CN203048728U - Rural sewage treatment system - Google Patents
Rural sewage treatment system Download PDFInfo
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- CN203048728U CN203048728U CN 201220604835 CN201220604835U CN203048728U CN 203048728 U CN203048728 U CN 203048728U CN 201220604835 CN201220604835 CN 201220604835 CN 201220604835 U CN201220604835 U CN 201220604835U CN 203048728 U CN203048728 U CN 203048728U
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- sewage
- pond
- denitrification
- hydrolytic
- contact
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Abstract
The utility model discloses a rural sewage treatment system which comprises a hydrolytic adjusting pond for adjusting water concentration and amount of domestic sewage, a hydrolytic pond in which flexible plastic combined filler is placed, a contact oxidation pond for aerobic treatment for sewage, an aerating device connected with the contact oxidation pond and used for providing enough oxygen for the contact oxidation pond, a settling pond for removing proliferative cells SS (suspended solid) after biochemical treatment and water-insoluble phosphorus molecules, and a denitrification pond for denitrifying the treated sewage, wherein the flexible plastic combined filler is arranged in array and is further provided with PE (Polyethylene) strands for microorganisms to live, and in the hydrolytic pond, the microorganisms can handle the domestic sewage in an oxygen-free or anaerobic manner; and the hydrolytic adjusting pond, the hydrolytic pond, the contact oxidation pond, the settling pond and the denitrification pond are sequentially communicated sequentially by pipelines to work.
Description
Technical field
The utility model relates to environmental protection technical field, is specifically related to a kind of domestic sewage in rural areas by using treatment system.
Background technology
Along with improving constantly of living standards of the people, the problem of short water supply and sewage discharge is more and more outstanding.At present, the most sanitary sewage in China rural area adopts the directly mode of discharging, does not take due control measures, has increased the weight of the pollution to environment.Under the new policy of national sustainable development; environment protection has been subjected to governments at all levels and national people's attention; administer to protect the importance of the environment that the mankind depend on for existence increasing completely to sewage, energy-efficient urban sewage treatment technology and technology can play bigger pushing effect for development and national economy.
Set up the country sewage treatment station to improving water body environment such as landscaped area, pool, river, rural area, ensure that the rural economy development plays a part very important.Along with expanding economy, standard of living improves, demographic and economic growth, extensive Development patterns, inorganization big area apply pollutent, wastewater treatment rate is on the low side, and sacrificialing environment and resource go to pursue immediate interest etc., all are to cause water to pollute the reason that is on the rise.Be used to irrigate without the sewage of fully handling in a large number, made the farmland be subjected to the pollution of synthesis of organic substance.In the basin that accounts for area 85%, by 372 representative area sampling surveys, find that 1/10 of national grain aggregate does not meet hygienic standard according to the Ministry of Agriculture.Sewage irrigation also causes grain yield low, pollutes and strengthens, and nutritive ingredient descends.Long-term polluted water is irrigated pathogenic agent, mutagenesis, carcinogenic substance is moved in the human body by foods such as grain, vegetables, fruit, serious harm HUMAN HEALTH.Water pollutes and also aquaculture is caused great harm, and pollution of waterhead makes original water technology be subjected to unprecedented challenge.
Because setting up a sewage work needs great amount of manpower and material resources, for the processing cost height of domestic sewage in rural areas by using, floor space is big, has restricted the development of sewage disposal greatly.
So be badly in need of a kind of small-sized domestic sewage processing system of being convenient to the installation and maintenance management, the sanitary sewage of rural area, residential quarter handled.
The utility model content
The purpose of this utility model is at above-mentioned deficiency, and a kind of domestic sewage in rural areas by using treatment system is provided, and by adopting the apparatus integration design, makes Sewage treatment systems be convenient to management and transportation.
