CN104310717A - Domestic wastewater standard recycling treatment system applicable to northern countryside - Google Patents
Domestic wastewater standard recycling treatment system applicable to northern countryside Download PDFInfo
- Publication number
- CN104310717A CN104310717A CN201410629231.9A CN201410629231A CN104310717A CN 104310717 A CN104310717 A CN 104310717A CN 201410629231 A CN201410629231 A CN 201410629231A CN 104310717 A CN104310717 A CN 104310717A
- Authority
- CN
- China
- Prior art keywords
- water
- layer
- settling pit
- standard
- thickness
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
-
- 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
-
- 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
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Biological Treatment Of Waste Water (AREA)
- Treatment Of Biological Wastes In General (AREA)
- Botany (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Biotechnology (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The invention relates to a domestic wastewater standard recycling treatment system applicable to the northern countryside. The domestic wastewater standard recycling treatment system applicable to the northern countryside comprises a wastewater collection and pretreatment pool and wastewater treatment units; each wastewater treatment unit comprises a wastewater treatment pool, a water inlet pipe, a water distribution pipe and a plant purifying pool; a filtering packing layer is arranged in a filtering chamber and comprises a first pebble layer, a yellow sand layer and a second pebble layer from the top down in sequence; each water distribution pipe is positioned in the first pebble layer and connected with a submersible pump in a regulating reservoir through one water inlet pipe; an insulating layer is arranged on the outer surface of each of the wastewater collection and pretreatment pool, the wastewater treatment pools and the plant purifying pools. The invention solves the problem of difficulty in overwintering of domestic wastewater treatment projects in the northern countryside; outlet water reaches the primary standard A of the pollution discharge standard for municipal wastewater treatment plants and is recycled, so that water resource is saved; the system is low in construction cost, low in running cost and simple in maintenance and use, can be operated by farmers and be used for a long time, and does not require back wash.
Description
Technical field
The present invention relates to a kind of the sanitary sewage recycling processing system up to standard and the method that are applicable to northern country, belong to the technical field of wastewater treatment.
Background technology
In recent years, along with the development of economy and the continuous increase of farmers' income, life in the countryside facility, living environment and Consumption patterns also there occurs larger change, and the equipment such as tap water pipe network, sanitary shower progresses into common people family, and sanitary sewage quantity discharged sharply increases.For a long time, due to the impact by the reason such as Economic development, environmental consciousness, most of rural area does not have sewage collecting and treatment system, most sanitary sewage permeates the ground after entering the outer vacant lot of room gutter canal or discharge chamber, severe contamination water, air and edatope.Simultaneously, north of China is water deficiency type area, water resources quantity as per capita in Shandong Province only 334 cubic metres, less than national occupancy volume per person's 1/6, be only world occupancy volume per person's 1/25, occupy national each province (city, autonomous region) antepenulatimate, the per capita water resources quantity in Hebei province only 307 cubic metres, less than national occupancy volume per person's 1/7, and the discharge of a large amount of sanitary sewage causes the profligacy of water resources.Therefore, strengthening country sewage harmless treatment and reuse, is the vital task faced at present.
But traditional sewage water treatment method conventional is at present as conventional activated sludge process, AO method etc., treatment facility construction cost is high, running maintenance is complicated, the rural area be difficult to economic condition is relatively poor is promoted the use of, and therefore, is badly in need of the rural domestic sewage treatment reuse technology of low-cost high-efficiency at present.The patent No. is that CN200910231119.9 discloses a kind of unpowered single-apartment treatment method for rural sewage and device, and mainly for the single household peasant household not having pipe network, and water outlet can not reach reuse standard; The patent No. is that CN201010101840.9 discloses a kind of Oligodynamic sewage treatment system and method, mainly carry out sewage disposal for centralized rural area or community, but this technology does not consider Winter protection problem, be not suitable for being applied to northern country, and water outlet can not reach " urban wastewater treatment firm pollutant emission standard " one-level A standard, can not solve the problem of shortage of water resources.
The problems such as, water resources shortage low for northern country winter temperature, yet there are no and be applicable to the sanitary sewage recycling processing system up to standard in northern middle-size and small-size rural area and the report of method.
Summary of the invention
Low for north of china in winter temperature, sanitary sewage disposal engineering is survived the winter difficulty; Shortage of water resources, per capita water resources quantity is few; Rural economy weak foundation, unablely bears the Sewage Treatment Facilities that construction cost is high, working cost is high; Peasant's manipulative ability is poor, using the problems such as complicated facility can not accept, the invention provides a kind of the sanitary sewage recycling processing system up to standard and the method that are applicable to northern country for safeguarding.
