CN203593659U - Aerator - Google Patents
Aerator Download PDFInfo
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- CN203593659U CN203593659U CN201320731726.3U CN201320731726U CN203593659U CN 203593659 U CN203593659 U CN 203593659U CN 201320731726 U CN201320731726 U CN 201320731726U CN 203593659 U CN203593659 U CN 203593659U
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- air inlet
- aerator
- vibration diaphragm
- cutting
- sealing
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- 238000005276 aerator Methods 0.000 title claims abstract description 90
- 238000007789 sealing Methods 0.000 claims abstract description 33
- 238000009792 diffusion process Methods 0.000 claims description 34
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 22
- 239000011148 porous material Substances 0.000 claims description 15
- 238000009434 installation Methods 0.000 claims description 8
- 230000036346 tooth eruption Effects 0.000 claims description 5
- 239000013536 elastomeric material Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 29
- 238000000034 method Methods 0.000 abstract description 14
- 239000000463 material Substances 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 37
- 230000000694 effects Effects 0.000 description 15
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 11
- 239000001301 oxygen Substances 0.000 description 11
- 229910052760 oxygen Inorganic materials 0.000 description 11
- 239000010865 sewage Substances 0.000 description 11
- 230000005484 gravity Effects 0.000 description 7
- 244000005700 microbiome Species 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000005273 aeration Methods 0.000 description 3
- 238000004090 dissolution Methods 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005202 decontamination Methods 0.000 description 2
- 230000003588 decontaminative effect Effects 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 208000002925 dental caries Diseases 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Images
Classifications
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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
Landscapes
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Abstract
The utility model provides an aerator, belongs to the technical field of water treatment, and aims to solve the problem that the operation of the conventional aerator is unstable because foreign matters enter a pipeline easily. The aerator comprises a mounting base body, wherein an air inlet cavity is formed in the middle of the mounting base body; an air inlet is formed in the bottom of the air inlet cavity; an air outlet is formed in the top of the air inlet cavity; a cutting component is arranged above the air inlet cavity; a vibration diaphragm made of a rubber material is arranged at the air outlet; the vibration diaphragm comprises a flake-like positioning part and a sealing part arranged obliquely; a support frame matched with the lower surface of the vibration diaphragm in shape is fixedly connected to the air outlet; the vibration diaphragm leans against the upper surface of the support frame in a sticking manner; air exhaust through holes communicated with the air inlet cavity are formed in the support frame and in positions below the sealing part of the vibration diaphragm; the positioning part of the vibration diaphragm is fixedly connected onto the support frame. According to the aerator, since the vibration diaphragm is arranged at the air outlet, mud water is prevented from entering an air inlet pipeline. Therefore, the aerator can be relatively stable in running process.
Description
Technical field
The utility model belongs to water-treatment technology field, relates to a kind of aerator.
Background technology
In aerobic sewage treatment process, utilize microorganism to decompose the organic pollutant in water body, to reach the purification object of water quality.And the biochemical activity of microorganism must have oxygen source, the effect of aerator is exactly the air that gas blower is carried through intake ducting, in water body, spreads to provide microorganism needed oxygen source.Bubble in the time contacting with water body by the oxygen dissolution in bubble in water.The contact surface of bubble and water body is the place that oxygen transfer function occurs.The bubble that the tolerance diffusion of unit volume produces is more, and the contact surface of gas and liquid is just larger, and the efficiency that oxygen transmits is also just higher.
At present both at home and abroad micro-hole aerator is all the technology that adopts micro-pore diffusion process, and air can produce tiny bubble through micro-pore when discharging in water body.But there is following problem in this micro-pore diffusion process: 1, resistance of exhaust loss is large; 2, hole easily stops up; 3, there is strict dust removal and filtration requirement to entering the source of the gas of aerating system; 4, the wearing quality of aerator and reliability are not high.
