CN113959489A - Online monitoring system and monitoring method for river-entering rainwater drainage port - Google Patents
Online monitoring system and monitoring method for river-entering rainwater drainage port Download PDFInfo
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 112
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Abstract
The invention discloses an online monitoring system of a river-entering rainwater drainage port, which comprises a data acquisition unit, a data control host and a remote data server, wherein the data acquisition unit comprises a metering monitoring box and a sensor, a wireless data communication module is in wireless communication connection with the data control host, the data control host is connected with the remote data server through a mobile communication network, the data control host is sequentially in communication connection with a plurality of wireless data communication modules in a polling mode, real-time monitoring data acquired by the sensor are acquired, and then the data are uploaded to the remote data server. The invention also discloses an online monitoring method of the river rainwater drainage port. Through the analysis to the monitoring data, judge the possibility that the rainwater drain outlet of going into the river has the muddy grafting phenomenon of rain and sewage, manage and provide reliable foundation for the supervision of drainage pipe network, realized whether having the long-term monitoring of the muddy grafting condition of sewage to the rainwater drain outlet of going into the river.
Description
Technical Field
The invention relates to an online monitoring system and a monitoring method for a river-entering rainwater discharge port, and belongs to the technical field of water quality treatment of river-entering sewage discharge ports.
Background
With the rapid development of economy in China, the problem of urban pollution is increasingly serious. The urban black and odorous water body seriously influences the urban ecological environment, particularly the water environment, and if the urban black and odorous water body cannot be timely treated, the original water ecological circulation system is damaged, and the normal life of urban residents is influenced.
The black and odorous urban water is one of outstanding water environment problems, wherein the problems are in water, the source is on the shore, the key is at a discharge port, and the core is in a pipe network. At present, the rainwater and sewage mixed connection phenomenon of a rainwater pipe network is serious, the pipe network cannot be seen and found, the problem is obvious, the quality improvement and the efficiency increase of sewage treatment are very difficult tasks, and the key breakthrough lies in the supervision and treatment of a river sewage outlet. The effective management of the river-entering sewage discharge outlet is an important means for controlling the total amount of pollutants entering the river, and is an important guarantee measure for protecting water resources and improving water environment.
In the existing river sewage draining exit, the sewage draining exit with larger proportion is a rainwater draining exit with rainwater and sewage mixed connection phenomenon. Therefore, the monitoring of the river rainwater discharge port is an important task, and effective measures can be taken as soon as possible before the serious water pollution is discovered in time to reduce the risk of water environment pollution.
The rain and sewage mixed connection problem can be judged by technical modes such as water quality detection, flow monitoring and the like, or monitored and supervised by online monitoring equipment. However, the municipal pipe network discharge ports discharged into the river channel are large in number, the existing online monitoring equipment is large in detection index, large in size and high in manufacturing cost, and professional technicians are needed for maintenance operation, so that it is difficult to determine whether sewage is mixed into the rainwater discharge ports through the above modes, and if a manual investigation method is used, the manpower and capital investment is large, and the effect is poor. Therefore, a monitoring system and a monitoring method for the river rainwater drainage port, which are convenient to install, low in manufacturing cost, high in efficiency and good in monitoring and supervision effects, are lacking at present.
Disclosure of Invention
The invention aims to provide an online monitoring system for a river-entering rainwater drainage port, which can timely find the rainwater drainage port with a rainwater and sewage mixed drainage phenomenon, provide a basis for the source-tracing regulation of the drainage port and reduce the risk of water environment pollution.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
an on-line monitoring system for a river-entering rainwater discharge port comprises a plurality of data acquisition units, a data control host and a remote data server which are arranged around the river-entering rainwater discharge port,
the data acquisition unit comprises a metering monitoring box and a sensor, a wireless data communication module and a battery module are arranged in the metering monitoring box, the wireless data communication module is respectively and electrically connected with the battery module and the sensor, the battery module is electrically connected with the sensor,
the wireless data communication module is in wireless communication connection with the data control host, the data control host is connected with the remote data server through a mobile communication network, and the data control host acquires data acquired by the wireless data communication module in a polling mode and uploads the data to the remote data server.
Further, according to monitoring needs, the sensor is a switch type sensor rainwater monitoring sensor or/and a water level sensor or/and a pH sensor.
Furthermore, the shell of the metering monitoring box is an IP68 protection box, so that the water vapor corrosion on the monitoring site can be prevented, and the stable work of the equipment is ensured.
Further, in order to be convenient for install around the rainwater discharge port pipeline of going into the river, realize whole control, the length of measurement monitoring box is 180mm, and the width is 60mm, and the height is 30 mm.
