CN203971659U - A kind of air cleaning unit - Google Patents
A kind of air cleaning unit Download PDFInfo
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- CN203971659U CN203971659U CN201320875422.4U CN201320875422U CN203971659U CN 203971659 U CN203971659 U CN 203971659U CN 201320875422 U CN201320875422 U CN 201320875422U CN 203971659 U CN203971659 U CN 203971659U
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Abstract
The utility model discloses a kind of air cleaning unit, it comprises sinuous flow formation and stiffening device and purification surface, described purification surface is tacky surfaces, and it is obviously greater than the shear stress of airborne gaseous substance to particle to the shear stress of airborne particle.The advantage the utlity model has and useful technique effect are as follows: by air being formed and strengthening sinuous flow, can effectively increase the inertial collision of particulate in air and tacky surfaces, produce the settlement action of maximal efficiency, in addition owing to having increased the touch opportunity of particulate in air and tacky surfaces, by Deposited particulate matter, by tacky surfaces, effectively do not adhered to and be removed, thereby can effectively improve air purification effect.
Description
[technical field]
The present invention relates to a kind of air purification field, especially a kind of air cleaning unit.
[background technology]
Along with developing rapidly of industry and concentrating of urban population, the various pollutants of people's discharge in producing and living are more and more, and pollutant is on the rise on the impact of human environment.It is air pollution that human health risk is the most directly polluted, and wherein dust pollution harm is larger, the most difficult strick precaution, and this pollution is all causing great injury to human body and even animal all the time, because this pollution is followed air and existed.The breathing of the sporinite that airborne airborne dust or the fine particulates suspending are attaching bacterium or bacterium by people enters attaching on the bionical rete of pulmonary branches tracheae of having after people's lung, and what have can directly enter by pulmonary gas exchange blood of human body harm people's health.Especially the harm that PM2.5 class fine particle brings is larger.The air pollution of China is more and more serious, and the health problem that bad air quality is brought is also day by day serious.Increasing people recognize the importance of taking precautions against dust invasion human body.
Air cleaner (device) refers to and can adsorb, decomposes or transform various air pollutants (generally comprising finishing pollution, bacterium, anaphylactogen of dust, pollen, peculiar smell, formaldehyde and so on etc.), effectively improve the product of air cleanliness, take at present and remove the family expenses of room air pollution and commercial air purifier as main.Air cleaner (device) is the small household appliances product for purifying the air of a room, and mainly solves due to the air pollution problem inside rooms of fitting up or other reasons causes.Because the release of indoor air pollutants has persistence and probabilistic feature, therefore using air purifier to purify the air of a room is the internationally recognized method of improving IAQ.The air purifier of function admirable can effectively be removed airborne pernicious gas, suspended particulate in absorbed air, particularly various bacteriums and virus are generally to using suspended particulate as existence carrier, so be also eliminated simultaneously, air purifier is greatly useful for improving IAQ.
Press the operation principle of air purifying process, can be divided into three major types.First class: passive type purifies class (filter screen purification class) cardinal principle and is: by air suction machine, by built-in strainer filtering air, mainly can play Chalk-dust filtering, peculiar smell, toxic gas and kill the effect of part bacterium with blower fan; Filter screen divides again: control of dust filter screen, remove formaldehyde filter screen, deodorizing filter screen, HEPA filter screen etc.What wherein cost compare was high is exactly HEPA filter screen, and it can play and decompose toxic gas and bactericidal action, particularly suppresses secondary pollution; The feature of this series products is that the quality of blower fan function and filter screen determines clean-up effect, and the shortcoming of this series products is to want periodic cleaning screen pack; In order to avoid cause secondary pollution; Screen replacing expense is higher.Second largest class: initiatively purify class (without filter screen type) and can be divided into silver ion technology, anion technology, non-thermal plasma trap, photocatalyst technology and clean cluster ion ion technology according to the active sterilizing mechanisms of these products.The third-largest class: this class clarifier of double purified class (initiatively purification+passive purification) mainly represents brand: (1) Sharp (filter screen+clean cluster ion technology); (2) Bu Luyaer (filter screen+anion technology); (3) Philip (filter screen+anion technology).
By technical characterstic, divide, purification techniques mainly contains: UV purification, photocatalyst purification, plasma for purification, filtration, purification (HEPA), electrostatic precipitation, adsorption cleaning, anion fine-purification, ozone purification, molecular complex, HIMOP fast purification etc.Domestic and international market air purifier roughly has following several at present: 1) electrostatic precipitation formula; 2) electronic dust-collecting type; 3) ozone type; 4) negative ion type; 5) filer element type; 6) active carbon adsorption formula; 7) ultraviolet disinfection formula; 8) kind such as composite type.
