CN114705636A - Water quality on-line monitor capable of being maintained remotely and monitoring method - Google Patents
Water quality on-line monitor capable of being maintained remotely and monitoring method Download PDFInfo
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- CN114705636A CN114705636A CN202210308516.7A CN202210308516A CN114705636A CN 114705636 A CN114705636 A CN 114705636A CN 202210308516 A CN202210308516 A CN 202210308516A CN 114705636 A CN114705636 A CN 114705636A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
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Abstract
The invention relates to an on-line monitor, in particular to a water quality on-line monitor capable of being maintained remotely and a monitoring method. An upper interface of the metering unit is communicated with an inlet pipeline of a sample pump, a lower interface of the metering unit is communicated with an inlet pipeline of the electromagnetic valve I, and an outlet pipeline of the sample pump is connected with an overflow bottle; an outlet pipeline of the electromagnetic valve I is communicated with a lower interface of the digestion unit, and an upper interface of the digestion unit is communicated with an inlet pipeline of the battery valve II; an outlet pipeline of the electromagnetic valve II is communicated with a COM end of an electromagnetic valve III, an NC end of the electromagnetic valve III is communicated with an inlet end of a liquid discharge pump, and an NO end of the electromagnetic valve III is connected with an overflow bottle; the outlet end of the liquid discharge pump is connected with an overflow bottle. The remote maintenance device has a remote maintenance function, improves the operation and maintenance quality, and reduces the operation and maintenance cost.
Description
Technical Field
The invention relates to an on-line monitor, in particular to a water quality on-line monitor capable of being maintained remotely and a monitoring method.
Background
With the development of all aspects, the pollution to the environment is more and more serious. Pollution of water resources can directly affect the living environment and the health of human beings. The environmental protection, which is to be set aside from prevention and treatment, is increasingly gaining national importance, and water resources are an important aspect thereof. In order to grasp the water quality condition of the water body, the water body needs to be sampled and analyzed. The water quality analyzer is an instrument capable of realizing automatic sampling and analysis of water, can be installed near the water body, and transmits acquired data to departments such as an environment monitoring station for monitoring.
The existing scheme is as follows: the traditional water quality monitoring scheme has the following two general types:
the first method is to pump different reagents and water samples into a quantitative tube by using a peristaltic pump in combination with an annular eight-way valve or a joint-row ten-way valve and the like, stop the peristaltic pump through liquid level detection, reversely discharge redundant liquid by using the peristaltic pump, and then sequentially pump the water samples and the reagents into a reaction tank by reversing through a three-way valve.
And secondly, extracting a reagent and a water sample with specified volumes by using an injection pump and a multi-channel rotary valve, reversing the reagent and the water sample by using a three-way valve on the injection pump, and pumping the quantified liquid into the reaction tank respectively.
The prior art has the following disadvantages:
1. the utilization rate of the reagent in the detection process is low, the amount of generated waste liquid is too large (the amount of the waste liquid generated by 360 times of test samples is 10-15L), and the cost for treating the waste liquid is high.
2. The application is narrow, and the water is not suitable for the environment with poor water quality.
3. The remote maintenance is not available, and the operation and maintenance personnel are required to go to the field for maintenance.
4. The procurement cost and the device cost are high.
Disclosure of Invention
The invention mainly solves the defects in the prior art, provides the water quality on-line monitoring device which can be suitable for any occasion, has the remote maintenance function, improves the operation and maintenance quality and reduces the operation and maintenance cost, and the monitoring method thereof.
