CN112479350B - Novel breed waste water advanced treatment device - Google Patents
Novel breed waste water advanced treatment device Download PDFInfo
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- CN112479350B CN112479350B CN202011310780.1A CN202011310780A CN112479350B CN 112479350 B CN112479350 B CN 112479350B CN 202011310780 A CN202011310780 A CN 202011310780A CN 112479350 B CN112479350 B CN 112479350B
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- aeration
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- ozone
- rotating shaft
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- 239000002351 wastewater Substances 0.000 title claims abstract description 41
- 238000005273 aeration Methods 0.000 claims abstract description 70
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims abstract description 49
- 238000009360 aquaculture Methods 0.000 claims abstract description 9
- 244000144974 aquaculture Species 0.000 claims abstract description 9
- 238000004140 cleaning Methods 0.000 claims abstract description 6
- 238000006243 chemical reaction Methods 0.000 claims description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 238000004065 wastewater treatment Methods 0.000 abstract description 10
- 239000010865 sewage Substances 0.000 abstract description 5
- 230000000903 blocking effect Effects 0.000 abstract description 3
- 239000013049 sediment Substances 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 25
- 230000000694 effects Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 238000004891 communication Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 239000004744 fabric Substances 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 244000144972 livestock Species 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 244000144977 poultry Species 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 210000003437 trachea Anatomy 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- CKUAXEQHGKSLHN-UHFFFAOYSA-N [C].[N] Chemical compound [C].[N] CKUAXEQHGKSLHN-UHFFFAOYSA-N 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 230000000151 anti-reflux effect Effects 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
-
- 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
- C02F2201/78—Details relating to ozone treatment devices
- C02F2201/782—Ozone generators
-
- 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
- C02F2201/78—Details relating to ozone treatment devices
- C02F2201/784—Diffusers or nozzles for ozonation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
-
- 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)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The invention discloses a novel advanced treatment device for aquaculture wastewater, which belongs to wastewater treatment equipment and comprises an aeration disc, wherein a plurality of circumferentially uniformly distributed gas distribution plates are arranged on the aeration disc, each gas distribution plate is provided with a rotating shaft, a plurality of brushes for cleaning the surface of the gas distribution plate are circumferentially uniformly arranged on the rotating shafts, and the air holes on the gas distribution plate can be continuously cleaned through the brushes rotating on the gas distribution plate, so that sediment is directly prevented from blocking the aeration disc, the quantity of ozone exposed on the aeration disc is improved, the wastewater treatment efficiency is improved, and the problem that in the prior art, the air holes are easily blocked, and the sewage treatment efficiency is reduced is solved.
Description
Technical Field
The invention relates to wastewater treatment equipment, in particular to a novel advanced treatment device for aquaculture wastewater.
Background
The wastewater produced by livestock and poultry cultivation mainly comprises urine, part of residual or all of excrement and feed residues (different excrement cleaning modes), flushing water and a small amount of domestic sewage. The wastewater has high organic matter concentration, high ammonia nitrogen concentration, low carbon nitrogen ratio, and high suspended matters and pathogenic bacteria, but has good biodegradability. The existing common livestock and poultry breeding wastewater treatment methods mainly comprise an anaerobic biological treatment method, an aerobic biological treatment method and an aerobic-anaerobic mixed biological treatment method, and the treated wastewater still has the problems of high chromaticity, peculiar smell and the like and needs further advanced treatment.
The more common advanced treatment is ozone advanced oxidation, ozone is required to be continuously introduced into the wastewater, the ozone and the wastewater are fully reacted to improve the effect of wastewater treatment, in order to improve the contact area and the contact time of the ozone and the wastewater, the ozone entering the wastewater is generally required to be divided into a plurality of small bubbles through an aeration disc, the smaller the air holes of an air distribution plate on the aeration disc are, the smaller the ozone is cut into bubbles, the larger the contact area of the ozone and the water is, the better the mixing effect is, however, because a plurality of impurities which are easy to precipitate exist in the wastewater, the smaller the air holes on the air distribution plate are also easy to be blocked by various impurities, the speed of the ozone entering the wastewater is reduced, and the reaction efficiency is reduced.