Along with the appearance of power diffusion vortex mixing aerator, by eddy flow, stop, the effect such as collision, make the bubble with sizable floating power obtain sufficient fragmentation, thereby realize the macropore exhaust of aerator, the effect of rill operation, has been completely free of micro-pore and just can have produced the concept of rill.Adopt macropore exhaust mode to form bubble through eddy diffusion effect, make power diffusion vortex mixing aerator have advantages of that resistance of exhaust loss is little, be difficult for stopping up, efficiency is high, maintenance free, free of replacement.
For example Chinese utility model patent specification sheets (application number: 03259634.0; Granted publication number: CN 2626991Y) a kind of rotary cutting aerator disclosed, comprise reaction hood, inlet pipe, adopt on joint bolt and be installed into tracheae, bearing is arranged in inlet pipe, rotary blade blade is installed on bearing, support platform is arranged on bearing, and mixing wastewater with air reactor is installed in support platform, and reaction hood is arranged on mixing wastewater with air reactor.
But by a large amount of engineering operation practices, the more problems that the non-return effect of this aerator comes out, in particular in intermittence activated sludge tank time, mud is suspended in water always, enters muddy water in intake ducting a lot, therefore from rotary blade blade, long-play can cause overall aeration inhomogeneous, even can cause intake ducting shutoff, aerator fluctuation of service, has affected the operating performance of aerator.
Summary of the invention
The purpose of this utility model is to have the problems referred to above for existing technology, has proposed the comparatively stable aerator of a kind of operation.
The purpose of this utility model can realize by following technical proposal: a kind of aerator, comprise installation pedestal, described installation pedestal middle part has air inlet cavity, described air inlet cavity bottom has inlet mouth, described air inlet cavity top has air outlet, described air inlet cavity top is provided with for by from air outlet, bubble out cuts into the cutting assembly of tiny bubble, it is characterized in that, described air outlet place is provided with the vibration diaphragm of being made up of elastomeric material, described vibration diaphragm comprises location division in the form of sheets and the sealing along the outside downward-sloping extension in edge of location division, described air outlet place is fixed with the bracing frame matching with described vibration diaphragm underside shape, described vibration diaphragm abuts in the upper surface of bracing frame, on described bracing frame, be positioned at vibration diaphragm sealing below place and there is the exhaust hole that is communicated with air inlet cavity, the location division of described vibration diaphragm is connected on bracing frame.
The specific form that the location division of vibration diaphragm is connected on bracing frame is that the base abuts of cutting assembly is positioned on bracing frame on the location division of vibration diaphragm and by vibration diaphragm.As another kind of scheme, the location division of vibration diaphragm is fixed on bracing frame by glue.
Select the material of rubber as vibration diaphragm, make the elasticity of vibration diaphragm better, meanwhile, also make the better tightness of vibration diaphragm to air outlet.When the sealing of vibration diaphragm is subject to after airflow function distortion, vibration diaphragm can be good at recovering its original shape, and its structure is comparatively stable.
In the time of operation, even if mud falls on vibration diaphragm, the vibration diaphragm vibration force of sealing arranging that tilts also can shake off mud, thus the vibration diaphragm place that makes this aerator all the time in compared with clean state, thereby improved the stability of this aeration in operational process.
Due to the restriction of bracing frame, thereby vibration diaphragm can excessive deformation affect the sealing property of vibration diaphragm.The setting of bracing frame, has improved the structural stability of this aerator.
When use, intake ducting is inserted on inlet mouth.Gas flow to air inlet cavity by intake ducting.Because vibration diaphragm is by the top shutoff of air inlet cavity, when air inlet cavity internal gas pressure is very little, gas cannot flow out from air outlet.In the time that air inlet cavity internal gas pressure reaches certain numerical value, gas is washed the shutoff of vibration diaphragm sealing open, the distortion of vibration diaphragm sealing, and the sealing of vibration diaphragm departs from the exhaust hole of bracing frame, and gas flows out from exhaust hole.After this, the sealing of vibration diaphragm is due to its recovery of elasticity original shape, and by exhaust hole again shutoff.When air pressure after the air-flow accumulation in air inlet cavity increases again, gas is washed the sealing of vibration diaphragm again open.Like this, in aerator operational process, vibration diaphragm is always in vibrational state.And the vibration diaphragm in vibrational state is constantly cut apart air-flow out from exhaust hole.