Further, the transmission distance between the data acquisition unit and the data control host is 1 kilometer.
The invention also provides an online monitoring method of the river-entering rainwater drainage port, which comprises the following steps:
s1 river rainwater drainage outlet code
Numbering the determined river entering rainwater drainage ports;
s2, field installation of equipment
The online monitoring system for the river rainwater drainage port of claim 1 is installed, the data acquisition units are installed around the river rainwater drainage port, and the numbers of the river rainwater drainage port correspond to the data acquisition units one by one, so that the whole-process monitoring is realized;
s3, collecting and transmitting data of monitoring system
The sensors collect data of corresponding river rainwater discharge ports, then signals are transmitted to the wireless data communication module, the data control host collects the data obtained by the wireless data communication module in a polling mode, and then the data are uploaded to the remote data server through the mobile communication network;
s4, data comparison analysis
The signals collected by the remote data server include:
the switch type sensor signals are respectively 0, 1 and 2, wherein 0 represents that no water flow indication exists in the pipeline of the river rainwater discharge port, 1 represents that water flow flows to a river channel in the pipeline of the river rainwater discharge port, 2 represents the river rainwater discharge port, and the water flow of the river channel flows back to the pipeline; the signals of the rainwater monitoring sensors are respectively 0 and 1, wherein 0 represents that the current row opening position does not rain, and 1 represents that the current row opening position rains;
rain and sewage mixed connection data judgment mode:
when the signal of the switch sensor is '0', if the signal of the rainwater monitoring sensor is '0', the drainage phenomenon does not occur in sunny days, and the drainage port has no sewage drainage risk temporarily; when the signal of the switch sensor is '0', if the signal of the rainwater monitoring sensor is '1', the drainage port does not discharge water in rainy days, and at the moment, the drainage port is judged to be possibly blocked; when the signal of the switch sensor is '1', if the signal of the rainwater monitoring sensor is '0', the rainwater and sewage mixed connection grade is high, and the situation needs to be prompted by an alarm and the site traceability investigation work is carried out; when the signal of the switch sensor is '1', if the signal of the rainwater monitoring sensor is '1', the rainwater and sewage mixed connection risk is low in rainy days, but the rainwater and sewage mixed connection risk cannot be eliminated, whether the phenomenon of rainwater and sewage stealing exists can be judged in an auxiliary mode through other sensors, if the pH value of the pH value sensor is smaller than 6 or larger than 9, the rainwater and sewage quality difference is shown, the phenomenon of rainwater and sewage stealing exists in rainy days, and field tracing and investigation are needed; when the signal of the switch sensor is '2', if the signal of the rainwater monitoring sensor is '0', the water outlet is positioned below the water level of the river channel, the phenomenon of river water/seawater backflow occurs, and after the signal is '2', a situation that the signal is '1' may occur, which is because the signal is abnormal due to the fact that the flow direction of the river water/seawater backflow is repeated, the situation is determined as a special situation, and the source tracing and the inspection are not needed for the moment, and when the signal of the switch sensor is '2', if the signal of the rainwater monitoring sensor is '1', the situation that the river water/seawater backflow site occurs in rainy days, and the source tracing and the inspection are not needed for the moment.
Further, in step S2, the measurement monitoring box in the data acquisition unit is fixed to the top of the river rainwater drainage pipe, and is fixed by a self-tapping screw if the drainage pipe is a PVC pipe, and is fixed by an expansion screw if the drainage pipe is a cement pipe, and is fixed by a strong magnetic material if the drainage pipe is a cast iron pipe
Further, in step S2, the measurement monitoring box in the data acquisition unit is fixed to the flood wall outside the river rainwater discharge pipeline, and is fixed by a self-tapping screw if the discharge pipeline is a PVC pipe, and is fixed by an expansion screw if the discharge pipeline is a cement pipe, and is fixed by a strong magnet if the discharge pipeline is a cast iron pipe.
Further, in step S3, the data control host acquires data obtained by the wireless data communication module at regular time, and uploads all the stored data to the remote data server according to a set time period.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention can monitor whether the river rainwater discharge port has the mixed sewage connection condition for a long time, judge the possibility of the mixed sewage connection phenomenon of the river rainwater discharge port by analyzing the monitoring data, and provide reliable foundation basis for the supervision and treatment of the drainage pipe network.
2. The online monitoring system and the monitoring method can realize online monitoring of a plurality of river-entering rainwater discharge ports simultaneously, greatly improve monitoring efficiency and play an important role in improving water environment quality.
