CN206352102U - One kind is applied to alpine and anoxic region sewage disposal system - Google Patents

One kind is applied to alpine and anoxic region sewage disposal system Download PDF

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Publication number
CN206352102U
CN206352102U CN201621396930.4U CN201621396930U CN206352102U CN 206352102 U CN206352102 U CN 206352102U CN 201621396930 U CN201621396930 U CN 201621396930U CN 206352102 U CN206352102 U CN 206352102U
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deep well
pond body
well reactor
water inlet
inlet pipe
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吕学斌
李晓云
田津
刘庆岭
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Tianjin University
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Tianjin University
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Abstract

The utility model is related to one kind and is applied to alpine and anoxic region sewage disposal system, constitutes deep well reactor by deep well reactor pond body and three phase separator, deep well reactor pond body locates below ground level, and three phase separator is located at more than pond body top, ground;Water inlet pipe is arranged in deep well reactor pond body;Air compressor and the connection of high pressure aeration pipe, two high pressure aeration pipes are separately positioned in deep well reactor pond body and water inlet pipe, and depth is identical with water inlet pipe;There is blast pipe at the top of three phase separator, the outlet pipe that three phase separator top is set is connected with settling tank, and sedimentation basin top sets sedimentation basin drainpipe, and settling tank bottom is provided with mud return line, and mud return line is connected with water inlet pipe.The system deep well reactor pond body is located underground, solves the relatively low problem of alpine and anoxic region sewage disposal system water temperature.High pressure aeration system increases aeration quantity, improves the deficiency of alpine and anoxic region sewage disposal system dissolved oxygen amount, enough dissolved oxygens are provided for Sewage Biological Treatment.

