KR20110002508A - Circulation type plasma sterilizer for easy removing residual ozone - Google Patents

Circulation type plasma sterilizer for easy removing residual ozone Download PDF

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Publication number
KR20110002508A
KR20110002508A KR1020090059993A KR20090059993A KR20110002508A KR 20110002508 A KR20110002508 A KR 20110002508A KR 1020090059993 A KR1020090059993 A KR 1020090059993A KR 20090059993 A KR20090059993 A KR 20090059993A KR 20110002508 A KR20110002508 A KR 20110002508A
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KR
South Korea
Prior art keywords
ozone
sterilization
sterilization chamber
plasma
unit
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KR1020090059993A
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Korean (ko)
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표계열
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표계열
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Priority to KR1020090059993A priority Critical patent/KR20110002508A/en
Publication of KR20110002508A publication Critical patent/KR20110002508A/en

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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
    • A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
    • A61L2/14—Plasma, i.e. ionised 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
    • A61L2/24—Apparatus using programmed or automatic operation
    • 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
    • A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
    • A61L2202/10—Apparatus features
    • A61L2202/11—Apparatus for generating biocidal substances, e.g. vaporisers, UV lamps
    • 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
    • A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
    • A61L2202/10—Apparatus features
    • A61L2202/12—Apparatus for isolating biocidal substances from the environment
    • A61L2202/122—Chambers for sterilisation
    • 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
    • A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
    • A61L2202/10—Apparatus features
    • A61L2202/13—Biocide decomposition means, e.g. catalysts, sorbents
    • 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
    • A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
    • A61L2202/10—Apparatus features
    • A61L2202/14—Means for controlling sterilisation processes, data processing, presentation and storage means, e.g. sensors, controllers, programs
    • 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
    • A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
    • A61L2202/20—Targets to be treated
    • A61L2202/24—Medical instruments, e.g. endoscopes, catheters, sharps

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  • Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Apparatus For Disinfection Or Sterilisation (AREA)

Abstract

The present invention relates to a circulating plasma sterilizer which is easy to remove residual ozone, and more particularly, sterilization of fungi present in a sterilized object such as a medical device by using a sterilization unit composed of a plasma ozone device, while air sterilization is performed. The sterilization unit and the ozone removal unit are interlocked to operate exclusively by separately separating the ozone removing unit consisting of a filter and a photocatalyst plasma lamp. The sterilized medical equipment and various equipments are placed in a sterilization chamber and air As it completely sterilizes by supplying ozone in a circulating manner, it can maximize disinfection and sterilization efficiency, and it is hygienic and stable by suppressing secondary infection and fungus growth. Ozone is inhaled by circulating It is possible to protect human health by preventing harm, to eliminate discomfort caused by the smell of ozone, and to reduce residual air pollution, and to remove residual ozone, which contributes to improving global warming. will be.

Description

Circulation type plasma sterilizer for easy removing residual ozone}

The present invention relates to a circulating plasma sterilizer which is easy to remove residual ozone, and more particularly, sterilization of fungi present in a sterilized object such as a medical device by using ozone generated by the operation of a plasma ozone generator. The present invention relates to a circulating plasma sterilizer capable of easily removing residual ozone to remove ozone remaining in the sterilization process with a photocatalyst plasma lamp through a circulation method.

In general, various types of disposable medical tools or reusable medical tools used in a medical institution such as a hospital should be maintained in a sterile state before use. Therefore, various methods for sterilizing such medical tools have been developed. Such sterilization methods include a conventional method using high temperature and high pressure, a method using ethylene oxide gas, a method using hydrogen peroxide plasma, and the like.

The traditional method using high temperature and high pressure has a problem in that it does not completely sterilize the microorganisms present in the sterilized products, and the method using ethylene oxide gas uses CFC gas, which is the main cause of global environmental pollution, as a carrier gas. There was a discomfort that could cause seriously, and additionally a long aeration time to remove the remaining ethylene oxide after sterilization treatment.

On the other hand, the method using hydrogen peroxide plasma is a method of generating and sterilizing the plasma while maintaining the inside of the reaction vessel at a pressure lower than atmospheric pressure, so the structure of the apparatus is complicated, and the size of the apparatus is increased. Since the temperature rises to a high temperature of 50 ℃ or more, there is a problem unsuitable for sterilization of the tool of the plastic material.

