CN110436717A - A kind of sewage disposal system with pulse water distribution and modularized artificial wetland - Google Patents
A kind of sewage disposal system with pulse water distribution and modularized artificial wetland Download PDFInfo
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- CN110436717A CN110436717A CN201910839826.XA CN201910839826A CN110436717A CN 110436717 A CN110436717 A CN 110436717A CN 201910839826 A CN201910839826 A CN 201910839826A CN 110436717 A CN110436717 A CN 110436717A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 282
- 238000009826 distribution Methods 0.000 title claims abstract description 86
- 239000010865 sewage Substances 0.000 title claims abstract description 46
- 239000011159 matrix material Substances 0.000 claims abstract description 18
- 244000005700 microbiome Species 0.000 claims abstract description 8
- 230000015556 catabolic process Effects 0.000 claims abstract description 7
- 230000003247 decreasing effect Effects 0.000 claims abstract description 7
- 238000006731 degradation reaction Methods 0.000 claims abstract description 7
- 239000003403 water pollutant Substances 0.000 claims abstract description 5
- 239000007788 liquid Substances 0.000 claims description 22
- 238000010926 purge Methods 0.000 claims description 14
- 230000004888 barrier function Effects 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 8
- 238000004140 cleaning Methods 0.000 claims description 7
- 238000007667 floating Methods 0.000 claims description 7
- 230000005484 gravity Effects 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 2
- 239000004744 fabric Substances 0.000 claims 1
- 230000000737 periodic effect Effects 0.000 claims 1
- 238000009423 ventilation Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 22
- 238000012545 processing Methods 0.000 abstract description 9
- 238000013461 design Methods 0.000 abstract description 4
- 239000006185 dispersion Substances 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 3
- 229910052698 phosphorus Inorganic materials 0.000 abstract description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 abstract description 2
- 229910052799 carbon Inorganic materials 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 230000007774 longterm Effects 0.000 abstract description 2
- 239000011574 phosphorus Substances 0.000 abstract description 2
- 230000008569 process Effects 0.000 description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 229910052760 oxygen Inorganic materials 0.000 description 6
- 239000001301 oxygen Substances 0.000 description 6
- 239000010410 layer Substances 0.000 description 4
- 239000005416 organic matter Substances 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- 238000003911 water pollution Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 206010003830 Automatism Diseases 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000006065 biodegradation reaction Methods 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 238000012279 drainage procedure Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000008213 purified water Substances 0.000 description 2
- 230000000306 recurrent effect Effects 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 241000256113 Culicidae Species 0.000 description 1
- 241000255925 Diptera Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000151 deposition 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
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- LLPOLZWFYMWNKH-CMKMFDCUSA-N hydrocodone Chemical compound C([C@H]1[C@H](N(CC[C@@]112)C)C3)CC(=O)[C@@H]1OC1=C2C3=CC=C1OC LLPOLZWFYMWNKH-CMKMFDCUSA-N 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009440 infrastructure construction Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000001546 nitrifying effect Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
- 238000012546 transfer Methods 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
- C02F3/02—Aerobic processes
-
- 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
-
- 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
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
-
- 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
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
-
- 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
- C02F2001/007—Processes including a sedimentation step
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Life Sciences & Earth Sciences (AREA)
- Microbiology (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Botany (AREA)
- Biotechnology (AREA)
- Biological Treatment Of Waste Water (AREA)
- Treatment Of Biological Wastes In General (AREA)
Abstract
The sewage disposal system with pulse water distribution and modularized artificial wetland that the present invention relates to a kind of, including the successively pretreatment unit of sequence setting, inlet unit, artificial swamp unit.Inlet unit is pulsed water dispensing apparatus, automatic adjustment artificial swamp flow of inlet water, control water inlet period；Artificial swamp unit includes one or more artificial wetland modules and collecting-tank, using the clearance-type method of operation, by pulsed distribution reservoir periodically to artificial swamp unit water distribution, drainage period air in wetland water level decreasing enter hypothallus, form aerobic matrix environment, dirty water pollutant carries out microorganism, matrix and comprehensive plant degradation in wetland and realizes the long-term efficient removal of phosphorus while improving sewage C, N removal efficiency.The present invention low cost, can be taken up little area with complete modularized design and installation, low energy consumption, substantially without daily management, can solve the problems, such as country sewage because of discharge dispersion, water is few, water quality inferiority and is difficult to low cost processing up to standard.
Description
Technical field
The invention belongs to water pollution process fields, and in particular to Constructed Wetland For Purifying technology.
