WO2024117378A1 - Dispositif de stérilisation et de désinfection de type par pulvérisation ayant une structure de sécurité électrique - Google Patents

Dispositif de stérilisation et de désinfection de type par pulvérisation ayant une structure de sécurité électrique Download PDF

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Publication number
WO2024117378A1
WO2024117378A1 PCT/KR2023/000507 KR2023000507W WO2024117378A1 WO 2024117378 A1 WO2024117378 A1 WO 2024117378A1 KR 2023000507 W KR2023000507 W KR 2023000507W WO 2024117378 A1 WO2024117378 A1 WO 2024117378A1
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WIPO (PCT)
Prior art keywords
plasma
solution
spray
plasma discharge
type sterilization
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PCT/KR2023/000507
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English (en)
Korean (ko)
Inventor
이승재
Original Assignee
주식회사 스테라피
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Publication of WO2024117378A1 publication Critical patent/WO2024117378A1/fr

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
    • A61L2/18—Liquid substances or solutions comprising solids or dissolved gases
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
    • A61L2/22—Phase substances, e.g. smokes, aerosols or sprayed or atomised substances
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B17/00—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups
    • B05B17/04—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods
    • B05B17/06—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods using ultrasonic or other kinds of vibrations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/16—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas incorporating means for heating or cooling the material to be sprayed
    • B05B7/22—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas incorporating means for heating or cooling the material to be sprayed electrically, magnetically or electromagnetically, e.g. by arc
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00—Generating plasma; Handling plasma
    • H05H1/24—Generating plasma
    • H05H1/46—Generating plasma using applied electromagnetic fields, e.g. high frequency or microwave energy

Definitions

  • One embodiment of the present invention relates to a spray-type sterilization/disinfection device having an electrical safety structure that embeds the plasma discharge unit in the main body and distinguishes it from the electrostatic spray unit.
  • the sterilization device performs sterilization using high temperature steam, Ethylene Oxide (ETO) gas, ozone, water, hydrogen peroxide vapor, hydrogen peroxide, and plasma. Recently, a method of increasing sterilization efficiency by combining ozone, hydrogen peroxide, plasma, ultraviolet rays (UV), and photocatalyst (TiO2) has been applied.
  • ETO Ethylene Oxide
  • the sterilization device supplies medicine in the form of steam, gas bubbler, or liquid (liquid) particles (mist).
  • High-concentration hydrogen peroxide is a toxic substance when handled, and direct contact between an object to be sterilized and plasma can cause electrostatic damage from electric fields and surface damage from plasma.
  • Ozone is only involved in the decomposition process of limited organic bonds or is consumed in the oxidation reaction of metals, so sterilization takes a long time.
  • Ozone has the second highest redox level (2.07eV) after fluorine (F, 2.87eV) and hydroxyl group (OH, 2.85eV), and is known to be a stronger oxidizing agent than hydrogen peroxide (H2O2, 1.77eV).
  • F, 2.87eV fluorine
  • OH, 2.85eV hydroxyl group
  • H2O2, 1.77eV hydrogen peroxide
  • the conventional sterilization technology using ozone has the disadvantage that the sterilization reaction time is slow and the speed of the decomposition process varies greatly depending on the type of organic matter.
  • the sterilization device stores the chemical (hydrogen peroxide) in the form of a liquid (liquid) in the nutrient solution storage and supply section, and uses a spray device to spray the chemical in the form of dry mist or water droplets.
  • the conventional sterilization device shown in Figure 1 is equipped with a plasma generator inside the spray head, the plasma generator generates plasma while turning the hydrogen peroxide solution into water droplets, so the spray device and the plasma discharge portion are inevitably exposed.
  • Conventional spray-type sterilization and disinfection devices have exposed discharge parts, which poses a risk of electric shock, and EMI radiation due to plasma discharge is exposed without shielding.
  • the plasma discharge part of the spray head is placed inside the supply device body to induce activation and ionization by contacting the solution with plasma, and an electrostatic induction device is placed inside the spray head to generate electrostatic charge of water droplets to generate plasma discharge.
  • the purpose is to provide a spray-type sterilization and disinfection device with an electrical safety structure that satisfies electrical safety and EMI standards by separately dividing the space where overcharge occurs.
  • a plasma discharge module that discharges plasma with a water droplet solution and sprays plasma-treated liquid particles (droplets); a solution reduction unit storing a plasma treatment solution obtained by reducing the plasma-treated liquid particles into a liquid; A spray head for converting the plasma treatment solution into water droplets and then spraying the plasma treatment solution with an electric charge is provided.
  • the plasma discharge part of the spray head is placed inside the supply device main body to bring the solution into contact with plasma to induce activation and ionization, and an electrostatic induction device is placed inside the spray head to generate electrostatic discharge of water droplets.
  • Figure 1 is a conceptual diagram of a conventional spray-type sterilization/disinfection device.
  • Figure 2 is a diagram showing the external enclosure of the spray-type sterilization and disinfection device according to this embodiment.
  • Figure 3 is a diagram showing the injection head and supply device main body according to this embodiment.
  • Figure 4 is a diagram showing a spray head mounted on an external enclosure according to this embodiment.
  • Figure 5 is a diagram showing the internal module of the spray-type sterilization and disinfection device according to this embodiment.
  • Figure 6 shows a cross-sectional view of the embedded plasma discharge device of the spray-type sterilization and disinfection device according to this embodiment.
  • Figure 7 shows the air flow of the embedded plasma discharge device of the spray-type sterilization and disinfection device according to this embodiment.
  • Figure 8 shows air discharge from the embedded plasma discharge device of the spray-type sterilization and disinfection device according to this embodiment.
  • Figure 9 shows the air flow of the embedded plasma discharge device air discharge according to this embodiment.
  • Figure 10 shows a top cross-sectional view of the embedded plasma discharge device of the spray-type sterilization and disinfection device according to this embodiment.
  • Figure 11 is a diagram showing the inside of the injection head without the plasma discharge unit according to this embodiment.
  • Figure 12 is a diagram showing a method of connecting two or more embedded plasma discharge devices in series according to this embodiment.
  • Figure 13 is a diagram showing a structure for circulating a reduced solution according to this embodiment.
  • Figure 2 is a diagram showing the external enclosure of the spray-type sterilization and disinfection device according to this embodiment.
  • the spray-type sterilization/disinfection device 200 can generally secure electrical stability and satisfy EMI conditions more than when ionization (plasma activation) and electrostatic charge are applied simultaneously.
  • the spray-type sterilization/disinfection device 200 includes an external enclosure 210, a spray head 310, and a supply device body 320.
  • Figure 3 is a diagram showing the injection head and supply device main body according to this embodiment.
  • the spray-type sterilization/disinfection device 200 is placed in the target space for sterilization.
  • the spray-type sterilization device 200 disinfects or sterilizes the target space by spraying hydrogen peroxide (H 2 O 2 ), sterilizing solution, water, etc. in the form of an aerosol.
  • H 2 O 2 hydrogen peroxide
  • the spray-type sterilization and disinfection device 200 vaporizes the solution or converts it into water droplets and sprays them into the target space.
  • the spray-type sterilization and disinfection device 200 has a structure in which gas can freely enter and exit, but liquid can enter and exit is controlled.
  • the spray-type sterilization/disinfection device 200 includes a supply device body 320 and a spray head 310. Components included in the spray-type sterilization and disinfection device 200 are not necessarily limited to this.
  • the spray head 310 is connected to the supply device body 320 with a separate supply cable and operated in a stationary manner, but it is not necessarily limited to this, and the supply device body 320 and the spray head 310 are integrated. It can be combined and implemented as a mobile device.
  • the supply device main body 320 is a device that vaporizes the solution or converts it into water droplets.
  • the supply device main body 320 stores the solution and, when there is a user input, vaporizes the stored solution or converts it into a water droplet form.
  • the supply device main body 320 has a plasma discharge unit 540 embedded therein.
  • the supply device main body 320 discharges plasma into the injected solution using the plasma discharge unit 540 to activate the plasma in the solution.
  • the supply device body 320 liquifies the plasma-activated solution again.
  • the supply device main body 320 has a plasma discharge unit 540 embedded therein.
  • the supply device main body 320 can reduce the risk of electric shock and shield EMI discharge by embedding the plasma discharge portion 540.
  • Power is supplied to the supply device main body 320, and plasma is generated in the spray head 310 to generate spray.
  • the supply device main body 320 implements a plasma discharge unit 540 that is separate from the injection head 310.
  • the supply device main body 320 uses the plasma discharge unit 540 to discharge plasma into the injected solution, thereby separating the dualization process into a separate process when converting the solution into an active species state.
  • the spray head 310 is a device that sprays a solution converted into vaporized or water droplet form to the outside.
  • the injection head 310 and the supply device body 320 are implemented separately.
  • the injection head 310 turns the ionized solution generated in the supply device body 320 into dry fog, charges it using the charge generator 580, and then sprays it.
  • the spray head 310 receives a liquid plasma-activated solution from the supply device body 320, applies an electrostatic charge, and sprays it in the form of water droplets.
  • the spray head 310 uses the charge generator 580 to spray the solution in a charged state.
  • the spray head 310 separates the process of applying an electric charge into a separate process when spraying the solution in the form of water droplets.
  • the supply device body 320 and the spray head 310 operate separately from each other.
  • Figure 4 is a diagram showing a spray head mounted on an external enclosure according to this embodiment.
  • the supply device body 320 and the spray head 310 are housed (stored) inside a separate external enclosure 210.
  • the injection head 310 can be mounted on the external enclosure 210 using the holder 410.
  • the holder 410 can be stored in the holder storage groove, and when the user pulls it to the outside, it can be fixed in a protruding state.
  • the holder 410 is capable of attaching and detaching the spray head 310 from its upper surface.
  • the spray head 310 and the supply device body 320 can be stored inside the external enclosure 210.
  • a handle and wheels are provided on the outside of the outer enclosure 210, making it movable.
  • a door is formed on one side of the outer enclosure 210, and a holder storage groove is formed on the other side.
  • the holder 410 is accommodated in the dental holder storage groove formed on the other surface of the external enclosure 210.
  • the external enclosure 210 is equipped with a handle and wheels on the outside and can be moved.
  • the outer enclosure 210 has a door formed on one outer surface, a holder storage groove is formed on the other outer surface, and the holder 410 can be stored in the holder storage groove.
  • the holder 410 is stored in the holder storage groove of the external enclosure 210, and when pulled outward, it is fixed in a protruding state so that the spray head 310 can be detached from the upper surface.
  • Figure 5 is a diagram showing the internal module of the spray-type sterilization and disinfection device according to this embodiment.
  • the spray-type sterilization and disinfection device 200 according to this embodiment can apply various discharge methods such as atmospheric pressure plasma discharge and plasma JET discharge.
  • the spray-type sterilization and disinfection device 200 can vaporize the solution or convert it into water droplets using the plasma discharge unit 540.
  • the spray sterilization and disinfection device 200 uses the plasma discharge unit 540 to vaporize the solution or convert it into water droplets, then reduce it back to the solution, and then vaporize the solution again or convert it into water droplets.
  • the spray-type sterilization/disinfection device 200 has a structure capable of shielding the plasma discharge unit 540.
  • the spray-type sterilization and disinfection device 200 converts the solution into mist using plasma discharge and then liquefies it again.
  • the spray-type sterilization and disinfection device 200 converts the liquefied solution back into mist using the spray head 310 and sprays it.
  • the supply device main body 110 includes an embedded plasma discharge device 502, a second air pump 572, and a second solution pump 574.
  • the embedded plasma discharge device 502 includes a plasma discharge module 506 and a solution reduction unit 508.
  • the plasma discharge module 506 includes a first air pump 510, a first solution pump 520, an injection unit 530, and a plasma discharge unit 540.
  • the solution reduction unit 508 includes a second helical structure 550 and a solution storage unit 560.
  • the plasma discharge module 506 and the spray head 310 are placed in separate spaces to ensure electrical stability.
  • the plasma discharge module 506 discharges plasma into a water droplet solution and sprays plasma-treated liquid droplets.
  • the plasma discharge module 506 includes a first air pump 510, a first solution pump 520, an injection unit 530, and a plasma discharge unit 540.
  • the first air pump 510 injects external air.
  • the first air pump 510 injects external air into the injection unit 530.
  • the first air pump 510 injects air when the water droplets are plasma activated by the first solution pump 520 to expand the plasma area.
