CN103623452A - Air circular purification device and method - Google Patents
Air circular purification device and method Download PDFInfo
- Publication number
- CN103623452A CN103623452A CN201310545286.7A CN201310545286A CN103623452A CN 103623452 A CN103623452 A CN 103623452A CN 201310545286 A CN201310545286 A CN 201310545286A CN 103623452 A CN103623452 A CN 103623452A
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- air
- filtering net
- blower fan
- air circulation
- photocatalyst filtering
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Abstract
The invention discloses an air circular purification device. The air circular purification device comprises a fan, a photocatalyst filtering net and an LED (Light Emitting Diode) excitation light source, wherein the fan is used for enforcedly flowing air; the fan is connected with an air flue; the photocatalyst filtering net completely covers the air flue; the LED excitation light source is used for irradiating the photocatalyst filtering net.
Description
Technical field
The invention belongs to a kind of domestic or commercial air purifying process field, relate in particular to a kind of air circulation purifier and method.
Background technology
The material storage formula household electrical appliance such as cabinet, wine cabinet, refrigerator, refrigerator are owing to often storing different article, and in limited enclosed space, be easy to breed bacteria, produce abnormal flavour, cause the pollution of air in storage space, and cause storing products to accelerate to rot or go bad.
In prior art, the material storage formula household electrical appliance one such as cabinet, wine cabinet, refrigerator, refrigerator are with high-pressure anionic deodorization, fresh-keeping, sterilization.But high-pressure anionic can produce high pressure, and energy consumption is higher, and because air in storage space does not circulate, cause deodorization, sterilization, fresh-keeping not thorough, easily leave the shortcomings such as dead angle.Another kind is to sterilize with the ultraviolet radiation that quartz burner produces.Ultraviolet germicidal lamp is actually and belongs to a kind of low pressure mercury lamp.Low pressure mercury lamp is to utilize lower mercury vapor pressure (<10-2Pa) intensified and send ultraviolet light, and its luminescence spectrum mainly contains two: one is 253.7nm wavelength; Another is 185nm wavelength.In fact absorbed ultraviolet acts on cytogenetics material is DNA, it plays a kind of photochemical action, and the energy of ultraviolet photon is absorbed by the base pair in DNA, causes that hereditary material morphs, make antibacterial dead or irreproducible offspring at once, reach the object of sterilization.But the service life of quartz burner is short, power consumption is large, cost is high, the limited coverage area of irradiation.And, traditional UV lamp will reach bactericidal effect need adopt UV-C level (200-280nm) ultraviolet, if the ultraviolet of this wave band protects improper meeting acceleration, around plastic material is aging, human body skin Long Term Contact also will cause pathological changes, and normal service life is short, waste pollution environment after losing efficacy.
In order to solve above shortcoming, the present invention increases a low cost, power consumption is little, the life-span is long, easy for installation multi-functional air circulating purifying device in the material storage formula household electrical appliance such as cabinet, wine cabinet, refrigerator, refrigerator.
Summary of the invention
In order to solve the defect existing in prior art, the invention provides a kind of air circulation purifier and can realize thorough sterilization, and to human body and environment without any injury.
In order to realize foregoing invention object, the present invention discloses a kind of air circulation purifier and comprises: a blower fan, and for compulsory circulation air, described blower fan is connected with an air channel; One photocatalyst filtering net, described photocatalyst filtering net covers described air channel completely; One LED excitation source, described LED excitation source is used for irradiating described photocatalyst filtering net; The wave-length coverage of described LED excitation source is 320-400nm.
Further, the base material of described photocatalyst filtering net is comprised of metallic nickel, and described photocatalyst filtering net surface also comprises titanium dioxide nano coating.
Further, described LED excitation source also comprises a fin.
Further, the parallel dividing plate of equidistant setting at least two groups in the air outlet place in described air channel.
Further, the air outlet that the air inlet in described air channel is described blower fan.The surrounding of described blower fan is partially filled Double-side foam celloidin to fix described blower fan and to cushion the vibration producing when described blower fan is worked.