Background technique
With the continuous improvement of life in the countryside level, the discharge amount of domestic sewage in rural areas is also gradually increased.For a long time, people
Distributed life in the countryside is polluted pay attention to it is insufficient, since the level of economic development is not high, infrastructure construction falls behind, the local common people
The reasons such as environmental consciousness is insufficient, and sanitary sewage sewage collecting, processing system are not perfect, rural area lack effective rural area family sewage
Treatment process and management means lead to the random discharge of a large amount of raw sewages, and rural area water pollution situation is got worse,
The serious ecological environment for affecting rural area, the safe drinking water of peasant are unable to get guarantee.It is set for country residents dispersion, lavatory
It applies backwardness and domestic sewage in rural areas tool discharge disperses, water and variation water quality are big, severe water pollution (especially rural area lavatory
Institute's sewage) the features such as, it is very necessary to invent economic and practical distributing sanitary wastewater processing technique.
The mode of China's rural sewage treatment mainly has centralized processing mode and decentralized processing mode at present.Focus on mould
Formula is mainly used for peasant household's Relatively centralized, topography has the area of certain drop, mostly uses the ecology pond systems and wet land treating system；Point
The processing method for dissipating tupe mainly has septic tank method, stabilization pond method, biofilm and artificial swamp method.In peasant household's dispersion
Rural area, septic tank method is most commonly seen but its reoxygenation is ineffective, so that septic tank processing sewage efficiency is lower and is discharged water
Matter is difficult to up to standard；Stabilization pond can make full use of lineament and energy consumption is lower, but that there are organic loadings is low, take up a large area, by
The disadvantages of climatic effect is big, denitrogenation dephosphorizing is undesirable；Biofilm occupied area is small and high treating effect, but invests big, anti-impact
Hit load-bearing capacity deficiency；And Artificial Wetland Techniques have cost and operating cost is low, operational management aspect, good purification etc. are excellent
Point is the common technique of distributing rural domestic sewage treatment.
But for Artificial Wetland Techniques, the periodicity and stability of water inlet have been largely fixed treatment facility
Pollutional load and treatment effect.And in rural area, the water outlet of septic tank is periodically and stability is very poor, utilizes pulse water distribution
Intermittent water inflow mode is not only able to overcome domestic sewage in rural areas water and the big disadvantage of variation water quality, and artificial swamp unit
Fit clearance formula operational mode, drainage period air in wetland water level decreasing hypothallus entered by snorkel, formed
Oxygen matrix environment improves artificial wetland treatment effect.Complicated liquid level sensing device is usually used in existing pulse water dispensing apparatus
And the control of solenoid electric valve door remotely controls progress week by manual operation or program using water pump or gate equal power device
The water distribution of phase property, usual systematic comparison is complicated, and which results in high failure rates, and maintenance management is difficult, and it is dirty to be not suitable for life in the countryside
Water process.Also there is part hydrocone type pulse water distribution system, although not complicated liquid level sensing device and solenoid electric valve gate
System, but often generate continuous overflow in the case where water inlet is small flow and siphon cannot be formed, match to lose pulse
The function of water, is unable to stable operation.
Summary of the invention
The present invention is high for existing rural toilet sewage disposal technology investment operating cost, take up a large area, efficiency is lower
And the problem that processing environment is severe, a kind of modular integration is provided from clear pulse aerobic artificial swamp, utilizes water inlet module
Middle pulsed distribution reservoir adjusts artificial swamp clearance-type operational mode, realizes that water fluctuates the auto hydraulic control in larger situation
System；Using the clearance-type of modularized artificial wetland it is vertical under to stream process process, form aerobic matrix environment, make to pollute in sewage
Object carries out microorganism, matrix and comprehensive plant degradation in artificial swamp, and by using the modularization of artificial swamp at being arranged
Meter makes equipment that the quickly assembling of batch production, scene may be implemented.
