CN112504352A - Automatic sewage monitoring system - Google Patents
Automatic sewage monitoring system Download PDFInfo
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- CN112504352A CN112504352A CN202011554347.2A CN202011554347A CN112504352A CN 112504352 A CN112504352 A CN 112504352A CN 202011554347 A CN202011554347 A CN 202011554347A CN 112504352 A CN112504352 A CN 112504352A
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- sewage
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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Abstract
The invention discloses an automatic sewage monitoring system which comprises a monitoring tank body and a control cabinet body, wherein the monitoring tank body is communicated with a sewage pipeline, and a human-computer interaction interface is arranged on the control cabinet body; a COD/BOD analyzer, an ammonia nitrogen analyzer, a turbidity analyzer and a pH/T analyzer which are electrically connected with the human-computer interaction interface are arranged in the monitoring tank body; a flow meter electrically connected with the human-computer interaction interface is arranged in the sewage pipeline. According to the invention, the monitoring tank body is arranged on the sewage pipeline, the water quality analyzer and the flowmeter for monitoring the water quality are integrated on the underground sewage pipeline of the drainage system, the control cabinet body is installed nearby, the floor area is not occupied, and more selection spaces are reserved for municipal construction; the invention can monitor the quality and flow of the sewage in real time, adopts an optical analysis method, does not need to consume a reagent for measurement, and has lower operation and maintenance cost; the invention is not influenced by external environment and weather change during monitoring, and has high monitoring timeliness and accuracy.
Description
Technical Field
The invention relates to the technical field of water quality monitoring, in particular to an automatic sewage monitoring system.
Background
The sewage can not be directly discharged after being treated, a water sample is required to be extracted for water quality detection, and the sewage can be discharged into a water channel after being detected to be qualified. At present, most domestic drainage systems are only provided with online monitoring systems at inlets and outlets of sewage treatment plants, the water quality and water quantity of the domestic drainage systems are stirred greatly, the regional water environment stability is poor, the drainage systems are complex and large, government supervision and management are very difficult, once abnormal conditions occur, the inspection range is wide, the difficulty is high, and pollution points cannot be judged in time and can not be effectively treated. In addition, a large amount of surveying work needs to be carried out when disease pipe network renovation and rain and sewage diversion improvement are implemented and monitored, the monitoring cost is high, the influence of weather and surface underground water level is easy to realize, the timeliness is poor, the continuity is not realized, and the probability of misjudgment or misjudgment is high.
The water quality monitoring station has the defects of complex installation environment of a source taking head, large influence caused by water level, wide occupied area, complex selection points, long pipelines, large operation and maintenance workload, high material consumption cost caused by consumption of a large amount of reagents in the measurement process, easiness in causing secondary pollution due to improper waste liquid treatment and the like; the micro station also has the defects of large occupied area, complex selection points, long pipelines, large operation and maintenance workload, high material consumption cost caused by consuming a large amount of reagents in the measurement process, secondary pollution easily caused by improper waste liquid treatment, high investment and operation and maintenance cost and the like; and because urban land resources are scarce at present, enough ground area cannot be provided along a drainage system pipeline network in municipal construction for installing the micro-station.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: provides an automatic sewage monitoring system which can monitor water quality in real time and occupies a small area on the ground.
In order to solve the technical problems, the invention adopts the technical scheme that: the automatic sewage monitoring system comprises a monitoring tank body and a control cabinet body, wherein the monitoring tank body is communicated with a sewage pipeline, and a human-computer interaction interface is arranged on the control cabinet body; a COD/BOD analyzer, an ammonia nitrogen analyzer, a turbidity analyzer and a pH/T analyzer which are electrically connected with the human-computer interaction interface are arranged in the monitoring tank body; a flow meter electrically connected with the human-computer interaction interface is arranged in the sewage pipeline.
Further, the method comprises the following steps: the monitoring tank body is a multi-layer tank body structure consisting of a structural layer, a lining and an inner surface layer, and the inner surface layer, the lining and the structural layer are sequentially arranged from inside to outside.
Further, the method comprises the following steps: the material of structural layer is winding resin, and the material of inside lining is vinyl ester resin, and the material on interior top layer is glass fiber felt.
Further, the method comprises the following steps: the sewage pipeline is arranged in a suspended mode, a plurality of rib plates for supporting the sewage pipeline are fixed on the sewage pipeline, and the plurality of rib plates are arranged at intervals along the extending direction of the sewage pipeline.
Further, the method comprises the following steps: the top of the monitoring tank body is provided with a tank door which can be opened and closed.
Further, the method comprises the following steps: the control cabinet body is provided with a glass cabinet door which can be opened and closed, and the human-computer interaction interface is positioned behind the glass cabinet door.
Further, the method comprises the following steps: and a protective cover is arranged at the top of the control cabinet body.
Further, the method comprises the following steps: the top of the protective cover is provided with an inclined plane which inclines downwards from the middle part to two sides.
Further, the method comprises the following steps: both sides of the control cabinet body are provided with shutters.
Further, the method comprises the following steps: and a mounting bracket is fixed at the bottom of the control cabinet body.
The invention has the beneficial effects that: according to the invention, the monitoring tank body is arranged on the sewage pipeline, the water quality analyzer and the flowmeter for monitoring the water quality are integrated on the underground sewage pipeline of the drainage system, the control cabinet body is installed nearby, the floor area is not occupied, and more selection spaces are reserved for municipal construction; the invention can monitor the quality and flow of the sewage in real time, adopts an optical analysis method, does not need to consume a reagent for measurement, and has lower operation and maintenance cost; the invention is not influenced by external environment and weather change during monitoring, and has high monitoring timeliness and accuracy.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a side view of the control cabinet;
labeled as: 100-monitoring tank body, 110-tank door, 200-control cabinet body, 210-human-computer interaction interface, 220-glass cabinet door, 230-protective cover, 240-shutter, 250-mounting bracket, 300-sewage pipeline, 310-reinforcing plate and 400-flowmeter.
Detailed Description
In order to facilitate understanding of the invention, the invention is further described below with reference to the accompanying drawings.
As shown in fig. 1 and 2, the automatic sewage monitoring system disclosed by the present invention comprises a monitoring tank 100 and a control cabinet 200, wherein the monitoring tank 100 is communicated with a sewage pipeline 300 in a sewage treatment system, and various water quality analyzers including a COD/BOD analyzer, an ammonia nitrogen analyzer, a turbidity analyzer and a pH/T analyzer are arranged in the monitoring tank 100; a flow meter 400 is installed in the sewage line 300; a control system matched with a COD/BOD analyzer, an ammonia nitrogen analyzer, a turbidity analyzer, a pH/T analyzer and a flow meter 400 is integrally installed in the control cabinet body 200, a man-machine interaction interface 210 is installed on the control cabinet body 200, the man-machine interaction interface 210 is electrically connected with the COD/BOD analyzer, the ammonia nitrogen analyzer, the turbidity analyzer, the pH/T analyzer and the flow meter 400, real-time data of COD/BOD, NH3N, TP, TN, pH/T, SS and water quantity of a non-full pipe monitored by the analyzers and the flow meter 400 can be displayed through the man-machine interaction interface 210, and control instructions input by various water quality analyzers can be subjected to parameter setting through the man-machine interaction interface 210. According to the invention, a water quality and quantity monitoring instrument is integrally arranged in a sewage pipeline 300 of the municipal drainage system, so that the whole system does not occupy the ground area; the water quality is monitored in real time, the measuring part changes along with the change of the water level, the monitoring data changes along with the real-time change of the water quality condition, and no time difference exists; the flow meter 400 monitors the flow, the flow velocity and the page height in the sewage pipeline 300 by adopting electromagnetism and ultrasound, and the COD/BOD analyzer, the ammonia nitrogen analyzer, the turbidity analyzer and the pH/T analyzer adopt an optical analysis method, so that the monitoring process does not consume measuring reagents; the monitoring is not influenced by external environment and weather change during monitoring, and the monitoring timeliness and accuracy are high
The specific parameters of the flow meter 400 employed in the present invention are as follows:
nominal diameter: the circular pipelines DN 100-DN 6000mm, the width of the rectangular pipeline is less than or equal to 32m
And (3) measuring precision: water level + -2 mm, flow rate + -1.0%, and flow rate + -2.5%
Measurement range: the flow rate is 0.01-10m/s
Conductivity of the measured medium: not less than 20s/cm
Highest temperature of the measured medium: not more than 60 DEG C
Current output signal: 4 to 20mA/DC (load resistance is less than or equal to 500 omega)
Pulse output signal: 1 to 2000HZ
Digital communication interface: RS485, optional pulse
Wireless data remote transmission: GSM and GPRS alternatives
A power supply: 220V/AC or 12V/DC, 24V/DC, 3.6V.
The COD/BOD analyzer adopted in the invention has the following specific parameters:
measurement range: COD (calibration using KHP): 0-2000 mg/l COD (2mm optical path), 0-1000 mg/l COD (5mm optical path), 0-90 mg/l COD (50mm optical path); BOD (calibrated using KHP): 0 to 1500mg/l BOD (2mm optical path), 0 to 750mg/l BOD (5mm optical path), 0 to 60mg/l BOD (50mm optical path)
And (3) measuring precision: plus or minus 5 percent
Repeatability: plus or minus 2 percent
Resolution ratio: 0.01mg/l
Pressure range: not more than 0.4Mpa
Sensor material: the fuselage: SUS316L (common plate), titanium alloy (sea water plate); a cable: PUR
Power supply: AC power supply: 85-500V/AC (50/60 HZ); d, direct current power supply: 9-36V/DC
And (3) outputting: 3-way 4-20 mA
A relay: three-way relay, program setting response parameter and response value
The communication protocol is as follows: MODBUS RS485
Storage temperature: -15 to 50 deg.C
Working temperature: 0 to 45 ℃ (non-freezing)
Size: a sensor: the diameter is 69mm multiplied by the length is 380 mm; the transmitter: length 145mm, width 125mm, height 162mm
Weight: a sensor: 3.2 KG; the transmitter: 1.35KG
Protection grade: a sensor: IP68/NEMA 6P; the transmitter: IP65/NEMA4X
Cable length: the standard matching of 10 meters of cable can be extended to 100 meters.
The specific parameters of the ammonia nitrogen analyzer adopted in the invention are as follows:
measurement range: NH 4N: 0.1-1000 mg/L; k +: 0.5-1000 mg/L (optional); pH: 5-10; temperature: 0 to 40 DEG C
Resolution ratio: NH 4N: 0.01 mg/l; k +: 0.01mg/l (optional); temperature: 0.1 ℃; pH: 0.01
And (3) measuring precision: NH 4N: taking the larger of the plus or minus 5% or plus or minus 2mg/L of the measured value; k +: taking out the large (optional) from + -5% or + -2 mg/L of the measured value; temperature: plus or minus 0.5 ℃; pH: . + -. 0.1pH
Repeatability: those with a maximum size of + -5% or + -2 mg/l
Power supply: AC power supply: 85-500V/AC (50/60 HZ); d, direct current power supply: 9-36V/DC
And (3) outputting: 3-way 4-20 mA
A relay: three-way relay, program setting response parameter and response value
The communication protocol is as follows: MODBUS RS485
Storage temperature: 0 to 50 ℃ (non-freezing)
Working temperature: 0 to 45 ℃ (non-freezing)
Size: a sensor: diameter 55mm x length 340 mm; the transmitter: length 145mm, width 125mm, height 162mm
Weight: a sensor: less than 1 KG; the transmitter: 1.35KG
Protection grade: a sensor: IP68/NEMA 6P; the transmitter: IP65/NEMA4X
Cable length: the standard matching of 10 meters of cable can be extended to 100 meters.
The specific parameters of the turbidity analyzer used in the present invention are as follows:
measurement range: turbidity: 0.01 to 100NTU, 0.01 to 4000NTU
And (3) measuring precision: less than + -2% or + -0.1 NTU of the measured value, and selecting the larger one;
repeatability: plus or minus 2 percent
Resolution ratio: 0.01 to 0.1NTU, depending on the range
Pressure range: not more than 0.4Mpa
Flow rate: less than or equal to 2.5m/s and 8.2ft/s
Calibration: sample calibration, slope calibration
Sensor material: the fuselage: SUS316L (common plate), titanium alloy (sea water plate); an upper cover and a lower cover: POM; a cable: PUR
Power supply: AC power supply: 85-500V/AC (50/60 HZ); d, direct current power supply: 9-36V/DC
And (3) outputting: 3-way 4-20 mA
A relay: three-way relay, program setting response parameter and response value
The communication protocol is as follows: MODBUS RS485
Working temperature: 0 to 45 ℃ (non-freezing)
Size: a sensor: diameter 60mm x length 256 mm; the transmitter: length 145mm, width 125mm, height 162mm
Weight: a sensor: 1.65 KG; the transmitter: 1.35KG
Protection grade: a sensor: IP68/NEMA 6P; the transmitter: IP65/NEMA4X
Cable length: the standard matching of 10 meters of cable can be extended to 100 meters.
The specific parameters of the pH/T analyzer used in the present invention are as follows:
the main materials are as follows: black polypropylene, Ag/Agcl reference gel
Measurement range: 0 to 14pH
Temperature range: 0 to 80 ℃ (non-freezing)
Pressure range: not more than 0.6Mpa
Zero potential pH value: 7. + -. 0.25pH (15mV)
Slope: not less than 95 percent
Internal resistance: less than or equal to 250M omega
Alkali error: 0.2pH (1mol/L Na + pH14) (25 ℃ C.)
Response time: less than or equal to 10 seconds (reaching the end value of 95%) (after stirring)
Protection grade: IP68/NEMA6P
Size: diameter of 30mm x length of 195mm
Installing threads: top/bottom fixing R3/4
Cable length: the standard matching of 10 meters of cable can be extended to 20 meters.
Because the quality of sewage flowing through the sewage pipeline 300 is complex, the monitoring tank body 100 is made of conventional metal materials and is easy to corrode, the monitoring tank body 100 in the invention adopts a multi-layer tank body structure, and the tank body of the monitoring tank body 100 consists of an inner surface layer, an inner lining and a structural layer which are sequentially arranged from inside to outside; the material of the structural layer is winding resin, the material of the lining is vinyl ester resin, and the material of the inner surface layer is glass fiber felt, so that the monitoring tank body 100 has good insulativity, heat resistance, corrosion resistance and mechanical strength; the monitoring tank 100 is made by spirally winding a winding resin by a horizontal winding machine. The top of the monitoring tank body 100 is provided with an openable tank door 110, the tank door 110 is mounted on the monitoring tank body 100 through a hinge structure, and workers can enter the monitoring tank body 100 through the tank door 110 to clean various water quality analyzers.
As shown in fig. 1, the sewage pipe 300 is suspended, a plurality of rib plates 310 supporting the sewage pipe 300 are fixed to the sewage pipe 300, and the plurality of rib plates 310 are spaced apart from each other in an extending direction of the sewage pipe 300.
As shown in fig. 1 and 2, the control cabinet 200 adopted in the present invention is a rectangular cabinet structure, a glass cabinet door 220 is installed on the control cabinet 200, the glass cabinet door 220 can be installed on the control cabinet 200 through a hinge-type structure, a human-computer interaction interface 210 is disposed behind the glass cabinet door 220, electrical components and the human-computer interaction interface 210 on the control cabinet 200 are shielded and protected by the glass cabinet door 220, a worker can observe various real-time monitoring data displayed on the human-computer interaction interface 210 through the glass cabinet door 220, and can also open the glass cabinet door 220 to input various instructions to the automatic sewage monitoring system through the human-computer interaction interface 210.
As shown in fig. 1 and 2, a protective cover 230 is installed at the top of the control cabinet 200, and a horizontal projection area of the protective cover 230 should be larger than a horizontal projection area of the control cabinet 200, so that the protective cover 230 can shield the entire control cabinet 200, and the control cabinet 200 is protected by the protective cover 230 to prevent various water and dirt impurities from entering the control cabinet 200; the top of the protection cover 230 is an inclined plane inclined downward from the middle to both sides, and if the dirt and water impurities fall on the protection cover 230, the dirt and water impurities will slide down along the inclined plane on the top of the protection cover 230, so as to avoid accumulating on the top of the protection cover 230. The louver 240 is installed on both sides of the control cabinet 200, and the inside of the control cabinet 200 is communicated with the external air environment through the louver 240, so as to improve the heat dissipation effect of various electrical components inside the control cabinet 200. In addition, since the control cabinet 200 is installed near the sewage pipeline 300 in the sewage treatment system, the installation ground environment is poor, the installation ground needs to be hardened, and the control cabinet 200 is installed by fixing the installation bracket 250 at the bottom of the control cabinet 200, so as to ensure the stability of the control cabinet 200 and isolate the control cabinet 200 from the poor ground environment.
Claims (10)
1. Sewage automatic monitoring system, its characterized in that: the intelligent monitoring system comprises a monitoring tank body (100) and a control cabinet body (200), wherein the monitoring tank body (100) is communicated with a sewage pipeline (300), and a human-computer interaction interface (210) is arranged on the control cabinet body (200); a COD/BOD analyzer, an ammonia nitrogen analyzer, a turbidity analyzer and a pH/T analyzer which are electrically connected with the human-computer interaction interface (210) are arranged in the monitoring tank body (100); a flow meter (400) electrically connected with the human-computer interaction interface (210) is arranged in the sewage pipeline (300).
2. The automatic sewage monitoring system of claim 1, wherein: the monitoring tank body (100) is a multi-layer tank body structure consisting of a structural layer, a lining and an inner surface layer, and the inner surface layer, the lining and the structural layer are sequentially arranged from inside to outside.
3. The automatic sewage monitoring system of claim 2, wherein: the material of structural layer is winding resin, and the material of inside lining is vinyl ester resin, and the material on interior top layer is glass fiber felt.
4. The automatic sewage monitoring system of claim 1, wherein: the sewage pipeline (300) is arranged in a suspended mode, a plurality of rib plates (310) for supporting the sewage pipeline (300) are fixed on the sewage pipeline (300), and the plurality of rib plates (310) are arranged at intervals along the extending direction of the sewage pipeline (300).
5. The automatic sewage monitoring system of claim 1, wherein: the top of the monitoring tank body (100) is provided with a tank door (110) which can be opened and closed.
6. The automatic sewage monitoring system of claim 1, wherein: the control cabinet body (200) is provided with a glass cabinet door (220) which can be opened and closed, and the human-computer interaction interface (210) is positioned behind the glass cabinet door (220).
7. The automatic sewage monitoring system of claim 1, wherein: a protective cover (230) is arranged at the top of the control cabinet body (200).
8. The automatic sewage monitoring system of claim 7, wherein: the top of the protective cover (230) is provided with an inclined plane which inclines downwards from the middle part to two sides.
9. The automatic sewage monitoring system of claim 1, wherein: both sides of the control cabinet body (200) are provided with shutters (240).
10. The automatic sewage monitoring system of claim 1, wherein: and a mounting bracket (250) is fixed at the bottom of the control cabinet body (200).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011554347.2A CN112504352A (en) | 2020-12-24 | 2020-12-24 | Automatic sewage monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011554347.2A CN112504352A (en) | 2020-12-24 | 2020-12-24 | Automatic sewage monitoring system |
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| Publication Number | Publication Date |
|---|---|
| CN112504352A true CN112504352A (en) | 2021-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011554347.2A Pending CN112504352A (en) | 2020-12-24 | 2020-12-24 | Automatic sewage monitoring system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114014436A (en) * | 2021-12-02 | 2022-02-08 | 成都天源水务有限责任公司 | Sludge discharge system |
-
2020
- 2020-12-24 CN CN202011554347.2A patent/CN112504352A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114014436A (en) * | 2021-12-02 | 2022-02-08 | 成都天源水务有限责任公司 | Sludge discharge system |
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