CN115385487A - Rapid screening system and method for municipal sewage treatment plant - Google Patents
Rapid screening system and method for municipal sewage treatment plant Download PDFInfo
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- CN115385487A CN115385487A CN202211158909.0A CN202211158909A CN115385487A CN 115385487 A CN115385487 A CN 115385487A CN 202211158909 A CN202211158909 A CN 202211158909A CN 115385487 A CN115385487 A CN 115385487A
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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
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
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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
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/003—Downstream control, i.e. outlet monitoring, e.g. to check the treating agents, such as halogens or ozone, leaving the process
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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
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/06—Controlling or monitoring parameters in water treatment pH
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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
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/11—Turbidity
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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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)
- Processing Of Solid Wastes (AREA)
Abstract
The invention provides a rapid screening system and a rapid screening method for municipal sewage treatment plants, which belong to the field of sewage treatment. Meanwhile, the first detection unit and the second detection unit which are arranged corresponding to the primary treatment unit and the secondary treatment unit are used for detecting the treated wastewater, so that the wastewater can be discharged after being treated and reaching the discharge standard. The waste water treatment system is simple in integral structure and convenient to construct, ensures the waste water treatment effect, greatly reduces the building land of the waste water treatment system, and has good practical value and application prospect.
Description
Technical Field
The invention belongs to the field of sewage treatment, and particularly relates to a rapid screening system and a rapid screening method for a municipal sewage treatment plant.
Background
Wastewater treatment systems generally consist of several treatment trains. A process sequence is a sequence of one or a combination of several methods used to accomplish a particular process goal. The treatment target can be classified into various methods, and the wastewater treatment usually determines the treatment target according to the particle size and the property of the removed substances.
Nowadays, when handling waste water, most need filter many times to it, neutralization, a series of operations such as aeration, and waste water is when the processing technology of difference, enters into different treatment tanks through a plurality of different suction pumps and handles, though this kind of mode can simply satisfy the processing requirement to waste water, but the horizontal area of whole waste water treatment system is too big, extravagant building space very to waste water is also very influencing the treatment effeciency of waste water in the process of running a lot of treatment tanks.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a rapid screening system and a rapid screening method for a municipal sewage treatment plant.
In order to achieve the technical characteristics, the invention aims to realize that: a municipal sewage treatment plant uses the fast screening system, it includes at least one first class treatment unit and at least one second class treatment unit;
the primary processing unit is arranged in the secondary processing unit, and the primary processing unit is communicated with the secondary processing unit;
the primary treatment unit comprises a first accommodating part, a third driving unit is arranged at the bottom end of the first accommodating part, and a telescopic end of the third driving unit is connected with the first accommodating part and used for driving the first accommodating part to move vertically, so that the primary treatment unit and the secondary treatment unit are separated from each other, and further wastewater in the primary treatment unit can flow into the secondary treatment unit.
The stirring assembly is arranged in the first accommodating part, is arranged at the output end of the second driving unit for driving the first accommodating part to rotate, and is used for mixing wastewater in the first accommodating part.
The primary processing unit further comprises a first driving unit; the first driving unit is arranged on the inner top of the first accommodating part in an inverted mode, and the bottom end of the first driving unit is connected with the second driving unit and used for driving the stirring assembly to move up and down along the vertical direction.
The first driving unit is further provided with a first detection unit, and the first detection unit is used for detecting the wastewater in the first accommodating piece.
The secondary treatment unit comprises a second accommodating piece, and a sub-sieve plate is arranged in the second accommodating piece and used for filtering wastewater in the second accommodating piece.
And the fourth driving unit for driving the sub-sieve plate to vertically lift and move is connected with the sub-sieve plate, and the fourth driving unit is fixed at the top of the second accommodating part.
A second detection unit is arranged in the second accommodating part; the second detection unit is used for detecting the turbidity of the wastewater in the second accommodating part.
The first accommodating piece and/or the second accommodating piece are/is of a box-shaped structure with an open top.
A first drainage pipe is arranged at the bottom of the first accommodating piece; a second drain pipe is arranged at the bottom of the second accommodating part and used for discharging waste water; the second drain pipe is arranged under the sub-sieve plate.
A rapid screening method for municipal sewage treatment plants is realized by using the screening system and comprises the following steps:
s100: adding the wastewater into a primary treatment unit, and adding a neutralizer to neutralize the wastewater:
s200: detecting the neutralized wastewater, and judging whether the pH value of the neutralized wastewater meets the discharge standard:
s201: if not, re-executing step S100;
s202: if yes, go to step S300;
s300: jacking the primary treatment unit by using a third driving unit so that the wastewater enters the secondary treatment unit;
s400: filtering and screening the residues in the wastewater by a secondary treatment unit, and detecting the turbidity of the wastewater;
s401: if the emission standard is met, directly discharging;
s402: if the discharge standard is not met, the screening operation is continued.
