CN208287663U - A kind of filter core of air purifier - Google Patents
A kind of filter core of air purifier Download PDFInfo
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- CN208287663U CN208287663U CN201820100945.4U CN201820100945U CN208287663U CN 208287663 U CN208287663 U CN 208287663U CN 201820100945 U CN201820100945 U CN 201820100945U CN 208287663 U CN208287663 U CN 208287663U
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Abstract
The utility model discloses a kind of filter cores of air purifier, belong to technical field of air purification, and filter core successively includes prefiltration layer, purifying layer, particle filter layer and protective layer along airintake direction；Antibacterial agent is filled in filter layer, particle filter layer and protective layer.The composite construction of the utility model filter core is optimized, and can purify well air: decomposing formaldehyde is sterilized and is removed odors.
Description
Technical field
The utility model belongs to technical field of air purification more particularly to a kind of filter core of air purifier.
Background technique
With the continuous quickening of Urbanization in China, urban society, economy, technological change enter rural area, emerging building
Group comes into being.At the same time, indoor air quality gradually causes the concern of people.Indoor air pollutants generally have three big
Class: solid particulate matter, gaseous pollutant and microorganism.Solid particulate matter generally refers to PM2.5；Gaseous pollutant is mainly first
Aldehyde, benzene, toluene, other organic micromolecule compounds and sulfide, ammonia, ozone etc.；Microorganism be mainly bacterium, fungi,
Some small-sized protists and virus.In recent decades, due to the lag of China's building materials environmental regulation, interior decoration is a large amount of
Use Lauxite as adhesive, the complete free state formaldehyde slow release in building materials of unreacted, so that in room air
Formaldehyde severely exceeds.More fearful, the deenergized period of formaldehyde is up to 10 years or more in building materials；Therefore, first in room air
The improvement of aldehyde has become consumer's focus of attention.
Air purifier can adsorb, decompose or convert various air pollutants (generally comprise PM2.5, dust, pollen,
Finishing pollution, bacterium and anaphylactogen of peculiar smell, formaldehyde etc etc.).Wherein, PM2.5, microorganism rely primarily on HEPA strainer mistake
Filter, and gaseous pollutant then relies primarily on carbon slab filtering.Currently, having released a kind of filter core-sandwich structure folder carbon cloth in the market:
Meltblown layer and skeleton interlayer are filled with active powdered carbon or modified active powdered carbon.However, folder this filter core of carbon cloth, the gaseous states such as PARA FORMALDEHYDE PRILLS(91,95)
Based on physical absorption, activated carbon adsorptive capacity is limited for the filtering of pollutant；There is desorption risk, Yi Zao in long-term use process
At secondary pollution.Meanwhile pressing from both sides carbon cloth in use, active carbon and particulate matter filter layer itself easily become the field of bacteria breed
Institute, the acid smell that bacterial metabolism generates can be escaped in use so as to cause human body discomfort.
Therefore, it is necessary to design a kind of filter core of air purifier, composite construction is optimized, well only
Change air: decomposing formaldehyde and sterilization.
Utility model content
The utility model aim is to overcome the shortcomings of the prior art, and provides a kind of filter core of air purifier,
Its composite construction is optimized, and purifies air well: decomposing formaldehyde and sterilization.
To achieve the above object, the technical solution that the utility model is taken are as follows: a kind of filter core of air purifier, along into
Gas direction successively includes prefiltration layer, purifying layer, particle filter layer and protective layer；The filter layer, particle filter layer and protection
Antibacterial agent is filled in layer.
In the filter core composite construction of the utility model, prefiltration layer plays support and preliminary filtering function, can remove
The biggish particulate matter of partial size；The pernicious gases such as formaldehyde, acetaldehyde and benzene can be catalytically decomposed in purifying layer, and inhibit bacterial reproduction；
Particle filter layer can be with filter small particles substance (PM2.5) and antibacterial；Protective layer can prevent particle mistake in filter core process
Filtering layer sanding pilling, and play bacteriostasis.