Technical scheme of the present invention is as follows:
A kind of sanitary sewage recycling processing system up to standard being applicable to northern country, it comprises sewage collecting pretreatment pool and sewage treatment unit, it is characterized in that, described sewage collecting pretreatment pool becomes water collecting basin, settling pit and equalizing tank by baffle for separating, the side wall upper part of water collecting basin is provided with the overflow port be communicated with settling pit, water collecting basin supernatant liquid flows into settling pit by overflow port, settling pit is communicated with equalizing tank by communicating aperture, be provided with submersible pump bottom equalizing tank, submersible pump is supplied water to each sewage treatment unit by pipeline;
Each sewage treatment unit comprises treatment tank, water inlet pipe, water distributor and plant purification pond, treatment tank, plant purification is arranged about pond, treatment tank comprises the filtration chamber on top and the collecting chamber of bottom, filter packing layer is provided with in filtration chamber, described filter packing layer is followed successively by the first pebble bed from top to bottom, yellow ground layer, zeolite layer, second pebble bed, the upper surface of the first pebble bed is provided with interlayer, interlayer is covered with pedosphere, pedosphere is used for planting plants, water distributor is positioned at the first pebble bed, water distributor is connected with the submersible pump in equalizing tank by water inlet pipe, the communicating pipe be communicated with collecting tank in plant purification pond is connected with in the bottom of collecting chamber, plant in plant purification pond and be implanted with plant, the bottom in plant purification pond is provided with water outlet, water outlet connection branches out water pipe, the water pipe that branches out of each sewage treatment unit collects connection outfall sewer, outfall sewer is connected with culturing pool, at sewage collecting pretreatment pool, the outside surface in treatment tank and plant purification pond is provided with thermal insulation layer.
The present invention is preferred, settling pit is 1-2 settling pit cascaded structure, each settling pit comprises surge chamber and sand setting room, surge chamber is connected with sand setting room, the surge chamber of two adjacent settling pits is staggered, be communicated with by the communicating aperture on surge chamber sidewall between two adjacent settling pits, water collecting basin layer clear liquid is flowed into by overflow port in the surge chamber of the settling pit be adjacent, the surge chamber that sand setting room enters next settling pit is flowed through by surge chamber, the sand setting room sidewall of last settling pit is provided with the access apertures be communicated with equalizing tank, water collecting basin layer clear liquid flows through 1-2 settling pit and flows into equalizing tank by access apertures.
The present invention is preferred, the thickness of the first pebble bed is 8-15cm, the median size of cobble is 2-4cm, the thickness of yellow ground layer is thickness 30-35cm, the median size 0.3-1.5mm of yellow ground, the thickness of zeolite layer is 25-35cm, and the median size of the median size of zeolite is 2-3mm, the thickness 10-15cm of the second pebble bed, the median size of cobble is 1-2cm.
Pebbles in first pebble bed is used for supports cloth water pipe, makes to be uniformly distributed on filter material layer into water by pipeline, prevents the posticum of filter clogging water distributor simultaneously.Common yellow ground layer, the effect of yellow ground layer is absorption, decomposes organism and suspended substance in sanitary sewage, as COD, BOD, TSS.Zeolite layer, the effect of zeolite layer is absorption, decompose ammonia nitrogen in sanitary sewage and phosphorus.Second pebble bed, for collecting water outlet, makes it to concentrate discharge or reuse by rising pipe.
Sewage treatment unit is 4-6, water distributor comprises branch's water distributor, the vertical water distributor vertical with branch water distributor is connected with in the both sides of branch's water distributor, vertical water distributor is some, be parallel to each other between vertical water distributor, vertical water distributor branch water distributor is connected, and vertical water distributor is provided with water distributing pore.
According to the present invention, further preferably, the water distributing pore on neighboring vertical wash tube is crisscross arranged.The advantage of this kind of design: spray apertures is evenly distributed, and makes water distribution wider, area is larger, without dead angle.
The present invention is preferred, and water distributor internal diameter is 20-40mm, and the aperture of water distributing pore is 5-8mm, and water inlet pipe internal diameter is 30-60mm, and port and the submersible pump junction of water inlet pipe are provided with screen cloth, and mesh size is 3.0-5.0mm.
The present invention is preferred, and the shape of described collecting chamber is inverted cone, and be arranged on 2-5cm place bottom distance collecting chamber communicating pipe, the longitudinal axis orthogonal of communicating pipe and collecting chamber is arranged.
The present invention is preferred, and in filter packing layer, be provided with permeability cell, permeability cell vertically runs through filtration packing layer, and upper end exceeds the superiors of filter packing layer and passes pedosphere, and the sidewall of permeability cell is evenly equipped with breather hole.
The present invention is preferred, and the thickness of described thermal insulation layer is 5-10cm, and described thermal insulation layer is polyurethane thermal insulation board, and plant purification pond is transparent sidewall away from the sidewall for the treatment of tank, on the side wall, and thermal insulation layer and transparent side walls hinged.
The present invention is preferred, and described interlayer is filter layer of cloth, and edaphic thickness is 40-50cm.
