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WO2025173829A1 - Masque anti-poussière industriel comprenant un élément de génération d'oxygène - Google Patents

Masque anti-poussière industriel comprenant un élément de génération d'oxygène

Info

Publication number
WO2025173829A1
WO2025173829A1 PCT/KR2024/005901 KR2024005901W WO2025173829A1 WO 2025173829 A1 WO2025173829 A1 WO 2025173829A1 KR 2024005901 W KR2024005901 W KR 2024005901W WO 2025173829 A1 WO2025173829 A1 WO 2025173829A1
Authority
WO
WIPO (PCT)
Prior art keywords
wearer
generating member
exhaust port
oxygen generating
oxygen
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.)
Pending
Application number
PCT/KR2024/005901
Other languages
English (en)
Korean (ko)
Inventor
박종인
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.)
Coverbio Co Ltd
Original Assignee
Coverbio 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=92928085&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=WO2025173829(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Coverbio Co Ltd filed Critical Coverbio Co Ltd
Publication of WO2025173829A1 publication Critical patent/WO2025173829A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
    • A41D13/05—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches protecting only a particular body part
    • A41D13/11—Protective face masks, e.g. for surgical use, or for use in foul atmospheres
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • 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
    • A62B21/00—Devices for producing oxygen from chemical substances for respiratory apparatus
    • 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
    • A62B7/00—Respiratory apparatus
    • A62B7/02—Respiratory apparatus with compressed oxygen or air
    • A62B7/04—Respiratory apparatus with compressed oxygen or air and lung-controlled oxygen or air valves
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B7/00—Respiratory apparatus
    • A62B7/08—Respiratory apparatus containing chemicals producing oxygen
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
    • C01B13/02—Preparation of oxygen

Definitions

  • the present invention relates to a dust mask capable of blocking harmful substances generated in industrial sites, and more particularly, to an industrial dust mask including an oxygen generating member that can help the wearer breathe smoothly by supplying oxygen while safely protecting the respiratory organs of the wearer from harmful substances generated in industrial sites by inserting an oxygen generating member into an exhaust section of the dust mask, thereby discharging the wearer's exhaled breath to the outside through the exhaust section and simultaneously transferring some of the exhaled breath to the oxygen generating member to generate oxygen, and receiving the oxygen generated from the oxygen generating member again while the wearer inhales.
  • an industrial dust mask including an oxygen generating member that can help the wearer breathe smoothly by supplying oxygen while safely protecting the respiratory organs of the wearer from harmful substances generated in industrial sites by inserting an oxygen generating member into an exhaust section of the dust mask, thereby discharging the wearer's exhaled breath to the outside through the exhaust section and simultaneously transferring some of the exhaled breath to the oxygen generating member to generate oxygen, and receiving the oxygen generated from the oxygen
  • dust masks are protective equipment worn by workers working in industrial sites where dust is generated, to protect the health of workers by blocking dust generated during work from entering the body through the mouth and nose.
  • These conventional dust masks are composed of a mask body that covers the mouth and nose, an intake port installed on both sides of the mask body and having a built-in filter, an exhaust port installed on the lower middle side of the mask body, and a fixing member that is connected to the mask body with a band and fixes the mask body to the head so that it is attached to the face.
  • the wearer's exhalation is guided to the lower part of the mask and discharged, so that the exhalation is not discharged to the upper part of the mask, which has the advantage of preventing fogging.
  • the mask since the mask is tightly attached to the wearer's face, the supply of oxygen is not smooth, which may cause problems in breathing while wearing the mask for a long time.
  • an industrial dust mask including an oxygen generating member comprises: a mask body; a fixing band that enables the mask body to be fixed to the face of a wearer; an exhaust part formed in an area of an outer surface of the mask body and having an exhaust port formed therein so that the wearer's exhaled breath can be discharged to the outside; and an oxygen generating member inserted into an area within the exhaust part to receive water vapor and carbon dioxide generated from the wearer's breath and cause a chemical reaction to generate oxygen; wherein a through hole is formed penetrating an area within the mask body and the exhaust part, so that a portion of the wearer's exhaled breath discharged to the outside through the exhaust port of the exhaust part is transferred to the oxygen generating member inserted within the exhaust part through the through hole to generate oxygen, and oxygen generated from the oxygen generating member is supplied to the wearer through the through hole when inhalation occurs from the wearer's mouth and nose.
  • the exhaust part is formed at a location corresponding to one of the positions of the mouth and nose of the wearer among the areas of the mask body, and a lower housing having a first exhaust port penetrating the mask body formed in a region of the lower portion and a first through hole penetrating the mask body formed in a region of the upper portion; a lower housing having a larger size than the first exhaust port and a hole formed in a region of the upper portion, the hole being inserted and fixed into a fixing portion protruding in a region of the lower housing to block the first exhaust port, and a valve having an area excluding the fixed area that is movable according to the wearer's breathing; an upper housing coupled to the lower housing, and having a second exhaust port formed in a region of one of both sides and one of the lower portion so that the wearer's exhaled breath is discharged to the outside; And an intermediate housing in which the oxygen generating member is inserted into the upper housing, and then inserted into the inside of the upper housing to fix the oxygen generating
  • the lower housing includes a partition separator formed by protruding from an area of the upper surface of the lower housing and formed in an area between the first hole and the fixing portion; and when the upper housing having the intermediate housing inserted therein is coupled to the lower housing, it is preferable that the partition separator protrude and come into close contact with the lower end of the second hole formed in the intermediate housing to vertically partition the area between the lower housing and the intermediate housing.
