WO2022169345A1 - Masque - Google Patents

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Publication number
WO2022169345A1
WO2022169345A1 PCT/KR2022/001900 KR2022001900W WO2022169345A1 WO 2022169345 A1 WO2022169345 A1 WO 2022169345A1 KR 2022001900 W KR2022001900 W KR 2022001900W WO 2022169345 A1 WO2022169345 A1 WO 2022169345A1
Authority
WO
WIPO (PCT)
Prior art keywords
mask body
coupled
vent hole
wearer
upper mask
Prior art date
Application number
PCT/KR2022/001900
Other languages
English (en)
Korean (ko)
Inventor
이원영
Original Assignee
이원영
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from KR1020210142528A external-priority patent/KR20220114464A/ko
Priority claimed from KR2020210001485U external-priority patent/KR20220002727U/ko
Application filed by 이원영 filed Critical 이원영
Publication of WO2022169345A1 publication Critical patent/WO2022169345A1/fr

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Classifications

    • 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
    • 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
    • A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
    • 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
    • A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
    • A62B18/10—Valves
    • 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

Definitions

  • the present invention relates to a mask.
  • a high-voltage current is applied to a porous non-woven fabric to produce an electrostatic filter fabric that collects fine particles by applying a high-voltage current to the microstructure, and then the electrostatic filters formed by cutting the electrostatic filter fabric are applied to the wearer's respiratory tract. It was prepared by combining to have a three-dimensional structure that can surround the.
  • the conventional mask Since the conventional mask has an integrated structure that covers the nose and mouth together, the entire mask must be taken off when it is necessary to open the mouth, such as when eating or drinking, so that both the nose and mouth are exposed to the outside. There was a problem that the problem of virus infection increased because of the frequent occurrence of the virus.
  • the present invention in order to solve the problems of the prior art described above, to provide an improved mask such that the air introduced from the outside during inhalation and the air discharged from the wearer's respiratory tract during exhalation flow along a separate flow path. There is this.
  • an object of the present invention is to provide a mask having a variably improved structure to selectively cover a wearer's mouth.
  • an object of the present invention is to provide a mask in which the wearer's mouth is exposed but the nose is always covered.
  • the present invention can separate and replace the filter from the main body, and by separating the filter from the main body, the filter area can be enlarged, and the purpose of the present invention is to provide a mask that can make breathing easier for the wearer according to the filter area expansion. There is this.
  • the mask according to a preferred embodiment of the present invention for solving the above-described problems is provided so as to selectively cover the wearer's nose and the upper mask body provided to selectively cover the wearer's nose, and the upper mask body is provided to selectively cover the wearer's mouth.
  • a mask body having a lower mask body detachably coupled; an inhalation unit coupled to the mask body and purifying external air when the wearer breathes in and supplying it to the mask body; and an exhaust unit coupled to the mask body and purifying the air discharged from the mask body when the wearer exhales to the outside.
  • the intake unit and the exhaust unit are respectively coupled to the upper mask body.
  • the upper mask body is formed on one side and has an inlet to which the intake unit is coupled, and an outlet to which the exhaust unit is coupled, which is formed on the other side opposite to the one side.
  • the intake unit includes an intake pipe coupled to the inlet and selectively opened to the intake pipe in a predetermined intake direction so that external air is supplied to the upper mask body through the intake pipe when the wearer breathes in. and a first check valve to be installed.
  • the exhaust unit includes an exhaust pipe coupled to the discharge port, and selectively open to the exhaust pipe in a predetermined exhaust direction so that the air discharged from the upper mask body is discharged to the outside through the exhaust pipe when the wearer exhales and a second check valve to be installed.
  • the upper mask body has an upper vent hole formed on one surface facing the lower mask body, and the lower mask body communicates with the upper vent hole when the upper mask body and the lower mask body are coupled. It has a lower vent hole formed on one surface facing the upper mask body so as to be possible.
  • the upper mask body further has a ball valve inserted into the upper vent hole to close the upper vent hole, and the lower mask body includes the ball valve when the upper mask body and the lower mask body are coupled. It further has a mesh body installed to pressurize the ball valve in the lower vent hole so that the upper vent hole is selectively opened while the valve is drawn out from the upper vent hole.