The specific technical solution of the present invention is as follows:
Sewage disposal system with pulse water distribution and modularized artificial wetland, including successively sequence setting pretreatment unit,
Inlet unit and artificial swamp unit.The pretreatment unit is septic tank, is arranged in inlet unit front end.The artificial swamp
Unit includes one or more artificial wetland modules and collecting-tank.Artificial wetland modules are under clearance-type is vertical to artificial wetland
Structure is sequentially arranged water distributor, wetland compounded mix hypothallus, collector pipe and impervious barrier from top to bottom.The water distributor with into
The water outlet of water unit is connected.When connecting multiple artificial wetland modules, water distribution supervisor and total water distributor in artificial wetland modules
It is connected, total water distributor is connected with inlet unit water outlet.The collecting-tank is set to after artificial wetland modules.In the collecting-tank
Equipped with wetland from clear back purge system and outlet pipe, the wetland passes through snorkel and artificial wetland modules from clear back purge system
Pipe end of catchmenting valve connection.When connecting multiple artificial wetland modules, wetland is from clear back purge system and artificial swamp
Total collector pipe of module is connected, and catchmenting for total collector pipe and each artificial wetland modules is responsible for end and is connected.The water inlet
Unit is pulsed water dispensing apparatus, and by inlet unit periodically to artificial swamp water distribution, drainage period air is with water in wetland
Position lowers into hypothallus, forms aerobic matrix environment, it is comprehensive that dirty water pollutant carries out microorganism, matrix and plant in wetland
Degradation is closed, realizes sewage treatment.
In the present invention, when using multiple artificial wetland modules, each artificial swamp modular structure is identical, multiple Manual moists
Ground module array arrangement.
In the present invention, the pulsed water dispensing apparatus includes distribution reservoir and passes in and out hydrophone automatically loaded on the tubular type in case, institute
It states distribution reservoir and sets water inlet, the tubular type passes in and out hydrophone automatically and includes water inlet pipe, hose, outlet pipe and can be opened and closed water-retaining structure.
The outlet pipe that tubular type passes in and out hydrophone automatically is set to distribution reservoir bottom, is pierced by from the aperture of distribution reservoir bottom；The water inlet pipe passes through
Hose and outlet pipe, freely to move state, the gravity of the water inlet pipe less than or equal to the buoyancy suffered by it, water inlet pipe by
Hose limitation, the maximum height to float are lower than the peak level of distribution reservoir water inlet；It is described be opened and closed water-retaining structure setting into
In water pipe, it can be opened and closed with water inlet pipe change in location；Within one water phase of distribution reservoir, water inlet pipe in case liquid level rise and on
Floating, when floating up to maximum height, water-retaining structure closure, liquid level exceeds the nozzle of water inlet pipe, and water begins to flow into water inlet pipe, In in case
Water inlet pipe front forms water holding space, carries out of short duration water, so that water inlet pipe self weight increases and starts to sink, water-retaining structure is opened
It opens, sewage passes through water inlet pipe, hose and outlet pipe discharge water dispensing apparatus, and when water inlet pipe sinks down into distribution reservoir bottom, liquid level is low
In the nozzle of water inlet pipe, a drainage period is completed, water inlet pipe starts to float with liquid level again, starts next water phase, so follows
Ring forms pulsed water distribution.
In the artificial wetland modules wetland from the cleaning water source of clear back purge system from collecting-tank and by water pump from
Snorkel top is to artificial swamp recharge.The wetland passes through the supervisor that catchments of snorkel and wetland module from clear back purge system
The valve of end connects.Valve normal operating conditions is normally opened, valve closing when artificial swamp cleans.When the multiple Manual moists of setting
Ground module, the wetland are connect by snorkel with the valve of the pipe end of always catchmenting of wetland module from clear back purge system, respectively
The supervisor that catchments of a wetland module connect with total collector pipe.Valve normal operating conditions is normally opened, valve when artificial swamp cleans
It closes.
The beneficial effects of the present invention are:
1, the present invention in artificial swamp use clearance-type it is vertical under to artificial wetland, pass through the pulsed water distribution of inlet unit
Device periodically to artificial swamp water distribution, drainage period air in wetland water level decreasing enter hypothallus, form aerobic matrix
Environment, then dirt water pollutant carries out microorganism, matrix and comprehensive plant drop in the case where clearance-type is vertical into artificial wetland
Solution, purified water enter catch basin and collect, import collecting-tank storage.Compared with common continuous artificial wetland, this inter-species
Air is periodically encapsulated in packing layer by the gap type method of operation, is provided good aerobic condition to matrix, is strengthened oxygen to packed bed
Transfer, enhance microorganism aerobic degradation, wetland bed dissolved oxygen levels improved, in organic matter biodegradation and ammonia nitrogen
In nitrifying process, guarantee good oxidation of coal and nitrification.In addition, wet land filler uses specific complex type filler, such as gravel
Deng absorption property is preferable, can effectively promote the removal efficiency of organic matter and nitrogen, while realizing phosphorus by chemical chelatropic reaction
Long-term efficiently removal.Big partial size gravel is laid in wetland water distribution pipe, water layer is hidden under gravel, reduces stink and mosquitos and flies is asked
Topic, it is environmentally friendly.
