CN209797719U - Take sewage treatment system of fiber ball filter back flush - Google Patents
Take sewage treatment system of fiber ball filter back flush Download PDFInfo
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- CN209797719U CN209797719U CN201920520817.XU CN201920520817U CN209797719U CN 209797719 U CN209797719 U CN 209797719U CN 201920520817 U CN201920520817 U CN 201920520817U CN 209797719 U CN209797719 U CN 209797719U
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Abstract
the utility model discloses a sewage treatment system with backwashing of a fiber ball filter, which 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 tank which are connected in sequence by pipelines, wherein an oil-water separation tank is arranged between the water collecting tank and the first pH adjusting tank, the fiber ball filter comprises a tank body, one side of the upper part of the tank body is provided with a water inlet, the other side is provided with a backwashing sewage discharge outlet, the top of the tank body is provided with a backwashing water inlet pipe, the bottom of the tank body is provided with a water outlet, one side of the upper part of, an upper screen plate and a lower screen plate are respectively arranged at the upper part and the lower part in the tank body, a fiber ball filter material filling layer is arranged between the upper screen plate and the lower screen plate, and a fiber ball filter material is arranged in the fiber ball filter material filling layer. The utility model discloses can effectively reduce bringing into of invalid mud, improve the utilization ratio of fibre ball filter, reduce the secondary pollution of water.
Description
Technical Field
The utility model relates to a sewage treatment technical field specifically is a take sewage treatment system of fiber ball filter back flush.
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 its treatment sewage is lower to the treatment effect is not ideal enough, 2, the water utilization ratio after handling is lower, 3, in the processing procedure, the waste water that the pressure filter produced leads to secondary pollution easily to cause great pollution to the environment, also can't realize the cycle recycle to industrial water yet, consequently, in order to improve treatment effect and to prior art further improvement, realize the recycle of the sewage after handling, need design a take the sewage treatment system of fiber ball filter back flush.
SUMMERY OF THE UTILITY MODEL
The technical problem solved by the utility model is to provide a sewage treatment system with backwashing of a fiber ball filter to solve the defects in the background technology.
The utility model provides a technical problem adopt following technical scheme to realize:
A sewage treatment system with backwashing of a fiber ball filter 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 collecting 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, the outlet of the flocculation reaction tank is connected with the inlet of a first sedimentation tank, the outlet of the first sedimentation tank is connected with the water inlet of a 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 an anaerobic tank through a liquid outlet valve, the outlet of the anaerobic tank is connected with the inlet of a facultative tank, the outlet of the facultative tank is connected with an aerobic tank, an aeration pipe is arranged in the aerobic tank, an aeration pipeline is connected with an air blower, the outlet of the aerobic tank is connected with the inlet of a second sedimentation tank, the outlet of the second sedimentation tank is connected with the inlet of an MBR membrane filter tank, a flat membrane filter is arranged in the MBR membrane filter tank, the outlet of the MBR membrane filter tank is connected with a reuse water tank through a disinfection tank, an ultraviolet sterilization lamp is arranged in the disinfection tank, the fiber ball filter comprises a tank body, one side of the upper, the bottom is equipped with the delivery port, and upper portion one side of jar body is equipped with the manhole, and the bottom of jar body is equipped with the supporting leg, jar internal portion is equipped with otter board and lower otter board from top to bottom respectively, goes up the otter board and is equipped with the fibre ball filter material packing layer down between the otter board, is equipped with the fibre ball filter material in the fibre ball filter material packing layer.
Furthermore, one end of the backwashing water inlet pipe sequentially penetrates through the upper screen plate, the fiber ball filter material packing layer and the lower screen plate from top to bottom to be connected with a water distributor, the reuse water tank is connected with the other end of the backwashing water inlet pipe through a pipeline, a backwashing pump and a backwashing valve, the water distributor is of a circular structure, flushing nozzles are distributed on the upper surface of the water distributor, and a backwashing sewage outlet returns to the upper part of the inclined net through a backwashing sewage discharge pipe and a backwashing sewage discharge valve.
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 second sedimentation tank of the fiber ball filter is connected with a backwashing water inlet pipe through a pipeline, a backwashing pump and a backwashing valve, so that backwashing can be carried out on the fiber ball filter, and sewage after backwashing returns to the upper part of the inclined net through a backwashing sewage discharge outlet and a backwashing sewage discharge pipe, so that water sources are saved, and the utilization rate of the fiber ball filter is improved.
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;
FIG. 2 is a schematic structural view of a fiber ball filter according to a preferred embodiment of the present invention;
in the figure, a water collecting tank 1, an inclined net 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 blower 9, 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, a reuse water tank 16, a filter press 17, a sludge tank 18, a tank body 81, a water inlet 82, a water outlet 83, a backwashing sewage outlet 84, an upper net plate 85, a lower net plate 86, a backwashing water inlet pipe 87, a water distributor 88, a flushing nozzle 89, a fiber ball filter material 90, a manhole 91, a supporting leg 92, a sewage pump 100, a pump 101, a sludge pump 102, a liquid inlet pump 103, a backwashing pump 104, a flat plate membrane filter 140, a first chemical adding mixer 200, a second chemical adding mixer 201, a sewage discharge valve 300, a liquid inlet valve 301, a backwashing valve 302, a liquid discharge, a back flush sewage valve 305, a back flush sewage pipe 400, a back flush inlet pipe 401 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 and 2, a sewage treatment system with fiber ball filter backwashing 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 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 the upper portion of the oil-water separation tank 4, an oil discharge pipe 41 is disposed on one side of the 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 the 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 to an, 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 9, 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 filtering tank 14, a flat plate membrane filter 140 is arranged in the MBR membrane filtering tank 14, the outlet of the MBR membrane filtering tank 14 is connected with a reuse water tank 16 through a, the fiber ball filter comprises a tank body 81, a water inlet 82 is arranged on one side of the upper part of the tank body 81, a back flushing sewage outlet 84 is arranged on the other side of the upper part of the tank body 81, a back flushing water inlet pipe 87 is arranged on the top of the tank body 81, a water outlet 83 is arranged on the bottom of the tank body, a manhole 91 is arranged on one side of the upper part of the tank body 81, supporting legs 92 are arranged on the bottom of the tank body 81, an upper screen plate 85 and a lower screen plate 86 are respectively arranged on the upper part and the lower part of the inner part of the tank body 81, a fiber ball filter material filling layer is arranged between the upper screen plate 85 and the lower screen plate 86, a fiber ball filter material 90 is arranged in the fiber ball filter material filling layer, one end of the back flushing water inlet pipe 87 sequentially penetrates through the upper screen plate 85, the fiber ball filter material filling layer and the lower screen plate, the backwash sewage discharge 84 is returned to above the inclined wire 2 through the backwash sewage discharge pipe 400 and the backwash sewage discharge valve 305.
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.
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 effect 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, enters a first pH adjusting tank 5 after being mixed and dosed in a first dosing mixer 200 to achieve the effect of adjusting the pH value, the sewage enters a flocculation reaction tank 6, coagulants (PAC and PAM) can be added into a second dosing mixer 201 under the effect of the coagulants (PAC and PAM), so that colloids and suspended matters in the sewage are coagulated into floccules and finely separated, 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 that fibre ball filter 8 filtered gets into and passes through anaerobism pond 10 in proper order, facultative tank 11, good oxygen pond 12, carry out biochemical reaction and can effectively denitrify during this period, destroy the organic matter structure, reach the purpose that reduces COD, sewage further gets into second sedimentation tank 13, the supernatant of second sedimentation tank 13 gets into MBR membrane filtration pond 14 and filters, dull and stereotyped membrane filter 140 can effectively intercept and filter the organic matter and the impurity of difficult degradation, play the purpose of further purification of water quality, 14 water process disinfection pond 15 through MBR membrane filtration pond, kill the bacterium under the effect of sterilamp, later flow into reuse pond 16 for use. It is worth noting that the reuse water tank 16 is connected with the backwashing water inlet pipe 87 through the pipeline, the backwashing pump 104 and the backwashing valve 302 to perform backwashing on the fiber ball filter, when in normal use, the liquid inlet pump 103 and the liquid inlet valve 301 are opened, and the backwashing sewage valve 305, the backwashing pump 104 and the backwashing valve 302 are closed; sewage enters the tank body 81 from the top down from the water inlet 82, is filtered by the fiber ball filter material 90 and then is discharged to the anaerobic tank 10 from the water outlet 83; during backwashing, the liquid inlet pump 103, the liquid inlet valve 301 and the liquid outlet valve 303 are closed, the backwashing sewage valve 305, the backwashing pump 104 and the backwashing valve 302 are opened, water in the reuse water tank 16 enters the water distributor 88 through the backwashing inlet pipe 401 and is upwards sprayed out of the washing nozzle 89, backwashing is realized, sewage after backwashing returns to the upper part of the inclined net 2 through the backwashing sewage outlet 84 and the backwashing sewage pipe 400, and water sources are saved; 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, the filtrate returns to the sludge tank 18 after being filter-pressed by the filter press, the supernatant of the sludge tank 18 returns to the water collecting tank 1 through the pipeline, and the filter cake is transported outside, so that 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 with backwashing of a fiber ball filter 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 (9), an outlet of the aerobic tank (12) is connected with an inlet of a second sedimentation tank (13), an outlet of the second sedimentation tank (13) is connected with an inlet of an MBR membrane filtering tank (14), a flat plate membrane filter (140) is arranged in the MBR membrane filtering tank (14), an outlet of the MBR membrane filtering tank (14) is connected with a reuse water tank (16) through a disinfection tank (15), an ultraviolet sterilizing lamp is arranged in the disinfection tank (15), the fiber ball filter comprises a tank body (81), a water inlet (82) is arranged on one side of the upper part of the tank body (81), a back flushing sewage drain (84) is arranged on the other side of the upper part of the tank body (81), a back flushing water inlet pipe (87) is arranged on the top of the tank body (81), a water outlet (83) is arranged on the bottom of the tank body (81), a manhole (91) is arranged on one side of the upper part of the tank body (81), supporting legs (, a fiber ball filter material packing layer is arranged between the upper screen plate (85) and the lower screen plate (86), a fiber ball filter material (90) is arranged in the fiber ball filter material packing layer, one end of the backwashing water inlet pipe (87) sequentially penetrates through the upper screen plate (85), the fiber ball filter material packing layer and the lower screen plate (86) from top to bottom, a water distributor (88) is connected with one end of the backwashing water inlet pipe (16) through a pipeline, a backwashing pump (104) and a backwashing valve (302) and is connected with the other end of the backwashing water inlet pipe (87), the water distributor (88) is of a circular structure, flushing nozzles (89) are distributed on the upper surface of the water distributor (88), and a backwashing sewage outlet (84) returns to the upper part of the inclined net (2) through a backwashing sewage outlet pipe.
2. the sewage treatment system with the fiber ball filter backwashing function of 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), a sewage discharge port of the first pH adjusting tank (5), a sewage discharge port of the flocculation reaction tank (6), a sewage discharge port of the first sedimentation tank (7), a sewage discharge port of the second sedimentation tank (13) and a sewage discharge port of the MBR membrane filtering tank (14) are respectively connected with the sludge main pipe (500) through sludge branch pipes and a sewage discharge valve (300), an outlet of the sludge main pipe (500) is connected with an inlet of the sludge tank (18) through the sludge pump (102), and an outlet of the sludge tank (18) is pumped to the filter press (17) through the pump.
3. The backwashing sewage treatment system of the fiber ball filter of claim 2, wherein a filtrate outlet of the filter press (17) is connected to an inlet of a sludge tank (18) through a pipe.
4. The backwashing sewage treatment system of a fiber ball filter according to claim 2, wherein the supernatant of the sludge tank (18) is connected to the water collecting tank (1) through a pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920520817.XU CN209797719U (en) | 2019-04-17 | 2019-04-17 | Take sewage treatment system of fiber ball filter back flush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920520817.XU CN209797719U (en) | 2019-04-17 | 2019-04-17 | Take sewage treatment system of fiber ball filter back flush |
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| Publication Number | Publication Date |
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| CN209797719U true CN209797719U (en) | 2019-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920520817.XU Active CN209797719U (en) | 2019-04-17 | 2019-04-17 | Take sewage treatment system of fiber ball filter back flush |
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| CN (1) | CN209797719U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114349139A (en) * | 2022-02-17 | 2022-04-15 | 重庆市万盛排水有限责任公司 | Washing type maintenance-free equipment for contact disinfection tank |
-
2019
- 2019-04-17 CN CN201920520817.XU patent/CN209797719U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114349139A (en) * | 2022-02-17 | 2022-04-15 | 重庆市万盛排水有限责任公司 | Washing type maintenance-free equipment for contact disinfection tank |
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| TR01 | Transfer of patent right |
Effective date of registration: 20220615 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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Effective date of registration: 20220803 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. |