CN208526304U - A kind of novel microalgae removes haze oxygen-enriched air purification device - Google Patents

A kind of novel microalgae removes haze oxygen-enriched air purification device Download PDF

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CN208526304U
CN208526304U CN201821042872.4U CN201821042872U CN208526304U CN 208526304 U CN208526304 U CN 208526304U CN 201821042872 U CN201821042872 U CN 201821042872U CN 208526304 U CN208526304 U CN 208526304U
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layer
algal
air
cleaning unit
microalgae
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周文广
胡兆吉
金平
成慧杰
陈宣彦
李晶晶
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Nanchang University
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Nanchang University
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
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    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
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Abstract

A kind of novel microalgae of the utility model is except haze oxygen-enriched air purification device is by PM2.5 detector, single-chip computer control system, coarse filtration layer, centrifugal blower, control panel, algal layer, light source, gas outlet, centrifugal pump, algal layer reservoir, TiO2Photocatalyst purification layer, Ag2O stenlizing layer, active carbon layer, acrylic shell and air inlet are constituted.The utility model air cleaner equipment is by microalgae purification, activated carbon adsorption, TiO2Photocatalyst purification, Ag2The technologies such as O sterilization combine, and interior is made to possess cleaning, safe and oxygen-enriched air.By by the application of the utility model air cleaner equipment, it can reduce the harm of high carbon dioxide concentration and high particulate pollutant concentration to human body in confined space, especially in certain special confined spaces, such as manned spacecraft and submarine place need to be replenished in time oxygen, reduce gas concentration lwevel.

