CN111456502B

CN111456502B - Medical system for square cabin

Info

Publication number: CN111456502B
Application number: CN202010273057.4A
Authority: CN
Inventors: 江一峰
Original assignee: Shanghai United Imaging Healthcare Co Ltd
Current assignee: Shanghai United Imaging Healthcare Co Ltd
Priority date: 2020-04-09
Filing date: 2020-04-09
Publication date: 2022-01-25
Anticipated expiration: 2040-04-09
Also published as: CN111456502A

Abstract

The application relates to a shelter medical system, which comprises a scanning room, an operation room and an air shower purification room; wherein: a first air inlet filtering device and an exhaust filtering and disinfecting device are arranged in the scanning room, and a first one-way air channel is formed between the first air inlet filtering device and the exhaust filtering and disinfecting device; a second inlet air filtering device is arranged in the operating room; the air shower purification room is arranged at the entrance of the shelter. The shelter medical system is provided with the independent air inlet and exhaust channels in each room, so that the transverse spread of viruses among the rooms can be reduced, and the cross infection between doctors and patients can be further reduced.

Description

Medical system for square cabin

Technical Field

The application relates to the technical field of medical treatment, in particular to a shelter medical system.

Background

The shelter CT has the characteristics of low requirement on the site, quick installation, quick response and the like, and can exert the advantages of near installation and quick arrangement in large-scale emergency medical events, such as the shelter CT installed in a Wuhan shelter hospital. Meanwhile, in order to ensure the safety of medical staff and patients, the opposite cabin needs to improve the capability of ensuring the isolation of doctors and patients. For emergent infectious disease application scenarios, there is a need to reduce patient-to-medical staff, and possible patient-to-patient cross-contamination.

Disclosure of Invention

The application provides a shelter medical system which can reduce cross infection between doctors and patients.

The embodiment of the application provides a shelter medical system which comprises a scanning room, an operating room and an air shower purification room; wherein:

a first air inlet filtering device and an exhaust filtering and disinfecting device are arranged in the scanning room, and a first one-way air channel is formed between the first air inlet filtering device and the exhaust filtering and disinfecting device;

a second air inlet filtering device is arranged in the operating room;

the air shower purification room is arranged at an inlet of the shelter.

In some embodiments, the first intake air filtering device includes a first fan and a first filtering unit, and an air inlet of the first intake air filtering device is opened in a square cabin wall, and is used for sucking external air through the first fan and controlling the air to flow through the first filtering unit, filtering the air and then discharging the air into the scanning room through an air outlet.

In some of these embodiments, the first filtration unit comprises a HEPA filtration layer.

In some of these embodiments, the exhaust gas filtering and disinfecting device includes a second fan, a first disinfecting unit, and a second filtering unit; the plasma sterilizer is disposed between the second fan and the second filter unit.

In some embodiments, the air inlet of the exhaust filtering and disinfecting device and the air outlet of the first air inlet filtering device are arranged oppositely to form the first one-way air duct.

In some embodiments, a second air inlet filtering device is arranged in the operating room, and an air outlet of the second air inlet filtering device is communicated with an inlet and an outlet of the operating room to form a second one-way air duct.

In some embodiments, a control unit is arranged in the operating room, and the control unit is respectively connected with the first air inlet filtering device, the second air inlet filtering device and the exhaust filtering and disinfecting device and is used for controlling the air intake volume and the air exhaust volume.

In some embodiments, the shelter entrance, the scanning room entrance and the operation room entrance are respectively arranged on three side walls of the air shower purification room.

In some of these embodiments, the shelter portal, the scan room portal, and the suite portal are non-oppositely disposed.

In some embodiments, a third fan and a third filtering unit are arranged in the air shower purification room, and an air inlet and an air outlet are formed in the air shower purification room; wherein:

the air inlet is formed in the top wall of the shelter;

when people enter the air purifier, the third fan is started to suck outside air and control the outside air to flow through the third filtering unit so as to filter the outside air;

control the third fan blows clean air, makes the air that the wind drenches the clean room forms the malleation, and the air that blows down is in through setting up the gas vent discharge that the wind drenches the clean room.