In addition, the time required for disinfection in the case of autoclave sterilization and EO (Ethlene Oxide) gas sterilizer that is currently spreading is usually 1 to 3 hours in case of autoclave sterilization, 8 to 12 hours in case of EO gas disinfection As a result, this not only causes human and time waste, but also causes inefficiency in equipment operation, and also has a problem of sterilizing with various sterilizers because the disinfection methods are different for each equipment.

In addition, the conventional apparatus for disinfection using plasma is a situation in which the sterilization and sterilization is not performed because low-temperature plasma or ozone, which is disinfection gas, does not reach deep inside the object to be disinfected, that is, inside the pipe or pipe.

The present invention is to sterilize the medical equipment and various equipment to be sterilized in the sterilization chamber and supply ozone in the air circulation method to completely sterilize, so as to maximize the disinfection and sterilization efficiency to suppress secondary infection and fungal growth As it is stable in hygiene, the residual ozone after sterilization is circulated through photocatalytic plasma lamp and ozone filter to safely remove ozone and prevent human body health by preventing ozone from inhaling and harming respiratory organs. The purpose of the present invention is to provide a circulating plasma sterilizer capable of eliminating the discomfort felt according to the removal of residual ozone, which contributes to the improvement of global warming by reducing air pollution.

The present invention for achieving the above object is a plasma sterilizer equipped with a main body is provided with a sterilization chamber to accumulate the sterilized target therein, and a plasma generator for generating ozone to sterilize the sterilized target, It is installed to open and close the sterilization chamber, the door formed with a tempered glass window to check the sterilization chamber from the outside, the storage unit formed in multiple layers to evenly sterilize the sterilization target inside the sterilization chamber, so that the air of the sterilization chamber to escape A suction port to be formed, a blower installed in the suction port to forcibly suck air from the sterilization chamber, a transfer pipe for transferring the air sucked into the blower, and a plasma ozone generator connected to the transfer pipe to generate ozone during sterilization time Wake out, consisting of a transfer pipe for transferring the ozone generated in the plasma ozone generator to the sterilization chamber And a discharge port formed to introduce ozone generated in connection with the transfer pipe into the sterilization chamber, a blower installed at the suction port to forcibly suck air in the sterilization chamber, a transfer pipe for transferring the air sucked into the blower, and Ozone removal unit consisting of a ozone removal device for removing the ozone of the air introduced from the sterilization chamber during the ozone removal time connected to the transfer pipe, and a transfer pipe for transferring the air from which ozone is removed from the ozone removal device to the sterilization chamber, the transfer pipe A discharge port which is connected to and connected to the sterilization chamber to remove the ozone-removed air, and is provided at an upper end of the main body, and includes a control unit provided to control ON / OFF of the sterilization unit and the ozone removal unit. The ozone removal unit is interlocked to provide a circulating plasma sterilizer that is easy to remove residual ozone that is mutually exclusive.

The present invention is to sterilize the medical equipment and various equipment to be sterilized in the sterilization chamber and supply ozone in the air circulation method to completely sterilize, so as to maximize the disinfection and sterilization efficiency to suppress secondary infection and fungal growth As it is stable in hygiene, the residual ozone after sterilization is circulated through photocatalytic plasma lamp and ozone filter to safely remove ozone and prevent human body health by preventing ozone from inhaling and harming respiratory organs. It can eliminate the discomfort that is felt along the way, and it is very useful to contribute to the improvement of global warming by reducing air pollution.

Hereinafter, the configuration and operation of the circulating plasma sterilizer for easy residual ozone removal according to the present invention will be described in detail.

First, Figure 1 is a perspective view of the plasma sterilizer easy to remove residual ozone of the present invention, Figure 2 is a perspective view showing the appearance of the storage unit is separated from the sterilization chamber, Figure 3 is a perspective view showing a state in which the storage unit is fixed to the sterilization chamber, Figure 4 Figure 5 is a perspective view showing the configuration of the main body and the sterilization unit and the ozone removal unit, Figure 5 is a rear perspective view showing the configuration of the body and the sterilization unit and the ozone removal unit, Figure 6 is a rear perspective view showing the configuration of the body and the ozone removal unit, Figure 7a Figure 7b is an exploded perspective view of the ozone removal unit, Figure 7b is a cross-sectional view of the ozone removal unit, Figure 8a is an exploded perspective view showing another embodiment of the ozone removal unit, Figure 8b is a cross-sectional view showing another embodiment of the ozone removal unit, Figure 9 is the bottom of the body 10A to 10B are perspective views of the main body, FIG. 11 is an exploded perspective view of the housing, and FIG. 12 is a perspective view of the housing.