The present invention is preferred, sunlight board is provided with in order to insulation in water collecting basin, settling pit, equalizing tank, Domestic sewage treatment tank and plant purification pond upper port, be two pieces in the sunlight board of Domestic sewage treatment tank, plant purification pond upper port, two pieces of sunlight board are that 100 ~ 120 ° of angles connect and the upper port being arranged on Domestic sewage treatment tank, plant purification pond.
The present invention is preferred, and the inner side-wall in water collecting basin, settling pit, equalizing tank and plant purification pond is laid with coil pipe, and coil pipe is communicated with sun power.Heated by sun power.When winter temperature is too low, by coil pipe, water collecting basin, settling pit, equalizing tank and plant purification pond are heated.
Utilize said apparatus to carry out sanitary sewage process for reclaiming up to standard, comprise step as follows:
(1) domestic sewage in rural areas imports water collecting basin after pipe network is collected, water collecting basin layer clear liquid flows into the settling pit surge chamber be adjacent by overflow port, the surge chamber that sand setting room enters next settling pit is flowed through by surge chamber, communicating aperture is arranged on the sand setting room sidewall of last settling pit, and water collecting basin layer clear liquid flows through 1-2 settling pit and flow into equalizing tank by communicating aperture;
(2) after entering equalizing tank, supplied water to each sewage treatment unit by submersible pump, described submersible pump power be 0.75kW, flow 8000L/h, lift 6m, process water is through branch's water distributor, vertical water distributor enters the first pebble bed, through the further water distribution of the first pebble bed, successively through yellow ground layer, zeolite layer, the absorption of the second pebble bed, after decomposition, finally enter collecting chamber, the thickness of the first pebble bed is 8-15cm, the median size of cobble is 2-4cm, the thickness of yellow ground layer is thickness 30-35cm, the median size 0.3-1.5mm of yellow ground, the thickness of zeolite layer is 25-35cm, the median size of zeolite is 2-3mm, the thickness 10-15cm of the second pebble bed, the median size of cobble is 1-2cm,
(3) water of collecting chamber is by entering plant purification pond communicating pipe, and the plant through plant purification pond purifies water outlet further, removes ammonia nitrogen and phosphorus;
(4) water pipe that branches out of each sewage treatment unit collects connection outfall sewer, and the water after treatment tank, the process of plant purification pond finally enters fish pond and breeds fish or be back to landscape water.
The present invention is preferred, and the plant in plant purification pond is reed and/or spartina alterniflora loisel.
The size in above-mentioned water collecting basin, settling pit, pretreatment pool, Domestic sewage treatment tank and plant purification pond is according to how many designs of domestic sewage in rural areas generation, and those skilled in the art can implement this design according to general knowledge.
System and method of the present invention is mainly for northern country sanitary sewage, Winter protection is effective, water outlet reaches " urban wastewater treatment firm pollutant emission standard " one-level A standard, and this system and method consumes energy less, construction is simple, it is easy to use to safeguard, northern country sewage can be solved and arbitrarily discharge the pollution caused, realize northern sanitary sewage disposal engineering normally to run winter, standard water discharge reuse, falling oligosaprobic while, has saved water resources.
The index of sanitary sewage before treatment and after treatment system process of the present invention is as follows:
Technical characterstic of the present invention and advantage as follows:
1, system and method of the present invention purifies mainly for northern country sanitary sewage, comprehensive treating process, reach cycling utilization of wastewater, Sewage treatment systems of the present invention is suitable for throughout the year, be particularly useful for north of china in winter, high insulating effect, solve northern country sanitary sewage disposal engineering to survive the winter difficult problem, engineering is normally run throughout the year, water outlet reaches reuse standard, power consumption is few, build simple, safeguard easy to use, northern country sewage can be solved and arbitrarily discharge the pollution caused, realize northern sanitary sewage disposal engineering normally to run winter, standard water discharge reuse, falling oligosaprobic while, save water resources.
2, the present invention is effective to sanitary sewage disposal, one-level A standard that water outlet reaches " urban wastewater treatment firm pollutant emission standard ", and effluent reuse, has saved water resources; System and method of the present invention is particularly evident to nitrogen phosphorus ligands effect, and removal efficiency of nitrogen and phosphorus reaches 65-80%.
3, system Construction cost of the present invention is low, and working cost is low, and safeguard and use simply, peasant can operate.
4, present system structure simple, can use for a long time, without the need to back flushing.
Accompanying drawing explanation
Fig. 1 is the sanitary sewage recycling processing system up to standard being applicable to northern country of the present invention;
Fig. 2 is the structural representation of local sewage treatment unit;
Fig. 3 is the structural representation of water distributor;
Fig. 4 is the structural representation of water distributing pore;
Wherein: 1, water collecting basin, 2, settling pit, 3, surge chamber, 4, sand setting room, 5, overflow port, 6, communicating aperture, 7, equalizing tank, 8, culturing pool, 9, submersible pump, 10, water inlet pipe, 11, water distributor, 12, branch out water pipe, 13, outfall sewer, 14, treatment tank, 15, the first layer pebble bed, 16, yellow ground layer, 17, zeolite layer, 18, second layer pebble bed, 19, pedosphere, 20, thermal insulation layer, 21, sunlight board, 22, water distributing pore, 23, communicating pipe, 24, plant purification pond, 25, warming plate on the transparent sidewall in plant purification pond, 26, branch's water distributor, 27 vertical water distributors.
