CN108613260B - Air purification device for eliminating volatile organic compounds and peculiar smell substances - Google Patents
Air purification device for eliminating volatile organic compounds and peculiar smell substances Download PDFInfo
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- CN108613260B CN108613260B CN201810401038.8A CN201810401038A CN108613260B CN 108613260 B CN108613260 B CN 108613260B CN 201810401038 A CN201810401038 A CN 201810401038A CN 108613260 B CN108613260 B CN 108613260B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/16—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by purification, e.g. by filtering; by sterilisation; by ozonisation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
- F24F11/77—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, 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
- F24F8/108—Treatment, 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, 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
- F24F8/15—Treatment, 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
- F24F8/158—Treatment, 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, 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
- F24F8/15—Treatment, 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
- F24F8/167—Treatment, 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 catalytic reactions
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/30—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by ionisation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/50—Air quality properties
- F24F2110/65—Concentration of specific substances or contaminants
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/50—Air quality properties
- F24F2110/65—Concentration of specific substances or contaminants
- F24F2110/66—Volatile organic compounds [VOC]
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/50—Air quality properties
- F24F2110/65—Concentration of specific substances or contaminants
- F24F2110/74—Ozone
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Engineering & Computer Science (AREA)
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Abstract
The invention relates to an air purification device for eliminating volatile organic compounds and peculiar smell substances, which comprises a shell (1), wherein two air channels are arranged in the shell (1): the air purifier comprises a main air duct and an auxiliary air duct, wherein the main air duct comprises a main air inlet (9), a coarse filter screen (2), a coarse filter component (3), a catalytic purification component (4), a main fan (5), an outlet filter screen (6) and a main air outlet (10) which are arranged in sequence; the secondary air duct comprises a secondary air inlet (11), an ion generator (8) and a secondary air outlet (12) which are sequentially arranged, wherein the secondary air inlet (11) is positioned at the main air outlet (10), and the secondary air outlet (12) is positioned between the coarse filter component (3) and the catalytic purification component (4). Compared with the prior art, the invention can effectively improve the air quality in rooms, vehicles and cabins, and simultaneously, the catalytic purification component can keep high activity for a long time without frequent replacement, and has the advantages of small volume, high efficiency and low material consumption.
Description
Technical Field
The invention relates to the field of environmental protection, in particular to an air purification device for eliminating volatile organic compounds and peculiar smell substances for civil air purification and industrial waste gas treatment.
Background
In modern society, people pay more and more attention to the air quality of the environment, especially in the airtight space with poor ventilation, such as airtight indoor, vehicle interior, cabin and the like.
The factors such as various paints, coatings, adhesives, plastic parts and the like can cause a large amount of volatile peculiar smell substances such as formaldehyde, benzene, esters and the like to be accumulated in the closed space, thereby causing serious threat to the health of people, and attracting more and more attention of people when harmful and malodorous gases in the closed space are removed.
An air cleaner, also known as an air cleaner, is a device that can adsorb, decompose, or convert various pollutants. Common air purifiers include a filter screen type, an activated carbon type, a photocatalyst type, an ozone type, a plasma type, an electrostatic type, and the like.
