CN209652083U - Mountain and forest region breeding wastewater zero-discharge treatment system - Google Patents
Mountain and forest region breeding wastewater zero-discharge treatment system Download PDFInfo
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- CN209652083U CN209652083U CN201822235044.9U CN201822235044U CN209652083U CN 209652083 U CN209652083 U CN 209652083U CN 201822235044 U CN201822235044 U CN 201822235044U CN 209652083 U CN209652083 U CN 209652083U
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Abstract
The utility model relates to a kind of mountain and forest region breeding wastewater zero-discharge treatment systems, including according to landform arrangement and sequentially connected collecting-tank, solid-liquid separating machine, primary sedimentation tank, acidification pool, conditioning tank, anaerobic jar, anaerobic precipitation pond, level-one anoxic pond, level-one aerobic tank A, level-one aerobic tank B, first stage precipitation tank, second level anoxic pond, second level aerobic tank, second-level settling pond, coagulating basin, flocculation basin, physico-chemical precipitation pond, sterilization pool, artificial swamp and stabilization pond, breeding wastewater comes back to farm after system processing and uses, catch pit and boring aeration pipe are wherein equipped in conditioning tank, and conditioning tank connects an elevator pump, the elevator pump is rinsed conditioning tank by pipeline.By present treatment system treated breeding wastewater can reach zero emission standards, and the biogas generated, for generating electricity, the biogas residue and activated sludge of generation can be very environmentally friendly to apply fertilizer after compost for fruit-bearing forest.
Description
Technical field
The utility model relates to wastewater treatments, and in particular to a kind of mountain and forest region breeding wastewater zero-discharge treatment system.
Background technique
Aquaculture waste water belongs to the high concentrated organic wastewater rich in a large amount of pathogen, is discharged directly into water body or storing place
Point is improper, is entered water body by rain-out, it would be possible to cause the severe exacerbation of surface water or quality of groundwater.Due to animal dung
The leaching of urine is very strong, and the leaching such as nitrogen, phosphorus and water soluble organic substance in fecaluria are very big, if do not dealt carefully with, will pass through
Rainwash and diafiltration enter water table polluted underground water.Influence to surface water is then mainly shown as, large amount of organic matter
Into after water body, the dissolved oxygen in a large amount of consumption water is kept water body smelly by the decomposition of organic matter；When the dissolved oxygen in water body substantially
After degree decline, large amount of organic matter can continue to decompose under anaerobic, and methane, hydrogen sulfide etc. will be generated in decomposition poison gas
Body leads to aquatile mortality；A large amount of suspended matters in waste water can make water body muddy, reduce the photosynthetic work of algae in water
With, limit the normal activity of aquatile, make it is gradually dead to the aquatile that organic pollution is sensitive, to be further exacerbated by
Water bottom anoxic makes the reduction of water body assimilative capacicy；Nitrogen, phosphorus can make water eutrophication, and the result of eutrophication can make water body
Middle NO3-N and NO2-N excessive concentration, if people and animals' long-term drinking can cause to be poisoned, and the growth of some toxic algaes and big
Amount breeding can discharge a large amount of toxin in water body, lead to the mortality of aquatic animal, to seriously destroy water ecology
Balance；Some germs, virus in fecaluria etc. may cause certain epiphytotics propagation etc. with water flowing.
The case history of processing breeding wastewater is relatively more at present, and general enterprises use technique as shown in Fig. 1, respectively
Item index reaches secondary discharge standard in " integrated wastewater discharge standard " GB8978-1996.
It is influenced by increasingly strict environmental protection policy requirement, various regions strengthen the control to nitrogen and phosphorus pollution total phosphorus, traditional
Treatment process is no longer satisfied newest discharge standard.Conventional treatment process is not only difficult to qualified discharge, but also cardinal principle is
Biological sludge, which is ultimately become, using microbiological treatment organic matter wastes nitrogen phosphor resource and carbon source.Therefore, it is necessary to develop one kind zero
It arranges and makes full use of such waste water of the process of various resources.
Utility model content
In order to overcome drawbacks described above, the utility model provides a kind of mountain and forest region breeding wastewater zero-discharge treatment system, leads to
Zero emission standards can be reached by crossing the processing system treated breeding wastewater, and the biogas generated is for generating electricity, the natural pond of generation
Slag and activated sludge can be very environmentally friendly to apply fertilizer after compost for fruit-bearing forest.