The present invention discloses a kind of air circulation purification method simultaneously, it is characterized in that, comprise: compulsory circulation one air to be clean, make described air flow to be clean through a photocatalyst filtering net being irradiated by LED excitation source, the wave-length coverage of described LED excitation source is 320-400nm.
Compared with prior art, photocatalyst ground and nano surface coating that the technical program adopts all belong to inorganic material, all can not produce the material that human body and environment is had to harm in use procedure and after losing efficacy; And excitation source application is also current state-of-the-art LED technology, this light source has the advantages such as long service life, environmental protection, low energy consumption, and the ultraviolet producing belongs to UV-A level (320-400nm), belongs to human-body safety wave band.Can use refrigerator, refrigerator, tableware storage cabinet etc. to the utensil of fresh-keeping, the requirement that sterilizes, eliminates the unusual smell in, also can be separately as the air purifier of family, use.
Accompanying drawing explanation
Can be by following detailed Description Of The Invention and appended graphic being further understood about the advantages and spirit of the present invention.
Fig. 1 is the structural representation of air circulation purifier disclosed in this invention;
Fig. 2 is the air channel circulation figure of air circulation purifier disclosed in this invention;
Fig. 3 is the circuit diagram of air circulation purifier disclosed in this invention.
The specific embodiment
Fig. 1 is the structural representation of air circulation purifier involved in the present invention.As shown in Figure 1, this air circulation purifier is comprised of upper cover 1 and base 8.When this air circulation purifier is run on a storage space, with the contaminated air of antibacterial, abnormal flavour, by air intake vent 12, suck, by the air after purifying, from air outlet 11, discharge.
This air circulation purifier specifically comprises upper cover 1, working indicating plate 2, control circuit board 3, LED fin 4, LED5, inorganic filter net (or claiming photocatalyst filtering net) 6, blower fan 7, base 8.When circuit provides power supply, control circuit 3 starts blower fans 7, and by storage space, with the contaminated air of antibacterial, abnormal flavour, the air intake vent 12 by upper cover 1 is drawn into and purifies air channel.Simultaneously, LED5 in control circuit 3 startup purification air channels sends ultraviolet light source and sterilizes, utilize LED light source to trigger the inorganic overanxious net 6 purifying in air channel simultaneously, make it produce extremely strong free hydroxy and the active oxygen of oxidability, destroy the cell membrane of antibacterial and solidify viral protein, kill bacteria and decomposing organic pollutant, reach the object of sterilization, deodorization, mildew-resistant, anti-fouling and self-cleaning, and finally the air outlet 11 by upper cover 1 enters the air after purifying in storage space.The air of storage space can reach best sterilization, deodorizing effect by the purification with upper air duct loop cycle, and the article of storing are played to fresh-keeping effect.
Photocatalyst is under the irradiation of light, can produce similar photosynthetic light-catalyzed reaction, produce oxidability extremely strong free hydroxy and active oxygen, there is very strong photoredox function, the various organic compound of oxidable decomposition and part inorganic matter, can destroy the cell membrane of antibacterial and solidify viral protein, can kill bacteria and decomposing organic pollutant, organic pollution is resolved into free of contamination water (H
2o), carbon dioxide (CO
2) and other innocuous substance, thereby there is extremely strong sterilization, deodorization, mildew-resistant, anti-fouling and self-cleaning, air purification function.
The base material of photocatalyst filtering net 6 used in the present invention consists of metallic nickel, and the surface of this photocatalyst filtering net 6 comprises a nano coating, and this nano coating can be titanium dioxide.
Near the placement one UV-LED lamp 5 of photocatalyst filtering net 6, for generation of the ultraviolet between 320-400nm wave band.This ultraviolet triggers photocatalyst filtering net 6 and generates free hydroxy and active oxygen.The airborne pollutant of this photocatalyst filtering net 6 of flowing through can directly be resolved into tasteless nontoxic material by free hydroxy and active oxygen, and free hydroxy and active oxygen decomposing bacteria cell wall simultaneously, to reach the effect of sterilization.
In the present invention, use a blower fan 7 that air is carried out to circulation by force, as shown in Figure 2.This blower fan 7 and a dividing plate 14 completely cut off this air circulation purifier completely for entering air channel and exhaust passage.Utilize the running of blower fan 7, air to be clean is entered and is entered blower fan 7 into air channel is laggard by air intake vent 12, then from air outlet 11, flows out after photocatalyst filtering net 6 filters by the air outlet of blower fan 7.With the fan using in prior art by comparison, the design of this structure can realize treats inhaling and go out of purifying air, and makes the complete circulating filtration of air, there will not be the problem at the dead angle that sterilizes.
The air intake vent of blower fan 7 is positioned at the air outlet of blower fan 7, the air outlet distribution at least two group deflectors 13 in the air channel of this blower fan 7.This deflector 13 equidistantly distributes in air outlet place, is parallel to each other, for the fresh air after deodorization and sterilization can evenly mildly be flowed out from air outlet.
The surrounding filling part Double-side foam celloidin of blower fan 7, for fixing blower fan 7,7 vibrations of buffering blower fan.This sterilizing, deodorizing and fresh keeping device also arranges a blue light display lamp (not shown).When this sterilizing, deodorizing and fresh keeping device operation, display lamp Chang Liang.
Compared with prior art, photocatalyst ground and nano surface coating that the technical program adopts all belong to inorganic material, all can not produce the material that human body and environment is had to harm in use procedure and after losing efficacy; And excitation source application is also current state-of-the-art LED technology, this light source has the advantages such as long service life, environmental protection, low energy consumption, and the ultraviolet producing belongs to UV-A level (320-400nm), belongs to human-body safety wave band.Can use refrigerator, refrigerator, tableware storage cabinet etc. to the utensil of fresh-keeping, the requirement that sterilizes, eliminates the unusual smell in, also can be separately as the air purifier of family, use.
Described in this description is preferred embodiment of the present invention, and above embodiment is only in order to illustrate technical scheme of the present invention but not limitation of the present invention.All those skilled in the art, all should be within the scope of the present invention under this invention's idea by the available technical scheme of logical analysis, reasoning, or a limited experiment.
Claims (9)
1. an air circulation purifier, is characterized in that, comprising:
One blower fan, for compulsory circulation air, described blower fan is connected with an air channel;
One photocatalyst filtering net, described photocatalyst filtering net covers described air channel completely;
One LED excitation source, described LED excitation source is used for irradiating described photocatalyst filtering net.
2. air circulation purifier as claimed in claim 1, is characterized in that, the base material of described photocatalyst filtering net is comprised of metallic nickel, and described photocatalyst filtering net surface also comprises titanium dioxide nano coating.
3. air circulation purifier as claimed in claim 1, is characterized in that, described LED excitation source also comprises a fin.
4. air circulation purifier as claimed in claim 1, is characterized in that, described air circulation purifier also comprises a dividing plate, and described blower fan and described dividing plate are divided into inlet air air channel and air-out air channel by described air channel.
5. air circulation purifier as claimed in claim 4, is characterized in that, the parallel deflector of equidistant setting at least two groups in air outlet place in described air-out air channel.
6. air circulation purifier as claimed in claim 1, is characterized in that, the surrounding of described blower fan is partially filled Double-side foam celloidin to fix described blower fan and to cushion the vibration producing when described blower fan is worked.
7. air circulation purifier as claimed in claim 1, is characterized in that, the wave-length coverage of described LED excitation source is 320-400nm.
8. an air circulation purification method, is characterized in that, comprising: compulsory circulation one air to be clean, makes described air flow to be clean through a photocatalyst filtering net being irradiated by LED excitation source.
