WO2023141666A1 - Dispositif de désinfection - Google Patents

Dispositif de désinfection Download PDF

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Publication number
WO2023141666A1
WO2023141666A1 PCT/AT2022/060027 AT2022060027W WO2023141666A1 WO 2023141666 A1 WO2023141666 A1 WO 2023141666A1 AT 2022060027 W AT2022060027 W AT 2022060027W WO 2023141666 A1 WO2023141666 A1 WO 2023141666A1
Authority
WO
WIPO (PCT)
Prior art keywords
disinfection
disinfection chamber
water tank
ozone
housing
Prior art date
Application number
PCT/AT2022/060027
Other languages
German (de)
English (en)
Inventor
Jürgen Brandner
Thomas Schachner
Sandra PLATE
Thomas Ringer
Original Assignee
Blue Pearl Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Blue Pearl Gmbh filed Critical Blue Pearl Gmbh
Priority to PCT/AT2022/060027 priority Critical patent/WO2023141666A1/fr
Publication of WO2023141666A1 publication Critical patent/WO2023141666A1/fr

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Classifications

    • 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
    • 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
    • A61L2/20—Gaseous substances, e.g. vapours
    • A61L2/202—Ozone
    • 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

Definitions

  • the invention relates to a device for hand and/or foot disinfection.
  • publication EP 3 244 933 B1 shows an apparatus for hand disinfection using ozone water.
  • An electrolytic ozone generator which is installed in the apparatus and with which the highest possible ozone concentration in the ozone water is achieved, serves to provide the ozone water.
  • a user's palms are inserted into an opening of a disinfection chamber of the apparatus.
  • the concentrated ozone water is sprayed onto the palms of the hands of the user located in the disinfection chamber from water outlet openings which are each arranged in a pattern on the top and bottom of the disinfection chamber.
  • the apparatus is connected to a drain, with the spent ozone water being discharged to the sewer.
  • Disadvantages of this design are at least the large outlay on equipment, the high consumption of ozone water and the risk of water with a high ozone content accidentally splashing onto the user's face or clothing. Furthermore, during operation of this device, there is a strong odor nuisance due to the high ozone content in the water. Ozone gas has a pungent smell, comparable to a strong smell of chlorine. After an intensive ozone treatment or Release of ozone gas can occur in insufficiently ventilated spaces between half an hour and take up to several hours for the smell of ozone to completely disappear. In addition, due to the strong oxidative effect of ozone, a longer-lasting or Regular skin contact with ozone water with a high ozone concentration is problematic for health reasons, since ozone contact can lead to skin irritation.
  • an oxidizing agent solution containing active chlorine and traces of ozone and peroxides is also produced electrolytically by means of an electrochemical cell from an aqueous electrolytic medium as the starting solution, for example an alkali chloride brine.
  • the corresponding starting solution for preparing the oxidizing agent solution is provided, for example, as a disposable cartridge and attached to the outside of the apparatus.
  • the electrolytically produced oxidizing agent solution is distributed by an atomizer nozzle, which protrudes directly into a disinfection chamber of the apparatus, onto the hands of a user inserted into the disinfection chamber. The used oxidant solution must then be disposed of.
  • Disadvantages of this design are also the expenditure on equipment caused by the electrochemical cell, the complex provision of starting solution in cartridges, the required disposal of used oxidizing agent solution or of spent cartridges containing source solution and the risk that if the user's hands come into direct contact with the atomizing nozzle inside the disinfection chamber, oxidant solution may accidentally spray out of the disinfection chamber onto the user's face or clothing.
  • the object of the invention to specify a device which overcomes the aforementioned disadvantages of the prior art. Furthermore, the device should be as flexible as possible for hand and/or foot disinfection and should be simple and compact in design. Another object is to create a device fen, which is also safe to operate, inexpensive and low-maintenance and which, if possible, causes no health hazard for a user.
  • a device for hand and/or foot disinfection comprises a housing; at least one disinfection chamber within the housing; at least one housing opening for inserting at least one hand and/or at least one foot into the at least one disinfection chamber; an air intake device; an air ozone generator, the air ozone generator coupled to the air induction device and configured to provide ozonated air; a water tank, the water tank coupled to the air ozone generator and configured to provide ozonated water; an atomization device, wherein the atomization device is coupled to the water tank and is designed to nebulize ozonated water and to distribute ozone mist through at least one outlet opening into the at least one disinfection chamber; and a return device, wherein the return device is coupled to the at least one disinfection chamber and to the water tank and is designed to return condensed ozone mist from the at least one disinfection chamber to the water tank.
  • the term “ozonized” is to be understood, for example, as air
  • the ozonation takes place by means of an air ozone generator, the air ozone generator being coupled to an air intake device and being designed to provide ozonated air.
  • Air or oxygen is preferably conveyed into the air ozone generator using a blower and/or an air pump.
  • the air ozone generator works on the principle of silent electrical discharge.
  • high voltage which is applied to a tube or a tube system in the air ozone generator, an electric field is created in the at least one tube, with oxygen being conducted through the at least one tube, for example in the form of air. This leads to the formation of ozone.
  • the amount of ozone gas formed depends on the level of voltage applied and on the gas pressure. The higher the voltage selected, the more ozone is produced.
