CN217929093U

CN217929093U - Device for purifying and killing air in passenger car

Info

Publication number: CN217929093U
Application number: CN202222077937.1U
Authority: CN
Inventors: 肖颖; 王瑗; 王杰; 甄崇礼
Original assignee: Qingdao Chuangqi Mewo Environmental Technology Co ltd
Current assignee: Qingdao Chuangqi Mewo Environmental Technology Co ltd
Priority date: 2022-08-09
Filing date: 2022-08-09
Publication date: 2022-11-29
Anticipated expiration: 2032-08-09

Abstract

The utility model discloses a device for purifying, killing and eliminating air in a passenger car, which comprises a shell, wherein the shell is arranged at an air return opening of an air conditioner of the passenger car, an air flow channel is formed inside the shell, and a filter layer, a killing layer and a clearing layer are sequentially arranged at the air flow channel along the air flow direction; the filter layer is provided with a primary filter screen; the sterilizing layer is provided with an ultraviolet sterilizing lamp, a low-temperature plasma generating device or an ozone generator; the digestion layer is provided with a porous plate, and adsorbent particles are arranged on the porous plate. The utility model discloses pathogenic microorganism such as bacterium virus in can effectively killing the air gets rid of peculiar smell molecules such as ammonia, fatty acid, aldehyde, lipid, nitrogen dioxide, sulfur dioxide, and degradation harmful gas improves the interior air quality of passenger train, provides healthy clean air environment in the car.

Description

Device for purifying and killing air in passenger car

Technical Field

The utility model relates to an air purification field especially relates to a device that is used for air purification to disappear and kills in passenger train.

Background

The passenger car is a common traffic tool for life, and not only can be convenient for people to go out daily, but also saves precious energy. However, the interior of the vehicle is a relatively closed environment, and the personnel are complex and are easy to spread bacteria and viruses. The air environment that does not circulate can also produce the peculiar smell gas for air quality is relatively poor in the car. All install air conditioning system on present most passenger train, and be furnished with the filter screen, but the air conditioner filter screen only can block the large granule dust, does not have the purification effect of killing, and along with time, dust and bacterium virus pile up, influence air conditioner work efficiency and life, and more serious meeting causes secondary pollution, and virus bacterium is propagated with higher speed. Therefore, how to effectively purify the air in the car, the safety of the air environment in the car is guaranteed, and the bathing of the driver and the passengers in a fresh and healthy riding environment becomes a hot problem concerned by people.

SUMMERY OF THE UTILITY MODEL

Based on the technical problem, the utility model provides a device that is used for air purification to disappear and kills in passenger train.

The utility model discloses the technical solution who adopts is:

a device for purifying and killing air in a passenger car comprises a shell, wherein the shell is arranged at an air return inlet of an air conditioner of the passenger car, an air flow channel is formed in the shell, and a filtering layer, a killing layer and a digestion layer are sequentially arranged at the air flow channel along the air flow direction;

the filter layer is provided with a primary filter screen;

the sterilizing layer is provided with an ultraviolet sterilizing lamp, a low-temperature plasma generating device or an ozone generator;

the digestion layer is provided with a porous plate, and adsorbent particles are arranged on the porous plate.

Preferably, the thickness of the filter layer is 4-7mm.

Preferably, the primary filter screen is of a folding type or a plate type.

Preferably, right-angle clamping grooves are formed in the left side and the right side of the upper end of the primary filter screen, and bending heads matched with the right-angle clamping grooves are arranged at the lower end of the shell.

Preferably, the shell is made of sheet metal materials; the shell comprises two Z-shaped sheet metal parts which are respectively positioned at the left side and the right side, and two U-shaped sheet metal parts which are respectively positioned at the front side and the rear side are arranged between the two Z-shaped sheet metal parts; and the Z-shaped sheet metal part and the U-shaped sheet metal part are fastened through screws.

Preferably, the thickness of the killing layer is 20-30mm.

Preferably, the ultraviolet disinfection lamp adopts ultraviolet lamp tubes capable of emitting ultraviolet rays with 254nm wavelength, and the number of the ultraviolet lamp tubes is 2-4.

Preferably, the arrangement direction of the ultraviolet lamp tubes is vertical to the airflow direction; and the plurality of ultraviolet lamp tubes are arranged in a staggered manner from top to bottom.

Preferably, the digestion layer has a thickness of 5 to 10mm.

Preferably, the inside of the adsorbent particles is in a connected multistage pore structure.

The utility model has the beneficial technical effects that:

1. the utility model discloses pathogenic microorganism such as bacterium virus in can effectively killing the air gets rid of peculiar smell molecules such as ammonia, fatty acid, aldehyde, lipid, nitrogen dioxide, sulfur dioxide, and degradation harmful gas improves the interior air quality of passenger train, provides healthy clean air environment in the car.

2. The utility model can be arranged at the air return port of the air conditioner in the vehicle, and sequentially passes through the filter layer, the killing layer and the digestion layer under the negative pressure cavity of the air conditioner fan; the device casing adopts the combination of Z type sheet metal component and U type sheet metal component, combines the installation with air conditioning system easily, and easy dismounting, the later maintenance of being convenient for.