For example, an "aeration disc double non-return device" disclosed in chinese patent publication No. CN2509179, which includes air bubbles, has a disadvantage in that since the air bubbles are small, if it is used in a sewage treatment apparatus for a long period of time, the air bubbles are easily blocked, resulting in a decrease in sewage treatment efficiency, and in order to avoid such a situation, it is necessary to constantly maintain the sewage treatment apparatus, and to dredge or replace the blocked aeration disc.
Disclosure of Invention
The invention aims to solve the problems of high maintenance cost and low treatment efficiency caused by frequent maintenance and dredging or replacement of a blocked aeration disc in the prior art, and provides a novel aquaculture wastewater advanced treatment device which can reduce the blocking condition of the aeration disc, thereby reducing the maintenance cost and improving the wastewater treatment efficiency.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the invention discloses a novel advanced treatment device for aquaculture wastewater, which comprises a pretreatment area, a reaction area, an equipment control room, a pipeline system and an ozone generation system, wherein an aeration disc is arranged at the bottoms of the pretreatment area and the reaction area, the ozone generation system is communicated with the aeration disc at the bottom of the reaction area, a plurality of circumferentially uniformly distributed air distribution plates are arranged on the aeration disc, a rotating shaft is arranged on each air distribution plate, and a plurality of brushes for cleaning the surfaces of the air distribution plates are circumferentially uniformly distributed on the rotating shaft.
The wastewater firstly enters a pretreatment area during treatment, the chromaticity of the wastewater in the pretreatment area is reduced to a certain extent, but the required treatment effect is not achieved yet, after the pretreatment in the pretreatment area is finished, the wastewater enters the reaction area again through a pipeline system, the chromaticity of the wastewater entering the reaction area is reduced again, so that a better wastewater treatment effect is realized, the wastewater is treated in stages, the wastewater transferring speed is increased, the residence time at a certain place is reduced, and the sedimentation is reduced; in addition, through the brush of pivoted on the gas distribution plate, can be continuously clean the gas pocket on the gas distribution plate to directly avoid the deposit to block up the aeration dish, thereby improved the quantity of the ozone that exposes on the aeration dish, improved waste water treatment's efficiency.
Preferably, the aeration disc is connected with an aeration air pipe, an inner cavity is arranged in the aeration disc, an air vent for communicating the inside of the aeration air pipe with the inner cavity is arranged on the aeration air pipe, an anti-backflow valve body is arranged at the bottom in the aeration air pipe in an adapting way, and an anti-backflow air passage for communicating the top and the side face of the anti-backflow valve body is arranged in the anti-backflow valve body; an elastic piece is arranged at the bottom of the anti-backflow valve body; the anti-countercurrent valve body can play a role in preventing countercurrent, and wastewater is prevented from countercurrent entering the aeration air pipe when no ozone is introduced.
Preferably, the aeration disc comprises a fixed seat and a lifting cover arranged on the fixed seat, the part between the lifting cover and the fixed seat forms the inner cavity, an upper magnetic piece is arranged on the lower side of the lifting cover, and a lower magnetic piece opposite to the upper magnetic piece is arranged on the fixed seat; because the existence of magnetic part, when not having ozone to lead in, under the magnetic force effect, the lift lid can laminate with the fixing base to strengthen the effect of preventing against the backward flow, when ozone was led in, the atmospheric pressure that produces can rise the lift lid, thereby makes gaseous passing through the inner chamber.
Preferably, the lower part of the rotating shaft is provided with external threads, and the fixing seat is provided with a threaded hole in threaded connection with the lower part of the rotating shaft; when the lifting seat goes up and down, can drive the pivot goes up and down to make the pivot rotate in the screw hole, thereby make brush clearance cloth gas plate surface, because in the aeration process, gaseous constantly passes through cloth gas plate, be difficult to take place the deposit, the deposit process mainly takes place when not having ozone to lead in, and can clear up cloth gas plate when ozone lets in at every turn through the structure in this scheme, thereby guaranteed the unobstructed of gas pocket, and utilized the lift of lifting seat to accomplish, need not to provide the power supply for the brush is additional.
