in FIG. 6, the open window 228 is opened. It can be operated by opening, and the oxygen concentration can be adjusted by making the opening window 228 into three so that the opening stage can be set to 1 to 3 stages.

In addition, in the oxygen supply module 220, the oxygen generator 222 is manufactured in the same shape as the reaction pack, and if necessary, an oxygen generator 222 is mounted on the reaction pack to be used, and if not required, an internal oxygen generator 222 You can also use by removing.

For example, depending on the condition of use, one pack can be used per about 3 to 5 months, and an indicator indicating the life of the oxygen generator 222 is attached to change the color (yellow → blue → white). It can also be configured to make it easy to know the life span.

Meanwhile, the fine dust removing module 210 has been described as being accommodated in the module case 200 to supply purified air to the oxygen supply module 220, but is not limited thereto, and the fine dust removing module 210 ) It may be applied to a structure in which air purified only by itself is supplied to the air chamber 150. For example, a structure in which the purified air outlet 215 is directly connected to the air supply hose 300 by making it in the size of a cigarette pack (60×70×30) so that it can be carried in a user's pocket or bag It can also be applied.

In addition, the oxygen supply module 220 may also be manufactured in a size (60×70×30) about the size of a conventional cigarette pack like the fine dust removing module 210 and applied to be carried in a user's pocket or bag.

The module case 200 is formed in a shape like a conventional smart phone case or a small electronic device case, and as shown in FIGS. 1 and 6, a fine dust removal module 210, an oxygen supply module 220, and The battery 230 is built-in, and is provided so as to accommodate or cover the fine dust removal module 210, the oxygen supply module 220, and the battery 230 by the flip-type cover 201.

That is, as shown in FIGS. 1 and 6, the fine dust removal module 210 is mounted on the battery 230, and the oxygen supply module 220 is mounted on the fine dust removal module 210, and the module The outside air intake port 212 is exposed on the side of the case 200, the oxygen-added purified air outlet 224 is exposed at the top, and the air supply hose 300 is connected to the oxygen-added purified air outlet 224. In addition, a C-type jack for charging may be installed in the lower center of the module case 200, and an ON/OFF switch with an LED indicator may be installed on the side or front.

On the other hand, the module case 200 can be prepared in a variety of colors to suit the taste of the consumer, such as for men, women, and children, and the case material is polyurethane (outer), polyester (lining). It is made of a material, and the module seat can also be made of transparent polyester.

Next, a structure and a modified example of the air supply hose 300 will be described with reference to FIG. 7.

7 is a view for explaining an example of the air supply hose shown in FIG.

The air supply hose 300 is made of a transparent silicone air hose that is harmless to the human body, and in order to supply the oxygen-added purified air generated through the fine dust removal module 210 and the oxygen supply module 220 to the mask, As shown in FIG. 7, the air supply hose 300 is provided to be branched into a first hose 310 and a second hose 320. The first hose 310 and the second hose 320 are branched from one hose 330, the first hose 310 and the second hose 320 to supply uniform oxygen-added purified air to the mask. The diameter of the hose 330 is the same, and the diameter of the hose 330 may be provided with a larger first hose 310 and the second hose 320. In addition, the branching point of the first hose 310 and the second hose 320 is not limited to a specific length because it can be changed according to the additional usage of the air supply hose 300.

Meanwhile, as shown in FIG. 7, the air supply hose 300 according to the present invention may be manufactured by overlapping the signal wire 410 on the outer surface of the air hose when the wired earphone 400 is used as a smartphone headset.

In addition, the earring string 130 of the mask shown in FIG. 1 is also used as an air hose, or the earring string 130 is manufactured in a structure in which an air hose is inserted to make the appearance natural, thereby eliminating disgust, and the first hose ( 310) and the second hose 320 may be provided in a structure that connects the two intake ports 113.

Although the invention made by the present inventor has been described in detail according to the above embodiment, the invention is not limited to the above embodiment, and can be changed in various ways without departing from the gist of the invention.

By using the oxygen-enhanced fine dust removal mask according to the present invention, oxygen is supplied and at the same time, when the mask is worn, external air is blocked from entering the air chamber, thereby preventing the inflow of contaminated air through the gap between the face and the mask.

100: mask member
200: module case
300: air supply hose

Claims (10)

A mask member having a mask inner skin in contact with the user's face and a mask outer skin surrounding the mask inner skin,
A module case equipped with a fine dust removal module that inhales outside air to remove fine dust and an oxygen supply module that adds oxygen to the air purified by the fine dust removal module,
Including an air supply hose connecting the oxygen supply module and the mask endothelium,
An air chamber is formed in the space between the inner skin of the mask and the user's face,
The mask inner skin is composed of a first frame provided corresponding to the mask outer skin and a second frame in close contact with the user's face within the first frame,
The second frame is provided with an intake port connected to the air supply hose and a plurality of exhaust ports for exhausting the oxygen-added purified air supplied from the intake port into and out of the air chamber,
The plurality of exhaust ports include a first exhaust port for exhausting to the outside of the air chamber toward the user's eyes, and a second exhaust port for exhausting the inside of the air chamber toward the user's nose or mouth. Enhanced fine dust removal mask. delete In claim 1,
The first frame is formed of soft plastic,
The second frame is an oxygen-enhanced fine dust removal mask, characterized in that formed in a tube shape of flexible rubber or silicone. In paragraph 3,
The oxygen-enhanced fine dust removal mask, characterized in that at least two intake ports are provided under the second frame. In claim 4,
The first exhaust ports are provided in a pair toward the outside of the air chamber in a left-right direction from an upper portion of the second frame,
The oxygen-enhanced fine dust removal mask, characterized in that a plurality of second exhaust ports are provided toward the inside of the air chamber from the center portion and the lower portion of the second frame. In claim 1,
At least two exhaust valves for discharging the user's exhalation to the outside of the air chamber are provided on the inner skin of the mask to prevent fogging due to exhalation and to suppress bacterial growth due to moisture,
The exhaust valve is an oxygen-enhanced fine dust removal mask, characterized in that connecting the mask inner skin and the mask outer skin. In claim 1,
The fine dust removal module includes a filter member or HEPA filter member satisfying KF (Korea Filter) 94 grade or higher,
The oxygen supply module comprises an oxygen generator that generates oxygen through a chemical reaction to increase oxygen concentration and remove residual harmful substances. In clause 7,
The fine dust removal module and the oxygen supply module supply oxygen-added purified air to the air chamber at a positive pressure of 3.0 to 6.0 [mmAq] to prevent breathing difficulties caused by wearing a mask. Type fine dust removal mask. In clause 7,
A battery, a fine dust removing module and an oxygen supply module are sequentially stacked inside the module case, and the module case is provided with a flip-type cover for replacing the fine dust removing module and the oxygen supply module,
An external air suction pipe is provided at one side of the module case, and a jack connected to the air supply hose for discharging oxygen-added purified air is provided at the other side of the module case. In claim 1,
An oxygen-enhanced fine dust removal mask, characterized in that a signal wire is provided on the outer surface of the air supply hose.

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