CN208995327U - A kind of integrated rural sanitary sewage intensified denitrification and dephosphorization processing equipment - Google Patents
A kind of integrated rural sanitary sewage intensified denitrification and dephosphorization processing equipment Download PDFInfo
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- CN208995327U CN208995327U CN201821393896.4U CN201821393896U CN208995327U CN 208995327 U CN208995327 U CN 208995327U CN 201821393896 U CN201821393896 U CN 201821393896U CN 208995327 U CN208995327 U CN 208995327U
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Abstract
A kind of integrated rural sanitary sewage intensified denitrification and dephosphorization processing equipment, including sequentially connected conditioning tank, first scarce the first aerobic tank of oxygen pond ﹑, second scarce the second aerobic tank of oxygen pond ﹑ ﹑ third anoxic pond, third aerobic tank and sludge-tank, fixed sustained release dephosphorization modular unit is provided in first aerobic tank and the second aerobic tank, the fixed sustained release dephosphorization modular unit is in net frame structure, in-built solid state porous sustained-release efficient dephosphorization agent.The utility model intensified denitrification and dephosphorization is, it can be achieved that country sewage level-one A stably reaching standard, occupied area are small, process flow is succinctly smooth, and auxiliary auxiliary facility is simple, is applicable to the processing of low-carbon-source reinforced sewage, water quality is adaptable, and operation maintenance cost is low, is not necessarily to additional carbon；Sludge-tank sludge periodically transports outward processing or for agricultural production.
Description
Technical field
The utility model relates to field of environment protection equipment, at specially a kind of integrated rural sanitary sewage intensified denitrification and dephosphorization
Manage equipment.
Background technique
For a long time, rural sewage treatment and operation are the generality problem of China's new countryside construction, and overall sewage
Administer the weak link in pattern.Since 2012-2013, the investment of China villages and small towns sewage treatment facility enters new round increasing
For a long time, the sewage treatment in especially rural area, which is invested, reaches 228.8 hundred million yuan in 2016, increases nearly 70% compared with 2013,2017 with
The processing for carrying out China's country sewage shows explosive growth, and rural domestic sewage treatment shows booming situation.
Domestic sewage in rural areas is since sewage distribution relatively disperses, and coverage is wide, pipe network collection system is unsound, life in the countryside
Concentration of wastewater change greatly, variation water quality greatly the features such as, therefore there are biggish difficulty during pollution control, another aspect
The operation management of country sewage is always the problem of a puzzlement industry, due to facility dispersion, the heavy workload of maintenance management, such as
Many sewage disposal devices devise dosing measure, and the replacement of medicament becomes the big problem of day-to-day operation, and rural sewage treatment is set
Excess sludge can equally be generated by applying, the more problem of headache in the processing and industry of excess sludge.
With the raising in recent years, discharging water standard, total nitrogen total phosphorus is up to standard to become the new of rural domestic sewage treatment
Challenge, during level-one B is upgraded to level-one A, total nitrogen need from 15mg/L mention mark to 10mg/L, total phosphorus then need from
1.0mg/L mentions mark to 0.5mg/L, and in the large-scale municipal sewage plant in cities and towns, the above-mentioned mark process that mentions can be big by adding
Medicament, carbon source are measured, the measures such as construction denitrification filter pool mention mark to realize, but in field of rural sewage water treatment, above-mentioned measure can
Can there are investment and the greatly challenge of operational management aspect.
Utility model content
The purpose of this utility model is to provide a kind of integrated rural sanitary sewage intensified denitrification and dephosphorization processing equipment, with
Solve the problems mentioned above in the background art.
