CN103252142B - Air filtering and sterilizing device - Google Patents

Air filtering and sterilizing device Download PDF

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Publication number
CN103252142B
CN103252142B CN201310177557.8A CN201310177557A CN103252142B CN 103252142 B CN103252142 B CN 103252142B CN 201310177557 A CN201310177557 A CN 201310177557A CN 103252142 B CN103252142 B CN 103252142B
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filter
air
fan
motor
casing
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CN201310177557.8A
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CN103252142A (en
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殷平
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Optics Valley Clean (Wuhan) Technology Co.,Ltd.
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NANJING GREEN SMILE AIR CONDITIONING TECHNOLOGY DEVELOPMENT Co Ltd
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  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)

Abstract

The invention provides an air filtering and sterilizing device. The air filtering and sterilizing device is applied to indoor air purifying, and comprises a tank body, a filter and a fan unit, wherein the filter and the fan unit are arranged in the tank body; the filter comprises a primary filter and a secondary filter and is used for filtering and sterilizing air entering the tank body; and the fan unit comprises a motor and a fan, the motor is used for driving the fan to rotate, and the fan is used for sucking air into the tank body and blowing out the filtered air through the filter. The two filters are arranged in the tank body, the primary filter is used for filtering inhalable particles in air entering the tank body, and the secondary filter is used for further filtering and sterilizing the air filtered by the first filter; and the rotation speed of the motor is controlled so as to infinitely variably controlling the air volume for air cleaning treatment, so that the application range of the air filtering and sterilizing device is greatly expanded, and the energy consumption of the device is reduced.

