CN113883633A - Multi-stage dynamic sterilizing and environment-friendly indoor air purifying method - Google Patents

Multi-stage dynamic sterilizing and environment-friendly indoor air purifying method Download PDF

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Publication number
CN113883633A
CN113883633A CN202111018510.8A CN202111018510A CN113883633A CN 113883633 A CN113883633 A CN 113883633A CN 202111018510 A CN202111018510 A CN 202111018510A CN 113883633 A CN113883633 A CN 113883633A
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air
module
plate
purification
filter plate
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张铁球
董华
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00Ventilation
    • F24F7/003Ventilation in combination with air cleaning
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/62Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63Electronic processing
    • F24F11/65Electronic processing for selecting an operating mode
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/89Arrangement or mounting of control or safety devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/28Arrangement or mounting of filters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • F24F8/108Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • F24F8/15Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by chemical means
    • F24F8/158Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by chemical means using active carbon
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/20Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation
    • F24F8/22Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation using UV light
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/30Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by ionisation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00Control inputs relating to air properties
    • F24F2110/50Air quality properties
    • F24F2110/64Airborne particle content
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00Control inputs relating to air properties
    • F24F2110/50Air quality properties
    • F24F2110/65Concentration of specific substances or contaminants
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Fuzzy Systems (AREA)
  • Mathematical Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)

Abstract

The multi-stage dynamic purification method of the sterilized environment-friendly indoor air comprises the following steps of S1: the monitoring module monitors ambient air and collects pollutant index information in the air; s2, processing monitoring data: the monitoring module transmits collected pollutant index information to the fresh air system controller, and an air quality collection module, an intelligent analysis processing module and an air purification execution module are arranged in the fresh air system controller; s3, dynamic purification: the air purification module is used for purifying the sucked air and discharging clean air; the air purification execution module matches corresponding electric appliance working parameters according to the classification result of each pollutant grade; the invention utilizes the monitoring module to monitor the ambient air in real time, and the working mode of the air purification module can be dynamically adjusted according to the air state, thereby realizing automatic start, stop and automatic adjustment of the power consumption of the equipment, thereby effectively ensuring the purification effect, reducing the energy consumption and being more environment-friendly.

Description

Multi-stage dynamic sterilizing and environment-friendly indoor air purifying method
Technical Field
The invention belongs to the technical field of air purification, and particularly relates to a sterilization environment-friendly indoor air multistage dynamic purification method.
Background
The air purification is to provide an integral solution of sterilization, dust reduction, haze removal, harmful decoration residue removal, peculiar smell removal and the like aiming at various indoor environmental problems, improve the living and office conditions and improve the physical and mental health; the indoor environmental pollutants and pollution sources mainly comprise radioactive gases, moulds, particles, decoration residues, second-hand smoke and the like;
present air purification equipment kind is various, can reach the purifying effect of different levels, but the purification mode is all more single, and each electrical equipment's operating power can't change and dynamic adjustment according to the environment in fixed range, and when this leads to environmental pollution degree low, equipment consumption is high, and when environmental pollution degree was low, equipment work consumption was not enough and lead to purifying effect not good.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a sterilization environment-friendly indoor air multistage dynamic purification method, which has the following specific technical scheme:
the multi-stage dynamic sterilizing and environment protecting indoor air purifying process includes the following steps:
s1, real-time monitoring: the monitoring module monitors ambient air and collects pollutant index information in the air;
s2, processing monitoring data: the monitoring module transmits collected pollutant index information to the fresh air system controller, and an air quality collection module, an intelligent analysis processing module and an air purification execution module are arranged in the fresh air system controller; the air quality acquisition module receives a pollutant index signal sent by the monitoring module, decodes the pollutant index information and transmits the pollutant index information to the intelligent analysis processing module, and the intelligent analysis processing module grades each pollutant and uploads monitoring data and analysis data to the remote monitoring server;
s3, dynamic purification: the air purification module purifies the sucked air and discharges clean air; the air purification execution module matches corresponding electrical appliance working parameters according to the classification result of each pollutant grade, and dynamically adjusts the air purification module according to the electrical appliance working parameters.
