CN203671775U - Air cleaner for eliminating formaldehyde and PM2.5 - Google Patents
Air cleaner for eliminating formaldehyde and PM2.5 Download PDFInfo
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- CN203671775U CN203671775U CN201420010138.5U CN201420010138U CN203671775U CN 203671775 U CN203671775 U CN 203671775U CN 201420010138 U CN201420010138 U CN 201420010138U CN 203671775 U CN203671775 U CN 203671775U
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Abstract
The utility model relates to an air cleaner for eliminating formaldehyde and PM2.5. The air cleaner comprises a box body, an air collecting system, a purification system and an adsorption system. The air collecting system and the purification system are installed in the box body and the adsorption system is installed at the top of the box body. The air cleaner can effectively absorb and clean out poisonous and harmful pollutants of formaldehyde, carbon dioxide, PM2.5, particulate matter, volatile organic compounds and the like in air, the functions of peculiar smell elimination, sterilization and disinfection of air are achieved, air is thoroughly purified, secondary pollution is not generated, and health of people is guaranteed.
Description
Technical field
The utility model relates to a kind of air cleaning unit, particularly relates to a kind of air cleaning unit of eliminating formaldehyde and PM2.5.
Background technology
Room air pollution has become to be subject to most at present one of hot issue of social concerns to the harm of human health, the pollutants such as the formaldehyde that caused by indoor decorating and new furniture, benzene homologues, VOC exceed standard and kitchen fume in PM2.5, grease flue gas etc. make IAQ problem even more serious than outdoor.In order to remove the pollutant in room air, air clearing product miscellaneous is come out one after another, and is mainly divided into following 4 kinds: covering agent, distintegrant, adsorbent, air purifier by its function difference; Mainly be divided into physical absorption filtering product, chemical breakdown and photochemical catalytic oxidation product, microorganism analytical product, multiple composite principle purified product by its action principle difference.
But current its clean-up effect of air purifier class purified product is on the market of short duration, limitation all, only has removal effect to being discharged into the pollutants such as airborne formaldehyde, there is no the source problem of contaminated solution.Using air cleaning series products to remove the pollutants such as formaldehyde, PM2.5 has certain effect, but valid expiration date only at about 7-10 days, easily there is formaldehyde rebound phenomena; Bounce-back reason is that most some chemical substances that can react with formaldehyde, VOC etc. that adopt of air purifying preparation series products remove formaldehyde as sulfate, Ammonia, urea, the product of its formation can not be stablized, through after a while under certain condition, this product again decomposes and discharges the pollutant such as formaldehyde, VOC.Use photocatalyst product under certain ultraviolet lighting condition, just can give full play to its effect.Although utilize charcoal absorption effect cost low, have no side effect, take effect slow, saturatedly will lose its activity once adsorb, no longer include suction-operated, need often change.Windowing ventilates can dilute and reduce the pollutant levels such as formaldehyde in indoor air effectively, but length consuming time, need several months, clean-up effect just can manifest, and in real life due to the needs of heating or cooling (all needing comparatively closed environment), often be difficult for accomplishing, if the pollutants such as formaldehyde, benzene homologues, VOC exceed standard seriously, depending merely on windows ventilate can not contaminated solution source problem.Planting plants is also comparatively original a kind of air purification method, and according to scientific research, some plant can be adsorbed pernicious gas, the quality that purifies air, but planting plants effect is also not obvious, can only absorbed portion harmful substance, if indoor pollution is serious, possible plant also can be subject to its murder by poisoning and be withered.
Summary of the invention
The utility model provides a kind of purifier that can absorb dust in air, formaldehyde, carbon dioxide, VOC, PM2.5 and fine particle thing, and to overcome, the pollutant purification effects such as existing air cleaning unit PARA FORMALDEHYDE PRILLS(91,95), PM2.5, VOC are of short duration, purification cycle is long, service condition is harsh, the deficiency such as contaminated solution from source not.
The utility model adopts following technical scheme:
Eliminate an air cleaning unit of formaldehyde and PM2.5, it comprises casing, gas gathering system, cleaning system and adsorption system; Above-mentioned gas gathering system and cleaning system are arranged in casing, and adsorption system is arranged on the top of casing.Above-mentioned gas gathering system is for collecting the gas that contains formaldehyde and PM2.5, and gas gathering system is provided with air inlet and blower fan; The import of blower fan is communicated with this air inlet.Above-mentioned cleaning system for the gas of collecting through gas gathering system is absorbed, cleaning and electrolysis.This cleaning system is provided with air inlet pipe, gas distribution pipe, tourie, electrolysis machine, filling opening, sewage draining exit and escape pipe; In this tourie, be provided with absorption liquid.This electrolysis machine is fixed in this tourie by support, and this electrolysis machine is for formaldehyde and the organic matter of this absorption liquid of oxidization electrolysis.One end of this air inlet pipe is communicated with the outlet of above-mentioned blower fan, and the other end of air inlet pipe is communicated with this gas distribution pipe.This gas distribution pipe is immersed in this absorption liquid, on this gas distribution pipe, is laid with venthole.This filling opening is located on tourie, and this filling opening is located at this absorption liquid liquid level top.This sewage draining exit is positioned at the bottom of tourie.This escape pipe is fixedly assemblied on this tourie, and the top of this absorption liquid liquid level is located in one end of this escape pipe, and the escape pipe other end connects with above-mentioned adsorption system.Above-mentioned adsorption system is for removing pernicious gas residual after cleaning system is processed.Adsorption system is provided with absorbent charcoal adsorption tank and exhaust outlet, and the bottom of this absorbent charcoal adsorption tank connects with the escape pipe of cleaning system, and exhaust outlet is located at this charcoal absorption tank top.
More specifically:
Above-mentioned absorption liquid be calcium chloride solution or magnesium chloride solution, absorption liquid liquid level be in above-mentioned tourie tank the degree of depth 1/2nd to 2/3rds.
The height of above-mentioned gas distribution pipe is 1/6th to 3/4ths of the interior degree of depth of above-mentioned tourie tank.
In above-mentioned electrolysis machine, can only be provided with one group of battery lead plate, multi-group electrode plate also can be set, each group battery lead plate includes an anode electrode plate and the cathode electrode plate that opposition is arranged, all these anode electrode plates connect with the positive pole of dc source by anode terminal, and all cathode electrode plates connect with the negative pole of dc source by cathode terminal.When multi-group electrode plate is set, all these anode electrode plates and cathode electrode plate are alternately arranged successively.
The technical solution of the utility model is: containing air → absorption → electrolysis → absorption → discharge of formaldehyde and PM2.5.
From the above-mentioned description to the utility model structure, compared to the prior art, the utlity model has following advantage:
(1) the utility model can effectively absorb, remove the hazardous contaminants such as dust in air, formaldehyde, carbon dioxide, PM2.5 and fine particle thing, VOC, and air is there is to the function of eliminating peculiar smell, sterilizing, reach effect clean and that purify air, be of value to the healthy of people.
(2) the utility model technique is simple, combine the multiple means such as solution absorption, electrolysis and charcoal absorption to the pollutant of severe overweight in air absorb, electrolytic cleaning sterilization and absorption, air is thoroughly purified, does not produce secondary pollution problem, guarantee people's is healthy.
(3) adopt electrolysis to there is following outstanding effect: 1. oxidation Decomposition organic matter: in low-voltage, (operating voltage between electrolysis machine Anodic and negative electrode is 2 ~ 8V to large electric current, and current density is 10～320mA/cm
2) effect under, make macromolecular substances open loop or the chain rupture of VOC etc. in air, oxidation Decomposition becomes carbon dioxide; 2. eliminate peculiar smell: in electrolytic process, can produce the free radical in a large number with strong oxidizing property, the smelly materials such as the airborne hydrogen sulfide of energy oxidation Decomposition, ammonia, methyl mercaptan, methyl sulfide, eliminate smoke, musty etc.; 3. there is powerful sterilizing effect: when electrolysis, large electric current punctures the cell membrane of bacterium, make its death; Under the effect of electric field, capture the self-contained electronics of bacterium simultaneously, make it lose biologically active and death; In addition, in electrolytic process, the free radical in a large number with strong oxidizing property can be produced, airborne bacterium and virus can be killed fast.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of air cleaning dress of the present utility model.
Fig. 2 is the structural representation of the air cleaning dress that in Fig. 1, A points to.
Fig. 3 is the structural representation of the air cleaning dress that in Fig. 1, B points to.
The specific embodiment
The specific embodiment of the present utility model is described with reference to the accompanying drawings.
With reference to Fig. 1, Fig. 2, Fig. 3, a kind of air cleaning unit of eliminating formaldehyde and PM2.5, it comprises casing 1, gas gathering system 2, cleaning system 3 and adsorption system 4.Above-mentioned gas gathering system 2 and cleaning system 3 are arranged in casing 1, and adsorption system 4 is arranged on the top of casing 1.
Continue with reference to Fig. 1, Fig. 2, Fig. 3, above-mentioned gas gathering system 2 is for collecting the gas that contains formaldehyde and PM2.5, and gas gathering system 2 is provided with air inlet 21 and blower fan 22; The import of blower fan 22 is communicated with this air inlet 21.
Continue with reference to Fig. 1, Fig. 2, Fig. 3, above-mentioned cleaning system 3 for the gas of collecting through gas gathering system 2 is absorbed, cleaning and electrolysis.This cleaning system 3 is provided with air inlet pipe 31, gas distribution pipe 32, tourie 33, electrolysis machine 34, filling opening 35, sewage draining exit 36 and escape pipe 37.In this tourie 33, be provided with absorption liquid 330, this absorption liquid 330 is preferably calcium chloride solution or magnesium chloride solution, and absorption liquid 330 liquid levels are 1/2nd to 2/3rds of the interior degree of depth of above-mentioned tourie 33 tanks.This electrolysis machine 34 is fixed in this tourie 33 by support 341, and this electrolysis machine 34 is some or all of to be immersed in this absorption liquid 330, and this electrolysis machine 34 is for formaldehyde and the organic matter of this absorption liquid 330 of oxidization electrolysis.The interior multi-group electrode plate that preferably arranges of electrolysis machine 34, each group battery lead plate includes an anode electrode plate 342 and the cathode electrode plate 343 that opposition is arranged, all these anode electrode plates 342 connect with the positive pole of dc source by anode terminal 344, all cathode electrode plates 343 connect with the negative pole of dc source by cathode terminal 345, and all these anode electrode plates 342 and cathode electrode plate 343 are alternately arranged successively.This gas distribution pipe 32 is immersed in this absorption liquid 330, on this gas distribution pipe 32, be laid with venthole 320, the quantity of venthole 320 is set according to actual needs, the quantity that optimizes pore 320 is more, as long as venthole 320 can unobstructedly be given vent to anger, the specification of venthole 320 is the smaller the better, this is less in order to make gas out form afterwards bubble volume by venthole 320, this is conducive to contacting of gas and absorption liquid 330, the height of gas distribution pipe 32 be in above-mentioned tourie 33 tanks the degree of depth 1/6th to 3/4ths.As shown in Figure 2 and Figure 3, the quantity of gas distribution pipe preferably arranges multiple.One end of this air inlet pipe 31 is communicated with the outlet of above-mentioned blower fan 22, and the other end of air inlet pipe 31 is communicated with this all gas distribution pipes 32.This filling opening 35 is located on tourie 33, and this filling opening 35 is located at this absorption liquid 330 liquid level tops.This sewage draining exit 36 is positioned at the bottom of tourie 33.This escape pipe 37 is fixedly assemblied on this tourie 33, and the top of these absorption liquid 330 liquid levels is located in one end of this escape pipe 37, and escape pipe 37 other ends connect with above-mentioned adsorption system 4.
Continue with reference to Fig. 1, Fig. 2, Fig. 3, above-mentioned adsorption system 4 is for removing pernicious gas residual after cleaning system 3 is processed.Adsorption system 4 is provided with absorbent charcoal adsorption tank 41 and exhaust outlet 42, and the bottom of this absorbent charcoal adsorption tank 41 connects with the escape pipe 37 of cleaning system 3, and exhaust outlet 42 is located at this absorbent charcoal adsorption tank 41 tops.
In the commercial house room air, main harmful components are as shown in table 1 after measured.
Harmful components index in table 1 room air
| Sequence number | Composition | Unit | Measured value | Sequence number | Composition | Unit | Measured |
| 1 | Formaldehyde | mg/m 3 | 0.31 | 6 | Dimethylbenzene | mg/m 3 | 0.26 |
| 2 | Benzene | mg/m 3 | 0.27 | 7 | CO 2 | % | 0.42 |
| 3 | Total volatile organism | mg/m 3 | 13.12 | 8 | PM2.5 | mg/m 3 | 0.19 |
| 4 | Benzo [a] pyrene | ng/m 3 | 1.5 | 9 | Ammonia | mg/m 3 | 0.29 |
| 5 | Toluene | mg/m 3 | 0.20 | 10 | Total plate count | cfu/ m 3 | 2400 |
Use the air cleaning unit of above-mentioned elimination formaldehyde and PM2.5 to carry out purified treatment to the indoor air of this commercial house, its air purification method comprises the following steps:
(1) absorb: open blower fan 22, utilize the blower fan 22 of gas gathering system 2 to contain the air trapping of formaldehyde and PM2.5, body enters cleaning system 3 through air inlet pipe 31 after collecting, gas distribution pipe 32 by cleaning system 3 evenly discharges, first air absorbs, cleans through the calcium chloride solution absorption liquid 330 of 33 li of touries, remove PM2.5 and fine particle thing in gas, airborne formaldehyde, carbon dioxide, VOC are dissolved in solution; Cleaning system 3 was worked after a period of time, can pass through sewage draining exit 36 by the sewage in tourie 33, sediment and waste sludge discharge, and add calcium chloride solution by the filling opening 35 of tourie 33 tops.
(2) electrolysis: airborne formaldehyde, VOC are dissolved in the solution of tourie 33, through above-mentioned electrolysis machine 34, formaldehyde and other oxidation operations are resolved into carbon dioxide and water, the absorption liquid 330 of carbon dioxide in tourie 33 directly absorbs, and eliminates airborne peculiar smell, kill bacteria and virus by electrolysis simultaneously.
(3) absorption: the gas after electrolysis enters the absorbent charcoal adsorption tank 41 in adsorption system 4 through the escape pipe 37 of cleaning system 3, removes residual pernicious gas, further Purge gas, purified gas discharges by exhaust outlet 42.
The main harmful components of the Purge gas of discharging are as shown in table 2 after measured.
Harmful components index after table 2 indoor air purification
| Sequence number | Composition | Unit | Measured value | Sequence number | Composition | Unit | Measured |
| 1 | Formaldehyde | mg/m 3 | Do not detect | 6 | Dimethylbenzene | mg/m 3 | ≤0.2 |
| 2 | Benzene | mg/m 3 | ≤0.09 | 7 | CO 2 | % | ≤0.1 |
| 3 | Total volatile organism | mg/m 3 | ≤0.5 | 8 | PM2.5 | mg/m 3 | Do not detect |
| 4 | Benzo [a] pyrene | ng/m 3 | ≤1.0 | 9 | Ammonia | mg/m 3 | ≤0.2 |
| 5 | Toluene | mg/m 3 | ≤0.1 | 10 | Total plate count | cfu/ m 3 | Do not detect |
In addition, another office building room air is carried out to purified treatment, before processing, in this office building room air, main harmful components are as shown in table 3 after measured.
Harmful components index in table 3 room air
| Sequence number | Composition | Unit | Measured value | Sequence number | Composition | Unit | Measured |
| 1 | Formaldehyde | mg/m 3 | 0.56 | 6 | Dimethylbenzene | mg/m 3 | 0.30 |
| 2 | Benzene | mg/m 3 | 0.35 | 7 | CO 2 | % | 0.38 |
| 3 | Total volatile organism | mg/m 3 | 15.80 | 8 | PM2.5 | mg/m 3 | 0.23 |
| 4 | Benzo [a] pyrene | ng/m 3 | 1.2 | 9 | Ammonia | mg/m 3 | 0.3 |
| 5 | Toluene | mg/m 3 | 0.24 | 10 | Total plate count | cfu/ m 3 | 2000 |
Use the air cleaning unit of above-mentioned elimination formaldehyde and PM2.5 to carry out purified treatment to the indoor air of this commercial house, its air purification method comprises the following steps:
(1) absorb: open blower fan 22, utilize the blower fan 22 of gas gathering system 2 to contain the air trapping of formaldehyde and PM2.5, after gas collection, enter cleaning system 3 through air inlet pipe 31, gas distribution by cleaning system 3 evenly discharges, first air absorbs, cleans through the magnesium chloride solution absorption liquid 330 of 33 li of touries, remove PM2.5 and fine particle thing in gas, airborne formaldehyde, carbon dioxide, VOC are dissolved in solution; Cleaning system 3 was worked after a period of time, can pass through sewage draining exit 36 by the sewage in tourie 33, sediment and waste sludge discharge, and add magnesium chloride solution by the filling opening 35 of tourie 33 tops.
(2) electrolysis: airborne formaldehyde, VOC are dissolved in the solution of tourie 33, through electrolysis machine 34, formaldehyde and other oxidation operations are resolved into carbon dioxide and water, the absorption liquid 330 of carbon dioxide in tourie 33 directly absorbs, and eliminates airborne peculiar smell, kill bacteria and virus by electrolysis simultaneously.
(3) absorption: the gas after electrolysis enters the absorbent charcoal adsorption tank 41 in adsorption system 4 through the escape pipe 37 of cleaning system 3, removes residual pernicious gas, further Purge gas, purified gas discharges by exhaust outlet 42.
The main harmful components of the Purge gas of discharging are as shown in table 4 after measured.
Harmful components index after table 4 indoor air purification
| Sequence number | Composition | Unit | Measured value | Sequence number | Composition | Unit | Measured |
| 1 | Formaldehyde | mg/m 3 | Do not detect | 6 | Dimethylbenzene | mg/m 3 | ≤0.2 |
| 2 | Benzene | mg/m 3 | ≤0.09 | 7 | CO 2 | % | ≤0.1 |
| 3 | Total volatile organism | mg/m 3 | ≤0.5 | 8 | PM2.5 | mg/m 3 | Do not detect |
| 4 | Benzo [a] pyrene | ng/m 3 | ≤1.0 | 9 | Ammonia | mg/m 3 | ≤0.2 |
| 5 | Toluene | mg/m 3 | ≤0.2 | 10 | Total plate count | cfu/ m 3 | Do not detect |
Above are only the specific embodiment of the present utility model, but design concept of the present utility model is not limited to this, allly utilizes this design to carry out the change of unsubstantiality to the utility model, all should belong to the behavior of invading the utility model protection domain.
Claims (5)
1. an air cleaning unit of eliminating formaldehyde and PM2.5, is characterized in that: comprise casing, gas gathering system, cleaning system and adsorption system; Described gas gathering system and cleaning system are arranged in casing, and adsorption system is arranged on the top of casing;
Described gas gathering system is provided with air inlet and blower fan; The import of blower fan is communicated with this air inlet;
This cleaning system is provided with air inlet pipe, gas distribution pipe, tourie, electrolysis machine, filling opening, sewage draining exit and escape pipe; In this tourie, be provided with absorption liquid; This electrolysis machine is fixed in this tourie by support, and this electrolysis machine is for formaldehyde and the organic matter of this absorption liquid of oxidization electrolysis; One end of this air inlet pipe is communicated with the outlet of described blower fan, and the other end of air inlet pipe is communicated with this gas distribution pipe; This this gas distribution pipe is immersed in this absorption liquid, on this gas distribution pipe, is laid with venthole; Filling opening is located on tourie, and this filling opening is located at this absorption liquid liquid level top; This sewage draining exit is positioned at the bottom of tourie; This escape pipe is fixedly assemblied on this tourie, and the top of this absorption liquid liquid level is located in one end of this escape pipe, and the escape pipe other end connects with described adsorption system;
Described adsorption system is provided with absorbent charcoal adsorption tank and exhaust outlet, and the bottom of this absorbent charcoal adsorption tank connects with the escape pipe of cleaning system, and exhaust outlet is located at this charcoal absorption tank top.
2. a kind of air cleaning unit of eliminating formaldehyde and PM2.5 according to claim 1, is characterized in that: described absorption liquid is calcium chloride solution or magnesium chloride solution, and absorption liquid liquid level is 1/2nd to 2/3rds of the interior degree of depth of described tourie tank.
3. a kind of air cleaning unit of eliminating formaldehyde and PM2.5 as claimed in claim 1, is characterized in that: the height of described gas distribution pipe is 1/6th to 3/4ths of the interior degree of depth of described tourie tank.
4. a kind of air cleaning unit of eliminating formaldehyde and PM2.5 as claimed in claim 1, it is characterized in that: in described electrolysis machine, be provided with one group of battery lead plate, this group battery lead plate comprises anode electrode plate and the cathode electrode plate that opposition is arranged, this anode electrode plate connects with the positive pole of dc source by anode terminal, and cathode electrode plate connects with the negative pole of dc source by cathode terminal.
5. a kind of air cleaning unit of eliminating formaldehyde and PM2.5 as claimed in claim 1, it is characterized in that: in described electrolysis machine, be provided with at least two arrays of electrodes plate, each group battery lead plate includes an anode electrode plate and the cathode electrode plate that opposition is arranged, all these anode electrode plates and cathode electrode plate are alternately arranged successively, all these anode electrode plates connect with the positive pole of dc source by anode terminal, and all cathode electrode plates connect with the negative pole of dc source by cathode terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420010138.5U CN203671775U (en) | 2014-01-08 | 2014-01-08 | Air cleaner for eliminating formaldehyde and PM2.5 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420010138.5U CN203671775U (en) | 2014-01-08 | 2014-01-08 | Air cleaner for eliminating formaldehyde and PM2.5 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203671775U true CN203671775U (en) | 2014-06-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420010138.5U Expired - Fee Related CN203671775U (en) | 2014-01-08 | 2014-01-08 | Air cleaner for eliminating formaldehyde and PM2.5 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203671775U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103727599A (en) * | 2014-01-08 | 2014-04-16 | 波鹰(厦门)科技有限公司 | Air cleaning device and method for removing formaldehyde and PM2.5 |
| CN105771472A (en) * | 2016-04-29 | 2016-07-20 | 天津泛茵德泰石油环保科技发展股份有限公司 | Automatic adsorption and purification apparatus for indoor and outdoor PM2.5 |
| CN109028324A (en) * | 2018-06-22 | 2018-12-18 | 郑州天舜电子技术有限公司 | A kind of electronic product production air cleaning unit being easily installed |
| CN109855206A (en) * | 2019-02-22 | 2019-06-07 | 武汉大学 | A kind of intelligent air purifying oxygen replenishing method and device |
-
2014
- 2014-01-08 CN CN201420010138.5U patent/CN203671775U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103727599A (en) * | 2014-01-08 | 2014-04-16 | 波鹰(厦门)科技有限公司 | Air cleaning device and method for removing formaldehyde and PM2.5 |
| CN105771472A (en) * | 2016-04-29 | 2016-07-20 | 天津泛茵德泰石油环保科技发展股份有限公司 | Automatic adsorption and purification apparatus for indoor and outdoor PM2.5 |
| CN109028324A (en) * | 2018-06-22 | 2018-12-18 | 郑州天舜电子技术有限公司 | A kind of electronic product production air cleaning unit being easily installed |
| CN109855206A (en) * | 2019-02-22 | 2019-06-07 | 武汉大学 | A kind of intelligent air purifying oxygen replenishing method and device |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140625 Termination date: 20220108 |