CN103708683B - A kind of kitchen drainage treatment process and device - Google Patents

A kind of kitchen drainage treatment process and device Download PDF

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CN103708683B
CN103708683B CN201310747820.2A CN201310747820A CN103708683B CN 103708683 B CN103708683 B CN 103708683B CN 201310747820 A CN201310747820 A CN 201310747820A CN 103708683 B CN103708683 B CN 103708683B
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water
liquid separation
filter
sewage
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CN103708683A (en
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王凤蕊
李晓玉
何冠瑞
田春华
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王凤蕊
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Abstract

A kind of kitchen drainage treatment process, 1) first kitchen drainage is filtered immediately, by solid refuse and liquid separation; 2) for the liquid separated, according to oil and water difference of specific gravity, realization oil is separated with water; 3) to the waste water after oily water separation, carry out second time after disinfection and filter; 4) to the sewage through second time filtration treatment, qualified discharge or reuse after carrying out further advanced treatment; A kind of kitchen drainage treatment unit, is provided with solid-liquid separation room and accumulator in foul water tank; Be provided with solid-liquid separation strumbox in solid-liquid separation indoor and connect waste pipe, bottom, solid-liquid separation room is provided with the reservoir chamber that posticum is communicated with accumulator bottom, top, solid-liquid separation room is provided with oil overflow hole and is communicated with accumulator, and be provided with filtrate layers between accumulator and reservoir chamber, reservoir chamber sewage enters chimney filter.The present invention disperses from source kitchen drainage, Ecological Disposal, avoids mud that traditional treatment method brings and the new pollution that throw out produces.

Description

A kind of kitchen drainage treatment process and device
Technical field
The present invention relates to a kind of kitchen drainage treatment process, and a kind of kitchen drainage treatment unit.
Background technology
At present, city domestic sewage discharge has become the major source of stream pollution.From calendar year 2001, China various places carry out the construction of water station and the construction of municipal sewage plant in community one after another.But the fact shows, still, sewage treatment facility construction is slow, and pollution treatment effect is obvious not in stream pollution.And, also bring sludge handling problem.Therefore, administer, protect river from pollution, the emission problem of sanitary sewage must be solved from source.
At present, no matter be sewerage disposing station, community or municipal sewage plant, its treatment technology scheme is all first by pipeline, by the sewage collecting of many families, multi-region in one or several pond, then carries out three grades or second-stage treatment.Its tertiary treatment flow process is: coagulation be it by mechanical treatment, as grid, precipitation or air supporting, remove stone, sandstone and fat, iron ion, mn ion, grease etc. contained in sewage; Second-stage treatment is biological treatment, and the pollutent in sewage is degraded and is converted into mud under the effect of microorganism; Tertiary treatment is the advanced treatment of sewage, and it is comprised nutraceutical removal and is carried out disinfection to sewage by chlorination, uv-radiation or ozone technology.
From treatment scheme, the guiding theory of current sewage disposal be by the pollutent (ight soil, swill) in sewage by microbiological deterioration be converted into mud, by removals such as the greases in water, and then sterilize.It is a kind of processing scheme of first pollution, rear conversion.For the disposal of the throw out produced, mud, become again a technical barrier at present, and become new pollutent.
Summary of the invention
The present invention is directed to the deficiency of existing sewage disposal technology, propose a kind of kitchen drainage treatment process and treatment unit, from source, kitchen drainage is disperseed, Ecological Disposal, avoid mud that traditional treatment method brings and the new pollution that throw out produces.
As everyone knows, kitchen drainage, the pollutent thing composition in water: the swill of solid, dish leaf, water-fast liquid oils, is dissolved in the washing composition of water.These pollutents, under the impulse action of tap water, enter water drain.Then, enter in septic tank and ferment, then enter municipal wastewater pipeline together with toilet sewage, carry out sewage disposal to sewage work.Entering the process of septic tank slaking, fermentation, is produce mud and vegetative process.
If before entering septic tank, carry out solid-liquid division in time, at this moment, what obtain is swill, the dish leaf of solid, and the oil of liquid also has the water of a small amount of washing composition.Swill and dish leaf, can take out and collect as animal-feed; The liquid oils be separated can collect recovery, and as industry oil recycling, after the waste water containing washing composition filters, sterilization, just up to standardly can enter storm sewer, collect landscape water pond, for subdistrict greening, or directly enter river.
Like this, in community, just there is no the discharge of sanitary sewage, and achieve the harmless recycle of material.
The technical solution adopted in the present invention is:
A kind of kitchen drainage treatment process, comprises the steps:
1) collect the sewage of discharging in kitchen, immediately filter, by solid refuse and liquid separation; For the solid refuse separated, after disinfecting, recycle as organic fertilizer;
2) for the liquid separated, according to oil and water difference of specific gravity, realization oil is separated with water; The oil separated is collected, and recycles as industry oil raw material;
3) to the waste water after oily water separation, first disinfection, then carry out second time filter, by the solvability fine solid particles in sewage again with liquid separation;
4) to the sewage through second time filtration treatment, after carrying out further advanced treatment, qualified discharge or reuse.
Described kitchen drainage treatment process, described advanced treatment comprises the step adopting earth's surface afforestation ecological process, make full use of subdistrict greening, earth's surface is adopted to filter shallow ridges, described filtration shallow ridges bottom of trench and furrow bank establish water-resisting layer, establish packing layer, filtering layer, overburden layer successively from bottom to top in ditch, described overburden layer plantation Herba Eichhorniae, large algae, Herba Eichhorniae plant, nitrogen in water, phosphorus substance are removed, and carries out permeation filtration simultaneously.
Described kitchen drainage treatment process, described advanced treatment comprises the step adopting filter pipe sewage to be carried out to filtration treatment, subsection filling filtrate in described filter pipe, along filter pipe trend, the void distribution of the filtrate of subsection filling is that feed-water end is large, water side is little successively, puts into the microorganism of nitrophilous, phosphorus simultaneously.
A kind of kitchen drainage treatment unit, comprises foul water tank (1), chimney filter (2), is provided with solid-liquid separation room (6) and accumulator (8) in described foul water tank (1); In described solid-liquid separation room (6), solid-liquid separation strumbox (11) is installed, described solid-liquid separation strumbox (11) is provided with wastewater inlet (12) and connects waste pipe (13), described solid-liquid separation room (6) bottom is provided with the reservoir chamber (82) that posticum (14) is communicated with accumulator (8) bottom, described solid-liquid separation room (6) top is provided with oil overflow hole (23) and is communicated with accumulator (8), be provided with oil strain layer (29) between described accumulator (8) and reservoir chamber (82), described reservoir chamber (82) sewage enters chimney filter (2)
Described kitchen drainage treatment unit, adjacently with described accumulator (8) be provided with secondary reservoir chamber (7), the reservoir chamber (82) of accumulator (8) below is provided with water outlet (17) and is communicated with secondary reservoir chamber (7), described secondary reservoir chamber (7) bottom is provided with filtering layer (18), and the sewage of described secondary reservoir chamber (7) enters described chimney filter (2).
Described kitchen drainage treatment unit, solid storage room (5) is provided with in described foul water tank (1), described solid storage room (5) with the dividing plate between solid-liquid separation room (6) is provided with solid objects and exports (20) and be communicated with solid storage room (5), described solid objects outlet (20) is corresponding with described solid-liquid separation strumbox (11) present position.
Described kitchen drainage treatment unit, is provided with oil header (9) in described accumulator (8), described oil header (9) is provided with the oil supply hole (25) connecting fuel pump (15), and described fuel pump (15) is located at the top of accumulator (8).
Described kitchen drainage treatment unit, is provided with Herb of Common violet adding apparatus (22) in described solid-liquid separation room or secondary reservoir chamber (7), the sewage automatic overflow in described solid-liquid separation room or secondary reservoir chamber (7) or enter chimney filter (2) by lift pump.
Described kitchen drainage treatment unit, described chimney filter (2) is sandstone strainer tube, described chimney filter (2) or for be made up of filter cloth, filtrate, and chimney filter (2) outlet is connected with filter box (3); Described chimney filter (2) is uncovered irrigation canals and ditches, and described irrigation canals and ditches are made up of water-resisting layer, packing layer, filtering layer, overburden layer, and in irrigation canals and ditches, overburden layer can planting plants.
Described kitchen drainage treatment unit, described filter box (3) is divided into filtration chamber and collection box, or be divided into collection box, filtration chamber and buffer memory room three part, separated by dividing plate between each several part, described dividing plate is provided with overflow weir, described filtration chamber is as a whole or be divided into two or three filtration channels, and each filtration channel output sewage connects community storm sewer (4), Treated sewage reusing carwash center water pipe or community scenery water respectively and supplements water pipe.
Invention beneficial effect:
1, kitchen drainage treatment process of the present invention, disperses from source kitchen drainage, Ecological Disposal.Achieve without mud, civilized water use model without sewage, ecological water, realize the Collection and use of swill and waste oil simultaneously.For the solids swill separated, dish leaf, can as animal-feed; Or after sterilization, be compressed into block, as organic fertilizer; The oil separated can be used as industry oil raw material recycling; By filtering after the waste water separated carrying out disinfection, entering the sandstone strainer tube buried underground in community, then after final filtration, entering community storm sewer, flow into inner storing water pond, community, brook or urban river.
2, kitchen drainage treatment process of the present invention, before kitchen drainage enters septic tank, just carries out solid-liquid division and oily water separation in time, achieves in community the discharge not having sanitary sewage, achieve the harmless recycle of waste material.Avoid mud and the new pollution that brings of throw out that traditional treatment method produces.Implementation is simple, more environmental protection.
3, kitchen drainage treatment unit of the present invention, structure is simple, and cost is low, easily realizes, and processes from source kitchen drainage, overcomes mud that traditional treatment method produces and the new pollution that throw out brings, has environmental protection, economic advantage.Achieve sanitary sewage on the spot, the target of ecological, dispersion treatment, and without mud, pollution-free, to safeguard, convenient management.
Accompanying drawing explanation
Fig. 1 is kitchen drainage treatment process process flow diagram of the present invention.
Fig. 2 is kitchen drainage treatment unit structural representation of the present invention.
Fig. 3 is kitchen drainage treatment unit chimney filter structure profile of the present invention.
Fig. 4 is kitchen drainage treatment unit chimney filter structure transverse face of the present invention.
Fig. 5 is one of kitchen drainage treatment unit filter box structure of the present invention sectional side elevation.
Fig. 6 is two sectional side elevations of kitchen drainage treatment unit filter box structure of the present invention.
Fig. 7 is three vertical views of kitchen drainage treatment unit filter box structure of the present invention.
Embodiment
Below by embodiment, technical scheme of the present invention is described in further detail.
Embodiment 1
See Fig. 1, kitchen drainage treatment process of the present invention, comprises the steps:
1) collect the sewage of discharging in kitchen, immediately filter, by solid refuse and liquid separation; For the solid refuse separated, after disinfecting, recycle as organic fertilizer;
2) for the liquid separated, according to oil and water difference of specific gravity, realization oil is separated with water; The oil separated is collected, and recycles as industry oil raw material;
3) to the waste water after oily water separation, first disinfection, then carry out second time filter, by the solvability fine solid particles in sewage again with liquid separation;
4) to the sewage through second time filtration treatment, after carrying out further advanced treatment, qualified discharge or reuse.
Embodiment 2
The Toilet sewage treatment method of the present embodiment, be with the difference of embodiment 1: to the sewage through second time filtration treatment, the method of earth's surface afforestation ecological process is adopted to carry out further advanced treatment: to make full use of subdistrict greening, earth's surface is adopted to filter shallow ridges, described filtration shallow ridges bottom of trench and furrow bank establish water-resisting layer, establish packing layer, filtering layer, overburden layer successively from bottom to top in ditch.
Described packing layer, cobble, rubble, porous plate can be adopted, its Main Function is the filtering layer supporting top, simultaneously for filtering layer water caught on a filter, enter packing layer, and under hydraulic pressure effect, along the Gap Flow in packing layer, be transported to water collecting basin or pipeline, enter down one treatment process or discharge up to standard or recycling.Filtering layer can adopt the filtrate of different aperture to form, and filtering layer void distribution is that upper strata hole is large, and lower floor's hole is little, to the water after soil permeability and plant fixed nitrogen, dephosphorization, deeply filters.Described overburden layer plantation Herba Eichhorniae, the large plant such as algae, Herba Eichhorniae, the materials such as the nitrogen in water, phosphorus are removed, and carries out permeation filtration simultaneously.
Embodiment 3
The Toilet sewage treatment method of the present embodiment, Toilet sewage treatment method described in the present embodiment, comprising unlike: described advanced treatment with embodiment 1 or embodiment 2 adopts sandstone pipeline to carry out the step of filtration treatment to sewage, described filter pipe adopts prefabricated pipeline, the filtrate such as subsection filling sandstone in described filter pipe, and in filtrate, put into the microorganism of nitrophilous, phosphorus, form filtering membrane together with filtrate, complete the advanced treatment to water.Along filter pipe trend, the void distribution of the filtrate of subsection filling is that feed-water end is large successively, and water side is little.
To the sewage through second time filtration treatment, enter the sandstone strainer tube buried underground in community, the hole of water by different pore size in strainer tube filters, simultaneously, microbial film can be formed in filtering layer, degree of depth removal is carried out to the nitrogen in water, phosphorus, then after final filtration, discharges or enter and recycle.
Embodiment 4
The present embodiment is the embodiment of kitchen drainage treatment unit.See Fig. 2, described kitchen drainage treatment unit, comprises foul water tank 1, chimney filter 2, is provided with solid-liquid separation room 6 and accumulator 8 in described foul water tank 1; In described solid-liquid separation room 6, solid-liquid separation strumbox 11 is installed, described solid-liquid separation strumbox 11 is provided with wastewater inlet 12 and connects waste pipe 13, bottom, described solid-liquid separation room 6 is provided with the reservoir chamber 82 that posticum 14 is communicated with accumulator 8 bottom, top, described solid-liquid separation room 6 is provided with oil overflow hole 23 and is communicated with accumulator 8, be provided with oil strain layer 29 between described accumulator 8 and reservoir chamber 82, described reservoir chamber 82 sewage enters chimney filter 2 and filters further.
Embodiment 5
See Fig. 2, kitchen drainage treatment unit described in the present embodiment, as different from Example 4, further: adjacently with described accumulator 8 to be provided with secondary reservoir chamber 7, reservoir chamber 82 below accumulator 8 is provided with water outlet 17 and is communicated with secondary reservoir chamber 7, described secondary reservoir chamber 7 bottom is provided with filtering layer 18, and the sewage of described secondary reservoir chamber 7 enters described chimney filter 2.
Described kitchen drainage treatment unit, is provided with solid storage room 5 in described foul water tank 1, on the dividing plate of solid storage room 5 and solid-liquid separation room 6 and described solid-liquid separation strumbox 11 correspondence position be provided with solid objects outlet 20.
Be provided with oil header 9 in described accumulator 8, described oil header 9 is provided with the oil supply hole 25 connecting fuel pump 15, and described fuel pump 15 is located at the top of accumulator 8.
Herb of Common violet adding apparatus 22 is provided with, the sewage automatic overflow in described solid-liquid separation room or secondary reservoir chamber 7 or enter chimney filter 2 by lift pump in described solid-liquid separation room or secondary reservoir chamber 7.
In Fig. 2, label 16 is dividing plate, and 81 represent essential oil room, top, and 19 is secondary reservoir chamber posticum, and 21 is the full sensor of case, and 24 is the handle hole at secondary reservoir chamber 7 top.Solids rubbish when case is full in solid-liquid separation strumbox 11 is just sent in the solid storing unit 10 in solid storing chamber 5, and the bottom of described solid storing chamber 5 is provided with catch pit 26.
Solids rubbish is regularly taken out by property management personnel, as organic fertilizer.
Embodiment 6
See Fig. 2, the kitchen drainage treatment unit described in the present embodiment, with embodiment 4 or embodiment 5 further unlike, adopt sandstone strainer tube, or chimney filter 2 pairs of sewage be made up of filter cloth, filtrate filter further, chimney filter 2 exports and is connected with filter box 3.Sewage through filter box 3 filter up to standard after, towards community storm sewer 4, carwash center water pipe or community scenery water water pipe.
Embodiment 7
See Fig. 3, Fig. 4.Kitchen drainage treatment unit described in the present embodiment, with foregoing embodiments unlike, further disclose a kind of chimney filter structure.Described chimney filter 2 is uncovered irrigation canals and ditches, and its section can be semicircle, Polygons etc.Adopting water-resisting layer material to make at the bottom of furrow bank 41 and canal, is packing layer 42, filtering layer 43, pedosphere 44 from bottom to top respectively in ditch.
In ditch, pedosphere apical side height is lower than furrow bank top.In pedosphere, plantation has the aquatic of fixed nitrogen parent phosphorus and likes moist plant, as Herba Eichhorniae, Herba Eichhorniae, large algae etc.When the sewage after sterilizing enters chimney filter 2, water is from above pedosphere, and stream limit, limit is oozed, and plant and algae just start the nutritive ingredients such as absorbed nitrogen phosphorus, and water infiltrates soil, then infiltration layer, and enters packing layer.Because packing layer hole is large, water will flow in filter box 3.
Embodiment 8
See Fig. 5, the kitchen drainage treatment unit described in the present embodiment, with foregoing embodiments unlike, described filter box 3 is divided into filtration chamber and collection box 30, and between the two by dividing plate 31 separately, described dividing plate 31 is provided with overflow weir 35.Described filtration chamber is as a whole, is wherein provided with filtering layer 38, and filtration chamber connects chimney filter 2 by connecting hole 39, connects collection box 30 by spillway 35.
As shown in Figure 5, filtration chamber's top board is provided with access opening 37, and collection box 30 top board is provided with vision slit 36, is provided with water monitoring device 34 and self-acting valve 33, water outlet 32 in collection box.
Water is after chimney filter 2 filters, filter box 3 is entered through connecting hole 39, flow through filtering layer 38, the water filtered enters collection box 30 through overflow port 35, identify through water quality detecting device 34, when reaching emission request, self-acting valve is opened, water enters corresponding connecting tube through water outlet 32, as community storm sewer 4, middle water collection pipe road or community scenery water supplement water pipe.When water quality recognition detection is defective, monitoring information is sent to master control room and reports to the police.People is the maintenance carrying out treatment device for water.Guarantee that water quality reaching standard discharges.
Embodiment 9
See Fig. 6, the kitchen drainage treatment unit described in the present embodiment, as different from Example 8, discloses the another kind of structure of filter box.Described filter box is divided into collection box 30, filtration chamber and buffer memory room three part, between each several part by dividing plate 31 separately, especially, described filtration chamber is divided into three filtration channels from top to bottom successively, on described dividing plate, corresponding three filtration channels are respectively equipped with overflow weir and water outlet, export the water that different quality requires respectively.The height in three holes is different.
Number in the figure is identical, and embodiment 8 represents same meaning.
Embodiment 10
See Fig. 7, the present embodiment toilet sewage treatment device, as different from Example 9, discloses another structure of filter box.Described strumbox 3 is divided into buffer memory room, filtration chamber and sensing chamber three part, and between three by dividing plate 31 separately, described filtration chamber is divided into three filtration channels side by side, and on described dividing plate, corresponding three filtration channels are respectively equipped with overflow weir and water outlet.
Sewage, after filter box 3 filters, exports the water that different quality requires respectively, supplements water pipe towards community storm sewer, Treated sewage reusing carwash center water pipe or community scenery water.
Kitchen drainage treatment process of the present invention and device, specific implementation process is as follows:
Under foul water tank 1, chimney filter 2, filter box 3 are imbedded residential building outdoor ground, and storm sewer in the rising pipe of filter box 3 and community is connected.Transverse tube bottom residential building kitchen drainage (waste pipe 13) and prosopyle 12 are connected.Kitchen drainage enters solid-liquid separation strumbox 11, first being separated of the solids such as swill, dish leaf and liquid is completed, solids is stayed in strumbox, liquid enters lower floor, oil float on the upper strata of water, when nightside height reaches the bottom of oil overflow hole 23, the oil and a small amount of water that float on liquid level top enter accumulator 8, in accumulator, a small amount of water enters in bottom reservoir chamber 82 by oil strain layer 19, and the oil on upper strata promotes in oil header 9 through fuel pump 15.The water of one-level reservoir chamber 82 enters secondary reservoir chamber 7, along with liquid level raises, the water filtered is by filtering layer 18, and sterilizing unit 22 pairs of waters carry out disinfection, when liquid level exceeds secondary reservoir chamber posticum 19, water enters in chimney filter 2, through again filter after, flow into filter box 3, through filter box 3 filter up to standard after, enter storm sewer, then flow into water reservoir or river course in community.For greening, irrigate.When the solids in strumbox is to time a certain amount of, sensor 21 will send signal, and the sidewall of strumbox is opened, solids in it is just delivered in solid storing unit 10, is regularly taken out by property management personnel, as animal-feed, oil in oil header 9 is taken out, Collection utilization simultaneously.

Claims (10)

1. a kitchen drainage treatment process, is characterized in that, comprises the steps:
1) collect the sewage of discharging in kitchen, immediately filter, by solid refuse and liquid separation;
2) for the liquid separated, according to oil and water difference of specific gravity, realization oil is separated with water;
3) to the waste water after oily water separation, first disinfection, then carry out second time filter, by the solvability fine solid particles in sewage again with liquid separation;
4) to the sewage through second time filtration treatment, after carrying out further advanced treatment, qualified discharge or reuse.
2. kitchen drainage treatment process according to claim 1, it is characterized in that: described advanced treatment comprises the step adopting earth's surface afforestation ecological process, make full use of subdistrict greening, earth's surface is adopted to filter shallow ridges, described filtration shallow ridges bottom of trench and furrow bank establish water-resisting layer, establish packing layer, filtering layer, overburden layer successively from bottom to top in ditch, described overburden layer plantation Herba Eichhorniae, large algae, Herba Eichhorniae plant, nitrogen in water, phosphorus substance are removed, and carries out permeation filtration simultaneously.
3. kitchen drainage treatment process according to claim 1 and 2, it is characterized in that: described advanced treatment comprises the step adopting filter pipe sewage to be carried out to filtration treatment, subsection filling filtrate in described filter pipe, along filter pipe trend, the void distribution of the filtrate of subsection filling is that feed-water end is large, water side is little successively, puts into the microorganism of nitrophilous, phosphorus simultaneously.
4. a kitchen drainage treatment unit, is characterized in that: it comprises foul water tank (1), chimney filter (2), is provided with solid-liquid separation room (6) and accumulator (8) in described foul water tank (1); In described solid-liquid separation room (6), solid-liquid separation strumbox (11) is installed, described solid-liquid separation strumbox (11) is provided with wastewater inlet (12) and connects waste pipe (13), described solid-liquid separation room (6) bottom is provided with the reservoir chamber (82) that posticum (14) is communicated with accumulator (8) bottom, described solid-liquid separation room (6) top is provided with oil overflow hole (23) and is communicated with accumulator (8), be provided with oil strain layer (29) between described accumulator (8) and reservoir chamber (82), described reservoir chamber (82) sewage enters chimney filter (2).
5. kitchen drainage treatment unit according to claim 4, it is characterized in that: adjacently with described accumulator (8) be provided with secondary reservoir chamber (7), the reservoir chamber (82) of accumulator (8) below is provided with water outlet (17) and is communicated with secondary reservoir chamber (7), described secondary reservoir chamber (7) bottom is provided with filtering layer (18), and the sewage of described secondary reservoir chamber (7) enters described chimney filter (2).
6. the kitchen drainage treatment unit according to claim 4 or 5, it is characterized in that: in described foul water tank (1), be provided with solid storage room (5), described solid storage room (5) with the dividing plate between solid-liquid separation room (6) is provided with solid objects and exports (20) and be communicated with solid storage room (5), described solid objects outlet (20) is corresponding with described solid-liquid separation strumbox (11) present position.
7. the kitchen drainage treatment unit according to claim 4 or 5, it is characterized in that: in described accumulator (8), be provided with oil header (9), described oil header (9) is provided with the oil supply hole (25) connecting fuel pump (15), and described fuel pump (15) is located at the top of accumulator (8).
8. the kitchen drainage treatment unit according to claim 4 or 5, it is characterized in that: in described solid-liquid separation room or secondary reservoir chamber (7), be provided with Herb of Common violet adding apparatus (22), the sewage automatic overflow in described solid-liquid separation room or secondary reservoir chamber (7) or enter chimney filter (2) by lift pump.
9. the kitchen drainage treatment unit according to claim 4 or 5, is characterized in that: described chimney filter (2) is sandstone strainer tube, described chimney filter (2) or for be made up of filter cloth, filtrate, and chimney filter (2) outlet is connected with filter box (3); Described chimney filter (2) is uncovered irrigation canals and ditches, and described irrigation canals and ditches are made up of water-resisting layer, packing layer, filtering layer, overburden layer.
10. kitchen drainage treatment unit according to claim 9, it is characterized in that: described filter box (3) is divided into filtration chamber and collection box, or be divided into collection box, filtration chamber and buffer memory room three part, separated by dividing plate between each several part, described dividing plate is provided with overflow weir, described filtration chamber is as a whole or be divided into two or three filtration channels, and each filtration channel output sewage connects community storm sewer (4), Treated sewage reusing carwash center water pipe or community scenery water respectively and supplements water pipe.
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Inventor after: Wang Fengrui

Inventor after: Li Xiaoyu

Inventor after: He Guanrui

Inventor after: Tian Chunhua

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