JP2022057326A - Air curtain device and sterilization system employing the same - Google Patents

Abstract

To provide an air curtain device capable of effectively suppressing droplet infection even at a place where persons face each other, for example, and a sterilization system employing the same.SOLUTION: A device body 11 is disposed between persons facing each other and air is blown out of the device body 11 toward an upper space, thereby forming an air curtain A between the persons. Therefore, dispersion of droplets or particles emitted from the persons can be blocked by the air curtain A, and droplet infection can be effectively suppressed. In that case, a sterilization liquid is sprayed to air blown out of the device body 11, such that the droplets or particles in contact with the air curtain A can be sterilized by the sterilization liquid contained in the air curtain A. Further, the air containing the sterilization liquid is emitted into an indoor space S after the air curtain A is formed, such that air in the indoor space S can also be sterilized.SELECTED DRAWING: Figure 4

Description

The present invention relates to an air curtain device that blocks a space by a curtain-shaped air flow and a sterilization system using the air curtain device.

Infectious diseases that develop diseases when pathogens such as viruses and bacteria invade the body are contact infections that are transmitted by direct contact with infected persons and infection sources, and by inhaling droplets scattered by coughing or squeezing. The main routes of infection are droplet infections that infect, and airborne infections that are transmitted by inhaling fine particles (droplet nuclei) floating in the air. In particular, in places where people face each other, such as the audience seats of restaurants, counters of banks, etc., and cashier counters of retail stores, particles and droplets containing pathogens are released from the infected person toward the person facing the person at a close distance. Since there is a risk, it is a place with a high risk of infection.

By the way, hypochlorite water, which is known as a sterilizing solution having a sterilizing effect, is used for sterilizing fingers and personal belongings, but the hypochlorite water is sprayed on indoor spaces and the like. It is also possible to sterilize in the air.

Conventionally, as a sprayer for spraying hypochlorite water, a sprayer in which the hypochlorite water stored in a tank is atomized by an ultrasonic atomizer and sprayed on a space to be sterilized such as a room is known. (See, for example, Patent Document 1 or 2).

Japanese Unexamined Patent Publication No. 2013-99472 Japanese Unexamined Patent Publication No. 2006-325926

However, if a highly infectious virus spreads, in order to prevent the spread of infection due to airborne infection, it is necessary to secure a sufficient distance between people in facilities where people can easily gather, or to shield people with acrylic plates, etc. Measures such as partitioning by objects are taken, but if such measures are insufficient, the facility cannot be used, and as a result, there is a problem that a large loss occurs on the side of the facility operator.

Therefore, it is considered that airborne infection can be suppressed by installing the atomizer in the facility and spraying hypochlorite water on the indoor space to sterilize the air. However, in places where people meet at close range, there is a risk of being directly exposed to or inhaling droplets from infected persons, and it was necessary to take measures to prevent such droplet infections.

The present invention has been made in view of the above circumstances, and an object of the present invention is to use an air curtain device capable of effectively suppressing droplet infection even in a place where people face each other, for example. It is to provide a disinfection system that has been used.

The present invention is an air curtain device that forms an air curtain by blowing air in a curtain shape from the device main body toward a predetermined space in order to achieve the above object, and has a sterilizing effect on the air blown from the device main body. It is equipped with a sprayer that sprays a liquid having.

Thereby, for example, the device main body is arranged between the people facing each other, and the air is blown out from the device main body toward the upper space in a curtain shape, so that an air curtain can be formed between the people. At that time, since the sterilizing liquid is sprayed on the air blown from the main body of the apparatus, the droplets and particles in contact with the air curtain are sterilized by the sterilizing liquid contained in the air curtain. Further, after the air curtain is formed, the air containing the sterilizing liquid is released into a space such as a room, so that sterilization in the air is also performed.