  • the ozonated air is then blown into a water tank filled with water, with the water tank being coupled to the air ozone generator.
  • the water in the water tank is ozonated.
  • the water tank is therefore used to provide ozonated water.
  • the water tank is encapsulated or. closed so that as little ozone as possible escapes from the water tank into the environment when ozone is introduced into the water tank.
  • An atomizing device is coupled to the water tank and serves to nebulize ozonated water present in the water tank and to distribute the ozone mist through at least one outlet opening into the at least one disinfection chamber.
  • a blower for example a fan
  • the atomizing device is spatially separated from the at least one disinfection chamber by a device with at least one outlet opening.
  • a distributor cap with one or more outlet openings which is attached as a safety cap on the atomization device itself or on a housing section inside the disinfection device, can be arranged between the atomization device and the at least one disinfection chamber. A direct contact of the user with the atomizing device can thereby be excluded during the operation of the disinfection device.
  • one, two or more disinfection chambers can be provided.
  • a particularly compact design of a disinfection device according to the invention in which a single disinfection chamber is provided, which can be used to disinfect the palms of hands or a foot of a user.
  • each disinfection chamber having its own housing opening for inserting a hand or a foot into the disinfection chamber.
  • a disinfection device according to the invention for example with three or four separate disinfection chambers, with two disinfection chambers being provided for inserting one foot of the user, and the third and/or fourth disinfection chamber for disinfecting the palms of the hands of the user are adapted .
  • a return device which is coupled to the at least one disinfection chamber and to the water tank, serves to return condensed ozone mist from the at least one disinfection chamber to the water tank.
  • the return device enables a more sustainable, loss-free and therefore more economical longer-lasting circulatory operation of the disinfection device.
  • the disinfection device according to the invention does not have to be serviced continuously, but it is sufficient for continuous operation to refill the water tank with fresh water as "make-up" as required.
  • a disinfection device can be flexible can be set up and operated at any location without requiring a drain or connection to a sewage system
  • a corresponding electrical connection is required, whereby depending on the version for operation a disinfection device according to the invention, for example, a mobile power supply by means of a battery or a rechargeable accumulator can also be suitable.
  • a disinfection device is expediently constructed in such a way that it is easy to clean. It can be advantageous if the housing can be opened at least partially and, for example, a housing upper part or. a housing cover is designed to be removable in order to get into the interior of the at least one disinfection chamber. Furthermore, it can be expedient, for example, to design the water tank in such a way that it can be easily removed from the disinfection device for filling with water.
  • the atomization device can be an ultrasonic nebulizer in a disinfection device.
  • An ultrasonic nebulizer is a device for generating a mist by atomizing liquids. Ultrasonic nebulizers are used, for example, in medicine for the inhalation of medicines, and such nebulizers can also be used for effective room humidification and in steam baths.
  • the fog is usually generated by means of mechanical vibrations of up to 3 MHz, which are transmitted to a liquid film. These vibrations are usually generated by piezoceramic elements that convert electrical vibrations into mechanical vibrations.
  • the surface of the corresponding liquid film is thereby excited to form capillary waves, with the capillary waves rising exponentially with increasing excitation frequency until fog droplets of a specific diameter form. The higher the excitation frequency is set, the smaller the droplet diameter becomes.
  • the ozonated water can be atomized very finely with an ultrasonic nebulizer and particularly small, finely distributed mist droplets with droplet sizes of, for example, 2 to 4 m (micrometers) can be achieved.
  • an ultrasonic nebulizer as an atomization device enables the generation of a particularly gentle, finely distributed ozone mist within the at least one disinfection chamber, which a user finds beneficial on the skin, for example of the palms and/or soles.
  • the affected skin areas of the hands and/or foot surfaces introduced into the at least one disinfection chamber are evenly wetted by the finely distributed mist drops, which is why a gentle and at the same time thorough disinfection effect of the corresponding extremities of the user is achieved. Since the ozone mist within the disinfection chamber gently wraps itself around the parts of the skin to be disinfected, a possible hazard in conventional apparatus due to spraying applied oxidizing agent is also reliably avoided in the embodiment according to the invention.
  • the atomizing device is arranged at the height of the water tank, preferably at the same level as a bottom section of the water tank.
  • the atomizing device is located at the same level as a bottom section of the water tank, particularly preferably with that bottom section which forms the lowest-lying bottom section in the operating position of the disinfection device.
  • the water tank is designed in such a way that the atomizing device is arranged in a depression in the bottom of the water tank. The disinfection device can thus be operated without interruption until the water tank is essentially completely empty.
  • the return device in a disinfection device can include a return filter, the return filter being designed to clean condensed ozone mist from the at least one disinfection chamber before it reaches the water tank.
  • Mechanical impurities are advantageously held back by the return filter and do not get into the water tank when the condensate coming from the at least one disinfection chamber is returned. This ensures that the disinfection device is kept as maintenance-free as possible in continuous operation or circulatory operation, with the ozonated water being circulated. For continuous operation, fresh water only has to be refilled as make-up in the water tank if necessary and the return filter of the return device must be checked at certain intervals and cleaned of retained solids if necessary. It is expedient if the return filter is designed to be exchangeable and can be removed from the disinfection device together with a filter holder, for example.