In some embodiments, the air outlet is arranged on the side wall or the bottom wall of the air shower purification room.

In some embodiments, a second disinfection unit is arranged in the air shower purification room.

Compared with the related art, the shelter medical system provided by the embodiment of the application comprises a scanning room, an operation room and an air shower purification room; a first air inlet filtering device and an exhaust filtering and disinfecting device are arranged in the scanning room, and a first one-way air channel is formed between the first air inlet filtering device and the exhaust filtering and disinfecting device; a second inlet air filtering device is arranged in the operating room; the air shower purification room is arranged at the entrance of the shelter. The shelter medical system can reduce cross infection between doctors and patients, prevent cross infection and effectively isolate the environment outside the shelter from being polluted by infectious disease environments.

The details of one or more embodiments of the application are set forth in the accompanying drawings and the description below to provide a more thorough understanding of the application.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic diagram of a CT scanning system according to an exemplary embodiment;

FIG. 2 is a schematic diagram of a shelter medical system according to an embodiment;

FIG. 3 is a schematic structural diagram of a first intake air filtering device according to an embodiment;

fig. 4 is a schematic structural diagram of an exhaust gas filtering and disinfecting device according to an embodiment.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be described and illustrated below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments provided in the present application without any inventive step are within the scope of protection of the present application.

It is obvious that the drawings in the following description are only examples or embodiments of the present application, and that it is also possible for a person skilled in the art to apply the present application to other similar contexts on the basis of these drawings without inventive effort. Moreover, it should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions must be made to achieve the developers' specific goals, such as compliance with system-related and business-related constraints, which may vary from one implementation to another.

Reference in the specification to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the specification. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of ordinary skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments without conflict.

Unless defined otherwise, technical or scientific terms referred to herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which this application belongs. Reference to "a," "an," "the," and similar words throughout this application are not to be construed as limiting in number, and may refer to the singular or the plural. The present application is directed to the use of the terms "including," "comprising," "having," and any variations thereof, which are intended to cover non-exclusive inclusions; for example, a process, method, system, article, or apparatus that comprises a list of steps or modules (elements) is not limited to the listed steps or elements, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus. Reference to "connected," "coupled," and the like in this application is not intended to be limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. The term "plurality" as referred to herein means two or more. "and/or" describes an association relationship of associated objects, meaning that three relationships may exist, for example, "A and/or B" may mean: a exists alone, A and B exist simultaneously, and B exists alone. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship. Reference herein to the terms "first," "second," "third," and the like, are merely to distinguish similar objects and do not denote a particular ordering for the objects.

Various technologies described in the application can be applied to a shelter medical system, the shelter medical system is simply a movable house, a plurality of modular systems and auxiliary equipment for first aid, operation, inspection, X-ray and the like can be arranged in the house, all the modular systems can be used independently and can be seamlessly connected to form a large-scale mobile hospital, so that equipment resources in the shelter can be shared, and quick and efficient treatment of sick and wounded is facilitated. The shelter medical system provided in the present application may be a shelter scanning system, the scanning system includes but is not limited to a CT scanning system, an MR scanning system, a SPECT scanning system, a PET scanning system, or other common medical image scanning systems, and the present application is described by taking a shelter CT scanning system as an example. As shown in fig. 1, the CT scanning system includes a data acquisition device 101, a scanning bed 102, a control device 103, and a reconstruction device 104. Wherein the control device 103, which is generally called a console, can receive CT scan parameters, for example, the control device 103 can be a computer loaded with CT scan control software. When a doctor scans a patient, the doctor can set CT scanning parameters of the scanning on an operation interface of the control software, wherein the CT scanning parameters comprise a scanning mode, a spiral thread pitch, an image thickness and the like. The CT scan parameters set by the physician may be converted into scan control commands for controlling the data acquisition device 101 to scan the patient. The data acquisition device 101 may be a gantry containing a bulb, detector, etc. inside, so-called gantry equipment, for data acquisition and transmission, into which the couch 102 may be moved for CT scanning of a patient. Furthermore, the patient is scanned according to the CT scan parameters acquired by the control device 103, and the scan mode, helical pitch, and the like specified by the parameters are performed. The sampled data acquired by the data acquisition device 101, such as attenuation information of X-rays passing through a patient obtained when the patient is scanned, may be transmitted to the reconstruction device 104, where the reconstruction device 104 is a so-called image builder, and the sampled data is stored on a hard disk by the reconstruction device 104 and subjected to image reconstruction of CT scan to obtain a scanned image of the patient. In addition, the control device 103 may transmit all or part of the received CT scan parameters to the reconstruction device 104, including at least some parameters that the reconstruction device 104 needs to use in image reconstruction, such as image parameters of image interval, image thickness, and the like, so that the reconstruction device 104 performs image reconstruction according to the CT scan parameters and the sampling data obtained by the data acquisition device 101.

