CN205398249U - Over -saturation dissolved oxygen oxygenation system - Google Patents
Over -saturation dissolved oxygen oxygenation system Download PDFInfo
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- CN205398249U CN205398249U CN201620228890.6U CN201620228890U CN205398249U CN 205398249 U CN205398249 U CN 205398249U CN 201620228890 U CN201620228890 U CN 201620228890U CN 205398249 U CN205398249 U CN 205398249U
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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 provides an over -saturation dissolved oxygen oxygenation system, it includes air compressor machine, gas holder, dissolves the gas pitcher, a plurality of micro -nano bubble generating device, with be connected a plurality of of a plurality of micro -nano bubble generating device and place in underwater side impeller and with dissolve circulating device and the automatic drain filter that the gas pitcher is connected, dissolving the gas pitcher and being connected with a plurality of micro -nano bubble generating device, a plurality of micro -nano bubble generating device connect a plurality of impeller. The utility model discloses after an over -saturation dissolved oxygen oxygenation system who demonstrates, its oxygen that carries over -saturation dissolved oxygen aquatic through micro -nano bubble generating device released into micro -nano bubble, the sewage that will carry micro -nano bubble through impeller flow back to the waters in again to the realization is handled the over -saturation dissolved oxygen oxygenation of black smelly water.
Description
Technical field
This utility model relates to water-treatment technology field, particularly relates to a kind of over-saturation dissolved oxygen aeration system.
Background technology
Along with the raising of the quickening of urbanization paces and industrialization degree, excessive domestic pollution is directly discharged and is caused body eutrophication, even results in water body blackout in river course smelly, makes water body completely lose use function, form black smelly water.Aquatile and ecosystem are not only done great damage by black and odorous water, also human habitat and health are brought very big impact.
When water body is polluted by Organic substance and reducing substances, the dissolved oxygen in water body reduces.Organism in water existence is had vital impact by Dissolved Oxygen in Water, when dissolved oxygen is lower than 2mg/L, Fish death by suffocation will be caused, dissolved oxygen (DO) wear rate more than oxygen to the speed dissolved in water body time, the content of dissolved oxygen can level off to 0, now anaerobe is bred, water body is made to worsen, so dissolved oxygen is sized to reflect water body contamination, the particularly degree of Organic Pollution, it is the important indicator of degree of water pollution, is also the aggregative indicator weighing water quality.
In pond aquaculture process, due to the characteristic that pond self is comparatively closed, causing that water body flow circulation is not smooth, in process of industrialization, environment constantly worsens in addition, and water body is contaminated, and quality problem takes place frequently, and brings many puzzlements and challenge to pond aquaculture.Conscientiously make great efforts and solve pond aquaculture quality problem, and then constantly promote economic benefit and the ecological benefits of pond aquaculture.
Adopt at present generally oxygen increasing pump or the method for mixing plant under the oxygen-increasing device of rotary motion or leaf of placing on the water surface that water body carries out oxygen supplement process, but yet suffer from the technological deficiency that oxygenation effect is bad.
In view of this, it is necessary to water oxygenation system of the prior art is improved, to solve the problems referred to above.
Utility model content
The purpose of this utility model is in that open a kind of over-saturation dissolved oxygen aeration system, and in order to realize water body, especially black smelly water carries out over-saturation dissolved oxygen oxygen supplement and processes.
For achieving the above object, this utility model provides a kind of over-saturation dissolved oxygen aeration system, including: a plurality of impellers being placed in below the water surface that air compressor machine, air accumulator, dissolving, multiple micro-nano bubble generator are connected with multiple micro-nano bubble generators and the circulating device being connected with dissolving and automatic dirt-removing filtering device, described dissolving is connected with multiple micro-nano bubble generators, and multiple micro-nano bubble generators connect a plurality of impellers.
In some embodiments, also including the oxygenerator being arranged between air accumulator and dissolving by pipeline, the preparation-obtained pure oxygen of described oxygenerator passes into dissolving after mixing with air.
In some embodiments, circulating device includes submersible sewage pump, the centrifugal pump with drainage screen or the piston pump with drainage screen.