  • the return filter in a disinfection device can include or be a mechanically acting filter net, preferably a stainless steel filter net.
  • a filter essentially j ene particles or removed solid ingredients from the cycle of ozonated water that are larger than a corresponding pore size of the filter mesh used in each case.
  • Stainless steel filters offer the advantage especially to be robust against corrosion and have generally proven themselves in water purification.
  • a disinfection device can include a return filter with a physical-chemical cleaning filter medium, preferably a filter medium containing active filter carbon.
  • a filter medium preferably a filter medium containing active filter carbon.
  • Activated filter carbon is suitable, for example, for removing dissolved organic trace substances or drug residues from the water cycle by adsorbing these substances. The more non-polar such substances are, the better they can be adsorbed on activated filter carbon.
  • the return device can comprise at least one return line or be designed as at least one return line.
  • a return line can advantageously be routed easily and with little space requirement inside the disinfection device between the at least one disinfection chamber and the water tank.
  • one or more sections of the return line can also be designed with larger cross sections and/or as chambers.
  • It can also be advantageous, for example, to integrate a condensate separator in the return device, with the return line being able to form the condensate discharge line of such a condensate separator.
  • At least two disinfection chambers can be provided within the housing of a disinfection device, each disinfection chamber having its own housing opening, and the at least two disinfection chambers being separated from one another at least in sections by an intermediate partition.
  • This embodiment offers the advantage that individual disinfection conditions can be set in each of the two or more disinfection chambers. For example, in a first disinfection chamber for Disinfection of the palms of a user is intended, a lower ozone mist concentration can be selected than in a second disinfection chamber of the same disinfection device that is intended for cleaning the user's feet.
  • each of the at least two disinfection chambers is coupled to the water tank by means of its own return device, preferably by means of its own return line.
  • different return filters can be integrated into the respective return devices.
  • a comparatively larger return filter with a larger filter area into the return device of a comparatively larger disinfection chamber, which disinfection chamber is intended for foot disinfection, for example, than is required for the return device of a smaller disinfection chamber for hand disinfection.
  • the return lines themselves can also be designed in different dimensions, since during operation in a comparatively larger disinfection chamber with a larger chamber volume, more condensate forms, for example, which is returned to the water tank than in a comparatively smaller disinfection chamber with a smaller chamber volume the case is .
  • a disinfection device In order to achieve a particularly uniform and as homogeneous as possible composition of ozone mist in the at least one disinfection chamber, it can be advantageous in a disinfection device according to the invention if the atomization device is spaced apart from the at least one disinfection chamber by a feed channel arranged between them, with the atomization device preferably being on a first channel end of the supply channel and the at least one outlet opening for distributing ozone mist into the at least one disinfection chamber is positioned at a second channel end of the supply channel, the second channel end being opposite the first channel end.
  • a uniform ozone mist can already form within the supply channel, which then subsequently passes through the one or more outlet openings into the downstream at least one disinfection chamber.
  • the respective overall length of the feed channel can be used as efficiently as possible to form ozone mist.
  • a ventilator can be arranged within the supply channel in a disinfection device according to the invention.
  • the fan A corresponding fan can improve the discharge of the ozone mist formed from the supply channel through the one or more outlet openings into the disinfection chamber and increase the flow speed in the supply channel. Furthermore, an undesired condensation of the ozone mist within the supply channel can be avoided by the fan located in the supply channel.
  • a disinfection device can also comprise a control device with a timer, the control device being designed to record an actual value of a concentration of ozone mist in the at least to detect a disinfection chamber and to regulate the operation of the air ozone generator and the atomization device during a time interval or at a clock frequency such that if the detected actual value falls below a target value of the concentration of ozone mist, the control device switches off the air ozone generator and the atomizing device is actuated until the target value for the concentration of ozone mist in the at least one disinfection chamber is reached.
  • the air ozone generator and the atomizing device are coupled to the control device in this embodiment of the disinfection device.
  • the current actual value of the ozone concentration in the at least one disinfection chamber is recorded by the control device as a controlled variable.
  • the control device activates the air ozone generator and the atomization device and more ozone is fed into the water tank, thereby increasing the ozone concentration to raise in the ozone fog.
  • the disinfection device can also comprise a sensor system with at least one sensor, preferably an optical sensor, wherein the at least one sensor, preferably the at least one optical sensor, is arranged in the at least one disinfection chamber and is designed to be used with the To cooperate control device and to detect an actual value of the concentration of ozone mist in the at least one disinfection chamber.
  • a sensor system with at least one sensor, preferably an optical sensor, wherein the at least one sensor, preferably the at least one optical sensor, is arranged in the at least one disinfection chamber and is designed to be used with the To cooperate control device and to detect an actual value of the concentration of ozone mist in the at least one disinfection chamber.
  • the ozone concentration in the air inside the disinfection chamber can be measured, for example, by means of an electrochemical sensor, such as is usually installed in a measuring device for determining the air quality.
  • Ozone molecules that dock on the surface of the sensor cause a current to flow in the sensor, which is detected as a signal by the control device coupled to the sensor and used to control the corresponding components for ozone provision and ozone mist distribution, namely the ozone generator and the atomization device can be .
  • the content of dissolved ozone in the water in the water tank can also be measured, for example.
  • An optical sensor in the form of a UV photometer can be used for this purpose, for example.
  • dissolved ozone is expelled from the water sample using ozone-free fresh air and the ozone content of the gas phase, i.e. the gaseous ozone, is measured by UV Measure photometer.
  • the signal provided by the optical sensor is in turn detected by the control device coupled to the optical sensor and can be used to control the ozone generator and the atomization device.
  • the at least one optical sensor can particularly preferably be an optical visibility sensor. Multiple light scattering takes place on the small and smallest water droplets in the ozone fog, as is also known, for example, with vehicle headlights in fog.
  • a visibility sensor works according to the principle of optical backscatter. At a defined measurement wavelength that should not be visible to the human eye, for example in the range from 800 nm to 900 nm, light is emitted in the near infrared range. Aerosols and small dust particles, such as those found in fog or smoke and smog, reflect the light. The backscattered portion of the light reaches a photodiode and generates a photocurrent. A photodiode appropriately selected for the sensor system has an emission wavelength in this wavelength range. The intensity of the backscatter measured by the sensor allows conclusions to be drawn about the number or indirectly on the concentration of fine particles and thus on the concentration of the water droplets that make up ozone mist.
  • a light barrier sensor can particularly preferably be used as the optical sensor.
  • a light barrier is a system that detects the interruption of a light beam and displays it as an electrical signal. In this way, automatic devices can detect moving objects without contact.
  • Light barriers consist of a light beam source as the transmitter and a light barrier sensor as the receiver for this radiation.
  • the required ozonization rate of the water in the water tank and the concentration of mist in the disinfection chamber can be regulated by activating the atomization device based on the signal from the light barrier sensor to the control device.
  • the at least one sensor preferably the at least one optical sensor, be designed to detect insertion of a hand and/or a foot into the at least one disinfection chamber, wherein upon detection of the at least one sensor, preferably the at least one optical sensor, the control device generates a light signal and/or or an audio signal display and/or an operating display located on the housing is actuated.
  • the insertion of a hand and/or foot into a housing opening of the disinfection device can be detected with a pyroelectric sensor (PIR sensor; Pyroelectric Infrared Sensor), which reacts to small changes in temperature, such as when inserting a hand and/or a foot of a user in the area of the housing opening of the disinfection device is the case.
  • a pyroelectric sensor PIR sensor; Pyroelectric Infrared Sensor
  • the movement can also be detected using an ultrasonic sensor which, as a distance sensor, is able to detect objects without contact and to measure their distance from the sensor.
  • ultrasonic sensor technology is technically relatively complex.
  • an optical motion sensor is preferably used as the motion detector.
  • the use of a motion detector based on infrared measurement with a PIR sensor has established itself as the most commonly used type of motion detector.
  • a grating can be attached as a footrest in the at least one disinfection chamber essentially at the same level as a lower edge of the at least one housing opening or lower than the at least one housing opening be .
  • the storage grid in the interior of the at least one disinfection chamber is used to put the user's feet down during the disinfection process.
  • This embodiment of the disinfecting device according to the invention for foot disinfection can thus be used safely and conveniently.
  • Fig. 1 in an oblique view from the top right, a first embodiment of a disinfection device according to the invention
  • FIG. 2 in an oblique view from the top right, a second embodiment of a disinfection device according to the invention with a wall panel;
  • FIG. 3 in an oblique view from the top left, a third embodiment of a disinfection device according to the invention with a low base as a steeper desk;
  • FIG. 4 in an oblique view from the top right, a fourth embodiment of a disinfection device according to the invention with a high base as a steeper floor;
  • Fig. 5 is a front view of the one shown in FIG. 1 shown disinfection device
  • FIG. 6 is a sectional view of the device shown in FIG. l shown disinfection device from the right side according to the in FIG. 5 section plane A-A;
  • Fig. 7 is a front view of the device shown in FIG. 1 shown disinfection device
  • Fig. 8 is a sectional view of the device shown in FIG. l shown disinfection device from the left side according to the in FIG. 7 section plane B-B;
  • Fig. 9 shows a schematic flow diagram to explain the mode of operation of the system shown in FIG. 1 shown disinfection device
  • FIG. 10 in an oblique view from the top right, a fifth embodiment of a disinfection device according to the invention.
  • FIG. 11 is a front view of the device shown in FIG. 10 illustrated disinfection device
  • Fig. 12 is a sectional view of the device shown in FIG. 10 shown disinfection device from the right side according to the in FIG. 11 section plane CC;
  • Fig. 13 is a sectional view from the left side of a sixth embodiment of a disinfecting device according to the invention.
  • Fig. 1 shows a first embodiment of a disinfection device 1 according to the invention.
  • the disinfection device 1 has a compact, essentially cuboid housing 2 with a housing upper part 4, which is designed as a removable housing cover, and with a housing lower part 6, in which the electronic components required for the functioning of the disinfection device 1 are accommodated.
  • FIG. 1 left in the picture there is an elongate housing opening 11 which is arranged in the area of the housing upper part 4 and which is used for inserting one hand or both hands of a user into an interior space 20 of the disinfection device 1 .
