CN109059125A - A kind of photocatalysis water filtering type air purifier - Google Patents

A kind of photocatalysis water filtering type air purifier Download PDF

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Publication number
CN109059125A
CN109059125A CN201810890213.4A CN201810890213A CN109059125A CN 109059125 A CN109059125 A CN 109059125A CN 201810890213 A CN201810890213 A CN 201810890213A CN 109059125 A CN109059125 A CN 109059125A
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CN
China
Prior art keywords
photocatalysis
water
filtering type
air purifier
water filtering
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Granted
Application number
CN201810890213.4A
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Chinese (zh)
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CN109059125B (en
Inventor
纪愚
张晓阳
张彤
王善江
赵明虎
赵临风
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Southeast University
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Southeast University
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Priority to CN201810890213.4A priority Critical patent/CN109059125B/en
Publication of CN109059125A publication Critical patent/CN109059125A/en
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Classifications

    • 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
    • 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
    • F24F13/24Means for preventing or suppressing noise
    • 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
    • F24F3/00Air-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
    • F24F3/12Air-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
    • F24F3/16Air-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
    • 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
    • F24F8/117Treatment, 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 wet filtering
    • 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
    • F24F8/167Treatment, 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
    • 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
    • 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
    • F24F13/24Means for preventing or suppressing noise
    • F24F2013/247Active noise-suppression

Abstract

A kind of photocatalysis water filtering type air purifier of the invention is bent cone array using photocatalysis, surface tension of liquid is dexterously applied, is easy to adsorb bubble using hydrophobic surface structure, tapered configuration control bubble transports the novel principles in direction and has developed novel water filtering type photocatalysis air purifying device.The clarifier of this new concept effectively combines photocatalysis and water filtration technology, has many advantages, such as thorough no strainer no material consumption, purification safety, low noise and is not easy mouldy.Instead of the strainer in conventional purge device, the consumptive material not needed to be replaced frequently, to save use cost.Simultaneously by the advantage of nano-photocatalyst material, the organic pollutant in air is decomposed by light-catalyzed reaction, has the characteristics that purification is thorough, without secondary pollution, the service life is long.

