CN209797721U - Sewage treatment system convenient to adjust pH value parameter among processing procedure - Google Patents
Sewage treatment system convenient to adjust pH value parameter among processing procedure Download PDFInfo
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- CN209797721U CN209797721U CN201920521297.4U CN201920521297U CN209797721U CN 209797721 U CN209797721 U CN 209797721U CN 201920521297 U CN201920521297 U CN 201920521297U CN 209797721 U CN209797721 U CN 209797721U
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Abstract
The utility model discloses a sewage treatment system convenient to adjust pH value parameter among processing procedure, including the catch basin that the pipeline connects gradually, first pH equalizing basin, flocculation reaction tank, first sedimentation tank, fibre ball filter, anaerobism pond, facultative tank, good oxygen pond, second sedimentation tank, MBR membrane filtration pond, disinfection pond and retrieval and utilization pond, be equipped with the oil-water separation pond between catch basin and the first pH equalizing basin, the upper portion in oil-water separation pond is equipped with the oblique net, is equipped with first medicine blender and the second on the pipeline that oil-water separation pond and first pH equalizing basin are connected and adds the medicine blender, be equipped with second pH equalizing basin between fibre ball filter and the anaerobism pond, be equipped with flowing back valve and third medicine blender on the pipeline that second pH equalizing basin and fibre ball filter are connected. The utility model reduces the load of subsequent pollution treatment; through setting up second pH equalizing basin, adjustable pH value has reduced the secondary pollution of water in adapting to in the operational environment of follow-up anaerobism and aerobic bacteria.
Description
Technical Field
the utility model relates to a sewage treatment technical field specifically is a sewage treatment system convenient to adjust pH value parameter among processing procedure.
background
Sewage, generally refers to effluent water from life and production that is contaminated to some extent. The sewage mainly comprises domestic sewage, industrial sewage and initial rainwater. The main pollutants of the sewage include pathogen pollutants, oxygen-consuming pollutants, plant nutrients, toxic pollutants and the like. Sewage treatment: the sewage is purified to reach the water quality requirement of draining a certain water body or reusing the water body. Sewage treatment is widely applied to various fields such as buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like, and is increasingly used in daily life of common people.
For the current sewage treatment, the following problems exist: 1. the efficiency of the sewage treatment is lower, and the treatment effect is not ideal enough, 2, the pH value parameter can not be adjusted to the right position in the biochemical stage to make the working environment of the microorganism unsatisfactory, influence degradation efficiency, 3, in the treatment process, the waste water that the pressure filter produced leads to secondary pollution easily, thereby cause great pollution to the environment, also can't realize the cycle recycle to the industrial water, therefore, in order to improve the treatment effect and further improve the prior art, realize the recycle of the sewage after the treatment, need to design a sewage treatment system convenient for adjusting the pH value parameter in the treatment process.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide a sewage treatment system convenient to adjust pH value parameter among the processing procedure to solve the shortcoming among the above-mentioned background art.
The utility model provides a technical problem adopt following technical scheme to realize:
A sewage treatment system convenient for adjusting pH value parameters in a treatment process comprises a water collecting tank, a first pH adjusting tank, a flocculation reaction tank, a first sedimentation tank, a fiber ball filter, an anaerobic tank, a facultative tank, an aerobic tank, a second sedimentation tank, an MBR membrane filtering tank, a disinfection tank and a reuse water tank, wherein an oil-water separation tank is arranged between the water collecting tank and the first pH adjusting tank, an inclined net is arranged at the upper part of the oil-water separation tank, an oil discharge pipe is arranged at one side of the upper part of the oil-water separation tank, a collection tank corresponding to the outlet of the inclined net is arranged at the inlet side of the oil-water separation tank, the outlet of the oil-water separation tank is connected with the inlet of the first pH adjusting tank through a pump, a first dosing mixer is arranged on a pipeline connecting the oil-water separation tank and the first pH adjusting tank, the outlet of the first pH adjusting tank is connected with the inlet of the flocculation reaction tank, a second dosing mixer is arranged on a pipeline connecting, the outlet of the flocculation reaction tank is connected with the inlet of the first sedimentation tank, the outlet of the first sedimentation tank is connected with the water inlet of the fiber ball filter through a liquid inlet pump and a liquid inlet valve, the water outlet of the fiber ball filter is connected with the inlet of the anaerobic tank through a liquid outlet valve, the outlet of the anaerobic tank is connected with the inlet of the facultative tank, the outlet of the facultative tank is connected with the aerobic tank, the aerobic tank is internally provided with an aeration pipe, an aeration pipeline is connected with an air blower, the outlet of the aerobic tank is connected with the inlet of the second sedimentation tank, the outlet of the second sedimentation tank is connected with the inlet of the MBR membrane filtering tank, the MBR membrane filtering tank is internally provided with a flat membrane filter, the outlet of the MBR membrane filtering tank is connected with a reuse water tank through, and a second pH adjusting tank is arranged between the fiber ball filter and the anaerobic tank, and a drain valve and a third dosing mixer are arranged on a pipeline connecting the second pH adjusting tank and the fiber ball filter.
