CN205294961U - Experimental device for rural septic tank sewage discharges simulation and denitrogenation is handled - Google Patents
Experimental device for rural septic tank sewage discharges simulation and denitrogenation is handled Download PDFInfo
- Publication number
- CN205294961U CN205294961U CN201520930132.4U CN201520930132U CN205294961U CN 205294961 U CN205294961 U CN 205294961U CN 201520930132 U CN201520930132 U CN 201520930132U CN 205294961 U CN205294961 U CN 205294961U
- Authority
- CN
- China
- Prior art keywords
- water
- denitrogenation
- former state
- divider wall
- locator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The utility model discloses an experimental device for rural septic tank sewage discharges simulation and denitrogenation is handled, storage septic tank former state water in the former state water back, and pour into liquid into autosampler, be provided with the siphon among the autosampler, autosampler's bottom and water distributor connection are stretched out to the one end of siphon, the other end of siphon sets up in autosampler, the water -locator is the inside sealed container who fills septic tank former state water, the several water distributor is followed water -locator upper portion and is inserted in the water -locator, respective septic tank former state water experiment bottle is connected respectively to the other end of every water distributor. The experiment bottle is connected with denitrification device, and it has several divider walls to set up according to water flow direction in the denitrogenation box body inner chamber, has placed the denitrifying bacteria carrier among the separation chamber. The utility model has the advantages of can simulate rural septic tank effluent state well, realize the simulation of rural septic tank effluent the automation, can carry on simultaneously array repeated experiment, efficient, have a septic tank sewage denitrogenation function.
Description
Technical field
This utility model belongs to environmental monitoring technology field, particularly relates to the experimental provision of rural area cesspool sewage emission transaction denitrogenation processing.
Background technology
Taihu Lake basin is as one of the most flourishing area of regional economy, in recent years, rural area human settlements living standard improves rapidly, the urbanization day by day of its life style, the discharge of a large amount of undressed sanitary sewages causes that rural environmental pollution level is greatly improved, 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, technique is processed for main flow with biochemical eco-treatment technology, common technology includes artificial ecology wetland, capillary infiltration trench, tower earthworm ecological filter tank, buried micro power oxidation ditch and with SBR, MBR etc. are the integrated biochemical treatment reactor etc. of main body, at present, conventional process treating capacity accounts for more than the 80% of the existing sanitary sewage disposal total amount in rural area. but, effectively running of rural domestic sewage treatment facility is a long-term engineering, owing to the problems such as operating cost and treatment facility maintenance cause that existing a large amount for the treatment of facilities can not be properly functioning, Zhang Yue etc. find after the ruuning situation of 210 rural domestic sewage treatment demonstration projects of Taihu Lake basin is investigated, about 8% never runs, and phenomenon that cannot be properly functioning all once occurred in all the other engineerings. therefore, before the input setting up rural domestic sewage treatment very well equipped and administrative mechanism, treatment in accordance with local conditions, development investment is little, substantially put into without follow-up operation and the sewage disposal technology of maintenance management is significant in Taihu Lake basin rural area.
Actual observation finds, rural area anaerobic tank uses through long-time, cesspool sewage liquid level is constantly in edge under outlet pipe road junction, whenever injecting one sewage mixture, the liquid just having equal volume flows away from pipeline, therefore, rural area septic tank effluent is intermittent, but not consistent constantly water outlet. �������������ˮһ��ֱ��ע���ܱ�����������ֲҵ��Ⱦ���Ʒ�����о��Ѿ������������к�ǿ���������ã���Ũ�Ȱ����Ļ������ˮ���������˺��ˮ���ܾ��нϸߵ������ε�Ũ�ȣ���������������˳�ˮ��Ȼ�������ԣ�����������ˮ�˹��ѵ�ϵͳ����Ч���ͻ������ˮ��Ũ�ȣ���������ˮ���������ȳɱ�����������
�ڹ�ģ���ƹ���������ǰ�� system characteristic parameters value Optimization Work is carried out essential at lab simulation, and first simulating lab test should follow the natural emission equivalent of cesspool sewage, at present, simulation sewage discharge is typically via being artificially injected sewage operations, during research, need at intraday different time, multiple experiment duplicated subsystem to be operated, so not only bother, also can produce experimental error, simulation experiment result is impacted. therefore, it is badly in need of the experimental provision of a kind of rural area cesspool sewage emission transaction denitrogenation processing to realize automatization and the elaboration of experiment, final for the soil natural attenuation transformation to nitrogen pollutant and artificial denitrogenation technology are combined, form treatment in accordance with local conditions, invest little, substantially put into without follow-up operation and the rural area cesspool sewage denitrification treatment technology offer theoretical foundation of maintenance management and characteristic parameter.