Embodiment
Below by embodiment, also with reference to accompanying drawing, the present invention is described in detail.It is important to point out that embodiment is only used to further illustrate the present invention; can not be interpreted as limiting the scope of the invention, the person skilled in the art in this field can make some nonessential improvement and adjustment according to the invention described above content to the present invention.
Embodiment 1:
Be applicable to sanitary sewage recycling processing system up to standard and the method in 600 mouthfuls of people rural areas, Shandong
600 mouthfuls of people's sanitary sewage every day generations are about 18t, COD, BOD, TSS, NH3-N and TP of sanitary sewage are respectively 520mg/L, 208mg/L, 182mg/L, 27.5mg/L, 6.4mg/L, the sanitary sewage amount produced according to every day and sanitary sewage characteristic, be applicable to the sanitary sewage recycling processing system up to standard of northern country, structure as Figure 1-Figure 4, comprise sewage collecting pretreatment pool and sewage treatment unit, described sewage collecting pretreatment pool becomes water collecting basin 1, settling pit 2 and equalizing tank 7 by baffle for separating, and water collecting basin 1 volume is 9m
3, be of a size of length × wide × height=3.0m × 2.0m × 1.5m, settling pit 2 volume is 6m
3, be of a size of length × wide × height=2.0m × 2.0m × 1.5m, equalizing tank 7 volume is 18m
3, be of a size of length × wide × height=6.0m × 2.0m × 1.5m, the side wall upper part of water collecting basin 1 is provided with the overflow port 5 be communicated with settling pit 2, water collecting basin 1 supernatant liquid flows into settling pit 2 by overflow port, settling pit 2 is communicated with equalizing tank 7 by communicating aperture 6, is provided with submersible pump 9 bottom equalizing tank 7, and submersible pump 9 is supplied water to each sewage treatment unit by pipeline, settling pit 2 is 2 settling pit cascaded structures, each settling pit comprises surge chamber 3 and sand setting room 4, surge chamber 3 is connected with sand setting room 4, the surge chamber 4 of two adjacent settling pits 2 is staggered, be communicated with by the communicating aperture 6 on surge chamber sidewall between two adjacent settling pits 2, water collecting basin layer 1 supernatant liquor flows into the surge chamber 3 of the settling pit 2 be adjacent by overflow port, the surge chamber 3 that sand setting room 4 enters next settling pit is flowed through by surge chamber 3, sand setting room 4 sidewall of last settling pit 2 is provided with the access apertures be communicated with equalizing tank 7, water collecting basin layer clear liquid flows through 2 settling pits and flows into equalizing tank 7 by access apertures.
Sewage treatment unit is 4 compositions, and each sewage treatment unit comprises treatment tank 14, water inlet pipe 10, water distributor 11 and plant purification pond 24, and treatment tank is of a size of length × wide × height=5.0m × 10.0m × 1.0m; Plant purification pond 24 volume is 75m
3, be of a size of length × wide × height=5.0m × 5.0m × 3.0m.Treatment tank 14, plant purification pond about 24 is arranged, treatment tank 14 comprises the filtration chamber on top and the collecting chamber of bottom, filter packing layer is provided with in filtration chamber, described filter packing layer is followed successively by the first pebble bed 15 from top to bottom, yellow ground layer 16, zeolite layer 17, second pebble bed 18, the upper surface of the first pebble bed 15 is provided with interlayer, interlayer is covered with pedosphere, pedosphere is used for planting plants, water distributor 11 is positioned at the first pebble bed, water distributor 11 is connected with the submersible pump 9 in equalizing tank 7 by water inlet pipe 10, the communicating pipe 23 be communicated with collecting tank in plant purification pond is connected with in the bottom of collecting chamber, plant in plant purification pond and be implanted with plant, the bottom in plant purification pond is provided with water outlet, water outlet connection branches out water pipe 12, the water pipe 12 that branches out of each sewage treatment unit collects connection outfall sewer 13, outfall sewer 13 is connected with culturing pool 8, at sewage collecting pretreatment pool, the outside surface in treatment tank 14 and plant purification pond 24 is provided with thermal insulation layer 20, the thickness of thermal insulation layer is 5cm, described thermal insulation layer is polyurethane thermal insulation board, plant purification pond is transparent sidewall away from the sidewall for the treatment of tank, on the side wall, thermal insulation layer and transparent side walls hinged.The shape of collecting chamber is inverted cone, and be arranged on 2cm place bottom distance collecting chamber communicating pipe 23, communicating pipe 23 is arranged with the longitudinal axis orthogonal of collecting chamber.In filter packing layer, be provided with permeability cell, permeability cell vertically runs through filtration packing layer, and upper end exceeds the superiors of filter packing layer and passes pedosphere, and the sidewall of permeability cell is evenly equipped with breather hole.
