CN204342601U - Aquaculture wastewater treatment system - Google Patents

Aquaculture wastewater treatment system Download PDF

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Publication number
CN204342601U
CN204342601U CN201420731764.3U CN201420731764U CN204342601U CN 204342601 U CN204342601 U CN 204342601U CN 201420731764 U CN201420731764 U CN 201420731764U CN 204342601 U CN204342601 U CN 204342601U
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pond
pool
outlet
pipeline
level
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Expired - Fee Related
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CN201420731764.3U
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Chinese (zh)
Inventor
甘华
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CHONGQING GANTAI ENVIRONMENTAL PROTECTION EQUIPMENT Co Ltd
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CHONGQING GANTAI ENVIRONMENTAL PROTECTION EQUIPMENT Co Ltd
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Abstract

The utility model discloses a kind of aquaculture wastewater treatment system, be made up of grating tank, the agitated pool that catchments, solid-liquid separating machine, just heavy hydrolysis acidification pool, IC reactor, one-level anoxic pond, the first carbon alkali lye pond, one-level Aerobic Pond, intermediate sedimentation pond, secondary anoxic pond, the second carbon alkali lye pond, secondary Aerobic Pond, medicament pond, dephosphorization settling tank, acidification pool, the oxygen pool of holding concurrently, sterilization pool, the filler of regulating.The utility model designs this process system according to the feature of feces of farm waste water, good sewage processing effect, final energy qualified discharge, behind carbon alkali lye pond, anoxic pond and Aerobic Pond is entered from IC reactor waste water out, be conducive to microbial growth, improve the efficiency of anoxic and aerobic treatment, while sewage disposal, produce biogas.

