CN205347109U - Many families domestic sewage hydrolysis groove and many processing apparatus series -parallel connection combination devices - Google Patents

Abstract

The utility model relates to a many families domestic sewage hydrolysis groove and many processing apparatus series -parallel connection combination devices, including hydrolysising groove and processing apparatus, hydrolysis groove and processing apparatus be one or a plurality of, the groove of hydrolysising is connected with processing apparatus, as processing apparatus when being a plurality of, processing apparatus adopts and establishes ties or parallelly connected the setting, processing apparatus for purifying the groove. The utility model relates to a design science, and reasonable in structure, move reliable many families domestic sewage hydrolysis groove and many processing apparatus series -parallel connection combination devices, this equipment is according to the rural family treatment of domestic sewage current situation, improve processing apparatus, this technique has been developed, its the biggest advantage is exactly that the normal position is handled, need not not complicated pipe network, the formula of burying do not receive the influence of the difference in temperature in season, unmanned on duty, life cycle is greater than 30 years, it reaches the national emission standard one -level to go out water, can be used for irrigating, waters such as lawn, can also directly discharge the nature.

Description

Many families sanitary sewage hydrolytic tank processes device connection in series-parallel combination unit with multiple stage

Technical field

This utility model relates to technical field of sewage, and especially a kind of many families sanitary sewage hydrolytic tank processes device connection in series-parallel combination unit with multiple stage.

Background technology

China's rural population in 2012 more than urban population, about 6.4 hundred million people, being the 40g/ day for human beings to the BOD loading amount of environmental emission for each person every day, be often only and just exceeded 1,003,000,000 tons by agricultural population to the BOD loading total amount of environmental emission, severe contamination the Water quality in rural area.Exploitation small-sized efficient purifying domestic sewage groove, solution cannot focus on, and carries out in-situ processing mode, can not only solve the pollution problem of domestic sewage in rural areas from source, and can also promote that the effective of village tap water implements, improve life in the countryside quality and environmental quality.Domestic sewage in rural areas cleaning project and tap water chemical industry journey are complementary, are also one of the important contents of new countryside construction.Referred herein go out the concept of domestic sewage in rural areas be different from city domestic sewage, can be understood as people's sanitary sewage on the peasant household beyond city, private enterprise, frontier sentry and island, although the amount that these sanitary sewages produce is few, but dispersion, it is difficult to concentrate, the harm of natural water body environment is very big, it has also become the environmental problem that China is important at present.

Family domestic sewage refers to family's sewage effluent, and it includes flushing water, kitchen water, water for bathing and washings etc..Process for family domestic sewage should with country's sanitary sewage discharge standard for criterion, feature for family domestic sewage: discontinuity, gap pulse, early, middle and late water is concentrated, and flushing water and kitchen water are with the solid particulate matter of difficult degradation, should directly process, reach discharging standards again, then the equipment being suitable for domestic sewage in rural areas dispersion process needs the technology higher than municipal sewage treatment.

Additionally, owing to rural population density is low, peasant household is sparsely populated, some areas sewage total amount is little, and physical features difference is big, lack sewage collecting and conveying facility, so sanitary sewage is difficult to centralized collection, particularly public sewer Facilities Construction is also had financial pressure by samll cities and towns, although oxidation ditch process in city domestic sewage processes, A/O technique, A2/O technique, the technological effects such as AB and SBR are notable, but these focus on method needs expensive sewage collecting pipeline network construction expense, not only investment is big, and operational management is complicated, maintenance cost is higher, low in the level of economic development, rural area backward in technique is difficult to promotion and implementation.Thus the pattern that focuses on can be difficult to carry out because of fiscal reason in rural area, dispersion processes and just seems particularly significant.

For these difficulties, this utility model people once developed the sewage treatment unit of rural area single-apartment, and obtain " Domestic self-flowing living sewage purifying treatment appts " (ZL200520130697.0) patent, demonstration project by three purifying processing devices, it is verified completely, on August 23rd, 2008 is run more than 7 years so far continuously, fault did not occur, even if being poured in down a chimney by water under the heavy rain in summer, the scum silica frost of the anaerobic zone of first segment is brought into aeration zone, also can because of the effect of the aerobic microbiological in aeration, within several days, just it is resolved, can again be returned to again in original stable operation, water outlet is as clear as crystal.A lot of conclusions is obtained from this successful demonstration project, the board-like bacteria bed developed has efficient biodegradability, should not block, and owing to adopting the form of bacteria bed, mud generating capacity is extremely limited, so far cleared up but without because of mud, especially aeration space connects with space, anaerobic zone, there is enough oxygen partial pressures, the scum silica frost of first order anaerobic zone is decomposed by aerobic metazoa, make whole System forming ecological chain, effectively promote degraded and the purification of sanitary sewage.This set biodegradation unit has very strong independence, once start, almost unmanned, due to the raising of air pump quality, never stops aeration because of mechanical breakdown, and demonstration project did not stop, always stable operation.Just because of its dependable with function, " standardization technology for treating domestic sewage in rural area Model R & D and Demonstration And Extension " won the Golden Harvest first prize of Ministry of Agriculture 2012-2013 in 2014.

But, although single-apartment processes device can process family domestic sewage well, and almost unmanned, but device is too expensive after all, carrying out one, a family in rural area, the financial burden that is bound to is very big, and it is subject to the restriction that country residents disperses, physical features difference is big, pipeline network construction is not only expensive but also extremely difficult, it is virtually impossible to promote, and therefore develops a kind of tupe being suitable for China's national situation particularly significant.

Utility model content

The purpose of this utility model is in that to make up the deficiencies in the prior art part, it is provided that a kind of high treating effect and the low many families sanitary sewage hydrolytic tank of cost process device connection in series-parallel combination unit with multiple stage.

The purpose of this utility model is realized by techniques below means:

A kind of many families sanitary sewage hydrolytic tank processes device connection in series-parallel combination unit with multiple stage, it is characterised in that: including hydrolytic tank and process device, described hydrolytic tank is one or more, and it is multiple for processing device, and hydrolytic tank is connected with processing device；Process device and adopt setting in series or in parallel.

And, connect a regulating reservoir between described hydrolytic tank and process device.

And, described hydrolytic tank includes cell body, and inlet ductwork is installed in the side of this cell body, and one end of this inlet ductwork is positioned at outside cell body and connects user, and the other end stretches into formation fluid-tight in the water within cell body；The opposite side installation outlet pipeline of cell body, one end of this export pipeline is stretched in the water within cell body, and the other end extends to outside cell body and connects the water inlet pipe processing device.

And, the water inlet end of described inlet ductwork, higher than the port of export of export pipeline, arranges a baffler in the cell body of export pipeline, and the upper end of this baffler is higher than liquid level, has gap between lower end and hydrolytic tank bottom surface.

And, described process device is purification tank, this purification tank is installed into water pipe and outlet pipe, the inside of this purification tank is separated into the first order successively by dividing plate and purifies region, purification region, the second level, third level purification region and stillpot, water inlet pipe purifies region with the first order and is connected, outlet pipe is connected with stillpot, is respectively provided with biofilter material, is respectively mounted an aerator in each purification region in each purification region；Purify the third level and an air-lift device is installed in region；The water inlet pipe of purification tank connects one or more hydrolytic tank.

And, described three purify region respectively anaerobism groove and aerobic slot, and the quantity of this anaerobism groove is 0-3, and the quantity of aerobic slot is 1-3.

And, inclined plane is made in the bottom of described stillpot, and arranges disinfection trough on the stillpot at outlet pipe position.

And, described aerator includes aeration tube, gas valve and air pump, and the bottom of aeration tube is arranged on the bottom purifying region, and the top of aeration tube is connected with air pump, and is respectively mounted an independent gas valve on each aeration tube.

And, described air-lift device includes trachea, air stripping tank and connecting tube, and the upper end of trachea connects air pump, and installs a control valve on trachea, and the lower end of trachea connects air stripping tank；One end of connecting tube connects air stripping tank, and the other end extends to the first order and purifies in region.

And, the filter bed of described biofilter material is gasket packing filter bed, and the surface of this gasket packing filter bed has carried out wharf's pavement quality and formed burr structure.

Advantage of the present utility model and having the benefit effect that

1, this device is made up of hydrolytic tank and purification tank, and this hydrolytic tank and purification tank are one or more, and adopts series-parallel system to connect when purification tank is multiple.Which is suitable for many families coupling pattern of rural domestic sewage treatment, it is achieved that in-situ treatment.Wastewater treatment efficiency can be improved after adopting this equipment, reduce processing cost, improve its probability being widely popularized in rural area.

