CN111942110A

CN111942110A - Vehicle-mounted air safety system, vehicle-mounted air safety equipment and setting method

Info

Publication number: CN111942110A
Application number: CN202010528031.XA
Authority: CN
Inventors: 李永明; 李甲勉
Original assignee: Guangzhou Shanyangsu Environmental Protection Technology Co Ltd; Zhengao Environmental Protection Technology Co ltd
Current assignee: Guangzhou Shanyangsu Environmental Protection Technology Co Ltd; Zhengao Environmental Protection Technology Co ltd
Priority date: 2020-06-11
Filing date: 2020-06-11
Publication date: 2020-11-17

Abstract

The invention belongs to the technical field of vehicle-mounted air systems, and particularly relates to the technical field of air safety. The invention discloses a vehicle-mounted air safety system, vehicle-mounted air safety equipment and a setting method, which solve the comprehensive problems of air purification, disinfection and sterilization and safety in a vehicle-mounted environment, ensure that the whole course of air purification and disinfection and sterilization in a vehicle can be ensured to be on line no matter the vehicle is in a driving process or a parking state by passive purification and active disinfection, ensure that air breathed by passengers in the vehicle environment cannot be in series flow in the process of passively purifying the air, and ensure that the air outside the vehicle cannot enter the vehicle environment at any time by a fresh air system so as to cause unpredictable interference and confusion of the external environment to the internal environment.

Description

Vehicle-mounted air safety system, vehicle-mounted air safety equipment and setting method

Technical Field

The invention belongs to the technical field of vehicle-mounted air systems, and particularly relates to the technical field of air safety.

Background

The air disinfection and sterilization or purification products for vehicle-mounted use usually only reduce the size of products such as air purifiers and are convenient to place in the vehicle for practical use, which leads to many problems. The vehicle-mounted air purifier in the prior art has no specific uniform consideration scheme from design to installation.

Although the existing vehicle-mounted public transport means needs to perform a uniform disinfection process once after working every day, the disinfection process can be performed only once a day, for example, if a taxi driver receives 30 guests a day, a passenger getting on the vehicle first may leave viruses or bacteria in the air on the vehicle seat and in the vehicle, and a passenger getting on the vehicle later may be infected.

Chinese patent application No. CN201710624412.6 discloses a vehicle-mounted air purifier and air quality suggestion method thereof, relates to air purifier, aims at providing a vehicle-mounted air purifier, and its advantage is that convenient to use person dismantles the casing in order to clear up casing internal impurity, and its technical scheme main points are: the casing includes casing and lower casing, air intake and air outlet set up on last casing, filtering component and fan setting are in the casing down, it is equipped with a plurality of fixture blocks one to go up casing outer wall circumference, casing inner wall circumference is equipped with the fixture block two that corresponds with fixture block one down, and is adjacent clearance between the fixture block two is less than the size of fixture block one, set up the draw-in groove that supplies fixture block one to slide in on the fixture block two, it has the locking sleeve to go up casing outer wall threaded connection, the one end and the lower casing outer wall threaded connection that the locking sleeve is close to the casing down. This vehicle-mounted air purifier's air intake and air outlet all set up in the same region of casing, have appeared the condition of air intake and air outlet part convection current, and the time of once thoroughly taking a breath is longer under on-vehicle condition.

Chinese patent application No. CN201811127579.2, an intelligent automobile air purification and peculiar smell remove device is disclosed, the water tank comprises a water tank, humidity transducer, the exhaust fan, solar cell panel, the new trend switch, the ultraviolet ray disinfection lamp, control circuit board, the battery, the formaldehyde sensor, deodorizing device, water smoke generating device, air purifier, infrared sensor, adopt the exhaust fan, the new trend switch, the ultraviolet ray disinfection lamp, water smoke generating device, air purifier collaborative work, reduce formaldehyde concentration and other toxic gas's concentration in the car, be favorable to fresh car indoor air simultaneously through deodorizing device adsorption car indoor air's impurity, effectually be the indoor deodorization of car, through infrared sensor and ultraviolet ray disinfection lamp collaborative work, can avoid causing the injury to the human body. According to the attached drawings of the specification, the annular airflow is formed in the automobile, but the annular airflow is arranged on the basis of the air outlet and the air inlet of the annular airflow, and the arrangement mode is not safe.