  • the first air pump 510 injects air so that as the area of the plasma expands, the area where the plasma touches the water droplets increases, thereby generating more activation.
  • the first solution pump 520 supplies a solution in liquid form.
  • the first solution pump 520 injects the solution into the injection unit 530.
  • the first solution pump 520 artificially converts the liquid solution into water droplets.
  • the water droplets are plasma activated in space with higher efficiency than when plasma activation is performed on a water stream.
  • the spray unit 530 combines the external air injected from the first air pump 510 and the liquid solution injected from the first solution pump 520 and sprays the solution in droplets.
  • the injection unit 530 uses the air injected from the first air pump 510 to convert the solution injected from the first solution pump 520 into water droplets and sprays them into the internal space of the plasma discharge unit 540.
  • the plasma discharge unit 540 receives power from the plasma power supply unit 542 and discharges plasma into the water droplet solution so that the plasma-treated liquid particles are sprayed.
  • the plasma discharge unit 540 applies alternating current (AC) power to electrodes provided therein to discharge plasma containing active species generated through the electron heating process and ionization process into a water droplet solution.
  • AC alternating current
  • the plasma discharge unit 540 When the plasma discharge unit 540 receives the solution, it activates the plasma and causes the plasma treatment to spray liquid particles.
  • the plasma discharge unit 540 discharges plasma into the solution converted into water droplets so that the plasma-treated liquid particles are sprayed into the second spiral structure 550.
  • the plasma discharge unit 540 is implemented inside the supply device body 320 so that it is not exposed to the outside.
  • the haze from which the plasma has been discharged is liquefied again by the plasma discharge unit 540, and then the liquefied solution is sprayed using the spray head 310.
  • the plasma discharge unit 540 discharges plasma using a plasma jet method
  • the contact area between the plasma and the water droplets expands due to the water droplets generated by the first solution pump 520 and the air generated by the first air pump 510, resulting in activation.
  • This active plasma treated liquid particulate is then sprayed.
  • the solution reduction unit 508 stores a plasma treatment solution in which the plasma-treated liquid fine particles are reduced to liquid.
  • the solution reduction unit 508 includes a second helical structure 550 and a solution storage unit 560.
  • the second spiral structure 550 is disposed on the second passage 650 through which the plasma-treated liquid particles pass and reduces the plasma-treated liquid particles to liquid form.
  • the second spiral structure 550 allows the sprayed plasma-treated liquid particles to flow along the direction of the spiral and then convert back into liquid to be contained in the solution storage unit 560.
  • the second spiral structure 550 allows the plasma-treated liquid particles sprayed from the plasma discharge unit 540 to flow along the direction in which the spiral is formed and then converted back into liquid to be contained in the solution storage unit 560.
  • the second spiral structure 550 attaches to the wall of the plasma-treated liquid particulate spiral sprayed from the plasma discharge unit 540, flows, and then accumulates in the solution storage unit 560 to become a liquid solution again.
  • the second spiral structure 550 prevents the solution contained in the solution storage unit 560 from overflowing out even if the case body is turned over.
  • the second helical structure 550 is formed between the plasma discharge unit 540 and the solution storage unit 560.
  • the solution storage unit 560 stores a plasma treatment solution obtained by reducing the plasma-treated liquid particles to liquid form.
  • the water droplets sprayed from the plasma discharge unit 540 pass through the second spiral structure 550 and are returned to the solution storage unit 560 as a solution.
  • the solution storage unit 560 stores the plasma-treated solution in liquid form.
  • the second air pump 572 injects external air into the injection head 310.
  • the second air pump 572 injects external air into the injection nozzle 590.
  • the second solution pump 574 supplies the plasma treatment solution into the injection head 310.
  • the second solution pump 574 injects the plasma-treated solution into the injection nozzle 590.
  • the spray head 310 converts the plasma treatment solution into water droplets and then sprays it with an electric charge.
  • the spray head 310 includes a charge generator 580 and a spray nozzle 590.
  • the charge generator 580 turns the plasma treatment solution into water droplets and then applies a high voltage to apply a charge.
  • the charge generator 580 applies a direct current (DC) of a preset high voltage to the dropletized plasma treatment solution so that the dropletized plasma treatment solution is charged.
