CN214749927U - Water quality monitoring device based on automatic conductivity regulation and control - Google Patents
Water quality monitoring device based on automatic conductivity regulation and control Download PDFInfo
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- CN214749927U CN214749927U CN202120132437.6U CN202120132437U CN214749927U CN 214749927 U CN214749927 U CN 214749927U CN 202120132437 U CN202120132437 U CN 202120132437U CN 214749927 U CN214749927 U CN 214749927U
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Abstract
The utility model provides a water quality monitoring device based on automatic conductivity regulation, which comprises a water taking pump, a multi-parameter pool, an electric switching valve, a pretreatment device and a water quality instrument which are sequentially arranged and connected through pipelines; the multi-parameter pool is used for monitoring five parameters, wherein the conductivity must be measured; the electric switching valve is used for switching the communication or the closing between the multi-parameter pool and the pretreatment equipment; the water quality instrument comprises a COD (chemical oxygen demand) online monitor, an ammonia nitrogen online monitor, a total phosphorus online monitor and a total nitrogen online monitor, the water taking pump, the electric switching valve and the water quality instrument are connected with and controlled by the PLC, and the multi-parameter pool and the water quality instrument are connected with and monitored by the industrial personal computer. The utility model provides a water quality index monitoring instrument such as COD, ammonia nitrogen, total phosphorus and total nitrogen need not incessant operation among the water quality monitoring device based on automatic regulation and control of conductivity, and the detect reagent of consumption is few, and produced fortune dimension expense is extremely low.
Description
Technical Field
The utility model relates to a water quality monitoring device based on automatic regulation and control of conductivity.
Background
According to the design standard of outdoor drainage (GB50014-2006), except for arid areas with low rainfall, a drainage system of a newly-built area is divided into two parts; the existing confluence drainage system is required to implement distribution transformation of rain and sewage according to the urban drainage planning requirement; in areas which do not have the rain and sewage diversion condition for the moment, measures of combination of interception, regulation and storage and treatment are adopted, so that the interception multiple is increased, and pollution control in the early stage of rainfall is enhanced. Therefore, the phenomenon that sewage is directly discharged into rivers is basically eliminated in most towns in China. However, due to the reasons of misconnection of rain and sewage, drainage by stealing and leaking, improper management and the like, the phenomenon that domestic sewage and industrial wastewater enter a rainwater pipe channel and then are discharged into a river channel still exists, and the water body is polluted.
At present, river and lake management units mainly monitor whether effluent is polluted in real time in a mode of installing water quality on-line monitoring equipment on a discharge port, and take corresponding measures according to a water quality monitoring result. The method is technically feasible and reliable, but the operation and maintenance cost is high. Because, at present, COD and NH3The main method adopted for monitoring the conventional water quality indexes such as-N, TN, TP and the like is a photometric method, which has the advantages of stable operation, reliable data and the like, but the photometric method belongs to a chemical method, and reagents are consumed in the detection process, so that the detection reagents need to be added and supplemented periodically, and the operation and maintenance cost is high.
Therefore, it is desirable to provide a water quality monitoring device that is convenient and reliable and has low operation cost.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a water quality monitoring device based on automatic regulation and control of conductivity to the problem that exists among the prior art.
The above object of the present invention can be achieved by the following technical solutions:
the utility model provides a water quality monitoring device based on automatic regulation and control of conductivity which characterized in that: the water quality monitoring device based on automatic conductivity regulation comprises a water taking pump, a multi-parameter pool, an electric switching valve, pretreatment equipment and a water quality meter which are sequentially arranged and connected through pipelines; the multi-parameter pool is used for monitoring five parameters, wherein the conductivity must be measured; the electric switching valve is used for switching the communication or the closing between the multi-parameter pool and the pretreatment equipment; the water quality instrument comprises a COD (chemical oxygen demand) online monitor, an ammonia nitrogen online monitor, a total phosphorus online monitor and a total nitrogen online monitor, the water taking pump, the electric switching valve and the water quality instrument are connected with and controlled by the PLC, and the multi-parameter pool and the water quality instrument are connected with and monitored by the industrial personal computer.
When adopting above-mentioned technical scheme, the utility model discloses can also adopt or make up and adopt following technical scheme:
as the utility model discloses a preferred technical scheme: the pretreatment equipment is one or more of a precipitation device, a filtering device and a homogenizing device.
As the utility model discloses a preferred technical scheme: the water quality meter is provided with an expansion interface additionally provided with other water quality on-line monitoring instruments.
As the utility model discloses a preferred technical scheme: the water quality monitoring device based on automatic conductivity regulation further comprises a communication module, the communication module is connected with an industrial personal computer, the communication module supports 485 buses, optical fibers and wireless transmission, and the wireless transmission is 3G, 4G, 5G and WIFI.
As the utility model discloses a preferred technical scheme: the water quality monitoring device based on automatic conductivity regulation further comprises an industrial air conditioner, and the industrial air conditioner is connected with and controlled by the PLC. The purpose of providing industrial air conditioner lies in, guarantees that the inside temperature of rack is suitable, provides good operational environment for various instruments to can adapt to outdoor working environment well.
As the utility model discloses a preferred technical scheme: the water quality monitoring device based on automatic conductivity regulation further comprises a video monitoring and coded lock, wherein the video monitoring and coded lock are connected with and controlled by the PLC, and the video monitoring is further connected with and monitored by the industrial personal computer. The purpose of providing video monitoring and coded locks is to prevent the station house and the accessory equipment from being stolen, damaged and artificially interfering with the normal monitoring of the water station.
As the utility model discloses a preferred technical scheme: the water quality monitoring device based on automatic conductivity regulation further comprises a power switch, and the power switch is connected with and controlled by the PLC.
The utility model provides a water quality monitoring device based on automatic conductivity control, the flow path of the device comprises a short flow path and a long flow path, the short flow path only flows through a multi-parameter pool after water is taken by a water pump to carry out five-parameter monitoring (the conductivity can be measured, and the temperature, the pH and the DO turbidity can be selectively measured); the long flow path flows through a multi-parameter pool, a pretreatment device and a water quality instrument after water is taken by a water pump, and five parameters, COD, NH3-N, TP, TN and the like are monitored simultaneously, so that the water quality index monitoring instruments such as COD, ammonia nitrogen, total phosphorus, total nitrogen and the like do not need to run uninterruptedly, the consumed detection reagent is few, and the generated operation and maintenance cost is extremely low; the water quality monitoring device based on automatic conductivity regulation and control starts the water quality instrument to collect data only when the incoming water is polluted or has a pollution trend, the data collection amount is small, and the storage hardware cost is greatly saved.
Drawings
Fig. 1 is a structural layout diagram of the water quality monitoring device based on automatic conductivity regulation and control provided by the utility model.
Detailed Description
The invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in the figure, the water quality monitoring device based on automatic conductivity regulation comprises the following equipment components: 1) the conventional flow path unit consists of a water taking pump 101, a multi-parameter pool 102 and an electric switching valve 103; 2) the monitoring unit consists of pretreatment equipment 201 and a water quality meter 202; 3) the data acquisition and control unit consists of a PLC (programmable logic controller) 301, an industrial personal computer 302 and a communication module 303; 4) the security unit consists of a video monitor 401 and a coded lock 402; 5) a temperature control unit composed of an industrial air conditioner 501; 6) the power supply unit is composed of a power switch 601.
The incoming water through the pipe 105 is collected to the multiparameter tank 102 by the intake pump 101, the sampling pump stops working after reaching the specified liquid level height, and simultaneously the float level gauge generates a low alarm value to avoid the liquid level being too low. After water collection is finished, the multi-parameter probe in the multi-parameter pool 102 starts data collection work and transmits measurement data to the industrial personal computer 302 for storage and uploading. When the measured value of the conductivity of the inlet water is less than or equal to 500us/cm, the PLC 301 controls the electric switching valve 103 to open a short flow path, the inlet water only flows through the multi-parameter pool 102 to carry out five-parameter measurement (wherein the conductivity is measured, and the temperature, the pH and the DO turbidity can be selectively measured), and then the inlet water is directly discharged through the outlet pipeline 104; when the measured value of the conductivity of the inlet water is more than 500us/cm, the PLC 301 controls the electric switching valve 103 to open the long flow path and close the short flow path, the inlet water flows through the multi-parameter pool 102, the subsequent pretreatment equipment 201 and the water quality meter 202, and five parameters, COD (chemical oxygen demand) and NH (NH) are carried out simultaneously3Monitoring water quality indexes such as-N, TP and TN, etc., howeverAnd then out through the outlet pipe 106.
Data collected from the multi-parameter pool 102, the water quality meter 202 and the video monitor 401 are transmitted to the industrial personal computer 302 through an RS232/RS485 bus, and then uploaded to a data center platform or a user through the communication module 303 in a wired transmission or wireless transmission mode.
In addition, the PLC 301 can be used for realizing automatic control of the video monitoring 401, the industrial air conditioner 501 and the power switch 601, examples include remote control of the shooting angle of the video monitoring, automatic adjustment of the on-off of the industrial air conditioner according to the indoor temperature of the device, automatic power off when the device has an electric leakage danger and the like.
The above detailed description is provided for explaining the present invention, and is only a preferred embodiment of the present invention, but not for limiting the present invention, and any modifications, equivalent replacements, improvements, etc. made by the present invention are within the scope of the present invention.
Claims (7)
1. The utility model provides a water quality monitoring device based on automatic regulation and control of conductivity which characterized in that: the water quality monitoring device based on automatic conductivity regulation comprises a water taking pump, a multi-parameter pool, an electric switching valve, pretreatment equipment and a water quality meter which are sequentially arranged and connected through pipelines; the multi-parameter pool is used for monitoring five parameters, wherein the conductivity must be measured; the electric switching valve is used for switching the communication or the closing between the multi-parameter pool and the pretreatment equipment; the water quality instrument comprises a COD (chemical oxygen demand) online monitor, an ammonia nitrogen online monitor, a total phosphorus online monitor and a total nitrogen online monitor, the water taking pump, the electric switching valve and the water quality instrument are connected with and controlled by the PLC, and the multi-parameter pool and the water quality instrument are connected with and monitored by the industrial personal computer.
2. The water quality monitoring device based on automatic conductivity regulation and control as claimed in claim 1, wherein: the pretreatment equipment is one or more of a precipitation device, a filtering device and a homogenizing device.
3. The water quality monitoring device based on automatic conductivity regulation and control as claimed in claim 1, wherein: the water quality meter is provided with an expansion interface additionally provided with other water quality on-line monitoring instruments.
4. The water quality monitoring device based on automatic conductivity regulation and control as claimed in claim 1, wherein: the water quality monitoring device based on automatic conductivity regulation further comprises a communication module, the communication module is connected with an industrial personal computer, the communication module supports 485 buses, optical fibers and wireless transmission, and the wireless transmission is 3G, 4G, 5G and WIFI.
5. The water quality monitoring device based on automatic conductivity regulation and control as claimed in claim 1, wherein: the water quality monitoring device based on automatic conductivity regulation further comprises an industrial air conditioner, and the industrial air conditioner is connected with and controlled by the PLC.
6. The water quality monitoring device based on automatic conductivity regulation and control as claimed in claim 1, wherein: the water quality monitoring device based on automatic conductivity regulation further comprises a video monitoring and coded lock, wherein the video monitoring and coded lock are connected with and controlled by the PLC, and the video monitoring is further connected with and monitored by the industrial personal computer.
7. The water quality monitoring device based on automatic conductivity regulation and control as claimed in claim 1, wherein: the water quality monitoring device based on automatic conductivity regulation further comprises a power switch, and the power switch is connected with and controlled by the PLC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120132437.6U CN214749927U (en) | 2021-01-19 | 2021-01-19 | Water quality monitoring device based on automatic conductivity regulation and control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120132437.6U CN214749927U (en) | 2021-01-19 | 2021-01-19 | Water quality monitoring device based on automatic conductivity regulation and control |
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| Publication Number | Publication Date |
|---|---|
| CN214749927U true CN214749927U (en) | 2021-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120132437.6U Active CN214749927U (en) | 2021-01-19 | 2021-01-19 | Water quality monitoring device based on automatic conductivity regulation and control |
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| Country | Link |
|---|---|
| CN (1) | CN214749927U (en) |
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2021
- 2021-01-19 CN CN202120132437.6U patent/CN214749927U/en active Active
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