Gas forms bubble after flowing out in water.Bubble is because buoyancy rises.In the time that gas process is arranged on the cutting assembly of air inlet cavity top, gas is cut into tiny bubble.Oxygen dissolution in these bubbles is in water, for the microorganism treating sewage in water is carried oxygen environment.
In the process of this aerator of use, due to the setting of vibration diaphragm, muddy water can not enter air inlet cavity from air inlet/outlet, more can not enter in intake ducting.Therefore, the problem that this aerator is not prone to muddy water and enters intake ducting in operational process, makes aerator long-play also comparatively stable.
In above-mentioned aerator, in described air inlet cavity, be vertically provided with air inlet pipe, described inlet mouth is positioned at air inlet pipe lower end, in described air inlet pipe, is provided with check ball, and described air inlet pipe sidewall offers at least one vertical bar shaped pore.In the time thering is enough air pressure in intake ducting, gas push check ball, check ball is open and leaves the inlet mouth place of air inlet pipe, and gas enters air inlet cavity.In the time that source of the gas stops air feed, due to the action of gravity of check ball, check ball is reset to the inlet mouth place of air inlet pipe again, and by inlet mouth shutoff.In the time that aerator is out of service, due to the setting of check ball, muddy water is difficult for entering in intake ducting.Therefore, air inlet pipe and check ball are set, have improved the stability of this aerator.In actual sewage treatment project, on same intake ducting, connect multiple aerators.In the time that check ball climb is larger, just there is more gas to flow out from bar shaped pore; Contrary, when check ball climb hour, just have less gas to flow out from bar shaped pore.Due to the gravity of check ball, check ball can form resistance in air inlet pipe, thereby makes the gas in each aerator distribute comparatively even.The harmony of each position aerator decontamination effect improving in sewage lagoon when such structure has improved sewage disposal.
In above-mentioned aerator, the diameter of described check ball is less 0.1 millimeter to 2 millimeters than the internal diameter of air inlet pipe.Gap between check ball and air inlet pipe is less, charge air flow is less from flowing out between check ball and air inlet pipe wall, the resistance that check ball is formed charge air flow is comparatively obvious, thereby it is comparatively even to make charge air flow enter the flow of each aerator, makes the overall operation of aerator system comparatively stable.
In above-mentioned aerator, described inlet mouth place is provided with the sealing-ring with the coaxial setting of air inlet pipe, and described sealing-ring upper side has the arc surface matching with check ball shape.In the time that charge air flow is closed, check ball falls to sealing-ring place under the effect of gravity, and because arc surface and the check ball shape of sealing-ring upside match, therefore, the sealing effectiveness forming between check ball and sealing-ring is better.
In above-mentioned aerator, described air inlet pipe lower end inwall has annular recesses, and described sealing-ring is arranged in annular recesses.Sealing-ring is buckled in annular recesses, and sealing-ring is comparatively firmly connected in air inlet pipe.Like this, sealing-ring difficult drop-off, makes the structure of this aerator comparatively tight, also comparatively stable when work.
In above-mentioned aerator, this aerator also comprises the union lever of vertical setting, and described union lever lower end is connected in bracing frame middle part, and the location division of described vibration diaphragm, cutting assembly are all sheathed and be fixed on union lever.Union lever is set, make this aerator when assembling more for convenience.In addition, vibration diaphragm and cutting assembly on same axis, from vibration diaphragm surrounding effluent air all cut assembly cut into tiny bubble, thereby make in this aerator the cutting effect of cutting assembly better.
In above-mentioned aerator, the rounded sheet in the location division of described vibration diaphragm and being horizontally disposed with, described sealing is cone surface shape.
In above-mentioned aerator, described installation pedestal upper surface has several cutting posts circumferentially evenly vertically distributing centered by vibration diaphragm, described cutting post is all positioned at the outside of vibration diaphragm, described cutting post is triangular prism shaped, and on each cutting post the point of close vibration diaphragm be positioned at this cutting post wherein on an incline.From air outlet, bubble is out upwards to external diffusion, and what first bubble touched is the incline of cutting post, and therefore, the cut post cutting of bubble is less bubble, and these less bubbles continue upwards diffusion.