  • the lower housing is preferably formed with a protrusion and a joining groove along the outer circumference of the lower housing
  • the upper housing is preferably formed with a joining protrusion that is inserted into the joining groove at the lower end of the upper housing, such that the joining protrusion of the upper housing is inserted into the joining groove of the lower housing, and at the same time, the lower end of the intermediate housing inserted into the upper housing is in close contact with the upper surface of the joining protrusion, and the lower end of the upper housing is fitted into the joining protrusion, so that the lower housing, the valve, the intermediate housing, the oxygen generating member, and the upper housing are joined in that order, thereby forming the exhaust unit that includes the oxygen generating member therein.
  • the valve is configured such that, when exhalation occurs from the wearer's mouth and nose, a freely movable portion of the valve relative to a fixed area thereof is separated from the first exhaust port, thereby allowing the exhalation to be discharged through the first exhaust port, and when inhalation occurs from the wearer's mouth and nose, the first exhaust port is blocked, thereby preventing intake of outside air.
  • the exhalation discharged through the first exhaust port is discharged to the outside through the second exhaust port and the third exhaust port.
  • the oxygen generating member include an oxygen generating compound that generates oxygen by reacting with a reactant including at least one of water vapor and carbon dioxide; and a pouch formed in a film shape of a preset size and containing the oxygen generating compound therein.
  • the above oxygen generating compound is preferably formed by mixing an oxidizing agent including at least one of potassium superoxide and sodium peroxide, a stabilizer including at least one or two or more of calcium hydroxide, aluminum hydroxide and magnesium hydroxide, and silica gel and carrageenan in a preset ratio.
  • the above pouch is formed of at least one material selected from the group consisting of Tyvek, elastic non-woven fabric, polyamide, and polyethylene terephthalate.
  • An industrial dust mask including an oxygen generating member according to the present invention has the effect of allowing the oxygen generating member to be inserted into an exhaust port of the dust mask, thereby discharging the wearer's exhaled breath to the outside through the exhaust port and simultaneously transferring some of the exhaled breath to the oxygen generating member to generate oxygen, and safely protecting the wearer's respiratory organs from harmful substances generated in industrial sites by receiving the oxygen generated from the oxygen generating member again while the wearer inhales, thereby supplying oxygen and helping the wearer breathe smoothly.
  • silica gel and carrageenan which have excellent moisture absorption properties, in addition to an oxidizing agent and a stabilizer, in the oxygen generating compound constituting the oxygen generating member, moisture generated during the oxygen generating process of the oxygen generating compound is absorbed, thereby preventing low-temperature burns caused by moisture generated during the oxygen generating process of the oxygen generating compound.
  • the oxygen generating member has the effect of helping to remove coronavirus, sterilize, antibacterial, deodorize, provide fragrance, and supply oxygen.
  • an oxygen generating member according to an embodiment of the present invention to a dust mask, it is possible to provide effects such as blocking harmful substances generated in industrial sites, removing coronavirus, sterilizing, antibacterial, and deodorizing, and supplying fragrance and oxygen to a wearer wearing the dust mask.
  • the size of an exhaust portion into which the oxygen generating member is inserted can be effectively reduced, thereby providing convenience to the wearer in using the dust mask.
  • a portion of the wearer's exhaled breath is transferred to an oxygen generating member through a first hole and a second hole formed in an upper section of the exhaust section, and the remaining exhaled breath is discharged to the outside through the first to third exhaust ports formed in a lower section of the exhaust section, thereby controlling the amount of the wearer's exhaled breath transferred to the oxygen generating member, thereby improving the efficiency of oxygen generation generated from the oxygen generating member, and improving the wearer's breathing environment and preventing air contamination inside the mask body.
  • oxygen generated from the oxygen generating member is directly delivered to the wearer through the first and second holes formed in the upper portion of the exhaust section, thereby preventing oxygen from leaking out, thereby effectively supplying oxygen to the wearer.
  • FIG. 1 is an example of a schematic shape of an industrial dust mask including an oxygen generating member according to one embodiment of the present invention.
  • Figure 2 is an exploded view of an exhaust section according to one embodiment of the present invention.
  • Figures 9 to 13 are examples of industrial dust masks including an oxygen generating member according to another embodiment of the present invention.
  • the present invention relates to an industrial dust mask including an oxygen generating member, and more specifically, to an industrial dust mask in which an oxygen generating member is inserted into an exhaust portion of the dust mask, thereby discharging the wearer's exhaled breath to the outside through the exhaust portion and simultaneously transferring some of the exhaled breath to the oxygen generating member to generate oxygen, and when the wearer inhales, the oxygen generated from the oxygen generating member is transferred again, thereby safely protecting the wearer's respiratory organs from harmful substances generated in industrial sites and supplying oxygen to help the wearer breathe smoothly.
  • FIG. 1 shows an example of a schematic shape of an industrial dust mask including an oxygen generating member according to an embodiment of the present invention
  • FIG. 2 shows an exploded view of an exhaust part according to an embodiment of the present invention
  • FIG. 3 shows an example of a schematic shape of a lower housing according to an embodiment of the present invention
  • FIG. 4 shows an example of a shape in which a valve is coupled to a lower housing according to an embodiment of the present invention
  • FIG. 5 shows an example of a schematic shape of an intermediate housing according to an embodiment of the present invention.