The technical problem of the invention is mainly solved by the following technical scheme:
a water quality on-line monitor capable of being maintained remotely comprises a box body, wherein a metering unit is arranged in the box body, an upper interface of the metering unit is communicated with an inlet pipeline of a sample pump, a lower interface of the metering unit is communicated with an inlet pipeline of an electromagnetic valve I, and an outlet pipeline of the sample pump is connected with an overflow bottle; an outlet pipeline of the electromagnetic valve I is communicated with a lower interface of the digestion unit, and an upper interface of the digestion unit is communicated with an inlet pipeline of the battery valve II; an outlet pipeline of the electromagnetic valve II is communicated with a COM end of an electromagnetic valve III, an NC end of the electromagnetic valve III is communicated with an inlet end of a liquid discharge pump, and an NO end of the electromagnetic valve III is connected with an overflow bottle; the outlet end of the liquid discharge pump is connected with an overflow bottle.
Preferably, a display control unit capable of displaying various water quality data to be measured is arranged in the box body; the box body is internally provided with a cabinet door which can be automatically opened and closed by remote control.
Preferably, the box body and the cabinet door are remotely controlled through an electric telescopic rod.
Preferably, the metering unit comprises a cross-body valve, a metering pipe communicated with the cross-body valve is arranged at the upper part of the cross-body valve, the cross-body valve comprises channel pipes 1-10, and each channel pipe comprises: a No. 1 pure water pipe, a No. 2 channel pipe, a No. 3 water sample pipe, a No. 4 standard sample pipe, a No. 5 reagent first pipe, a No. 6 reagent second pipe, a No. 7 reagent third pipe, a No. 8 quality control sample pipe, a No. 9 cleaning waste liquid pipe and a No. 10 reaction waste liquid pipe; no. 1 ~ 10 passageway pipes are linked together with the metering tube respectively.
A monitoring method of a water quality on-line monitor capable of being maintained remotely is carried out according to the following steps:
opening a sample injection pump, pumping the water sample, the reagent and the pure water in the reagent bottle into a metering tube according to the opening and closing of a metering unit pipeline, measuring the volume of the required water sample by the metering tube, and pumping the water sample into a digestion pool in the digestion unit for water sample analysis;
the measured data is displayed in the display screen; after the digestion unit works, the liquid discharge pump works immediately, and the water sample in the digestion unit is discharged into the waste liquid bottle through the metering unit, so that the measurement of one sample period is completed.
Preferably, the No. 3 water sample pipe in the metering unit is used for inputting a sample to be detected from a water body, the detected water body is a water body under various conditions, such as a water body in the environment related to rivers, lakes and reservoirs, or a water body of a water source polluted by factory sewage and domestic wastewater, and a water body of a water plant related purified water source is detected;
in the detection process, the system automatically empties the liquid in the digestion unit at the initial stage of the process, detects the real-time condition of the digestion unit after the emptying execution is finished, and normally operates if the data is normal; otherwise, the system will alarm;
after the emptying digestion unit is finished, a water sample rinsing step is carried out; after a water sample is extracted by a No. 3 water sample pipe of the metering unit and is conveyed to a low liquid level detection line in the metering pipe, the water sample is input into a cleaning waste liquid barrel through a No. 9 cleaning waste liquid pipe of the metering unit;
after the water sample is rinsed, the No. 3 water sample pipe of the metering unit can extract the water sample and convey the water sample into the metering pipe, the metering unit can judge the volume of the required water sample, the water sample is input into a colorimetric pool in the digestion unit through the No. 2 channel pipe of the metering unit, and the required water sample volume is input; extracting a certain volume of reagent from a No. 5 reagent first tube, a No. 6 reagent second tube and a No. 7 reagent third tube which sequentially pass through a metering unit and inputting the reagent into a colorimetric pool of a digestion unit;
after the water sample and all reagents are extracted, the digestion unit can perform heating digestion related steps on the water sample extracted into the colorimetric pool, and the water sample in the colorimetric pool is emptied and input into the reaction waste liquid barrel through a No. 10 reaction waste liquid pipe of the metering unit;
after the digestion unit step is completed, various water quality data measured this time are sent out on a display control unit; ending the detection period of one water sample;
in the water sample detection process, an operator can remotely control the electric telescopic rod to open the cabinet door, and the detection process inside the equipment is checked through the industrial camera; if the abnormal condition is found, the display control unit can be remotely operated to carry out interference control on the water sample detection.