As an improvement of the above technical solution, the material of the prefiltration layer is PET or paper Piao's fiber；The material of prefiltration layer
Matter requires have certain stiffness, so that filter core gives a discount processing in air purifier.
Preferably, 30~150g/m of grammes per square metre of the prefiltration layer2, resistance≤5Pa.
As an improvement of the above technical solution, the material of the purifying layer is the cleaning of substances for being catalyzed pernicious gas and decomposing,
Deodorant is filled in the purifying layer.The cleaning of substances is disclosed in ZL201410191064.4, mainly by TiO2With α-
MnO2Filter cake, photocatalyst activity agent, tourmaline powder and the binder composition of formation；The cleaning of substances can be catalytically decomposed formaldehyde,
The pernicious gases such as acetaldehyde and benzene, and inhibit bacterial reproduction.
Preferably, the grammes per square metre of cleaning of substances is 50~450g/m2, the grammes per square metre of the deodorant is 5~100g/m2, described net
Compound matter was obtained by 20~90 mesh screens.
As a further improvement of the above technical scheme, the main component of deodorant is sodium bicarbonate, sodium carbonate, bicarbonate
Potassium or potassium carbonate.
As an improvement of the above technical solution, the particle filter layer is melt blown filter cloth.
Preferably, the resistance of the melt blown filter cloth is 3~50Pa, and filter efficiency is 45%~99.995%.
As an improvement of the above technical solution, the protective layer is PP cloth or PET cloth.
Preferably, the grammes per square metre of the PP cloth or PET cloth is 8~30g/m2。
As an improvement of the above technical solution, the antibacterial agent is nano zine oxide, isothiazolinone or isothiazolinone
Derivative.
The utility model has the beneficial effects that: the utility model provides a kind of filter core of air purifier, filter core along into
Gas direction successively includes prefiltration layer, purifying layer, particle filter layer and protective layer, in filter layer, particle filter layer and protective layer
Filled with antibacterial agent；Filter core is composite construction, can purify well air: decomposing formaldehyde is sterilized and is removed odors；Secondly, net
The material for changing layer is the cleaning of substances for being catalyzed pernicious gas and decomposing, and instead of using active carbon, avoids desorption risk and causes secondary
Pollution.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of embodiment of filter core described in the utility model；
Fig. 2 is filter core described in the utility model and a kind of top view of embodiment of filter core outline border；
Fig. 3 is filter core described in the utility model and a kind of axonometric drawing of embodiment of filter core outline border；
Fig. 4 is filter core described in the utility model and a kind of side view of embodiment of filter core outline border；
In Fig. 1~4,1, prefiltration layer, 2, purifying layer, 3, particle filter layer, 4, protective layer, 5, filter core outline border, 6, filter
Core.
Specific embodiment
For the purpose of this utility model, technical solution and advantage is better described, below in conjunction with specific embodiment and attached
The utility model is described in further detail for figure.
Embodiment 1
A kind of embodiment of the filter core of air purifier described in the utility model, as shown in Figure 1, its along airintake direction successively
Including prefiltration layer 1, purifying layer 2, particle filter layer 3 and protective layer 4；It is filled in filter layer 1, particle filter layer 3 and protective layer 4
There is antibacterial agent.
In order to further promote filter core antibacterial, it is preferable that antibacterial agent is nano zine oxide, isothiazolinone or isothiazoline
Ketone derivatives.
The material of prefiltration layer 1 requires have certain stiffness, gives a discount in air purifier for the ease of filter core
Processing, the material of the prefiltration layer are PET；The grammes per square metre of prefiltration layer 1 is 30g/m2, resistance≤5Pa；Prefiltration layer 1 plays branch
Support and preliminary filtering function, can remove the biggish particulate matter of partial size.
In order to promote that pernicious gas and antibacterial is catalytically decomposed, it is preferable that the material of purifying layer 2 is cleaning of substances, purifying layer 2
In be filled with deodorant；Cleaning of substances is disclosed in ZL201410191064.4, mainly by TiO2With α-MnO2The filter cake of formation,
Photocatalyst activity agent, tourmaline powder and binder composition；The grammes per square metre of cleaning of substances is 50g/m2, the grammes per square metre of deodorant is 5g/m2,
The cleaning of substances was obtained by 20~90 mesh screens.
