CN112594842A - Air purification method and device based on combination of filtration, sterilization and catalysis diversification - Google Patents
Air purification method and device based on combination of filtration, sterilization and catalysis diversification Download PDFInfo
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Abstract
基于过滤、杀菌和催化多元化组合的空气净化方法及装置，利用模块化的空气过滤部分、空气消毒杀菌部分和催化还原部分任意两种以上部分组合形成一种多元化组合空气净化装置，并根据环境对空气净化的要求选取不同的空气过滤部分、空气消毒杀菌部分和催化还原部分组合方式对空气进行不同的净化方法处理，达到既能在无人时高效以较高浓度臭氧和氢氧自由基离子体条件有效杀灭空气中的有机污染和病毒细菌，同时又能在有人时不排出任何对人体有害的臭氧和氢氧自由基离子体的空气净化处理效果。本发明通过多元化组合空气净化装置，根据需要空气净化的环境需求，采用多模块以不同的组合方式对空气进行净化处理，达到环保型空气净化效果。
An air purification method and device based on a diversified combination of filtration, sterilization and catalysis, a diversified combination air purification device is formed by combining any two or more parts of a modular air filtration part, an air sterilization part and a catalytic reduction part. Environmental requirements for air purification Select different air filtration parts, air disinfection and sterilization parts and catalytic reduction parts to carry out different purification methods to treat the air, so as to achieve high-efficiency ozone and hydroxyl radicals in high concentrations when no one is there. The ionic conditions can effectively kill the organic pollution and virus bacteria in the air, and at the same time, it can not discharge any harmful ozone and hydroxyl radical ions when there are people. The present invention uses multiple modules to purify the air in different combinations according to the environmental requirements of the air purification through the diversified combination of air purification devices, so as to achieve the effect of environmental protection air purification.
Description
Technical Field
The invention relates to a method and a device for purifying air, in particular to a method, a device and a system device for purifying air based on the combination of filtration, sterilization and catalysis diversification, which not only can effectively purify air, but also can not cause great influence on human bodies; belongs to the technical field of air purification.
Background
With the increasing requirement of people on air quality, under the condition that the current air environment is gradually deteriorated, the air purification is more and more concerned by people; the air purification is to provide an integral solution of sterilization, disinfection, dust fall, haze removal, removal of harmful decoration residues, odor and the like aiming at various indoor environmental problems, improve the living and office conditions and promote physical and mental health. Indoor environmental pollutants and pollution sources mainly comprise radioactive gas, mould, particles, decoration residues, second-hand smoke and the like, human beings live in the air, dust, hair and scurf in the air, particularly viruses, mould, indoor formaldehyde and the like seriously affect the health of the human beings, damage the immune system of the human bodies and cause allergy and diseases. Air purification is to purify the harmful substances in the air.
The existing air purification mode has the technical schemes of photocatalysis, quantitative active oxygen, negative ions, HEPA filter screens, ecological negative ion generation chips and the like, and the characteristics of the air purification mode are different, and the purification effect is also different; however, the air is purified by a single method, and the existing single air purification treatment method has some defects, for example, although the ozone treatment can effectively sterilize the air, as the air is sterilized, high-concentration ozone is needed, the ozone can diffuse into the air, and organic volatile matters in the air such as formaldehyde, benzene solvents and peculiar smell are oxidized, so that the human body is affected to some extent, although the oxidation-reduction treatment method is proposed at present to reduce the ozone into clean air, the treatment amount is limited, and the purpose of quickly achieving the purification effect is difficult to achieve; although the air filtration can achieve large-flow air treatment, but cannot achieve the effect of disinfection and sterilization, only PM2.5 can be filtered, 2.5 micron particles in the air can be roughly filtered, peculiar smell can be adsorbed, but the diameter of virus particles is 0.1-0.4 micron, so that the virus cannot be filtered by common mechanical filtration. And thus, all of them need to be improved.
