CN214734820U - Vortex type sewage treatment integrated equipment - Google Patents
Vortex type sewage treatment integrated equipment Download PDFInfo
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- CN214734820U CN214734820U CN202121001917.5U CN202121001917U CN214734820U CN 214734820 U CN214734820 U CN 214734820U CN 202121001917 U CN202121001917 U CN 202121001917U CN 214734820 U CN214734820 U CN 214734820U
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Abstract
An eddy current type sewage treatment integrated device comprises a cylinder body which is sleeved together in a concentric circle manner; the bottom of the cylinder is blocked; the cavity enclosed between the cylinders is a reaction zone, the innermost reaction zone is a first-stage reaction zone, the bottom of the first-stage reaction zone is provided with a feeding pipe, the first-stage reaction zone is an anaerobic reaction zone, the outermost reaction zone is a precipitation purification zone, and at least one stage of the reaction zone between the first-stage reaction zone and the outermost reaction zone is an anoxic reaction zone and at least one stage is an aerobic reaction zone; a return pipe is arranged between the first-stage reaction zone and the anoxic reaction zone, and the bottom of the aerobic reaction zone is respectively connected with the anaerobic reaction zone and the anoxic reaction zone through the return pipe. This equipment adopts the mode of concentric circles to set up multistage reaction zone to the liquid reflux that nitrifies of reaction zone of the same level is realized to the mode of high-speed vortex, need not to pack in anaerobism, oxygen deficiency and the good oxygen reaction zone, and area is little, and the handling capacity is big, and the operation is simple, has reduced investment cost, and the treatment effect is good, has improved treatment effeciency.
Description
Technical Field
The utility model relates to an equip for being directed at sewage carries out high-efficient treatment belongs to sewage treatment technical field.
Background
In the existing sewage treatment technology, a multi-stage anoxic/aerobic treatment tank is usually arranged, for example:
CN111533258A discloses a biological denitrification treatment method for sewage by multistage anoxic/aerobic segmented water inlet at low temperature, which comprises ten biomembranes consisting of an A1 anoxic raw water carbon source denitrification functional reactor, an A2 anoxic raw water carbon source denitrification functional reactor, an O3 aerobic organic matter degradation functional reactor, an O4 aerobic nitrification functional reactor, an A5 anoxic raw water carbon source denitrification functional reactor, an A6 anoxic raw water carbon source denitrification functional reactor, an O7 aerobic organic matter degradation functional reactor, an O8 aerobic nitrification functional reactor, an A9 anoxic raw water carbon source denitrification functional reactor and an O10 aerobic residual organic matter degradation and nitrification functional reactor which are connected in sequence. A carbon source adding device is arranged in the A9 anoxic external carbon source denitrification functional reactor 9. All anoxic reactors are internally provided with stirrers and suspended biofilm carriers suitable for the attachment and growth of microorganisms, and all aerobic reactors are internally provided with aeration devices and suspended biofilm carriers suitable for the attachment and growth of microorganisms. The method has the advantages of complex facilities, large occupied area, large civil engineering investment, and high energy consumption of the sewage treatment system caused by high aeration rate and long hydraulic retention time.
CN112010453A discloses a sewage treatment system, including first grade sewage treatment jar, second grade sewage treatment jar, resin filter, tertiary sewage treatment jar, dissolved oxygen device, level four sewage treatment jar, through first grade sewage treatment jar, second grade sewage treatment jar, resin filter, tertiary sewage treatment jar, dissolved oxygen device, level four sewage treatment jar in proper order, carried out multiple treatment to sewage. The treatment tanks which are arranged in sequence in a multistage way are adopted, so that the problems of large occupied area and large investment are also existed.
And CN109970196A discloses an integrated sewage treatment tank applying biological multiplication and fluidized bed process, which comprises a tank body, wherein a compartment plate is arranged in the tank body to divide the tank body into an anaerobic zone, an anoxic zone, an aerobic zone and a settling zone in sequence, and fillers are arranged in the anaerobic zone, the anoxic zone and the aerobic zone. The device integrates the functions of anaerobic treatment, anoxic treatment, aerobic treatment and sedimentation treatment into a tank body, and has small floor area and small treatment capacity.