2, the pulsed water dispensing apparatus that inlet unit uses in the present invention carries out mechanical pulse water distribution using buoyancy
Structure, realization convert continuous influent to the purpose periodically intake.The present invention is using device buoyancy itself and ingenious sets
Water-retaining structure is set, it can be achieved that hydraulic automatism is adjusted, adjusting artificial swamp flow of inlet water, control water inlet period, structure is simple, whole
Body is high-efficient, does not need power, and performance is stablized, and achieves that periodical water distribution without human intervention, and be also convenient for modularization
Design and installation, low energy consumption, takes up little area low cost, substantially without daily management.Can effectively solve country sewage because discharge dispersion,
Water is few, water quality inferiority and the problem of be difficult to inexpensive processing up to standard.
3, the present invention is integrated with automatic cleaning system in artificial swamp, and catch basin is protruded into artificial swamp water header end
Interior, pipe end is arranged valve and controls water outlet, and valve nose sets a snorkel and extends to higher than wetland surface, clear convenient for artificial swamp
It washes, when the normally opened artificial swamp cleaning of artificial swamp working condition lower valve, valve is closed, by water pump by Water Spreading in collecting-tank
Enter snorkel and carry out that artificial swamp is counter cleans, prevents blocking, the hardened problem that common artificial wet land system often occurs, often
Half a year cleaning is primary, guarantees the long-acting stable operation of wetland.
4, artificial swamp unit is composed by one or more artificial wetland modules in the present invention, each artificial swamp mould
Block structure is identical, and array arrangement is convenient for modularization and produces in batches at Analysis of Nested Design and factory, live can quickly assemble, this
Sample easy construction, the completion time of project is short, low cost, operating cost is extremely low, the more common artificial swamp of occupied area is much smaller.
5, the present invention can prosthetic supply oxygen, without chemical agent, Non-energy-consumption, substantially without daily management in the case where realize
The efficient removal of C, N, P in sewage, water outlet can achieve the primary standard of national " integrated wastewater discharge standard "；Whole system can
Hydraulic automatism regulation is realized, without human attendance, without automatic control system, it is only necessary to have 1.5 meters of water level from water inlet to water outlet
Height difference.
Detailed description of the invention
Fig. 1 is the vertical view with a kind of structure type of sewage disposal system of pulse water distribution and modularized artificial wetland
Figure.
Fig. 2 is the section with a kind of structure type of sewage disposal system of pulse water distribution and modularized artificial wetland
Figure.
Fig. 3 is that the section of single wetland module in the sewage disposal system for have pulse water distribution and modularized artificial wetland shows
It is intended to.
Fig. 4 is the structure chart (liquid level minimum state) of inlet unit pulsed water dispensing apparatus.
Fig. 5 is the structure chart (liquid level highest state) of inlet unit pulsed water dispensing apparatus.
Description of symbols:
1, pretreatment unit (septic tank)；
2, inlet unit (pulsed water dispensing apparatus), 21, distribution reservoir, 22, water inlet, 23, water inlet pipe, 24, hose, 25, water outlet
Pipe, 26, baffle, 27 limiters；
3, artificial swamp unit (including artificial wetland modules and collecting-tank), 31, impervious barrier, 32, snorkel, 33, perforation water distribution
Pipe, 34, wetland compounded mix hypothallus, 35, perforated catchment pipe, 36, wetland back purge system, 37, collecting-tank, 38, drainpipe.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawing.
As depicted in figs. 1 and 2, the sewage disposal system with pulse water distribution and modularized artificial wetland includes that pretreatment is single
First 1, inlet unit 2, artificial swamp unit 3.
Pretreatment unit 1 is the septic tank of each peasant household's family in rural area.Its water outlet is connect by the water inlet of inlet unit 2
Enter, inlet unit 2 is pulsed water dispensing apparatus, by the tubular type automatic water inflow device being arranged in its distribution reservoir, when water level is up to one
Water inlet, of short duration water, drainage procedure are completed in tubular type automatic water inflow device after determining height, are sink to case with water level decreasing again
Bottom realizes the water distribution of recurrent pulses formula to artificial swamp unit 3.
Artificial swamp unit 3 is to artificial wetland structure under clearance-type is vertical, includes artificial wetland modules and collecting-tank
37.According to the needs of processing capacity, artificial wetland modules can design a module or the combination of multiple artificial wetland modules, when setting
When being calculated as multiple modules, each modular structure is identical, array arrangement.The bottom of each artificial wetland modules is laid with impervious barrier 31, In
It is equipped with perforated catchment pipe 35 above impervious barrier 31, is wetland compounded mix hypothallus above impervious barrier 31 and perforated catchment pipe 35
34, wetland top layer is equipped with perforation water distributor 33.