Filter screen filtering type and active carbon type purifiers are easy to saturate and need to be replaced frequently; the photocatalyst type purifier has low efficiency of removing volatile organic compounds; ozone, plasma and electrostatic are easy to generate excessive ozone, and the ozone, the plasma and the electrostatic must be used before entering a closed space, so that the ozone, the plasma and the electrostatic are very inconvenient; the Chinese patent discloses a vehicle-mounted air purifier with a patent number of 201510973761.X, which adopts a composite treatment mode of ozone and electrostatic dust removal, adopts positive and negative ions to purify air when an automobile is started, and adopts ozone to purify air after flameout. The device has the disadvantages that when the automobile is started, positive and negative ions are used for purification, but the efficiency is low; after flameout, the automobile interior material is purified by using ozone, but the ozone content is not easy to control, the automobile interior material is easy to age, meanwhile, in the process of using the purifier, organic and inorganic pollution or peculiar smell substances such as formaldehyde, benzene, ketone, ester, hydrogen sulfide and the like can also be partially ionized and decomposed when passing through the ozone generator, and generated substances which are difficult to desorb naturally are attached to the ozone generator, so that the working efficiency of the ozone generator is reduced and even damaged.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide the air purification device which directly degrades volatile organic compounds into carbon dioxide and water by using the characteristic of high catalytic oxidation activity of a catalytic purification component at normal temperature by means of strong oxidizing ionic groups, can remove redundant ozone by using a catalytic purification material, avoids the release of ozone, does not generate secondary pollution, does not need to be used under an unmanned condition, can remove harmful gas in all weather, and efficiently and safely eliminates the volatile organic compounds and peculiar smell substances. When air purification, designed two wind channels main, vice, main wind channel is used for above-mentioned air purification, and vice wind channel will pass through near the clean air introduction to ion generator of purification to produce the ionic group of strong oxidizing property, clean air has ensured ion generator's safety, steady operation.
The purpose of the invention can be realized by the following technical scheme: the utility model provides an eliminate air purification device of volatile organic compounds and peculiar smell material, includes the shell, its characterized in that, the shell in be equipped with two wind channels: the air conditioner comprises a main air duct and an auxiliary air duct, wherein the main air duct comprises a main air inlet, a coarse filter screen, a coarse filter assembly, a catalytic purification assembly, a main fan, an outlet filter screen and a main air outlet which are sequentially arranged;
the secondary air duct comprises a secondary air inlet, an ion generator and a secondary air outlet which are sequentially arranged, wherein the secondary air inlet is positioned at the outlet of the main air outlet, and the secondary air outlet is positioned between the coarse filter component and the catalytic purification component.
The auxiliary air channel can be internally provided with an auxiliary fan or an auxiliary fan, and the auxiliary fan is arranged behind the ion generator and sucks clean air at the main air outlet into the ion generator through the auxiliary fan. When the auxiliary fan is not arranged, the fluid in the auxiliary air channel can form circulation by the suction force of the main fan.
The purification process is carried out in the main air duct, under the action of the main fan, the air containing organic and inorganic pollutants or peculiar smell substances such as formaldehyde, benzene, ketone, ester and the like sequentially passes through the coarse filter screen and the coarse filter component, and particle pollutants, dust and the like in the air are removed; under the action of the main fan or the auxiliary fan, purified clean air is introduced to the vicinity of the ion generator, and generated strong oxidizing substances enter the main air duct to be mixed with polluted air and enter the catalytic purification assembly; the strong oxidizing substance degrades organic and inorganic pollution or peculiar smell substances such as formaldehyde, benzenes, ketones, esters and the like into carbon dioxide and water in the catalytic purification component, and the catalyst completely eliminates residual ozone.
The shell is made of chrome-plated iron, a coarse filter screen is arranged at the position of the main air inlet, the coarse filter screen is a metal or plastic grid net, and metal wires are transversely and vertically woven into a net shape or the net shape is made of plastic.
The coarse filter component is an HEPA coarse filter screen.
The catalytic purification component is composed of a ferrochrome material frame, a non-woven fabric filter screen and a catalytic purification material, wherein the catalytic purification material is a superfine porous composite material with the capability of degrading organic and inorganic pollutants or peculiar smell substances.
The catalytic purification material comprises a modified molecular sieve and/or activated carbon loaded with metal and/or transition metal oxide, and the pore diameter is 0.4-5 nm.
The organic and inorganic pollutants comprise formaldehyde, benzenes, ketones, esters or hydrogen sulfide, and the metal loaded on the molecular sieve and/or the activated carbon comprises copper, manganese, iron, platinum or palladium; the ultrafine porous composite material catalyzes ozone to degrade organic and inorganic pollutants or peculiar smell substances into harmless carbon dioxide and water, and simultaneously converts redundant ozone into harmless oxygen, thereby avoiding secondary pollution.
The catalytic purification component is combined and connected with the shell in a slot mode.
The secondary air duct is used for providing a gas source for an ion generator generating strong oxidizing substances, and the gas is clean air purified in the purification process in the main air duct and does not contain organic and inorganic pollutants.
The air purification device is powered by an external power supply or a built-in rechargeable battery, wherein the voltage of the power supply is 9V, 12V, 24V or 220V.
The power supply system supplies power by connecting with a cigarette lighter or supplying power by a built-in rechargeable battery.
The air purification device also comprises a pollutant concentration detector and a control system, wherein the pollutant concentration detector comprises a formaldehyde detector, a volatile organic compound detector or an ozone detector, and the control system is used for controlling the generation intensity of the ion generator and the rotating speed of the main fan and the auxiliary fan.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention adopts strong oxidizing ions and a catalyst to complete the degradation of organic and inorganic pollutants or peculiar smell substances such as formaldehyde, benzenes, ketones, esters, hydrogen sulfide and the like at normal temperature, simultaneously eliminates redundant active free oxygen atoms generated in the purification process, avoids secondary pollution to the environment, and is efficient, safe and environment-friendly.
2. The non-photocatalytic products and non-pure filter screen products of the invention adopt catalytic purification materials which are normal temperature catalysts and non-photocatalysts, ozone can be generated by an ozone generator or an ultraviolet lamp in a free oxygen release system, but no photocatalyst is provided; the catalyst has the capability of decomposing ozone into strong oxidizing oxygen atoms and then converting the strong oxidizing oxygen atoms into harmless oxygen molecules, the quantity of strong oxidizing ions is increased compared with that of a pure UV ultraviolet lamp, the concentration of ozone at an outlet is prevented from being too high, secondary pollution is avoided, and the safety of personnel in the field is ensured.
3. The normal-temperature catalyst in the catalytic purification assembly has the functions of adsorption, purification and degradation, has large adsorption quantity, can degrade organic pollutants into carbon dioxide and water at normal temperature, converts inorganic pollutants or ozone into odorless and harmless substances, has high catalytic efficiency, ensures high pollutant purification efficiency and long service life, and has no rapid reduction of the effect due to time increase compared with filter screen products.
4. The invention designs the independent air inlet duct for the ion generator, the ion generator uses clean air as an ion generating source, and no deposit is generated on the surface of the ion generator, thereby ensuring the safe and stable operation of the ion generator and avoiding the burning and explosion danger caused by the fluctuation of the concentration of waste gas in the working engineering of the ion generator.
Drawings
FIG. 1 is a schematic structural view of an air cleaning apparatus according to embodiment 1 of the present invention;
FIG. 2 is a schematic structural view of a catalytic cleaning assembly according to the present invention;
fig. 3 is a schematic structural view of an air cleaning apparatus according to embodiment 3 of the present invention.
Detailed Description
The invention is described in detail below with reference to the figures and specific embodiments.
Example 1
This embodiment eliminates volatile organic compounds and peculiar smell material's air purification device, including shell 1, coarse filter screen 2 (this embodiment is metal or plastics silk screen), coarse filter screen 3 (this embodiment is HEPA coarse filter screen), ion generator 8 (this embodiment is board-like ozone generator), catalytic purification subassembly 4 and main fan 5, secondary fan 7, power supply system, response sensing system, visual display interface and control assembly.
The shell 1 is made of chrome-plated iron, a main air duct and an auxiliary air duct are arranged in the shell, the main air duct is provided with at least one main air inlet 9 and at least one main air outlet 10, a metal or plastic grid net is arranged at the main air inlet 9, and metal wires are transversely and vertically crossed and woven into a net shape or the net shape is made of plastic. The grid net has the function of rectifying the incoming air flow, so that the speed distribution is more uniform. The inner side of the metal grating net is provided with a coarse filter screen 2, a coarse filter screen 3, a catalytic purification component 4 and a main fan 6 in sequence. An ozone generator 8 and an auxiliary fan 7 are arranged in the auxiliary air duct.
Under the action of the induced air of the main fan 5, the air containing organic and inorganic pollutants or peculiar smell substances such as formaldehyde, benzene, ketone, ester, hydrogen sulfide and the like sequentially passes through the coarse filter screen 2 and the coarse filter screen 3 of the main air duct, so that impurities such as large particles in the air are removed, and meanwhile, the air flow is leveled.