  • FIG. 6 shows an example of a schematic shape of an upper housing according to an embodiment of the present invention
  • FIGS. 7 and 8 show side cross-sectional views of an industrial dust mask including an oxygen generating member according to an embodiment of the present invention
  • FIGS. 9 to 13 show examples of industrial dust masks including oxygen generating members according to other embodiments of the present invention.
  • the mask body (100) described above constitutes the overall exterior of an industrial dust mask (hereinafter referred to as the 'dust mask of the present invention') including the oxygen generating member of the present invention, and can be formed in a form that simultaneously shields the mouth and nose of the wearer.
  • an industrial dust mask hereinafter referred to as the 'dust mask of the present invention'
  • the oxygen generating member of the present invention can be formed in a form that simultaneously shields the mouth and nose of the wearer.
  • a nose support part (110) formed in a shape corresponding to the bridge of the wearer's nose can be formed on the upper part of the above-described mask body (100), and it is preferable that the above-described nose support part (110) uses a wire whose shape can be changed.
  • the function of adjusting the length of the fixed band and improving the wearing comfort can be performed through an additional structure such as a hook. This is done by positioning the hook on the back of the head of the wearer and fixing the hook to wrap around the head of the wearer by connecting it to the fixed bands formed at both ends of the mask body, thereby improving the wearing comfort, and when the dust mask of the present invention is worn for a long time, it can have the effect of reducing the burden on the ears of the wearer.
  • the exhaust part (300) is formed in one area of the outer surface of the mask body (100) described above, as shown in FIGS. 1 to 6, and an exhaust port may be formed so that the wearer's exhaled breath can be discharged to the outside.
  • the exhaust section (300) described above may include a lower housing (310), a valve (320), a middle housing (330), and an upper housing (340).
  • the above-described lower housing (310) is formed at a location corresponding to one of the positions of the wearer's mouth and nose among the areas of the mask body (100), and a first exhaust port (311) penetrating the mask body (100) may be formed in one area of the lower portion, and a first through hole (315) penetrating the mask body (100) may be formed in one area of the upper portion.
  • a first exhaust port (311) having a circular shape is illustrated as a limited embodiment of the present invention, but the first exhaust port (311) described above may be modified and changed to be implemented in various polygonal shapes, including a square or pentagon, in addition to a circular shape, and the present invention is not limited thereto.
  • a fixed part (312) may be formed at the upper end of the first exhaust port (311) formed in the lower housing (310).
  • one area of the valve is fixed to the lower housing (310) by being joined to the above-described fixing portion (312).
  • the first hole (315) described above is preferably provided in multiple pieces as shown in FIGS. 3 and 4, but may also be formed as one piece, and its shape and size may be changed as needed, and the present invention is not limited thereto.
  • valve (320) can function to completely block the first exhaust port (311) by being formed to be larger than the size of the first exhaust port (311), and it can be understood that a hole (321) corresponding to the cross-sectional shape and number of the fixing portion (312) is formed so that insertion and fixation to the above-described fixing portion (312) are possible.
  • the exhaled air discharged through the first exhaust port (311) is discharged to the outside through the second exhaust port formed in the upper housing to be described later and the third exhaust port formed in the middle housing to be described later.
  • exhalation is air that is exhaled from the wearer and moves to the outside
  • inhalation is a process in which the wearer inhales outside air
  • the valve (320) opens through the wearer's exhalation, water vapor and carbon dioxide contained in the wearer's exhalation are discharged through the first exhaust port (311), and when the valve (320) blocks the first exhaust port (311) through the wearer's inhalation, harmful substances from the outside can be prevented from being inhaled through the first exhaust port (311).
  • the wearer's exhaled breath discharged through the first exhaust port (311) described above is discharged to the outside through the second exhaust port formed in the middle housing (330) and the third exhaust port formed in the upper housing (340).
  • a cross-shaped support member (3111) may be formed inside the first exhaust port (311) described above.
  • the support member (3111) described above performs a function of preventing the valve (320) described above from being drawn into the inside of the mask body according to the wearer's breathing.
  • the shape of the support (3111) may be modified and changed in any form as long as it does not interfere with the function of the first exhaust port (311) formed to enable the movement of exhaled breath from the wearer and oxygen generated from an oxygen generating member to be described later and delivered to the wearer, and the present invention is not limited thereto.
  • the upper housing (330) in which the oxygen generating member (400) and the intermediate housing (330) are inserted can be combined with the lower housing (310) to form one exhaust section (300).
  • a second exhaust port (341) can be formed in one area on both sides and one area on the lower part so that the wearer's exhalation is discharged to the outside.
  • an oxygen generating member (400) can be inserted into the upper housing (340) described above, and after the oxygen generating member (400) is inserted, an intermediate housing (330) can be inserted to fix the oxygen generating member (400) to the upper housing (340).
  • the intermediate housing (330) described above is inserted into the upper housing (340) after the oxygen generating member (400) is inserted therein as shown in FIG. 2, and the oxygen generating member (400) is fixed by being inserted into the inside of the upper housing (340).
  • a second hole (331) is formed at a position corresponding to the first hole (315) of the lower housing (310) described above, and a third exhaust port (332) having a shape corresponding to the second exhaust port (341) of the upper housing (340) described above is formed in one area of both sides and one area of the lower portion, and a valve fixing portion (333) is formed to protrude from one area of the lower surface to fix the upper portion of the valve (320) described above.
