CN105347479A - Rural septic tank sewage unpowered nitrogen removal experiment apparatus and use method thereof - Google Patents
Rural septic tank sewage unpowered nitrogen removal experiment apparatus and use method thereof Download PDFInfo
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- CN105347479A CN105347479A CN201510806861.3A CN201510806861A CN105347479A CN 105347479 A CN105347479 A CN 105347479A CN 201510806861 A CN201510806861 A CN 201510806861A CN 105347479 A CN105347479 A CN 105347479A
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- water distributor
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 64
- 239000010865 sewage Substances 0.000 title claims abstract description 34
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 32
- 238000002474 experimental method Methods 0.000 title claims abstract description 12
- 238000000034 method Methods 0.000 title claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 220
- 241000894006 Bacteria Species 0.000 claims abstract description 26
- 239000007788 liquid Substances 0.000 claims description 24
- 238000012360 testing method Methods 0.000 claims description 22
- 238000009434 installation Methods 0.000 claims description 19
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 6
- 239000002689 soil Substances 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 3
- 239000002002 slurry Substances 0.000 claims description 3
- 238000004088 simulation Methods 0.000 claims description 2
- 238000005315 distribution function Methods 0.000 abstract 1
- 238000002955 isolation Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 10
- 238000012423 maintenance Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 241000361919 Metaphire sieboldi Species 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical class O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 241000209140 Triticum Species 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- MMDJDBSEMBIJBB-UHFFFAOYSA-N [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] Chemical compound [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] MMDJDBSEMBIJBB-UHFFFAOYSA-N 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000007483 microbial process Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/28—Anaerobic digestion processes
- C02F3/2806—Anaerobic processes using solid supports for microorganisms
-
- 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
- C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/004—Apparatus and plants for the biological treatment of water, waste water or sewage comprising a selector reactor for promoting floc-forming or other bacteria
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)
- Microbiology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The invention discloses a rural septic tank sewage unpowered nitrogen removal experiment apparatus. A water distributor is a closed container full of septic tank raw water, a plurality of water distribution tubes are inserted into the water distributor from the upper portion, and the other ends of all the water distribution tubes are respectively connected with respective septic tank raw water experiment bottles. The experiment bottles are connected with a nitrogen removal device, a plurality of isolation walls are arranged in the inner cavity of a nitrogen removal box body, and a denitrifying bacterium carrier is arranged in each of separated cavities. The rural septic tank sewage unpowered nitrogen removal experiment apparatus has the advantages of uniform water distribution function, realization of simultaneous implementation of a plurality of groups of repeated experiments, high efficiency, and realization of rural septic tank sewage nitrogen removal without power.
Description
Technical field
The invention belongs to environmental monitoring technology field, particularly relate to experimental installation and the using method thereof of the unpowered denitrogenation of a kind of rural area cesspool sewage.
Background technology
Taihu Lake basin is as one of the most flourishing area of regional economy, in recent years, rural area human settlements standard of living improves rapidly, the urbanization day by day of its mode of life, the discharge of a large amount of undressed sanitary sewage causes rural environmental pollution level significantly to improve, rural scattered domestic sewage has become Taihu Lake basin nitrogen, the important sources that phosphorus pollutes, thus, Taihu Lake basin has progressively been carried out domestic sewage in rural areas and has been administered and treatment facility construction, with biochemistry---eco-treatment technology is main flow treatment process, common technology comprises artificial ecology wetland, capillary infiltration trench, tower earthworm ecological filter tank, buried microkinetic oxidation ditch and with SBR, MBR etc. are the integrated biochemical treatment reactor etc. of main body, at present, conventional process treatment capacity account for that rural area has sanitary sewage disposal total amount more than 80%.But, effective operation of rural domestic sewage treatment facility is a long-term engineering, because the problems such as working cost and treatment facility maintenance cause existing a large amount for the treatment of facilities normally not run, Zhang Yue etc. find after the running condition investigation of Taihu Lake basin 210 rural domestic sewage treatment demonstration projects, about 8% never runs, and the phenomenon that cannot normally run all once appearred in all the other engineerings.Therefore, before the input setting up rural domestic sewage treatment very well equipped and administrative mechanism, suit measures to local conditions, little, substantially without follow-up operation input and maintenance management the sewage disposal technology of development investment is significant in Taihu Lake basin Rural areas.