Utility model content
Technical problem to be solved in the utility model is for the above-mentioned state of the art, and provide can simulate rural area septic tank effluent state well, realize rural area anaerobic tank discharge automatization, can carry out simultaneously many groups repeat experiment, efficiency is high, have the rural area cesspool sewage emission transaction of cesspool sewage denitrification functions the experimental provision of denitrogenation processing.
The technical scheme that the above-mentioned technical problem of this utility model solution adopts is:
The experimental provision of rural area cesspool sewage emission transaction denitrogenation processing, wherein: include the former state cistern being sequentially connected with, peristaltic pump, automatic sampler and water-locator, peristaltic pump connects control electric switch, control electric switch can control peristaltic pump operating frequency, storage anaerobic tank former state water in former state cistern, the every action of peristaltic pump once can extract quantitative liquid in former state cistern, and inject liquid in automatic sampler, automatic sampler is provided with siphon, siphonal one end is stretched out the bottom of automatic sampler and is connected with water-locator, the siphonal other end is arranged in automatic sampler, water-locator is the hermetic container that inside fills anaerobic tank former state water, several water distributors insert water-locator from water-locator top, the degree of depth that each water distributor inserts in water-locator is identical, and the body peak height of each water distributor is also identical, the other end of each water distributor connects respective anaerobic tank former state water test bottle respectively, it is filled with earth pillar in anaerobic tank former state water test bottle, anaerobic tank former state water is nitrated under earth pillar effect, anaerobic tank former state water test bottle is connected to nitrogen rejection facility, nitrogen rejection facility includes the denitrogenation box body sealed, it denitrogenation box body is anaerobic environment, denitrogenation box body is provided with water inlet and outlet, denitrogenation box body inner chamber is provided with several divider wall by water (flow) direction, denitrogenation box body is divided into several compartment by divider wall, compartment is placed with denitrifying bacterium carrier, divider wall offers water flowing hole, anaerobic tank former state water after nitrated injects denitrogenation box body from water inlet, after flowing through denitrifying bacterium carrier denitrogenation, flowed out by outlet.
For optimizing technique scheme, the concrete measure taked also includes:
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, a kind of 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.
Above-mentioned water hole height on divider wall reduces successively along with water (flow) direction, water hole on divider wall is divided into the left hole being positioned on the left of divider wall and is positioned at the right ports on the right side of divider wall, same divider wall only has a kind of water hole, the divider wall with left hole and the divider wall with right ports be crisscross arranged.
Along with water (flow) direction offers several thief hole on above-mentioned denitrogenation box body.
Above-mentioned siphon is inverse u shape pipe.
Above-mentioned peristaltic pump includes frame, is provided with rotor in frame, and rotor is provided with several pressure roller; Being additionally provided with pump line chamber in frame, pump line traverse from pump line chamber, pressure roller can turn to compressing pump line in pump line chamber under the drive of rotor, and is extruded forward by the liquid in pump line.
Above-mentioned water-locator be provided with ring for fixing, water distributor is also positioned by ring for fixing through ring for fixing, it is prevented that water distributor rocks and causes that the body peak height of each water distributor is inconsistent.
Above-mentioned siphonal pipe height adjustable length, by regulating siphon length, can limit the liquid volume once entering water-locator.
