CN113264647A - Multistage sewage treatment device and method - Google Patents
Multistage sewage treatment device and method Download PDFInfo
- Publication number
- CN113264647A CN113264647A CN202110748680.5A CN202110748680A CN113264647A CN 113264647 A CN113264647 A CN 113264647A CN 202110748680 A CN202110748680 A CN 202110748680A CN 113264647 A CN113264647 A CN 113264647A
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- aeration
- sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F7/00—Aeration of stretches of water
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The invention relates to the technical field of sewage treatment, in particular to a multistage sewage treatment device and a method, which comprises a filter tank, an aeration tank, a biomembrane treatment tank and a dosing treatment tank, and has the technical key points that: the top intercommunication of rose box has the sewage admission pipe, be fixed with grid, filter screen, transition spray board, activated carbon layer in the rose box from top to bottom in proper order, be located set up out the water passageway on the lateral wall of rose box of activated carbon layer below, the aeration case includes the aeration pump, sets up aeration hole's aeration admission pipe, horizontal aeration branch pipe, respectively through buckling pipeline, horizontal pipeline intercommunication between aeration case and the biomembrane processing case, between biomembrane processing case and the medicine processing case, the biomembrane has been arranged to the biomembrane processing incasement, add the medicine processing case including dosing pipe, two motors, two (mixing) shafts, the drain pipe of arranging the stirring leaf, the output of motor respectively with the bottom mounting of (mixing) shaft. It can filter and treat sewage in multiple stages.
Description
Technical Field
The invention relates to the technical field of sewage treatment, in particular to a multistage sewage treatment device and a multistage sewage treatment method.
Background
Sewage treatment is a process for purifying sewage to meet the water quality requirement of discharging the sewage into a certain water body or reusing the sewage, is widely applied to various fields of 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.
However, the current sewage treatment device is generally single, the treatment effect is not good, and the discharged water does not reach the required purification standard.
Disclosure of Invention
The invention aims to provide a multistage sewage treatment device and a multistage sewage treatment method, which are simple and reasonable in structure, and can be used for filtering and performing multistage treatment on sewage for multiple times to ensure that the treated water quality reaches the standard.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a multistage sewage treatment plant, includes the rose box, with the aeration tank of rose box intercommunication, with the biomembrane processing case of aeration tank intercommunication, with the case with adding medicine processing case of biomembrane processing case intercommunication, its technical essential is: the top of the filter box is communicated with a sewage inlet pipe, a grating, a filter screen, a transition spray plate and an activated carbon layer are sequentially fixed in the filter box from top to bottom, a water outlet channel is formed in the side wall of the filter box below the activated carbon layer, the filter box is communicated with the aeration box through the water outlet channel, the aeration box comprises an aeration pump, an aeration inlet pipe and a transverse aeration branch pipe, the aeration pump is fixedly communicated with the aeration pump and extends to the lower part of the interior of the aeration box, the transverse aeration branch pipe is communicated with the aeration inlet pipe, aeration holes are formed in the aeration inlet pipe and the transverse aeration branch pipe, the aeration box is communicated with the biomembrane treatment box through a bent pipeline provided with a water suction pump, a water inlet of the bent pipeline is positioned at the lower part of the aeration box, a water outlet of the bent pipeline is positioned at the upper part of the biomembrane treatment box, and biomembranes are vertically arranged in the biomembrane treatment box, the biomembrane is handled the case and is handled the case with adding medicine and through arranging the horizontal pipeline intercommunication on upper portion between the case, add medicine and handle the case including fixing with medicine and handle case top and two motors that are equipped with the solenoid valve of intercommunication, fix and handle case bottom below adding medicine, arrange adding medicine and handle two (mixing) shafts that have a plurality of stirring leaves evenly arranged of incasement portion, with the drain pipe that has the valve that adds the lateral wall below intercommunication of case, the output of motor respectively with the bottom mounting of the (mixing) shaft that corresponds.
The transition spraying plate comprises a transition plate fixed on the inner wall of the filter box and four spray heads arranged on the transition plate.
The utility model provides an foretell multistage sewage treatment plant, the drain has all still been seted up on the top of rose box, the lateral wall that is located between filter screen and the grid, all covers the sealed lid of being equipped with the handle on the drain, and the periphery of sealed lid still is equipped with the sealing strip.
In the multistage sewage treatment device, the aeration holes in the aeration inlet pipe are arranged on the front side and the rear side of the aeration inlet pipe, the aeration holes in the transverse aeration branch pipes are arranged on the upper side and the lower side of the transverse aeration branch pipes, and the transverse aeration branch pipes and the aeration inlet pipe are arranged in a mutually perpendicular mode.