9. air circulation purification method as claimed in claim 8, is characterized in that, the wave-length coverage of described LED excitation source is 320-400nm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310545286.7A CN103623452B (en) | 2013-05-21 | 2013-11-06 | A kind of air circular purification device and method |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202800290 | 2013-05-21 | ||
| CN201320280029.0 | 2013-05-21 | ||
| CN201320280029 | 2013-05-21 | ||
| CN201310545286.7A CN103623452B (en) | 2013-05-21 | 2013-11-06 | A kind of air circular purification device and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103623452A true CN103623452A (en) | 2014-03-12 |
| CN103623452B CN103623452B (en) | 2015-09-02 |
Family
ID=50205129
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310545286.7A Active CN103623452B (en) | 2013-05-21 | 2013-11-06 | A kind of air circular purification device and method |
| CN201320697351.3U Expired - Lifetime CN203564577U (en) | 2013-05-21 | 2013-11-06 | Air circular purifying device |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320697351.3U Expired - Lifetime CN203564577U (en) | 2013-05-21 | 2013-11-06 | Air circular purifying device |
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| CN (2) | CN103623452B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105605859A (en) * | 2016-03-01 | 2016-05-25 | 合肥华凌股份有限公司 | Refrigerator and refrigerating chamber air duct thereof |
| WO2019232747A1 (en) * | 2018-06-07 | 2019-12-12 | 深圳和而泰智能控制股份有限公司 | Photocatalyst sterilization device and refrigerator comprising same |
| EP3616519A1 (en) * | 2018-08-29 | 2020-03-04 | Whirlpool Corporation | Antimicrobial air ducts |
| US11022361B2 (en) | 2018-08-29 | 2021-06-01 | Whirlpool Corporation | Air filtration system for antimicrobial refrigerators |
| CN113786508A (en) * | 2021-08-27 | 2021-12-14 | 江苏欧姆朗光电科技有限公司 | Novel ultraviolet lamp sterilization box and sterilization system thereof |
| TWI808988B (en) * | 2017-08-30 | 2023-07-21 | 南韓商首爾偉傲世有限公司 | Air cleaning module |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103623452B (en) * | 2013-05-21 | 2015-09-02 | 益而益(集团)有限公司 | A kind of air circular purification device and method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2397463Y (en) * | 1999-11-11 | 2000-09-20 | 李植晋 | High efficient long-service refrigerator deodorant sterilizing device |
| CN203564577U (en) * | 2013-05-21 | 2014-04-30 | 益而益(集团)有限公司 | Air circular purifying device |
-
2013
- 2013-11-06 CN CN201310545286.7A patent/CN103623452B/en active Active
- 2013-11-06 CN CN201320697351.3U patent/CN203564577U/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2397463Y (en) * | 1999-11-11 | 2000-09-20 | 李植晋 | High efficient long-service refrigerator deodorant sterilizing device |
| CN203564577U (en) * | 2013-05-21 | 2014-04-30 | 益而益(集团)有限公司 | Air circular purifying device |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105605859A (en) * | 2016-03-01 | 2016-05-25 | 合肥华凌股份有限公司 | Refrigerator and refrigerating chamber air duct thereof |
| CN105605859B (en) * | 2016-03-01 | 2018-10-16 | 合肥华凌股份有限公司 | Refrigerator and its refrigerating chamber air duct |
| TWI808988B (en) * | 2017-08-30 | 2023-07-21 | 南韓商首爾偉傲世有限公司 | Air cleaning module |
| WO2019232747A1 (en) * | 2018-06-07 | 2019-12-12 | 深圳和而泰智能控制股份有限公司 | Photocatalyst sterilization device and refrigerator comprising same |
| US10736984B2 (en) | 2018-06-07 | 2020-08-11 | Shenzhen H&T Intelligent Control Co., Ltd. | Photocatalyst sterilization device and refrigerator including the same |
| EP3616519A1 (en) * | 2018-08-29 | 2020-03-04 | Whirlpool Corporation | Antimicrobial air ducts |
| US11022361B2 (en) | 2018-08-29 | 2021-06-01 | Whirlpool Corporation | Air filtration system for antimicrobial refrigerators |
| US11719482B2 (en) | 2018-08-29 | 2023-08-08 | Whirlpool Corporation | Air filtration system for antimicrobial refrigerators |
| CN113786508A (en) * | 2021-08-27 | 2021-12-14 | 江苏欧姆朗光电科技有限公司 | Novel ultraviolet lamp sterilization box and sterilization system thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN203564577U (en) | 2014-04-30 |
| CN103623452B (en) | 2015-09-02 |
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