CN111981621A - Brand-new wind direct current epidemic prevention passageway - Google Patents
Brand-new wind direct current epidemic prevention passageway Download PDFInfo
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- CN111981621A CN111981621A CN202010228392.2A CN202010228392A CN111981621A CN 111981621 A CN111981621 A CN 111981621A CN 202010228392 A CN202010228392 A CN 202010228392A CN 111981621 A CN111981621 A CN 111981621A
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- air
- box body
- channel
- air inlet
- epidemic prevention
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
- F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
- F24F7/08—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit with separate ducts for supplied and exhausted air with provisions for reversal of the input and output systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
Abstract
The invention discloses a full fresh air direct current epidemic prevention channel, which comprises a channel body, wherein the channel body is a channel which is surrounded by a bottom plate, two side walls and a top wall and is provided with an inlet and an outlet, the channel body is provided with an air inlet system and an air exhaust system, the air inlet system comprises an air inlet box body, a hollow interlayer and a nozzle group, the hollow interlayer and the nozzle group are communicated on the top wall and the side walls of the channel body, the nozzle group is formed by a plurality of nozzles distributed on the top wall and the side walls, the air inlet box body is connected with a primary filter and an air inlet machine, and a communication port of the air inlet box body and the hollow interlayer is provided with a first high-efficiency; the air exhaust system comprises an air exhaust box body communicated with the lower end of the channel body, and an exhaust fan and a second efficient filter are arranged in the air exhaust box body. The exhaust air in the channel body is discharged after being processed by the second high-efficiency filter, thereby preventing the cross infection of personnel and the secondary pollution of air and realizing the aim of epidemic prevention.
Description
Technical Field
The invention belongs to epidemic prevention technology, and particularly relates to a brand new wind direct current epidemic prevention channel for primary and secondary schools.
Background
In winter and spring, the epidemic diseases and the high-incidence seasons of infectious diseases in south of China, such as influenza, avian influenza and the like, are caused by the fact that a large number of people infect the epidemic diseases every year, and the production life is greatly influenced.
Students in middle and primary schools are susceptible to various epidemic diseases and infectious diseases, and meanwhile, middle and small schools are gathering places of people, and if epidemic situation prevention and control measures are not in place, the large-scale spread of epidemic situations is easily caused. At present, a few middle and primary schools set epidemic prevention channels at school entrance to carry out prevention and control work in epidemic situation period or epidemic disease high-rise season, the epidemic prevention channels mainly adopt a set of return air circulating ventilation purification system to circularly purify internal air in a closed channel, and then adopt a side-to-side blowing or side-to-side blowing and top down-blowing combined mode to blow and purify the surfaces of people, if infected people enter the channels, viruses exhaled by the infected people after return air circulation may continue to exist in the channels, so that the subsequent entering people have cross infection risks, thereby causing epidemic situation diffusion inside buildings and having great potential safety hazards.
Therefore, aiming at the defects of the epidemic prevention channel, the research of the brand new wind direct current epidemic prevention channel for the primary and middle schools has important significance for avoiding the cross infection risk of the schools.
Disclosure of Invention
The invention aims to provide a brand new wind direct-current epidemic prevention channel suitable for primary and middle schools, and cross infection risks are avoided.
The epidemic prevention channel comprises a channel body, wherein the channel body is a channel which is surrounded by a bottom plate, two side walls and a top wall and is provided with an inlet and an outlet, the channel body is provided with an air inlet system and an air exhaust system, the air inlet system comprises an air inlet box body, a hollow interlayer and a nozzle group, the hollow interlayer and the nozzle group are communicated on the top wall and the side wall of the channel body, the nozzle group is formed by a plurality of nozzles distributed on the top wall and the side wall, the air inlet box body is connected with a primary filter and an air inlet machine, a first high-efficiency filter is arranged at a communication port of the air inlet box body and the hollow interlayer, and external fresh air is treated by the primary filter and the first high-efficiency filter and then sprayed and purified in all internal areas of; the air exhaust system comprises an air exhaust box body communicated with the lower end of the channel body, and an exhaust fan and a second efficient filter are arranged in the air exhaust box body. The exhaust air in the channel body is discharged after being processed by the second high-efficiency filter.