Description

A kind of photocatalysis water filtering type air purifier
Technical field
The invention belongs to purification technology fields, and in particular to a kind of water filtering type air with photocatalysis characteristic is net Change device.Belong to the technical field of air purifier manufacture.
Background technique
Air purifier is widely used in house, medical treatment and industrial circle, and function is various in removing air Pollutant, including dust, PM2.5 and volatile organic matter etc..Existing clarifier core component is mostly based on strainer.Strainer exists After a period of use, the particulate matter of interception can block mesh, increase air drag, reduce filter effect.More serious problem It is that strainer only plays fixed, filtration to pollutant, and does not make any degradation treatment to the pollutant remained in above. After a period of time, especially under high temperature environment, pollutant may be detached from from strainer, cause secondary pollution.Therefore strainer It is a kind of consumptive material, needs to be replaced frequently, high performance strainer is expensive, brings to user and very big uses expense.
Traditional strainer can be saved using water work principle of filter in air purifier, avoids the frequent replacement problem of strainer, Belong to novel structure.But current water filtering type air purifier utilizes pure physical filtering merely with gas washing principle Process removes air pollutants.Therefore pollutant residual, secondary pollution problem still cannot be solved thoroughly.In addition, due to net Change the organic matter left in the water in device containing filtering, is very easy to lead to microbial growth in moist environment, makes device Be easy it is mouldy, instead can be to the health risk of fungal infection be brought using the people of such clarifier, these problems seriously drop The low practicability of water filtration purifier.
The catalysis materials such as nano-titanium dioxide (i.e. photocatalyst material) are by light-catalyzed reaction, by organic pollutant degradation For innocuous substance.Purification thoroughly, effectively avoids secondary pollution, has been widely used in filter net type air purifier.But in water In filtering type air purifier, still lack the effective means of fixed catalysis material, nano-photocatalyst material is disperse easily in water In.In addition to this, to guarantee that light-catalyzed reaction sufficiently carries out, coming into full contact with bubble and catalysis material in water is also One of prior art bottleneck.
The present invention proposes to be bent cone array using photocatalysis, dexterously applies surface tension of liquid, utilize hydrophobic surface Structure is easy to adsorb bubble, tapered configuration control bubble transports the novel principles in direction and develops completely new air purifier.It is this The clarifier of new concept effectively combines photocatalysis and water filtration technology, solves various existing for above-mentioned conventional purge device ask Topic has many advantages, such as thorough no strainer no material consumption, purification safety, low noise and is not easy mouldy.
Summary of the invention
Technical problem: according to the above-mentioned deficiencies of the prior art, the problem to be solved in the present invention is to propose a kind of photocatalysis water Filtering type air purifier does not have by proposing that a kind of water filtering-light catalytic purifying structure replaces the strainer in conventional purge device The consumptive material needed to be replaced frequently, to save use cost.It is anti-by photocatalysis simultaneously by means of the advantage of catalysis material The organic pollutant in air should be decomposed, has the characteristics that purification is thorough, without secondary pollution.
Technical solution: in order to solve the above-mentioned technical problem, photocatalysis water filtering type air purifier of the invention, use Technical solution are as follows:
The photocatalysis water filtering type air purifier includes air inlet and outlet, water inlet, water outlet, fan, wind Road, ultraviolet source, clean room, fixed frame, photocatalysis bending cone array, stomata and cabinet;Its structure is that fan is in air duct In, it is located between air inlet and clean room top;Air outlet is located at the side wall of clean room, and water inlet is located at going out for clean room's side wall Below air port, and on the water surface;The side wall that water outlet is located under the box;Ultraviolet source, fixed frame, photocatalysis bending cone The gentle hole of volume array is located in clean room, and wherein stomata is located at clean room bottom, corresponds with photocatalysis bending cone array; Photocatalysis bending cone array is fixed frame and is fixed in the water of clean room, positioned at the top of stomata;Ultraviolet source is located at purification Indoor top.
Wherein:
The photocatalysis is bent cone array, is made of multiple single photocatalysis bending cones, number between 2-10, Spacing is 10-10000mm.
Photocatalysis bending cone array its by polyethylene, polyvinyl chloride or polystyrene or it is other have it is thermoplastic Resin material composition.
The photocatalysis is bent cone array, and pattern is the combination of more piece cone structure, the radius of curvature of each section Between 1-1000mm, function be increase transport path of the bubble in water body, and then extend that light-catalyzed reaction carries out when Between.
The photocatalysis is bent cone array, and diameter is gradually reduced by top to tail portion, straight at arbitrary cross section Between 0.01 to 1 range, function is so that the surface tension size of bubble upper and lower side has for diameter and the length ratio of the position Difference moves bubble to the bigger direction of diameter based on force action, realizes bubble from bottom to up along the defeated of crooked route Fortune.
The photocatalysis is bent cone array, and catalysis material is adhered on surface, and function is degradation of small molecular pollution Object.
The catalysis material is titanium dioxide, zinc oxide, tin oxide, zirconium dioxide or cadmium sulfide hydrophobicity photocatalysis Material, so that photocatalysis bending cone array surface is in hydrophobic state.
The ultraviolet source, center emission wavelength are 365nm, and power is between 10-100W.
The photocatalysis water filtering type air purifier working principle is that water enters from the inlet in clean room.Fan will Air to be clean from air inlet reaches at the stomata of bottom via air duct, some pollen for being carried in air to be clean, The particulate matter and NO of the large volumes such as flue dust, big quality2、NH3Equal solable matters are soluble in water, flow out via water outlet.Methane etc. The insoluble pollutant of small molecule remains in bubble, with bubble floating.Bubble is consolidated since surface tension is attached to fixed frame Fixed photocatalysis is bent cone array surface, and under the excitation of ultraviolet source, pollutant is decomposed, and purified air is via out Air port is discharged in natural environment.
The utility model has the advantages that the present invention has the advantage that compared with prior art
