CN207035361U - A kind of central air-conditioning return air inlet purifier - Google Patents
A kind of central air-conditioning return air inlet purifier Download PDFInfo
- Publication number
- CN207035361U CN207035361U CN201720418771.1U CN201720418771U CN207035361U CN 207035361 U CN207035361 U CN 207035361U CN 201720418771 U CN201720418771 U CN 201720418771U CN 207035361 U CN207035361 U CN 207035361U
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- China
- Prior art keywords
- air inlet
- photocatalyst
- return air
- air
- filter
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- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
The utility model discloses a kind of central air-conditioning return air inlet purifier, including casing, filter, odor eliminator, uviol lamp and photocatalyst are set gradually in the casing, the photocatalyst is located at the airduct being connected with the casing, and the filter is at the return air inlet of central air-conditioning.The utility model uses the setting of filter, odor eliminator, uviol lamp and photocatalyst, reach product to integrate high-effective dust-removing, eliminate different smell, kill bacterium, decomposing organic pollutant, it is big to purify air quantity, smoke removing, dust, peculiar smell can be removed in a short time, by physical absorption and the cooperative effect of photocatalysis Decomposition, whole device purification efficiency is high, reduces the probability of communicable disease outburst；It is easy for installation, directly it is connected with existing central air-conditioning return air inlet, efficient energy-saving, is not take up space.
Description
Technical field
Air cleaning unit technical field is the utility model is related to, specifically, the utility model is related to a kind of central air-conditioning
Return air inlet purifier.
Background technology
People in life about 90% time spend indoors, and the gaseous contaminant that China is main in indoor environment at this stage
It is formaldehyde, benzene homologues etc., high risks is brought to health.Formaldehyde is micro as one of indoor environment finishing pollution gas
Formaldehyde can cause the poor appetite of people, weight loss, powerless, headache, insomnia, contact for a long time can cause even more serious thermophilic
Sleep, be powerless, finger trembles, hypopsia, meanwhile, formaldehyde has strong impulse to eyes, respiratory tract and skin.At present,
Formaldehyde is known as one of carcinogen by the whole world.How the dirts such as indoor formaldehyde, benzene class is effectively eliminated by air filter
Thing is contaminated by people's extensive concern.At present, existing central air-conditioning return air inlet is only provided with one layer of macroporous plastic wire, the modeling
Material net can simply intercept the large scale solid pollutant such as feather, velveteen, hair, and the pollutant slightly smaller to room size has no filtering
The gaseous contaminants such as effect, PARA FORMALDEHYDE PRILLS(91,95), benzene class are also without any clean-up effect.
Design at present is no specific requirement to the efficiency of return air filtering, and national regulation and professional standard are also without corresponding
Regulation, therefore, in product also only plus one layer of nylon filter.It is empty in half centralization of common fan-coil unit with fresh air
In adjusting system, individual layer nylon wire does not have filtration substantially.When the particle in air and fiber contamination thing are recycled to fan unit
During tube surface cooler, just it is condensed water and adheres on surface cooler, a part is instilled in solidifying water pond with water, and these pollutants turn into bacterium
Attachment, the hotbed of procreation.The dust being deposited on surface cooler can also reduce efficiency of heat exchanger, drop whole air-conditioning system ability
It is low.Using effect is not reached.Also some producers add active carbon net at central air-conditioning return air inlet, so as to adsorb in air
Peculiar smell, can also absorb part formaldehyde, but clean-up effect is bad, the air after evolution still has very big harm to human body.
Utility model content
Technical problem underlying to be solved in the utility model is to provide a kind of central air-conditioning return air inlet purifier, the reality
With the new setting using filter, odor eliminator, uviol lamp and photocatalyst, product collection high-effective dust-removing reached, eliminated foreign odor
Taste, bacterium, decomposing organic pollutant are killed in one, purification air quantity is big, can remove smoke removing, dust, peculiar smell in a short time, borrow
The cooperative effect of physical absorption and photocatalysis Decomposition is helped, whole device purification efficiency is high, reduces communicable disease outburst
Probability；It is easy for installation, directly it is connected with existing central air-conditioning return air inlet, efficient energy-saving, is not take up space.
Technical scheme is used by the utility model solves above-mentioned technical problem：A kind of central air-conditioning return air inlet purification dress
Put, including casing, set gradually filter, odor eliminator, uviol lamp and photocatalyst in the casing, the photocatalyst is set
At the airduct being connected with the casing, the filter is at the return air inlet of central air-conditioning.
Pass through above-mentioned technical proposal, at the return air inlet of the centrally disposed air-conditioning of filter, for carrying out preliminary mistake to air
Filter, dust particle, small insect in main filtration air etc., filtering material can select non-woven fabrics, nylon wire, metal hole pattern
Deng avoiding the equipment such as air-conditioning from blocking；Odor eliminator is provided for absorption peculiar smell, people's breathing is arrived pure and fresh air；It is purple
The setting of outer lamp can kill the microorganisms such as bacterium, virus；The setting of photocatalyst, on ultra violet lamp to photocatalyst,
Thoroughly the organic pollutions such as formaldehyde are decomposed.