The epidemic prevention passage can be arranged at the entrance of the primary school and the middle school to purify and disinfect the entering students. After the students enter the epidemic prevention channel, the external fresh air is firstly purified by the primary filter, then pressurized by the air inlet machine, sterilized and purified by the first high-efficiency filter, and finally sprayed into the internal area of the channel body through the nozzle group, wherein the nozzle on the top wall of the channel body sprays the external fresh air from top to bottom, the nozzle on the side wall sprays the external fresh air relatively, the air inlet system can rapidly remove viruses, bacteria and dust in the channel, and the air inlet system can blow and purify all parts of the human body through blowing and showering; the air exhaust system is used for exhausting air in the channel body, so that the air exhaust system is combined with the air inlet system to regulate and control the pressure difference between the inside and the outside of the channel, the exhausted air is sterilized by the second efficient filter of the air exhaust system and then exhausted, and secondary pollution caused by the exhausted air can be avoided. The air inlet system and the air exhaust system of the invention act simultaneously, so that the air in the channel body flows in an organized and directional manner, the external fresh air after being filtered and sterilized is continuously introduced into the inner area of the channel, and the continuous high-speed airflow generates positive pressure, so that the air in the lower area, including the air exhaled by people, can not flow upwards and is exhausted out of the channel through the air exhaust system, and the freshest nontoxic air is ensured to be inhaled by people in the channel.
The epidemic prevention channel can be optimized and improved as follows:
according to the invention, the two ends of the air inlet box body are respectively provided with an air inlet box inlet, the primary filter is arranged at the air inlet box inlet, an air inlet box outlet is arranged on the air inlet box body and is used as the communication port with the hollow interlayer, the air inlet machine is positioned at the air inlet box outlet, and the first high-efficiency filter is arranged at the air inlet box outlet.
As a possible embodiment of the present invention: the doorsill below the inlet and/or the outlet of the channel body is of a hollow structure, an air exhaust air inlet is formed in the doorsill of the hollow structure and is communicated with the air exhaust box body through an exhaust pipe, and the air exhaust box body is arranged on the outer surface or the outer side of the side wall of the channel body.
As another possible embodiment of the present invention: the epidemic prevention channel comprises a channel body and is characterized in that an air exhaust inlet is formed in the edge of a bottom plate of the epidemic prevention channel body, the air exhaust inlet is communicated with an air exhaust box body through an air exhaust pipe, and the air exhaust box body is arranged on the outer surface or the outer side of the side wall of the channel body.
The air exhaust box body is provided with an air exhaust outlet, the second high-efficiency filter is arranged at the air exhaust outlet or at a position close to the air exhaust outlet in the air inlet box body, and the exhaust fan is arranged on the inner side of the second high-efficiency filter.
Each nozzle of the nozzle group is a nozzle with adjustable spraying direction, and each nozzle is uniformly distributed on the top wall and the two side walls of the channel body.
The first high-efficiency filter and the second high-efficiency filter are high-pressure sterilization filters and are used for air sterilization, disinfection and purification.
The epidemic prevention passage is mainly used in schools of middle and primary schools, the height of the epidemic prevention passage is 1.7 m, and the epidemic prevention passage can be adjusted according to requirements if used in other occasions.
In summary, the invention has the following advantages:
(1) the invention utilizes the air inlet system to introduce fresh air outside the epidemic prevention channel, sprays the air into the epidemic prevention channel after filtering and sterilizing, and exhausts the air from the bottom of the epidemic prevention channel, thereby ensuring that the air in the epidemic prevention channel is continuously flowing fresh sterile air, avoiding cross infection and realizing the aim of epidemic prevention.
(2) The air exhaust system of the invention carries out antivirus and purification treatment on the air exhausted from the epidemic prevention channel, thereby avoiding secondary pollution.
Drawings
FIG. 1 is a schematic view of the internal structure of the epidemic prevention passageway of the invention;
FIG. 2 is a schematic view of the air flow organization in the epidemic prevention passageway of the present invention.
Description of reference numerals:
1. a channel body; 2. an inlet of the air inlet box; 3. a primary filter; 4. an air inlet machine; 5. a first high efficiency filter; 6. a nozzle group; 7. an air exhaust inlet; 8. an exhaust duct; 9. an exhaust fan; 10. a second high efficiency filter; 11. and an air outlet.
Detailed Description
The technical solution of the present invention is further described in detail below with reference to the accompanying drawings and examples.
As shown in fig. 1 and fig. 2, the epidemic prevention passageway of the invention comprises a passageway body, wherein the passageway body 1 is a passageway which is surrounded by a bottom plate, two side walls and a top wall and is provided with an inlet system and an exhaust system, the inlet system comprises an inlet box body, a hollow interlayer and a nozzle group 6 which are communicated with each other in sequence, the top wall and the side walls of the passageway body 1 are communicated with each other, the nozzle group 6 is composed of a plurality of nozzles distributed on the top wall and the side walls, wherein each nozzle of the nozzle group 6 is a nozzle with adjustable spraying direction, and each nozzle is uniformly distributed on the top wall and the two side walls of the passageway body 1.
The air inlet box body is connected with a primary filter 3 and an air inlet machine 4, a first high-efficiency filter 5 is arranged at a communication port of the air inlet box body and the hollow interlayer, and external fresh air is subjected to primary filtration and secondary filtration and then sprayed to all inner areas of the purification channel body 1 through a nozzle group 6; the exhaust system comprises an exhaust box body communicated with the lower end of the channel body 1, and an exhaust fan 9 and a second high-efficiency filter 10 are arranged in the exhaust box body. The exhaust air in the channel body is discharged after being processed by the second high-efficiency filter.
As a preferred embodiment:
an air inlet box inlet 2 is formed in each of two ends of the air inlet box body, the primary filter 3 is arranged at the air inlet box inlet 2, an air inlet box outlet is formed in the air inlet box body and serves as the communication port with the hollow interlayer, the air inlet machine 4 is located at the air inlet box outlet, and the first high-efficiency filter 5 is arranged at the air inlet box outlet;
the doorsill below the inlet and/or the outlet of the channel body 1 is of a hollow structure, an air exhaust air inlet 7 is formed in the doorsill of the hollow structure, the air exhaust air inlet 7 is communicated with the air exhaust box body through an air exhaust pipe 8, and the air exhaust box body is arranged on the outer surface or on the outer side of the side wall of the channel body 1.
The air exhaust air inlet 7 can also be arranged at the lower ends of the two side walls of the channel body or at the edge of the bottom plate.
The exhaust box body is provided with an exhaust air outlet 11, the second high-efficiency filter 10 is arranged at the exhaust air outlet 11 or at the position close to the exhaust air outlet 11 in the intake box body, and the exhaust fan 9 is arranged at the inner side of the second high-efficiency filter.
The first high-efficiency filter and the second high-efficiency filter are high-pressure sterilization filters and are used for air sterilization, disinfection and purification.
The epidemic prevention function of the invention is realized by the following modes:
the epidemic prevention passage can be arranged at the entrance of the primary school and the middle school to purify and disinfect the entering students. The height of the epidemic prevention passageway is 1.7 meters, and the height can be adjusted according to requirements if the epidemic prevention passageway is used in other occasions.
After entering the epidemic prevention channel, external fresh air is firstly filtered and purified by the primary filter, then pressurized by the air inlet machine, sterilized and purified by the first high-efficiency filter, and finally sprayed into the internal area of the channel body through the nozzle group, wherein the nozzle on the top wall of the channel body sprays the external fresh air from top to bottom, the nozzle on the side wall sprays the external fresh air relatively, the air inlet system can rapidly remove viruses, bacteria and dust in the channel, and all parts of the human body can be blown and purified by blowing; the air exhaust system is used for exhausting air in the channel body, so that the air exhaust system is combined with the air inlet system to regulate and control the pressure difference between the inside and the outside of the channel, the exhausted air is exhausted from the air exhaust outlet after being sterilized by the second high-efficiency filter, and secondary pollution caused by the exhausted air can be avoided. The air inlet system and the air exhaust system of the invention act simultaneously, so that the air in the channel body flows in an organized and directional manner, the external fresh air after being filtered and sterilized is continuously introduced into the inner area of the channel, and the continuous high-speed airflow generates positive pressure, so that the air in the lower area, including the air exhaled by people, can not flow upwards and is exhausted out of the channel through the air exhaust system, and the freshest nontoxic air is ensured to be inhaled by people in the channel.
The above-described embodiments are not intended to limit the scope of the present invention, and the embodiments of the present invention are not limited thereto, and various other modifications, substitutions and alterations can be made to the above-described structures of the present invention without departing from the basic technical concept of the present invention as described above.
Claims (7)
1. The utility model provides a brand-new wind direct current epidemic prevention passageway, includes epidemic prevention passageway body (1), its characterized in that: the channel body (1) is a channel which is surrounded by a bottom plate, two side walls and a top wall and is provided with an inlet and an outlet, the air inlet system comprises an air inlet box body, a hollow interlayer and a nozzle group (6) which are communicated with each other in sequence, the top wall and the side wall of the channel body (1), the nozzle group (6) is composed of a plurality of nozzles distributed on the top wall and the side wall, the air inlet box body is connected with a primary filter (3) and an air inlet fan (4), a first high-efficiency filter (5) is arranged at the communication port of the air inlet box body and the hollow interlayer, the air inlet machine (3) introduces external fresh air through the air inlet box body, and the external fresh air is treated by the primary filter and the first high-efficiency filter and then sprayed and purified in all internal areas of the channel body (1) through the nozzle group (6); the air exhaust system comprises an air exhaust box body communicated with the lower end of the channel body (1), and an exhaust fan (9) and a second high-efficiency filter (10) are arranged in the air exhaust box body.
2. The fresh air direct current epidemic prevention passageway of claim 1, wherein: an air inlet box inlet (2) is formed in each of two ends of the air inlet box body, the primary filter (3) is arranged at the air inlet box inlet (2), an air inlet box outlet is formed in the air inlet box body and serves as a communicating port with the hollow interlayer, the air inlet machine (4) is located at the air inlet box outlet, and the first high-efficiency filter (5) is arranged at the air inlet box outlet.
3. The fresh air direct current epidemic prevention passageway of claim 2, wherein: the door sill below the inlet and/or the outlet of the channel body (1) is of a hollow structure, an air exhaust inlet (7) is formed in the door sill of the hollow structure, the air exhaust inlet (7) is communicated with the air exhaust box body through an air exhaust pipe (8), and the air exhaust box body is arranged on the outer surface or on the outer side of the side wall of the channel body (1).
4. The fresh air direct current epidemic prevention passageway of claim 2, wherein: the epidemic prevention channel is characterized in that an air exhaust inlet (7) is formed in the edge of the bottom plate of the epidemic prevention channel body (1), the air exhaust inlet (7) is communicated with the air exhaust box body through an air exhaust pipe (8), and the air exhaust box body is arranged on the outer surface or on the outer side of the side wall of the channel body (1).
5. The fresh air direct current epidemic prevention passageway of claim 3 or 4, wherein: the air exhaust box body is provided with an air exhaust outlet (11), the second high-efficiency filter (10) is arranged at the air exhaust outlet (11) or in the air intake box body close to the air exhaust outlet (11), and the exhaust fan (9) is arranged on the inner side of the second high-efficiency filter (10).
6. The fresh air direct current epidemic prevention channel of claim 5, wherein each nozzle of the nozzle group (6) is a nozzle with adjustable spraying direction.
7. The new wind direct current epidemic prevention passageway according to claim 6, wherein the nozzles of the nozzle group (6) are evenly distributed on the top wall and two side walls of the passageway body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010228392.2A CN111981621A (en) | 2020-03-27 | 2020-03-27 | Brand-new wind direct current epidemic prevention passageway |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010228392.2A CN111981621A (en) | 2020-03-27 | 2020-03-27 | Brand-new wind direct current epidemic prevention passageway |
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| Publication Number | Publication Date |
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| CN111981621A true CN111981621A (en) | 2020-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010228392.2A Pending CN111981621A (en) | 2020-03-27 | 2020-03-27 | Brand-new wind direct current epidemic prevention passageway |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113207703A (en) * | 2021-05-17 | 2021-08-06 | 河南牧原智能科技有限公司 | Access control system for preventing virus invasion |
-
2020
- 2020-03-27 CN CN202010228392.2A patent/CN111981621A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113207703A (en) * | 2021-05-17 | 2021-08-06 | 河南牧原智能科技有限公司 | Access control system for preventing virus invasion |
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