  • the middle housing (330) when the middle housing (330) is coupled to the upper housing (340), it is preferable that the second exhaust port (341) of the upper housing (340) and the third exhaust port (332) of the middle housing (330) be arranged on the same line.
  • the third exhaust port (332) of the middle housing (330) is formed in a shape corresponding to the shape of the second exhaust port (341) of the upper housing (340), and is arranged on the same line as the second exhaust port (341) to form a single passage, so that when the wearer's exhaled breath is discharged from the wearer wearing the mask body through the first exhaust port (311) formed by penetrating the mask body and the lower housing (310), it can be understood that the exhaled breath is discharged to the outside through the second exhaust port (341) and the third exhaust port (332).
  • the shapes and positions of the second exhaust port (341) and the third exhaust port (332) are formed to correspond to each other in order to facilitate the discharge of the wearer's exhalation.
  • the second exhaust port and the third exhaust port are limitedly illustrated in the attached drawing as having a hexagonal shape, but they may be modified and changed to have a polygonal shape including a square, a pentagon, etc., or a circle in addition to a hexagon, and the present invention is not limited thereto.
  • the second aperture (331) formed in the above-described intermediate housing (330) is formed in the upper portion of the intermediate housing (330), as illustrated in FIG. 2, and is formed by penetrating the intermediate housing (330), and is formed in a number and shape corresponding to the first aperture (315) of the lower housing (310), so that it can be understood that some of the exhaled breath generated from a wearer wearing the mask body enters the first aperture (315) and is transmitted to the oxygen generating member (400) inserted between the upper housing (340) and the intermediate housing (330) through the second aperture (331).
  • the second hole (331) described above is preferably provided in multiple pieces as shown in FIG. 2, but may also be formed as one piece, and its shape and size may be changed as needed, and the present invention is not limited thereto.
  • valve fixing portion (333) formed in the above-described intermediate housing (330) can be formed in a T shape, and accordingly, the upper portion of the valve fixing portion (333) vertically fixes the upper portion of the valve (320), and the lower portion of the valve fixing portion (333) is in contact with an area of the support (3111) formed in the first exhaust port (311), thereby stably fixing the upper portion of the valve (320).
  • the oxygen generating member (400) described above, as shown in FIG. 2 is inserted into an area within the exhaust section and can receive water vapor and carbon dioxide generated from the wearer's breath to cause a chemical reaction and generate oxygen.
  • a hole is formed that penetrates a region of the mask body (100) and the exhaust section (300), so that a portion of the wearer's exhaled breath discharged to the outside through the exhaust port of the exhaust section (300) is transferred to the oxygen generating member (400) inserted into the exhaust section through the hole to generate oxygen, and it can be understood that the oxygen generated from the oxygen generating member (400) is supplied to the wearer again through the hole when the wearer inhales through the mouth and nose.
  • the above-described aperture may include a first aperture (315) formed in the lower housing (310) and a second aperture (331) formed in the middle housing (330) as described above.
  • the first hole (315) formed in the lower housing (310) and the second hole (331) formed in the middle housing (330) are aligned in a straight line so that when exhalation is generated from the mouth and nose of the wearer, some of the exhalation is transmitted to the oxygen generating member (400) through the first hole (315) and the second hole (331) inside the mask body, and when inhalation is generated from the mouth and nose of the wearer, oxygen generated from the oxygen generating member (400) is supplied to the wearer inside the mask body through the second hole (331) and the first hole (315).
  • the oxygen generating member (400) is inserted between the upper housing (340) and the middle housing (330) of the exhaust unit, and receives a portion of the exhaled breath generated from the wearer wearing the mask body through the first opening (315) formed in the lower housing (310) of the exhaust unit and the second opening (331) formed in the middle housing (330), thereby generating oxygen by causing a chemical reaction with water vapor and carbon dioxide contained in the exhaled breath, and the generated oxygen is supplied to the wearer again through the second opening (331) and the first opening (315) when the wearer inhales.
  • the oxygen generating member (400) described above is fixed so as not to be detached to the outside by being inserted into the upper housing (340) and the middle housing (330), and is maintained in a sealed state except for the area adjacent to the second hole (331) formed in the middle housing (330), thereby preventing contact with external water vapor and carbon dioxide other than the wearer's exhalation, thereby preventing side effects such as hyperventilation, oxygen poisoning, headache, and dizziness from occurring to the wearer due to the generation of more oxygen than necessary.
  • the lower housing (310) described above may include a partition separator (314) for partitioning the area within the exhaust section into upper and lower sections.
  • the compartment separation part (314) can be understood as being formed by protruding from an area of the upper surface of the lower housing (310), and formed in an area between the first through hole (315) described above and the fixing part (312) described above.
  • the above-described partition separator (314) can perform the function of vertically partitioning the area between the lower housing (310) and the intermediate housing (330) by having the protruding end come into close contact with the lower end of the second hole (331) formed in the intermediate housing (330), as shown in FIG. 7.
  • oxygen generated from the oxygen generating member (400) is directly delivered to the wearer through the first through hole (315) and the second through hole (331) formed at the upper end of the exhaust section, thereby preventing oxygen from leaking out and effectively supplying oxygen to the wearer.