  • the ball valve includes an elastic piece having one end fixed to one surface of the upper mask body and the other end being a free end, and provided to be elastically deformable, and coupled to the other end of the elastic piece to be inserted into the upper vent hole. It has a valve body that becomes, the mesh body is installed so as to pressurize the valve body when the upper mask body and the lower mask body are coupled.
  • the lower mask body is rotatably hinged to the upper mask body.
  • the upper mask body has an upper straw-type valve formed on one surface facing the lower mask body
  • the lower mask body includes the upper straw-type valve when the upper mask body and the lower mask body are coupled. It has a lower straw-type valve formed on one surface facing the upper mask body to be inserted into the.
  • the upper straw-type valve is installed on the flow passage to close the flow passage and the flow passage formed therein so that the lower straw-type valve can be inserted
  • the lower straw-type valve is the flow passage It has a valve seat in which a cut line is formed to open the flow passage while being deformed by the lower straw-type valve when inserted into the passage.
  • the upper mask body has a first opening formed openly on one surface facing the lower mask body
  • the lower mask body has a second opening formed openly on one surface facing the upper mask body
  • the lower mask body is movable in the vertical direction and is detachably inserted into the first opening so that the inside of the upper mask body and the inside of the lower mask body communicate with each other by the first opening and the second opening.
  • the upper mask body provided so as to selectively cover the nose of the wearer's respirator; and a lower mask body that is provided to selectively cover a mouth of the wearer's respirator and is detachably coupled to the upper mask body, wherein the upper mask body communicates with the internal space of the upper mask body, an inhalation unit that purifies the external air sucked from the outside by the suction force applied from the respirator during inhalation and selectively delivers it to the inner space of the upper mask body; an exhaust unit communicating with the inner space of the upper mask body, selectively receiving the bet emitted from the respirator when the wearer exhales from the inner space of the upper mask body, purifying and discharging to the outside; and an upper vent hole formed on a surface facing the lower mask body, wherein the lower mask body selectively communicates with the upper vent hole when the lower mask body is coupled to the upper mask body.
  • It is formed on one surface facing the main body, and when selectively communicating with the upper vent hole, guides the outside air from the inner space of the upper mask body to the inner space of the lower mask body or allows the bet emitted from the mouth to be discharged from the lower part of the lower mask body. and a lower ventilation hole guiding from the inner space of the mask body to the inner space of the upper mask body.
  • the upper mask body includes: an inlet formed on one side to communicate with the inner space of the upper mask body, and to which the intake unit is coupled; and a discharge port formed on the other side opposite to the one side so as to communicate with the inner space of the upper mask body, and to which the exhaust unit is coupled.
  • the intake unit includes: an intake pipe coupled to the inlet; a first check valve that is selectively opened in the intake pipe in a predetermined intake direction so that the outside air is transferred to the inner space of the upper mask body through the intake pipe during the inhalation; and a first filter coupled to the intake pipe to purify the outside air and deliver it to the intake pipe.
  • the exhaust unit includes: an exhaust pipe coupled to the discharge port; a second check valve installed to selectively open in a predetermined exhaust direction in the exhaust pipe so that the bet is selectively discharged to the outside through the exhaust pipe; And it has a second filter installed in the exhaust pipe to purify the bet transmitted from the exhaust pipe to discharge to the outside.
  • the upper mask body further includes a ball valve inserted into the upper vent hole to close the upper vent hole
  • the lower mask body comprises: when the lower mask body is coupled to the upper mask body As the ball valve is drawn out from the upper vent hole, the upper vent hole is opened, and when the lower mask body is separated from the upper mask body, the ball valve is inserted into the vent hole and the upper vent hole is closed. It further includes a mesh body installed in the vent hole to pressurize the ball valve.
  • any one of the upper mask body and the lower mask body further includes a fitting groove formed on a surface facing the other of the upper mask body and the lower mask body, and the upper mask body and the lower mask body
  • the other of the mask body further includes a fitting protrusion formed so as to be able to fit into the fitting groove on one surface facing any one of the upper mask body and the lower mask body.
  • a folding member for pivotally hingedly coupling the lower mask body to the upper mask body is further provided.
  • the present invention relates to a mask, and has the following effects.
  • both the upper mask body and the lower mask body can be worn so that both the nose and mouth of the wearer are normally covered, and when eating or drinking a drink, only the nose is selectively covered by the upper mask body. It can be used in the form of separating the body. However, in general, most breathing proceeds through the nose. Accordingly, when it is unavoidably necessary to open the mouth, such as when eating or drinking a drink, it is possible to individually purify the outside air supplied to the nose and the bet emitted from the nose through the filter connected to the upper mask body. Through this, according to the present invention, even when the wearer has to open the mouth, it is possible to effectively purify the outside air and bet.
