KR20190115560A - A Mask with side discharging apparatus of exhaling - Google Patents

Abstract

The present invention relates to a mask with a side discharge apparatus of exhalation to induce rapid emission of air and prevent salvia of a mask user from spattering to the front when the user exhales by improving a structure of a mask body. The mask comprises: the mask body covering the nose and mouth on the face part of the user; a fixing part fixed by being hung on ears of the user or covering the head rear part on both ends of the mask body; and the side discharge apparatus of exhalation provided on both sides of the mask body, rapidly emitting air where the user exhales and blocking the inflow of air when the user inhales.

Description

Mask with side discharging apparatus of exhaling}

The present invention relates to a mask having a side exhalation device, and more particularly, to prevent the saliva from splashing forward during the exhalation of the mask user to give unpleasant to others or to prevent the infection due to direct contact of pathogens The present invention relates to a mask having side expiration device for quickly discharging exhaled air on both sides of the main body.

In general, the mask is used to prevent the fine dust in the air or virus dust enters the human body through the respiratory system or damage to others due to the outflow of air, such as cold virus.

Recently, the necessity of using a mask throughout the four seasons is increasing due to contaminants such as yellow dust or soot and SARS virus, and various types of masks have been proposed.

As an example of such a mask has been proposed Patent No. 10-1730083. The present invention relates to a mask having an exhaust valve, and includes a mask-shaped body and an opening formed in the body, the opening being formed to penetrate at a position corresponding to the mouth of the user, and the exhaust valve formed in the opening. Accordingly, the outer frame is formed at the same time when the body is formed, and the outer dust is introduced into the opening and at the same time coupled to the upper portion of the outer frame to prevent the inside of the mask body to move to close the intake opening, the exhaust opening A mask structure with an exhaust valve including a suction membrane moving to open the door is proposed.

By the way, the exhaust valve proposed in the registered patent is installed in a position corresponding to the user's mouth, that is, the opening formed in the center of the body, and has a structure in which a thin and simple suction membrane such as rubber and silicon is provided in the outer frame to When you exhale, especially during loud conversations or sneezing, saliva, such as saliva, passes directly through the suction membrane and is discharged to the front of the mask, which is likely to cause discomfort to the person in the conversation.

In particular, the exhaust valve has a structural disadvantage that can not block the outflow of cold virus, etc. during the conversation of the mask user because there is no air filtration performance.

In addition, since the mask is usually made of non-woven fabric, when the rain water comes into contact with the surface, there is a high risk of absorption, thereby causing difficulty in breathing, and also causing discomfort when the wet mask is in contact with the skin. In particular, when the mask contains moisture, it is difficult for the user to breathe, it is difficult to discharge the air quickly when exhaling, and it is difficult to communicate because the volume is not sufficiently transmitted to the outside when talking with others.

Accordingly, the present invention has been made to solve the fundamental problems of the prior art, the object of the present invention is to prevent the saliva from jumping forward when the mask user exhales to the other person while preventing the rapid air due to exhalation It is to provide a mask having an exhalation discharge device on both sides of the mask body to induce the discharge.

In another aspect, the present invention is to provide a mask having a replacement filter that can perform filtering upon the discharge of air due to sneezing or dialogue in the side exhalation discharge device and can be easily replaced as necessary.

In addition, the present invention can increase the filtration efficiency of the fine dust as well as minimize the shape deformation due to the influence of the wind, etc. when worn on the face and minimizes the absorption and penetration of moisture into the mask, but without the discomfort caused by the skin contact of moisture The present invention also provides a mask having an antibacterial function for preventing various bacteria from penetrating into the respiratory tract.

The present invention for solving the above technical problem;

A mask body that covers the nose and mouth of the face of the user's face, a fixing part that is fastened to the user's ear or wraps the back of the head at both ends of the mask body, and is provided on both sides of the mask body to expedite the air when the user exhales. It is configured to include a exhalation exhaust device for the side to discharge the air inlet and block the air inlet; The exhalation device for side breathing is supported by being inserted into the through portion from the rear of the mask body, the base frame is formed in the first seat is formed in the front and the second seat is formed in the rear by a partition having a plurality of air discharge holes, and A plate-shaped pad pad seated on a first seating portion of the base frame to open and close the air discharge hole, a closing cap coupled to the first half of the base frame at the front of the mask body, and having a ventilation hole formed therein; Provided is a mask having a side exhalation device for the side, characterized in that consisting of a replacement filter is detachably provided in the second seat.