1, most of air clearing products use filter structure at present, and strainer has certain service life, need frequently more It changes.The present invention replaces the strainer in conventional air cleaners using washing-photocatalysis new structure.The consumption not needed replacing Material reduces use cost.
2, current water filtering type air purifier only relies on physical process removal air pollutants, and there are secondary pollutions Hidden danger.The present invention thoroughly removes organic pollutant using this chemical process of light-catalyzed reaction, it is therefore prevented that secondary pollution purifies thorough Bottom, safety.
3, photocatalysis proposed by the present invention is bent cone array, dexterously applies the surface tension of water, is utilized hydrophobic Surface texture is easy to adsorb bubble, tapered configuration control bubble transports the novel principles in direction.On the one hand it ensure that nano-silica On the other hand the effective fixation for changing titanium catalysis material enables organic pollutant and photocatalysis material so that it will not be dispersed in water Material is able to come into full contact with and has the sufficiently long light-catalyzed reaction time.It is to filter two technology hands using photocatalysis and water simultaneously The effective way of section.
4, the component of the present invention in water is fixed structure, does not need to move.Significantly reduce water flow sound.It is particularly suitable for It is used in the place to noise-sensitive such as bedroom.
5, traditional water filtering type air purifier use for a long time is easy mouldy.Invention introduces light-catalyzed reaction, The process also has a catalyticing decomposition action to the organic matter in water in clarifier, and the Strong oxdiative group that generates of reaction process has and kills Bacterium ability solves clarifier inside microorganism easy to breed under wet environment, such as the problem of mould, it is empty to improve water filtering The practicability of gas purifier and safety.
Detailed description of the invention
Fig. 1 is structure chart of the invention,
Fig. 2 is that the photocatalysis is bent cone array structure figure,
Have in figure: air inlet 1, air outlet 2, water inlet 3, water outlet 4, fan 5, air duct 6, ultraviolet source 7, clean room 8, Fixed frame 9, photocatalysis are bent cone array 10, length 101, diameter 102, catalysis material 103, stomata 11, cabinet 12.
Specific embodiment
As shown in Figure 1, photocatalysis water filtering type air purifier of the invention includes air inlet 1, air outlet 2, water inlet 3, water outlet 4, fan 5, air duct 6, ultraviolet source 7, clean room 8, fixed frame 9, photocatalysis are bent cone array 10,11 and of stomata Cabinet 12;
Its mechanical structure is that fan 5 is located between 8 top of air inlet 1 and clean room in air duct 6;Air outlet 2 is located at The side wall of clean room 8, water inlet 3 are located at 2 lower section of air outlet of 8 side wall of clean room, and on the water surface;Water outlet 4 is located at The side wall of 12 lower section of cabinet;Ultraviolet source 7, fixed frame 9, photocatalysis bending cone array 10 and stomata 11 are located in clean room 8, Wherein stomata 11 is located at 8 bottom of clean room, corresponds with photocatalysis bending cone array 10;Photocatalysis is bent cone array 10 It is fixed frame 9 to be fixed in the water of clean room 8, positioned at the top of stomata 11;Ultraviolet source 7 is located at the top in clean room 8.
Wherein, the photocatalysis is bent cone array 10, is made of multiple single photocatalysis bending cones, number is in 2- Between 10, spacing 10-10000mm, by polyethylene, polyvinyl chloride or polystyrene or it is other have thermoplastic resin material Composition.
As shown in Fig. 2, the photocatalysis of photocatalysis water filtering type air purifier of the invention is bent cone array 10, pattern For the combination of more piece cone structure, for the radius of curvature of each section between 1-1000mm, function is to increase bubble in water body In transport path, and then extend light-catalyzed reaction carry out time.Its diameter is gradually reduced by top to tail portion, any transversal For the ratio between length 101 of diameter 102 at face and the position between 0.01 to 1 range, function is so that bubble upper and lower side Surface tension size is variant, moves bubble to the bigger direction of diameter based on force action, realizes bubble from bottom to up Along transporting for crooked route.Catalysis material 103 is adhered on its surface, and function is degradation of small molecular pollutant.Catalysis material 103 be titanium dioxide, zinc oxide, tin oxide, zirconium dioxide or cadmium sulfide hydrophobicity catalysis material, so that photocatalysis bending cone Volume array surface is in hydrophobic state.
The ultraviolet source 7, center emission wavelength are 365nm, and power is between 10-100W.
Water filtering type air purifier first closes water outlet by user, from water inlet into clean room before being powered on Water filling, until liquid level rises at standard liquid level.Water inlet is closed later, and photocatalysis at this time is bent cone array and largely submerges In water.After being powered on, fan rotation, ultraviolet source is opened.
Air to be clean is pumped into air duct by fan through air inlet.It is passed through in water in the form of bubble from stomata.Air Some large volumes of middle carrying, the particulate matter of big quality and solable matter will be stayed in water body by water filtration, in addition Some small molecule contaminants remain in bubble, with bubble floating.Due to the effect of surface tension, what bubble was submerged Photocatalysis is bent the capture of cone array, is attached to its surface.Photocatalysis is bent cone array surface because securing oil-soluble receive Rice photocatalysis material of titanium dioxide and hydrophobic state is presented, therefore to bubble have very high capture rate.Optically catalytic TiO 2 material Organic pollutant photocatalytic degradation in bubble is nontoxic carbon dioxide and water under the irradiation of ultraviolet source by material, is realized thorough The air cleaning at bottom.
When bubble is in contact with photocatalysis bending cone array and forms air film, surface tension is much larger than floating Power, bubble is no longer rely on buoyancy floating, but determines that it transports direction by surface tension.Since the structure has centainly Taper, i.e. diameter gradually decrease from top to bottom, and the surface tension size of bubble upper and lower side is variant, and force action makes bubble to straight The bigger direction movement of diameter, so as to complete bubble transporting from bottom to up.Final bubble is moved at the water surface, is taken off from water From.It is discharged out of clarifier by water filtering-purified air of photocatalytic process by air outlet.
After a period of use, bulky grain pollutant and soluble pollutants are mixed in water filtering type air purifier water, It is replaced.Its operating method are as follows: after device power-off is closed, user the water in device can be discharged by water outlet.