In above-mentioned aerator, described cutting assembly comprises the cutting disc that some diameters differ, the equal level of described cutting disc and coaxially setting, on the circumference of each described cutting disc, be evenly distributed with cutting teeth, described cutting disc is arranged in order from small to large according to diameter, and the cutting disc of diameter minimum is positioned at below.From air outlet, bubble out passes through these cutting discs successively.Because bubble moves up always, after bubble is by the cutting disc cutting of below, bubble continues to rise, these cutting discs cut bubble successively, the larger bubble of script is cut into more tiny bubble, thereby make the oxygen in bubble can comparatively be easy to be dissolved in water, improve the efficiency of sewage disposal.
In above-mentioned aerator, described cutting assembly comprises the diffusion shell that is down umbrella shape, and described diffusion shell lower surface is evenly distributed with some pawls.Diffusion shell be shaped as down umbrella shape, therefore, bubble rises along the lower surface of diffusion shell.Due to the pawl of diffusion shell lower surface, bubble is cut into more tiny bubble.
In above-mentioned aerator, the quantity of the exhaust hole on described bracing frame is four and is uniformly distributed in below the sealing of vibration diaphragm.Exhaust hole is evenly set, makes air-flow from flow out air outlet, can be uniformly by the sealing of vibration diaphragm, thus make vibration diaphragm sealing stressed comparatively even.
In above-mentioned aerator, each described cutting disc middle part all has some through holes.
In above-mentioned aerator, the middle part of described diffusion shell has some through holes.
In above-mentioned aerator, on the outer edge of described sealing, there is the outwardly portion that reclines that is annular, the described portion of reclining abuts in installs on pedestal.The portion that reclines is set in vibration diaphragm lower end, makes vibration diaphragm be coated whole bracing frame, and contact area between vibration diaphragm and installation pedestal is larger, vibration diaphragm can be comparatively stable by air outlet shutoff, improves the stability of this aerator.
Compared with prior art, this aerator has the following advantages:
1, be provided with vibration diaphragm at air outlet place, prevent that muddy water from entering intake ducting, make this aerator comparatively stable in operational process;
2, the seal portion angled setting of vibration diaphragm, vibration diaphragm, in vibration processes, can shake off the muddy water falling thereon, makes the operation of this aerator more stable;
3, inlet mouth place arranges the sealing-ring matching with check ball shape, makes the non-return effect of check ball more obvious;
4, offer at least one bar shaped pore at air inlet pipe place, make check ball play the effect of the each aerator airshed of uniformly distributing, make the operation of aerator system comparatively stable.
Accompanying drawing explanation
Fig. 1 is the Facad structure schematic diagram of this aerator;
Fig. 2 makes to install in this aerator the vertical view of pedestal;
Fig. 3 makes the perspective view of vibration diaphragm in this aerator;
Fig. 4 is the blast structural representation of air inlet pipe and sealing member in this aerator;
Fig. 5 is the vertical view of cutting disc in this aerator.
In figure, 1, install pedestal; 1a, air inlet cavity; 1b, inlet mouth; 1c, air outlet; 2, cutting assembly; 2a, cutting disc; 2a1, cutting teeth; 2b, diffusion shell; 2b1, pawl; 3, vibration diaphragm; 3a, portion reclines; 3b, location division; 3c, sealing; 4, bracing frame; 4a, exhaust hole; 5, air inlet pipe; 5a, bar shaped pore; 5b, annular recesses; 6, check ball; 7, sealing-ring; 7a, arc surface; 8, cutting post; 9, union lever; 10, nut.
Embodiment
Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As shown in Figure 1, this aerator, comprises pedestal 1 is installed, and pedestal 1 middle part is installed and has air inlet cavity 1a, and air inlet cavity 1a upper end has air outlet 1c, and air inlet cavity 1a lower end has inlet mouth 1b.