Preferably, a connecting seat is arranged between the air distribution plate and the rotating shaft, a thrust bearing is arranged between the connecting seat and the rotating shaft, and the thrust bearing can realize the axial fixation of the air distribution plate and the rotating shaft, so that the hair brush is ensured to be always contacted with the surface of the air distribution plate.
Preferably, a bottom cover is arranged at the bottom of the fixed seat, and the bottom of the aeration air pipe is contacted with the bottom cover; when the bottom cover is detached, the anti-backflow valve body, the elastic piece and other parts can be conveniently installed.
Preferably, the pipeline system comprises a gas collecting pipe, a communicating pipe, a water inlet pipe and a water outlet pipe, wherein the water inlet pipe is connected with the pretreatment area, the water outlet pipe is connected with the reaction area, and the communicating pipe is connected with the pretreatment area and the reaction area; one end of the gas collecting pipe is connected with the upper part of the reaction zone, and the other end of the gas collecting pipe is communicated with the aeration disc of the pretreatment zone; because ozone is discharged from the aeration disc and then is not completely mixed with wastewater, a part of ozone rises to be above the liquid level of the wastewater, the ozone has certain toxicity and cannot be directly discharged, the ozone needs to be subjected to subsequent treatment by a specific device in the prior art, in the scheme, the ozone which is not completely mixed with the wastewater rises and then enters the gas collecting tube, and the ozone in the gas collecting tube enters the aeration disc in the pretreatment area, so that the ozone is reused, the utilization rate of the ozone can be improved, and the difficulty of subsequent treatment is reduced.
Preferably, the fixed seat, the lifting cover and the aeration air pipe of the aeration disc are all made of stainless steel; stainless steel materials can avoid oxidation by ozone.
Therefore, the invention has the following beneficial effects: (1) The surface of the air distribution plate can be automatically cleaned, so that the efficiency of wastewater treatment is reduced due to air hole blocking, and the maintenance cost is reduced; (2) The cleaning of the air distribution plate does not need to provide extra power, so that the equipment structure is simple; (3) Can improve the utilization rate of ozone and reduce the pollution to the environment.
Drawings
Fig. 1 is a schematic top view of the internal structure of the present invention.
Fig. 2 is a schematic top view of the external structure of the present invention.
Fig. 3 is a schematic view of a side view of a partial structure of the present invention.
FIG. 4 is a schematic view showing a structure of the aeration disc of the present invention in a state of being introduced with ozone.
FIG. 5 is a schematic view showing a structure of the aeration disc of the present invention in a state where ozone is not introduced.
Fig. 6 is a schematic top view of an aeration disc according to the present invention.
In the figure: 1. the pretreatment area 2, the reaction area 3, the equipment control room 4, the pipeline system 5, the ozone generating system 6, the aeration disc 7, the water inlet pipe 8, the water outlet pipe 9, the communicating pipe 10, the air inlet pipe 11, the gas collecting pipe 12, the return pipe 13, the water inlet valve 14, the water outlet valve 15, the communicating valve 16, the air inlet valve 17, the gas collecting valve 18, the spray head 19, the inspection manhole 20, the window 21, the movable cover plate 22, the magnetic pump 23, the aeration pipe 24, the inner cavity 25, the air vent 26, the backflow prevention valve body 27, the backflow prevention air passage 28, the elastic piece 29, the gas distribution plate 30, the rotating shaft 31, the hairbrush 32, the fixed seat 33, the lifting cover 34, the side plate 35, the limiting plate 36, the pressure cavity 37, the magnetic piece 38, the threaded hole 39, the connecting seat 40, the thrust bearing 41 and the bottom cover.
Detailed Description
The invention is further described below with reference to the drawings and detailed description.
