WO2022044586A1 - Dispositif d'inhibition d'infection - Google Patents

Dispositif d'inhibition d'infection Download PDF

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Publication number
WO2022044586A1
WO2022044586A1 PCT/JP2021/026316 JP2021026316W WO2022044586A1 WO 2022044586 A1 WO2022044586 A1 WO 2022044586A1 JP 2021026316 W JP2021026316 W JP 2021026316W WO 2022044586 A1 WO2022044586 A1 WO 2022044586A1
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WO
WIPO (PCT)
Prior art keywords
air
seat
forming unit
barrier forming
control device
Prior art date
Application number
PCT/JP2021/026316
Other languages
English (en)
Japanese (ja)
Inventor
貴浩 中摩
波 仲村渠
雅之 河内
Original Assignee
日機装株式会社
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Filing date
Publication date
Application filed by 日機装株式会社 filed Critical 日機装株式会社
Publication of WO2022044586A1 publication Critical patent/WO2022044586A1/fr

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    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C7/00—Parts, details, or accessories of chairs or stools
    • A47C7/62—Accessories for chairs
    • A47C7/72—Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like
    • A47C7/74—Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like for ventilation, heating or cooling
    • 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
    • A61L9/00—Disinfection, sterilisation or deodorisation of air
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H3/00—Other air-treating devices
    • B60H3/06—Filtering
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/56—Heating or ventilating devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D11/00—Passenger or crew accommodation; Flight-deck installations not otherwise provided for
    • B64D11/06—Arrangements of seats, or adaptations or details specially adapted for aircraft seats
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/02—Ducting arrangements
    • F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
    • F24F13/068—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser formed as perforated walls, ceilings or floors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00—Ventilation
    • F24F7/003—Ventilation in combination with air cleaning
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/20—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation
    • F24F8/22—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation using UV light
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/80—Self-contained air purifiers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F9/00—Use of air currents for screening, e.g. air curtains
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance

Definitions

  • the present invention relates to an infection control device mounted on a vehicle, for example, for controlling infection between passengers.
  • Patent Document 1 proposes a device that supplies clean air from the side of the headrest of a seat to the periphery of the face of a passenger seated in the seat.
  • the device of Patent Document 1 is provided integrally with the seat. Therefore, in order to introduce the device of Patent Document 1, it is necessary to replace the entire seat. Therefore, the existing seats cannot be used as they are, and there is a risk that the introduction cost will increase. Further, the device of Patent Document 1 has a problem that it is difficult to accommodate seats of various shapes and its versatility is low.
  • an object of the present invention is to provide an infection control device having high versatility and capable of suppressing the introduction cost.
  • the present invention is an infection control device for suppressing airborne transmission of a occupant seated in a seat for the purpose of solving the above-mentioned problems, and purifies and purifies the air taken in from the intake port and the intake port.
  • An air barrier that has an air purifying mechanism for air and an air outlet that blows out the clean air in front of the seat, and can blow out the clean air in a layered layer perpendicular to the left-right direction of the seat from the air outlet.
  • the air barrier forming unit comprises a forming unit, which provides an infection control device configured to be removable from the seat.
  • an infection control device having high versatility and capable of suppressing the introduction cost.
  • FIGS. 1A and 1B are schematic views showing a configuration example of an air barrier forming unit in the infection control device of FIGS. 5A and 5B.
  • FIGS. 1A and 1B are perspective views when the infection control device according to the embodiment of the present invention is attached to a seat.
  • FIG. 2 is an explanatory diagram illustrating the attachment of the air barrier forming unit to the seat in the infection control device of FIGS. 1A and 1B.
  • FIG. 3 is a schematic diagram showing a configuration example of an air barrier forming unit in the infection control device of FIGS. 1A and 1B.
  • the infection control device 1 is a device for suppressing airborne infection of a seated person seated in the seat 10.
  • the seat 10 provided with the infection control device 1 is an aircraft seat (audience seat)
  • the seat 10 provided with the infection control device 1 is not limited to the seat of an aircraft, and may be, for example, a seat of a long-distance train such as a Shinkansen or a limited express train, or a seat of a vehicle such as a bus, and is also applicable to a seat other than a vehicle. It is possible.
  • the infection control device 1 can not only decompose and inactivate bacteria and viruses, but also suppress odors and remove particulate matter (PM), so that a large number of passengers can stay in a closed space for a long time. It can be used particularly favorably in vehicles that are forced to spend time in.
  • PM particulate matter
  • the seat 10 has a seat surface (not shown) and a backrest 11 extending upward from the rear end of the seat surface.
  • a headrest 12 is provided on the upper part of the backrest 11.
  • the seat 10 may have a reclining function capable of adjusting the inclination angle of the backrest 11 with respect to the seat surface.
  • a plurality of seats 10 are arranged side by side in the cabin of an aircraft. More specifically, a plurality of seats 10 are arranged side by side in the front-rear direction and the left-right direction of the seat 10.
  • the backrest 11 side of the seat 10 is the rear side, and the opposite side is the front side.
  • the side of the seat 10 is in the left-right direction.
  • the front-rear direction and the left-right direction with respect to the traveling direction of the vehicle coincide with the front-rear direction and the left-right direction of the seat 10, but the traveling direction of the vehicle and the seat 10 are not limited to this.
  • the front-back direction and the left-right direction do not have to match.
  • each of the front-back, left-right, and up-down directions shall represent the direction with respect to the seat 10.
  • the infection control device 1 includes an air barrier forming unit 2.
  • the air barrier forming unit 2 is provided for each seat 10.
  • the air barrier forming unit 2 has an intake port 21 that takes in air from the rear, an air purifying mechanism 22 that purifies the air taken in from the intake port 21 to make clean air, and an outlet 23 that blows clean air forward. is doing. Details of the air barrier forming unit 2 will be described later.
  • the air barrier forming unit 2 is configured to be removable from the seat 10. That is, the infection control device 1 includes a mounting portion 3 for detachably mounting the air barrier forming unit 2 to the seat 10.
  • the mounting portion 3 is composed of the magic tape (registered trademark) 31.
  • the velcro (registered trademark) 31 is attached to the upper surface and both side surfaces of the headrest 12 of the seat 10, and the contact surface with the headrest 12 in the air barrier forming unit 2 (the lower surface of the main body portion 24 described later, the arm portion 25 extending to the left and right). It is provided on the lower surface of the arm portion 25 and the side surface of the arm portion 25 extending vertically).
  • the air barrier forming unit 2 is very lightweight because it uses a light emitting diode as the light source 223, and it is easy to use a simple mounting portion 3 such as the magic tape (registered trademark) 31. It can be fixed sufficiently.
  • the specific configuration of the mounting portion 3 is not limited to this, and for example, the air barrier forming unit 2 may be fastened and fixed to the seat 10 by using bolts, or the air barrier may be fastened and fixed by using a band such as a nylon band or a rubber band.
  • the forming unit 2 may be fixed to the seat 10 (for example, a portion of the headrest 12).
  • a dedicated jig may be attached to the seat 10 and the air barrier forming unit 2 may be fixed to the jig.
