WO2022255533A1 - Wearable air purifier - Google Patents

Abstract

The present invention relates to a wearable air purifier comprising: a wearing part which is brought into close contact with a user's respiratory organs to form a respiration space isolated from the outside; an air supply part which supplies air to the respiration space and filters out harmful substances contained in the supplied air; an air exhaust part through which air in the respiration space is exhausted; and an exhaust air sterilization part which sterilizes air exhausted through the air exhaust part.

Description

wearable air purifier

The present invention relates to a wearable air purifier capable of sterilizing air introduced and discharged during breathing.

Patent Document 001 covers the wearer's mouth and nose and is molded of a non-breathable material so that the nose receptacle for accommodating the user's nose protrudes, and a mounting hole penetrating vertically is formed on the bottom of the nose receptacle, and a check valve is provided. a mask body equipped with an exhalation exhaust hole through which air is discharged by exhalation of the user; a water tank equipped with a check valve, an inhalation inlet hole through which external air is introduced by the user's inhalation is formed at the lower end, and an upper end is detachably coupled to the mounting hole; a rotary body composed of a rotary shaft and a plurality of wings protruding from the rotary shaft, and rotatably mounted on the water container so that the rotary shaft is horizontally positioned in a direction parallel to the user's face; and a side surface and an upper surface covering the upper part of the side surface, the lower part of the side surface is coupled to the mounting hole and protrudes into the mask body, and the side surface is positioned in a direction opposite to the user's face to flow into the water container. a mounting ball cover having a ventilation hole through which the released air is discharged into the mask body; It proposes a technology related to a water filter mask, characterized in that it comprises a.

Patent Document 002 and a mask formed to cover the mouth and nose; a wearing support that is assembled on the front surface of the mask to facilitate wearing; a filter cartridge installed so that air is sucked through two places in the mask to which the wear support is assembled; A technology related to a filter replaceable gas mask is proposed, characterized in that it includes a head hanger connected to the wear support so that it can be worn on the face.

Patent Document 003 is a plate-shaped pre-filter that has a plurality of air intakes spaced apart at regular intervals in the form of a line across the face at the center when worn by a user to enable air intake; A pair of fixing bands that are attached to the left or right side of the pre-filter in the form of a string to fix the pre-filter to the face when the user wears the face mask; and a plate-shaped first filter outlet formed in the center to filter fine dust during inhalation and an exhaust port including a first replaceable filter that opens to allow air to be discharged during exhalation. A square band-shaped filter attachment part is formed on the surface of the pre-filter in contact with the face, and an exhaust port is installed to attach the first replaceable filter through an adhesive, and the pre-filter has a plurality of filter attachment parts. Dogs are spaced apart at regular intervals, each includes a plurality of side pores of each of the plurality of filter attachment parts, and an exhaust port having a side air intake is installed outside the plurality of filter attachment parts Regarding a filter replaceable face mask technology is presented.

Patent Document 004 is a wearable table worn on the user's neck or head, a collection chamber with a suction port, a suction chamber with a discharge port and a built-in fan, and a filter built in the distribution port through which the collection chamber and the suction chamber communicate with each other. and a main body coupled to one end of the wearable table via multi-axis positioning means and positioned in front of the user's torso or on the face, wherein the multi-axis positioning means comprises a first axis positioning means and the first axis positioning unit. and second axis positioning means having a rotational axis intersecting the rotational axis of the means, wherein each of the first axis positioning means and the second axis positioning means includes a detent and a catch engaged with the detent. It proposes a technology related to a wearable air mask device characterized in that.

(Patent Document 001) KR 10-2017-0105866 A (September 20, 2017)

(Patent Document 002) KR 10-2009-0028899 A (Mar. 20, 2009)

(Patent Document 003) KR 10-2114655 B1 (May 19, 2020)

(Patent Document 004) KR 10-2021-0036635 A (04/05/2021)

The present invention relates to a wearable air purifier capable of sterilizing air introduced and discharged during breathing.