The experimental provision of rural area cesspool sewage emission transaction denitrogenation processing and using method thereof, comprise the following steps:
Step one, determine that siphonal height h, siphonal height h are the floor space S of sampling volume V/ automatic sampler according to required sampling volume V;
Step 2, peristaltic pump unit sample size M and peristaltic pump unit interval action frequency are set according to sampling volume V;
Step 3, peristaltic pump being connected former state cistern and automatic sampler respectively by pump line, the siphonal outlet in automatic sampler is connected water-locator, the water distributor of water-locator connects respective anaerobic tank former state water test bottle respectively;
Step 4, start experimental provision, make its work, peristaltic pump injects the anaerobic tank former state water of predetermined within the unit interval to automatic sampler, when the anaerobic tank former state water in automatic sampler did not have siphonal top, automatic sampler will not to water-locator water filling, when the anaerobic tank former state water in automatic sampler did not have siphonal top, siphon is under the effect of siphon principle, disposable to the anaerobic tank former state water that water-locator injected slurry volume is V, for simulating rural area anaerobic tank after disposable injection dirt, overflowing volume is the sewage of V;
Step 5, owing to filling anaerobic tank former state water in water-locator, therefore when the anaerobic tank former state water that siphon injected slurry volume is V, the anaerobic tank former state water having suitable volume is flowed out by water distributor, each water distributor insertion degree of depth of water-locator, body peak height are all identical, therefore the anaerobic tank former state water volume injecting each water distributor is identical, each anaerobic tank former state water test bottle all injects the anaerobic tank former state water of same volume in the same time, multiple repeats experiment demand to meet;
Under the effect of step 6, the anaerobic tank former state water earth pillar in anaerobic tank former state water test bottle nitrated, then it is injected into anaerobic denitrification device from water inlet, liquid flows through the denitrifying bacterium carrier in compartment, and liquid is carried out denitrification denitrogenation by the denitrifying bacteria on denitrifying bacterium carrier;
Step 7, liquid flow through each compartment successively, repeatedly through water hole and water space excessively, after fully contacting with denitrifying bacterium carrier, outlet flow out.
Thief hole can extract the liquid in the middle part of nitrogen rejection facility, for analyzing the denitrogenation situation of each section of liquid.
The beneficial effects of the utility model: the naturalness of this utility model energy altitude simulation rural area anaerobic tank draining: rural area anaerobic tank draining is not uniform draining, but discharge isopyknic sewage when injecting dirt every time, therefore, the drainage pattern that rural area anaerobic tank draining is intermittent, single discharge capacity is bigger, this utility model realizes the highly automated simulation of this drainage pattern by automatic sampler, utilizes siphon principle to realize single discharge capacity adjustable batch (-type) anaerobic tank former state moisture and joins.
This utility model automaticity is high, easy to operate, it is not necessary to manual operation, controls peristaltic pump running by controlling electric switch, it is not necessary to artificial, not only saves manpower and also improves the accuracy of research.
This utility model, by the structure innovation to water-locator and water distributor, has the disposable function for multiple anaerobic tank former state water test bottle mean allocation anaerobic tank former state water of energy, drastically increases conventional efficient.
The anaerobic tank former state glassware for drinking water that this utility model gathers has the ammonia nitrogen of higher concentration, and through the Nitrification of earth pillar, ammonia nitrogen is oxidized under microbial actionNitric acidSalt, makes liquid become the nitrate nitrogen with higher concentration, and then liquid is injected in nitrogen rejection facility through denitrifying bacteria denitrogenation, and the liquid nitrogen content after process is low, can significantly reduce draining polluted by nitrogen.
Experimental provision of the present utility model is nitrated, denitrification process is unpowered running, especially denitrification step is the natural Nitrification adopting earth pillar, without aerator, more economical environment-protective, and this design simulates the situation of rural area anaerobic tank sewage effluent more truly.