To achieve the above object, the utility model provides the following technical solutions:
A kind of integrated rural sanitary sewage intensified denitrification and dephosphorization processing equipment, including sequentially connected conditioning tank, first
The first aerobic tank of oxygen pond ﹑, second scarce the second aerobic tank of oxygen pond ﹑ ﹑ third anoxic pond, third aerobic tank and sludge-tank are lacked, it is described
In conditioning tank, first scarce the first aerobic tank of oxygen pond ﹑, second scarce the second aerobic tank of oxygen pond ﹑ ﹑ third anoxic pond and third aerobic tank
It is equipped with the aeration tube with aeration head, is equipped with air valve in each the aeration tube, first aerobic tank and second aerobic
Fixed sustained release dephosphorization modular unit is provided in pond, the fixed sustained release dephosphorization modular unit is in net frame structure, in-built solid state
Porous sustained-release efficient dephosphorization agent.
Further, the partial size of the solid porous sustained release efficient dephosphorization agent is 4 ~ 6mm.
Further, membrane separation plant is equipped in third aerobic tank.
Preferably, the membrane separation plant uses preparation of anti-fouling ultrafiltration membrane.
Further, first anoxic pond, the second anoxic pond and third anoxic pond are respectively equipped with water entry.
The utility model intensified denitrification and dephosphorization is, it can be achieved that country sewage level-one A stably reaching standard, and occupied area is small, technique stream
Journey is succinctly smooth, and auxiliary auxiliary facility is simple；
Three-stage processing equipment, intakes in anoxic pond, realizes denitrification using carbon source, improves denitrogenation utilization of carbon source efficiency,
Without reflux, it is applicable to the processing of low-carbon-source reinforced sewage, water quality is adaptable, and operation maintenance cost is low, it is not necessarily to additional carbon,
MBR design can effectively improve sludge concentration, improve nitric efficiency；
It dexterously is aerated dissolved oxygen using the pond O, using electrochemical corrosion and microbiologic(al) corrosion mechanism, realizes sustained release dephosphorization agent
Efficiently release, efficient reinforced phosphor-removing function；Sludge-tank sludge periodically transports outward processing or for agricultural production；
A whole set of processing equipment is equipped with emergency system, when occur sewage it is not up to standard when, sewage is by discharge of pipes to conditioning tank
Again it handles, to ensure discharge after sewage is up to standard.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig. 1, the utility model provides a kind of technical solution:
A kind of integrated rural sanitary sewage intensified denitrification and dephosphorization processing equipment, including sequentially connected conditioning tank 1, first
2 ﹑ the first aerobic tank 3 of anoxic pond, 4 the second aerobic tank of ﹑ of the second anoxic pond, 5 ﹑ third anoxic pond 6, third aerobic tank 7 and sludge-tank
8, conditioning tank 1,2 ﹑ the first aerobic tank 3 of the first anoxic pond, 4 the second aerobic tank of ﹑ of the second anoxic pond, 5 ﹑ third anoxic pond 6 and third
It is equipped with the aeration tube 8 with aeration head in aerobic tank 7, air valve 81 is equipped on each aeration tube 8, the first anoxic pond 2, second lacks
Oxygen pond 4 and third anoxic pond 6 are respectively equipped with water entry 10.The utility model uses (A/O)3Biochemical wastewater treatment technique is
To traditional A/A/O(, that is, A2/O) General Promotion of technique, designs three sections of concatenated ponds A/O in the design, forms anoxic/aerobic and lack
The continuous flowing of oxygen/aerobic-anoxic/aerobic, (A/O)3Unit enhances the removal to total nitrogen, (A/O)3Middle unit, by sewage point
Multistage enters anoxic pond and aerobic tank in biological tank, and the carbon source in sewage is made selectively to supply different function area, preferential to use
In denitrification denitrogenation etc., can effectively save carbon source, grade AO series connection can cancel interior refluxing unit, upper level digestive juice completely into
Next stage anoxic pond carries out denitrification, and strengthened denitrification effect improves nitric efficiency.
Fixed sustained release dephosphorization modular unit 9 is provided in first aerobic tank 3 and the second aerobic tank 5, fixed sustained release removes
Phosphorus modular unit 9 is in net frame structure, in-built solid state porous sustained-release efficient dephosphorization agent.The solid porous sustained release efficient dephosphorization agent
Partial size is 4 ~ 6mm, to be sintered filler rich in the porous of the active metals such as iron aluminium element, high-specific surface area, high activity.In electrochemistry
And under Microbial Corrosion of Mild Steel, slow release dephosphorization effective component generates ferric phosphate with phosphate radical and precipitates removal total phosphorus in turn.Its
The period is sustained up to half a year to 1 year, makes up biological phosphate-eliminating loss in efficiency caused by anaerobic pond missing, and reinforced phosphor-removing effect,
Sustained release processing module greatly alleviates the cumbersome and equipment investment of adding of agent, while avoiding post-processing chemical dephosphorization unit
Necessity of device installation.
It is equipped with membrane separation plant (not marking in figure) in third aerobic tank 7, using preparation of anti-fouling ultrafiltration membrane, the UF membrane is set
Standby is membrane bioreactor, replaces secondary settling tank that high activity sludge concentration is kept to reduce at sewage in the bioreactor with membrane module
Facility land occupation is managed, while improving denitrification efficiency.Realize treatment effeciency is high, effluent quality is good, facility compact, occupied area are small,
The advantages that easily realizing and automatically control, reducing biological pool volume, its working principle is that: setting is from film filtering ponds to the first anoxic pond
Sludge return pipe system, supplement the first anoxic pond sludge loss, under sewage disposal device operating condition, the sludge of the first order
It can slowly flow backward, UF membrane pond to the end, concentration highest needs this partial sludge being back to first lack this when
Oxygen pond, allows whole system sludge balance again, plays effect.
In addition, sludge-tank 8 is connect with a clear water reserviors 80, while sludge-tank 8 is equipped with return pipe 82, return pipe 82 and conditioning tank
Connection, when occur sewage it is not up to standard when, sewage is emitted into conditioning tank 1 and is handled again by return pipe 82, to ensure that sewage is up to standard
After discharge.
With Guangdong village rural domestic sewage treatment facility actual motion effect be for objectives of examination, investigate equipment to COD,
The removal effect of total nitrogen, total phosphorus, ammonia nitrogen, it is 20 ton/days which, which handles water scale, and COD influent concentration is in 80-200mg/L
Between, ammonia nitrogen fluctuates between 1.0-3.5mg/L in 20-40mg/L, total nitrogen in 25-50mg/L, total phosphorus.Using the art of this patent
It is 12h that equipment, which designs total residence time, wherein anoxic 5 hours, aerobic 7 hours, designs dephosphorization module 12, individually loads dephosphorization
Agent 50kg amounts to and loads sustained release dephosphorization agent 600kg.Six months water outlet numerical stabilities of operation reach level-one A standard, and wherein total phosphorus is long
Phase stablizes in 0.4mg/L hereinafter, total nitrogen is in 15mg/L or less.
It is to investigate equipment pair for objectives of examination with Guangzhou Guangdong's community domestic wastewater treatment facility actual motion effect
The removal effect of COD, total nitrogen, total phosphorus, ammonia nitrogen, it is 100 ton/days which, which handles water scale, and COD influent concentration is in 100-
Between 300mg/L, ammonia nitrogen is fluctuated between 1.5-3.5mg/L in 35-50mg/L, total nitrogen in 40-60mg/L, total phosphorus.Using this
It is 16h that technical equipment of the patent, which designs total residence time, wherein anoxic 7 hours, aerobic 8 hours.Design dephosphorization module 30, individually
Dephosphorization agent 50kg is loaded, amounts to and loads sustained release dephosphorization agent 1500kg, in addition supplements useless oat sugar as denitrogenation carbon source dosage 60-
80mg/L.Six months water outlet indices numerical stabilities of operation reach level-one A standard.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of integrated rural sanitary sewage intensified denitrification and dephosphorization processing equipment, including conditioning tank, which is characterized in that further include
Sequentially connected first scarce the first aerobic tank of oxygen pond ﹑, second scarce the second aerobic tank of oxygen pond ﹑ ﹑ third anoxic pond, third aerobic tank with
And sludge-tank, the conditioning tank, first scarce the first aerobic tank of oxygen pond ﹑, second scarce the second aerobic tank of oxygen pond ﹑ ﹑ third anoxic pond with
And the aeration tube with aeration head is equipped in third aerobic tank, air valve is equipped in each the aeration tube, described first is aerobic
Fixed sustained release dephosphorization modular unit is provided in pond and the second aerobic tank, the fixed sustained release dephosphorization modular unit is in screen frame
Structure, in-built solid state porous sustained-release efficient dephosphorization agent.