  • an intake filter which is a filter for exclusive use of outside air
  • an intake pipe which is an air path for exclusive use of outside air
  • bet is a mask
  • an exhaust pipe which is an air path for exclusive use of outside air
  • the present invention is to have a one-way structure formed so that the outside air and the bet separately flow along different paths.
  • the present invention can prevent the intake filter from getting wet due to the moisture contained in the bet, so that when the filter is wet due to the moisture contained in the bet during long-term use, fine dust, viruses, etc.
  • the purification performance of pollutants can be improved and the service period of the filter can be increased.
  • the present invention can prevent the outside air and the bet from mixing or interfering with each other through the one-way structure, thereby increasing the wearer's oxygen intake when wearing the mask, thereby preventing oxygen shortage caused by the mask can be prevented
  • the present invention has a structure in which the filter is physically separated from the mask body, unlike the conventional mask in which the filter is provided to function also as a mask body that covers the wearer's respirator.
  • the filter is physically separated from the mask body, unlike the conventional mask in which the filter is provided to function also as a mask body that covers the wearer's respirator.
  • FIG. 1 is a front view showing a mask according to the present invention.
  • Figure 2 is a state diagram showing a state of wearing the mask of Figure 1;
  • Figure 3 is an exploded perspective view showing a coupling relationship between the upper mask body and the lower mask body of the present invention.
  • Fig. 4 is a longitudinal sectional view of Fig. 3;
  • Figures 5a, 5b and 6 is a state of wearing a mask according to the present invention, showing a state in which the filter is disposed on the wearer's forehead, cheeks and head.
  • Figure 7a is a state of wearing a mask according to the present invention, the filter is placed on the wearer's cheeks and a state diagram showing the coupling relationship between the upper mask body and the lower mask body.
  • Figure 7b is a cross-sectional view showing a state in which the upper mask body and the lower mask body are in communication through the straw-type valve of the present invention.
  • Figure 8 is a state of wearing a mask according to the present invention, showing a state in which the filter is disposed on the wearer's shoulder.
  • FIG. 9 is a perspective view showing a state in which the upper mask body and the lower mask body of the present invention are hinged.
  • FIG. 10 is a cross-sectional view illustrating a coupling relationship between the upper mask body and the lower mask body of FIG. 9 ;
  • FIG. 11 is a perspective view showing a state in which the lower mask body of the present invention is slidably coupled to the upper mask body.
  • FIG. 12 is a cross-sectional view illustrating a coupling relationship between the upper mask body and the lower mask body of FIG. 11 ;
  • FIG. 13A and 13B are cross-sectional views showing the structures of the first check valve and the second check valve of the present invention.
  • FIG. 14 is a perspective view in which a portion of an intake pipe or an exhaust pipe is cut to show a check valve having a structure different from that of FIG. 13;
  • Figure 15 is a view showing an operating aspect of the check valve shown in Figure 13.
  • FIGS. 13A, 13B, and 14 are cross-sectional views and a perspective view showing a structure of a check valve having a structure different from that of FIGS. 13A, 13B, and 14;
  • 17 is a perspective view showing an aspect in which a plurality of filters are coupled to the check valve of the present invention.
  • FIG. 18 is a perspective view showing an embodiment in which the mask body according to the present invention consists only of the upper mask body.
  • the mask 100 includes a mask body 110 , 120 , an intake unit 130 , an exhaust unit 140 , and a mask body 110 , 120 ,
  • a fixing band 160 for fixing the intake unit 130 and the exhaust unit 140 to the wearer's ear, head, or the like may be included.
  • the mask body (110, 120) is provided to be mounted on the wearer's face so as to cover the wearer's respirator (N, M).
  • the mask body 110, 120 includes an upper mask body 110 in which an inner space 111 is formed to cover the nose (N) of the wearer's respirator (N, M), and the wearer's respirator (N, M)
  • a lower mask body 120 in which an inner space 120a is formed to cover the middle mouth M may be provided.