Patent documents in which the same technology as that of the present invention is not found through patent search are reported, and the following patents which have a certain relationship with the present invention are mainly included:
1. the application number is CN201710889610.5, the name is 'improved air purification device', the applicant is Chinese invention patent of Changzhou information professional technical institute, the patent discloses an improved air purification device, which comprises a body, a filter box is fixedly connected with the left side of the body, an air blowing fan is fixedly installed at the top of the inner cavity of the filter box, a filter screen which is obliquely arranged is fixedly connected with the inside of the filter box, an air inlet pipe is fixedly connected with the left side of the filter box, a support plate is fixedly connected with the inside of the air inlet pipe, a motor is fixedly connected with the right side of the support plate, a rotating shaft of the motor is connected with a connecting shaft through shaft coupling transmission, a wire winding piece is welded in the middle of the connecting shaft, a fixed sleeve is welded at the right end of the connecting shaft, fan blades are fixedly connected with the outer surface of the, fixedly connected with connecting pipe between disinfect box and the rose box, the inside fixedly connected with ozone generator of disinfect box, ozone generator's top fixedly connected with branch pipe, the inside fixedly connected with pneumatic valve of branch pipe, the left end of branch pipe runs through the left side of body and extends to the outside of body, the right side fixedly connected with outlet duct of disinfect box, the one end fixedly connected with ozone adsorption net that the outlet duct is close to the disinfect box, fixedly connected with humidifier on the inner wall of outlet duct, the right side fixedly connected with ultraviolet ray disinfection lamp of humidifier, the outside cover of ultraviolet ray disinfection lamp is equipped with the safety cover.
2. The patent application No. CN202010510849.9 is named as an underground pipeline electric leakage detection device, and is a Chinese invention patent of the pearl sea power electrical appliance, Inc., and discloses an intelligent air purifier, which comprises a control module, an air purification module, an ozone concentration detection module and an ozone reduction module, wherein the air purification module, the ozone concentration detection module and the ozone reduction module are connected with the control module; the ozone removal concentration detection module is arranged at the purification air outlet of the air purification module and is positioned between the air purification module and the ozone reduction module; the air purification module is used for purifying air; the ozone concentration detection module is used for detecting the ozone concentration of the ozone generated by the operation of the air purification module; the ozone reduction module is used for reducing ozone generated by the operation of the air purification module according to a starting instruction of the control module when the detected ozone concentration is greater than the ozone concentration threshold value; the control module is used for controlling the opening and closing of the air purification module, the ozone concentration detection module and the ozone reduction module; and the ozone generator is also used for sending a starting instruction to the ozone reduction module when the detected ozone concentration is determined to be greater than the ozone concentration threshold value.
3. The patent application No. CN201811379097.6 is named as a dual-mode electrostatic air purifier and a control method thereof, and is a Chinese invention patent of the pearl power electrical appliance company Limited, and discloses a dual-mode electrostatic air purifier and a control method thereof. Electrostatic air purifier include dust collector, ozone decomposition device and VOCs processing apparatus, dust collector's gas vent is connected with ozone decomposition device and VOCs processing apparatus respectively, ozone decomposition device is used for decomposing the ozone that reduction dust collector produced, VOCs processing apparatus is arranged in utilizing the ozone elimination VOCs in the air that dust collector produced. Compared with the prior art, the dual-mode electrostatic air purifier and the control method thereof can freely select the operation mode of the electrostatic air purifier by simultaneously arranging the ozone decomposition device and the VOCs treatment device, can effectively remove particles in air and eliminate ozone generated by the dust removal device in the dust removal mode, and can utilize the ozone generated by the dust removal device to perform oxidation reaction with the VOCs in the air and eliminate the ozone and the VOCs simultaneously in the VOCs removal mode.
Through careful analysis of the above patents, although patents have already proposed methods and devices for purifying air and some improved technical solutions, through careful analysis, these patents still adopt a single method for air treatment, but all have some disadvantages and lack of systematic consideration, so the problems mentioned above still exist, and further research and improvement are needed.
Disclosure of Invention
The invention aims to provide a new air purification treatment method and a system device aiming at the defects of the existing air purification treatment; the novel air purification treatment method and the system device can integrate the advantages of different methods, and realize efficient and environment-friendly air treatment under different environmental conditions through different combinations.