A multi-stage sewage treatment method is technically characterized by comprising the following steps:
1) and (3) filtering for multiple times: the sewage enters the filter box through the sewage inlet pipe, larger impurities are filtered out through the grating and the filter screen in sequence, and then the sewage is uniformly sprayed to the active carbon layer through the transition spraying plate to deeply adsorb fine impurities in the sewage;
2) impurity cleaning: the sealing cover is opened to clean larger impurities filtered by the grating and the filter screen through the sewage draining outlet;
3) aeration treatment: the sewage after being filtered for many times enters an aeration tank through a water outlet channel, so that enough dissolved oxygen is obtained in the water body;
4) and (3) biological membrane treatment: pumping the sewage rich in dissolved oxygen in the aeration tank into a biofilm treatment tank, and removing organic pollutants in the sewage through full contact with a biofilm;
5) adding medicine treatment: sewage in the biomembrane treatment box flows into the chemical-adding treatment box, and water quality is adjusted under the action of chemicals, so that the sewage is discharged through the drain pipe after reaching the standard.
The invention has the beneficial effects that:
1. sewage enters into to the rose box by the sewage admission pipe, sewage carries out primary filtration through the grid earlier, carry out secondary filtration through the filter screen again, open sealed lid and clear up the great impurity that filters through the drain, sewage after the filtration evenly sprays to the active carbon layer via the shower nozzle on the transition shower plate, the fine impurity in the degree of depth absorption sewage, sewage after accomplishing the degree of depth filtration passes through outlet channel and gets into the aeration case, obtain sufficient dissolved oxygen in the messenger water, with the sewage suction that is rich in dissolved oxygen in the aeration case to the biomembrane treatment box in, get rid of the organic pollutant in the waste water through fully contacting with the biomembrane, last sewage flows in and adds the medicine treatment case, adjust quality of water under the effect of medicament, discharge through the drain pipe after up to standard, carry out deep purification to sewage through multiple filtration and multilevel processing, the sewage treatment effect is better.
2. The arrangement of the aeration inlet pipe, the transverse aeration branch pipes and the aeration holes ensures that the gas is distributed more uniformly in the sewage and the aeration effect is better.
3. The arrangement of the transitional spraying plate above the activated carbon layer enables sewage treated by the activated carbon layer to uniformly pass through, so that the adsorption effect is better, and the sewage treatment is more thorough.
Drawings
FIG. 1 is a schematic view of a multistage sewage treatment apparatus according to the present invention.
In the figure: 1. the sewage treatment system comprises a sewage inlet pipe, a 2 filter tank, a 3 grid, a 4 aeration pump, a 5 aeration inlet pipe, a 6 aeration tank, a 7 water suction pump, a 8 bent pipeline, a 9 biomembrane treatment tank, a 10 horizontal pipeline, a 11 chemical feeding pipe, a 12 chemical feeding treatment tank, a 13 drain pipe, a 14 motor, a 15 stirring shaft, a 16 stirring blade, a 17 biomembrane, 18 aeration holes, a 19 transverse aeration branch pipe, a 20 water outlet channel, a 21 activated carbon layer, a 22 spray head, a 23 transition plate, a 24 transition spray plate, a 25 filter screen, a 26 seal cover.
Detailed Description
The technical solution of the present invention is further explained by the following specific embodiments with reference to the accompanying drawings.
As shown in FIG. 1, the multistage sewage treatment apparatus comprises a filter tank 2, an aeration tank 6 communicated with the filter tank 2, a biofilm treatment tank 9 communicated with the aeration tank 6, and a chemical feeding treatment tank 12 communicated with the biofilm treatment tank 9.
Wherein the top of the filter tank 2 is communicated with a sewage inlet pipe 1, a grating 3, a filter screen 25, a transition spray plate 24 and an activated carbon layer 21 are sequentially fixed in the filter tank 2 from top to bottom, a water outlet channel 20 is arranged on the side wall of the filter tank 2 below the activated carbon layer 21, the filter tank 2 is communicated with the aeration tank 6 through the water outlet channel 20, the aeration tank 6 comprises an aeration pump 4 which is arranged and fixed above the top of the aeration tank 6, an aeration inlet pipe 5 which is fixedly communicated with the aeration pump 4 and extends to the lower part in the aeration tank 6, and a transverse aeration branch pipe 19 which is communicated with the aeration inlet pipe 5, aeration holes 18 are respectively arranged on the aeration inlet pipe 5 and the transverse aeration branch pipe 19, the aeration tank 6 is communicated with the biomembrane processing tank 9 through a bent pipeline 8 provided with a water suction pump 7, and a water inlet of the bent pipeline 8 is positioned at the lower part of the aeration tank 6, the delivery port of pipeline 8 of buckling is located the upper portion of biomembrane processing case 9, vertical arrangement has biomembrane 17 in the biomembrane processing case 9, biomembrane processing case 9 and add between the medicine processing case 12 through arranging the horizontal pipeline 10 intercommunication on upper portion, add medicine processing case 12 including fixing with medicine processing case 12 top and the intercommunication be equipped with the solenoid valve add the pencil 11, fix with medicine two motors 14 of processing case 12 bottom below, arrange adding medicine processing case 12 inside evenly arrange two (mixing) shafts 15 of four stirring leaves 16, with the drain pipe 13 that has the valve that adds the lateral wall below intercommunication of medicine processing case 12, the output of motor 14 respectively with the bottom mounting of the (mixing) shaft 15 that corresponds.
In this embodiment, the transition spraying plate 24 includes a transition plate 23 fixed on the inner wall of the filter box 2, and four nozzles 22 arranged on the transition plate 23. The top of rose box 2, be located all still seted up the drain on the lateral wall between filter screen 25 and the grid 3, all cover on the drain and be equipped with the sealed lid 26 that has the handle, the periphery of sealed lid 26 still is equipped with the sealing strip. Aeration holes 18 on the aeration inlet pipe 5 are arranged at the front side and the rear side of the aeration inlet pipe 5, aeration holes 18 on the transverse aeration branch pipes 19 are arranged at the upper side and the lower side of the transverse aeration branch pipes 19, and the transverse aeration branch pipes 19 and the aeration inlet pipe 5 are arranged in a mutually perpendicular mode.
The working principle is as follows:
sewage enters into to rose box 2 in by sewage admission pipe 1, sewage carries out primary filtration through grid 3 earlier, carry out secondary filtration through filter screen 25 again, then open sealed lid 26 and clear up the great impurity that filters out through the drain, the sewage after the filtration evenly sprays to activated carbon layer 21 via shower nozzle 22 on transition spray plate 24, the fine impurity in the deep adsorption sewage, sewage after accomplishing the deep filtration passes through outlet channel 20 and gets into aeration tank 6, obtain sufficient dissolved oxygen in the messenger's water, with the sewage suction that is rich in dissolved oxygen in aeration tank 6 to biomembrane processing box 9 in, get rid of the organic pollutant in the waste water through fully contacting with biomembrane 17, sewage flows into at last and adds medicine processing box 12, adjust quality of water under the effect of medicament, discharge through drain pipe 13 after reaching standard.
Claims (5)
1. The utility model provides a multistage sewage treatment plant, includes the rose box, with the aeration tank of rose box intercommunication, with the biomembrane processing case of aeration tank intercommunication, with the case with the adding medicine processing case of biomembrane processing case intercommunication, its characterized in that: the top of the filter box is communicated with a sewage inlet pipe, a grating, a filter screen, a transition spray plate and an activated carbon layer are sequentially fixed in the filter box from top to bottom, a water outlet channel is formed in the side wall of the filter box below the activated carbon layer, the filter box is communicated with the aeration box through the water outlet channel, the aeration box comprises an aeration pump, an aeration inlet pipe and a transverse aeration branch pipe, the aeration pump is fixedly communicated with the aeration pump and extends to the lower part of the interior of the aeration box, the transverse aeration branch pipe is communicated with the aeration inlet pipe, aeration holes are formed in the aeration inlet pipe and the transverse aeration branch pipe, the aeration box is communicated with the biomembrane treatment box through a bent pipeline provided with a water suction pump, a water inlet of the bent pipeline is positioned at the lower part of the aeration box, a water outlet of the bent pipeline is positioned at the upper part of the biomembrane treatment box, and biomembranes are vertically arranged in the biomembrane treatment box, the biomembrane is handled the case and is handled the case with adding medicine and through arranging the horizontal pipeline intercommunication on upper portion between the case, add medicine and handle the case including fixing with medicine and handle case top and two motors that are equipped with the solenoid valve of intercommunication, fix and handle case bottom below adding medicine, arrange adding medicine and handle two (mixing) shafts that have a plurality of stirring leaves evenly arranged of incasement portion, with the drain pipe that has the valve that adds the lateral wall below intercommunication of case, the output of motor respectively with the bottom mounting of the (mixing) shaft that corresponds.
2. The multi-stage sewage treatment plant of claim 1, wherein: the transition spraying plate comprises a transition plate fixed on the inner wall of the filter box and four spray heads arranged on the transition plate.
3. The multi-stage sewage treatment plant of claim 1, wherein: the top of rose box, be located the lateral wall between filter screen and the grid and all still seted up the drain, all cover on the drain and be equipped with the sealed lid that has the handle, the periphery of sealed lid still is equipped with the sealing strip.