Under the effect of the induced air of the auxiliary fan 7, clean air is introduced to the surface of the ion generator 8 to generate ozone, and the generated ozone enters the main air duct to be mixed with air containing pollutants.
The mixed gas of ozone and air containing pollutants enters the catalytic purification component 4 arranged in the main air duct, and the structural schematic diagram of the catalytic purification component 4 is shown in fig. 2 and comprises a front metal frame 41, a rear metal frame 45, a front primary filter screen 42, a rear primary filter screen 44 and a catalytic purification material 43. The catalytic purification material 43 has a superfine pore structure and a hierarchical pore structure (in this embodiment, a modified molecular sieve), and can completely decompose volatile organic and inorganic substances such as formaldehyde, benzene, esters, hydrogen sulfide, etc. into carbon dioxide and water at normal temperature, and output clean air. The modified molecular sieve or the activated carbon can efficiently decompose ozone, can avoid the ozone concentration at an air outlet from exceeding the standard while removing pollutants, avoids secondary pollution, and can be used when parking or someone.
The purified air is discharged out of the device under the action of the main fan 5, and the purification of the air containing pollution is completed.
Purifier is still including pollutant concentration detector (formaldehyde detector, volatile organic compounds detector, ozone detector etc.) and visual display system, and pollutant concentration detector generally sets up in main air duct air outlet department for corresponding sensor, real-time supervision air purification device's purifying effect, and visual system sets up on the panel, can show current main wind air intake pollutant concentration and main wind air outlet pollutant concentration in real time.
The purification device also comprises a control system, the control system can adjust the rotating speed and the ozone release amount of the fan according to the detection data of the pollutant sensor at the air inlet and the air outlet of the main air duct in the shell, and the specific adjusting mode is as follows: when the sensor detects that the concentration of the pollutant is low, the rotating speed and the ozone release amount of the fan can be reduced, and the energy consumption and the noise level are reduced.
According to experimental determination, the air purification device for eliminating volatile organic compounds and peculiar smell substances has the removal rate of 99% for toluene, formaldehyde, hydrogen sulfide and ethyl acetate in 1 hour, and can effectively remove the volatile organic compounds and peculiar smell in the air.
Example 2
The difference between this embodiment and example 1 is: the ion generator 8 in the air purification device for eliminating volatile organic compounds and odor substances is a UV ultraviolet lamp or a plasma generator.
Example 3
The difference between this embodiment and example 1 is: the main air duct and the auxiliary air duct can adopt a jacket design, as shown in fig. 3. Casing 1 comprises a minor diameter cylinder and a major diameter cylinder, and the main air duct is the minor diameter cylinder, and vice wind channel is the intermediate layer that minor diameter cylinder and major diameter cylinder formed, and this kind of design can not set up the auxiliary fan, and near the clean air that has purified through air purifier introduces ion generator under the effect of main fan 5, and the cavity that the ion was seted up through the minor diameter cylinder gets into in the main air duct.
Claims (9)
1. The utility model provides an eliminate air purification device of volatile organic compounds and peculiar smell material, includes shell (1), its characterized in that, shell (1) in be equipped with two wind channels: the air purifier comprises a main air duct and an auxiliary air duct, wherein the main air duct comprises a main air inlet (9), a coarse filter screen (2), a coarse filter component (3), a catalytic purification component (4), a main fan (5), an outlet filter screen (6) and a main air outlet (10) which are arranged in sequence;
the secondary air duct comprises a secondary air inlet (11), an ion generator (8) and a secondary air outlet (12) which are sequentially arranged, wherein the secondary air inlet (11) is positioned at the main air outlet (10), and the secondary air outlet (12) is positioned between the coarse filter component (3) and the catalytic purification component (4);
the purification process is carried out in the main air duct, under the action of the main fan (5), the air containing organic and inorganic pollution or peculiar smell substances passes through the coarse filter screen (2) and the coarse filter component (3) in sequence, and the particle pollutants and dust in the air are removed; strong oxidizing substance generated by the ion generator (8) enters the main air channel to be mixed with polluted air and enters the catalytic purification assembly (4), the strong oxidizing substance degrades organic and inorganic pollution or peculiar smell substances into carbon dioxide and water in the catalytic purification assembly (4), and meanwhile, the catalyst completely eliminates residual ozone.