Description

Aquaculture wastewater treatment system
Technical field
The utility model relates to a kind of aquaculture wastewater treatment system.
Background technology
In recent years; along with the raising of expanding economy and living standards of the people; livestock products demand also constantly increases; facilitate the livestock breeding industry of China towards mass-producing, intensive future development thereupon; according to investigations, current domestic most plant all have employed the mode of dry clear excrement, and the livestock breeding wastewater of generation is mostly rinse the waste water such as colony house; these waste water directly enter or enter river,lake and reservior with rain drop erosion, make water body blackening smelly.Permeate the ground for a long time, the nitrate content in underground water is increased, water quality deterioration, severe contamination plant's surrounding enviroment and underground water, threaten the healthy of resident near plant.
Utility model content
For existing problem, the purpose of this utility model is to provide a kind of sewage treatment system for farm.
To achieve these goals, the technical solution of the utility model is: a kind of aquaculture wastewater treatment system, comprise grating tank (1), it is characterized in that: the water outlet of described grating tank (1) is connected with the agitated pool that catchments (2), stirrer (2a) is provided with in the described agitated pool that catchments (2), the water outlet of the described agitated pool that catchments (2) is extracted into solid-liquid separating machine (3) by pump, the liquid exit of described solid-liquid separating machine (3) is connected to just heavy adjustment hydrolysis acidification pool (4) by pipeline, the described just heavy bottom of hydrolysis acidification pool (4) that regulates is provided with sludge pump (4a), the described just heavy liquid exit of hydrolysis acidification pool (4) that regulates is connected with the import of IC reactor (5), the upper outlet body of described IC reactor (5) is provided with sludge gas collecting device, the liquid exit of described IC reactor (5) is connected with one-level anoxic pond (7) by pipeline, the outlet of described one-level anoxic pond (7) is connected with the first carbon alkali lye pond (8), the outlet in described first carbon alkali lye pond (8) is connected with one-level Aerobic Pond (9), the outlet of described one-level Aerobic Pond (9) is connected with intermediate sedimentation pond (10) by pipeline, the water outlet of described intermediate sedimentation pond (10) is connected with secondary anoxic pond (11) by pipeline, described secondary anoxic pond (11) is connected with the second carbon alkali lye pond (12) by pipeline, the outlet in described second carbon alkali lye pond (12) is connected with secondary Aerobic Pond (13) by pipeline, described secondary Aerobic Pond (13) is connected with medicament pond (14) by pipeline, Calcified pond (141) and flocculation basin (142) is provided with in described medicament pond (14), the import of described Calcified pond (141) is connected with secondary Aerobic Pond (13), the outlet of described Calcified pond (141) is connected with flocculation basin (142), the outlet of described flocculation basin (142) is connected with dephosphorization settling tank (15), the liquid outlet of described dephosphorization settling tank (15) is connected with acidification pool (16), the liquid outlet of described acidification pool (16) is connected with the double oxygen pool (17).
Adopt such scheme, barrier is mainly used in the preliminary removal to bulk foreign material in water after sewage network accesses sewage work; The agitated pool that catchments stirs residuals in sewage and pumps into solid-liquid separating machine.The effect of solid-liquid separating machine is separated by suspended matter larger for particle diameter in sewage, and isolated material can be used for organic fertilizer production.Just the heavy hydrolysis acidification pool Main Function that regulates is runoff investigation and the tiny foreign material of preliminary precipitation, ensures that follow-up water treatment building normally runs. also play the function of larger molecular organics in acidication waste water.IC reactor decomposing organic matter, and a large amount of COD, BOD removed in waste water produces the reaction unit of biogas.After IC reactor, liquid enters one-level anoxic pond and one-level Aerobic Pond, utilize the pond of microbiological deterioration organism process, in anoxic pond, denitrifying bacterium utilizes the organism carbon source in waste water, be that nitrogen is discharged in air by bringing a large amount of nitrate-nitrogen reduction in backflow mixed liquor into, therefore, BOD declines, and nitrate declines.
Acidic substance during first carbon alkali lye pond is used for and in water, make water be weakly alkaline, are conducive to microbial growth.Improve the efficiency of aerobic reaction.
In one-level Aerobic Pond, organism is degraded by microbial biochemical and continues to decline, and organonitrogen is by ammonification and then nitrated, be ammonia nitrogen concentration decline, but along with digestive process be nitrate increase, P is along with the excessive extraction of polyP bacteria, enter in bacterium, P content in sewage is declined.
One-level Aerobic Pond water out enters medium sediment pool, again precipitates, the excess sludge in removing Aerobic Pond, makes pond, front end remain active.
Intermediate sedimentation pond secondary anoxic pond and secondary Aerobic Pond react further, and more the process of plus depth remaining COD, BOD, makes water quality be cleaned further, process in rear end to polyP bacteria simultaneously.Second carbon alkali lye pond is also to regulate pH, makes applicable microbial growth, improves the efficiency of aerobic treatment.
From secondary Aerobic Pond out after, enter Calcified pond and flocculation basin and dephosphorization settling tank, the unnecessary polyP bacteria produced processed, the polyP bacteria of excessive suction phosphorus is removed from waste water, thus reaches the function of dephosphorization; Simultaneously to remaining excess sludge of generation precipitation.And by adding acid for adjusting pH, improve effluent quality.
Finally enter the double oxygen pool.Effect utilizes the microorganism in pool and algae to carry out a biological disposal upon to sewage and organic waste water, carries out waste water evolution, purify water further by " bath bacterium cogeneration system " in pool.This water quality is just recoverable after sterilization.
In such scheme: described sludge gas collecting device comprises methane purifying system (61) and biogas storage system (62).
In such scheme: described one-level Aerobic Pond (9) is provided with refluxing opening, and this refluxing opening is connected with one-level anoxic pond (7) by pipeline.
In such scheme: described secondary Aerobic Pond (13) is provided with refluxing opening, and this refluxing opening is connected with secondary anoxic pond (11) by pipeline.
In such scheme: the described double oxygen pool (17) is connected with sterilization pool (18).