Further, the pollutant index information comprises a particle pollution index, a microorganism pollution index and a harmful gas pollution index.
Further, the monitoring module comprises a dust concentration sensor, a biosensor and a smoke concentration monitoring module.
Further, a dust concentration sensor and a smoke concentration monitoring module which are exposed and leaked in the air collect pollutant index information in the air, a fan is started, and external air is sucked in at negative pressure;
primary filtration: the air flow passes through the cover plate and the screen plate to remove large particles in the air;
secondary filtration: the air flow passes through the high-efficiency filter plate to remove fine particles in the air;
and (3) three-stage filtration: the airflow passes through the activated carbon filter plate to remove harmful gases in the air;
four-stage filtration: the air flow enters a plasma disinfection cavity, a UV deep ultraviolet generator, a high-pressure plasma generator and a biosensor are arranged in the plasma disinfection cavity, the biosensor detects air after three-stage filtration, whether microorganisms exist in the air is judged, and if the microorganisms exist in the air, the microorganisms in the air are removed;
and discharging the purified clean air.
Further, the air purification execution module dynamically adjusts the manner as follows: starting or closing the exhaust fan and adjusting the rotating speed of the exhaust fan; starting or closing the UV deep ultraviolet light generator and adjusting the working power of the UV deep ultraviolet light generator; starting or closing the high-voltage plasma generator and adjusting the working power of the high-voltage plasma generator.
Further, apron, screen cloth board, high-efficient filter, active carbon filter and plasma disinfection chamber all lay in proper order in middle shell, the inner wall of middle shell is equipped with the conflict post perpendicularly, the inner conflict of active carbon filter is on the conflict post, the outer terminal surface of middle shell rotates the outer baffle of connection, the downwardly extending of outer baffle to the outside of apron, the tip screw thread of outer baffle runs through set screw, set screw's the inner conflict is at the lateral surface of apron.
Furthermore, ventilation grooves distributed in a transverse linear array are formed in the cover plate, and the ventilation grooves are vertical long strips.
Furthermore, the inside of the screen plate is provided with vent holes distributed in a rectangular array, the vent holes in the same vertical column are opposite to a vent groove, and the inner diameter of each vent hole is not larger than the width of the vent groove.
Further, high-efficient filter includes first outer frame and first filter, the laminating of first outer frame is arranged in middle shell, first filter shutoff is embedded in first outer frame, first filter is vertical distribution's fold structure.
Furthermore, the activated carbon filter plate comprises a second outer frame, a second filter plate, a positive plate and a negative plate, the second outer frame is attached to and arranged in the middle shell, the second filter plate is embedded in the second outer frame, and the second filter plate is of a vertically-distributed folded structure; the inner wall of one side of second frame is equipped with the positive plate, the opposite side inner wall is equipped with the negative plate, the left and right sides of second filter is located to positive plate, negative plate symmetry, positive plate, negative plate electric connection machine case.
The invention has the beneficial effects that: utilize the control module to carry out real-time supervision to ambient air, the mode of air purification module can be according to air condition and dynamic adjustment, realizes automatic start, closes, the automatic adjustment equipment consumption to effectual assurance purifying effect reduces the energy consumption, more environmental protection.
Drawings
FIG. 1 is a flow chart of the multi-stage dynamic purification method for sterilizing and environmental-friendly indoor air according to the present invention;
FIG. 2 is a schematic diagram showing the operation mode of the air purification execution module of the present invention;
FIG. 3 is a schematic diagram illustrating the operation mode of the remote monitoring server of the present invention;
FIG. 4 is a schematic structural diagram of the air purification module of the present invention;
FIG. 5 shows an enlarged schematic view at A of FIG. 3;
FIG. 6 shows a schematic of the construction of the intermediate housing of the present invention;
FIG. 7 is a schematic view showing the overall structure of the air cleaner of the present invention;
FIG. 8 shows a schematic view of the cover plate structure of the present invention;
FIG. 9 shows a schematic representation of the screen panel construction of the present invention;
FIG. 10 shows a schematic of the high efficiency filter plate construction of the present invention;
fig. 11 shows a schematic view of the structure of the activated carbon filter plate of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments 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.