The technical scheme that the utility model adopts for achieving the above object is:
A kind of country sewage treatment system is characterized in that it comprises a hydrolyzing regulation pond, regulates water concentration and the water yield of sanitary sewage; One hydrolytic tank, put into the flexiplast combined stuffing in this hydrolytic tank, this flexiplast combined stuffing is arrayed, and also is provided with the PE strand of dwelling living for microorganism on the flexiplast combined stuffing, in hydrolytic tank, by described microorganism sanitary sewage is carried out anaerobic and handle; One contact-oxidation pool is placed with described flexiplast combined stuffing in contact-oxidation pool, by microorganism sewage is carried out aerobic and handle; One aerating apparatus is connected with described contact-oxidation pool, for contact-oxidation pool provides sufficient oxygen; One settling tank is provided with separator for mud and water in settling tank, the biochemical impurity that exists in proliferative cell and newborn phosphoric acid salt and the sewage that produces separates gravity settling together to the settling tank bottom, and discharges by the sewage draining exit of settling tank bottom; One denitrification treating pond, in the denitrification pond, be placed with described flexiplast combined stuffing, be provided with denitrifying bacteria at described PE strand, adopt fixing film mode to carry out denitrification under the continuous anoxic condition, this denitrification treating pond is anaerobic environment, sewage is carried out denitrification handle; Described hydrolyzing regulation pond, hydrolytic tank, contact-oxidation pool, settling tank and denitrification pond are communicated with work successively by pipeline.
At the PE strand anaerobion is set, with the macromolecular substance in the sewage, resolves into a plurality of small-molecule substances, simultaneously the protein decomposition and inversion in the sewage is become NH
3-N.Spacing between the described PE strand is 150mm, and the spacing between the described flexiplast combined stuffing is similarly 150mm.
Set oxygen animalcule at the PE strand, to COD, BOD
5Carry out catalytic oxidation, make it change into CO
2And H
2O, nitrifier is with NH
3-N changes into NO
2 -And NO
3 -
By denitrifying bacteria, will be after nitrated resulting NO
2 -And NO
3 -Carry out denitrification, form N
2
Add dephosphorization agent, utilize pneumatic blending, make that being dissolved in the sewage phosphorus acid group is converted to water-fast phosphoric acid salt.
Described PE strand is handled through chemical oxidizing agent, makes the surface passivation of PE strand, is convenient to microorganism and better dwells on the PE strand.Described chemical oxidizing agent is H
2O
2, Fe
2+And H
+Etc. coarse oxygenant.
Described aerating apparatus is interconnective boring aeration pipe, aerated conduit valve and gas blower.
In described hydrolytic tank, contact-oxidation pool, settling tank and denitrification pond, be equipped with dissolved oxygen, NH
3-N and water level sensor, and be used for surveying chemical oxygen demand COD in the sewage, biochemical oxygen demand (BOD) BOD
5, ammonia nitrogen NH
3The detector of-N and phosphorus P content, drainage position also is provided with the detector of nitrogen and phosphorus content, realizes the intellectuality control of sewage disposal.
Described hydrolytic tank, contact-oxidation pool, settling tank and denitrification pond are steel construction, and adopt the heavily rotproofing of epoxy coal.
Each integral part of this Sewage treatment systems is that order distributes and the modular construction that is connected successively.
The beneficial effects of the utility model are: adopt the multi-stage biological treatment process, but the biological contact of forward type hydrolysis greatly improves follow-up natural disposition, improves resistance to overload shock.Adopt the pulling flow type bio-contact oxidation, its treatment effect is better than the hybrid or complete hybrid living organism oxidation pond of two-stage tandem fully.And specific activity sludge sump volume is little, and is strong to the adaptability of water quality, and the anti impulsion load performance is good, and stable effluent quality can not produce sludge bulking.Adopt the novel elastic 3-D filler in the pond, specific surface area is big, the microorganism easy to be filmed, and demoulding under same organic loading condition, to the organic removal rate height, can improve airborne oxygen solubleness in water.Biochemistry pool adopts biological contact oxidation process, the volume load of its filler is lower, and it is disconnected that microorganism is in the autoxidation rank, and sludge output is few, only need mud of three months (90 days) above row, sludge sump and equalizing tank underground with being built in (aspirating or be dehydrated into the mud cake outward transport with dung-cart).This microkinetic domestic sewage treatment device operation produces foul smell hardly, does not need to be equipped with deodorizing side's facility.Device adopts integrated design, makes Sewage treatment systems be convenient to management and transportation, has saved cost simultaneously, is convenient to popularizing of sewage disposal.
