CN214201439U - Secondary sedimentation tank water quality four-parameter online monitoring system - Google Patents
Secondary sedimentation tank water quality four-parameter online monitoring system Download PDFInfo
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- CN214201439U CN214201439U CN202120164783.2U CN202120164783U CN214201439U CN 214201439 U CN214201439 U CN 214201439U CN 202120164783 U CN202120164783 U CN 202120164783U CN 214201439 U CN214201439 U CN 214201439U
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Abstract
The utility model discloses a four parameter on-line monitoring system of two heavy ponds quality of water, including the filtration and the collection unit that are arranged in filtering the suspended solid in the water sample and gather the monitoring water sample, the analysis unit that is arranged in measuring the quality of water parameter, the reaction unit that is used for forming the complex, the detecting element that is used for measuring quality of water TP parameter, data processing and transmission unit, the backstage management platform that is used for monitoring data, the touch-sensitive screen that is used for showing the measurement parameter, the controller that is used for signal processing and control, and the electrical unit that is used for providing the power; the filtering and collecting unit, the analyzing unit, the reaction unit, the detection unit, the data processing and transmitting unit and the touch screen are respectively connected with different interfaces of the controller, and the data processing and transmitting unit is in wireless communication connection with the background management platform. The system can automatically acquire the current water quality index data of the secondary sedimentation tank in real time, and can synthesize the current water quality index data and the historical index data of the secondary sedimentation tank to more comprehensively analyze the sewage treatment effect.
Description
Technical Field
The utility model relates to a water quality monitoring technology field specifically is a four parameter on-line monitoring systems of two heavy pond quality of water.
Background
The secondary sedimentation tank is one of the most important components in a sewage treatment system, and in order to enable effluent to meet the discharge standard, the quality of water in the secondary sedimentation tank needs to be analyzed in real time, wherein parameters of water quality analysis mainly comprise pH and NH3-N, COD and TP.
The water quality detection is one of the key links for determining the sewage treatment effect, can master the quality condition of the water in real time, and provides good crisis early warning and necessary data basis for sewage treatment. At present, water quality testing mainly is this kind of operating mode of manual sampling, laboratory analysis, and water quality analysis's data all need 24 hours manual monitoring through wired transmission to the control management center, and this flow not only wastes time and energy but also can not in time know the change condition of secondary sedimentation pond quality of water for water quality analysis inefficiency influences the processing speed of sewage.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to prior art not enough, provide an easy operation, economical and practical's two heavy pond four parameter on-line monitoring systems of quality of water for water quality testing is more intelligent, improves two heavy pond water quality analysis efficiency greatly.
In order to realize the technical purpose, the utility model discloses the technical scheme who takes as follows:
a secondary sedimentation tank water quality four-parameter online monitoring system comprises a filtering and collecting unit, an analyzing unit, a reaction unit, a detection unit, a data processing and transmitting unit, a background management platform, a touch screen, a controller and a power supply unit, wherein the filtering and collecting unit is used for filtering suspended matters in a water sample and collecting and monitoring the water sample; the filtering and collecting unit, the analyzing unit, the reaction unit, the detection unit, the data processing and transmitting unit and the touch screen are respectively connected with different interfaces of the controller, and the data processing and transmitting unit is in wireless communication connection with the background management platform.
Particularly, the filtering and collecting unit comprises a microporous filter, a water suction pump and a valve and is used for filtering suspended matters in the water sample and collecting and monitoring the water sample.
Specifically, the analysis unit comprises an analyzer, the analyzer is connected with a water pump in the filtering and collecting unit, and a water sample is sent into the analyzer through the water pump; the analyzer is provided with a pH sensor and NH3Water quality analysis sensors such as an N sensor and a COD sensor, wherein the water quality analysis sensors output RS-485 digital signals.
Specifically, the reaction unit comprises a reaction tank, a reagent bottle and a pure water bottle; the reaction tank is provided with a plurality of inlets, one of the inlets is connected to an outlet of the analyzer, the other one is connected with the pure water bottle through a water pump, the other one is connected with the reagent bottle through a syringe pump, a reaction reagent is injected into the reaction tank and carries out a complex reaction with a phosphorus-containing compound in a water sample, and the phosphorus-containing compound reacts for 10-20min to form a yellow complex.
Specifically, the detection unit comprises a detection pool, a UV LED and a UV PD are arranged in the detection pool, and the generated yellow complex has a strong absorption peak under 370nm ultraviolet; and the inlet of the detection pool is respectively connected with the water outlet of the reaction pool and the pure water bottle through a water pump.