2. a kind of integrated rural sanitary sewage intensified denitrification and dephosphorization processing equipment according to claim 1, feature exists
In the partial size of the solid porous sustained release efficient dephosphorization agent is 4 ~ 6mm.
3. a kind of integrated rural sanitary sewage intensified denitrification and dephosphorization processing equipment according to claim 1, feature exist
In equipped with membrane separation plant in third aerobic tank.
4. a kind of integrated rural sanitary sewage intensified denitrification and dephosphorization processing equipment according to claim 3, feature exist
In the membrane separation plant uses preparation of anti-fouling ultrafiltration membrane.
5. a kind of integrated rural sanitary sewage intensified denitrification and dephosphorization processing equipment according to claim 1, feature exist
In first anoxic pond, the second anoxic pond and third anoxic pond are respectively equipped with water entry.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821393896.4U CN208995327U (en) | 2018-08-28 | 2018-08-28 | A kind of integrated rural sanitary sewage intensified denitrification and dephosphorization processing equipment |
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| CN201821393896.4U CN208995327U (en) | 2018-08-28 | 2018-08-28 | A kind of integrated rural sanitary sewage intensified denitrification and dephosphorization processing equipment |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111072218A (en) * | 2019-12-05 | 2020-04-28 | 南京万德斯环保科技股份有限公司 | Rural domestic sewage treatment system and method |
| CN111635077A (en) * | 2020-06-15 | 2020-09-08 | 大禹环保（天津）有限公司 | Sewage treatment system for supplementing carbon source by sludge acid production and use method thereof |
| CN111995053A (en) * | 2020-08-24 | 2020-11-27 | 哈尔滨工业大学 | A/A/O system based on synchronous reinforced biochemical phosphorus removal of powdered lanthanum-based adsorbent |
| CN113896312A (en) * | 2021-10-26 | 2022-01-07 | 一澄环境科技(武汉)有限公司 | Processing technology of phosphorus removal material for sewage treatment |
-
2018
- 2018-08-28 CN CN201821393896.4U patent/CN208995327U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111072218A (en) * | 2019-12-05 | 2020-04-28 | 南京万德斯环保科技股份有限公司 | Rural domestic sewage treatment system and method |
| CN111072218B (en) * | 2019-12-05 | 2024-04-23 | 南京万德斯环保科技股份有限公司 | Rural domestic sewage treatment system and method |
| CN111635077A (en) * | 2020-06-15 | 2020-09-08 | 大禹环保（天津）有限公司 | Sewage treatment system for supplementing carbon source by sludge acid production and use method thereof |
| CN111995053A (en) * | 2020-08-24 | 2020-11-27 | 哈尔滨工业大学 | A/A/O system based on synchronous reinforced biochemical phosphorus removal of powdered lanthanum-based adsorbent |
| CN111995053B (en) * | 2020-08-24 | 2022-01-28 | 哈尔滨工业大学 | A/A/O system based on synchronous reinforced biochemical phosphorus removal of powdered lanthanum-based adsorbent |
| CN113896312A (en) * | 2021-10-26 | 2022-01-07 | 一澄环境科技(武汉)有限公司 | Processing technology of phosphorus removal material for sewage treatment |
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