CN107686214A - The power-free integrated multimedium processing system of domestic sewage in rural areas - Google Patents
The power-free integrated multimedium processing system of domestic sewage in rural areas Download PDFInfo
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- CN107686214A CN107686214A CN201710914226.6A CN201710914226A CN107686214A CN 107686214 A CN107686214 A CN 107686214A CN 201710914226 A CN201710914226 A CN 201710914226A CN 107686214 A CN107686214 A CN 107686214A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
- C02F2001/425—Treatment of water, waste water, or sewage by ion-exchange using cation exchangers
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/006—Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
-
- 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
- C02F3/30—Aerobic and anaerobic processes
- C02F3/302—Nitrification and denitrification treatment
-
- 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
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biological Treatment Of Waste Water (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The present invention provides a kind of power-free integrated multimedium processing system of domestic sewage in rural areas, it is characterised in that：Regulation hydrolysis acidification pool and multimedium sewage disposal system including interconnection；Combined stuffing is hung in regulation hydrolysis acidification pool；Multimedium sewage-treatment plant is interval with several multi-medium-layers and water flowing layer from top to bottom, multi-medium-layer is arranged by multiple multimedium unit intervals, multimedium unit is to be packaged with plurality of filter media in packaging bag, clearance space filling zeolite between adjacent multimedium unit, water flowing layer is zeolite layer；The delivery port of hydrolysis acidification pool is adjusted with the water inlet of multimedium sewage-treatment plant higher than the multi-medium-layer in multimedium sewage-treatment plant and water flowing layer.The outer wall for adjusting hydrolysis acidification pool and multimedium sewage disposal system is fiberglass.The present invention reduces construction investment and expense, saves the energy, saves the engineering time, and big Economization on land, stable effluent quality is beautified the environment, and improves environmental ecology value.
Description
Technical field
The invention belongs to field of environment engineering technology, more particularly to the nothing of the sanitary sewage such as rural area, samll cities and towns, residence district
Power decentralized is handled.
Background technology
The discharge capacity of China's sanitary sewage is increasing year by year, but disposal ability is extremely limited, and most area life is dirty
Water is directly discharged into natural water without any processing.The especially infrastructure such as China's rural domestic sewage collection processing seriously lacks
Weary or because the reasons such as cost run deficiency, sewage arbitrarily discharges that phenomenon is very universal, and the surface water and groundwater of surrounding is caused
Serious pollution, while also directly threaten the living environment and health of numerous residents, restrict samll cities and towns, rural economy it is strong
Health and sustainable development.
At present, domestic and international sanitary sewage disposal technology is basically divided into from technological principle at nature processing system and biochemistry
The class of reason system two.Natural processing system is mainly to carry out sewage using the principle of soil filtering, plant absorption and microorganism decomposition
The system of processing, or be ecological treatment system.For samll cities and towns, particularly community, rural area sewage, sewage natural is commonly used
Treatment technology has following several.1st, Treatment Technology of Constructed Wetland.Surface-flow typically utilizes existing farm field irrigation drainage channel, famine
Ground, the useless pool, depression and marshland etc., build artificial wet land treating system.The system using various plants, animal, microorganism and
The collective effect of soil, filter step by step and absorb the pollutant in sewage, reach the purpose of purification sewage.Drowned flow artificial wet land is
Pond body is manually built up, waterproof layer is laid in bottom surface, fills the hypothallus of certain depth, surface grafting water plant, and sewage passes through
Pond body, it is purified sewage using matrix, plant, the physics of microorganism, chemistry, the triple synergies of biology.Wetland variation
System process equipment is simple, but surface-flow floor space is larger, and stable water outlet influence factor is more, and needs solve soil
The problems such as with the abundant oxygen supply in water and the influence for gentle vegetation season of being bullied.Current wetland deposit in operation easily block,