  • the mask bodies 110 and 120 are preferably made of any one of plastic, silicone, and rubber, but are not limited thereto. In addition, when the mask bodies 110 and 120 are made of hard plastic, silicone or the like may be attached or coated on the edges of the mask bodies 110 and 120 in order to increase adhesion with the face.
  • the mask body 110, 120 contains 95% to 99% of a synthetic resin material, and 1% to 5% of additives having sterilizing power against viruses and bacteria, such as copper, silver, zinc, functional synthetic resin protein, and activated carbon. It may be composed of a mixture that
  • they are detachably coupled to each other so that they can be selectively separated from the wearer's face.
  • both the upper mask body 110 and the lower mask body 120 can be worn so that both the nose (N) and the mouth (M) of the wearer are covered, such as when eating or drinking a drink.
  • the lower mask body 120 may be separated from the upper mask body 110 so that only the nose N is selectively covered by the upper mask body 110 .
  • the upper mask body 110 uses the intake unit 130 and the exhaust unit 140 connected to the nose (N). It is possible to separately purify the supplied external air and the bet emitted from the nose (N). Through this, the mask 100, even when the wearer has to open the mouth (M), it is possible to effectively purify the outside air and bet.
  • the upper mask body 110 and the lower mask body 120 may be coupled according to various methods.
  • any one of the upper mask body 110 and the lower mask body 120 forms the other of the upper mask body 110 and the lower mask body 120 . It may have a fitting groove 121 formed on one surface facing. Correspondingly, the other one of the upper mask body 110 and the lower mask body 120 is fitted into the fitting groove 121 on one surface facing any one of the upper mask body 110 and the lower mask body 120 . It may have a fitting protrusion 113 that is formed to be possible.
  • the upper mask body 110 and the lower mask body 120 communicate with each other so that moisture generated from the wearer's mouth can be discharged to the outside.
  • the upper mask body 110 may have an upper ventilation hole 114 formed on one surface facing the lower mask body 120 .
  • the lower mask body 120 is formed on one surface facing the upper mask body 110 to selectively communicate with the upper vent hole 114 when the upper mask body 110 and the lower mask body 120 are coupled. It may have a lower vent hole 122 that is
  • a ball valve 116 is inserted into the upper vent hole 114 to close the upper vent hole 114 , and a mesh 123 is provided in the lower vent hole 122 , the upper mask body 110 and the lower mask body 120 . ) is installed to pressurize the ball valve 116 when combined. Then, when the lower mask body 120 is coupled to the upper mask body 110 , the mesh body 123 pushes the ball valve 116 upward to open the upper ventilation hole 114 , and the lower mask body 120 moves the upper part of the mask body 120 . When separated from the mask body 110 , the ball valve 116 closes the upper vent hole 114 again.
  • the structure of the ball valve 116 is not particularly limited.
  • the ball valve 116 is selectively selected by an elastic piece 116a having one end fixed to the inner surface of the upper mask body 110 and the other end opposite to the one end being a free end, and the mesh body 123 . It is installed on the lower surface of the elastic piece 116a so that it can be inserted into the upper vent hole 114 or withdrawn from the upper vent hole 114 as it is pressed to open and close the upper vent hole 114, and the valve body has a hemispherical shape. (116b) and the like.
  • the elastic piece 116a is preferably made of a plastic or metal material, but is not limited thereto.
  • the elastic piece 116a may be detachably fixed to the elastic piece insertion groove 115 formed in the upper mask body 110 .
  • the present invention is not limited thereto, and the upper mask body 110 may be insert-injected to form an integral body with the elastic piece 116a.
  • the upper mask body 110 and the lower mask body 120, the lower portion of the upper mask body 110 and the upper portion of the lower mask body 120 is a straw-type valve ( 119, 129) may be coupled to each other and may have a structure that communicates with each other at the same time.
  • the straw-type valves 119 and 129 include the upper straw-type valve 119 formed at the lower end of the upper mask body 110 and the lower straw-type valve 129 formed on the upper end of the lower mask body 120 . can have
  • the upper straw-type valve 119 allows air to flow, but a flow passage formed therein so that the lower straw-type valve 129 is inserted when the upper mask body 110 and the lower mask body 120 are combined.
  • (119a) is installed on the flow passage (119a) to close the flow passage (119a), when the lower straw-type valve 129 is inserted into the flow passage (129a), the lower sucker
  • the valve seat 119b may have at least one cut-off line 119c capable of selectively opening the flow passage 119a while being elastically deformed by the large valve 129 .
