CN208431874U - A kind of low concentration formaldehyde air purifier - Google Patents

A kind of low concentration formaldehyde air purifier Download PDF

Info

Publication number
CN208431874U
CN208431874U CN201820196082.5U CN201820196082U CN208431874U CN 208431874 U CN208431874 U CN 208431874U CN 201820196082 U CN201820196082 U CN 201820196082U CN 208431874 U CN208431874 U CN 208431874U
Authority
CN
China
Prior art keywords
air
low concentration
shell
photocatalysis
low temperature
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201820196082.5U
Other languages
Chinese (zh)
Inventor
杨希贤
梅志刚
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Foshan Nuolan Environmental Protection Technology Co.,Ltd.
Original Assignee
Shenzhen Tai Bird Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenzhen Tai Bird Technology Co Ltd filed Critical Shenzhen Tai Bird Technology Co Ltd
Priority to CN201820196082.5U priority Critical patent/CN208431874U/en
Application granted granted Critical
Publication of CN208431874U publication Critical patent/CN208431874U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)

Abstract

The utility model provides a kind of low concentration formaldehyde air purifier.For this clarifier using activated carbon adsorption, photocatalytic degradation, the more technology combinations of low-temperature plasma, purification efficiency is high, can purify the pollutants such as formaldehyde of extremely low concentration in air.Load nanometer composite Ti O2The ceramic honey comb net of photochemical catalyst, large specific surface area, translucency be good, high mechanical strength, photocatalysis efficiency and photo-quantum efficiency are high, photocatalytic activity is lasting.Air passes through the absorption and photocatalytic Degradation of activated charcoal strainer, effectively removes the pollutants such as dust, formaldehyde and bacterium.The addition of permanent magnet increases the energy of electronics, can generate more plasmas, to improve the efficiency of removing and harmful gas, especially has significant effect to pollutants such as removal low concentration formaldehydes.

Description

A kind of low concentration formaldehyde air purifier
Technical field
The utility model relates to air purification field, in particular to a kind of low concentration formaldehyde air purifier.
Background technique
With the improvement of living conditions, air pollution problem inside rooms become increasingly conspicuous, mainly with formaldehyde, benzene-series compound It is the microbial contamination of representative with bacterium, mould, virus for the chemical contamination of representative, and using dust, suspended particles as representative Physical contamination.Room air pollution will lead to many diseases even cancer occur, administer room air pollution increasingly by To the attention of people.
The purification method of room air mainly has filtering technique, active carbon adsorption technology, ultraviolet radiation for sterilizing and disinfecting skill at present It is art, ozone purification technology, electrostatic precipitator technology, anion technology, photocatalysis technology, Purification biotechnology, chemical-agent technique, low Isothermal plasma technology etc..There are gas pollutant removal efficiency is low, adsorbent is easy to inhale for filtering technique, active carbon adsorption technology Attached saturation, strainer need to be replaced frequently, and maintenance cost is high;Ultraviolet radiation for sterilizing and disinfecting technology, ozone purification technology, which have human body, hurts Evil, so application range is small;There is the problems such as generating ozone, the cleaning of collecting plate difficulty in traditional electrostatic precipitator technology;Anion is net Change low efficiency, and is easy to produce the secondary pollutions such as ozone, nitrogen oxides;The particulate matter that photocatalysis not can solve in air is asked Topic, the photo-quantum efficiency and photocatalysis efficiency of traditional photochemical catalyst are low, influence clean-up effect;Purification biotechnology purification efficiency It is low;Chemical-agent technique is single in the presence of removal substance, generates secondary pollution problems;Low temperature plasma is under high voltage condition It generates, gaseous pollutant, the particulate matter etc. in air can be removed, while having the function of sterilizing, but can generated The by-products such as ozone.The distinguishing feature of volatile organic contaminant is that type is more, concentration is low in room air, in recent years, application Lower temperature plasma technology joint other technologies combination processing low concentration pollutant becomes the hot spot studied both at home and abroad.
Utility model content
The purpose of this utility model is to provide a kind of low concentration formaldehyde air purifier for problem described above.It is this For clarifier using activated carbon adsorption, photocatalytic degradation, the more technology combinations of low-temperature plasma, purification efficiency is high, can purify air The pollutants such as the formaldehyde of middle extremely low concentration.
In order to solve the above technical problems, technical solution provided by the utility model is:
A kind of low concentration formaldehyde air purifier, including shell 1 and air intake blower fan 2, air-out blower fan 8, the one of the shell 1 End is equipped with air inlet 3, and the other end of the shell 1 is equipped with air outlet 4, and the air intake blower fan 2 is set at the air inlet 3, uses It is pumped into shell 1 in by air, the air-out blower fan 8 is set at the air outlet 4, for purified air to be detached shell 1, which is characterized in that activated carbon adsorption device 5, photocatalytic degradation are set gradually by air inlet 3 to air outlet 4 in shell 1 Device 6 and low temperature plasma generating device 7, the photocatalytic degradation device include the first photocatalysis filter screen 61, second Photocatalysis filter screen 62, ultraviolet lamp 63, the low temperature plasma generating device 7 include electric discharge pin electrode, electrode plate.
It is further preferred that the activated carbon adsorption device 5 is set to 2 sides on air intake blower fan, including active carbon filtering absorption Layer, active carbon filter adsorption layer and are made of the subtle active carbon of mesh skeleton and covering thereon, and subtle active carbon specific surface area is 500-1500m2/ g, the dust of the submicron order for being adsorbed and removed in air and bacterium, the tentatively volatilization such as removal formaldehyde, toluene Property toxic gas, and remove odors.
It is further preferred that the photocatalytic degradation device 6 is set to 5 top of activated carbon adsorption device, the first photocatalysis Strainer 61, the second photocatalysis filter screen 62 are honeycomb ceramic plate, and load has nanometer composite Ti O thereon2Photochemical catalyst, ultraviolet lamp 63 The wavelength for issuing ultraviolet light is 200~280nm, can excite TiO2Photocatalysis, and bacterium can be directly killed, and can adopt With not producing ozoniferous ultraviolet lamp.The pollutants such as the formaldehyde that photocatalytic degradation device is used to degrade in air, pass through dual catalytic Agent degradation, degradation effect are more preferable.
It is further preferred that the nanometer composite Ti O2Photochemical catalyst is TiO2It adulterates and is received made of a small amount of iron or cerium ion Meter level catalyst, the additional amount of ion are 2~the 4 ‰ of total catalyst weight, and the catalyst carrier honeycomb ceramic plate is often flat There is the ceramic honey comb in the hole 250-350 on square inch.Nanoscale composite Ti O is loaded using method preparation is mixed2Ceramic honey comb net, To widen TiO2Optical response range, improve quantum yield, improve photocatalysis efficiency.Photocatalytic degradation is improved simultaneously The air cleaning amount of device improves the quality of purification air.