1) electrostatic precipitation formula:
Be by the plastic cement fiber with electrostatic charge or detailed catalogue wire netting, hold the particulate pollutant by filter screen, reach the object of improving particulate pollutant in room air.But filter screen needs often to clean, otherwise purification efficiency can be successively decreased along with the increase of service time.
2) electronic dust-collecting type:
Utilize high pressure that particulate pollutant is charged, when the collecting board of charged contamination particle by having positive and negative electrode and intersect, be adsorbed onto on collecting board, thereby reach the object of improving particulate pollutant in room air.But collecting board needs often to clean, otherwise its purification efficiency can be successively decreased along with the increase of service time.
3) ozone type:
Ozone, chemical formula O3, is the gas of normal presence in atmosphere, at occurring in nature ozone, has played the atmospheric effect of protection, ozone has very strong bactericidal action, is often used to the sterilization of some specific environment in hospital.Ozone type air purifier is to utilize the principle of electron discharge to produce appropriate ozone, and ozone is discharged in surrounding air, reaches the object of sterilizing.But because ozone release concentration be difficult to be grasped, the excessive meeting of airborne ozone injures human body alveolar tissue and jeopardizes health (the international concentration that allows to exist in air be 0.05 micromole/mole).Therefore, Environmental Protection Agency (EPA) air purifier of recommendation band ozone not.
4) negative ion type:
Forest, waterfall, lake and seashore all exist the anion that a large amount of natures produces.A large amount of anion dust and the contamination particle in can absorbed air, and be mutually gathered into larger particles, is deposited to earth's surface, thus the pure and fresh surrounding air of the Nature.Negative ion type air purifier, is to utilize after electrion, the anion of generation, and anion is discharged in room air, the dust in absorbed air and contamination particle, be gathered into after larger particles mutually, be deposited to ground and body surface, thereby reach the object of pure and fresh room air.Negative ion type air purifier, the anion of release must reach certain concentration, must be furnished with dust collect plant, could really play the effect purifying the air of a room, otherwise the bulky grain pollutant that is deposited to ground and body surface also can bring secondary pollution.You need to add is that, when electrion produces anion, also produce ozone.
5) filer element type:
Filer element type air purifier is to utilize to force room air through various filter screens, and contamination particle and harmful microorganism in filtration and absorbed air, to reach the object purifying the air of a room.At present, the following several material for core of the general employing of filer element type air purifier both at home and abroad:
(1) common filter core: the filter screen that mainly adopts plastic cement fiber, detailed catalogue wire netting and non-woven material etc. to make, plays a role in filtering to dust larger in room air and contamination particle.
(2) HEPA filter core (high efficiency air atom filter core): be to be regarded as at present the filter material of higher standard by professional environment such as medical profession, laboratories.The filter opening diameter of the HEPA filter material of real medical high-precision can be little of 0.3 micron, folding with this filter material after made three-dimensional filter core, increased filter area, effective fine particles and the bacterium in filtration and absorbed air not only, and extended service life.
(3) other special filter cores: such as effectively suppressing medical antimicrobial filter material of microbial reproduction and palingenesis etc.
6) active carbon adsorption formula:
Activated carbon is a kind of black microcrystalline carbon materials, and internal microcellular structure flourishing (1 gram of activated carbon internal capillary developed area can reach nearly 300-1000 square metre not etc.), is a kind of good adsorbent, catalyst and catalyst carrier.Be widely used in nearly all fields such as modern industry, science and technology, medical treatment, military affairs and daily life.Activated carbon can divide ature of coal activated carbon, wooden activated carbon, organic active carbon, regeneration activity carbon, shell class activated carbon and coconut husk class activated carbon etc. by its raw material sources.Wherein, take top grade in activated carbon of mesopore ature of coal activated carbon, often be used as air cleaning and be made into industrial protective mask, for the workman in toxic gas environment, in activated carbon+appropriate natural zeolite or KI after, can increase the scope of toxic gas species in active carbon adsorption air, through adjusting the activated carbon of aperture specially treated, also be used as resisting the military gas-mask of chemical and biological weapons, filter Schain poison gas and bacillus anthracis etc.
Air purifier be exactly utilize activated carbon to there is the principle of high-strength adsorption capacity to toxic gas in air (the micropore developed area of 1 gram of air cleaning special active carbon can reach nearly 1000 square metres, chemical toxic gas and the peculiar smell that can adsorb own wt 60%) by forcing room air through the inner activated carbon filtering layer of clarifier, toxic gas and peculiar smell are effectively adsorbed, thereby reach the object of toxic gas in clean room.
