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WO2021167164A1 - Masque - Google Patents

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Publication number
WO2021167164A1
WO2021167164A1 PCT/KR2020/005492 KR2020005492W WO2021167164A1 WO 2021167164 A1 WO2021167164 A1 WO 2021167164A1 KR 2020005492 W KR2020005492 W KR 2020005492W WO 2021167164 A1 WO2021167164 A1 WO 2021167164A1
Authority
WO
WIPO (PCT)
Prior art keywords
filter
mask
hole
exhalation
battery
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/KR2020/005492
Other languages
English (en)
Korean (ko)
Inventor
한원재
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cs E&l Co Ltd
Original Assignee
Cs E&l Co Ltd
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
Application filed by Cs E&l Co Ltd filed Critical Cs E&l Co Ltd
Publication of WO2021167164A1 publication Critical patent/WO2021167164A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • 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
    • 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
    • A62B18/025—Halfmasks
    • 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
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/02—Hydrogen or oxygen
    • C25B1/04—Hydrogen or oxygen by electrolysis of water
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis

Definitions

  • the present invention relates to a mask used for dust-proof, cold-proof, medical, industrial, and the like.
  • a mask refers to equipment that can be worn on the user's face to filter foreign substances such as fine dust that is inhaled with air when breathing.
  • air quality deteriorates as time goes by, and virus infection through droplets has become a social issue, the demand for masks is increasing.
  • the mask has a built-in electrostatic filter, which absorbs fine dust or ultrafine dust with positive or negative polarity to the electrostatic filter.
  • a mask equipped with an electrostatic filter since a mask equipped with an electrostatic filter is usually treated as a disposable, it should be worn for about a day and then discarded. This is because performance drops sharply.
  • fine dust or ultrafine dust may be introduced into the gap formed between the mask and the user's lower tube.
  • fogging occurs on the glasses of the glasses wearer by the exhalation of the user wearing the mask.
  • the leakage rate can be reduced, but a phenomenon in which moisture cannot be discharged occurs.
  • Water droplets are condensed on the inside of the mask by the exhalation of the user wearing the mask, and when the water droplets come into contact with the electrostatic filter, the electrostatic filter, which is vulnerable to moisture, loses its function.
  • An object of the present invention is to propose a mask that collects dust by using a constant voltage and can be used for a long period of time compared to a conventional mask.
  • the present invention is to propose a mask having a structure in which only the filter unit can be replaced.
  • the present invention is to propose a structure capable of reducing the leakage rate of the mask.
  • An object of the present invention is to provide a mask having a configuration capable of blocking the occurrence of a phenomenon in which moisture deteriorates the performance of the filter unit.
  • the present invention is to provide a mask capable of generating oxygen.
  • the body formed to surround at least a portion of the lower pipe; and a filter unit detachably mounted on the body, wherein the filter unit includes: a first filter and a second filter having a nonwoven fabric and a plating layer formed on a surface of the nonwoven fabric; and an insulator disposed between the first filter and the second filter.
  • the mask may include a receiving part provided on the body and formed to accommodate the filter part; a battery installed in the body; and an electrical connection part electrically connected to the battery and exposed to the accommodating part so as to be in contact with the first filter and the second filter, respectively, when the filter part is mounted on the accommodating part.
  • the electrical connection part is disposed on the opposite side of the insulator with respect to the first filter and on the opposite side of the insulator with respect to the second filter, and the receiving part connects the electrical connection part with the filter on both sides with the filter part interposed therebetween. It is formed to press toward the part.
  • the body may include: an intake area formed at a position facing the filter unit; and an exhaust region formed outside the intake region, wherein a structure that is opened by one of inhalation and exhalation and closed by the other is installed at a position facing the intake region and the exhaust region.
  • the structure may include: a base disposed at a position facing the intake area or the exhaust area and having at least one hole formed therein; And it is in close contact with the hole by inhalation or exhalation or spaced apart from the hole includes a valve for opening and closing the hole.
  • a periphery of the valve may include a first portion connected to the base; and a second portion separated from the base and having a length longer than the first portion, wherein the valve is tilted away from the hole with respect to the first portion by inhalation or exhalation to open the hole or Move in a direction closer to the hole to close the hole.
  • the structure further includes an elastic member, wherein the elastic member connects the base and the valve to each other, and is elastically deformed by inhalation or exhalation to attach the valve to the hole or to be spaced apart from the hole.