In order to further remove the peculiar smell of bacterium, mould metabolite, it is preferable that the main component of deodorant is bicarbonate
Sodium, sodium carbonate, saleratus or potassium carbonate.
For further filter small particles substance and antibacterial, it is preferable that particle filter layer 3 is melt blown filter cloth, is meltblown
The resistance of filter cloth is 3Pa, filter efficiency 45%.
In order to further prevent in filter core process 3 sanding pilling of particle filter layer and antibacterial, protective layer 4 is PP
Cloth, the grammes per square metre of PP cloth are 8g/m2。
Embodiment 2
A kind of embodiment of the filter core of air purifier described in the utility model, as shown in Figure 1, the difference with embodiment 1
Point is:
The grammes per square metre of prefiltration layer 1 is 50g/m2；The grammes per square metre of cleaning of substances is 150g/m in purifying layer 22, the grammes per square metre of deodorant
For 15g/m2；The resistance of the melt blown filter cloth of particle filter layer 3 is 12Pa, filter efficiency 95%；The PP cloth of protective layer 4
Grammes per square metre is 10g/m2。
Embodiment 3
A kind of embodiment of the filter core of air purifier described in the utility model, as shown in Figure 1, the difference with embodiment 1
Point is:
The grammes per square metre of prefiltration layer 1 is 90g/m2；The grammes per square metre of cleaning of substances is 300g/m in purifying layer 22, the grammes per square metre of deodorant
For 45g/m2；The resistance of the melt blown filter cloth of particle filter layer 3 is 18Pa, filter efficiency 99.5%；The PP cloth of protective layer 4
Grammes per square metre is 20g/m2。
Embodiment 4
A kind of embodiment of the filter core of air purifier described in the utility model, as shown in Figure 1, the difference with embodiment 1
Point is:
The grammes per square metre of prefiltration layer 1 is 150g/m2；The grammes per square metre of cleaning of substances is 450g/m in purifying layer 22, the grammes per square metre of deodorant
For 100g/m2；The resistance of the melt blown filter cloth of particle filter layer 3 is 50Pa, filter efficiency 99.995%；The PP of protective layer 4
The grammes per square metre of cloth is 30g/m2。
Embodiment 5
The present embodiment provides a kind of air evolution devices, as shown in figs. 2 to 4 comprising filter core outline border 5, filter core outline border 5 are fixed
It is connected with filter core 6 described in embodiment 1.
Embodiment 6
The present embodiment provides a kind of air evolution devices, as shown in figs. 2 to 4 comprising filter core outline border 5, filter core outline border 5 are fixed
It is connected with filter core 6 as described in example 2.
Comparative example
A kind of embodiment of the filter core of air purifier described in the utility model, as shown in Figure 1, the difference with embodiment 1
Point is:
Antibacterial agent is not filled in prefiltration layer 1, particle filter layer 3 and protective layer 4；The grammes per square metre of prefiltration layer 1 is
50g/m2；Active carbon is only filled in purifying layer 2, the grammes per square metre of active carbon is 200g/m2；The melt blown filter cloth of particle filter layer 3
Resistance is 12Pa, filter efficiency 95%；The grammes per square metre of the PP cloth of protective layer 4 is 20g/m2。
The composite construction of filter core is as shown in table 1 in Examples 1 to 4 and comparative example.
Table 1
Remarks: quality of materials is grammes per square metre in table 1.
Effect example
Air purifier machine models: filter core size: W190 × L190 × T10mm (2) filter core: hat moral A06 is implemented
The filter core of example 1~4 and the filter core of comparative example；
Particulate matter and formaldehyde CADR detection: it is detected using GB/T 18801-2015 related detecting method；
Odor concentration detection
1) cabin is detected: with reference to 3 cubic metres of detection cabins in standard GB/T/T 18801-2015；
2) detection device: the new universe XP-329M portable gas sensor of Japan,
3) detection method: according to the test method of GB 21551.3-2010, detect air purifier particulate matter CADR and
Formaldehyde CADR is repeated the test process 4 times；It is domestic in 30 cubic metres of test wrappers, air purifier 6h is opened daily, repeats 7d；
In 3 cubic metres of test chambers, clarifier 20min is opened, tests odorousness (the dimensionless list in detection cabin using XP-329M
Position, numerical value is bigger, and to represent smell bigger), measurement result is as shown in table 2.
Table 2
As shown in Table 2, the filter core of the utility model has excellent purifying property to particulate matter and formaldehyde, and is using one
After the section time, the reading of XP-329M is lower than 30 (human body sensory frees from extraneous odour)；And after using the filter core purification gas of comparative example, XP-
The reading of 329M reaches 155 (human body sensory is uncomfortable), to confirm that the filter core of the utility model can effectively solve use process
In Peculiar Smell.
In short, replacing active carbon using cleaning of substances, purifying layer can be normal in the composite construction of the utility model filter core
Formaldehyde decomposition is thoroughly water and carbon dioxide by warm catalysis oxidation decomposing formaldehyde, and no harmful side product generates；Add in each group stratification
Add antibacterial agent, inhibits the breeding of bacterium, mould；And in particle filter layer, deodorant can remove bacterium, the metabolism of mould produces
Object, to protect filter core, free from extraneous odour is generated in use.
Claims (6)
1. a kind of filter core of air purifier, which is characterized in that successively include prefiltration layer, purifying layer, particle along airintake direction
Filter layer and protective layer；Antibacterial agent is filled in the filter layer, the particle filter layer and the protective layer；The purifying layer
Material be catalyzed pernicious gas decompose cleaning of substances.
2. filter core as described in claim 1, which is characterized in that the material of the prefiltration layer is PET or paper Piao's fiber.
3. filter core as described in claim 1, which is characterized in that be filled with deodorant in the purifying layer.
4. filter core as described in claim 1, which is characterized in that the particle filter layer is melt blown filter cloth.
5. filter core as described in claim 1, which is characterized in that the protective layer is PP cloth or PET cloth.
6. filter core as described in claim 1, which is characterized in that the antibacterial agent is nano zine oxide, isothiazolinone or different
Thiazolinone derivative.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820100945.4U CN208287663U (en) | 2018-01-19 | 2018-01-19 | A kind of filter core of air purifier |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820100945.4U CN208287663U (en) | 2018-01-19 | 2018-01-19 | A kind of filter core of air purifier |
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| CN208287663U true CN208287663U (en) | 2018-12-28 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109915958A (en) * | 2019-04-18 | 2019-06-21 | 上海三因环保科技有限公司 | A kind of gas phase removes the air purifier of formaldehyde |
| CN111905461A (en) * | 2020-07-29 | 2020-11-10 | 高博集团有限公司 | PM2.5 vehicle-mounted air filter material and preparation method thereof |
| CN113144754A (en) * | 2021-04-29 | 2021-07-23 | 安阳振动器有限责任公司 | Preparation method of special composite filter screen for air purification of train carriage |
-
2018
- 2018-01-19 CN CN201820100945.4U patent/CN208287663U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109915958A (en) * | 2019-04-18 | 2019-06-21 | 上海三因环保科技有限公司 | A kind of gas phase removes the air purifier of formaldehyde |
| CN111905461A (en) * | 2020-07-29 | 2020-11-10 | 高博集团有限公司 | PM2.5 vehicle-mounted air filter material and preparation method thereof |
| CN111905461B (en) * | 2020-07-29 | 2022-04-08 | 高博集团有限公司 | PM2.5 vehicle-mounted air filter material and preparation method thereof |
| CN113144754A (en) * | 2021-04-29 | 2021-07-23 | 安阳振动器有限责任公司 | Preparation method of special composite filter screen for air purification of train carriage |
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