Description

One kind is applied to alpine and anoxic region sewage disposal system
Technical field
The utility model is related to one kind and is applied to alpine and anoxic region sewage disposal system, belongs to water-treatment technology field.
Background technology
Qinghai-Tibet Platean is located at the Northern Hemisphere torrid zone, temperate climate intermediate zone, and height above sea level, rarefaction of air, air pressure are low and the temperature difference is big, Average temperature of the whole year is low, has particular/special requirement to sewage disposal system and treatment technology.Temperature and oxygen content are with maintaining severe cold region The major issue that area's sewerage is normally run, solving the method for alpine and anoxic region sewage disposal system low temperature and anoxic has: One, suppress the thermal loss of water body since source;2nd, air blast air demand is higher than plains region.It is required that sewage disposal system has Preferable heat insulating ability and higher air demand.Therefore, a kind of sewage disposal system suitable for alpine and anoxic region be must can not Few.
Traditional sewage disposal system, roof insulating or warmhouse booth are built using adding, and reduce the loss of temperature, in such as fragrant lattice Municipal sewage plant and cajaput sewage treatment plant are drawn, air heater is also installed using air blower escape pipe, passes through control Heat the temperature in air holding aeration tank.This sewage disposal system compared with traditional wastewater processing system, deep well reactor Pond body is located underground, it is to avoid water body heat-energy losses, while reducing the floor space of structures, reduces the throwing of capital cost Money.The high pressure aeration system being made up of air compressor and high pressure aeration pipe, enough dissolvings are provided for the biological treatment of sewage Oxygen.With high treating effect, energy consumption is low, manage convenient advantage, and large-scale can be achieved.
The content of the invention
The utility model is applied to alpine and anoxic region sewage disposal system to be a kind of, and the system is by water pump, deep-well reaction Device, aerating system, sedimentation basin composition.Sewage enters deep well reactor by water inlet pipe, is provided in high pressure aeration system is sewage It is dioxy by the organic matter degradation in sewage by the effect of aerobic microbiological in returned sludge under conditions of enough dissolved oxygens Change carbon and water, then separated water, undissolved air and a part of sludge using three phase separator;Water after processing enters heavy Pond drops, after mud-water separation, supernatant liquor qualified discharge, and a part of sludge of settling tank bottom of pond enters through mud return line intakes Pipe.
To achieve the above object, the technical solution adopted in the utility model is:
One kind is applied to alpine and anoxic region sewage disposal system, constitutes deep by deep well reactor pond body and three phase separator Well reactor, deep well reactor pond body locates below ground level, and three phase separator is located at more than pond body top, ground;Water inlet pipe is set Put in deep well reactor pond body;Air compressor and the connection of high pressure aeration pipe, two high pressure aeration pipes are separately positioned on deep-well In reactor pond body and water inlet pipe, and depth is identical with water inlet pipe;Have at the top of three phase separator on blast pipe, three phase separator The outlet pipe that portion is set is connected with settling tank, and sedimentation basin top sets sedimentation basin drainpipe, and settling tank bottom is provided with sludge reflux Pipe, mud return line is connected with water inlet pipe.
The deep well reactor pond body locates below ground level 30-100m.
Distance of the water inlet pipe apart from deep well reactor pond body bottom is 1-5m.
The air compressor provides the pressure for being not less than 1.2Mpa.
It is described as follows:
Sewage disposal system is by water pump, deep well reactor, aerating system, sedimentation basin composition.Sewage enters deep by water pump Well reactor, high pressure aeration systemic effect is to provide enough dissolved oxygens for the biological treatment of sewage.Deep well reactor is used for dirt The aerobic decomposition of water, the water after processing enters settling tank.Sedimentation basin effect is to carry out mud-water separation.
The utility model control sewage enters deep well reactor by water inlet pipe, provides enough in high pressure aeration system for sewage Under conditions of dissolved oxygen, by the effect of aerobic microbiological in returned sludge, organic matter degradation in sewage for carbon dioxide and Water, is then separated water, undissolved air and a part of sludge using three phase separator, and gas at the top of three phase separator through arranging Tracheae is discharged;Water after processing enters settling tank, after mud-water separation, supernatant liquor qualified discharge, a settling tank bottom of pond part Sludge enters water inlet pipe through mud return line.
Compared with prior art, the beneficial effects of the utility model are
(1) compared with traditional wastewater processing system, the pond body of the deep well reactor of the system is located underground, reduces sewage With the time of contact of external environment, reduce heat loss amount from source, keep the relative constancy of water temperature, with solving severe cold region The problem of water temperature of area's sewage disposal system is relatively low, beneficial to the stable operation of biologic process for treating sewage.
(2) pond body is located underground, reduces floor space, and noise is small, saves land resource, reduces the throwing of capital cost Money;
(3) the high pressure aeration system being made up of air compressor and high pressure aeration pipe, adds aeration quantity, improves high and cold lack The not enough shortcoming of oxygen regional waste-water processing system dissolved oxygen amount, provides enough dissolved oxygens for the biological treatment of sewage, greatly improves The treatment effeciency of sewage, sewage load can realize large-scale.
Brief description of the drawings
Fig. 1:System structure diagram of the present utility model;
Wherein:1. high pressure aeration pipe, 2. air compressors, 3. three phase separators, 4. blast pipes, 5. outlet pipes, 6. sedimentations Pond drainpipe, 7. settling tanks, 8. mud return lines, 9. water inlet pipes, 10. deep well reactor pond bodies.
Embodiment
The utility model is further described below in conjunction with drawings and examples:
As shown in Figure 1 is applied to alpine and anoxic region sewage disposal system, and it is by 1. high pressure aeration pipes, the compression of 2. air Machine, 3. three phase separators, 4. blast pipes, 5. outlet pipes, 6. settling tank drainpipes, 7. settling tanks, 8. mud return lines, 9. water inlets Pipe, 10. deep well reactor pond bodies are constituted.Deep well reactor is constituted by deep well reactor pond body 10 and three phase separator 3, deep-well is anti- Device pond body is answered to locate below ground level, three phase separator is located at more than pond body top, ground;Water inlet pipe 9 is arranged on deep well reactor In pond body;Air compressor 2 and high pressure aeration pipe 1 are connected, two high pressure aeration pipes be separately positioned on deep well reactor pond body and In water inlet pipe 9, and depth is identical with water inlet pipe;Blast pipe 4 is set at the top of three phase separator, what three phase separator top was set goes out Water pipe 5 is connected with settling tank 7, and sedimentation basin top sets sedimentation basin drainpipe 6, and settling tank bottom is provided with mud return line 8, sludge Return duct is connected with water inlet pipe 9.
Sewage enters deep well reactor pond body 10 by water inlet pipe 9, and air compressor 2 and high pressure aeration pipe 1 are to carry in sewage It is two by the organic matter degradation in sewage by the effect of aerobic microbiological in returned sludge 8 under conditions of enough dissolved oxygens Carbonoxide and water, are then separated water, undissolved air and a part of sludge using three phase separator 3, gas is through three-phase separate Discharged from device top vent pipe 4;Water after processing enters settling tank 7, and after mud-water separation, supernatant liquor is through settling tank drainpipe 6 qualified discharges, a part of sludge of the bottom of pond of settling tank 7 enters water inlet pipe 9 through mud return line 8.
Below in conjunction with exemplary embodiments, the utility model is described in further detail.
Embodiment 1 handles the city domestic sewage of Qinghai-xizang Plateau Region, influent COD using above-mentioned processing system:280- 400mg/L, reactor water inlet is 1.0m/h, and biological processing unit uses active sludge biological handling process, water conservancy residence time For 8h, sludge age is 25d, and aeration control determines its water outlet COD after 7-10mg/L, reactor stable operation.Its water outlet COD ≤ 30mg/L, it can be seen that it is dirty to urban life that what the utility model was provided is applied to alpine and anoxic region sewage disposal system Organic matter in water has higher clearance.
Embodiment 2 handles extremely frigid zones urban residents' sanitary sewage, influent COD with above-mentioned processing system:200-450mg/ L, NH4 +-N:20-90mg/L, reactor water inlet is 1.0m/h, and biological processing unit uses active sludge biological handling process, water The sharp residence time is 8h, and sludge age is 25d, and aeration control determines its water outlet after 7-10mg/L, reactor stable operation COD.Its water outlet COD≤20mg/L, NH4 +-N≤20mg/L.As can be seen that the utility model provide be applied to severe cold region Area's sewage disposal system has higher clearance to the organic matter in urban residents' sanitary sewage.
Embodiment 3 handles the sanitary sewage that excrement is contained in Qinghai-xizang Plateau Region, influent COD using above-mentioned processing system: 300-500mg/L, NH4 +-N:40-60mg/L, reactor water inlet is 1.0m/h, and biological processing unit is using at active sludge biological Science and engineering skill, the water conservancy residence time is 8h, and aeration control determines its water outlet COD after 8-10mg/L, reactor stable operation.Its Water outlet COD≤40mg/L, water outlet NH4 +- N≤20mg/L can be seen that the utility model offer be applied to alpine and anoxic region Sewage disposal system containing the organic matter and ammonia nitrogen in excrement sanitary sewage to having higher clearance.