An invention related to a wearable air purifier for solving the problems of the prior inventions, and the present invention is a wearable part 100 that adheres to the user's respiratory system and forms a breathing space 110 isolated from the outside; An air supply unit 200 for supplying air to the breathing space 110 and filtering harmful substances contained in the supplied air; An air discharge unit 300 through which the air of the breathing space 110 is discharged; an exhaust air sterilization unit 400 for sterilizing the air discharged through the air discharge unit 300; made including

The present invention relates to a wearable air purifier, and the discharge air sterilization unit 400 includes a first sterilization means 410 for irradiating ultraviolet rays to the discharged air; includes

The present invention relates to a wearable air purifier, and the air discharge unit 300 includes a check valve 310 located in an air discharge passage 301; The check valve 310 is coupled to the check valve housing 311 in which the first passage is formed and the inner surface of the check valve housing 311 to open and close the first passage, and the valve 312 made of a flexible material that is bent in response to air movement. ), a stopper lip 313 located on one side of the plate 312 in the thickness direction to limit bending of the plate 312 to an outside direction through which air is discharged; includes

The present invention relates to a wearable air purifier, and the air supply unit 200 includes an inflow passage housing 210 forming an air inflow passage 201; an air inlet fan 220 located in the air inlet passage 201 to suck in air; an inflow filter 230 mounted on the inflow passage housing 210 to filter incoming air; a second sterilization means (240) for irradiating ultraviolet rays to the air moving into the breathing space (110); includes

The present invention relates to a wearable air purifier, and the inlet filter 230 includes a vertical lip 235 protruding from a filter case 231; a replacement cycle display unit 236 coupled to an end of the vertical lip 235; includes

The present invention relates to a wearable air purifier, wherein the wearable part 100 is located on the rear side facing the user's skin and includes a contact means 120 made of rubber or silicon; a wearing comfort improving means 130 coupled to the rear edge of the close means 120; includes

The present invention relates to a wearable air purifier, and includes a control module 500 for controlling the operation of the air supply unit 200; Connection means 600 for connecting the control module 500 and the air supply unit 200; includes

The present invention relates to a wearable air purifier, and includes an oxygen supply unit 700 supplying oxygen to the breathing space 110; includes

The present invention relates to a wearable air purifier, and includes a third sterilization means 800 coupled to an edge of the inlet passage housing 210 and irradiating ultraviolet rays to the discharged air; a pair of UV inflow prevention ribs 900 disposed at the rear side of the third sterilization means 800 to be offset from each other to limit the movement of ultraviolet rays formed in the rear direction; includes

Since the present invention can sterilize the air discharged after breathing, it has an advantage of solving the problem of germs spreading through the air during the breathing process.

The present invention has an advantage of minimizing the inflow of external dust and pathogens that may occur when the valve moves in the reverse direction because the stopper restricts the reverse movement of the valve.

Since the sterilizing means is positioned between the two filters, the present invention has the advantage of being able to block ultraviolet rays emitted from the sterilizing means from being directly irradiated to the user's skin or emitted to the outside.

The present invention has an advantage in that a replacement cycle indicator is formed on the filter so that the user can replace the filter at a more correct time.

The present invention has the advantage of minimizing the discomfort that can be felt when the contact means made of rubber or silicone is in direct contact with the user's skin, since the wearing comfort improvement means made of cloth is coupled to the surface of the contact means formed of rubber or silicone. .

1 is a perspective view showing a wearable air purifier according to the present invention;

Figure 2 is a perspective view for explaining the internal structure of the wearable air purifier of the present invention.

3 and 4 are cross-sectional views for explaining the structure of the check valve and the combined form of the exhaust air sterilization unit of the wearable air purifier of the present invention.

5 and 6 are cross-sectional views illustrating the structure of an air supply unit and an inlet filter of the wearable air purifier according to the present invention.

7 is a perspective view and a partially enlarged view illustrating a replacement cycle display unit of the wearable air purifier of the present invention.

8 and 9 are rear views showing an embodiment of a close contact means and a wearing comfort improvement means of the wearable air purifier of the present invention.

10 is a conceptual diagram illustrating an oxygen supply unit of a wearable air purifier according to the present invention.