  • the valve seat 119b is preferably installed at the lower end of the flow passage 119a, but is not limited thereto.
  • the lower straw-type valve 129 may have a flow passage 129a formed therein to allow air to flow.
  • the upper straw-type valve 119 when the lower straw-type valve 129 is not inserted, the air accommodated in the upper mask body 110 is the upper straw-type valve. It may be closed by the valve seat 119b so as not to be discharged to the outside through the valve 119 .
  • the upper straw-type valve 119 when the lower straw-type valve 129 is inserted, the inner space of the upper mask body 110 and the inner space of the lower mask body 120 to the straw-type valves (119, 129)
  • the valve seat 129b may be opened while being elastically deformed so as to communicate with the valve seat 129b.
  • the coupling force between the upper straw-type valve 119 and the lower straw-type valve 129 and between the upper straw-type valve 119 and the lower straw-type valve 129 A ring member 129a for increasing sealing performance may be installed.
  • the lower mask body 120 may be rotatably hinged to the upper mask body 110 by the folding member 125 .
  • the lower mask body 120 may be vertically rotatably coupled to the upper mask body 110 by the folding member 125 .
  • the present invention is not limited thereto, and the lower mask body 120 may be rotatably coupled to the upper mask body 110 by the folding member 125 .
  • the configuration of the ventilation holes 114 and 122, the ball valve 116, and the mesh body 123 described above in this embodiment may also be applied.
  • the lower mask body 120 is inserted into the upper mask body 110 or inserted into the upper mask body 110 while moving up and down in a state where at least a portion is fitted to the upper mask body 110 . It may be coupled to the upper mask body 110 so as to be withdrawn from the 110 .
  • rail grooves 117 may be formed in each of both inner surfaces of the upper mask body 110 .
  • coupling protrusions 126 that are slidably coupled to the rail grooves 117 may be formed on both outer peripheral surfaces of the lower mask body 120 . Through this, the lower mask body 120 may be raised or lowered according to the guidance of the rail groove 117 .
  • the inner space of the upper mask body 110 and the inner space of the lower mask body 120 communicate with each other through the opening.
  • the first opening 118 is formed at the lower end of the upper mask body 110
  • the second opening 127 is formed at the upper end of the lower mask body 120 .
  • the inner space of the upper mask body 110 and the inner space of the lower mask body 120 may communicate with each other by the first opening 118 and the second opening 127 .
  • the upper mask body 110 and the lower mask body 120 may be formed of a transparent material, a translucent material, a material having various colors or patterns, or a combination thereof.
  • the mask body 110, 120 is made of a transparent material so that the wearer's mouth M is visible from the outside
  • a third party looking at the wearer can observe the wearer's entire face from the outside, In particular, even when the third party has a hearing impairment, the third party can observe the shape of the wearer's mouth and communicate with the wearer smoothly.
  • the lower mask body 120 may have a sound transmission hole 128 formed so that the wearer's voice is transmitted to the outside.
  • the wearer's voice may not be transmitted well to the outside while sounding from the inside. It can help to deliver.
  • the lower mask body 120 is made of plastic or silicone, which is a sealing material, unlike a general non-woven antibacterial mask, hygiene management is difficult due to moisture or smell generated when breathing or talking.
  • an antibacterial member 128a having an antibacterial action or an air purifying action is attached to the sound transmission hole 128 .
  • the antibacterial member 128a be made of a material having significantly superior sound transmission compared to the sealing material constituting the mask body 110 and 120 .
  • the antibacterial member 128a may be composed of a composite material in which graphene and fibers are mixed, and a nonwoven material in which antibacterial particles such as copper, zinc oxide, and nanosilver are coated or mixed.
  • the intake unit 130 includes an intake pipe 131 coupled to one side of the upper mask body 110 , and external air A1 when the wearer breathes in through the intake pipe 131 . ) through the first check valve 132, which is installed to be selectively opened in a predetermined intake direction in the intake pipe 131 so as to be selectively supplied to the respirator (N, M), the intake pipe to purify the outside air (A1)
  • a first filter 135 coupled to the 131 may be provided.
  • a second check valve 142 that is installed to be selectively opened in a predetermined exhaust direction in the exhaust pipe 141 so as to be selectively discharged to the outside through the 141, and the air A2 passing through the second check valve 142 ) may be provided with a second filter 145 for purifying and discharging to the outside.