Fig. 2 is a schematic structural diagram of a shelter medical system according to an embodiment, as shown in fig. 2, the shelter medical system comprises a scanning room 210, an operation room 220 and a shower purification room 230; wherein:

the scanning room 210 is used for accommodating the data acquisition device and the scanning bed in fig. 1, and when a patient needs to scan, the patient needs to walk into the scanning room 210, lie on the scanning bed and wait for scanning. The scanning room 210 is provided with a first air inlet filter 211 and an exhaust filter 212, and a first one-way air channel is formed between the first air inlet filter 211 and the exhaust filter 212. The first intake air filter 211 is used to provide fresh air for the scanning room 210, and the exhaust air filter 212 filters and sterilizes the air passing through the scanning room 210 and exhausts the air to the outside of the cabin.

The first intake air filter device 211 may use a fresh air filter device, and the embodiment is generally: adopts a high-wind-pressure large-flow fan, supplies air from one side to the room by means of mechanical strength, and filters, sterilizes and increases oxygen for the air entering the room while supplying air.

The exhaust filtering and sterilizing device 212 may be disposed on a bottom wall or a side wall of the scanning room 210, and forms a first one-way air duct with the first intake filtering device 211 for discharging the air passing through the scanning room 210 after being filtered and sterilized.

A second intake air filter 221 is disposed in the cabin 220 for providing fresh air to the cabin 220 and filtering and sterilizing the air passing through the cabin 220 and discharging the air outside the cabin. It can be understood that the second intake air filter 221 may use a fresh air filter, and the air after being filtered and sterilized is discharged outside the cabin by adjusting the air outlet surface of the second fan.

A suite 220 may be provided adjacent to the wall of the scan room 210 for housing the control and reconstruction devices of fig. 1. When the patient needs to be scanned, the medical staff needs to walk into the operation room 220, and set the CT scanning parameters of the current scanning on the operation interface of the control software, and the CT scanning parameters can be converted into a scanning control command to control the data acquisition device to scan the patient. Sampling data acquired by the data acquisition equipment, such as attenuation information of X-rays passing through a patient obtained when the patient is scanned, can be transmitted to the reconstruction equipment, the reconstruction equipment stores the sampling data on a hard disk and carries out image reconstruction of CT scanning so as to obtain a scanned image of the patient, and medical staff carries out disease diagnosis on the patient according to the scanned image of the patient.

The air shower clean room 230 is provided at the entrance of the shelter.

In some embodiments, as shown in fig. 2, the shelter entrance, the scanning room 210 entrance and the operation room 220 entrance are respectively arranged on three side walls of the wind shower purification room 230.

Specifically, when the object to be scanned enters the scanning room 210, the cabin medical system needs to enter the air shower purification room 230 through the cabin entrance and exit, and the air shower purification room 230 removes dust and sterilizes the object to be scanned and then enters the scanning room 210. When medical staff enters the operating room 220, the medical staff needs to enter the air shower purification room 230 through the shelter entrance, and the air shower purification room 230 removes dust and sterilizes the object to be scanned and then enters the operating room 220. When the object to be scanned needs help, medical staff enters the air shower purification room 230 through the entrance and exit of the operation room 220 to perform dust removal and disinfection, then enters the scanning room 210, and after the help of the object to be scanned is completed, enters the air shower purification room 230 again through the entrance and exit of the scanning room 210 to perform dust removal and disinfection, and then enters the operation room 220, so that the risk of doctor-patient cross infection can be reduced.

