CN207294304U - A kind of device that microbial aerosol pollutant in sewage is reduced from source - Google Patents
A kind of device that microbial aerosol pollutant in sewage is reduced from source Download PDFInfo
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- CN207294304U CN207294304U CN201721059870.1U CN201721059870U CN207294304U CN 207294304 U CN207294304 U CN 207294304U CN 201721059870 U CN201721059870 U CN 201721059870U CN 207294304 U CN207294304 U CN 207294304U
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- connecting structure
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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Abstract
The utility model discloses a kind of device that microbial aerosol pollutant in sewage is reduced from source, including some floatation units, some floatation units are arranged as being integrally formed netted connecting structure, the netted connecting structure will not be broken up by air-flow or current, the netted connecting structure is located in sewage biological treatment facility, and it is covered on the liquid level that can produce microbial aerosol pollutant, four walls of the netted connecting structure and sewage biological treatment facility are not fixed, and the netted connecting structure can freely fluctuate in liquid level.The utility model significantly reduces the yield of microbial aerosol pollutant on source, handles high efficiency, and effect is good.
Description
Technical field
It the utility model is related to bacterial gas in resource and environment technical field, more particularly to a kind of sewage from source reduction
The device of aerosol contaminants.
Background technology
Microbial aerosol typically refers to, microorganism under single-cell suspension state with dry solids or liquid particle
Be connected the bioaerosol of formation of suspending in atmosphere, its aerodynamic diameter is within 100 μm.Sewage Biological Treatment system
Contain a large amount of different types of microorganisms, including various bacteriums, fungi, virus and protozoan etc. in system.Some of particle diameters
Microorganism in 1 to 100 μ m is easy to spill into air, microbial aerosol is formed, to the body of periphery personnel
Health care belt carrys out great potential threat.
Microbial aerosol has the harmfulness of general aerosol first.Particle diameter is 2.1 to 4.7 μm of microorganism particle energy
Enough enter the trachea and bronchus of people, easily cause the respiratory tract infection of human body；Particle diameter be 0.65 to 2.1 μm microorganism particle then
The alveolar of people can be freely accessible to, possible permanent damage is caused to the respiratory system of people.It is micro- in addition to the harm with general aerosol
Bioaerosol due also to have vital activity, therefore its aerial propagation and diffusion can also cause mankind's anaphylactia or
Epiphytotics propagation.Even there is epidemiological study to show, can be produced in the specific crowd of sewage disposal environmental work life for a long time
A series of raw health effects, can particularly cause sewage worker syndrome (sewage worker ' s syndrome)：Often
Property there is general malaise, weakness, acute rhinitis, the symptom such as fever；With daily cough, the probability being short of breath with asthma
About 30% is higher by than other industry practitioner；Respiratory system and skin disease are nearly all suffered from after working more than 10 years.
Having in existing research every both at home and abroad and patent is all very much, trail processing or disposes the microorganism produced
Aerosol contaminants；And for reducing the side that microbial aerosol pollutant produces in biological wastewater treatment process from source
Method, then completely without reference to.
Utility model content
In view of this, the embodiment of the utility model provides one kind can substantially reduce microbial aerosol pollution from source
The yield of thing, treatment effeciency is high, the device that microbial aerosol pollutant in sewage is reduced from source of high treating effect.
The embodiment of the utility model provides a kind of device that microbial aerosol pollutant in sewage is reduced from source, bag
Some floatation units are included, some floatation units are arranged as being integrally formed netted connecting structure, and the netted connecting structure is located at dirt
In aquatic organism treatment facility, and be covered on the liquid level that can produce microbial aerosol pollutant, the netted connecting structure with
Four walls of sewage biological treatment facility are not fixed, and the netted connecting structure can freely fluctuate in liquid level, described netted
Aeration quantity positive correlation in the number of plies and sewage biological treatment facility of connecting structure, the floatation unit of the netted connecting structure of same layer
There is gap between surrounding floatation unit, between the netted connecting structure of floatation unit covering lower floor of top mesh connecting structure
Gap.
Further, the floatation unit is hollow sphere, and a diameter of 1 to 5 centimetre of the hollow sphere, ball wall thickness is 1
Millimeter, the hollow sphere is baton round.
Further, some hollow spheres are connected by carbon fiber line to be arranged as being integrally formed netted connecting structure,
The quantity of the carbon fiber line is the sum of ranks number of hollow sphere arrangement, and the carbon fiber line passes through hollow ball in transverse direction
The center of body, by the connection of compact arranged hollow sphere a line a line in transverse direction, the carbon fiber line is along the longitudinal direction
Through the center of hollow sphere, by the connection that compact arranged hollow sphere one arranges along the longitudinal direction, and then formed in length and breadth
Netted connecting structure staggeredly.