  • the intake pipe 131 may be coupled to the inlet 112a formed on one side of the upper mask body 110
  • the exhaust pipe 141 may be coupled to the discharge port 112b formed on the other side of the upper mask body 110 .
  • the structures of the first check valve 132 and the second check valve 142 are not particularly limited.
  • the first check valve 132 is inhaled while the valve seat (132a) is deformed in a predetermined intake direction due to the suction force applied from the respirator (N, M) when the wearer breathes in.
  • the organ 131 may be provided to be openable.
  • the exhaust pipe 141 may be provided to be openable.
  • the outside air (A1) during inhalation is purified by the first filter 135, which is an intake-only filter, and then the intake pipe 131, which is an intake-only air flow path.
  • the first filter 135, which is an intake-only filter can be supplied to the wearer's respirator (N, M) through, and when exhaling, the bet (A2) is discharged from the mask body 110, 120 through the exhaust pipe 141, which is an exhaust-only air flow path, and is an exhaust-only filter. It may be exhausted to the outside in a purified state by the second filter 145 . That is, the mask 100 is to have a one-way structure formed so that the outside air (A1) and the bet (A2) flow separately along different paths.
  • the mask 100 can prevent the first filter 135, which is the intake filter, from getting wet due to the moisture contained in the bet A2, so that the filter becomes wet due to the moisture contained in the bet when used for a long time. Due to this, the purification performance of pollutants can be improved, and the period of use of the filters 135 and 145 can be increased compared to the conventional mask in which the purification performance of fine dust, viruses, and other pollutants contained in the outdoor air is significantly lowered. .
  • the mask 100 can prevent the outside air A1 and the bet A2 from mixing or interfering with each other through the one-way structure, thereby increasing the wearer's oxygen intake through the mask 100 due to Oxygen deficiency can be prevented from occurring.
  • the mask 100 has a structure in which the filters 135 and 145 are physically separated from the mask bodies 110 and 120, unlike a conventional mask in which the filter functions also as a mask body that covers the wearer's respiratory tract. .
  • the size of the filters 135 and 145 can be freely adjusted in the mask 100 , unlike the conventional mask, it is possible to more effectively prevent oxygen deficiency from occurring due to the mask 100 .
  • the first check valve 132 and the second check valve 142 each have a cock body (132b, 142b) made of an elastic material, and a cock body ( A plurality of triangular piezoelectric bodies 132c and 142c divided by a plurality of incision lines 132d and 142d formed along a generatrix direction in the vertex regions of 132b and 142b may be provided.
  • the check valve structure in which the triangular pyeonche (132c, 142c) is provided has a simpler structure than the check valve provided with the valve seats (132a, 142a) described above, and is inserted into the intake pipe 131 or the exhaust pipe 141. It has the advantage of being easy to install.
  • valve seat (132a, 142a) described above can be greatly damaged due to deformation during long-term use, whereas the triangular pyeonche (132c, 142c) is a structure that is concentrated at the vertices of the concave body (132b, 142b). Therefore, it has the advantage of relatively little deformation.
  • the first check valve 132 may be configured as a disk-type check valve.
  • the check valve 132 is composed of a first semi-circular portion 132e having a closed structure and a second semi-circular portion 132f having a grid structure to allow air to pass through, and the inner circumferential surface of the intake pipe 131 is closed.
  • the fixed disks 132e and 132f are fixedly installed along the line, and the second semi-circular portion 132f is disposed in a position corresponding to, one end is fixed to the intake pipe 131, and the other end except for the one end is in the direction of air flow. It may have a valve seat (132h) of a semi-circular structure having a free end so as to move along it.
  • the check valve 132 having such a disc-shaped structure has a small area in which the valve seat 132h is fixed to the intake pipe 131, depending on the suction force applied from the wearer's respirator (N, M) when the wearer breathes in.
  • the valve seat (132h) may be opened in response to a sensitive response, and the valve seat (132h) may be closed in close contact with the second semi-circular portion (132f) of the grid structure when the wearer exhales.
  • the check valve 132 has not only excellent sealing force, but also has durability that can stably maintain the opening/closing performance even when used for a long time.
  • the second check valve 142 may be configured as a disk-type check valve.
  • the filter may be disposed at various positions.
  • filters 135 , 145 may be placed behind the wearer's ears.