The circulating plasma sterilizer 10 of the present invention, which is easy to remove residual ozone, sterilizes the sterilized object 20 and the main body 100 provided with a sterilization chamber 110 so as to accumulate the sterilized object 20 therein. In the plasma sterilizer having a plasma ozone generating means for generating ozone to treat,

A door 200 installed to open and close the sterilization chamber 110 and having a tempered glass window 210 formed to check the sterilization chamber 110 from the outside;

Receiving unit 300 is formed in a multi-layer so that the sterilization target 20 evenly stacked in the sterilization chamber 110;

Intake openings (111a, 111b) formed to escape the air of the sterilization chamber (110);

A blower 410 installed in the suction port 111a to forcibly suck air from the sterilization chamber 110, a transfer pipe 420 for transferring the air sucked into the blower 410, and the transfer pipe 420. Sterilization unit consisting of a plasma ozone generator 430 is connected to and generates ozone during the sterilization time, and a transfer pipe 440 for transferring ozone generated in the plasma ozone generator 430 to the sterilization chamber 110 ( 400);

A discharge port 112a formed in the sterilization chamber 110 to introduce ozone generated by being connected to the transfer pipe 440;

A blower 510 installed in the suction port 111b to forcibly suck air from the sterilization chamber 110, a transfer pipe 520 for transferring the air sucked into the blower 510, and the transfer pipe 520. Connected to the ozone removal unit 530 for removing ozone from the air introduced from the sterilization chamber 110 during the ozone removal time, and the ozone removed air from the ozone removal apparatus 530 is transferred to the sterilization chamber 110. Ozone removal unit 500 consisting of a transfer pipe 540 to the;

A discharge port 112b connected to the transfer pipe 540 and formed in the sterilization chamber 110 to introduce air from which ozone has been removed;

A control unit 600 provided on the main body 100 to control ON / OFF of the sterilization unit 400 and the ozone removal unit 500; and include the sterilization unit 400 and ozone. The remover 500 is interlocked and configured to operate mutually exclusively.

First, the body 100 is provided with a sterilization chamber 110 to accommodate the sterilization target 20 to be sterilized, such as various medical tools, the sterilization chamber 110, the air inside the sterilization chamber 110 A pair of suction ports 111a and 111b are formed at a lower end on one side so as to escape, and air sucked through the suction ports 111a and 111b is circulated to the sterilization unit 400 or the ozone removal unit 500 to be sterilized. Outlets 112a and 112b are formed at an upper end of the sterilization chamber 110 to be introduced into the chamber 110.

Here, the inlet 111a, 111b and the outlet 112a, 112b may further form a filtering network 120 to prevent the inflow or outflow of various foreign matters, such as dust, insects, etc. inside the sterilization chamber (110). .

The door 200 is installed to open and close the sterilization chamber 110, and the door 200 is provided with a tempered glass window 210 so that the progress of the sterilization chamber 110 can be checked from the outside.

The door 200 may be hinged to the main body 100 to pivot and may include a separate handle to facilitate opening and closing of the door 200. In addition, the door 200 may not be opened arbitrarily, and the body 100 and the door 200 may be fixed by using various fastening means so that the sterilization chamber 110 may be sealed, and in particular, the body 100 and the door ( Built-in magnets of different poles in the 200, and the door 200 is attached to a portion in contact with the rim of the sterilization chamber 110 to be fixed so that the main body 100 and the door 200 is fixed through the magnetic force Can be.

In addition, the door 200 is formed of a tempered glass window 210 made of tempered glass having excellent durability, so that the sterilization process and ozone removal process performed in the sterilization chamber 110 can be visually checked from the outside.

The storage unit 300 is formed in a multi-layer structure so that the sterilization target 20 is evenly stacked in the sterilization chamber 110. When the sterilization target 20 is accommodated in the storage unit 300, the sterilization process is performed in the sterilization process. Since the ozone performing the sterilization can be circulated evenly between the sterilization targets 20, the sterilization targets 20 that are not sterilized are not generated, so that complete sterilization can be performed.