In order to achieve the purpose, the invention provides an air purification method based on filtering, sterilizing and catalytic diversified combination, which combines more than two parts of a modularized air filtering part, an air sterilizing part and a catalytic reduction part to form a diversified combined air purification device, and selects different air filtering part, air sterilizing part and catalytic reduction part combination modes to carry out different purification method treatments on air according to the requirement of the environment on air purification, so that the air purification device can effectively kill organic pollution and virus bacteria in the air under the condition of high-concentration ozone and hydroxyl radical plasma without discharging any ozone and hydroxyl radical plasma harmful to human bodies when no one exists, and can purify the air without discharging any ozone and hydroxyl radical plasma harmful to the human bodies.
Furthermore, the diversified combined air purification device formed by combining the modularized air filtering part, the air sterilizing part and the catalytic reduction part is used for purifying air and dividing the air into three parts, namely air filtering, air sterilizing and catalytic reduction, and the air purification under different working conditions is realized through different combinations of the air filtering, the air sterilizing and the catalytic reduction part so as to meet the requirements of different environments.
Further, the air purification under different working conditions is realized by different combinations of air filtration, air sterilization and catalytic reduction, namely, the air purification treatment is divided into three conditions, one is air filtration and air purification in a simple environment, the other is air sterilization and air purification in an unmanned environment, and the other is air sterilization and air purification in a manned environment; different air filtering, air disinfection and sterilization and catalytic reduction combinations are selected according to three different environment conditions, so that air purification is realized by adopting different air purification combination under different environment conditions.
Further, the air filtration and air purification of the simple environment is to discharge the air directly through the air filtration part for air purification under the environmental condition that the air does not need to be disinfected and sterilized.
The air purification method based on the combination of filtration, sterilization and catalysis diversification as claimed in claim 3, wherein: the air disinfection and sterilization air purification of the unmanned environment is to carry out air purification treatment on air needing disinfection and sterilization in an unmanned space by adopting a disinfection and sterilization part or a combination of the disinfection and sterilization part and an air filtering part.
Furthermore, the air purification of air disinfection and sterilization in the manned environment is to perform harmless air purification on air needing disinfection and sterilization in manned space, firstly, the disinfection and sterilization part is adopted for disinfection and sterilization, then, the treated air is discharged after being oxidized and reduced by the catalytic reduction part, and ozone plasma is oxidized and reduced into clean air without pungent smell by the catalytic reduction part.
Furthermore, the disinfection and sterilization is provided with a disinfection and sterilization chamber which sucks in disinfection and discharges air, a device which emits deep ultraviolet light to generate a photocatalyst is arranged in the chamber, OH negative ions, ozone and oxygen negative ions are slowly released into the air due to the action of the deep ultraviolet photocatalyst, and the plasmas are combined with organic volatile matters and bacteria in the air and viruses with the diameter of 0.4-200 nanometers, particularly OH-based oxidized organic volatile matters and the viruses, so that the aim of removing the organic volatile matters and the viruses and losing the effect is fulfilled.
The air purification device comprises an air filtration part, an air disinfection and sterilization part and a catalytic reduction part, wherein the air filtration part, the air disinfection and sterilization part and the catalytic reduction part are of module combination structures, and air under different environmental conditions is purified through different combination modes.
Furthermore, the air sterilization part is provided with a sterilization chamber for absorbing and sterilizing and discharging air, a device for generating deep ultraviolet light to generate photocatalyst is arranged in the chamber, OH negative ions, ozone and oxygen negative ions are slowly released into the air due to the action of the deep ultraviolet photocatalyst, and the plasmas are combined with organic volatile matters and bacteria in the air and viruses with the diameter of 0.4-200 nanometers, particularly OH-based oxidized organic volatile matters and the viruses, so that the aim of removing the organic volatile matters and the viruses and losing the effect is fulfilled.
Furthermore, the catalytic reduction part is a module which adopts multi-dendritic nano-scale manganese oxide as a redox agent; the branched nano manganese oxide is filled in the cavity of the catalytic reduction part in a granular manner, air sterilized by photocatalyst is generated by deep ultraviolet light, ozone O in the air sterilized by the branched nano manganese oxide reducing agent passes through the cavity of the catalytic reduction part, and ozone O in the air is generated by the branched nano manganese oxide reducing agent3Reducing with hydroxyl radical plasma to eliminate the effect of ozone and hydroxyl radical plasma on human body.