In this case, through portions are formed at both sides of the mask body, and support portions are formed along edges of the through portions; The base frame is formed on the rear outer surface of the body is formed with a first support jaw supported on the rear of the support portion formed along the edge of the through-hole of the mask body; The opening and closing pad is provided with a plurality of elastic wings are divided into the cut along the edge; A second support jaw supported on the front surface of the support part formed along the edge of the through part of the mask body is formed on the rear outer surface of the closing cap; The replacement filter is characterized in that the handle which the mask user can pull when the replacement filter seated on the second seating portion of the base frame to the rear end of the body is formed protruding.

And at least one mounting protrusion protruding from the partition wall of the base frame toward the first seating portion; One or more mounting holes corresponding to the mounting protrusions of the base frame are formed on the pad, and are inserted into the mounting protrusions; The closing cap is formed in the center of the body of the pressing pad for pressing the center portion of the partition pad of the base pad seated on the first seating portion of the base frame, the mounting portion of the base frame is inserted into the pressing portion A projection seating groove is formed; The replacement filter is provided with an extension that is in close contact with the rear edge of the body of the base frame along the edge to prevent separation when mounted to the second seating portion of the base frame, the extension is provided with a pressure-sensitive adhesive to facilitate attachment and detachment. It is done.

In addition, the mask body is made of a synthetic resin material and is provided between the front and rear housings and a plurality of first and second entrance and exit holes through which air can enter and exit the surface and the front and rear housings to filter fine dust One end is integrally fixed to the filtration filter and the upper and lower edges of the front and rear housings, and the other end is formed of upper and lower support members in close contact with the user's face.

According to the present invention is provided on both sides of the mask body having a structure for expelling the air smoothly during the exhalation having a structure for expelling the air wearing the mask quickly exhales as well as the saliva of the user of the mask bouncing forward There is an advantage that can prevent the feeling of being uncomfortable to others.

In addition, the present invention is equipped with a replacement filter that is easy to attach and detach the side exhalation device for hygienic use can be replaced by a new replacement filter after the mask user uses a single use.

In addition, according to the present invention, the mask body is made of a synthetic resin material and is provided with a filtration filter inside the mask body in which the first and second entrance and exit holes are formed, thereby increasing the filtration efficiency of fine dust as well as due to the influence of wind on the face. The shape deformation can be minimized to prevent the mask body from directly touching the face.

In addition, the mask body according to the present invention is made of a synthetic resin material can minimize rain water is absorbed by the filtration filter, and thus there is no malaise due to the skin contact of moisture and by forming an antimicrobial coating layer inside the mask body, various bacteria are respirator It is also hygienic because it can prevent infiltration into the inside.

1 is a front view of a mask equipped with a side exhalation device according to the invention.
2 is a cross-sectional view of a mask provided with a side expiration device according to the present invention.
Figure 3 is an exploded perspective view showing a side exhalation device according to the invention from the upper side.
Figure 4 is an exploded perspective view showing a side exhalation device according to the invention from the bottom side.
5 is an assembled cross-sectional view of the side exhalation device according to the invention.
Figure 6 is a cross-sectional view showing a wearing state of the mask equipped with a side exhalation device according to the invention.
7 is a view showing a mask having a side exhalation device according to another embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings, a preferred embodiment of a mask having a side exhalation device according to the present invention will be described in more detail.

1 to 6, the mask 1 is provided with a side exhalation device according to the present invention is a mask body 100 surrounding the nose and mouth of the face of the user's face, and both ends of the mask body 100 Fastening part 200 which is fastened to the user's ear or wrapped around the rear of the head and provided on both sides of the mask body 100 to expel the air quickly when the user exhales and exhalation for the side to block the inflow of air during inhalation It is configured to include a discharge device (300).

Hereinafter, the structure of each part of this invention is demonstrated concretely.