When connecting an artificial wetland modules, the water outlet of the water distributor 33 and the pulsed distribution reservoir of inlet unit 2
Mouthful be connected, be laid in 80 ~ 150mm of wetland surface layer at, on water distributor 33 be distributed perforation, including water distribution supervisor and with water distribution supervisor phase
Logical multiple water distribution branch pipes, multiple water distribution branch pipes square array on the wetland compounded mix hypothallus 34 are uniformly distributed.It is more when connecting
When a artificial wetland modules, distribution well, each wetland can be added after the pulse distribution reservoir and before artificial swamp unit
The water distributor 33 of module is connected by total water distributor with the water outlet of distribution well in inlet unit.
When connecting a wetland module, the collector pipe 35 is also perforated pipe, is laid in impervious barrier top, including the master that catchments
Pipe and the multiple water distribution branch pipes communicated with the supervisor that catchments, multiple collection branch pipes square matrix under the wetland compounded mix hypothallus 34
Column are uniformly distributed, and are inclined to catch basin by certain slope.The origin or beginning of catchment supervisor and the collection branch pipe equipped with corresponding snorkel 32,
It catchments and is responsible for end setting valve 39,39 front end of valve sets a backwash tube.It is each wet when connecting multiple artificial wetland modules
Valve 39 is arranged in the collector pipe 35 of ground module and total collector pipe connection, pipe end of always catchmenting, and 39 front end of valve sets a backwash tube.
When connecting an artificial wetland modules, the collecting-tank 37 is set to after artificial wetland modules, and is furnished with wetland
From clear back purge system 36.Catchment master of the wetland from clear back purge system 36 and artificial wetland modules middle punch collector pipe 35
Pipe is connected in collecting-tank 37, and is furnished with water pump.Collecting-tank 37 is additionally provided with clear water of the drainpipe 38 for obtaining after emission treatment.
When connecting multiple artificial wetland modules, the wetland is from clear back purge system 36 and total collector pipe of wetland module in collecting-tank
37 are connected, and are furnished with water pump.Collecting-tank 37 is additionally provided with clear water of the drainpipe 38 for obtaining after emission treatment.
Referring to Fig. 3 and Fig. 4, the pulsed water dispensing apparatus specific structure of inlet unit 2 includes distribution reservoir 21 and is loaded in case
Tubular type pass in and out hydrophone automatically.Distribution reservoir 21 is equipped with distribution reservoir water inlet 22, for accessing the sewage of septic tank.
Tubular type automatic water feeding device includes sequentially connected water inlet pipe 23, corrugated flexible hose 24 and outlet pipe 25.
Outlet pipe 25 is set to distribution reservoir bottom, is pierced by cabinet from the aperture of distribution reservoir bottom, tapping guarantees sealing.Water outlet
The optimal position of pipe 25 is horizontal or close to being horizontally disposed with, convenient for smoothly draining.
It is connected between water inlet pipe 23 and outlet pipe 25 by corrugated flexible hose 24, can guarantee water inlet pipe 23 by water in this way
Buoyancy when move freely.And hose 24 can guarantee that water inlet pipe smoothly floats up to the position of the peak level risen lower than liquid level
It sets.
The overall gravity of water inlet pipe 23 will be designed the buoyancy less than water, and the two difference is about the of short duration water of water inlet pipe 23
When, the 75% ~ 90% of the gravity of water, to guarantee in the water phase, there is water inlet pipe enough buoyancy can float, while realizing and depositing
After water end cycle, there is enough weight can sink to inlet tank bottom end rapidly.But the maximum height that water inlet pipe floats is wanted
By the length limitation that hose extends, the maximum height that should be designed as its floating is lower than the peak level of distribution reservoir water inlet, in this way, In
In one water phase of distribution reservoir, when beginning, water inlet pipe can rise with liquid level in case and be floated, after floating up to maximum height, liquid
Face can gradually be higher than water inlet pipe, and referring to fig. 4, sewage begins to flow into water inlet pipe in case, so that water inlet pipe self weight increases, thus under
It is sink to distribution reservoir bottom.