Claims (8)

1. a kind of photocatalysis water filtering type air purifier, which is characterized in that the photocatalysis water filtering type air purifier packet Include air inlet (1), air outlet (2), water inlet (3), water outlet (4), fan (5), air duct (6), ultraviolet source (7), clean room (8), fixed frame (9), photocatalysis bending cone array (10), stomata (11) and cabinet (12);Its structure is that fan (5) is in wind In road (6), it is located between air inlet (1) and clean room (8) top;Air outlet (2) is located at the side wall of clean room (8), water inlet (3) below the air outlet (2) of clean room (8) side wall, and on the water surface;Water outlet (4) is located at below cabinet (12) Side wall;Ultraviolet source (7), fixed frame (9), photocatalysis bending cone array (10) and stomata (11) are located in clean room (8), Wherein stomata (11) is located at clean room (8) bottom, corresponds with photocatalysis bending cone array (10);Photocatalysis is bent cone Array (10) is fixed frame (9) and is fixed in the water of clean room (8), is located at the top of stomata (11);Ultraviolet source (7) is located at net Change the top in room (8).
2. a kind of photocatalysis water filtering type air purifier as described in claim 1, it is characterised in that: the photocatalysis bending Cone array (10) is made of multiple single photocatalysis bending cones, and number is between 2-10, spacing 10-10000mm.
3. a kind of photocatalysis water filtering type air purifier as claimed in claim 2, it is characterised in that: the photocatalysis bending Cone array (10) its by polyethylene, polyvinyl chloride or polystyrene or it is other have thermoplastic resin material form.
4. a kind of photocatalysis water filtering type air purifier as claimed in claim 3, it is characterised in that: the photocatalysis is curved Bent cone array (10), pattern are the combination of more piece cone structure, and the radius of curvature of each section is between 1-1000mm, function Can be to increase transport path of the bubble in water body, and then extend the time that light-catalyzed reaction carries out.
5. a kind of photocatalysis water filtering type air purifier as claimed in claim 4, it is characterised in that: the photocatalysis is curved Bent cone array (10), diameter are gradually reduced by top to tail portion, the length of diameter (102) and the position at arbitrary cross section The ratio between (101) are spent between 0.01 to 1 range, and function is to be based on so that the surface tension size of bubble upper and lower side is variant Force action moves bubble to the bigger direction of diameter, realizes bubble transporting along crooked route from bottom to up.
6. a kind of photocatalysis water filtering type air purifier as claimed in claim 5, it is characterised in that: the photocatalysis is curved Catalysis material (103) are adhered on bent cone array (10), surface, and function is degradation of small molecular pollutant.
7. a kind of photocatalysis water filtering type air purifier as claimed in claim 6, it is characterised in that: the photocatalysis material Expect that (103) are titanium dioxide, zinc oxide, tin oxide, zirconium dioxide or cadmium sulfide hydrophobicity catalysis material, so that photocatalysis is curved Bent cone array surface is in hydrophobic state.
8. a kind of photocatalysis water filtering type air purifier as described in claim 1, it is characterised in that: the ultraviolet source (7), center emission wavelength is 365nm, and power is between 10-100W.
CN201810890213.4A 2018-08-07 2018-08-07 Photocatalysis water filters formula air purifier Active CN109059125B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109915981A (en) * 2019-03-27 2019-06-21 苏州泰立朗纳米新材料科技有限公司 A kind of no material consumption sterilizing fresh air system component

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2567497Y (en) * 2002-07-30 2003-08-20 亚翔工程股份有限公司 Integral applied device for air washing device and optical catalyst for air conditioner
CN2628914Y (en) * 2003-03-19 2004-07-28 聂海瑜 Optical catalystic air purifier
CN101757900A (en) * 2009-12-28 2010-06-30 东南大学 Superhydrophilic nano titanium dioxide photocatalysis composite membrane as well as preparation method and application thereof
CN205182381U (en) * 2015-11-23 2016-04-27 北京福兆朗风科技有限公司 Air purifier with light catalytic unit

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2567497Y (en) * 2002-07-30 2003-08-20 亚翔工程股份有限公司 Integral applied device for air washing device and optical catalyst for air conditioner
CN2628914Y (en) * 2003-03-19 2004-07-28 聂海瑜 Optical catalystic air purifier
CN101757900A (en) * 2009-12-28 2010-06-30 东南大学 Superhydrophilic nano titanium dioxide photocatalysis composite membrane as well as preparation method and application thereof
CN205182381U (en) * 2015-11-23 2016-04-27 北京福兆朗风科技有限公司 Air purifier with light catalytic unit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109915981A (en) * 2019-03-27 2019-06-21 苏州泰立朗纳米新材料科技有限公司 A kind of no material consumption sterilizing fresh air system component

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