  • the lower housing (310) described above may have a protrusion (313) and a joining groove (3131) formed along the outer surface of the lower housing (310), and the upper housing (340) described above may have a joining projection (342) formed protrudingly on the lower portion of the upper housing (340) to be inserted into the joining groove (3131) described above.
  • the exhaust section is formed by simultaneously inserting the coupling protrusion (342) of the upper housing (340) into the coupling groove (3131) of the lower housing (310), and the lower end of the intermediate housing (330) inserted into the upper housing (340) is in close contact with the upper surface of the protrusion (313), and the lower end of the upper housing (340) is fitted into the protrusion (313).
  • valve (320) can be positioned between the lower housing (310) and the middle housing (330), the first exhaust part (311) can be positioned on the rear side of the valve (320), and the oxygen generating member (400) can be positioned between the middle housing (330) and the upper housing (340).
  • FIG. 2 it can be understood that the above-described lower housing (310), the above-described valve (320), the above-described middle housing (330), the above-described oxygen generating member (400), and the above-described upper housing (340) are sequentially combined to form an exhaust unit (300) that includes the oxygen generating member (400) of the present invention therein.
  • the oxygen generating member (400) described above generates oxygen by receiving water vapor and carbon dioxide contained in the wearer's exhaled breath, and may include an oxygen generating compound (410) and a pouch (420).
  • the above-described oxygen generating compound (410) generates oxygen by reacting with a reactant containing at least one of water vapor and carbon dioxide, and can be formed by mixing an oxidizing agent containing at least one of potassium superoxide (KO 2 ) and sodium peroxide (Na 2 O 2 ), a stabilizer containing at least one or two or more of calcium hydroxide (Ca(OH) 2 ), aluminum hydroxide (Al(OH) 3 ) , and magnesium hydroxide (Mg(OH) 2 ), and silica gel and carrageenan at a preset ratio.
  • an oxidizing agent containing at least one of potassium superoxide (KO 2 ) and sodium peroxide (Na 2 O 2
  • silica gel and carrageenan at a preset ratio
  • the aforementioned potassium superoxide exists as a yellow solid and is produced when potassium is heated in a glass tube over a long period of time while passing through dry air. It reacts with water to release oxygen and produce potassium hydroxide (KOH) (see Reaction Scheme 1), and is known as a powerful oxidizing agent.
  • KOH potassium hydroxide
  • the sodium peroxide described above exists in the form of yellowish-white granules or powder and is called sodium peroxide or sodium dioxide. It functions as an oxidizing agent by reacting with water to produce sodium hydroxide (NaOH) and oxygen (see Reaction Scheme 2).
  • the above-described potassium superoxide can react with carbon dioxide to release oxygen and produce potassium carbonate (see Reaction Scheme 3), and the above-described sodium peroxide can react with carbon dioxide to release oxygen and produce sodium carbonate (see Reaction Scheme 4).
  • the above-described oxygen generating compound (410) and a reactant including at least one of water vapor (H 2 O) and carbon dioxide (CO 2 ) generated from the wearer's breath can react to generate oxygen.
  • the oxygen generating compound (410) in the present invention is a stabilizer composed of a hydroxide of an alkaline earth metal to stabilize the reactivity when the oxidizing agents, potassium superoxide and sodium peroxide, react with the reactant, and includes at least one selected from calcium hydroxide (Ca(OH) 2 ), aluminum hydroxide (Al(OH) 3 ), and magnesium hydroxide (Mg(OH) 2 ).
  • calcium hydroxide is a basic compound in the form of a white powder. It does not dissolve well in water, with only about 0.82 g dissolving in 1 L of water. However, it has the characteristic of high ionization (dissociation). For this reason, calcium hydroxide dissolved in water exhibits strong alkalinity, with a pH of about 12.5.
  • aluminum hydroxide an amphoteric hydroxide of aluminum
  • prolonged contact with water causes it to gel, and the gel-like aluminum hydroxide exhibits strong adsorptive properties.
  • the oxygen generating compound (410) in the present invention is As described above, silica gel and carrageenan, which have properties of absorbing moisture, may be included to absorb moisture generated together with oxygen generated through a chemical reaction between an oxidizing agent and a stabilizer constituting the oxygen generating compound (410) and a reactant including at least one of water vapor (H 2 O) and carbon dioxide (CO 2 ) generated from the wearer's breath.
  • the oxygen generating compound (410) of the present invention can prevent low-temperature burns caused by moisture generated through a chemical reaction between the oxygen generating compound (410) and a reactant including at least one of water vapor (H 2 O) and carbon dioxide (CO 2 ) by including silica gel and carrageenan that absorb moisture.
  • a reactant including at least one of water vapor (H 2 O) and carbon dioxide (CO 2 ) by including silica gel and carrageenan that absorb moisture.
  • the above-described pouch (420) be formed of a material with excellent porosity so that water vapor and carbon dioxide contained in the wearer's exhaled breath can be transferred to the oxygen generating compound (410) within the pouch (420), and oxygen generated from the oxygen generating compound (410) can be discharged to the outside of the pouch (420).
  • polyamide is a thermosetting or thermoplastic amorphous polymer with excellent mechanical, thermal and chemical resistance, and is used in various fields such as fibers, films and electrical insulators.
  • fibers when used as fibers, it is durable, chemically stable and elastic, and is mainly used as clothing or industrial materials.