In some embodiments, micro-nano bubble generator includes: water inlet pipe, housing, valve and actuator；Described valve includes axle portion, is placed in spool and the driven gear at two ends, axle portion；Described water inlet pipe spool accommodating with the common clamping of housing, the diapire of described spool and water inlet pipe forms gap；
Described spool offers some the first water holes being circular layout, and the roof of described housing offers some the second water holes being circular layout and axis hole, centrally disposed 3rd water hole of the diapire of described water inlet pipe, and the top of described spool is provided with depressed part,
Described actuator includes driving axle and being arranged at the driving gear driving shaft end；The axle portion of valve extended axis hole, and was engaged with driving gear by the driven gear set by axle portion end；
Described first water hole and the second water hole are realizing conducting or Guan Bi with spool rotation in gap, and described gap connect with the first water hole and the 3rd water hole, the spool water yield with control by water inlet pipe inflow housing axially pivoting relative to housing.
In some embodiments, the bottom of depressed part has taper seat, and the opening diameter of described 3rd water hole is less than the diameter of depressed part.
In some embodiments, spool forms annular boss towards the side of water inlet pipe and is arranged at the annular scrobicular ring that annular boss is peripheral, and described first water hole is circular layout on this annular scrobicular ring.
In some embodiments, the first water hole and the second water hole are arranged around axle portion uniform intervals in the form of a ring.
Compared with prior art, the beneficial effects of the utility model are: the over-saturation dissolved oxygen aeration system shown by this utility model, after oxygen entrained in over-saturation dissolved oxygen water is discharged into micro-nano bubble by micro-nano bubble generator by it, by impeller, the sewage carrying micro-nano bubble is back in waters again, to realize the over-saturation dissolved oxygen oxygen supplement of black smelly water is processed.
Accompanying drawing explanation
Fig. 1 is a kind of over-saturation dissolved oxygen aeration system of this utility model system construction drawing in embodiment one；
Fig. 2 is a kind of over-saturation dissolved oxygen aeration system of this utility model system construction drawing in embodiment two；
Fig. 3 is a kind of over-saturation dissolved oxygen aeration system of this utility model system construction drawing in embodiment three；
Fig. 4 is the axonometric chart of a kind of micro-nano bubble generator；
Fig. 5 is the side view of micro-nano bubble generator illustrated in fig. 4；
Fig. 6 is this micro-nano bubble generator sectional view of line A-A along Fig. 2；
Fig. 7 is the partial enlarged drawing at spool place in Fig. 6；
Fig. 8 is the explosive view of a kind of micro-nano bubble generator illustrated in fig. 4；
Fig. 9 is the section view installation diagram of line A-A along Fig. 2 of this micro-nano bubble generator shown in Fig. 4；
Figure 10 is the axonometric chart that a kind of micro-nano bubble generator illustrated in fig. 4 omits water inlet pipe；
Figure 11 is the first inlet opening and second inlet opening top view time fully on；
Figure 12 is the first inlet opening and second inlet opening top view time partially ON；
Figure 13 is the first inlet opening and second inlet opening top view time of completely closed.
Detailed description of the invention
Below in conjunction with each embodiment shown in the drawings, this utility model is described in detail; but it should what illustrate is; these embodiments are not limitation of the utility model; those of ordinary skill in the art, according to the equivalent transformation in these embodiment institute work energy, method or structure or replacement, belong within protection domain of the present utility model.
The each embodiment of this specification has illustrated a kind of over-saturation dissolved oxygen aeration system, it includes air compressor machine 100, air accumulator 200, dissolving 400, multiple micro-nano bubble generator 500 are connected with multiple micro-nano bubble generators 500 a plurality of impellers 600 being placed in below the water surface and the circulating device 700 being connected with dissolving 400 and automatic dirt-removing filtering device 800, described dissolving 400 is connected with multiple micro-nano bubble generators 500, and multiple micro-nano bubble generators 500 connect a plurality of impeller 600.
By the water quality that this over-saturation dissolved oxygen aeration system can make V class water correction be more than III class or III class.Oxygen saturation in III class water quality is 5mg/L.III class water quality can substantially meet growth and the breeding of aquatic products or Fish.
Concrete, a micro-nano bubble generator 500 can pass through pipeline and connect an impeller 600, certainly also a micro-nano bubble generator 500 can be passed through pipeline and connect two or more impeller 600.
In atmospheric conditions, the oxygen saturation in I class water quality is 9mg/L, and the oxygen saturation (i.e. oxygenation saturation) in this over-saturation dissolved oxygen oxygen supplement water can reach 11mg/L, oxygenation effect highly significant.