The invention has the advantages that:
the invention mainly has the following advantages by the modular multi-way combination of the air filtering part, the air sterilizing part and the catalytic reduction part:
1. according to the invention, through the flexible combination of the air filtering part, the air sterilizing part and the catalytic reduction part, different combinations can be carried out according to different environmental conditions, so that the air purification requirements of different conditions are met;
2. the invention effectively utilizes various air purification method combinations to purify the air, can fully exert the advantages of various different treatment methods, thereby achieving the high-efficiency harmless air purification effect;
3. according to the invention, the multi-dendritic nano-grade manganese oxide is used as the reducing agent, so that the specific surface area of the reducing agent can be effectively increased, and the redox effect of the reducing agent is increased;
4. the invention combines the air disinfection and sterilization part and the catalytic reduction part to form the oxidation reduction of ozone and OH groups in the air, thus effectively avoiding the adverse effect of the ozone and the OH groups on human bodies.
Drawings
FIG. 1 is a schematic diagram of the system principle of an embodiment of the present invention;
FIG. 2 is a schematic diagram of the system principle of another embodiment of the present invention;
fig. 3 is a schematic diagram of a system principle configuration of another embodiment of the present invention.
Detailed Description
The invention is further illustrated with reference to the following figures and specific examples.
Example one
As can be seen from the attached drawings, the invention relates to an air purification device based on the combination of filtration, sterilization and catalysis diversification, and the air purification device comprises an air filtration part 1, an air disinfection and sterilization part 2, a catalytic reduction part 3 and a fan part 4; the air filtering part 1, the air sterilizing part 2 and the catalytic reduction part 3 are of a module combined structure, and the air filtering part 1, the air sterilizing part 2 and the catalytic reduction part 3 are respectively connected with the fan part 4 in different combination modes, so that air purification treatment under different environmental conditions is realized.
The air sterilization part 2 is provided with three air sterilization part outlets 5, and the three air sterilization part outlets 5 are respectively connected with the fan part 4, the air filtering part 1 and the catalytic reduction part 3; wherein, the outlet communicated with the air filtering part 1 is an interchangeable outlet 6 with an interchangeable inlet and an interchangeable outlet; an air inlet 7; the air disinfection and sterilization part 2 is provided with a disinfection and sterilization chamber for sucking in and sterilizing and discharging air, a device for generating deep ultraviolet light to generate photocatalyst is arranged in the chamber, OH negative ions, ozone and oxygen negative ions are slowly released into the air due to the action of the deep ultraviolet photocatalyst, and the plasmas are combined with organic volatile matters and bacteria in the air and viruses with the diameter of 0.4-200 nanometers, particularly OH-based oxidized organic volatile matters and the viruses, so that the aim of removing the organic volatile matters and the viruses and losing the effect is fulfilled.
The catalytic reduction part 3 is a module which adopts multi-branch nano-scale manganese oxide as a redox agent; multi-dendritic nano-scale manganese oxide particlesThe catalytic reduction part is filled in the cavity of the catalytic reduction part in a shape, air sterilized by photocatalyst is generated by deep ultraviolet light, ozone O in the air sterilized by multi-branch nano manganese oxide reducing agent passes through the cavity of the catalytic reduction part3Reducing with hydroxyl radical plasma to eliminate the effect of ozone and hydroxyl radical plasma on human body.
The air filtering part 1 is provided with two air filtering part outlets 8, the two air filtering part outlets 8 are respectively communicated with the fan part 4 and the air sterilizing part 2, wherein the outlet communicated with the air sterilizing part 2 is an in-out exchange outlet, namely, the outlet can be used as an outlet and also can be used as an inlet.
Above-mentioned air purification device can realize the air purification under the different air purification environment through the partial combination of multiple passageway:
1. air purification in a simple air purification environment requiring only air filtration. The environment only needs to purify particle pollutants in the air, filter PM2.5, can roughly filter particles of 2.5 microns in the air, and can adsorb peculiar smell. In this environment, by combining the air filtering part 1 and the fan part 4, the air purification treatment can be realized only by opening the air filtering part inlet 9 channel of the air purification device and simultaneously opening the first pipeline 9 for communicating the air filtering part 1 and the fan part 4. The flow rate of the filtering part is 150-1000 cubic/hour. Can effectively filter the indoor air roughly, and the internal volume of the air disinfection and sterilization chamber is 1000 ml-1000 l.