3. The utility model discloses on the layer was cleared up in with the adsorbent granule be fixed in the perforated plate, and the inside of adsorbent granule is the multi-stage hole structure of intercommunication, and gaseous when passing through is divided into a lot of small air currents, and the flow field distributes more evenly, and the pollutant is abundant with the adsorbent contact, improves the treatment effect.

Drawings

The present invention will be further explained with reference to the following detailed description and accompanying drawings:

FIG. 1 is a schematic view of the structure principle of the present invention;

FIG. 2 is a schematic view of an embodiment of the connection between the primary filter screen and the housing;

fig. 3 is a schematic structural diagram of the middle housing portion of the present invention.

Detailed Description

The device for purifying, killing and eliminating air in the passenger car comprises a shell 1, wherein the shell 1 is installed at an air return opening of an air conditioner of the passenger car, an air flow channel is formed inside the shell, and a filter layer 2, a killing layer 3 and a digestion layer 4 are sequentially arranged at the air flow channel along the air flow direction. The filter layer 2 is provided with a primary filter screen 5. The sterilizing layer is provided with an ultraviolet sterilizing lamp 6. The digestion layer is provided with a porous plate 7 on which adsorbent particles are arranged.

The utility model discloses air purification disappears the device of killing installs in passenger train air conditioner return air inlet department, under air condition fan's negative pressure chamber, the gas that contains the pollutant in the car at first passes through filter layer 2, get rid of most smog, the dust, PM2.5 etc., then get into and disappear layer 3, mite and bacterium are killed to the full effect, mould, pathogenic microorganism such as virus, layer 4 is cleared up in the last entering, the high efficiency is eliminated and is degraded the ammonia, fatty acid, aldehydes, lipids, nitrogen dioxide, peculiar smell molecules such as sulfur dioxide, the air after the purification flows from the air outlet along the wind channel, guarantee that the air is clean in the car.

As a further development of the invention, the thickness of the filter layer 2 or of the filter region is 4 to 7mm. The primary filter screen 5 is of a folding type or a plate type, and most particles are removed under the condition of ensuring the air quantity. Right-angle clamping grooves 8 are formed in the left side and the right side of the upper end of the primary filter screen 5, and bending heads 9 matched with the right-angle clamping grooves are arranged at the lower end of the shell 1.

Furthermore, the housing 1 is made of sheet metal. The housing 1 includes two Z-shaped sheet metal parts 101, which are respectively located on the left and right sides, and two U-shaped sheet metal parts 102 are provided between the two Z-shaped sheet metal parts 101, which are respectively located on the front and rear sides. The upper end of the Z-shaped sheet metal part 101 is folded out to be fixed at an air return opening of an air conditioner in the automobile, and the lower end of the Z-shaped sheet metal part is folded in to be used for fixedly placing the filter layer 2. The bending head 9 is arranged at the lower end folding part of the Z-shaped sheet metal part. Through the screw fastening between Z type sheet metal component 101 and the U type sheet metal component 102, can directly dismantle front side U type sheet metal component when later stage needs maintenance etc..

Furthermore, the thickness of the killing layer 3 or the killing area is 20-30mm. The ultraviolet disinfection lamp adopts ultraviolet lamp tubes capable of emitting ultraviolet rays with 254nm wavelength, and the number of the ultraviolet lamp tubes is 2-4. The arrangement direction of the ultraviolet lamp tubes is vertical to the airflow direction; and the plurality of ultraviolet lamp tubes are arranged in a staggered manner from top to bottom. Ultraviolet (UVC) with the wavelength of 254nm is in a characteristic absorption region of the DNA of the pathogenic microorganisms, and is easily absorbed by the DNA of the microorganisms, so that the DNA or RNA structure of the microorganisms is damaged and changed, and the microorganisms die immediately or cannot reproduce offspring.

Furthermore, the thickness of the digestion layer 4 or digestion zone is 5 to 10mm. The digestion layer 4 adopts molecular sieve adsorbent particles, the adsorbent can quickly capture odor molecules, and the odor molecules on the adsorbent are further oxidized and degraded to form nontoxic harmless micromolecular substances under the action of active oxygen free radicals, so that secondary pollution is reduced.

In addition, the inside of the adsorbent particles is in a communicated multi-level pore structure. Under the action of the negative pressure cavity, airflow passes through the multistage micro pore channels in the adsorbent, and the adsorbent is fixed on the porous plate, so that the flow field distribution is more uniform, the gas is fully contacted with the adsorbent, and the treatment effect is improved.

Certainly, the sterilizing layer can also adopt a low-temperature plasma generating device or an ozone generator to kill pathogenic microorganisms such as mould and virus.

The perforated plate can also be fixed through the upper and lower right-angle clamping grooves.

The invention is further illustrated by the following specific examples:

a device for purifying and killing air in a passenger car comprises a sheet metal shell, a filter layer 2, a killing layer 3 and a digestion layer 4. This purifier installs in passenger train air conditioner return air inlet department, under air conditioner fan's negative pressure chamber, the gas that contains the pollutant in the car at first passes through the filter layer, get rid of most smog, the dust, PM2.5 etc. then get into the layer of killing, the pathogenic microorganism such as mite and bacterium, mould, virus are killed to the full effect, get into at last and clear up the layer, high-efficient elimination degradation ammonia, fatty acid, aldehyde, lipid, nitrogen dioxide, peculiar smell molecules such as sulfur dioxide, the air after the purification flows from the air outlet along the wind channel, guarantee that the air is clean in the car.

The sheet metal shell comprises two parts, namely a Z-shaped sheet metal part 101 on the left side and a Z-shaped sheet metal part 102 on the right side, and a U-shaped sheet metal part 102 on the front side and the rear side. The upper end folding-out part of the Z-shaped sheet metal part is used for being fixed at an air return opening of an air conditioner in the automobile, and the lower end folding-in part of the Z-shaped sheet metal part is used for placing a filter layer. Through the screw fastening between Z type sheet metal component and the U type sheet metal component, front side U type sheet metal component can directly be dismantled in the later maintenance. The filter layer 2 adopts a folding primary filter screen to remove most dust particles. The right and left sides of the upper end of the filter layer are provided with right-angle clamping grooves which are used for fixing the filter layer together with the folding-in part of the lower end of the Z-shaped sheet metal part. The filter layer 2 is about 7mm thick. The sterilizing layer 3 adopts an ultraviolet sterilizing lamp, ultraviolet rays (UVC) with the wavelength of 254nm are easily absorbed by the DNA of the microorganisms in the characteristic absorption area of the DNA of the pathogenic microorganisms, and the structure of the DNA or RNA is damaged and changed, so that the microorganisms die immediately or cannot reproduce the offspring. The number of the ultraviolet lamp tubes is 2, and the arrangement direction of the ultraviolet lamp tubes is vertical to the airflow direction. The thickness of the killing layer is about 30mm. The metal plate shell is provided with a wire hole for power line conduction and connection.

The digestion layer 4 adopts a molecular sieve adsorbent, the adsorbent can quickly capture odor molecules, and the odor molecules on the adsorbent are further oxidized and degraded to form nontoxic and harmless micromolecular substances under the action of active oxygen free radicals, so that the health hidden danger caused by secondary pollution is reduced. The adsorbent particles are fixed on the porous plate, the inside multi-level pore structure communicated with the adsorbent is adopted, under the action of the negative pressure cavity, airflow passes through the multi-level micro pore channels in the adsorbent, the adsorbent is fixed on the porous plate, so that the flow field distribution is more uniform, gas is fully contacted with the adsorbent, and the treatment effect is improved. The perforated plate is fixed through an upper right-angle clamping groove and a lower right-angle clamping groove. The thickness of the digestion layer was about 10mm.

Parts not described in the above modes can be realized by adopting or referring to the prior art.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made 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. The utility model provides a device that is used for interior air purification of passenger train to disappear and kills which characterized in that: the air conditioner comprises a shell, wherein the shell is arranged at an air return inlet of a passenger car air conditioner, an air flow channel is formed inside the shell, and a filtering layer, a disinfecting layer and a digesting layer are sequentially arranged at the air flow channel along the air flow direction;

the filter layer is provided with a primary filter screen;

2. The device for purifying and killing air in a passenger car according to claim 1, characterized in that: the thickness of the filter layer is 4-7mm.

3. The device for purifying and killing air in a passenger car according to claim 1, characterized in that: the primary filter screen is of a folding type or a plate type.

4. The device for purifying and killing air in a passenger car according to claim 1, characterized in that: the left and right sides of the upper end of the primary filter screen are provided with right-angle clamping grooves, and the lower end of the shell is provided with bending heads matched with the right-angle clamping grooves.

5. The device for purifying and killing air in a passenger car according to claim 1, characterized in that: the shell is made of sheet metal materials; the shell comprises two Z-shaped sheet metal parts which are respectively positioned at the left side and the right side, and two U-shaped sheet metal parts which are respectively positioned at the front side and the rear side are arranged between the two Z-shaped sheet metal parts; and the Z-shaped sheet metal part and the U-shaped sheet metal part are fastened through screws.

6. The device for purifying and killing air in a passenger car according to claim 1, characterized in that: the thickness of the killing layer is 20-30mm.

7. The device for purifying and killing air in a passenger car according to claim 1, characterized in that: the ultraviolet disinfection lamp adopts ultraviolet lamp tubes capable of emitting ultraviolet rays with the wavelength of 254nm, and the number of the ultraviolet lamp tubes is 2-4.

8. The device for purifying and killing air in a passenger car according to claim 7, characterized in that: the arrangement direction of the ultraviolet lamp tubes is vertical to the direction of the airflow; and the ultraviolet lamp tubes are arranged in a vertically staggered manner.

9. The device for purifying and killing air in a passenger car according to claim 1, characterized in that: the digestion layer is 5-10mm thick.

10. The device for purifying and killing air in a passenger car according to claim 1, characterized in that: the inside of the adsorbent particles is of a communicated multi-level pore structure.