At this time, the receiving part 300 has both side walls 310 forming a plurality of assembly spheres 311 in the longitudinal direction, a plurality of supports 320 connecting the both side walls 310, and the assembly sphere ( A sterilization chamber 110 includes a guide 330 fixed to both side walls 310 and a plurality of shelves 340 seated on an upper end of the guide 330 by forming hooks 331 fitted to 311. It is preferred to be configured to be inserted in and removed from.

As described above, since the storage unit 300 may be inserted into or removed from the sterilization chamber 110, when the user places the sterilized object 20 on the storage unit 300, the storage unit 300 may be sterilized ( After the extraction from the sterilization target 20 is completed, the storage unit 300 may be inserted into the sterilization chamber 110 to perform sterilization.

In addition, the position of the guide 330 may be fixed while changing the position of the guide 330 according to the size of the sterilized object 20 along the assembly opening 311 of the sidewall 310, which may be fixed to the assembly opening 311. By adjusting the height of the guide 330 by inserting a fixed hook 331 by bending downward on both sides, and finally to freely adjust the height of the shelf 340 is fitted to the top of the guide 330.

The sterilization unit 400 is installed at the suction port 111a, and a blower 410 for forced suction of air in the sterilization chamber 110, and a transfer pipe 420 for transferring the air sucked into the blower 410; A plasma ozone generator 430 connected to the transfer pipe 420 to generate ozone during sterilization time, and a transfer pipe transferring ozone generated from the plasma ozone generator 430 to the sterilization chamber 110 ( 440, the blower 410 first intakes air in the sterilization chamber 110 through the inlet 111a and discharges it to the transfer pipe 420. At this time, the air discharged to the transfer pipe 420 is supplied to the plasma ozone generator 430, the plasma ozone generator 430 generates ozone by reacting the plasma, and the generated ozone to the transfer pipe 440 The supply pipe 440 is connected to the outlet 112a of the sterilization chamber 110 so that the ozone supplied from the plasma ozone generator 430 is finally supplied to the sterilization chamber 110.

In this case, the plasma ozone generator 430 may use various known ozone generators, such as an ozone plasma generator that generates ozone in a low temperature atmospheric plasma method, and an ozone generator that generates ozone using atmospheric pressure plasma. It is to be revealed.

The ozone removing unit 500 is installed at the suction port 111b, and includes a blower 510 for forcibly sucking the air in the sterilization chamber 110 and a transfer pipe 520 for transferring the air sucked into the blower 510. And an ozone removal device 530 connected to the transfer pipe 520 to remove ozone of air introduced from the sterilization chamber 110 during the ozone removal time, and air from which ozone is removed from the ozone removal device 530. In the configuration consisting of a transfer pipe 540 to be transferred to the sterilization chamber 110, the blower 510 first intakes the air of the sterilization chamber 110 through the inlet 111b to discharge to the transfer pipe 520. At this time, the air discharged to the transfer pipe 520 is supplied to the ozone removal device 530, the ozone removal device 530 to remove the ozone of the sterilization chamber 110 remaining in the sterilization process, the ozone is removed air Supply to the transfer pipe 540, the transfer pipe 540 is connected to the outlet 112b of the sterilization chamber 110 and finally the air purified from the ozone removal device 530 is supplied to the sterilization chamber 110 Will be.

At this time, the ozone removal device 530 may be used a variety of known ozone removal means, in particular, the case 531 to provide a sealed inner space, and the ozone filter 532 fixed to both sides of the inside of the case 531. ), And the photocatalyst plasma lamp 533 is fixed between the ozone filter 532, the photocatalyst plasma lamp 533 is a glass fiber 30-60nm titanium dioxide (TiO 2 ) and inorganic ceramics. The photocatalyst formed by mixing with the inorganic binder is impregnated in the photocatalyst coating liquid and hot-air-dried photocatalyst glass fiber (533a) can be configured to surround the outer surface of the plasma lamp (533b).