2. And (5) sterilizing and purifying the air in the unmanned space. The environment is mainly the disinfection and sterilization treatment of air; adopt the combination of air disinfection and sterilization part 2 and fan part 4, only need to open air inlet pipeline 7 of air disinfection and sterilization part 2, open the second pipeline 11 of air disinfection and sterilization part 2 and fan part 4 intercommunication simultaneously, can realize the disinfection and sterilization purification treatment of air. The air sterilization part is internally provided with a cavity which can generate 100-300 nanometer deep ultraviolet light to ionize air into strongly oxidized ozone O3, the light irradiates a 5-25 nanometer titanium oxide receiving plate, and water molecules in the air are ionized into hydroxyl radical (OH-) and active oxygen (O) under the action of a photocatalyst; through the combined action of nano deep ultraviolet light and photocatalyst, the high-efficiency disinfection, sterilization and purification treatment is realized.
3. And (5) carrying out air disinfection, sterilization and purification treatment on the space with people. In the environment, not only the disinfection and sterilization treatment of air is required, but also the influence on human bodies is not required to be considered, it is therefore necessary that the air sterilizing part 2, the catalytic reduction part 3 and the fan part 4 are combined, the air inlet duct 7 of the air sterilizing part 2 is opened, at the same time, the third duct 10 of the air sterilizing part 2 communicating with the catalytic reduction part 3 is opened, and the fourth duct 12 of the catalytic reduction part 3 communicating with the fan part is opened, so that the air to be purified is firstly sterilized and purified by the air sterilizing and disinfecting part 2 and after the treatment, then enters a catalytic reduction part 3 to carry out oxidation reduction treatment on hydroxyl radical (OH-) and ozone O3, so that the ionic gas in the oxidation reduction chamber can remove ozone and hydroxyl radical, and organic solvent and virus can be adsorbed and oxidized, thereby further achieving the purpose of purifying air; after catalytic reduction is discharged by the fan section 4.
4. And (5) high-quality air purification treatment. In the environment, not only the air needs to be disinfected and sterilized, but also PM2.5 needs to be filtered, and meanwhile, the environment is also occupied by people; it is therefore necessary to perform an air cleaning process by combining the air filtering part 1, the air sterilizing part 2, the oxidation-reduction part 3 and the fan part 4. The treatment mode is that an air inlet channel 14 of the air filtering part 1 is opened, a fifth pipeline 13 communicated with the air filtering part 1 and the air sterilizing part 2 is opened, a third pipeline 12 communicated with the air sterilizing part 2 and the catalytic reduction part 4 is opened, a fourth pipeline 10 communicated with the catalytic reduction part 3 and the fan part 4 is opened, so that air to be purified is firstly filtered through the air filtering part 1 and then enters the air sterilizing part 2 for sterilizing and purifying, after the treatment is finished, the air enters the catalytic reduction part 4 for oxidizing and reducing hydroxyl radical (OH-) and ozone O3, and then is discharged from the fan part 4, and the high-quality air purifying treatment effect is achieved.
Example two
The principle of the second embodiment is the same as that of the first embodiment, except that the monitored insulation environmental factors and the combination structure are slightly different, the air purification device based on the diversified combination of filtering, sterilization and catalysis comprises an air filtering part 201, an air sterilizing part 202 and a fan part 204, the three parts of the air filtering part 201, the air sterilizing part 202 and the fan part 204 are of a module combination structure, and air under different environmental conditions is purified through different combination modes of the three parts of the air filtering part 201, the air sterilizing part 202 and the fan part 204.
The air disinfection and sterilization part is provided with a disinfection and sterilization chamber for sucking in and sterilizing and discharging air, a device for generating deep ultraviolet light to generate a photocatalyst is arranged in the chamber, OH negative ions, ozone and oxygen negative ions are slowly released into the air under the action of the deep ultraviolet photocatalyst, and the plasmas are combined with organic volatile matters and bacteria in the air and viruses with the diameter of 0.4-200 nanometers, particularly OH-based oxidized organic volatile matters and the viruses, so that the aim of removing the organic volatile matters and the viruses and losing the effect is fulfilled.