The thickness of the first pebble bed is 8cm, and the median size of cobble is 2cm, and the thickness of yellow ground layer is thickness 30cm, the median size 0.3mm of yellow ground, the thickness of zeolite layer is 25cm, and the median size of the median size of zeolite is 2mm, the thickness 10cm of the second pebble bed, the median size of cobble is 1cm.Interlayer is filter layer of cloth, and edaphic thickness is 40cm.
Water distributor comprises branch's water distributor 26, the vertical water distributor 27 vertical with branch water distributor 26 is connected with in the both sides of branch's water distributor 26, vertical water distributor 27 is some, be parallel to each other between vertical water distributor 27, vertical water distributor 27 is connected with branch water distributor 26, vertical water distributor 27 is provided with water distributing pore 22, and the water distributing pore 22 on neighboring vertical wash tube is crisscross arranged.Branch's water distributor 26 internal diameter is 20mm, and the aperture of water distributing pore is 5mm, and water inlet pipe internal diameter is 30mm, and port and the submersible pump junction of water inlet pipe are provided with screen cloth, and mesh size is 3.0mm.
Sunlight board is provided with in order to insulation in water collecting basin, settling pit, equalizing tank, Domestic sewage treatment tank and plant purification pond upper port, be two pieces in the sunlight board of Domestic sewage treatment tank, plant purification pond upper port, two pieces of sunlight board are that 120 ° of angles connect and the upper port being arranged on Domestic sewage treatment tank, plant purification pond.
Domestic sewage in rural areas imports water collecting basin after pipe network is collected, then settling pit is entered, the silt in sanitary sewage is removed after precipitation in settling pit, flow into equalizing tank again, pump into Domestic sewage treatment tank finally by pump, water outlet is collected by bottom pebble bed, enters plant purification pond by pipeline self, one-level A standard that final outflow water reaches " urban wastewater treatment firm pollutant emission standard ", enters fish pond and breeds fish.
Embodiment 2: the sanitary sewage recycling processing system up to standard and the method that are applicable to 600 mouthfuls of people rural areas, Ningxia
Be applicable to the sanitary sewage recycling processing system up to standard of northern country as described in Example 1, difference is:
The thickness of thermal insulation layer is 8cm, be arranged on 3cm place bottom distance collecting chamber communicating pipe 23, the thickness of the first pebble bed is 12cm, the median size of cobble is 3cm, and the thickness of yellow ground layer is the median size 0.8mm of thickness 32cm, yellow ground, the thickness of zeolite layer is 30cm, the median size of the median size of zeolite is 2.5mm, the thickness 12cm of the second pebble bed, and the median size of cobble is 1.5cm.Interlayer is filter layer of cloth, and edaphic thickness is 45cm.
Be two pieces in the sunlight board of Domestic sewage treatment tank, plant purification pond upper port, two pieces of sunlight board are that 100 ° of angles connect and the upper port being arranged on Domestic sewage treatment tank, plant purification pond.
Embodiment 3: the sanitary sewage recycling processing system up to standard and the method that are applicable to 600 mouthfuls of people rural areas, Liaoning
Be applicable to the sanitary sewage recycling processing system up to standard of northern country as described in Example 1, difference is:
The thickness of thermal insulation layer is 10cm, be arranged on 5cm place bottom distance collecting chamber communicating pipe 23, the thickness of the first pebble bed is 15cm, the median size of cobble is 4cm, and the thickness of yellow ground layer is the median size 1.2mm of thickness 35cm, yellow ground, the thickness of zeolite layer is 35cm, the median size of the median size of zeolite is 3mm, the thickness 15cm of the second pebble bed, and the median size of cobble is 2cm.Interlayer is filter layer of cloth, and edaphic thickness is 50cm.
Be two pieces in the sunlight board of Domestic sewage treatment tank, plant purification pond upper port, two pieces of sunlight board are that 110 ° of angles connect and the upper port being arranged on Domestic sewage treatment tank, plant purification pond.The inner side-wall in water collecting basin, settling pit, equalizing tank and plant purification pond is laid with coil pipe, and coil pipe is communicated with sun power.