Further, the filter includes primary efficient filter screen and high efficiency particulate air, and the primary efficient filter screen is located at center
Between return air inlet for air-conditioner and the high efficiency particulate air；The filter pore size of the high efficiency particulate air is less than the primary efficient filter screen
Filter pore size.
Pass through above-mentioned technical proposal, air first passes through primary efficient filter screen after entering return air inlet, by the dust particle of large volume
Filter out, then by high efficiency particulate air, the granule dust in air is further filtered, improve filter effect.
Further, the odor eliminator includes active carbon net, the active carbon net located at the high efficiency particulate air with it is described
Between uviol lamp.
Pass through above-mentioned technical proposal, the setting of active carbon net, the part formaldehyde gas in peculiar smell and air can be adsorbed.
Further, the surface of the photocatalyst is cellular straight-through structure.
Pass through above-mentioned technical proposal, the surface of photocatalyst is cellular straight-through structure, greatly increases contact surface area
Residence time of the pollutant on photocatalyst contact surface is extended, resistance of the air by photocatalyst is reduced, in satisfaction
The demand of air-conditioning Wind Volume is entreated, to the venomous injurant of capture under the exciting of specific wavelength ultraviolet light, short time interior energy is thorough
Carbon dioxide and water are resolved into, secondary pollution will not be caused after power-off or under high wind speed, 1 hour in 20 square metres of aerosol chamber
99.9% is up to the staphylococcic sterilizing rate of white.
Further, titanium dioxide semiconductor is set in the photocatalyst.
Pass through above-mentioned technical proposal, titanium dioxide semiconductor is set in photocatalyst, the light of uviol lamp can excite dioxy
Change the electronics in titanium semiconductor, electronics is then generated into light induced electron from valence to conduction band, and corresponding to being produced in valence band
Photohole, electronics and hole are diffused into semiconductor surface respectively, are reacted on surface from different reaction objects, photoproduction electricity
Son has reproducibility, and hole has oxidisability, and formaldehyde is completely decomposed into water and carbon dioxide by both performance cans
In summary, the beneficial effects of the utility model are：
(1), the setting of filter, odor eliminator, uviol lamp and photocatalyst, reached product collection high-effective dust-removing, eliminate it is different
Stink, bacterium, decomposing organic pollutant are killed in one, purification air quantity is big, can remove smoke removing, dust, peculiar smell in a short time,
By physical absorption and the cooperative effect of photocatalysis Decomposition, whole device purification efficiency is high, reduces communicable disease outburst
Probability；It is easy for installation, directly it is connected with existing central air-conditioning return air inlet, efficient energy-saving, is not take up space.
(2), uviol lamp and titanium dioxide semiconductor are engaged, can be thoroughly by Formaldehyde decomposition into carbon dioxide and water, only
It is more preferable to change effect.
(3), photocatalyst surface is cellular straight-through structure, adds contact surface area, reduces air and passes through resistance
Power, purification is more thorough, and purification efficiency is high.
Brief description of the drawings
Fig. 1 is the structural representation of casing in embodiment；
Fig. 2 is the External breakoff figure of casing in embodiment；
Fig. 3 is the internal breakup figure of casing in embodiment.
In figure, component names corresponding to each reference are：1st, casing；11st, horizontal fixed mount；12nd, vertical fixed mount；
2nd, primary efficient filter screen；3rd, high efficiency particulate air；4th, odor eliminator；5th, uviol lamp；6th, photocatalyst；7th, power line；The 8th, blend stop is installed.
Embodiment
In order to more fully understand content of the present utility model, it is described further with reference to specific embodiments and the drawings.
It should be understood that these embodiments are only used for further illustrating the utility model, rather than limitation the scope of the utility model.This
Outer to should be understood that after content described in the utility model has been read, person skilled in art makes to the utility model
Nonessential change or adjustment, still fall within the scope of protection of the utility model.
Embodiment
A kind of central air conditioner purification device, referring to Fig. 1, Fig. 2 and Fig. 3, including casing 1, casing 1 is arranged on central air-conditioning
At return air inlet, filter, odor eliminator 4, uviol lamp 5 and photocatalyst 6 are set gradually in casing 1.
Filter includes the primary efficient filter screen 2 and high efficiency particulate air 3 be arrangeding in parallel, and primary efficient filter screen 2 is located at high efficiency filter
Between net 3 and central air-conditioning return air inlet, the face central air-conditioning return air inlet of primary efficient filter screen 2；Filter bores (the figure of high efficiency particulate air 3
In be not drawn into) size be less than primary efficient filter screen 2 filter pore size；Air enters casing 1 by central air-conditioning return air inlet, first
By primary efficient filter screen 2, some larger dust particles of volume are filtered, prevent larger foreign matter such as small insect etc. from entering
Enter, then further the fine particles such as the dust in air are filtered by high efficiency particulate air 3；Installation is set on casing 1
Blend stop, for primary efficient filter screen 2 is fixed on casing 1, improve service life.