Further, some hollow spheres are arranged as being integrally formed netted connecting structure by gravity, during change is described
The density of empty sphere, enables hollow sphere holding position in liquid level constant.
Further, the hollow sphere is filled to water by the water filling change density in sphere into the hollow sphere
Depth is the 1/3 to 1/2 of sphere diameter.
Further, the floatation unit is plastic tab, and the plastic tab is square, and the length of side is 1 to 5 centimetre, thick
Spend for 1 millimeter.
Further, some plastic tabs are connected by carbon fiber line to be arranged as being integrally formed netted connecting structure,
The corner of the adjacent adj acent plastic thin slice in corner of the plastic tab, the quantity of the carbon fiber line are the row of plastic tab arrangement
The sum of columns, the carbon fiber line pass through the diagonal of plastic tab in transverse direction, will compact arranged modeling in transverse direction
Expect the connection of thin slice a line a line, the carbon fiber line passes through the diagonal of plastic tab along the longitudinal direction, will along the longitudinal direction
The connection that compact arranged plastic tab one arranges, and then form crisscross netted connecting structure.
Further, the floatation unit is hollow sphere and plastic tab, the length of side and hollow sphere of the plastic tab
Diameter it is consistent.
Further, some plastic tabs and some hollow spheres are arranged as being integrally formed netted connecting structure, described
Some plastic tabs first pass through carbon fiber line connection and arrange and be integrated, the adjacent adj acent plastic thin slice in corner of the plastic tab
Corner, have gap between the plastic tab and surrounding plastic tab, the hollow sphere passes through weight in gap
It is constant that power acts on holding position in liquid level.
Further, the liquid level that can produce microbial aerosol pollutant includes the water inlet lattice of sewage biological treatment facility
Grid, aeration tank, oxidation ditch, sludge concentration tank, sedimentation basin and water outlet, the floatation unit in the trash rack is hollow ball
Body, and be arranged as by gravity being integrally formed netted connecting structure；Floatation unit in the sludge concentration tank is plastic tab,
And connected by carbon fiber line to be arranged as being integrally formed netted connecting structure；Floatation unit in the sedimentation basin is thin for plastics
Piece or hollow sphere, and connected by carbon fiber line to be arranged as being integrally formed netted connecting structure；The floating of the water outlet
Unit is plastic tab and hollow sphere, and is connected by carbon fiber line to be arranged as being integrally formed netted connecting structure；It is described
In aeration tank or oxidation ditch, during blast aeration, floatation unit is plastic tab or hollow sphere, and by carbon fiber line connect and
It is arranged as being integrally formed netted connecting structure；During surface aeration, floatation unit is hollow sphere, and is integrated by gravity arrangement
Form netted connecting structure；When turning brush/turntable aeration, floatation unit is plastic tab and hollow sphere, and passes through carbon fiber line
Connect and be arranged as being integrally formed netted connecting structure.
Compared with prior art, the utility model has the advantages that：
(1) liquid of microbial aerosol can be produced by being laid in hollow sphere or plastic tab in sewage biological treatment facility
On face, with reduction because of the bubbles burst containing microorganism of aeration generation or because the drop containing microorganism that drop produces falls
Fall broken, so as to significantly reduce the yield of microbial aerosol pollutant on source, method is simple, ingenious, can be wide
It is general to be applicable in；It is 60L min that the netted connecting structure of single a diameter of 1 centimetre of hollow sphere such as is laid in aeration quantity-1City
When in the aeration tank of sewage treatment plants, it is possible to reduce about more than 80% microbial aerosol pollutant yield.
(2) such a method that microbial aerosol pollutant generation in biological wastewater treatment process is reduced from source has
Fabulous economic benefit, it is only less than 500 yuan to handle effluent charge per ton, but can be reduced from source more than 80% it is micro-
Bioaerosol pollutant yield, it handles the microorganism that benefit is significantly larger than common trail processing or disposal has produced
The method of aerosol contaminants.
Brief description of the drawings
Fig. 1 be the utility model it is a kind of from source reduce sewage in microbial aerosol pollutant device in floatation unit
Connected by carbon fiber line to be arranged as being integrally formed a schematic diagram of netted connecting structure.
Fig. 2 is the schematic diagram of two layers of netted connecting structure in Fig. 1.