Research in plant husbandry Environmental capacity has been found that soil has very strong nitrification, therefore the sanitary wastewater of ammonia nitrogen in high density enters irrigation canals and ditches and may have higher nitrate nitrogen concentration after soil filtration, by carrying out anaerobism disposal to follow-up water outlet, add the artificial construction of the denitrification environment such as the carrier being easy to denitrifying bacteria growth, form effective denitrification denitrogenation place, soil is combined to the natural attenuation transformation of nitrogen pollutant and artificial denitride technology, thus formation is suited measures to local conditions, invest little, substantially drop into and the denitrification treatment technology of maintenance management without follow-up operation.
Before scale promotes above-mentioned technology, system characteristic parameters value Optimization Work is carried out essential at lab simulation, at present, simulated sewage discharge is general by manually injecting sewage operations, during research, need to operate multiple experiment duplicated subsystem at intraday different time, so not only bother, also can produce experimental error, simulated experiment result is impacted.Therefore, being badly in need of a kind of experimental installation with the unpowered denitrogenation of rural area cesspool sewage of water distribution uniformity function and carrying out Related Experimental Study, suiting measures to local conditions for being formed, invest little, substantially provide theoretical foundation and characteristic parameter without follow-up operation input and the rural area cesspool sewage denitrification treatment technology of maintenance management.
Summary of the invention
Technical problem to be solved by this invention is for the above-mentioned state of the art, provides to have water distribution uniformity function, can carry out array repeats to test, efficiency is high, can realize cesspool sewage denitrogenation without the need to power the unpowered denitrogenation experimental installation of a kind of rural area cesspool sewage and using method thereof simultaneously.
The present invention solves the problems of the technologies described above adopted technical scheme:
The experimental installation of the unpowered denitrogenation of a kind of rural area cesspool sewage, wherein: comprise water distributor, water distributor is the encloses container that inside fills septic tank former state water, water distributor top is provided with water injection pipe, several water distributor inserts water distributor from water distributor top, the degree of depth that each water distributor inserts in water distributor is identical, and the body vertex height of each water distributor is also identical, the other end of each water distributor connects respective septic tank former state water test bottle respectively, the top of water distributor is provided with horizontally disposed fixed high plate, fixed high plate can to water distributor body vertex limit for height, the body vertex place of each water distributor is all attached to the lower surface of surely high plate, earth pillar is filled with in septic tank former state water test bottle, septic tank former state water is nitrated under earth pillar effect, septic tank former state water test bottle is connected with nitrogen rejection facility, nitrogen rejection facility comprises the denitrogenation box body of sealing, it is anaerobic environment in denitrogenation box body, denitrogenation box body is provided with water-in and water outlet, in denitrogenation box body inner chamber, water (flow) direction is provided with several divider wall, denitrogenation box body is divided into several compartment by divider wall, denitrifying bacteria carrier is placed with in compartment, divider wall offers water flowing hole, septic tank former state water after nitrated injects denitrogenation box body from water-in, after flowing through the denitrogenation of denitrifying bacteria carrier, flowed out by water outlet.
For optimizing technique scheme, the concrete measure taked also comprises:
The bottom of above-mentioned septic tank former state water test bottle is provided with connecting hole, and a pipe connecting one end connects connecting hole, and the other end connects the water-in of nitrogen rejection facility, and connection hole is provided with filtering net, can block soil particle, prevents it from entering pipe connecting.
Above-mentioned fixed high plate is fixed on the top of water distributor by expansion link, fixed high plate is by the distance of expansion link adjustment with water distributor top.
Above-mentioned water flowing hole is divided into two kinds, a kind of water hole for being arranged on divider wall body of wall top, for being arranged on the water space excessively bottom divider wall, each divider wall has a kind of water flowing hole, and the divider wall with water hole is crisscross arranged with the divider wall with water space.
The height of above-mentioned water hole on divider wall reduces successively along with water (flow) direction, water hole on divider wall is divided into the left hole be positioned on the left of divider wall and the right ports be positioned on the right side of divider wall, same divider wall only has a kind of water hole, and the divider wall with left hole and the divider wall with right ports are crisscross arranged.
Along with water (flow) direction offers several thief hole on above-mentioned denitrogenation box body.
Above-mentioned water distributor be provided with fixed ring, water distributor through fixed ring and be fixed delineation position, prevent water distributor from rocking and cause the body vertex height of each water distributor inconsistent.