Nitrogen rejection facility has been improved by this utility model, and nitrogen rejection facility is a kind of aerobic sealing device, has denitrifying bacterium in denitrifying bacterium carrier, and denitrifying bacterium carrier material selects the materials such as the Semen Maydis branch for the treatment of in accordance with local conditions, wheat straw as carbon source and carrier. flow in nitrogen rejection facility stroke to increase liquid, this utility model 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 cross water space and be arranged on bottom, current are made to flow up and down, and adjacent water hole is also classified into left hole and right ports, make to flow about current, fully increase stream course, increase the time of contact of denitrifying bacterium and current, simultaneously, water hole height on divider wall reduces successively along with water (flow) direction, can effectively prevent liquid from refluxing, ensure that liquid flows from water inlet to outlet direction.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of peristaltic pump;
Fig. 3 is the structural representation of nitrogen rejection facility;
Fig. 4 is the A-A sectional view of Fig. 3;
Fig. 5 is the B-B sectional view of Fig. 3;
Fig. 6 is the C-C sectional view of Fig. 3.
Accompanying drawing therein is labeled as: cistern 1, peristaltic pump 2, frame 21, rotor 22, pressure roller 23, pump line chamber 24, automatic sampler 3, siphon 31, water-locator 4, ring for fixing 41, control electric switch 5, water distributor 6, anaerobic tank former state water test bottle 7, nitrogen rejection facility 8, denitrogenation box body 81, water inlet 82, outlet 83, divider wall 84, water hole 84a, excessively water space 84b, compartment 85, denitrifying bacterium carrier 86, water flowing hole 87, thief hole 88.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
The experimental provision of simulation rural area of the present utility model anaerobic tank draining and denitrogenation processing, wherein: include the former state cistern 1 being sequentially connected with, peristaltic pump 2, automatic sampler 3 and water-locator 4, peristaltic pump 2 connects control electric switch 5, control electric switch 5 can control peristaltic pump 2 operating frequency, storage anaerobic tank former state water in former state cistern 1, the every action of peristaltic pump 2 once can extract quantitative liquid in former state cistern 1, and inject liquid in automatic sampler 3, automatic sampler 3 is provided with siphon 31, one end of siphon 31 is stretched out the bottom of automatic sampler 3 and is connected with water-locator 4, the other end of siphon 31 is arranged in automatic sampler 3, water-locator 4 is the internal hermetic container filling anaerobic tank former state water, several water distributors 6 insert water-locator 4 from water-locator 4 top, the degree of depth that each water distributor 6 inserts in water-locator 4 is identical, and the body peak height of each water distributor 6 is also identical, the other end of each water distributor 6 connects respective anaerobic tank former state water test bottle 7 respectively, it is filled with earth pillar in anaerobic tank former state water test bottle 7, anaerobic tank former state water is nitrated under earth pillar effect, anaerobic tank former state water test bottle 7 is connected to nitrogen rejection facility 8, nitrogen rejection facility 8 includes the denitrogenation box body 81 sealed, it denitrogenation box body 81 is anaerobic environment, denitrogenation box body 81 is provided with water inlet 82 and outlet 83, denitrogenation box body 81 inner chamber is provided with several divider wall 84 by water (flow) direction, denitrogenation box body 81 is divided into several compartment 85 by divider wall 84, compartment 85 is placed with denitrifying bacterium carrier 86, divider wall 84 offers water flowing hole 87, anaerobic tank former state water after nitrated injects denitrogenation box body 81 from water inlet 82, after flowing through denitrifying bacterium carrier 86 denitrogenation, flowed out by outlet 83.
In embodiment, water flowing hole 87 is divided into two kinds, a kind of water hole 84a for being arranged on divider wall 84 body of wall top, a kind of for being arranged on the water space 84b excessively bottom divider wall 84, each divider wall 84 has a kind of water flowing hole 87, and the divider wall 84 with water hole 84a is crisscross arranged with the divider wall 84 with water space 84b.
In embodiment, water hole 84a height on divider wall 84 reduces successively along with water (flow) direction, water hole 84a on divider wall 84 is divided into the left hole being positioned on the left of divider wall 84 and is positioned at the right ports on the right side of divider wall 84, only having a kind of water hole 84a on same divider wall 84, the divider wall 84 with left hole and the divider wall 84 with right ports are crisscross arranged.
