CN109399880A - A kind of pulsed microbial inoculum/adding of agent synchronization aeration oxygenator - Google Patents
A kind of pulsed microbial inoculum/adding of agent synchronization aeration oxygenator Download PDFInfo
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- CN109399880A CN109399880A CN201710714415.9A CN201710714415A CN109399880A CN 109399880 A CN109399880 A CN 109399880A CN 201710714415 A CN201710714415 A CN 201710714415A CN 109399880 A CN109399880 A CN 109399880A
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- aeration
- dispensing
- microbial inoculum
- pulsed
- agent
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- 238000005273 aeration Methods 0.000 title claims abstract description 126
- 239000002068 microbial inoculum Substances 0.000 title claims abstract description 53
- 239000003795 chemical substances by application Substances 0.000 title claims abstract description 27
- 239000003814 drug Substances 0.000 claims abstract description 65
- 239000000126 substance Substances 0.000 claims abstract description 29
- 239000007788 liquid Substances 0.000 claims abstract description 25
- 229940079593 drug Drugs 0.000 claims abstract description 24
- 230000001360 synchronised effect Effects 0.000 claims abstract description 20
- 238000001514 detection method Methods 0.000 claims abstract description 12
- 230000005611 electricity Effects 0.000 claims description 8
- 239000003344 environmental pollutant Substances 0.000 abstract description 13
- 231100000719 pollutant Toxicity 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 8
- 230000015556 catabolic process Effects 0.000 abstract description 4
- 238000006731 degradation reaction Methods 0.000 abstract description 4
- 230000033116 oxidation-reduction process Effects 0.000 abstract description 4
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 230000004060 metabolic process Effects 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 23
- 238000005516 engineering process Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 11
- 244000005700 microbiome Species 0.000 description 9
- 238000011065 in-situ storage Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000005067 remediation Methods 0.000 description 5
- 239000013049 sediment Substances 0.000 description 5
- 239000000725 suspension Substances 0.000 description 5
- 238000007667 floating Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 241000894006 Bacteria Species 0.000 description 3
- 239000013043 chemical agent Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000002957 persistent organic pollutant Substances 0.000 description 3
- 238000004062 sedimentation Methods 0.000 description 3
- 230000005514 two-phase flow Effects 0.000 description 3
- 238000003911 water pollution Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000013019 agitation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000011079 streamline operation Methods 0.000 description 2
- 239000002352 surface water Substances 0.000 description 2
- 241000193830 Bacillus <bacterium> Species 0.000 description 1
- 241000193744 Bacillus amyloliquefaciens Species 0.000 description 1
- 241000194108 Bacillus licheniformis Species 0.000 description 1
- 241000605122 Nitrosomonas Species 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 241000605008 Spirillum Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000005276 aerator Methods 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000012851 eutrophication Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000005213 imbibition Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- GQPLMRYTRLFLPF-UHFFFAOYSA-N nitrous oxide Inorganic materials [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000006213 oxygenation reaction Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000008635 plant growth Effects 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000006479 redox reaction Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 238000003903 river water pollution Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/02—Biological treatment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/001—Runoff or storm water
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/007—Contaminated open waterways, rivers, lakes or ponds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/008—Mobile apparatus and plants, e.g. mounted on a vehicle
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/005—Processes using a programmable logic controller [PLC]
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/40—Liquid flow rate
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/42—Liquid level
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
The invention discloses a kind of synchronous aeration oxygenators of pulsed microbial inoculum/adding of agent, it include: chemical drug tank, aeration dispensing chassis, PLC controller, air pump and pulsing jet device, the chemical drug tank is located at the top of the pulsing jet device and relatively fixed with the pulsing jet device, is equipped with blender and liquid level detection device in the chemical drug tank；The chemical drug tank is connected to by the first pipeline with the liquid sucting port of the pulsing jet device, the air inlet of the pulsing jet device is connected to the air pump, the outlet of the pulsing jet device is connected to the Single port of an aeration dispensing general pipeline, the another port of the aeration dispensing general pipeline is connected to aeration dispensing chassis, the present invention will add microbial inoculum/medicament and aeration combines, bed mud is aerated while microbial inoculum/medicament is injected into river bottom mud, improve bed mud oxidation-reduction potential, improve the oxidisability of bed mud, promote bottom mud microbe metabolism and activity, be conducive to the degradation and conversion of pollutant in bed mud.