As shown in Figure 1 and Figure 4, in air inlet cavity 1a, be vertically provided with air inlet pipe 5, inlet mouth 1b is positioned at air inlet pipe 5 lower ends, is provided with check ball 6 in air inlet pipe 5.The upper end shutoff of air inlet pipe 5.Inlet mouth 1b and air outlet 1c in air inlet pipe 5, air inlet cavity other parts seal mutually with the external world.In the time thering is enough air pressure in intake ducting, gas push check ball 6, check ball 6 is pushed the inlet mouth 1b place of leaving air inlet pipe 5, and gas enters air inlet cavity 1a.In the time that source of the gas stops air feed, due to the action of gravity of check ball 6, check ball 6 is reset to the inlet mouth 1b place of air inlet pipe 5 again, and check ball 6 is by inlet mouth 1b shutoff.In the time that aerator is out of service, due to the setting of check ball 6, muddy water is difficult for entering in intake ducting.Therefore, air inlet pipe 5 and check ball 6 are set, have improved the stability of this aerator.
The diameter of check ball 6 is less 1 millimeter than the internal diameter of air inlet pipe 5.Under the effect of charge air flow and gravity, check ball 6 can move up and down comparatively freely in air inlet pipe 5.Gap between check ball 6 and air inlet pipe 5 is less, and charge air flow is less from flowing out between check ball 6 and air inlet pipe 5 walls, and the resistance that check ball 6 is formed charge air flow is comparatively obvious, thereby it is comparatively even to make charge air flow enter the flow of each aerator.
As shown in Figure 1 and Figure 4, inlet mouth 1b place is provided with the sealing-ring 7 with the coaxial setting of air inlet pipe 5, and air inlet pipe 5 lower end inwalls have annular recesses 5b, and sealing-ring 7 is arranged in annular recesses 5b.Sealing-ring 7 upper sides have the arc surface 7a matching with check ball 6 shapes.Sealing-ring 7 is buckled in annular recesses 5b, and sealing-ring 7 is comparatively firmly connected in air inlet pipe 5.Like this, sealing-ring 7 difficult drop-offs, make the structure of this aerator comparatively tight, work also comparatively stable.In the time that charge air flow is closed, check ball 6 falls to sealing-ring 7 places under the effect of gravity, and because arc surface 7a and check ball 6 shapes of sealing-ring 7 upsides match, therefore, the sealing effectiveness forming between check ball 6 and sealing-ring 7 is better.
As depicted in figs. 1 and 2,1c place, air outlet has bracing frame 4, and bracing frame 4 is connected in to be installed on pedestal 1.Bracing frame 4 upsides are provided with vibration diaphragm 3, and the material of vibration diaphragm 3 is rubber, and vibration diaphragm 3 comprises the location division 3b of rounded sheet and the sealing 3c along the location division outside downward-sloping extension in 3b edge.Sealing 3c is cone surface shape, and in other words, the shape of sealing 3c is the side shape of round platform.Thereby the bottom of cutting assembly 2 abuts against, the location division 3b of vibration diaphragm 3 is upper is positioned on bracing frame 4 the location division 3b of vibration diaphragm 3.
The underside shape of the upper surface of bracing frame 4 and vibration diaphragm 3 matches, vibration diaphragm 3 abuts in bracing frame 4 upsides, on bracing frame 4, have four be communicated with air inlet cavitys 1a's and centered by the axis of vibration diaphragm 3, be circumferentially evenly distributed on the exhaust hole 4a on bracing frame 4.Exhaust hole 4a is all positioned at the sealing 3c below of vibration diaphragm 3.Under the acting in conjunction of cutting assembly 2 and bracing frame 4, vibration diaphragm 3 is firmly located, and due to the restriction of bracing frame 4, thereby vibration diaphragm 3 can excessive deformation affect the sealing property of vibration diaphragm 3 yet.The setting of bracing frame 4, has improved the structural stability of this aerator.