Description

A kind of air filtration and sterilizing unit
Technical field
The present invention relates to air cleaning facility field, particularly a kind of air filtration in indoor and sterilizing unit.
Background technology
In recent years, atmosphere pollution is day by day serious, the particle of index PM2.5(pellet diameter≤2.5, the world micron) to be less than 10 are safety values, and the most area of China is higher than 50.Air quality is bad, has a strong impact on health, therefore, needing effectively to filter and sterilization entering indoor outdoor air, purifying air the health protecting human body.
The air filting material that filter uses occurred in the market, more adopt non-woven fabrics, filter efficiency is low, clean-up effect is poor, or adopt high efficiency filter paper, its air drag is large, service life is short, and under the situation that atmosphere pollution is serious, the air filting material of existing filter can not meet purification requirement.
PM2.5 pellet is also a kind of year thalline, especially at malaria, in the air polluted, this kind of particle becomes the place of various bacteria breed, current photocatalyst is the material of topmost simple and easy kill bacteria in various air purifier, but large sunlight or ultraviolet lamps irradiates must be had just to work as the nano titanium oxide of photocatalyst material, thus the quartz burner of C-band must be installed in filter, therefore, not only increase the volume of clarifier, cost, and the life-span due to quartz burner only has 2000 ~ 4000 hours, replacement frequency is high, cost is high, and use inconvenience.
Summary of the invention
In order to reduce volume, reducing power consumption, reducing costs, the invention provides a kind of air filtration and sterilizing unit.
For achieving the above object, a kind of air filtration and sterilizing unit comprise casing, filter and fan unit, described filter and fan unit are arranged in described casing, described fan unit comprises motor and blower fan, described motor drives blower fan to rotate, this fan unit is used in air intake casing, blows out after metre filter; Described motor is brshless DC motor; Described filter comprises the first order filter and second level filter that are arranged in order, and first order filter and second level filter all adopt electrode static air filtering material, and the filtering material of second level filter passes through without photo catalytic liquid process; Wherein, electrode static air filtering material is forever charged polypropylene fibre; Be nanometer di(2-ethylhexyl)phosphate titanium oxide without photo catalytic liquid.
Further, described casing comprises the first panel and the second panel, and described first panel is provided with air-inlet grille, and the second panel is provided with air outlet grate, to enter and blow out from air outlet grate for air from air-inlet grille.
Further, also comprise filter mounting, described filter mounting is arranged in pairs, and often pair of filter mounting is oppositely arranged on the inner surface of casing both sides respectively, and described first order filter, second level filter are all removably mounted on filter mounting.
Further, relatively form chute between often pair of filter mounting, the opposite end of first order filter, second level filter is separately positioned in chute.
Further, also comprise fan supporter, fan supporter fixes described motor in casing.
Further, this motor is controlled by remote controller, realizes infinitely variable speeds.
Relative to prior art, the present invention is by arranging two-stage filter in casing, and first order filter filters the pellet entered in casing in air, and second level filter is to the further filter sterilization of the air after first order metre filter; Blower fan and motor are all fixed on fan supporter, and electric machine main shaft is directly connected with blower fan, and by controlling motor speed, carry out step-less adjustment to the air quantity of air cleaner process.The range of application of air filtration and sterilizing unit is expanded greatly, and reduces the energy consumption of device.In addition, due to the polypropylene fibre that electrode static air filtering material is forever charged, this material can reach more than 99% to the filter efficiency that particle diameter is greater than 0.3 μm, the pollutant be trapped all is attached on filter surfaces, and therefore this filter can retain most germ, virus or other pollutant.And have passed through the process without photo catalytic liquid due to the second filter, and be nanometer di(2-ethylhexyl)phosphate titanium oxide without photo catalytic liquid, its surface area can reach 183m 2/ g, this technology overcomes the weakness namely needing for photocatalyst 2000-4000 hour to change uviol lamp, do not need light can work yet, as long as there is the potential transfer of the air adsorptivity that just tool is extremely strong and generation nano particle characteristic, and produce high-octane metathesis reaction, under unglazed condition, the OH that catalytic reaction release has Strong oxdiative power can be produced -and O 2 -free radical, can the significantly harmful organic substance such as lasting degradation of formaldehyde, benzene class thing, ammonia, general volatile TVOC, removes stink simultaneously, antibacterial, go out mould, cleaning ambient air, accomplish 24 h air purifications.When bacterium in air is by this second level filter 33, can be killed by without photo catalytic liquid.When base material is covered without catalysis material, by continuing for a long time, there is sterilization, deodorizing, antifouling effect.Of the present invention strong without catalysis material adhesive ability, when the use of common air-conditioning room changes this second level filter 33 to needs, there is no obvious peeling phenomenon.Air filtration of the present invention and sterilizing unit have employed nanometer di(2-ethylhexyl)phosphate titanium oxide compound and process, do not need sunshine or Ultraviolet radiation can realize sterilization, deodorizing and antifouling effect, avoid use quartz burner, not only contribute to reducing energy consumption, volume can also be reduced further, weight reduction, also reduce further maintenance cost.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Detailed description of the invention
In order to elaborate the present invention reach predetermined technique object and the technical scheme taked, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only section Example of the present invention, instead of whole embodiments, and, under the prerequisite not paying creative work, technological means in embodiments of the invention or technical characteristic can be replaced, below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