It is further preferred that the low temperature plasma generating device 7 is needle-plate electrode, the height in shell 1 is set The pressure pulse power generates high-voltage pulse and is loaded on spray point, wherein being provided on the two poles of the earth of discharge of plasma in low temperature electrode A pair of of permanent magnet 9.The addition of permanent magnet increases the energy of electronics, can generate more plasmas, to improve The efficiency of removing and harmful gas especially has significant effect to pollutants such as removal low concentration formaldehydes.
The utility model has the following beneficial effects:
1, nanometer composite Ti O is loaded2The ceramic honey comb net of photochemical catalyst, large specific surface area, translucency be good, mechanical strength High, photocatalysis efficiency and photo-quantum efficiency height, photocatalytic activity are lasting.Air passes through the absorption and photocatalysis of activated charcoal strainer Degradation effectively removes the pollutants such as dust, formaldehyde and bacterium.
2, the gas after photocatalysis ceramic honey comb net enters between discharge of plasma in low temperature electrode, in high-voltage pulse Under the action of a large amount of low temperature plasma will be generated around the spray point of discharge of plasma in low temperature electrode, on the one hand, During generating low temperature plasma, the high instantaneous energy of high-frequency discharge generation, it is sufficient to open certain pernicious gas molecules Chemical bond makes it resolve into simple substance atom or harmless molecule;On the other hand, a large amount of strong oxidizing properties can be generated in low temperature plasma Free group, these free groups such as N, O, OH can effectively remove formaldehyde, sulfur dioxide, nitrogen dioxide of low concentration etc. Pernicious gas.It joined permanent magnet between discharge of plasma in low temperature electrode, increase the energy of electronics, can generate more Plasma, to improve the efficiency of removing and harmful gas.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
1- shell, 2- air intake blower fan, 3- air inlet, 4- air outlet, 5- activated carbon adsorption device, 6- photocatalytic degradation dress It sets, 7- low temperature plasma generating device, 8- air-out blower fan, 9- permanent magnet, 61- the first photocatalysis filter screen, the second light of 62- is urged Change filter screen, 63- ultraviolet lamp.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and detailed description.
As shown in Figure 1, room air enters low concentration formaldehyde air cleaning by air inlet 3 under the driving of air intake blower fan 2 In device, by the suction-operated of active carbon filtering adsorption layer on activated carbon adsorption device 5, the powder of the submicron order in air is removed Dirt and bacterium, tentatively the volatility toxic gas such as removal formaldehyde, toluene, and remove odors.After being filtered by activated carbon adsorption device 5 Air enter photocatalytic degradation device 6 therewith, under the irradiation of ultraviolet lamp 63, load have nanometer composite Ti O2Photochemical catalyst Honeycomb ceramic plate is further degraded the pollutants such as the formaldehyde in air.It is the ultraviolet of 200~280nm that ultraviolet lamp 63, which issues wavelength, Line can excite TiO2Photocatalysis, and can directly kill bacterium.Gas after photocatalysis ceramic honey comb net therewith into Enter between the electric discharge pin electrode of low temperature plasma generating device 7 and electrode plate, it will be in low temperature etc. under the action of high-voltage pulse A large amount of low temperature plasma is generated around the spray point of plasma discharge electrode, on the one hand, generating low temperature plasma In the process, the high instantaneous energy that high-frequency discharge generates, it is sufficient to which the chemical bond for opening certain pernicious gas molecules makes it resolve into list Matter atom or harmless molecule;On the other hand, the free groups such as N, O, OH of a large amount of strong oxidizing properties can be generated in low temperature plasma, These free groups can effectively remove the pernicious gases such as the formaldehyde, sulfur dioxide, nitrogen dioxide of low concentration.Low temperature etc. from It joined permanent magnet 9 between daughter discharge electrode, increase the energy of electronics, more plasmas can be generated, to improve The efficiency of removing and harmful gas is gone, especially there is significant effect to pollutants such as removal low concentration formaldehydes.Finally, by net Air after change is discharged shell 1 via air outlet 4 under the collective effect of air intake blower fan 2 and air-out blower fan 8 and enters the room environment.
It is above-mentioned although specific embodiments of the present invention are described with reference to the accompanying drawings, but not to utility model The limitation of protection scope, those skilled in the art should understand that, based on the technical solution of the present invention, this field Technical staff does not need to make the creative labor the various modifications or changes that can be made still in the protection scope of the utility model It is interior.