After the air-flow of air outlet 1c flows out, under the impellent of air-flow, vibration diaphragm 3 is out of shape, and air-flow flows out from the exhaust hole 4a of bracing frame 4.Due to vibration diaphragm, 3 sealing 3c are obliquely installed, and in the time of operation, even if mud falls on vibration diaphragm 3, the vibration force of vibration diaphragm 3 also can shake off mud.Vibration diaphragm 3 places that make this aerator are all the time in compared with clean state, thereby have improved the stability of this aeration in operational process.
As shown in figures 1 and 3, have the outwardly 3a of the portion that reclines that is annular on the outer edge of sealing 3c, the portion 3a of reclining abuts in and installs on pedestal 1.In vibration diaphragm 3 lower ends, the 3a of portion that reclines is set, makes vibration diaphragm 3 and that contact area between pedestal 1 is installed is larger, the coated whole bracing frame 4 of vibration diaphragm 3, vibration diaphragm 3 can be comparatively stable by air outlet 1c shutoff, the stability when improving this aerator and moving.
Gas forms bubble after flowing out in water.Bubble is because buoyancy rises.In the time that gas process is arranged on the cutting assembly 2 of air inlet cavity 1a top, gas is cut into tiny bubble.Oxygen dissolution in these bubbles is in water, for the microorganism treating sewage in water is carried oxygen environment.
Using in the process of this aerator, due to the setting of vibration diaphragm 3, muddy water can not enter air inlet cavity 1a from air inlet cavity 1a top, more can not enter in intake ducting.The problem that this aerator is not prone to muddy water and enters intake ducting in operational process, therefore, this aerator long-play is all comparatively stable.
As depicted in figs. 1 and 2, pedestal 1 upper surface is installed is had eight cutting posts 8 that circumferentially distribute centered by the axis of vibration diaphragm 3, cutting post 8 is triangular prism shaped, and the point of the most close vibration diaphragm 3 is positioned at cutting post 8 wherein on an incline on cutting post 8.From the 1c of air outlet, bubble is out upwards to external diffusion, and what first bubble touched is the incline of cutting post 8, and therefore, the cut post 8 of bubble cuts less bubble, and these bubbles continue upwards to external diffusion.
As shown in Figure 1 and Figure 5, cutting assembly 2 comprises the cutting disc 2a that two diameters differ, the location division 3b of cutting disc 2a and vibration diaphragm 3 coaxially arranges, on the circumferential edge edge of cutting disc 2a, be evenly distributed with cutting teeth 2a1, the cutting disc 2a of diameter minimum is positioned at the below of the cutting disc 2a that diameter is larger.The diameter of two cutting disc 2a is all greater than the circular diameter that cutting 8 posts form, and cutting post 8 is all positioned at two cutting disc 2a downsides.The upside of two cutting disc 2a is provided with diffusion shell 2b, and diffusion shell 2b is down umbrella shape, and diffusion shell 2b lower surface is evenly distributed with the pawl 2b1 of some downward settings.Because bubble moves up always, after bubble is by the cutting disc 2a cutting of below, bubble continues to rise, and two cutting disc 2a cut bubble successively, and larger bubble is originally cut into tiny bubble.Diffusion shell 2b is shaped as down umbrella shape, and therefore, bubble rises along the lower surface of diffusion shell 2b.Due to the pawl 2b1 of diffusion shell 2b lower surface, bubble is cut into more tiny bubble, thereby makes the oxygen in bubble can comparatively be easy to be dissolved in water, improves the efficiency of sewage disposal.
As shown in Figure 1, this aerator also comprises vertical union lever 9, and union lever 9 lower ends are connected in bracing frame 4 middle parts, and location division 3b, the cutting disc 2a of vibration diaphragm 3 and diffusion shell 2b are sheathed and be fixed on union lever 9 successively.On union lever 9, have screw thread, the upper end of union lever 9 is connected with a nut 10, and nut 10 is set, and vibration diaphragm 3 and cutting assembly 2 are combined together comparatively closely.Union lever 9 is set, make this aerator when assembling more for convenience.In addition, vibration diaphragm 3 and cutting assembly 2, on same axis, are all cut assembly 2 from vibration diaphragm 3 surrounding effluent airs and cut into tiny bubble, thereby make the cutting effect of cutting assembly 2 in this aerator higher.Be fixed on the another kind of scheme on bracing frame as the location division of vibration diaphragm, separately establish a nut on union lever, this nut is positioned at the upper surface of vibration diaphragm location division and the location division of vibration diaphragm is tightly fixed on bracing frame.