3. The data acquisition unit of the on-line monitoring system adopts the wireless data communication module and the battery module, and the wireless data communication module adopts interval data transmission, so that the power consumption is reduced, and the monitoring time of the data acquisition unit is prolonged.
4. The metering monitoring box of the online monitoring system is small in size and easy to install around a river rainwater discharge port pipeline, and the river rainwater discharge ports can be monitored in the whole process at the same time.
5. The on-line monitoring system has low manufacturing cost, has low monitoring cost through a wireless networking function, is convenient to install and maintain, and is suitable for popularization and application in the industry.
Drawings
FIG. 1 is a schematic view of an on-line monitoring system for a river rainwater drainage port according to the present invention;
FIG. 2 is a schematic diagram of a data acquisition unit according to the present invention;
FIG. 3 is a schematic diagram of a data acquisition unit according to the present invention;
fig. 4 is a schematic view of the installation of a data acquisition unit according to the present invention.
Detailed Description
The invention is described in further detail below with reference to the figures and specific examples. The objects, aspects and advantages of the present invention will become more apparent from the following description. It should be understood that the described embodiments are preferred embodiments of the invention, and not all embodiments.
Referring to fig. 1 to 3, an online monitoring system for a river rainwater drainage port includes a plurality of data acquisition units 1 installed around the river rainwater drainage port, a data control host 2, and a remote data server 3.
The data acquisition unit 1 comprises a metering monitoring box 10 and a sensor 11, and the shell of the metering monitoring box adopts an IP68 protective box design, so that the water vapor corrosion of a monitoring field can be prevented, and the stable work of equipment is ensured. The volume of measurement monitoring box is less, and its length is 180mm, and the width is 60mm, and highly is 30mm, is convenient for install around the rainwater discharge port pipeline of entering the river, realizes whole control.
The metering monitoring box 10 is internally provided with a wireless data communication module 101 and a battery module 102, the wireless data communication module 101 is electrically connected with the battery module 102, the wireless data communication module 101 is connected with the sensor 11 through a data line 12, and the battery module 102 is electrically connected with the sensor 11 and can supply power to the sensor. According to monitoring needs, the sensor 11 comprises one or more of a switch type sensor, a rainwater monitoring sensor, a water level sensor and a pH sensor, and is used for collecting drainage signals, water level signals, pH signals and the like.
The wireless data communication module 101 is connected with the data control host 2 in a wireless communication mode, the data control host 2 is connected with the remote data server 3 through a mobile communication network, the data control host 2 collects data collected by the wireless data communication module 101 in a polling mode through a wireless network (the transmission distance is 1 kilometer), and then uploads the data to the remote data server 3 to avoid back and forth wave in the field. The data control host 2 can store data and can store monitoring data for at least 3 months.
The invention also provides an online monitoring method of the river-entering rainwater drainage port, which comprises the following steps:
s1 river rainwater drainage outlet code
Numbering the determined river entering rainwater drainage ports;
s2, field installation of equipment
The online monitoring system for the river rainwater drainage port of claim 1 is installed, the data acquisition units are installed around the river rainwater drainage port, and the numbers of the river rainwater drainage port correspond to the data acquisition units one by one, so that the whole-process monitoring is realized;
s3, collecting and transmitting data of monitoring system
The sensors collect data of corresponding river rainwater discharge ports, then signals are transmitted to the wireless data communication module, the data control host collects the data obtained by the wireless data communication module in a polling mode, and then the data are uploaded to the remote data server through the mobile communication network;
s4, data comparison analysis
The signals collected by the remote data server include:
the switch type sensor signals are respectively 0, 1 and 2, wherein 0 represents that no water flow indication exists in the pipeline of the river rainwater discharge port, 1 represents that water flow flows to a river channel in the pipeline of the river rainwater discharge port, 2 represents the river rainwater discharge port, and the water flow of the river channel flows back to the pipeline; the signals of the rainwater monitoring sensors are divided into two types, namely 0 and 1, wherein 0 represents that the current row opening position does not have rainfall, and 1 represents that the current row opening position has rainfall. And other sensors acquire corresponding monitoring values, such as pH value, water level and the like. If the rainwater monitoring sensor is not installed in the monitoring system, the monitoring data of the local meteorological station can be connected to the data control host to be used as rainfall reference data for analysis, and the data of other sensors can obtain corresponding monitoring values, such as pH value, water level and the like.