The utility model is to solve technical solution used by its technical problem:
A kind of mountain and forest region breeding wastewater zero-discharge treatment system, including according to landform arrangement and sequentially connected catchment
Pond, solid-liquid separating machine, primary sedimentation tank, acidification pool, conditioning tank, anaerobic jar, anaerobic precipitation pond, level-one anoxic pond, level-one aerobic tank A,
Level-one aerobic tank B, first stage precipitation tank, second level anoxic pond, second level aerobic tank, second-level settling pond, coagulating basin, flocculation basin, materialization are heavy
Shallow lake pond, sterilization pool, artificial swamp and stabilization pond, breeding wastewater come back to farm after system processing and use, wherein
Catch pit and boring aeration pipe are equipped in conditioning tank, and conditioning tank connects an elevator pump, the elevator pump is by pipeline to conditioning tank
It is rinsed.
Preferably, the artificial swamp is in vertical current constructed wetland, drowned flow artificial wet land and earth's surface artificial wetland
It is at least one.
Preferably, the conditioning tank is equipped with toxic gas alarm device.
Preferably, the solid-liquid separating machine is integral type solid-liquid separating machine, which includes crude separation
Mechanism, the gentle float means of smart separating mechanism, the essence separating mechanism includes agitating device and filter-pressing device, air bearing mechanism packet
Include screeding device, collecting box and air buoyancy tank.
Preferably, sludge is produced in the solid-liquid separating machine and primary sedimentation tank to send by pipeline to sludge room, the materialization
It produces sludge in sedimentation basin and anaerobic precipitation pond to send by pipeline to sludge-tank, the sludge in the first stage precipitation tank passes through pipe
The sludge demand for meeting level-one aerobic tank A is sent to level-one aerobic tank A on road, and extra sludge is sent by pipeline to sludge-tank, described
The sludge of second-level settling pond is sent to second level aerobic tank by pipeline to meet the sludge demand of second level aerobic tank, and extra sludge is logical
Pipeline is crossed to send to sludge-tank.
Preferably, the mixed liquor in the first stage precipitation tank is back to level-one anoxic pond, the two-stage precipitation by pipeline
Mixed liquor in pond is back to second level anoxic pond by pipeline.
Preferably, the water outlet of the artificial swamp is connected to by pipeline with the stabilization pond for cultivating plant and fish.
Preferably, the coagulating basin is connected with alkali dispensing slot and PAC dispensing slot respectively, and the flocculation basin makes up a prescription with PAM
Slot is connected.
Preferably, spare accident emergency pond, level-one aerobic tank C and second level aerobic tank B are additionally provided with.
The beneficial effects of the utility model are:
1) catch pit is arranged in wastewater equalization pond in this system, picks out a pipeline to conditioning tank from the pressure pipe of elevator pump,
Conditioning tank is rinsed；Conditioning tank carries out water quality and quantity adjusting to waste water using boring aeration, can also prevent from carrying in waste water
Poisonous and harmful, flammable explosive gas accumulation；And gas warning system is set near population, it is further ensured that staff
Safety；
2) most nitrogen phosphorus organic matters in the integral type solid-liquid separating machine removal solid matter and waste water in this system,
Prevent solid component from impacting to subsequent UASB anaerobic jar；And the rough segmentation in integral type solid-liquid separating machine is disembarked and is removed in water slightly
Big particle removes fine particle using smart seperator, using the suspended particulate in air bearing mechanism removal water, union filters pressing and receipts
It is integrated in one, realizes the miniaturization of equipment, occupied area is small, convenient operating maintenance；
3) by present treatment system, treated that breeding wastewater can reach zero emission standards, and treated water is for cultivating
Field recycling, and the biogas generated, for generating electricity, the biogas residue and activated sludge of generation can be to apply fertilizer after compost for fruit-bearing forest, very
Environmental protection.
Detailed description of the invention
Fig. 1 is process flow chart of wastewater treatment in the prior art；
Fig. 2 is the integral planar schematic diagram of the utility model；
Fig. 3 is the process flow chart of the utility model；
In figure: 10- collecting-tank, 11- solid-liquid separating machine, 12- primary sedimentation tank, 13- acidification pool, 14- conditioning tank, 15- anaerobic jar,
16- anaerobic precipitation pond, 17- level-one anoxic pond, 18- level-one aerobic tank A, 19- level-one aerobic tank B, 20- first stage precipitation tank, 21- bis-
Grade anoxic pond, 22- second level aerobic tank, 23- second-level settling pond, 24- coagulating basin, 25- flocculation basin, 26- physico-chemical precipitation pond, 27- disappear
Malicious pond, 28- artificial swamp, 29- stabilization pond, 30- farm, 31- biogas reservoir, 32- sludge room, 33- sludge-tank, 34- filters pressing
Machine, 35- accident emergency pond, 36- level-one aerobic tank C, 37- second level aerobic tank B, 38-pH adjust pond.