The problems such as plant growth is by seasonal effect.2nd, underground percolation purification system.Be by sewage controlledly dosing to by one
In fixed construction, the soil layer away from ground certain depth and with good diffusion performance, dosing sewage is slow transitted through around water distributor
Rubble and layer of sand, spread under soil capillarity into neighbouring soil layer.There are a large amount of microorganisms in topsoil, at plant roots area
Polluter in aerobic state, sewage is filtered, adsorbed, degraded.Easy, maintenance that underground percolation purification system is built
Management is simple.Shortcoming is floor space is big, and operational effect is unstable etc..3rd, oxidation pond processing system.Typically by lake, pond
Appropriate manual amendment is carried out, and embankment and impervious barrier are set, sewage is handled by the microorganism grown in the pool.It is main to utilize
Organic pollution in the collective effect processing waste water of bacterium algae.This method has the advantages that capital expenditure is low, easy to operation.Simultaneously
There is also floor space is excessive, treatment effect climate has a great influence, be also easy to produce stink and grow mosquitos and flies the shortcomings of.Biochemical treatment
System is divided into aerobic treatment and anaerobic biochemical treatment again.Anaerobic Treatment is the side to wastewater treatment using anaerobe
Method.Under anaerobic, detested using organic pollution in anaerobe degrading waste water, conventional the having of rural domestic sewage treatment
Oxygen digester, anaerobic biofilter etc..Aerobic biological process is the method for wastewater treatment carried out using aerobic microbiological.Aerobic
Under the conditions of, using the effect of aerobic microbiological (including aerobic-anaerobic microbe), the organic matter of complexity is converted, is degraded into simple nothing
Machine thing, is purified sewage.Aerobic biological process can be divided into biomembrance process and the major class of activated sludge process two.Biochemical treatment is general
It is both needed to increase power-equipment, energy resource consumption is big, and construction investment is big, and need to often patrol and guard.
Above-mentioned domestic sewage in rural areas nature processing method is big there is floor space, and effluent quality is unstable, easy in operation
Block, by seasonal effect the shortcomings of.And domestic sewage in rural areas biochemical processing method then needs to consume the energy, construction cost is high, fortune
Row is costly, need to typically patrol and guard, the shortcomings of complex management.
The content of the invention
The present invention provides a kind of power-free integrated multimedium processing system of domestic sewage in rural areas, existing the purpose is to solve
The shortcomings that technology, construction investment and expense are reduced, save the energy, save the engineering time, big Economization on land, stable effluent quality U.S.
Change environment, improve environmental ecology value.
The technical solution adopted for the present invention to solve the technical problems is：
A kind of power-free integrated multimedium processing system of domestic sewage in rural areas, it is characterised in that：Including interconnection
Regulation-hydrolysis acidification pool and multimedium sewage disposal system；Combined stuffing is hung in regulation-hydrolysis acidification pool；Multimedium sewage
Processing unit is interval with several multi-medium-layers and water flowing layer from top to bottom, and multi-medium-layer is arranged by multiple multimedium unit intervals
Row, multimedium unit are that plurality of filter media is packaged with packaging bag, the clearance space filling boiling between adjacent multimedium unit
Stone, water flowing layer are zeolite layer；The water inlet of the delivery port of regulation-hydrolysis acidification pool and multimedium sewage-treatment plant is connected with pipeline
Connect, the delivery port of regulation-hydrolysis acidification pool is higher than multimedium sewage-treatment plant with the water inlet of multimedium sewage-treatment plant
Interior multi-medium-layer and water flowing layer.
Regulation-the hydrolysis acidification pool and the outer wall of multimedium sewage disposal system are fiberglass.
Grid of the regulation-hydrolysis acidification pool in pond water inlet installation parting bead at intervals of 10-30mm, delivery port installation aperture 5-
10mm screen cloth.
The multimedium unit of adjacent multi-medium-layer is stacked for dislocation, namely the top of the multimedium unit positioned at lower floor is right
Should be with the clearance space position of the multimedium unit on upper strata.