Disclosure of Invention

The invention aims to provide a vehicle-mounted air purifier which solves the comprehensive problems of air purification, disinfection and sterilization and safety in a vehicle-mounted environment. The comprehensive safety problem of the present invention includes two aspects, one is whether the air breathed by passengers in the vehicle interior environment is in series flow in the passive purification process, and the other is whether the air outside the vehicle enters the vehicle interior environment at any time, thereby causing unpredictable interference and confusion of the external environment to the internal environment.

In view of the above technical problems, the technical solution of the vehicle-mounted air safety system of the present invention is as follows: the vehicle-mounted air safety system comprises an internal circulation system, wherein the internal circulation system comprises a passive purification module, an active disinfection and sterilization module, a fan module, an air inlet module and an air outlet module; the air flow from the air inlet module, the passive purification module, the active disinfection and sterilization module and the air flow from the air outlet module are arranged in sequence;

the air inlet module is arranged at the top of the environment in the vehicle and faces to the space of a seat area in the vehicle;

the passive purification module comprises a first ion pipe and a catalytic filter screen, and the first ion pipe is arranged at the upstream position of the catalytic filter screen;

the active disinfection and sterilization module comprises a second ion tube and an ultraviolet lamp, and the second ion tube is arranged in the range which can be irradiated by the ultraviolet lamp;

the first ion tube and the second ion tube are used for generating ozone, negative ions and plasma.

The specific implementation process scene is that, under the vehicle-mounted operation condition, the passive purification module is in the working state, the active disinfection module is in the non-working state, under the vehicle-mounted unmanned operation condition, the passive purification module and the active disinfection module are simultaneously in the working state, the meaning of the working mode under the vehicle-mounted operation condition is that the air breathed by passengers in the vehicle is the safe air only needing to be ensured when the people are in the vehicle-mounted environment, the meaning of the working mode under the vehicle-mounted unmanned operation condition is that after the people leave the vehicle, blanket-type cleaning is carried out on all spaces in the vehicle including seats and corners, so that the effect of disinfection and sterilization on the vehicle-mounted environment is achieved.

The working process of the specific passive purification module is that air firstly passes through the first ion tube, the first ion tube continuously releases ozone, negative ions and plasma, wherein the ozone has a disinfection and sterilization effect, the negative ions have a dust fall effect, a comprehensive positive substance and a slight disinfection and sterilization effect, the plasma also plays a disinfection and sterilization effect, a large number of harmful substances are enriched in the catalytic filter screen, and in the enrichment process, water of the air is combined with the ozone and the negative oxygen ions to carry out disinfection and sterilization with higher strength under the action of the catalytic filter screen.

The working process of specific initiative disinfection and isolation module does, the second ion tube is in coordination with continuous release ozone in the air under the effect of ultraviolet lamp, the anion, the ultraviolet lamp has the disinfection and isolation effect by the way, although first ion tube and second ion tube all are release ozone, anion and plasma, but its complex object is different, what first ion tube cooperation catalysis filter screen played is the effect of passive disinfection, what the second ion tube cooperation was its production of ultraviolet lamp, the anion is with the ozone of first ion tube direct release, the proportion and the volume of anion are different, this patent of specific action is not repeated.

The position that fan module set up in entire system has variability, and the effect that fan module played makes the air in the car carry out the inner loop, plays the power effect, and air intake module, passive purification module, initiative disinfection and isolation module, the air current to the air outlet module is fixed in proper order setting, and fan module can set up between air intake module, passive purification module or passive purification module, between initiative disinfection and isolation module or between initiative disinfection and isolation module, the air outlet module.

In terms of safety, the air inlet module is arranged at the top of the vehicle interior environment and faces the space of the vehicle seat area, so that the air inlet module on all seats can firstly flow to the air inlet module, if the air inlet module is arranged at one side or other positions in the vehicle instead of the top, the air flow between different seats can be in series flow, and the top position can be the position where the air flow at the position and the position adjacent to the position can flow to the air inlet.