In such scheme: the middle part in described one-level Aerobic Pond (9) and secondary Aerobic Pond (13) is equipped with filler (19), and the base plate of described one-level Aerobic Pond (9) and secondary Aerobic Pond (13) is equipped with aeration tube (20).
In such scheme: the base plate of described intermediate sedimentation pond (10) is respectively equipped with sludge collecting board (21), described sludge collecting board (21) indention distributes, and the bottom in the middle of every two sludge collecting boards (21) is provided with shore pipe (22).
Beneficial effect: the utility model designs this process system according to the feature of feces of farm waste water, good sewage processing effect, final energy qualified discharge, behind carbon alkali lye pond, anoxic pond and Aerobic Pond is entered from IC reactor waste water out, be conducive to microbial growth, improve the efficiency of anoxic and aerobic treatment, while sewage disposal, produce biogas.
Accompanying drawing illustrates:
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of Aerobic Pond;
Fig. 3 is the structural representation in intermediate sedimentation pond;
Fig. 4 is the structural representation of medicament pond and dephosphorization settling tank.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further described:
Embodiment 1
As Figure 1-4: aquaculture wastewater treatment system of the present utility model is by grating tank 1, catchment agitated pool 2, solid-liquid separating machine 3, just heavy adjustment hydrolysis acidification pool 4, IC reactor 5, sludge gas collecting device, one-level anoxic pond 7, first carbon alkali lye pond 8, one-level Aerobic Pond 9, intermediate sedimentation pond 10, secondary anoxic pond 11, second carbon alkali lye pond 12, secondary Aerobic Pond 13, medicament pond 14, dephosphorization settling tank 15, acidification pool 16, the double oxygen pool 17, sterilization pool 18, filler 19, aeration tube 20, the parts compositions such as sludge collecting board 21 and shore pipe 22.
The water outlet of grating tank 1 is connected with the agitated pool 2 that catchments, catchment in agitated pool 2 and be provided with stirrer 2a, the water outlet of agitated pool 2 of catchmenting is extracted into solid-liquid separating machine 3 by pump, the liquid exit of solid-liquid separating machine 3 is connected to just heavy adjustment hydrolysis acidification pool 4 by pipeline, just the heavy bottom of hydrolysis acidification pool 4 that regulates is provided with sludge pump 4a, just the heavy liquid exit of hydrolysis acidification pool 4 that regulates is connected with the import of IC reactor 5, the upper outlet body of IC reactor 5 is provided with sludge gas collecting device, and sludge gas collecting device comprises methane purifying system 61 and biogas storage system 62.Biogas storage system 62 is connected with user.
IC reactor 5 is high efficiency anaerobic reactor again.The liquid exit of IC reactor 5 is connected with one-level anoxic pond 7 by pipeline, and the outlet of one-level anoxic pond 7 is connected with the first carbon alkali lye pond 8, and what all fill in the first alkali lye pond 8 and the second alkali lye pond 12 is sodium carbonate solution.By the pH value of the first carbon alkali lye pond 8 regulates liquid, be conducive to microbial growth, the outlet in the first carbon alkali lye pond 8 is connected with one-level Aerobic Pond 9, and one-level Aerobic Pond 9 is provided with refluxing opening, and this refluxing opening is connected with one-level anoxic pond 7 by pipeline.The outlet of one-level Aerobic Pond 9 is connected with intermediate sedimentation pond 10 by pipeline, the water outlet in intermediate sedimentation pond 10 is connected with secondary anoxic pond 11 by pipeline, secondary anoxic pond 11 is connected with the second carbon alkali lye pond 12, the outlet in the second carbon alkali lye pond 12 is connected with secondary Aerobic Pond 13 by pipeline, secondary Aerobic Pond 13 is provided with refluxing opening, and this refluxing opening is connected with secondary anoxic pond 11 by pipeline.Secondary Aerobic Pond 13 is connected with medicament pond 14 by pipeline, Calcified pond 141 and flocculation basin 142 is provided with in medicament pond 14, the import of Calcified pond 141 is connected with secondary Aerobic Pond 13, the outlet of Calcified pond 141 is connected with flocculation basin 142, stirrer is provided with in flocculation basin 142, the outlet of flocculation basin 142 is connected with dephosphorization settling tank 15, and the liquid outlet of dephosphorization settling tank 15 is connected with acidification pool 16, and the liquid outlet of acidification pool 16 is connected with the double oxygen pool 17.The double oxygen pool 17 is connected with sterilization pool 18.
Middle part in one-level Aerobic Pond 9 and secondary Aerobic Pond 13 is equipped with filler 19, the base plate of one-level Aerobic Pond 9 and secondary Aerobic Pond 13 is equipped with aeration tube 20.Described aeration tube 20 is connected with gas blower 23.The base plate in intermediate sedimentation pond 10 is respectively equipped with sludge collecting board 21, sludge collecting board 21 indention distributes, and the bottom in the middle of every two sludge collecting boards 21 is provided with shore pipe 22.
Described dephosphorization settling tank 15 comprises pond body 151, water-in 152 is provided with on the top of the right side wall of pond body 151, the top of left side wall is provided with water outlet 153, the middle part of described pond body 151 is provided with vertical baffle 154, distance is had between this vertical baffle 154 and base plate of pond body 151, packing layer 155 is provided with between the lower end of described vertical baffle 154 and the left side wall of pond body 151, baffle plate 156 is provided with before described water-in 152, on the top cover of described baffle plate 156 device pond body 151, the lower end of described baffle plate 156 extends to below water-in 152, baffle plate 156 avoids the sewage of pump suction to spatter everywhere.The base plate of described pond body 151 is also provided with sludge collecting board 21, described sludge collecting board 21 indention distribution, the bottom of the centre of described sludge collecting board 21 is provided with shore pipe 22, described dephosphorization settling tank 15, the just heavy mud of the bottom in hydrolysis acidification pool 4 and intermediate sedimentation pond 10 that regulates are extracted into sludge drying pond by sludge pump, mummifying pool effect is solid-liquid separation, mud to enter after mummifying pool precipitate and separate under gravity, and clear liquid enters perforated tube from bottom, and dry-matter is by manually removing.
More than describe preferred embodiment of the present utility model in detail.Should be appreciated that those of ordinary skill in the art just can make many modifications and variations according to design of the present utility model without the need to creative work.Therefore, all technician in the art according to design of the present utility model on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment, all should by the determined protection domain of claims.

