CN205687755U - A kind of unpowered continuous anaerobism advanced treatment apparatus of domestic sewage of villages and small towns - Google Patents

A kind of unpowered continuous anaerobism advanced treatment apparatus of domestic sewage of villages and small towns Download PDF

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Publication number
CN205687755U
CN205687755U CN201620590244.4U CN201620590244U CN205687755U CN 205687755 U CN205687755 U CN 205687755U CN 201620590244 U CN201620590244 U CN 201620590244U CN 205687755 U CN205687755 U CN 205687755U
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domestic sewage
villages
anaerobic reactor
treatment apparatus
small towns
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CN201620590244.4U
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胡湛波
陈涛
李畅
于洋
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Guangxi Yi Jiang Environmental Polytron Technologies Inc
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Guangxi Yi Jiang Environmental Polytron Technologies Inc
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Abstract

This utility model belongs to biochemical wastewater treatment technical field, particularly relates to a kind of unpowered continuous anaerobism advanced treatment apparatus of domestic sewage of villages and small towns being mixed with breeding wastewater.A kind of unpowered continuous anaerobism advanced treatment apparatus of domestic sewage of villages and small towns, including: first order anaerobic reactor, second level anaerobic reactor, dephosphorization pond and collecting methane room;Described first order anaerobic reactor is connected with second level anaerobic reactor by outlet;Described second level anaerobic reactor is connected with dephosphorization pond by outlet.This utility model apparatus moduleization designs, and simple in construction, installation process is simple to operate;Processing procedure relies on depth displacement to promote internal drainage flow, it is not necessary to any power consumption electromechanical equipment, reduces energy cost;By anaerobic reaction, Organic substance is converted into methane, improves domestic sewage resource utilization rate;It is highly suitable for popularization and application in vast samll cities and towns, rural domestic sewage treatment.

