KR101840108B1 - Mask for fine dust removal - Google Patents

Mask for fine dust removal Download PDF

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Publication number
KR101840108B1
KR101840108B1 KR1020160026875A KR20160026875A KR101840108B1 KR 101840108 B1 KR101840108 B1 KR 101840108B1 KR 1020160026875 A KR1020160026875 A KR 1020160026875A KR 20160026875 A KR20160026875 A KR 20160026875A KR 101840108 B1 KR101840108 B1 KR 101840108B1
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KR
South Korea
Prior art keywords
mask
mask body
valve
outer cover
inner cover
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KR1020160026875A
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Korean (ko)
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KR20170104196A (en
Inventor
유영호
Original Assignee
주식회사 네오메드
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Application filed by 주식회사 네오메드 filed Critical 주식회사 네오메드
Priority to KR1020160026875A priority Critical patent/KR101840108B1/en
Priority to PCT/KR2016/004330 priority patent/WO2017155152A1/en
Publication of KR20170104196A publication Critical patent/KR20170104196A/en
Application granted granted Critical
Publication of KR101840108B1 publication Critical patent/KR101840108B1/en

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    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
    • A62B18/02—Masks
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
    • A41D13/05—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches protecting only a particular body part
    • A41D13/11—Protective face masks, e.g. for surgical use, or for use in foul atmospheres
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B23/00—Filters for breathing-protection purposes
    • A62B23/02—Filters for breathing-protection purposes for respirators
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B9/00—Component parts for respiratory or breathing apparatus
    • A62B9/04—Couplings; Supporting frames

Abstract

[0001] The present invention relates to a mask for removing fine dust, in which air having external air introduced into a mask body in a relaxed state such as normal respiration of a wearer, which is a function of a mask, and respiration is discharged through both exhaust valves, And the inner cover to be replaced at any time by the attachment / detachment of the exhaust valve can be easily coupled to or detached from the outer cover.
In order to solve the above problems, the present invention provides a vacuum cleaner comprising a mask body, an exhaust valve provided in the mask body, and a cord adjustment member, which can be worn on the user's ear by using an earring strap on both upper ends of the mask body. Wherein the mask body is provided with an outer cover in the form of three-dimensionally wrapping up to the jaw including both balls under the wearer's eye and an inner cover for refilling therein, and the exhaust valve is provided on both sides of the center of the mask body And the outer cover and the inner cover are coupled and fixed to each other.

Description

MASK FOR FINE DUST REMOVAL [0002]

The present invention relates to a mask for removing fine dust, and more particularly to a mask for removing fine dust, in which a mask body is provided as an outer and an inner cover, and the outer and inner covers are joined and separated by an exhaust valve.

In general, a mask is a substance that shields the respiratory nose such as the nose and mouth, and is intended to prevent fine dust in the air from being sucked through the nose and scattered from the mouth. Most of the mask is equipped with a filter of simple structure on the sheet of fiber material, unlike gas mask or dust mask, which can be carried easily.

As the industrialization accelerates, there is an increasing trend of increasing environmental pollutants and fine dust due to yellow dust, and a higher level of sanitary mask is required as the threat of the emergence of new virus increases.

Numerous kinds of masks are presented, and only a few of these masks are excerpted.

Patent Document 1 (Korean Patent No. 10-1201469) disclosed in the following prior art document includes an exhaust module on the front center of the mask body and an intake module on one or both sides of the exhaust module, The inflowing external inflow air is introduced through the intake module, and the breathing air is exhausted through the exhaust module.

However, when the mask of Patent Document 1 having the above-described configuration performs breathing, i.e., breathing and exhaling only through the intake module and the exhaust module of the mask body, It is possible to inhale outside air, so it can be difficult to inhale comfortably as usual.

Patent Document 2 (Korean Patent No. 10-1530869) of the prior art document discloses that an exhaust valve is provided in the left or right area of the front surface of the intake mask, and the exhaust valve is provided with a blocking membrane between the front cover and the rear cover, Is filtered through the front face of the intake mask, and the breathing air is discharged through the exhaust valve.

The mask of Patent Document 2 having the above-described structure is provided with an exhaust valve selectively only on one side of the front face of the intake mask, so that it is difficult to take a comfortable breath in a state as usual when breathing out. In order to solve this problem, The valve must be provided in a comparatively large size, so that it is likely to cause a problem that the valve is reluctant to use the valve due to its appearance.

The front face of the intake mask is simply coupled with an active carbon filter, an N99 filter, polypropylene, and a transfer-printed microfiber nonwoven fabric so as to purify the inflow air. After one or two uses, it has to be discarded and not recycled.

KR 10-1201469 B1 (Registered on November 8, 2012) KR 10-1530869 B1 (Registered on June 17, 2015)

SUMMARY OF THE INVENTION The present invention has been developed in order to solve the problems and disadvantages of the related art as described above, and it is an object of the present invention to provide a vacuum cleaner having an exhaust valve on both sides of a mask body having good breathability and filtration, And the air is ventilated through the mask body in a relaxed state such as normal breathing of the wearer, which is a function of the mask itself, and is discharged through both exhaust valves. In addition, And an inner cover to be replaced at any time by attaching / detaching the valve to / from the outer cover.

Another object of the present invention is to provide a mask for removing fine dust, which is provided with a fabric having an outer cover woven in a triple structure so as to maintain the original shape without changing the shape of the mask body, have.

Another object of the present invention is to provide a multi-layered fiber sheet comprising a plurality of filter materials, which are functional fabrics, to provide antibacterial and deodorization, as well as removing fine dust, thereby preventing dampness, , After the use of a certain period of bad breath, saliva, cosmetics begins to smell, the inner cover can be removed, dispose of, and a new inner cover can be used by combining, so as to achieve the best effect for hygiene and health care. .

Another object of the present invention is to provide an exhaust valve which is formed by thinly forming a circumferential portion of a valve plate member so that the valve plate member is reliably sealed to the valve body when the valve plate is inhaled and the valve plate member is easily separated from the valve body when the valve plate is pushed, And to provide a mask for removing fine dust that enables breathing.

According to an aspect of the present invention, there is provided an apparatus for adjusting a length of a mask, comprising: a mask body; an exhaust valve provided in the mask body; and a string adjusting member which can be worn on the user's ear by using an earring string on both sides of the mask body. Wherein the mask body is provided with an outer cover in the form of three-dimensionally wrapping up to the jaw including both balls under the wearer's eye and an inner cover for refilling inside thereof, And the outer cover and the inner cover are coupled and fixed to each other.

It is preferable that the outer cover is provided with a triple-layered fiber sheet provided with both skin layers woven by polypropylene and an intermediate layer in which both skin layers are woven apart to be connected. It is preferable that the outer skin layer on the outer side of both skin layers of the outer cover is woven in a net shape in order to improve air permeability.

The outer cover has no shape change when worn on the user's face and maintains its original state, has good air permeability, is smooth, and can be hand-washed without any sense of discomfort or irritation on the skin.

It is sufficient that the inner cover is provided with a multi-layer filter member for filtering harmful substances, yellow dust and fine dust. For example, five types of endothelium fabrics such as a spun bond, a melt blown, an activated carbon filter, an ocher filter and a polyester (polyester) may be provided from the outside. The spun bond is excellent in tactile feeling and flexibility, excellent in filtration function and air permeability, high in heat insulation, thermal insulation and water repellency, and has antibacterial properties. The meltblown generates static electricity to maximize the amount of impurities captured and is harmless to the human body. The activated carbon filter has an anti-seizing and antibacterial function, eliminates odor and toxicity, and has a cleaning effect. The loess filter is excellent in antimicrobial, antiseptic and deodorizing effects, and has a great energy saving effect due to a heat storage effect. The above-mentioned polyester (Poly Ester) is smooth on the surface, does not easily get on the skin even when it touches with the skin, and has a comfortable feeling because there is no sense of unevenness and irritation on the skin.

The outer cover and the inner cover constituting the mask body are cut into two symmetrically shaped butterfly wings connected to a central upper end so as to three-dimensionally enclose the two balls from the bottom of the wearer's eye to the jaws, .

The first and second nose clips are formed at the center of the upper end of the outer cover and the inner cover so that the air discharged from the nose or mouth of the wearer does not leak to the upper end of the mask body. .

The exhaust valve includes an upper valve body formed in an upward convex cap shape and having a plurality of first through holes formed therein, a lower valve body coupled to a lower surface of the upper valve body and having a plurality of second through holes, And a valve plate member installed in close contact with the upper surface of the through-hole of the body.

The upper valve body is formed with a single-shaft boss at the center of the upper convex groove, and an engagement groove for fixing the lower valve body to the lower valve body is formed on the inner surface of the groove. A projection is formed to protrude.

The lower valve body is formed of a plate material having the same shape as that of the upper valve body in the plan view. The lower valve body is fitted with the groove of the upper valve body and has a hollow circular insertion portion for communicating the inside and the outside, and a plurality of ribs And a coupling protrusion protruding from the coupling protrusion, the coupling protrusion being inserted into the coupling groove at the outer side of the main surface of the circular insertion portion.

The valve plate member is a disc-shaped plate member which is fitted to the short axis of the lower valve body and is supported by the uniaxial boss of the upper valve body. Preferably, the valve plate member is thicker at the center and thinner than the central portion. The reason for this is that when the user breathes, the valve plate is brought into close contact with the upper surface of the circular insertion portion forming the second through hole to cut off the outside air and to easily release the valve plate member from the upper surface of the circular insertion portion when breathing.

In addition, a string adjusting member is provided on both upper ends of the mask body so that the earring straps can be adjusted by the user in a customized manner. The string adjusting members are formed of plate members of the shape of an upper half, It is preferable that a hook piece is formed and the hook-shaped hook piece is provided with a gull-like shape which is easily inserted into the cord guide groove for hooking the earring strap.

The strap adjusting member is formed in a shape such that the strap adjusting member is formed on the bottom surface of the mask body to be attached to the wearer's body.

According to the mask for removing fine dust of the present invention, exhaust valves are provided on both sides of a mask body having good air permeability and good filtration property, and the mask main body is provided with detachable inner and outer covers and fixed together by an exhaust valve, The air in which the outside air is introduced through the mask main body in a relaxed state such as the normal breathing of the wearer which is the function of the wearer and the respiration is discharged through the exhaust valves on both sides and the inner cover which is exchanged from time to time by attaching / And can be easily combined or separated.

Further, according to the present invention, since the outer cover is made of a textile fabric woven in a triple structure, the shape of the mask body remains unchanged, and the airtightness of washing and of washing is excellent.

In addition, the fine dust removing mask of the present invention is provided with a multilayer fiber sheet comprising a plurality of filter materials, which are functional fabrics, to provide an antibacterial and deodorizing function, as well as removal of fine dust, thereby preventing bad breath, And when the bad breath, acupuncture, and cosmetics start to appear after a certain period of use, the inner cover can be separated, disposed of, and a new inner cover can be used in combination, thereby achieving an optimum effect for hygiene and health care .

In addition, since the edge of the valve plate of the exhaust valve is made thin, the valve plate is surely sealed to the valve body when inhaling, and the valve plate is easily separated from the valve body when the valve is in an exhalation state. There is an effect to be done.

In particular, since two exhaust valves are provided on both sides of the mask body, it is possible to perform the same breathing as usual, and as a result, it is possible to accurately pronounce the sound when the user speaks the language most of the time, The effect of removing the mask is eliminated.

Further, according to the present invention, it is possible to easily adjust the earring straps of the mask such that the user can align them by providing the arched string catching pieces having arc-shaped string guide grooves on both sides of the plate material and the gull-like string guide grooves guided by the arc- have

1 is a perspective view showing a mask for removing fine dust according to a preferred embodiment of the present invention.
FIG. 2 is a perspective view of a mask for removing fine dust according to the present invention in exploded view.
3 is an exploded view of the outer cover according to the present invention in a flat state.
4 is an exploded view of the inner cover according to the present invention in a flat state.
5 is an exploded perspective view showing the exhaust valve in the mask for removing fine dust of the present invention.
Fig. 6 is a longitudinal sectional view of Fig. 5; Fig.
7 is a longitudinal sectional view of another embodiment of the exhaust valve of the present invention.
FIG. 8 is a perspective view showing an adjusting part of an earring string applied to the mask of the present invention. FIG.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of a mask for removing a fine-grained surface according to the present invention will be described in detail with reference to the accompanying drawings.

It is to be understood that both the foregoing general description and the following detailed description of the present invention are exemplary and explanatory and are intended to be illustrative, And can be changed according to the intention of the user, the intention of the operator, customs, and the like. Therefore, the definition of a term should be based on the contents of this specification.

1 to 11 are views illustrating a mask for removing fine dust according to a preferred embodiment of the present invention.

1, the mask for removing fine dust of the present invention includes a mask body 100, an exhaust valve 200 provided on both sides of the central portion of the mask body 100, And a string adjusting member 300 provided so as to be worn on the user's ear by using the strap 310. [

The mask body 100 is provided in a shape that surrounds the wearer's eyes from the sides including the balls on both sides to the jaws, and is formed by the outer cover 110 and the inner cover 120 for refilling inside thereof.

The outer cover 110 and the inner cover 120 are made of a textile fabric. The outer cover 110 and the inner cover 120 are cut in such a manner as to have a butterfly wing shape symmetrically shaped and connected to each other by sewing the sewing portions 116 and 126, It is provided in a three-dimensional ergonomic wrapping three-dimensional shape ranging from the bottom to the jaw including both balls.

Coupling through holes 117 and 127 are formed in the upper portions of the outer cover 110 and the inner cover 120 on the sewing portions 116 and 126 so as to penetrate the exhaust valve 200 at positions corresponding to each other.

The outer cover 110 is provided in a triple structure composed of the skin layers 111 and 112 on both surfaces woven by polypropylene and the intermediate layer 113 woven in such a manner that the skin layers 111 and 112 are separated from each other. The skin layer 111 on the outer side of the skin layers of the outer cover 110 is preferably woven in a net shape in order to improve air permeability.

In addition, the outer cover 110 may be any material that is not deformed when worn on the user's face and maintains a circular state, has good air permeability, is smooth, and can be hand-washed,

The inner cover 120 is provided with a multi-layer filter member for filtering harmful substances, yellow dust, and fine dust. For example, five types of endothelial fibrils, such as a spun bond 121, a melt blown 122, an activated carbon filter 123, a loess filter 124 and a polyester (Poly Ester 125) As shown in FIG. The spun bond 121 has excellent tactile feel and flexibility, is excellent in filtration function and air permeability, has high heat insulation, thermal insulation and water repellency, and has antibacterial properties. The melt blown 122 generates static electricity to maximize the collection amount of impurities and is harmless to the human body. The activated carbon filter 123 has an anti-seizing and antibacterial function, eliminates odor and toxicity, and has a cleaning effect. The loess filter 124 is excellent in antimicrobial and antimicrobial and deodorizing effects and has a great energy saving effect due to a heat storage effect. The polyester (Poly Ester, 125) has a smooth surface and does not easily smudge with the skin even when it touches the skin.

The mask body 100 according to the present invention differs from the conventional mask in that the refill inner cover 120 is made of a multi-layered fiber sheet by a plurality of filter materials, which are functional fabrics, unlike conventional masks which are difficult to reuse due to bad breath, It is possible to prevent the dampness of odors, saliva and cosmetics by preventing the antibacterial and deodorization as well as removing the fine dust. As described above, when the mask of the present invention is used for a certain period of time, when the bad breath, saliva, and cosmetics start to appear, the inner cover 120 can be separated and disposed of and the new inner cover 120 can be used in combination. It is possible to achieve the effect of

The outer cover 110 and the inner cover 120 are integrally formed at the center of the upper end of the outer cover 110 and the inner cover 120 so that the air discharged from the user's nose or mouth does not leak to the upper end of the mask body 100. [ The first and second nose clips 130 and 140 are provided to freely form the center of the upper end of the nose portion. Since the second nose clip 140 of the inner cover 120 and the first nose clip 130 of the outer cover 110 come in close contact with each other from the upper part of the wearer's nose to the lower parts of the eyes on both sides thereof, In the breakout, the air discharged from the user's nose or mouth is not leaked, so even if the wearer wears glasses, fogging is prevented. On the other hand, when the user wears the breath, they block the fine dust.

Two exhaust valves 200 are provided on both sides of the center of the mask body 100 and the outer cover 110 and the inner cover 120 constituting the mask body 100 are connected to a pair of exhaust valves Are coupled and fixed to each other by a valve (200).

The exhaust valve 200 includes an upper valve body 210 having a convex upper portion and a hollow cap shape and having a plurality of first through holes 216 formed therein and an upper valve body 210 coupled to a lower surface of the upper valve body 210 A lower valve body 220 in which a plurality of second through holes 226 are formed and a valve plate 230 installed in close contact with the upper surface of the second through hole 226 of the lower valve body 220.

The upper valve body 210 is formed with a uniaxial boss 213 at the center of the convex groove 212 and a coupling groove 214 for coupling and fixing the lower valve body 220 to the inner surface of the groove 212. [ And a setting protrusion 215 protrudes from the bottom surface of the upper valve body 210 at regular intervals.

The lower valve body 220 is formed of a plate material having the same shape as that of the upper valve body 210. The lower valve body 220 is inserted into the groove 212 of the upper valve body 210 and is inserted into a hollow circular insertion portion A plurality of ribs 222 are radially provided at the upper end of the circular insertion portion 221 and a short axis 223 protrudes at the center of the rib 222 and the circular insertion portion 221 And a coupling protrusion 224 inserted and coupled to the coupling groove 214 protrudes from the outer surface of the main surface of the main body 210. [

The valve plate member 230 is a disc plate member which is fitted in a short axis 223 of the lower valve body 220 and is supported by the short axis boss 223 of the upper valve body 210. The valve plate member 230 has a thick central portion, It is preferable that it is formed to be thinner. The reason for this is that when the user breathes, the valve plate 230 is closely attached to the upper surface of the circular insertion portion 221 constituting the second through hole 226 to block the outside air, and the valve plate 230 can easily So as to be spaced apart from the upper surface of the circular insertion portion 230.

In particular, it is preferable that the upper end surface of the circular insertion portion 221 of the lower valve body 220 is formed as a valve seat having a high outer side and a low inner side. This is because the thin edge portions of the valve plate member 230 can be surely brought into close contact with each other to maintain airtightness.

A pair of exhaust valves 200 are provided on both sides of the mask body 100 so that the valve plate 230 of the exhaust valve 200 can be opened So that the same breathing as usual can be achieved. When the valve plate member 230 of the exhaust valve 200 is opened as described above, since the user speaks most of the language while breathing, it is possible to accurately pronounce the user's speech and to accurately speak the language. .

A string adjusting member 300 is provided on both sides of the upper portion of the mask body 100 so that the user can adjust the earring straps 310 in the same manner as the user. The string adjusting member 300 is formed of a plate member 301 having a shape of a vertical line and has arc-shaped thread catching pieces 303 having arc-shaped thread guide grooves 302 formed on both sides of the plate 301. The arc- It is preferable that the inlet 304 is formed in a wide gull shape so that it can be easily inserted into the string guide groove 302 in order to attach the earring strap 310 to the body 303.

The strap adjusting member 300 is attached to the outer side of the outer cover 110 of the mask body 100 and the surface of the strap adjusting member 300 attached to the outer cover 110 is formed with a fine concave / convex portion for enhancing the adhesion with the outer cover 110 Or may be provided in a bent shape in such a shape as to be seated and fitted on the balls on both sides of the user's face. The earring strap 310 may be of any type as long as it has elasticity. For example, the earring strap 310 may be a band or a rubber band so as to have elasticity.

 The process of assembling the mask for removing fine dust according to the present invention will be briefly described.

The inner cover 120 is laminated on the inner side of the outer cover 110 constituting the mask body 100 so that the coupling holes 117 and 127 of the outer cover 110 and the inner cover 120 are aligned with each other, An exhaust valve (200) is provided in the coupling holes (117, 127).

The exhaust valve 200 is installed on the outer side of the outer cover 110 so that the groove 212 of the upper valve body 210 coincides with the coupling hole 117, The circular insertion portion 221 of the lower valve body 220 is inserted into the groove 212 of the upper valve body 210 through the coupling hole 127 and the coupling protrusion 224 of the circular insertion portion 221 is inserted into the groove 212 of the upper valve body 210, The engaging projections 224 of the circular insertion portions 221 are engaged with the engaging grooves 214 of the main surface of the groove 212 so that the engaging projections 224 of the circular insertion portions 221 are engaged with the engagement grooves 214 of the main surface of the groove 212, (Not shown). When the upper and lower valve bodies 210 and 220 are engaged and fixed as described above, a number of setting projections 215 formed on the lower surface of the upper valve body 210 are set without pivoting the outer cover 110.

The outer cover 110 and the inner cover 120 constituting the mask body 100 can be easily engaged and fixed simply by providing the exhaust valve 200 as described above.

Hereinafter, a method for wearing the mask for removing fine dust of the present invention assembled as described above will be briefly described.

First, when the earring strap 310 is hooked through the strap adjusting member 300 provided on both upper ends of the outer cover 110 constituting the mask body 100, the user adjusts the earring strap 310 to fit comfortably without pressing .

As a method of adjusting the earring strap 310, a part of the earring strap 310, which is a closed band, is bent into an arc shape and is inserted into the string guide groove 302 of the string adjusting member 300, When the earlobe 310 is fixed to the ear of the user while the earlobe 310 is fixed to the back of the mask body 100, the earlobe 310 may be adjusted and fixed so as not to press the earlobe 310 too loosely.

After the earlobe 310 is adjusted as described above, the earlobe 310 on both sides of the mask body 100 is gently pulled and worn on the user's ears. When the mask is worn, the lower end portion of the mask body 100 is in close contact with the jaw and the ball of the user, the mouth and nose portions have space, and the face portion below the nose, which is the nose top, is in a floating state.

At this time, the first and second nose clips 130 and 140 provided at the upper end portions of the outer and inner covers 110 and 120 are corrected to be in close contact with the face under the eyes, which is the nose of the user. The first and second nose clips 130 and 140 at the upper end of the outer and inner covers 110 and 120 constituting the mask body 100 are corrected so that the exhaust valves 200 are closed so that the outside air is sucked only through the outer cover 110 and the inner cover 120 and filtered while being passed through the outer cover 110 and the inner cover 120 and then sucked. At this time, the central portion of the mask body 100 has a large space formed on the face including the user's mouth and nose, and the outside air is sucked and filtered through the wide space portion, so that the user can breathe and drink like the normal breathing .

On the contrary, when the user breathed out, the air discharged from the nose or mouth does not leak to the upper ends of the inner and outer covers 120 and 110 constituting the mask body 100, 200). ≪ / RTI >

 As described above, in the mask of the present invention, outside air is introduced through the mask body 100 in a relaxed state such as normal breathing of the wearer, which is a function of the mask, and the breathing air is discharged through both the exhaust valves 200 .

When the inner cover 120 is contaminated by using the mask of the present invention as described above, the lower valve body 220, which constitutes the exhaust valve 200, is gently rotated in the opposite direction to the assembling direction, Is separated from the upper valve body 210. When the lower valve body 220 is detached as described above, only the inner cover 120 is replaced with a new one from the outer cover 110 and the lower valve body 220 is assembled to the upper valve body 210 as described above. Since only the inner cover 120 is replaced in this way and can be reused several times, there is an economical advantage over the conventional mask for discarding the entire mask.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments and the accompanying drawings, and various changes and modifications may be made by those skilled in the art have.

100: mask body 110: outer cover
120: inner cover 200: exhaust valve
210: upper valve body 212: groove
213: Single shaft boss 214: Coupling groove
215: setting projection 216: first through hole
220: lower valve body 221: circular insertion portion
222: rib 223: abbreviation
224: engaging projection 226: second through hole
230: valve plate member 300: string adjusting member
301: plate member 302: string guide groove
303: Rope strap piece 310: Earring strap

Claims (5)

1. A fine dust removing mask comprising a mask body, an exhaust valve provided in the mask body, and a string adjusting member which can be worn on the user's ear by using an earring strap on both upper ends of the mask body,
Wherein the mask body is provided with an outer cover and an inner cover for refill inside thereof, wherein the outer cover and the inner cover are integrally formed with a central upper end portion to form a three-dimensional ergonomically wrapped three- And the sewing portions of the central lower end portion of the sewing portion are sewn to each other,
Wherein the exhaust valve is provided on both sides of a central portion of the mask body to form a pair, and the outer cover and the inner cover are fixed to each other,
The exhaust valve includes an upper valve body formed in an upward convex cap shape and having a plurality of first through holes formed therein, a lower valve body coupled to a lower surface of the upper valve body and having a plurality of second through holes, And a valve plate member installed in close contact with the upper surface of the through hole of the body,
When the valve plate is breathed, the central portion of the valve plate is thickened so as to be in close contact with the upper surface of the circular insertion portion forming the second through hole to block the outside air and to be spaced apart from the upper surface of the circular insertion portion, And the lower valve body is formed of a valve seat having a high outer side of the upper end surface of the circular insertion portion and a lower inner side so that the thin edge portion of the valve plate can be reliably brought into close contact with each other. Dust removal mask. delete The method according to claim 1,
Wherein the outer cover is a triple-layered fibrous sheet obtained by weaving intermediate layers so that the skin layers on both sides are woven with a net and the skin layers are separated and connected. The method according to claim 1,
Wherein the inner cover is provided with a multilayer filter member for filtering harmful substances, yellow dust, and fine dust. delete
KR1020160026875A 2016-03-07 2016-03-07 Mask for fine dust removal KR101840108B1 (en)

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Application Number Priority Date Filing Date Title
KR1020160026875A KR101840108B1 (en) 2016-03-07 2016-03-07 Mask for fine dust removal
PCT/KR2016/004330 WO2017155152A1 (en) 2016-03-07 2016-04-26 Fine dust removal mask

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Application Number Priority Date Filing Date Title
KR1020160026875A KR101840108B1 (en) 2016-03-07 2016-03-07 Mask for fine dust removal

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KR101840108B1 true KR101840108B1 (en) 2018-03-19

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KR102011242B1 (en) 2019-02-26 2019-08-14 이주용 Recyclable fine dust mask and manufacturing method thereof
KR102064763B1 (en) * 2018-08-17 2020-01-10 (주)휴레브 Inner air exhausting apparatus for fine dust mask
KR20200004107A (en) * 2018-07-03 2020-01-13 (주)유니맥스 Air valve structure of mask
KR20200008797A (en) * 2018-07-17 2020-01-29 주식회사 휴먼퍼스트 Mask strap adjustment module and mask strap length adjustable mask having the same
KR20200002197U (en) 2019-03-29 2020-10-07 최상철 Multifunctional helmet apparatus

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KR101968591B1 (en) 2017-10-26 2019-04-15 최정일 High performance air purification mask
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KR102516414B1 (en) * 2020-10-07 2023-03-31 유기석 mask
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KR101915542B1 (en) 2018-05-01 2018-11-06 장도익 Mask
KR20200004107A (en) * 2018-07-03 2020-01-13 (주)유니맥스 Air valve structure of mask
KR102098197B1 (en) * 2018-07-03 2020-04-08 (주)유니맥스 Air valve structure of mask
KR20200008797A (en) * 2018-07-17 2020-01-29 주식회사 휴먼퍼스트 Mask strap adjustment module and mask strap length adjustable mask having the same
KR102080342B1 (en) * 2018-07-17 2020-02-21 주식회사 휴먼퍼스트 Mask strap adjustment module and mask strap length adjustable mask having the same
KR102064763B1 (en) * 2018-08-17 2020-01-10 (주)휴레브 Inner air exhausting apparatus for fine dust mask
KR102011242B1 (en) 2019-02-26 2019-08-14 이주용 Recyclable fine dust mask and manufacturing method thereof
KR20200002197U (en) 2019-03-29 2020-10-07 최상철 Multifunctional helmet apparatus

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