1-6, the novel advanced treatment device for the aquaculture wastewater comprises a pretreatment area 1, a reaction area 2, an equipment control room 3, a pipeline system 4 and an ozone generation system 5, wherein the pipeline system passes through the equipment control room, and aeration discs 6 are arranged at the middle positions of the bottoms of the pretreatment area and the reaction area; the pipeline system comprises a water inlet pipe 7 for introducing wastewater into the device, a water outlet pipe 8 for discharging treated wastewater, a communicating pipe 9 for communicating the reaction zone with the pretreatment zone, an air inlet pipe 10 for communicating an ozone generating system with an aeration disc in the reaction zone, a gas collecting pipe 11 for communicating the upper part of the reaction zone with the aeration disc in the pretreatment zone, and a return pipe 12 for communicating the bottom of the reaction zone with the upper part of the reaction zone, the bottom of the pretreatment zone and the upper part of the pretreatment zone; a water inlet valve 13 is arranged on the water inlet pipe, a water outlet valve 14 is arranged on the water outlet pipe, and a communication valve 15 is arranged on the communication pipe; an air inlet valve 16 is arranged on the air inlet pipe, and an air collecting valve 17 is arranged on the air collecting pipe; a spray head 18 is arranged at the upper part of the return pipe; the top of the reaction zone is sealed by a cover plate, and an inspection manhole 19 for an inspection staff to enter and a window 20 for observing the condition of the reaction zone are arranged on the cover plate; a movable cover plate 21 is arranged at the top of the pretreatment area; the pipeline system passes through the equipment control room, an electromagnetic flowmeter and a magnetic pump 22 are arranged on the part of the pipeline system positioned in the equipment control room, and an exhaust fan is arranged in the equipment control room.
When the device operates, the water inlet valve and the communication valve are opened, wastewater enters the device through the water inlet pipe, the water inlet valve and the communication valve are closed after the wastewater reaches a proper liquid level, the air inlet valve is opened, the device starts aeration, and unreacted ozone can form a gas collecting zone at the top of the reaction zone due to the sealing of the reaction zone, so that the residual ozone in the gas collecting zone can be introduced into an aeration disc at the bottom of the pretreatment zone through the gas collecting pipe to a certain extent, the pretreatment zone is aerated simultaneously, and the effects of consuming the residual ozone and pretreating the wastewater are simultaneously achieved; when in aeration, a reflux pump is started, water at the bottoms of the pretreatment area and the reaction area can be pumped to the top through a reflux pipe respectively, and sprayed to the water surface through a spray head to play a role in spraying and defoaming; after a period of reaction, opening an electromagnetic valve and a water outlet valve, wherein the wastewater treated in the reaction area can be discharged through a water outlet pipe; the above water inlet-aeration-water outlet operations are repeated, so that the device can continuously operate. The wastewater in the pretreatment area enters the reaction area together with untreated wastewater after pretreatment, which is equivalent to diluting raw water, greatly reducing the treatment pressure and improving the treatment effect; meanwhile, the residual ozone is consumed, the ozone utilization rate is improved, and the treatment cost is reduced.
An aeration air pipe 23 is connected to the aeration disc, an inner cavity 24 is arranged in the aeration disc, an air vent 25 for communicating the inside of the aeration air pipe with the inner cavity is arranged on the aeration air pipe, an anti-backflow valve body 26 is arranged at the bottom in the aeration air pipe in an adapting way, and an anti-backflow air passage 27 for communicating the top and the side surface of the anti-backflow valve body is arranged in the anti-backflow valve body; the bottom of the anti-reflux valve body is provided with an elastic piece 28; the aeration disc is provided with a plurality of circumferentially uniformly distributed gas distribution plates 29, each gas distribution plate is formed by taking industrial pure titanium powder as a main raw material through high-temperature high-vacuum sintering, each gas distribution plate is provided with a rotating shaft 30, three hairbrushes 31 for cleaning the surface of the gas distribution plate are circumferentially uniformly distributed on each rotating shaft, each gas distribution plate is provided with three radial partition strips, and when the rotating shafts do not rotate, the hairbrushes respectively stop on the three partition strips; the aeration disc comprises a fixed seat 32 and a lifting cover 33 arranged on the fixed seat, side plates 34 which are in contact with the outer edges of the lifting cover are arranged around the fixed seat, and limit plates 35 used for limiting the lifting cover are connected to the upper parts of the side plates; the part between the lifting cover and the fixing seat forms the inner cavity, a conical pressure cavity 36 is arranged on one side of the lifting cover facing the aeration air pipe, a magnetic piece 37 is embedded on the lower side of the lifting cover, and a lower magnetic piece opposite to the upper magnetic piece is embedded on the fixing seat; the lower part of the rotating shaft is provided with external threads, and the fixed seat is provided with a threaded hole 38 in threaded connection with the lower part of the rotating shaft; a connecting seat 39 is arranged between the air distribution plate and the rotating shaft, and a thrust bearing 40 is arranged between the connecting seat and the rotating shaft; the bottom of fixing base is equipped with bottom 41, the bottom of aeration trachea with the bottom contact the fixing base of aeration dish, lift lid and the material of aeration trachea is the stainless steel.