Description

A kind of unpowered continuous anaerobism advanced treatment apparatus of domestic sewage of villages and small towns
Technical field
This utility model belongs to biochemical wastewater treatment technical field, particularly relate to a kind of be mixed with breeding wastewater samll cities and towns, Domestic sewage in rural areas is unpowered continuous anaerobism advanced treatment apparatus.
Background technology
Along with popularizing of wastewater treatment in China facility, city domestic sewage pollutes and is effectively controlled, town & country Oilysewage surface source pollution prevention and governing problem have become each place government and the focus of various circles of society's close attention.Samll cities and towns, It is little to there is the water yield in domestic sewage in rural areas, and fluctuation is big, distribution dispersion, causes organic concentration high, containing one because being mixed with breeding wastewater The features such as quantitative nitrogen and phosphorus element;Meanwhile, these area Domestic sewage collecting pipe network imperfections, sewage treatment facility lacks Weary, undressed sanitary sewage arbitrarily discharges, and causes rural area surrounding aqueous environment to deteriorate, and Rural Plane Source Pollution is the most serious.Separately Outward, samll cities and towns, rural area economic level fall behind, and professional and technical personnel lacks, and facilities management system is unsound, villager residence Not concentrating, large complicated sewage disposal technology is difficult to apply to samll cities and towns, rural area, causes in all parts of the country to decentralized agriculture There is explosive situation in the demand of village's technology of waste water control.
Existing villages and small towns biochemical wastewater treatment technology such as anaerobic biogas generating pit sewage disposal technology, biofilm contact oxidation skill Art, aerobic/anaerobic active sludge treatment technology, biofilter etc., these biochemical processings can be removed most organic Material, but the effect of denitrogenation dephosphorizing is the highest, there is construction period length simultaneously, energy consumption is high, device structure is complicated, operational management expense By shortcomings such as height.Existing patent is retrieved, " a kind of agriculture as disclosed in Chinese patent (application number: 201310305423.X) The multistage anaerobic of village's sanitary sewage-aerobic combination denitrification dephosphorization apparatus and method " described method has good denitrogenation dephosphorizing Effect, but still need to aeration, add energy consumption cost.Disclosed " the unpowered agriculture of Chinese patent (application number: 201220752983.0) Village's domestic sewage processing system " the coalition that described system is high efficiency anaerobic reactor and artificial swamp, though reduce energy consumption, but Have that floor space is big, Nitrogen/Phosphorus Removal is the best, easily cause the drawback of underground water pollution.
In view of the drawbacks described above of prior art, exploring one and can tackle water quantity and quality change flexibly, Nitrogen/Phosphorus Removal is bright Aobvious unpowered domestic sewage of villages and small towns treatment technology is particularly important with reply Rural Plane Source Pollution problem.
The information being disclosed in this background section is merely intended to increase the understanding to general background of the present utility model, and It is not construed as recognizing or imply in any form this information structure existing well known to persons skilled in the art Technology.
Utility model content
This utility model aims to overcome that above the deficiencies in the prior art, solves to be mixed with the villages and small towns life dirt of breeding wastewater Water treatment problems, proposes one and can tackle water quantity and quality change flexibly, and Nitrogen/Phosphorus Removal is high, has the unpowered of environmental benefit concurrently The device of anaerobism advanced treating domestic sewage of villages and small towns continuously.
For reaching above-mentioned purpose, the technical scheme that this utility model provides is:
A kind of unpowered continuous anaerobism advanced treatment apparatus of domestic sewage of villages and small towns, including:
First order anaerobic reactor, by water inlet, gathering ground, water-locator, anaerobic reaction district, mud valve, three phase separator, Effluent weir and outlet are constituted;
Second level anaerobic reactor, by water-locator, anaerobic reaction district, mud valve, three phase separator, effluent weir and outlet Constitute;
Dephosphorization pond, is made up of packing layer, water-retention settling zone and outlet;And
Collecting methane room, its one end is provided with airway and exsiccator.
As preferably, described first order anaerobic reactor is connected with second level anaerobic reactor by outlet.
As preferably, described second level anaerobic reactor is connected with dephosphorization pond by outlet.
As preferably, described lower end, dephosphorization pond is provided with water inlet, and upper end is provided with outlet, and inside is provided with packing layer, fills out The bed of material is arranged above water-retention settling zone.
As preferably, the biogas that described first order anaerobic reactor produces with second level anaerobic reactor passes through airway Collecting, drying device enters collecting methane room after drying.
As preferably, the number of described second level anaerobic reactor is 1-3.
As preferably, active mud in described anaerobic reaction district, it comprises anaerobic sludge granule and zeolite powder, zeolite The granularity of powder is 50-100 mesh, and its consumption is 2.5-4g/L.
As preferably, in described dephosphorization pond, packing layer is limestone or calcite particle.
As preferably, described limestone or the granularity of calcite particle are 10-20mm.
This utility model additionally provides a kind of unpowered continuous anaerobism advanced treating utilizing described domestic sewage of villages and small towns Device processes the method for sanitary sewage, comprises the following steps:
(1) anaerobic sludge in sewage treatment plant's anaerobic sludge pond is thrown to anaerobic reactor with zeolite powder, stirs, System start-up;
(2) pending is mixed with in the domestic sewage of villages and small towns introducing first order anaerobic reactor of breeding wastewater and anaerobism dirt Mud is fully contacted, and utilizes the hydrolysis acidification effect of anaerobe that Organic substance is converted into methane, water, removes most CODCr;Zeolite powder removes the ammonia nitrogen in sewage by absorption, ion exchange;