The catalytic reduction part is a module which adopts multi-branch nano-grade manganese oxide as a redox agent; the branched nano manganese oxide is filled in the cavity of the catalytic reduction part in a granular manner, air sterilized by photocatalyst is generated by deep ultraviolet light, ozone O in the air sterilized by the branched nano manganese oxide reducing agent passes through the cavity of the catalytic reduction part, and ozone O in the air is generated by the branched nano manganese oxide reducing agent3Reducing with hydroxyl radical plasma to eliminate the effect of ozone and hydroxyl radical plasma on human body.
The combination is only suitable for an unmanned air purification space to carry out air filtration and/or air disinfection and sterilization treatment, and the air purification of different environments can be realized through various combinations of the air filtration part 201, the air disinfection and sterilization part 202 and the fan part 204.
EXAMPLE III
The principle of the third embodiment is the same as that of the first embodiment, except that the monitored insulation environmental factors and structures are slightly different, the air purification device based on the filtering diversification combination comprises an air disinfection and sterilization part 302, an air reduction part 302 and a fan part 304, the three parts of the air disinfection and sterilization part 302, the air reduction part 302 and the fan part 304 are of a module combination structure, and air under different environmental conditions is purified through different combination modes of the three parts of the air disinfection and sterilization part 302, the air reduction part 302 and the fan part 304.
Furthermore, the air sterilization part is provided with a sterilization chamber for absorbing and sterilizing and discharging air, a device for generating deep ultraviolet light to generate photocatalyst is arranged in the chamber, OH negative ions, ozone and oxygen negative ions are slowly released into the air due to the action of the deep ultraviolet photocatalyst, and the plasmas are combined with organic volatile matters and bacteria in the air and viruses with the diameter of 0.4-200 nanometers, particularly OH-based oxidized organic volatile matters and the viruses, so that the aim of removing the organic volatile matters and the viruses and losing the effect is fulfilled.
Furthermore, the catalytic reduction part is a module which adopts multi-dendritic nano-scale manganese oxide as a redox agent; the branched nano manganese oxide is filled in the cavity of the catalytic reduction part in a granular manner, air sterilized by photocatalyst is generated by deep ultraviolet light, ozone O in the air sterilized by the branched nano manganese oxide reducing agent passes through the cavity of the catalytic reduction part, and ozone O in the air is generated by the branched nano manganese oxide reducing agent3Reducing with hydroxyl radical plasma to eliminate the effect of ozone and hydroxyl radical plasma on human body.
The combined mode can only adapt to the air purification environment application of air disinfection and sterilization, and can not carry out air filtration treatment.
Through the embodiment, the invention can be seen from the fact that the invention also relates to an air purification method based on filtering, sterilization and catalytic diversified combination, the modularized air filtering part, the air sterilizing part and the catalytic reduction part are combined to form a diversified combination air purification device, different air filtering part, air sterilizing part and catalytic reduction part combination modes are selected according to the requirement of the environment on air purification to carry out different purification method treatments on the air, and the purposes that the organic pollution and virus bacteria in the air can be effectively killed under the condition of high-concentration ozone and hydroxyl radical plasma when no person exists, and simultaneously, the air purification treatment can be carried out without discharging any ozone and hydroxyl radical plasma harmful to the human body when someone exists are achieved.
Furthermore, the diversified combined air purification device formed by combining the modularized air filtering part, the air sterilizing part and the catalytic reduction part is used for purifying air and dividing the air into three parts, namely air filtering, air sterilizing and catalytic reduction, and the air purification under different working conditions is realized through different combinations of the air filtering, the air sterilizing and the catalytic reduction part so as to meet the requirements of different environments.
Further, the air purification under different working conditions is realized by different combinations of air filtration, air sterilization and catalytic reduction, namely, the air purification treatment is divided into three conditions, one is air filtration and air purification in a simple environment, the other is air sterilization and air purification in an unmanned environment, and the other is air sterilization and air purification in a manned environment; different air filtering, air disinfection and sterilization and catalytic reduction combinations are selected according to three different environment conditions, so that air purification is realized by adopting different air purification combination under different environment conditions.
Further, the air filtration and air purification of the simple environment is to discharge the air directly through the air filtration part for air purification under the environmental condition that the air does not need to be disinfected and sterilized.
The air purification method based on the combination of filtration, sterilization and catalysis diversification as claimed in claim 3, wherein: the air disinfection and sterilization air purification of the unmanned environment is to carry out air purification treatment on air needing disinfection and sterilization in an unmanned space by adopting a disinfection and sterilization part or a combination of the disinfection and sterilization part and an air filtering part.
Furthermore, the air purification of air disinfection and sterilization in the manned environment is to perform harmless air purification on air needing disinfection and sterilization in manned space, firstly, the disinfection and sterilization part is adopted for disinfection and sterilization, then, the treated air is discharged after being oxidized and reduced by the catalytic reduction part, and ozone plasma is oxidized and reduced into clean air without pungent smell by the catalytic reduction part.
Furthermore, the disinfection and sterilization is provided with a disinfection and sterilization chamber which sucks in disinfection and discharges air, a device which emits deep ultraviolet light to generate a photocatalyst is arranged in the chamber, OH negative ions, ozone and oxygen negative ions are slowly released into the air due to the action of the deep ultraviolet photocatalyst, and the plasmas are combined with organic volatile matters and bacteria in the air and viruses with the diameter of 0.4-200 nanometers, particularly OH-based oxidized organic volatile matters and the viruses, so that the aim of removing the organic volatile matters and the viruses and losing the effect is fulfilled.
The above listed embodiments are only for clear and complete description of the technical solution of the present invention with reference to the accompanying drawings; it should be understood that the embodiments described are only a part of the embodiments of the present invention, and not all embodiments, and the terms such as "upper", "lower", "front", "back", "middle", etc. used in this specification are for clarity of description only, and are not intended to limit the scope of the invention, which can be implemented, and the changes or modifications of the relative relationship thereof are also regarded as the scope of the invention without substantial technical changes. Meanwhile, the structures, the proportions, the sizes, and the like shown in the drawings are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used for limiting the conditions under which the present invention can be implemented, so that the present invention has no technical essence, and any structural modification, changes in proportion relation, or adjustments of the sizes, can still fall within the range covered by the technical contents disclosed in the present invention without affecting the effects and the achievable purposes of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention has the advantages that:
the invention mainly has the following advantages by the modular multi-way combination of the air filtering part, the air sterilizing part and the catalytic reduction part:
1. according to the invention, through the flexible combination of the air filtering part, the air sterilizing part and the catalytic reduction part, different combinations can be carried out according to different environmental conditions, so that the air purification requirements of different conditions are met;
2. the invention effectively utilizes various air purification method combinations to purify the air, can fully exert the advantages of various different treatment methods, thereby achieving the high-efficiency harmless air purification effect;
3. according to the invention, the multi-dendritic nano-grade manganese oxide is used as the reducing agent, so that the specific surface area of the reducing agent can be effectively increased, and the redox effect of the reducing agent is increased;
4. the invention combines the air disinfection and sterilization part and the catalytic reduction part to form the oxidation reduction of ozone and OH groups in the air, thus effectively avoiding the adverse effect of the ozone and the OH groups on human bodies.
Claims (10)
1. An air purification method based on filtration, sterilization and catalytic diversification combination is characterized in that: the air purification device is characterized in that any more than two parts of the modularized air filtering part, the air disinfection and sterilization part and the catalytic reduction part are combined to form a diversified combined air purification device, different air filtering part, air disinfection and sterilization part and catalytic reduction part combination modes are selected according to the requirement of the environment on air purification to carry out different purification method treatment on air, so that organic pollution and virus bacteria in the air can be effectively killed under the condition of high-concentration ozone and hydroxyl radical plasmas when no person exists, and simultaneously, the air purification treatment can be carried out without discharging any ozone and hydroxyl radical plasmas harmful to human bodies when people exist.
2. The air purification method based on the combination of filtration, sterilization and catalysis diversification as claimed in claim 1, wherein: the diversified combined air purification device formed by combining more than two of the modularized air filtering part, the air sterilizing part and the catalytic reduction part is characterized in that the air purification is divided into three parts of air filtering, air sterilizing and catalytic reduction, and the air purification under different working conditions is realized through different combinations of the three parts of air filtering, air sterilizing and catalytic reduction so as to meet the requirements of different environments.
3. The air purification method based on the combination of filtration, sterilization and catalysis diversification as claimed in claim 2, wherein: the air purification under different working conditions is realized by different combinations of air filtration, air sterilization and catalytic reduction, namely, the air purification treatment is divided into three conditions, one is air filtration air purification in a simple environment, the other is air sterilization and sterilization in an unmanned environment, and the other is air sterilization and sterilization in a manned environment; different air filtering, air disinfection and sterilization and catalytic reduction combinations are selected according to three different environment conditions, so that air purification is realized by adopting different air purification combination under different environment conditions.
4. The air purification method based on the combination of filtration, sterilization and catalysis diversification as claimed in claim 3, wherein: the air filtration and air purification in the simple environment is to discharge the air directly through the air filtration part for air purification under the environmental condition that the air does not need to be disinfected and sterilized.
5. The air purification method based on the combination of filtration, sterilization and catalysis diversification as claimed in claim 3, wherein: the air disinfection and sterilization air purification of the unmanned environment is to carry out air purification treatment on air needing disinfection and sterilization in an unmanned space by adopting a disinfection and sterilization part or a combination of the disinfection and sterilization part and an air filtering part.
6. The air purification method based on the combination of filtration, sterilization and catalysis diversification as claimed in claim 3, wherein: the air purification of air disinfection and sterilization of the manned environment is to carry out harmless air purification to the air needing disinfection and sterilization in manned space, firstly adopts the disinfection and sterilization part to carry out disinfection and sterilization, then discharges the treated air after oxidation reduction of the catalytic reduction part, and carries out oxidation reduction on ozone plasma into clean air without pungent smell through the catalytic reduction part.
7. The air purification method based on the combination of filtration, sterilization and catalysis diversification as claimed in claim 5 or 6, wherein: the disinfection and sterilization is provided with a disinfection and sterilization chamber for sucking disinfection and discharging air, a device for generating deep ultraviolet light to generate a photocatalyst is arranged in the chamber, OH negative ions, ozone and oxygen negative ions are slowly released into the air under the action of the deep ultraviolet photocatalyst, and the plasmas are combined with organic volatile matters and bacteria in the air and viruses with the diameter of 0.4-200 nanometers, particularly OH-based oxidized organic volatile matters and the viruses, so that the aim of removing the organic volatile matters and the viruses and losing the effect is fulfilled.
8. The utility model provides an air purification device based on filtration, sterilization and catalysis pluralism combination, air purification device includes air filter part, air disinfection sterilization part and catalytic reduction part triplex, its characterized in that: the air filtering part, the air sterilizing part and the catalytic reduction part are of a module combined structure, and air under different environmental conditions is purified through different combination modes.
9. The air purification method and device based on the combination of filtration, sterilization and catalysis diversification as claimed in claim 8, wherein: the air disinfection and sterilization part is provided with a disinfection and sterilization chamber for sucking in and sterilizing and discharging air, a device for generating deep ultraviolet light to generate a photocatalyst is arranged in the chamber, OH negative ions, ozone and oxygen negative ions are slowly released into the air under the action of the deep ultraviolet photocatalyst, and the plasmas are combined with organic volatile matters and bacteria in the air and viruses with the diameter of 0.4-200 nanometers, particularly OH-based oxidized organic volatile matters and the viruses, so that the aim of removing the organic volatile matters and the viruses and losing the effect is fulfilled.
10. The air purification method and device based on the combination of filtration, sterilization and catalysis diversification as claimed in claim 8, wherein: the catalytic reduction part is a module which adopts multi-branch nano-grade manganese oxide as a redox agent; the branched nano manganese oxide is filled in the cavity of the catalytic reduction part in a granular manner, air sterilized by photocatalyst is generated by deep ultraviolet light, ozone O in the air sterilized by the branched nano manganese oxide reducing agent passes through the cavity of the catalytic reduction part, and ozone O in the air is generated by the branched nano manganese oxide reducing agent3Reducing with hydroxyl radical plasma to eliminate the effect of ozone and hydroxyl radical plasma on human body.
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Application publication date: 20210402 |