  • the interior 20 is designed as a disinfection chamber 21 .
  • a distributor cap 76 can be seen on an underside of the disinfection chamber 21, which serves as a cover for an atomizing device 70 located underneath.
  • ozonated water is nebulized by the atomization device 70 and, as an ozone mist, reaches the disinfection chamber 21 through a plurality of outlet openings 74 arranged in the distributor cap 76 .
  • the distributor cap 76 protrudes through a return filter 90 which is essentially horizontal or lying at the lower end of the disinfection chamber 21 is arranged.
  • the return filter 90 is part of a return device which is used during operation of the disinfection device 1 to return condensed ozone mist from the at least one disinfection chamber to a water tank located in the lower housing part 6 after appropriate filter cleaning.
  • Fig. 2 shows a second embodiment of a disinfection device 1 according to the invention with a wall panel 16 which is attached to a mounting device 15 in the area of the back of the disinfection device 1 .
  • the wall panel 16 facilitates the attachment of the disinfection device 1 to a wall section of a building, for example.
  • Fig. 3 shows a third embodiment of a disinfection device 1 according to the invention with a low base as a desk stand 17 . At the lower free end of the base there is a plate-shaped base 19 with which the disinfection device 1 can be placed, for example, on a sales counter in a shop or on a tabletop.
  • Fig. 4 illustrates a fourth embodiment of a disinfection device 1 according to the invention with a high base as a steeper 18 floor. At the lower free end of the base there is a plate-shaped base 19 with which the disinfection device 1 can be placed, for example, on the floor of a shop or an office.
  • the disinfection device 1 itself shown in FIGS. 2 to 4 is in each case structurally identical to that in FIG. 1 shown disinfection device 1 and differs only by the different, additional on adjustment aids or fastening aids compared to that in FIG. 1 shown basic device.
  • Fig. 5 shows a front view of the device shown in FIG. 1 disinfection device 1 shown.
  • the substantially rectangular housing opening 11 with rounded corners arranged on the front side 10 of the housing in the area of the upper housing part 4 can be seen, which is wide enough for a user to be able to insert both hands into the disinfection chamber 21 behind it at the same time for disinfection.
  • Fig. 6 shows the sectional view of the disinfection device 1 according to the FIG. 5 marked section plane AA.
  • the housing opening 11 can be seen in the upper part 4 of the housing, which is used to insert at least one or both hands into the interior 20 of the disinfection chamber 21 .
  • the housing 2 is made of at least two housing parts, with the housing upper part 4 being able to be removed from the housing lower part 6 as a housing hood.
  • a peripheral sealing ring 24 serves to seal the two housing parts 4 and 6 that can be plugged together.
  • the sealing ring 24 has a profile pointing obliquely downwards, so that condensing ozone mist, which is deposited on the inner walls of the disinfection chamber 21, can run off downwards via the sealing ring 24.
  • the upper housing part 4 essentially encloses the disinfection chamber 21 , the rear wall 25 of which, which is opposite the housing opening 11 , also forms a section of the outer shell of the upper housing part 4 of the disinfection device 1 in the embodiment shown here.
  • a water tank 60 is located in the lower housing part 6 , the water tank 60 being coupled to an air-ozone generator 50 with a supply line 52 for the supply of ozonated air.
  • the water tank 60 serves to provide ozonated water 61 .
  • An atomizing device 70 is located in a recessed bottom section 65 of the water tank 60 at the lowest point of the water tank 60 , the atomizing device 70 being coupled to the water tank 60 .
  • the atomizing device 70 is designed here as an ultrasonic nebulizer 71 and is used to nebulize ozonated water 61 and to distribute this ozone mist 200 through outlet openings 74 into the disinfection chamber 21 by means of a supply line 72 .
  • the multiple outlet openings 74 are arranged here in the circumferential direction along a distributor cap 76 , with the distributor cap 76 protruding into the disinfection chamber 21 .
  • the distributor cap 76 serves to ensure, by means of the multiple outlet openings 74 , that the ozone mist is distributed as uniformly as possible in the disinfection chamber 21 during the operation of the disinfection device 1 .
  • the distributor cap 76 serves as protection between the disinfection chamber 21 and the atomizing device 70 or 70 arranged below the distributor cap 76 . of the ultrasonic nebulizer 71 . Accidental contact of the nebulizer 70 by the user is prevented by the intervening protective cover in the form of distributor cap 76 .
  • the ozonated water 61 is atomized into ozone mist when it exits the ultrasonic nebulizer 71 .
  • the ozone mist first enters a supply channel 35 which is closed at its opposite channel end by the distributor cap 76 except for the outlet openings 74 located therein.
  • Ozone mist 200 which collects in the supply channel 35 , is distributed in a flow direction 212 , symbolized by the arrows 212 , through the outlet openings 74 into the disinfection chamber 21 .
  • a return device 80 which is coupled to the disinfection chamber 21 and to the water tank 60 , is used to return ozone mist 202 that has condensed from the disinfection chamber 21 to the water tank 60 while the disinfection device 1 is in operation.
  • a return filter 90 with a filter net 92 is provided between the disinfection chamber 21 and the water tank 60 to clean the condensate.