  • the mask may include: a battery installed in the body; and a water decomposition element installed in the body, electrically connected to the battery, and electrolyzing moisture between the wearer's lower tube and the body using power supplied from the battery.
  • the body may include: a first body disposed outside the mask; and a second body disposed between the lower tube of the mask wearer and the first body and formed to be coupled to the first body, wherein the first body and the second body are coupled to each other to accommodate the filter unit. It is formed so as to form a receiving portion and press the filter portion accommodated in the receiving portion from both sides when coupled to each other.
  • the mask further includes a bumper made of an elastic material formed along an edge of the main body, and the main body includes: an intake area formed at a position facing the filter unit; an exhaust region formed outside the intake region; and a flow guide protruding from the inner surface of the body and extending toward the exhaust area.
  • the filtration performance of the mask can be continuously maintained using a constant voltage as long as the capacity of the battery is not exhausted.
  • the filter unit is detachably mounted to the receiving unit, the filter unit and the battery
  • An electrical connection part electrically connecting the is pressed toward the filter part by the accommodating part. Accordingly, it is possible to maintain a state in which the filter part is in contact with the electrical connection part without a separate mechanism for physically connecting the filter part and the electrical connection part, and the filter part can be easily replaced.
  • the mask of the present invention since the mask of the present invention includes a bumper coupled to the rim of the body, the rim of the mask is in close contact with the user's lower pipe to reduce the leakage rate.
  • the valve can prevent moisture generated by the user's exhalation from flowing into the filter part, and since the water decomposition element electrolyzes moisture into hydrogen and oxygen, it is possible to prevent deterioration of the filter part's performance or occurrence of a short circuit.
  • oxygen generated as a result of electrolysis increases the oxygen concentration in the inhalation, helping the mask wearer to breathe more smoothly.
  • FIG. 1 is a conceptual diagram showing a mask of the present invention.
  • FIG. 2 is a conceptual diagram illustrating an electrical connection structure between a filter unit and a battery, and a water decomposition device and a battery.
  • FIG. 3 is a cross-sectional view of the mask shown in FIG. 1 .
  • FIG. 4 is a cross-sectional view showing another embodiment of the mask provided in the present invention.
  • FIG. 5 is a diagram schematically illustrating the concept of adsorbing fine dust and ultra-fine dust in inhalation in the filter unit of the present invention.
  • FIG. 1 is a conceptual diagram showing a mask 100 of the present invention.
  • the mask 100 of the present invention includes a body 110 , a fixing part 120 , and a bumper 130 .
  • the body 110 is formed to cover the lower duct of the mask wearer.
  • the lower canal refers to the lower chin part of the face with the cheekbones as the center in the dictionary. In this specification, it is not necessarily limited to the chin part, but is defined as referring to the lower part of the face with the cheekbones as the center.
  • the lower canal is a concept that includes the tip of the nose, the lips and their surroundings, and the chin.
  • the body 110 may be formed to gradually approach the lower tube of the mask wearer toward the edge, and to gradually move away from the lower tube of the mask wearer toward the center. Therefore, on the inside of the rim, the main body 110 covers the wearer's lower canal at a position spaced apart from the mask wearer's lower canal.
  • the body 110 includes an intake area 111 and an exhaust area 112 .
  • the inspiratory region 111 is an area through which air passes when the mask wearer breathes in.
  • the exhaust area 112 is an area through which air passes when the mask wearer exhales.
  • inhalation passes through the intake region 111 , and exhalation does not pass through the intake region 111 .
  • exhalation passes through the exhaust region 112 , and the inhalation does not pass through the exhaust region 112 .
  • air passes through the intake region 111 and the exhaust region 112 in only one direction, respectively.
  • the body 110 is made of a material with low air permeability, a material with a surface treatment to reduce air permeability, or air permeation so that the inhalation is inhaled only into the intake region 111 and the exhalation is exhausted only through the exhaust region 112 .
  • a material with low air permeability a material with low air permeability
  • a material with a surface treatment to reduce air permeability or air permeation so that the inhalation is inhaled only into the intake region 111 and the exhalation is exhausted only through the exhaust region 112 .
  • the body 110 may be made of a synthetic resin material.
  • an intake port 111a and an exhaust port 112a through which air can pass must be formed in the intake area 111 and the exhaust area 112 , respectively.
  • a breathable material may be added to the intake port 111a and the exhaust port 112a as needed.
  • the intake area 111 is preferably formed at a position corresponding to the nose or mouth of the mask wearer.
  • the flow of air through the intake area 111 is formed by the inhalation of the mask wearer. Therefore, as the intake area 111 is positioned closer to the nose or mouth of the mask wearer, breathing may become smoother.
  • the exhaust region 112 is formed outside the intake region 111 .
