CN219730581U - Wastewater treatment system - Google Patents
Wastewater treatment system Download PDFInfo
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- CN219730581U CN219730581U CN202321136329.1U CN202321136329U CN219730581U CN 219730581 U CN219730581 U CN 219730581U CN 202321136329 U CN202321136329 U CN 202321136329U CN 219730581 U CN219730581 U CN 219730581U
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- 238000004065 wastewater treatment Methods 0.000 title claims abstract description 72
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 257
- 239000002351 wastewater Substances 0.000 claims abstract description 223
- 238000005192 partition Methods 0.000 claims abstract description 59
- 230000001105 regulatory effect Effects 0.000 claims abstract description 40
- 238000012544 monitoring process Methods 0.000 claims abstract description 25
- 239000007788 liquid Substances 0.000 claims description 10
- 238000012806 monitoring device Methods 0.000 claims description 6
- 239000002071 nanotube Substances 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 9
- 238000012958 reprocessing Methods 0.000 abstract description 5
- 239000010842 industrial wastewater Substances 0.000 abstract description 3
- 238000012545 processing Methods 0.000 description 7
- 239000010865 sewage Substances 0.000 description 6
- 230000001276 controlling effect Effects 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000003889 chemical engineering Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
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Abstract
The utility model provides a wastewater treatment system, which relates to the technical field of industrial wastewater discharge and treatment and comprises the following components: the system comprises a total wastewater treatment station, a wastewater collection pipeline, an accident water pipeline and at least two drainage subareas, wherein a wastewater collection tank, an accident water tank and a pretreatment unit are arranged in the drainage subareas, and the pretreatment unit is respectively communicated with the wastewater collection tank and the accident water tank; an adjusting tank and a total accident water tank are arranged in the total wastewater treatment station, the adjusting tank is communicated with the total accident water tank, and water quality on-line monitoring equipment is arranged in the adjusting tank; the waste water collecting tank is communicated with the regulating tank through a waste water collecting pipeline, the accident water tank is communicated with the total accident water tank through an accident water pipeline, and the pipelines are all provided with electric control valves. According to the wastewater treatment system provided by the utility model, the wastewater treatment condition of each drainage partition is mastered by monitoring the wastewater quality in real time, so that the waste water is prevented from being stolen and leaked by enterprises, the wastewater treatment system has the capability of reprocessing the waste water, the wastewater treatment effect is improved, and the pipeline structure is simple and convenient to maintain.
Description
Technical Field
The utility model relates to the technical field of industrial wastewater discharge and treatment, in particular to a wastewater treatment system.
Background
Industrial wastewater refers to various types of wastewater produced by enterprises in production processes, wherein wastewater with serious pollution generally needs to reach a nano-tube standard after being pretreated in the enterprises, and is uniformly discharged to a total wastewater treatment station of a park for treatment.
At present, most industrial enterprises in China adopt a buried gravity flow drainage mode, namely, wastewater after pretreatment in each drainage partition flows to a sewage main pipe of a park and is uniformly discharged to a wastewater treatment main station for treatment, the treatment mode cannot monitor the water quantity and water quality of the wastewater discharged in each drainage partition in real time, and the wastewater which is not up to the standard in treatment can cause larger impact load to the total wastewater treatment main station due to the drainage of the enterprises, so that the sewage treatment effect is affected. The patent of application number 201810556212.6 provides an industrial park sewage collection system and method, and the system includes park waste water collecting tank, waste water centralized collection pond, waste water centralized processing pond and waste water centralized storage pond, and park waste water collecting tank is connected six waste water centralized collection ponds respectively through six pipelines, and six waste water centralized collection ponds communicate six waste water centralized processing ponds in proper order, in this application, each drainage partition adopts independent pipeline and processing system for pipeline and processing unit are many, the system is loaded down with trivial details, engineering cost and maintenance cost are high, and can't collect and handle the accident water that quality of water is up to standard.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a wastewater treatment system, which solves the technical problems that the wastewater treatment system in the prior art needs to be configured with independent management and treatment systems aiming at drainage subareas and cannot treat accident water.
The utility model provides a wastewater treatment system, comprising: the system comprises a total wastewater treatment station, a wastewater collection pipeline, an accident water pipeline and at least two drainage subareas;
a wastewater collection tank, an accident water tank and a pretreatment unit are arranged in the drainage partition, and the pretreatment unit is respectively communicated with the wastewater collection tank and the accident water tank;
an adjusting tank and a total accident water tank are arranged in the total wastewater treatment station, the adjusting tank is communicated with the total accident water tank, and water quality on-line monitoring equipment is arranged in the adjusting tank;
the waste water collecting tank is communicated with the regulating tank through the waste water collecting pipeline, the accident water tank is communicated with the total accident water tank through the accident water pipeline, and the waste water collecting pipeline and the accident water pipeline are both provided with electric control valves.
Optionally, the waste water collecting pipeline comprises a waste water collecting main pipe and a plurality of waste water collecting branch pipes, one end of the waste water collecting main pipe is connected with the regulating tank, the other end of the waste water collecting main pipe is respectively connected with the plurality of waste water collecting branch pipes, and the plurality of waste water collecting branch pipes are respectively correspondingly connected with the waste water collecting tanks in each drainage partition;
the accident water pipeline comprises an accident water main pipe and a plurality of accident water branch pipes, one end of the accident water main pipe is connected with the main accident water pool, the other end of the accident water main pipe is respectively connected with a plurality of main accident water pool branch pipes, and a plurality of main accident water pool branch pipes are respectively and correspondingly connected with the accident water pools in each drainage partition.
Optionally, each waste water collecting branch pipe is respectively provided with an electric control valve, the waste water collecting main pipe is also provided with the electric control valve close to each waste water collecting branch pipe, and the waste water collecting main pipe is provided with a waste water flowmeter close to the regulating tank;
the accident water main pipe is provided with an accident water tank, each accident water branch pipe is provided with an electric control valve, the position, close to each accident water branch pipe, of the accident water main pipe is also provided with an accident water flowmeter, and the position, close to the total accident water tank, of the accident water main pipe is provided with an accident water flowmeter.
Optionally, each waste water collecting tank is internally provided with a waste water lifting pump and a liquid level meter, and the waste water lifting pump is connected with the waste water collecting branch pipe corresponding to the waste water collecting tank;
an accident water lifting pump and a liquid level meter are arranged in the total accident water pool, and the accident water lifting pump is connected with the accident water main pipe.
Optionally, the equalizing basin includes the water taking canal and the equalizing basin that are linked together, the water taking canal still with total accident pond intercommunication, quality of water on-line monitoring equipment sets up in the water taking canal.
Optionally, an electric gate is arranged between the water intake canal and the total accident pool, and an electric gate is arranged between the water intake canal and the adjusting pool.
Optionally, a total treatment unit and a control unit are also arranged in the total wastewater treatment station;
the total treatment unit is communicated with the regulating tank, the total treatment unit is connected with a discharge pipeline, when the water quality on-line monitoring equipment monitors that the water quality of the wastewater in the regulating tank reaches the standard, the wastewater in the regulating tank is discharged to the total treatment unit for treatment, and the treated tail water is discharged or recycled through the discharge pipeline;
the control unit is connected with the water quality on-line monitoring equipment, the electric control valve and all other electric components in the wastewater treatment system.
Optionally, the waste water collecting pipeline and the accident water pipeline are pressure flow pipelines and are arranged in an overhead manner along a bridge or in an underground pipe gallery/pipe ditch.
Optionally, the pretreatment unit is used for treating the wastewater in the drainage partition to reach the nanotube drainage standard.
According to the wastewater treatment system provided by the utility model, the online water quality monitoring equipment is arranged in the regulating tank of the total wastewater treatment station, so that the water quality of wastewater discharged from the wastewater collection tank into the regulating tank can be monitored remotely in real time, the problem that wastewater which does not reach the discharge standard is stolen, discharged and leaked is avoided, and further, the total wastewater treatment station is subjected to larger impact, and the wastewater treatment effect is affected; meanwhile, an accident pool is arranged in each drainage partition and is used for receiving the wastewater which does not reach the discharge standard, and the wastewater is subjected to secondary treatment through the pretreatment unit so as to reach the discharge standard, so that the system has the capability of reprocessing the wastewater and has strong fault tolerance; the wastewater collection tank and the accident water tank in the drainage partition are connected with the regulating tank and the total accident water tank in the total wastewater treatment station through independent pipelines, so that the structure is simple, the maintenance is convenient, and the cost is effectively saved; the electric control valve is arranged on the pipeline, so that the drainage subareas are discharged one by one based on a preset sequence, the capacity and the discharge condition of each drainage subarea for treating the wastewater can be effectively known, and supervision and management are facilitated. Above-mentioned system is through carrying out real-time supervision to the quality of discharged wastewater, effectively master each drainage subregion's waste water treatment condition, reduces the phenomenon of enterprise's steal drainage leakage drainage waste water and takes place, sets up the accident pond and makes the system possess the ability to the reprocessing of waste water, effectively improves sewage treatment effect to set up independent pipeline, simple structure is convenient for maintain.
The technical scheme of the utility model is further described in detail through the drawings and the embodiments.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
fig. 1 is a schematic diagram of the overall structure of an embodiment of a wastewater treatment system provided by the present utility model.
In the figure:
1. draining and partitioning; 11. a wastewater collection tank; 12. an accident pool; 13. a preprocessing unit; 14. a waste water lifting pump; 15. a liquid level gauge;
2. a total wastewater treatment station; 21. an adjusting tank; 201. a water taking channel; 202. adjusting a pool; 22. a total accident pool; 23. the water quality on-line monitoring equipment; 24. an accident water lifting pump; 25. a total processing unit; 26. a control unit; 27. an electric gate;
3. a waste water collection pipeline; 31. a waste water collection branch pipe; 32. a waste water collecting main pipe; 33. an electric control valve; 34. a waste water flowmeter;
4. an accident water pipeline; 41. an accident water drying pipe; 42. an accident water branch pipe; 43. an accident water flowmeter.
Detailed Description
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The present utility model provides a wastewater treatment system, as shown in fig. 1, comprising: a total wastewater treatment station 2, a wastewater collection pipeline 3, an accident water pipeline 4 and at least two drainage partitions 1; wherein, the drainage partition 1 is internally provided with a wastewater collection tank 11, an accident water tank 12 and a pretreatment unit 13, and the pretreatment unit 13 is respectively communicated with the wastewater collection tank 11 and the accident water tank 12; an adjusting tank 21 and a total accident water tank 22 are arranged in the total wastewater treatment station 2, the adjusting tank 21 is communicated with the total accident water tank 22, and water quality on-line monitoring equipment 23 is arranged in the adjusting tank 21; the waste water collecting tank 11 is communicated with the regulating tank 21 through a waste water collecting pipeline 3, the accident water tank 12 is communicated with the total accident water tank 22 through an accident water pipeline 4, and the waste water collecting pipeline 3 and the accident water pipeline 4 are respectively provided with an electric control valve 33; the wastewater in each drainage partition 1 is discharged to the wastewater collection tank 11 after being treated by the pretreatment unit 13, the wastewater in each wastewater collection tank 11 sequentially passes through the wastewater collection pipeline 3 to reach the regulating tank 21 based on the control of the electric control valve 33, when the online water quality monitoring equipment 23 monitors that the wastewater quality in the regulating tank 21 exceeds the standard, the wastewater in the regulating tank 21 is discharged to the total accident water tank 22, and then the wastewater in the total accident water tank 22 is discharged to the accident water tank 12 in the corresponding drainage partition 1 through the accident water pipeline 4 based on the control of the electric control valve 33 so as to treat the wastewater by the pretreatment unit 13.
According to the wastewater treatment system provided by the utility model, the online water quality monitoring equipment 23 is arranged in the regulating tank 21 of the total wastewater treatment station 2, so that the water quality of wastewater discharged from the wastewater collecting tank 11 into the regulating tank 21 can be monitored remotely in real time, the problem that wastewater which does not reach the discharge standard is stolen, discharged and leaked is avoided, and further, larger impact is caused on the total wastewater treatment station 2, and the wastewater treatment effect is influenced; meanwhile, an accident pool 12 is arranged in each drainage partition 1 and is used for receiving the wastewater which does not reach the discharge standard, and the pretreatment unit 13 is used for carrying out secondary treatment on the wastewater to reach the discharge standard, so that the system has the capability of reprocessing the wastewater and has strong fault tolerance; the wastewater collection tank 11 and the accident water tank 12 in the drainage partition 1 are connected with the regulating tank 21 and the total accident water tank 22 in the total wastewater treatment station 2 through independent pipelines respectively, so that the structure is simple, the maintenance is convenient, and the cost is effectively saved; the electric control valve 33 is arranged on the pipeline, so that the drainage subareas 1 are discharged one by one based on a preset sequence, the capacity of treating wastewater and the discharge condition of each drainage subarea 1 can be effectively known, and the supervision and the management are convenient. According to the system, through real-time monitoring of the water quality of discharged wastewater, the wastewater treatment condition of each drainage partition 1 is effectively mastered, the phenomenon of stealing, draining and draining wastewater of enterprises is reduced, the accident water pond 12 is arranged, so that the system has the capability of reprocessing wastewater, the wastewater treatment effect is effectively improved, and independent pipelines are arranged, so that the system is simple in structure and convenient to maintain.
Specifically, in the above-described embodiment, the waste water collecting pipe 3 includes the waste water collecting main pipe 32 and the plurality of waste water collecting branch pipes 31, one end of the waste water collecting main pipe 32 is connected to the regulating reservoir 21, the other end of the waste water collecting main pipe 32 is respectively connected to the plurality of waste water collecting branch pipes 31, and the plurality of waste water collecting branch pipes 31 are respectively connected to the waste water collecting reservoirs 11 in each of the drainage partitions 1; the accident water pipeline 4 comprises an accident water main 41 and a plurality of accident water branch pipes 42, one end of the accident water main 41 is connected with the total accident water pool 22, the other end of the accident water main 41 is respectively connected with the plurality of total accident water branch pipes 42, and the plurality of total accident water branch pipes 42 are respectively correspondingly connected with the accident water pools 12 in each drainage partition 1.
In the present embodiment, the structure of the wastewater collecting pipeline 3 is consistent with that of the accident water pipeline 4, and a form that one main pipe is connected with a plurality of branch pipes is adopted, wherein in the wastewater collecting pipeline 3, each of the branch pipes 31 is correspondingly connected in the wastewater collecting tank 11 in one water discharge partition 1, all the branch pipes 31 are connected on the main pipe 32 in a collecting manner, and the main pipe 32 is finally connected in the regulating tank 21 in the total wastewater treatment station 2, so that the wastewater in the wastewater collecting tank 11 in each water discharge partition 1 can be effectively discharged into the regulating tank 21; the accident water pipeline 4 is used as a reverse loop, the total accident water pool 22 is connected with each accident water branch pipe 42 through the accident water main pipe 41, and each accident water branch pipe 42 is correspondingly connected in the accident water pool 12 in the drainage partition 1, so that the waste water in the total accident water pool 22 can be discharged back to the accident water pool 12 in the drainage partition 1 where the waste water is located for further treatment. In the utility model, each drainage partition 1 is provided with a waste water collecting branch pipe 31 and an accident water branch pipe 42 which are independent, all the branch pipes are finally connected with the total waste water treatment station 2 through main pipes, on one hand, the arrangement of the branch pipes enables the system to distinguish and track the water of each drainage partition 1, and on the other hand, the arrangement of the main pipes enables the concentrated monitoring and treatment of the waste water, so that the system has simple structure, low cost and strong usability.
Further, each waste water collecting branch pipe 31 is respectively provided with an electric control valve 33, the waste water collecting main pipe 32 is also provided with an electric control valve 33 close to each waste water collecting branch pipe 31, and the waste water collecting main pipe 32 is provided with a waste water flowmeter 34 close to the regulating tank 21; an electric control valve 33 is respectively arranged on each accident water branch pipe 42, the electric control valve 33 is also arranged on the accident water main 41 close to each accident water branch pipe 42, and an accident water flowmeter 43 is arranged on the accident water main 41 close to the total accident water pool 22.
In this embodiment, the electric control valve 33 is used to control the sequence of the water discharge and return of each water discharge partition 1, when a certain water discharge partition 1 discharges waste water to the total waste water treatment station 2 or receives waste water with the water quality not up to standard detected by the total waste water treatment station 2, all electric control valves 33 on the pipeline between the water discharge partition 1 and the total waste water treatment station 2 are opened, and other electric control valves 33 are closed, so that waste water is prevented from flowing into other water discharge partitions 1, and the monitoring and treatment effects are prevented from being affected. The specific arrangement mode of the electric control valve 33 is as shown in fig. 1, and the electric control valve 33 is arranged on each waste water collecting branch pipe 31 and each accident water branch pipe 42 and is used for controlling the waste water discharge and receiving of the drainage subarea 1, wherein the drainage subarea 1 positioned at the far end is usually used as the area of the first discharge or the last discharge, and the electric control valve 33 can be optionally arranged on the branch pipe. And on the dry pipe section that every branch pipe corresponds to be connected, also can be provided with automatically controlled valve 33, specifically be located the branch pipe in front of next drainage subregion 1 to play dual insurance's effect, avoid on the branch pipe automatically controlled valve 33 inefficacy to lead to can't accomplish the emission of waste water and receive according to the order of predetermineeing. Meanwhile, the positions of the waste water collecting main pipe 32 and the accident water main pipe 41, which are close to the total waste water treatment station 2, are correspondingly connected with flow meters, so that the flow of waste water flowing into and out of the total waste water treatment station 2 can be monitored, and flow information can be timely obtained.
Specifically, in the above-described embodiment, the wastewater lift pump 14 and the liquid level meter 15 are provided in each wastewater collection tank 11, and the wastewater lift pump 14 is connected to the wastewater collection branch pipe 31 corresponding to the wastewater collection tank 11; an accident water lift pump 24 and a liquid level meter 15 are arranged in the total accident water pool 22, and the accident water lift pump 24 is connected with an accident water main 41.
In this embodiment, since gravity flow is generally used for collection and confluence of wastewater, the depth of the pipeline entering each tank is relatively deep, the wastewater needs to be lifted to the ground for subsequent treatment, and the lifting device of the wastewater can adopt a lifting pump to give enough energy to the wastewater. In the present utility model, there are two stages in which it is necessary to lift the wastewater, one stage in which the wastewater in the wastewater collection tanks 11 in the wastewater partition 1 is required to be discharged into the collection tank, and thus a wastewater lift pump 14 is provided in each wastewater collection tank 11 for lifting the wastewater, and the other stage in which the wastewater of which the total accident pool 22 does not reach the water quality is required to be discharged back to the accident pool 12 in each wastewater partition 1, and thus an accident water lift pump 24 is provided in the total accident pool 22 for lifting the wastewater. Meanwhile, a liquid level meter 15 is arranged in the waste water collecting tank 11 and the total accident water tank 22 and is used for monitoring the liquid level of the tank in real time so as to realize automatic control of the lifting pump.
Specifically, in the above embodiment, the regulating reservoir 21 includes the water intake canal 201 and the regulating reservoir 202 which are communicated, the water intake canal 201 is also communicated with the total accident reservoir 22, and the water quality on-line monitoring device 23 is provided in the water intake canal 201.
In this embodiment, a water intake channel 201 is provided at the front end of the regulating tank 21, other areas except the water intake channel 201 are used as a regulating water tank 202, and an on-line water quality monitoring device 23 is provided in the water intake channel 201, when the regulating tank 21 receives the wastewater discharged from the wastewater collecting tank 11, the wastewater firstly flows into the water intake channel 201, the on-line water quality monitoring device 23 is used for monitoring the water quality of the wastewater, when the water quality reaches the standard, the wastewater can be directly processed in the next step, and when the water quality does not reach the standard, the water intake channel 201 is separated from the regulating water tank 202, the water intake channel 201 is communicated with a total accident water tank 22, and then the wastewater with the water quality which does not reach the standard in the water intake channel 201 is discharged into the total accident water tank 22. The water intake canal 201 is arranged to realize rapid monitoring of the water quality of the wastewater discharged from the wastewater collection tank 11, and the water quality result is obtained at the first time and the wastewater is discharged to the corresponding tank for further treatment according to the result.
Further, an electric gate 27 is provided between the intake canal 201 and the total accident pool 22, and an electric gate 27 is provided between the intake canal 201 and the regulation pool 202.
In this embodiment, electric gates 27 are disposed between the water intake canal 201 and the total accident pool 22 and the adjusting pool 202, that is, when the water quality of the wastewater in the water intake canal 201 does not reach the standard, the electric gates 27 between the water intake canal 201 and the adjusting pool 202 are closed to separate the water intake canal 201 from the adjusting pool 202, and then the electric gates 27 between the water intake canal 201 and the total accident pool 22 are opened to communicate the water intake canal 201 and the total accident pool 22, so that the wastewater with the water quality not reaching the standard in the water intake canal 201 can be discharged into the total accident pool 22. The electric gate 27 is convenient to control and effectively plays a role of partition.
Specifically, in the above-described embodiment, the total wastewater treatment station 2 is further provided therein with a total treatment unit 25 and a control unit 26; the total treatment unit 25 is communicated with the regulating tank 21, the total treatment unit 25 is connected with a discharge pipeline, when the water quality on-line monitoring equipment 23 monitors that the water quality of the wastewater in the regulating tank 21 reaches the standard, the wastewater in the regulating tank 21 is discharged to the total treatment unit 25 for treatment, and the treated tail water is discharged or recycled through the discharge pipeline; the control unit 26 is connected with the water quality on-line monitoring device 23, the electric control valve 33 and all other electric components in the wastewater treatment system.
In this embodiment, a total treatment unit 25 is disposed in the total wastewater treatment station 2, and the total treatment unit 25 is configured to perform final one-step treatment on wastewater with water quality reaching the standard in the adjusting tank 21, obtain tail water after the treatment, and perform discharge or reuse on the tail water through a discharge pipeline, thereby completing the last loop of wastewater treatment. Meanwhile, a control unit 26 is arranged in the total wastewater treatment station 2, specifically, the control unit 26 is used for controlling the connection of the water quality on-line monitoring equipment 23 and the electric control valve 33 so as to realize the functions of monitoring the water quality and controlling the discharge sequence of the drainage subareas 1, and is also used for controlling other electric components in the system, such as a liquid level meter, a flowmeter, a lift pump and the like, so that the effect of controlling the functions of all the drainage subareas 1 by only using one set of control unit 26 is realized, the structure is simplified, and the efficiency is improved.
Specifically, in the above embodiment, the waste water collecting pipeline 3 and the accident water pipeline 4 are pressure flow pipelines, and are installed in an overhead manner along a bridge or installed in an underground pipe gallery/pipe ditch.
In the present embodiment, the pressure flow pipeline refers to an engineering pipeline in which fluid medium in a pipeline flows by externally applying force, and the specific installation mode of the pressure flow pipeline can be laid along a bridge frame in an overhead manner or directly installed in an underground pipe gallery/pipe ditch, and the installation mode can be specifically selected according to the actual situation of the site, so that the pressure flow pipeline has a larger application range.
Specifically, in the above-described embodiment, the pretreatment unit 13 is used to treat the wastewater in the drainage partition 1 to meet the nanotube discharge standard.
In this embodiment, the pretreatment unit 13 is labeled as a nano tube discharge standard according to which wastewater in the drainage partition 1 is treated, which generally refers to a three-level standard of "sewage discharge into town sewer quality standard" gb/t31962-2015 or "comprehensive sewage discharge standard", specifically limits the allowable discharge amount of pollutants in wastewater and harmful factors in wastewater, and meanwhile, the water quality on-line monitoring device 23 monitors the water quality based on the nano tube discharge standard.
An example of wastewater treatment using the wastewater treatment system provided by the present utility model is as follows:
firstly, determining drainage subareas, drainage periods, drainage time lengths of all the drainage subareas and parameters of all the devices, specifically dividing a drainage system in the whole area into n drainage subareas, designing drainage volumes of all the drainage subareas to be Q1, Q2 and … … Qn respectively, setting the drainage period to be t, arranging a waste water lifting pump in a waste water collecting tank in each drainage subarea, wherein the flow rate of the waste water lifting pump is q= (Q1+Q2+ … … Qn)/t, calculating the lift of the waste water lifting pump according to the lifting height and the pipeline head loss, and the drainage time length ti=qi/Q of all the drainage subareas.
Secondly, in a drainage period of normal drainage, the wastewater of the drainage subareas is discharged to a wastewater collection pipeline according to the sequence of subareas n, n-1, … … and 1 and is discharged to an adjusting tank of a total wastewater treatment station, and the drainage duration corresponding to the subareas n, n-1, … … and 1 can be calculated according to the first step to obtain a result. Specifically, before draining the water in the drainage partition i, firstly closing the electric control valves on the other waste water collecting branch pipes except the waste water collecting branch pipe i and the electric control valve on the waste water collecting main pipe before the waste water collecting branch pipe of the drainage partition i and the waste water collecting main pipe connecting point, opening the electric control valve on the waste water collecting branch pipe i and the electric control valve on the waste water collecting main pipe after the waste water collecting branch pipe of the drainage partition i and the waste water collecting main pipe connecting point, then opening the waste water lifting pump in the waste water collecting tank in the drainage partition i, closing the waste water lifting pump after the drainage partition i is long, namely finishing the drainage process of the drainage partition i, then performing the drainage flow of the drainage partition i-1, and so on.
And after the on-line monitoring equipment of the total wastewater treatment station monitors that the water quality of the wastewater in the regulating reservoir exceeds the standard, discharging the part of wastewater into a total accident water reservoir, lifting the part of wastewater into an accident water pipeline through an accident water lifting pump arranged in the total accident water reservoir, and finally returning the part of wastewater into an accident water reservoir in a corresponding drainage partition. Specifically, when the drainage partition i drains, the water quality on-line monitoring equipment of the total wastewater treatment station monitors that the water quality of the wastewater exceeds standard, firstly, a water taking channel and an adjusting pool in the adjusting pool are cut off, an electric gate between the water taking channel and the adjusting pool can be closed, then the water taking channel and the total accident pool are communicated, the out-of-standard wastewater is discharged to the total accident pool, after the accident wastewater is completely discharged to the total accident pool, the electric control valves on other accident water branch pipes except the accident water branch pipe i and the electric control valve on the accident water main pipe in front of the connection point of the accident water branch pipe and the accident water main pipe in the drainage partition i are closed, the electric control valve on the accident water branch pipe in the drainage partition i and the electric control valve on the accident water main pipe in the rear of the connection point of the accident water main pipe in the drainage partition i are opened, and finally, the accident water lifting pump arranged in the total accident pool is opened, and the accident wastewater is discharged to the accident pool in the drainage partition i.
Based on the utility model, a wastewater treatment system is provided, and wastewater in an inner zone of a chemical engineering garden is discharged in one embodiment, wherein the data are as follows:
dividing the chemical engineering park into five drainage subareas, wherein one drainage period is 24 hours, each subarea is used for continuously draining production wastewater, the drainage amount of the first drainage subarea is 5400m3/d, and the drainage duration is 9.06 hours; the drainage amount of the drainage partition II is 2600m3/d, and the drainage duration is 4.36h; the water discharge amount of the water discharge partition III is 1000m3/d, and the water discharge duration is 1.68h; the drainage amount of the drainage partition IV is 3300m3/d, and the drainage duration is 5.54h; the water discharge amount of the water discharge partition five is 2000m3/d, and the water discharge duration is 24h; the total displacement is 14300m3/d.
The chemical industry park drains to the total wastewater treatment station in sequence according to the sequence of the fifth, fourth, third, second and first drainage subareas, the flow of the wastewater lifting pump arranged in each drainage subarea is q=14300/24=596m3/h, and the pipe diameter of the wastewater collection pipeline is DN400.
Based on the utility model, there is provided a wastewater treatment system for discharging wastewater from a nonferrous metal processing park in another embodiment, the data is as follows:
dividing a nonferrous metal processing garden into four drainage subareas, wherein one drainage period is 24 hours, the production wastewater of each subarea is continuously drained, the drainage quantity of the first drainage subarea is 330m < 3 >/d, and the drainage time is 2.57 hours; the water discharge amount of the second water discharge partition is 450m3/d, and the water discharge duration is 3.51h; the water discharge amount of the water discharge partition III is 1700m3/d, and the water discharge duration is 13.25h; the water discharge amount of the water discharge partition IV is 600m3/d, and the water discharge duration is 4.68h; the total displacement is 3080m3/d.
The chemical industry park drains to the total wastewater treatment station in sequence according to the sequence of the fourth, third, second and first drainage subareas, the flow of the wastewater lifting pump arranged in each drainage subarea is q=3080/24=128 m3/h, and the pipe diameter of the wastewater collection pipeline is DN200.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (9)
1. A wastewater treatment system, comprising: a total wastewater treatment station (2), a wastewater collection pipeline (3), an accident water pipeline (4) and at least two drainage partitions (1);
a wastewater collection tank (11), an accident water tank (12) and a pretreatment unit (13) are arranged in the drainage partition (1), and the pretreatment unit (13) is respectively communicated with the wastewater collection tank (11) and the accident water tank (12);
an adjusting tank (21) and a total accident water tank (22) are arranged in the total wastewater treatment station (2), the adjusting tank (21) is communicated with the total accident water tank (22), and water quality on-line monitoring equipment (23) is arranged in the adjusting tank (21);
the waste water collecting tank (11) is communicated with the regulating tank (21) through the waste water collecting pipeline (3), the accident water tank (12) is communicated with the total accident water tank (22) through the accident water pipeline (4), and the waste water collecting pipeline (3) and the accident water pipeline (4) are respectively provided with an electric control valve (33).
2. The wastewater treatment system of claim 1, wherein,
the waste water collecting pipeline (3) comprises a waste water collecting main pipe (32) and a plurality of waste water collecting branch pipes (31), one end of the waste water collecting main pipe (32) is connected with the regulating tank (21), the other end of the waste water collecting main pipe (32) is respectively connected with the plurality of waste water collecting branch pipes (31), and the plurality of waste water collecting branch pipes (31) are respectively correspondingly connected with the waste water collecting tanks (11) in each drainage partition (1);
the accident water pipeline (4) comprises an accident water main pipe (41) and a plurality of accident water branch pipes (42), one end of the accident water main pipe (41) is connected with the total accident water pool (22), the other end of the accident water main pipe (41) is respectively connected with a plurality of the total accident water pool (22) branch pipes, and a plurality of the total accident water pool (22) branch pipes are respectively correspondingly connected with the accident water pools (12) in each drainage partition (1).
3. The wastewater treatment system of claim 2, wherein,
each waste water collecting branch pipe (31) is respectively provided with an electric control valve (33), the waste water collecting main pipe (32) is also provided with the electric control valves (33) close to each waste water collecting branch pipe (31), and the waste water collecting main pipe (32) is provided with a waste water flowmeter (34) close to the regulating tank (21);
each accident water branch pipe (42) is respectively provided with an electric control valve (33), the position, close to each accident water branch pipe (42), of the accident water main pipe (41) is also provided with the electric control valve (33), and the position, close to the total accident water pool (22), of the accident water main pipe (41) is provided with an accident water flowmeter (43).
4. The wastewater treatment system of claim 2, wherein,
a wastewater lifting pump (14) and a liquid level meter (15) are arranged in each wastewater collection tank (11), and the wastewater lifting pump (14) is connected with the wastewater collection branch pipe (31) corresponding to the wastewater collection tank (11);
an accident water lifting pump (24) and a liquid level meter (15) are arranged in the total accident water pool (22), and the accident water lifting pump (24) is connected with the accident water main pipe (41).
5. The wastewater treatment system according to claim 1, characterized in that the regulating reservoir (21) comprises a water intake canal (201) and a regulating water reservoir (202) which are communicated, the water intake canal (201) is also communicated with the total accident water reservoir (22), and the water quality on-line monitoring device (23) is arranged in the water intake canal (201).
6. The wastewater treatment system according to claim 5, characterized in that an electric gate (27) is arranged between the water intake canal (201) and the total accident water basin (22), and an electric gate (27) is arranged between the water intake canal (201) and the regulating water basin (202).
7. The wastewater treatment system according to claim 1, characterized in that a total treatment unit (25) and a control unit (26) are also arranged in the total wastewater treatment station (2);
the total treatment unit (25) is communicated with the regulating tank (21), the total treatment unit (25) is connected with a discharge pipeline, and when the water quality on-line monitoring equipment (23) monitors that the water quality of the wastewater in the regulating tank (21) reaches the standard, the wastewater in the regulating tank (21) is discharged to the total treatment unit (25) for treatment, and the treated tail water is discharged or recycled through the discharge pipeline;
the control unit (26) is connected with the water quality on-line monitoring equipment (23), the electric control valve (33) and all other electric components in the wastewater treatment system.
8. The wastewater treatment system according to claim 1, characterized in that the wastewater collection line (3) and the accident water line (4) are pressure flow lines, installed by overhead laying along a bridge or installed in an underground pipe gallery/trench.
9. The wastewater treatment system according to claim 1, characterized in that the pretreatment unit (13) is adapted to treat wastewater in the drain partition (1) to meet a nanotube discharge criterion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321136329.1U CN219730581U (en) | 2023-05-11 | 2023-05-11 | Wastewater treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321136329.1U CN219730581U (en) | 2023-05-11 | 2023-05-11 | Wastewater treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219730581U true CN219730581U (en) | 2023-09-22 |
Family
ID=88031252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321136329.1U Active CN219730581U (en) | 2023-05-11 | 2023-05-11 | Wastewater treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219730581U (en) |
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2023
- 2023-05-11 CN CN202321136329.1U patent/CN219730581U/en active Active
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