The mask body 100 is made of a synthetic resin material, and the front and rear housings 110 and 120 formed with a plurality of first and second entrance and exit holes 113 and 123, through which air may enter and exit, and the front and rear housings ( 110, 120 is provided between the filtration filter 130 for filtering fine dust, and one end is integrally fixed to the upper and lower edges of the front and rear housing (110, 120) and the other end is in close contact with the user's face And lower support members 140 and 150.

The front housing 110 has a front contact portion of the first body 111 is exposed to the outside and the first contact portion 114 protruding rearward outward along the edge of the first body 111 is formed extending, the rear The housing 120 has a second contact portion 124 extending from the rear side of the second body 121 to the outside and protruding outward along the edge of the second body 121. In this case, the first and second close parts 114 and 124 are formed to couple the front and rear housings 110 and 120.

As described above, the front and rear housings 110 and 120 are made of polyethylene (PE) and polypropylene (PP), which are harmless to the human body, and can be bent on both sides of the center to surround the respirator. Injection molding or thermocompression bonding of the film produces a smooth surface. In this case, the elasticity is present in the production of a film having a thickness of 0.3 mm to 0.5 mm, so that both sides of the front and rear housings 110 and 120 may be bent even when the first and second close parts 114 and 124 are joined. .

Meanwhile, when the front and rear housings 110 and 120 form the first and second close contact portions 114 and 124 stepwise, an accommodation space in which the filtration filter 130 may be seated may be formed when the junction portion P1 is integrally coupled to each other ( 100a) is formed. In this case, the joint part P1 may be bonded by applying an adhesive to the first or second adhesive parts 114 and 124 or by thermally bonding the first and second adhesive parts 114 and 124. Of course, in the case of thermal fusion, it is preferable to bond the whole air evenly and integrally to prevent the outside air from flowing into and out of the accommodation space 100a through the gap between the first and second adhesion parts 114 and 124.

The first body 111 of the front housing 110 has a plurality of first entrance and exit holes 113 through which air is allowed to enter and exit, and the second body 121 of the rear housing 120 is formed on the surface of the first body 111. A plurality of second entrance and exit holes 123 through which air can enter and exit are formed. Such first and second entrance and exit holes 113 and 123 are intended to allow air to enter and exit when the user of the mask 1 wears and breathes. The diameter of the first and second entrance and exit holes 113 and 123 is preferably 0.3 to 0.5 mm. It is also possible to form an oval.

A first groove 112 is formed on a surface of the first body 111 of the front housing 110 and a plurality of first entrance and exit holes through which air can enter and exit the first groove 112. 113 is formed, a second groove portion 122 protruding forward is formed on the surface of the second body 121 of the rear housing 120 and a plurality of air through which the air can enter and exit the second groove portion 122. The second entrance and exit hole 123 is formed.

The first and second grooves 112 and 122 have a diameter of 2 to 3 mm on the outer circumferential surface, and a circular surface having a diameter of 1 to 2 mm on the center of the depth of 1 to 1.5 mm, and 0.3 to 0.5 mm on the wall surface. One or more first and second entrance and exit holes 113 and 123 penetrating in a circular shape are each formed, and preferably three to six are formed.

As the central circular surfaces of the first and second grooves 112 and 122 are formed stepped as described above, a space is secured when the filtration filter 130 is pressurized to move in the process of entering and entering the first and second entrance and exit holes 113 and 123. It is preferable to adsorb fine dust and the like by adhering the air to the antimicrobial coating layers 115 and 125 formed on the rear of the front housing 110 and the front of the rear housing 120.

Of course, the first and second grooves 112 and 122 may be formed in a concave dome shape as needed, and the sizes of the first and second entrance and exit holes 113 and 123 may be variously designed and deformed. It belongs to the scope of the present invention.

According to such a structure, the first and second grooves 112 and 122 pressurize the filtration filter 130 seated in the accommodation space 100a to enable stable support and the number of the first and second entrance and exit holes 113 and 123. Can be increased to induce a smooth air intake.

In the rear of the front housing 110 and the front of the rear housing 120, the antibacterial coating layer (115, 125) using tourmaline or phytoncide stock solution or diluent excellent in odor removal, particulate dust removal, antibacterial, formaldehyde decomposition efficacy More is formed. Accordingly, the transmission or diffusion of bacteria can be blocked by removing the fine dust and bacteria in the air introduced into the accommodation space 100a through the first and second entrance and exit holes 113 and 123 and exhibiting antibacterial effects. In particular, when the phytoncide stock solution or diluent is applied to form the antimicrobial coating layers 115 and 125, there is also an advantage in which a refreshing feeling can be felt.

At this time, the phytoncide diluent can be used by diluting to various concentrations as necessary, for example, the phytoncide stock solution and water can be used by mixing in a weight ratio of 1: 100 ~ 10: 100.

In addition, the filtration filter 130 uses a nonwoven filter to collect dust in the outside air introduced into the accommodation space 100a through the first entrance and exit hole 113 of the front housing 110, but if necessary, hepa filter You can also use (Hepa Filter). Of course, in addition to the nonwoven fabric filter and the HEPA filter, various filters may be selectively used or various filters may be stacked and provided in the accommodation space 100a.

The filtration filter 130 is positioned between the preformed front housing 110 and the rear housing 120, and then formed along the edges of the front and rear housings 110 and 120. The junction part P1 is stably positioned in the accommodation space 100a.

In addition, the upper and lower support members 140 and 150 may be flexible and may apply an adhesive to the second contact portion 124 formed along edges of the front and rear housings 110 and 120, or may be heat-sealed to the second contact portion 114. P2) can be formed. In this case, when the bonding portion P2 is formed by thermal fusion, the upper and lower support members 140 and 150 are made of a nonwoven fabric made of PP or PE so as to allow thermal fusion to the second adhesion portion 24.

The upper and lower support members 140 and 150 have one end fixed to the upper and lower edges of the front and rear housings 110 and 120, that is, the first and second close parts 114 and 124, and the other end is fixed to the user's face. Close contact. In this case, in order to prevent the lifting of the close contact between the nose and the ball and to prevent slipping is fixed to the inner surface of the upper support member 140, the nose support hole 160 made of silicon material is in close contact with the nose.

At this time, the nose support hole 160 is formed with a nose seating groove 162 to be in close contact with the nose, the deformation state when an external force such as a wire is applied between the inner surface of the upper support member 140 and the nose support hole 160. The shape control metal material 170 to be maintained is provided to properly press or bend the shape control metal material 170 according to the shape of the user's nose to maintain the shape deformation of the nose support 160 to be in close contact with the nose. In this case, the shape control metal material 170 is installed in a hidden state to prevent skin damage.

Such a nose support 160 is formed inside the hollow portion 164 is pressed by the nose, and naturally wrap around the nose.

The upper and lower support members 140 and 150 may be folded up and down around the junction part P2 according to a nonwoven fabric made of PP or PE. Therefore, before using the mask 1, the other ends of the upper and lower support members 140 and 150 are folded in the rear direction of the rear housing 120, and when the mask 1 is used, the other ends of the upper and lower support members 140 and 150 are used. The other ends of the upper and lower support members 140 and 150 may be flipped and extended to the upper and lower sides of the rear housing 120 so as to be in close contact with the face.

And the fixing portion 200 to be fixed to the user's ear or the head rear portion wrapped on both ends of the mask body 100 can be used as a general wire-shaped earrings 201 as shown, It is also possible to comprise a left and right band portion surrounding the back of the head at both ends of the 100, by combining the male and female velcro tapes on the left and right band portions, respectively.

Such fixing part 200 can be made in a variety of shapes are all within the scope of the present invention is obvious.

On the other hand, both sides of the mask body 100 is provided with a side exhalation apparatus 300 for expelling the air quickly when the user exhales the through portions (respectively formed on both sides of the mask body 100) ( 101) is assembled. In this case, the mask body 100 may be manufactured by injection molding with a synthetic resin material, or may be manufactured by hot pressing the film, or may be manufactured by using only a nonwoven fabric. The through parts 101 are formed on both sides of the mask body 100, and the through parts The side exhalation device 300 can be assembled to.

The side expiration device 300 for this side is fitted to the through portion 101 in the rear of the mask body 100 is supported by the partition 312 having a plurality of air discharge holes (312a) in front of the first seating portion 313 is formed and the second seating portion 314 is formed in the rear and the base frame 310 and the first seating portion 313 of the base frame 310 is seated in the air discharge hole (312a) Plate-shaped pad pad 320 to open and close the closing cap 330 is coupled to the first half of the base frame 310 in front of the mask body 100 and the ventilation hole 332a is formed, and the base frame It is composed of a replacement filter 340 detachably provided to the second seating portion 314 of (310).