Examples
As shown in fig. 1, the sterilization environment-friendly indoor air multi-stage dynamic purification method comprises the following steps:
s1, real-time monitoring: the monitoring module monitors ambient air and collects pollutant index information in the air; the pollutant index information comprises a particle pollution index, a microbial pollution index and a harmful gas pollution index, and the monitoring module comprises a dust concentration sensor, a biosensor and a flue gas concentration monitoring module;
the dust concentration sensor is used for monitoring the concentration of large-particle dust in the air; is responsible for collecting the particle pollution index;
the smoke concentration monitoring module integrates a smoke concentration sensor, a sulfur dioxide concentration sensor, a nitrogen oxide concentration sensor, a carbon oxide concentration sensor and a toxic gas sensor; the device is used for monitoring the quantity of fine flue gas particles and the content of various harmful gases in air; is responsible for collecting pollution indexes of harmful gases;
a biosensor is an instrument that is sensitive to a biological substance and converts its concentration into an electrical signal for detection; is an analysis tool or system which is composed of an immobilized biological sensitive material as an identification element, a proper physicochemical transducer and a signal amplification device; the biosensor has the functions of a receiver and a converter; the chip can rapidly detect and inactivate viruses and bacteria, and the biosensor is integrated in the UV deep ultraviolet generator; is responsible for collecting the microbial contamination index;
s2, processing monitoring data: the monitoring module transmits collected pollutant index information to the fresh air system controller, and an air quality collection module, an intelligent analysis processing module and an air purification execution module are arranged in the fresh air system controller; the air quality acquisition module receives a pollutant index signal sent by the monitoring module, decodes the pollutant index information and transmits the pollutant index information to the intelligent analysis processing module, and the intelligent analysis processing module grades each pollutant and uploads monitoring data and analysis data to the remote monitoring server;
the intelligent analysis processing module grades the particle pollution indexes to zero level and N level (N is greater than 0 and is a positive integer); the N stages are exemplified as first stage and second stageAnd the third level, wherein the first level is a low risk level, and the index interval is 0-100 mu g/m3(ii) a The second level is the medium risk level, and the index interval is 100-200 mu g/m3(ii) a Three levels are high risk levels, the index interval is more than 200 mu g/m3(ii) a The zero-order index interval is 0-50 mu g/m3
The intelligent analysis processing module grades the microbial pollution index to zero level and N level (N is greater than 0 and is a positive integer); the N grades are exemplarily a first grade, a second grade and a third grade, wherein the first grade is a low risk grade, and the index interval is 1500-3(ii) a The second level is the medium risk level, and the index interval is 2500-5500CFU/m3(ii) a The third level is a high risk level, and the index interval is more than or equal to 5500 mu g/m3(ii) a The zero-order index interval is less than or equal to 1500CFU/m3
The intelligent analysis processing module classifies the pollution indexes of the harmful gases into zero level and N level (N is greater than 0 and is a positive integer); the index of the harmful gas is determined according to the national standard Air Pollution Index (API), N levels are exemplarily a first level, a second level and a third level, the first level is a low risk level, and the index interval is 101-; the second level is the medium risk level, and the index interval is 151-200; the third level is a high risk level, and the index interval is more than or equal to 201; the zero-order index interval is less than or equal to 100;
the remote monitoring server can dynamically monitor the working state of the purifier in real time, and can store monitoring data and analysis data in real time in a large amount;
s3, dynamic purification: the air purification module purifies the sucked air and discharges clean air; the air purification execution module matches corresponding electrical appliance working parameters according to the classification result of each pollutant grade and dynamically adjusts the air purification module according to the electrical appliance working parameters;
the working method of the air purification module specifically comprises the following steps:
1. a dust concentration sensor and a smoke concentration monitoring module which are exposed and leaked in the air collect pollutant index information in the air, a fan is started, and external air is sucked in at negative pressure;
2. the air flow passes through the cover plate and the screen plate to remove large particles in the air; the filter is used for filtering particles with PM larger than 2.5, such as scurf, hair, dust and the like;