2, this utility model is integrated design, the efficient equipment of miniaturization, adopts buried mode, not employment on duty, and life cycle was up to 50 years.

3, when purification tank is multiple series connection, it forms the denitrification process of A-O-A-O, then coordinates the denitrification functions of filter bed self in purification tank, thus denitrification effect is greatly improved, it is achieved that efficient denitrification, enhances wastewater treatment efficiency.

4, the third level of purification tank purifies in region and adds an air-lift device, it is mainly used in novel process device when starting, allow the strain put into form circulation in whole process system, increase the average density of microorganism in device, promote the quick formation of bacteria bed.Once after bacteria bed formed, such air-lift device just can be out of service, allows more gas for aeration.

5, three of purification tank purify in regions and are all connected with aerating system, and each aerating system is controlled by independent gas valve respectively, it is possible to as requested, form in single, two or three regions aeration, expansion disposal ability simultaneously.Because the aerobic process degradation capability of biology is big more than anaerobic processes, only aerobic aeration needs energy consumption, so it is particularly important to optimize aeration rate, is also one of the content to optimize of this utility model.

6, purification tank adopts gasket packing filter bed, and in the course of processing, its surface has been carried out wharf's pavement quality so that it is surface is more coarse, and purpose is contemplated to microorganism and quickly forms bacteria bed on surface, because bacteria bed is the main body of sanitary sewage degraded.

7, laminar flow anaerobic biological reactor and complete mixing flow aerobe reactor integrated technique suppress high-concentration sewage to enter low concentration region, increase impact resistance, are conducive to the process of clearance-type sanitary sewage.

8, purification tank overall structure Standardized Design and making, it is simple to standardization and industrialization, is adapted at rural areas in our country spread.

9, this utility model in use according to treating capacity Rational choice anaerobism or aerobic mode, can regulate aeration rate by choosing the air pump of different capacity, and therefore this device is flexible and convenient to use, and practicality is good.

10, the baffle plate in hydrolytic tank promotes sewage from top to bottom, through bottom, at baffling upwards, imports and exports pipeline employing and is directly protruding in water, and water inlet pipe forms fluid-tight, and the abnormal smells from the patient that anaerobic processes produce can not return within doors；Outlet pipe also stretches in water, it is possible to prevent issuable scum silica frost from entering outlet pipeline, it is to avoid the blocking of downcomer.

Additionally, hydrolytic tank is except making simply, also has two other purpose.One is make the solids that earth entering hydrolytic tank etc and microorganism can not be degraded in family life settlement separate at this, reduces the load of follow-up novel process device.Two is utilize anaerobe preliminary treatment or degraded, allows more pollutant be transformed into the pollutant of solubility, is conducive to the degraded of follow-up novel process device.

These 2 effects can realize the regression nature of sewage, the material of earth that water outlet can not be degraded as far as possible etc, but the sewage of a kind of aqueous without microorganism.Every family all flows into novel process device with this sewage through pipeline, so the requirement of pipeline just can be lowerd, under the scope that many families are limited, it is possible to select the PVC downcomer that internal diameter is 10 centimeters of standard, it is possible to be greatly reduced pipeline expense and operating expenses.

11, the scum silica frost in hydrolytic tank can take out when organic fertilizer uses, the water outlet of hydrolytic tank through dilution after may be used for irrigate crops (as: water dish, water flowers), thus Appropriate application resource, it is achieved that refuse reclamation, it is especially suitable for rural area and uses.

12, this utility model is a kind of design science, rational in infrastructure, reliable many families sanitary sewage hydrolytic tank and multiple stage process device connection in series-parallel combination unit, this equipment is according to rural households' sanitary sewage disposal present situation, improve processing device, have developed the technology, its great advantage is exactly in-situ treatment, without complex grid, buried not by the impact of Seasonal Temperature Difference, unmanned, life cycle was more than 30 years, water outlet reaches discharging standards one-level, it is possible to be used for irrigating, the water such as lawn, it is also possible to directly discharge nature.

Accompanying drawing explanation

Fig. 1 is the structural representation of purification tank in this utility model；

Fig. 2 is the structural representation of hydrolytic tank in this utility model；

Fig. 3 Shi Shiwuhu farmers' coupling domestic sewage treatment process flow chart；

Tu4Shi Shihu building farmers' sanitary sewage coupling processing technological flow figure；

Two new type purification groove series process flow figure of Tu5Shi factory sanitary sewage；

Fig. 6 is multiple stage new type purification groove connection in series-parallel process chart.

Detailed description of the invention

Embodiment of the present utility model is described in detail below in conjunction with accompanying drawing；It should be noted that the present embodiment is narrative, it not determinate, it is impossible to limit protection domain of the present utility model with this.

A kind of many families sanitary sewage hydrolytic tank processes device connection in series-parallel combination unit with multiple stage, and including hydrolytic tank 20 and process device, described hydrolytic tank is one or more, and it is multiple for processing device, and hydrolytic tank is connected with processing device；Processing device is setting in series or in parallel.A regulating reservoir also can be connected between hydrolytic tank and process device.

Hydrolytic tank includes cell body 22, and inlet ductwork 21 is installed in the side of this cell body, and one end of this inlet ductwork is positioned at outside cell body and connects user, and the other end stretches into formation fluid-tight in the water within cell body；The opposite side installation outlet pipeline 24 of cell body, one end of this export pipeline is stretched in the water within cell body, and the other end extends to outside cell body and connects the water inlet pipe of purification tank.The water inlet end of described inlet ductwork, higher than the port of export of export pipeline, arranges a baffler 23 in the cell body of export pipeline, and the upper end of this baffler is higher than liquid level, has gap between lower end and hydrolytic tank bottom surface.

Described process device is purification tank 19, this purification tank is installed into water pipe 1 and outlet pipe 16, the inside of this purification tank is separated into the first order successively by dividing plate 13 and purifies region 2, purification region, the second level 5, third level purification region 12 and stillpot 14, three purify region respectively anaerobism groove and aerobic slot, the quantity of this anaerobism groove is 0-3, the quantity of aerobic slot is 1-3, and its quantity is to set according to sewage quantity.The first order purifies region and is usually anaerobism groove.Water inlet pipe purifies region with the first order and is connected, and outlet pipe is connected with stillpot, and inclined plane 17 is made in the bottom of stillpot, and arranges disinfection trough 15 on the stillpot at outlet pipe position.

Between adjacent two purification regions, all adopting structure 8 of turning one's coat to be connected between third level purification region and stillpot, adjacent two structures of turning one's coat purified between regions are the anti-sink structures at its lower ending opening；The third level purifies the lower ending opening form that the structure of turning one's coat between region and stillpot is its dividing plate.

An aerator it is respectively mounted in each purification region, this aerator includes aeration tube 3, gas valve 4 and air pump 10, the bottom of aeration tube is arranged on the bottom purifying region, and the top of aeration tube is connected with air pump, and is respectively mounted an independent gas valve on each aeration tube.

Purifying the third level and install an air-lift device in region, this air-lift device includes trachea 9, air stripping tank 18 and connecting tube 6, and the upper end of trachea connects air pump, and installs a control valve 11 on trachea, and the lower end of trachea connects air stripping tank；One end of connecting tube connects air stripping tank, and the other end extends to the first order and purifies in region.

Biofilter material 7 it is respectively provided with, biofilter material and be respectively provided with gap between bottom purification tank in each purification region.The filter bed of this biofilter material is gasket packing filter bed, and the surface of this gasket packing filter bed has carried out wharf's pavement quality and formed burr structure.

Embodiment of the present utility model is:

Embodiment one:

15 family farmers' sanitary sewage coupling: as shown in Figure 3, hydrolytic tank (1200X800X1200) Shi Wutai, new type purification groove (2100X1500X1700) two series connection, adopt the whole aeration in one, two, three region, the air pump power 200W of First new type purification groove, gas flow is 200L/min, and second power is 150W, gas flow is 150L/min, and ton water power consumption is 0.28 yuan.