Fig. 3 is the schematic diagram of three-layer network shape connecting structure in Fig. 1.
Fig. 4 be the utility model it is a kind of from source reduce sewage in microbial aerosol pollutant device in floatation unit
It is arranged as being integrally formed a schematic diagram of netted connecting structure by gravity.
Fig. 5 is the sectional view of the hollow sphere in Fig. 4.
Fig. 6 is that the utility model is a kind of reduces another floating in the device of microbial aerosol pollutant in sewage from source
Unit is connected by carbon fiber line to be arranged as being integrally formed a schematic diagram of netted connecting structure.
Fig. 7 is that the utility model is a kind of reduces another floating in the device of microbial aerosol pollutant in sewage from source
Unit is connected by carbon fiber line to be arranged as being integrally formed a schematic diagram of netted connecting structure.
Embodiment
It is new to this practicality below in conjunction with attached drawing to make the purpose of this utility model, technical solution and advantage clearer
Type embodiment is further described.
Embodiment 1
Please refer to Fig.1, the embodiment of the utility model provides microbial aerosol dirt in a kind of sewage from source reduction
The device of thing is contaminated, including some floatation units 2, some floatation units 2 are arranged as being integrally formed netted connecting structure 1, the net
Shape connecting structure 1 will not be broken up by air-flow or current, i.e., the air-flow or the current of drop that will not be aerated are broken up.
In one embodiment, floatation unit 2 is hollow sphere 21, and the diameter of the hollow sphere 21 is preferably 1 to 5 li
Rice, ball wall thickness are 1 millimeter, and the hollow sphere 21 is baton round.
Some hollow spheres 21 are connected by carbon fiber line 3 to be arranged as being integrally formed netted connecting structure 1, and the carbon is fine
The quantity for tieing up line 3 is the sum of ranks number of the arrangement of hollow sphere 21, and the carbon fiber line 3 passes through hollow sphere 21 in transverse direction
Center, by the connection of compact arranged 21 a line a line of hollow sphere in transverse direction, the carbon fiber line 3 is along the longitudinal direction
Through the center of hollow sphere 21, by the connection that compact arranged hollow sphere 21 1 arranges along the longitudinal direction, and then formed
Crisscross netted connecting structure 1.
Netted connecting structure 1 is located in sewage biological treatment facility, and is covered in and can be produced microbial aerosol pollutant
Liquid level on, four walls of the netted connecting structure 1 and sewage biological treatment facility are not fixed, netted 1 energy of connecting structure
Freely fluctuate in liquid level.
Aeration quantity positive correlation in the number of plies and sewage biological treatment facility of netted connecting structure 1, netted connecting structure 1 can
Think individual layer, bilayer or three layers, as shown in Figures 2 and 3, other suitable numbers of plies also can, the floating of the netted connecting structure 1 of same layer
There is gap 4 between unit 2 and surrounding floatation unit 2, the covering of floatation unit 2 lower floor of top mesh connecting structure 1 is netted
The gap 4 of junction structure 1.
Embodiment 2
Please refer to Fig.4 and Fig. 5, the present embodiment are differed only in embodiment 1, some hollow spheres 21 pass through weight
Power is arranged as being integrally formed netted connecting structure 1, changes the density of the hollow sphere 21, enables the hollow sphere 21 in liquid
Holding position is constant in face, and can guarantee that hollow sphere 21 is suspended on liquid level, the air-flow or the water of drop that will not be aerated
Stream is broken up, the hollow sphere 21 by sphere water filling change density, into the hollow sphere 21 being filled to the depth of water is
The 1/3 to 1/2 of sphere diameter.Yu Ze is substantially the same manner as Example 1.
Embodiment 3
Fig. 6 is refer to, the embodiment of the utility model provides microbial aerosol dirt in a kind of sewage from source reduction
The device of thing is contaminated, including some floatation units 2, some floatation units 2 are arranged as being integrally formed netted connecting structure 1, the net
Shape connecting structure 1 will not be broken up by air-flow or current, i.e., the air-flow or the current of drop that will not be aerated are broken up.
In one embodiment, floatation unit 2 is plastic tab 22, and the plastic tab 22 is square, and the length of side is preferably 1
To 5 centimetres, thickness is 1 millimeter.