  • a jig may be fixed to the support of the headrest 12 and the air barrier forming unit 2 may be attached to the jig.
  • the existing seat 10 can be used as it is, and the introduction cost can be significantly reduced as compared with the conventional technology of replacing each seat 10. Will be possible.
  • the existing seat 10 can be used for seats 10 having various shapes, versatility is improved.
  • the intake port 21 of the air barrier forming unit 2 is an opening provided in the back surface 24a of the main body portion 24 accommodating the air purifying mechanism 22, and is formed in a slit shape extending to the left and right in the present embodiment (FIG. 1B). reference).
  • the main body portion 24 is placed on the headrest 12, extends to the left and right from the main body portion 24, and two arm portions 25 are formed so as to sandwich the headrest 12 from the left and right.
  • the air barrier forming unit 2 is formed as a whole in a U shape rotated 90 degrees counterclockwise when viewed from the front, and is arranged so as to cover the upper side and the side of the headrest 12.
  • the air outlet 23 is an opening formed at the front end portion of each of the two arm portions 25 (the front end portion of the arm portion 25 located on the side of the headrest 12), and is formed in a slit shape extending vertically.
  • both outlets 23 are formed on the side of the headrest 12 so as to sandwich the headrest 12 from the left and right. Clean air is blown out from the outlet 23 so as to form a layer perpendicular to the left-right direction of the seat 10 (that is, parallel to the up-down and front-back directions) (broken line arrow in FIG. 1A). A).
  • the air barrier forming unit 2 further has an upper air outlet 26 formed above the headrest 12 so as to face the front of the seat 10.
  • the upper air outlet 26 is an opening formed in the front end portion of the arm portion 25 located above the main body portion 24 and the headrest 12, and is formed in a slit shape extending to the left and right. From the upper air outlet 26, clean air is blown out in a layer parallel to the left-right direction of the seat 10 toward the front. Here, clean air is blown out parallel to the seat surface (floor surface), and the clean air blown out from the upper outlet 26 is a layered shape perpendicular to the vertical direction (layered shape parallel to the left-right and front-back directions). ) (Dashed arrow B in FIG. 1A).
  • the upper end portion of both outlets 23 and the side end portion of the upper outlet 26 are connected, and the two outlets 23 and the upper outlet 26 are integrated.
  • the present invention is not limited to this, and the outlet 23 and the upper outlet 26 may be configured separately without connecting the outlet 23 and the upper outlet 26.
  • the main body 24 is provided with an air purifying mechanism 22 and a fan 27.
  • the air purifying mechanism 22 decomposes and inactivates bacteria and viruses, suppresses odors, and removes particulate matter from the air introduced from the intake port 21.
  • the air purification mechanism 22 includes a photocatalyst-supported filter 221 in which a photocatalyst that exerts a photocatalyst function by irradiation with ultraviolet rays is carried and collects dust, a photocatalyst-supported filter 222 that collects dust that has passed through the photocatalyst-supported filter 221 and a photocatalyst. It has a light source 223 that irradiates the carrying filter 221 with ultraviolet rays.
  • a first light emitting diode group 223a and a second light emitting diode group 223b in which light emitting diodes emitting ultraviolet light are arranged in a plane are used as the light source 223, a first light emitting diode group 223a and a second light emitting diode group 223b in which light emitting diodes emitting ultraviolet light are arranged in a plane are used. Further, a photocatalyst-supported filter 221 and a collection filter 222 are arranged between these two light emitting diode groups 223a and 223b. Further, in the present embodiment, a net-shaped (or sponge-shaped) pre-filter 224 is provided in the vicinity of the intake port 21.
  • the air purification mechanism 22 sequentially arranges the pre-filter 224, the first light emitting diode group 223a, the photocatalyst-supporting filter 221, the collection filter 222, and the second light emitting diode group 223b in order from the intake port 21 side (right side in the figure). It is composed of.
  • both light emitting diodes groups 223a and 223b having different emission wavelengths are used.
  • the first light emitting diode group 223a uses a light emitting diode that emits deep ultraviolet light having a wavelength of 250 nm or more and 280 nm or less
  • the second light emitting diode group 223b uses a light emitting diode that emits ultraviolet light having a wavelength of 360 nm or more and 380 nm or less.
  • the first light emitting diode group 223a is mainly used for inactivating bacteria and viruses
  • the second light emitting diode group 223b is mainly used for activating a photocatalyst.
  • a photocatalyst containing apatite is supported on the first light emitting diode group 223a side, and a photocatalyst containing titanium oxide is supported on the second light emitting diode group 223b side. I used the one.
  • a photocatalyst containing apatite which has a high ability to adsorb bacteria and viruses and has a high ability to inactivate, is provided on the side of the first light emitting diode group 223a, which is irradiated with deep ultraviolet light having a wavelength of 250 nm or more and 280 nm or less, which has a high bactericidal ability but a relatively weak intensity. By carrying it, the ability to inactivate bacteria and viruses can be further enhanced.
  • the photocatalyst-supported filter 221 for example, one having a wall member that partitions a large number of spaces in a honeycomb shape and having a large number of photocatalyst particles enclosed in each space partitioned by the wall member can be used.
  • the photocatalyst-supported filter 221 is, for example, a medium-high performance filter having a collection rate of 0.4 ⁇ m particles of less than 99%.
  • the collection filter 222 for example, a quasi-HEPA filter (High Efficiency Particulate Air Filter) having a collection rate of 0.3 ⁇ m particles of 90% or more can be used.
  • the collection filter 222 is not essential and can be omitted.
  • the air purifying mechanism 22 having such a configuration, it is possible not only to decompose and inactivate bacteria and viruses, but also to suppress odors and remove particulate matter by removing odor-causing substances, which makes it comfortable for passengers. Can improve sex.
  • NOx and the like can be decomposed, and fine particles such as PM2.5 can also be removed.
  • light-shielding members that block ultraviolet light may be provided before and after the air purifying mechanism 22.
  • the light-shielding member it is desirable to use a member that shields light but does not obstruct the passage of air. For example, a plurality of punching metals having a large number of holes are used, and the positions of the holes are shifted and stacked at predetermined intervals. It is possible to use the members and the like.
  • the fan 27 is for sucking (intake) and discharging (blowing) air, and is provided downstream of the air cleaning mechanism 22 (on the side opposite to the intake port 21).
  • the air introduced into the main body 24 from the intake port 21 by the fan 27 is purified by the air purifying mechanism 22 to become clean air, and is blown through the flow path in the main body 24 and the flow path in the arm 25. It will be blown out in layers from the outlet 23 and the upper outlet 26.
  • the position where the fan 27 is provided is not limited to the one shown in the drawing, and may be provided near the outlet 23 or the upper outlet 26, for example, both in the vicinity of the outlet 23 and the upper outlet 26 and the main body portion 24.
  • a fan may be provided in the. Further, as the fan 27, a vertical fan (line flow fan (registered trademark)) or a fan in which a plurality of small fans are arranged one above the other may be used.
  • an air barrier that is, an air barrier (also referred to as an air curtain) can be formed on both sides and above the seat 10. It is possible to suppress the invasion of bacteria and viruses into the space partitioned by this air barrier, and to suppress airborne infection of the seated person in the seat 10.
  • the air barrier forming unit 2 has a sensor 28 for detecting the state of the air taken in from the intake port 21 and a display 29 for displaying the state of the air detected by the sensor 28.
  • a sensor 28 any one of a temperature sensor, a humidity sensor, an odor sensor, and a dust sensor, or a combination of one or more can be used.
  • a sensor biosensor or the like capable of detecting a virus or a bacterium can be used as the sensor 28.
  • the display 29 is provided so as to face forward on the front surface of the main body 24 (a portion above the upper outlet 26).
  • the display 29 comprises, for example, a liquid crystal display, and displays the state of air taken in from the intake port 21.
  • the display 29 of the small terminal can be used. It can also be configured to display the state of the air.
  • the state of air detected by the sensor 28 can be configured to be output to an external device by wireless communication or the like.
  • This makes it possible to analyze the distribution of air conditions (for example, temperature distribution, odor distribution, etc.) in the vehicle (inside the cabin, etc.) with an external device, for example, based on the analysis results, for example, new It will be possible to develop various aircraft and design aircraft air conditioning (air conditioning analysis). Further, by providing a display for displaying the analysis result in the cockpit or the like, it becomes possible to grasp the air state distribution even in the cockpit or the like.
  • the air barrier forming unit 2 may have an air volume adjusting mechanism capable of adjusting the amount of clean air blown out from the outlet 23 and the upper outlet 26.
  • the air volume adjusting mechanism is configured to be able to adjust the amount of clean air blown out by, for example, adjusting the rotation speed of the fan 27 by controlling the drive current of the fan 27 or by appropriately controlling the PWM control or the like.
  • the air volume adjusting mechanism may be configured so that the amount of clean air blown out from the outlet 23 can be reduced to zero, that is, the blowing of clean air (formation of an air barrier) can be stopped.
  • a controller that can be operated by the seated person may be provided on the armrest or the like of the seat 10, and the air barrier forming unit 2 (or each seat 10) may be individually adjusted by the operation of the controller. Further, it is not possible to adjust the air volume individually by the seated person, and the air volume of all the air barrier forming units 2 in the vehicle (inside the cabin) can be collectively managed.
  • the external device may be configured to automatically adjust the air volume (blow-out amount) of each air barrier forming unit 2. For example, based on the analysis result of the distribution of the air state, it is possible to perform control such as increasing the air volume (blowing amount) of the air barrier forming unit 2 in the area where the detected value of the odor is large.
  • the air barrier forming unit 2 is a blowout direction control mechanism that controls the blowout direction of clean air from the outlet 23 and the upper outlet 26 according to the reclining angle of the backrest 11 (the angle formed by the seat surface and the backrest 11). May have.
  • the blowout direction control mechanism controls the angle of the fin 23a (see FIG. 3) provided at the blowout port 23 according to the reclining angle of the backrest 11, so that clean air is blown forward regardless of the reclining angle. Can be done.
  • the blowout direction control mechanism is configured to be able to select whether the blowout direction of clean air from the outlet 23 or the upper outlet 26 is parallel to the seat surface (floor surface) or perpendicular to the backrest 11. May be done. If the clean air is blown out toward the floor, dust on the floor may fly up and adversely affect the surroundings. Therefore, the clean air should be blown out horizontally to the floor. It is preferable that the direction is higher than the horizontal direction.
  • the arm portion 25 is configured to be expandable and contractible in the left-right direction so that the seats 10 having different sizes of the headrest 12 can be accommodated.
  • the specific configuration of the mechanism for expanding and contracting the arm portion 25 is not particularly limited, but as shown in FIG. 4, for example, the portion extending to the left and right of the arm portion 25 is divided and the outer wall of the divided portion is divided.
  • the arm portion 25 may be configured to be expandable and contractible by configuring the 25a and 25b so as to overlap each other and changing the overlapping width thereof. In the example of FIG.
  • a protrusion 251 projecting outward is provided on the outer wall 25a of the arm portion 25 located inside at the overlapping portion, and the protrusion 251 is accommodated on the outer wall 25b of the arm portion 25 located outside at the overlapping portion.
  • the mechanism of FIG. 4 is merely an example, and the specific configuration of the mechanism for expanding and contracting the arm portion 25 is not limited to the one shown in the figure.
  • the power supply to the air purifying mechanism 22, the sensor 28, and the like may be performed by a built-in battery, or may be configured to supply power from the outside.
  • the air barrier forming unit 2 may be connected to an external power source such as a vehicle power source.
  • an external power source such as a vehicle power source.
  • a general power cable used for AC or DC power supply may be used, or for example, power supply by a USB cable or power supply from a cigar socket is also possible.
  • the air barrier forming unit 2 since the air barrier forming unit 2 is provided on the headrest 12, the outer walls of the main body portion 24 and the arm portion 25 are prevented so that the sound of the fan 27 and the sound of the air flow do not cause discomfort to the seated person. It is more preferable to construct the material with a material and structure having high soundproofing property.
  • a sound absorbing structure using a sound absorbing material such as glass wool or urethane sponge, embossing, an uneven plate, or the like may be provided on at least a part of the outer wall of the main body portion 24 or the arm portion 25.
  • the infection control device 1 is applied to the seat 10 for one person, but since the air barrier forming unit 2 in the present embodiment has a structure attached to the headrest 12, one person.
  • This embodiment is applicable not only to the seat 10 for the seat 10 but also to the bench seat in which the headrest 12 is individually provided.
  • the air barrier forming unit 2 is configured to be removable from the seat 10.
  • the infection control device 1 can be introduced simply by attaching the air barrier forming unit 2 to the existing seat 10, and the introduction cost can be significantly reduced as compared with the conventional technology that requires replacement of each seat 10.
  • the air barrier forming unit 2 can be applied to the seats 10 having various shapes, and the conventional technique in which the seat 10 and the air barrier forming unit 2 are integrally configured. It is possible to increase the versatility in comparison with.
  • the infection control device 1 according to the present embodiment it is possible to control infection between passengers even in a narrow space such as a vehicle where it is difficult to secure a social distance.
  • FIGS. 5A and 5B are perspective views when the infection control device 1a according to another embodiment of the present invention is attached to a seat.
  • FIG. 6 is a schematic diagram showing a configuration example of the air barrier forming unit 2 in the infection control device 1a of FIGS. 5A and 5B.
  • the main body portion 24 is provided on the back surface of the seat 10, and the arm portion 25 extending to the left and right from the main body portion 24 sandwiches the backrest 11 from the left and right. It is provided. Further, it has a head portion 241 extending upward from the main body portion 24 and facing forward above the headrest 12, and an upper outlet 26 is provided at the front end portion of the head portion 241.
  • the clean air sent out by the fan 27 in the main body portion 24 is distributed to both arm portions 25 and the head portion 241 and blown out from both outlets 23 and the upper outlet 26.
  • the main body 24 since the main body 24 is provided on the back surface of the seat 10, the discomfort of the seated person due to the sound and vibration of the fan 27 is further suppressed.
  • the upper outlet 26 is not essential and can be omitted.
  • the present invention has a seat other than a vehicle, for example, a seat in a movie theater or a theater, a seat in a waiting room of a hospital, or at the time of treatment. It can also be applied to the seats used.
  • the infection control device (2) is provided with an air barrier forming unit (2) capable of blowing out the clean air in a vertical layer, and the air barrier forming unit (2) is detachably configured with respect to the seat (10). 1).
  • the air barrier forming unit (2) has two arm portions (25) provided so as to sandwich the backrest (11) or the headrest (12) of the seat (10) from the left and right.
  • the air barrier forming unit (2) is formed above the headrest (12) so as to face the front of the seat (10), and has a layered shape parallel to the left-right direction of the seat (10) in the front.
  • the air barrier forming unit (2) has a sensor (28) for detecting the state of air taken in from the intake port (21) and the intake port (21) detected by the sensor (28).
  • the infection control device (1) according to any one of [1] to [3], further comprising a display (29) for displaying the state of air taken in from the air.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Epidemiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Transportation (AREA)
  • Chair Legs, Seat Parts, And Backrests (AREA)
  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
  • Seats For Vehicles (AREA)
  • Air-Conditioning For Vehicles (AREA)
  • Fluid-Driven Valves (AREA)

Abstract

L'invention concerne un dispositif d'inhibition d'infection 1 inhibant une infection aéroportée d'un occupant de siège assis sur un siège 10, le dispositif d'inhibition d'infection 1 comprenant une unité 2 de formation de barrière d'air qui présente un orifice d'admission 21, un mécanisme de purification d'air 22 pour purifier l'air admis à travers l'orifice d'admission 21 pour produire de l'air purifié et un orifice de soufflage 23 pour souffler de l'air purifié vers l'avant du siège 10, l'unité 2 de formation de barrière d'air étant en mesure de souffler de l'air purifié sous une forme stratifiée perpendiculaire à la direction latérale du siège 10 à partir de l'orifice de soufflage 21 et l'unité 2 de formation de barrière d'air étant conçue de façon à pouvoir être fixée au siège 10 et détachée de celui-ci.
PCT/JP2021/026316 2020-08-25 2021-07-13 Dispositif d'inhibition d'infection WO2022044586A1 (fr)

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JP2023146468A (ja) * 2022-03-29 2023-10-12 日機装株式会社 空気浄化装置
EP4306716A1 (fr) * 2022-07-14 2024-01-17 Joseph Vögele AG Dispositif soufflante pour une machine à construire les routes
EP4438810A1 (fr) 2023-03-27 2024-10-02 Joseph Vögele AG Engin de construction de routes avec console de siège pour l'alimentation en air frais et procédé

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JP2023146468A (ja) * 2022-03-29 2023-10-12 日機装株式会社 空気浄化装置
JP7546009B2 (ja) 2022-03-29 2024-09-05 日機装株式会社 空気浄化装置
EP4306716A1 (fr) * 2022-07-14 2024-01-17 Joseph Vögele AG Dispositif soufflante pour une machine à construire les routes
EP4438810A1 (fr) 2023-03-27 2024-10-02 Joseph Vögele AG Engin de construction de routes avec console de siège pour l'alimentation en air frais et procédé

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JP7012795B1 (ja) 2022-01-28
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TW202208001A (zh) 2022-03-01

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