The same air inlet module can be arranged at the bottom of the environment in the vehicle and faces the space of the seat area in the vehicle, and the system is composed of the following components: the vehicle-mounted air safety system comprises an internal circulation system, wherein the internal circulation system comprises a passive purification module, an active disinfection and sterilization module, a fan module, an air inlet module and an air outlet module; the air flow from the air inlet module, the passive purification module, the active disinfection and sterilization module and the air flow from the air outlet module are arranged in sequence;

the air inlet module is arranged at the bottom of the environment in the vehicle and faces to the space of a seat area in the vehicle;

Based on the position relation of the air inlet module, the space structure in the vehicle is different according to different vehicle-mounted scenes, such as taxis, buses and the like, the size and the number of the seat areas and the setting mode are different, and more reasonable requirements are carried out on the setting mode of the air inlet module. The composition of the system may be: the vehicle-mounted air safety system comprises an internal circulation system, wherein the internal circulation system comprises a passive purification module, an active disinfection and sterilization module, a fan module, an air inlet module and an air outlet module; the air flow from the air inlet module, the passive purification module, the active disinfection and sterilization module and the air flow from the air outlet module are arranged in sequence;

the air inlet module is arranged in the in-vehicle environment, so that the air flow in the in-vehicle seat area in the in-vehicle environment does not flow to other in-vehicle seat areas before or after flowing to the air inlet module;

According to the vehicle-mounted air safety system, the design of the air inlet module can be one or more, the air inlet module can be designed to be at the bottom position or the top position of the vehicle interior environment, and the vehicle-mounted air safety system meeting the requirements can be used as the vehicle-mounted air safety system as long as the air flow in the vehicle interior seat area in the vehicle interior environment does not flow to other vehicle interior seat areas before or after flowing to the air inlet module.

Secondly as another aspect of the comprehensive problem of the safety, whether the air outside the vehicle enters the environment inside the vehicle at any time or not can cause unpredictable interference and confusion of the external environment to the internal environment, a fresh air system is specifically arranged on the vehicle-mounted air safety system, the fresh air system comprises an air positive pressure applying module, an air inlet channel and an air outlet channel, the air outlet channel is connected into an internal circulation system, the air inlet channel of the fresh air system is connected to the space outside the vehicle, a certain amount of positive air pressure is applied to the space inside the vehicle, the air flow inside the vehicle can only disperse the air pressure inside the vehicle to the outside of the vehicle at certain thin seams or similar positions even if the vehicle window is closed, the possibility that the air inside the space outside the vehicle escapes and permeates into the vehicle is avoided, and the safety of the space inside the vehicle is improved.

Optionally, the vehicle air safety system includes an air intake module disposed in a central portion of the vehicle roof.

The vehicle-mounted air safety system is optional, the air inlet module is provided with a plurality of air inlet modules which are respectively arranged right above the vehicle seat, and the air inlet module is connected to the passive purification module through a connecting pipeline.

The vehicle-mounted air safety system further comprises an online real-time monitoring and adjusting system, the online real-time monitoring and adjusting system comprises an air induction probe and a control module, the air induction probe and the control module are arranged at the air inlet module, and the fan module, the air induction probe, the first ion tube and the second ion tube are all connected to the control module. The online real-time monitoring and adjusting system is used for assisting the work of the vehicle-mounted air safety system, the internal circulation system is subjected to feedback adjustment according to the in-vehicle air induction probe, when smoke exists in the vehicle or other substances which do not meet requirements are detected, the power of the fan module is increased to accelerate the internal circulation flow rate, and meanwhile, the power of the passive purification module is increased to generate ozone, negative ions and plasma concentrations which meet the flow requirements.

More specifically, the on-line real-time monitoring and adjusting system comprises a signal transmitting module, and the signal transmitting module transmits data monitored by the on-line real-time monitoring and adjusting system in a wireless mode. The receiving end can be a server or a user terminal, so that the online management of the server is facilitated, and the user control is facilitated if the receiving end is a user side.

According to the content of the vehicle-mounted air safety system, the vehicle-mounted air safety device meeting the requirements comprises a body shell, wherein the body shell is arranged at the top of a vehicle, an air inlet and an air outlet are formed in the body shell, a fan, a first disinfection cabin and a second disinfection cabin are arranged in the body shell, a first ion pipe is arranged in the first disinfection cabin, the first ion pipe is arranged at the air inlet, a catalytic filter screen is arranged at the downstream position of the first ion pipe, air flow needs to reach the second disinfection cabin through the catalytic filter screen, the second disinfection cabin comprises an ultraviolet lamp and a second ion pipe, the ultraviolet lamp and the second ion pipe are arranged at the air outlet, and the ultraviolet lamp can irradiate the second ion pipe.