The invention has the following beneficial effects:
1. according to the rapid screening system and the rapid screening method for the municipal sewage treatment plant, disclosed by the invention, the space occupancy rates of a plurality of wastewater treatment pools of the wastewater treatment system are greatly reduced in a mode that the primary treatment unit is superposed with the secondary treatment unit, the wastewater treatment effect is ensured, the building investment cost is greatly reduced, and the building land is reduced. And meanwhile, the treated wastewater is detected by using the first detection unit and the second detection unit which are arranged corresponding to the primary treatment unit and the secondary treatment unit, so that the wastewater can be discharged after reaching the discharge standard after being treated.
2. The rapid screening system and the rapid screening method for the municipal sewage treatment plant have the advantages of simple overall structure and convenience in construction, ensure the wastewater treatment effect, greatly reduce the building land of the wastewater treatment system, and have good practical value and application prospect.
Drawings
The invention is further illustrated by the following examples in conjunction with the drawings.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a block diagram of the structural components of the present invention.
FIG. 3 is a logic block diagram of a particular screening process of the present invention.
In all the figures, the same reference numerals denote the same features, in particular:
100. a primary processing unit; 101. a first driving unit; 102. a second driving unit; 103. a stirring assembly; 104. a first drain pipe; 105. third drive unit
200. A secondary processing unit; 201. a fourth drive unit; 202. separating the sieve plate; 203. and a second water discharge pipe.
Detailed Description
Embodiments of the present invention will be further described with reference to the accompanying drawings.
Example 1:
referring to fig. 1 to 3, the rapid screening system and method for municipal sewage treatment plants in the preferred embodiment of the invention include at least one primary treatment unit 100 and at least one secondary treatment unit 200, the primary treatment unit 100 is installed in the secondary treatment unit 200, the two treatment units are communicated with each other, a third driving unit 105 is disposed corresponding to the first accommodating part, and a telescopic end of the third driving unit 105 is connected with the first accommodating part for driving the first accommodating part to move vertically and separating the first treatment unit from the second treatment unit, so that wastewater in the first treatment unit can flow into the second treatment unit.
Therefore, the space occupancy rates of a plurality of wastewater treatment pools of the wastewater treatment system are greatly reduced by the mode that the primary treatment unit 100 is superposed with the secondary treatment unit 200, the wastewater treatment effect is ensured, meanwhile, the building investment cost is greatly reduced, and the building land is reduced.
Specifically, the primary treatment unit 100 includes a first container and a stirring assembly 103 disposed inside the first container, and a second driving unit 102 connected to the stirring assembly 103 for driving the stirring assembly 103 to rotate and mixing the wastewater in the first container. The primary processing unit 100 further comprises a first driving unit, and the first driving unit is connected with a stirring structure formed by the second driving unit and the stirring assembly 103, and is used for driving the stirring structure to move vertically.
Preferably, the first driving unit is a hydraulic cylinder, and the second driving unit is a motor.
In a specific embodiment, the stirring assembly 103 and the motor are driven by the hydraulic cylinder to move downward, so that the wastewater in the first container is stirred and mixed.
Furthermore, the first driving unit 101 further includes a first detecting unit disposed to detect the waste water in the first container. Preferably, the first detection unit is a PH detection sensor.
In the above preferred embodiment, the secondary treatment unit 200 includes a second container, a second screen plate 202 is disposed in the second container and used for filtering wastewater in the second container, and a fourth driving unit is disposed corresponding to the second screen plate 202; 201 which is connected with the screening plate 202 and is used for driving the screening plate 202 to move vertically.
Furthermore, a second detection unit is arranged in the second accommodating part and used for detecting the turbidity of the wastewater in the second accommodating part.
In one embodiment, the first container and/or the second container are each in the form of a box-type structure with an open top. A first drain pipe 104 is arranged at the bottom of the first accommodating part; and a second drain pipe 203 for discharging waste water is provided at the bottom of the second receiving member. The second drain pipe 203 is arranged right below the screening plate 202, and the screening plate 202 is located at the periphery of the first accommodating part.
In addition, in the actual setting process, a plurality of primary treatment units 100 and a plurality of secondary treatment units 200 can be superposed, so that the wastewater can be rapidly treated in different treatment units, and the construction land of the wastewater treatment system is greatly reduced.