  • a control device 100 is located in a control housing 102 , which also contains an air intake device 40 together with an air pump 44 .
  • the control device 100 is coupled to sensors 110 by means of signal lines, which are arranged here, for example, in the area of the housing opening 11 and are designed as optical sensors 111 .
  • a first optical sensor 111 serves to detect the concentration of the ozone mist in the disinfection chamber 21 .
  • a second optical sensor 111 which is designed as an optical motion sensor, is used as a motion detector and detects the insertion of a body part, in particular a hand, of a user in the area of the housing opening 11.
  • the control device 100 Upon corresponding detection by the optical motion sensor, the control device 100 activates, for example, an operating display located on the housing, which provides the user with information on the correct use of the device.
  • This operating display is not explicitly shown here in the figures and can be designed, for example, as a display integrated into the top side of the housing.
  • Fig. 8 shows a sectional view of the disinfection device 1 from the left according to the FIG. 7 marked cutting plane BB. Reference is made to the above description of FIG. 6 referenced, which shows the same disinfection device 1 in a sectional view from the left, with the following to FIG. 8 only those components are discussed that are shown in FIG. 6 are not visible.
  • the housing opening 11 in the upper part 4 of the housing can be seen on the right in the image, which is used for inserting at least one or both hands into the interior 20 of the disinfection chamber 21 .
  • control housing 102 in addition to the control device 100 and in FIG. 6 shown air intake device 40 together with an air pump 44 further an air ozone generator 50, which is coupled to the air intake device 40.
  • the air ozone generator 50 is designed to provide ozonated air 51 and to blow it into the water tank 60 by means of a supply line 52 for ozonated air.
  • FIG. 9 shows the in FIG. 1 disinfection device 1 shown in the form of a schematic flow diagram to explain the mode of operation.
  • the directions of the arrows each symbolize the transport directions of the corresponding media.
  • the air intake device 40 has an air inlet 41 , the direction of intake of the air being symbolized by the direction of the arrow 41 .
  • a fan 42 , an air filter 43 and an air pump 44 are provided downstream of the air inlet 41 in order to supply pre-cleaned, filtered compressed air to an air ozone generator 50 in the direction of the arrow 48 by means of an air supply line 48 .
  • the air ozone generator 50 works according to the high-voltage principle and ozonated air 51 is provided, which is conveyed in a supply line 52 for ozonated air 51 in the direction of arrow 52 into an encapsulated, closed water tank 60 .
  • the water tank 60 contains water that is provided and is enriched with ozone by blowing in the ozonized air 51 .
  • the ozonated water 61 in the water tank 60 continues in the direction of the arrow 62 by means of a supply line 62 for ozonated water 61 to an atomizing device 70 which is advantageously designed as an ultrasonic nebulizer 71 here.
  • the ozonated water 61 is nebulized in the ultrasonic nebulizer 71 .
  • the resulting ozone mist continues in the direction of arrow 72 by means of a supply line 72 for ozone mist to outlet openings 74 through which the ozone mist passes into a first disinfection chamber 21 and—optionally—into a second disinfection chamber 22 .
  • a return device 80 which is embodied here as a return line 82 , for example, enables condensate, i.e. condensed ozone mist, to be returned in the direction of arrow 82 from the first disinfection chamber 21 and/or the second disinfection chamber 22 back into the water tank 60 .
  • a return filter 90 is provided in the return device 80 or return line 82 and is used to clean the returned condensate before it enters the water tank 60 .
  • the return filter can have a filter net 92 and/or a suitable filter medium 94 .
  • the disinfection device 1 also includes a control device 100 .
  • the control device 100 is connected by means of signal lines 105 to one or more sensors 110, for example optical sensors 111, and to the air ozone generator 50 and the atomization device 70 or coupled to the ultrasonic nebulizer 71 .
  • the control device 100 is designed to detect an actual value of a concentration of ozone mist in the first and/or second disinfection chamber 21, 22 and to regulate the operation of the air ozone generator 50 and the atomization device 70 during a time interval or at a clock frequency that if the detected actual value falls below a target value for the concentration of ozone mist, control device 100 actuates air ozone generator 50 and atomization device 70 until the target value for the concentration of ozone mist 200 in the at least one Disinfection chamber 21, 22 is reached.
  • the signals are transmitted by means of the signal lines 105 .
  • Fig. 10 shows a fifth embodiment of a disinfection device 1 according to the invention, which essentially differs from the previously discussed embodiments in that two disinfection chambers 21, 22 are provided which are at least partially are separated from each other by an internal partition.
  • Each disinfection chamber 21 , 22 has its own housing opening 11 , 12 which is provided in each case for the insertion of a user's hand.
  • the right or The first housing opening 11 serves to insert the user's right hand into the right disinfection chamber 21 .
  • the left or The second housing opening 12 serves to insert the user's left hand into the left disinfection chamber 22 .
  • Fig. 12 shows a sectional view of the device shown in FIG. 10 shown disinfection device seen from the right according to the in FIG. 11 section plane C-C.
  • the structure of the device base 6 is essentially the same as in FIG. 6 structure shown.
  • Fig. 12 in the picture on the left the position of the second housing opening 12 in the upper part 4 of the housing is outlined, which is used for inserting the user's left hand into the interior 20 of the second disinfection chamber 22 .
  • the housing 2 is made of at least two housing parts, with the housing upper part 4 being able to be removed from the housing lower part 6 as a housing cover.
  • a circumferential sealing ring 24 serves to seal the two pluggable housing parts 4 and 6.
  • the sealing ring 24 has a profile pointing downwards on the inside so that ozone mist condensing on the inner walls can drain down via the sealing ring 24.
  • the housing upper part 4 essentially encloses the first 21 and the second 22 disinfection chamber.
  • a dividing wall 26 is shown hatched, which is located in the sectional plane CC between the first disinfection chamber 21 located in the foreground of the image and the second disinfection chamber 22 located behind the dividing wall 26 .
  • the second housing opening 12 is directly adjacent behind the partition 26.
  • the partition 26 extends here between the two disinfection chambers 21, 22 in the transverse direction of the housing 2 from the front of the housing 10 to the rear wall 25 of the two disinfection chambers 21, 22.
  • a water tank 60 is located in the lower housing part 6, the water tank 60 being coupled to an air-ozone generator with a supply line 52 for the supply of ozonated air.
  • the water tank 60 serves to provide ozonated water 61 .
  • An atomizing device 70 is located in a recessed bottom section 65 of the water tank 60 at the lowest point of the water tank 60 , the atomizing device 70 being coupled to the water tank 60 .
  • the atomizing device 70 is designed here as an ultrasonic nebulizer 71 and is used to nebulize ozonated water 61 and to distribute this ozone mist 200 through outlet openings 74 into the disinfection chamber 21 by means of a supply line 72 .
  • the ozonated water 61 is atomized into ozone mist 200 when it exits the ultrasonic nebulizer 71 .
  • the ozone mist 200 first enters a supply channel 35 which connects to the ultrasonic nebulizer 71 at its lower, first channel end 36 .
  • the supply duct 35 which here extends along the entire height of the disinfection chambers 21 , 22 to the upper side of the interior space 20 , has a plurality of outlet openings 74 .
  • the outlet openings 74 are arranged here in the circumferential direction along the upper channel end 37 of the supply channel 35 and open either into the first disinfection chamber 21 or into the second disinfection chamber 22 .
  • Ozone mist 200 which collects in the supply channel 35, is conveyed upwards within the supply channel 35 in a flow direction 210, symbolized by the arrow 210, and then enters the first disinfection chamber 21 in a flow direction 212, symbolized by the arrows 212, through the outlet openings 74 or into the second disinfection chamber 22 .
  • the ozone mist distribution 200 from above into the disinfection chambers 21 , 22 during operation of the disinfection device 1 is as uniform as possible by means of the several outlet openings 74 , which are located just below the upper side of the housing. Arrows 214 symbolize the most uniform possible, preferably laminar, flow 214 of the ozone mist 200 within the disinfection chambers 21 , 22 from top to bottom. Inadvertent contact of the atomizing device 70 by the user is prevented by the intervening supply channel 35 .
  • a return device 80 which is coupled to the disinfection chamber 21 and to the water tank 60 , is used to return ozone mist 202 that has condensed from the disinfection chamber 21 to the water tank 60 while the disinfection device 1 is in operation. To clean the condensate, a return filter 90 with a filter net 92 is provided between the disinfection chamber 21 and the water tank.
  • a control device 100 is located in a control housing 102 , which also contains an air intake device 40 together with an air pump 44 . Also located in the control housing 102 here in Fig. 12 not shown air ozone generator, which is coupled to the air intake device 40.
  • Fig. 13 shows a sectional view from the left of a sixth embodiment of a disinfection device 1 according to the invention, which has a larger housing 2 than the previously shown embodiments with an enlarged housing opening 11 .
  • the housing opening 11 is dimensioned here so that both feet of a user can be placed in the interior 20 of the disinfection chamber 21 .
  • a grid 30 which is fastened essentially horizontally inside the disinfection chamber 21 at the lower edge of the housing opening 11 , is used to put the feet down during the treatment.
  • a water tank 60 is in turn located in the lower housing part 6, the water tank 60 being coupled to an air-ozone generator for the supply of ozonated air.
  • the water tank 60 serves to provide ozonated water 61 .
  • An atomizing device 70 is located in a recessed bottom section 65 of the water tank 60 at the lowest point of the water tank 60 , the atomizing device 70 being coupled to the water tank 60 .
  • the atomizing device 70 is designed here as an ultrasonic nebulizer 71 and is used to nebulize ozonated water 61 and to distribute this ozone mist 200 through outlet openings 74 into the disinfection chamber 21 by means of a supply line 72 .
  • the ozonated water 61 is atomized into ozone mist 200 when it exits the ultrasonic nebulizer 71 .
  • the ozone mist 200 first enters a supply channel 35 which connects to the ultrasonic nebulizer 71 at its lower, first channel end 36 .
  • the supply channel 35 which here extends up the entire height of the disinfection chambers 21 , 22 to the upper side of the interior space 20 , has an outlet opening 74 .
  • the outlet opening 74 opens out just below the top side of the housing on the top side of the disinfection chamber 21 .
  • Ozone mist 200 that collects in the feed channel 35 is conveyed upwards within the feed channel 35 in a flow direction 210 symbolized by the arrow 210 .
  • a fan 78 which is provided inside the supply channel 35 , serves to intensify the flow 210 of the ozone mist 200 inside the supply channel 35 and to improve the flow in the direction of the arrow 212 through the outlet opening 74 into the first disinfection chamber 21 .
  • the ozone mist is distributed 200 as uniformly as possible from above out of the outlet opening 74 into the disinfection chamber 21 .
  • Arrows 214 symbolize the most uniform possible, preferably laminar, flow 214 of the ozone mist 200 within the disinfection chamber 21 from top to bottom.
  • Unintentional contact of the atomization device 70 by the user is prevented by the rear wall 25 of the disinfection chamber 21, which is arranged as a protective cover between the disinfection chamber 21 and the supply channel 35 located behind it and the atomization device 70 also located behind it.
  • a return device 80 which is coupled here as a return line 82 to the disinfection chamber 21 and to the water tank 60, is again used to return ozone mist 202 that has condensed from the disinfection chamber 21 to the water tank 60 while the disinfection device 1 is in operation.
  • a return filter 90 with a filter medium 94 containing active filter carbon is used to clean the condensate. le contains provided between the disinfection chamber 21 and the water tank.
  • a control device 100 is located in a control housing 102 in which an air intake device 40 together with an air pump 44 and an air ozone generator 50 are also located.
  • the control device 100 is coupled by means of signal lines to sensors 110 which are arranged here, for example, in the area of the housing opening 11 .
  • a first sensor 110 serves to record the concentration of the ozone mist in the disinfection chamber 21 .
  • a second sensor 110 which is designed as an optical motion sensor, is used as a motion detector and detects the insertion of a body part , in particular a foot , of a user in the area of the housing opening 11 . If the optical motion sensor is detected accordingly, the control device 100 activates, for example, an operating display 120 located on the housing, which gives the user information on how to use the device correctly.
  • This operating display 120 is fastened here, for example, to the top of the housing and is designed as an integrated display.
  • the display 120 can also be used to emit acoustic and/or visual signals for user guidance.

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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)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Apparatus For Disinfection Or Sterilisation (AREA)

Abstract

L'invention concerne un dispositif (1) de désinfection des mains et/ou du pied, comprenant : un boîtier (2) ; au moins une chambre de désinfection (21, 22) à l'intérieur du boîtier (2) ; au moins une ouverture de boîtier (11, 12) pour introduire au moins une main et/ou au moins un pied dans au moins une chambre de désinfection (21, 22) ; un dispositif d'admission d'air (40) ; un générateur d'air-ozone (50), qui est raccordé (48) au dispositif d'admission d'air (40) et qui est conçu pour fournir de l'air ozonisé (51) ; un réservoir d'eau (60), qui est raccordé (52) au générateur d'air-ozone (50) et qui est conçu pour fournir de l'eau ozonisée (61) ; un dispositif d'atomisation (70), raccordé (62) au réservoir d'eau (60) et conçu pour nébuliser l'eau ozonisée (61) et distribuer le brouillard d'ozone (200) par au moins une ouverture de sortie (74) dans au moins une chambre de désinfection (21, 22) ; et un dispositif de retour (80), raccordé à au moins une chambre de désinfection (21, 22) et au réservoir d'eau (60) et conçu pour renvoyer le brouillard d'ozone condensé (202) de la ou des chambres de désinfection (21, 22) dans le réservoir d'eau (60).
PCT/AT2022/060027 2022-01-28 2022-01-28 Dispositif de désinfection WO2023141666A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/AT2022/060027 WO2023141666A1 (fr) 2022-01-28 2022-01-28 Dispositif de désinfection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/AT2022/060027 WO2023141666A1 (fr) 2022-01-28 2022-01-28 Dispositif de désinfection

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WO2023141666A1 true WO2023141666A1 (fr) 2023-08-03

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2528628B1 (fr) 2010-01-28 2015-12-02 Industrie De Nora S.P.A. Dispositif de désinfection des mains
EP3244933B1 (fr) 2015-01-16 2019-08-07 Scan Unic ApS Appareil, procédé et produit logiciel pour desinfection de la main par application de l'eau ozonée
CN112402663A (zh) * 2020-07-12 2021-02-26 闫志航 一种冠状病毒特别是新型冠状病毒消杀的方法和药剂应用
DE102020112847A1 (de) * 2020-05-12 2021-11-18 Krömker Holding GmbH Desinfektionsvorrichtung

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2528628B1 (fr) 2010-01-28 2015-12-02 Industrie De Nora S.P.A. Dispositif de désinfection des mains
EP3244933B1 (fr) 2015-01-16 2019-08-07 Scan Unic ApS Appareil, procédé et produit logiciel pour desinfection de la main par application de l'eau ozonée
DE102020112847A1 (de) * 2020-05-12 2021-11-18 Krömker Holding GmbH Desinfektionsvorrichtung
CN112402663A (zh) * 2020-07-12 2021-02-26 闫志航 一种冠状病毒特别是新型冠状病毒消杀的方法和药剂应用

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