Preferably, for monitoring a water sample under a complex working condition, the water quality of the monitored water sample is ink type water quality and water with more granularity, the metering unit adopts a polarized light design, can identify purified water, organic solution and reagents with special colors, can effectively meter the water quality under a severe working condition, and ensures the accuracy of data, thereby improving the field adaptability;
if the operation and maintenance personnel are not on site, the measured water quality data is abnormal, the monitor gives an alarm, the operation and maintenance personnel log in the human-computer interface of the monitor remotely for maintenance, the operation and maintenance personnel can observe the specific abnormal phenomenon through the industrial camera, fault analysis and judgment are carried out on the special alarm, and the spare parts which need to be maintained can be brought to the site for directional maintenance.
The purpose of the invention is as follows:
1. the utilization rate of the reagent is improved, the amount of the generated waste liquid is controlled, and the amount of the waste liquid generated by 360 times of testing samples is less than 5L, so that the cost for treating the waste liquid is reduced.
2. Compatible multiple quality of water environment, under the circumstances such as quality of water is turbid, still can detect quality of water.
3. The equipment can be remotely maintained, the equipment is remotely logged in to operate the equipment to execute maintenance instructions such as calibration, measurement, cleaning and the like, and the reason of the fault can be positioned by synchronously observing the operation flow of the industrial camera in the equipment so that operation and maintenance personnel can carry out directional maintenance, and time and labor are saved.
4. And the optimal device is selected, so that the production cost is reduced, and the total equipment cost is reduced.
Key points and points to be protected:
1. the telnet device performs maintenance operations.
2. And observing the abnormal conditions by an industrial camera, and remotely solving or positioning the fault reasons.
3. Is suitable for various complex working conditions.
The advantages are that:
1. the utilization rate of the reagent is improved, the amount of the generated waste liquid is small, and the cost for treating the waste liquid is saved.
2. The environmental water body under various conditions can be detected, and the application range is improved.
3. When an abnormal condition occurs, the operation and maintenance personnel can preliminarily judge and solve the abnormal condition through remote operation. The trouble that the alarm of the instrument needs to be on site is saved.
4. And under the condition of ensuring that the instrument can complete detection, the optimal device is selected, so that the production and manufacturing cost is saved.
Drawings
FIG. 1 is an architectural diagram of the present invention;
FIG. 2 is a flow chart of the present invention;
FIG. 3 is a block diagram of the architecture of the present invention;
FIG. 4 is a schematic perspective view of the metering unit of FIG. 3;
FIG. 5 is a schematic front view of the structure of FIG. 4;
FIG. 6 is a schematic view of the digestion unit according to the present invention;
reference numerals: 25 is a colorimetric pool.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
Example 1: a water quality on-line monitor capable of being maintained remotely comprises a box body 1, wherein a metering unit 2 is arranged in the box body 1, an upper interface of the metering unit 2 is communicated with an inlet pipeline of a sample injection pump 3, a lower interface of the metering unit 2 is communicated with an inlet pipeline of an electromagnetic valve I4, and an outlet pipeline of the sample injection pump 3 is connected with an overflow bottle 5; an outlet pipeline of the electromagnetic valve I4 is communicated with a lower port of the digestion unit 6, and an upper port of the digestion unit 6 is communicated with an inlet pipeline of a battery valve II 7; an outlet pipeline of the solenoid valve II7 is communicated with a COM end of a solenoid valve III8, an NC end of the solenoid valve III8 is communicated with an inlet end of a drain pump 9, and an NO end of the solenoid valve III8 is connected with an overflow bottle 5; the outlet end of the liquid discharge pump 9 is connected with an overflow bottle 5.