Multimedium unit is that old loading gunnysack encapsulates soil, sand, wood chip or stalk or rice husk, activated carbon, abrasive grit.
Soil, sand, wood chip or stalk or rice husk, activated carbon, the mass ratio of abrasive grit are 5：3：1：0.5：0.5.
The delivery port of regulation-hydrolysis acidification pool is connected within multimedium sewage disposal system by water distributor, water distributor
Extend two water distributions supervisor positioned at both sides along water (flow) direction, the both sides of every water distribution supervisor are respectively equipped with water distribution branch pipe, institute
State water distributor, water distribution supervisor, water distribution branch pipe are respectively positioned on the top of multi-medium-layer and water flowing layer.
Vertical ventilation duct gos deep within multimedium sewage disposal system, and ventilation duct stretches out two layers of ventilation supervisor to both sides,
Every layer of ventilation supervisor extends branch vent to along water (flow) direction, and branch vent is pooled to discharge pipe, ventilation duct and wind power oxygenation
Machine connects.
The bottom of multimedium sewage-treatment plant has 2% gradient.
The present invention is advantageous in that：
The present invention is because being not required to power, without patrolling and guarding, reduces construction investment, reduces equipment operation and operational administrative expense,
The energy is saved.Using fiberglass integral structure, convenient disassembly is flexible, largely saves the engineering time, substantially reduces civil engineering
Cost, simple to operate, management is convenient, takes up an area less, reduces the utilization of land resource, outstanding for the processing of rural area dispersed wastewater
To be favourable.And multimedium water treatment system guarantee capacity of resisting impact load is strong, stable effluent quality, effluent quality reaches《Cities and towns
Wastewater Treatment discharge standard》First discharge standard in (GB 18918-2002).Whole system using buried, by
Seasonal effect is small, plants ornamental plant above, can also beautify the environment, and improves environmental ecology value.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the water distribution pipe structural representation in multimedium sewage-treatment plant；
Fig. 3 is the breather line structural representation in multimedium sewage-treatment plant.
Embodiment
In order to illustrate more clearly of technical scheme, the required accompanying drawing used in description will be made below simple
Ground introduction, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for ordinary skill
For personnel, on the premise of not paying creative work, other embodiments can also be obtained according to these accompanying drawings.
As shown in Figure 1, Figure 2, Figure 3 shows, the system is by fiberglass being integrally formed structure.System includes passing sequentially through Inlet and outlet water
Regulation-hydrolysis acidification pool 1, the device such as multimedium sewage disposal system 2 of mouthful connection, the delivery port of regulation-hydrolysis acidification pool 1 with
The water inlet of multimedium sewage-treatment plant 2 is connected with PVC pipeline, delivery port and the multimedium sewage of regulation-hydrolysis acidification pool 1
The water inlet of processing unit 2 is higher than the multi-medium-layer 210 in multimedium sewage-treatment plant and water flowing layer 220.Namely regulation-water
Solution acidification pool 1, have that certain altitude is poor between 2 two devices of multimedium sewage disposal system, ensure sewage under the conditions of unpowered
Smooth outflow, it is effectively addressed.