The middle part of each cutting disc and diffusion shell all has some through holes, and like this, the mud dropping on diffusion shell and cutting disc just can flow out from through hole, makes this aerator keep clean, the stability while improving the work of this aerator.
As another kind of scheme, cutting assembly comprises two cutting discs that diameter differs that are positioned at vibration diaphragm upside, and the cutting disc that diameter is less is positioned at another cutting disc 2a below.
As another kind of scheme, cutting assembly comprises the diffusion shell that is positioned at vibration diaphragm upside and is down umbrella shape, and diffusion shell lower surface is evenly distributed with some pawls.Diffusion shell be shaped as down umbrella shape, therefore, bubble rises along the lower surface of diffusion shell.Due to the pawl of diffusion shell lower surface, bubble is cut into more tiny bubble.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although more used the terms such as installation pedestal 1, air inlet cavity 1a, inlet mouth 1b, air outlet 1c, cutting assembly 2, cutting disc 2a1, cutting teeth 2a1, diffusion shell 2b1, pawl 2b1, vibration diaphragm 3, the 3a of portion that reclines, location division 3b, sealing 3c, bracing frame 4, exhaust hole 4a, air inlet pipe 5, bar shaped pore 5a, annular recesses 5b, check ball 6, sealing-ring 7, arc surface 7a, cutting post 8, union lever 9, nut 10 herein, do not got rid of the possibility that uses other term.Use these terms to be only used to describe more easily and explain essence of the present utility model; They are construed to any additional restriction is all contrary with the utility model spirit.
Claims (10)
1. an aerator, comprise pedestal (1) is installed, described installation pedestal (1) middle part has air inlet cavity (1a), described air inlet cavity (1a) bottom has inlet mouth (1b), described air inlet cavity (1a) top has air outlet (1c), described air inlet cavity (1a) top is provided with for by from air outlet, (1c) bubble out cuts into the cutting assembly (2) of tiny bubble, it is characterized in that, the vibration diaphragm (3) of being made up of elastomeric material is located to be provided with in described air outlet (1c), described vibration diaphragm (3) comprises location division (3b) in the form of sheets and the sealing (3c) of the outside downward-sloping extension in edge of (3b) along location division, the bracing frame (4) matching with described vibration diaphragm (3) underside shape is located to be fixed with in described air outlet (1c), described vibration diaphragm (3) abuts in the upper surface of bracing frame (4), on described bracing frame (4), be positioned at vibration diaphragm (3) sealing (3c) below place and there is the exhaust hole (4a) that is communicated with air inlet cavity (1a), the location division (3b) of described vibration diaphragm (3) is connected on bracing frame (4).
2. aerator according to claim 1, it is characterized in that, in described air inlet cavity (1a), be vertically provided with air inlet pipe (5), described inlet mouth (1b) is positioned at air inlet pipe (5) lower end, in described air inlet pipe (5), be provided with check ball (6), described air inlet pipe (5) sidewall offers at least one vertical bar shaped pore (5a).
3. aerator according to claim 2, is characterized in that, the diameter of described check ball (6) is less 0.1 millimeter to 2 millimeters than the internal diameter of air inlet pipe (5).
4. according to the aerator described in claim 2 or 3, it is characterized in that, described inlet mouth (1b) locates to be provided with the sealing-ring (7) with the coaxial setting of air inlet pipe (5), and described sealing-ring (7) upper side has the arc surface (7a) matching with check ball (6) shape.
5. aerator according to claim 4, is characterized in that, described air inlet pipe (5) lower end inwall has annular recesses (5b), and described sealing-ring (7) is arranged in annular recesses (5b).