The box body 1 is internally provided with a display control unit 10 which can display various water quality data to be measured; and a cabinet door 11 which is remotely controlled to automatically open and close is arranged in the box body 1.
The box body 1 and the cabinet door 11 are remotely controlled through an electric telescopic rod 12.
The metering unit 2 comprises a decadic connector valve 13, a metering pipe 14 communicated with the decadic connector valve 13 is arranged at the upper part of the decadic connector valve 13, the decadic connector valve 13 comprises channel pipes 1-10, and each channel pipe comprises: a No. 1 pure water pipe 15, a No. 2 channel pipe 16, a No. 3 water sample pipe 17, a No. 4 standard sample pipe 18, a No. 5 reagent first pipe 19, a No. 6 reagent second pipe 20, a No. 7 reagent third pipe 21, a No. 8 quality control sample pipe 22, a No. 9 cleaning waste liquid pipe 23 and a No. 10 reaction waste liquid pipe 24; no. 1-10 channel tubes are respectively communicated with the metering tube 14.
Opening a sample injection pump, pumping the water sample, the reagent and the pure water in the reagent bottle into a metering tube according to the opening and closing of a metering unit pipeline, measuring the volume of the required water sample by the metering tube, and pumping the water sample into a digestion pool in the digestion unit for water sample analysis;
the measured data is displayed in the display screen; after the digestion unit works, the liquid discharge pump works immediately, and a water sample in the digestion unit is discharged into the waste liquid bottle through the metering unit, so that the measurement of one sample period is completed.
The No. 3 water sample pipe in the metering unit is used for inputting samples to be detected from water, and the detected water is water under various conditions, such as water in the environment related to rivers, lakes and reservoirs, or water in a water source polluted by factory sewage and domestic wastewater, and water in a purified water source related to a water plant is detected;
in the detection process, the system automatically empties the liquid in the digestion unit at the initial stage of the process, detects the real-time condition of the digestion unit after the emptying execution is finished, and normally operates if the data is normal; otherwise, the system will alarm;
after the emptying digestion unit is finished, a water sample rinsing step is carried out; after a water sample is extracted by a No. 3 water sample pipe of the metering unit and is conveyed to a low liquid level detection line in the metering pipe, the water sample is input into a cleaning waste liquid barrel through a No. 9 cleaning waste liquid pipe of the metering unit;
after the water sample is rinsed, the No. 3 water sample pipe of the metering unit extracts the water sample and conveys the water sample into the metering pipe, the metering unit judges the volume of the required water sample, the water sample is input into a colorimetric pool in the digestion unit through the No. 2 channel pipe of the metering unit, and the required water sample volume is input; extracting a certain volume of reagent from a No. 5 reagent first tube, a No. 6 reagent second tube and a No. 7 reagent third tube which sequentially pass through a metering unit and inputting the reagent into a colorimetric pool of a digestion unit;
after the water sample and all reagents are extracted, the digestion unit can perform heating digestion related steps on the water sample extracted into the colorimetric pool, and the water sample in the colorimetric pool is emptied and input into the reaction waste liquid barrel through a No. 10 reaction waste liquid pipe of the metering unit;
after the digestion unit step is completed, various measured water quality data are displayed on a display control unit; ending the detection period of one water sample;
in the water sample detection process, an operator can remotely control the electric telescopic rod to open the cabinet door, and the detection process inside the equipment is checked through the industrial camera; if the abnormal condition is found, the display control unit can be remotely operated to carry out interference control on the water sample detection.
For a monitoring water sample under a complex working condition, the monitoring water sample is ink-type water quality and water quality with more granularity, the metering unit adopts a polarized light design, and not only can identify pure water, organic solution and reagents with special colors, but also can effectively meter the water quality under a severe working condition, and ensure the accuracy of data, thereby improving the field adaptability;
if the operation and maintenance personnel are not on site, the measured water quality data is abnormal, the monitor gives an alarm, the operation and maintenance personnel log in the human-computer interface of the monitor remotely for maintenance, the operation and maintenance personnel can observe the specific abnormal phenomenon through the industrial camera, fault analysis and judgment are carried out on the special alarm, and the spare parts which need to be maintained can be brought to the site for directional maintenance.
In the embodiment of the system, each included unit is only divided according to functional logic, but is not limited to the above division as long as the corresponding function can be realized; in addition, the specific names of the functional modules are only for the convenience of distinguishing from each other.
Claims (7)
1. The utility model provides a but online monitor of water quality of remote maintenance which characterized in that: the device comprises a box body (1), wherein a metering unit (2) is arranged in the box body (1), an upper interface of the metering unit (2) is communicated with an inlet pipeline of a sample injection pump (3), a lower interface of the metering unit (2) is communicated with an inlet pipeline of a solenoid valve I (4), and an outlet pipeline of the sample injection pump (3) is connected with an overflow bottle (5); an outlet pipeline of the electromagnetic valve I (4) is communicated with a lower connector of the digestion unit (6), and an upper connector of the digestion unit (6) is communicated with an inlet pipeline of the battery valve II (7); an outlet pipeline of the electromagnetic valve II (7) is communicated with a COM end of an electromagnetic valve III (8), an NC end of the electromagnetic valve III (8) is communicated with an inlet end of a liquid discharge pump (9), and an NO end of the electromagnetic valve III (8) is connected with an overflow bottle (5); the outlet end of the liquid discharge pump (9) is connected with an overflow bottle (5).
2. The water quality on-line monitor capable of being maintained remotely as claimed in claim 1, wherein: a display control unit (10) capable of displaying various water quality data to be measured is arranged in the box body (1); the box body (1) is internally provided with a cabinet door (11) which can be automatically opened and closed by remote control.
3. The water quality on-line monitor capable of being maintained remotely as claimed in claim 1, wherein: the box body (1) and the cabinet door (11) are remotely controlled through an electric telescopic rod (12).
4. A remotely maintainable water quality on-line monitor according to claim 3, wherein: the metering unit (2) comprises a cross-connected valve (13), a metering pipe (14) communicated with the cross-connected valve (13) is arranged on the upper portion of the cross-connected valve (13), the cross-connected valve (13) comprises channel pipes 1-10, and each channel pipe is divided into: a No. 1 pure water pipe (15), a No. 2 channel pipe (16), a No. 3 water sample pipe (17), a No. 4 standard sample pipe (18), a No. 5 reagent first pipe (19), a No. 6 reagent second pipe (20), a No. 7 reagent third pipe (21), a No. 8 quality control sample pipe (22), a No. 9 cleaning waste liquid pipe (23) and a No. 10 reaction waste liquid pipe (24); the No. 1-10 channel pipes are respectively communicated with the metering pipe (14).
5. The monitoring method of the water quality on-line monitor capable of being maintained remotely, which is characterized by comprising the following steps:
opening a sample injection pump, pumping the water sample, the reagent and the pure water in the reagent bottle into a metering tube according to the opening and closing of a metering unit pipeline, measuring the volume of the required water sample by the metering tube, and pumping the water sample into a digestion pool in the digestion unit for water sample analysis;
the measured data is displayed in the display screen; after the digestion unit works, the liquid discharge pump works immediately, and a water sample in the digestion unit is discharged into the waste liquid bottle through the metering unit, so that the measurement of one sample period is completed.