Above-mentioned denitrogenation box body is transparent cartridge, is convenient to observe liquid case in denitrogenation box body.
A using method for rural area cesspool sewage is unpowered denitrogenation experimental installation, comprises the following steps:
Step one, in water distributor, inject septic tank former state water by water injection pipe, owing to being originally full of septic tank former state water in water distributor, therefore when injected slurry volume is the septic tank former state water of V, the septic tank former state water having suitable volume is flowed out by water distributor, the degree of depth, the body vertex height of each water distributor insertion water distributor are all identical, therefore the septic tank former state volume of water injecting each water distributor is identical, each septic tank former state water test bottle injects the septic tank former state water of same volume all at one time, is convenient to several experiment and carries out simultaneously;
Nitrated under the effect of step 2, the septic tank former state water earth pillar in septic tank former state water test bottle, then be injected into nitrogen rejection facility from water-in, the denitrifying bacteria carrier of liquid stream in compartment, the denitrifying bacterium on denitrifying bacteria carrier carries out denitrification denitrogenation to liquid;
Step 3, liquid flow through each compartment successively, repeatedly through water hole with cross water space, fully and after denitrifying bacteria carrier contact, are flowed out by water outlet.
Thief hole can extract the liquid in the middle part of nitrogen rejection facility, for analyzing the denitrogenation situation of each section of liquid.
Beneficial effect of the present invention:
The present invention, by the structure innovation to water distributor and water distributor, has the disposable function for multiple septic tank former state water test bottle evenly distribute septic tank former state water of energy, meets multiple experiment demand that repeats, drastically increase conventional efficient.
The septic tank former state glassware for drinking water that the present invention gathers has the ammonia nitrogen of higher concentration, and through the nitrification of earth pillar, ammonia is oxidized under microbial process
nitric acidsalt, liquid is become have the nitre nitrogen of higher concentration, then liquid is injected into through denitrifying bacterium denitrogenation in nitrogen rejection facility, and the liquid nitrogen content after process is low, can significantly reduce draining polluted by nitrogen.
Experimental installation of the present invention is nitrated, denitrification process is unpowered running, especially denitrification step is the natural nitrification adopting earth pillar, without the need to aerating apparatus, more economical environment-protective, and this design simulates the situation of rural area septic tank sewage effluent more truly.
The present invention improves nitrogen rejection facility, and nitrogen rejection facility is a kind of anaerobic sealing device, has denitrifying bacteria in denitrifying bacteria carrier, and denitrifying bacteria solid support material selects the material such as corn branch, wheat straw of suiting measures to local conditions as carbon source and carrier.To flow in nitrogen rejection facility stroke to increase liquid, the present invention is provided with several divider wall by water (flow) direction in denitrogenation box body inner chamber, each divider wall has a kind of water flowing hole, water flowing porosity type between adjacent divider wall is different, because water hole is arranged on top, and water space is arranged on bottom excessively, make current downflow on current, and adjacent water hole is also divided into left hole and right ports, flow about making current, abundant increase stream course, increase the duration of contact of denitrifying bacteria and current, simultaneously, the height of water hole on divider wall reduces successively along with water (flow) direction, effectively can prevent liquid return, ensure that liquid flows from water-in to water outlet direction.
The present invention is provided with surely high plate on the top of water distributor, can guarantee that each water distributor pipe is high consistent, ensures septic tank former state water energy evenly distribute.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of water distributor of high plate of not reordering;
Fig. 3 is the structural representation of the water distributor being provided with surely high plate;
Fig. 4 is the structural representation of septic tank former state water test bottle;
Fig. 5 is the structural representation of nitrogen rejection facility;
Fig. 6 is the A-A sectional view of Fig. 5;
Fig. 7 is the B-B sectional view of Fig. 5;
Fig. 8 is the C-C sectional view of Fig. 5.
Reference numeral is wherein: water distributor 1, water injection pipe 11, water distributor 12, calmly high plate 13, expansion link 14, fixed ring 15, septic tank former state water test bottle 2, pipe connecting 21, connecting hole 22, filtering net 23, nitrogen rejection facility 3, denitrogenation box body 31, water-in 32, water outlet 33, divider wall 34, compartment 35, denitrifying bacteria carrier 36, water flowing hole 37, water hole 37a, excessively water space 37b, thief hole 38.