Claims (5)

1. a kind of low concentration formaldehyde air purifier, including shell (1), air intake blower fan (2), air-out blower fan (8), the shell (1) one end is equipped with air inlet (3), and the other end of the shell (1) is equipped with air outlet (4), and the air intake blower fan (2) is set to institute It states at air inlet (3), for air to be pumped into shell (1), the air-out blower fan (8) is set at the air outlet (4), is used for Purified air is detached into shell (1), which is characterized in that in shell (1) successively by air inlet (3) to air outlet (4) Activated carbon adsorption device (5), photocatalytic degradation device (6) and low temperature plasma generating device (7), the photocatalysis are set Decomposition apparatus (6) includes the first photocatalysis filter screen (61), the second photocatalysis filter screen (62), ultraviolet lamp (63), the low temperature Plasma producing apparatus (7) includes electric discharge pin electrode, electrode plate.
2. low concentration formaldehyde air purifier according to claim 1, the activated carbon adsorption device (5) is set to air inlet wind The top of machine (2), including active carbon filter adsorption layer, and active carbon filters the subtle work of adsorption layer thereon by mesh skeleton and covering Property charcoal composition, subtle active carbon specific surface area be 500-1500m2/g。
3. low concentration formaldehyde air purifier according to claim 1, the photocatalytic degradation device (6) is set to active carbon Above adsorbent equipment (5), the first photocatalysis filter screen (61) and the second photocatalysis filter screen (62) are honeycomb ceramic plate, are born thereon It is loaded with nanometer composite Ti O2Photochemical catalyst, the wavelength that ultraviolet lamp (63) issues ultraviolet light is 200~280nm.
4. low concentration formaldehyde air purifier according to claim 3, the nanometer composite Ti O2Photochemical catalyst is TiO2It mixes Nm-class catalyst made of miscellaneous a small amount of iron or cerium ion, the additional amount of ion is 2~the 4 ‰ of total catalyst weight, described to urge Agent carrier honeycomb ceramic plate be per square inch on have the ceramic honey comb in the hole 250-350.
5. low concentration formaldehyde air purifier according to claim 1, the low temperature plasma generating device (7) are Needle-plate electrode is arranged to generate high-voltage pulse in the high-voltage pulse power source in shell (1) and be loaded into and discharge on pin electrode, wherein A pair of of permanent magnet (9) is provided on the two poles of the earth of discharge of plasma in low temperature electrode.
CN201820196082.5U 2018-02-05 2018-02-05 A kind of low concentration formaldehyde air purifier Active CN208431874U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820196082.5U CN208431874U (en) 2018-02-05 2018-02-05 A kind of low concentration formaldehyde air purifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820196082.5U CN208431874U (en) 2018-02-05 2018-02-05 A kind of low concentration formaldehyde air purifier

Publications (1)

Publication Number Publication Date
CN208431874U true CN208431874U (en) 2019-01-25

Family

ID=65104939

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820196082.5U Active CN208431874U (en) 2018-02-05 2018-02-05 A kind of low concentration formaldehyde air purifier

Country Status (1)

Country Link
CN (1) CN208431874U (en)

Cited By (9)

* Cited by examiner, † Cited by third party
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
CN110064291A (en) * 2019-05-07 2019-07-30 中冶华天工程技术有限公司 Integrated form low concentration foul waste gas processing unit
CN110425658A (en) * 2019-07-19 2019-11-08 兰州交通大学 A kind of air cleaner with photo-catalysis function
CN111038226A (en) * 2019-12-31 2020-04-21 河海大学常州校区 Discharging and catalyzing combined vehicle-mounted air purifier
WO2021148211A3 (en) * 2020-01-23 2021-10-14 Kunststoff Helmbrechts Ag Method and devices for purifying exhaust air
WO2022008380A3 (en) * 2020-07-06 2022-03-10 Nualight Limited An air sanitizer
CN114191950A (en) * 2022-01-07 2022-03-18 河海大学 Quick clearing device of plasma formaldehyde discharges
CN114909762A (en) * 2022-03-15 2022-08-16 盐城工学院 Wall-hanging intelligent removes antibiotic air purifier of aldehyde
CN115218337A (en) * 2022-07-23 2022-10-21 武汉丽辉新技术有限公司 Double-system air sterilizer based on low-temperature plasma space purification technology