  • Polyethylene terephthalate also known as PET, is a plastic material made by polymerizing ethylene and terephthalic acid. It is evaluated as an environmentally friendly material because it is durable, chemically stable, and recyclable.
  • an oxygen generating member (400) formed by injecting an oxygen generating compound (410) into a film-shaped pouch (420) formed of the material described above may be inserted between the upper housing (340) and the middle housing (330) of the exhaust unit.
  • the oxygen generating member (400) of the present invention was tested by applying EPA 9045D, EPA 6020, EPA 8081A, and EPA 8260B GCMS test methods among the test methods for analyzing environmental pollutants established by the U.S. Environmental Protection Agency (EPA), and as a result, it was confirmed that the chemical stability was confirmed as the pH was greater than 12 and no components such as volatile organic compounds and pesticides were detected. In addition, it was confirmed that it helps in removing coronavirus, sterilizing, antibacterial, deodorizing, imparting fragrance, and supplying oxygen, and thus obtained a certificate as shown in Photo 1 below.
  • EPA 9045D EPA 6020, EPA 8081A, and EPA 8260B GCMS test methods among the test methods for analyzing environmental pollutants established by the U.S. Environmental Protection Agency (EPA)
  • EPA U.S. Environmental Protection Agency
  • the dust mask of the present invention may be formed by sequentially combining a lower housing (310), a valve (320), an intermediate housing (330), and an upper housing (340) on the outer surface of the mask body (100), and an exhaust section in which an oxygen generating member (400) is inserted between the intermediate housing (330) and the upper housing (340).
  • the valve (320) blocking the first exhaust port (311) formed by penetrating the mask body ( 100 ) and the lower housing (310) moves due to the wearer's exhalation containing water vapor (H 2 O) and carbon dioxide (CO 2 ), and the first exhaust port (311) is opened, and the exhalation is discharged through the opened first exhaust part (311), and although not shown in FIG. 7, it can be discharged to the outside through a third exhaust port (not shown) formed in the middle housing of the exhaust part and a second exhaust port (not shown) formed in the upper housing.
  • the water vapor and carbon dioxide contained in the exhaled breath pass through the pouch (420) of the oxygen generating member (400) formed of a porous material and are transferred to the oxygen generating compound (410) within the oxygen generating member (400), and thus the water vapor and carbon dioxide chemically react with the oxygen generating compound (410) to generate oxygen.
  • oxygen generated from the oxygen generating member (400) moves into the mask body (100) through the second opening (331) of the middle housing (330) and the first opening (315) formed by penetrating the mask body (100) and the lower housing (310), thereby supplying oxygen to the wearer and allowing the wearer to inhale oxygen into the body.
  • the exhaled breath generated from the wearer's breathing contains water vapor and carbon dioxide, and thus has a high density and temperature. Therefore, as illustrated in FIG. 7 (B), when the wearer exhales, the valve (320) moves, the first exhaust port (311) opens, and when the exhaled breath is discharged through the opened first exhaust port (311), the air density inside the mask body (100) decreases, the temperature decreases, and a low pressure may be formed.
  • oxygen generated from the oxygen generating member (400) may move into the mask body (100) through the second opening (331) and the first opening (315) and be supplied to the wearer.
  • the non-fixed lower part of the valve (320) moves again toward the first exhaust port (311) due to the wearer's inhalation, thereby blocking the first exhaust port (311), thereby blocking the inhalation of outside air.
  • the first exhaust port (311) of the exhaust part is blocked, preventing harmful external air from being transmitted to the wearer through the exhaust part, and at the same time, oxygen can be supplied from the oxygen generating member (400), thereby safely protecting the wearer's respiratory system from harmful substances generated in industrial sites and having the effect of helping the wearer breathe smoothly.
  • the first housing (500) described above performs the same function as the lower housing (310) described above, and is formed at a location corresponding to one of the positions of the wearer's mouth and nose among the areas of the mask body (100), and a fourth exhaust port (510) penetrating the mask body (100) is formed in an area of the lower portion so that the wearer's exhaled breath is discharged, and may include a valve (520) capable of blocking the fourth exhaust port (510) described above.
  • the fourth exhaust port (510) described above can be understood to perform the same function as the first exhaust port described above, and specifically, the fourth exhaust port (510) is formed with a preset size at a location corresponding to one of the positions of the wearer's mouth and nose among the areas of the mask body (100), and can be configured to have a size of about 1 mm, for example, and can be configured to be formed in multiple numbers to secure a ventilation effect, as illustrated in FIG. 9.
  • the size and number of the fourth exhaust port (510) according to another embodiment of the present invention may be changed and modified as needed, and the present invention is not limited thereto.
  • the above-described valve (520) controls the opening and closing of the above-described fourth exhaust port (510) through the wearer's breathing, and as illustrated in FIG. 9, it is formed to be larger than the area where the fourth exhaust port (510) is formed, and an upper or lower area is fixed to the outer surface of the above-described mask body (100) to block the above-described fourth exhaust port (510), but it can be understood that the area excluding the fixed area is movable according to the wearer's breathing, thereby controlling the opening and closing of the fourth exhaust port (510).
  • the valve (520) described above can be configured so that when exhalation occurs from the wearer's mouth and nose, a freely movable portion of the valve (520) relative to a fixed area separates from the fourth exhaust port (510) described above, thereby allowing the exhalation to be discharged through the fourth exhaust port (510), and when inhalation occurs from the wearer's mouth and nose, the valve (520) can block the fourth exhaust port (510) described above, thereby blocking the intake of external air.