Description of drawings
Fig. 1 is the utility model device plane figure synoptic diagram;
Fig. 2 is the utility model process flow sheet;
Fig. 3 is the utility model flexiplast combined stuffing structural representation.
Embodiment
Embodiment: referring to Fig. 1 to Fig. 3, present embodiment provides a kind of country sewage treatment system, it is characterized in that, it comprises a hydrolyzing regulation pond, regulates water concentration and the water yield of sanitary sewage; One hydrolytic tank, put into the flexiplast combined stuffing in this hydrolytic tank, this flexiplast combined stuffing is arrayed, and also is provided with the PE strand of dwelling living for microorganism on the flexiplast combined stuffing, in hydrolytic tank, by described microorganism sanitary sewage is carried out anaerobic and handle; One contact-oxidation pool is placed with described flexiplast combined stuffing in contact-oxidation pool, by microorganism sewage is carried out aerobic and handle; One aerating apparatus is connected with described contact-oxidation pool, for contact-oxidation pool provides sufficient oxygen; One settling tank is provided with separator for mud and water in settling tank, the biochemical impurity that exists in proliferative cell and newborn phosphoric acid salt and the sewage that produces separates gravity settling together to the settling tank bottom, and discharges by the sewage draining exit of settling tank bottom; One denitrification treating pond, in the denitrification pond, be placed with described flexiplast combined stuffing, be provided with denitrifying bacteria at described PE strand, adopt fixing film mode to carry out denitrification under the continuous anoxic condition, this denitrification treating pond is anaerobic environment, sewage is carried out denitrification handle; Described hydrolyzing regulation pond, hydrolytic tank, contact-oxidation pool, settling tank and denitrification pond are communicated with work successively by pipeline.
At the PE strand anaerobion is set, with the macromolecular substance in the sewage, resolves into a plurality of small-molecule substances, simultaneously the protein decomposition and inversion in the sewage is become NH
3-N.Spacing between the described PE strand is 150mm, and the spacing between the described flexiplast combined stuffing is similarly 150mm.
Set oxygen animalcule at the PE strand, to COD, BOD
5Carry out catalytic oxidation, make it change into CO
2And H
2O, nitrifier is with NH
3-N changes into NO
2 -And NO
3 -
By denitrifying bacteria, will be after nitrated resulting NO
2 -And NO
3 -Carry out denitrification, form N
2
Add dephosphorization agent, utilize pneumatic blending, make that being dissolved in the sewage phosphorus acid group is converted to water-fast phosphoric acid salt.
Described PE strand is handled through chemical oxidizing agent, makes the surface passivation of PE strand, is convenient to microorganism and better dwells on the PE strand.Described chemical oxidizing agent is H
2O
2, Fe
2+And H
+Etc. coarse oxygenant.
Described aerating apparatus is interconnective boring aeration pipe, aerated conduit valve and gas blower.
In described hydrolytic tank, contact-oxidation pool, settling tank and denitrification pond, be equipped with dissolved oxygen, NH
3-N and water level sensor, and be used for surveying chemical oxygen demand COD in the sewage, biochemical oxygen demand (BOD) BOD
5, ammonia nitrogen NH
3The detector of-N and phosphorus P content, drainage position also is provided with the detector of nitrogen and phosphorus content, realizes the intellectuality control of sewage disposal.
Described hydrolytic tank, contact-oxidation pool, settling tank and denitrification pond are steel construction, and adopt the heavily rotproofing of epoxy coal.
Each integral part of this Sewage treatment systems is that order distributes and the modular construction that is connected successively, is convenient to construction and running maintenance and management.
But the above only is preferable possible embodiments of the present utility model, is not in order to limit to claim of the present utility model, so the equivalent structure that all utilization the utility model specification sheetss and accompanying drawing content are done changes, all to be included in the protection domain of the present utility model.