The case 531 is sealed so that the ozone filter 532 and the photocatalyst plasma lamp 533 are accommodated and the air introduced into the ozone filter 532 and the photocatalyst plasma lamp 533 can be removed to the ozone. It is configured to provide an interior space, the inlet 531a and the outlet 531b is provided, the inlet 531a is connected to the transfer pipe 520 to the air of the sterilization chamber 110 sucked into the blower 510 The outlet 531b is connected to the transfer pipe 540 to supply air from which ozone has been removed to the outlet 112b of the sterilization chamber 110.

In addition, the case 531 is a hinge 531d to facilitate entry and exit in the process of replacing and inspecting the ozone filter 532, the maple plasma lamp 533, and the activated carbon filter 534 fixed inside the case 531. ) Can be fixed to the front opening and closing door (531c). The reason why the opening and closing door 531c is provided on the front side as described above is that the opening and closing door 531c is provided at the top of the main body 100 when the ozone filter 532, the m Plasma lamp 533, and the activated carbon filter 534 are taken out. This is to prevent the interference of the control unit 600. In addition, the opening and closing door (531c) may be provided with a separate handle to facilitate the opening and closing process, it may be provided with a locking means (531e), such as keys, fixing levers, rings so that the opening and closing door (531c) does not open and close arbitrarily.

The ozone filter 532 is a casing formed in a rectangular rectangular frame through which air such as ozone can pass, and a porous ceramic in which chlorine (Cl) atoms are adsorbed or coated to decompose ozone passing through the casing and reduce it to oxygen. It is preferable to mean various known ozone filters 532 configured to decompose ozone, including an ozone decomposing filter made of an ozone decomposing member filled in the casing.

The photocatalyst plasma lamp 533 is a photocatalyst glass fiber formed by impregnating a photocatalyst formed by mixing a glass fiber with a titanium dioxide (TiO 2 ) having a size of 30-60 nm and an inorganic ceramic with an inorganic binder and drying with hot air. 533a surrounds the outer surface of the plasma lamp 533b.

First of all, glass fiber refers to a mineral fiber made of molten glass as a fiber shape, and because it has a property of resisting high temperature, not burning, and chemically resistant, it does not corrode and thus surrounds the plasma lamp 533b. No deformation occurs.

The glass fiber is coated by impregnating the photocatalyst coating liquid and dried by hot air to complete the photocatalyst glass fiber 533a. The photocatalyst coating liquid is formed by mixing 30-60 nm titanium dioxide (TiO 2 ) and an inorganic ceramic. It is composed by mixing a photocatalyst with an inorganic binder and a metal oxide catalyst.

When the size of titanium dioxide (TiO 2 ) is formed to 30-60 nm, the surface area of titanium dioxide (TiO 2 ) may increase according to the structure of the atomized titanium dioxide (TiO 2 ) to increase the sterilizing effect of the photocatalyst. In addition, titanium dioxide (TiO 2 ) may be penetrated and fixed between pores provided by the porosity of the inorganic ceramic.

In addition, the coating is made when the glass fiber is impregnated into the photocatalyst coating liquid by mixing with an inorganic binder, in this case, the drying method selects a hot air drying method so that it can be quickly dried.

Here, the ozone removal device 530 may further comprise an activated carbon filter 534 configured by filling the activated carbon 534b in the rectangular frame 534a, the activated carbon filter 534 is the ozone filter 532 and It may be fixed between the photocatalytic plasma lamps 533 or fixed between the case 531 and the ozone filter 532 to help remove ozone from the sterilization chamber 110 by adsorbing ozone.

For reference, the photocatalytic plasma lamp 533 may be provided with a square fixing frame 535 to protect the photocatalytic plasma lamp 533 from external impact and to easily fix and install the photocatalytic plasma lamp 533 in the case 531. The photocatalyst plasma lamp 533 may be arranged and fixed to the fixing frame 535.

The control unit 600 is provided at the top of the main body 100 to be configured to control the on / off of the sterilization unit 400 and the ozone removal unit 500, the sterilization unit 400 and ozone The removal unit 500 is interlocked so that the ozone removal unit 500 does not operate when the sterilization unit 400 operates, and when the operation of the sterilization unit 400 is completed, the ozone removal unit 500 operates. It is desirable to operate mutually exclusive.

In addition, the control unit 600 may be provided with a timer 610 to set the ON / OFF time of the sterilization unit 400 and the ozone removal unit 500, the sterilization unit 400 and the ozone agent In addition to the power switch for inputting the ON / OFF of the rejection 500, operation buttons for inputting various commands or setting values, and when the door 200 is opened for a long time, the power may be cut off or changed to a power saving mode. Limit switch 620 and the like may be further provided to be.