7) ultraviolet disinfection formula:
Ultraviolet disinfection formula air purifying sterilizer is the same mobile mode of forcing room air that adopts, make air through direct irradiation human body not, the spacing container of ultraviolet disinfection lamp is housed, reaches the object of killing each bacterioid, virus and fungi in room air.Ultraviolet ray is divided into A ripple, B ripple, C ripple and vacuum ultraviolet, and the ultraviolet ray that wherein sterilization is used should be C-band, and its wave-length coverage is 200-275nm (nanometer), and the strongest wave band of bactericidal action is 250-275nm (nanometer).More than should reaching 20000 μ W.s/cm2 for the exposure dose of the ultraviolet disinfection lamp of kill bacteria, virus and fungi.
8) composite type:
Composite type air purifier, as the term suggests exactly the mode of monomer-type air cleaning is combined, to reach the object that purifies multiple indoor air pollutants.
According to the above, air purifier is of a great variety at present, and effect is also obvious.But often exist the mechanism of action complicated, structure is responsible for, and realizes more difficult.
[summary of the invention]
The object of the invention is to the deficiency existing for the above prior art, a kind of simple in structure, obvious air cleaning unit of clean-up effect is provided.
To achieve these goals, the present invention is achieved in that a kind of air cleaning unit, it comprises sinuous flow formation and stiffening device and purification surface, described sinuous flow forms and stiffening device is one or more the compound structures in whirlpool shape through-hole structure, whirlpool shape blade wheel structure, helical form through-hole structure, blade structure, brush roller structure, and described purification surface is arranged on outgassing direction one side of described sinuous flow formation and stiffening device.
Described purification surface is tacky surfaces, and it is obviously greater than the shear stress of airborne gaseous substance to particle to the shear stress of airborne particle.The viscosity composition of described tacky surfaces can catch for having one or more mixtures in the water, glue, epoxy resin, acrylic resin, polyurethane, polyamide, silica-based family macromolecule, polyester, polyalcohols, polyethers, polyether ester of microparticle in air.
What described purification was surperficial is coarse setting, and has burr
Also be provided with for catching the viscous coating of air microparticle.
The pitch of waves scope of the surface roughness on described surface is at 0.001-10mm.
Described burr is that one or more mixing of establishing in shape, curling shape, forked arrange.
Described burr is fixed on described surface.
Described viscosity composition can be the viscous coating that is coated on described surface.
Compared with prior art, the present invention has advantage and useful technique effect are as follows:
By air being formed and strengthening sinuous flow, can effectively increase the inertial collision of particulate in air and tacky surfaces, produce the settlement action of maximal efficiency, in addition owing to having increased the touch opportunity of particulate in air and tacky surfaces, by Deposited particulate matter, by tacky surfaces, effectively do not adhered to and be removed, thereby can effectively improve air purification effect.
[accompanying drawing explanation]
Fig. 1 purifies surface texture schematic diagram in a kind of air cleaning unit of the present invention;
Fig. 2 purifies surface texture schematic diagram in a kind of air cleaning unit of the present invention;
Fig. 3 is the main TV structure figure of a kind of air cleaning unit embodiment 1 of the present invention;
Fig. 4 is the face upwarding assumption diagram of a kind of air cleaning unit embodiment 2 of the present invention;
Fig. 5 is the main TV structure figure of a kind of air cleaning unit embodiment 2 of the present invention;
Fig. 6 is the face upwarding assumption diagram of a kind of air cleaning unit embodiment 2 of the present invention;
Fig. 7 is the filter of a kind of air cleaning unit of the present invention top view 1 when keeping flat;
Fig. 8 is the filter of a kind of air cleaning unit of the present invention top view 2 when keeping flat;
Fig. 9 is that the filter of a kind of air cleaning unit of the present invention is at the top view in when projection band that spirals;
Figure 10 is that the filter of a kind of air cleaning unit of the present invention is at the stereogram in when projection band that spirals.
[specific embodiment]
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail to explanation.
An air cleaning unit, it comprises sinuous flow formation and stiffening device and purification surface.Described sinuous flow formation and stiffening device comprise the air inlet of the set composite of one or more structures in whirlpool shape through hole, whirlpool shape impeller, helical form through hole, flabellum, brush roll.