The structure and technical process of the present invention is as follows：The system is made up of fiberglass.Regulation-hydrolysis acidification pool 1 enters in pond
Mouth of a river installation parting bead interval 10-30mm grids 102, delivery port installation aperture 5-10mm screen clothes 103, are filtered compared with bigger material.Regulation-
The top of hydrolysis acidification pool 1 offers working hole A104, working hole B105 respectively, and working hole A104, working hole B105 effect are
It is convenient to enter Inspection and maintenance and suspension combined stuffing 101 in pond body.Because uneasy using no-power way, regulation-hydrolysis acidification pool 1
Power agitating device is filled, regulating reservoir merges with hydrolysis acidification pool has saved space, simplifies sewage disposal system structure.Sewage from
Water inlet pipe enters regulation-hydrolysis acidification pool 1, and combined stuffing 101 is hung in regulation-hydrolysis acidification pool 1, beneficial to decontamination, water
Acidifying microbes apposition growth is solved, increases degradation efficiency, active sludge microorganism is reduced and is lost in, reduce solid sludges amount.Regulation-
The high-effective microorganism mixed bacterial tamed in hydrolysis acidification pool 1, i.e., have under a large amount of hydrolytic bacterias, acidifying bacterium effect by insoluble
Machine thing is hydrolyzed to dissolved organic matter, and the macromolecular substances of difficult for biological degradation are converted into the small-molecule substance of easily biological-degradable,
Ammonia nitrogen is removed simultaneously, is reduced ammonia nitrogen in waste water concentration, so as to improve the biodegradability of waste water, is laid the foundation for subsequent treatment.
There is difference in height between regulation-hydrolysis acidification pool 1 and multimedium sewage-treatment plant 2, regulation-hydrolysis acidification pool 1 goes out
Water enters multimedium sewage-treatment plant 2, and multimedium sewage-treatment plant 2 is provided with some multi-medium-layers 210 and water flowing layer 220.
Several multi-medium-layers 210 and water flowing layer 220 from top to bottom, greatly improve sewage treating efficiency, efficiently solve general sewage
Processing system floor space is big, the problem of easily blocking.Multi-medium-layer 210 composition for soil, sand, wood chip (or stalk, rice husk),
Activated carbon, abrasive grit (mass ratio), ratio are：5：3：1：0.5：0.5, old loading gunnysack hybrid package is used as multimedium unit
2100, it is 10cm that multiple multimedium units 2100, which form the thickness of multi-medium-layer 210,；Water between same layer multimedium unit 2100
Flat spacing is 25cm, and vertical spacing is 30cm, and the dislocation of multimedium unit 2100 of different layers is stacked.In multimedium unit 2100 weeks
Enclose and dose 10-15mm particle diameters zeolite 221, water flowing layer 220 is also made up of zeolite, and thickness is all 10cm.
Water distributor 230 and ventilation duct 240, described water distributor 230 is set to be divided to for two in multimedium sewage-treatment plant 2
Bar water distribution supervisor 231, the both sides of every water distribution supervisor 231 are respectively equipped with water distribution branch pipe 232, realize water distribution uniformity；Described is logical
The vertical direction of airduct 240 is divided into two layers of ventilation supervisor 241, every ventilation supervisor 241 is divided into three row's branch vents to horizontal direction
242, branch vent 242 is pooled to discharge pipe 243.Ventilation duct 240 is connected with wind aerator 3 (namely windmill), utilizes wind-force
Funnel draught, improve water flowing layer aerobic environment, be advantageous to system and the aerobic degradation and nitrification of organic matter are carried out.Multimedium
Its porosity of 210 material of layer is small, and fine and close environment forms anaerobic environment, be advantageous to sewage plus oxygen consumption of organic matter removal etc.