Further, in order to achieve the above object, the sterilization system of the present invention is provided with the air curtain device, and the user of the air curtain device is supplied with the sterilization solution from the supplier side of the sterilization solution, and the sterilization solution is supplied by the sprayer. It is a sterilization system that sprays a sterilizing liquid onto an air curtain, and is a sterilizing liquid generating means arranged on the supplier side and a sterilizing liquid generated by the sterilizing liquid generating means arranged on the supplier side. It is provided with a storage tank for storing the liquid and a delivery container in which a predetermined amount of sterilizing liquid is injected from the storage tank and delivered to the user side by a transportation means.

As a result, the air curtain is formed by the air curtain device arranged on the user side, and the sterilizing liquid is sprayed on the air curtain. In addition, the sterilizing liquid generated by the sterilizing liquid generating means arranged on the supplier side of the sterilizing liquid is stored in the storage tank, and a predetermined amount of the sterilizing liquid is filled in the delivery container from the storage tank. Since the delivery container is delivered to the user side by the transportation means, it is not necessary to directly procure the disinfectant solution on the user side.

According to the air curtain device of the present invention, for example, by forming an air curtain between people, it is possible to prevent the scattering of droplets and particles emitted by a person by the air curtain, and droplet infection is effective. Can be suppressed. At that time, since the droplets and particles in contact with the air curtain can be sterilized by the sterilizing liquid contained in the air curtain, the diffusion of pathogens can be prevented. In addition, since the air containing the sterilizing liquid is released into a space such as a room, it is possible to sterilize the air, which is effective in preventing not only droplet infection but also airborne infection.

Further, according to the sterilization system of the present invention, it is not necessary for the user of the air curtain device to directly procure the sterilization solution, so that the user can use the sterilization solution even when the demand for the sterilization solution is high, such as during an infectious disease epidemic. The required amount of disinfectant can always be supplied to the side.

A perspective view of an air curtain device showing an embodiment of the present invention. Schematic front sectional view of the air curtain device Schematic side sectional view of the air curtain device Side view showing the usage state of the air curtain device Plan view showing the usage state of the air curtain device Configuration diagram of the sterilization system Configuration diagram of the ordering system Block diagram of the server on the supplier side Diagram showing the login screen of the user's terminal The figure which shows the order screen of the user side terminal Flowchart showing the operation of the server on the supplier side

1 to 11 show an embodiment of the present invention, and show, for example, an air curtain device installed in a customer seat of a restaurant or the like.

The air curtain device 10 of the present embodiment includes a horizontally long device main body 11, a blower 12 that blows air from the device main body 11, and a sprayer 13 that sprays a liquid having a sterilizing effect on the air in the device main body 11. As a liquid having a sterilizing effect, for example, a sterilizing liquid composed of hypochlorite water is used.

The apparatus main body 11 is formed in a horizontally long rectangular parallelepiped shape, and an air outlet 11a extending in the width direction (longitudinal direction) of the apparatus main body 11 is provided on the upper surface thereof, and an air outlet 11a extending in the width direction (longitudinal direction) of the apparatus main body 11 is provided on the upper surface thereof in the width direction of the apparatus main body 11. An extending air suction port 11b is provided. A ventilation passage 11c for communicating the air outlet 11a and the air suction port 11b is provided in the apparatus main body 11, and the air outlet 11a side of the ventilation passage 11c is formed so as to extend linearly in the vertical direction. The air suction port 11b side of the ventilation passage 11c is formed so as to gradually expand upward toward the air suction port 11b.

The blower 12 is a well-known cross-flow fan, and is composed of a cylindrical fan body 12a extending in the width direction of the device body 11 and a motor 12b connected to one end of the fan body 12a in the axial direction. The motor 12b rotates around the axis. The fan main body 12a has a large number of blades 12c extending in the axial direction, and each blade 12c is arranged on the outer peripheral side of the fan main body 12a at intervals in the circumferential direction of the fan main body 12a. The fan body 12a is arranged in the ventilation path 11c of the device body 11, and by being rotated by the motor 12b, the air outside the device body 11 is sucked into the air passage 11c from the air suction port 11b of the device body 11 and the air is sucked into the air passage 11c. The air is discharged from the air outlet 11a to the outside of the main body 11.