Rain and sewage mixed connection data judgment mode:
when the signal of the switch sensor is '0', if the signal of the rainwater monitoring sensor is '0', the drainage phenomenon does not occur in sunny days, and the drainage port has no sewage drainage risk temporarily. When the signal of the switch sensor is '0', if the signal of the rainwater monitoring sensor is '1', the drainage port does not discharge water in rainy days, and at the moment, the drainage port is judged to be possibly blocked. When the signal of the switch sensor is '1', if the signal of the rainwater monitoring sensor is '0', the rainwater phenomenon appears on sunny days, the rainwater and sewage mixed connection level is high, and the situation needs alarm prompt and field traceability investigation work is carried out. When switch sensor signal is "1", if rainwater monitoring sensor signal is "1" then show, the rainy day goes out water, and the rain and sewage mixed joint risk of this condition is lower, but can not get rid of the rain and sewage mixed joint risk, and whether the supplementary judgement of accessible other sensors has the rainy day and steals the sewage phenomenon. If the pH value of the sensor is less than 6 or more than 9, the pH value sensor indicates that the quality of rainwater outlet water is poor, the phenomenon of stealing sewage in rainy days exists, and field tracing and investigation are needed. When the signal of the switch sensor is '2', if the signal of the rainwater monitoring sensor is '0', the water outlet is positioned below the water level of the river channel, the river water/seawater backflow phenomenon occurs, and after the signal is '2' for a period of time, the signal may be '1', which is due to the signal abnormality caused by the flow direction repetition of the river water/seawater backflow, and the situation is determined as a special situation, and source tracing and drainage are not needed for the moment. When the signal of the switch sensor is '2', if the signal of the rainwater monitoring sensor is '1', the situation that the river water/seawater flows backwards in rainy days is shown, and source tracing and investigation are not needed for the moment.
In step S2, the metering monitoring box in the data collecting unit may be fixed on the top of the river rainwater drainage pipeline, or as shown in fig. 4, the metering monitoring box 10 may be fixed on the flood control wall 14 outside the river rainwater drainage pipeline. If the discharge pipe 13 is a PVC pipe, it is fixed by a self-tapping screw, if the discharge pipe is a cement pipe, it is fixed by an expansion screw, and if the discharge pipe is a cast iron pipe, it is fixed by a strong magnetic force.
In step S3, the data control host acquires data obtained by the wireless data communication module at regular time, and uploads all the stored data to the remote data server according to a set time period. Therefore, the power consumption can be reduced, and the monitoring time of the data acquisition unit is prolonged.
The invention can monitor whether the river rainwater discharge port has the mixed sewage connection condition for a long time, judge the possibility of the mixed sewage connection phenomenon of the river rainwater discharge port by analyzing the monitoring data, and provide reliable foundation basis for the supervision and treatment of the drainage pipe network. The online monitoring system and the monitoring method can realize online monitoring of a plurality of river-entering rainwater discharge ports simultaneously, greatly improve monitoring efficiency and play an important role in improving water environment quality.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the scope of the present invention, and it is obvious that any person skilled in the art can easily conceive of alternative or modified embodiments based on the above embodiments and these should be covered by the present invention.
Claims (9)
1. The utility model provides an online monitoring system of river rainwater drain port which characterized in that:
comprises a plurality of data acquisition units arranged around a river rainwater discharge port, a data control host and a remote data server,
the data acquisition unit comprises a metering monitoring box and a sensor, a wireless data communication module and a battery module are arranged in the metering monitoring box, the wireless data communication module is respectively and electrically connected with the battery module and the sensor, the battery module is electrically connected with the sensor,
the wireless data communication module is connected with the data control host through wireless communication, the data control host is connected with the remote data server through a mobile communication network, and the data control host sequentially collects real-time data monitored by the sensors collected by the wireless data communication module through a polling mode and uploads the data to the remote data server.
2. An on-line monitoring system for a storm water discharge into a river according to claim 1 wherein:
the sensor comprises a switch type sensor or/and a rainwater monitoring sensor or/and a water level sensor or/and a pH sensor or/and a flowmeter.
3. An on-line monitoring system for a storm water discharge into a river according to claim 1 wherein:
the shell of the metering monitoring box is an IP68 protective box.
4. An on-line monitoring system for a storm water discharge into a river according to claim 3 wherein:
the length of measurement monitoring box is 180mm, and the width is 60mm, and the height is 30 mm.
5. An on-line monitoring system for a storm water discharge into a river according to claim 1 wherein:
the transmission distance between the data acquisition unit and the data control host is 1 kilometer.