Denitrification denitrogenation.Soil, sand have good adsorption, filtration to pollutant in multi-medium-layer 210.Multi-medium-layer 210 adds
The organic matter such as wood chip provide carbon source for denitrification, be also beneficial to the progress of anti-nitration reaction.Activated carbon in multi-medium-layer 210
As a kind of more special carbonaceous material, with its flourishing pore structure, huge specific surface area, good stability property,
Very strong adsorption capacity and excellent power of regeneration can effectively adsorb the pollutant in waste water.Iron in multi-medium-layer 210 from
Son and phosphate reaction generation ferric phosphate precipitation, phosphorus, which is filtered in the system of being retained in, to be removed.It can occur in water flowing layer 220
Nitration reaction, and cation exchange reaction remove ammonia nitrogen.The zeolite of water flowing layer 220 has higher voidage and specific surface area,
Organic particle can effectively be retained.Because zeolite granular is larger, its higher voidage can effectively prevent from running
Blockage problem in journey.Zeolite has the very strong impact resistance to temperature change and change of water quality.In system stable operation
During the phase, multimedium sewage-treatment plant 2 can grow the substantial amounts of microorganism of attachment, can be by biodegradation by the organic of retention
Composition granule removes out of system.Multiple aerobic, anaerobic environments are so formed in same device, effectively promote pollutant
Remove.Multi-medium-layer 210 is environment-friendly type filler with filler used in water flowing layer 220, directly can be obtained from nature.Multimedium is dirty
The bottom of water treatment facilities 2 has 2% gradient.The water outlet of multimedium sewage-treatment plant 2 passes through the direct qualified discharge of pipeline.In this mistake
Cheng Zhong, COD, ammonia nitrogen, total phosphorus and other pollutants in sewage realize synchronous remove.Whole system avoids season using buried
Influence of the section change to water treatment efficiency.The ornamental plants 250 such as system surfaces plantation Manila grass, canna, calamus, can also be beautiful
Change environment, improve environmental ecology value.
The system non-power consumption, no adding of agent consumption, can remove inorganic, the organic matter in sewage simultaneously.Need not
Patrol and guard, reduce construction investment, reduce equipment operation and operational administrative expense, saved the energy.The system is integrated,
Cost is reduced, reduces building time, easy for installation flexible, simple to operate, management is convenient, and occupation of land is less, reduces land resource
Utilize, it is especially beneficial for the processing of rural area dispersed wastewater.And multimedium water treatment system ensure capacity of resisting impact load it is strong,
Stable effluent quality.The present apparatus is buried, can solve the problems, such as land seizure well, moreover it is possible to avoid seasonal variations to water
The influence for the treatment of effect, ensure that device can long-term normal operation.The filler that the system uses, can be from nature to be energy saving and environment friendly
Directly obtained in boundary, without replacing.Stable effluent quality, reach《Urban wastewater treatment firm pollutant emission standard》(GB
First discharge standard in 18918-2002).
By specific experiment, processing system size is as follows：Adjust hydrolysis acidification pool 4.0m × 2.4m × 3.0m；Multimedium water
Processing unit 13.0m × 3.0m × 1.2m；Day processing water 30t, COD COD749mg/L in influent quality, ammonia nitrogen contain
Measure 15mg/L, total phosphorus TP contents 1.6mg/L, pH6.5-7.0：
(1) the sanitary sewage effluent quality after overregulating hydrolysis acidification pool processing is：COD 102mg/L, ammonia nitrogen 14mg/
L, TP 1.4mg/L, pH6.5, COD average removal rates are up to 86%；
(2) the sanitary sewage effluent quality after the processing of multimedium sewage-treatment plant is：COD 43mg/L, ammonia nitrogen
3mg/L, TP 0.7mg/L, pH6.4, COD average removal rates are up to 94%, and ammonia nitrogen average removal rate is up to 80%, TP average removal rates
Up to 56%；
Above example water outlet data are fully achieved《Urban wastewater treatment firm pollutant emission standard》(GB18918-2002)
Requirement in middle primary standard.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.To the upper of the disclosed embodiments
State bright, professional and technical personnel in the field is realized or using the present invention.A variety of modifications to these embodiments are to ability
It will be apparent for the professional and technical personnel in domain, generic principles defined herein can not depart from the present invention's
In the case of spirit or scope, realize in other embodiments.Therefore, the present invention be not intended to be limited to it is shown in this article these
Embodiment, and it is to fit to the most wide scope consistent with principles disclosed herein and features of novelty.