When ozone starts to enter, the air pressure in the aeration air pipe is increased, the anti-backflow valve body is pressed downwards, so that an opening of the anti-backflow air passage at the side face of the anti-backflow valve body is communicated with the air vent, and the ozone enters the pressure cavity through the anti-backflow air passage and the air vent; simultaneously, the air distribution plate and the rotating shaft move upwards, and the rotating shaft rotates in the threaded hole while moving to drive the hairbrush to scrape on the surface of the air distribution plate, so that the blocked air holes are cleaned; after the air cavity is filled with ozone, generating larger air pressure in the air cavity, and enabling the ozone to be aerated from the air distribution plate to enter wastewater and form a plurality of small bubbles; because the brush can be cleaned once when ozone is introduced every time, the wastewater treatment efficiency is not affected due to the blockage of the gas distribution plate.
Claims (5)
1. The novel advanced treatment device for the cultivation wastewater is characterized by comprising a pretreatment area, a reaction area, an equipment control room, a pipeline system and an ozone generation system, wherein an aeration disc is arranged at the bottom of the pretreatment area and the bottom of the reaction area, the ozone generation system is communicated with the aeration disc at the bottom of the reaction area, a plurality of circumferentially uniformly distributed air distribution plates are arranged on the aeration disc, each air distribution plate is provided with a rotating shaft, and a plurality of brushes for cleaning the surfaces of the air distribution plates are circumferentially uniformly distributed on the rotating shaft; the aeration disc is connected with an aeration air pipe, an inner cavity is arranged in the aeration disc, an air vent for communicating the inside of the aeration air pipe with the inner cavity is arranged on the aeration air pipe, an anti-backflow valve body is arranged at the bottom in the aeration air pipe in an adapting way, and an anti-backflow air passage for communicating the top and the side face of the anti-backflow valve body is arranged in the anti-backflow valve body; an elastic piece is arranged at the bottom of the anti-backflow valve body; the aeration disc comprises a fixed seat and a lifting cover arranged on the fixed seat, wherein a part between the lifting cover and the fixed seat forms the inner cavity, an upper magnetic part is arranged on the lower side of the lifting cover, and a lower magnetic part opposite to the upper magnetic part is arranged on the fixed seat; the lower part of the rotating shaft is provided with external threads, and the fixing seat is provided with a threaded hole in threaded connection with the lower part of the rotating shaft; the lifting cover is provided with a conical pressure cavity on one side facing the aeration air pipe; when ozone starts to be introduced, the air pressure in the aeration air pipe is increased, the anti-backflow valve body is pressed downwards, so that an opening of the anti-backflow air passage at the side surface of the anti-backflow valve body is communicated with the air port, the ozone enters the pressure cavity through the anti-backflow air passage and the air port, the outwards sprayed ozone can push the lifting cover to move upwards, and the magnetic force is overcome to separate the lifting cover from the bottom of the fixed seat; simultaneously, the air distribution plate and the rotating shaft move upwards, and the rotating shaft rotates in the threaded hole while moving to drive the hairbrush to scrape on the surface of the air distribution plate, so that the blocked air holes are cleaned; after the air cavity is filled with ozone, larger air pressure is generated in the air cavity, and the ozone can be aerated from the air distribution plate to enter the wastewater and form a plurality of small bubbles.