On the basis, the invention also provides a rapid screening method for the municipal sewage treatment plant, which is realized by utilizing the screening system and comprises the following steps:
s100: adding the wastewater into a primary treatment unit 100, and adding a neutralizer to neutralize the wastewater:
s200: detecting the neutralized wastewater, and judging whether the pH value of the neutralized wastewater meets the discharge standard:
s201: if not, re-executing step S100;
s202: if yes, go to step S300;
s300: utilizing a fourth drive unit; 201 jacking up the primary treatment unit 100 to enable wastewater to enter the secondary treatment unit 200;
s400: carrying out filtering treatment on residues in the wastewater, and detecting the turbidity of the wastewater;
s401: if the emission standard is met, directly discharging;
s402: if the discharge standard is not met, the screening operation is continued.
Claims (10)
1. The utility model provides a municipal administration sewage treatment plant is with dividing sieve system fast which characterized in that: it comprises at least one primary processing unit (100) and at least one secondary processing unit (200);
the primary treatment unit (100) is arranged in the secondary treatment unit (200), and the primary treatment unit (100) and the secondary treatment unit (200) are communicated with each other;
the primary treatment unit (100) comprises a first accommodating piece, a third driving unit (105) is arranged at the bottom end of the first accommodating piece, the telescopic end of the third driving unit (105) is connected with the first accommodating piece and used for driving the first accommodating piece to move vertically, the primary treatment unit (100) and the secondary treatment unit (200) are separated from each other, and therefore wastewater in the primary treatment unit (100) can flow into the secondary treatment unit (200).
2. The rapid screening system for the municipal sewage treatment plant according to claim 1, wherein: the waste water mixing device is characterized in that a stirring assembly (103) is arranged in the first accommodating part, and the stirring assembly (103) is arranged at an output end of a second driving unit (102) used for driving the first accommodating part to rotate and is used for mixing waste water in the first accommodating part.
3. The rapid screening system for the municipal sewage treatment plant according to claim 2, wherein: the primary processing unit (100) further comprises a first drive unit (101); the first driving unit (101) is arranged on the inner top of the first accommodating part in an inverted mode, and the bottom end of the first driving unit (101) is connected with the second driving unit (102) and used for driving the stirring assembly (103) to move up and down along the vertical direction.
4. The rapid screening system for the municipal sewage treatment plant according to claim 3, wherein: the first driving unit (101) is further provided with a first detection unit, and the first detection unit is used for detecting the wastewater in the first accommodating piece.
5. The rapid screening system for the municipal sewage treatment plant according to claim 1, wherein: the secondary treatment unit (200) comprises a second accommodating piece, and a separating sieve plate (202) is arranged in the second accommodating piece and used for filtering wastewater in the second accommodating piece.
6. The rapid screening system for the municipal sewage treatment plant according to claim 5, wherein: the fourth driving unit (201) used for driving the sub-sieve plate (202) to move up and down along the vertical direction is connected, and the fourth driving unit (201) is fixed to the top of the second accommodating piece.
7. The rapid screening system for the municipal sewage treatment plant according to claim 5, wherein: a second detection unit is arranged in the second accommodating part; the second detection unit is used for detecting the turbidity of the wastewater in the second accommodating piece.
8. The rapid screening system for the municipal sewage treatment plant according to claim 5, wherein: the first accommodating piece and/or the second accommodating piece are/is of a box-shaped structure with an open top.
9. The rapid screening system for the municipal sewage treatment plant according to claim 5, wherein: a first drainage pipe (104) is arranged at the bottom of the first accommodating piece; a second drain pipe (203) is arranged at the bottom of the second accommodating part and used for discharging waste water; the second water discharge pipe (203) is arranged right below the sieve separating plate (202).