Claims (9)
- A kind of 1. power-free integrated multimedium processing system of domestic sewage in rural areas, it is characterised in that：Tune including interconnection Section-hydrolysis acidification pool and multimedium sewage disposal system；Combined stuffing is hung in regulation-hydrolysis acidification pool；At multimedium sewage Reason device is interval with several multi-medium-layers and water flowing layer from top to bottom, and multi-medium-layer is arranged by multiple multimedium unit intervals Row, multimedium unit are that plurality of filter media is packaged with packaging bag, the clearance space filling boiling between adjacent multimedium unit Stone, water flowing layer are zeolite layer；The water inlet of the delivery port of regulation-hydrolysis acidification pool and multimedium sewage-treatment plant is connected with pipeline Connect, the delivery port of regulation-hydrolysis acidification pool is higher than multimedium sewage-treatment plant with the water inlet of multimedium sewage-treatment plant Interior multi-medium-layer and water flowing layer.
- 2. the power-free integrated multimedium processing system of domestic sewage in rural areas as claimed in claim 1, it is characterised in that：It is described Regulation-hydrolysis acidification pool and the outer wall of multimedium sewage disposal system are fiberglass.
- 3. the power-free integrated multimedium processing system of domestic sewage in rural areas as claimed in claim 1, it is characterised in that：Adjust Grid of the section-hydrolysis acidification pool in pond water inlet installation parting bead at intervals of 10-30mm, delivery port install aperture 5-10mm sieve Net.
- 4. the power-free integrated multimedium processing system of domestic sewage in rural areas as claimed in claim 1, it is characterised in that：It is adjacent The multimedium unit of multi-medium-layer stacked for dislocation, namely the top of the multimedium unit positioned at lower floor is corresponding more with upper strata The clearance space position of media units.
- 5. the power-free integrated multimedium processing system of domestic sewage in rural areas as claimed in claim 1, it is characterised in that：It is be situated between more Matter unit is that old loading gunnysack encapsulates soil, sand, wood chip or stalk or rice husk, activated carbon, abrasive grit.
- 6. the power-free integrated multimedium processing system of domestic sewage in rural areas as claimed in claim 5, it is characterised in that：Soil, Sand, wood chip or stalk or rice husk, activated carbon, the mass ratio of abrasive grit are 5：3：1：0.5：0.5.
- 7. the power-free integrated multimedium processing system of domestic sewage in rural areas as claimed in claim 1, it is characterised in that：Adjust The delivery port of section-hydrolysis acidification pool is connected within multimedium sewage disposal system by water distributor, and water distributor is along water (flow) direction Extend two water distributions positioned at both sides to be responsible for, the both sides of every water distribution supervisor are respectively equipped with water distribution branch pipe, the water distributor, cloth Water supervisor, water distribution branch pipe are respectively positioned on the top of multi-medium-layer and water flowing layer.
- 8. the power-free integrated multimedium processing system of domestic sewage in rural areas as claimed in claim 1, it is characterised in that：Vertically Ventilation duct go deep within multimedium sewage disposal system, ventilation duct to both sides stretch out two layers ventilation supervisor, every layer ventilation supervisor Extend branch vent to along water (flow) direction, branch vent is pooled to discharge pipe, and ventilation duct is connected with wind aerator.
- 9. the power-free integrated multimedium processing system of domestic sewage in rural areas as claimed in claim 1, it is characterised in that：It is be situated between more The bottom of matter sewage-treatment plant has 2% gradient.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114477622A (en) * | 2021-12-24 | 2022-05-13 | 北京建筑大学 | Rural sewage in-situ treatment and recycling system and method |
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| CN206308212U (en) * | 2016-11-08 | 2017-07-07 | 昆明理工大学 | A kind of unpowered rural sewage treatment unit |
| CN207330662U (en) * | 2017-09-30 | 2018-05-08 | 厦门联创达科技有限公司 | The power-free integrated multimedium processing system of domestic sewage in rural areas |
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| CN114477622A (en) * | 2021-12-24 | 2022-05-13 | 北京建筑大学 | Rural sewage in-situ treatment and recycling system and method |
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