4. The multi-stage sewage treatment plant of claim 1, wherein: aeration holes in the aeration inlet pipe are formed in the front side and the rear side of the aeration inlet pipe, aeration holes in the transverse aeration branch pipes are formed in the upper side and the lower side of the transverse aeration branch pipes, and the transverse aeration branch pipes and the aeration inlet pipe are arranged in a mutually perpendicular mode.
5. A multi-stage sewage treatment method is characterized by comprising the following steps:
and (3) filtering for multiple times: the sewage enters the filter box through the sewage inlet pipe, larger impurities are filtered out through the grating and the filter screen in sequence, and then the sewage is uniformly sprayed to the active carbon layer through the transition spraying plate to deeply adsorb fine impurities in the sewage;
impurity cleaning: the sealing cover is opened to clean larger impurities filtered by the grating and the filter screen through the sewage draining outlet;
aeration treatment: the sewage after being filtered for many times enters an aeration tank through a water outlet channel, so that enough dissolved oxygen is obtained in the water body;
and (3) biological membrane treatment: pumping the sewage rich in dissolved oxygen in the aeration tank into a biofilm treatment tank, and removing organic pollutants in the sewage through full contact with a biofilm;
adding medicine treatment: sewage in the biomembrane treatment box flows into the chemical-adding treatment box, and water quality is adjusted under the action of chemicals, so that the sewage is discharged through the drain pipe after reaching the standard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110748680.5A CN113264647A (en) | 2021-07-02 | 2021-07-02 | Multistage sewage treatment device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110748680.5A CN113264647A (en) | 2021-07-02 | 2021-07-02 | Multistage sewage treatment device and method |
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| Publication Number | Publication Date |
|---|---|
| CN113264647A true CN113264647A (en) | 2021-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110748680.5A Withdrawn CN113264647A (en) | 2021-07-02 | 2021-07-02 | Multistage sewage treatment device and method |
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| Country | Link |
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| CN (1) | CN113264647A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116924637A (en) * | 2023-09-14 | 2023-10-24 | 山东方源众和机械有限公司 | A effluent treatment plant for papermaking processing |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN210595476U (en) * | 2019-07-13 | 2020-05-22 | 山西高新清洁能源有限公司 | Aeration tank with ladder-type aeration pipe for sewage treatment |
| CN210825754U (en) * | 2019-10-29 | 2020-06-23 | 无锡一元联众环保科技有限公司 | Hierarchical formula sewage treatment plant |
| CN211595364U (en) * | 2019-12-29 | 2020-09-29 | 湖南固润环保科技有限公司 | Sewage centralized treatment system |
| CN212581716U (en) * | 2020-05-09 | 2021-02-23 | 广西宇之恒环保工程有限公司 | Black and odorous river water body remediation treatment equipment |
| WO2021083414A2 (en) * | 2020-12-19 | 2021-05-06 | 苏州鱼得水电气科技有限公司 | Stratified purification wastewater treatment apparatus |
| CN216837533U (en) * | 2021-07-02 | 2022-06-28 | 沈阳环境科学研究院 | Multistage sewage treatment plant |
-
2021
- 2021-07-02 CN CN202110748680.5A patent/CN113264647A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210595476U (en) * | 2019-07-13 | 2020-05-22 | 山西高新清洁能源有限公司 | Aeration tank with ladder-type aeration pipe for sewage treatment |
| CN210825754U (en) * | 2019-10-29 | 2020-06-23 | 无锡一元联众环保科技有限公司 | Hierarchical formula sewage treatment plant |
| CN211595364U (en) * | 2019-12-29 | 2020-09-29 | 湖南固润环保科技有限公司 | Sewage centralized treatment system |
| CN212581716U (en) * | 2020-05-09 | 2021-02-23 | 广西宇之恒环保工程有限公司 | Black and odorous river water body remediation treatment equipment |
| WO2021083414A2 (en) * | 2020-12-19 | 2021-05-06 | 苏州鱼得水电气科技有限公司 | Stratified purification wastewater treatment apparatus |
| CN216837533U (en) * | 2021-07-02 | 2022-06-28 | 沈阳环境科学研究院 | Multistage sewage treatment plant |
Non-Patent Citations (1)
| Title |
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| 方志刚等: "《海水淡化与舰船淡水保障》", 国防工业出版社, pages: 168 - 169 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116924637A (en) * | 2023-09-14 | 2023-10-24 | 山东方源众和机械有限公司 | A effluent treatment plant for papermaking processing |
| CN116924637B (en) * | 2023-09-14 | 2023-12-05 | 山东方源众和机械有限公司 | A effluent treatment plant for papermaking processing |
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Application publication date: 20210817 |
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