Specific embodiment
Below in conjunction with the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear, complete
Site preparation description, it is clear that the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.
Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts
Every other embodiment, fall within the protection scope of the utility model.
Embodiment: as shown in Figures 2 and 3, a kind of mountain and forest region breeding wastewater zero-discharge treatment system, including according to landform
Arrangement and sequentially connected collecting-tank 10, solid-liquid separating machine 11, primary sedimentation tank 12, acidification pool 13, conditioning tank 14, anaerobic jar 15, detest
Oxygen precipitation pond 16, level-one anoxic pond 17, level-one aerobic tank A18, level-one aerobic tank B19, first stage precipitation tank 20, second level anoxic pond
21, second level aerobic tank 22, second-level settling pond 23, coagulating basin 24, flocculation basin 25, physico-chemical precipitation pond 26, sterilization pool 27, artificial swamp
28 and stabilization pond 29, breeding wastewater comes back to farm 30 after system processing and uses, and is wherein equipped in conditioning tank 14
Catch pit and boring aeration pipe, and conditioning tank connects an elevator pump, which is rinsed conditioning tank by pipeline.Separately
Outside, spare accident emergency pond 35, level-one aerobic tank C36 and second level aerobic tank B37 are additionally provided in this system.It gives up in the present embodiment
Acidification is hydrolyzed in the farm 30 that water mainly comes such as pig house, waste water in acidification pool 13, will using the effect of hydrolysis acid-producing bacteria
Larger molecular organics matter resolves into small molecule organic material, to substantially increase the biodegradability of waste water；Waste water is in conditioning tank
14 carry out entering UASB anaerobic jar 15 after pH value, temperature etc. are adjusted, and anaerobic jar is mainly used for that excrement waste water progress anaerobic fermentation will be contained,
Nitrogen content is relatively high in feces of livestock and poultry, a part of organic matter can be changed into as methane and water, can be under lower operating cost
It is effectively removed a large amount of dissolved organic matter, COD removal rate is high, and can kill disease carrying germ, and generates based on methane
Want the biogas of ingredient that can substantially meet the power demand of waste water station for waste water station power generation, which can be collected in biogas reservoir
In 31, and biogas residue and activated sludge after 34 filters pressing of filter press can with compost after for fruit-bearing forest apply fertilizer, waste is obtained
Reasonable utilization, energy conservation and environmental protection；The aerobic tank, anoxic pond are added to microorganism in anaerobic jar, joined in sterilization pool 27
Chlorine tablets disinfection；PAC, CaCl are put into coagulating basin 242Medicaments are waited, the medicaments such as PAM are put into flocculation basin 25, to remove in waste water
Suspended matter, enter back into the further separated sludge in physico-chemical precipitation pond 26；Therefore breeding wastewater first passes around 11 He of solid-liquid separating machine
The adjusting of pond 14 is overregulated after removing most solid in primary sedimentation tank 12, anaerobic jar 15 is entered back into and is fallen absolutely using microorganism decomposition
Most of organic pollutant first passes through anaerobic precipitation pond 16 subsequently into multi-stage anaerobic pond, aerobic tank and further removes residue
Organic pollutant, treated waste water sequentially enters again coagulating basin 24, flocculation basin 25, physico-chemical precipitation pond 26 and sterilization pool 27 into
Row purification, finally flows into artificial swamp 28 and stabilization pond 29, so that water outlet achievees the purpose that recycling, water outlet are using
Before can adjust pond 38 by pH and will carry out appropriate adjustment with the pH value of water, the clear water adjusted can be placed on standby in clear water reserviors
With.
The conditioning tank 14 is equipped with toxic gas alarm device, is specifically located near people's inlet and outlet, has prevented poison gas
Body aggregation generates harm to human body；Conditioning tank carries out water quality and quantity adjusting to waste water using boring aeration, prevents from carrying in waste water
Poisonous and harmful, flammable explosive gas accumulation and generate harm.The coagulating basin 24 respectively with alkali dispensing slot and PAC dispensing slot
It is connected, the flocculation basin 25 is connected with PAM dispensing slot.