This over-saturation dissolved oxygen aeration system shown by each embodiment of this utility model can be widely applied to the artificial oxygenation of the oxygen supplement process of aquaculture and the water correction of black smelly water in water protection, city river and lake and reservoir.
Such as, in culture fishery, when the dissolved oxygen concentration in waters is lower than 2mg/L, Fish are difficult to survive；When dissolved oxygen concentration is lower than 5mg/L, Fish food-intake greatly reduces, and causes that yield declines；When dissolved oxygen concentration is in 5mg/L-8mg/L, guarantee Fish can normally be taken food and grow.Existing oxygen increasing equipment, as the dissolved oxygen concentration after roots blower, mjector, the air dissolved pump oxygen supplement to water body does not reach 6mg/L, and adopting the over-saturation dissolved oxygen aeration system shown by this utility model that water body can carry out efficient fast oxygenation process, design parameter please be joined shown in table 1 to table 3 (as detailed below).
Embodiment one:
As it is shown in figure 1, present embodiment illustrates a kind of over-saturation dissolved oxygen aeration system.Black smelly water is carried out oxygen-enriching process according to following operating procedure by this over-saturation dissolved oxygen aeration system.
Step S1 is first carried out, each lead in dissolving 400 through overcompression process air and in waters draw sewage, with prepared over-saturation dissolved oxygen water.
Then perform step S2, over-saturation dissolved oxygen water is delivered to micro-nano bubble generator 500 and by micro-nano bubble generator 500, oxygen entrained in over-saturation dissolved oxygen water is discharged into micro-nano bubble.
Finally perform step S3, by a plurality of impellers 600 being placed in below the water surface, the sewage carrying micro-nano bubble be back in waters again.
This step S1 also includes the step that the preparation-obtained pure oxygen of oxygenerator 300 will be used to pass into dissolving 400 with air after mixing." passing into the sewage drawn in waters in dissolving 400 " in step S1, particularly as follows: adopt circulating device 700 to draw sewage (such as black smelly water) in waters, is passed in dissolving 400 by pipeline via after automatic dirt-removing filtering device 800.Circulating device 700 includes submersible sewage pump, the centrifugal pump with drainage screen or the piston pump with drainage screen, and most preferably is submersible sewage pump.In step S1, the pressure setting within dissolving 400 is 0.3mpa～0.8mpa.
Air compressor machine 100 passes through pipelined storage to air accumulator 200 after drawing air in air, the outlet side of air accumulator 200 is delivered to oxygenerator 300 by pipeline and generates the pure oxygen that purity is more than 99.9%, and is delivered in dissolving 400 by pipeline and carries out pressurize storage.Circulating device 700 can be delivered in automatic dirt-removing filtering device 800 by pipeline after drawing sewage or black smelly water from river course or lake, in order to be filtered by the impurity in this automatic dirt-removing filtering device 800 sewage to drawing or black smelly water, and increase an automatic backwash device (not shown) preferably in the front end of automatic dirt-removing filtering device 800 or rear end.
When this automatic dirt-removing filtering device 800 occur blocking time, this automatic backwash device can reversely from dissolving 400 extract water back flush be blocked in the impurity in automatic dirt-removing filtering device 800.Then, passed in dissolving 400 by the sewage after filter pipeline or black smelly water, and by the certain pressure formed in dissolving 400, sewage or black smelly water are formed highdensity over-saturation dissolved oxygen water.This over-saturation dissolved oxygen water is delivered in micro-nano bubble generator 500 by pipeline and is discharged in water body by the sewage adding the bubble pressing from both sides numerous micro/nano level by being placed in water body one or more impeller 600 for 100 nanometers of micro-nano bubbles (oxygen bubbles) to 10 microns generating numerous particle size range.Owing to the diameter of bubble is very little, therefore the bubble of these micro/nano levels indwelling time in water body is just long, it is achieved the high efficiency oxygen supplement to sewage or black smelly water.
In the present embodiment, this micro-nano bubble generator 500 gas output of the micro-nano bubble discharged is up to 15m3/ hour more than, and be delivered to the time of staying in waters of the micro-nano bubble in waters up to 2 to 5 minutes by impeller 600, thus improve the oxygenation effect to waters significantly.