10. A rapid screening method for municipal sewage treatment plants, which is realized by using the screening system of any one of claims 1 to 9, and comprises the following steps:
s100: adding the wastewater into a primary treatment unit (100), and adding a neutralizer to neutralize the wastewater:
s200: detecting the neutralized wastewater, and judging whether the pH value of the neutralized wastewater meets the discharge standard:
s201: if not, re-executing step S100;
s202: if yes, go to step S300;
s300: jacking up the primary treatment unit (100) by using a third driving unit (105) so that the wastewater enters the secondary treatment unit (200);
s400: filtering and screening the residues in the wastewater by a secondary treatment unit (200), and detecting the turbidity of the wastewater;
s401: if the emission standard is met, directly discharging;
s402: if the discharge standard is not met, the screening operation is continued.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211158909.0A CN115385487B (en) | 2022-09-22 | 2022-09-22 | Rapid screening system and method for municipal wastewater treatment plant |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211158909.0A CN115385487B (en) | 2022-09-22 | 2022-09-22 | Rapid screening system and method for municipal wastewater treatment plant |
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| CN115385487A true CN115385487A (en) | 2022-11-25 |
| CN115385487B CN115385487B (en) | 2023-10-13 |
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Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102815803A (en) * | 2012-08-20 | 2012-12-12 | 东莞市豪丰环保工程有限公司 | Electroplating wastewater system for on-line cleaning of membrane separation assembly and process thereof |
| KR20150049763A (en) * | 2013-10-31 | 2015-05-08 | 대우조선해양 주식회사 | Waste water treatment system using hull area and dissoved solid treatment system in combined cycle barge mounted power generaton plant |
| US20200055751A1 (en) * | 2016-11-16 | 2020-02-20 | Kyungpook National University Industry-Academic Cooperation Foundation | Method of membrane-coupled electrochemical advanced oxidation and its application device for water purification and water purification system using of the same |
| CN210656520U (en) * | 2019-06-24 | 2020-06-02 | 广东博泰纸业有限公司 | Waste water filter equipment that paper mill used |
| CN210974180U (en) * | 2019-08-15 | 2020-07-10 | 徐州天蓝臭氧设备有限公司 | Multistage filtration industrial wastewater treatment device |
| US20200262729A1 (en) * | 2019-02-20 | 2020-08-20 | Hunan Sanyou Environmental Technology Co., Ltd | Biological Fluidized Bed Process with High Concentration Powder Carriers Used for Treatment of Municipal Wastewater |
| CN112142226A (en) * | 2020-09-27 | 2020-12-29 | 太仓史瑞克工业设计有限公司 | Layered pretreatment equipment for wastewater purification and working method thereof |
| CN212712974U (en) * | 2020-06-12 | 2021-03-16 | 刘杰 | Energy-concerving and environment-protective type mill sewage treatment plant |
| CN212770165U (en) * | 2020-04-17 | 2021-03-23 | 常州宇诺环保科技有限公司 | Industrial waste water treatment tank |
| CN113135641A (en) * | 2021-04-30 | 2021-07-20 | 金源(荆州)环保科技有限公司 | Electroplating effluent biochemical treatment system |
| CN214734605U (en) * | 2021-02-24 | 2021-11-16 | 张业欣 | Categorised recovery processing device of chemistry chemical waste liquid |
| CN218434992U (en) * | 2022-09-22 | 2023-02-03 | 长江生态环保集团有限公司 | Municipal administration sewage treatment plant is with dividing sieve system fast |
-
2022
- 2022-09-22 CN CN202211158909.0A patent/CN115385487B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102815803A (en) * | 2012-08-20 | 2012-12-12 | 东莞市豪丰环保工程有限公司 | Electroplating wastewater system for on-line cleaning of membrane separation assembly and process thereof |
| KR20150049763A (en) * | 2013-10-31 | 2015-05-08 | 대우조선해양 주식회사 | Waste water treatment system using hull area and dissoved solid treatment system in combined cycle barge mounted power generaton plant |
| US20200055751A1 (en) * | 2016-11-16 | 2020-02-20 | Kyungpook National University Industry-Academic Cooperation Foundation | Method of membrane-coupled electrochemical advanced oxidation and its application device for water purification and water purification system using of the same |
| US20200262729A1 (en) * | 2019-02-20 | 2020-08-20 | Hunan Sanyou Environmental Technology Co., Ltd | Biological Fluidized Bed Process with High Concentration Powder Carriers Used for Treatment of Municipal Wastewater |
| CN210656520U (en) * | 2019-06-24 | 2020-06-02 | 广东博泰纸业有限公司 | Waste water filter equipment that paper mill used |
| CN210974180U (en) * | 2019-08-15 | 2020-07-10 | 徐州天蓝臭氧设备有限公司 | Multistage filtration industrial wastewater treatment device |
| CN212770165U (en) * | 2020-04-17 | 2021-03-23 | 常州宇诺环保科技有限公司 | Industrial waste water treatment tank |
| CN212712974U (en) * | 2020-06-12 | 2021-03-16 | 刘杰 | Energy-concerving and environment-protective type mill sewage treatment plant |
| CN112142226A (en) * | 2020-09-27 | 2020-12-29 | 太仓史瑞克工业设计有限公司 | Layered pretreatment equipment for wastewater purification and working method thereof |
| CN214734605U (en) * | 2021-02-24 | 2021-11-16 | 张业欣 | Categorised recovery processing device of chemistry chemical waste liquid |
| CN113135641A (en) * | 2021-04-30 | 2021-07-20 | 金源(荆州)环保科技有限公司 | Electroplating effluent biochemical treatment system |
| CN218434992U (en) * | 2022-09-22 | 2023-02-03 | 长江生态环保集团有限公司 | Municipal administration sewage treatment plant is with dividing sieve system fast |
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