11 is a plan view illustrating the arrangement of a third sterilization means and the shape of a lip preventing the inflow of ultraviolet rays of the wearable air purifier according to the present invention;

Hereinafter, the most preferred embodiment of the present invention will be described in detail in order to explain the present invention in detail to the extent that those skilled in the art can easily practice the present invention.

Numbers cited in the examples below are not limited to the referenced subject and can be applied to all examples. An object that exhibits the same purpose and effect as the configuration presented in the embodiment corresponds to an equivalent replacement object. The high-level concept presented in the examples includes sub-concept objects that are not described.

(Example 1-1) The wearable air purifier of the present invention includes a wearing part 100 that is in close contact with the user's respiratory system and forms a breathing space 110 isolated from the outside; An air supply unit 200 for supplying air to the breathing space 110 and filtering harmful substances contained in the supplied air; An air discharge unit 300 through which the air of the breathing space 110 is discharged; an exhaust air sterilization unit 400 for sterilizing the air discharged through the air discharge unit 300; includes

Conventional wearable air purifiers have a problem in that germs and viruses propagate through the exhausted air because the air used for breathing is discharged as it is.

In detail, a conventional wearable air purifier is a device for filtering harmful substances mixed in the air and providing clean air to the user. It had a structure in which air was immediately discharged to the outside.

Therefore, in the present invention, the air used for respiration is discharged after sterilization in the sterilization unit 400 so that bacteria and viruses do not spread through the discharged air even when the user is infected.

(Embodiment 2-1) The present invention relates to a wearable air purifier, and in Embodiment 1-1, the discharge air sterilization unit 400 includes a first sterilizing means 410 for irradiating ultraviolet rays to discharged air; includes

(Example 2-2) In the wearable air purifier of the present invention, in Example 2-1, the first sterilization means 410 includes at least one of UVA LED and UVC LED.

(Example 2-3) In the wearable air purifier of the present invention, in Example 2-1, the air discharge unit 300 includes a check valve 310 located in the air discharge passage 301; includes

(Example 2-4) In the wearable air purifier of the present invention, in Example 2-3, the check valve 310 is coupled to the inner surface of the check valve housing 311 and the check valve housing 311 in which the first passage is formed A valve 312 made of a flexible material that opens and closes the first passage and is bent in response to air movement, located on one side in the thickness direction of the valve 312, and bending of the valve 312 is made only to the outside where air is discharged Stopper lip 313 to limit the bearing; includes

(Example 2-5) In the wearable air purifier of the present invention, in Example 2-4, the valve 312 includes a bending groove 312-1 formed in a recessed shape on one side in the thickness direction through which air is discharged; includes

(Example 2-6) In the wearable air purifier of the present invention, in Example 2-4, the first sterilization means 410 is coupled to the side surface of the stopper lip 313; includes

(Example 2-7) In the wearable air purifier of the present invention, in Example 2-6, the exhaust air sterilization unit 400 is a discharge filter 420 coupled to the inlet side of the check valve 310 through which air is introduced. ); includes

(Example 2-8) In the wearable air purifier of the present invention, in Example 2-7, the discharge filter 420 has a color selected from black, gray, and brown; includes

Referring to FIG. 2, in the wearable air purifier 1000 of the present invention, when the user operates the air inlet fan 220, air is introduced into the breathing space 110 through the air inlet passage 201, and the breathing space 110 The air introduced into ) is used for respiration and then discharged to the outside through the discharge means 101 of the wearable part 100, the air discharge passage 301, and the check valve 310.

Therefore, in the present invention, the first sterilization means 410 emitting ultraviolet rays is placed on the air discharge passage 301 or the check valve 310 so that the discharged air can be sterilized by ultraviolet rays.

At this time, the check valve 310 may have various structures capable of preventing external air from flowing backward through the air outlet 302, and in one embodiment, as shown in (a) of FIG. 3, the check valve housing (311) A valve 312 made of a flexible material such as rubber or silicon is formed on the inner surface, and when the air used for respiration is discharged, the valve 312 is bent and the air is discharged, as shown in (b) of FIG. When the discharge of air is stopped, the valve 312 may be restored as shown in (a) of FIG. 3 to block the inflow of air.