In addition, the sterilization chamber 110 is provided with an ozone sensor 700 for measuring the concentration of residual ozone, the display unit 800 for displaying the measured value of the ozone sensor 700 to the outside of the main body 100 It is provided at the top, and the cover 900 of the acrylic material is attached to the surface of the main body 100 and the door 200 can be beautifully decorated the appearance of the main body 100 and the door 200. The display unit 800 is connected to the controller 600 as well as the ozone sensor 700 to display sterilization time and ozone removal time.

Referring to the operation of the circulating plasma sterilizer 10 easy to remove residual ozone of the present invention as described above is as follows.

First, the sterilization target 20 to be sterilized by removing the accommodating part 300 to put in the sterilization chamber 110, and adjust the height of the shelf 340 evenly sterilize the target sterilization object (20). Insert the storage unit 300, the storage of the sterilization target 20 is completed in the sterilization chamber 110, and closes the door 200 to seal the sterilization chamber (110).

At this time, the power supply to the sterilization unit 400 through the control unit 600, the blower 410 and the plasma ozone generator 430 is operated, the ozone removal unit 500 is automatically cut off the power I never do that. First, the blower 410 sucks the air in the sterilization chamber 110 through the suction port 111a and discharges it to the transfer pipe 420. At this time, the air discharged to the transfer pipe 420 is supplied to the plasma ozone generator 430, the plasma ozone generator 430 generates ozone by reacting the plasma, and the generated ozone to the transfer pipe 440 Supply, but the transfer pipe 440 is connected to the outlet 112a of the sterilization chamber 110 and finally the ozone supplied from the plasma ozone generator 430 is supplied to the sterilization chamber 110 sterilization chamber 110 The sterilization target 20 is to be sterilized for a predetermined time.

When the sterilization process is completed for the predetermined time as described above, the power of the sterilization unit 400 is cut off so that the blower 410 and the plasma ozone generator 430 do not operate, and power is supplied to the ozone removal unit 500 to blow the blower. 510 and the ozone removal device 530 is operated.

 First, the blower 510 intakes the air of the sterilization chamber 110 through the suction port 111b and discharges it to the transfer pipe 520. At this time, the air discharged to the transfer pipe 520 is supplied to the ozone removing device 530, the ozone removing device 530 to remove the ozone of the sterilization chamber 110 remaining in the sterilization process, the ozone is removed air Supply to the transfer pipe 540, the transfer pipe 540 is connected to the outlet 112b of the sterilization chamber 110 to finally supply the purified air from the ozone removal device 530 to the sterilization chamber 110 It is.

At this time, the power of the sterilization unit 400 may be supplied by the time set by the timer 610, the ozone sensor 700 measures the amount of ozone in the sterilization chamber 110 to completely remove the ozone or the amount of ozone reaches a very small amount It can be set to automatically shut off when a safe concentration is reached for the human body.

According to the present invention having the configuration and operation process as described above, the sterilization target 20 to equip the sterilization chamber 110 evenly and equip the medical equipment and various equipment and the like to completely sterilize by supplying ozone in the air circulation method. Accordingly, it is possible to maximize the disinfection and sterilization efficiency, so that the secondary infection and fungus growth can be inhibited and hygienically stable, and ozone remaining after sterilization can be safely removed by circulating through the photocatalyst plasma lamp 533 and the ozone filter 532. As a result, ozone is inhaled into the body to prevent harm to the respiratory organs, thereby protecting human health, eliminating the discomfort felt by ozone-specific odors, and reducing the air pollution, thereby improving global warming. .

1 is a perspective view of a plasma sterilizer easy to remove residual ozone of the present invention;

Figure 2 is a perspective view showing a state in which the storage unit is separated from the sterilization chamber,

3 is a perspective view showing a state in which the storage unit is fixed to the sterilization chamber,

Figure 4 is a perspective view showing the configuration of the main body and the sterilization unit and the ozone removal unit,

5 is a rear perspective view showing the configuration of the main body and the sterilization unit and the ozone removal unit,

Figure 6 is a rear perspective view showing the configuration of the main body and the ozone removal unit,

Figure 7a is an exploded perspective view of the ozone removal unit,

7b is a cross-sectional view of the ozone removal unit,

Figure 8a is an exploded perspective view showing another embodiment of the ozone removal unit,

8b is a sectional view showing another embodiment of the ozone removal unit;

9 is a bottom perspective view of the main body;

10a to 10b are perspective views of the main body,

11 is an exploded perspective view of a storage unit;

12 is a perspective view of the housing.