(3) sanitary sewage processed through step (2) enters in next stage anaerobic reactor successively by depth displacement with gravity flow Purify, remove remaining CODCrWith denitrogenation;
(4) the anaerobic reactor water outlet of step (3) afterbody enters dephosphorization pond by pipeline, limestone in packing layer or The calcium ion that calcite slowly discharges and phosphorus react and generate material hydroxyapatite hard to tolerate, under chemical reaction with adsorption Dephosphorization;Reacted water outlet is discharged by outlet after water-retention settling zone precipitates.
As preferably, the concentration of described anaerobic sludge is 20-30g/L.
Compared with prior art, this utility model has a following useful technique effect:
The unpowered continuous anaerobism advanced treatment apparatus modularized design of domestic sewage of villages and small towns of the present utility model, structure letter Single, installation process is simple to operate, and treatment effeciency is high;Processing procedure relies on depth displacement to promote internal drainage flow, it is not necessary to any Power consumption electromechanical equipment, reduces energy cost;By anaerobic reaction, Organic substance is converted into methane, improves domestic sewage resource Utilization rate;Zeolite powder and the ability using consolidation system denitrogenation dephosphorizing in dephosphorization pond, sanitary sewage after treatment reaches discharge Standard, can be directly used for rural area field irrigation, is highly suitable in vast samll cities and towns, rural domestic sewage treatment promoting and answers With.
Accompanying drawing explanation
Fig. 1 is the structural representation of the unpowered continuous anaerobism advanced treatment apparatus of domestic sewage of villages and small towns of the present utility model;
Explanation about reference:
1-first order anaerobic reactor;11-water inlet;12-gathering ground;13-water-locator;14-anaerobic reaction district;15-arranges Slurry valve;16-three phase separator;17-effluent weir;18-outlet;2-second level anaerobic reactor;21-water-locator;22-anaerobism is anti- Answer district;23-mud valve;24-three phase separator;25-effluent weir;26-outlet;3-dephosphorization pond;31-packing layer;32-water-retention is sunk Shallow lake district;33-outlet;4-collecting methane room;41-airway;42-exsiccator.
Detailed description of the invention
The utility model is described in further detail below in conjunction with the accompanying drawings:
As it is shown in figure 1, a kind of unpowered continuous anaerobism advanced treatment apparatus of domestic sewage of villages and small towns, anti-including first order anaerobism Answer device 1, second level anaerobic reactor 2, dephosphorization pond 3 and collecting methane room 4;Described first order anaerobic reactor 1 includes into water District 12, anaerobic reaction district 14, inhalant region 12 upper end is provided with water inlet 11, and upper end, anaerobic reaction district 14 is provided with effluent weir 17 and water outlet Mouth 18, built-in water-locator 13 and three phase separator 16, lower end is provided with mud valve 15;Second level anaerobic reactor 2 is provided with water-locator 21, anaerobic reaction district 22, mud valve 23;Three phase separator 24;Effluent weir 25;Outlet 26;It is provided with packing layer in dephosphorization pond 3 31, water-retention settling zone 32, outlet 33;Connect the first order airway 41 with three phase separator gas outlet, the second level by biogas receipts Collection enters collecting methane room 4 through exsiccator 42.
It is anaerobic sludge, zeolite powder and life in described first order anaerobic reaction district 14 and anaerobic reaction district, the second level 22 The mixture of sewage, zeolite particle size is 50-100 mesh, and after system start-up, anaerobic sludge concentration reaches 20-30g/L.
The filler in packing layer 31 in described dephosphorization pond 3 be granularity be limestone or the calcite of 10-20mm.
Domestic sewage of villages and small towns of the present utility model is unpowered, and continuous anaerobism advanced treatment apparatus operation principle is: by pending The domestic sewage of villages and small towns being mixed with breeding wastewater introduce after the inhalant region regulation of first order anaerobic reactor by bottom water-locator Entering anaerobic reaction district, from bottom to top, sewage is fully contacted water (flow) direction with anaerobic sludge, zeolite powder, anaerobe Being methane and water by organic matter degradation under hydrolysis acidification effect, the zeolite powder having bigger serface is exchanged with ion by absorption Act on and ammonium radical ion is intercepted, after this process, remove most CODCrWith NH3-N.First order anaerobic reactor water outlet is passed through Pipeline utilize depth displacement with from stream mode enter next stage anaerobic reactor purify successively, afterbody anaerobic reaction Device water outlet enters dephosphorization pond, and the phosphorus in sewage generates material hydroxyl phosphorus hard to tolerate ash with the calcium ion generation chemical reaction of release in filler Stone, reaches dephosphorization purpose.Sanitary sewage after purification discharges system after water-retention settling zone precipitates.
Processing method of the present utility model does not use any electromechanical equipment in implementation process, operation that overall process is unpowered, Energy-saving and cost-reducing, the progression of anaerobic reactor can be selected flexibly according to the change of water water quality and quantity simultaneously, installation process is easy and simple to handle, COD in sanitary sewage after purificationCr、NH3The leading indicator such as-N, TP, SS stably reaches " urban wastewater treatment firm pollutant emission mark Accurate " one-level B standard in (GB18918 2002), there is good environmental benefit, these apparatus and method are highly suitable for small city Popularization and application in town, rural domestic sewage treatment.
The aforementioned description to specific illustrative embodiment of the present utility model illustrates that and the purpose of illustration.These Describe and be not wishing to be defined to this utility model disclosed precise forms, and it will be apparent that according to above-mentioned teaching, can carry out A lot of changes and change.The purpose selected exemplary embodiment and describe is to explain certain principles of the present utility model And reality application, so that those skilled in the art is capable of and utilizes various different example of the present utility model Property embodiment and various different selection and change.Scope of the present utility model be intended to by claims and etc. similar shape Formula is limited.

Claims (9)

1. the unpowered continuous anaerobism advanced treatment apparatus of a domestic sewage of villages and small towns, it is characterised in that including:
First order anaerobic reactor, by water inlet, gathering ground, water-locator, anaerobic reaction district, mud valve, three phase separator, water outlet Weir and outlet are constituted;
Second level anaerobic reactor, by water-locator, anaerobic reaction district, mud valve, three phase separator, effluent weir and outlet structure Become;
Dephosphorization pond, is made up of packing layer, water-retention settling zone and outlet;And
Collecting methane room, its one end is provided with airway and exsiccator.
The unpowered continuous anaerobism advanced treatment apparatus of domestic sewage of villages and small towns the most according to claim 1, it is characterised in that Described first order anaerobic reactor is connected with second level anaerobic reactor by outlet.
The unpowered continuous anaerobism advanced treatment apparatus of domestic sewage of villages and small towns the most according to claim 1, it is characterised in that Described second level anaerobic reactor is connected with dephosphorization pond by outlet.
The unpowered continuous anaerobism advanced treatment apparatus of domestic sewage of villages and small towns the most according to claim 1, it is characterised in that The number of described second level anaerobic reactor is 1-3.
The unpowered continuous anaerobism advanced treatment apparatus of domestic sewage of villages and small towns the most according to claim 1, it is characterised in that Described lower end, dephosphorization pond is provided with water inlet, and upper end is provided with outlet, and inside is provided with packing layer, and packing layer is arranged above water-retention precipitation District.
The unpowered continuous anaerobism advanced treatment apparatus of domestic sewage of villages and small towns the most according to claim 1, it is characterised in that The biogas that described first order anaerobic reactor produces with second level anaerobic reactor is collected by airway, drying device Dried entrance collecting methane room.
The unpowered continuous anaerobism advanced treatment apparatus of domestic sewage of villages and small towns the most according to claim 1, it is characterised in that Active mud in described anaerobic reaction district, it comprises anaerobic sludge granule and zeolite powder, and the granularity of zeolite powder is 50-100 Mesh, its consumption is 2.5-4g/L.
The unpowered continuous anaerobism advanced treatment apparatus of domestic sewage of villages and small towns the most according to claim 1, it is characterised in that In described dephosphorization pond, packing layer is limestone or calcite particle.
The unpowered continuous anaerobism advanced treatment apparatus of domestic sewage of villages and small towns the most according to claim 8, it is characterised in that Described limestone or the granularity of calcite particle are 10-20mm.
CN201620590244.4U 2016-06-16 2016-06-16 A kind of unpowered continuous anaerobism advanced treatment apparatus of domestic sewage of villages and small towns Active CN205687755U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107522351A (en) * 2017-07-26 2017-12-29 上海理工大学 Powerless micro step sewage-treatment plant
CN110563252A (en) * 2019-09-05 2019-12-13 安徽省地质矿产勘查局321地质队 Mixed treatment system of acid mining industry waste water and beasts and birds waste water

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107522351A (en) * 2017-07-26 2017-12-29 上海理工大学 Powerless micro step sewage-treatment plant
CN107522351B (en) * 2017-07-26 2020-05-15 上海理工大学 Unpowered miniature step sewage treatment plant
CN110563252A (en) * 2019-09-05 2019-12-13 安徽省地质矿产勘查局321地质队 Mixed treatment system of acid mining industry waste water and beasts and birds waste water

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