Some plastic tabs 22 are connected by carbon fiber line 3 to be arranged as being integrally formed netted connecting structure 1, the plastics
The corner of the adjacent adj acent plastic thin slice 22 in corner of thin slice 22, the quantity of the carbon fiber line 3 are the row that plastic tab 22 arranges
The sum of columns, the carbon fiber line 3 pass through the diagonal of plastic tab 22 in transverse direction, will be compact arranged in transverse direction
The connection of 22 a line a line of plastic tab, the carbon fiber line 3 pass through the diagonal of plastic tab 22 along the longitudinal direction, will be along vertical
The connection arranged to the compact arranged plastic tab 22 1 in direction, and then form crisscross netted connecting structure 1.
Embodiment 4
Fig. 7 is refer to, the embodiment of the utility model provides microbial aerosol dirt in a kind of sewage from source reduction
The device of thing is contaminated, including some floatation units 2, some floatation units 2 are arranged as being integrally formed netted connecting structure 1, the net
Shape connecting structure 1 will not be broken up by air-flow or current, i.e., the air-flow or the current of drop that will not be aerated are broken up.
In one embodiment, floatation unit 2 is hollow sphere 21 and plastic tab 22, the length of side of the plastic tab 22 with
The diameter of hollow sphere 21 is consistent, and some plastic tabs 22 and some hollow spheres 21 are arranged as being integrally formed netted connection knot
Structure 1.
Some plastic tabs 22 first pass through carbon fiber line 3 and connect and arrange and be integrated, connection mode with described in embodiment 3,
The corner of the adjacent adj acent plastic thin slice 22 in corner of the plastic tab 22, the plastic tab 22 and surrounding plastic tab
There is gap 4 between 22, the hollow sphere 21 is in gap 4, and holding position is constant in liquid level by gravity.
Integrated embodiment 1- embodiments 4, the liquid level that can produce microbial aerosol pollutant is set including Sewage Biological Treatment
Trash rack, aeration tank, oxidation ditch, sludge concentration tank, sedimentation basin and the water outlet applied, the floatation unit in the trash rack
2 be hollow sphere 21, and is arranged as by gravity being integrally formed netted connecting structure 1；Floating list in the sludge concentration tank
Member 2 is plastic tab 22, and is arranged as by carbon fiber line 3 being integrally formed netted connecting structure 1；Floating in the sedimentation basin
Unit is plastic tab 22 or hollow sphere 21, and is arranged as by carbon fiber line 3 being integrally formed netted connecting structure 1；It is described
The floatation unit 2 of water outlet is plastic tab 22 and hollow sphere 21, and by carbon fiber line 3 is arranged as being integrally formed netted
Junction structure 1；In the aeration tank or oxidation ditch, during blast aeration, floatation unit 2 is plastic tab 22 or hollow sphere 21, and
It is arranged as being integrally formed netted connecting structure 1 by carbon fiber line 3；During surface aeration, floatation unit 2 is hollow sphere 21, and
It is arranged as being integrally formed netted connecting structure 1 by gravity；When turning brush/turntable aeration, floatation unit 2 is plastic tab 22 with
Empty sphere 21, and be arranged as by carbon fiber line 3 being integrally formed netted connecting structure 2.
Various biological treatment process of the device applied to sewage of microbial aerosol pollutant in sewage are reduced from source,
The various biological sewage treatment devices for having aeration or the process that drops, including at town domestic sewage treatment plant, various industrial wastewaters
Manage facility and artificial swamp.
A kind of method that microbial aerosol pollutant in sewage is reduced from source, comprises the following steps：
S1. floatation unit is selected according to the liquid level that can produce microbial aerosol pollutant；
S2. the floatation unit 2 that step S1 is selected is arranged as being integrally formed netted connecting structure 1, ensured described netted
Junction structure 1 will not be broken up by air-flow or current；
S3. netted connecting structure 1 is located in sewage biological treatment facility, and be covered in can produce microbial aerosol dirt
On the liquid level for contaminating thing, four walls of the netted connecting structure 1 and sewage biological treatment facility are not fixed, the netted connecting structure
Can freely it fluctuate in liquid level；
S4. in aeration process, netted connecting structure 1 is reduced to be sprayed from liquid by bubbles burst, spray of water or water curtain
Phase transfer to gas phase microbial aerosol, and then reduce microbial aerosol pollutant yield；
During drop, netted connecting structure 1 is reduced falls broken micro- life that gas phase is transferred to from liquid phase by drop
Thing aerosol, and then reduce the yield of microbial aerosol pollutant, i.e., it is dirty to reduce microbial aerosol in sewage from source
Contaminate thing.