It is equipped with the water-retaining structure being made of baffle 26 and current limiter 27 in water inlet pipe 23, when water-retaining structure is closed, realizes
Of short duration water makes water inlet pipe torque be greater than buoyancy torque, and then sinks.On the basis of water inlet pipe horizontality, 26 upper end of baffle
It is rotatably connected on the upside of the inner wall of water inlet pipe 23, is free to front and back overturning, realizes open and close.26 lower end of baffle is gear
Water portion when for closing, deposits a part of water water inlet pipe front is of short duration.Limiter 27 is fixed on the downside of 23 inner wall of water inlet pipe, and
Positioned at 26 rear of baffle (along the direction of water flow), tilted towards 26 direction of baffle, inclination angle is preferably 60 ~ 80 degree.When baffle 26 backward
Overturning, after retaining section is contacted with limiter 27, cooperating is that water-retaining structure just forms occluding relation.
Be rotatably connected form of the baffle 26 on 23 inner wall of water inlet pipe can be one skilled in the art that
Hinge connection, the rotation various forms such as pin connection.It is retaining section for lower end, is one of entire water inlet pipe cross sectional shape
Point, it can be the shapes such as semicircle, rectangular with cross sectional shape.Pipe is carried out as long as meeting and locally blocking after in conjunction with limiter
Passage portion.
The working method of water-retaining structure are as follows: intake initial stage in water inlet pipe 23, water inlet pipe 23 is in floating state obliquely, gear
Plate 26 is tilted backwards certain angle by self gravitation effect, and the retaining section periphery of baffle 26 and limiter 27 are bonded, i.e. water blocking knot
Structure is closed, and of short duration blocking water inlet flows to outlet pipe, starts of short duration water.When water inlet pipe 23 because water increases weight, start rapid
Sink, while intaking also above the height of retaining section, flows to outlet pipe, device starts to drain, and water state terminates.In water inlet pipe
In 23 sinking watchings, baffle 26 is gradually become plumbness by heeling condition by self gravitation effect, is disengaged with limiter 27,
Horizontality is sunk down into i.e. to behind distribution reservoir bottom in water inlet pipe 23, and liquid level is lower than the nozzle of water inlet pipe 23, completes a draining
Phase.
In further embodiment of the present invention, 25 front end of water inlet pipe is preferably designed as bend pipe structure, and import is upward
Bending, bending angle are 110 ~ 150 degree, which can better ensure that when reaching highest with water level in water phase, liquid level and into
Hose nozzle is substantially flush.
In further embodiment of the present invention, the caliber of the water inlet pipe 25 will also be designed larger than 24 He of water inlet pipe hose
The caliber of outlet pipe 25, best ratio are 2:1 ~ 3:1, adaptation hose are easier in this way, while increasing the flow velocity of water outlet, after satisfaction
The flow rate requirement of water distribution system in continuous treatment process.
In the present invention, the wetland module under the clearance-type is vertical into artificial wetland uses clearance-type operational mode,
By pulsed water dispensing apparatus periodically to artificial swamp water distribution, drainage period air in wetland water level decreasing enter matrix
Layer, forms aerobic matrix environment, and dirty water pollutant carries out microorganism, matrix and comprehensive plant degradation in wetland.
The course of work of the present embodiment:
Rural toilet sewage is entering pretreatment unit 1 after preliminary sedimentation fermentation process, and it is single to enter water inlet from water inlet 22
Pulsed distribution reservoir 21 in member 2.Tubular type automatic water feeding device in the water phase, pulsed distribution reservoir 21 can be in distribution reservoir
Liquid level rises and floats, and the water inlet pipe 23 that buoyancy mainly passes through Large Diameter Pipeline is provided to device, tubular type automatic water feeding device self gravity
It maintains to balance with buoyancy, increases and rise with water level.When water level reach certain altitude after, completed in tubular type automatic water inflow device into
Water, of short duration water, drainage procedure, tubular type automatic water feeding device are sink to bottom with water level decreasing again, realize and adjust wastewater influent amount
Fluctuation.Water phase tubular type automatic water inflow device floats with liquid level rising in water dispensing apparatus, when liquid level rises to peak level
When, device is because structure and self weight constraint (ibid) no longer float, and sewage makes device certainly by water inlet bend pipe inflow device in case
Increase again, the equalising torque that buoyancy is generated with gravity at this time is broken, and device starts quickly to sink, and it is continuous that sewage will pass through hose
Discharge；When device is sink to bottom, liquid level drops to lowest water level in water dispensing apparatus, and drainage period terminates at this time, next water week
Phase starts.
Tubular type automatic water inflow device in such distribution reservoir 21 realizes that the water distribution of recurrent pulses formula enters gap using buoyancy
To artificial wetland unit 3 under formula is vertical.The clearance-type method of operation is used to artificial wetland under the clearance-type of modular is vertical,
Enter in artificial wetland modules in the sewage in drainage period, pulsed distribution reservoir by water distributor 33, the pollutant in sewage exists
Microorganism, matrix and comprehensive plant degradation are carried out in wetland, purified water enters through perforated catchment pipe 35 and collects water inlet collection
It is stored in pond 37.Water phase between two drainage periods, air enter wetland compounded mix matrix, improve wetland bed molten
Oxygen level is solved, organic matter biodegradation and Ammonia Nitrification process are strengthened, guarantees the dissolved oxygen concentration of higher level in artificial swamp,
Guarantee the oxidation of coal and nitrification of wetland, guarantees effluent quality.
Treated sewage is collected in artificial wetland modules by perforated catchment pipe 35, the general pipeline and branch of perforated catchment pipe
For pipe in normal operating conditions, valve is normally opened.Treated, and clean water is stored in collecting-tank 37, and eventually by drainpipe 38
Discharge.
When wetland is from clear backwash, the valve of perforated catchment pipe 35 is closed, the clean water in collecting-tank 37 by water pump from
36 top of wetland back purge system cleaning process to artificial wetland modules recharge, is completed by perforated catchment pipe 35.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, and
Without departing from the spirit or essential characteristics of the present invention, the present invention can be realized in other specific forms.Therefore, nothing
By from the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended
Claim rather than above description limit, it is intended that the institute that will be fallen within the meaning and scope of the equivalent elements of the claims
It changes and is included within the present invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this narrating mode illustrated is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (10)
1. a kind of sewage disposal system with pulse water distribution and modularized artificial wetland, the pretreatment including successively sequence setting
Unit (1), inlet unit (2), artificial swamp unit (3)；It is characterized by: the pretreatment unit (1) is septic tank, setting
In inlet unit (2) front end；The artificial swamp unit (3) is comprising one or more artificial wetland modules and set on collection thereafter
Pond (37)；The artificial wetland modules are to be sequentially arranged water distribution from top to bottom to artificial wetland structure under clearance-type is vertical
Manage (33), wetland compounded mix hypothallus (34), collector pipe (35) and impervious barrier (31)；Water distributor (33) the connection water inlet is single
The water outlet of first (2)；Wetland is equipped in the collecting-tank from clear back purge system (36) and drainpipe (38), the wetland is from clear
Back purge system (36) is responsible for the valve of end and is connect by catchmenting for snorkel (32) and artificial wetland modules；The water inlet is single
First (2) are pulsed water dispensing apparatus, by inlet unit (2) periodically to artificial swamp unit (3) water distribution, drainage period air with
In wetland water level decreasing enter hypothallus, form aerobic matrix environment, dirty water pollutant carries out microorganism, base in wetland
Matter and comprehensive plant degradation, realize sewage treatment.
2. the sewage disposal system according to claim 1 with pulse water distribution and modularized artificial wetland, feature exist
In when using multiple artificial wetland modules, each artificial swamp modular structure is identical, multiple artificial wetland modules array cloth
It sets.
3. the sewage disposal system according to claim 1 or 2 with pulse water distribution and modularized artificial wetland, feature
It is, the pulsed water dispensing apparatus includes distribution reservoir (21) and passes in and out hydrophone automatically loaded on the tubular type in case；The distribution reservoir
If water inlet (22)；It is characterized in that, it includes water inlet pipe (23), hose (24), outlet pipe that the tubular type passes in and out hydrophone automatically
(25) and water-retaining structure can be opened and closed；The outlet pipe (25) is set to distribution reservoir bottom, is pierced by from the aperture of distribution reservoir bottom；It is described
Water inlet pipe (23) is by hose (24) and outlet pipe (25), and freely to move state, the gravity of the water inlet pipe is less than or waits
In the buoyancy suffered by it, water inlet pipe is limited by hose, and the maximum height to float is lower than the peak level of distribution reservoir water inlet；It is described
Water-retaining structure can be opened and closed to be arranged in water inlet pipe (23), can be opened and closed with water inlet pipe (23) change in location；It is deposited at distribution reservoir one
In the water phase, water inlet pipe rises with liquid level in case and is floated, and when floating up to maximum height, water-retaining structure closure, liquid level exceeds into water
The nozzle of (23) is managed, water begins to flow into water inlet pipe in case, and water holding space is formed in water inlet pipe (23) front, carries out of short duration water,
So that water inlet pipe self weight increases and starts to sink, water-retaining structure is opened, and sewage passes through water inlet pipe (23), hose (24) and water outlet
It manages (25) and water dispensing apparatus is discharged, when water inlet pipe sinks down into distribution reservoir bottom, liquid level is lower than the nozzle of water inlet pipe (23), completes one
Drainage period, water inlet pipe start to float with liquid level again, start next water phase, so recycle, and form pulsed water distribution.
4. the sewage disposal system according to claim 3 with pulse water distribution and modularized artificial wetland, feature exist
In the water-retaining structure that is opened and closed includes baffle (26) and limiter (27)；Baffle (26) lower end be retaining section, upper end with
Connection on the upside of the inner wall of water inlet pipe (23), and can freely be overturn back and forth in the case where no limiter (27)；The limit
Device (27) is fixed on the downside of water inlet pipe (23) inner wall, and is located at baffle (26) rear, is tilted towards baffle (6) direction, with baffle
(26) retaining section cooperation；Intake initial stage in water inlet pipe (23), water inlet pipe (23) is in floating state obliquely, baffle (26) by
Self gravitation effect tilts backwards certain angle, retaining section periphery and limiter (27) fitting, i.e. water-retaining structure is closed, of short duration resistance
Disconnected water inlet flows to outlet pipe, starts of short duration water；Water inlet pipe (23) starts to sink because water increases weight, and water inlet is more than water blocking
Portion's height flows to outlet pipe, and device starts to drain, and water state terminates；In water inlet pipe (23) sinking watching, baffle (26) by
Self gravitation effect gradually becomes plumbness by heeling condition, disengages with limiter (27), i.e., water-retaining structure is opened, quickly
Draining, sinks down into water inlet pipe (3) close to after horizontality, and liquid level is lower than the nozzle of water inlet pipe (23), completes a drainage period.
5. the sewage disposal system according to claim 1,2,3 or 4 with pulse water distribution and modularized artificial wetland,
It is characterized in that, it is after pulse water dispensing apparatus and artificial when the artificial swamp unit is composed of multiple artificial wetland modules
Establishing well before wetland unit, from distribution well respectively to each artificial wetland modules water distribution.
6. the sewage disposal system according to claim 1,2,3 or 4 with pulse water distribution and modularized artificial wetland,
It is characterized in that, the water distributor (33) in the artificial wetland modules includes water distribution supervisor and multiple water distributions with water distribution supervisor's connection
Branch pipe, multiple water distribution branch pipes square array in the wetland compounded mix matrix is uniformly distributed, when artificial wetland modules are multiple, into
Water unit is responsible for by total water distributor and the water distribution of each wetland module and is connected.
7. the sewage disposal system according to claim 1,2,3 or 4 with pulse water distribution and modularized artificial wetland,
It is characterized in that, the collector pipe (35) in the artificial wetland modules includes catchmenting supervisor and to be responsible for the multiple of connection with catchmenting and catchment
Branch pipe, multiple collection branch pipes are laid in the impervious barrier upper horizontal and array is uniformly distributed, when artificial wetland modules are multiple, respectively
The supervisor that catchments of a wetland module is connect by total collector pipe with collecting-tank.
8. the sewage disposal system according to claim 7 with pulse water distribution and modularized artificial wetland, feature exist
In catchment supervisor and the aperture of collection branch pipe upper end, tube top are flushed with impervious barrier top.
9. the sewage disposal system according to claim 7 with pulse water distribution and modularized artificial wetland, feature exist
In supervisor and the total collector pipe of catchmenting is tilted towards at the collecting-tank of wetland end by certain slope, while being equipped with corresponding ventilation
It manages, catchmenting in collecting-tank is responsible for end setting valve and controls water outlet, and valve nose sets a backwash tube, convenient for artificial swamp
Periodic cleaning.
10. the sewage disposal system according to claim 7 with pulse water distribution and modularized artificial wetland, feature exist
In, the wetland from the cleaning water source of clear back purge system (36) from collecting-tank and by water pump from snorkel top to artificial
Wetland recharge.
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| CN201910839826.XA CN110436717B (en) | 2019-09-06 | 2019-09-06 | Sewage treatment system with pulse water distribution and modularized constructed wetland |
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| CN116393112A (en) * | 2023-03-10 | 2023-07-07 | 山东科技大学 | Preparation method of iron-carbon particles and reinforced constructed wetland dephosphorization method based on iron-carbon particles |
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| CN110436717B (en) | 2024-02-27 |
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