The atomizer 13 is composed of a well-known ultrasonic atomizer, and sprays the atomizing unit 13a that atomizes the disinfectant liquid by ultrasonic vibration and the disinfectant liquid atomized by the atomization unit 13a into the air passage 11c. The nozzle 13b, the internal tank 13c for storing the disinfectant liquid atomized by the atomization unit 13a, the external tank 13d for accommodating the disinfectant liquid supplied to the internal tank 13c, and the external tank 13d are removed. A pump 13e for feeding the bacterial solution to the internal tank 13c is provided, and the atomization unit 13a, the internal tank 13c and the pump 13e are arranged on the other end side in the width direction in the apparatus main body 11.

The atomization unit 13a is adapted to discharge the disinfectant liquid atomized into ultrafine particles (for example, 4 to 5 micrometers) by an ultrasonic vibrator (not shown) into the nozzle 13b by a blower (not shown).

The nozzle 13b is composed of a pipe-shaped member extending in the width direction of the device main body 11 along the fan main body 12a, and is arranged on the downstream side of the fan main body 12a in the ventilation passage 11c. One end of the nozzle 13b is connected to the atomization unit 13a, and the disinfectant solution is ejected from a large number of holes (not shown) provided at equal intervals in the longitudinal direction to disinfect the nozzle 13a. The liquid is to be sprayed on the air in the air passage 11c.

The internal tank 13c is connected to the atomization unit 13a, and the sterilizing liquid in the internal tank 13c is supplied to the atomization unit 13a.

The outer tank 13d is composed of a container having a larger capacity than the inner tank 13c, and is arranged outside the apparatus main body 11.

The pump 13e is composed of, for example, a well-known electromagnetic pump, and the suction side is connected to the external tank 13d via the tube 13f, and the discharge side is connected to the internal tank 13c. The pump 13e is connected to a liquid amount detector (for example, a float switch) (not shown) provided in the internal tank 13c, and when the disinfectant liquid in the internal tank 13c becomes a predetermined amount or less, the disinfectant liquid in the external tank 13d is sucked. The internal tank 13c is replenished.

As shown in FIG. 4, the air curtain device 10 configured as described above is installed, for example, in the audience seat of a restaurant. In this case, the device main body 11 of the air curtain device 10 is placed in the center of the table T on which the customer G sits facing each other. In this case, as shown in FIG. 5, it is preferable that the dimension in the width direction of the apparatus main body 11 is formed to be the same as the width dimension of the table T.

Next, when the operation of the air curtain device 10 is started, the external air is sucked into the device main body 11 from the air suction port 11b by the blower 12, and the atomizer 13 is added to the air flowing through the ventilation passage 11c in the device main body 11. The disinfectant solution is sprayed, and the air containing the disinfectant solution is blown out in a curtain shape from the air outlet 11a of the device main body 11 above the device main body 11. As a result, the air curtain A is formed between the customers G. Here, for example, even if one of the face-to-face persons G sneezes or coughs, or when droplets or particles are released from the mouth toward the other customer G, the air curtain A is between the customers G. Since it is blocked by the air curtain A, the droplets and particles that are about to pass through the air curtain A are swept upward by the air flow of the air curtain A, and the droplets and particles are suppressed from reaching the other customer G. At that time, the droplets and particles that come into contact with the air curtain A are sterilized by the sterilizing liquid contained in the air curtain A. Further, since the air blown out from the apparatus main body 11 is discharged into the indoor space S after forming the air curtain A, sterilization of the air in the indoor space S is also performed.

As described above, according to the air curtain device 10 of the present embodiment, the device main body 11 is arranged between the people facing each other, and the air is blown out from the device main body 11 toward the upper space in a curtain shape to the person. Since the air curtain A is formed between the person and the person, the air curtain A can prevent the scattering of droplets and particles emitted by the person, and the droplet infection can be effectively suppressed. At that time, since the disinfectant liquid is sprayed on the air blown out from the apparatus main body 11 by the sprayer 13, the droplets and particles in contact with the air curtain A are disinfected by the disinfectant liquid contained in the air curtain A. And can prevent the spread of pathogenic bacteria. Further, after the air curtain A is formed, the air containing the sterilizing liquid is released into the indoor space S, so that the air in the indoor space S can be sterilized, and not only droplet infection but also airborne infection can be prevented. It is also effective.