Each region water sample from right to left respectively hydrolytic tank, the first new type purification groove one-level and three grades, the second new type purification groove one-level, three grades and disinfection trough water outlet.From the first new type purification groove level-1 area of figure it can be seen that the sewage entered in groove is muddy especially, dense, BOD is up to 362mg/L.After treatment, effects successively at different levels are obvious, and disinfection trough water outlet becomes as clear as crystal, colorless and odorless, and BOD is down to 8mg/L.From each region water sample it can also be seen that such change, water quality one-level is better than one-level, and transparency is also that one-level is more clear than one-level, and effect is fairly obvious.

Embodiment two:

Ten family building farmers' sanitary sewage coupling: as shown in Figure 4, two hydrolytic tanks (2100X1500X1700) connect top-down five family sanitary sewages respectively, two hydrolytic tanks are processed sewage and concentrate the new type purification groove entering series connection by new type purification groove (2100X1500X1700) two series connection respectively.Adopting the whole aeration in one, two, three region, the air pump power 150W of First new type purification groove, gas flow is 150L/min, and second power is 120W, and gas flow is 120L/min, and ton water power consumption is 0.33 yuan.

Changing aeration rate and can increase process amount, when the complete aeration of new type purification groove, air pump power is all 200W, and processing peasant household can increase to 20 families.Under equal conditions, new type purification groove series connection use is higher than being separately used alone treatment effeciency.

Each region water sample is the respectively hydrolytic tank first order and the second level, the first new type purification groove one-level and three grades, the second new type purification groove three grades and disinfection trough water outlet from left to right.From the hydrolytic tank first order of picture it will be seen that the scum silica frost present above of water layer, and three grades of aeration water quality of the second new type purification groove are fine, and bacteria bed under water be can be seen above.Hydrolytic tank water quality is very muddy, and BOD is between 300mg/L to 350mg/L.After treatment, effects successively at different levels are obvious, and disinfection trough water outlet becomes as clear as crystal, colorless and odorless, within BOD is down to 9mg/L.From each region water sample it can also be seen that such change, water quality one-level is better than one-level, and transparency is also that one-level is more clear than one-level, and effect is fairly obvious.

Embodiment three:

As it is shown in figure 5,250 office workers of Wucheng branch company of Shangdong shuangyi Group Co., Ltd., a staff canteen, sanitary sewage day discharge capacity 18 tons, the three lattice hydrolytic tanks of original 6 cubic metres, according to day output, two new type purification grooves and anaerobic tank tandem process will be adopted, as shown in the figure.Adopting one, two, three region portion aeration, the air pump power 200W of First new type purification groove, gas flow is 200L/min, and second power is 150W, and gas flow is 150L/min, and ton water power consumption is 0.24 yuan.

Each region water sample is hydrolytic tank water outlet, the first new type purification groove one-level and three grades, the second new type purification groove three grades and water outlet from right to left.Water state is gone out it will be seen that the significantly high 280mg/L that reaches of water outlet BOD, after entering new type purification groove from the hydrolytic tank of picture, through the biodegradation of aerobic microbiological, water quality substantially improves successively, and transparency is also that one-level is more clear than one-level, effluent quality BOD is 9mg/L, as clear as crystal.Substantially accomplishing unmanned, even if throw bacterium by the end of December, sewage is after biochemical treatment, and mid-February in the coming year, effluent quality BOD can also reach discharging standards one-level.

Embodiment four:

As shown in Figure 6, peasant household 89 of Flos persicae temple village, Jixian, tianjin Municipality family, population 289 people, owing to carrying out tourism Peasants Joy, day sewage effluent 50 tons, adopts one, family hydrolytic tank, relies on the physical features in mountain area, the sanitary sewage collected, through sewer pipe network, concentrate and enter into regulating reservoir, carry out acidification hydrolization, then also by gravity flow mode, two purification tanks of series connection are flowed into.

New type purification groove all adopts the whole aeration in one, two, three region, First, second new type purification groove air pump power 200W, gas flow is 200L/min, 3rd new type purification groove power is 150W, gas flow is 150L/min, carries out two parallel operations, and ton water power consumption is 0.27 yuan.Each district water sample represents regulating reservoir water outlet, First new type purification groove water outlet and the 3rd new type purification groove water outlet from right to left respectively.

Purification tank handling contrasts

Ton water handling reduces with the increase along with number of users, and it is 9 tons that the maximum day of every purification tank processes the water yield, and water outlet reaches country's sanitary sewage disposal discharge primary standard.Purification tank agent can independently be suitable for, it is possible to is combined with anaerobic tank, according to the size of the water yield, by multiple stage purification tank according to series-parallel system, can also increase disposal ability simultaneously, and connection in series-parallel is more many, and ton water handling is more low.The great advantage of this Integration ofTechnology is exactly in-situ treatment, without complex grid, buried not by the impact of Seasonal Temperature Difference, unmanned, life cycle was more than 30 years, and water outlet reaches discharging standards one-level, may be used for the water such as irrigation, lawn, it is also possible to directly discharge nature.

Claims (10)

1. the hydrolytic tank of family sanitary sewage more than a kind processes device connection in series-parallel combination unit with multiple stage, it is characterised in that: including hydrolytic tank and process device, described hydrolytic tank is one or more, and it is multiple for processing device, and hydrolytic tank is connected with processing device；Process device and adopt setting in series or in parallel.

2. one many families according to claim 1 sanitary sewage hydrolytic tank processes device connection in series-parallel combination unit with multiple stage, it is characterised in that: connect a regulating reservoir between described hydrolytic tank and process device.

3. one many families according to claim 1 sanitary sewage hydrolytic tank processes device connection in series-parallel combination unit with multiple stage, it is characterized in that: described hydrolytic tank includes cell body, inlet ductwork is installed in the side of this cell body, one end of this inlet ductwork is positioned at outside cell body and connects user, and the other end stretches into formation fluid-tight in the water within cell body；The opposite side installation outlet pipeline of cell body, one end of this export pipeline is stretched in the water within cell body, and the other end extends to outside cell body and connects the water inlet pipe processing device.

4. one many families according to claim 3 sanitary sewage hydrolytic tank processes device connection in series-parallel combination unit with multiple stage, it is characterized in that: the water inlet end of described inlet ductwork is higher than the port of export of export pipeline, in the cell body of export pipeline, a baffler is set, the upper end of this baffler is higher than liquid level, has gap between lower end and hydrolytic tank bottom surface.

5. one many families according to claim 1 sanitary sewage hydrolytic tank processes device connection in series-parallel combination unit with multiple stage, it is characterized in that: described process device is purification tank, this purification tank is installed into water pipe and outlet pipe, the inside of this purification tank is separated into the first order successively by dividing plate and purifies region, purification region, the second level, third level purification region and stillpot, water inlet pipe purifies region with the first order and is connected, outlet pipe is connected with stillpot, it is respectively provided with biofilter material in each purification region, in each purification region, is respectively mounted an aerator；Purify the third level and an air-lift device is installed in region；The water inlet pipe of purification tank connects one or more hydrolytic tank.

6. one many families according to claim 5 sanitary sewage hydrolytic tank processes device connection in series-parallel combination unit with multiple stage, it is characterized in that: described three purify region respectively anaerobism groove and aerobic slot, the quantity of this anaerobism groove is 0-3, and the quantity of aerobic slot is 1-3.

7. one many families according to claim 5 sanitary sewage hydrolytic tank processes device connection in series-parallel combination unit with multiple stage, it is characterised in that: inclined plane is made in the bottom of described stillpot, and arranges disinfection trough on the stillpot at outlet pipe position.

8. one many families according to claim 5 sanitary sewage hydrolytic tank processes device connection in series-parallel combination unit with multiple stage, it is characterized in that: described aerator includes aeration tube, gas valve and air pump, the bottom of aeration tube is arranged on the bottom purifying region, the top of aeration tube is connected with air pump, and is respectively mounted an independent gas valve on each aeration tube.

9. one many families according to claim 5 sanitary sewage hydrolytic tank processes device connection in series-parallel combination unit with multiple stage, it is characterized in that: described air-lift device includes trachea, air stripping tank and connecting tube, the upper end of trachea connects air pump, and trachea is installed a control valve, the lower end of trachea connects air stripping tank；One end of connecting tube connects air stripping tank, and the other end extends to the first order and purifies in region.

10. one many families according to claim 5 sanitary sewage hydrolytic tank processes device connection in series-parallel combination unit with multiple stage, it is characterized in that: the filter bed of described biofilter material is gasket packing filter bed, the surface of this gasket packing filter bed has carried out wharf's pavement quality and has formed burr structure.