WO2021248904A1 - Appareil de désinfection et de purification divisées en zones d'habitacles de véhicules de transport en commun - Google Patents

Appareil de désinfection et de purification divisées en zones d'habitacles de véhicules de transport en commun Download PDF

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Publication number
WO2021248904A1
WO2021248904A1 PCT/CN2020/142370 CN2020142370W WO2021248904A1 WO 2021248904 A1 WO2021248904 A1 WO 2021248904A1 CN 2020142370 W CN2020142370 W CN 2020142370W WO 2021248904 A1 WO2021248904 A1 WO 2021248904A1
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WO
WIPO (PCT)
Prior art keywords
air
purification device
purification
disinfection
public transportation
Prior art date
Application number
PCT/CN2020/142370
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English (en)
Chinese (zh)
Inventor
祁雷
孙凯
蒋海燕
梁桂文
奚庆华
张丽
潘嵘嵘
黄春霞
吴瑶
蒋岚
董岩松
Original Assignee
南通大学附属医院
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.)
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Application filed by 南通大学附属医院 filed Critical 南通大学附属医院
Publication of WO2021248904A1 publication Critical patent/WO2021248904A1/fr

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Classifications

    • 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
    • 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
    • A61L9/00—Disinfection, sterilisation or deodorisation of air
    • A61L9/14—Disinfection, sterilisation or deodorisation of air using sprayed or atomised substances including air-liquid contact processes
    • 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
    • A61L9/16—Disinfection, sterilisation or deodorisation of air using physical phenomena
    • A61L9/18—Radiation
    • A61L9/20—Ultraviolet radiation
    • 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
    • A61L9/16—Disinfection, sterilisation or deodorisation of air using physical phenomena
    • A61L9/18—Radiation
    • A61L9/20—Ultraviolet radiation
    • A61L9/205—Ultraviolet radiation using a photocatalyst or photosensitiser
    • 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
    • A61L9/16—Disinfection, sterilisation or deodorisation of air using physical phenomena
    • A61L9/22—Ionisation
    • 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
    • B60H3/02—Moistening ; Devices influencing humidity levels, i.e. humidity control
    • B60H3/022—Moistening ; Devices influencing humidity levels, i.e. humidity control for only humidifying the 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
    • B60H3/00—Other air-treating devices
    • B60H3/06—Filtering
    • 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
    • B60H2003/0691—Adsorption filters, e.g. activated carbon

Definitions

  • the invention relates to the field of transportation equipment, and in particular to a partitioned disinfection and purification device for passenger cabins of public transportation vehicles.
  • Cabin disinfection mainly uses disinfectant to disinfect the surface of the objects in the cabin and the cabin space.
  • the effective disinfection time is limited. It requires repeated disinfection after boarding and disembarking passengers, which is time-consuming and laborious, affecting the transportation efficiency of public transportation, and cannot block pathogens directly from passing through the air in real time. spread.
  • the personal protection of passengers is mainly implemented by wearing masks, but wearing masks for a long time in a confined space will cause discomfort to passengers, and there will be problems such as poor compliance and incorrect wearing leading to reduced protective effects. In addition, masks must be removed during eating and drinking. Mask protection time It is also limited. A single mask cannot meet the needs of a long journey, and a mask cannot absolutely isolate pathogens.
  • the technical problem to be solved by the present invention is to provide a compartmentalized disinfection and purification device for passenger cabins of public transportation, so as to solve the real-time disinfection problem in enclosed public transportation and the problem of relative isolation between passengers.
  • an embodiment of the present invention provides a compartmentalized disinfection and purification device for passenger cabins of public transportation vehicles, which includes a plurality of air curtain generating devices and a plurality of air purification devices, and the plurality of air curtain generating devices are suspended in the passenger cabin
  • the air curtain formed by a plurality of air curtain generators blowing downwardly separates the passenger cabin into a plurality of areas, the air inlet of the air purification device is connected with the air outlet of the passenger cabin, and the air outlet of the air purification device is located in the passenger cabin.
  • the generating device is detachably connected with the air purification device through a connecting pipe.
  • the air purification device is formed by successively splicing a plurality of purification components, and the purification component includes a passive purification component and an active purification component.
  • the passive purification component includes one or more combinations of primary filter element, high efficiency filter element and activated carbon;
  • the active purification component includes one or more combinations of an ultraviolet germicidal lamp, a nano-photocatalyst purification device, and a micro-ion sterilization device.
  • the primary effect filter, high efficiency filter, activated carbon, ultraviolet germicidal lamp, nano-photocatalyst purification device and micro-ion sterilization device all include a filter body and splicing pipes plugged into both ends of the filter body. Two adjacent filter elements in the filter element, high efficiency filter element, activated carbon, ultraviolet germicidal lamp, nano-photocatalyst purification device and micro-ion sterilization device are spliced into one body by splicing pipes.
  • the primary filter element includes filter cotton, PP non-woven fabric and meltblown filter cloth, and the high efficiency filter element includes a HEPA filter.
  • the air purification device is provided with a plurality of sensing holes along the axial direction, the sensing holes are provided with a miniature sensor, and a constant light source powered by a button battery is arranged inside the miniature sensor.
  • the constant light source is an infrared light emitting diode.
  • the air inlet end of the air purification device is suction-connected to the cabin wall at the air outlet of the cabin through a suction cup.
  • At least one air curtain generating device is suspended above each row of seats in the passenger cabin.
  • the air curtain generating device can be connected to the air purification device through a connecting pipe, or connected to the air outlet of the cabin through a connecting pipe, or connected to the air outlet through a connecting pipe.
  • the external disinfectant spray bottle is connected, and the disinfectant is sprayed into the passenger cabin through the air curtain generator, and the inside of the passenger cabin is disinfected when there are no passengers.
  • an air curtain generating device is suspended above each seat in the passenger cabin, and the air curtain generated by the downward jet of the air curtain generating device surrounds the seat and the passengers, providing good protection for the passengers.
  • the air curtain generating device includes a cylindrical air jet body and a baffle arranged in the air jet body, and gas is sprayed between the air jet body and the baffle to form an annular air curtain.
  • the air blowing body is a truncated cone-shaped cylinder
  • the flow blocking member is a trapezoidal cylinder
  • the outside of the flow blocking member is connected to the air blowing body through a support rod.
  • the compartmentalized disinfection and purification device for passenger cabins of public transportation vehicles provided by the present invention can solve the problems of real-time disinfection and relative isolation between passengers in enclosed public transportation vehicles.
  • the present invention does not need to change the structure of the existing public transport, and the public transport only needs to add the main air inlet air filter device to prevent the polluted air from entering the interior of the public transport.
  • the disinfection air curtain and air purification device of the present invention is fixed in the interior of public transportation by suction cups, and only the flowing air provided by part of the air outlet of the public transportation is used as the power source of the air curtain and air purification device without an external power source.
  • the blocking flow can be attached to the spray device, which can increase the air humidity while disinfecting (if the air humidity is too high, the excessive water vapor can be absorbed by the air purification device to maintain the proper humidity in the passenger cabin of public transportation).
  • the air purification device of the present invention further purifies the air in the air curtain partition space, reducing the possibility of passengers in different partitions transmitting pathogens through air or droplets, eliminating the need to spend time and energy on special disinfection each time the passengers are boarding and disembarking, increasing the comfort of passengers (You only need to wear a mask when you leave your seat to go to the restroom and other places). There is no need to increase passenger separation, reduce transportation efficiency and increase transportation costs during the epidemic.
  • the specific air refers to the active/passive purification of the air and the use of masks or air curtain accessories to reduce the transmission of pathogens by the passengers through the air or droplets. Possibly, use masks or air curtain accessories to increase passenger comfort.
  • Figure 1 is a schematic diagram of the structure of the present invention
  • FIG. 2 is a schematic structural diagram of the air purification device of the present invention.
  • FIG. 3 is an enlarged view of the schematic structural diagram of each filter element in the present invention.
  • Figure 4 is an enlarged view of the schematic structural diagram of the induction fitting in the present invention.
  • Figure 5 is a front view of the air curtain generating device in the present invention.
  • Figure 6 is a top view of the air curtain generating device in the present invention.
  • Fig. 7 is a schematic diagram of the structure when a passenger wears a mask in the present invention.
  • Air curtain generating device 11. Air jet body; 12. Flow barrier; 13. Air curtain; 2. Air purification device; 21. Passive purification components; 211. Primary filter; 212. High efficiency filter; 213. Activated carbon; 22. Active purification components; 221. Ultraviolet germicidal lamp; 222. Nano-photocatalyst purification device; 223. Micro-ion sterilization device; 23. Sensor hole position; 3. Passenger cabin; 31. Seat; 4. Filter body; 5. Splicing Tube; 6. Suction cup; 7. Miniature sensor; 8. Connecting tube.
  • an embodiment of the present invention provides a compartmentalized disinfection and purification device for passenger cabins of public transportation, which includes a plurality of air curtain generating devices 1 and a plurality of air purifying devices 2, wherein multiple air curtain generating devices 1 are suspended In the passenger cabin 3, a plurality of air curtains formed by the air curtain generator 1 blowing downwards separate the cabin 3 into a plurality of areas.
  • the air outlet of the device 2 is located in the passenger cabin 3.
  • At least one air curtain generating device 1 is suspended above each row of seats 31 in the passenger cabin 3.
  • an air curtain generating device 1 is suspended above each seat in the passenger cabin 3, so that the air curtain generated by the air curtain generating device 1 can separate each person individually, and the passengers will not be spread by air or droplets.
  • Each seat forms an independent area. Compared with a separate area formed by a solid partition, it can prevent the convection of gas and play a good isolation role in the current epidemic.
  • air purification devices 2 There are multiple air purification devices 2 in the cabin 3.
  • the number of air purification devices 2 can be the same as or different from the number of air curtain generators 1. It is best to share the same air purification device 2 for several rows of seats to save resources and installation space.
  • Passengers can choose to wear a mask, and then connect the mask to the air outlet of the air purification device 2. If passengers feel uncomfortable wearing the mask, they can also connect the air curtain generator 1 and the air purification device 2 through the connecting pipe 8. The passenger is inside the air curtain, You can wear a mask or face shield to provide a protective shield for passengers.
  • the air inhaled by the user is actively/passively sterilized, using a mask or air curtain generating device, reducing the possibility of passengers spreading pathogens through the air or droplets, using a mask or air curtain accessories to increase passenger comfort Spend.
  • the air curtain generating device 1 includes a cylindrical air-jet body 11 and a baffle 12 arranged in the air-jet body 11. The gas is sprayed from between the air-jet body 11 and the baffle 12 to form Ring-shaped air curtain 13.
  • the air blowing body 11 is a truncated cone-shaped cylinder
  • the baffle 12 is a trapezoidal cylinder
  • the outer side of the baffle 12 is connected to the air blowing body 11 by a support rod 14.
  • the baffle can make the purified air be Blocking the flow to form a circular air curtain with a safe area in the middle, which can reduce the discomfort that may be caused by wearing a mask.
  • the air purification device 2 is formed by successively splicing a plurality of purification components, and the purification components include a passive purification component 21 and an active purification component 22.
  • the passive purification component 21 includes one or more combinations of a primary filter element 211, a high efficiency filter element 212 and activated carbon 213.
  • the primary filter element 211 includes filter cotton, PP non-woven fabric and meltblown filter cloth
  • the high efficiency filter element 212 includes a HEPA filter.
  • the active purification component 22 includes one or more combinations of an ultraviolet germicidal lamp 221, a nano-photocatalyst purification device 222, and a micro-ion sterilization device 223.
  • the micro-ion sterilization device adopts ion sterilization technology, including silver ion technology, negative ion technology, low temperature plasma technology, photocatalyst technology and plasmacluster ion technology.
  • the current purification methods mainly include passive purification (filter purification), active purification (no filter) and dual purification (active purification + passive purification).
  • filter purification filter purification
  • active purification + passive purification active purification + passive purification
  • the primary filter element, high-efficiency filter element, activated carbon, ultraviolet germicidal lamp, nano-photocatalyst purification device and micro-ion sterilization device all include a filter body 4 and splicing pipes plugged into both ends of the filter body 4 5.
  • a filter body 4 As shown in Figure 3, after one or more of the primary filter element, high efficiency filter element, activated carbon, ultraviolet germicidal lamp, nano photocatalyst purification device and micro ion sterilization device are selected to form an air purification device , Two adjacent filter elements are spliced into a whole through the splicing pipe 5.
  • the splicing sequence is generally from the air inlet to the air outlet.
  • the primary filter, high-efficiency filter, activated carbon, ultraviolet germicidal lamp, nano-photocatalyst purification device and micro-ion sterilization device are spliced in sequence.
  • the purification components can be connected according to specific conditions and specific protection levels. Make cuts.
  • the filter elements are connected by splicing, but it is not limited to this, and connection methods such as threaded connection, sleeve type connection, and bite type connection can also be adopted.
  • the air purification device 2 is provided with a plurality of sensing holes 23 along the axial direction.
  • a sensing hole 23 is provided at the air inlet end of the air purification device, between the passive purification component and the active purification component, and the air outlet end of the air purification device. Hole position.
  • the sensing hole 23 is provided with a micro sensor 7, and a constant light source powered by a button battery is provided inside the micro sensor 7.
  • the induction fitting composed of the miniature sensor and its adjacent passive purification components and active purification components are connected by splicing pipes, as shown in FIG. 4.
  • the constant light source is an infrared light-emitting diode and is powered by a button battery.
  • a light detector such as a phototransistor
  • PWM signal pulse width modulation signal
  • Figures 2 to 4 of the present invention are only schematic illustrations of the structure of the air purification device, and the specific structure of the accessories in the air purification device is not limited.
  • it can be a square filter or other shapes.
  • the splicing pipes on both sides of the filter body can be spliced, or lap joints can be used.
  • You can also refer to the internal structure of the household purifier.
  • the accessories are connected and installed in sequence instead of being spliced together.
  • the intermediate accessories can be fixed by a frame. Therefore, the structure of the existing purifier can be used as a reference for the structure of the air purification device of the present invention, and is not limited in the present invention.
  • the air curtain generating device is detachably connected to the air purification device or the air outlet of the passenger cabin through the connecting pipe.
  • the connection method can be snap connection, adsorption connection, screw connection, etc., which is not limited in the present invention, and conventional connection methods can be used. .
  • the working principle of the compartmentalized disinfection and purification device for passenger cabins of public transportation is: filter cotton, PP non-woven fabric, melt-blown filter cloth, HEPA filter, activated carbon, ultraviolet germicidal lamp, nano-photocatalyst purification device and micro-ion sterilization
  • One or more of the devices are spliced and combined in an orderly manner according to the required protection level to form an air purification device; the air purification device completed by the splicing is installed at part of the air outlet of the passenger cabin; the passenger wears a face mask, and the face mask and air purification device The device is connected, and the air purification device provides passengers with clean air after passive and active purification, as shown in Figure 7.
  • the air curtain generating device is connected with the air outlet of the passenger cabin to form an air curtain around the passengers, and the passengers are protected in the air curtain to avoid the spread of pathogens through air or droplets between passengers.
  • passengers don’t want to wear a face mask they can also connect the air curtain generator to the air purification device through a connecting tube, and directly use the purified gas to form an air curtain. Passengers no longer need to wear a mask or face mask when they are in the seat, only when they go to the bathroom. Put on a mask.