Further, since the apparatus main body 11 is formed so as to blow out air upward and can be placed in an arbitrary place, customers facing each other by placing it on the table T for the audience seats of the restaurant can be placed. The air curtain A can be easily formed between G.

In the above embodiment, the air curtain device 10 is installed in the audience seat of a restaurant, but the book is not limited to the audience seat of a restaurant such as a counter of various stores, a cash register counter of a retail store, or an office desk. The air curtain device of the present invention can be used.

Further, in the above embodiment, the disinfectant solution is sprayed on the air on the downstream side of the blower 12, but the disinfectant solution may be sprayed on the air on the upstream side of the blower 12.

Further, in the above embodiment, the air sprayed with the sterilizing liquid in the apparatus main body 11 is blown out from the air outlet 11a, but the air is blown out from the air outlet 11a outside the apparatus main body 11. The disinfectant solution may be sprayed on the air.

Further, the air curtain device of the present invention is configured to blow out an air curtain from above to below, for example, entrances and exits of various facilities such as entrances and exits of hospital rooms, entrances and exits of infectious disease patient wards, and entrances and exits of food processing plants. It may be installed in.

6 to 11 show that the user of the air curtain device 10 is supplied with hypochlorite water as a sterilizing liquid from the supplier side, and the space to be sterilized is removed by the air curtain device 10. It shows a sterilization system that kills bacteria.

This sterilization system includes the air curtain device 10, a hypochlorite water generation device 20 as a sterilization liquid generation means, a storage tank 30, and a measuring instrument 40, and the air curtain device 10 is arranged in the user's facility 1. The hypochlorite water generator 20, the storage tank 30, and the measuring instrument 40 are arranged at the hypochlorite water supply source 2 on the supplier side. Further, this sterilization system includes a delivery container 50 for delivering hypochlorite water to the user's facility 1.

The user's facility 1 is a place where people face each other or are in close contact with each other in a closed space such as various stores such as restaurants, conference halls, schools, nursery schools, kindergartens, hospitals, nursing care facilities, indoor playgrounds, and residences. Is.

The hypochlorite water generator 20 comprises, for example, a well-known slightly acidic electrolyzed water generator, in which hydrochloric acid and saline are added to tap water and electrolyzed to generate hypochlorite water. It has become. The hypochlorite water generation device 20 is connected to a water supply pipe 21 to which tap water is supplied and an outflow pipe 22 for flowing out hypochlorite water, and the outflow pipe 22 is connected to a storage tank 30.

The storage tank 30 is made of, for example, a large polyethylene container having a capacity of 3000 liters, and an outflow pipe 22 of a hypochlorite water generator 20 is connected to the upper portion thereof. An outflow pipe 31 for flowing out hypochlorite water is connected to the lower part of the storage tank 30, and the outflow pipe 31 is connected to the measuring instrument 40.

The measuring instrument 40 is a well-known device that detects the flow rate of the liquid sucked by the pump and discharges it in predetermined amounts, and the outflow pipe 31 of the storage tank 30 is connected to the suction side. The measuring instrument 40 is provided with a discharge port 41 for discharging hypochlorous acid water, and a predetermined amount of hypochlorite water is injected into the delivery container 50 from the discharge port 41. Further, a fragrance is added to the hypochlorite water injected into the delivery container 50, and a predetermined scent is imparted to the hypochlorite water. In this case, if a plurality of types of fragrances such as floral, citrus, spice, oriental, tree, herb, and resin are prepared as fragrances, the user can arbitrarily prepare them according to his / her taste. You can choose the scent of (including unscented).

The delivery container 50 is made of a small portable polyethylene container, and is designed to hermetically and contain the hypochlorite water injected from the measuring instrument 40. In this case, as the delivery container 50, a plurality of types of containers having different capacities such as 5 liters, 10 liters, 18 liters, etc. are prepared, and the delivery container 50 is connected to the user's facility 1 by the delivery vehicle 51 as a means of transportation. Will be delivered.

In the sterilization system configured as described above, the user first installs the air curtain device 10 in the facility 1. In this case, the air curtain device 10 may be purchased and prepared by the user, or may be lent by a supplier of hypochlorite water.

On the supplier side, the hypochlorite water generated by the hypochlorite water generator 20 is injected into the storage tank 30 via the outflow pipe 22, and the hypochlorite water having a predetermined concentration is injected into the storage tank 30. To store. At that time, the concentration of the hypochlorite water may be set to a predetermined concentration of the hypochlorite water generated by the hypochlorite water generator 20, or the hypochlorite water may be set to a predetermined concentration. The high-concentration hypochlorite water generated by the water generator 20 may be diluted with water. When supplying hypochlorite water to the user, the hypochlorous acid water in the storage tank 30 is weighed by the measuring instrument 40, and a predetermined amount of hypochlorite water is filled in the delivery container 50 for delivery. The container 50 is delivered to the user's facility 1 by the delivery vehicle 51.

In the user's facility 1, the hypochlorite water of the delivery container 50 delivered from the supplier side is injected into the external tank 13d of the air curtain device 10, and air is introduced by the air curtain device 10 as shown in FIG. Form the curtain A. At that time, since the hypochlorite water is given a scent, the scent in the room is also performed at the same time. Further, when the delivery container 50 is delivered from the supplier side, if the user side has an empty delivery container 50 containing no hypochlorite water, the empty delivery container 50 is delivered to the delivery vehicle 51. Collect to the supplier side.

In addition, when the user orders hypochlorite water from the supplier side, the capacity and quantity of the delivery container 50, the type of fragrance, etc. can be specified and ordered by telephone, fax, e-mail, etc. However, the sterilization system of the present embodiment is provided with an ordering system as an ordering means that allows the user to order hypochlorite water from the supplier side via the Internet, and the ordering system should be used for ordering. You may do it.

As shown in FIG. 7, the ordering system of the present embodiment has a supplier-side server 60 connected to the Internet, a supplier-side terminal 70 that can be connected to the supplier-side server 60 via the Internet, and a supplier-side terminal 70 via the Internet. The user-side terminal 80 can be connected to the supplier-side server 60, and a portable communication terminal such as a smartphone or a tablet or a personal computer can be used for the supplier-side terminal 70 and the user-side terminal 80. ..

The supplier side server 60 processes the user information database 61 that stores the customer information of the user, the order history database 62 that stores the order history of the user, and the order information transmitted from the user side terminal 80. The order information processing unit 63 is provided with the order information processing unit 63, and the order information processing unit 63 transmits the order information together with the user information of the user information database 61 to the supplier side terminal 70, and stores the order history in the order history database 62. It has become.

Further, the supplier side server 60 includes an order prediction processing unit 64 that predicts the next order time of the user based on the order history information stored in the order history database 62. The order prediction processing unit 64 is, for example, 1 of hypochlorite water based on the order quantity two times before the user (the quantity obtained by multiplying the capacity of the ordered delivery container 50 by the quantity) and the number of days until the previous order. Calculate the daily consumption, calculate the estimated number of days that all the hypochlorite water of the next order will be consumed based on the daily consumption and the order amount at the time of the last order, and calculate the previous order. The day before the predetermined number of days (for example, 3 days) on which the consumption forecast days have elapsed from the day is predicted as the order forecast date (order timing).

The supplier side terminal 70 stores a program for receiving and displaying order information, and displays the order contents of the user based on the received order information.