Concrete, in the present embodiment, this air compressor machine 100 is oil-free squelch type air compressor machine, power 1.5kw-5.5kw.The operating pressure of air accumulator 200 is 0.3MPa-0.8MPa, and air demand is 5-16.8m3/h.The technical parameter of oxygenerator 300 is as follows: oxygen purity: 90%-97% ± 1；Throughput；1-1000Nm3/h；Oxygen supply pressure 0.1-0.6MPa.Oxygenerator ratio is used or not the oxygen conversion efficiency of oxygenerator to increase by 500.The operating pressure of dissolving 400 is 0.3MPa-2MPa.
This circulating device 700 is selected from submersible sewage pump, and the technical parameter of this submersible sewage pump is: power 5kw-22kw, lift 10m-50m, flow Q=30m3-200m3, bore DN50-DN200, pressure 1-5 kilogram.Impeller 600 selects unpowered type impeller, and quantity can be 1-5.Impeller 600 connects one or more micro-nano bubble generator 500, according to river course area arrangement pitch, totally three impellers 600, impeller 600 is specially unpowered impeller, the driving path of its micro-nano bubble of Stress control that can discharge by means of micro-nano bubble generator 500.Impeller 600 is of a size of
Over-saturation dissolved oxygen aeration system shown by the present embodiment one can realize over-saturation dissolved oxygen oxygen supplement and oxidation effect in sewage or black smelly water, and the transparency of water body the ammonia nitrogen index reducing in water body can be improved, water body treating is had good regulation effect, shown in concrete correction data ginseng table 1 below.
Table 1
Please join Fig. 4 extremely this micro-nano bubble generator 500 illustrated in fig. 13.This micro-nano bubble generator 500 can complement one another use with impeller 600, and this impeller 600 is preferably without power impeller.Impeller 600 is placed in the water body needing to carry out oxygen supplement process, and micro-nano bubble generator 500 is connected with impeller 600 by pipeline, and can drive the water circulation of 20 times according to the flow of micro-nano bubble.
In the present embodiment, this micro-nano bubble generator 500, including: water inlet pipe 10, housing 30, valve 20 and actuator 40.Valve 20 includes axle portion 21, is placed in spool 23 and the driven gear 22 at two ends, axle portion 21.Water inlet pipe 10 spool 23 accommodating with the common clamping of housing 30, the diapire 13 of spool 23 and water inlet pipe 10 forms gap 104.Spool 23 offers four the first water holes 231 being circular layout, and the roof 32 of described housing 30 offers four the second water holes 321 being circular layout and axis hole 332.The lower section of the diapire 13 of water inlet pipe 10 offers a circular depression 132, and this circular depression 132 is in order to accommodating spool 23.
Centrally disposed 3rd water hole 102 of the diapire 13 of water inlet pipe 10, the top of spool 23 is provided with depressed part 232.This actuator 40 includes driving axle 42 and being arranged at the driving gear 41 driving axle 42 end.The axle portion 21 of valve 20 extended axis hole 332, and was engaged with driving gear 41 by the driven gear 22 set by axle portion 21 end.First water hole 231 and the second water hole realize conducting or Guan Bi 321 with the spool 23 rotation in gap 104, gap 104 connects with the first water hole 231 and the 3rd water hole 102, and spool 23 is axially pivoting relative to housing 30 to control to be flowed into the water yield of housing 30 by water inlet pipe 10.
The sidepiece of this housing 30 forms a boss 313, axle 42 is driven to be extended in housing 30 by the outside of housing 30 by this boss 313, and with the internal face of housing 30 mates the support 315 arranged with this boss 313, drive the end of axle 42 to extend in support 315, and axial rotation can be realized.
Concrete, the inwall of this boss 313 is additionally provided with a circle sealing ring 3131, in order to prevent the water in housing 30 from from boss 313 and driving leakage the gap between axle 42.This driving gear 41 is preferably angular wheel, and this driven gear 22 is preferably angular wheel.The gear ratio of driving gear 41 and driven gear 22 most preferably is the gear ratio of 1:1 and configures.When rotating driveshaft 42, driving gear 41 can be passed through and drive driven gear 22 to rotate, thus band movable valve plug 23 realizes axial rotation in circular depression 132.
Shown in ginseng Figure 10 to Figure 13, in the present embodiment, along with the spool 23 active in circular depression 132, four the first water holes 231 and four the second water holes 321 can realize fully on (shown in ginseng Figure 11), also partially ON (shown in ginseng Figure 12) can be realized, it is possible to realize of completely closed (shown in ginseng Figure 13).