2. The air purification device for eliminating volatile organic compounds and odor substances according to claim 1, wherein an auxiliary fan (7) is further disposed in the auxiliary air duct, and after the auxiliary fan (7) is disposed in the ion generator (8), clean air at the main air outlet (10) is sucked into the ion generator (8) through the auxiliary fan (7).
3. The air purification device for eliminating volatile organic compounds and odor substances according to claim 1, wherein the catalytic purification component (4) is composed of a ferrochrome material frame, a non-woven fabric filter screen and a catalytic purification material, wherein the catalytic purification material is a superfine porous composite material with the capability of degrading organic and inorganic pollutants or odor substances.
4. The air purification device for eliminating volatile organic compounds and odor substances according to claim 3, wherein the catalytic purification material comprises modified molecular sieve and/or activated carbon loaded with metal and/or transition metal oxide, and the pore diameter is 0.4-5 nm.
5. The air purification device for eliminating volatile organic compounds and odor substances according to claim 4, wherein the organic and inorganic pollutants comprise formaldehyde, benzene, ketone, ester or hydrogen sulfide, and the metal loaded on the molecular sieve and/or the activated carbon comprises copper, manganese, iron, platinum or palladium; the ultrafine porous composite material catalyzes ozone to degrade organic and inorganic pollutants or peculiar smell substances into harmless carbon dioxide and water, and simultaneously converts redundant ozone into harmless oxygen, thereby avoiding secondary pollution.
6. The air purification device for eliminating volatile organic compounds and odor substances as claimed in claim 1, wherein the catalytic purification component (4) is connected with the housing (1) in a slot manner.
7. The air cleaning device for removing volatile organic compounds and odor substances as claimed in claim 1, wherein the secondary duct is used for providing a source of gas for the ionizer (8) generating strong oxidizing substances, the gas being clean air purified by the cleaning process in the main duct and containing no organic and inorganic pollutants.
8. The air purification device for eliminating volatile organic compounds and odor substances according to claim 1, wherein the air purification device is powered by an external power supply or a built-in rechargeable battery, wherein the voltage of the power supply is 9V, 12V, 24V or 220V;
the power supply system supplies power by connecting with a cigarette lighter or supplying power by a built-in rechargeable battery.
9. The air cleaning device for eliminating volatile organic compounds and odor substances according to claim 1, further comprising a pollutant concentration detector and a control system, wherein the pollutant concentration detector comprises a formaldehyde detector, a volatile organic compound detector or an ozone detector, and the control system is used for controlling the generation intensity of the ion generator (8) and the rotation speed of the fan.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810401038.8A CN108613260B (en) | 2018-04-28 | 2018-04-28 | Air purification device for eliminating volatile organic compounds and peculiar smell substances |
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| CN201810401038.8A CN108613260B (en) | 2018-04-28 | 2018-04-28 | Air purification device for eliminating volatile organic compounds and peculiar smell substances |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109631217A (en) * | 2018-10-22 | 2019-04-16 | 皇家动力(武汉)有限公司 | A kind of laboratory ventilation system |
| CN112516786A (en) * | 2019-09-18 | 2021-03-19 | 山西尚风科技股份有限公司 | Air purifying device |
| CN111195481A (en) * | 2020-02-13 | 2020-05-26 | 长安大学 | Volatile organic pollutant purification device and method |
| CN111744294B (en) * | 2020-06-19 | 2022-02-15 | 南京林业大学 | Air purifying device |
| US11648329B1 (en) | 2021-11-24 | 2023-05-16 | Rht Limited | Air purifiers |
| CN114259868B (en) * | 2021-12-20 | 2022-09-16 | 广东美的制冷设备有限公司 | Piezoelectric purification device and electrical equipment |
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