Claims (3)

1. one kind is applied to alpine and anoxic region sewage disposal system, it is characterized in that by deep well reactor pond body and three phase separator Deep well reactor is constituted, deep well reactor pond body locates below ground level, three phase separator is located at more than pond body top, ground;Enter Water pipe is arranged in deep well reactor pond body;Air compressor and the connection of high pressure aeration pipe, two high pressure aeration pipes are set respectively In deep well reactor pond body and water inlet pipe, and depth is identical with water inlet pipe;Blast pipe, three-phase separate are set at the top of three phase separator The outlet pipe set from device top is connected with settling tank, and sedimentation basin top sets sedimentation basin drainpipe, and settling tank bottom is provided with dirt Mud return duct, mud return line is connected with water inlet pipe.
2. the system as claimed in claim 1, the 30-100m it is characterized in that deep well reactor pond body locates below ground level.
3. the system as claimed in claim 1, it is characterized in that aerobic fermentation water inlet pipe apart from deep well reactor pond body bottom away from From for 1-5m.
CN201621396930.4U 2016-12-19 2016-12-19 One kind is applied to alpine and anoxic region sewage disposal system Active CN206352102U (en)

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CN201621396930.4U CN206352102U (en) 2016-12-19 2016-12-19 One kind is applied to alpine and anoxic region sewage disposal system

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106517671A (en) * 2016-12-19 2017-03-22 天津大学 Wastewater treating system suitable for high-cold and anoxic regions

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106517671A (en) * 2016-12-19 2017-03-22 天津大学 Wastewater treating system suitable for high-cold and anoxic regions

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