CN106268301B - Air purifying and filtering system with super-strong adsorption force - Google Patents
Air purifying and filtering system with super-strong adsorption force Download PDFInfo
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- CN106268301B CN106268301B CN201610745426.9A CN201610745426A CN106268301B CN 106268301 B CN106268301 B CN 106268301B CN 201610745426 A CN201610745426 A CN 201610745426A CN 106268301 B CN106268301 B CN 106268301B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8678—Removing components of undefined structure
- B01D53/8687—Organic components
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
- A61L2/022—Filtration
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/16—Disinfection, sterilisation or deodorisation of air using physical phenomena
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/16—Disinfection, sterilisation or deodorisation of air using physical phenomena
- A61L9/18—Radiation
- A61L9/20—Ultra-violet radiation
- A61L9/205—Ultra-violet radiation using a photocatalyst or photosensitiser
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/16—Disinfection, sterilisation or deodorisation of air using physical phenomena
- A61L9/22—Ionisation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/32—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by electrical effects other than those provided for in group B01D61/00
- B01D53/323—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by electrical effects other than those provided for in group B01D61/00 by electrostatic effects or by high-voltage electric fields
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/20707—Titanium
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/80—Type of catalytic reaction
- B01D2255/802—Photocatalytic
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/708—Volatile organic compounds V.O.C.'s
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/91—Bacteria; Microorganisms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/06—Polluted air
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/80—Employing electric, magnetic, electromagnetic or wave energy, or particle radiation
- B01D2259/818—Employing electrical discharges or the generation of a plasma
Abstract
The invention discloses a purifying air filtering system with super strong adsorption force, wherein two purifying cylinders and purifying groups which are arranged in parallel at equal distance are arranged in a purifier shell, and each purifying cylinder is internally provided with a diversion fan, two ionized layers and a filtering layer; a high-voltage electrode plate and a dust collecting electrode plate are arranged in the filter layer, and the dust collecting electrode plate is made of foam metal; the purifier shell is also provided with a PM2.5 detection broadcasting device, and the PM2.5 detection broadcasting device comprises a PM2.5 sensor, a voice broadcasting device and a timer; each purification group comprises two electrode plates, two insulating ceramic plates, an air inlet, two sealing plates and a TiO2 photocatalyst. The invention has the advantages of short air purifying time, energy saving, environmental protection and no toxicity for purifying air, and solves the problems that the display of the traditional air purifier is unclear and inaccurate due to the fact that the display mode of the LED screen display is easily interfered by the magnetic field generated by the high-voltage electrode plate.
Description
Technical Field
The invention relates to the field of air purification, in particular to a purifying air filtering system with super-strong adsorption force.
Background
With the development of industrialization, more and more pollutants in the air are harmful to human health, and the largest harmful particles are toxic particles with the diameter equal to or smaller than PM2.5, especially organic volatile matters (VOC), such as: benzene, formaldehyde, acetone, paint, etc. When the human body inhales the toxic particles with the diameter smaller than PM2.5, the human body cannot discharge the toxic particles out of the body through the purification function of the lung, the toxic particles can enter various organs of the human body through the blood circulation system, the burden of the organs of the human body is increased, and long-term inhalation of the toxic substances can cause illness to the human body, so that the health of the human body is affected.
The air purifier on the market mainly has the following problems: 1. the inlet and the outlet of the purified air have low purification speed, so that the purification consumes very long time, wastes electric power resources and is not beneficial to economy and environmental protection. 2. Plasma-type purifiers often accompany the formation of some undesirable intermediates during the purification process, which require further processing. 3. In the operation process of the plasma purifier, ultraviolet light which has a wide frequency spectrum and is enough to drive the photocatalyst is generated, and usually the resource is wasted. 4. The excitation light source of the air purifier of the nano photocatalysis technology is usually an ultraviolet lamp tube, the service life of the lamp tube is usually short, and the replacement cost is high. 5. The LED screen display is adopted for display, the function of the LED screen display for realizing stable display is required to follow a dynamic scanning rule, and the display is easy to be interfered by a magnetic field generated by a high-voltage electrode plate, so that the display is unclear and inaccurate.
Disclosure of Invention
The invention aims to provide a purifying air filtering system with super-strong adsorption force, which solves the problems that the traditional air purifier limits the direction of an air inlet and an air outlet, the purifying air consumes long time and cannot realize energy-saving, environment-friendly and nontoxic purifying air; the air purifier solves the problems that the display mode of the traditional air purifier adopting an LED screen display is easy to be interfered by a magnetic field generated by a high-voltage electrode plate, so that the display is unclear and inaccurate.
The invention is realized by the following technical scheme:
the purifying air filtering system with super strong adsorption force comprises a purifier shell, wherein two purifying cylinders are arranged in the purifier shell, and the purifying cylinders are of a cylindrical cavity structure; a diversion air port is arranged at the top of each purifying cylinder, and a diversion fan is arranged in the diversion air port; two ionized layers and a filter layer are arranged in the purifying cylinder, one ionized layer is positioned between the guide fan and the filter layer, and the other ionized layer is positioned between the filter layer and the bottom of the purifying cylinder; the high-voltage electrode plates and the dust collecting electrode plates are arranged in the filter layer, are alternately arranged in parallel along the air flow direction of the air port and equidistantly form a plurality of air flow channels; the dust collecting polar plate is made of foam metal; the purifier shell is also provided with a PM2.5 detection broadcasting device, and the PM2.5 detection broadcasting device comprises a PM2.5 sensor, a voice broadcasting device and a timer;
the bottom of the two purifying cylinders is provided with purifying groups which are arranged in parallel at equal distance, each purifying group comprises two electrode plates, two insulating ceramic plates, an air inlet and two sealing plates, the two insulating ceramic plates are arranged in parallel, a purifying channel is formed between the two insulating ceramic plates, two ends of the purifying channel are respectively connected with one sealing plate, and the air inlet is arranged on each sealing plate; an electrode plate is fixed on the outer side of the purification channel formed by the insulating ceramic plate, and a nano-scale TiO2 photocatalyst is coated on the inner wall of the purification channel formed by the insulating ceramic plate.
The invention has the following maximum improvement points with the traditional air purifier: 1. the air inlet and outlet direction is not limited, and the air guide air outlet can be used as an air inlet or an air outlet, so that the problems that the traditional air purifier can only inlet air from one direction and outlet air from the other direction, the air purification time is long, and the purification efficiency is too low are solved. The purifier is mainly characterized in that two purifying cylinders are arranged in a purifier shell, each purifying cylinder is of a cylindrical cavity structure, a diversion air port is arranged at the top of each purifying cylinder, and a diversion fan is further arranged in each diversion air port; two layers of ionized layers and a filter layer are arranged in the purifying cylinder, one ionized layer is positioned between the guide fan and the filter layer, and the other ionized layer is positioned between the filter layer and the bottom of the purifying cylinder; the high-voltage electrode plates and the dust collecting electrode plates are alternately arranged in parallel along the airflow direction of the air port and equidistantly form a plurality of airflow channels. 2. The low-temperature plasma technology and the nano photocatalysis technology are organically combined instead of being simply combined in series, so that the purification efficiency of the photocatalysis purification technology is improved, the generation of intermediate products of plasma purification is greatly reduced, the intermediate products are finally converted into H2O and CO2, and the method has the advantages of environmental protection, economy and low cost. The main appearance is that: an electrode plate is fixed on the outer side of the purification channel formed by the insulating ceramic plate, and a nano-scale TiO2 photocatalyst is coated on the inner wall of the purification channel formed by the insulating ceramic plate. 3. The dust collecting polar plate made of foam metal is adopted, the contact area between dust particles and the dust collecting polar plate is increased by the air holes of the foam metal, and the problems that the traditional dust collecting polar plate is a solid plate, the dust adsorption capacity is limited, the collected dust is easily taken away again by air flow, and the purification efficiency is unstable are solved. 4. Still be provided with PM2.5 detection on the clarifier shell and report the device, PM2.5 detection report the device and include PM2.5 sensor, voice broadcast ware, timer, solved and adopted the interference of the magnetic field that LED screen display mode received the high-voltage electrode piece to produce easily, lead to the display to show unclear, inaccurate problem.
The specific expression is as follows: the air purifier is started, the diversion fan starts to rotate, the flow speed of air is accelerated, and indoor dust particles are sucked into the purifying cylinder by the diversion fan. The ionized layer at the top of the purifying cylinder releases high-voltage electricity, so that dust particles passing through the ionized layer carry charges (q), when the charged dust particles pass through a diversion channel formed by the high-voltage electrode plate and the dust collecting electrode plate, the high-voltage electrode plate is acted by electric field force (F=Eq) perpendicular to the direction of the integrated electrode plate, a part of particles pass through ventilation holes of foam metal self under the action of electric field force (F=Eq) and air flow force combination force to enter other air flow channels, and a part of particles directly pass through ventilation holes of the foam metal self under the action of air flow to enter other air flow channels, and the particles entering other air flow channels are adsorbed on the dust collecting electrode plate made of foam metal under the action of generated electric field force and air flow force combination force. Compared with the prior art, the contact area of particles and the dust collecting polar plate is greatly increased by utilizing the ultrafine air holes of the foam metal, the dust holding rate of the dust collecting polar plate is increased, and the probability of being taken away again by air flow is reduced.
The air flow after dedusting and part of dust particles which are not captured are filtered and sterilized by a purifying group positioned at the bottom of the purifying cylinder, and then enter the other purifying cylinder, and are captured by a dust collecting polar plate in the other purifying cylinder in a similar way. The ionized layer at the bottom of the top of the purifying cylinder makes a part of particles without electrification charge, so that more dust particles can be captured, the purifying efficiency of the air purifier is further increased, and meanwhile, the two purifying cylinders simultaneously operate to form a purifying exchange channel, so that the time for purifying air is reduced.
The PM2.5 sensor collects dust particles in the air through a beta-ray method, the collected information is processed and then connected with the voice broadcasting device, the voice broadcasting device is further connected with a timer, the broadcasting time is set manually, the indoor PM2.5 value of the current day can be broadcasted at a certain time point every day, and the PM2.5 detection broadcasting device well solves the problems that the display of an LED display is unclear and inaccurate.
The purification principle of the purification group is specifically as follows: the electrode plate is connected with a power supply to discharge, so that a purifying channel formed by the ceramic plate forms a discharging area, plasma is generated in the discharging area, and meanwhile, in the discharging working process, the frequency spectrum is wider and ultraviolet light which is enough to drive the photocatalyst is generated. 1. The broadband ultraviolet light acts on the nano-electrode TiO2 photocatalyst coated on the insulating ceramic plate to enable the TiO2 catalyst to generate electron-hole pairs, and then the oxidation-reduction degradation is carried out on harmful gas molecules in the air adsorbed on the catalyst, so that the aim of purifying the air is achieved; 2. the non-thermal balance plasma is obtained in a high-voltage discharge mode, namely, a large number of active particles such as O, OH, N groups and the like generated by high-energy electrons or excitation of the high-energy electrons are generated, chemical bonds such as C-H, C-C and the like are destroyed, oxidation reduction degradation is carried out on gas harmful molecules, and CO2 and H2O are finally generated, so that the aim of purifying air is achieved; 3. by utilizing the adsorption capacity of Ti02, the contact opportunity of active particles and pollutant molecules can be increased, so that the degradation efficiency is enhanced; 4. the Ti02 material is easy to obtain, low in price and simple in production process, has high cost performance, and in addition, active particles generated by low-temperature plasmas have short service life, the synergistic effect of the plasmas and the photocatalyst can expand a reaction area, degradation of pollutants in an afterglow area and a cold trap area can be realized, the energy consumption of the reaction is reduced, a part of expenses are saved for production of equipment, and meanwhile, the later-period operation cost is reduced. 5. The addition of the nano Ti02 photocatalyst can reduce byproducts (CH) generated in the plasma discharge process, trace byproducts generated by decomposition, and degrade pollutants into harmless small molecular particles such as CO, H20 and the like.
The sealing plate is made of polytetrafluoroethylene plates. The polytetrafluoroethylene plate is a high molecular compound polymerized by tetrafluoroethylene, has a structural formula of- [ -CF2-CF2- ] n-, has excellent chemical stability, is not corroded by known acid, alkali, salt, oxidant and the like, and is one of the most corrosion-resistant materials in the world. And the polytetrafluoroethylene plate has good electrical insulation property, ageing resistance and excellent temperature resistance (can work for a long time at the temperature of +250 ℃ to-180 ℃) and has no toxicity to people, so the polytetrafluoroethylene plate is very suitable for being used as the sealing material of the invention.
The two electrode plates are respectively connected with the positive electrode and the negative electrode of the power supply. This positively charges one of the electrode plates. And a negatively charged discharge is conducted against the diversion channel formed by the insulating ceramic plate to form a discharge area.
The high-voltage electrode plate is connected with the positive electrode of the high-voltage power supply through electrical connection, and the dust collecting electrode plate is electrically connected with the ground. The high voltage electrode plate can generate a field intensity to the dust collecting electrode plate.
A plurality of air inlet holes are arranged on the purifier shell, and the air inlet holes are arranged in a honeycomb structure. The honeycomb structure is hexagonal like a honeycomb and has a lattice, and the ventilation holes of the honeycomb structure can effectively prevent large micro particles such as hair and paper scraps from blocking an airflow channel, so that the service life is prolonged.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. the invention relates to a purifying air filtering system with super-strong adsorption force, wherein two purifying cylinders are arranged in a purifier shell, the purifying cylinders are of cylindrical cavity structures, and the bottoms of the two purifying cylinders are communicated with each other; the top of each purifying cylinder is provided with a diversion air port, a diversion fan is arranged in the diversion air port, and meanwhile, a filter layer is arranged in the middle of an ionosphere, so that particles which partially pass through the filter layer and are not electrified are electrified, the purifying efficiency of the air purifier is further improved, and the problems that the traditional air purifier can only intake air from one direction and discharge air from the other direction, the purifying air consumes long time and the purifying efficiency is too low are solved;
2. according to the air purifying and filtering system with super-strong adsorption force, the contact area between dust particles and the dust collecting polar plate is increased through the air holes of the foam metal, and the problems that the traditional dust collecting polar plate is a solid plate, the dust adsorption capacity is limited, the collected dust is easily taken away again by air flow, and the purifying efficiency is unstable are solved;
3. the PM2.5 detection broadcasting device is further arranged on the purifier shell, and the PM2.5 detection broadcasting device comprises a PM2.5 sensor, a voice broadcasting device and a timer, so that the problems that the display is unclear and inaccurate due to the fact that the display mode of an LED screen display is easily interfered by a magnetic field generated by a high-voltage electrode plate are solved.
4. The invention relates to a purifying air filtering system with super-strong adsorption force, wherein an electrode plate is respectively fixed on the outer side of a purifying channel formed by an insulating ceramic plate, and a nano-scale TiO2 photocatalyst is coated on the inner wall of the purifying channel formed by the insulating ceramic plate; the low-temperature plasma technology and the nano photocatalysis technology are organically combined instead of being simply combined in series, so that the purification efficiency of the photocatalysis purification technology is improved, the generation of intermediate products of plasma purification is greatly reduced, and the intermediate products are finally converted into H2O and CO2;
5. the ultra-strong adsorption-force air purification filtering system adopts the existing broadband ultraviolet light generated by the plasma to replace the traditional ultraviolet lamp tube, avoids the waste of ultraviolet light energy generated by the plasma, and also solves the problems of shorter service life, high purification cost and unstable purification effect of the traditional ultraviolet lamp tube.
Drawings
The accompanying drawings, which are included to provide a further understanding of embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiments of the invention. In the drawings:
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of a filter layer of the present invention;
FIG. 3 is a schematic diagram of the structure of the purification group of the present invention.
The labels in the drawings and the corresponding part names:
the device comprises a 1-purifier shell, a 2-purifying cylinder, a 3-diversion fan, a 4-ionized layer, a 5-filtering layer, a 6-high-voltage electrode plate, a 7-dust collecting electrode plate, an 8-airflow channel, a 9-purifying group, a 10-electrode plate, an 11-insulating ceramic plate, a 12-air inlet, a 13-two sealing plates, a 14-purifying channel, a 15-TiO2 photocatalyst, a 16-air inlet and a 17-PM2.5 detection broadcasting device.
Detailed Description
For the purpose of making apparent the objects, technical solutions and advantages of the present invention, the present invention will be further described in detail with reference to the following examples and the accompanying drawings, wherein the exemplary embodiments of the present invention and the descriptions thereof are for illustrating the present invention only and are not to be construed as limiting the present invention.
Example 1:
the purifying air filtering system with super-strong adsorption force as shown in fig. 1, 2 and 3 comprises a purifier shell 1, wherein two purifying cylinders 2 are arranged in the purifier shell 1, and the purifying cylinders 2 are of a cylindrical cavity structure; a diversion air port is arranged at the top of each purifying cylinder 2, and a diversion fan 3 is arranged in the diversion air port; two layers of ionized layers 4 and a filter layer 5 are also arranged in the purifying cylinder 2, one ionized layer 4 is positioned between the guide fan 3 and the filter layer 5, and the other ionized layer 4 is positioned between the filter layer 5 and the bottom of the purifying cylinder 2; the filter layer 5 is internally provided with a high-voltage electrode plate 6 and a dust collecting electrode plate 7, and the high-voltage electrode plate 6 and the dust collecting electrode plate 7 are alternately arranged in parallel along the air inlet air flow direction and equidistantly form a plurality of air flow channels 8; the dust collecting polar plate 7 is made of foam metal; the purifier shell 1 is also provided with a PM2.5 detection and broadcasting device 17, and the PM2.5 detection and broadcasting device 17 comprises a PM2.5 sensor, a voice broadcasting device and a timer;
the bottom of the two purifying cylinders 2 is provided with purifying groups 9 which are arranged in parallel at equal distance, each purifying group 9 comprises two electrode plates 10, two insulating ceramic plates 11, an air inlet 12 and two sealing plates 13, the two insulating ceramic plates 11 are arranged in parallel, a purifying channel 14 is formed between the two insulating ceramic plates 11, two ends of the purifying channel 14 are respectively connected with one sealing plate 13, and the air inlet 12 is arranged on each sealing plate 13; an electrode plate 10 is fixed on the outer side of the purifying channel 14 formed by the insulating ceramic plate 11, and a nano-scale TiO2 photocatalyst 15 is coated on the inner wall of the purifying channel 14 formed by the insulating ceramic plate 11.
The sealing plate 13 is made of polytetrafluoroethylene plate. The two electrode plates 10 are respectively connected with the positive electrode and the negative electrode of the power supply. The high-voltage electrode plate 6 is connected with the positive electrode of the high-voltage power supply through electrical connection, and the dust collecting electrode plate 7 is electrically connected with the ground. A plurality of air intake holes 16 are provided on the cleaner housing 1, the air intake holes 16 being arranged in a honeycomb structure.
The working process of the purifying air filtering system with super strong adsorption force comprises the following steps: the air purifier is started, air particles enter the guide air port from the air inlet hole 16 positioned on the purifier shell 1, the guide fan 3 starts to rotate, the air flow speed is accelerated, and indoor dust particles are sucked into the purifying cylinder 2 by the guide fan 3. The ionized layer 4 at the top of the purifying cylinder 2 releases high-voltage electricity, so that dust particles passing through the ionized layer 4 carry charges (q), when the charged dust particles pass through the diversion channel 8 formed by the high-voltage electrode plate 6 and the dust collecting electrode plate 7, the charged dust particles are acted by the electric field force (F=Eq) perpendicular to the direction of the integrated electrode plate 6, at the moment, part of the charged particles move along the dust collecting electrode plate 7 (F=Eq) under the action of the generated electric field force and the air current force, 45% of the particles are adsorbed on the dust collecting electrode plate 7 made of foam nickel, and 40% of the particles passing through the air holes of the foam nickel are adsorbed on the dust collecting electrode plate 7 under the field strength effect generated by the high-voltage electrode plate 6 at the other side. The invention can improve the dust holding rate of the dust collecting polar plate 7 to more than 98%, and effectively solves the problems of unstable purifying efficiency and low dust holding rate of the traditional air purifying device.
Some of the dust particles which are not captured will also be charged (q) after entering the ionosphere 4 at the bottom of the purifying cylinder 2, and will be captured by the dust collecting electrode plate 7 in the other purifying cylinder 2 in a similar manner after being filtered and sterilized by the purifying group 9 at the bottom of the purifying cylinder 2 and then entering the other purifying cylinder 2. The ionized layer 4 at the bottom of the top of the purifying cylinder 2 charges some particles without electrification, so that more dust particles can be captured, the purifying efficiency of the air purifier is further increased, and meanwhile, the two purifying cylinders 2 simultaneously operate to form a purifying exchange channel 14, so that the time for purifying air is reduced. The purification efficiency of the low-temperature plasma technology is 75%, the purification efficiency of the nano-photocatalysis technology is 70%, the byproducts generated in the plasma discharge process are effectively neutralized by adopting the nano-TiO 2 photocatalyst 15, and the air purification and sterilization efficiency is improved to more than 99% by organically combining the low-temperature plasma technology and the nano-photocatalysis technology.
In addition, in the PM2.5 detection broadcasting device 17, the PM2.5 sensor collects dust particles in the air through a beta-ray method, the collected information is processed and then connected with the voice broadcasting device, the voice broadcasting device is further connected with a timer, the broadcasting time is set manually, the indoor PM2.5 value of the current day can be broadcasted at a certain time point every day, and the problems that the display of an LED display is unclear and inaccurate are well solved by the PM2.5 detection broadcasting device 17.
The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the invention, and is not meant to limit the scope of the invention, but to limit the invention to the particular embodiments, and any modifications, equivalents, improvements, etc. that fall within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (3)
1. The purifying air filtering system with super-strong adsorption force comprises a purifier shell (1), and is characterized in that two purifying cylinders (2) are arranged in the purifier shell (1), and the purifying cylinders (2) are of a cylindrical cavity structure; a diversion air port is arranged at the top of each purifying cylinder (2), and a diversion fan (3) is arranged in the diversion air port; two layers of ionized layers (4) and a layer of filter layer (5) are arranged in the purifying cylinder (2), one ionized layer (4) is positioned between the guide fan (3) and the filter layer (5), and the other ionized layer (4) is positioned between the filter layer (5) and the bottom of the purifying cylinder (2); a high-voltage electrode plate (6) and a dust collecting electrode plate (7) are arranged in the filter layer (5), and the high-voltage electrode plate (6) and the dust collecting electrode plate (7) are alternately arranged in parallel along the air flow direction of the air port and equidistantly form a plurality of air flow channels (8); the dust collecting polar plate (7) is made of foam metal; the purifier shell (1) is also provided with a PM2.5 detection broadcasting device (17), and the PM2.5 detection broadcasting device (17) comprises a PM2.5 sensor, a voice broadcasting device and a timer; the diversion tuyere can be used as an air inlet or an air outlet;
the bottom of the two purifying cylinders (2) is provided with purifying groups (9) which are arranged in parallel at equal distance, each purifying group (9) comprises two electrode plates (10), two insulating ceramic plates (11), an air inlet (12) and two sealing plates (13), the two insulating ceramic plates (11) are arranged in parallel, a purifying channel (14) is formed between the two insulating ceramic plates (11), two ends of the purifying channel (14) are respectively connected with one sealing plate (13), and the air inlet (12) is arranged on each sealing plate (13); an electrode plate (10) is fixed on the outer side of a purification channel (14) formed by the insulating ceramic plate (11), and a nano-scale TiO2 photocatalyst (15) is coated on the inner wall of the purification channel (14) formed by the insulating ceramic plate (11);
the sealing plate (13) is made of polytetrafluoroethylene plates; a plurality of air inlet holes (16) are arranged on the purifier shell (1), and the air inlet holes (16) are arranged in a honeycomb structure.
2. The super-absorbent purified air filtration system of claim 1, wherein the two electrode plates (10) are connected to the positive and negative poles of a power source, respectively.
3. The super-strong adsorption air purifying and filtering system according to claim 1, wherein the high-voltage electrode plate (6) is connected with the positive electrode of the high-voltage power supply through an electrical connection, and the dust collecting electrode plate (7) is electrically connected with the ground.
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