In embodiment, along with water (flow) direction offers several thief hole 88 on denitrogenation box body 81.
In embodiment, siphon 31 is inverse u shape pipe.
In embodiment, peristaltic pump 2 includes frame 21, is provided with rotor 22 in frame 21, and rotor 22 is provided with several pressure roller 23; Being additionally provided with pump line chamber 24 in frame 21, pump line traverse from pump line chamber 24, pressure roller 23 can turn to compressing pump line in pump line chamber 24 under the drive of rotor 22, and is extruded forward by the liquid in pump line.
In embodiment, water-locator 4 be provided with ring for fixing 41, water distributor 6 is also positioned by ring for fixing 41 through ring for fixing 41, it is prevented that water distributor 6 rocks and causes that the body peak height of each water distributor 6 is inconsistent.
In embodiment, the pipe height adjustable length of siphon 31, by regulating siphon 31 length, the liquid volume once entering water-locator 4 can be limited.
The using method of the experimental provision of simulation rural area anaerobic tank draining and denitrogenation processing, comprises the following steps:
Step one, determine that according to required sampling volume V the height h, the height h of siphon 31 of siphon 31 are the floor space S of sampling volume V/ automatic sampler 3;
Step 2, peristaltic pump 2 unit sample size M and peristaltic pump 2 unit interval action frequency are set according to sampling volume V;
Step 3, by pump line, peristaltic pump 2 being connected former state cistern 1 and automatic sampler 3 respectively, the outlet of the siphon 31 in automatic sampler 3 is connected water-locator 4, the water distributor 6 of water-locator 4 connects respective anaerobic tank former state water test bottle 7 respectively;
Step 4, start experimental provision, make its work, peristaltic pump 2 injects the anaerobic tank former state water of predetermined within the unit interval to automatic sampler 3, when the anaerobic tank former state water in automatic sampler 3 did not have the top of siphon 31, automatic sampler 3 will not to water-locator 4 water filling, when the anaerobic tank former state water in automatic sampler 3 did not have the top of siphon 31, siphon 31 is under the effect of siphon principle, disposable to the anaerobic tank former state water that water-locator 4 injected slurry volume is V, for simulating rural area anaerobic tank after disposable injection dirt, overflowing volume is the sewage of V,
Step 5, owing to filling anaerobic tank former state water in water-locator 4, therefore when the anaerobic tank former state water that siphon 31 injected slurry volume is V, the anaerobic tank former state water having suitable volume is flowed out by water distributor 6, it is all identical that each water distributor 6 inserts the degree of depth of water-locator 4, body peak height, therefore the anaerobic tank former state water volume injecting each water distributor 6 is identical, each anaerobic tank former state water test bottle 7 all injects the anaerobic tank former state water of same volume in the same time, multiple repeats experiment demand to meet;
Under the effect of step 6, the anaerobic tank former state water earth pillar in anaerobic tank former state water test bottle 7 nitrated, then it is injected into nitrogen rejection facility 8 from water inlet 82, liquid flows through the denitrifying bacterium carrier 86 in compartment 85, and liquid is carried out denitrification denitrogenation by the denitrifying bacteria on denitrifying bacterium carrier 86;
Step 7, liquid flow through each compartment 85 successively, repeatedly through water hole 84a and water space 84b excessively, after fully contacting with denitrifying bacterium carrier 86, outlet 83 flow out.
Thief hole 88 can extract the liquid in the middle part of nitrogen rejection facility 8, for analyzing the denitrogenation situation of each section of liquid.
Below being only preferred implementation of the present utility model, protection domain of the present utility model is not limited merely to above-described embodiment, and all technical schemes belonged under this utility model thinking belong to protection domain of the present utility model. It should be pointed out that, for those skilled in the art, without departing from the some improvements and modifications under this utility model principle premise, should be regarded as protection domain of the present utility model.