First, through portions 101 are formed at both side surfaces of the mask body 100, and support portions 101a are formed along edges of the through portions 101. The support portion 101a is for stably supporting the exhalation device 300 for the side, and the support portion 101a is formed to join the front and rear housings 110 and 120. Similarly, the front and rear housings 110 and 120 may be integrally coupled to each other by applying fusion or adhesive to prevent the internal filter means 130 from being exposed to the outside.

The base frame 310 is fitted from the rear side to the front portion 101 of the mask body 100.

At this time, the base frame 310 is manufactured by injection molding with a synthetic resin material such as rubber or PP, and the first seating portion 313 and the second seating portion 314 to the front and rear of the body 311 having a cylindrical shape A partition wall 312 divided by) is formed, and a plurality of air discharge holes 312a are formed in the partition wall 312.

In this case, the base frame 310 has a rectangular shape as a whole, and the air discharge hole 312a having a long hole shape is vertically formed on both sides of the partition 312.

The air discharge hole 312a performs a passage function of discharging air from the second seating portion 314 toward the first seating portion 313 when the mask 1 user exhales. The first supporting jaw 315 is supported on the rear surface of the body 311 of the base frame 310 on the rear surface of the support part 101a formed along the edge of the through part 101 of the mask body 100. It is formed, the first engaging jaw 316 for coupling the closing cap 330 is formed on the front outer surface of the body 311.

In addition, at least one mounting protrusion 317 protruding toward the first seating portion 313 is formed on the partition 312 so that the pad pad 320 is mounted thereon.

On the other hand, the pad pad 320 is to be seated on the first seating portion 313 of the base frame 310, the second seating portion 314 of the base frame 310 in the direction of the first seating portion (313). When the air moves, the air discharge hole 312a of the partition 312 is opened, and when the air moves from the first seating portion 313 toward the second seating portion 314, the air of the partition 312 is moved. It functions to close the discharge hole (312a).

The pad pad 320 is in close contact with the front surface of the partition 312 of the base frame 310, the center portion is a structure that is pressed by the closing cap 330, made of a rectangular shape as a whole, but having a silicone or synthetic resin film Made of material, the air moves from the second seating portion 314 of the base frame 310 to the first seating portion 313 when the mask user exhales, the edge is flipped forward, and the air outlet hole of the partition 312. When the 312a is opened and there is no air flow or the inhalation of the mask user, air is restored toward the first seat 313 from the restoring force of the opening / closing pad 320 or the second seat 314 of the base frame 310. The movement causes the edge to close the air outlet hole 312a of the partition 312.

In this case, the pad pad 320 is provided with a plurality of elastic wings 322 partitioned along the edge 321, the second seating portion 314 of the base frame 310 during the exhalation of the mask user When air moves toward the first seating portion 313, the elastic wing 322 is further leaned forward by the air pressure, and the opening area of the air discharge hole 312a formed at the edge of the partition 312 is further widened. There is this.

In addition, the pad pad 320 is formed with at least one mounting hole 323 corresponding to the mounting protrusion 317 of the base frame 310. Accordingly, when the pad pad 320 is inserted into the first seating portion 313 of the base frame 310, the mounting hole 323 may be inserted into the mounting protrusion 317 to stably set the seat.

In addition, the finishing cap 330 is formed in a rectangular shape as a whole is coupled to the first half of the base frame 310 in front of the mask body 100 is moved from the second seating portion 314 to the first seating portion 313. A vent hole 332a is formed to discharge one air to the outside.

At this time, the closing cap 330 is manufactured by injection molding with a synthetic resin material such as rubber or PP, the body 331 is formed in the inner wall surface of the space portion 333 opening the space portion 333 is formed. A second catching jaw 334 for coupling the base frame 310 is formed, and the first seating portion 313 of the base frame 310 in the center of the space portion 333 in the center of the body 331 A pressing unit 335 is formed to press the central portion of the pad pad 320 seated on the central portion of the partition wall 312 of the base frame 310. Such a pressing portion 335 is formed with a projection seating groove 335 into which the mounting protrusion 317 of the base frame 310 is inserted. That is, the pressing unit 335 has a function of supporting the pad pad 312 by pressing the pad pad 320 while the end portion surrounds the mounting protrusion 317 of the base frame 310.