Claims (5)
1. a country sewage treatment system is characterized in that, it comprises a hydrolyzing regulation pond, regulates water concentration and the water yield of sanitary sewage; One hydrolytic tank, put into the flexiplast combined stuffing in this hydrolytic tank, this flexiplast combined stuffing is arrayed, and also is provided with the PE strand of dwelling living for microorganism on the flexiplast combined stuffing, in hydrolytic tank, by described microorganism sanitary sewage is carried out anaerobic and handle; One contact-oxidation pool is placed with described flexiplast combined stuffing in contact-oxidation pool, by microorganism sewage is carried out aerobic and handle; One aerating apparatus is connected with described contact-oxidation pool, for contact-oxidation pool provides sufficient oxygen; One settling tank is provided with separator for mud and water in settling tank, the biochemical impurity that exists in proliferative cell and newborn phosphoric acid salt and the sewage that produces separates gravity settling together to the settling tank bottom, and discharges by the sewage draining exit of settling tank bottom; One denitrification treating pond, in the denitrification pond, be placed with described flexiplast combined stuffing, be provided with denitrifying bacteria at described PE strand, adopt fixing film mode to carry out denitrification under the continuous anoxic condition, this denitrification treating pond is anaerobic environment, sewage is carried out denitrification handle; Described hydrolyzing regulation pond, hydrolytic tank, contact-oxidation pool, settling tank and denitrification pond are communicated with work successively by pipeline.
2. domestic sewage in rural areas by using treatment system according to claim 1 is characterized in that, described aerating apparatus is interconnective boring aeration pipe, aerated conduit valve and gas blower.
3. domestic sewage in rural areas by using treatment system according to claim 1 is characterized in that, is equipped with dissolved oxygen, NH in described hydrolytic tank, contact-oxidation pool, settling tank and denitrification pond
3-N and water level sensor, and be used for surveying chemical oxygen demand COD in the sewage, biochemical oxygen demand (BOD) BOD
5, ammonia nitrogen NH
3The detector of-N and phosphorus P content, drainage position also is provided with the detector of nitrogen and phosphorus content, realizes the intellectuality control of sewage disposal.
4. domestic sewage in rural areas by using treatment system according to claim 1 is characterized in that, described hydrolytic tank, contact-oxidation pool, settling tank and denitrification pond are steel construction, and adopts the heavily rotproofing of epoxy coal.
5. domestic sewage in rural areas by using treatment system according to claim 1 is characterized in that, each integral part of this Sewage treatment systems is that order distributes and the modular construction that is connected successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220604835 CN203048728U (en) | 2012-11-15 | 2012-11-15 | Rural sewage treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220604835 CN203048728U (en) | 2012-11-15 | 2012-11-15 | Rural sewage treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203048728U true CN203048728U (en) | 2013-07-10 |
Family
ID=48731705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220604835 Expired - Fee Related CN203048728U (en) | 2012-11-15 | 2012-11-15 | Rural sewage treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203048728U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105417853A (en) * | 2015-11-20 | 2016-03-23 | 交通运输部科学研究院 | Multi-cycle self-backflow small living sewage treatment system with denitrification function |
| CN110320335A (en) * | 2019-07-19 | 2019-10-11 | 东北大学 | A kind of polynary robust flexible measurement method about wastewater treatment effluent quality index |
| CN114315010A (en) * | 2020-12-01 | 2022-04-12 | 深圳禾众环境科技有限公司 | Water treatment equipment and water treatment system |
-
2012
- 2012-11-15 CN CN 201220604835 patent/CN203048728U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105417853A (en) * | 2015-11-20 | 2016-03-23 | 交通运输部科学研究院 | Multi-cycle self-backflow small living sewage treatment system with denitrification function |
| CN105417853B (en) * | 2015-11-20 | 2017-12-29 | 交通运输部科学研究院 | A kind of multi-cycle formula for possessing denitrification functions is from flowing back small-sized domestic sewage processing system |
| CN110320335A (en) * | 2019-07-19 | 2019-10-11 | 东北大学 | A kind of polynary robust flexible measurement method about wastewater treatment effluent quality index |
| CN110320335B (en) * | 2019-07-19 | 2021-11-23 | 东北大学 | Multi-element robust soft measurement method for effluent quality index of sewage treatment |
| CN114315010A (en) * | 2020-12-01 | 2022-04-12 | 深圳禾众环境科技有限公司 | Water treatment equipment and water treatment system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130710 Termination date: 20131115 |