Disclosure of Invention
The utility model discloses to the problem that area that prior art to handle sewage exists is big, the handling capacity is little, the investment is big with high costs, provide an area is little, the handling capacity is big, the running cost is low, the integrated equipment of eddy current type sewage treatment that treatment effect is good.
The utility model discloses an integrated equipment of eddy current type sewage treatment adopts following technical scheme.
The device comprises a cylinder body which is sleeved together in a concentric circle manner; the bottom of the cylinder is blocked; the cavity enclosed between the cylinders is a reaction zone, the innermost reaction zone is a first-stage reaction zone, the bottom of the first-stage reaction zone is provided with a feeding pipe, the first-stage reaction zone is an anaerobic reaction zone, the outermost reaction zone is a precipitation purification zone, and at least one stage of the reaction zone between the first-stage reaction zone and the outermost reaction zone is an anoxic reaction zone and at least one stage is an aerobic reaction zone; a return pipe is arranged between the first-stage reaction zone and the anoxic reaction zone, and the bottom of the aerobic reaction zone is respectively connected with the anaerobic reaction zone and the anoxic reaction zone through the return pipe; the bottom of the outermost cylinder is provided with a sludge discharge port, and the upper part of the outermost cylinder is provided with a liquid discharge port.
And a wet gas holder is arranged at the upper part of the first-stage reaction zone.
The inlet of the return pipe between the first-stage reaction zone and the anoxic reaction zone is positioned at the lower part of the second-stage reaction zone, and the outlet of the first-stage return pipe is positioned at the lower part of the first-stage reaction zone.
The bottom of the reaction zone is provided with a slope, and the slope of the slope is 20-70 degrees, so that the bottom can form a vortex better.
The number of the cylinders is at least 4, the specific number can be determined according to the sewage treatment capacity, and the occupied area for treating the sewage with the same amount is greatly reduced due to the fact that the cylinders are nested in a concentric circle mode.
The feeding pipe, the feeding pump connected with the feeding pipe and the reflux pump connected with the reflux pipes are arranged in the pit, so that the ground area is not occupied, and the running noise can be reduced.
The sedimentation purification area comprises an aerobic acceleration sedimentation area (increasing an inclined plate to realize accelerated sedimentation), a strong oxidation reaction area (adopting a Fenton method, realizing adding strong oxidants such as hydrogen peroxide, ozone and the like), a strong oxidation acceleration sedimentation area (realizing accelerated sedimentation by increasing the inclined plate) and an adsorption purification area which are sequentially arranged, and adsorption filler (such as active carbon) is arranged in the adsorption purification area.
The sewage enters a first stage reaction zone and then enters each stage of reaction zone one by one. And sewage in the second-stage reaction zone flows back to the first-stage reaction zone through the first-stage return pipe, sludge at the bottom of the aerobic reaction zone flows back to the anaerobic reaction zone and the anoxic reaction zone, and the aerobic sludge flows back to realize denitrification and reduce sludge amount. Because the sewage at the bottom is quickly pumped, a vortex is generated in the reaction zone in the backflow process, and the mass transfer is accelerated. The gradual backflow greatly improves the treatment effect and efficiency. Biogas generated in the treatment process enters a wet-type gas holder for pressure stabilization and then is recycled, and finally purified liquid is discharged from a liquid outlet. The sludge precipitated at the bottom of the outermost reaction zone is discharged from a sludge discharge port.
The utility model discloses a mode of concentric circles sets up the multistage reaction district to the liquid reflux that nitrifies of reaction district at the same level is realized to the mode of high-speed vortex, need not the filler in anaerobism, oxygen deficiency and the aerobic reaction district, area is little, and the handling capacity is big, and the operation is simple, has reduced the running cost, and it is big to nitrify the backward flow ratio simultaneously, is showing and improves leading denitrification efficiency, because the structure that adopts concentric circles has reduced the liquid reflux energy consumption that nitrifies, and the treatment effect is good, has shortened the settling time, has improved treatment effeciency.
Drawings
FIG. 1 is a schematic structural view of the vortex integrated sewage treatment system of the present invention.
Fig. 2 is a cross-sectional view of fig. 1.
In the figure: 1. the device comprises a first barrel, a second barrel, a third barrel, a fourth barrel, a first stage reaction zone, a second stage reaction zone, a third stage reaction zone, a precipitation purification zone, a wet gas holder, a feed pipe, a feed pump, a first stage return pipe, a slope, a sludge discharge port, a liquid discharge port, a second stage return pipe, a first stage return pipe, an aeration device, an adsorption purification zone, a clean water tank, a stirring device, a strong oxidation reaction zone, a strong oxidation accelerated precipitation zone and an aerobic accelerated precipitation zone, wherein the first stage return pipe, the slope, the sludge discharge port, the liquid discharge port, the second stage return pipe, the first stage return pipe, the aeration device, the adsorption purification zone, the clean water tank, the stirring device, the strong oxidation reaction zone, the strong oxidation accelerated precipitation zone and the aerobic accelerated precipitation zone are arranged in sequence.
Detailed Description
As shown in fig. 1 and 2, the utility model discloses an integrated sewage treatment of vortex is equipped, including the barrel that a plurality of concentric circles were arranged, be provided with four in the picture, be respectively from interior to exterior first barrel 1, second barrel 2, third barrel 3 and fourth barrel 4, four barrels are in the same place with concentric circles mode suit, and the bottom is plugged up through the bottom plate. The inside of first barrel 1 is first order reaction zone 5, and the cavity between first barrel 1 and the second barrel 2 is second order reaction zone 6, and the cavity between second barrel 2 and the third barrel 3 is third order reaction zone 7, and the cavity between the third barrel 3 and the fourth barrel 4 is precipitation purification zone 8. The upper part of the first reaction area is provided with a wet gas holder 9 for treating gas generated by anaerobic reaction, the wet gas holder 9 can be fixedly arranged on the first barrel 1 of the innermost reaction area, and the upper parts of other reaction areas are blocked by movable baffles for collecting and treating waste gas. The first-stage reaction zone 5 is an anaerobic reaction zone. The second-stage reaction zone 6 is an anoxic reaction zone, and is provided with a stirring device 21 (see fig. 2) and an aeration device. Referring to fig. 2, a primary return pipe 12 is arranged between the first-stage reaction zone 5 and the second-stage reaction zone 6, the inlet of the primary return pipe 12 is positioned at the lower part of the second-stage reaction zone 6, between the bottommost part of the slope 13 and the adjacent cylinder (not on the slope 13), and the outlet of the primary return pipe 12 is positioned at the lower part of the first-stage reaction zone 5. The third reaction zone 7 is an aerobic reaction zone, an aeration device 18 (see fig. 2) is arranged in the aerobic reaction zone, and a sludge discharge port is arranged at the bottom of the third reaction zone 7 and is respectively communicated with the first reaction zone 5 and the second reaction zone 6 through a first zone return pipe 17 and a second zone return pipe 16. Each return pipe is provided with a return pump.
An aerobic accelerated precipitation zone 24 is arranged in the precipitation purification zone 8, a strong oxidation reaction zone 22 is isolated behind the aerobic accelerated precipitation zone 24, a strong oxidation accelerated precipitation zone 23 is isolated behind the strong oxidation reaction zone 22, an adsorption purification zone 19 is isolated behind the strong oxidation accelerated precipitation zone 23, and a clean water tank 20 is arranged behind the adsorption purification zone 19 to provide backflow process water and cleaning water for the previous process section. The aerobic accelerated precipitation zone 24 and the strong oxidation accelerated precipitation zone 23 realize accelerated precipitation by arranging inclined plates at the bottom, and the strong oxidation reaction zone 22 adopts a Fenton method and can be added with strong oxidants such as hydrogen peroxide, ozone and the like. The adsorption purification zone 19 is provided with an adsorption filler such as activated carbon.
The bottom of the outermost fourth barrel 4 is provided with a sludge discharge port 14, the upper part is provided with a liquid discharge port 15, the sludge discharge port 14 and the liquid discharge port 15 are positioned in the clean water pond, and the sludge discharge port 14 and the liquid discharge port 15 can be provided with control valves. The bottoms of the second stage reaction zone 6 and the third stage reaction zone 7 are provided with slopes 13 having a slope of 20 to 70 degrees, which allows the bottoms to be more swirled. The bottom of the first stage reaction zone 5 is provided with a feeding pipe 10, and the feeding pipe 10 is connected with a feeding pump 11. The number of the cylinders can be determined according to the sewage treatment capacity, and the occupied area for treating the same sewage amount is greatly reduced due to the fact that the multiple cylinders are nested in a concentric circle mode.
The sewage is driven by a feeding pump 11 to continuously enter the first-stage reaction zone 5 through a feeding pipe 10 to carry out anaerobic reaction. After the first-stage reaction zone 5 is filled with the water, the water overflows into the second-stage reaction zone 6 to carry out anoxic reaction. After the second-stage reaction zone 6 is filled, the mixture overflows into a third-stage reaction zone 7 to carry out aerobic reaction. At the same time, the primary return pipe 12 is started to return the sewage in the secondary reaction zone 6 to the primary reaction zone 5. And starting a return pump on the return pipe 16 of the first stage to return the bottom sludge in the third stage reaction zone 7 from the bottom to the first stage reaction zone 5. And starting a return pump on the return pipe 16 of the second zone to return the sludge at the bottom of the third-stage reaction zone 7 to the second-stage reaction zone 6 from the bottom. The sewage in the third stage reaction zone 7 enters a precipitation purification zone 8.
The waste gas generated in the treatment process enters the wet gas holder 9 for treatment, and the wet gas holder 9 is the prior art. The liquid after the purification treatment is discharged from the liquid discharge port 15. Sludge precipitated at the bottom of the outermost reaction zone is discharged from a sludge discharge port 14.
Claims (8)
1. An eddy current type sewage treatment integrated device is characterized by comprising a cylinder body which is sleeved together in a concentric circle manner; the bottom of the cylinder is blocked; the cavity enclosed between the cylinders is a reaction zone, the innermost reaction zone is a first-stage reaction zone, the bottom of the first-stage reaction zone is provided with a feeding pipe, the first-stage reaction zone is an anaerobic reaction zone, the outermost reaction zone is a precipitation purification zone, and at least one stage of the reaction zone between the first-stage reaction zone and the outermost reaction zone is an anoxic reaction zone and at least one stage is an aerobic reaction zone; a return pipe is arranged between the first-stage reaction zone and the anoxic reaction zone, and the bottom of the aerobic reaction zone is respectively connected with the anaerobic reaction zone and the anoxic reaction zone through the return pipe; the bottom of the outermost cylinder is provided with a sludge discharge port, and the upper part of the outermost cylinder is provided with a liquid discharge port.
2. The integrated equipment of eddy current sewage treatment according to claim 1, which is characterized in that: and a wet gas holder is arranged at the upper part of the first-stage reaction zone.
3. The integrated equipment of eddy current sewage treatment according to claim 1, which is characterized in that: the inlet of the return pipe between the first-stage reaction zone and the anoxic reaction zone is positioned at the lower part of the second-stage reaction zone, and the outlet of the first-stage return pipe is positioned at the lower part of the first-stage reaction zone.
4. The integrated equipment of eddy current sewage treatment according to claim 1, which is characterized in that: the bottom of the reaction zone is provided with a slope.
5. The integrated equipment of eddy current sewage treatment according to claim 4, which is characterized in that: the slope of the slope is 20-70 degrees.
6. The integrated equipment of eddy current sewage treatment according to claim 1, which is characterized in that: the number of the cylinders is at least 4.
7. The integrated equipment of eddy current sewage treatment according to claim 1, which is characterized in that: the feed pipe, the feed pump connected with the feed pipe and the reflux pump connected with each reflux pipe are arranged in the pit.
8. The integrated equipment of eddy current sewage treatment according to claim 1, which is characterized in that: the sedimentation purification area comprises an aerobic acceleration sedimentation area, a strong oxidation reaction area, a strong oxidation acceleration sedimentation area and an adsorption purification area which are sequentially arranged, and adsorption filler is arranged in the adsorption purification area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121001917.5U CN214734820U (en) | 2021-05-11 | 2021-05-11 | Vortex type sewage treatment integrated equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121001917.5U CN214734820U (en) | 2021-05-11 | 2021-05-11 | Vortex type sewage treatment integrated equipment |
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| Publication Number | Publication Date |
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| CN214734820U true CN214734820U (en) | 2021-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121001917.5U Active CN214734820U (en) | 2021-05-11 | 2021-05-11 | Vortex type sewage treatment integrated equipment |
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| CN (1) | CN214734820U (en) |
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2021
- 2021-05-11 CN CN202121001917.5U patent/CN214734820U/en active Active
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