  • DC direct current
  • the spray nozzle 590 sprays the charged plasma treatment solution into water droplets.
  • the injection nozzle 590 uses the air injected from the second air pump 572 to convert the plasma-treated solution injected from the second solution pump 574 into water droplets and sprays them to the outside.
  • the spray nozzle 590 can be sprayed using an atmospheric discharge method using a tail cone, an underwater discharge method, etc.
  • a first spiral structure 640 is additionally implemented to prevent overflow, so that the liquid form contained in the solution storage unit 560 Prevents the solution from flowing back outward.
  • Figures 6 to 10 show cross-sectional views of the embedded plasma discharge device of the spray-type sterilization and disinfection device according to this embodiment.
  • the supply device main body 320 in which the plasma discharge unit 540 is embedded includes a solution injection unit 610, an air injection unit 620, a solution discharge unit 810, a first spiral structure 640, It includes a first passage 642, a second spiral structure 550, a second passage 650, and a plasma discharge module housing 630.
  • Components included in the supply device body 320 in which the plasma discharge unit 540 is embedded according to this embodiment are not necessarily limited thereto.
  • the first spiral structure 640 is installed to completely or partially surround the exterior of the plasma discharge unit 540.
  • the first spiral structure 640 is disposed on the first passage to discharge the internal air to the outside.
  • the first helical structure 640 forms a plurality of helical layers on the y-axis of the first passage 642.
  • the first spiral structure 640 allows air to pass through, but prevents the liquid solution from flowing back outward even if the spray-type sterilization/disinfection device 200 is flipped 180° due to shaking.
  • the solution injection unit 610 refers to a pipe connecting the first solution pump 520 and the plasma discharge unit 540.
  • the air injection unit 620 refers to a pipe connecting the first air pump 510 and the plasma discharge unit 540.
  • the solution discharge unit 810 refers to a passage through which the solution inside the solution storage unit 560 is discharged.
  • the injection unit 530 converts the liquid solution input from the solution injection unit 610 into a water droplet form and sprays it.
  • the first helical structure 640 can be placed outside the injection unit 530.
  • the first spiral structure 640 can be arranged to completely or partially surround the exterior of the injection unit 530.
  • the first spiral structure 640 is disposed on the first passage 642 to discharge the internal air to the outside.
  • the first passage 642 is formed between the outside of the injection unit 530 and the inside of the plasma discharge module housing 630.
  • the first helical structure 640 forms a plurality of helical layers on the y-axis of the first passage 642.
  • the first helical structure 640 and the second helical structure 550 are arranged on different axes.
  • the supply device main body 320 in which the plasma discharge unit 540 is embedded can increase ionization of the solution to be plasma treated by using the embedded plasma discharge device 502 embedded in various configurations. As shown in FIG. 12, two or more embedded plasma discharge devices 502 with embedded plasma discharge units 540 can be connected in series.
  • Figure 13 is a diagram showing a structure for circulating a reduced solution according to this embodiment.
  • the embedded plasma discharge device 502 embedding the plasma discharge unit 540 uses the dispenser 1310 to supply a plasma treatment solution in which plasma-treated liquid particles are reduced to liquid to the spray head 310. ) or delivered to the first solution pump 520.
  • FIGS 14 and 15 are diagrams showing the shake correction frame of the embedded plasma discharge device according to this embodiment.
  • the supply device main body 320 is implemented in the form of a box. When a user uses the spray-type sterilization/disinfection device 200, the supply device main body 320 is used upright, but when stored, the supply device main body 320 is laid down to the side. When the supply device main body 320 is stored lying on its side, the solution storage unit 560, which stores the liquid solution, is tilted sideways by about 180 degrees.
  • the embedded plasma discharge device 502 includes a plasma discharge module 506 and a solution storage unit 960.
  • a shake compensation frame 1500 is installed so that the solution storage unit 560 maintains horizontal stability even if the supply device main body 320 is laid sideways while the solution is contained in the solution storage unit 560 in the embedded plasma discharge device 502. Includes.
  • a first pitch bearing 1410 is formed at one outer end of the plasma discharge module 506.
  • the first pitch bearing 1410 is fastened to the first pitch hole 1512 formed in the first vertical support frame 1510 to correct the pitch of the y-axis.