3. the air flow passes through the high-efficiency filter plate to remove fine particles in the air; the filter can filter pollen, mite dust, smoke dust, mould spores, textile fibers and other fine particles, achieves the purification of 99.99% aiming at the national standard PM2.5, and can filter particles smaller than 0.03 um;
4. the airflow passes through the activated carbon filter plate to remove harmful gases in the air; formaldehyde, benzene, dimethylbenzene, smoke, odor and the like in the air can be effectively adsorbed;
5. the air flow enters a plasma disinfection cavity, a UV deep ultraviolet generator, a high-pressure plasma generator and a biosensor are arranged in the plasma disinfection cavity, the biosensor detects the air after the three-stage filtration, judges whether microorganisms exist in the air or not, and removes the microorganisms in the air if the microorganisms exist in the air; can destroy DNA or RNA in microorganism cells to cause growth cell death, and can kill Escherichia coli, Staphylococcus aureus, Klebsiella, virus, etc.; the working power of the high-voltage plasma generator can be adjusted in a range of 5000-10000V; the biosensor is arranged in the UV deep ultraviolet light generator and can be integrated in a control system of the UV deep ultraviolet light generator, power supply and linkage control are facilitated, meanwhile, the biosensor is designed in the plasma disinfection cavity and is not used for directly detecting the number of microorganisms in the air, if the number of the microorganisms in the air is directly detected, power consumption is too high and is not accurate enough, and the microorganisms filtered by three stages can be removed in the plasma disinfection cavity, so that detection is more accurate, and the UV deep ultraviolet light generator and the high-pressure plasma generator can work in a targeted manner;
6. and discharging the purified clean air.
The air purification execution module dynamically adjusts the mode as follows:
the first mode is as follows: if the particle pollution index, the microbial pollution index and the harmful gas pollution index are all zero grade, the exhaust fan, the UV deep ultraviolet light generator and the high-pressure plasma generator are all closed; the air purification module does not work;
and a second mode: when any one or more of the particle pollution index, the microbial pollution index and the harmful gas pollution index is in the N level, starting the exhaust fan;
and a third mode:
if the microbial pollution index is zero level and the harmful gas pollution index is low level, turning off the UV deep ultraviolet light generator and the high-pressure plasma generator;
if the microbial pollution index is zero level and the harmful gas pollution index is middle level or above, the filtering capability of the high-efficiency filter plate and the activated carbon filter plate is insufficient, the UV deep ultraviolet light generator is closed, the high-voltage plasma generator is started, and the working power of the high-voltage plasma generator is changed according to the level;
if the microbial pollution index is low, the high-efficiency filter plate and the activated carbon filter plate cannot clean microorganisms, starting the high-voltage plasma generator, closing the UV deep ultraviolet light generator, and changing the working power of the high-voltage plasma generator according to the grade;
and if the microbial pollution index is at the middle level or above, starting the high-voltage plasma generator and the UV deep ultraviolet light generator, and changing the working power of the high-voltage plasma generator and the UV deep ultraviolet light generator according to the level grade.
By the above mode, dynamic adjustment can be realized, the purifying effect is effectively guaranteed, the energy consumption is reduced, and the device is more environment-friendly.
In order to realize the above-mentioned purification function, now provide with the structural design of following air purification module:
examples
As shown in fig. 4, the air purification module includes a middle housing 1, the middle housing 1 has a rectangular frame structure, both sides of the middle housing are open structures, a multistage filtering assembly 2 is embedded in the front portion of the interior of the middle housing 1, the tail portion of the middle housing 1 is assembled and connected with an air collecting plate 3, the back of the air collecting plate 3 is assembled and connected with a rear cover 4, a fan 41 is installed at the center of the rear cover 4, and air outlets 42 are formed in both sides of the rear cover 4; the bottom of the rear cover body 4 is provided with a power module 42, the top of the middle shell 1 is provided with a case 5, and the power module 42 is electrically connected with the case 5; when the air purifier works, air sucked by negative pressure can be filtered for large particles and harmful gases in the air through the multistage filtering assemblies, and finally, clean air is discharged through the air outlets on the two sides; the air collecting plate can collect air, and the air is prevented from overflowing from other positions.