Described purification surface is for catching the tacky surfaces of air microparticle, it is obviously greater than the shear stress of airborne gaseous substance to particle to the shear stress of airborne particle, microparticle is adsorbed or falls on described tacky surfaces.As shown in Figure 1, described purification surface, its surface 31 is coarse setting, has pitch of waves scope in the surface roughness of 0.001-10mm.Surface 31 materials that can select some to have rough surface make, as nonwoven cloth material; Or the rough surface obtaining by processing methods such as precision processing as micro-in laser, plasma technique, corrosive liquid, sandblast, flame treatment, electroplating processes.The pitch of waves scope of described surperficial 31 surface roughness is 0.001mm.The pitch of waves scope of described surperficial 31 surface roughness is 10mm.Preferably, the pitch of waves scope of surface roughness is 0.001-1mm.Burr 32 is set on coarse surface 31, and described burr 32 can arrange for one or more mixing of establishing in shape, curling shape, forked.Described forked can be many forkeds, can effectively improve dust removing effects.Described burr 32 can sting by the fine hair that uses tease needle machine processing to obtain a large amount of many bifurcation structures with nonwoven cloth material.While containing this surface 31 of air-flow process of particle, air-flow is subject to the impact of burr 32 and rough surface 31, form the variation of airflow direction, produce and add strong turbulence phenomenon, these turbulent motions have increased particle in air-flow and surperficial contact probability, due to inertial collision and sedimentation theory, the particle in air-flow is got off by effectively catching.The viscosity composition 33 of microparticle be provided for catching air on described surperficial 31 in.Described viscosity composition 33 can catch for having one or more mixtures in the materials such as the water, glue, epoxy resin, acrylic resin, polyurethane, polyamide, silica-based family macromolecule, polyester, polyalcohols, polyethers, polyether ester of microparticle in air.Described viscosity composition 33 can be to be coated on described surperficial 31 viscous coating.Because this surface also has viscous coating, therefore particle contact generation adhesiveness afterwards with surperficial viscous coating and holds back, for the particle being retained down due to inertial collision and gravitational settling, play strengthening crown_interception, for cannot also can being effectively retained down because of adhesive attraction by the fine particulates of holding back of inertial collision and gravitational settling.Therefore the hold back efficiency of surface to particle in air-flow can be effectively improved on surface of the present invention, and the particle in air-flow is removed.
Preferably, the viscosity composition of described tacky surfaces is water, and water is obviously greater than the shear stress of airborne gaseous substance to particle to the shear stress of airborne particle.The water wetted material that this tacky surfaces can have a water-absorbing-retaining function by use make and absorb water after obtain, typical example is hydrogel material or hydrophilic film material, can be acrylamide hydrogel, carboxymethyl cellulose hydrophilic membrane etc.When air passes through the air inlet of whirlpool shape blade wheel structure, air stream forms sinuous flow, when sinuous flow runs into the tacky surfaces of rough zone burr, a large amount of rough surfaces and the burr of coiled structure are equivalent to the barrier of a large amount of fine structures, therefore air stream becomes more random, sinuous flow phenomenon is greatly strengthened, wherein particle produces strong inertial collision phenomenon, on the one hand particle is trapped removal because of the settlement action that inertial collision and gravity produce, on the other hand particle because contact water viscosity surface by strong adsorption, held back and remove.
Embodiment 1
A kind of Nose filter, as shown in Figure 2, it can comprise filter 6, umbrella shape protective cover 1 and the air-guiding base plate 3 that is arranged at the cover mouth place of umbrella shape protective cover 1, on described air-guiding base plate 3, be provided with and be used to form or by the through hole of strong cyclone sinuous flow 31, make can form eddy current sinuous flow air by the air of described air-guiding base plate 3, then by umbrella shape protective cover 1, the contact area of air and filter 6 is larger, the effective molecule in absorbed air or make airborne molecule fall to described filter surface, filtration and treatment effect are more obvious, and because cyclone shape through hole is set, make air permeability better, wear more comfortable, there is not the defects such as expiratory dyspnea.Wherein, described umbrella shape protective cover 1 can be by some bar 11Cong center radiation modes, to arrange backward same direction to be bent to form, and to be applicable to nostril form, improves filtration, absorption and effect of settling.Preferably, described bar 11 is provided with 6-20 bar, and described bar 11 is arranged for equidistant between being.Preferred, described bar 11 arranges 12, and 12 described bar 11Cong center radiation modes equidistantly rearrange, and filter effect and air permeability are best.Described bar 11 is surperficial soft with lint shape burr, and effectively absorbed air microparticle guarantees comfortable wearing simultaneously.On described umbrella shape protective cover 1, ring-type fixed band 12 is set, for making described umbrella shape protective cover 1 structure more firm, described ring-type fixed band 12 is arranged on the bar 11 near cover mouthful place, and together with being fixedly connected with described bar 11.Described ring-type fixed band 12 is tortuous waveform.Between described umbrella shape protective cover 1 and air-guiding base plate 3, can be connected by connecting rod 4, between described connecting rod 4 and air-guiding base plate 3, pad 5 is set.