  • a second pitch bearing 1420 is formed at the other outer end of the plasma discharge module 506.
  • the second pitch bearing 1420 is fastened to the second pitch hole 1522 formed in the second vertical support frame 1520 to correct the pitch of the y-axis.
  • the embedded plasma discharge device 502 includes first, second, and pitch bearings 1410 and 1420 that maintain the pitch of the y-axis constant even if shaking occurs in the external enclosure 210, and the yaw of the z-axis. Maintain a horizontal posture using the yaw bearing (1910).
  • the shake correction frame 1500 includes a first vertical support frame 1510, a second vertical support frame 1520, and a horizontal support frame 1530.
  • the shake compensation frame 1500 maintains a horizontal position so that the spray unit 530 in the plasma discharge module 506 can always discharge plasma in a horizontal direction.
  • the horizontal support frame 1530 has a rectangular bar shape and is connected to the inner wall of the supply device main body 320.
  • the horizontal support frame 1530 includes a yaw bearing 1910 at its center that keeps the yaw of the z-axis constant.
  • the horizontal support frame 1530 is connected to the inner wall of the outer enclosure 210 using a yaw bearing 1910.
  • the yaw bearing 1910 suppresses the generation of yaw so that the horizontal support frame 1530 maintains a horizontal posture in the z-axis.
  • the first vertical support frame 1510 has a rectangular bar shape, and one side is connected to one end of the horizontal support frame 1530, and the other side is connected to the first pitch bearing 1410. One side of the first vertical support frame 1510 is fixed to one end of the horizontal support frame 1530. The other side of the first vertical support frame 1510 is connected to one end of the plasma discharge module 506 using a first pitch bearing 1410 that maintains the pitch of the y-axis constant.
  • the first pitch bearing 1410 suppresses the occurrence of pitch so that the first vertical support frame 1510 maintains a horizontal posture in the y-axis.
  • the first pitch bearing 1410 is fastened to the first pitch hole 1512 to maintain the pitch.
  • the second vertical support frame 1520 has a rectangular bar shape, and the other side is connected to the other end of the horizontal support frame 1530, and the other side is connected to the second pitch bearing 1420.
  • One side of the second vertical support frame 1520 is fixed to the other end of the horizontal support frame 1530.
  • the other side of the second vertical support frame 1520 is connected to the other end of the plasma discharge module 506 using a second pitch bearing 1420 that maintains the pitch of the y-axis constant.
  • the second pitch bearing 1420 suppresses the occurrence of pitch so that the second vertical support frame 1520 maintains a horizontal posture in the y-axis.
  • the second pitch bearing 1420 is fastened to the second pitch hole 1522 to maintain the pitch.

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  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electromagnetism (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
  • Apparatus For Disinfection Or Sterilisation (AREA)

Abstract

L'invention concerne un dispositif de stérilisation et de désinfection de type par pulvérisation ayant une structure de sécurité électrique. Un mode de réalisation concerne un dispositif de stérilisation et de désinfection de type par pulvérisation ayant une structure de sécurité électrique, dans lequel : une partie de décharge de plasma d'une tête de pulvérisation est disposée à l'intérieur d'un corps principal de dispositif d'alimentation de façon à amener une solution en contact avec le plasma et induire ainsi une activation et une ionisation ; et un dispositif d'induction électrostatique est disposé à l'intérieur de la tête de pulvérisation de façon à avoir la charge électrostatique de gouttelettes d'eau, et ainsi les espaces de décharge de plasma et de génération de charge sont maintenus séparés, ce qui permet de satisfaire la sécurité électrique et les critères EMI.
PCT/KR2023/000507 2022-11-28 2023-01-11 Dispositif de stérilisation et de désinfection de type par pulvérisation ayant une structure de sécurité électrique WO2024117378A1 (fr)

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KR20220161796 2022-11-28
KR10-2022-0161796 2022-11-28
KR10-2023-0000162 2023-01-02
KR1020230000162A KR102652049B1 (ko) 2022-11-28 2023-01-02 전기 안전 구조를 갖는 분무식 멸균소독장치

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101534817B1 (ko) * 2014-11-05 2015-07-06 (주) 태왕사이언스 이중제트노즐을 구비하는 과산화수소 플라즈마 이온화 발생장치
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