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  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)

Abstract

Appareil de désinfection et de purification divisées en zones d'habitacles de véhicules de transport en commun, comprenant une pluralité de dispositifs de génération de rideau d'air (1) et une pluralité de dispositifs de purification d'air (2). La pluralité de dispositifs de génération de rideau d'air est disposée sur la partie supérieure d'un habitacle (3), et des rideaux d'air formés par la pluralité de dispositifs de génération de rideau d'air projetant de l'air vers le bas séparant l'habitacle en une pluralité de zones ; des entrées d'air des dispositifs de purification d'air sont raccordées à une sortie d'air de l'habitacle ; les sorties d'air des dispositifs de purification d'air sont situées dans l'habitacle ; et les dispositifs de génération de rideau d'air sont raccordés de manière amovible aux dispositifs de purification d'air au moyen de tuyaux de raccordement (8).
PCT/CN2020/142370 2020-06-11 2020-12-31 Appareil de désinfection et de purification divisées en zones d'habitacles de véhicules de transport en commun WO2021248904A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202010527543.4A CN111645495A (zh) 2020-06-11 2020-06-11 公共交通工具客舱用区域分隔消毒净化装置
CN202010527543.4 2020-06-11

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WO2021248904A1 true WO2021248904A1 (fr) 2021-12-16

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CN111645495A (zh) * 2020-06-11 2020-09-11 南通大学附属医院 公共交通工具客舱用区域分隔消毒净化装置

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