  • filters 135 , 145 may be placed on the wearer's forehead or head.
  • filters 135 , 145 may be placed on the wearer's cheeks.
  • the filters 135 and 145 may be mounted on the neck or shoulder.
  • the intake pipe 131 and the exhaust pipe 141 are preferably configured in the form of a corrugated pipe, but are not limited thereto.
  • the first filter 135 and the second filter 145 are formed of a melt blown nonwoven fabric filter, but the present invention is not limited thereto.
  • the first filter 135 and the second filter 145 preferably have a sealed structure in which a plurality of melt-blown non-woven fabric filters are overlapped and inserted into the inner space, but are not limited thereto. .
  • a multi-connector 150 for connecting a plurality of first filters 135 or second filters 135 is installed.
  • this multi-connector 150 by increasing the surface area of the first filter 135 or the second filter 145, the air purification function of the mask 100 can be improved, and the wearer can breathe smoothly. It is possible to increase the wearer's oxygen intake.
  • the multi-connector 150 includes a coupling pipe part 151 coupled to the intake pipe 131 or the exhaust pipe 141 , and a plurality of distribution pipe parts coupled to the first filter 135 or the second filter 145 , respectively. may have 152 .
  • a plurality of filters 135 and 145 are preferably connected in parallel to the multi-connector 150 , but the present invention is not limited thereto. That is, a plurality of filters 135 and 145 may be connected in series to the multi-connector 150 .

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  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Pulmonology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Zoology (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)

Abstract

La présente invention concerne un masque comprenant : un corps de masque ayant un corps de masque supérieur apte à recouvrir sélectivement le nez d'un utilisateur et un corps de masque inférieur, qui peut recouvrir sélectivement la bouche de l'utilisateur et être couplé de façon séparable au corps de masque supérieur ; une partie d'inspiration qui est couplée au corps de masque, et qui purifie l'air externe pendant l'inspiration par l'utilisateur pour fournir celui-ci au corps de masque ; et une partie d'expiration qui est couplée au corps de masque, et qui purifie l'air évacué du corps de masque pendant l'expiration par l'utilisateur pour l'évacuer vers l'extérieur. Selon la présente invention, l'utilisateur peut porter à la fois le corps de masque supérieur et le corps de masque inférieur de sorte que le nez et la bouche sont recouverts en temps normal, et peut retirer le corps de masque inférieur pour recouvrir sélectivement uniquement le nez avec le corps de masque supérieur lorsqu'il mange ou consomme une boisson.
PCT/KR2022/001900 2021-02-08 2022-02-08 Masque WO2022169345A1 (fr)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
KR20210017745 2021-02-08
KR10-2021-0017745 2021-02-08
KR10-2021-0037835 2021-03-24
KR10-2021-0142528 2021-03-24
KR1020210142528A KR20220114464A (ko) 2021-02-08 2021-03-24 마스크
KR1020210037835A KR102401356B1 (ko) 2021-02-08 2021-03-24 마스크
KR2020210001485U KR20220002727U (ko) 2021-05-10 2021-05-10 마스크
KR20-2021-0001485 2021-05-10

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WO2022169345A1 true WO2022169345A1 (fr) 2022-08-11

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20100022632A (ko) * 2008-08-20 2010-03-03 (주)파인텍 일체형 날숨막에 의한 배기밸브가 형성된 마스크
JP2011200421A (ja) * 2010-03-25 2011-10-13 Yoshio Shimizu マスク
KR20120033615A (ko) * 2010-09-30 2012-04-09 왕종문 다기능 마스크
KR20140148043A (ko) * 2013-06-21 2014-12-31 주식회사 옵티메드 다인용 휴대 호흡기
KR102188526B1 (ko) * 2020-04-08 2020-12-08 최준용 공기청정용 안면마스크

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20100022632A (ko) * 2008-08-20 2010-03-03 (주)파인텍 일체형 날숨막에 의한 배기밸브가 형성된 마스크
JP2011200421A (ja) * 2010-03-25 2011-10-13 Yoshio Shimizu マスク
KR20120033615A (ko) * 2010-09-30 2012-04-09 왕종문 다기능 마스크
KR20140148043A (ko) * 2013-06-21 2014-12-31 주식회사 옵티메드 다인용 휴대 호흡기
KR102188526B1 (ko) * 2020-04-08 2020-12-08 최준용 공기청정용 안면마스크

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