Claims (8)
1. the experimental provision of rural area cesspool sewage emission transaction denitrogenation processing, it is characterized in that: include the former state cistern (1) being sequentially connected with, peristaltic pump (2), automatic sampler (3) and water-locator (4), described peristaltic pump (2) connects control electric switch (5), described control electric switch (5) can control peristaltic pump (2) operating frequency, storage anaerobic tank former state water in described former state cistern (1), the every action of described peristaltic pump (2) once can extract quantitative liquid in former state cistern (1), and inject liquid in automatic sampler (3), described automatic sampler (3) is provided with siphon (31), one end of described siphon (31) is stretched out the bottom of automatic sampler (3) and is connected with water-locator (4), the other end of siphon (31) is arranged in automatic sampler (3), described water-locator (4) is the internal hermetic container filling anaerobic tank former state water, several water distributors (6) insert water-locator (4) from water-locator (4) top, the degree of depth that each described water distributor (6) inserts in water-locator (4) is identical, and the body peak height of the water distributor (6) described in each is also identical, the other end of each water distributor (6) connects respective anaerobic tank former state water test bottle (7) respectively, it is filled with earth pillar in described anaerobic tank former state water test bottle (7), described anaerobic tank former state water is nitrated under earth pillar effect, described anaerobic tank former state water test bottle (7) is connected to nitrogen rejection facility (8), described nitrogen rejection facility (8) includes the denitrogenation box body (81) sealed, denitrogenation box body (81) is anaerobic environment, described denitrogenation box body (81) is provided with water inlet (82) and outlet (83), described denitrogenation box body (81) inner chamber is provided with several divider wall (84) by water (flow) direction, denitrogenation box body (81) is divided into several compartment (85) by described divider wall (84), compartment (85) is placed with denitrifying bacterium carrier (86), described divider wall (84) offers water flowing hole (87), anaerobic tank former state water after nitrated injects denitrogenation box body (81) from water inlet (82), after flowing through denitrifying bacterium carrier (86) denitrogenation, flowed out by outlet (83).
2. the experimental provision of rural area according to claim 1 cesspool sewage emission transaction denitrogenation processing, it is characterized in that: described water flowing hole (87) is divided into two kinds, a kind of water hole (84a) for being arranged on divider wall (84) body of wall top, a kind of for being arranged on the water space (84b) excessively bottom divider wall (84), each divider wall (84) has a kind of water flowing hole (87), and the divider wall (84) with water hole (84a) is crisscross arranged with the divider wall (84) with water space (84b).
3. the experimental provision of rural area according to claim 2 cesspool sewage emission transaction denitrogenation processing, it is characterized in that: the described water hole (84a) height on divider wall (84) reduces successively along with water (flow) direction, water hole (84a) on divider wall (84) is divided into the left hole being positioned at divider wall (84) left side and the right ports being positioned at divider wall (84) right side, same divider wall (84) only has a kind of water hole (84a), the divider wall (84) with left hole and the divider wall (84) with right ports are crisscross arranged.
4. the experimental provision of rural area according to claim 3 cesspool sewage emission transaction denitrogenation processing, is characterized in that: along with water (flow) direction offers several thief hole (88) on described denitrogenation box body (81).
5. the experimental provision of rural area according to claim 4 cesspool sewage emission transaction denitrogenation processing, is characterized in that: described siphon (31) is inverse u shape pipe.
6. the experimental provision of rural area according to claim 5 cesspool sewage emission transaction denitrogenation processing, it is characterized in that: described peristaltic pump (2) includes frame (21), it is provided with rotor (22) in described frame (21), described rotor (22) is provided with several pressure roller (23); Described frame (21) is additionally provided with pump line chamber (24), pump line passes from pump line chamber (24), described pressure roller (23) can turn to compressing pump line in pump line chamber (24) under the drive of rotor (22), and is extruded forward by the liquid in pump line.