Further, still include the new trend module, the new trend module include positive pressure fan chamber, the positive pressure fan intracavity set up the positive pressure fan, positive pressure fan make the positive pressure fan intracavity generate the malleation, fan chamber one end intercommunication be provided with the plasticity hose, the plasticity hose connect to the vehicle bottom and with the outer intercommunication of car, the positive pressure fan chamber other end communicates to body shell.

Optionally, the first disinfection cabin is communicated with the positive pressure fan cavity.

Optionally, the second disinfection cabin is communicated with the positive pressure fan cavity.

Further, the fan be centrifugal fan, the air outlet be the air-out area, the air-out area be horizontal ring-shaped setting.

Furthermore, the plasticity hose be the compound pipe of metal silica gel, the compound outer silica gel that is of pipe of metal silica gel, the compound pipe of metal silica gel supports body shell and new trend module.

Furthermore, air intake department be provided with air induction probe, air induction probe be used for real-time supervision air quality.

According to the arrangement positions of the air inlet and the air outlet of the vehicle-mounted air safety equipment in the vehicle-mounted internal environment, the condition of air flow in the vehicle can be determined, the arrangement mode of the air inlet and the air outlet is determined, and the arrangement mode of the air inlet and the air outlet is in accordance with the expectation.

The setting method of the vehicle-mounted air safety equipment comprises the following steps: the vehicle-mounted air safety device is arranged above the vehicle seat, an air inlet of the vehicle-mounted air safety device faces the space of a seat area in the vehicle, and an air outlet of the vehicle-mounted air safety device faces the inner wall of the vehicle. The T-shaped airflow circulation is formed in the mode, the air replacement efficiency of the airflow to the environment in the vehicle is higher, compared with the prior art, the arrangement mode can finish the replacement of the airflow in the vehicle more quickly under the condition that the airflow flow rate is the same, and the direct convection of the air inlet and the air outlet is reduced.

The vehicle-mounted air safety device is arranged above the vehicle seat, an air inlet of the vehicle-mounted air safety device faces the space of a seat area in the vehicle, and an air outlet of the vehicle-mounted air safety device is arranged to exhaust air along the direction of the inner wall of the vehicle.

Preferably, the air outlet is arranged to wind air around the inner wall of the vehicle by taking the vehicle-mounted air safety device as a center.

Has the advantages that: the comprehensive problem of air purification under the on-vehicle environment, disinfection, safety is disinfected, purify active disinfection through the passive form, guarantee that the vehicle is no matter at the in-process of traveling or the formula can both guarantee that air purification and disinfection in the car are whole online at the parking state, the air current setting of inner circulating system makes including purifying the passenger breathing air that is in the car internal environment at the in-process of air at the passive form can not take place the streaming, thereby the new trend system then guarantees that the air can not enter into the car internal environment at any time and leads to unpredictable interference and confusion that the external environment takes place to the internal environment.

Drawings

FIG. 1 is a detailed block diagram of an on-board air safety system in accordance with some embodiments of the present invention.

FIG. 2 is a diagram of the internal structure of an in-vehicle air safety device in some embodiments of the present invention.

FIG. 3 is a bottom view of an in-vehicle air safety device in some embodiments of the invention.

FIG. 4 is a side view of an onboard air safety device in some embodiments of the invention.

FIG. 5 is an internal block diagram of an in-vehicle air safety device in accordance with some embodiments of the present invention.

FIG. 6 is an internal block diagram of an in-vehicle air safety device in accordance with some embodiments of the present invention.

FIG. 7 is a schematic view of airflow direction for an on-board air safety system in accordance with some embodiments of the invention.

FIG. 8 is a graphical representation of the airflow ventilation efficiency of the on-board air safety system presented in the embodiment of FIG. 7 versus the efficiency of the prior art.

FIG. 9 is a prior art on-board air flow direction diagram.

Fig. 10 is a comparison chart of the air exchange law of the air safety system presented in the embodiment of fig. 7 compared to the prior art.

FIG. 11 is a schematic structural view of the on-board air safety system of the present invention.

Reference numerals: the device comprises a body shell 1, a first air inlet 2, an air outlet 3, a first disinfection cabin 4, a second disinfection cabin 5, a first ion tube 6, a second ion tube 7, an ultraviolet lamp 8, an air induction probe 9, a vehicle 10, a centrifugal fan 11, a catalytic filter screen 12, a control module 13, a communicating channel 16, a second air inlet 17, a metal silica gel composite tube 18, an air inlet port 19, a positive pressure fan 21 and an air outlet channel 22.