Specifically, the controller adopts DVP-SE series PLC, is respectively connected with the filtering and collecting unit, the analyzing unit, the reaction unit and the detecting unit, controls the on-off of each water pump through the controller, processes the measured data signals, sends the processed data signals to the touch screen, and sends the processed data signals to the background management platform through the data processing and transmitting unit.
Specifically, the touch screen is in signal connection with the controller and is used for sending a control signal to the controller in a touch control mode.
Specifically, the background management platform comprises a terminal computer and an APP, is connected with the controller through the data processing and transmission unit, and is used for receiving and storing water quality data and alarming for exceeding indication numbers.
Specifically, a bottom water outlet of the analyzer, a bottom water outlet of the reaction tank and a bottom water outlet of the detection tank are respectively connected with the waste water bottle.
Specifically, the power supply unit provides a 12-24V direct current power supply, and is connected with the filtering and collecting unit, the analyzing unit, the reaction unit, the detection unit, the data processing and transmitting unit, the touch screen and the controller through cables to provide direct current power supply, the power supply unit adopts a solar power generation device or a storage battery, and the storage battery has a charging function, so that energy consumption can be saved.
Specifically, the data processing and transmitting unit processes the data collected by the front-end analysis unit and the detection unit, and then adopts a GPRS wireless communication network to regularly set and send the measurement detection data to the background management platform.
Has the advantages that:
the utility model discloses two sink four parameter on-line monitoring systems of pond quality of water and combine together through on-the-spot collection and long-range wireless transmission, can acquire the current quality of water index data of two heavy ponds automatically in real time to can synthesize the current quality of water index data and the historical index data of two heavy ponds, analyze the sewage treatment effect more comprehensively.
Drawings
These and/or other advantages of the present invention will become more apparent from the following detailed description of the present invention when taken in conjunction with the accompanying drawings and the following detailed description.
FIG. 1 is a block diagram of the water quality four-parameter online monitoring system of the secondary sedimentation tank.
Fig. 2 is a structural diagram of the secondary sedimentation tank water quality four-parameter online monitoring system.
Detailed Description
The invention will be better understood from the following examples.
The drawings in the specification show the structure, ratio, size, etc. only for the purpose of matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and not for the purpose of limiting the present invention, so the present invention does not have the essential meaning in the art, and any structure modification, ratio relationship change or size adjustment should still fall within the scope covered by the technical content disclosed in the present invention without affecting the function and achievable purpose of the present invention. Meanwhile, the terms "upper", "lower", "front", "rear", "middle", and the like used in the present specification are for the sake of clarity only, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof are also considered to be the scope of the present invention without substantial changes in the technical content.
As shown in fig. 1, the secondary sedimentation tank water quality four-parameter online monitoring system comprises a filtering and collecting unit for filtering suspended matters in a water sample and collecting and monitoring the water sample, an analyzing unit for measuring water quality parameters, a reaction unit for forming a complex, a detecting unit for measuring water quality TP parameters, a data processing and transmitting unit, a background management platform for monitoring data, a touch screen for displaying the measured parameters, a controller for signal processing and control, and a power supply unit for supplying power; the filtering and collecting unit, the analyzing unit, the reaction unit, the detection unit, the data processing and transmitting unit and the touch screen are respectively connected with different interfaces of the controller, and the data processing and transmitting unit is in wireless communication connection with the background management platform.
As shown in fig. 2, the filtering and collecting unit (i) includes a microporous filter, a water pump and a valve, and is responsible for filtering suspended matters in a water sample and collecting a monitored water sample.
The analysis unit is composed of an analyzer, a pH sensor and NH3The sensor comprises an N sensor and a COD sensor, a partition plate is arranged in the sensor, and 3/4NPT is in threaded connection and fixed with each sensor. The analyzer is connected with a water suction pump in the filtering and collecting unit, and the water sample is sent into the analyzer through the water suction pump.
The reaction unit III consists of a reagent bottle filled with a reaction reagent, a pure water bottle filled with standard liquid and a reaction tank. The reaction tank is provided with a plurality of inlets, one of the inlets is connected to the outlet of the analyzer, the other inlet is connected with the pure water bottle through a water pump, the other inlet is connected with the reagent bottle through a syringe pump, a reaction reagent is injected into the reaction tank, and the reaction reagent reacts with a phosphorus-containing compound in a water sample for 10-20min to form a yellow complex.
The detection unit IV consists of a UV LED, a UV PD and a detection pool, the inlet of the detection pool is respectively connected with the water outlet of the reaction pool and a pure water bottle through a water pump, and the generated yellow complex has a strong absorption peak under 370nm ultraviolet.
The bottom water outlet of the analyzer, the bottom water outlet of the reaction tank and the bottom water outlet of the detection tank are respectively connected with a waste water bottle.
The controller adopts a Tadadvp-SE series PLC. The series of PLC has small volume, mature technical development and wide market application range, and is characterized by low power consumption and strong control function; the PLC is provided with 8 paths of output control points, the control points can be expanded as required, the PLC is respectively connected with the filtering and collecting unit, the analyzing unit, the reaction unit and the detecting unit, the on-off of each water pump is controlled through the controller, measured data signals are processed, processed data are sent to the touch screen to be displayed, and the processed data are sent to the background management platform through the data processing and transmission unit.
The shell of the touch screen is made of engineering anti-corrosion plastic, is firm and durable, the touch screen is internally provided with a development program, and the interface of the touch screen can be freely switched and displayed: data monitoring picture, valve control picture, parameter setting picture. The data monitoring picture can display 4 measurement parameter monitoring windows on line, and the measurement data of different parameter indexes are displayed in the corresponding windows in real time; the valve control picture is preset with two modes of zero adjustment and work, and each parameter is adjustable; the parameter setting picture sets the information of the water quality analysis sensor and the detection unit of the analysis unit, and the system identifies the water quality analysis sensor and the detection pool according to the set information, so that the water quality analysis sensor of the analysis unit and the detection pool of the detection unit can be in communication connection with the system. The parameter display format of the touch screen is shown in table 1 (the display frequency is default to 1-2 h/time and is adjustable):
TABLE 1
| Name of cross section | Measuring time | pH | COD | NH3-N | TP | Class of water quality | Site conditions |
| I | Is normal | ||||||
| V | Fault of |
The data processing and transmission unit is one of a GPRS communication module, a WIFI communication module, an RS485 digital signal and an RJ45 digital signal, and through wired transmission, the installation cost is high, the installation process is complex, and the circuit arrangement is disordered. In this embodiment, different from the transmission of wired signals, the communication module is a wireless communication module, which not only can realize the remote transmission of signals, but also has low installation cost and high working efficiency, and can transmit the detection data in time.
The background management platform comprises a terminal computer and a mobile device APP; the backstage management platform logs in the IP address to receive the measurement data sent by the transmission unit and carries out real-time online water quality monitoring for 24 hours, the backstage management platform also has the functions of data monitoring, valve control, data backup, parameter setting and the like, and terminal clients can use the system flexibly and can log in quickly; the remote monitoring unit can also perform early warning on the overproof readings. All the units are integrated in the n-hexyl, and the operation is convenient.
The working process of the system is as follows:
zero setting mode work flow: firstly, the pump 4 is switched on, the 1-3 pipelines in the valve 2 are switched on for 5s, the optical path collects data once to obtain D1, and then the valve 6 is switched on for 10 min. The working mode is as follows: the pipeline I of 1-2 in the valve 1 is straight, the pump 1 is connected for 30s, the pump 3 is connected for 10s, then the valve 3 and the pump 6 are connected for 10s, after 10min of reaction, the valve 5 is connected, the pump 5 is connected for 5s, the light path acquires data once to obtain D2, the valve 5 is disconnected, the valve 4 and the valve 6 are connected, the pump 4 is connected, the pipeline I of 1-2 in the valve 2 is connected for 10min, then the pipeline I of 1-3 in the valve 2 is connected for 5min, the pump 4 is disconnected, the valve 4 and the valve 6 are disconnected, and the pipeline I of 2-3 in the valve 1, the pump 1, the valve 7 and the pump 2 are connected for 30 s.
Among them are worth mentioning: the data D1 and D2 are electric signals corresponding to the LED light intensity received by the photodiode after passing through the liquid; the pump 1 and the pump 2 are big pumps, and the pump 3-the pump 5 are small pumps; the valve 1 and the valve 2 are three-way valves, and the valve 3-the valve 7 are two-way valves; the standard solution I is potassium dihydrogen phosphate acid solutions with different concentrations, the reagent II is an acid reagent mixed by ammonium molybdate and ammonium metavanadate, the standard solution I with different concentrations and the reagent II are sequentially and jointly arranged in a reagent bottle, and the standard solution I enters a detection pool after reaction to measure absorbance. Measuring the absorbance A under the ultraviolet irradiation of about 375nm to make a c-A (concentration-absorbance) standard curve; and (3) collecting a water sample to react with the reagent II, measuring the absorbance of the water sample at 375nm, and calculating the concentration of the water sample according to a standard curve.
