CN210215092U - Integrated sewage treatment device - Google Patents
Integrated sewage treatment device Download PDFInfo
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- CN210215092U CN210215092U CN201920809453.7U CN201920809453U CN210215092U CN 210215092 U CN210215092 U CN 210215092U CN 201920809453 U CN201920809453 U CN 201920809453U CN 210215092 U CN210215092 U CN 210215092U
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Abstract
The utility model relates to an integration sewage treatment plant, including equalizing basin, oxygen deficiency pond, catalytic oxidation pond, MBR pond and disinfection pond, be provided with stealthily dirty pump in the equalizing basin, stealthily dirty pump connection has the outlet end to be located the water pipe of oxygen deficiency bottom of the pool portion, the upper portion intercommunication catalytic oxidation pond and the inside packing in oxygen deficiency pond have the denitrifying bacteria carrier filler, catalytic oxidation pond upper portion intercommunication MBR pond, the bottom is provided with aeration equipment, MBR pond intercommunication disinfection pond and through setting up in the leading-in disinfection pond of MBR pond outside suction pump with water, the upper portion in disinfection pond is provided with the outlet pipe, the upper portion of equalizing basin is provided with the water inlet. The utility model has the advantages of fast processing speed and good water quality effect.
Description
Technical Field
The utility model relates to a sewage treatment's technical field especially relates to an integration sewage treatment plant.
Background
In the daily municipal sewage treatment, the traditional manual treatment is mostly adopted, or the centralized treatment is carried out in a sewage treatment plant, the manual treatment has long treatment time, the efficiency is low, and the water quality after the treatment is poor; the sewage treatment plant handles, and is with high costs, throughput is limited, receives treatment facility influence big, is difficult to guarantee long-term effectual processing, and this application provides an integrated sewage treatment plant high-efficient, that treatment effect is good to above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an integration sewage treatment plant passes through oxygen deficiency pond, contact oxidation pond and MBR pond with sewage in proper order, progressively purifies, has that the processing speed is fast, the effectual advantage of quality of water.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides an integration sewage treatment plant, includes equalizing basin, oxygen deficiency pond, contact oxidation pond, MBR pond and disinfection pond, be provided with stealthily dirty pump in the equalizing basin, stealthily dirty pump connection has the water pipe that the water outlet end is located oxygen deficiency bottom of the pool portion, the upper portion intercommunication contact oxidation pond and the inside packing in oxygen deficiency pond have the denitrifying bacteria carrier to pack, contact oxidation pond upper portion intercommunication MBR pond, bottom are provided with aeration equipment, MBR pond intercommunication disinfection pond and through setting up in the leading-in disinfection pond of MBR pond outside suction pump with water in, the upper portion in disinfection pond is provided with the outlet pipe, the upper portion of equalizing basin is provided with the water inlet.
By adopting the technical scheme, the sewage enters the regulating tank for storage and regulation, the influence of the high peak and the low valley of sewage discharge on sewage treatment is reduced, and then the sewage sequentially passes through the anoxic tank, the contact oxidation tank and the MBR tank for sewage treatment, wherein the sewage with high concentration firstly enters the anoxic tank to filter large particles and suspended matters in the sewage, and decompose and remove nitrogen, phosphorus and sulfide, so that the concentrations of the suspended matters, organic pollutants and nitrate nitrogen are reduced preliminarily; then leading the treated sewage into a contact oxidation tank, further degrading organic pollutants in the sewage, and removing CODcr and BOD5 in the water; later let in sewage and carry out the purification of degree of depth to sewage in the bioreactor, the water that will handle at last is disinfected through the disinfection pond, and the water that obtains can directly regard as new born water source, the utility model discloses utilize different treatment tanks different to the sewage of different concentrations and the treatment effeciency of different pollutants, filter, purify layer upon layer to initial high concentration sewage, it is fast to have a treatment rate, the effectual advantage of quality of water
The utility model discloses further set up to: the side walls of the anoxic tank and the contact oxidation tank are respectively provided with a cavity, the cavity is respectively provided with a water inlet corresponding to the top of one side of the anoxic tank and the top of one side of the contact oxidation tank, the bottom of the other side of the anoxic tank and the bottom of the contact oxidation tank is provided with a water outlet, the water inlet is connected with an external water supply pipe, and the water outlet is connected with an external water drainage pipe.
Through adopting above-mentioned technical scheme, can be according to the difference of temperature in the pond, to letting in the water of different temperatures in the cavity to can adjust temperature in the pond, guarantee the vitality and the work efficiency of microorganism in the pond, improve sewage treatment speed.
The utility model discloses further set up to: a submersible stirrer is arranged in the anoxic tank.
Through adopting above-mentioned technical scheme, the dive agitator can make the water in the oxygen deficiency pond circulate, makes the temperature of water more even in the pond.
The utility model discloses further set up to: and heat transfer sheets are arranged on the inner walls of the anoxic tank and the contact oxidation tank at intervals.
Through adopting above-mentioned technical scheme, the heat transfer piece is convenient for more transmit the temperature in the cavity to the oxygen deficiency pond and contact oxidation pond, and heat transfer effect is better.
The utility model discloses further set up to: and a grid is arranged at the water inlet.
Through adopting above-mentioned technical scheme, the grid can intercept great suspended solid in the sewage, prevents that the large granule suspended solid from entering into the normal work that influences stealthily dirty pump in the equalizing basin.
The utility model discloses further set up to: the aeration device comprises an aerator arranged at the bottom of the contact oxidation tank and a Roots blower arranged outside the contact oxidation tank and communicated with the aerator.
By adopting the technical scheme, the roots blower can continuously supply gas into the contact oxidation tank through the aerator, so that the liquid in the contact oxidation tank can be circulated, and sufficient oxygen can be supplied into the tank, thereby improving the treatment speed of sewage.
The utility model discloses further set up to: inspection holes are respectively formed in the top parts of the regulating tank, the anoxic tank, the contact oxidation tank and the MBR tank, and sealing plates for sealing the inspection holes are arranged at the inspection holes.
Through adopting above-mentioned technical scheme, the staff can be through the condition in inspection hole adds article and the observation pond to the pond, simultaneously, at intervals, the usable mud equipment of taking out takes out the silt in the pond.
To sum up, the utility model discloses a beneficial technological effect does:
1. the initial high-concentration sewage is treated and purified in the anoxic tank, the contact maintenance tank and the MBR tank in sequence, so that the method has the advantages of high treatment speed and good water quality effect;
2. the cavities are arranged outside the anoxic tank and the contact oxidation tank, and water with different temperatures is introduced into the cavities, so that the water temperatures in the anoxic tank and the contact oxidation tank can be ensured, and the treatment efficiency of sewage in the tanks is improved;
3. through setting up the dive agitator, can make the water in the oxygen deficiency pond circulate, make the temperature more even in the pond.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a top view of the inner cavity of the anoxic tank according to the present invention;
figure 3 is a sectional view of the inner cavity of the oxygen-deficient pool of the utility model.
In the figure, 1, a regulating reservoir; 11. a grid; 12. a sewage inlet; 13. a submersible sewage pump; 14
A water pipe; 2. an anoxic tank; 3. a contact oxidation pond; 31. decanting device; 4. an MBR tank; 5. a disinfection tank; 51. a water outlet pipe; 6. an aerator; 61. a Roots blower; 7. an inspection opening; 71. a sealing plate; 8. a cavity; 81. a water inlet; 82. a water outlet; 83. a heat transfer sheet; 9. a submersible stirrer.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the utility model discloses an integrated sewage treatment device, which comprises an adjusting tank 1, an anoxic tank 2, a contact oxidation tank 3, an MBR tank 4 and a disinfection tank 5, wherein the upper part of the adjusting tank 1 is provided with a sewage inlet 12, and the sewage inlet 12 is communicated with an external sewage tank or a sewage pipe 14; a submersible sewage pump 13 is arranged in the adjusting tank 1, the submersible sewage pump 13 is connected with a water pipe 14, and the water outlet end of the water pipe 14 is positioned at the bottom of the anoxic tank 2. The adjusting tank 1 is used as a treatment mechanism for adjusting water flow in and out, and is used for carrying out preliminary sedimentation on sewage and adjusting the quality of the sewage. Sewage firstly enters the regulating reservoir 1 to be stored and stopped, so that each subsequent treatment unit can normally work and is not influenced by the peak period of the wastewater or the concentration change, the effective stop time of the sewage in the regulating reservoir 1 is 4-8h, further, a grating 11 is arranged at a sewage inlet 12 of the regulating reservoir 1, the grating 11 can intercept larger suspended matters in the sewage, and the large suspended matters are prevented from entering the regulating reservoir 1 to influence the normal work of a submersible sewage pump 13.
The upper part of the anoxic tank 2 is communicated with the contact oxidation tank 3, and the inside of the anoxic tank 2 is filled with denitrifying bacteria filler which can not only intercept and filter large particles and suspended matters in water, but also has good removal effect on nitrogen, phosphorus, sulfide and the like. The submersible sewage pump 13 pumps the sewage in the regulating reservoir 1 from the bottom of the anoxic reservoir 2 into the anoxic reservoir 2, the anaerobic microorganisms in the anoxic reservoir 2 can hydrolyze insoluble substances of macromolecules into soluble substances of small molecules, wherein a part of organic pollutants is adsorbed and absorbed by the anaerobic microorganisms for growth and reproduction of the organic pollutants, and the other part of organic pollutants is discharged in the form of biogas. Anaerobic denitrifying bacteria in the anoxic tank 2 may convert nitrate nitrogen into nitrogen to reduce the total nitrogen content in the wastewater. The high-concentration sewage is treated by the anoxic tank 2, and the concentration of suspended matters, organic pollutants and nitrate nitrogen in the sewage is preliminarily reduced. The residence time of the sewage in the anoxic tank 2 is 2 hours.
The upper part of the contact oxidation pond 3 is communicated with an MBR pond 4, the bottom of the contact oxidation pond is provided with a rotary mixing type aeration device, and polypropylene elastic three-dimensional filler is arranged inside the contact oxidation pond 3. The aerobic microorganisms form a biological film with larger surface area and higher concentration in the process of growing and propagating on the filler, and can adsorb most of organic pollutants in water in a large amount to reduce the concentration of the pollutants. The aeration device comprises an aerator 6 arranged at the bottom of the oxidation pond and a Roots blower 61 arranged outside the contact oxidation pond 3 and communicated with the aerator 6, wherein the Roots blower 61 continuously blows air to the inside of the contact oxidation pond 3 through the aerator 6, so that oxygen in the contact oxidation pond 3 is sufficient, aerobic microorganisms can absorb adsorbed organic pollutants as nutrient substances to be absorbed into the body for metabolism, one part of the aerobic microorganisms is used for growth and propagation of the aerobic microorganisms, and the other part of the aerobic microorganisms is converted into carbon dioxide, nitrate and water. Under the action of the rotary mixing type aeration device, the sewage is continuously circulated in the biochemical pool and fully contacted with a biological film on the filler, so that the organic matters are rapidly degraded. The contact oxidation pond 3 further reduces the concentration of organic pollutants in the sewage to obtain effluent, and the removal rate of CODcr and BOD5 reaches more than 80%. The oxidation time of the sewage in the contact oxidation pond 3 is 6 h.
A decanter 31 is arranged at the position communicated with the MBR tank 4 at the upper part of the contact oxidation tank 3, and the decanter 31 guides the sewage further treated at the upper part of the contact oxidation tank 3 into the MBR tank 4 for further purification. The MBR tank 4 is communicated with the disinfection tank 5 and guides water into the disinfection tank 5 through a suction pump arranged outside the MBR tank 4. The upper part of the disinfection tank 5 is provided with a water outlet pipe 51 for leading out the treated water. The MBR membrane greatly improves the solid-liquid separation capacity of the system, so that the water quality and the volume load of the effluent of the MBR membrane bioreactor are greatly improved, the water quality standard after membrane treatment is high, and high-quality reclaimed water with high water quality and biological safety is finally formed after disinfection and can be directly used as a new water source. The disinfectant in the disinfection tank 5 is solid chlorine dioxide pills, the disinfectant is added once a week, and the retention time of water in the disinfection tank 5 is 30 min.
The main bodies of the anoxic tank 2, the contact oxidation tank 3 and the MBR tank 4 are made of high-quality carbon steel with the thickness of Q235 being 8mm, and the inner layer and the outer layer of epoxy coal pitch are adopted for corrosion prevention. Can be prefabricated in batches, and avoids the complex process of construction.
The inspection holes are formed in the tops of the adjusting tank 1, the anoxic tank 2, the contact oxidation tank 3 and the MBR tank 4 respectively, the sealing plates 71 which seal the inspection holes are arranged at the positions of the inspection holes, a worker can add articles into the tank through the inspection holes and observe the conditions in the tank, and meanwhile, mud pumping equipment can be utilized to pump out mud in the tank at intervals.
Referring to fig. 2 and 3, because the working principle of the anoxic tank 2 and the contact oxidation tank 3 is that sewage treatment is performed by using the separation capacity of microorganisms, and the activity of the microorganisms is closely related to the ambient temperature, in cold winter and hot summer, the activity of the microorganisms can be affected by too high or too low external temperature, in order to ensure the proper temperature in the tanks, cavities 8 are respectively arranged on the side walls around the circumference of the anoxic tank 2 and the contact oxidation tank 3, water inlets 81 are respectively arranged at the tops of the cavities 8 corresponding to one sides of the anoxic tank 2 and the contact oxidation tank 3, water outlets 82 are arranged at the bottom of the other sides, the water inlets 81 are connected with an external water supply pipe 14, and the water outlets 82 are connected with an external water discharge pipe 14. When the temperature is cold, hot water can be input into the water inlet 81, and when the temperature is hot, cold water is input into the water inlet 81, and the temperature in the anoxic tank 2 and the contact oxidation tank 3 is maintained through the heat transfer of the water temperature.
The inner walls of the anoxic pond 2 and the contact oxidation pond 3 are fixedly provided with heat transfer sheets 83, and the heat transfer sheets 83 are uniformly arranged along the inner walls of the anoxic pond 2 and the contact oxidation pond 3 at intervals. The heat transfer sheet 83 is more convenient for transferring the temperature in the cavity 8 to the anoxic tank 2 and the contact oxidation tank 3, and the heat transfer effect is better.
Referring to fig. 1, further, a submersible stirrer 9 is arranged in the anoxic tank 2, and the submersible stirrer 9 can circulate water in the anoxic tank 2, so that the water temperature in the tank is more uniform.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (7)
1. An integrated sewage treatment device is characterized in that: including equalizing basin (1), oxygen deficiency pond (2), contact oxidation pond (3), MBR pond (4) and disinfection pond (5), be provided with stealthily dirty pump (13) in equalizing basin (1), stealthily dirty pump (13) are connected with water pipe (14) that the delivery end is located oxygen deficiency pond (2) bottom, the upper portion intercommunication contact oxidation pond (3) and the inside packing of oxygen deficiency pond (2) have denitrifying bacteria carrier to pack, contact oxidation pond (3) upper portion intercommunication MBR pond (4), the bottom is provided with aeration equipment, MBR pond (4) intercommunication disinfection pond (5) and through setting up in MBR pond (4) outside suction pump with water leading-in disinfection pond (5), the upper portion of disinfection pond (5) is provided with outlet pipe (51), the upper portion of equalizing basin (1) is provided with into sewage mouth (12).
2. The integrated sewage treatment device according to claim 1, wherein: be provided with cavity (8) on oxygen deficiency pond (2) and contact oxidation pond (3) lateral wall respectively, water inlet (81) have been seted up corresponding respectively on cavity (8) oxygen deficiency pond (2) and contact oxidation pond (3) one side top, and delivery port (82) have been seted up to the bottom of opposite side, water inlet (81) and outside water piping connection, delivery port (82) and outside water piping connection.
3. The integrated sewage treatment device according to claim 2, wherein: a submersible stirrer (9) is arranged in the anoxic tank (2).
4. The integrated sewage treatment device according to claim 3, wherein: and heat transfer sheets (83) are arranged on the inner walls of the anoxic tank (2) and the contact oxidation tank (3) at intervals.
5. The integrated sewage treatment device according to claim 2, wherein: and a grid (11) is arranged at the water inlet (81).
6. The integrated sewage treatment device according to claim 1, wherein: the aeration device comprises an aerator (6) arranged at the bottom of the contact oxidation tank (3) and a roots blower (61) arranged outside the contact oxidation tank (3) and communicated with the aerator (6).
7. The integrated sewage treatment device according to claim 1, wherein: inspection holes are formed in the top of the adjusting tank (1), the top of the anoxic tank (2), the top of the contact oxidation tank (3) and the top of the MBR tank (4), and sealing plates (71) for sealing the inspection holes are arranged at the inspection holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920809453.7U CN210215092U (en) | 2019-05-30 | 2019-05-30 | Integrated sewage treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920809453.7U CN210215092U (en) | 2019-05-30 | 2019-05-30 | Integrated sewage treatment device |
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| Publication Number | Publication Date |
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| CN210215092U true CN210215092U (en) | 2020-03-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920809453.7U Active CN210215092U (en) | 2019-05-30 | 2019-05-30 | Integrated sewage treatment device |
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| CN (1) | CN210215092U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112919737A (en) * | 2021-01-28 | 2021-06-08 | 安徽拓水环境工程科技有限公司 | Shared town sewage integrated treatment equipment |
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2019
- 2019-05-30 CN CN201920809453.7U patent/CN210215092U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112919737A (en) * | 2021-01-28 | 2021-06-08 | 安徽拓水环境工程科技有限公司 | Shared town sewage integrated treatment equipment |
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