Application examples
Certain municipal sewage plant is using A/O methods processing sanitary sewage, treating capacity 10000m3/ d, aeration quantity 60L
min-1.The place of collection microbial aerosol sample is in aeration tank overhead, and sample collection is highly 1.5 meters.Sampling repeats to try
Test in triplicate, be averaged.Sample devices is 6 grades of biomone samplers of Andersen FA-1 types, gas flow during sampling
For 28.3L/min, biomone sampler capture rate is about 85%-89%.Gathered using beef extract-peptone agar medium
Heterotrophicy bacteria in gas, 24h is cultivated in 37 DEG C of insulating boxs；Fungi is gathered with rose bengal medium, is cultivated at 28 DEG C
5d；Clump count in glass dishes at different levels is counted respectively, and calculates air microbe concentration according to this.
Aerial microbial aerosol concentration (CFU/m on 1 aeration tank of table3)
In order to reduce the generation of microbial aerosol pollutant in biological wastewater treatment process from source, in aeration tank liquid
The hollow sphere of the netted connecting structure 1 of individual layer, 1 centimetre of diameter, 1 millimeter of ball wall thickness are laid in face.Layout diagram such as Fig. 1 institutes
Show.Monitoring is before and after laying, aerial microbial aerosol concentration on aeration tank.The results are shown in Table 1, heterotrophicy bacteria and fungi
Microbial aerosol concentration is reduced respectively generates 88.58% and 90.38%, therefore lays the hollow of the netted connecting structure 1 of individual layer
Sphere, can substantially reduce the generation of microbial aerosol pollutant in aeration process on source.
Hollow sphere or plastic tab are laid in sewage biological treatment facility by the utility model can produce bacterial gas
On the liquid level of colloidal sol, to reduce because of the bubbles burst containing microorganism of aeration generation or contain microorganism because of drop generation
Drop fall broken, so as to significantly reduce the yield of microbial aerosol pollutant on source, method is simple, ingeniously
It is wonderful, it is broadly applicable；It is 60L min that the netted connecting structure of single a diameter of 1 centimetre of hollow sphere such as is laid in aeration quantity-1
City domestic sewage treatment plant aeration tank in when, it is possible to reduce about more than 80% microbial aerosol pollutant produces
Amount；Such a method that microbial aerosol pollutant generation in biological wastewater treatment process is reduced from source has fabulous warp
Help benefit, it is only less than 500 yuan to handle effluent charge per ton, but can be reduced from source more than 80% bacterial gas it is molten
Glue stain thing yield, it handles the microbial aerosol dirt that benefit is significantly larger than common trail processing or disposal has produced
Contaminate the method for thing.
In the case where there is no conflict, the feature in embodiment and embodiment herein-above set forth can be combined with each other.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all in this practicality
Within new spirit and principle, any modification, equivalent replacement, improvement and so on, should be included in the guarantor of the utility model
Within the scope of shield.
Claims (10)
1. a kind of device that microbial aerosol pollutant in sewage is reduced from source, it is characterised in that single including some floatings
Member, some floatation units are arranged as being integrally formed netted connecting structure, and the netted connecting structure is located at Sewage Biological Treatment and sets
Shi Zhong, and be covered on the liquid level that can produce microbial aerosol pollutant, the netted connecting structure and Sewage Biological Treatment
Four walls of facility are not fixed, and the netted connecting structure can freely fluctuate in liquid level, the layer of the netted connecting structure
Number and the aeration quantity positive correlation in sewage biological treatment facility, floatation unit and the surrounding drift of the netted connecting structure of same layer
There are gap, the gap of the netted connecting structure of floatation unit covering lower floor of top mesh connecting structure between floating unit.
2. the device according to claim 1 that microbial aerosol pollutant in sewage is reduced from source, it is characterised in that
The floatation unit is hollow sphere, and a diameter of 1 to 5 centimetre of the hollow sphere, ball wall thickness is 1 millimeter, the hollow ball
Body is baton round.
3. the device according to claim 2 that microbial aerosol pollutant in sewage is reduced from source, it is characterised in that
Some hollow spheres are connected by carbon fiber line to be arranged as being integrally formed netted connecting structure, the number of the carbon fiber line
Measure and pass through the center of hollow sphere in transverse direction for the sum of ranks number of hollow sphere arrangement, the carbon fiber line, will be along horizontal stroke
Connection to the compact arranged hollow sphere a line a line in direction, the carbon fiber line are passed through in hollow sphere along the longitudinal direction
The heart, by the connection that compact arranged hollow sphere one arranges along the longitudinal direction, and then forms crisscross netted connection knot
Structure.