In some embodiments, as shown in fig. 2, the shelter entrance, the scanning room 210 entrance and the operation room 220 entrance are not arranged oppositely, so that the isolation of the passage can be realized, the lateral spread of virus between each room can be further avoided, and the risk of cross infection between doctors and patients can be further reduced.

The shelter medical system provided by the application comprises a scanning room 210, an operation room 220 and an air shower purification room 230; wherein: a first air inlet filtering device 211 and an exhaust filtering and disinfecting device 212 are arranged in the scanning room 210, and a first one-way air channel is formed between the first air inlet filtering device 211 and the exhaust filtering and disinfecting device 212 and is used for providing fresh air for the scanning room 210 and discharging the air which flows through the scanning room 210 after being filtered and disinfected to the outside of the cabin; a second air inlet filtering device 221 is arranged in the operating room 220 and used for providing fresh air for the operating room 220 and filtering and disinfecting the air flowing through the operating room 220 and discharging the air out of the cabin; the air shower clean room 230 is provided at the entrance of the shelter. The shelter medical system is provided with the independent air inlet and exhaust channels in each room, so that the transverse spread of viruses among the rooms can be reduced, and the cross infection between doctors and patients can be further reduced; in addition, the shelter entrance, the scanning room 210 entrance and the operation room 220 entrance are respectively arranged on three side walls of the air shower purification room 230, so that cross infection of doctors and patients can be reduced, and the environment outside the shelter can be effectively isolated from the infectious disease environment.

In some embodiments, the first intake air filter device 211 comprises a first fan 2111 and a first filter unit 2112, and an air inlet of the first intake air filter device 211 is opened in the square cabin wall for sucking the external air by the first fan 2111 and controlling the air to flow through the first filter unit 2112 to filter the air and then discharge the air into the scanning room 210. The air inlet of the first air inlet filter 211 may be opened on the top wall and/or the side wall of the shelter, and the specific location of the air inlet is not particularly limited in this embodiment as long as the first one-way air channel can be formed between the first air inlet filter 211 and the exhaust air filter 212.

In some embodiments, as shown in fig. 2, the first intake filter 211 opens into the top of the shelter, and draws in fresh outside air from the top of the shelter, and passes through the first filter unit 2112 to filter out particles and dust in the air, and the air after primary particle and dust filtering is discharged into the scanning room 210. Then, the air outlet surface of the first fan 2111 is adjusted to blow the air in the scanning room 210 to the air inlet direction of the exhaust filtering and sterilizing device 212 of the scanning room 210, so that unidirectional air circulation is formed in the scanning room 210, fresh air can flow through the scanning room 210 in a unidirectional manner, and the bacteria-carrying air is prevented from being polluted in a circulating manner in the scanning room. And the wind direction does not blow to the operation room 220, so that the risk of cross infection of doctors and patients can be reduced.

In some of these embodiments, the first filtering unit 2112 includes a HEPA filtering layer. HEPA filter layer can select 99.99% @0.3 um's filter layer according to actual demand. HEPA filter layer is made by lamination borosilicate micro fibre, and HEPA filter layer also is called high-efficient air purifier, is designed for getting rid of the polluting composition in a plurality of air specially, and the composition that can get rid of includes: the smoke bacteria (bacteria size: 500 to 0.3 micron) coal ash, pollen, radioactive particles and impurity ions of the standard dust cigarette have good air filtering effect, and can ensure the cleanness of the air sucked into the scanning room 210.

In some of these embodiments, the exhaust gas filtering and disinfecting device 212 includes a second blower 2211, a first disinfecting unit 2122, and a second filtering unit 2123; the first sterilizing unit 2122 is disposed between the second blower 2211 and the second filtering unit 2123. The first sterilizing unit 2122 may include a plasma sterilizer, an ultraviolet sterilizer, and the like.

The second filtering unit 2123 eliminates particles or aerosol components containing viruses and bacteria in the scanning room 210, and the particles or aerosol components are disinfected by the first disinfecting unit 2122 and then discharged out of the cabin through the second blower 2211, so that outside personnel are prevented from being polluted by virus air when passing through the cabin.