  • the outside of the intake area 111 refers to an area that does not overlap the intake area 111 .
  • a water decomposing element 150 is installed in the mask 100 to electrolyze moisture into hydrogen and oxygen. Among them, hydrogen has a tendency to rise because it is light. Therefore, the exhaust region 112 is preferably located at the upper portion of the body 110, but is not necessarily limited thereto. For example, it is not excluded that the exhaust region 112 is formed below the intake region 111 .
  • the intake area 111 may be formed to occupy a larger area than the exhaust area 112 .
  • the area of the inhalation area 111 affects the wearer's ability to breathe comfortably even while wearing the mask 100 . Therefore, the area of the intake area 111 must be greater than the area of the exhaust area 112 within the limited area of the body 110 so that the mask wearer can breathe comfortably.
  • the main body 110 may be made of a waterproof material or a material whose surface is waterproofed. Accordingly, even if water droplets are generated between the body 110 and the lower tube of the wearer due to the exhalation of the mask wearer, a phenomenon that permeates into the body 110 and affects the filter unit 160, which will be described later, can be prevented.
  • a flow guide 113 may be formed on the inner surface of the body 110 .
  • the flow guide 113 may have a structure that protrudes from the inner surface of the body 110 and extends continuously or discontinuously toward the exhaust region 112 .
  • the inner surface of the body 110 refers to a surface facing the wearer's lower canal.
  • the fixing part 120 is formed so that the main body 110 can be fixed to the user's face.
  • the fixing unit 120 may be made of a string to be hung on both ears, a string or cloth wrapped around the back of the head.
  • the fixing part 120 may be formed of an elastic material so that the main body 110 may be in close contact with the lower tube of the mask wearer.
  • the bumper 130 is coupled to the rim of the body 110 .
  • the bumper 130 is configured to directly contact the skin of the mask wearer.
  • the bumper 130 is formed of an elastic material such as silicone or urethane.
  • the mask 100 of the present invention includes a battery 140 for storing power, and a water decomposition device 150 for electrolyzing moisture into hydrogen and oxygen.
  • the battery 140 and the water decomposition element 150 are installed in the remaining area of the body 110 except for the intake area 111 and the exhaust area 112 . These configurations will be described later.
  • FIG. 2 is a conceptual diagram illustrating an electrical connection structure between the filter unit 160 and the battery 140 , and the water decomposing device 150 and the battery 140 .
  • the filter unit 160 includes a first filter 161 , a second filter 162 , and an insulator 163 .
  • the first filter 161 and the second filter 162 each include a nonwoven fabric 161a and a plating layer 161b.
  • a plurality of pores are formed in the nonwoven fabric 161a. Since the plating layer 161b is thinly formed on the surface of the nonwoven fabric 161a, the nonwoven fabric 161a may be generalized as a porous base material.
  • the nonwoven fabric 161a may be formed of at least one material selected from the group consisting of polyester, polypropylene, polyethylene, acrylic, and nylon.
  • the plating layer 161b may be formed of a material containing copper.
  • the plating layer 161b may be formed of copper, brass, or bronze, or may be formed of a metal obtained by laminating copper on a different base metal such as zinc.
  • the plating layer 161b may be formed by electroless plating.
  • the electroless plating has an advantage in that it can form the plating layer 161b having a uniform thickness compared to the electroplating.
  • the first filter 161 and the second filter 162 become electrically conductive. Therefore, when the first filter 161 and the second filter 162 are electrically connected to the battery 140, they may be charged with a (+) charge or a (-) charge.
  • the first filter 161 and the second filter 162 are disposed to face each other at positions spaced apart from each other.
  • the first filter 161 and the second filter 162 may have the same structure.
  • the insulator 163 is disposed between the first filter 161 and the second filter 162 .
  • the insulator 163 Since the insulator 163 has electrical insulation properties, the insulator 163 electrically insulates the first filter 161 and the second filter 162 .
  • One of both surfaces of the insulator 163 is in surface contact with the first filter 161 , and the other surface is in surface contact with the second filter 162 .
  • the insulator 163 comes into contact with the first filter 161 or the second filter 162 . It is preferable to have an area larger than the area.
  • the first filter 161 and the second filter 162 are electrically connected to each other, resulting in a short circuit.
  • the first filter 161 and the second filter 162 need to be charged with (+) or (-) charges, respectively, to remove dust. If a short circuit occurs, current flows along the closed circuit. The effect cannot be obtained.
  • the insulator 163 electrically insulates the first filter 161 and the second filter 162 to configure an open circuit, and accordingly, the first filter 161 and the second filter 162 are each (+ ) or a negative (-) charge.
  • the filter unit 160 has an insulator 163 interposed therebetween, a first filter 161 on either side of the insulator 163 and a second filter 162 on the other side of the insulator 163 . It can be understood as an arranged unit.
  • the filter unit 160 is detachably mounted to the body 110 .