Detailed Description

As shown in fig. 11, the air-carrying safety system includes an internal circulation system, a fresh air system, and an online real-time monitoring and adjusting system, wherein the internal circulation system includes a passive purification module, an active sterilization module, a blower module, an air inlet module, and an air outlet module.

As shown in FIG. 1, the air safety system vehicle is provided with four second air inlets 17 and one first air inlet 2, the four second air inlets 17 and the one first air inlet 2 are arranged on the roof of the vehicle, the second air inlets 17 and the first air inlet 2 are communicated to the body shell 1 for purification and disinfection, and the omitted seat is positioned right below the four second air inlets 17.

As shown in fig. 2, the vehicle-mounted air safety device comprises a body shell 1, wherein a first air inlet 2 and an air outlet 3 are formed in the body shell 1, a centrifugal fan 11 is arranged in the body shell, the centrifugal fan 11 is arranged between a first disinfection cabin 4 and a second disinfection cabin 5, a first ion pipe 6 is arranged in the first disinfection cabin 4, the first ion pipe 6 is arranged at the first air inlet 2, a catalytic filter screen 12 is arranged at the downstream position of the first ion pipe 6, air flow needs to reach the second disinfection cabin 5 through the catalytic filter screen 12, the second disinfection cabin 5 comprises an ultraviolet lamp 8 and a second ion pipe 7, the ultraviolet lamp 8 and the second ion pipe 7 are arranged at the air outlet 3, and the ultraviolet lamp 8 can irradiate the second ion pipe 7.

As shown in fig. 3, the ultraviolet lamps 8 and the second ion tubes 7 are arranged in 4 rows in four directions, front, rear, left and right.

As shown in fig. 4, the fan is a centrifugal fan 11, the air outlet 3 is an air outlet belt, and the air outlet belt is arranged in a horizontal ring shape.

As shown in fig. 5, on-vehicle air safety equipment still includes the new trend module, the new trend module include positive pressure fan chamber, the positive pressure fan intracavity set up positive pressure fan 21, positive pressure fan 21 make the positive pressure fan intracavity generate the malleation, positive pressure fan chamber one end intercommunication be provided with metal silica gel composite pipe 18, its intake duct port 19 connects to the vehicle bottom and with the car intercommunication outward, the positive pressure fan chamber other end communicates to second disinfection storehouse 5.

As shown in fig. 6, a metal silica gel composite pipe 18 is arranged at one end of a positive pressure fan cavity of a fresh air module of the vehicle-mounted air safety device in a communicated manner, an air inlet port 19 of the positive pressure fan cavity is connected to the bottom of the vehicle and communicated with the outside of the vehicle, the other end of the positive pressure fan cavity is communicated to the first disinfection cabin 4, the embodiment comprises a second air inlet 17, and the second air inlet 17 is communicated to the first disinfection cabin 4 through a communication channel 16.

As shown in fig. 7, the airflow direction of the on-board air safety system in some embodiments is schematically shown, in which there are the first air inlet 2 and at least two second air inlets 17 and the air outlet 3, and in this system, the airflow direction is T-shaped, and the airflow direction can be clearly seen, and no air streaming between seats occurs, and a significant improvement of this is also shown in fig. 8 and 10. Fig. 10 is a comparison graph of the air exchange law of the air safety system shown in fig. 7 compared with the prior art, and the prior art compared in fig. 10 refers to the prior art vehicle air flow pattern shown in fig. 9, that is, 85% of the air flow occurs in front-back transmission in fig. 9, and less than 5% of the air flow occurs in series in the pattern of fig. 7, and the air flow interference between seats is very small.

As shown in fig. 8, it is shown that if the speed of the inner circulation passing through the outlet is the same, the general ventilation of the vehicle-mounted space is performed for 15min in the manner shown in fig. 7, while it is performed for 26min in the manner shown in fig. 9.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. Vehicle-mounted air safety system, its characterized in that: the device comprises an internal circulation system, wherein the internal circulation system comprises a passive purification module, an active disinfection and sterilization module, a fan module, an air inlet module and an air outlet module; the air flow from the air inlet module, the passive purification module, the active disinfection and sterilization module and the air flow from the air outlet module are arranged in sequence;

2. A vehicle air safety system according to claim 1, wherein: still include the new trend system, the new trend system apply module, intake duct, air outlet duct including the air malleation, air outlet duct access internal circulation system.