In addition, a second support jaw 336 supported on the front surface of the support portion 101a formed along the edge of the through portion 101 of the mask body 100 is further formed on the rear outer surface of the closing cap 330.

According to this structure, the first supporting jaw 315 is inserted into the penetrating portion 101 of the mask body 100 by inserting the body 311 of the base frame 310 into the penetrating portion 101 of the mask body 100 from the rear side. The opening and closing pad 320 is seated on the first seating portion 313 in a state of being supported on the rear surface of the supporting portion 101a formed along the edge, and the closing cap 330 is a penetrating portion 101 of the mask body 100. When the second catching jaw 334 is coupled to the first catching jaw 316 of the base frame 310 by pressing forward, the base frame 310 and the closing cap 330 are integrally coupled to prevent separation. .

In this coupled state, the pressing part 335 of the closing cap 330 presses the center portion of the opening and closing pad 320 to the center portion of the partition 312 of the base frame 310 so that only the edge of the opening and closing pad 320 is forward. It becomes possible to be flipped. In addition, when the base frame 310 and the closing cap 330 is coupled, the support portion 101a in which the first support jaw 315 and the second support jaw 336 are formed along the edge of the penetrating portion 101 of the mask body 100. It is in close contact with the back and the front of the shell, respectively, to prevent air from flowing in and out through the gap. In addition, such a structure simplifies the installation and assembly of the side exhalation device 300 for the whole.

On the other hand, the replacement filter 340 is formed in a square shape as a whole can be mounted or detached to the second seating portion 314 of the base frame 310, when using a mask for a new replacement filter after use 340 can be used as a replacement. Such a replacement filter 340 may be made of natural fibers or synthetic fibers, it is also possible to use a sponge as needed. Of course, the replacement filter 340 may be made of a laminated filter manufactured by laminating one or more natural fiber nonwoven fabric, synthetic fiber nonwoven fabric, sponge, and the like.

The replacement filter 340 is a rear edge of the body 311 of the base frame 310, that is, the first catching jaw along the edge of the replacement filter 340 to prevent the separation when mounted on the second seating portion 314 of the base frame 310 An extension portion 341 close to the rear surface is formed. The extension part 341 is provided with an adhesive 343 so that attachment and detachment are easy.

In addition, the replacement filter 340 has a handle 342 protruding further formed on one side of the rear end of the body 341 so that the body 341 of the replacement filter 340 has a second seating portion (3) of the base frame 310. When mounted on the 313, the handle 342 is exposed to the outside of the rear end of the base frame 310, so when the replacement filter 340 is later removed when the mask user pulls the handle 342 can be easily removed. .

The replacement filter 340 has an advantage of applying or spraying the phytoncide stock solution or diluent to make the antibacterial function as well as the refreshing feeling during use of the mask. At this time, the phytoncide diluent can be used by diluting to various concentrations as necessary, for example, the phytoncide stock solution and water can be used by mixing in a weight ratio of 1: 100 ~ 10: 100.

In addition, the replacement filter 340 is provided in a sealed state in the packaging to prevent hygiene management and volatilization of the new replacement filter 340 replaced by the mask user is preferably used to tear off the wrapping paper during replacement Do.

On the other hand, Figure 7 is a view showing another embodiment of the present invention by molding the first and second body (111, 121) of the front and rear housings (110, 120) in a smooth form with a punch which is a known molding device The first and second entrance and exit holes 113 and 123 are drilled to form first and second burrs 113a and 123a along edges of the first and second entrance and exit holes 113 and 123. In this case, heat is applied during the punching process to maintain the shape after the first and second burrs 113a and 123a are formed along edges of the first and second entrance and exit holes 113 and 123.

At this time, by pressing from the front to the rear of the first body 111 with a punch to form a first entrance and exit hole 113 is irregularly formed in the rear at the rear, the rear of the second body 121 By pressing forward, the second burr 123a is molded into the second entrance and exit hole 123 irregularly formed forward.