Refer to Fig. 1, a kind of air filtration and sterilizing unit 100, comprise casing 10, filter 30 and fan unit 60, described filter 30 is arranged in described casing 10 with fan unit 60, described filter 30 is for carrying out filtration sterilization to the air entered in casing 10, described fan unit 60 for blowing out in air intake casing 10 after filter 30 filtration treatment.
Described casing 10 comprises the first panel 11, second panel 13, front panel, rear board, top panel and lower panel, and the first panel 11, second panel 13, front panel, rear board, top panel and lower panel form casing.Described first panel 11 is provided with fresh air inlet, and fresh air inlet is provided with air-inlet grille 111, and the second panel 13 is provided with exhaust vent, and exhaust vent is provided with air outlet grate 131, to enter and blow out casing from air outlet grate 131 for air from air-inlet grille 111.In the present embodiment, described casing 10 is the closed square box structure of hollow, and described air-inlet grille 111 is oppositely arranged with described air outlet grate 131.
Described filter 30 comprises first order filter 31 and second level filter 33.Described first order filter 31, second level filter 33 all adopt electrode static air filtering material, in square tabular.Described electrode static air filtering material is forever charged polypropylene fibre, and this material can reach more than 99% to the filter efficiency that particle diameter is greater than 0.3 μm, and the material be trapped all is attached on the surface.Therefore this filter can retain most germ, virus or other pollutant.Described first order filter 31 is fixed in casing 10 respectively by filter mounting 20 side by side successively with described second level filter 33.In the present embodiment, described filter mounting 20 is arranged in pairs, often pair of filter mounting 20 is arranged on the inner surface of casing 10 upper and lower panel respectively, and relatively forms chute on often pair of filter mounting, to place or to change described first order filter 31 and second level filter 33.31 the elementary filtrations of this first order filter, in windward side, wind speed is not less than 2m/s, under air drag is no more than the precondition of 15Pa, the diameter in air can be greater than more than 95% in the pellet of 0.5 micron and filters out.Air after second level filter 33 pairs of primary filters carries out secondary filter sterilization, and the filtering material of second level filter 33 passes through without photo catalytic liquid process, and this material can reach 99% to the filter efficiency that particle diameter is greater than 0.3 μm.Described first order filter 31, second level filter 33 are all removably fixed on filter mounting 20, are convenient to change filtrate, reduce replacement cost.
Be nanometer di(2-ethylhexyl)phosphate titanium oxide compound without photo catalytic liquid, its particle size is 2-50 nanometer, and its surface area can reach 183m 2/ g.This technology overcomes the weakness namely needing for photocatalyst 2000-4000 hour to change uviol lamp, do not need light can work yet, as long as there is the potential transfer of the air adsorptivity that just tool is extremely strong and generation nano particle characteristic, produce high-octane metathesis reaction, under unglazed condition, the OH that catalytic reaction (oxidation or reduction reaction) release has Strong oxdiative power can be produced -and O 2 -free radical, the harmful organic substances such as (oxidation) formaldehyde of significantly degrading lastingly, benzene class thing, ammonia, general volatile TVOC, remove stink simultaneously, antibacterial, go out mould, cleaning ambient air, accomplish 24 h air purifications.When bacterium in air is by this second level filter 33, can be killed by without photocatalytic material.When base material is covered without catalysis material, by continuing for a long time, there is sterilization, deodorizing, antifouling effect.Of the present invention strong without catalysis material adhesive ability, when the use of common air-conditioning room changes this second level filter 33 to needs, there is no obvious peeling phenomenon.Air filtration of the present invention and sterilizing unit 100 have employed nanometer di(2-ethylhexyl)phosphate titanium oxide and process, do not need sunshine or Ultraviolet radiation can realize sterilization, deodorizing and antifouling effect, avoid use quartz burner, not only contribute to reducing energy consumption, all right small size further, weight reduction, also reduce further maintenance cost.
In present pre-ferred embodiments, described motor 61 is brshless DC motor.Brshless DC motor is the one of permanent magnetic synchronous electrical motor, do not use the brushgear of machinery, adopt sinusoidal wave autocontrol permagnetic synchronous motor, replace carbon brush commutator with Hall element, using neodymium iron boron as the permanent-magnet material of rotor, performance is compared general Traditional DC motor and have great advantage.Described brshless DC motor energy consumption is low, and have function of stepless speed regulation, energy saving improves further; Direct current generator noise is lower, and the life-span is longer.This motor 61 controls (not shown) by remote controller, can stepless speed regulation.
During work, starter motor 61, motor 61 drives described blower fan 61 to rotate, and air sucks from the air-inlet grille 111 of the first panel 11, the air be inhaled into through first order filter 31, second level filter 33, and blows out from the air outlet grate 131 of described second panel 13.In this process, air is by after first order filter 31, and in windward side, wind speed is not less than 2m/s, and under air drag is no more than the precondition of 15Pa, the diameter in air to be greater than in the pellet of 0.5 micron more than 95% and to be filtered; By first order filter 31 filtered air, after flowing through described second level filter 33, in windward side, wind speed is not less than 2m/s, under air drag is no more than the precondition of 25Pa, be greater than more than 99% in the inhalable particles of 0.3 micron to be filtered, the filter efficiency of air cleaner is greater than 99%.Meanwhile, second level filter 33 has bactericidal action, can purify air further, and present pre-ferred embodiments kill bacteria rate can close to 100%.Therefore, the air cleaning blown out after first order filter 31, second level filter 33 and from the air outlet grate 131 of the second panel 13 is aseptic.Described air filtration and sterilizing unit 100 substantially increase air filtration effect and bactericidal effect, have purified room air fully.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be do not depart from technical solution of the present invention content, according to technical spirit of the present invention, within the spirit and principles in the present invention, to any simple amendment that above embodiment is done, equivalent replacement and improvement etc., within the protection domain all still belonging to technical solution of the present invention.