<Description of the symbols for the main parts of the drawings>

10: Plasma sterilizer for easy removal of residual ozone

20: target sterilization 100: main body

110: sterilization chamber 111a, 111b: suction port

112a, 112b: outlet 120: filter network

200: door 210: tempered glass window

300: accommodating portion 310: side wall

311: assembly 320: support

330: Guide 331: Hook

340: shelf 400: sterilization unit

410, 510: blower 420, 440, 520, 540: transfer pipe

430: plasma ozone generator 500: ozone removal unit

530: ozone removal device 531: case

532: ozone filter 533: photocatalytic plasma lamp

533a: Photocatalyst glass fiber 533b: Plasma lamp

534: activated carbon filter 534a: frame

534b: activated carbon 535: fixed frame

600: control unit 610: timer

700: ozone sensor 800: display unit

900: Cover

Claims (7)

In the plasma sterilizer is provided with a main body 100 is provided with a sterilization chamber 110 to accumulate the sterilized object 20 therein, and a plasma ozone generating means for generating ozone to sterilize the sterilized object 20. In A door 200 installed to open and close the sterilization chamber 110 and having a tempered glass window 210 formed to check the sterilization chamber 110 from the outside; Receiving unit 300 is formed in a multi-layer so that the sterilization target 20 evenly stacked in the sterilization chamber 110; Intake openings (111a, 111b) formed to escape the air of the sterilization chamber (110); A blower 410 installed in the suction port 111a to forcibly suck air from the sterilization chamber 110, a transfer pipe 420 for transferring the air sucked into the blower 410, and the transfer pipe 420. Sterilization unit consisting of a plasma ozone generator 430 is connected to and generates ozone during the sterilization time, and a transfer pipe 440 for transferring ozone generated in the plasma ozone generator 430 to the sterilization chamber 110 ( 400); A discharge port 112a formed in the sterilization chamber 110 to introduce ozone generated by being connected to the transfer pipe 440; A blower 510 installed in the suction port 111b to forcibly suck air from the sterilization chamber 110, a transfer pipe 520 for transferring the air sucked into the blower 510, and the transfer pipe 520. Connected to the ozone removal device 530 to remove ozone from the air introduced from the sterilization chamber 110 during the ozone removal time, and the air from which ozone is removed from the ozone removal device 530 to the sterilization chamber 110. An ozone removal unit 500 formed of a transfer pipe 540 for transferring; A discharge port 112b connected to the transfer pipe 540 and formed in the sterilization chamber 110 to introduce air from which ozone has been removed; A control unit 600 provided on the main body 100 to control ON / OFF of the sterilization unit 400 and the ozone removal unit 500; and include the sterilization unit 400 and ozone. Removal unit 500 is mutually exclusive interlocking (interlocking), when the operation of the sterilization unit 400 is completed, the ozone removal unit 500 is easy to remove residual ozone circulating plasma sterilizer, characterized in that the operation. The ozone removing apparatus 530 of claim 1, wherein the ozone removing apparatus 530 includes a case 531 which provides a sealed inner space, an ozone filter 532 fixed to both sides of the case 531, and the ozone filter 532. The photocatalyst plasma lamp 533 is composed of a plurality of photocatalyst plasma lamp (533) is fixed between), the photocatalyst plasma lamp 533 is a photocatalyst formed by mixing 30-60nm size titanium dioxide (TiO 2 ) and inorganic ceramic inorganic A circulating plasma sterilizer capable of easily removing residual ozone, characterized by covering the outer surface of the plasma lamp (533b) with a photocatalyst glass fiber (533a), which is impregnated with a photocatalyst coating liquid mixed with a binder and configured by hot air drying. The method of claim 2, wherein the ozone removal device 530 is a circular type easy to remove residual ozone, characterized in that the activated carbon filter 534 is configured by filling the activated carbon 534b in the frame 534a of the rectangular shape Plasma sterilizer. According to claim 1, The sterilization chamber 110 is provided with an ozone sensor 700 for measuring the concentration of the residual ozone, the display unit 800 for displaying the measured value of the ozone sensor 700 to the outside of the main body 100 is provided on the top, the surface of the main body 100 and the door 200 is easy to remove residual ozone circulating plasma sterilizer, characterized in that the cover 900 is attached to the acrylic material. The residual ozone removal of claim 1, wherein the control unit 600 is provided with a timer 610 to set ON / OFF times of the sterilization unit 400 and the ozone removal unit 500. Easy circulating plasma sterilizer. The circulating plasma sterilizer of claim 1, wherein the inlet (111a, 111b) and the outlet (112a, 112b) are formed with a filter net (120) to prevent the inflow of foreign substances. The method of claim 1, wherein the receiving portion 300 is a side wall 310 to form a plurality of assembly holes 311 in the longitudinal direction, a plurality of supports 320 for connecting the both side walls 310, Sterilized by forming a hook 331 to be fitted to the assembly sphere 311 consists of a guide 330 fixed to both side walls 310 and a plurality of shelves 340 seated on the top of the guide 330 Recirculating plasma sterilizer easy to remove residual ozone, characterized in that the insertion and removal from the chamber (110).
KR1020090059993A 2009-07-02 2009-07-02 Circulation type plasma sterilizer for easy removing residual ozone KR20110002508A (en)