  • the main body 110 is formed with a receiving portion (A) formed to accommodate the filter unit 160, the filter unit 160 may be inserted into the receiving portion (A) or drawn out from the receiving portion (A). . Since the filter unit 160 is a unit body, the first filter 161, the second filter !62, and the insulator 163 are inserted or pulled out together when inserted or withdrawn.
  • the electrical connection unit 170 electrically connects the battery 140 and the first filter 161 , and the battery 140 and the second filter 162 , respectively.
  • the electrical connection unit 170 is disposed on the opposite side of the insulator 163 with respect to the first filter 161 .
  • the electrical connection part 170 is also disposed on the opposite side of the insulator 163 with respect to the second filter 162 .
  • the former may be called a first electrical connection part 171
  • the latter may be called a second electrical connection part 172 .
  • the electrical connection unit 170 is electrically connected to the battery 140 . Since the first filter 161 and the second filter 162 have conductivity due to the plating layer 161b , the electrical connection part 170 is in contact with the surface of the first filter 161 or the surface of the second filter 162 . In this case, the first filter 161 and the second filter 162 may be electrically connected to the battery 140 through the electrical connection unit 170 , respectively.
  • the electrical connection part 170 is exposed to the accommodating part A so that when the filter part 160 is mounted in the accommodating part A, it comes into contact with the first filter 161 and the second filter 162, respectively.
  • the first electrical connection portion 171 and the second electrical connection portion 172 are disposed in the receiving portion (A), and disposed to face each other at a position spaced apart from each other.
  • the accommodating part (A) is formed to press the filter part 160 toward the electrical connection part 170 from both sides with the filter part 160 interposed therebetween. Therefore, when the filter unit 160 is inserted into the accommodating unit A, the electrical connection unit 170 may naturally come into physical contact with the first filter 161 or the second filter 162 .
  • the accommodating part A presses the electrical connection part 170 toward the filter part 160 .
  • the accommodating portion (A) is formed of an elastic material
  • the electrical connection portion 170 is disposed one by one on two surfaces facing each other at a position spaced apart from each other of the accommodating portion (A), the space provided in the receiving portion (A) If it is smaller than the filter unit 160 , as the filter unit 160 is press-fitted to the receiving unit A, the receiving unit A naturally presses the electrical connection unit 170 toward the filter unit 160 .
  • FIG. 3 This structure is shown in FIG. 3 .
  • the receiving portion (A) is formed to be open and closed by a stopper (not shown) provided with an elastic member (not shown), and the elastic member of the stopper is formed to be inserted into the space provided in the receiving portion (A) .
  • the electrical connection unit 170 is pressed toward the filter unit 160 by the elastic member.
  • a configuration in which one of the first electrical connection part 171 and the second electrical connection part 172 is provided on the elastic member of the stopper and the electrical connection part 170 is naturally connected to the battery 140 when the stopper is closed may also be considered. .
  • the water decomposition element 150 is installed in the body 110 is electrically connected to the battery.
  • the replacement cycle of the water decomposing element 150 is very long compared to the filter unit 160 or the battery 140, the replacement of the water decomposing element 150 is unnecessary unless the mask 100 is used for an excessively long period of time. can do.
  • Water vapor may be condensed by the exhalation of the mask wearer and water droplets may be generated.
  • water droplets generated between the body 110 and the wearer's lower tube flow into the filter unit 160 , it may cause a short circuit between the first filter 161 and the second filter 162 ,
  • the water decomposing element 150 is formed to electrolyze moisture between the wearer's lower tube and the body 110 into hydrogen and oxygen by using power supplied from the battery 140 .
  • the moisture is electrolyzed, it is possible to prevent a short circuit from occurring in the filter unit 160 and also to absorb oxygen or hydrogen generated as a result of the electrolysis.
  • Oxygen generated as a result of electrolysis has the advantage of increasing the acidity concentration of inhalation.
  • Hydrogen is also known to have antioxidant effects.
  • the water decomposition element 150 may be installed in a single number, but it is also possible to be installed in a plurality. A location where the water decomposing element 150 is installed may be determined as necessary.
  • the water decomposing element 150 is preferably disposed close to the flow direction of exhalation. Since the exhalation is exhausted through the exhaust region 112 , the water decomposing element 150 may be installed closer to the exhaust region 112 than the intake region 111 .
  • the water decomposing element 150 is preferably installed on the lower side of the inner surface of the main body 110 .
  • the inner surface of the body 110 refers to a surface facing the lower canal of the mask wearer.
  • FIG. 3 is a cross-sectional view of the mask 100 shown in FIG. 1 .
  • An intake region 111 and an exhaust region 112 are formed in the body 110 , and the water decomposition element 150 is installed, but the exhalation of the mask wearer is not exhaled only to the exhaust region 112 .