In addition, it is recommended that the check valve 310 has a stopper lip 313 formed on the inlet side of the discharge air to prevent reverse bending of the valve 312, and the valve 312 has a A plurality of bending grooves 312-1 are spaced apart so that air can be discharged more easily.

In addition, as shown in (c) of FIG. 4, it is recommended that the first sterilization means 410 be coupled to the side of the stopper lip 313 so that the emitted ultraviolet rays are evenly irradiated to the discharged air, and the check valve housing (311) The inner surface is coated with a reflective paint so that the ultraviolet rays irradiated from the first sterilizing means 410 are reflected in various directions to effectively sterilize the air.

In addition, when the first sterilization means 410 is placed on the inlet side of the check valve 310, since ultraviolet rays emitted from the first sterilization means 410 can be directly irradiated to the user's skin, in the present invention, FIG. As shown in d), the discharge filter 420 is placed on the inlet side of the check valve 410 to filter possible backflow air and at the same time block the inflow of ultraviolet rays into the wearing part 100. .

(Embodiment 3-1) The present invention relates to a wearable air purifier, and in Embodiment 2-1, the air supply unit 200 includes an inflow passage housing 210 forming an air inflow passage 201; An air inlet fan 220 located in the inlet passage 201 to suck in air; an inflow filter 230 mounted on the inflow passage housing 210 to filter incoming air; a second sterilization means (240) for irradiating ultraviolet rays to the air moving into the breathing space (110); includes

(Example 3-2) In the wearable air purifier of the present invention, in Example 3-1, the second sterilization means 240 includes at least one of UVA LED and UVC LED.

(Example 3-3) In the wearable air purifier of the present invention, in Example 3-1, the air supply unit 200 is hinged to the inlet passage housing 210 to open and close the inlet passage 201 and introduce air. a cover 250 in which a hole 251 is formed; includes

(Example 3-4) In the wearable air purifier of the present invention, in Example 3-3, the second sterilization means 240 is coupled to the cover 250; includes

(Example 3-5) In the wearable air purifier of the present invention, in Example 3-1, the inlet filter 230 has a filter case 231 having an insertion space in the center and a filter case 231 into which air is introduced. A first filter 232 positioned at the inlet side of the filter case 231, a second filter 233 positioned at the outlet side of the filter case 231, and a photocatalytic filter positioned between the first filter 232 and the second filter 233. (234); includes

(Example 3-6) In the wearable air purifier of the present invention, in Example 3-5, the second sterilizing means 240 is located between the first filter 232 and the second filter 233 ; includes

Since ultraviolet rays have a high sterilizing ability, the second sterilizing means 240 emitting ultraviolet rays is placed on the air supply unit 200 to sterilize the air introduced into the breathing space 110 through the air inlet passage 201. can make it

At this time, as shown in FIG. 5, the second sterilization means 240 is coupled to the upper surface of the cover 250 for opening and closing the inlet of the air inlet passage 201 to sterilize the incoming air, but the cover 250 ) When the second sterilizing means 240 is placed on the upper surface, since there is a problem in that ultraviolet rays emitted from the second sterilizing means 240 are emitted to the outside, as shown in FIG. 6 (b), the inflow filter 230 ) is more recommended to be located inside.

In detail, as shown in (b) of FIG. 6, the second sterilization means 240 is placed between the first filter 232 and the second filter 233, and the second sterilization means 240 This is to prevent the emitted ultraviolet rays from leaking out or entering the inside.

In addition, a photocatalytic filter 234 having a porous structure coated with titanium dioxide (TiO 2 ) may be positioned between the first filter 232 and the second filter 233, and the photocatalytic filter 234 is a second sterilization filter. It is possible to effectively remove viruses and bacteria contained in the air passing through a photochemical reaction with ultraviolet light emitted from the unit 240 .