The second blower 2211 may be connected to a plurality of air outlets through a duct, and when the second blower 2211 is activated, the air in the scanning room 210 may be exhausted out of the scanning room 210 through the second blower 2211. An effective negative pressure region is formed in the scanning room 210, indoor air continuously flows to the negative pressure region and is exhausted out of the scanning room 210, and outdoor fresh air is continuously supplemented to the indoor space through the air inlet of the first air inlet filtering device 211, so that people in the scanning room 210 can be guaranteed to breathe high-quality fresh air all the time. Of course, the air in the scan room 210 can be sent to the air inlet of the exhaust gas filtering and sterilizing device 212 by the first fan 2111.

In some embodiments, as shown in fig. 2, the air inlet of the exhaust filtering and disinfecting device 212 is disposed opposite to the air outlet of the first air inlet filtering device 211 to form a first one-way air duct.

The air intake setting of this embodiment with exhaust filtration degassing unit 212 is in the air outlet subtend of first filter equipment 211 that admits air for the new trend can be one-way through the disease region, reaches exhaust filtration degassing unit 212's air intake, and the one-way circulation of air current has the air of patient pollution to in time filter the disinfection and discharge.

It should be noted that the configuration of the first intake air filter device 211, the second intake air filter device 221 and the exhaust air filter disinfection device 212 may be selected according to the field environment, for example, if the surrounding environment of the shelter is rich of people, a plurality of fans may be provided to ensure that there is enough fresh air in the scanning room 210 and the operating room 220. If the surrounding environment where the shelter is located is seriously polluted, a plurality of filtering devices can be arranged to ensure the cleanliness of air entering the shelter.

In some embodiments, a second air inlet filter 221 is disposed in the operating room 220, and an air outlet of the second air inlet filter 221 is communicated with an inlet and an outlet of the operating room 220 to form a second one-way air duct, so that the air passing through the operating room 220 is filtered and sterilized and then discharged out of the operating room 220.

A second inlet air filter device 221 is provided in the cab 220, and the second inlet air filter device 221 may be similar to the first inlet air filter device 211, including a fan and a filter unit. The air inlet of the first intake air filter 211 and the air inlet of the second intake air filter 221 may be the same, and then the filtered intake air enters the scanning room 210 and the operating room 220 through different pipelines.

Specifically, the second intake filter 221 sucks in fresh air from the outside of the shelter, the fresh air flows through the filter unit, particles and dust in the air are filtered, the air filtered by the primary particles and dust is discharged into the operating room 220, and the fresh and sterilized air flows through the operating room 220 in a one-way mode, so that the bacteria-carrying air is prevented from being polluted in a circulating mode. After the air flows through the operating room 220, the air in the operating room 220 is directly blown to the entrance and exit of the operating room 220, so that a positive pressure effect is formed on the outside of the operating room 220 to discharge the air in the operating room 220 out of the operating room 220, and the wind direction does not blow to the scanning room 210, thereby reducing the risk of cross infection of doctors and patients.

In some embodiments, a control unit 222 is disposed in the operating room 220, and the control unit 222 is respectively connected to the first intake filter device 211, the second intake filter device 221 and the exhaust filter disinfection device 212 for controlling the intake air volume and the exhaust air volume.

It is understood that the opening of the first intake filter device 211 and the second intake filter device 221 and the intake air volume may be manually controlled, and the opening of the exhaust filter sterilizing device 212 and the exhaust air volume may be manually controlled.

In the embodiment, the control unit 222 is used for independently controlling the air intake volume and the air exhaust volume, so that the air flow in the cabin can be better regulated, and sufficient fresh air is ensured in the scanning room 210 and the operating room 220.

In some embodiments, the air shower purification room 230 includes a third fan and a third filtering unit, and is provided with an air inlet and an air outlet; wherein:

the air inlet is arranged on the top wall of the shelter;

when the personnel are detected to enter, the third fan is started to suck the outside air and control the outside air to flow through the third filtering unit so as to filter the outside air;

the third fan is controlled to blow clean air so that the air in the air shower purification room 230 forms a positive pressure, and the air blown downward is discharged out of the air shower purification room 230 through an exhaust port provided in the air shower purification room 230.

In some embodiments, the exhaust port is disposed on the sidewall or the bottom wall of the air shower purification room 230.

By providing the shower enclosure 230 at the patient or medical personnel entrance, the shower enclosure 230 isolates the direct path of the patient entrance, the scanning enclosure 210, and the procedure enclosure 220. The air shower purification room 230 is provided with an air inlet at the top of the shelter, when a person enters the air shower purification room 230, the fan of the air shower purification room 230 is started, and through a high-speed fan, the air flow sucked from the outside is firstly filtered by a filter to remove dust in the air, and then the high-speed clean air flow blown out from the air outlet surface takes away the external dust or biological particles on the outer surface of the human body by a certain air pressure jet flow, so that the purification purpose is achieved. After the jet flows through the human body, the jet flows through the air outlet on the side wall or the bottom wall of the air shower purification room 230, and is discharged out of the air shower purification room 230 after being filtered. During the jet cleaning period of the air shower purification room 230, all the inlets and outlets of the air shower purification room 230 can be closed, so that enough air pressure from top to bottom can be formed in the air shower purification room 230 for cleaning, and thus, the air polluted by viruses entering from the outside of the shelter, patients and medical staff can only be discharged from the top to the bottom out of the shelter, and the cross infection between the doctors and the patients caused by the transverse circulation of the air is avoided.

In some embodiments, a second disinfection unit is disposed within the shower enclosure 230. The second sterilizing unit may include a plasma sterilizer, an ultraviolet sterilizer, and the like.

By integrating the second disinfection unit device in the air shower purification room 230, the air shower purification room 230 can be controlled to be opened when no one is in the air shower purification room 230, so that the purpose of disinfection treatment of the air shower purification room 230 is achieved.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the claims. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The shelter medical system is characterized by comprising a scanning room and an operating room

A wind showering purification room; wherein:

a first air inlet filtering device and an exhaust filtering and disinfecting device are arranged in the scanning room, and an air inlet of the exhaust filtering and disinfecting device is arranged opposite to an air outlet of the first air inlet filtering device, so that a first one-way air channel is formed between the first air inlet filtering device and the exhaust filtering and disinfecting device;

a second air inlet filtering device is arranged in the operating room, and an air outlet of the second air inlet filtering device is communicated with an inlet of the operating room to form a second one-way air channel;

the air shower purification room is arranged at an inlet of the shelter;

the shelter inlet, the scanning room inlet and the operation room inlet are respectively arranged on three side walls of the air shower purification room.

2. The system of claim 1, wherein the first intake filter device comprises a first fan and a first filter unit, and an air inlet of the first intake filter device is formed in the square cabin wall and used for sucking external air through the first fan and controlling the air to flow through the first filter unit, filter the air and then discharge the air into the scanning room through an air outlet.

3. The system of claim 2, wherein the first filtration unit comprises a HEPA filtration layer.

4. The system of claim 1, wherein the exhaust gas filtering and disinfecting device comprises a second fan, a first disinfecting unit, and a second filtering unit; the first sterilizing unit is disposed between the second fan and the second filtering unit.

5. The system of claim 1, wherein a control unit is arranged in the operating room, and the control unit is respectively connected with the first air inlet filtering device, the second air inlet filtering device and the exhaust filtering and disinfecting device and is used for controlling air inlet volume and air exhaust volume.

6. The system of claim 1, wherein the shelter portal, the scan room portal, and the operation room portal are non-oppositely disposed.

7. The system of claim 1, wherein the air shower purification room is provided with a third fan and a third filtering unit, and is provided with an air inlet and an air outlet; wherein:

the air inlet is formed in the top wall of the shelter;

when people enter the air purifier, the third fan is started to suck outside air and control the outside air to flow through the third filtering unit to be filtered;

8. The system of claim 7, wherein the exhaust port is disposed in a side wall or a bottom wall of the air shower purification room.

9. The system of claim 1, wherein a second disinfection unit is disposed within the air shower purification booth.