  • the non-fixed portion of the valve (520) moves outward from the mask body (100) in response to the wearer's exhalation, and the valve (520) separates from the fourth exhaust port (510), thereby allowing the wearer's exhalation to be discharged through the fourth exhaust port (510).
  • the non-fixed portion of the valve (520) moves again toward the fourth exhaust port (510) in response to the wearer's inhalation, thereby blocking the fourth exhaust port (510), thereby blocking the intake of external air.
  • exhalation is air that is exhaled from the wearer and moves to the outside
  • inhalation is a process in which the wearer inhales outside air
  • the valve (520) opens through the wearer's exhalation
  • water vapor and carbon dioxide contained in the wearer's exhalation are discharged through the fourth exhaust port (510)
  • the valve (520) blocks the fourth exhaust port (510) through the wearer's inhalation harmful substances from the outside can be prevented from being inhaled through the fourth exhaust port (510).
  • valve (520) is formed to correspond to the number of the above-described fourth exhaust ports (510), as shown in FIG. 9, but it is also possible to enable multiple fourth exhaust ports (510) to be opened and closed with one valve (520). In this case, it is preferable to form the valve (520) to a size that can block all of the multiple fourth exhaust ports (510), and the present invention is not limited thereto.
  • valve (520) can be understood to perform the same function as the valve (320) according to an embodiment of the present invention illustrated in FIG. 8.
  • first housing (500) described above may have a first coupling portion (530) formed to which the second housing described later is coupled.
  • the oxygen generating member insertion portion (630) described above be formed in a circular shape so that the film-shaped oxygen generating member (400) can be rolled up into a roll shape and inserted. It is preferable to understand that when the oxygen generating member (400) rolled up into a roll shape is inserted into the receiving space (610) in the second housing (600), the oxygen generating member (400) is spread out from the roll shape into a film shape due to the shape restoring force of the oxygen generating member (400) and is fixed in the receiving space (610).
  • the oxygen generating member (400) according to another embodiment of the present invention has the same configuration and function as the oxygen generating member according to the above-described embodiment of the present invention.
  • a fixed stopper formed in a shape corresponding to the shape of the oxygen generating member insertion portion is inserted into the oxygen generating member insertion portion to seal the receiving space where the oxygen generating member is received, thereby preventing the oxygen generating member from coming off from the receiving space within the second housing and preventing oxygen generated from the oxygen generating member from leaking to the outside.
  • the second housing discharges the wearer's exhaled breath from the fourth exhaust port to the outside through the fifth exhaust port and simultaneously transmits the wearer's exhaled breath to a receiving space where an oxygen generating member is accommodated to generate oxygen, and as the wearer's exhaled breath is discharged to the outside through the fourth exhaust port and the fifth exhaust port, the oxygen generated by the oxygen generating member inserted in the second housing can be supplied to the wearer through the fourth exhaust port due to the low pressure formed in the area between the fourth exhaust port and the fifth exhaust port.
  • the exhaled breath generated from the wearer's breathing contains water vapor and carbon dioxide, and thus has a high density and temperature. Therefore, as illustrated in (B) of FIG. 12, when the wearer exhales, the valve (520) moves and the fourth exhaust port (510) opens, and when the exhaled breath is discharged through the opened fourth exhaust port (510), the air density inside the mask body (100) and the area between the fourth exhaust port (510) and the fifth exhaust port (620) decreases, the temperature decreases, and a low pressure may be formed.
  • the wearer's exhalation is simultaneously discharged through the fourth exhaust port (510) and transferred to the oxygen generating member (400) within the second housing (600), so that water vapor and carbon dioxide contained in the wearer's exhalation are transferred to the oxygen generating member (400), thereby generating oxygen through a chemical reaction between the oxygen generating compound (410) within the oxygen generating member (400) and the water vapor and carbon dioxide.
  • oxygen generated from the oxygen generating member (400) can be understood to supply oxygen to the wearer by moving from the receiving space (610) where the oxygen generating member (400) is received through the through hole (621) and the fifth exhaust port (620) to the inside of the mask body (100) through the fourth exhaust port (510) due to the low pressure generated in the area between the fourth exhaust port (510) and the fifth exhaust port (620) at the moment the fourth exhaust port (510) is opened and the low pressure formed inside the mask body (100).
  • the wearer when oxygen is supplied to the wearer, the wearer inhales oxygen into the body through inhalation, and at the same time, as shown in (A) of FIG. 12, the non-fixed portion of the valve (320) moves again toward the fourth exhaust port (510) to block the fourth exhaust port (510), thereby blocking the inhalation of outside air.
  • an industrial dust mask including an oxygen generating member generates oxygen by transmitting the wearer's exhalation to the oxygen generating member through the fourth exhaust port of the first housing formed in the mask body, the fifth exhaust port of the second housing coupled to the first housing, and the through hole, and when the oxygen generated from the oxygen generating member is transmitted to the wearer through the low pressure in the mask body formed by the wearer's exhalation and the low pressure in the area between the fourth exhaust port and the fifth exhaust port, the wearer inhales the transmitted oxygen into the body through inhalation, and at this time, the valve blocks the fourth exhaust port through the wearer's inhalation, thereby preventing external harmful air from being transmitted to the wearer through the fourth exhaust port and the fifth exhaust port.
  • an industrial dust mask including an oxygen generating member has an effect of allowing the oxygen generating member to be inserted into an exhaust port of the dust mask, thereby discharging the wearer's exhaled breath to the outside through the exhaust port and simultaneously transferring some of the exhaled breath to the oxygen generating member to generate oxygen, and safely protecting the wearer's respiratory organs from harmful substances generated in industrial sites by receiving the oxygen generated from the oxygen generating member again while the wearer inhales, thereby supplying oxygen and helping the wearer breathe smoothly.
  • silica gel and carrageenan which have excellent moisture absorption properties, in addition to an oxidizing agent and a stabilizer, in the oxygen generating compound constituting the oxygen generating member, moisture generated during the oxygen generating process of the oxygen generating compound is absorbed, thereby preventing low-temperature burns caused by moisture generated during the oxygen generating process of the oxygen generating compound.
  • the oxygen generating member has the effect of helping to remove coronavirus, sterilize, antibacterial, deodorize, provide fragrance, and supply oxygen.
  • an oxygen generating member according to an embodiment of the present invention to a dust mask, it is possible to provide effects such as blocking harmful substances generated in industrial sites, removing coronavirus, sterilizing, antibacterial, and deodorizing, and supplying fragrance and oxygen to a wearer wearing the dust mask.
  • the size of an exhaust portion into which the oxygen generating member is inserted can be effectively reduced, thereby providing convenience to the wearer in using the dust mask.
  • a portion of the wearer's exhaled breath is transferred to an oxygen generating member through a first hole and a second hole formed in an upper section of the exhaust section, and the remaining exhaled breath is discharged to the outside through the first to third exhaust ports formed in a lower section of the exhaust section, thereby controlling the amount of the wearer's exhaled breath transferred to the oxygen generating member, thereby improving the efficiency of oxygen generation generated from the oxygen generating member, and improving the wearer's breathing environment and preventing air contamination inside the mask body.
  • oxygen generated from the oxygen generating member is directly delivered to the wearer through the first and second holes formed in the upper portion of the exhaust section, thereby preventing oxygen from leaking out, thereby effectively supplying oxygen to the wearer.

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  • Business, Economics & Management (AREA)
  • Pulmonology (AREA)
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  • Respiratory Apparatuses And Protective Means (AREA)

Abstract

La présente invention concerne un masque anti-poussière industriel comprenant un élément générateur d'oxygène et, plus particulièrement, le masque anti-poussière industriel comprenant : un corps de masque ; une bande de fixation qui permet au corps de masque d'être fixé au visage d'un porteur ; une unité d'échappement formée dans une zone de la surface externe du corps de masque et ayant un orifice d'échappement formé à l'intérieur de celle-ci de telle sorte que l'expiration du porteur peut être évacuée vers l'extérieur ; et un élément de génération d'oxygène qui est inséré dans une zone dans l'unité d'échappement, reçoit de la vapeur d'eau et du dioxyde de carbone générés à partir de la respiration de l'utilisateur pour provoquer une réaction chimique pour générer ainsi de l'oxygène, un trou traversant pénétrant dans le corps de masque et une région de l'unité d'échappement étant formé, une partie de l'expiration de l'utilisateur évacuée vers l'extérieur à travers l'orifice d'échappement de l'unité d'échappement est transférée à l'élément de génération d'oxygène inséré dans l'unité d'échappement à travers le trou traversant pour générer de l'oxygène, et l'oxygène généré à partir de l'élément de génération d'oxygène est fourni à l'utilisateur à travers le trou traversant, lors de l'inhalation via la bouche et le nez de l'utilisateur.
PCT/KR2024/005901 2024-02-14 2024-05-02 Masque anti-poussière industriel comprenant un élément de génération d'oxygène Pending WO2025173829A1 (fr)

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KR10-2024-0020817 2024-02-14
KR1020240020817A KR102710258B1 (ko) 2024-02-14 2024-02-14 산소 발생 부재를 포함하는 산업용 방진 마스크

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KR102798776B1 (ko) * 2024-01-03 2025-04-23 주식회사 커버바이오 산소 발생용 조성물

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101138310B1 (ko) * 2011-12-30 2012-04-25 주식회사 산청 자급식 산소호흡기
KR101692949B1 (ko) * 2016-04-06 2017-01-17 이해룡 방진 마스크
KR101737731B1 (ko) * 2016-05-18 2017-05-18 이서현 산소발생마스크
KR102091547B1 (ko) * 2019-03-18 2020-03-20 상원산업 주식회사 휴대용 산소발생장치
KR20220000556A (ko) * 2020-06-26 2022-01-04 유정운 마스크용 배기밸브

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12070634B2 (en) * 2016-09-16 2024-08-27 3M Innovative Properties Company Exhalation valve and respirator including same
KR20210143136A (ko) * 2020-05-19 2021-11-26 주식회사 대일에스엠티 마스크

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101138310B1 (ko) * 2011-12-30 2012-04-25 주식회사 산청 자급식 산소호흡기
KR101692949B1 (ko) * 2016-04-06 2017-01-17 이해룡 방진 마스크
KR101737731B1 (ko) * 2016-05-18 2017-05-18 이서현 산소발생마스크
KR102091547B1 (ko) * 2019-03-18 2020-03-20 상원산업 주식회사 휴대용 산소발생장치
KR20220000556A (ko) * 2020-06-26 2022-01-04 유정운 마스크용 배기밸브

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