6. The monitoring method of the water quality on-line monitor capable of being maintained remotely as claimed in claim 5, wherein the monitoring method comprises the following steps:
the No. 3 water sample pipe in the metering unit is used for inputting samples to be detected from water, and the detected water is water under various conditions, such as water in the environment related to rivers, lakes and reservoirs, or water in a water source polluted by factory sewage and domestic wastewater, and water in a purified water source related to a water plant is detected;
in the detection process, the system automatically empties the liquid in the digestion unit at the initial stage of the process, detects the real-time condition of the digestion unit after the emptying execution is finished, and normally operates if the data is normal; otherwise, the system will alarm;
after the emptying digestion unit is finished, a water sample rinsing step is carried out; after a water sample is extracted by a No. 3 water sample pipe of the metering unit and is conveyed to a low liquid level detection line in the metering pipe, a No. 9 cleaning waste liquid pipe of the metering unit is input into a cleaning waste liquid barrel;
after the water sample is rinsed, the No. 3 water sample pipe of the metering unit can extract the water sample and convey the water sample into the metering pipe, the metering unit can judge the volume of the required water sample, the water sample is input into a colorimetric pool in the digestion unit through the No. 2 channel pipe of the metering unit, and the required water sample volume is input; extracting a certain volume of reagent from a No. 5 reagent first tube, a No. 6 reagent second tube and a No. 7 reagent third tube which sequentially pass through a metering unit and inputting the reagent into a colorimetric pool of a digestion unit;
after the water sample and all reagents are extracted, the digestion unit can perform heating digestion related steps on the water sample extracted into the colorimetric pool, and the water sample in the colorimetric pool is emptied and input into the reaction waste liquid barrel through a No. 10 reaction waste liquid pipe of the metering unit;
after the digestion unit step is completed, various water quality data measured this time are sent out on a display control unit; ending the detection period of one water sample;
in the water sample detection process, an operator can remotely control the electric telescopic rod to open the cabinet door, and the detection process inside the equipment is checked through the industrial camera; if the abnormal condition is found, the display control unit can be remotely operated to carry out interference control on the water sample detection.
7. The monitoring method of the water quality on-line monitor capable of being maintained remotely, which is characterized by comprising the following steps:
for a monitoring water sample under a complex working condition, the monitoring water sample is ink-type water quality and water quality with more granularity, the metering unit adopts a polarized light design, and not only can identify pure water, organic solution and reagents with special colors, but also can effectively meter the water quality under a severe working condition, and ensure the accuracy of data, thereby improving the field adaptability;
if the operation and maintenance personnel are not on site, the measured water quality data is abnormal, the monitor gives an alarm, the operation and maintenance personnel log in the human-computer interface of the monitor remotely for maintenance, the operation and maintenance personnel can observe the specific abnormal phenomenon through the industrial camera, fault analysis and judgment are carried out on the special alarm, and the spare parts which need to be maintained can be brought to the site for directional maintenance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210308516.7A CN114705636A (en) | 2022-03-24 | 2022-03-24 | Water quality on-line monitor capable of being maintained remotely and monitoring method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210308516.7A CN114705636A (en) | 2022-03-24 | 2022-03-24 | Water quality on-line monitor capable of being maintained remotely and monitoring method |
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| CN202210308516.7A Pending CN114705636A (en) | 2022-03-24 | 2022-03-24 | Water quality on-line monitor capable of being maintained remotely and monitoring method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115326734A (en) * | 2022-10-10 | 2022-11-11 | 中绿环保科技股份有限公司 | Water quality multi-parameter online monitor |
| CN116338221A (en) * | 2023-05-24 | 2023-06-27 | 河北华清环境科技集团股份有限公司 | Quality control equipment for online automatic monitoring of water quality |
-
2022
- 2022-03-24 CN CN202210308516.7A patent/CN114705636A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115326734A (en) * | 2022-10-10 | 2022-11-11 | 中绿环保科技股份有限公司 | Water quality multi-parameter online monitor |
| CN116338221A (en) * | 2023-05-24 | 2023-06-27 | 河北华清环境科技集团股份有限公司 | Quality control equipment for online automatic monitoring of water quality |
| CN116338221B (en) * | 2023-05-24 | 2023-08-11 | 河北华清环境科技集团股份有限公司 | Quality control equipment for online automatic monitoring of water quality |
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