4. the device according to claim 2 that microbial aerosol pollutant in sewage is reduced from source, it is characterised in that
Some hollow spheres are arranged as being integrally formed netted connecting structure by gravity, change the density of the hollow sphere, make
The hollow sphere can in liquid level holding position it is constant.
5. the device according to claim 4 that microbial aerosol pollutant in sewage is reduced from source, it is characterised in that
The hollow sphere is filled to the depth of water into the hollow sphere as the 1/ of sphere diameter by the water filling change density in sphere
3 to 1/2.
6. the device according to claim 1 that microbial aerosol pollutant in sewage is reduced from source, it is characterised in that
The floatation unit is plastic tab, and the plastic tab is square, and the length of side is 1 to 5 centimetre, and thickness is 1 millimeter.
7. the device according to claim 6 that microbial aerosol pollutant in sewage is reduced from source, it is characterised in that
Some plastic tabs are connected by carbon fiber line to be arranged as being integrally formed netted connecting structure, the side of the plastic tab
The corner of the adjacent adj acent plastic thin slice in angle, the quantity of the carbon fiber line are the sum of ranks number of plastic tab arrangement, the carbon
Fiber line passes through the diagonal of plastic tab in transverse direction, by compact arranged plastic tab a line a line in transverse direction
Connection, the carbon fiber line along the longitudinal direction pass through plastic tab diagonal, will along the longitudinal direction compact arranged plastics it is thin
The connection that piece one arranges, and then form crisscross netted connecting structure.
8. the device according to claim 1 that microbial aerosol pollutant in sewage is reduced from source, it is characterised in that
The floatation unit is hollow sphere and plastic tab, and the length of side of the plastic tab is consistent with the diameter of hollow sphere.
9. the device according to claim 8 that microbial aerosol pollutant in sewage is reduced from source, it is characterised in that
Some plastic tabs and some hollow spheres are arranged as being integrally formed netted connecting structure, and some plastic tabs first lead to
Cross carbon fiber line connection and arrange and be integrated, the corner of the adjacent adj acent plastic thin slice in corner of the plastic tab, the plastics
There is gap between thin slice and surrounding plastic tab, the hollow sphere is embedded in gap, and by gravity in liquid level
Holding position is constant.
10. the device of microbial aerosol pollutant in sewage is reduced from source according to claim 1-9 any one of them, its
It is characterized in that, the liquid level that can produce microbial aerosol pollutant includes the trash rack of sewage biological treatment facility, exposes
Gas pond, oxidation ditch, sludge concentration tank, sedimentation basin and water outlet, the floatation unit in the trash rack is hollow sphere, and is led to
Gravity is crossed to be arranged as being integrally formed netted connecting structure；Floatation unit in the sludge concentration tank is plastic tab, and is passed through
Carbon fiber line connects and is arranged as being integrally formed netted connecting structure；Floatation unit in the sedimentation basin for plastic tab or in
Empty sphere, and connected by carbon fiber line to be arranged as being integrally formed netted connecting structure；The floatation unit of the water outlet is
Plastic tab and hollow sphere, and connected by carbon fiber line to be arranged as being integrally formed netted connecting structure；The aeration tank
Or in oxidation ditch, during blast aeration, floatation unit is plastic tab or hollow sphere, and is connected by carbon fiber line to be arranged as
It is integrally formed netted connecting structure；During surface aeration, floatation unit is hollow sphere, and is arranged as by gravity being integrally formed net
Shape connecting structure；When turning brush/turntable aeration, floatation unit be plastic tab and hollow sphere, and by carbon fiber line connection and
It is arranged as being integrally formed netted connecting structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721059870.1U CN207294304U (en) | 2017-08-23 | 2017-08-23 | A kind of device that microbial aerosol pollutant in sewage is reduced from source |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721059870.1U CN207294304U (en) | 2017-08-23 | 2017-08-23 | A kind of device that microbial aerosol pollutant in sewage is reduced from source |
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| Publication Number | Publication Date |
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| CN207294304U true CN207294304U (en) | 2018-05-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107364951A (en) * | 2017-08-23 | 2017-11-21 | 中国地质大学（武汉） | A kind of apparatus and method that microbial aerosol pollutant in sewage is reduced from source |
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2017
- 2017-08-23 CN CN201721059870.1U patent/CN207294304U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107364951A (en) * | 2017-08-23 | 2017-11-21 | 中国地质大学（武汉） | A kind of apparatus and method that microbial aerosol pollutant in sewage is reduced from source |
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