(Example 4-1) The present invention relates to a wearable air purifier, and in Example 3-1, the intake filter 230 includes a vertical lip 235 protruding from a filter case 231; a replacement cycle display unit 236 coupled to an end of the vertical lip 235; includes

(Example 4-2) In the wearable air purifier of the present invention, in Example 5-1, the replacement cycle indicator 236 is an adhesive layer 236-1 having adhesive strength, and the surface of the adhesive layer 236-1 a cover layer 236-2 attached to; includes

(Example 4-3) In the wearable air purifier of the present invention, in Example 5-1, the cover 250 that opens and closes the inlet of the inflow passage 201 of the air supply unit 200 has the replacement cycle indicator 236 a display hole 252 to be inserted; includes

In the wearable air purifier of the present invention, the replacement cycle indicator 236 is formed on the intake filter 230 so that the filter can be replaced at a more accurate time.

In detail, the inlet filter 230 is an assembly in which a plurality of filters are coupled. In the case of the first filter 232 located at the inlet side, the state can be checked with the naked eye, but the photocatalytic filter 234 and the outlet side In the case of the positioned second filter 233, since it is difficult to check the state with the naked eye, a replacement cycle indicator 236 is formed on the inflow filter 230 so that the user can replace it at the right time.

At this time, the replacement cycle display unit 236 may include a variety of materials that change color in response to the degree of contamination. In one embodiment, an adhesive is coated on the surface so that contaminants adhere to the adhesive and the color is changed. may be

In addition, since the inflow filter 230 inserted into the filter mounting space of the inflow passage housing 210 is covered by the cover 250, it is difficult for the user to grasp the color change of the replacement cycle display unit 236.

Therefore, the replacement cycle indicator 236 is coupled to the end of the vertical lip 235, as shown in (a) of FIG. 7, and is exposed to the outside through the display hole 252 formed through the cover 250. Recommended.

(Embodiment 5-1) The present invention relates to a wearable air purifier, and in Embodiment 3-1, the wearable part 100 is located on the rear side facing the user's skin and is formed of rubber or silicon. means 120; a wearing comfort improving means 130 coupled to the rear edge of the close means 120; includes

(Example 5-2) In the wearable air purifier of the present invention, in Example 5-1, the wearing comfort improving means 130 is cotton, nonwoven fabric, or pellet; includes

(Example 5-3) In the wearable air purifier of the present invention, in Example 5-2, the wearing comfort improving means 130 is a wearing comfort improving means unit 130A disposed spaced apart from the center to the edge of the close contact means 120; includes

(Embodiment 5-4) In the wearable air purifier of the present invention, in Embodiment 5-3, the wearing part 100 is Velcro formed on the bonding surface of the adhesion means 120 and the comfort improvement means 130 ( 140); includes

(Example 5-5) In the wearable air purifier of the present invention, in Example 5-5, the contact means 120 includes a cutout 121 formed at a rear edge; includes

(Example 5-6) In the wearable air purifier of the present invention, in Example 5-5, the Velcro 140 is positioned to face the cutout 121; includes

(Example 5-7) In the wearable air purifier of the present invention, in Example 5-1, the contact means 120 includes a wrinkle portion 122 formed on a rear surface; includes

The contact means 120 in close contact with the user's skin in the form of wrapping around the edge of the user's respiratory tract is formed of rubber or silicone material to increase adhesion and to be variable in shape in response to the user's various face shapes.

However, in the case of rubber or silicone, the fit is not good due to the characteristics of the material, the contact surface is rubbed, and the user feels uncomfortable because moisture is collected on the contact surface, so the wearing comfort improvement means 130 made of cloth It is recommended to be coupled to the back of the contact means 120 in contact with the user's skin.

At this time, the wearing comfort improving means 130 may be singular as shown in FIG. 8 (a), but as shown in FIG. 8 (b), a plurality of wearing comfort improving means units having different inner diameters ( 130A) may be formed together.

In addition, since the plurality of wearing comfort improving unit units 130A spaced apart from each other individually restrict the movement of air, there is an advantage in that air leakage occurring between the wearable part 100 and the user's skin bonding surface can be minimized.

In addition, as shown in FIG. 9 (a), a velcro 140 corresponding to each other is formed on the coupling surface of the adhesion means 120 and the wearing feeling improving means 130, so that the wearing feeling improving means after using the device ( 130) is recommended.

In addition, the adhesion means 120 has a plurality of incisions at the rear edge as shown in FIG. 121) may be spaced apart, or wrinkles 122 may be formed as shown in (c) of FIG. 9 .

At this time, it is recommended that the cutout 121 is closed by Velcro 140 to prevent air from leaking to the outside through the cutout 121 .

(Embodiment 6-1) The present invention relates to a wearable air purifier, and in Embodiment 3-1, the control module 500 for controlling the operation of the air supply unit 200; Connection means 600 for connecting the control module 500 and the air supply unit 200; includes

(Embodiment 6-2) In the wearable air purifier of the present invention, in Embodiment 6-1, the control module 500 includes a switch 510 for adjusting the rotational speed of the air intake fan 220; includes

(Example 6-3) In the wearable air purifier of the present invention, in Example 6-1, the control module 500 includes a battery 520 supplying electricity to the air intake fan 220; includes

Referring to FIGS. 2 and 10 , the air supply unit 200 accommodated inside the wearing part 100 is connected to the control module 500 through a connecting means 600.

At this time, the control module 500 is provided with a switch 510 so that the user can adjust the speed of the air intake fan 220 through the switch 510. In one embodiment, the number of clicks of the switch 510 and the click direction Correspondingly, the rotational speed of the air inlet fan 220 may be adjusted.

In addition, although the connecting means 600 is indicated by a line connecting the wearable part 100 and the control module 500 in the drawings, the connecting means 600 is the air intake fan 220 via the control module 500. Since it is sufficient if the speed and presence or absence of operation can be adjusted, a wireless communication device capable of transmitting signals may also be included.

(Example 7-1) The present invention relates to a wearable air purifier, and in Example 6-1, an oxygen supply unit 700 supplying oxygen to the breathing space 110; includes

(Example 7-2) In the wearable air purifier of the present invention, in Example 7-1, the oxygen supply unit 700 is accommodated inside the control module 500; includes

(Example 7-3) In the wearable air purifier of the present invention, in Example 7-2, the connecting means 600 includes an oxygen transport tube 610 through which oxygen supplied from the oxygen supply unit 500 passes; includes

(Example 7-4) In the wearable air purifier of the present invention, in Example 7-1, the oxygen supply unit 700 is coupled to the wearable part 100 and provides oxygen to the air inlet passage 201 thing; includes

The wearable air purifier of the present invention can supply oxygen to the user, and the form of supplying oxygen to the user is provided with an oxygen supply unit 700 inside the control module 500, and oxygen on the oxygen supply unit 700 is shown in FIG. 10 As shown in the form of supplying through the oxygen transport tube 610 formed inside the connection means 600, and the oxygen supply unit 700 is coupled to the wearing part 100 to form an air inlet passage 201 or breathing space (110), including the form of directly supplying oxygen.

(Embodiment 8-1) The present invention relates to a wearable air purifier, and in Embodiment 1-1, the third sterilization means coupled to the edge of the inflow passage housing 210 and irradiating ultraviolet rays to the discharged air ( 800); a pair of UV inflow prevention ribs 900 disposed at the rear side of the third sterilization means 800 to be offset from each other to limit the movement of ultraviolet rays formed in the rear direction; includes

(Example 8-2) In the wearable air purifier of the present invention, in Example 8-1, the ultraviolet inflow prevention lip 900 has a plurality of irregular reflection protrusions formed on the surface; includes

(Example 8-3) In the wearable air purifier of the present invention, in Example 8-1, the UV inflow prevention lip 900 includes a blocking lip 910 bent and coupled to an end portion; includes

Since the air discharged after respiration passes through the inflow passage housing 210 and is discharged to the outside as shown in FIG. Combined, the air used for breathing can be sterilized while moving to the air discharge unit 300.

At this time, it is recommended that the third sterilization means 800 be coupled to the front side of the inflow passage housing 210 so that the ultraviolet rays emitted from the third sterilization means 800 are not applied to the rear side where the user's skin is located, On the left and right sides of the inflow passage housing 210, a pair of UV inflow prevention ribs 900 that block the movement of UV rays to the rear side may be crossed in the forward and backward directions.

The curved blocking lip 910 formed at the end of the ultraviolet inflow prevention lip 900 narrows the passage through which light can pass to minimize the movement of ultraviolet rays in the rearward direction, and the surface of the blocking lip 910 has irregular reflection projections is formed so that when ultraviolet rays pass through the space between the blocking ribs 910, they collide with the surface of the blocking ribs 910 and become weak.

100: wearing part 110: breathing space

120: adhesion means 121: incision

122: wrinkles 130: means for improving wearing comfort

130A: unit for improving wearing comfort 140: Velcro

200: air supply unit 201: air inlet passage

210: inlet passage housing 220: air inlet fan

230: inflow filter 231: filter case

232: first filter 233: second filter

234: photocatalytic filter 235: vertical lip

236: replacement cycle display unit 236-1: adhesive layer

236-2: cover layer 240: second sterilization means

250: cover 251: air inlet hole

252: display hole

300: air discharge unit 301: air discharge passage

310: check valve 311: check valve housing

312: plate 312-1: bending groove

313: stopper lip

400: exhaust air sterilization unit 410: first sterilization means

420: discharge filter

500: control module 510: switch

520: battery

600: connecting means 610: oxygen transport tube

700: oxygen supply unit 800: third sterilization means

900: UV inflow prevention lip 910: Blocking lip

Claims (9)

A wearing part 100 that is in close contact with the user's respiratory system to form a breathing space 110 isolated from the outside; An air supply unit 200 for supplying air to the breathing space 110 and filtering harmful substances contained in the supplied air; An air discharge unit 300 through which the air of the breathing space 110 is discharged; an exhaust air sterilization unit 400 for sterilizing the air discharged through the air discharge unit 300; A wearable air purifier that includes a. The method of claim 1, The discharge air sterilization unit 400 includes a first sterilization means 410 for irradiating ultraviolet rays to the discharged air; A wearable air purifier that includes a. The method of claim 2, The air discharge unit 300 includes a check valve 310 located in the air discharge passage 301; The check valve 310 is coupled to the check valve housing 311 in which the first passage is formed and the inner surface of the check valve housing 311 to open and close the first passage, and the valve 312 made of a flexible material that is bent in response to air movement. ), a stopper lip 313 located on one side of the valve 312 in the thickness direction to limit bending of the valve 312 to an outside direction through which air is discharged; A wearable air purifier that includes a. The method of claim 2, The air supply unit 200 includes an inflow passage housing 210 forming an air inflow passage 201; an air inlet fan 220 located in the air inlet passage 201 to suck in air; an inflow filter 230 mounted on the inflow passage housing 210 to filter incoming air; a second sterilization means (240) for irradiating ultraviolet rays to the air moving into the breathing space (110); A wearable air purifier that includes a. The method of claim 4, The inlet filter 230 includes a vertical lip 235 protruding from the filter case 231; a replacement cycle display unit 236 coupled to an end of the vertical lip 235; A wearable air purifier that includes a. The method of claim 4, The wearing part 100 is located on the rear side facing the user's skin and adheres means 120 formed of rubber or silicon material; a wearing comfort improving means 130 coupled to the rear edge of the close means 120; A wearable air purifier that includes a. The method of claim 4, Control module 500 for controlling the operation of the air supply unit 200; Connection means 600 for connecting the control module 500 and the air supply unit 200; A wearable air purifier that includes a. The method of claim 7, An oxygen supply unit 700 supplying oxygen to the breathing space 110; A wearable air purifier that includes a. The method of claim 1, a third sterilization unit 800 coupled to an edge of the inflow passage housing 210 and irradiating ultraviolet rays to the discharged air; a pair of UV inflow prevention ribs 900 disposed at the rear side of the third sterilization means 800 to be offset from each other to limit the movement of ultraviolet rays formed in the rear direction; A wearable air purifier that includes a.

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