Cited By (11)

* Cited by examiner, † Cited by third party
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
CN110064291A (en) * 2019-05-07 2019-07-30 中冶华天工程技术有限公司 Integrated form low concentration foul waste gas processing unit
CN110064291B (en) * 2019-05-07 2021-09-24 中冶华天工程技术有限公司 Integrated low-concentration stink waste gas treatment device
CN110425658A (en) * 2019-07-19 2019-11-08 兰州交通大学 A kind of air cleaner with photo-catalysis function
CN111038226A (en) * 2019-12-31 2020-04-21 河海大学常州校区 Discharging and catalyzing combined vehicle-mounted air purifier
CN111038226B (en) * 2019-12-31 2023-08-08 河海大学常州校区 Discharge and catalysis combined vehicle-mounted air purifier
WO2021148211A3 (en) * 2020-01-23 2021-10-14 Kunststoff Helmbrechts Ag Method and devices for purifying exhaust air
WO2022008380A3 (en) * 2020-07-06 2022-03-10 Nualight Limited An air sanitizer
CN114191950A (en) * 2022-01-07 2022-03-18 河海大学 Quick clearing device of plasma formaldehyde discharges
CN114909762A (en) * 2022-03-15 2022-08-16 盐城工学院 Wall-hanging intelligent removes antibiotic air purifier of aldehyde
CN115218337A (en) * 2022-07-23 2022-10-21 武汉丽辉新技术有限公司 Double-system air sterilizer based on low-temperature plasma space purification technology

Similar Documents

Publication Publication Date Title
CN208431874U (en) A kind of low concentration formaldehyde air purifier
CN103245010B (en) A kind of air filtering disinfection eliminates the device of harmful gas
CN204593621U (en) With the air cleaning unit of deozonize function
CN203364250U (en) Filtering dedusting disinfection apparatus of indoor air purifier
CN206369263U (en) A kind of ion it is wind-driven can synchronization process multiple pollutant air purifier
CN105465898A (en) Photocatalyst air purifier
CN201463138U (en) Nano-sized photocatalytic central air purifying device
CN1864819A (en) Air purification assembly filled with nano TiO2-carried ball
CN106765566A (en) A kind of ion it is wind-driven can synchronization process multiple pollutant air purifier
CN203276733U (en) Video display equipment with one or more air disinfection and purification technologies
CN205736800U (en) A kind of anion vehicle-mounted health instrument
CN201978207U (en) Forest state air purification machine
CN101590261A (en) Horizontal indoor air purifier for photocatalytic oxidation
CN204460505U (en) A kind of device of high-efficient purification room air
CN101590265A (en) Horizontal indoor air UV sterilization and filtration purifier
CN106196321A (en) A kind of novel photocatalysis air purifier and the method purifying air
CN1515840A (en) Indoor air purification method
CN205092016U (en) Public place is with compound air purification advertisement machine
CN104296246A (en) Vehicular photocatalyst air purifier
CN202803044U (en) Air purifier
CN202666618U (en) Compound air purifying device
CN211585955U (en) Novel indoor multi-pollutant integral type of efficient purifies device
CN101590251A (en) Horizontal indoor air purifier based on ozone oxidation
CN205079356U (en) Symmetry axis is to clean dirt device of ionization
CN101590267A (en) The vertical indoor air cleaner of photochemical catalytic oxidation

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20211014

Address after: 528000 room 603, building 12, Lihe Science Park, No. 99, Taoyuan East Road, Shishan town, Nanhai District, Foshan City, Guangdong Province (residence declaration)

Patentee after: Foshan Nuolan Environmental Protection Technology Co.,Ltd.

Address before: 518110 Room 501, Caifu building, 134 building, Sanhe xiner village, Tongsheng community, Dalang street, Longhua District, Shenzhen City, Guangdong Province

Patentee before: SHENZHEN TAINIAO TECHNOLOGY Co.,Ltd.

TR01 Transfer of patent right