6. An online monitoring method for a river entering rainwater drainage port is characterized by comprising the following steps:
s1 river rainwater drainage outlet code
Numbering the determined river entering rainwater drainage ports;
s2, field installation of equipment
The online monitoring system for the river rainwater drainage port of claim 1 is installed, the data acquisition units are installed around the river rainwater drainage port, and the numbers of the river rainwater drainage port correspond to the data acquisition units one by one, so that the whole-process monitoring is realized;
s3, collecting and transmitting data of monitoring system
The data control host acquires real-time data monitored by the sensors obtained by the wireless data communication module in a polling mode and uploads the data to a remote data server through a mobile communication network;
s4, data comparison analysis
The signals collected by the remote data server include:
the switch type sensor signals are respectively 0, 1 and 2, wherein 0 represents that no water flow indication exists in the pipeline of the river rainwater discharge port, 1 represents that water flow flows to a river channel in the pipeline of the river rainwater discharge port, 2 represents the river rainwater discharge port, and the water flow of the river channel flows back to the pipeline; the signals of the rainwater monitoring sensors are respectively 0 and 1, wherein 0 represents that the current row opening position does not rain, and 1 represents that the current row opening position rains;
rain and sewage mixed connection data judgment mode:
when the signal of the switch sensor is '0', if the signal of the rainwater monitoring sensor is '0', the drainage phenomenon does not occur in sunny days, and the drainage port has no sewage drainage risk temporarily; when the signal of the switch sensor is '0', if the signal of the rainwater monitoring sensor is '1', the drainage port does not discharge water in rainy days, and at the moment, the drainage port is judged to be possibly blocked; when the signal of the switch sensor is '1', if the signal of the rainwater monitoring sensor is '0', the rainwater and sewage mixed connection grade is high, and the situation needs to be prompted by an alarm and the site traceability investigation work is carried out; when the signal of the switch sensor is '1', if the signal of the rainwater monitoring sensor is '1', the rainwater and sewage mixed connection risk is low in rainy days, but the rainwater and sewage mixed connection risk cannot be eliminated, whether the phenomenon of rainwater and sewage stealing exists can be judged in an auxiliary mode through other sensors, if the pH value of the pH value sensor is smaller than 6 or larger than 9, the rainwater and sewage quality difference is shown, the phenomenon of rainwater and sewage stealing exists in rainy days, and field tracing and investigation are needed; when the signal of the switch sensor is '2', if the signal of the rainwater monitoring sensor is '0', the water outlet is positioned below the water level of the river channel, the phenomenon of river water/seawater backflow occurs, and after the signal is '2', a situation that the signal is '1' may occur, which is because the signal is abnormal due to the fact that the flow direction of the river water/seawater backflow is repeated, the situation is determined as a special situation, and the source tracing and the inspection are not needed for the moment, and when the signal of the switch sensor is '2', if the signal of the rainwater monitoring sensor is '1', the situation that the river water/seawater backflow site occurs in rainy days, and the source tracing and the inspection are not needed for the moment.
7. The online monitoring method for a river rainwater drainage port according to claim 6, wherein:
in step S2, the measurement monitoring box in the data acquisition unit is fixed to the top of the river rainwater discharge pipe, and is fixed by a tapping screw if the discharge pipe is a PVC pipe, and is fixed by an expansion screw if the discharge pipe is a cement pipe, and is fixed by a strong magnet if the discharge pipe is a cast iron pipe.
8. The online monitoring method for a river rainwater drainage port according to claim 6, wherein:
in step S2, the measurement monitoring box in the data acquisition unit is fixed to the flood wall outside the rainwater drainage pipeline in the river, and is fixed by a tapping screw if the drainage pipeline is a PVC pipe, and is fixed by an expansion screw if the drainage pipeline is a cement pipe, and is fixed by a strong magnet if the drainage pipeline is a cast iron pipe.
9. The online monitoring method for a river rainwater drainage port according to claim 6, wherein:
in step S3, the data control host acquires data obtained by the wireless data communication module at regular time, and uploads all the stored data to the remote data server according to a set time period.
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| CN115853093A (en) * | 2022-11-21 | 2023-03-28 | 合肥中科国禹智能工程有限公司 | Drainage pipe network dynamic detection method and system capable of identifying rain and sewage mixed connection |
| CN115853093B (en) * | 2022-11-21 | 2024-02-27 | 合肥中科国禹智能工程有限公司 | Drainage pipe network dynamic detection method and system capable of identifying rain and sewage hybrid connection |
| CN116543341A (en) * | 2023-07-07 | 2023-08-04 | 安徽新宇环保科技股份有限公司 | Pollution video identification system based on rainfall water quality monitoring |
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