Such first and second burrs 113a and 123a serve to first catch dust when air enters and exits. More specifically, the first burr 113a catches the external air while the user breathes in through the first inlet and outlet 113, and the second burr 123a catches the air when the user exhales. It serves to hold when discharged through the second entrance and exit hole (123).

While the present invention has been shown and described with reference to certain preferred embodiments, the present invention is not limited to the above embodiments and those skilled in the art without departing from the spirit of the present invention. Various modifications may be made by the method.

1: mask 100: mask body
100a: accommodation space 110: front housing
111: first body 112: first groove
113: first entrance and exit 114: first close contact
115: antimicrobial coating layer 120: rear housing
121: second body 122: second groove
123: second entrance and exit 124: second close contact
125: antimicrobial coating layer 130: filtration filter
140: upper support member 150: lower support member
160: nose support 170: shape control metal material
200: fixed portion 300: side exhalation device
310: base frame 320: opening and closing pad
330: closing cap 340: replacement filter

Claims (4)

A mask body 100 surrounding the nose and mouth of the face of the user's face, a fixing part 200 which is fixed to the user's ear or wrapped around the back of the head at both ends of the mask body 100, and the mask body 100 It is provided on both sides to quickly discharge the air during the exhalation of the user and when configured to include a side exhalation exhaust device 300 for blocking the inflow of air;
The side expiration device 300 is inserted into and supported by the through part 101 at the rear of the mask body 100, but is first seated in front by a partition wall 312 having a plurality of air discharge holes 312a. 313 is formed and a second seating portion 314 is formed at the rear portion of the base frame 310 and the first seating portion 313 of the base frame 310 is seated in the air discharge hole (312a) A plate-shaped pad pad 320 to be opened and closed, a closing cap 330 coupled to the first half of the base frame 310 in front of the mask body 100 and having a vent hole 332a formed therein, and the base frame ( Mask having a side expiration device for the side, characterized in that consisting of a replacement filter 340 is provided detachably on the second seating portion (314) of (310).
The method of claim 1,
Through portions 101 are formed on both side surfaces of the mask body 100, and support portions 101a are formed along edges of the through portions 101;
The base frame 310 has a first supporting jaw 315 supported on the rear surface of the support portion 101a formed along the edge of the through portion 101 of the mask body 100 on the rear outer surface of the body 311. Is formed;
The opening and closing pad 320 is provided with a plurality of elastic wings (322) partitioned along the edge 321;
On the rear outer surface of the closing cap (330) is formed a second support jaw (336) which is supported on the front of the support portion (101a) formed along the edge of the through portion 101 of the mask body (100);
The replacement filter 340 is a handle that a mask user can pull when removing the replacement filter 340 seated on the second seating portion 314 of the base frame 310 on one side of the rear end of the body 341. Mask with a exhalation device for the side, characterized in that the projection 342 is formed.
The method of claim 1,
At least one mounting protrusion 317 protruding from the partition wall 312 of the base frame 310 toward the first seating portion 313;
One or more mounting holes 323 corresponding to the mounting protrusions 317 of the base frame 310 are formed in the pad pad 320 to be fitted to the mounting protrusions 317;
The closing cap 330 is a central portion of the partition wall 312 of the base frame 310, the central portion of the pad pad 320 seated on the first seating portion 313 of the base frame 310 in the center of the body 331 A pressing portion 335 is formed to press on the pressing portion 335, and a projection seating groove 335 into which the mounting protrusion 317 of the base frame 310 is inserted is formed;
The replacement filter 340 is an extension part that can be in close contact with the rear edge of the body 311 of the base frame 310 along the edge so as to prevent the separation when mounting to the second seating portion 314 of the base frame 310 ( 341 is formed and the extension portion 341 is provided with a side surface exhalation device, characterized in that the pressure-sensitive adhesive (343) is provided to facilitate attachment and detachment.
The method of claim 1,
The mask body 100 is made of a synthetic resin material, and the front and rear housings 110 and 120 formed with a plurality of first and second entrance and exit holes 113 and 123 through which air can enter and exit the surface, and the front and rear housings ( 110, 120 is provided between the filtration filter 130 for filtering fine dust, and the upper end and the lower edge of the front and rear housing (110, 120) and one end is integrally fixed, the other end is in close contact with the user's face And a lower side support member (140,150) is provided with a side exhalation device for the mask.