CN213221655U

CN213221655U - Air purifying device

Info

Publication number: CN213221655U
Application number: CN202020453897.4U
Authority: CN
Inventors: 张建辉; 李树勇
Original assignee: Zhongshan Mingya Elevator Decoration Co ltd
Current assignee: Zhongshan Mingya Elevator Decoration Co ltd
Priority date: 2020-03-31
Filing date: 2020-03-31
Publication date: 2021-05-18
Anticipated expiration: 2030-03-31

Abstract

The utility model relates to an air purification field, in particular to air purification device. The novel air box comprises a body, be equipped with bellows and shell on the body, be equipped with removable fine filtration layer, light source generator, photocatalyst unit and anion purifier in the bellows in proper order, one side of bellows is equipped with the air intake, one side of air intake is equipped with the filter screen groove that is used for laying the coarse filtration layer, be equipped with a plurality of filtration through-holes on the filter screen groove. The utility model can sterilize and disinfect the air sucked by the fan through the device; the fine filtering layer is arranged at the position close to the air inlet of the air box, so that the air sucked in is filtered, and the dust, particles, viruses, bacteria and the like with larger volume are filtered in a unified way, so that the air purification effect is achieved.

Description

Air purifying device

[ technical field ] A method for producing a semiconductor device

The utility model relates to an air purification field, in particular to air purification device.

[ background of the invention ]

Through research and analysis, the main transmission paths of the virus are respiratory droplet transmission and contact transmission, wherein the respiratory droplet transmission is the main transmission path. In this case, it is extremely easy for people moving in a relatively closed environment to be infected, for example, in elevators, which are public places with high personnel density, short contact distance, and frequent use, and are important personnel flow passages in modern high-rise buildings. At present, air circulation in an elevator is only limited to exchange of air in an elevator shaft and air in the elevator, so that fresh air obtained by opening and closing a door is difficult to ensure the air quality in the elevator, not to mention the rush hour of commuting in a concentrated manner. The air quality in the car is poor. Among the prior art, through installation ultraviolet lamp in elevator car, when the elevator does not have the people, ultraviolet lamp starts, disinfects the air in the elevator car, and when the elevator needs the man-carrying, ultraviolet lamp closes. However, when the elevator is in a peak period of use, the ultraviolet lamp is always in a closed state, and air in the elevator car is not disinfected, and at the moment, if the elevator has the virus, personnel in the elevator are extremely easy to be infected.

[ Utility model ] content

The utility model aims to provide a simple and reasonable structure aiming at the defects and shortcomings of the prior art; the safety factor is high; air purification device that bactericidal effect is good.

To the aforesaid problem, the utility model discloses a following technical scheme:

the utility model provides an air purification device, includes the body, be equipped with bellows and shell on the body, be equipped with opening and air outlet on the shell, bellows locates in the shell through the opening cover, the lateral wall of bellows is connected with the open-ended side, be equipped with the wind channel between bellows and the shell, the one end and the air outlet intercommunication in wind channel, the other end and bellows intercommunication, bellows pass through wind channel and atmosphere intercommunication, be equipped with the fan between bellows and the wind channel, be equipped with removable fine filtration layer, light source generator, photocatalyst apparatus and anion cleaner in the bellows in proper order, one side of bellows is equipped with the air intake, one side of air intake is equipped with the filter screen groove that is used for laying the coarse filtration layer, be equipped with a plurality of filtration through-holes on the filter screen.

Preferably, the fine filtering layer comprises a non-woven fabric filter cotton layer, a honeycomb activated carbon layer, a silver ion layer and an ultrafine glass fiber paper layer.

Preferably, the coarse filtration layer comprises primary filter cotton.

Preferably, the light source generator is a UVC ultraviolet lamp.

Preferably, the photocatalyst comprises a honeycomb ceramic rod and a titanium dioxide coating, and the titanium dioxide coating is uniformly distributed on the honeycomb ceramic rod.

Preferably, a negative ion generator is further arranged at a position, close to the air outlet, of the air duct.

Preferably, an odor generating device is further arranged in the air box.

Preferably, the odor generating device comprises a rack, and champignon or dried flowers or sachets can be placed in the rack.

The utility model relates to an air purification device's beneficial effect as follows:

the air purification device of the utility model is internally provided with the light source generator, the photocatalyst and the negative ion purifier, thereby sterilizing and disinfecting the air sucked by the fan; the fine filtering layer is arranged at the position close to the air inlet of the air box, so that the air sucked in is filtered, and the dust, particles, viruses, bacteria and the like with larger volume are filtered in a unified way, so that the air purification effect is achieved.

The conception, the specific structure and the effects of the present invention will be further described with reference to the accompanying drawings, so as to fully understand the objects, the features and the effects of the present invention.

[ description of the drawings ]

Fig. 1 is a cross-sectional view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 1-A;

a body 1; an air box 11; a housing 12; an opening 13; an air outlet 14; an anion generator 15; an air duct 2; a fan 21; a light source generator 3; a photocatalyst 4; an anion purifier 5; a coarse filtration layer 61; a filter screen tank 62; a filter through hole 63; a non-woven filter cotton layer 71; a honeycomb activated carbon layer 72; a silver ion layer 73; an ultra-fine glass fiber paper layer 74; a rack 81; and a sachet 82.

[ detailed description ] embodiments

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may for example be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases for those skilled in the art. In addition, in the description of the present invention, "a plurality" or "a plurality" means two or more unless otherwise specified.

Referring to fig. 1-3, fig. 1-3 show a preferred embodiment of an air purification apparatus:

the utility model provides an air purification device, includes body 1, be equipped with bellows 11 and shell 12 on the body 1, be equipped with opening and air outlet 14 on the shell 12, bellows 11 is located in shell 12 through the opening cover, bellows 11's lateral wall is connected with the open-ended side. In this embodiment, the shell 12 is a cuboid, and the surface is smooth and tidy, wraps up the bellows 11 that is not good in shape, and is succinct generous, gives the user good experience.

Specifically, an air duct 2 is arranged between the air box 11 and the shell 12, one end of the air duct 2 is communicated with the air outlet 14, the other end of the air duct 2 is communicated with the air box 11, and the air box 11 is communicated with the atmosphere through the air duct 2. In this embodiment, adopt wind channel 2 air supply, can handle the difference of service environment and carry out the regulation of air-out angle for the flow rate of air. The utility model is used for the air purification of elevator because the wind gap of elevator all is at the elevator top, ventilates to elevator inside through the air that inhales the elevartor shaft, concentrates the air-out through wind channel 2, can accelerate the air to go out from the elevator crack, forms the wind direction of trading from top to bottom. The tendency of the virus to spread upwards is reduced.

More specifically, be equipped with fan 21 between bellows 11 and the wind channel 2, in this embodiment, the utility model discloses a fan 21 is centrifugal blower 21.

More specifically, a replaceable fine filtering layer is sequentially arranged in the air box 11; the best mode of the embodiment is as follows: the fine filtering layer comprises a non-woven fabric filtering cotton layer 71, a honeycomb activated carbon layer 72, a silver ion layer 73 and an ultrafine glass fiber paper layer 74.

The non-woven fabric filter cotton is formed by 100 percent pure fiber through a needling method to form a high-fluffy filter layer with three-dimensional depth. The filter material is characterized in that the fiber tissue is loose, the high porosity increases the impurity holding capacity, the filter material belongs to a compound interception mode, solid and soft particles can be effectively eliminated, larger particle impurities are intercepted on the fiber surface, and fine particles are caught in the deep layer of the filter material, so the filter material has higher filtering efficiency.

The honeycomb activated carbon layer 72 is characterized in that the honeycomb activated carbon has large surface area, small resistance of through holes, developed micropores, high adsorption capacity, long service life and the like, and can remove acid and alkaline gases such as nitrogen oxide, carbon tetrachloride, chlorine, benzene, dicarbaldehyde, acetone, ethanol, ether, methanol, acetic acid, ethyl ester, styrene, phosgene, malodorous gas and the like. The honeycomb activated carbon adsorption method is selected, namely, the waste gas is contacted with porous activated carbon with a large surface, and pollutants in the waste gas are adsorbed, so that the purification effect is achieved. Because the new trend is by the elevartor shaft suction, leads to the new trend to have multiple complicated smell, and the human body inhales and influences health and arouse uncomfortable sense, through the filtration of honeycomb activated carbon layer 72, the pollutant in the waste gas is adsorbed to play the purification effect.

And a silver ion layer 73, wherein the silver ions can influence the growth and reproduction of microorganisms so as to die. I.e., the effect of inhibiting the growth, reproduction, or killing of microorganisms. The mechanism of action of silver ions is as follows.

1. Interfering with cell wall synthesis. The important component of the bacterial cell wall is peptidoglycan, the interference effect of silver ions on the cell wall mainly inhibits the connection of a polysaccharide chain and tetrapeptide crosslinking, so that the integrity of the cell wall is lost, the protection effect on osmotic pressure is lost, and thalli are damaged to die.

2. Can damage cell membranes. Cell membranes are an important component of the vital activity of bacterial cells. Therefore, if the cell membrane is damaged or destroyed, the bacteria will die.

3. Inhibit protein synthesis. The synthesis of the protein is altered and stopped, and the bacteria are killed.

4. Interfering with the synthesis of nucleic acids. Generally, the replication of genetic information is hindered, including the synthesis of DNA and RNA, and the transcription of mRNA by a DNA template.

Tiny microorganisms are killed through the silver ion layer 73, and the safety of air is ensured.

The superfine glass fiber paper layer 74 is used for trapping particle dust and various suspended matters above 0.3um, the filtering efficiency of the superfine glass fiber paper is 99.99995%, the transmittance is 0.00005%, and by adopting the superfine glass fiber paper layer 74, smaller microorganisms are intercepted, and the safety of air is ensured.

More specifically, a light source generator 3, a photocatalyst 4 and a negative ion purifier 5 are also arranged in the air box 11; in this embodiment, the light source generator 3 is a UVC ultraviolet lamp, the UVC is a short-wave ultraviolet ray, the wavelength is 200 to 275nm, the strongest peak of ultraviolet absorption of deoxyribonucleic acid (DNA), ribonucleic acid (RNA), and nucleoprotein in a microorganism (pathogens such as bacteria, viruses, spores, etc.) is 254 to 257nm, and when the microorganism absorbs the ultraviolet ray, DNA strand breakage is caused, which causes cross-linking of nucleic acid and protein to break, and the biological activity of killing nucleic acid, which causes bacterial death, thereby playing a photochemical role. Research shows that in terms of sterilization speed, UVC is in the range of microbial absorption peaks, viruses and bacteria can be killed within 1s by destroying DNA structures of microbes, and the sterilization method is efficient and has no side effect. Since the UVC ultraviolet lamp, which can sterilize air with or without a person, is disposed in the air box 11 and has a poor penetration force, light cannot be irradiated to the outside.

The photocatalyst 4 of the utility model comprises a honeycomb ceramic rod and a titanium dioxide coating, wherein the titanium dioxide coating is uniformly distributed on the honeycomb ceramic rod; the honeycomb ceramic is a ceramic rod with a structure similar to a honeycomb shape, the maximum number of holes reaches 120-140 per square centimeter, the density is 0.3-0.6 g per cubic centimeter, the water absorption rate is up to more than 20%, a titanium dioxide coating is easy to attach, and the ceramic rod is a good carrier. The titanium dioxide coating is a common photocatalytic material, can effectively degrade pollutants such as formaldehyde, benzene, toluene, xylene, ammonia, TVOC and the like, has high-efficiency and wide disinfection performance, and can decompose and harmlessly treat toxins released by bacteria or fungi; under the condition of no serious environmental pollution, the photocatalyst is not changed or lost as long as the photocatalyst is not worn or peeled off, and pollutants can be continuously purified under the irradiation of light, so that the photocatalyst has the advantages of lasting time and continuous action.

More specifically, the negative ion purifier 5 is a negative oxygen ion purifier, the negative oxygen ions have high activity and strong redox effect, and can destroy the activity of cell membranes of bacteria or cell plasma active enzymes, so that the aim of antibiosis and sterilization is achieved, and the negative oxygen ions with small particle size have good health care effect on some diseases (hypertension, insomnia and the like).

More specifically, one side of bellows 11 is equipped with the air intake, one side of air intake is equipped with the filter screen groove 62 that is used for laying coarse filtration layer 61, be equipped with a plurality of filtration through-holes 63 on the filter screen groove 62. The coarse filter layer 61 comprises primary filter wool through which larger particles of dust are filtered.

More specifically, a smell generating device is further arranged in the air box 11, in the utility model, the smell generating device comprises a bearing frame 81, and champignon, dried flowers or a fragrant bag can be placed in the bearing frame 81; in order to increase the comfort of passengers in the elevator, a sachet 82 is placed in the object bearing frame 81 to add fragrance to the air, and the user experience is improved.

More specifically, a negative ion generator 15 is further arranged at a position, close to the air outlet 14, of the air duct 2, the negative ion generator 15 is a device for generating air negative ions, and after input direct current or alternating current is processed by an EMI processing circuit and a lightning stroke protection circuit, the device performs overvoltage and current limiting through a pulse type circuit; high-low voltage isolation and other lines are raised to alternating current high voltage, then pure direct current negative high voltage is obtained after rectification and filtration through special grade electronic materials, the direct current negative high voltage is connected to a release tip made of metal or carbon elements, high corona is generated by utilizing the tip direct current high voltage, a large amount of electrons (e-) are emitted at high speed, the electrons cannot exist in the air for a long time (the service life of the existing electrons is only nS grade), and the electrons can be immediately captured by oxygen molecules (O2) in the air, so that air negative ions are generated. The utility model is used for the air purification of elevator, in the elevator, install the integrated device that discharges, this integrated device that discharges is prior art, no longer explains one by one here. The negative ions released by the negative ion generating device in the elevator can charge the particles such as smoke dust, germs, spores, pollen, flock and the like in the air, and then are absorbed by the discharging integrated device, so that the particles brought by people entering the elevator are collected and filtered.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An air purification device is characterized by comprising a body (1), wherein an air box (11) and a shell (12) are arranged on the body (1), an opening (13) and an air outlet (14) are arranged on the shell (12), the air box (11) is sleeved in the shell (12) through the opening (13), the side wall of the air box (11) is connected with the side edge of the opening (13), an air channel (2) is arranged between the air box (11) and the shell (12), one end of the air channel (2) is communicated with the air outlet (14), the other end of the air channel is communicated with the air box (11), the air box (11) is communicated with the atmosphere through the air channel (2), a fan (21) is arranged between the air box (11) and the air channel (2), and the air box (11) is internally provided with a replaceable fine filter layer, a light source generator (3), a photocatalyst (4) and a negative ion purifier (5) in sequence, one side of bellows (11) is equipped with the air intake, one side of air intake is equipped with filter screen groove (62) that are used for laying coarse filtration layer (61), be equipped with a plurality of filtration through-holes (63) on filter screen groove (62).

2. An air cleaning device according to claim 1, characterized in that: the fine filtering layer comprises a non-woven fabric filtering cotton layer (71), a honeycomb activated carbon layer (72), a silver ion layer (73) and an ultrafine glass fiber paper layer (74).

3. An air cleaning device according to claim 1, characterized in that: the coarse filter layer (61) comprises primary filter cotton.

4. An air cleaning device according to claim 1, characterized in that: the light source generator (3) is a UVC ultraviolet lamp.

5. An air cleaning device according to claim 1, characterized in that: the photocatalyst (4) comprises a honeycomb ceramic rod and a titanium dioxide coating, wherein the titanium dioxide coating is uniformly distributed on the honeycomb ceramic rod.

6. An air cleaning device according to claim 1, characterized in that: and a negative ion generator (15) is also arranged at the position of the air duct (2) close to the air outlet (14).

7. An air cleaning device according to claim 1, characterized in that: an odor generating device is also arranged in the air box (11).

8. An air cleaning device according to claim 7, characterized in that: the odor generating device comprises a material bearing rack (81), and champignon or dried flowers or a fragrant bag (82) can be placed in the material bearing rack (81).