  • the exhalation is not only exhaled toward the water decomposing element 150 . Accordingly, there is a need to block the exhalation from being exhausted to the intake area 111 . This is because water droplets generated by exhalation may cause a short circuit in the filter unit 160 of the intake area 111 .
  • the filter unit 160 is installed only in the intake area 111 , so that when the inhalation flows into the exhaust area 112 , the mask wearer inhales unfiltered air.
  • a structure 181 that is opened by inhalation and closed by exhalation is installed at the position facing the intake area 111 or the intake area 111 .
  • a structure 182 that is closed by inhalation and opened by exhalation is installed at a position facing the exhaust region 112 or the exhaust region 112 .
  • the former may be referred to as a first structure 181 and the latter may be referred to as a second structure 182 .
  • the structures 181 and 182 include bases 181a and 182a and valves 181b and 182b.
  • the bases 181a and 182a are disposed at positions facing the intake area 111 or the exhaust area 112 .
  • the edges of the bases 181a and 182a are connected to the inner surface of the body 110 .
  • the bases 181a and 182a and the main body 110 may be configured as a single member.
  • At least one hole is formed in the bases 181a and 182a.
  • the holes are indicated by dotted lines.
  • the hole is formed in a region surrounded by the edges of the bases 181a and 182a.
  • valves 181b and 182b are connected to the bases 181a and 182a at the periphery of the hole. However, the valves 181b and 182b are not all connected to the bases 181a and 182a in a 360 degree direction along the circumference of the hole, but are partially connected to the bases 181a and 182a. Accordingly, the valves 181b and 182b may be understood as cantilevers connected to the bases 181a and 182a.
  • the periphery of the valves 181b and 182b may be divided into a first portion connected to the bases 181a and 182a and a second portion separated from the bases 181a and 182a. If it is assumed that the valves 181b and 182b are disks, the first and second portions correspond to arcs of circles, respectively. In order for the valves 181b and 182b to be smoothly folded or restored, the length of the arc corresponding to the second part should be longer than the length of the arc corresponding to the first part.
  • valves 181b and 182b are in close contact with the hole by inhalation or exhalation or are spaced apart from the hole to open and close the hole. If the valves 181b and 182b are cantilevers connected to the bases 181a and 182a, the remaining portions may be turned over while the portions connected to the bases 181a and 182a are fixed. Due to inhalation of the mask wearer, the valves 181b and 182b try to move in a direction closer to the wearer, and by exhalation, the valves 181b and 182b try to move away from the wearer. Therefore, opening and closing may be determined according to whether the valves 181b and 182b are upstream or downstream than the bases 181a and 182a based on the direction of inhalation or exhalation.
  • the valves 181b and 182b are preferably formed in a size larger than the holes of the bases 181a and 182a in order to close the holes.
  • the diameter of the valves 181b and 182b is preferably larger than the diameter of the hole.
  • the first structure 181 is installed at a position facing the intake area 111 . Since the first structure 181 should prevent the mask wearer's exhalation from flowing into the filter unit 160 , it is formed on the upstream side of the filter unit 160 based on the flow direction of the exhalation. Accordingly, the base 181a and the valve 181b are disposed on the opposite side of the intake region 111 with the filter unit 160 interposed therebetween, and the intake region 111 of the body 110 when viewed from the flow direction of the inhalation, The filter unit 160 and the first structure 181 are sequentially disposed.
  • valve 181b of the first structure 181 When the valve 181b of the first structure 181 is divided into two parts, a part is connected to the base 181a, but the other part is in a free state and is disposed closer to the lower canal of the mask wearer than the base 181a. Therefore, the valve 181b of the first structure 181 is folded in a direction away from the hole by inhalation to open the hole (a), and moves in a direction closer to the hole by exhalation to be in close contact with the base 181a and close the hole. to close (b).
  • the second structure 182 is installed at a position facing the exhaust area 112 . Since the filter unit 160 is not mounted in the exhaust region 112 , the second structure 182 may be formed anywhere upstream or downstream of the exhaust region 112 based on the flow direction of the inhalation. In the drawings, an example formed on the downstream side of the main body 110 based on the inhalation is shown.
  • valve 182b of the second structure 182 When the valve 182b of the second structure 182 is divided into two parts, a part is connected to the base 182a, but the other part is in a free state and is disposed farther from the lower canal of the mask wearer than the base 182a. Therefore, the valve 182b of the second structure 182 moves in a direction closer to the hole by inhalation to close the hole by being in close contact with the base 182a (a), and moving in a direction away from the hole by exhalation to open the hole. do (b).
  • the structures 181 and 182 various structures other than those described above may be applied to the mask 100 .
  • the structure in which the filter unit 160 naturally contacts the electrical connection unit 170 is also the same. Examples of such other structures will be described with reference to FIG. 4 .