Description
Technical field
The invention belongs to the water ecologies recovery technique fields such as river and lake, relate in particular to a kind of pulsed bacterium
The synchronous aeration oxygenator of agent/adding of agent.
Background technique
In the fast development in city and process of industrialization, a large amount of waste water are discharged into city river, generate to river water body tight
The pollution of weight.Bed mud is the important component of water ecosystem, is the main accumulation of pollutant.Quite a few hardly possible drop
By absorption, precipitating etc., chemically or physically effect is attached on silt solution organic pollutant, forms sediment pollution.Bed mud is aquatic
The place of the matrix of plant growth and zoobenthos procreation, polluter can be directly or indirectly to benthon or overlying water biologies
Toxic action is generated, the health of terrestrial life and the mankind is further influenced.Moreover, there are mass exchanges between bed mud and water body
Dynamic equilibrium, under certain condition the pollutant in bed mud can by the effects of desorption, dissolution, biological decomposition to overlying water
Release, is the important sources of secondary pollution of water.Therefore, regulation while controlling pollutant emission, to contaminated sediments
It is the important component of city river water pollution comprehensive treatment, and fundamentally solves the important way of water pollution problem
One of diameter.
Currently, being broadly divided into showering and in-situ immobilization for the removal technology of bed mud organic matter, nutriment.It is in situ
Control and recovery technique have a clear superiority due to not needing excavation dredging and seldom generating secondary pollution, therefore by increasingly
More concerns and research.Main based technique for in-situ remediation is divided into three categories: peripheral doses technology, chemical remediation technology and biology are repaired
Recovering technology.Wherein, chemical remediation and bioremediation technology require to add medicament or microbial inoculum etc. into water body for pollution degradation
Object, the substance for repairing water body.Chemical remediation technology mainly adds chemical agent into bed mud and water body, passes through pollutant and medicine
Redox reaction between agent removes target contaminant or changes the existing forms of pollutant, to reach the mesh of reparation
, pollutant is mainly heavy metal and organic pollutant, and chemical remediation is also commonly used for inhibiting the release of phosphorus.Bioremediation technology is
Degraded by the oxidation, reduction, hydrolysis of microorganism the pollutants such as organic pollutants, inorganic nutrient salt, eliminate or
Reduce the process of its pollution.
Currently, existing bed mud adds in microbial inoculum/medicament technology, such as ship borne type water purification system
(CN205472722U), the mobile administration device (CN205045968U) of a kind of surface water pollution Sediments in-situ immobilization
Deng.Medicament is ejected by ship borne type water purification system (CN205472722U) during hull is advanced by jet pipe
In polluted water region, and the bed mud in river is promoted to rise, further, these sludge is collected by filter, and fill using mud is taken out
It sets, the mud in filter is drawn into mud-collecting well by extraction mud pipe.A kind of shifting of surface water pollution Sediments in-situ immobilization
Dynamic formula administration device (CN205045968U), be equipped with dispensing kit on hull, and water circulating pump water inlet connection vacuum tank is as pumping
Water is covered in suction inlet absorption, and for circulating pump water outlet connection two phase flow gas-liquid agitation device as liquid phase, blower connects two phase flow by hose
For the admission of gas-liquid agitation device as gas phase, gas-liquid two-phase is discharged into bed mud by two phase flow blender plays stirring and oxygenation
Effect.Since specific dispensing hull is primarily suitable for water body in large, flexibility is poor, and expends higher, Portable movable
The administration device of formula is increasingly becoming the hot spot of research, as Fu Chunyu (CN201427922Y) design in, by aerator and bacterium
Agent throwing device combines, and aeration is able to achieve while adding microbial inoculum to bed mud, improves remedying sludge effect, apparatus main body is heavy
Enter the aeration plate of water bottom, movement is convenient.
At this stage, adding medicament/microbial inoculum technology to river bottom mud mainly includes offeing medicine ship directly to river by profession
Medicament/microbial inoculum is sprayed in water body or bed mud and portable administration device sinks to bottom of river channel and added.But the control of dosage
The factors such as system, the uniformity of dispensing, dispensing depth restrict repairing effect, convenience, mobile portability and the field work of operation
The problems such as the process of adding is had an impact, raise up moreover, may cause bed mud during adding, pollutant is covered from being discharged into
In water, secondary pollution is caused.