In the present embodiment, this driving axle 42 can one handle (not shown) of external connection, with this driving axle 42 of hand rotation, thus realizing the rotation to spool 23, to adjust the opening amplitude between four the first water holes 231 and four the second water holes 321.This first water hole 231 and the second water hole 321 are arranged around axle portion 21 uniform intervals in the form of a ring.
When the first water hole 231 is identical with the shape of the second water hole 321 and aperture area, both opening shapes can be circular, can for the elliptical ring shape shown in this specification accompanying drawing, it is of course possible to for square or trapezoidal.When the first water hole 231 and the second water hole 321 are completely superposed, the water yield flowing through this micro-nano bubble generator 500 is maximum, and the micro-nano number of bubbles formed is also more many, is applicable in the water body of severe depletion of oxygen.
The water yield when the first water hole 231 and the second water hole 321 are completely superposed relative to both when partially overlapping is less, and the quantity of the micro-nano bubble generated is also less, is therefore applicable in the water body of malhypoxia.By the water yield and micro-nano number of bubbles can the structure of Automatic adjusument, improve this micro-nano bubble generator 500 to the degree of oxygen deficiency different water body adaptability when realizing oxygen supplement and processing.
Concrete, in the present embodiment, this water inlet pipe 10 is made up of the diapire 13 of flange 11, water inlet pipe barrel 12 and water inlet pipe, and this water inlet pipe barrel 12 is cylindrically.Carry oxygen and there is dissolved air water (calling " over-saturation dissolved oxygen water " in the following text) direction of arrow 1 along Fig. 4 of certain pressure enter in the formed cavity 101 of water inlet pipe 10.Center (that is center of circle) place of the diapire 13 of water inlet pipe arranges the 3rd water hole 102.
When over-saturation dissolved oxygen water is by three water holes 102, over-saturation dissolved oxygen water is because of the 3rd water hole 102 section sudden contraction, and the pressure energy of over-saturation dissolved oxygen water is converted into the kinetic energy of edema caused by disorder of QI.Over-saturation dissolved oxygen water next moves in depressed part 232 and realizes over-saturation dissolved oxygen water and the shock of depressed part 232 is formed eddy current, makes the pressure of over-saturation dissolved oxygen water continue release, and transfers the kinetic energy of edema caused by disorder of QI to.The kinetic energy of bubble absorption edema caused by disorder of QI being now mixed in over-saturation dissolved oxygen water, thus forming microbubble.Over-saturation dissolved oxygen water is radially outward spread along gap 104 and is flowed in housing 30 by the first water hole 231 and the second water hole 321.
Concrete, in the present embodiment, this gap 104 thickness in the vertical direction is only 0.5mm.Due to the flow direction generation acute variation of over-saturation dissolved oxygen water, section shrinkage, and exacerbating the turbulent flow of over-saturation dissolved oxygen water, and parital vacuum occur, air molecule is almost all discharged.
Shown in ginseng Fig. 7, Fig. 8, Fig. 9 and Figure 10, in the present embodiment, this spool 23 forms annular boss 233 towards the side of water inlet pipe 10 and is arranged at the annular scrobicular ring 234 of annular boss 233 periphery, and described first water hole 231 is circular layout on this annular scrobicular ring 234.This gap 104 has the diapire 13 of this annular boss 233 and water inlet pipe to be collectively forming.Over-saturation dissolved oxygen water flows from gap 104 to annular scrobicular ring 234.Now, in over-saturation dissolved oxygen water, the pressure energy of 95% all has turned to the kinetic energy of edema caused by disorder of QI, thus defining 100 nanometers of micro-nano bubbles to 10 microns, and via housing 30 and outlet pipe 50, the water adding assorted micro-nano bubble is delivered in impeller 600, and pass through impeller 600 by the formation jet in the water body needing to carry out oxygen supplement process of the water containing micro-nano bubble, thereby through bubble micro-nano in the jet that impeller 600 is formed, water body is carried out over-saturation dissolved oxygen oxygen supplement and process.
Concrete, 51,45 degree of bend loss 52 of flange, straight length 53 and flange 54 that outlet pipe 50 includes being connected with housing 30 form.Wherein, flange 54 can be connected with the pipeline being connected to impeller.It is mingled with the water of many micro-nano bubbles and flows out this outlet pipe 50 along the direction of arrow 2.
In order to improve over-saturation dissolved oxygen water in the impact effects in depressed part 232, in the present embodiment, the bottom of this depressed part 232 has taper seat 2321, and the opening diameter of the 3rd water hole 102 is less than the diameter of depressed part 232.The sidepiece of the 3rd water hole 102 forms a cone torus 1021, concrete, and the tapering of this cone torus 1021 is 1:1.
Form the water of micro-nano bubble by after the hollow cavity 301 within housing 30,51,45 degree of bend loss 52 of flange, straight length 53 and flange 54 can be passed sequentially through, complement one another uses thereby through pipeline (not shown) and impeller 600, realize carrying and finally realizing over-saturation dissolved oxygen oxygen supplement with the bubble that the particle diameter by enormous amount is small in water body.
Embodiment two:
As in figure 2 it is shown, present embodiment illustrates the second detailed description of the invention of a kind of over-saturation dissolved oxygen aeration system of this utility model.
The present embodiment differs primarily in that with embodiment one, in the present embodiment, eliminates the step that the preparation-obtained pure oxygen of oxygenerator 300 will be used to pass into dissolving 400.
Concrete, in the present embodiment, gas storage fill 200 either directly through pipeline by the air (non-pure oxygen gas) after compression by dissolving 400 and with the water purification of conveying from water supply pipe, with prepared over-saturation dissolved oxygen water.Generate over-saturation dissolved oxygen water under certain pressure conditions, then pass through pipeline to be delivered in micro-nano bubble generator 500 and generate the air bubble that numerous diameter is 100 nanometers to 10 microns, finally by one or more impeller 600 being connected with micro-nano bubble generator 500, the air bubble of micro/nano level being discharged in water body, processing thus playing the oxygen supplement to sewage or black smelly water.
Over-saturation dissolved oxygen aeration system shown by the present embodiment two can realize over-saturation dissolved oxygen oxygen supplement and oxidation effect in sewage or black smelly water, and the transparency of water body the ammonia nitrogen index reducing in water body can be improved, water body treating is had good regulation effect, shown in concrete correction data ginseng table 2 below.
Table 2
Other concrete technical schemes in the present embodiment please be joined described in embodiment one, does not repeat them here.
Embodiment three:
Present embodiment illustrates the third detailed description of the invention of a kind of over-saturation dissolved oxygen aeration system of this utility model.
Differring primarily in that of the present embodiment and embodiment one and embodiment two, in the present embodiment, in step sl, at least each lead in dissolving 400 through overcompression process air and in waters draw sewage and from the water purification in water supply pipe, with prepared over-saturation dissolved oxygen water.
Air accumulator 200 passes into compression air simultaneously in oxygenerator 300, and in dissolving 400, pass into compression air by bypass duct, it is achieved thereby that pass into oxygen and the air of pure oxygen in dissolving 400 simultaneously, to generate over-saturation dissolved oxygen water in dissolving 400.Finally, by one or more impeller 600 being connected with micro-nano bubble generator 500, air bubble and the oxygen bubble of micro/nano level being discharged in water body, processing thus playing the oxygen supplement to sewage or black smelly water.
Over-saturation dissolved oxygen aeration system shown by the present embodiment three can realize over-saturation dissolved oxygen oxygen supplement and oxidation effect in sewage or black smelly water, and the transparency of water body the ammonia nitrogen index reducing in water body can be improved, water body treating is had good regulation effect, shown in concrete correction data ginseng table 3 below.
Table 3
Other concrete technical schemes in the present embodiment please be joined described in embodiment one and embodiment two, does not repeat them here.
The a series of detailed description of those listed above is only for illustrating of feasibility embodiment of the present utility model; they are also not used to limit protection domain of the present utility model, all should be included within protection domain of the present utility model without departing from this utility model skill equivalent implementations of making of spirit or change.
In addition, it is to be understood that, although this specification is been described by according to embodiment, but not each embodiment only comprises an independent technical scheme, this narrating mode of description is only for clarity sake, description should be made as a whole by those skilled in the art, and the technical scheme in each embodiment through appropriately combined, can also form other embodiments that it will be appreciated by those skilled in the art that.