  • FIG. 4 is a cross-sectional view showing another embodiment of the mask 200 provided in the present invention.
  • the body 210 may include two bodies 210a and 210b that can be coupled to each other.
  • the first body 210a is disposed outside the mask 200 , and the second body 210b is disposed inside the mask 200 .
  • the first body 210a is a portion exposed to the air, and the second body 210b is a portion surrounding the lower tube of the mask wearer.
  • the second body 210b is disposed between the lower canal of the mask wearer and the first body 210a.
  • the first body 210a and the second body 210b are coupled to each other to form a receiving part A for accommodating the filter part 260 .
  • the first body 210a forms a front portion of the receiving portion (A)
  • the second body 210b forms a rear portion of the receiving portion (A).
  • the first body 210a and the second body 210b are formed to press the filter unit 260 accommodated in the receiving unit A from both sides when coupled to each other.
  • the coupling structure of the first body 210a and the second body 210b and the structure of pressing the filter unit 260 may be applied in various ways.
  • the first body 210a and the second body 210b may be coupled to be rotatable relative to the hinge (not shown).
  • the electrical connection unit 270 is always connected to the battery 240 and should be prepared in a state of preparing for contact with the filter unit 260 .
  • the electrical connection part 270 may be exposed to the receiving part A while being always connected to the battery 240 , so a separate electrical connection member is unnecessary. do.
  • first body 210a and the second body 210b have a structure in which they are completely separated and then reconnected, one of the two electrical connection units 270 cannot be always connected to the battery 240 . Therefore, when the first body 210a and the second body 210b are coupled, a separate electrical connection member (not shown) for connecting one of the two electrical connection parts 270 to the battery 240 is required.
  • a protrusion 214 and a groove 215 are formed on the surfaces of the first body 210a and the second body 210b facing each other.
  • the protrusion 214 protrudes from the first body 210a toward the second body 210b.
  • the groove 215 is formed toward the first body 210a to accommodate the protrusion 214 .
  • the first body 210a and the second body 210b may be coupled to each other.
  • the bumper 230 may surround the edges of the first body 210a and the second body 210b to prevent arbitrary separation of the first body 210a and the second body 210b.
  • a first electrical connection part 271 is disposed on the protrusion 214 of the first body 210a, and a second electrical connection part 272 is disposed on the groove 215 of the second body 210b. Therefore, when the first body 210a and the second body 210b are coupled to each other, the protrusion 214 of the first body 210a presses the filter unit 260 into the groove 215, and accordingly The first electrical connection part 271 and the second electrical connection part 272 can naturally come into physical contact with the first filter 261 and the second filter 262, respectively.
  • At least one 282 of the structures 281 and 282 may further include an elastic member 282c.
  • the valve 282b is not connected to the base 282a in a cantilevered form, but is connected to the base 282a by an elastic member 282c.
  • the elastic member 282c is elastically deformed by inhalation or exhalation to attach the valve 282b to the hole or to be spaced apart from the hole.
  • the valve 282b connected to the base 282a by the elastic member 282c is in close contact with the base 282a, and then exhaled. It can be seen that when the elastic member is stretched by the , the hole is opened by being spaced apart from the base 282a.
  • Reference numeral 211 which is not described in FIG. 3, denotes an intake area, 211a, an intake, 212, an exhaust area, 212a, an exhaust, 230, a bumper, 260, a filter unit, 281a, a base, and 281b, a valve. The previous descriptions of the descriptions of these configurations are superseded.
  • FIG. 5 is a diagram schematically illustrating the concept of adsorbing fine dust and ultra-fine dust in inhalation in the filter unit 160 of the present invention.
  • Dust which is a concept including fine dust and ultra-fine dust, may be primarily filtered by the perimeter of the pores of the first filter 161 and the second filter 162, and secondarily by a constant voltage, the first filter ( 161) and the second filter 162 may be adsorbed and filtered.
  • the accommodating part for accommodating the filter part 160 is formed of an electrical insulator (B). Accordingly, the first filter 161 and the second filter 162 may be charged with a (+) charge and a (-) charge, respectively. Particles having a (-) charge in the dust are adsorbed to the first filter 161 having a (+) charge, and particles having a (+) charge are absorbed in the second filter 162 having a (-) charge. adsorbed
  • the mask 100 of the present invention has the first filter 161 by the constant voltage supplied from the battery 140 . Since and the second filter 162 is charged, as long as the performance of the battery 140 is not deteriorated, it not only has better dust collection performance than the mask 100 having an electrostatic-treated filter, but also can be used for a much longer period of time.
  • the above-described mask is not limited to the configuration and method of the above-described embodiments, and the embodiments may be configured by selectively combining all or part of each embodiment so that various modifications can be made.

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  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Pulmonology (AREA)
  • Inorganic Chemistry (AREA)
  • Zoology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)

Abstract

Selon la présente invention, un masque comprend : un corps formé pour recouvrir au moins une partie de la partie inférieure du visage d'un utilisateur ; et un ensemble filtre monté amovible sur le corps, l'ensemble filtre comportant : un premier filtre et un second filtre dotés chacun d'un non-tissé et d'une couche de placage formée sur la surface du non-tissé ; et un élément non conducteur disposé entre le premier filtre et le second filtre.
PCT/KR2020/005492 2020-02-20 2020-04-27 Masque Ceased WO2021167164A1 (fr)

Applications Claiming Priority (2)

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KR1020200021196A KR102173262B1 (ko) 2020-02-20 2020-02-20 마스크
KR10-2020-0021196 2020-02-20

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WO2021167164A1 true WO2021167164A1 (fr) 2021-08-26

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Publication number Priority date Publication date Assignee Title
KR102273343B1 (ko) * 2020-10-07 2021-07-06 박종한 날숨으로 배출되는 공기를 특정방향으로 안내하는 마스크

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0724077A (ja) * 1993-07-09 1995-01-27 Asia Waasu Kk マスク
KR20160062808A (ko) * 2014-11-25 2016-06-03 (주)씨앤투스성진 휴대용 마스크
KR20170111132A (ko) * 2016-03-25 2017-10-12 신택선 강제 흡배기 마스크
KR101968591B1 (ko) * 2017-10-26 2019-04-15 최정일 고성능 공기정화 마스크
KR20190098427A (ko) * 2018-02-14 2019-08-22 이재관 착용감이 개선된 산소 마스크

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20170097938A (ko) * 2016-02-19 2017-08-29 주식회사 신아엔지니어링 전기집진기가 장착된 공기청정마스크

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0724077A (ja) * 1993-07-09 1995-01-27 Asia Waasu Kk マスク
KR20160062808A (ko) * 2014-11-25 2016-06-03 (주)씨앤투스성진 휴대용 마스크
KR20170111132A (ko) * 2016-03-25 2017-10-12 신택선 강제 흡배기 마스크
KR101968591B1 (ko) * 2017-10-26 2019-04-15 최정일 고성능 공기정화 마스크
KR20190098427A (ko) * 2018-02-14 2019-08-22 이재관 착용감이 개선된 산소 마스크

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