Claims (6)

1. an air filtration and sterilizing unit (100), comprise casing (10), filter (30) and fan unit (60), described filter (30) and fan unit (60) are arranged in described casing (10), described fan unit (60) comprises motor (61) and blower fan (63), described motor (61) drives blower fan (61) to rotate, this fan unit (60) for by air intake casing (10), blows out, it is characterized in that after filter (30) filters:
Described motor (61) is brshless DC motor; Described filter (30) comprises the first order filter (31) and second level filter (33) that are arranged in order, first order filter (31) and second level filter (33) all adopt electrode static air filtering material, and the filtering material of second level filter (33) passes through without photo catalytic liquid process;
Wherein, electrode static air filtering material is forever charged polypropylene fibre;
Be nanometer di(2-ethylhexyl)phosphate titanium oxide without photo catalytic liquid.
2. air filtration according to claim 1 and sterilizing unit (100), it is characterized in that: described casing (10) comprises the first panel (11) and the second panel (13), described first panel (11) is provided with air-inlet grille (111), second panel (13) is provided with air outlet grate (131), to enter and blow out from air outlet grate (131) for air from air-inlet grille (111).
3. air filtration according to claim 1 and sterilizing unit (100), it is characterized in that: comprise filter mounting (20) further, described filter mounting (20) is arranged in pairs, often pair of filter mounting is oppositely arranged on the inner surface of casing (10) both sides respectively, and described first order filter (31), second level filter (33) are all removably mounted on filter mounting (20).
4. air filtration according to claim 3 and sterilizing unit (100), it is characterized in that: relatively form chute between often pair of filter mounting (20), the opposite end of first order filter (31), second level filter (33) is separately positioned in chute.
5. air filtration according to claim 1 and sterilizing unit (100), is characterized in that: comprise fan supporter (50) further, and the fixing described motor (61) of fan supporter (50) is in casing (10).
6. the air filtration according to any one of claim 1-5 and sterilizing unit (100), is characterized in that: this motor (63) is controlled by remote controller, realizes infinitely variable speeds.
CN201310177557.8A 2013-05-14 2013-05-14 Air filtering and sterilizing device Active CN103252142B (en)

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CN103252142B true CN103252142B (en) 2015-06-24

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Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104353290A (en) * 2014-10-28 2015-02-18 东莞市升微机电设备科技有限公司 Filter device
CN105327556A (en) * 2015-11-27 2016-02-17 苏州兴亚净化工程有限公司 Air purifying and filtering device with automatic adjusting function
CN105383266A (en) * 2015-12-17 2016-03-09 重庆福悦安科技有限公司 Automobile air conditioner filter
CN105396384A (en) * 2015-12-17 2016-03-16 重庆福悦安科技有限公司 Easily-mounted/dismounted automobile air conditioner filter
CN105561687A (en) * 2015-12-17 2016-05-11 重庆福悦安科技有限公司 Automobile air conditioner filter convenient to replace
CN106693547A (en) * 2016-12-16 2017-05-24 芜湖万向新元环保科技有限公司 Air filtration device
CN107906602A (en) * 2017-11-13 2018-04-13 魔水科技(北京)有限公司 A kind of method for disinfection and sterilizing unit based on air stream
CN112696764A (en) * 2021-01-27 2021-04-23 李迅涛 Medical exhaust air sterilization system

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2628056Y (en) * 2003-06-10 2004-07-28 殷平 Air exhaustion sterilizing device in air exhausting system
CN100587153C (en) * 2008-01-25 2010-02-03 杨毅方 Method for producing air catalyst type worsted plus material
CN101518713B (en) * 2009-04-02 2012-07-04 贺文锋 Box type industrial waste gas processor

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Effective date of registration: 20220824

Address after: Room 3010, Office Building, No. 37, Guannan 4th Road, Donghu New Technology Development Zone, Wuhan City, Hubei Province 430000 (Free Trade Zone Wuhan Area)

Patentee after: Optics Valley Clean (Wuhan) Technology Co.,Ltd.

Address before: 211316 No. 3 Gutan Avenue, economic development zone, Gaochun County, Nanjing City, Jiangsu Province

Patentee before: NANJING GREEN SMILE AIR CONDITIONING TECHNOLOGY DEVELOPMENT Co.,Ltd.

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