Embodiment
Below in conjunction with accompanying drawing, embodiments of the invention are described in further detail.
The unpowered denitrogenation experimental installation of a kind of rural area of the present invention cesspool sewage, wherein: comprise water distributor 1, water distributor 1 is the inner encloses container filling septic tank former state water, water distributor 1 top is provided with water injection pipe 11, several water distributor 12 inserts water distributor 1 from water distributor 1 top, the degree of depth that each water distributor 12 inserts in water distributor 1 is identical, and the body vertex height of each water distributor 12 is also identical, the other end of each water distributor 12 connects respective septic tank former state water test bottle 2 respectively, the top of water distributor 1 is provided with horizontally disposed fixed high plate 13, fixed high plate 13 can to water distributor 12 body vertex limit for height, the body vertex place of each water distributor 12 is all attached to the lower surface of surely high plate 13, earth pillar is filled with in septic tank former state water test bottle 2, septic tank former state water is nitrated under earth pillar effect, septic tank former state water test bottle 2 is connected with nitrogen rejection facility 3, nitrogen rejection facility 3 comprises the denitrogenation box body 31 of sealing, it is anaerobic environment in denitrogenation box body 31, denitrogenation box body 31 is provided with water-in 32 and water outlet 33, in denitrogenation box body 31 inner chamber, water (flow) direction is provided with several divider wall 34, denitrogenation box body 31 is divided into several compartment 35 by divider wall 34, denitrifying bacteria carrier 36 is placed with in compartment 35, divider wall 34 offers water flowing hole 37, septic tank former state water after nitrated injects denitrogenation box body 31 from water-in 32, after flowing through denitrifying bacteria carrier 36 denitrogenation, flowed out by water outlet 33.
In embodiment, the bottom of septic tank former state water test bottle 2 is provided with connecting hole 22, and pipe connecting 21 one end connects connecting hole 22, the other end connects the water-in 32 of nitrogen rejection facility 3, connecting hole 22 place is provided with filtering net 23, can block soil particle, prevents it from entering pipe connecting 21.
In embodiment, fixed high plate 13 is fixed on the top of water distributor 1 by expansion link 14, and fixed high plate 13 adjusts the distance with water distributor 1 top by expansion link 14.
In embodiment, water flowing hole 37 is divided into two kinds, a kind of water hole 37a for being arranged on divider wall 34 body of wall top, a kind of water space 37b excessively for being arranged on bottom divider wall 34, each divider wall 34 has a kind of water flowing hole 37, and the divider wall 34 with water hole 37a is crisscross arranged with the divider wall 34 with water space 37b.
In embodiment, the height of water hole 37a on divider wall 34 reduces successively along with water (flow) direction, water hole 37a on divider wall 34 is divided into the left hole be positioned on the left of divider wall 34 and the right ports be positioned on the right side of divider wall 34, same divider wall 34 only has a kind of water hole 37a, and the divider wall 34 with left hole and the divider wall 34 with right ports are crisscross arranged.
In embodiment, along with water (flow) direction offers several thief hole 38 on denitrogenation box body 31.
In embodiment, water distributor 1 be provided with fixed ring 15, water distributor 12 through fixed ring 15 and the circle 15 that is fixed locate, prevent water distributor 12 from rocking and cause the body vertex height of each water distributor 12 inconsistent.
In embodiment, denitrogenation box body 31 is transparent cartridge, is convenient to observe liquid case in denitrogenation box body 31.
A using method for rural area cesspool sewage is unpowered denitrogenation experimental installation, comprises the following steps:
Step one, in water distributor 1, inject septic tank former state water by water injection pipe 11, owing to being originally full of septic tank former state water in water distributor 1, therefore when injected slurry volume is the septic tank former state water of V, the septic tank former state water having suitable volume is flowed out by water distributor 12, each water distributor 12 inserts the degree of depth of water distributor 1, body vertex height is all identical, therefore the septic tank former state volume of water injecting each water distributor 12 is identical, each septic tank former state water test bottle 2 injects the septic tank former state water of same volume all at one time, is convenient to several experiment and carries out simultaneously;
Nitrated under the effect of step 2, the septic tank former state water earth pillar in septic tank former state water test bottle 2, then be injected into nitrogen rejection facility 3 from water-in 32, the denitrifying bacteria carrier 36 of liquid stream in compartment 35, the denitrifying bacterium on denitrifying bacteria carrier 36 carries out denitrification denitrogenation to liquid;
Step 3, liquid flow through each compartment 35 successively, repeatedly through water hole 37a and mistake water space 37b, after fully contacting with denitrifying bacteria carrier 36, are flowed out by water outlet 33.