The through hole 31 of described air-guiding base plate 3 can be arranged and form by some some strip through-holes that tilt to same direction centered by described air-guiding base plate 3, and described strip through-hole number is 6-20.
As shown in Figure 6, between described umbrella shape protective cover 1 and described air-guiding base plate 3, filter 6 is set, for by further the cyclone sinuous flow air by air-guiding base plate 3 being filtered, improves greatly air-treatment effect.Described filter 6 can be a kind of mandruka disc-shaped filter material.
As shown in Figure 7, described filter 6 has the surface of purification, can be sheet-form substrate 61, in described sheet-form substrate 61, cutting forms to spiral and is with 62, described spiral be with 62 can be in the shape of a spiral projection, can more approach like this human body vibrissa structure, emulation filter effect is better.
Preferably, as shown in Figure 8, described filter 6 can be two above stacking forming of described sheet-form substrate 61.And spiral with 62 the hand of spiral to be contrary, can effectively to improve the contact area of mucous membrane and air in two-layer described sheet-form substrate 61.
As shown in Figure 9, described filter can comprise minimum a slice substrate 64, is provided with some blades 63 on described substrate.By described blade 63, airborne microparticle is filtered.
Preferably, as shown in Figure 9, described filter 6 can be two above stacking formation of substrate 64, and the blade 63 on described substrate 64 is crisscross arranged, and can effectively improve the contact area of mucous membrane and air.
Embodiment 2
As in Figure 3-5; Nose filter; by two described umbrella shape protective covers 1, formed with the air-guiding base plate 3 that is arranged at the cover mouth place of umbrella shape protective cover 1; two described umbrella shape protective covers 1 are connected by the similar support 2 of " Ω " or " U " type with air-guiding base plate 3; described support 2 one end are through described umbrella shape protective cover 1 and base plate 3 centers, fixing by spherical aixs cylinder and the pad 5 of support 2 ends.Between described umbrella shape protective cover 1 and described air-guiding base plate 3, filter is set, for by further the cyclone sinuous flow air by air-guiding base plate being filtered, improves greatly air-treatment effect.
More than describe preferred embodiment of the present invention in detail, should be appreciated that the ordinary skill of this area just can design according to the present invention be made many modifications and variations without creative work.Therefore, all technical staff in the art according to the present invention design on prior art basis by logic analysis, reasoning or according to the available technical scheme of limited experiment, all should be among the determined protection domain by these claims.
Claims (6)
1. an air cleaning unit, it is characterized in that, it comprises sinuous flow formation and stiffening device and purification surface, described sinuous flow forms and stiffening device is one or more the compound structures in whirlpool shape through-hole structure, whirlpool shape blade wheel structure, helical form through-hole structure, blade structure, brush roller structure, and described purification surface is arranged on outgassing direction one side of described sinuous flow formation and stiffening device.
2. according to a kind of air cleaning unit claimed in claim 1, it is characterized in that, described purification surface is obviously greater than the shear stress of airborne gaseous substance to particle to the shear stress of airborne particle.
3. according to a kind of air cleaning unit claimed in claim 1, it is characterized in that, what described purification was surperficial is coarse setting, and has burr.
4. according to a kind of air cleaning unit claimed in claim 3, it is characterized in that, be also provided with for catching the viscous coating of air microparticle.
5. according to a kind of air cleaning unit claimed in claim 4, it is characterized in that, the pitch of waves scope of the surface roughness on described surface is at 0.001-10mm.
6. according to a kind of air cleaning unit claimed in claim 5, it is characterized in that, described burr is that one or more mixing of establishing in shape, curling shape, forked arrange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320875422.4U CN203971659U (en) | 2013-12-26 | 2013-12-26 | A kind of air cleaning unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320875422.4U CN203971659U (en) | 2013-12-26 | 2013-12-26 | A kind of air cleaning unit |
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| Publication Number | Publication Date |
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| CN203971659U true CN203971659U (en) | 2014-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320875422.4U Expired - Lifetime CN203971659U (en) | 2013-12-26 | 2013-12-26 | A kind of air cleaning unit |
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| CN (1) | CN203971659U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105498412A (en) * | 2015-12-22 | 2016-04-20 | 李国祯 | Low-energy-consumption air filtration device provided with spiral structures and air purifier |
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2013
- 2013-12-26 CN CN201320875422.4U patent/CN203971659U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105498412A (en) * | 2015-12-22 | 2016-04-20 | 李国祯 | Low-energy-consumption air filtration device provided with spiral structures and air purifier |
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