Summary of the invention
In view of the deficiencies of the prior art, the purpose of the present invention is to provide a kind of synchronous exposures of pulsed microbial inoculum/adding of agent
Gas oxygenate apparatus, the synchronous aeration oxygenator of the pulsed microbial inoculum/adding of agent will be aerated and dispensing combines, and is controlled by PLC
For system processed to dispensing process progress pulse control, aeration dispensing chassis, which facilitates, adjusts dispensing depth, realization operation mobile portability,
The accuracy of dispensing, and reduce secondary pollution to the greatest extent.
The purpose of the present invention is what is be achieved by following technical proposals.
A kind of pulsed microbial inoculum/adding of agent synchronization aeration oxygenator, comprising: chemical drug tank, aeration dispensing chassis, PLC
Controller, air pump and pulsing jet device,
The chemical drug tank is located at the top of the pulsing jet device and relatively fixed with the pulsing jet device, in the chemical drug
Blender and liquid level detection device are installed in tank；The chemical drug tank passes through the liquid sucting port of the first pipeline and the pulsing jet device
Connection, and be equipped on first pipeline flowmeter and dispensing control valve, the air inlet of the pulsing jet device with it is described
Air pump connection, the outlet of the pulsing jet device are connected to the Single port of an aeration dispensing general pipeline, on the aeration dispensing general pipeline
Control valve is installed, the another port of the aeration dispensing general pipeline is connected to aeration dispensing chassis；Wherein,
Aeration dispensing chassis includes: the aeration tube of multiple annulars, and multiple aeration tubes are concentric ring and connect in-between
The more aeration branch pipes being arranged radially along the aeration tube are connected with, multiple exposures are provided in the aeration tube and aeration branch pipe
Gas dispensing hole；It is circumferentially spaced on outermost aeration tube in multiple aeration tubes to be fixed with 6~10 and be obliquely installed
Telescoping support leg, the lower end of each telescoping support leg is equipped with a pulley, so that aeration dispensing chassis can be
Subaqueous glide；
The PLC controller is electrically connected with air pump, dispensing control valve, blender and control valve respectively, corresponding for controlling
Air pump, offer medicine control valve, blender and control valve opening and closing；The PLC controller and flowmeter and level sensing
Device electrical connection is successively respectively used to read the level value in the first pipeline in the flow and the chemical drug tank of liquid.
In the above-mentioned technical solutions, further includes: electricity generation system, the electricity generation system are the blender, air pump, dispensing control
Valve, PLC controller and liquid level detection device power supply processed.
In the above-mentioned technical solutions, multiple aeration tubes are generally aligned in the same plane, and the quantity of the aeration tube is 3~15.
In the above-mentioned technical solutions, the aperture in aeration dispensing hole is 10~20mm.
In the above-mentioned technical solutions, the pitch of holes in every two adjacent aeration dispensing hole is 50~150mm.
In the above-mentioned technical solutions, the angle of the telescoping support leg and horizontal plane is 45 °.
In the above-mentioned technical solutions, the diameter of each pulley is 15~30mm.
In the above-mentioned technical solutions, the bottom end of each telescoping support leg and aeration dispensing chassis bottom end place plane
Distance be 100~300mm.
In the above-mentioned technical solutions, further includes: fixed ring, all the telescoping support leg is fixedly mounted with the fixed ring,
For improving the stability between the telescoping support leg.
In the above-mentioned technical solutions, the outer diameter of aeration tube outermost in multiple aeration tubes is 1000~2000mm.
In the above-mentioned technical solutions, the internal diameter of aeration tube innermost in multiple aeration tubes is 150~300mm.
In the above-mentioned technical solutions, the opening and closing of the PLC controller control air pump, so that the pulsing jet device
Pulse spacing is 10~30s, and the time of each jet stream is 3~5s, and a duty cycle is 1~3min.
Compared with the prior art, compared with prior art, beneficial effects of the present invention are as follows:
The present invention will add microbial inoculum/medicament and aeration combines, the bottom of to while microbial inoculum/medicament is injected into river bottom mud
Mud is aerated, and bed mud oxidation-reduction potential is improved, and improves the oxidisability of bed mud, promotes bottom mud microbe metabolism and activity, has
Conducive to the degradation and conversion of pollutant in bed mud.
The present invention is offerd medicine and is aerated using pulsed, after microbial inoculum/medicament and aeration squeeze into bed mud, bed mud is made to be in micro- outstanding
Floating state, microbial inoculum/medicament and bed mud are sufficiently mixed, and before next pulse, the bed mud of micro suspension is able to part sedimentation, are advantageously accounted for
Microbial inoculum/medicament injects the problem that depth is inadequate, uniformity is not good enough during adding.It is injected compared to directly to bed mud a large amount of
Microbial inoculum/medicament technology, a small amount of and multiple pulse dosing method reduces the disturbance to bed mud, avoids causing bed mud a large amount of
The phenomenon that floating, pollutant largely discharge reduces secondary pollution.
The present invention can be applied not only to add dissolubility microbial inoculum/medicament, and be suitble to add microbial inoculum/medicine with settleability
Agent, such as immobilized microorganism embedding microballoon, the chemical agent of particulate form.
The present invention improves automatization level, favorably using PLC controller control single unit system operation, streamline operation
In guaranteeing accuracy of offeing medicine, the technical level requirement to site operation personnel is reduced, operation and maintenance is convenient for.
The present invention is integrated, had only to be placed in operating process on common hull can operation, do not need spy
Determine the hull of structure, it is portable flexible, the scope of application of device is improved, expense cost is reduced.Water bottom is sunk in device
Aeration dispensing is equipped with telescoping support leg on chassis, facilitates distance of the control aeration dispensing chassis to bed mud, telescoping support
Leg bottom is equipped with pulley, mobile flexible under water.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the synchronous aeration oxygenator of pulsed microbial inoculum of the invention/adding of agent；
Fig. 2 is the structural schematic diagram (looking up) on aeration dispensing chassis of the invention；
Fig. 3 is electric control structure schematic diagram in the synchronous aeration oxygenator of pulsed microbial inoculum of the invention/adding of agent.
Wherein,
1: chemical drug tank 2: blender
3: liquid level detection device 4: flowmeter
5: dispensing control valve 6: pulsing jet device
7: air pump 8:PLC controller
9: aeration dispensing general pipeline 10: control valve
11: aeration dispensing chassis 12: telescoping support leg
13: pulley 14: aeration dispensing hole
15: aeration branch pipe 16: aeration tube
17: electricity generation system 18: fixed ring
Specific embodiment
Technical solution of the present invention is further illustrated combined with specific embodiments below.
As shown in Figures 1 to 3, comprising: chemical drug tank 1, aeration dispensing chassis 11 (stainless steel material), electricity generation system 17, PLC control
Device 8, air pump 7 and pulsing jet device 6 processed, chemical drug tank 1 are located at the top of pulsing jet device 6 and relatively solid with the pulsing jet device 6
It is fixed, blender 2 and liquid level detection device 3 are installed in chemical drug tank 1, wherein blender 2 is located at the center of chemical drug tank 1, liquid level
Detection device 3 is arranged close to the position of 1 side wall of chemical drug tank, and chemical drug tank 1 is penetrated by the first pipeline (not shown) with pulse
The liquid sucting port connection of device 6 is flowed, and flowmeter 4 and dispensing control valve 5, the air inlet of pulsing jet device 6 are installed on the first pipeline
Mouth is connected to the escape pipe of air pump 7, and the outlet of pulsing jet device 6 is connected to the Single port of an aeration dispensing general pipeline 9, and aeration is offerd medicine
Control valve 10 is installed, the another port of aeration dispensing general pipeline 9 is connected to aeration dispensing chassis 11 on general pipeline 9；Wherein,
The structure of pulsing jet device 6 is Venturi tube, is provided with pulse entrance (i.e. air inlet), medicament entrance (i.e. imbibition
Mouth) and aeration dispensing outlet (exporting), air inlet is respectively positioned on the flared section at the Venturi tube both ends with outlet, and liquid sucting port is located at
The Venturi tube necking section.
Aeration dispensing chassis 11 includes: that 16,3 aeration tubes 16 of aeration tube of 3 annulars in the same plane are same
Thimble and it is communicated with the more aeration branch pipes 15 being arranged radially along aeration tube 16 in-between, the intersection point of more aeration branch pipes 15 is
The center of circle of aeration tube 16, the center point are connected to aeration dispensing general pipeline 9.Outermost aeration tube 16 is outer in multiple aeration tubes 16
Diameter is 1000~2000mm.The internal diameter of innermost aeration tube 16 is 150~300mm in multiple aeration tubes 16.In aeration tube 16
Multiple aerations dispensing hole 14 has been respectively formed on aeration branch pipe 15；The aperture in aeration dispensing hole 14 is 10~20mm, every two
The pitch of holes in adjacent aeration dispensing hole 14 is 50~150mm.In 3 aeration tubes 16 on outermost aeration tube 16 circumferentially
Direction interval is fixed with 8 telescoping support legs 12 being obliquely installed, and telescoping support leg 12 and the angle of horizontal plane are 45 °,
The lower end of each telescoping support leg 12 is equipped with a pulley 13, and the diameter of each pulley 13 is 15~30mm, so that aeration is thrown
It medicine chassis 11 can be in subaqueous glide；Plane where the bottom end and aeration dispensing 11 bottom end of chassis of each telescoping support leg 12
Distance is 100~300mm.
In order to improve the stability between telescoping support leg 12, further includes: fixed ring 18, whole telescoping support legs 12
It is fixedly mounted with the fixed ring.
Electric control part in technical solution of the present invention are as follows: PLC controller 8 respectively with air pump 7, dispensing control valve 5, blender
2 and control valve 10 be electrically connected, for control corresponding air pump 7, dispensing control valve 5, blender 2 and control valve 10 unlatching and pass
It closes；PLC controller 8 controls the pulse frequency and the duty cycle of microbial inoculum/medicament and aeration, and the pulse spacing is 10~30s, penetrates every time
The stream time is 3~5s, (a duty cycle: the synchronous aeration oxygenator of pulsed microbial inoculum of the present invention/adding of agent duty cycle
Be located at a underwater place residence time and within the residence time pulsing jet device 6 carry out multiple pulses jet stream) be 1~
3min.PLC controller 8 is electrically connected with flowmeter 4 and liquid level detection device 3, is successively respectively used to read liquid in the first pipeline
Flow and chemical drug tank 1 in level value (medicament height, microbial inoculum height).Electricity generation system 17 is blender 2, air pump 7, dispensing control
Valve 5, PLC controller 8 and liquid level detection device 3 processed are powered.The power supply of electricity generation system 17 is battery, diesel-driven generator, gasoline
Generator etc. any one.The liquid level signal that the liquid level detection device 3 detects is received by PLC controller 8, when lower than setting
When liquid level, air pump 7 stops working, offer medicine control valve 5 and the closing of control valve 10, and sends a warning message.
The course of work of the invention are as follows: by taking certain eutrophication river as an example, river bottom mud is added using apparatus of the present invention
Immobilized microorganism embeds microballoon, and synchronous aeration aerating.Firstly, determining immobilized microorganism packet according to pollution of river situation
Burying microballoon, (microbial inoculum includes hay bacillus, bacillus amyloliquefaciens, bacillus licheniformis, nitrosomonas and nitrous
Change spirillum etc.) dosage, throwing amount OK range is 1.75~2.25kg/m2.Suitable immobilized microorganism is embedded into microballoon
Wiring solution-forming is added in the chemical drug tank 1 of device, and blender 2 persistently stirs, and is guaranteed that microbial inoculum is evenly dispersed into solvent, is conducive to
Dosage is accurately controlled, and the microbial inoculum of excessive concentration is avoided to block pipeline during transportation.By pulsed bacterium of the invention
The synchronous aeration oxygenator of agent/adding of agent is placed on hull and travels to dispensing point, and aeration dispensing chassis 11 is sunk to
River bed, starting operation, PLC controller control air pump starting, and dispensing control valve is opened, the control valve 10 on aeration dispensing general pipeline 9
It opens.Air is sent into pulsing jet device 6 by air pump 7 by air inlet pipe.The gas when the air from air pump passes through Venturi tube
Stream from the coarse to fine, accelerates air velocity, forms " vacuum " area in necking section, the microbial inoculum in chemical drug tank 1 is inhaled into
In pulsing jet device 6.The flow information that PLC controller 8 is detected according to flowmeter 4, when controlling the unlatching of dispensing control valve 5
Between, and then control microbial inoculum inlet and reach and set into dose.Microbial inoculum enters aeration dispensing by aeration dispensing general pipeline 9 in company with air-flow
In chassis 11.The gentle stream of microbial inoculum is driven into river bottom mud by the aeration dispensing hole 14 on aeration dosing chassis 11, is penetrated every time
The stream time is 3~5s, and bed mud is made to be in micro suspension state, and immobilized microorganism embedding microballoon and bed mud are sufficiently mixed.PLC
Controller 8 adjusts the frequency of pulse, and the pulse spacing is 10~30s, and when being in the pulse spacing, it is temporary that PLC controller 8 controls air pump 7
It stops transport and goes, dispensing control valve 5 is closed, the closing of control valve 10 on aeration dispensing general pipeline 9, the bottom of micro suspension before next pulsing jet
Mud is able to part sedimentation.When next pulse starts, PLC controller 8 controls air pump 7 and starts, and dispensing control valve 5 is opened, and aeration is thrown
Control valve 10 on medicine general pipeline 9 is opened, and microbial inoculum and air are driven into bed mud again, and bed mud micro suspension again circuits sequentially work
Make, until a duty cycle completes, a duty cycle is 1~3min.
After injecting enough microbial inoculums and air in a dispensing is selected, the hull of apparatus for placing is moved to nextly
Point, the aeration dispensing chassis 11 for sinking to river bed move together next dispensing point in company with device by pulley 13.The hair of device
The power supply of electric system 17 using battery, diesel-driven generator, gasoline engine generator etc. any one, it is flexibly portable, be suitble to field to make
Industry.
The present invention is offerd medicine and is aerated using pulsed, after microbial inoculum/medicament and aeration squeeze into bed mud, bed mud is made to be in micro- outstanding
Floating state, microbial inoculum/medicament and bed mud are sufficiently mixed, and before next pulse, the bed mud of micro suspension is able to part sedimentation, are advantageously accounted for
Microbial inoculum/medicament injects the problem that depth is inadequate, uniformity is not good enough during adding.It is injected compared to directly to bed mud a large amount of
Microbial inoculum/medicament technology, a small amount of and multiple pulse dosing method reduces the disturbance to bed mud, avoids causing bed mud a large amount of
The phenomenon that floating, pollutant largely discharge reduces secondary pollution.
The present invention improves automatization level, favorably using PLC controller control single unit system operation, streamline operation
In guaranteeing accuracy of offeing medicine, the technical level requirement to site operation personnel is reduced, operation and maintenance is convenient for.
The present invention can be applied not only to add dissolubility microbial inoculum/medicament, and be suitble to add microbial inoculum/medicine with settleability
Agent, such as immobilized microorganism embedding microballoon, the chemical agent of particulate form.The present invention will add microbial inoculum/medicament and aeration combines,
Bed mud is aerated while microbial inoculum/medicament is injected into river bottom mud, bed mud oxidation-reduction potential is improved, improves bed mud
Oxidisability promotes bottom mud microbe metabolism and activity, is conducive to the degradation and conversion of pollutant in bed mud.In river bed, bed mud is added
After immobilized microorganism embeds microballoon and synchronous aeration, tracking and monitoring periodically is carried out to river bottom mud.Immobilized microorganism embedding
Microballoon all reaches 30~40% to the removal rate of bed mud TOC and full nitrogen, and bed mud oxidation-reduction potential improves, and is conducive to control river
Sediment pollution.
Illustrative description has been done to the present invention above, it should explanation, the case where not departing from core of the invention
Under, any simple deformation, modification or other skilled in the art can not spend the equivalent replacement of creative work equal
Fall into protection scope of the present invention.