Thief hole 38 can extract the liquid in the middle part of nitrogen rejection facility 3, for analyzing the denitrogenation situation of each section of liquid.
Below be only the preferred embodiment of the present invention, protection scope of the present invention be not only confined to above-described embodiment, all technical schemes belonged under thinking of the present invention all belong to protection scope of the present invention.It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principles of the present invention, should be considered as protection scope of the present invention.
Claims (10)
1. the unpowered denitrogenation experimental installation of rural area cesspool sewage, it is characterized in that: comprise water distributor (1), described water distributor (1) is the inner encloses container filling septic tank former state water, water distributor (1) top is provided with water injection pipe (11), several water distributor (12) inserts water distributor (1) from water distributor (1) top, the degree of depth that each described water distributor (12) inserts in water distributor (1) is identical, and the body vertex height of each described water distributor (12) is also identical, the other end of each water distributor (12) connects respective septic tank former state water test bottle (2) respectively, the top of described water distributor (1) is provided with horizontally disposed fixed high plate (13), described fixed high plate (13) can to water distributor (12) body vertex limit for height, the body vertex place of each water distributor (12) is all attached to the lower surface of surely high plate (13), earth pillar is filled with in described septic tank former state water test bottle (2), described septic tank former state water is nitrated under earth pillar effect, described septic tank former state water test bottle (2) is connected with nitrogen rejection facility (3), described nitrogen rejection facility (3) comprises the denitrogenation box body (31) of sealing, be anaerobic environment in denitrogenation box body (31), described denitrogenation box body (31) is provided with water-in (32) and water outlet (33), in described denitrogenation box body (31) inner chamber, water (flow) direction is provided with several divider wall (34), denitrogenation box body (31) is divided into several compartment (35) by described divider wall (34), denitrifying bacteria carrier (36) is placed with in compartment (35), described divider wall (34) offers water flowing hole (37), septic tank former state water after nitrated injects denitrogenation box body (31) from water-in (32), after flowing through denitrifying bacteria carrier (36) denitrogenation, flowed out by water outlet (33).
2. the unpowered denitrogenation experimental installation of a kind of rural area according to claim 1 cesspool sewage, it is characterized in that: the bottom of described septic tank former state water test bottle (2) is provided with connecting hole (22), one pipe connecting (21) one end connects connecting hole (22), the other end connects the water-in (32) of nitrogen rejection facility (3), described connecting hole (22) place is provided with filtering net (23), can soil particle be blocked, prevent it from entering pipe connecting (21).
3. the unpowered denitrogenation experimental installation of a kind of rural area according to claim 2 cesspool sewage, it is characterized in that: described fixed high plate (13) is fixed on the top of water distributor (1) by expansion link (14), described fixed high plate (13) is by the distance of expansion link (14) adjustment with water distributor (1) top.
4. the unpowered denitrogenation experimental installation of a kind of rural area according to claim 3 cesspool sewage, it is characterized in that: described water flowing hole (37) is divided into two kinds, a kind of for being arranged on the water hole (37a) on divider wall (34) body of wall top, a kind of water space (37b) excessively for being arranged on divider wall (34) bottom, each divider wall (34) has a kind of water flowing hole (37), and the divider wall (34) with water hole (37a) is crisscross arranged with the divider wall (34) with water space (37b).
5. the unpowered denitrogenation experimental installation of a kind of rural area according to claim 4 cesspool sewage, it is characterized in that: the height of described water hole (37a) on divider wall (34) reduces successively along with water (flow) direction, water hole (37a) on divider wall (34) is divided into the left hole being positioned at divider wall (34) left side and the right ports being positioned at divider wall (34) right side, same divider wall (34) only has a kind of water hole (37a), the divider wall (34) with left hole and the divider wall (34) with right ports are crisscross arranged.
6. the unpowered denitrogenation experimental installation of a kind of rural area according to claim 5 cesspool sewage, is characterized in that: along with water (flow) direction offers several thief hole (38) on described denitrogenation box body (31).