7. the experimental provision of rural area according to claim 6 cesspool sewage emission transaction denitrogenation processing, it is characterized in that: described water-locator (4) be provided with ring for fixing (41), described water distributor (6) positions through ring for fixing (41) and by ring for fixing (41), it is prevented that water distributor (6) rocks and causes that the body peak height of each water distributor (6) is inconsistent.
8. the experimental provision of rural area according to claim 7 cesspool sewage emission transaction denitrogenation processing, it is characterized in that: the pipe height adjustable length of described siphon (31), by regulating siphon (31) length, the liquid volume once entering water-locator (4) can be limited.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520930132.4U CN205294961U (en) | 2015-11-22 | 2015-11-22 | Experimental device for rural septic tank sewage discharges simulation and denitrogenation is handled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520930132.4U CN205294961U (en) | 2015-11-22 | 2015-11-22 | Experimental device for rural septic tank sewage discharges simulation and denitrogenation is handled |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205294961U true CN205294961U (en) | 2016-06-08 |
Family
ID=56462092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520930132.4U Expired - Fee Related CN205294961U (en) | 2015-11-22 | 2015-11-22 | Experimental device for rural septic tank sewage discharges simulation and denitrogenation is handled |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205294961U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105461057A (en) * | 2015-11-22 | 2016-04-06 | 环境保护部南京环境科学研究所 | An effluent discharge simulating and denitrifying experiment device for a rural septic tank and a using method of the device |
-
2015
- 2015-11-22 CN CN201520930132.4U patent/CN205294961U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105461057A (en) * | 2015-11-22 | 2016-04-06 | 环境保护部南京环境科学研究所 | An effluent discharge simulating and denitrifying experiment device for a rural septic tank and a using method of the device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110681685A (en) | Polluted site soil-underground water integrated simulation restoration device and method | |
| CN1789175A (en) | Anoxia, drop aeration, artificial wetland combination type small-scale sewage dephosphorizing and denitrifying method | |
| CN104098223A (en) | Country distributed domestic sewage treating system and method | |
| CN210995782U (en) | Contaminated site soil-groundwater integral type simulation prosthetic devices | |
| CN103466888B (en) | Device for physico-chemical-biochemical combined treatment of old-aged landfill leachate | |
| CN205294961U (en) | Experimental device for rural septic tank sewage discharges simulation and denitrogenation is handled | |
| CN205302809U (en) | Ration water distribution device with water distribution uniformity function | |
| CN103787557A (en) | Acid mine waste water treating device | |
| CN103992004B (en) | The biochemistry filtered integrated apparatus of country sewage advanced treatment and operation method | |
| CN205294942U (en) | Experimental device for simulate rural septic tank drainage | |
| CN205294960U (en) | Unpowered denitrogenation experimental apparatus of rural septic tank sewage | |
| CN203820537U (en) | Sewage anaerobic/anoxic biological treatment and water-quality and water-quantity adjusting balancing flow control device | |
| CN202337724U (en) | Constructed wetland recycling device for recycled water | |
| CN205301346U (en) | Simulate rural septic tank effluent's autoinjection device | |
| CN105461057B (en) | The application method of rural area cesspool sewage emission transaction and the experimental provision of denitrogenation processing | |
| CN205367891U (en) | Rural sewage treatment system of little anaerobism | |
| CN105347479B (en) | A kind of unpowered denitrogenation experimental provision of rural area cesspool sewage and its application method | |
| CN105271506B (en) | A kind of experimental provision and its application method of the draining of simulation rural area septic tank | |
| CN212982578U (en) | Integrated villages and towns sewage treatment system | |
| CN210974336U (en) | Denitrification integrated equipment | |
| CN209065686U (en) | Distributing overall process integral type domestic sewage ecological purification device | |
| CN210065324U (en) | Water dispersing equipment | |
| CN206051797U (en) | A kind of villages and small towns advanced treatment of wastewater integrated apparatus | |
| CN205294955U (en) | Rural septic tank sewage denitrogenation experimental apparatus | |
| CN205294941U (en) | Disposable ration of simulating rural septic tank drainage goes out water structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160608 Termination date: 20161122 |