Claims (10)
1. a kind of synchronous aeration oxygenator of pulsed microbial inoculum/adding of agent characterized by comprising chemical drug tank (1), aeration
Dispensing chassis (11), PLC controller (8), air pump (7) and pulsing jet device (6),
The chemical drug tank (1) is located at the top of the pulsing jet device (6) and relatively fixed with the pulsing jet device (6), in institute
It states and blender (2) and liquid level detection device (3) is installed in chemical drug tank (1)；The chemical drug tank (1) by the first pipeline with it is described
The liquid sucting port of pulsing jet device (6) is connected to, and flowmeter (4) and dispensing control valve (5), institute are equipped on first pipeline
The air inlet for stating pulsing jet device (6) is connected to the air pump (7), and the outlet of the pulsing jet device (6) is offerd medicine with an aeration
The Single port of general pipeline (9) is connected to, and is equipped with control valve (10) on aeration dispensing general pipeline (9), the aeration offers medicine general pipeline (9)
Another port and the aeration dispensing chassis (11) be connected to；Wherein,
It is described aeration dispensing chassis (11) include: multiple annulars aeration tube (16), multiple aeration tubes (16) for concentric ring and
The more aeration branch pipes (15) being arranged radially along the aeration tube (16) are communicated between it, in the aeration tube (16) and aeration
Multiple aeration dispensings hole (14) are provided on branch pipe (15)；In multiple aeration tubes (16) on outermost aeration tube (16)
It is circumferentially spaced to be fixed with 6~10 telescoping support legs (12) being obliquely installed, each telescoping support leg (12)
Lower end is equipped with a pulley (13), so that aeration dispensing chassis (11) can be in subaqueous glide；
The PLC controller (8) is electrically connected with air pump (7), dispensing control valve (5), blender (2) and control valve (10) respectively,
For controlling the opening and closing of corresponding air pump (7), offer medicine control valve (5), blender (2) and control valve (10)；The PLC
Controller (8) is electrically connected with flowmeter (4) and liquid level detection device (3), is successively respectively used to read liquid in the first pipeline
Level value in flow and the chemical drug tank (1).
2. the synchronous aeration oxygenator of pulsed microbial inoculum according to claim 1/adding of agent, which is characterized in that also wrap
Include: electricity generation system (17), the electricity generation system (17) are the blender (2), air pump (7), offer medicine control valve (5), PLC control
Device (8) and liquid level detection device (3) power supply.
3. the synchronous aeration oxygenator of pulsed microbial inoculum according to claim 2/adding of agent, which is characterized in that multiple
Aeration tube (16) is generally aligned in the same plane；The aperture of aeration dispensing hole (14) is 10~20mm.
4. the synchronous aeration oxygenator of pulsed microbial inoculum according to claim 3/adding of agent, which is characterized in that every two
The pitch of holes of a adjacent aeration dispensing hole (14) is 50~150mm.
5. the synchronous aeration oxygenator of pulsed microbial inoculum according to claim 4/adding of agent, which is characterized in that described
The angle of telescoping support leg (12) and horizontal plane is 45 °.
6. the synchronous aeration oxygenator of pulsed microbial inoculum according to claim 5/adding of agent, which is characterized in that each
The diameter of pulley (13) is 15~30mm.
7. the synchronous aeration oxygenator of pulsed microbial inoculum according to claim 6/adding of agent, which is characterized in that each
The bottom end of the telescoping support leg (12) is 100~300mm at a distance from plane where aeration dispensing chassis (11) bottom end.
8. the synchronous aeration oxygenator of pulsed microbial inoculum according to claim 7/adding of agent, which is characterized in that also wrap
Include: fixed ring (18), all the telescoping support leg (12) is fixedly mounted with the fixed ring (18), described telescopic for improving
Stability between supporting leg (12).
9. the synchronous aeration oxygenator of pulsed microbial inoculum according to claim 8/adding of agent, which is characterized in that multiple
The outer diameter of outermost aeration tube (16) is 1000~2000mm in aeration tube (16)；Innermost exposure in multiple aeration tubes (16)
The internal diameter of tracheae (16) is 150~300mm.
10. the synchronous aeration oxygenator of pulsed microbial inoculum according to claim 9/adding of agent, which is characterized in that described
PLC controller (8) controls the opening and closing of air pump (7), so that the pulse spacing of the pulsing jet device (6) is 10~30s, often
The time of secondary jet stream is 3~5s.
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| CN201710714415.9A CN109399880B (en) | 2017-08-18 | 2017-08-18 | Pulse type microbial inoculum/medicament feeding synchronous aeration oxygenation device |
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| CN110713267A (en) * | 2019-11-12 | 2020-01-21 | 无锡工源环境科技股份有限公司 | Automatic change little nano aeration system of control |
| CN111039419A (en) * | 2019-12-31 | 2020-04-21 | 无锡泓宝微生物科技有限公司 | Bottom-sowing bacterium device for improving pond water quality and application thereof |
| CN111533406A (en) * | 2020-05-26 | 2020-08-14 | 冯丹丹 | Injection type repair box for alcohol-containing sludge |
| CN113023876A (en) * | 2021-03-12 | 2021-06-25 | 谢家浩 | Ecological remediation microbial inoculum preparation device for improving water quality of river pond |
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