Embodiment 4
Utilize the sanitary sewage the being applicable to northern country recycling processing system up to standard described in embodiment 1 to carry out sanitary sewage process for reclaiming up to standard, comprise step as follows:
(1) domestic sewage in rural areas imports water collecting basin after pipe network is collected, water collecting basin layer clear liquid flows into the settling pit surge chamber be adjacent by overflow port, the surge chamber that sand setting room enters next settling pit is flowed through by surge chamber, communicating aperture is arranged on the sand setting room sidewall of last settling pit, and water collecting basin layer clear liquid flows through 2 settling pits and flow into equalizing tank by communicating aperture;
(2) after entering equalizing tank, supplied water to each sewage treatment unit by submersible pump, described submersible pump power be 0.75kW, flow 8000L/h, lift 6m, process water enters the first pebble bed through branch's water distributor, vertical water distributor, through the further water distribution of the first pebble bed, successively after the absorption, decomposition of yellow ground layer, zeolite layer, the second pebble bed, finally enter collecting chamber
(3) collecting chamber by entering plant purification pond communicating pipe, the plant through plant purification pond purifies water outlet further, removes ammonia nitrogen and phosphorus;
(4) water pipe that branches out of each sewage treatment unit collects connection outfall sewer, and the water after treatment tank, the process of plant purification pond finally enters fish pond and breeds fish or be back to landscape water, and the plant in plant purification pond is reed and Hua meter Cao.
Claims (10)
1. one kind is applicable to the sanitary sewage recycling processing system up to standard of northern country, it comprises sewage collecting pretreatment pool and sewage treatment unit, it is characterized in that, described sewage collecting pretreatment pool becomes water collecting basin, settling pit and equalizing tank by baffle for separating, the side wall upper part of water collecting basin is provided with the overflow port be communicated with settling pit, water collecting basin supernatant liquid flows into settling pit by overflow port, settling pit is communicated with equalizing tank by communicating aperture, be provided with submersible pump bottom equalizing tank, submersible pump is supplied water to each sewage treatment unit by pipeline;
Each sewage treatment unit comprises treatment tank, water inlet pipe, water distributor and plant purification pond, treatment tank, plant purification is arranged about pond, treatment tank comprises the filtration chamber on top and the collecting chamber of bottom, filter packing layer is provided with in filtration chamber, described filter packing layer is followed successively by the first pebble bed from top to bottom, yellow ground layer, zeolite layer, second pebble bed, the upper surface of the first pebble bed is provided with interlayer, interlayer is covered with pedosphere, pedosphere is used for planting plants, water distributor is positioned at the first pebble bed, water distributor is connected with the submersible pump in equalizing tank by water inlet pipe, the communicating pipe be communicated with collecting tank in plant purification pond is connected with in the bottom of collecting chamber, plant in plant purification pond and be implanted with plant, the bottom in plant purification pond is provided with water outlet, water outlet connection branches out water pipe, the water pipe that branches out of each sewage treatment unit collects connection outfall sewer, outfall sewer is connected with culturing pool, at sewage collecting pretreatment pool, the outside surface in treatment tank and plant purification pond is provided with thermal insulation layer.
2. the sanitary sewage recycling processing system up to standard being applicable to northern country according to claim 1, it is characterized in that, settling pit is 1-2 settling pit cascaded structure, each settling pit comprises surge chamber and sand setting room, surge chamber is connected with sand setting room, the surge chamber of two adjacent settling pits is staggered, be communicated with by the communicating aperture on surge chamber sidewall between two adjacent settling pits, water collecting basin layer clear liquid is flowed into by overflow port in the surge chamber of the settling pit be adjacent, the surge chamber that sand setting room enters next settling pit is flowed through by surge chamber, the sand setting room sidewall of last settling pit is provided with the access apertures be communicated with equalizing tank, water collecting basin layer clear liquid flows through 1-2 settling pit and flows into equalizing tank by access apertures.
3. the sanitary sewage recycling processing system up to standard being applicable to northern country according to claim 1, it is characterized in that, the thickness of the first pebble bed is 8-15cm, the median size of cobble is 2-4cm, and the thickness of yellow ground layer is the median size 0.3-1.5mm of thickness 30-35cm, yellow ground, the thickness of zeolite layer is 25-35cm, the median size of the median size of zeolite is 2-3mm, the thickness 10-15cm of the second pebble bed, and the median size of cobble is 1-2cm.
4. the sanitary sewage recycling processing system up to standard being applicable to northern country according to claim 1, it is characterized in that, water distributor comprises branch's water distributor, the vertical water distributor vertical with branch water distributor is connected with in the both sides of branch's water distributor, vertical water distributor is some, be parallel to each other between vertical water distributor, vertical water distributor branch water distributor is connected, and vertical water distributor is provided with water distributing pore.
5. the sanitary sewage recycling processing system up to standard being applicable to northern country according to claim 1, it is characterized in that, water distributing pore on neighboring vertical wash tube is crisscross arranged, water distributor internal diameter is 20-40mm, the aperture of water distributing pore is 5-8mm, water inlet pipe internal diameter is 30-60mm, and port and the submersible pump junction of water inlet pipe are provided with screen cloth, and mesh size is 3.0-5.0mm.
6. the sanitary sewage recycling processing system up to standard being applicable to northern country according to claim 1, it is characterized in that, the shape of described collecting chamber is inverted cone, be arranged on 2-5cm place bottom distance collecting chamber communicating pipe, the longitudinal axis orthogonal of communicating pipe and collecting chamber is arranged, in filter packing layer, be provided with permeability cell, and permeability cell vertically runs through filtration packing layer, upper end exceeds the superiors of filter packing layer and passes pedosphere, and the sidewall of permeability cell is evenly equipped with breather hole.