The user-side terminal 80 stores a program for inputting and transmitting order information, and when the program is started, the login screen 81 shown in FIG. 9 is displayed, and then the order screen 82 shown in FIG. 10 is displayed. It is supposed to be done. The user ID input unit 81a, the powered input unit 81b, and the transmission button 81c are displayed on the login screen 81. When the user ID and the powered input are input and the transmission button 81c is selected, the order screen 82 is displayed. On the order screen 82, the capacity selection unit 82a of the delivery container 50, the quantity input unit 82b of the delivery container 50, the scent selection unit 82c, and the transmission button 82d are displayed, and the capacity and quantity of the delivery container 50 and the scent are displayed. When the type is specified and the transmission button 82d is selected, the order information is transmitted to the supplier side server 60.

Here, the operation of the supplier side server 60 will be described with reference to the flowchart of FIG. First, when the order information is transmitted from the user-side terminal 80 (S1), the order information is transmitted to the supplier-side terminal 70 (S2). As a result, the order information is displayed on the terminal 70 on the supplier side (the display screen is not shown), and the supplier side fills the delivery container 50 with the hypochlorite water according to the order contents and delivers it by the delivery vehicle 51. The container 50 is delivered to the user's facility 1. Next, the order information is stored in the order history database 62 as an order history (S3), and the order prediction processing unit 64 calculates the order prediction date (S4). After that, it is determined whether or not the order forecast date has elapsed (S5), and if there is a next order before the order forecast date has elapsed (S1), the operations of steps S2 to S5 are repeated. If it is determined in step S5 that there is no next order from the user even after the estimated order date has passed, a notification for prompting the user to place an order is sent by e-mail or a smartphone notification function. (S6), and the process returns to step S1.

As described above, the sterilization system of the present embodiment includes the hypochlorous acid water generator 20, the storage tank 30, and the measuring instrument 40 arranged in the hypochlorite water supply source 2, and the hypochlorite water. The hypochlorite water generated by the generation device 20 is stored in the storage tank 30, a predetermined amount of hypochlorite water is filled in the delivery container 50 from the storage tank 30, and the delivery container 50 is filled by the delivery vehicle 51. Since it is delivered to the user's facility 1, there is no need to procure hypochlorite water directly on the user side, and it can be used even when the demand for hypochlorite water is high, such as during an infectious disease epidemic. It is possible to always supply the required amount of hypochlorite water to the person.

In this case, since the hypochlorite water having a concentration suitable for sterilization by spraying can be supplied from the supplier side to the user side, it is necessary for the user side to adjust the concentration of the hypochlorite water. It is possible to save the trouble of diluting, and it is possible to always spray hypochlorite water having an appropriate concentration.

In addition, the sterilization effect of hypochlorite water decreases with the passage of time, but since hypochlorite water can be supplied from the supplier side to the user side without excess or deficiency, stable sterilization is always performed. This can be done, and the space for arranging the delivery container 50 in the user's facility 1 can be reduced.

Further, since the scent is imparted to the hypochlorite water supplied to the user side, the scent of the interior space S can be performed by spraying the hypochlorite water on the air curtain A. As a result, not only the sterilizing effect of air but also the comfort of the indoor space S can be improved by the fragrance, and the hypochlorite water itself can be deodorized. That is, it is possible to encourage the introduction of this sterilization system to facilities and the like where it is preferable to perform fragrance, which can contribute to the spread of air infection prevention measures. In this case, since the fragrance is added to the hypochlorite water on the supplier side, the amount and components of the fragrance added can be controlled on the supplier side, and the fragrance-containing hypochlorite water can be controlled. Quality can be maintained.

Further, since the sterilization system of the present embodiment is provided with an ordering system that allows the user to order hypochlorite water from the user side terminal 80 to the supplier side via the Internet, it is troublesome for the user side to place an order. Can be significantly reduced, and the supplier side can also efficiently manage orders.

Further, when the user orders the hypochlorite water from the user side terminal 80, the scent of the hypochlorite water is selected from a plurality of types of scents, so that the user side terminal 80 can be used by the user. The scent according to the taste and the facility 1 can be arbitrarily selected, and the hypochlorite water having a scent suitable for the user can be supplied. In this case, if information about the scent (specific explanation of the scent, etc.) is displayed on the user-side terminal 80, when the user selects the scent, it is possible to accurately confirm whether or not the scent is the desired scent. In addition to being able to do this, it is also possible to encourage users to be interested in other scents, and it is possible to further enhance the dissemination effect of sterilization measures by spraying hypochlorite water.

In addition, the next order forecast date is calculated based on the previous order quantity obtained from the user's order history information and the consumption forecast date, and it is determined that there is no new order from the user even after the order forecast date has passed. When it is determined, a notification for prompting the order is sent to the user terminal 80, so that it is possible to prevent the user from forgetting to place an order and to ensure that the hypochlorite water is supplied to the user's facility 1. Can be kept on hand. Furthermore, since the supplier side can systematically generate hypochlorite water based on the estimated order date, the hypochlorite water is promptly supplied to the user side when the next order is placed. be able to.

In the above embodiment, when there is no new order from the user even after the predicted order time has passed, a notification for prompting the order is sent to the user-side terminal 80. , A notification that there is no new order from the user even after the predicted order time has passed may be sent to the supplier side terminal 70, and the supplier side may directly notify the user to order. ..

Further, in the above embodiment, the facility 1 of one user is illustrated, but the present invention can also be applied to the case where one supplier supplies hypochlorite water to a plurality of users. can.

Further, in the above embodiment, the atomizer 10 arranged in the interior space S is used to directly spray the hypochlorite water onto the interior space S. However, for example, by providing an air survey device with an atomizer, air is provided. Hypochlorite water may be sprayed on the air blown from the survey device.

Further, in the above embodiment, the one using hypochlorite water as the sterilizing liquid is shown, but it is also possible to use a sterilizing liquid other than hypochlorite water as long as it is a liquid having a sterilizing effect. be.

1 ... facility, 2 ... supplier, 10 ... air curtain device, 11 ... device body, 12 ... blower, 13 ... atomizer, 20 ... hypochlorite water generator, 30 ... storage tank, 40 ... measuring instrument, 50 ... Delivery container, 51 ... Delivery vehicle, 60 ... Supplier side server, 61 ... User information database, 62 ... Order history information database, 63 ... Order information processing unit, 64 ... Order prediction processing unit, 70 ... Supplier side terminal , 80 ... User side terminal, A ... Air curtain, S ... Indoor space.

Claims (9)

In an air curtain device that forms an air curtain by blowing air in a curtain shape from the main body of the device toward a predetermined space.
An air curtain device including a sprayer that sprays a liquid having a sterilizing effect on the air blown out from the device body. The air curtain device according to claim 1, wherein the main body of the device is formed so as to blow out air upward. The air curtain device according to claim 1 or 2, wherein the main body of the device is formed so as to be mounted on an arbitrary place. The air curtain device according to any one of claims 1 to 3 is provided, and the sterilizing liquid is supplied to the user of the air curtain device from the supplier side of the sterilizing liquid, and the sterilizing liquid is used as the air curtain by the sprayer. It is a sterilization system that sprays
The disinfectant liquid generation means arranged on the supplier side and
A storage tank arranged on the supplier side and storing the sterilizing liquid generated by the sterilizing liquid generating means,
A sterilization system characterized in that it is equipped with a delivery container in which a predetermined amount of sterilizing liquid is injected from a storage tank and delivered to the user side by a means of transportation. The sterilization system according to claim 4, wherein hypochlorite water is used as the sterilization liquid. The sterilization system according to claim 4 or 5, wherein a fragrance is added to the sterilization liquid injected into the delivery container. The sterilization system according to claim 4, 5 or 6, further comprising an ordering means for ordering a sterilization solution from the user side to the supplier side via the Internet. It is equipped with an ordering means for ordering the disinfectant solution from the user side to the supplier side via the Internet.
The sterilization system according to claim 7, wherein the ordering means has a scent selection means for selecting the scent of the sterilizing solution from a plurality of types of scents. An order history information storage means for storing the user's order history information, and
The sterilization system according to claim 7 or 8, further comprising an order prediction means for predicting the next order time based on the previous order quantity obtained from the order history information and the estimated consumption days thereof.

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