The power supply unit provides 12-24V direct current power supply, provides direct current power supply for the cable connection of the filtering and collecting unit, the analyzing unit, the reaction unit, the detecting unit, the data processing and transmitting unit, the touch screen and the controller, adopts a solar power generation device or a storage battery, and the storage battery has a charging function, so that energy consumption can be saved.
The utility model provides a thought and method of four parameter on-line monitoring systems of two heavy ponds quality of water specifically realize that this technical scheme's method and approach are many, above only the utility model discloses a preferred embodiment should point out, to the ordinary technical personnel of this technical field, is not deviating from the utility model discloses under the prerequisite of principle, can also make a plurality of improvements and moist decorations, these improve and moist decorations should also regard as the utility model discloses a protection scope. All the components not specified in the present embodiment can be realized by the prior art.
Claims (9)
1. A secondary sedimentation tank water quality four-parameter online monitoring system is characterized by comprising a filtering and collecting unit, an analyzing unit, a reaction unit, a detection unit, a data processing and transmission unit, a background management platform, a touch screen, a controller and a power supply unit, wherein the filtering and collecting unit is used for filtering suspended matters in a water sample and collecting and monitoring the water sample; the filtering and collecting unit, the analyzing unit, the reaction unit, the detection unit, the data processing and transmitting unit and the touch screen are respectively connected with different interfaces of the controller, and the data processing and transmitting unit is in wireless communication connection with the background management platform.
2. The four-parameter online water quality monitoring system for the secondary sedimentation tank according to claim 1, wherein the filtering and collecting unit comprises a microporous filter, a water pump and a valve and is used for filtering suspended matters in a water sample and collecting the monitored water sample.
3. The four-parameter online water quality monitoring system for the secondary sedimentation tank as claimed in claim 2, wherein the analysis unit comprises an analyzer, the analyzer is connected with a water pump in the filtering and collecting unit, and a water sample is sent into the analyzer through the water pump; the analyzer is provided with a pH sensor and NH3-N sensors and COD sensors.
4. The four-parameter online water quality monitoring system for the secondary sedimentation tank as claimed in claim 3, wherein the reaction unit comprises a reaction tank, a reagent bottle and a pure water bottle; the reaction tank is provided with a plurality of inlets, one of the inlets is connected to an outlet of the analyzer, the other one is connected with the pure water bottle through the water pump, the other one is connected with the reagent bottle through the injection pump, the reaction reagent is injected into the reaction tank, and the reaction tank and the phosphorus-containing compound in the water sample are subjected to complex reaction.
5. The four-parameter online water quality monitoring system for the secondary sedimentation tank as claimed in claim 4, wherein the detection unit comprises a detection tank, and a UV LED and a UV PD are arranged in the detection tank; and the inlet of the detection pool is respectively connected with the water outlet of the reaction pool and the pure water bottle through a water pump.
6. The four-parameter online water quality monitoring system for the secondary sedimentation tank as claimed in claim 5, wherein the controller adopts DVP-SE series PLC and is respectively connected with the filtering and collecting unit, the analyzing unit, the reaction unit and the detecting unit, the on-off of each water pump is controlled through the controller, measured data signals are processed and sent to the touch screen, and the processed data signals are sent to the background management platform through the data processing and transmitting unit.
7. The four-parameter online water quality monitoring system for the secondary sedimentation tank as claimed in claim 6, wherein the touch screen is in signal connection with the controller and is used for sending a control signal to the controller in a touch control mode.
8. The four-parameter online water quality monitoring system for the secondary sedimentation tank as claimed in claim 7, wherein the background management platform comprises a terminal computer and an APP, is connected with the controller through a data processing and transmission unit, and is used for receiving and storing water quality data and giving an alarm for exceeding indication number.
9. The four-parameter online water quality monitoring system for the secondary sedimentation tank as claimed in claim 5, wherein a bottom water outlet of the analyzer, a bottom water outlet of the reaction tank and a bottom water outlet of the detection tank are respectively connected with a waste water bottle.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120164783.2U CN214201439U (en) | 2021-01-21 | 2021-01-21 | Secondary sedimentation tank water quality four-parameter online monitoring system |
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| CN202120164783.2U CN214201439U (en) | 2021-01-21 | 2021-01-21 | Secondary sedimentation tank water quality four-parameter online monitoring system |
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| CN214201439U true CN214201439U (en) | 2021-09-14 |
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| CN202120164783.2U Active CN214201439U (en) | 2021-01-21 | 2021-01-21 | Secondary sedimentation tank water quality four-parameter online monitoring system |
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