7. the sanitary sewage recycling processing system up to standard being applicable to northern country according to claim 1, it is characterized in that, the thickness of described thermal insulation layer is 5-10cm, described thermal insulation layer position polyurethane thermal insulation board, plant purification pond is transparent sidewall away from the sidewall for the treatment of tank, on the side wall, thermal insulation layer and transparent side walls hinged.
8. the sanitary sewage recycling processing system up to standard being applicable to northern country according to claim 1, it is characterized in that, described interlayer is filter layer of cloth, edaphic thickness is 40-50cm, sunlight board is provided with in order to insulation in water collecting basin, settling pit, equalizing tank, Domestic sewage treatment tank and plant purification pond upper port, be two pieces in the sunlight board of Domestic sewage treatment tank, plant purification pond upper port, two pieces of sunlight board are that 100 ~ 120 ° of angles connect and the upper port being arranged on Domestic sewage treatment tank, plant purification pond.
9. the sanitary sewage recycling processing system up to standard being applicable to northern country according to claim 1, is characterized in that, the inner side-wall in water collecting basin, settling pit, equalizing tank and plant purification pond is laid with coil pipe, and coil pipe is communicated with sun power.
10. utilize said apparatus to carry out sanitary sewage process for reclaiming up to standard, comprise step as follows:
(1) domestic sewage in rural areas imports water collecting basin after pipe network is collected, water collecting basin layer clear liquid flows into the settling pit surge chamber be adjacent by overflow port, the surge chamber that sand setting room enters next settling pit is flowed through by surge chamber, communicating aperture is arranged on the sand setting room sidewall of last settling pit, and water collecting basin layer clear liquid flows through 1-2 settling pit and flow into equalizing tank by communicating aperture;
(2) after entering equalizing tank, supplied water to each sewage treatment unit by submersible pump, described submersible pump power be 0.75kW, flow 8000L/h, lift 6m, process water is through branch's water distributor, vertical water distributor enters the first pebble bed, through the further water distribution of the first pebble bed, successively through yellow ground layer, zeolite layer, the absorption of the second pebble bed, after decomposition, finally enter collecting chamber, the thickness of the first pebble bed is 8-15cm, the median size of cobble is 2-4cm, the thickness of yellow ground layer is thickness 30-35cm, the median size 0.3-1.5mm of yellow ground, the thickness of zeolite layer is 25-35cm, the median size of zeolite is 2-3mm, the thickness 10-15cm of the second pebble bed, the median size of cobble is 1-2cm,
(3) collecting chamber by entering plant purification pond communicating pipe, the plant through plant purification pond purifies water outlet further, removes ammonia nitrogen and phosphorus;
(4) water pipe that branches out of each sewage treatment unit collects connection outfall sewer, water after treatment tank, the process of plant purification pond finally enters fish pond and breeds fish or be back to landscape water, and the plant in plant purification pond is reed and/or spartina alterniflora loisel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410629231.9A CN104310717B (en) | 2014-11-10 | 2014-11-10 | A kind of sanitary sewage recycling processing system up to standard and method that is applicable to northern country |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410629231.9A CN104310717B (en) | 2014-11-10 | 2014-11-10 | A kind of sanitary sewage recycling processing system up to standard and method that is applicable to northern country |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104310717A true CN104310717A (en) | 2015-01-28 |
| CN104310717B CN104310717B (en) | 2016-05-11 |
Family
ID=52366069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410629231.9A Active CN104310717B (en) | 2014-11-10 | 2014-11-10 | A kind of sanitary sewage recycling processing system up to standard and method that is applicable to northern country |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104310717B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105217898A (en) * | 2015-11-12 | 2016-01-06 | 山东省农业科学院农业资源与环境研究所 | A kind of Waste Water Treatment being applicable to middle-size and small-size plant |
| CN105906150A (en) * | 2016-06-06 | 2016-08-31 | 李丹丹 | Sewage treatment system and technology for river ways in city |
| CN106495418A (en) * | 2016-12-30 | 2017-03-15 | 桂林市逸仙中学 | A kind of domestic sewage processing system |
| CN112624334A (en) * | 2020-11-23 | 2021-04-09 | 江苏一鉴塘环境科技工程有限公司 | Sewage treatment system and process for constructing ecological reactor by using pure natural substances |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000301192A (en) * | 1999-04-15 | 2000-10-31 | Inax Corp | Water cleaning system |