As shown in fig. 7, the multistage filter assembly 2 comprises a cover plate 21, a screen plate 22, a high-efficiency filter plate 23 and an activated carbon filter plate 24, wherein the cover plate 21, the screen plate 22, the high-efficiency filter plate 23 and the activated carbon filter plate 24 are sequentially attached and assembled into a whole from outside to inside; apron, screen cloth board, high-efficient filter and active carbon filter can carry out the level four to the air and filter.
As shown in fig. 8, ventilation slots 211 distributed in a transverse linear array are formed in the cover plate 21, and the ventilation slots 211 are vertically long; the vertical strip-shaped ventilation slot is an air inlet and can isolate and filter impurities with the maximum volume;
as shown in fig. 9, the interior of the screen plate 22 is provided with vent holes 221 distributed in a rectangular array, the vent holes 221 located in the same vertical column are arranged opposite to one vent groove 211, and the inner diameter of each vent hole 221 is not greater than the width of the vent groove 211; the ventilation holes distributed in a rectangular shape can filter impurities in the middle volume, the large-size design and the relative distribution design of the inner diameter can realize that the air exhausted by the ventilation groove can be directly exhausted into the ventilation holes, the flow direction stability of the air flow is ensured, bias flow is avoided, meanwhile, the impurities can also be directly filtered by the ventilation holes, and the impurities are directly gathered at the positions of the ventilation grooves, so that the direct observation and the simple cleaning of a user are facilitated; illustratively, the screen plate is 0.3mm aluminum;
as shown in fig. 10, the high-efficiency filter plate 23 includes a first outer frame 231 and a first filter plate 232, the first outer frame 231 is attached to the middle housing 1, the first filter plate 232 is embedded in the first outer frame 231, and the first filter plate 232 is a vertically distributed pleated structure; the first outer frame is made of aluminum, and the attachment surface can be increased due to the corrugated structure;
the part of PM > 2.5 in the air is filtered by a first filter plate which is woven by carbon fiber; adopt carbon fiber structure, can convenient to detach high-efficient filter of washing, so can the used repeatedly, traditional non-woven filter cloth only single use, can't wash, and only change leads to use cost height.
As shown in fig. 11, the activated carbon filter plate 24 includes a second outer frame 241, a second filter plate 242, a positive plate 243 and a negative plate 244, the second outer frame 241 is attached to the middle housing 1, the second filter plate 242 is embedded in the second outer frame 241, and the second filter plate 242 has a vertically distributed pleated structure; a positive plate 243 is arranged on the inner wall of one side of the second outer frame 241, a negative plate 244 is arranged on the inner wall of the other side of the second outer frame 241, the positive plate 243 and the negative plate 244 are symmetrically arranged on the left side and the right side of the second filter plate 242, and the positive plate 243 and the negative plate 244 are electrically connected with the case 5; the second filter plate is formed by compounding carbon fibers and activated carbon powder, and the carbon fiber mesh covers the outside of the activated carbon powder and can integrate the adsorption capacity of the activated carbon and the filtering capacity of the carbon fiber mesh; the design of positive plate, negative plate can produce the electric field for on the positive and negative ion of particulate matter adsorbs positive plate, the negative plate that corresponds, and leave carbon fiber net, active carbon granule, so can realize the self-cleaning of second filter, need not often to dismantle, change, reduction use cost.
As shown in fig. 1, the area between the multistage filter assembly 2 and the wind-gathering plate 3 is a plasma disinfection chamber 11, and a UV deep ultraviolet light generator 113 and a high-pressure plasma generator 112 are installed inside the plasma disinfection chamber 11; the UV deep ultraviolet light generator and the high-voltage plasma generator can be used for killing microorganisms such as viruses and bacteria.
As shown in fig. 4, a contact column 12 is vertically disposed on an inner wall of the middle housing 1, an inner end of the second outer frame 241 abuts against the contact column 12, an outer end surface of the middle housing 1 is rotatably connected to an outer baffle 6, the outer baffle 6 extends downward to an outer side of the cover plate 21, an end thread of the outer baffle 6 penetrates through a positioning screw 61, and an inner end of the positioning screw 61 abuts against an outer side surface of the cover plate 21; when the wind-collecting plate is installed, a plurality of reserved mounting plates 111 are installed on the outer side surface and the bottom of the wind-collecting plate, the side part and the bottom of the middle shell are fixed with the reserved mounting plates through screws, the top of the middle shell is fixedly connected with a case through a connecting plate, a PLC plate is arranged in the middle of the interior of the case, an operating button and a display screen are arranged on the surface of the case, and the PLC plate is electrically connected with the operating button and the display screen; when in positioning, the outer baffle can be rotated, the outer baffle stops the cover plate from the outside, and then the screws are screwed on, so that the positioning of the multistage filtering component can be realized; when the multistage filter assembly is needed to be filtered, the positioning screws are unscrewed, the outer baffle plate is rotated outwards, so that the cover plate, the screen plate and the efficient filter plate can be taken down one by one, and the cover plate, the screen plate and the efficient filter plate can be washed conveniently.
Above-mentioned air purification module is when implementing:
assembling: embedding an active carbon filter plate 24 into the middle shell 1, enabling the inner end face of the active carbon filter plate 24 to be abutted against the abutting column 12, then embedding a high-efficiency filter plate 23, a screen plate 22 and a cover plate 21, finally rotating the outer baffle plate 6, screwing a positioning screw 61, and positioning the cover plate 21;
two high-pressure plasma generators 112 are arranged at the bottom of the plasma disinfection chamber 11, and a UV deep ultraviolet light generator 113 is arranged at the top of the plasma disinfection chamber 11; mounting the reserved mounting plate 111 at the outer ring of the outer side surface of the wind-collecting plate 3;
fixedly connecting the side part and the bottom part of the middle shell 1 with a reserved mounting plate 111 through screws, and finally fixing the rear cover body 4 on the back part of the wind-gathering plate 3, wherein a fan 41 and a power supply module are arranged in the rear cover body 4; fixing the case 5 on the middle shell 1;
purifying: the cover plate 21 and the screen plate 22 filter impurities, the high-efficiency filter plate 23 and the activated carbon filter plate 24 filter fine particles and harmful gases, if a large amount of bacteria and viruses exist in the air, the UV deep ultraviolet light generator 113 and the high-pressure plasma generator 112 are started to clean the bacteria and the viruses, and finally clean air is discharged.
It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the present invention as defined by the appended claims.

Claims (10)

1. The multi-stage dynamic sterilizing and environment protecting indoor air purifying process includes the following steps: the dynamic purification method comprises the following steps:
s1, real-time monitoring: the monitoring module monitors ambient air and collects pollutant index information in the air;
s2, processing monitoring data: the monitoring module transmits collected pollutant index information to the fresh air system controller, and an air quality collection module, an intelligent analysis processing module and an air purification execution module are arranged in the fresh air system controller; the air quality acquisition module receives a pollutant index signal sent by the monitoring module, decodes the pollutant index information and transmits the pollutant index information to the intelligent analysis processing module, and the intelligent analysis processing module grades each pollutant and uploads monitoring data and analysis data to the remote monitoring server;
s3, dynamic purification: the air purification module is used for purifying the sucked air and discharging clean air; the air purification execution module matches corresponding electrical appliance working parameters according to the classification result of each pollutant grade, and dynamically adjusts the air purification module according to the electrical appliance working parameters.
2. The multi-stage dynamic purification method for sterilizing and environment-friendly indoor air according to claim 1, characterized in that: the pollutant index information comprises a particle pollution index, a microbial pollution index and a harmful gas pollution index.
3. The multi-stage dynamic purification method for sterilizing and environment-friendly indoor air according to claim 1, characterized in that: the monitoring module comprises a dust concentration sensor, a biosensor and a smoke concentration monitoring module.
4. The multi-stage dynamic purification method for sterilizing and environment-friendly indoor air according to claim 3, characterized in that: the working method of the air purification module specifically comprises the following steps:
a dust concentration sensor and a smoke concentration monitoring module which are exposed and leaked in the air collect pollutant index information in the air, a fan is started, and external air is sucked in at negative pressure;
primary filtration: the air flow passes through the cover plate and the screen plate to remove large particles in the air;
secondary filtration: the air flow passes through the high-efficiency filter plate to remove fine particles in the air;
and (3) three-stage filtration: the airflow passes through the activated carbon filter plate to remove harmful gases in the air;
four-stage filtration: the air flow enters a plasma disinfection cavity, a UV deep ultraviolet generator, a high-pressure plasma generator and a biosensor are arranged in the plasma disinfection cavity, the biosensor detects the air after the three-stage filtration, judges whether microorganisms exist in the air or not, and removes the microorganisms in the air if the microorganisms exist in the air;
and discharging the purified clean air.
5. The multi-stage dynamic purification method for sterilizing and environment-friendly indoor air according to claim 4, characterized in that: the air purification execution module dynamically adjusts the mode as follows: starting or closing the exhaust fan and adjusting the rotation speed of the exhaust fan; starting or closing the UV deep ultraviolet light generator and adjusting the working power of the UV deep ultraviolet light generator; starting or closing the high-voltage plasma generator and adjusting the working power of the high-voltage plasma generator.
6. The multi-stage dynamic purification method for sterilizing and environment-friendly indoor air according to claim 4, characterized in that: apron, screen cloth board, high-efficient filter, active carbon filter and plasma disinfection chamber all lay in proper order in middle shell, the inner wall of middle shell is equipped with the conflict post perpendicularly, the inner conflict of active carbon filter is on the conflict post, the outer terminal surface of middle shell is rotated and is connected outer baffle, the downwardly extending of outer baffle to the outside of apron, the tip screw thread of outer baffle runs through set screw, set screw's the inner conflict is at the lateral surface of apron.
7. The multi-stage dynamic purification method for sterilizing and environment-friendly indoor air according to claim 6, characterized in that: the interior of the cover plate is provided with ventilation grooves distributed in a transverse linear array mode, and the ventilation grooves are vertical long strips.
8. An efficient multi-stage indoor air purifier as defined in claim 7, wherein: the inside of gauze element is seted up the ventilation hole that the rectangular array distributes, and the ventilation hole that is located same vertical row sets up with a ventilation groove relatively, the internal diameter of ventilation hole is not more than the width of ventilation groove.
9. An efficient multi-stage indoor air purifier as defined in claim 6, wherein: the high-efficiency filter plate comprises a first outer frame and a first filter plate, the first outer frame is attached to the middle shell, the first filter plate is plugged and embedded into the first outer frame, and the first filter plate is of a vertically-distributed folded structure.
10. An efficient multi-stage indoor air purifier as defined in claim 6, wherein: the active carbon filter plate comprises a second outer frame, a second filter plate, a positive plate and a negative plate, the second outer frame is attached to and arranged in the middle shell, the second filter plate is embedded in the second outer frame, and the second filter plate is of a vertically-distributed corrugated structure; the inner wall of one side of the second outer frame is provided with a positive plate, the inner wall of the other side of the second outer frame is provided with a negative plate, and the positive plate and the negative plate are symmetrically arranged on the left side and the right side of the second filter plate.
CN202111018510.8A 2021-09-01 2021-09-01 Multi-stage dynamic sterilizing and environment-friendly indoor air purifying method Pending CN113883633A (en)

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