6. according to the aerator described in claim 1 or 2 or 3, it is characterized in that, this aerator also comprises the union lever (9) of vertical setting, described union lever (9) lower end is connected in bracing frame (4) middle part, and the location division (3b) of described vibration diaphragm (3), cutting assembly (2) are all sheathed and be fixed on union lever (9).
7. according to the aerator described in claim 1 or 2 or 3, it is characterized in that, the rounded sheet in location division (3b) of described vibration diaphragm (3) and being horizontally disposed with, described sealing (3c) is cone surface shape, on the outer edge of described sealing (3c), have the outwardly portion that reclines (3a) that is annular, the described portion that reclines (3a) abuts in installs on pedestal (1).
8. according to the aerator described in claim 1 or 2 or 3, it is characterized in that, described installation pedestal (1) upper surface has several cutting posts (8) circumferentially evenly vertically distributing centered by vibration diaphragm (3), described cutting post (8) is all positioned at the outside of vibration diaphragm (3), described cutting post (8) is triangular prism shaped, and the point of the most close vibration diaphragm (3) is positioned at this cutting post (8) wherein on an incline on each cutting post (8).
9. according to the aerator described in claim 1 or 2 or 3, it is characterized in that, described cutting assembly (2) comprises the cutting disc (2a) that some diameters differ, described cutting disc (2a) is level and coaxially setting all, on the circumference of each described cutting disc (2a), be evenly distributed with cutting teeth (2a1), described cutting disc (2a) is arranged in order from small to large according to diameter, and the cutting disc (2a) of diameter minimum is positioned at below.
10. according to the aerator described in claim 1 or 2 or 3, it is characterized in that, described cutting assembly (2) comprises the diffusion shell (2b) that is down umbrella shape, and described diffusion shell (2b) lower surface is evenly distributed with some pawls (2b1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320731726.3U CN203593659U (en) | 2013-11-19 | 2013-11-19 | Aerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320731726.3U CN203593659U (en) | 2013-11-19 | 2013-11-19 | Aerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203593659U true CN203593659U (en) | 2014-05-14 |
Family
ID=50674560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320731726.3U Withdrawn - After Issue CN203593659U (en) | 2013-11-19 | 2013-11-19 | Aerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203593659U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103553208A (en) * | 2013-11-19 | 2014-02-05 | 林太才 | Aerator |
| CN106587403A (en) * | 2017-01-24 | 2017-04-26 | 上海中耀环保实业有限公司 | Anti-blocking aerating apparatus used for sewage treatment |
| CN108217996A (en) * | 2018-03-23 | 2018-06-29 | 湖南艾布鲁环保科技股份有限公司 | A kind of sewage disposal or the non-blocking aeration device and aerating system of ecological restoration technology on river |
| CN115448427A (en) * | 2022-10-27 | 2022-12-09 | 河海大学 | A device that utilizes the kinetic energy of aerated water to drive the degradation of pollutants |
-
2013
- 2013-11-19 CN CN201320731726.3U patent/CN203593659U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103553208A (en) * | 2013-11-19 | 2014-02-05 | 林太才 | Aerator |
| CN106587403A (en) * | 2017-01-24 | 2017-04-26 | 上海中耀环保实业有限公司 | Anti-blocking aerating apparatus used for sewage treatment |
| CN106587403B (en) * | 2017-01-24 | 2023-06-23 | 上海中耀环保实业有限公司 | A exempt from to block up aeration equipment for sewage treatment |
| CN108217996A (en) * | 2018-03-23 | 2018-06-29 | 湖南艾布鲁环保科技股份有限公司 | A kind of sewage disposal or the non-blocking aeration device and aerating system of ecological restoration technology on river |
| CN115448427A (en) * | 2022-10-27 | 2022-12-09 | 河海大学 | A device that utilizes the kinetic energy of aerated water to drive the degradation of pollutants |
| CN115448427B (en) * | 2022-10-27 | 2023-05-12 | 河海大学 | Device for driving pollutant degradation by utilizing kinetic energy of aeration water |
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