| CN101708928A (en) * | 2009-12-10 | 2010-05-19 | 山东省农业科学院土壤肥料研究所 | Unpowered method and unpowered device for treating single-family rural domestic sewage |
| CN101759280A (en) * | 2010-01-27 | 2010-06-30 | 山东省农业科学院土壤肥料研究所 | Oligodynamic sewage treatment system and method |
| CN101781060A (en) * | 2010-03-02 | 2010-07-21 | 河北农业大学 | Composite artificial wetland sewage treatment system |
| CN101948214A (en) * | 2010-08-31 | 2011-01-19 | 浙江博世华环保科技有限公司 | Ecological greenbelt treatment process and system for treating rural domestic sewage |
| CN103214151A (en) * | 2013-04-27 | 2013-07-24 | 安徽蓝田特种龟鳖有限公司 | Method for ecologically and compensatively treating cultivation wastewater in testudinate greenhouse |
| CN103880257A (en) * | 2014-04-14 | 2014-06-25 | 中国科学院亚热带农业生态研究所 | Ecological combined treatment method and device for rural distributed sewage |
-
2014
- 2014-11-10 CN CN201410629231.9A patent/CN104310717B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000301192A (en) * | 1999-04-15 | 2000-10-31 | Inax Corp | Water cleaning system |
| CN101708928A (en) * | 2009-12-10 | 2010-05-19 | 山东省农业科学院土壤肥料研究所 | Unpowered method and unpowered device for treating single-family rural domestic sewage |
| CN101759280A (en) * | 2010-01-27 | 2010-06-30 | 山东省农业科学院土壤肥料研究所 | Oligodynamic sewage treatment system and method |
| CN101781060A (en) * | 2010-03-02 | 2010-07-21 | 河北农业大学 | Composite artificial wetland sewage treatment system |
| CN101948214A (en) * | 2010-08-31 | 2011-01-19 | 浙江博世华环保科技有限公司 | Ecological greenbelt treatment process and system for treating rural domestic sewage |
| CN103214151A (en) * | 2013-04-27 | 2013-07-24 | 安徽蓝田特种龟鳖有限公司 | Method for ecologically and compensatively treating cultivation wastewater in testudinate greenhouse |
| CN103880257A (en) * | 2014-04-14 | 2014-06-25 | 中国科学院亚热带农业生态研究所 | Ecological combined treatment method and device for rural distributed sewage |
Non-Patent Citations (1)
| Title |
|---|
| 赵军: "《农村环境污染治理技术及应用》", 31 December 2012, 中国环境科学出版社 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105217898A (en) * | 2015-11-12 | 2016-01-06 | 山东省农业科学院农业资源与环境研究所 | A kind of Waste Water Treatment being applicable to middle-size and small-size plant |
| CN105906150A (en) * | 2016-06-06 | 2016-08-31 | 李丹丹 | Sewage treatment system and technology for river ways in city |
| CN106495418A (en) * | 2016-12-30 | 2017-03-15 | 桂林市逸仙中学 | A kind of domestic sewage processing system |
| CN112624334A (en) * | 2020-11-23 | 2021-04-09 | 江苏一鉴塘环境科技工程有限公司 | Sewage treatment system and process for constructing ecological reactor by using pure natural substances |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104310717B (en) | 2016-05-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203514477U (en) | Central landscape rainwater collection system | |
| CN205635292U (en) | Sewage treatment ware is used at rural family | |
| CN204369656U (en) | Rainwater treatment artificial wet land system | |
| CN103359893A (en) | A sewage treatment and reclaimed-water reuse coupled system for landscape energy-efficient residential areas | |
| CN201942568U (en) | Biochemical membrane automatic aeration vertical subsurface flow constructed wetland sewage treatment device | |
| CN103351080A (en) | Purification method for rural domestic sewage and stepped sewage percolation purification system | |
| CN204474503U (en) | A kind of country sewage drips the ecological canal treatment system of filter | |
| CN104926038A (en) | Biological and ecological combined processing device used for processing rural sewage | |
| CN104310717B (en) | A kind of sanitary sewage recycling processing system up to standard and method that is applicable to northern country | |
| CN103159380A (en) | Zero-energy-consumption sewage treatment system and method for constructed wetlands | |
| CN203270691U (en) | Green building system capable of supplying power and water and recycling water | |
| CN101704613A (en) | Rural sewage ecological purification recycling device | |
| CN205687758U (en) | Manpower rapid-infiltration sewage treatment system | |
| CN204779250U (en) | A biological ecological composite treatment device for rural sewage treatment | |
| CN104310589A (en) | Water reusing device and method based on integrated vertical-flow constructed wetland | |
| CN100513326C (en) | domestic sewage ecological treatment device | |
| CN204509035U (en) | Complex media marsh sewage treatment system | |
| CN201785809U (en) | Water supply and drainage circulating device for communities | |
| CN206447733U (en) | A kind of oil-containing sewage treatment system | |
| CN203333445U (en) | Stepped sewage infiltration purification system | |
| CN206955780U (en) | A kind of clarifier-tank and domestic sewage purification system | |
| CN205170624U (en) | Environmental protection sewage treatment system | |
| CN212982578U (en) | Integrated villages and towns sewage treatment system | |
| CN204125238U (en) | A kind of based on composite vertical current artificial wetland water recycling device | |
| CN201121153Y (en) | Countryside sewage water ecological clarification system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |