CN1202867C - Device and method for fast inactivating causative agent in gas with microwave - Google Patents
Device and method for fast inactivating causative agent in gas with microwave Download PDFInfo
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- CN1202867C CN1202867C CN 03131653 CN03131653A CN1202867C CN 1202867 C CN1202867 C CN 1202867C CN 03131653 CN03131653 CN 03131653 CN 03131653 A CN03131653 A CN 03131653A CN 1202867 C CN1202867 C CN 1202867C
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- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
The present invention provides a device and a method which use microwaves to quickly inactivate pathogens in gas, which relates to a disinfecting device and a method which can be nicely applied to various kinds of air purifying equipment, particularly to a device and a method which use a microwave method to quickly inactivate pathogens in gas. In the device, a permatron 4 is arranged in an inactivating cavity 7, both ends of the inactivating cavity are provided with electromagnetic shielding fences 3, the inactivating cavity is connected with an air passage 5 into a whole, the other end of the air passage is provided with a blower 1, the front end or the back end of the blower is provided with a dust filter 6, and atomizers 2 are arranged among the blower and the electromagnetic shielding fences. In the inactivation method, gas is sucked in at first and is filtered through powder dust, and then the filtered gas is humidified by using the atomizers, and finally the humidified gas is heated by using a microwave heating method to inactivate the pathogens in the gas.
Description
One, technical field
What the present invention relates to is a kind of decontaminating apparatus and method that can well be applicable in the various air cleaning facilities, and especially a kind of method of microwave of utilizing is come the device and method of the pathogen in the quick inactivating gas.
Two, technical background
Along with improving constantly of living standard, people are also improving constantly the environment requirement of life.Microorganism in the room air mainly derives from human body, and airborne dust granule, spittle droplet etc. all can become the carrier of pathogenic microorganism, are suspended in the air, enter human body by respiratory tract, cause transmission of disease.In the particularly airless more airtight environment of room air, because of humiture is suitable, sun exposure is few, helps the survival of microorganism or the propagation of pathogenic microorganism.In addition, the respiratory infectious disease is more common in many hospital infections, seek safety, effectively, air disinfection method easily, guarantee that the sterilization and the cleaning of intensive care unit(ICU) air also is crucial.Therefore propose a kind of airborne pathogen to be carried out effective disinfectant method, reduce the life and the working environment of air pollution degree to improving people, the propagation that reduces infectious disease is very important.
The method of microorganism that reduces in the room air has usually at present: one, control pollution source.As the instrument that uses disinfectant to soak makes wet cleaning, more driedly sweeps the air pollution that causes and wants light.Two, physics ventilates.Methods such as natural convection ventilation, force ventilation and filter course circulation wind are arranged.Three, ultraviolet radiation.Ultraviolet irradiation has significant effect to reducing the microorganism of living in the air, but must be noted that reasonable use, notes the protection of human body, has the people can not open in indoor, because ultraviolet has injury effect to cornea.Four, anion generator.Product take place anion can come the sensed charged grit in the absorbed air or the microorganism particle of suspension by the electric field that self forms, and reaches effect with fresh air, purification from face.Five, chemosterilant.Chemosterilant spraying or the stifling microorganism that can obviously reduce in the room air.The method also be comparison effectively and disinfection of indoor air method that can extensive use, its mechanism is that chemosterilant is dispersed into aerosol and it is contacted with microbial aerosol and kills it.These methods are obtaining using preferably in equal purifications at air, but their complex operation wastes time and energy, and what have needs High Temperature High Pressure, and what have also relates to organic toxicant, thereby but can't obtain good application having under people's the situation.
Three, summary of the invention
1, technical problem
The purpose of this invention is to provide a kind of simple in structure, easy to operate, to the device and method with pathogen in the microwave quick inactivating gas of the deactivation efficient height of pathogen, applied range.
2, technical scheme
Device with pathogen in the microwave quick inactivating gas of the present invention is made up of blower fan, nebulizer, electromagnetic shielding fence, magnetron, air channel, dust filter unit, deactivation chamber, in the deactivation chamber, be provided with magnetron, be provided with the electromagnetic shielding fence at the two ends in deactivation chamber, deactivation chamber and air channel are connected as a single entity, the other end in the air channel is provided with blower fan, front end or rear end at blower fan are provided with dust filter unit, are provided with nebulizer between blower fan and electromagnetic screen fence.The magnetron that is arranged in the deactivation chamber has a plurality of.The method of deactivation is: at first gas is sucked and through dust-filtering, then with nebulizer to the gas humidification after filtering, at last with the gas heating after to humidification of the method for microwave heating, make pathogen inactivated in the gas.
What the present invention relates to is a kind of method that adopts microwave to come pathogenic microorganism in the deactivation air.Pathogen such as antibacterial, virus is the same with any biological cell, is a kind of condensed state medium that is made of complex compounds such as water, protein, nucleic acid, carbohydrate, fat and inorganic matters.Wherein water is the main component of biological cell, content is 75～85%, because the various physiological activities of pathogen all must have water to participate in just carrying out, and the growth and breeding process of antibacterial, be that diffusion, infiltration and adsorption by cellulose finished to various nutraceutical absorptions.Under the effect of certain intensity microwave field, the thalline that is atomized also can absorb microwave energy and heat up simultaneously because of the molecular polarization relaxation.Because they are condensed state matters, intermolecular active force has aggravated microwave energy and has transformed to the energy state of heat energy.Thereby make the body internal protein be subjected to the effect that nonpolarity warm-up movement and polarity are rotated two aspects simultaneously, its space structure is changed or destroy, and make protein denaturation.After the protein denaturation, obvious variation all can take place in its dissolubility, viscosity, dilatancy, permeability, stability, and loses biological activity.On the other hand, the non-thermal effect of microwave energy has played the unexistent special role of conventional physical method in sterilization.It also is one of reason that causes pathogen death.In addition, the method for microwave deactivation can reach inactivating efficacy fast, and this method can well be suitable in the various air cleaning facilities, as air-conditioning, ventilation canal, the breadboard air filter of P3 etc.
3, beneficial effect
The present invention has compared following advantage with method in the past:
1, easy and simple to handle.(this equipment uses the intensity that only needs controlled microwave)
2, one or two fence in order to electromagnetic shielding is respectively installed at the two ends of Mi Feng metallic conduit, can air be passed through, and simultaneously microwave is confined in the metallic conduit.Can operate having under people's the situation, in the use human body is not had any negative interaction.
3, a ultrasonic concussion nebulizer can be installed in the dust filter unit rear end in the gas communication air channel, improves air and the humidity of the microorganism that contains, has to improve to be beneficial to microwave sterilization sterilization treatment effect.Deactivation efficient height to pathogen.
4, this device can be used for the equipment of all air cleanings, filtration, conditioning equipment atmospheric flow, as air filter of air-conditioning, ventilating kitchen, biocontainment laboratory etc.Applied range.Can be used for any relevant air purification processing equipment.
Four, description of drawings
Fig. 1 is a population structure sketch map of the present invention.Blower fan 1 is wherein arranged, nebulizer 2, electromagnetic shielding fence 3, magnetron 4, air channel 5, dust filter unit 6, deactivation chamber 7.
Five, the specific embodiment
Device with pathogen in the microwave quick inactivating gas of the present invention is made up of blower fan 1, nebulizer 2, electromagnetic shielding fence 3, magnetron 4, air channel 5, dust filter unit 6, deactivation chamber 7, in deactivation chamber 7, be provided with magnetron 4, be provided with electromagnetic shielding fence 3 at the two ends in deactivation chamber 7, deactivation chamber 7 is connected as a single entity with air channel 5,5 the other end is provided with blower fan 1 in the air channel, front end or rear end at blower fan 1 are provided with dust filter unit 6, are provided with nebulizer 2 between blower fan 1 and electromagnetic screen fence 3.Wherein, deactivation chamber 7 is a metallic conduit, and the microwave magnetron that is installed in the metallic conduit has 4, in pipe ends metal electromagnetic shielding fence 3 is installed and is formed pathogen inactivated device main body.By a blower fan air to be clean is sucked a circulation of air air channel, through one dust filter unit, enter the long sealing metal pipeline that magnetron is housed behind the ultrasonic atomizatio, air flow is in the process of this pipeline, discharge the microwave of certain intensity by magnetron, the intravital moisture absorption energy of airborne pathogenic microorganism is sharply heated up, cause pathogen burst apart and bioactive substance be alive, thereby reach the effect of sterilizing and purifying air.
Example 1: the ventilation shaft that a long metallic conduit and a weak point are installed respectively before the air vent of the air cleaner (as air-conditioning, ventilating kitchen etc.) of routine, fence in order to electromagnetic shielding respectively is installed at the metallic conduit two ends, four magnetrons are installed to produce the microwave of sufficient intensity at pipe interior, a ultrasound atomizer is installed, in order to strengthen airborne humidity in short ventilation shaft.Air is before discharging, after in ventilation shaft, after ultrasound atomizer atomizes, entering the long metal tube road of sealing earlier, discharge the microwave of certain intensity by four magnetrons, make contained moisture absorption energy of airborne pathogenic microorganism and intensification rapidly, the intravital moisture absorption energy of airborne pathogenic microorganism is sharply heated up, cause pathogen burst apart and bioactive substance be alive, thereby reach the effect of sterilizing and purifying air.
Example 2: air to be clean sucks the air channel under the effect of blower fan, and through behind dust filter unit and the nebulizer, be equipped with in the metallic conduit in order to the length of the fence of electromagnetic shielding at the air admission two ends.Four magnetrons are housed to produce the microwave of sufficient intensity in this pipeline, make the rapid deactivation of airborne pathogenic microorganism of this pipeline of flowing through, to reach the purpose that purifies air.
Claims (2)
1, a kind of device with pathogen in the microwave quick inactivating gas, it is characterized in that this device is by blower fan (1), nebulizer (2), electromagnetic shielding fence (3), magnetron (4), air channel (5), dust filter unit (6), deactivation chamber (7) is formed, in deactivation chamber (7), be provided with magnetron (4), be provided with electromagnetic shielding fence (3) at the two ends of deactivation chamber (7), deactivation chamber (7) is connected as a single entity with air channel (5), the other end of (5) is provided with blower fan (1) in the air channel, front end or rear end at blower fan (1) are provided with dust filter unit (6), are provided with nebulizer (2) between blower fan (1) and electromagnetic screen fence (3).
2, a kind of with the described quick inactivating method of claim 1 with the device of pathogen in the microwave quick inactivating gas, the method that it is characterized in that deactivation is: at first gas is sucked and the process dust-filtering, then with nebulizer to the gas humidification after filtering, at last with the gas heating after to humidification of the method for microwave heating, make pathogen inactivated in the gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03131653 CN1202867C (en) | 2003-06-02 | 2003-06-02 | Device and method for fast inactivating causative agent in gas with microwave |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03131653 CN1202867C (en) | 2003-06-02 | 2003-06-02 | Device and method for fast inactivating causative agent in gas with microwave |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1456358A CN1456358A (en) | 2003-11-19 |
| CN1202867C true CN1202867C (en) | 2005-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03131653 Expired - Fee Related CN1202867C (en) | 2003-06-02 | 2003-06-02 | Device and method for fast inactivating causative agent in gas with microwave |
Country Status (1)
| Country | Link |
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| CN (1) | CN1202867C (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101537196A (en) * | 2009-04-07 | 2009-09-23 | 佛山冯了性药业有限公司 | Chinese herbal pieces and crushed aggregate microwave sterilizing device |
| CN102068710A (en) * | 2011-01-18 | 2011-05-25 | 北京大学 | Equipment and method for inactivating microbes in air |
| CN102616884B (en) * | 2012-03-30 | 2014-04-02 | 宁波大学 | Microwave photocatalytic degradation treatment device for industrial wastewater containing organic pollutants |
| CN110772911B (en) * | 2018-07-30 | 2021-11-09 | 天津大学 | Microwave reaction device and reaction system for removing bioaerosol and application thereof |
| CN109939255A (en) * | 2019-04-26 | 2019-06-28 | 刘思聪 | A kind of microwave air sterilizer |
| CN111686289A (en) * | 2020-06-29 | 2020-09-22 | 异起(上海)智能科技有限公司 | Disinfection device and method |
| GB202112059D0 (en) * | 2021-08-23 | 2021-10-06 | Equipmake Ltd | An air treatment device |
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2003
- 2003-06-02 CN CN 03131653 patent/CN1202867C/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN1456358A (en) | 2003-11-19 |
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