Claims (7)
1. an over-saturation dissolved oxygen aeration system, it is characterised in that including:
A plurality of impellers (600) being placed in below the water surface that air compressor machine (100), air accumulator (200), dissolving (400), multiple micro-nano bubble generator (500) are connected with multiple micro-nano bubble generators (500) and the circulating device (700) being connected with dissolving (400) and automatic dirt-removing filtering device (800), described dissolving (400) is connected with multiple micro-nano bubble generators (500), and multiple micro-nano bubble generators (500) connect a plurality of impeller (600).
2. over-saturation dissolved oxygen aeration system according to claim 1, it is characterized in that, also including the oxygenerator (300) being arranged between air accumulator (200) and dissolving (400) by pipeline, described oxygenerator (300) preparation-obtained pure oxygen passes into dissolving (400) with air after mixing.
3. over-saturation dissolved oxygen aeration system according to claim 1, it is characterised in that described circulating device (700) includes submersible sewage pump, the centrifugal pump with drainage screen or the piston pump with drainage screen.
4. over-saturation dissolved oxygen aeration system according to claim 1, it is characterized in that, described micro-nano bubble generator (500) including: water inlet pipe (10), housing (30), valve (20) and actuator (40)；Described valve (20) includes axle portion (21), is placed in spool (23) and the driven gear (22) at axle portion (21) two ends；Described water inlet pipe (10) and housing (30) the accommodating spool (23) of common clamping, the diapire (13) of described spool (23) and water inlet pipe (10) forms gap (104)；
Described spool (23) offers some the first water holes (231) being circular layout, the roof (32) of described housing (30) offers some the second water holes (321) being circular layout and axis hole (332), centrally disposed 3rd water hole (102) of the diapire (13) of described water inlet pipe (10), the top of described spool (23) is provided with depressed part (232)
Described actuator (40) includes driving axle (42) and being arranged at the driving gear (41) driving axle (42) end；The axle portion (21) of valve (20) extended axis hole (332), and was engaged with driving gear (41) by the driven gear (22) set by axle portion (21) end；
Described first water hole (231) and the second water hole (321) are realizing conducting or Guan Bi with the spool (23) rotation in gap (104), described gap (104) connects with the first water hole (231) and the 3rd water hole (102), and spool (23) is axially pivoting relative to housing (30) to control to be flowed into the water yield of housing (30) by water inlet pipe (10).
5. over-saturation dissolved oxygen aeration system according to claim 4, it is characterized in that, the bottom of described depressed part (232) has taper seat (2321), and the opening diameter of described 3rd water hole (102) is less than the diameter of depressed part (232).
6. the over-saturation dissolved oxygen aeration system according to claim 4 or 5, it is characterized in that, described spool (23) forms annular boss (233) towards the side of water inlet pipe (10) and is arranged at the annular scrobicular ring (234) that annular boss (233) is peripheral, and described first water hole (231) is circular layout on this annular scrobicular ring (234).
7. over-saturation dissolved oxygen aeration system according to claim 6, it is characterised in that described first water hole (231) is arranged around axle portion (21) uniform intervals in the form of a ring with the second water hole (321).
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105621643A (en) * | 2016-03-23 | 2016-06-01 | 无锡德林海藻水分离技术发展有限公司 | Water supersaturated dissolved oxygen aeration method and dissolved oxygen aeration method |
| CN106007268A (en) * | 2016-08-02 | 2016-10-12 | 中冶华天工程技术有限公司 | Method for efficient treatment of black and odorous water body and river black and odorous water body |
| CN108275790A (en) * | 2017-01-05 | 2018-07-13 | 苏州博路环保科技有限公司 | The micro-nano bubble aerator of pure oxygen |
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2016
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| CN105621643A (en) * | 2016-03-23 | 2016-06-01 | 无锡德林海藻水分离技术发展有限公司 | Water supersaturated dissolved oxygen aeration method and dissolved oxygen aeration method |
| CN105621643B (en) * | 2016-03-23 | 2018-11-13 | 无锡德林海环保科技股份有限公司 | A kind of water body over-saturation dissolved oxygen oxygenation method and over-saturation dissolved oxygen aeration system |
| CN106007268A (en) * | 2016-08-02 | 2016-10-12 | 中冶华天工程技术有限公司 | Method for efficient treatment of black and odorous water body and river black and odorous water body |
| CN108275790A (en) * | 2017-01-05 | 2018-07-13 | 苏州博路环保科技有限公司 | The micro-nano bubble aerator of pure oxygen |
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