Further, still include sludge treatment system, sludge treatment system includes the pressure filter, the sludge impoundment, sludge pump and mud house steward, the drain of first pH equalizing basin, the drain of flocculation reaction tank, the drain of first sedimentation tank, the drain of second sedimentation tank and the drain of MBR membrane filtration pond are connected with the mud house steward through mud branch pipe and blowoff valve respectively, the export of mud house steward is through the entry linkage of sludge pump with the sludge impoundment, the export of sludge impoundment is through pump sending to pressure filter.
Further, a filtrate outlet of the filter press is connected with an inlet of the sludge pool through a pipeline.
Further, the supernatant of the sludge tank is connected with a water collecting tank through a pipeline.
The utility model has the advantages that:
1. The inclined net can play a role of primary interception, reduce the bringing of ineffective sludge,
2. The oil-water separation tank can remove oil stains, so that the load of subsequent pollution treatment is reduced;
3. the pH value can be adjusted by arranging the second pH adjusting tank, so that the device is suitable for the working environment of subsequent anaerobic bacteria and aerobic bacteria;
4. and after the sludge in the first pH adjusting tank, the flocculation reaction tank, the first sedimentation tank, the second sedimentation tank and the MBR membrane filter tank is subjected to filter pressing by a filter press, filtrate returns to the sludge tank, supernatant in the sludge tank returns to the water collecting tank through a pipeline, and filter cakes are transported outwards, so that the secondary pollution of a water body is reduced.
Drawings
FIG. 1 is a schematic structural diagram of a preferred embodiment of the present invention;
In the figure, a water collecting tank 1, an inclined screen 2, a collecting tank 3, an oil-water separation tank 4, an oil discharge pipe 41, a first pH adjusting tank 5, a flocculation reaction tank 6, a first sedimentation tank 7, a fiber ball filter 8, a second pH adjusting tank 9, an anaerobic tank 10, a facultative tank 11, an aerobic tank 12, a second sedimentation tank 13, an MBR membrane filtering tank 14, a disinfection tank 15, a reuse water tank 16, a filter press 17, a sludge tank 18, an air blower 19, a sewage pump 100, a pump 101, a sludge pump 102, a liquid inlet pump 103, a flat membrane filter 140, a first medicine adding mixer 200, a second medicine adding mixer 201, a third medicine adding mixer 202, a blow-down valve 300, a liquid inlet valve 301, a liquid discharge valve 303, a liquid outlet valve 304 and a sludge main pipe 500.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.
Example 1, referring to fig. 1, a sewage treatment system convenient for adjusting pH parameters in a treatment process includes a water collecting tank 1, a first pH adjusting tank 5, a flocculation reaction tank 6, a first sedimentation tank 7, a fiber ball filter 8, an anaerobic tank 10, a facultative tank 11, an aerobic tank 12, a second sedimentation tank 13, an MBR membrane filtration tank 14, a disinfection tank 15, and a reuse water tank 16, wherein an oil-water separation tank 4 is disposed between the water collecting tank 1 and the first pH adjusting tank 5, an inclined net 2 is disposed on an upper portion of the oil-water separation tank 4, an oil discharge pipe 41 is disposed on one side of an upper portion of the oil-water separation tank 4, a collection tank 3 corresponding to an outlet of the inclined net 2 is disposed on an inlet side of the oil-water separation tank 4, an outlet of the oil-water separation tank 4 is connected to an inlet of the first pH adjusting tank 5 through a pump 101, a first chemical adding mixer 200 is disposed on a pipeline connecting the oil-water separation tank 4 and the first pH adjusting tank 5, an outlet of the first pH adjusting tank 5 is connected, a second dosing mixer 201 is arranged on a pipeline connecting the first pH adjusting tank 5 and the flocculation reaction tank 6, the outlet of the flocculation reaction tank 6 is connected with the inlet of the first sedimentation tank 7, the outlet of the first sedimentation tank 7 is connected with the water inlet of the fiber ball filter 8 through a liquid inlet pump 103 and a liquid inlet valve 301, the water outlet of the fiber ball filter 8 is connected with the inlet of the anaerobic tank 10 through a liquid outlet valve 303, the outlet of the anaerobic tank 10 is connected with the inlet of the facultative tank 11, the outlet of the facultative tank 11 is connected with the aerobic tank 12, an aeration pipe is arranged in the aerobic tank 12, the aeration pipeline is connected with an air blower 19, the outlet of the aerobic tank 12 is connected with the inlet of the second sedimentation tank 13, the outlet of the second sedimentation tank 13 is connected with the inlet of the MBR membrane filtration tank 14, a flat plate membrane filter 140 is arranged in the MBR membrane filtration tank 14, the outlet of the MBR membrane filtration tank 14 is connected with a reuse water tank 16 through a, a second pH adjusting tank 9 is arranged between the fiber ball filter 8 and the anaerobic tank 10, and a drain valve 303 and a third dosing mixer 202 are arranged on a pipeline connecting the second pH adjusting tank 9 and the fiber ball filter 8.
Further, still include sludge treatment system, sludge treatment system includes pressure filter 17, sludge impoundment 18, sludge pump 102 and mud house steward 500, the drain of first pH equalizing basin 5, the drain of flocculation reaction tank 6, the drain of first sedimentation tank 7, the drain of second sedimentation tank 13 and the drain of MBR membrane filtration pond 14 are connected with mud house steward 500 through mud branch pipe and blowoff valve 300 respectively, the export of mud house steward 500 is through the entry linkage of sludge pump 102 with sludge impoundment 18, the export of sludge impoundment 18 is through pump pumping to pressure filter 17.
Further, a filtrate outlet of the filter press 17 is connected to an inlet of a sludge tank 18 via a pipe.
Further, the supernatant of the sludge tank 18 is connected to the water collecting tank 1 through a pipe.
The utility model discloses sewage treatment process as follows:
sewage flows into a water collecting tank 1 automatically after passing through a grid, the sewage is lifted to a water tank at the upper end of an inclined net 2 through a sewage pump 100 and flows onto the inclined net from the water tank in a transverse distribution manner, larger objects filtered by the inclined net slide into a collecting tank 3 for collection, so that the function of primary interception is achieved, the sewage falls into an oil-water separation tank 3 through meshes of the inclined net 2, the oil-water separation tank further separates oil from water, the oil stain is discharged to an oil stain collecting barrel through an oil discharge pipe 41 for collection, the sewage enters a first pH adjusting tank 5 through a pump 101, is added into a first medicine adding mixer 200 through a pump 5, is mixed with medicine and then enters a first pH adjusting tank 5 so as to achieve the function of primary pH value adjustment, the sewage enters a flocculation reaction tank 6, and is added with coagulants (PAC and PAM) in a second medicine adding mixer 201 under the action of the coagulants (PAC and PAM) to enable colloids and fine suspended matters in the sewage to, then the sewage enters a first sedimentation tank 7 for sedimentation, and supernatant after sedimentation enters a fiber ball filter 8 to remove suspended matters in the sewage; the sewage filtered by the fiber ball filter 8 enters the second pH adjusting tank 9, the sewage can be added with drugs and mixed in the third drug adding mixer 202 and then enters the second pH adjusting tank 9, because the biological treatment is adopted, the pH value directly influences the microbial activity, whether anaerobic or aerobic strains, the optimal living state is in a neutral environment, namely about 7, the activity of the microbes is reduced due to partial acid and partial alkali, and the degradation capability of the microbes on organic matters is inhibited, therefore, the pH value is adjusted and controlled to be 6.5-7.5, so that the sewage is suitable for the working environment of subsequent anaerobic bacteria and aerobic bacteria, the sewage passes through the anaerobic tank 10 and the facultative tank 11, the aerobic tank 12 can carry out biochemical reaction during the period, the effective denitrification can be carried out, the organic matter structure is damaged, the purpose of reducing COD is achieved, the supernatant of the second sedimentation tank 13 enters the MBR membrane filter tank 14 for filtration, the flat membrane filter 140 can effectively intercept and filter the organic matters and impurities which are difficult to degrade, the purpose of further purifying water quality is achieved, water passes through the MBR membrane filtering tank 14, passes through the disinfection tank 15, kills bacteria under the action of the ultraviolet sterilizing lamp, and then flows into the reuse water tank 16 for standby. It is worth noting that the sludge generated in each stage can be connected with the sludge main pipe 500 through the sludge branch pipe and the blowoff valve 300, after the filter pressing of the filter press, the filtrate returns to the sludge pool 18, the supernatant of the sludge pool 18 returns to the water collecting pool 1 through the pipeline, the filter cake is transported outside, and the secondary pollution of the water body can be effectively reduced.
the basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. a sewage treatment system convenient for adjusting pH value parameters in a treatment process comprises a water collecting tank (1), a first pH adjusting tank (5), a flocculation reaction tank (6), a first sedimentation tank (7), a fiber ball filter (8), an anaerobic tank (10), a facultative tank (11), an aerobic tank (12), a second sedimentation tank (13), an MBR membrane filtering tank (14), a disinfection tank (15) and a reuse water tank (16), and is characterized in that an oil-water separation tank (4) is arranged between the water collecting tank (1) and the first pH adjusting tank (5), an inclined net (2) is arranged at the upper part of the oil-water separation tank (4), an oil discharge pipe (41) is arranged at one side of the upper part of the oil-water separation tank (4), a collecting tank (3) corresponding to the outlet of the inclined net (2) is arranged at the inlet side of the oil-water separation tank (4), the outlet of the oil-water separation tank (4) is connected with the inlet of the first pH adjusting tank (5) through a pump (, a first medicine adding mixer (200) is arranged on a pipeline connecting the oil-water separation tank (4) and the first pH adjusting tank (5), an outlet of the first pH adjusting tank (5) is connected with an inlet of the flocculation reaction tank (6), a second medicine adding mixer (201) is arranged on a pipeline connecting the first pH adjusting tank (5) and the flocculation reaction tank (6), an outlet of the flocculation reaction tank (6) is connected with an inlet of the first sedimentation tank (7), an outlet of the first sedimentation tank (7) is connected with a water inlet of the fiber ball filter (8) through a liquid inlet pump (103) and a liquid inlet valve (301), a water outlet of the fiber ball filter (8) is connected with an inlet of the anaerobic tank (10) through a liquid outlet valve (303), an outlet of the anaerobic tank (10) is connected with an inlet of the facultative tank (11), an outlet of the facultative tank (11) is connected with an aeration tank (12), an aeration pipe is arranged in the aerobic tank (12), and an aerobic pipeline is connected with an air blower (19), the export and the second sedimentation tank (13) access connection of good oxygen pond (12), the export of second sedimentation tank (13) and the access connection of MBR membrane filtration pond (14), be equipped with dull and stereotyped membrane filter (140) in MBR membrane filtration pond (14), the export of MBR membrane filtration pond (14) is connected with reuse water tank (16) through disinfection pond (15), is equipped with sterilamp in disinfection pond (15), be equipped with second pH equalizing basin (9) between fibre ball filter (8) and anaerobism pond (10), be equipped with drain valve (303) and third on the pipeline that second pH equalizing basin (9) and fibre ball filter (8) are connected and add medicine blender (202).
2. The sewage treatment system convenient for adjusting the pH value parameter in the treatment process according to claim 1, further comprising a sludge treatment system, wherein the sludge treatment system comprises a filter press (17), a sludge tank (18), a sludge pump (102) and a sludge main pipe (500), the sewage outlet of the first pH adjusting tank (5), the sewage outlet of the flocculation reaction tank (6), the sewage outlet of the first sedimentation tank (7), the sewage outlet of the second sedimentation tank (13) and the sewage outlet of the MBR membrane filtration tank (14) are respectively connected with the sludge main pipe (500) through a sludge branch pipe and a sewage discharge valve (300), the outlet of the sludge main pipe (500) is connected with the inlet of the sludge tank (18) through the sludge pump (102), and the outlet of the sludge tank (18) is pumped to the filter press (17) through the pump.
3. A wastewater treatment system facilitating the adjustment of pH parameters during treatment according to claim 1, characterized in that the filtrate outlet of the filter press (17) is connected via a pipe to the inlet of a sludge basin (18).
4. A sewage treatment system facilitating the adjustment of pH parameters during treatment according to claim 1 wherein the supernatant of the sludge tank (18) is connected to the collecting tank (1) by a pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920521297.4U CN209797721U (en) | 2019-04-17 | 2019-04-17 | Sewage treatment system convenient to adjust pH value parameter among processing procedure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920521297.4U CN209797721U (en) | 2019-04-17 | 2019-04-17 | Sewage treatment system convenient to adjust pH value parameter among processing procedure |
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| Publication Number | Publication Date |
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| CN209797721U true CN209797721U (en) | 2019-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920521297.4U Active CN209797721U (en) | 2019-04-17 | 2019-04-17 | Sewage treatment system convenient to adjust pH value parameter among processing procedure |
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| CN (1) | CN209797721U (en) |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220513 Address after: 334000 c-9f-007, office building, 66 Binjiang East Road, Xinzhou District, Shangrao City, Jiangxi Province Patentee after: Jiangxi qiuzhisuo Technology Co.,Ltd. Address before: 331800 Yuan Shan Gang Industrial Park, Dongxiang Economic Development Zone, Fuzhou, Jiangxi Patentee before: JIANGXI SOWING SCIENCE & TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220829 Address after: 310005 room 2990, second floor, building 1, No. 104, Wulin new village, Gongshu District, Hangzhou City, Zhejiang Province Patentee after: Hangzhou qiusuo Digital Technology Co.,Ltd. Address before: 334000 c-9f-007, office building, 66 Binjiang East Road, Xinzhou District, Shangrao City, Jiangxi Province Patentee before: Jiangxi qiuzhisuo Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |