CN210481097U - Multipoint distributed urban sewage treatment system - Google Patents
Multipoint distributed urban sewage treatment system Download PDFInfo
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- CN210481097U CN210481097U CN201920853664.0U CN201920853664U CN210481097U CN 210481097 U CN210481097 U CN 210481097U CN 201920853664 U CN201920853664 U CN 201920853664U CN 210481097 U CN210481097 U CN 210481097U
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Abstract
The utility model relates to a multiple spot distributing type town sewage treatment system, including many sets of sewage treatment plant and backstage surveillance center, many sets of sewage treatment plant arranges respectively in corresponding sewage source department or near sewage treatment point, every set inside being equipped with of sewage treatment plant is used for monitoring its flow, temperature, water pressure, COD, BOD, pH valve, total nitrogen, total phosphorus, turbidity/suspended solid content's one kind or multiple monitoring subassembly or sampling point, sewage treatment plant and monitoring subassembly or sampling point respectively with backstage surveillance center wireless connection. The advantages are that: the novel mode and the novel technology for sewage treatment of the urban and residential living communities in a multipoint distributed manner realize miniaturization and concealment of sewage treatment facilities, so that a large or long-distance sewage collection pipe network or sewage transportation system does not need to be built, the efficiency and the capacity of water treatment are improved, the construction and running cost are reduced, and the emergency maneuvering capacity is also provided.
Description
Technical Field
The utility model belongs to the sewage treatment field (relate to including domestic sewage, enterprise, hospital or industrial sewage, the processing of rubbish penetrant), in particular to multiple spot distributing type town sewage treatment system.
Background
The current sewage treatment mode, whether industrial sewage treatment or domestic sewage treatment, is generally to collect sewage through sewage pipe network or vehicle transportation, and concentrate the sewage to a large-scale or medium-scale sewage treatment plant to complete the sewage treatment in a centralized treatment mode. The mode has the general characteristics that the biochemical reaction treatment tank for sewage with larger volume or occupied area is built, and the biochemical treatment technology with lower cost is applied, so that the sewage treatment is realized with relatively high efficiency and acceptable cost, and the aims of reducing COD, BOD, removing phosphorus and nitrogen and the like are fulfilled. The existing sewage treatment modes all need to build a relatively perfect sewage pipe network or a sewage collecting system, and a sewage treatment pool and facilities with a relatively large floor area are provided. For newly built residential areas or newer towns, the method can be realized through comprehensive design planning; however, for a large number of old towns in which sewage treatment systems have been built but not completed, especially for denser residential areas, more remote towns and residences, the difficulty and cost of building sewage collection systems and treatment systems is enormous. On one hand, the reconstruction cost is high, and on the other hand, the large-area and proper land is difficult to find; it is also difficult to convince surrounding residents to agree to construct large and medium-sized sewage treatment plants. The sewage in residential areas can not be effectively treated due to difficult factors of construction of various sewage treatment systems, and can only be directly discharged to peripheral rivers and lakes, so that the peripheral environment is polluted.
The sewage treatment of the existing or old residential communities and villages is a great challenge for the sewage treatment of the existing Chinese towns and villages, and one of the reasons is that no complete sewage collecting and collecting network system and sewage treatment system are provided. The discharge of substandard domestic sewage is a major source of river and lake pollution in most towns and villages. The improvement of the residential areas without the perfect sewage collecting pipe network system and sewage treatment system is realized, the construction of a large-scale sewage treatment system is developed, the improvement cost is hard to imagine, and the improvement is almost impossible to realize in many places.
In addition, the existing high-efficiency sewage treatment technology, such as a membrane treatment technology and the like, can realize the miniaturization of treatment equipment, but the membrane technology has a plurality of defects, such as only concentration of pollutants before the membrane (direct separation cannot be realized), high operation and maintenance cost and the like.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a multiple spot distributing type cities and towns sewage treatment system is provided, through a high efficiency, nimble electrocatalytic oxidation sewage treatment technique, the sewage treatment system's miniaturization and a new multiple spot distributing type's sewage treatment system have been realized, this kind of multiple spot distributing type sewage treatment mode can compensate large-scale sewage treatment system's construction difficulty and overcome the defect that current sewage treatment technique adaptability and flexibility are not enough, realize effectively the improvement of sewage and provide the emergency treatment's of sewage ability.
The utility model provides an above-mentioned technical problem's technical scheme as follows:
the utility model provides a multiple spot distributing type town sewage treatment system, including many sets of sewage treatment device and backstage monitoring center, many sets of above-mentioned sewage treatment device arranges respectively in corresponding sewage source or nearby, all be equipped with in each set of above-mentioned sewage treatment device and be used for detecting its flow, the temperature, the water pressure, COD, BOD, the pH value, total nitrogen, total phosphorus or turbidity/suspended solid one or more's monitoring subassembly or sampling point, above-mentioned sewage treatment device and monitoring subassembly or sampling point are wireless connection with above-mentioned backstage monitoring center respectively, wherein, above-mentioned sewage treatment point can select nearby to arrange at the source of sewage, include in enterprise, hotel, resident's living quarters or the greenbelt of town, constitute the distributed sewage treatment system of multiple treatment point.
The utility model has the advantages that: structural design is simple, it is reasonable, the miniaturization of sewage treatment facility has been realized to the town and resident living residential area sewage treatment new model and the new technology of multiple spot distributing type, it is disguised, no longer need to build large-scale or long distance sewage collection pipe network or sewage transport system, the construction cost has been reduced by a wide margin, and sewage treatment efficiency is high-efficient, fortune dimension low cost, and simultaneously, the sewage treatment system of every set of miniaturization all can the independent operation, maneuverability and maneuverability have been realized, when emergency appears, can equip the use or as the interim outfit of field work as emergency response promptly.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Further, each set of the sewage treatment device comprises at least one set of sewage treatment module; the sewage treatment module comprises an electrocatalytic oxidation device and a flocculation and precipitation device, wherein in the same group, a water inlet of the electrocatalytic oxidation device forms a sewage inlet, a water outlet of the electrocatalytic oxidation device is communicated with a water inlet of the flocculation and precipitation device, and a water outlet of the flocculation and precipitation device forms a water outlet; when the sewage treatment modules are provided with two or more groups, the two or more groups of the electrocatalytic oxidation devices are sequentially connected in series along the sewage flow direction to form a multi-stage electrocatalytic oxidation device, and specifically, the water outlet discharge ports of one group of the sewage treatment modules positioned at the upstream in the sewage flow direction are communicated with the sewage inlet of the downstream sewage treatment module; and when the sewage treatment module is provided with two or more groups, the monitoring components or sampling points are arranged at the sewage inlet at the upstream source and the water outlet at the downstream tail end.
The sewage treatment device has the advantages that single-stage and/or multi-stage sewage treatment can be realized simultaneously, automatic switching can be realized, namely, one stage is communicated or closed when needed, and the most efficient and economical treatment effect is achieved.
Furthermore, each set of the sewage treatment device is provided with one or more monitoring components or sampling points at a sewage inlet, a sewage outlet and/or observation points arranged inside and outside the sewage treatment device.
The beneficial effects of adopting above-mentioned further scheme are that can monitor sewage entry and clean water discharge port's liquid flow, temperature, water pressure, COD, BOD, PH value, total nitrogen, total phosphorus, turbidity/suspended solid content information effectively, do benefit to each item processing technology index that the monitoring system on-line receipt and staff are clear knows in time sewage treatment process to adjust sewage treatment plant's operating parameter in real time according to each item monitoring data above, thereby can realize sewage treatment system's real time monitoring and keep high-efficient, low-cost processing operation.
Further, still include sewage pretreatment device, above-mentioned sewage pretreatment device and above-mentioned sewage entry intercommunication are used for filtering or getting rid of the easy large granule impurity who separates in the sewage.
The beneficial effect of adopting above-mentioned further scheme is that can quick, effectual processing most large granule suspended solid or large-scale impurity in getting rid of the sewage, do benefit to subsequent high-efficient electrocatalytic oxidation treatment.
Further, above-mentioned sewage pretreatment devices is the filtering ponds, and the delivery port and the above-mentioned sewage entry intercommunication of above-mentioned filtering ponds avoid impurity content high and influence subsequent high-efficient electrocatalytic oxidation treatment effect.
The beneficial effect who adopts above-mentioned further scheme is that the filtering effect of getting rid of large granule impurity is good, and is with low costs.
Drawings
FIG. 1 is a schematic structural view of the multi-point distributed town sewage treatment system of the present invention;
FIG. 2 is a schematic structural diagram of another embodiment of the multi-point distributed urban sewage treatment system of the present invention;
fig. 3 is a flow chart of the multipoint distribution town sewage treatment process of the utility model.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
Example (b): as shown in fig. 1 and 2, the multi-point distributed town sewage treatment system of the embodiment includes a plurality of sets of sewage treatment devices and a background monitoring center, wherein the plurality of sets of sewage treatment devices are respectively arranged at sewage treatment points near corresponding sewage sources, each set of sewage treatment device is provided with one or more monitoring components or sampling points for detecting flow, temperature, water pressure, COD, BOD, ph value, total nitrogen, total phosphorus or turbidity/suspended matter of the sewage treatment device, and the sewage treatment devices and the monitoring components or the sampling points are respectively in wireless connection with the background monitoring center, wherein the sewage treatment points can be selected and arranged in enterprises, hotels, residential areas or town green belts near the sewage sources nearby.
It should be noted that: the background monitoring center is a combined system of the existing cloud server and the background terminal in the market.
Above-mentioned sewage treatment system, backstage surveillance center and numerous distribute in sewage source or nearby, including the enterprise, the hotel, the miniaturized or miniaturized sewage treatment plant in resident living quarters or the town green belt nearby, can carry out effectual processing to sewage from the source, and upload backstage surveillance center with multiple spot sewage treatment's data and carry out the real-time supervision of data and handle (storage, backup, analysis etc.) and, backstage surveillance center detects the operating parameter who adjusts each sewage treatment plant in real time according to the data message that gathers of monitoring detection component simultaneously, can be in rivers, waters such as lakes directly discharge nearby after sewage treatment finishes, entire system has following advantage:
1) by adopting a new mode of multipoint distributed urban sewage treatment, sewage treatment facilities are built at the source of sewage, a large or long-distance sewage collecting pipe network or sewage conveying system is not required to be built, the arrangement and installation of a sewage treatment device are simple, a complex sewage pipeline system is not required to be built, and the construction difficulty and the construction cost are directly reduced;
2) the sewage treatment facility is miniaturized by adopting an efficient sewage treatment technology, is placed at a sewage source, is even hidden in a green land or a peripheral green belt of a residential area, does not need to be collected and transported to a large and medium-sized sewage treatment plant through a long-distance sewage pipe network, does not need to be built in a large and medium-sized sewage treatment plant in a town residential living area or a rural area, adopts a single miniaturized sewage treatment device design, has low space occupancy rate, completely meets the requirements of town construction, and has a simple, direct and efficient sewage treatment mode;
3) adopts a high-efficiency electrocatalytic oxidation technology, and adopts a common domestic sewage treatment technology, such as: the treatment time required by the sewage biochemical treatment technology is greatly shortened, so that the efficient and rapid treatment of the sewage is realized;
4) the system adopts a real-time monitoring control technology, realizes the real-time monitoring of the whole town or regional sewage treatment system through a wireless network communication system and a cloud data technology, forms the whole town or a certain region sewage treatment and monitoring system which comprises a background monitoring center and consists of a plurality of dispersed and independently operated sewage treatment devices distributed at each sewage source, such as a residential living community or a village, realizes the sewage treatment and the real-time monitoring of the whole town or a region, comprises the unified supervision, collection, analysis, display and application of sewage treatment big data, and achieves the aims of standardization, miniaturization, integration with landscape of sewage treatment equipment, simplification of equipment operation and maintenance, low cost of sewage treatment and the like.
As a preferred embodiment, as shown in fig. 1, the sewage treatment device comprises a group (or a primary) of sewage treatment modules; the sewage treatment module comprises an electrocatalytic oxidation device and a flocculation and precipitation device, wherein in the same group, a water inlet of the electrocatalytic oxidation device forms a sewage inlet, a water outlet of the electrocatalytic oxidation device is communicated with a water inlet of the flocculation and precipitation device, and a water outlet of the flocculation and precipitation device forms a water outlet; and, when above-mentioned sewage treatment module is equipped with one set ofly, above-mentioned sewage entry, go out the water discharge port and/or above-mentioned electrocatalytic oxidation device and flocculation and precipitation device's inside or outside is equipped with above-mentioned monitoring subassembly or sampling point (specifically, guarantee at least that sewage entry and play water discharge port department are equipped with monitoring subassembly or sampling point, inside or outside electrocatalytic oxidation device and flocculation and precipitation device select suitable position selectivity according to actual monitoring demand to add monitoring subassembly can), this sewage treatment plant realizes the effective processing to sewage through single-stage electrocatalytic oxidation one-level flocculation and precipitation.
Alternatively, as a preferred embodiment, as shown in fig. 2, the sewage treatment apparatus includes two or more sets (two or more stages) of sewage treatment modules, and the two or more sets of electrocatalytic oxidation apparatuses are connected in series in the flowing direction of sewage in sequence to form a multi-stage electrocatalytic oxidation apparatus, and specifically, the effluent discharge ports of the sewage treatment modules located upstream in the flowing direction of sewage are communicated with the sewage inlet of the sewage treatment module located downstream; and, when above-mentioned sewage treatment module is equipped with two sets and more than two sets, be located the above-mentioned sewage entry of upper reaches source (be located the foremost one in the multiunit electrocatalytic oxidation device of series connection) and be located the above-mentioned delivery port department of low reaches end (be located the rearmost one in the multiunit electrocatalytic oxidation device of series connection) and be equipped with above-mentioned monitoring subassembly or sampling point (specifically, it is equipped with monitoring subassembly or sampling point to ensure at least to be located the sewage entry of connecting the head end in order and the delivery port department of afterbody, it can to select suitable position selectivity to add the monitoring subassembly in the inside or outside of other every group electrocatalytic oxidation device and every group flocculation and precipitation device according to actual monitoring demand), this sewage treatment plant realizes the high-efficient advanced treatment to sewage through multistage efficient electrocatalytic oxidation technology.
Adopt above-mentioned single-stage or multistage sewage treatment mode as required, each set of sewage treatment plant can all realize the miniaturization of complete sewage treatment device, sled dress ization or containerization promptly, and the equipment of this type of miniaturization has greatly reduced the requirement to the construction environment, for example: the occupied area is greatly reduced, even the occupied area can be reduced to 30 to 50 square meters, underground or semi-underground installation or concealment in a green belt or a landscape area in or near a residential living area is realized, and finally beautification or integration with the landscape of the sewage treatment equipment can be realized, the whole system is distributed at multiple points at the source of sewage including enterprises, hotels, residential living districts or urban green belts through a miniature or miniaturized sewage treatment device, sewage is effectively treated and pollutants are separated and recovered at the source of the sewage, the data acquisition of each sewage treatment point is uploaded to a background monitoring center for real-time monitoring analysis and treatment (storage, backup and the like) of the data, the background control center simultaneously adjusts the operating parameters of each set of electrocatalytic oxidation sewage treatment device in real time according to the data information acquired by the monitoring and detecting components, for example, the output power of electrocatalytic oxidation and various flow control are regulated, and the treated clean water reaching the standard can be directly discharged or recycled in nearby rivers, lakes and other water areas.
Certainly, in a set of sewage treatment device, the multiple groups of sewage treatment modules can be designed to be used in a serial or parallel mode according to actual requirements, and the multiple groups of sewage treatment modules are connected in parallel to improve the treatment capacity; the multiple groups of sewage treatment modules are connected in series to form multi-stage treatment, and then the advanced treatment of sewage can be completed until the treatment and discharge requirements are met.
It should be noted that: the parameter adjustment of the electrocatalytic oxidation sewage treatment device is the prior art, and operating personnel or an intelligent automatic control system can adjust various operating parameters of the electrocatalytic oxidation sewage treatment device in real time according to information data acquired by detection of the monitoring and detecting assembly.
The electrocatalytic oxidation device is an existing electrocatalytic oxidation device in the current market, and the flocculation sedimentation device is an existing flocculation sedimentation tank in the market.
As a preferred embodiment, the monitoring and detecting component comprises one or more of the following parameters: flow, temperature, water pressure, COD, BOD, pH value, total nitrogen, total phosphorus, turbidity/suspended matter content, at least two groups of flow sensors or sampling points, wherein at least the flow sensors can be respectively arranged at an inlet and an outlet of equipment and/or a point of interest, a sewage inlet and a water outlet of each group of sewage treatment modules, or arranged in each group of electrocatalytic oxidation device and/or flocculation precipitation device and respectively wirelessly connected with the background monitoring center, so that the flow, pressure, COD (chemical oxygen demand) and other size data of the sewage inlet and the water outlet of each group of sewage treatment modules or the inside of the electrocatalytic oxidation device and/or flocculation precipitation device can be monitored in real time, and whether the device runs normally or is in abnormal conditions such as blockage, treatment efficiency reduction or excessive treatment and the like can be judged, and moreover, the sewage treatment capacity can be accurately measured, and meanwhile, the operation parameters of each set of electrocatalytic oxidation sewage treatment device are adjusted in real time through a background monitoring center according to information such as the flow of a sewage inlet, a water outlet and the like.
As a preferred embodiment, the monitoring and detecting assembly further includes at least two sets of temperature sensors, the at least two sets of temperature sensors are respectively disposed at the sewage inlet and the water outlet of each set of sewage treatment module, or disposed in each set of the electrocatalytic oxidation device and/or the flocculation and precipitation device, and are respectively wirelessly connected to the background monitoring center, so as to detect water temperature information at the sewage inlet and the water outlet of each set of sewage treatment module or inside the electrocatalytic oxidation device and/or the flocculation and precipitation device in real time, so as to facilitate an operator to analyze various conditions, parameters, indexes and the like of sewage treatment, and simultaneously, according to comprehensive information of water temperature and flow at the sewage inlet and the water outlet, the background monitoring center adjusts the operation parameters of each electrocatalytic oxidation device in real time.
As a preferred embodiment, above-mentioned monitoring detection subassembly still includes at least two sets of water pressure sensor, at least two sets of water pressure sensor distribute respectively in the sewage entry and the delivery port department of every sewage treatment module of group, perhaps set up in the above-mentioned electrocatalytic oxidation device of every group and/or flocculation and precipitation device, and respectively with above-mentioned backstage surveillance center wireless connection, can carry out effective control to the sewage entry and the delivery port department of every sewage treatment module of group or the inside water pressure of electrocatalytic oxidation device and/or flocculation and precipitation device, be convenient for the operating personnel according to the water pressure situation judge whether the inside processing situation of single device is good.
As a preferred embodiment, the monitoring and detecting assembly further includes at least two groups of COD sensors, where the at least two groups of COD sensors are respectively disposed at the sewage inlet and the water outlet of each group of sewage treatment module, or disposed in each group of the electrocatalytic oxidation apparatus and/or the flocculation and precipitation apparatus, and are respectively wirelessly connected to the background monitoring center, where Chemical Oxygen Demand (COD) (chemical oxygen demand) is an amount of oxidant consumed when a certain strong oxidant is used to treat a water sample under a certain condition. It is an index showing the amount of reducing substances in water. The reducing substances in the water include various organic substances, nitrites, sulfides, ferrous salts, and the like, but the reducing substances are mainly organic substances. Therefore, the Chemical Oxygen Demand (COD) is often used as an index for measuring the content of organic substances in water, the larger the chemical oxygen demand is, the more serious the water body is polluted by the organic substances is, the operating personnel can judge the treatment effect on the organic substances in the sewage treatment process according to the monitoring data of the COD index, and simultaneously, the operating parameters of each electrocatalytic oxidation device are adjusted in real time through the background monitoring center according to the comprehensive condition information of the water temperature, the flow and the COD at the sewage inlet and the water outlet of each group of sewage treatment modules or in the electrocatalytic oxidation device and/or the flocculation and precipitation device.
As a preferred embodiment, the monitoring and detecting assembly further comprises at least two BOD sensor data collecting sets, at least two BOD sensor data collecting points are respectively disposed at the sewage inlet and the sewage outlet, or disposed in each of the electrocatalytic oxidation apparatus and/or the flocculation and sedimentation apparatus, and are respectively wirelessly connected to the background monitoring center, wherein BOD (biochemical oxygen demand), which is an important indicator indirectly indicating the degree of pollution of the water body by the organic matter using the dissolved oxygen consumed by the microbial metabolism. The definition is as follows: under aerobic conditions, the amount of free oxygen consumed by aerobic microorganisms for oxidative decomposition of organic matters in unit volume of water is expressed as milligrams per liter (O2, mg/l) of oxygen, a background monitoring system or an operator can know the treatment effect and the condition of organic pollutants in the sewage treatment process according to BOD indexes, and adjust the operating parameters, such as voltage, current and the like, of each set of electrocatalytic oxidation device in real time according to the detected monitoring information.
As a preferred embodiment, the monitoring and detecting assembly further includes at least two sets of ammonia nitrogen sensors, at least two sets of ammonia nitrogen sensors collect data, and a collection point may be respectively disposed at the sewage inlet and the water outlet, or disposed in each set of the electrocatalytic oxidation apparatus and/or the flocculation and precipitation apparatus, and is wirelessly connected to the background monitoring center, where ammonia nitrogen refers to nitrogen existing in the form of free ammonia (NH3) and ammonium ions (NH4 +). The nitrogen content of the animal organic matter is generally higher than that of the plant organic matter. Meanwhile, nitrogen-containing organic matters in human and animal excreta are unstable and are easily decomposed into ammonia. Therefore, the content of ammonia nitrogen in water indicates the combined nitrogen existing in the form of ammonia or ammonium ions when increasing, a monitoring system or a worker can timely monitor the change of the index of non-ionic ammonia nitrogen in the water body in real time and obtain effective treatment effect, and simultaneously, according to the data of the water temperature, the flow, COD (chemical oxygen demand) and the ammonia nitrogen concentration comprehensive condition information of free ammonia (NH3) and ammonium ions (NH4+) in the water body at the sewage inlet and the water outlet of each group of sewage treatment modules or the inside of the electrocatalytic oxidation device and/or the flocculation and precipitation device, the operation parameters of each electrocatalytic oxidation device are adjusted in real time through a background monitoring center.
As a preferred embodiment, the monitoring and detecting assembly further includes at least two sets of PH sensors for monitoring, wherein the at least two sets of PH sensors can be respectively disposed at the sewage inlet and the water outlet, or disposed in each set of the electrocatalytic oxidation apparatus and/or the flocculation and precipitation apparatus, and are respectively wirelessly connected to the background monitoring center, so as to monitor the PH change of the liquid at the sewage inlet and the water outlet during the sewage treatment process, so as to know the PH index parameter of the sewage treatment, and meanwhile, according to the comprehensive information of the water temperature, the flow rate, the COD, the concentration of free ammonia (NH3) and ammonium ions (NH4+) in the sewage inlet and the water outlet of each set of the sewage treatment modules, or the concentrations and the PH values of the electrocatalytic oxidation apparatus and/or the flocculation and precipitation apparatus, and adjusting the operating parameters of the pH value balance adjusting system of each electrocatalytic oxidation device in real time through a background monitoring center.
As a preferred embodiment, the monitoring and detecting assembly further includes at least two sets of total nitrogen and total phosphorus content monitoring detectors, the two sets of nitrogen and phosphorus monitoring detectors may be respectively disposed at the sewage inlet and the sewage outlet, or disposed in each set of the electrocatalytic oxidation apparatus and/or the flocculation and precipitation apparatus, and are respectively wirelessly connected to the background monitoring center, so as to effectively and timely monitor the total nitrogen and total phosphorus content in the sewage and the change of the treatment condition, thereby facilitating the solution of the eutrophication problem in the sewage, and meanwhile, according to the comprehensive analysis information of the collected data of the water temperature, the flow rate, the COD at the sewage inlet and the sewage outlet of each set of sewage treatment module, or the concentrations of free ammonia (NH3) and ammonium ions (NH4+), the PH value and the nitrogen and phosphorus content in the water body, and adjusting the operation parameters of the total nitrogen and total phosphorus content control system of each electrocatalytic oxidation device in real time through a background monitoring center.
The sampling points are arranged at any meaningful detection positions of each set of sewage treatment device, and sewage information at the detection positions is obtained through manual sampling detection or instrument sampling detection.
The device comprises a sewage inlet, a sewage outlet and a sewage pretreatment device, wherein the sewage inlet is communicated with the sewage inlet, and the sewage inlet is used for removing large granular impurities in the sewage which are easy to remove, so that the follow-up electrocatalytic oxidation treatment process is facilitated to be carried out efficiently.
As a preferred embodiment, the sewage pretreatment device is a filtration tank or an air flotation tank, and a water outlet of the filtration tank or the air flotation tank is communicated with the sewage inlet, so that a large amount of suspended matters easy to separate can be effectively treated and removed.
The design idea of the utility model is that: the sewage treatment is arranged at the source, so that the direct discharge and the sewage reuse (landscape water, reclaimed water, and the like) after the sewage treatment reaches the standard are realized, and simultaneously, the following steps are realized: the water is saved, the cost is reduced, the living environment of rivers and residents is protected, and a large amount of infrastructure cost and construction period (including large-scale infrastructure cost such as no need of excavating and laying a pipeline system) are saved. In addition, the technology changes a mode of collecting and centralized treating sewage in large and medium-sized sewage treatment plants through a pipe network and changes a new mode and a new technology of treating sewage in urban and rural residential communities in a multipoint distribution manner, thereby realizing sewage treatment with high efficiency, miniaturization and low operation and maintenance cost. The miniaturized treatment equipment can realize integrated beautification design with street greenbelts or landscapes, and can be buried in the ground partially or completely. The popularization and application of the technology can help the environment of people to recover green water of the green mountain.
As shown in fig. 3, the sewage treatment process of the multi-point distributed town sewage treatment system comprises the following steps:
step one, sewage pretreatment, specifically, sewage flows into a sewage pretreatment device of each set of treatment point to remove part of impurities or suspended matters in advance;
secondly, performing electrocatalytic oxidation treatment, specifically, allowing the sewage pretreated in the first step to enter a sewage treatment device for single-stage or multi-stage electrocatalytic oxidation and flocculation precipitation treatment, and discharging the treated sewage out of the sewage treatment device or allowing the treated sewage to flow into a next-stage sewage treatment device;
step three, treating the residues, specifically, separating the residues precipitated in the flocculation precipitation device in the treatment process of the step two, drying and compressing the residues, and recovering the residues;
in the whole treatment process, the real-time monitoring and detection of various index data in the sewage treatment process are completed through the monitoring component or the sampling point, and various index data of sewage treatment in the sewage treatment device are sent to the background monitoring center; and the background monitoring center adjusts and controls the electrocatalytic oxidation sewage treatment devices of each group of sewage treatment points by adjusting relevant control parameters (the control parameters comprise the output running power, the water inlet and outlet flow, the medicament injection amount and the like of each group of electrocatalytic oxidation devices) in real time according to the index data.
The whole process is simple, and can effectively and efficiently treat the sewage.
The above description is only for the embodiments of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a multiple spot distributing type town sewage treatment system which characterized in that: the system comprises a plurality of sewage treatment devices and a background monitoring center, wherein the sewage treatment devices are respectively arranged at or near corresponding sewage sources, each sewage treatment device is provided with one or more monitoring components or sampling points for detecting the flow, temperature, water pressure, COD, BOD, pH value, total nitrogen, total phosphorus or turbidity/suspended matters of the sewage treatment device, and the monitoring components or sampling points are respectively in wireless connection with the background monitoring center, wherein the sewage treatment devices can be selected and arranged nearby in green belts of enterprises, hotels and residential quarters at the sewage sources or nearby cities and towns.
2. The multipoint distributed town sewage treatment system according to claim 1, wherein: each set of the sewage treatment device comprises at least one set of sewage treatment module; the sewage treatment module comprises an electrocatalytic oxidation device and a flocculation precipitation device, wherein in the same group, a water inlet of the electrocatalytic oxidation device forms a sewage inlet, a water outlet of the electrocatalytic oxidation device is communicated with a water inlet of the flocculation precipitation device, and a water outlet of the flocculation precipitation device forms a water outlet; when the sewage treatment modules are provided with two or more groups, the two or more groups of the electrocatalytic oxidation devices are sequentially connected in series along the sewage flow direction to form a multi-stage electrocatalytic oxidation device, and specifically, the water outlet discharge ports of one group of the sewage treatment modules positioned at the upstream in the sewage flow direction are communicated with the sewage inlet of the downstream sewage treatment module; and when the sewage treatment module is provided with one group, the monitoring component or the sampling point is arranged in the sewage inlet, the water outlet and/or the inside or outside of the electrocatalytic oxidation device and the flocculation and precipitation device, and when the sewage treatment module is provided with two or more groups, the monitoring component or the sampling point is arranged at the sewage inlet at the upstream source and the water outlet at the downstream tail end.
3. The multipoint distributed town sewage treatment system according to claim 2, wherein: one or more monitoring components or sampling points are respectively arranged at a sewage inlet, a water outlet and/or observation points arranged inside and outside the sewage inlet and the water outlet of each sewage treatment device.
4. The multipoint distributed urban sewage treatment system according to any of claims 2 or 3, characterized in that: still include sewage pretreatment devices, sewage pretreatment devices with sewage entry intercommunication for detach the partial impurity of easy separation in the sewage, make the sewage of inflow be convenient for the electricity catalytic oxidation and handle.
5. The multipoint distributed town sewage treatment system according to claim 4, wherein: the sewage pretreatment device is a filtering tank or an air flotation tank, and a water outlet of the filtering tank or the air flotation tank is communicated with the sewage inlet.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110240330A (en) * | 2019-06-06 | 2019-09-17 | 华赢管道监测技术服务(湖北)有限公司 | A kind of multiple spot distribution town sewage treatment system and treatment process |
| CN112785193A (en) * | 2021-02-04 | 2021-05-11 | 广东鹏裕建设有限公司 | Reservoir omnibearing monitoring method and system, computer equipment and storage medium |
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2019
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110240330A (en) * | 2019-06-06 | 2019-09-17 | 华赢管道监测技术服务(湖北)有限公司 | A kind of multiple spot distribution town sewage treatment system and treatment process |
| CN112785193A (en) * | 2021-02-04 | 2021-05-11 | 广东鹏裕建设有限公司 | Reservoir omnibearing monitoring method and system, computer equipment and storage medium |
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