Description

A kind of novel microalgae removes haze oxygen-enriched air purification device
Technical field
The utility model relates to a kind of novel microalgaes to remove haze oxygen-enriched air purification device, particularly belong to environment protection equipment skill Art field.
Background technique
As Chinese industrial continues to develop, air pollution is also increasingly severe, and indoor air pollutants concentration improves, due to Room air-tightness improves, and ventilation is few, and contaminant exclusion rate is low, and harmful substance release time extends, and brings more to population health Detrimental effect.On the one hand, room air pollution more complicates body effect, since pollutant component is numerous in finishing rear chamber More, interaction and influence factor are many and diverse, therefore more complicated to the toxic effect of human body.Especially atmosphere under haze weather Heavy metal pollutant causes the extensive concern of people in grain object such as PM2.5, as the inorganic constituents that particulate matter carries, heavy metal It can be enriched in human body, acute or chronic damage can be generated to human body respiration, immune and cardio-cerebrovascular.On the other hand, room Interior high CO2Concentration and particulate pollutant concentration can directly be detrimental to health, but existing purification techniques cannot solve this very well Class problem.Therefore, in conjunction with microalgae photosynthesis and enrichment degradation of organic substances characteristic, independent research is a to be substituted with microalgae Conventional bowl carries out air cleaning and has the microalgae air purifier of carbon sequestration production oxygen function by market urgent need.
Microalgae is many kinds of as most ancient one of photosynthetic microorganism, and proliferation is rapidly, widely distributed, adaptability and Tolerance is extremely strong.With photosynthetic efficiency height, CO2Fixed efficiency is 10-50 times of general terrestrial plant, can be enriched with degradation particles The characteristics of organic matter in pollutant, in sewage purification, air regenesis field, a kind of effective purification means is used as to obtain Extensive utilization.
Microalgae can effectively absorb and enriching heavy metal, and microalgae removes removing heavy metals, and there are two processes, that is, adsorbs and shift.It is first Heavy metal passive adsorption was on alga cells surface before this, by 1-5 min, the heavy metal in heavy metal and solution that is adsorbed After concentration reaches balance, the heavy metal of absorption is just transferred into frustule, this is the process of an active.Particulate matter is (such as PM2.5 the organic compound in) can be used as important carbon source needed for algal grown, and algae effectively can be enriched with and degrade a variety of Organic compound such as hydrocarbon etc..Microalgae is when adsorbing PM2.5, by active transport by organic matter from extracellular toward cell Interior transport is simultaneously enriched in the cell, the compound for recycling corresponding organic compound synthetic cell itself to need.
Song Hao etc. has applied for patent " a kind of air cleaning unit that microalgae oxygen bar mediates " (CN201410469519.4), mentions Go out a kind of using microalgae as the air cleaning unit of purification medium.Its design is only limitted to not be directed to the easy clean of air The harmful substances such as the harmful microorganisms such as the bacterium in air and formaldehyde make corresponding removal design, can not accomplish comprehensive decontamination sky Gas.A kind of " air purifier based on microalgae removal PM2.5 " of Kunshan Qing Xu environmental science and technology Co., Ltd application (CN201510095463.5), bulky, energy consumption is higher to spray algae solution as purification style, the not side in real life Just it uses, application range is limited.
The utility model is directed to the deficiency of existing air purifier, and microalgae is solidificated on membrane material as algal layer, is used Single-chip computer control system is sprayed micro algae culturing liquid in algal layer for micro algae growth by the method for timing spray, and room air is logical When crossing microalgae layer, pollutant is adsorbed retention and combines microalgae efficiently to produce oxygen and discharge the biological characteristic of oxygen, assists with TiO2Light Catalytic control layer, Ag2O stenlizing layer can have the function that absorption degradation air pollutants, overcome market today air purifier Clean-up effect is poor, can not automatically control that purification, energy consumption is high, can not be from main product oxygen, the deficiencies of screen replacing is not visible.
Summary of the invention
Utility model aims to solve the above problems, and based on microalgae photosynthetic efficiency height, growth rate is fast, absorption is strong The features such as high is spent, achieve the effect that remove gas pollutant in air and efficiently produces oxygen.It is controlled and is pumped by single-chip computer control system The automatic growth for microalgae provides nutrient, at the same single-chip computer control system can be automatically controlled according to PM2.5 sensor information from Heart blower carries out purification air, provides a kind of suitable for public places such as office, the vehicles.Furthermore it is needing to be replenished in time O2And CO2Concentration requires have the special confined space (such as manned spacecraft and submarine) of considered critical to fill using the utility model It sets and CO in air not only can be effectively reduced2Concentration, discharge a large amount of O2, while there are also reduce particulate pollutant, removal formaldehyde, The effects of toxic pollutants such as benzene.
To achieve the above object, the utility model is realized by technical solution below:
The utility model microalgae except haze oxygen-enriched air purification device by PM2.5 detector (1), single-chip computer control system (2), Coarse filtration layer (3), centrifugal blower (4), control panel (5), algal layer (6), light source (7), gas outlet (8), centrifugal pump (9), algal layer storage Liquid bath (10), TiO2Photocatalyst purification layer (11), Ag2O stenlizing layer (12), active carbon layer (13), acrylic shell (14) and into Port (15) is constituted;
Wherein, PM2.5 detector (1), single-chip computer control system (2) are located at the upper left side at the top of air cleaning unit;Control Panel (5) processed is located at the upper right side at the top of air cleaning unit, and air inlet (15) is located at the center at the top of air cleaning unit;Out Port (8) is located at the left and right sides of air cleaning unit;Air inlet (15) and gas outlet (8) and acrylic shell (14) are common Form the external structure of air cleaning unit;
Coarse filtration layer (3) is set to air inlet (15) below;Coarse filtration layer (3) lower central is equipped with centrifugal blower (4);
Two sides of the algal layer (6) inside air cleaning unit, between centrifugal blower (4) and algal layer reservoir (10), It is separately fixed in the fixing groove below placement centrifugal blower (4) and coarse filtration layer (3) shell up and down, algal layer reservoir (10) shell In the fixing groove of top;Centrifugal pump (9) is set to the bottom in algal layer reservoir (10);Algal layer reservoir (10) both sides external Top symmetric position is set there are two light source (7);On the outside opposite of algal layer (6), it is symmetrically arranged with TiO from inside to outside2Photocatalyst is net Change layer (11), Ag2O stenlizing layer (12), active carbon layer (13), it is internal that upper and lower ends are separately fixed at acrylic shell (14) It is put into fixing groove;The outside of active carbon layer (13) is gas outlet (8).
The utility model has the beneficial effects that
1, the utility model introduces microalgae biological air purifying technology in confined space inner air-cleaning system, in conjunction with work Property charcoal absorption, TiO2Photocatalyst purification, Ag2The technologies such as O sterilization, while removing poisonous and harmful substance, sustainable fixed CO2、 Anion oxygen, absorption PM2.5 are provided.
2, it detects and controls using single-chip computer control system, it can be achieved that automation purification air, is more energy-saving and environmentally friendly, human nature Change.Micro algae culturing liquid is sprayed in algal layer for micro algae growth by the method for timing spray.When illumination is weaker, LED light is microalgae Photosynthesis provides light source, supports necessary to its normal growth when microalgae can not obtain enough energy by photosynthesis Point, centrifugal pump 10-60min starts once automatically, runing time 5-60S, and culture solution needed for microalgae is grown up sprays on algal layer, Guarantee micro algae growth condition.
3, by the application of the utility model air cleaner equipment, it can reduce high carbon dioxide concentration in confined space Harm with high particulate pollutant concentration to human body, especially in certain special confined spaces, such as manned spacecraft and submarine Equal places need to be replenished in time oxygen, reduce gas concentration lwevel, and used microalgae is alternatively arranged as feed conversion.
Detailed description of the invention
Fig. 1 is the utility model air cleaning unit structural schematic diagram;
In figure: 1, PM2.5 detector;2, single-chip computer control system;3, coarse filtration layer;4, centrifugal blower;5, control panel;6, Algal layer;7, light source;8, gas outlet;9, centrifugal pump;10, algal layer reservoir;11,TiO2Photocatalyst purification layer;12,Ag2O stenlizing layer; 13, active carbon layer;14, acrylic shell;15, air inlet;
Fig. 2 is the utility model air cleaning unit air cleaning flow chart;
Fig. 3 is the utility model air cleaning unit sensor data acquisition module map;
Fig. 4 is that the utility model is centrifuged pump control module figure;
Fig. 5 is the utility model air cleaning unit centrifugal blower control module figure;
Fig. 6 is the utility model air cleaning unit sensor information capture program flow chart;
Fig. 7 is that the utility model centrifugal blower controls program flow diagram;
Fig. 8 is that the utility model centrifugal pump controls program flow diagram.
Specific embodiment
The development of this microalgae biological air purifying device is described in detail with reference to the accompanying drawings and examples, this is practical Novel includes but is not limited to the present embodiment.
Embodiment 1
As shown in Figure 1, a kind of novel microalgae is except haze oxygen-enriched air purification device is by PM2.5 detector (1), single-chip microcontroller control System (2), coarse filtration layer (3), centrifugal blower (4), control panel (5), algal layer (6), light source (7), gas outlet (8), centrifugal pump (9), algal layer reservoir (10), TiO2Photocatalyst purification layer (11), Ag2O stenlizing layer (12), active carbon layer (13), acrylic shell (14), air inlet (15) forms.Make air through air inlet (15), coarse filtration layer (3), algal layer by the operation of centrifugal blower (4) (6), TiO2Photocatalyst purification layer (11), Ag2O stenlizing layer (12), active carbon layer (13) are purified;PM2.5 detector (1) is real When detect PM2.5 concentration;Single-chip computer control system (2) receives the information of PM2.5 detector (1) feedback for controlling centrifugation wind The work of machine (4) and centrifugal pump (9), and pass through the start and stop that control panel (5) manually control centrifugal blower (4) and centrifugal pump (9); Single-chip computer control system (2) can control centrifugal pump (9) and periodically the culture solution in algal layer reservoir (10) be extracted into algal layer (6), Necessary nutrient is provided for micro algae growth.
Embodiment 2
The present embodiment is using interior as application scenarios, by a kind of novel microalgae except haze oxygen-enriched air purification device is installed on room It is interior, with corduroy blended material (CF) for microalgae adherence material, auxiliary purification is carried out with active carbon layer, removal algal layer does not eliminate The toxic pollutants such as particulate matter, and removal formaldehyde in air, benzene, keep air cleaning more thorough.
As shown in Figure 1, adherent material is put into the algae that the microalgae of logarithmic phase is arrived in culture by the present embodiment air cleaning unit It impregnates 3-10 days in liquid, then the material of good attachment is put into device, by the small-size centrifugal pump in reservoir by culture solution It is driven into the top of material, liquid is allowed to flow down by gravity, the microalgae on material is by the liquid growth flowed down and only Change air.
To verify the present embodiment effect, PM2.5 adsorption experiment is carried out as microalgae adherence material using CF.
In closed 4.5m3A kind of novel microalgae is run in room except haze oxygen-enriched air purification device, passes through PM2.5 on device It is 57 ± 3 (μ g/m that detector, which detects PM2.5 concentration results in room,3), it is horizontal for initial PM2.5, cigarette lighter is shut Room door is lighted the interior PM2.5 numerical value of cigarette back room and is risen rapidly, to detect display after a few minutes PM2.5 numerical stability PM2.5 numerical value is 220 ± 3 (μ g/m3), until PM2.5 numerical value reaches balance in room after experiment 3 hours, it is 40 ± 3 (μ g/ m3), PM2.5 numerical value rises rapidly as initial level after opening seal box.
According to experimental result, the present embodiment is in 4.5m3It is tested 3 hours in room, PM2.5 concentration is by 220 ± 3 (μ g/ m3) can purify to 40 ± 3 (μ g/m3), it is also lower than initial p M2.5 level in room, show that a kind of novel microalgae removes haze oxygen-enriched air There is purification device good particulate matter to remove effect.
The CF material that the present embodiment uses clean cycle can use after replacement, the sustainable fixed CO of air cleaning unit2、 Oxygen, absorption PM2.5 are provided, can have the function that absorption degradation air pollutants.
Embodiment 3
The present embodiment is using interior as application scenarios, by a kind of novel microalgae except haze oxygen-enriched air purification device is installed on room It is interior, with corduroy blended material (CF) for microalgae adherence material, auxiliary purification is carried out with active carbon layer, removal algal layer does not eliminate The toxic pollutants such as particulate matter, and removal formaldehyde in air, benzene, keep air cleaning more thorough.
The present embodiment is only needed in actual use by a kind of novel microalgae except haze oxygen-enriched air purification device power supply opening, together When device for opening single-chip computer control system, when attaching microalgae color change carry out microalgae biology inner core replacement can protect Demonstrate,prove purification efficiency.CF material used in the present embodiment clean cycle can use after replacement simultaneously, reach environmentally protective Purpose.
The attached CF method of the present embodiment are as follows: adherent material is put into culture and impregnates 3-10 into the algae solution of the microalgae of logarithmic phase The material of good attachment, is then put into device by it, and culture solution is driven into material by the small-size centrifugal pump in reservoir Top allows liquid to flow down by gravity, and the microalgae on material is by the liquid growth and purification air flowed down.
To verify the present embodiment effect, carry out producing oxygen experiment as microalgae adherence material using CF.
In closed 4.5m3A kind of novel microalgae is run in room except haze oxygen-enriched air purification device, passes through O2Sensor detection Oxygen concentration result is 21.33%vol in room, is initial O2Level closes room door, O2Numerical value is gradually increasing, to 6 O after hour2Numerical stability, detection display O2Numerical value is 21.91%vol, opens O after room door2Numerical value gradually decreases as initial water It is flat.
According to experimental result, the present embodiment is in 4.5m3It is tested 6 hours in room, O2Concentration in 6 hours by 21.33%vol can be improved to 21.91%vol, than O in room2Horizontal high 5.8%vol, shows the present embodiment air cleaning unit With good production oxygen ability.

Claims (1)

1. a kind of novel microalgae removes haze oxygen-enriched air purification device, it is characterised in that: the air cleaning unit is examined by PM2.5 Survey device (1), single-chip computer control system (2), coarse filtration layer (3), centrifugal blower (4), control panel (5), algal layer (6), light source (7), Gas outlet (8), centrifugal pump (9), algal layer reservoir (10), TiO2Photocatalyst purification layer (11), Ag2O stenlizing layer (12), active carbon Layer (13), acrylic shell (14) and air inlet (15) are constituted;
Wherein, PM2.5 detector (1), single-chip computer control system (2) are located at the upper left side at the top of air cleaning unit;Control plane Plate (5) is located at the upper right side at the top of air cleaning unit, and air inlet (15) is located at the center at the top of air cleaning unit;Gas outlet (8) it is located at the left and right sides of air cleaning unit;Air inlet (15) and gas outlet (8) and acrylic shell (14) collectively constitute The external structure of air cleaning unit;
Coarse filtration layer (3) is set to air inlet (15) below;Coarse filtration layer (3) lower central is equipped with centrifugal blower (4);
Two sides of the algal layer (6) inside air cleaning unit, between centrifugal blower (4) and algal layer reservoir (10), up and down It is separately fixed in the fixing groove below placement centrifugal blower (4) and coarse filtration layer (3) shell, above algal layer reservoir (10) shell Fixing groove in;Centrifugal pump (9) is set to the bottom in algal layer reservoir (10);The top of algal layer reservoir (10) both sides external Symmetric position is set there are two light source (7);On the outside opposite of algal layer (6), it is symmetrically arranged with TiO from inside to outside2Photocatalyst purification layer (11), Ag2O stenlizing layer (12), active carbon layer (13), upper and lower ends are separately fixed inside acrylic shell (14) and are put into In fixing groove;The outside of active carbon layer (13) is gas outlet (8).
CN201821042872.4U 2018-07-03 2018-07-03 A kind of novel microalgae removes haze oxygen-enriched air purification device Active CN208526304U (en)

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CN201821042872.4U CN208526304U (en) 2018-07-03 2018-07-03 A kind of novel microalgae removes haze oxygen-enriched air purification device

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Application Number Priority Date Filing Date Title
CN201821042872.4U CN208526304U (en) 2018-07-03 2018-07-03 A kind of novel microalgae removes haze oxygen-enriched air purification device

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