7. the unpowered denitrogenation experimental installation of a kind of rural area according to claim 6 cesspool sewage, it is characterized in that: described water distributor (1) be provided with fixed ring (15), described water distributor (12) through fixed ring (15) and be fixed circle (15) location, prevent water distributor (12) from rocking and cause the body vertex height of each water distributor (12) inconsistent.
8. the unpowered denitrogenation experimental installation of a kind of rural area according to claim 7 cesspool sewage, is characterized in that: described denitrogenation box body (31) is transparent cartridge, is convenient to observe denitrogenation box body (31) interior liquid case.
9. a using method for the unpowered denitrogenation experimental installation of rural area cesspool sewage, is characterized in that: comprise the following steps:
Step one, in water distributor (1), septic tank former state water is injected by water injection pipe (11), owing to being originally full of septic tank former state water in water distributor (1), therefore when injected slurry volume is the septic tank former state water of V, the septic tank former state water having suitable volume is flowed out by water distributor (12), each water distributor (12) inserts the degree of depth of water distributor (1), body vertex height is all identical, therefore the septic tank former state volume of water injecting each water distributor (12) is identical, each septic tank former state water test bottle (2) injects the septic tank former state water of same volume all at one time, be convenient to several experiment carry out simultaneously,
Nitrated under the effect of step 2, the earth pillar of septic tank former state water in septic tank former state water test bottle (2), then be injected into nitrogen rejection facility (3) from water-in (32), the denitrifying bacteria carrier (36) of liquid stream in compartment (35), the denitrifying bacterium on denitrifying bacteria carrier (36) carries out denitrification denitrogenation to liquid;
Step 3, liquid flow through each compartment (35) successively, repeatedly through water hole (37a) and mistake water space (37b), after fully contacting with denitrifying bacteria carrier (36), flowed out by water outlet (33).
10. the using method of the experimental installation of the nitrated denitrogenation of simulation rural area septic tank according to claim 9, is characterized in that: thief hole (38) can extract the liquid at nitrogen rejection facility (3) middle part, for analyzing the denitrogenation situation of each section of liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510806861.3A CN105347479B (en) | 2015-11-22 | 2015-11-22 | A kind of unpowered denitrogenation experimental provision of rural area cesspool sewage and its application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510806861.3A CN105347479B (en) | 2015-11-22 | 2015-11-22 | A kind of unpowered denitrogenation experimental provision of rural area cesspool sewage and its application method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105347479A true CN105347479A (en) | 2016-02-24 |
| CN105347479B CN105347479B (en) | 2017-10-13 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04267985A (en) * | 1991-02-22 | 1992-09-24 | Suido Kiko Kk | Natural flow-down type agricultural chemical removing apparatus |
| CN201372233Y (en) * | 2009-02-26 | 2009-12-30 | 浙江省环境监测中心 | Unpowered integral artificial-wetland wastewater treatment system |
| CN202346830U (en) * | 2011-05-17 | 2012-07-25 | 江苏高朗环境技术有限公司 | Pressure type water segregator of anaerobic reactor |
| CN202717629U (en) * | 2012-08-16 | 2013-02-06 | 天津市联合环保工程设计有限公司 | High-efficiency energy-saving hydrolysis acidification tank |
| CN205294960U (en) * | 2015-11-22 | 2016-06-08 | 南通大学 | Unpowered denitrogenation experimental apparatus of rural septic tank sewage |
-
2015
- 2015-11-22 CN CN201510806861.3A patent/CN105347479B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04267985A (en) * | 1991-02-22 | 1992-09-24 | Suido Kiko Kk | Natural flow-down type agricultural chemical removing apparatus |
| CN201372233Y (en) * | 2009-02-26 | 2009-12-30 | 浙江省环境监测中心 | Unpowered integral artificial-wetland wastewater treatment system |
| CN202346830U (en) * | 2011-05-17 | 2012-07-25 | 江苏高朗环境技术有限公司 | Pressure type water segregator of anaerobic reactor |
| CN202717629U (en) * | 2012-08-16 | 2013-02-06 | 天津市联合环保工程设计有限公司 | High-efficiency energy-saving hydrolysis acidification tank |
| CN205294960U (en) * | 2015-11-22 | 2016-06-08 | 南通大学 | Unpowered denitrogenation experimental apparatus of rural septic tank sewage |
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