3. A vehicle air safety system according to claim 1, wherein: the air inlet module is arranged at the central position of the roof.

4. A vehicle air safety system according to claim 1, wherein: the air inlet module is provided with a plurality of air inlet modules which are respectively arranged right above the saddle, and the air inlet die is connected to the passive purification module through a connecting pipeline.

5. A vehicle air safety system according to claim 1, wherein: the air inlet module is arranged on the air inlet, and the air inlet module is arranged on the air inlet.

6. The vehicular air safety system of claim 6, wherein: the on-line real-time monitoring and adjusting system comprises a signal transmitting module, and the signal transmitting module transmits data monitored by the on-line real-time monitoring and adjusting system in a wireless mode.

7. An in-vehicle air safety device employing the in-vehicle air safety system of any of claims 1-4, wherein: including the body shell, the body shell set up at roof, the body shell on be provided with air intake and air outlet, be provided with the fan in the body shell, first disinfection storehouse, second disinfection storehouse, first disinfection storehouse in set up first ionic tube, first ionic tube set up in air intake department first ionic tube low reaches position set up the catalysis filter screen, the air current need arrive second disinfection storehouse through the catalysis filter screen, second disinfection storehouse include ultraviolet lamp and second ionic tube, ultraviolet lamp and second ionic tube set up in air outlet department, the ultraviolet lamp can shine the second ionic tube.

8. The vehicular air safety apparatus according to claim 6, characterized in that: still include the new trend module, the new trend module include positive pressure fan chamber, positive pressure fan intracavity set up positive pressure fan, positive pressure fan make positive pressure fan intracavity generate the malleation, fan chamber one end intercommunication be provided with the plasticity hose, the plasticity hose connect to the vehicle bottom and with the outer intercommunication of car, the positive pressure fan chamber other end communicates to body shell.

9. The vehicular air safety apparatus according to claim 8, characterized in that: the first disinfection bin is communicated with the positive pressure fan cavity.

10. The vehicular air safety apparatus according to claim 8, characterized in that: and the second disinfection bin is communicated with the positive pressure fan cavity.

11. The vehicular air safety apparatus according to claim 7, characterized in that: the fan is a centrifugal fan, the air outlet is an air outlet belt, and the air outlet belt is horizontally and annularly arranged.

12. The vehicular air safety apparatus according to claim 8, characterized in that: the plasticity hose be the compound pipe of metal silica gel, the compound outer silica gel that is of metal silica gel, the compound pipe of metal silica gel supports body shell and new trend module.

13. The vehicular air safety apparatus according to claim 7, characterized in that: the air inlet department be provided with air inductive probe, air inductive probe be used for real-time supervision air quality.

14. A method of setting up a vehicle air safety device according to any of claims 7 to 13, characterized by: the vehicle-mounted air safety device is arranged above the vehicle seat, an air inlet of the vehicle-mounted air safety device faces the space of a seat area in the vehicle, and an air outlet of the vehicle-mounted air safety device faces the inner wall of the vehicle.

15. A method of setting up a vehicle air safety device according to any of claims 7 to 13, characterized by: the vehicle-mounted air safety device is arranged above the vehicle seat, an air inlet of the vehicle-mounted air safety device is arranged to face the space of a seat area in the vehicle, and an air outlet of the vehicle-mounted air safety device is arranged to exhaust air along the direction of the inner wall of the vehicle.

16. A setting method of a vehicle-mounted air safety device according to any one of claim 15, characterized in that: the air outlet is arranged to use the vehicle-mounted air safety equipment as a center to output air along the peripheral direction of the inner wall of the vehicle.

17. Vehicle-mounted air safety system, its characterized in that: the device comprises an internal circulation system, wherein the internal circulation system comprises a passive purification module, an active disinfection and sterilization module, a fan module, an air inlet module and an air outlet module; the air flow from the air inlet module, the passive purification module, the active disinfection and sterilization module and the air flow from the air outlet module are arranged in sequence;

18. Vehicle-mounted air safety system, its characterized in that: the device comprises an internal circulation system, wherein the internal circulation system comprises a passive purification module, an active disinfection and sterilization module, a fan module, an air inlet module and an air outlet module; the air flow from the air inlet module, the passive purification module, the active disinfection and sterilization module and the air flow from the air outlet module are arranged in sequence;