The solid-liquid separating machine 11 be integral type solid-liquid separating machine, the integral type solid-liquid separating machine include crude separation mechanism,
The smart gentle float means of separating mechanism, the essence separating mechanism include agitating device and filter-pressing device, and the air bearing mechanism includes scraping
Panel assembly, collecting box and air buoyancy tank.The overwhelming majority in solid matter and waste water is removed using the integral type solid-liquid separating machine 11
Nitrogen phosphorus organic matter prevents solid component from impacting to subsequent UASB anaerobic jar；And the crude separation in integral type solid-liquid separating machine
Machine removes particle coarse in water removal, removes fine particle using smart seperator, removes the suspended particulate in water using air bearing mechanism,
Union filters pressing and it is collected in one, realizes the miniaturization of equipment, occupied area is small, convenient operating maintenance.
It produces sludge in the solid-liquid separating machine 11 and primary sedimentation tank 12 to send by pipeline to sludge room 32, the materialization is heavy
It produces sludge in shallow lake pond 26 and anaerobic precipitation pond 16 to send by pipeline to sludge-tank 33, the sludge in the first stage precipitation tank 20
The sludge demand that meets level-one aerobic tank A is sent by pipeline to level-one aerobic tank A18, and extra sludge is sent by pipeline to sludge
Pond 33, the sludge of the second-level settling pond 23 are sent to second level aerobic tank 22 by pipeline to meet the sludge need of second level aerobic tank
It asks, extra sludge is sent by pipeline to sludge-tank 33.Mixed liquor in the first stage precipitation tank 20 is back to one by pipeline
Grade anoxic pond 17, the mixed liquor in the second-level settling pond 23 are back to second level anoxic pond 21 by pipeline.
The artificial swamp 28 is at least one in vertical current constructed wetland, drowned flow artificial wet land and earth's surface artificial wetland
Kind.Artificial swamp is developed by natural bioremediation, by simulating the structure and function of natural bioremediation, selects certain geographical position
It sets and landform, according to the artificial wetlands ecosystems for designing and building of the needs of people.As a kind of ecological wastewater processing engineering
New technology, artificial swamp are realized using triple synergistic effects of physics, chemistry and biology in natural ecosystems to sewage
Catharsis, improve water quality, realize and the ecology of waste water is handled.Artificial marsh sewage treatment system has water outlet
Water stabilization, investment is low, consumes energy the features such as low, anti-impact force is strong, easy to operate, operating cost is low.Meanwhile it is by sewage treatment
Organically combine with environmental ecology, has also beautified environment while sewage is effectively treated, created ecoscape, brought
Environmental benefit and certain economic benefit.
The water outlet of the artificial swamp 28 is connected to by pipeline with the stabilization pond 29 for cultivating plant and fish, and mountain and forest region is utilized
Specific geographical conditions build up stabilization pond in low-lying land, plant a variety of emergent aquactic plants, submerged plant, floatingleaved plant and floating and plant
It object and breeds fish, so that water quality is further improved, modifies effluent quality using plant purification processing and restoration of the ecosystem measure,
It finally empties back into farm and reuses.
Through detecting, farm generate raw wastewater COD at concentrations up to 10000mg/L or so, by solid-liquid separating machine
The concentration of waste water COD after separation is 3000mg/L or so, and the concentration for passing through anaerobic jar treated waste water COD is down to
600mg/L or so, a series of concentration of the waste water COD after Aerobic Process for Treatment is further reduced to 80mg/L or so, most afterwards through people
The concentration of work wetland and the purified water COD of stabilization pond are 20mg/L or so, to meet the purpose that farm recycles.
It should be pointed out that for those of ordinary skill in the art, without departing from the concept of the premise utility,
Various modifications and improvements can be made, and these are all within the protection scope of the present invention.Therefore, the utility model patent
The scope of protection shall be subject to the appended claims.
Claims (9)
1. a kind of mountain and forest region breeding wastewater zero-discharge treatment system, it is characterised in that: including being arranged according to landform and successively being connected
The collecting-tank (10) that connects, primary sedimentation tank (12), acidification pool (13), conditioning tank (14), anaerobic jar (15), is detested solid-liquid separating machine (11)
Oxygen precipitation pond (16), level-one anoxic pond (17), level-one aerobic tank A (18), level-one aerobic tank B (19), first stage precipitation tank (20), two
Grade anoxic pond (21), second level aerobic tank (22), second-level settling pond (23), coagulating basin (24), flocculation basin (25), physico-chemical precipitation pond
(26), sterilization pool (27), artificial swamp (28) and stabilization pond (29), breeding wastewater come back to cultivation after system processing
Field (30) uses, and catch pit and boring aeration pipe is wherein equipped in conditioning tank (14), and conditioning tank connects an elevator pump, the promotion
Pump is rinsed conditioning tank by pipeline.
2. breeding wastewater zero-discharge treatment system in mountain and forest region according to claim 1, it is characterised in that: the Manual moist
Ground (28) is at least one of vertical current constructed wetland, drowned flow artificial wet land and earth's surface artificial wetland.
3. breeding wastewater zero-discharge treatment system in mountain and forest region according to claim 1, it is characterised in that: the conditioning tank
(14) it is equipped with toxic gas alarm device.
4. breeding wastewater zero-discharge treatment system in mountain and forest region according to claim 1, it is characterised in that: the solid-liquid point
(11) are disembarked as integral type solid-liquid separating machine, which includes crude separation mechanism, smart separating mechanism and air bearing
Mechanism, the essence separating mechanism includes agitating device and filter-pressing device, and the air bearing mechanism includes that screeding device, collecting box are gentle
Buoyancy tank.
5. breeding wastewater zero-discharge treatment system in mountain and forest region according to claim 1, it is characterised in that: the solid-liquid point
Disembark (11) and primary sedimentation tank (12) in produce sludge and sent by pipeline to sludge room (32), the physico-chemical precipitation pond (26) and detest
It produces sludge in oxygen precipitation pond (16) to send by pipeline to sludge-tank (33), the sludge in the first stage precipitation tank (20) passes through
Pipeline send to level-one aerobic tank A (18) the sludge demand for meeting level-one aerobic tank A, and extra sludge is sent by pipeline to sludge-tank
(33), the sludge of the second-level settling pond (23) send to second level aerobic tank (22) sludge for meeting second level aerobic tank by pipeline
Demand, extra sludge are sent by pipeline to sludge-tank (33).
6. breeding wastewater zero-discharge treatment system in mountain and forest region according to claim 1, it is characterised in that: the level-one is heavy
Mixed liquor in shallow lake pond (20) is back to level-one anoxic pond (17) by pipeline, and the mixed liquor in the second-level settling pond (23) is logical
It crosses pipeline and is back to second level anoxic pond (21).
7. breeding wastewater zero-discharge treatment system in mountain and forest region according to claim 1, it is characterised in that: the Manual moist
The water outlet on ground (28) is connected to by pipeline with the stabilization pond (29) for cultivating plant and fish.
8. breeding wastewater zero-discharge treatment system in mountain and forest region according to claim 1, it is characterised in that: the coagulating basin
(24) it is connected respectively with alkali dispensing slot and PAC dispensing slot, the flocculation basin (25) is connected with PAM dispensing slot.
9. breeding wastewater zero-discharge treatment system in mountain and forest region according to claim 1, it is characterised in that: be additionally provided with spare
Accident emergency pond (35), level-one aerobic tank C (36) and second level aerobic tank B (37).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201822235044.9U CN209652083U (en) | 2018-12-28 | 2018-12-28 | Mountain and forest region breeding wastewater zero-discharge treatment system |
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| CN201822235044.9U CN209652083U (en) | 2018-12-28 | 2018-12-28 | Mountain and forest region breeding wastewater zero-discharge treatment system |
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| CN209652083U true CN209652083U (en) | 2019-11-19 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112679047A (en) * | 2020-12-30 | 2021-04-20 | 盐城工学院 | Micro-polluted raw water purification system and method |
| CN113371943A (en) * | 2021-06-29 | 2021-09-10 | 成都飞创科技有限公司 | Method for treating wastewater of farm |
| CN115304220A (en) * | 2022-08-22 | 2022-11-08 | 湖南瑞民博环境工程有限公司 | Breeding wastewater treatment system and treatment method thereof |
| CN116655188A (en) * | 2023-07-19 | 2023-08-29 | 普民环保科技有限公司 | Sewage circulation treatment system |
-
2018
- 2018-12-28 CN CN201822235044.9U patent/CN209652083U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112679047A (en) * | 2020-12-30 | 2021-04-20 | 盐城工学院 | Micro-polluted raw water purification system and method |
| CN113371943A (en) * | 2021-06-29 | 2021-09-10 | 成都飞创科技有限公司 | Method for treating wastewater of farm |
| CN115304220A (en) * | 2022-08-22 | 2022-11-08 | 湖南瑞民博环境工程有限公司 | Breeding wastewater treatment system and treatment method thereof |
| CN116655188A (en) * | 2023-07-19 | 2023-08-29 | 普民环保科技有限公司 | Sewage circulation treatment system |
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