Claims (7)

1. an aquaculture wastewater treatment system, comprise grating tank (1), it is characterized in that: the water outlet of described grating tank (1) is connected with the agitated pool that catchments (2), stirrer (2a) is provided with in the described agitated pool that catchments (2), the water outlet of the described agitated pool that catchments (2) is extracted into solid-liquid separating machine (3) by pump, the liquid exit of described solid-liquid separating machine (3) is connected to just heavy adjustment hydrolysis acidification pool (4) by pipeline, the described just heavy bottom of hydrolysis acidification pool (4) that regulates is provided with sludge pump, the described just heavy liquid exit of hydrolysis acidification pool (4) that regulates is connected with the import of IC reactor (5), the upper outlet body of described IC reactor (5) is provided with sludge gas collecting device, the liquid exit of described IC reactor (5) is connected with one-level anoxic pond (7) by pipeline, the outlet of described one-level anoxic pond (7) is connected with the first carbon alkali lye pond (8), the outlet in described first carbon alkali lye pond (8) is connected with one-level Aerobic Pond (9), the outlet of described one-level Aerobic Pond (9) is connected with intermediate sedimentation pond (10) by pipeline, the water outlet of described intermediate sedimentation pond (10) is connected with secondary anoxic pond (11) by pipeline, described secondary anoxic pond (11) is connected with the second carbon alkali lye pond (12) by pipeline, the outlet in described second carbon alkali lye pond (12) is connected with secondary Aerobic Pond (13) by pipeline, described secondary Aerobic Pond (13) is connected with medicament pond (14) by pipeline, Calcified pond (141) and flocculation basin (142) is provided with in described medicament pond (14), the import of described Calcified pond (141) is connected with secondary Aerobic Pond (13), the outlet of described Calcified pond (141) is connected with flocculation basin (142), the outlet of described flocculation basin (142) is connected with dephosphorization settling tank (15), the liquid outlet of described dephosphorization settling tank (15) is connected with acidification pool (16), the liquid outlet of described acidification pool (16) is connected with the double oxygen pool (17).
2. aquaculture wastewater treatment system according to claim 1, is characterized in that: described sludge gas collecting device comprises methane purifying system (61) and biogas storage system (62).
3. aquaculture wastewater treatment system according to claim 1, is characterized in that: described one-level Aerobic Pond (9) is provided with refluxing opening, and this refluxing opening is connected with one-level anoxic pond (7) by pipeline.
4. aquaculture wastewater treatment system according to claim 3, is characterized in that: described secondary Aerobic Pond (13) is provided with refluxing opening, and this refluxing opening is connected with secondary anoxic pond (11) by pipeline.
5. aquaculture wastewater treatment system according to claim 1, is characterized in that: the described double oxygen pool (17) is connected with sterilization pool (18).
6. aquaculture wastewater treatment system according to claim 1, it is characterized in that: the middle part in described one-level Aerobic Pond (9) and secondary Aerobic Pond (13) is equipped with filler (19), and the base plate of described one-level Aerobic Pond (9) and secondary Aerobic Pond (13) is equipped with aeration tube (20).
7. aquaculture wastewater treatment system according to claim 1, it is characterized in that: the base plate of described intermediate sedimentation pond (10) is respectively equipped with sludge collecting board (21), described sludge collecting board (21) indention distributes, and the bottom in the middle of every two sludge collecting boards (21) is provided with shore pipe (22).
CN201420731764.3U 2014-11-28 2014-11-28 Aquaculture wastewater treatment system Expired - Fee Related CN204342601U (en)

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CN201420731764.3U CN204342601U (en) 2014-11-28 2014-11-28 Aquaculture wastewater treatment system

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Application Number Priority Date Filing Date Title
CN201420731764.3U CN204342601U (en) 2014-11-28 2014-11-28 Aquaculture wastewater treatment system

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105084681A (en) * 2015-09-30 2015-11-25 四川理工学院 Process for treating livestock slaughter wastewater

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105084681A (en) * 2015-09-30 2015-11-25 四川理工学院 Process for treating livestock slaughter wastewater

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CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20150520

Termination date: 20161128