Odor eliminator 4 includes active carbon net, and active carbon net is arranged between high efficiency particulate air 3 and uviol lamp 5, active carbon net with
High efficiency particulate air 3 is oppositely arranged in parallel, air by after high efficiency particulate air 3 by active carbon net, it is different in primary attachment air
Taste and part formaldehyde gas, make with fresh air, reduction people's disease occurrence probability.
The surface of photocatalyst 6 sets titanium dioxide semiconductor, and uviol lamp 5 is arranged between photocatalyst 6 and active carbon net,
The microorganisms such as bacterium in air, virus can be not only killed, it is purple when the illumination of uviol lamp 5 is mapped on titanium dioxide semiconductor
The light of outer lamp 5 can excite the electronics in titanium dioxide semiconductor, then electronics is generated to photoproduction electricity from valence to conduction band
Son, and photohole corresponding to being produced in valence band, electronics and hole be diffused into semiconductor surface respectively, surface from it is different anti-
Should be to as reacting, light induced electron have reproducibility, hole has oxidisability, and both performance cans thoroughly divide formaldehyde
Xie Chengshui and carbon dioxide, so as to thoroughly eliminate the formaldehyde in air, substantially reduce people's disease probability of happening；Uviol lamp 5
Service life is grown, low up to 8000-9000h, maintenance cost.
The surface of photocatalyst 6 is cellular straight-through structure, not only considerably increases contact surface area, extends pollution
Residence time of the thing in photocatalyst 6, the resistance for also bypassing air through photocatalyst 6 greatly reduce, more because its windage is small,
Meet the demand of the Wind Volume of central air-conditioning, to the venomous injurant of capture under the exciting of specific wavelength ultraviolet light, the short time
Interior energy is completely decomposed into carbon dioxide and water, secondary pollution will not be caused after power-off or under high wind speed, in 20 square metres of aerosol
99.9% was up to the staphylococcic sterilizing rate of white in indoor 1 hour.
Casing 1 includes two horizontal fixed mounts 11 and two vertical fixed mounts 12, two horizontal parallel intervals of fixed mount 11
Set, two vertical parallel intervals of fixed mount 12 are set, and the end of horizontal fixed mount 11 and the end of vertical fixed mount 12 are fixed
Connection forms rectangular housing, and primary efficient filter screen 2, high efficiency particulate air 3, odor eliminator 4, uviol lamp 5, photocatalyst 6 are fixed on rectangle
The power line 7 being connected with uviol lamp 5 is set in housing, in rectangular housing, fixed primary efficient filter screen 2 is set in rectangular housing
Blend stop 8 is installed, improves the mounting stability of equipment.
As described above, can be preferably to realize the utility model.
Claims (5)
1. a kind of central air-conditioning return air inlet purifier, including casing (1), it is characterised in that set gradually in the casing (1)
Filter, odor eliminator (4), uviol lamp (5) and photocatalyst (6), the photocatalyst (6) are located at and the casing (1) phase
At airduct even, the filter is at the return air inlet of central air-conditioning.
2. a kind of central air-conditioning return air inlet purifier according to claim 1, it is characterised in that the filter includes
Primary efficient filter screen (2) and high efficiency particulate air (3), the primary efficient filter screen (2) is located at central air-conditioning return air inlet and the efficient mistake
Between filter screen (3)；The filter pore size of the high efficiency particulate air (3) is less than the filter pore size of the primary efficient filter screen (2).
A kind of 3. central air-conditioning return air inlet purifier according to claim 2, it is characterised in that the odor eliminator (4)
Including active carbon net, the active carbon net is located between the high efficiency particulate air (3) and the uviol lamp (5).
A kind of 4. central air-conditioning return air inlet purifier according to claim 1, it is characterised in that the photocatalyst
(6) surface is cellular straight-through structure.
A kind of 5. central air-conditioning return air inlet purifier according to claim 1, it is characterised in that the photocatalyst
(6) titanium dioxide semiconductor is set on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720418771.1U CN207035361U (en) | 2017-04-20 | 2017-04-20 | A kind of central air-conditioning return air inlet purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720418771.1U CN207035361U (en) | 2017-04-20 | 2017-04-20 | A kind of central air-conditioning return air inlet purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207035361U true CN207035361U (en) | 2018-02-23 |
Family
ID=61479031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720418771.1U Expired - Fee Related CN207035361U (en) | 2017-04-20 | 2017-04-20 | A kind of central air-conditioning return air inlet purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207035361U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210364181A1 (en) * | 2019-07-12 | 2021-11-25 | Johnson Controls Tyco IP Holdings LLP | Hvac system design and operational tool for building infection control |
-
2017
- 2017-04-20 CN CN201720418771.1U patent/CN207035361U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210364181A1 (en) * | 2019-07-12 | 2021-11-25 | Johnson Controls Tyco IP Holdings LLP | Hvac system design and operational tool for building infection control |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| 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: 20180223 Termination date: 20210420 |