2. The novel advanced treatment device for aquaculture wastewater according to claim 1, wherein a connecting seat is installed between the air distribution plate and the rotating shaft, and a thrust bearing is installed between the connecting seat and the rotating shaft.
3. The novel advanced treatment device for aquaculture wastewater according to claim 2, wherein a bottom cover is arranged at the bottom of the fixing seat, and the bottom of the aeration air pipe is contacted with the bottom cover.
4. The novel advanced treatment device for aquaculture wastewater according to claim 1, wherein the pipeline system comprises a gas collecting pipe, a communicating pipe, a water inlet pipe and a water outlet pipe, the water inlet pipe is connected with the pretreatment area, the water outlet pipe is connected with the reaction area, and the communicating pipe is connected with the treatment area and the reaction area; one end of the gas collecting tube is connected with the upper part of the reaction zone, and the other end of the gas collecting tube is communicated with the aeration disc of the pretreatment zone.
5. The novel deep treatment device for aquaculture wastewater according to any one of claims 1-4, wherein the fixed seat, the lifting cover and the aeration pipe of the aeration disc are made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011310780.1A CN112479350B (en) | 2020-11-20 | 2020-11-20 | Novel breed waste water advanced treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011310780.1A CN112479350B (en) | 2020-11-20 | 2020-11-20 | Novel breed waste water advanced treatment device |
Publications (2)
| Publication Number | Publication Date |
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| CN112479350A CN112479350A (en) | 2021-03-12 |
| CN112479350B true CN112479350B (en) | 2023-05-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011310780.1A Active CN112479350B (en) | 2020-11-20 | 2020-11-20 | Novel breed waste water advanced treatment device |
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| CN (1) | CN112479350B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115196741B (en) * | 2022-09-16 | 2022-11-29 | 国投信开水环境投资有限公司 | Ozone catalytic oxidation device for water pollution treatment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2439441Y (en) * | 2000-08-16 | 2001-07-18 | 张鑫珩 | Unit lifting, variable micro-hole and anti-counter turning type aerator |
| CN2509179Y (en) * | 2001-02-27 | 2002-09-04 | 煊堡企业有限公司 | Aeration disc double non-return device |
| CN210103980U (en) * | 2019-05-17 | 2020-02-21 | 河北龙之养饮料有限公司 | Change sugar impurity filtering device for jar |
| CN210393863U (en) * | 2019-05-24 | 2020-04-24 | 东瑞食品集团股份有限公司 | Aquaculture wastewater ozone treatment equipment |
| CN111425248A (en) * | 2020-03-29 | 2020-07-17 | 陆斌 | Mining full-negative-pressure automatic slag and water discharging device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1239406C (en) * | 2003-02-13 | 2006-02-01 | 上海达源环境科技工程有限公司 | Biochemical reactor for treating sewage |
-
2020
- 2020-11-20 CN CN202011310780.1A patent/CN112479350B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2439441Y (en) * | 2000-08-16 | 2001-07-18 | 张鑫珩 | Unit lifting, variable micro-hole and anti-counter turning type aerator |
| CN2509179Y (en) * | 2001-02-27 | 2002-09-04 | 煊堡企业有限公司 | Aeration disc double non-return device |
| CN210103980U (en) * | 2019-05-17 | 2020-02-21 | 河北龙之养饮料有限公司 | Change sugar impurity filtering device for jar |
| CN210393863U (en) * | 2019-05-24 | 2020-04-24 | 东瑞食品集团股份有限公司 | Aquaculture wastewater ozone treatment equipment |
| CN111425248A (en) * | 2020-03-29 | 2020-07-17 | 陆斌 | Mining full-negative-pressure automatic slag and water discharging device |
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| CN112479350A (en) | 2021-03-12 |
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