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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101352395B1 (en) * 2011-11-11 2014-01-17 대한민국 Tunnel type sterilization device
KR101398933B1 (en) * 2012-07-04 2014-05-27 최옥정 Ozone Sterilizer
KR20190075753A (en) * 2017-12-21 2019-07-01 광운대학교 산학협력단 Pure-Plasma Sterilizer by Reduction of Circulating Residual-Ozone
KR20200000149U (en) * 2020-01-07 2020-01-20 광운대학교 산학협력단 Pure-Plasma Sterilizer by Reduction of Circulating Residual-Ozone
WO2020032519A1 (en) * 2018-08-10 2020-02-13 주식회사 제씨콤 Method for preparing plasmonics implementation layer, and plasmonic antibacterial/sterilization filter using same
KR20210055371A (en) * 2019-11-07 2021-05-17 황제준 Sterilizer with Plasma Circulation Structure
KR20220000728A (en) * 2020-06-26 2022-01-04 인싸이토(주) Plasma generating apparatus
KR102422866B1 (en) * 2022-03-11 2022-07-21 (주)킴스프로젝트 Tableware sterilization using plasma
KR102600020B1 (en) * 2023-02-02 2023-11-08 주식회사 솔텍 Sterilization method using photocatalyst and atmospheric pressure plasma discharge
EP4371581A1 (en) * 2022-11-03 2024-05-22 MDG Engineering S.r.l. Drying cabinet for reusable invasive medical devices

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101352395B1 (en) * 2011-11-11 2014-01-17 대한민국 Tunnel type sterilization device
KR101398933B1 (en) * 2012-07-04 2014-05-27 최옥정 Ozone Sterilizer
KR20190075753A (en) * 2017-12-21 2019-07-01 광운대학교 산학협력단 Pure-Plasma Sterilizer by Reduction of Circulating Residual-Ozone
WO2020032519A1 (en) * 2018-08-10 2020-02-13 주식회사 제씨콤 Method for preparing plasmonics implementation layer, and plasmonic antibacterial/sterilization filter using same
KR20210055371A (en) * 2019-11-07 2021-05-17 황제준 Sterilizer with Plasma Circulation Structure
KR20200000149U (en) * 2020-01-07 2020-01-20 광운대학교 산학협력단 Pure-Plasma Sterilizer by Reduction of Circulating Residual-Ozone
KR20220000728A (en) * 2020-06-26 2022-01-04 인싸이토(주) Plasma generating apparatus
KR102422866B1 (en) * 2022-03-11 2022-07-21 (주)킴스프로젝트 Tableware sterilization using plasma
EP4371581A1 (en) * 2022-11-03 2024-05-22 MDG Engineering S.r.l. Drying cabinet for reusable invasive medical devices
KR102600020B1 (en) * 2023-02-02 2023-11-08 주식회사 솔텍 Sterilization method using photocatalyst and atmospheric pressure plasma discharge

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