CN109856224B - Water area anticorrosion heavy metal real-time detection system - Google Patents
Water area anticorrosion heavy metal real-time detection system Download PDFInfo
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 434
- 229910001385 heavy metal Inorganic materials 0.000 title claims abstract description 59
- 238000011897 real-time detection Methods 0.000 title claims abstract description 21
- 238000007667 floating Methods 0.000 claims abstract description 59
- 238000004140 cleaning Methods 0.000 claims abstract description 31
- 239000007921 spray Substances 0.000 claims abstract description 28
- 238000004891 communication Methods 0.000 claims abstract description 26
- 239000003643 water by type Substances 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 238000012545 processing Methods 0.000 claims description 8
- 238000005536 corrosion prevention Methods 0.000 claims 8
- 238000001514 detection method Methods 0.000 abstract description 18
- 238000005260 corrosion Methods 0.000 abstract description 11
- 238000012544 monitoring process Methods 0.000 abstract description 10
- 239000007864 aqueous solution Substances 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 5
- 230000007797 corrosion Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000012806 monitoring device Methods 0.000 description 9
- 239000000243 solution Substances 0.000 description 6
- 238000005406 washing Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 241000195493 Cryptophyta Species 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000006855 networking Effects 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000011133 lead Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
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- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Prevention Of Electric Corrosion (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention discloses a real-time detection system for corrosion-resistant heavy metals in a water area, which belongs to the technical field of detection of water areas of the Internet of things, and comprises a water supply unit and a cleaning unit, and is characterized in that: the ion selective electrode sensor is characterized by further comprising a data acquisition communication unit, wherein the data acquisition communication unit comprises a power supply, an ion selective electrode sensor connected with the power supply, a digital-to-analog converter and a microprocessor; the water supply unit comprises a water tank, a floating anchor cylinder and a water pump; the cleaning unit comprises a water inlet pipe and a water outlet pipe, and the water outlet pipe is connected with a spray head; the ion selective electrode sensor is arranged in the water tank, the water outlet pipe extends into the water tank, and the bottom of the water tank is provided with a water leakage hole for leaking water to the floating anchor cylinder. The invention develops the detection node of the anti-corrosion heavy metal content in the water area on the basis of the technology of the Internet of things, and realizes real-time monitoring of the heavy metal content in the water area by adopting an ion selective electrode method, so that the heavy metal sensor can be prevented from being corroded by aqueous solution, and the detection accuracy is effectively improved.
Description
Technical Field
The invention relates to the technical field of water area detection of the Internet of things, in particular to a real-time detection system for corrosion-resistant heavy metals in a water area.
Background
The internet of things is a network which connects any article with the internet according to an agreed protocol through information sensing equipment to exchange and communicate information so as to realize intelligent identification, positioning, tracking, monitoring and management. The internet of things is a network that extends and expands on the internet basis. The technology of the Internet of things is applied to heavy metal detection equipment, the content of heavy metals in the water can be monitored in real time, the problem of heavy metal pollution of the ecological environment is solved, and the method has great significance for practical application.
The traditional water area heavy metal detection method is to collect a solution sample in a laboratory for detection and measure copper, lead, zinc, cadmium and chromium in water. The water in the lake or the river is corrosive, if the heavy metal sensor is placed in a water area for a long time, the heavy metal sensor is damaged to some extent, the detection result is inaccurate, and the final detection accuracy is also influenced by impurity deposition and algae derivatives in the water area attached to the heavy metal sensor.
Chinese patent publication No. CN 108709974a, published as 2018, 10 and 26, discloses an automatic monitoring system for monitoring pollution state of river surge water area based on internet of things, which is characterized by comprising: the sectional type river surge management area is divided from a river surge area according to the jurisdiction area, wherein the jurisdiction area comprises villages and towns or villages, and the sectional type river surge management area comprises at least two fixed-point monitoring devices; the fixed-point monitoring device is distributed on two banks of a river surge water area, is provided with a real-time water quality monitoring device which is submerged and is used for acquiring water quality information of the river surge at the position, and further comprises an information acquisition module, an Internet of things card module and a self-power generation power supply module; the river surge management center machine room comprises a cloud server, wherein the fixed-point monitoring device is in wireless communication connection with the cloud server through an Internet of things card module, the information acquisition module acquires water quality information acquired by the water quality real-time monitoring device and uploads the water quality information to the cloud server through the Internet of things card module, and the cloud server is in two-way connection with the river surge management center machine room.
The automatic monitoring system based on thing networking control river surge waters pollution state that this patent document discloses divides the river surge waters into a plurality of regions, is equipped with a plurality of fixed point monitoring devices in every region, and every fixed point monitoring device is regularly incessant to obtain the quality of water condition of position, and wireless communication function through the thing networking card forms the systematization control with cloud server, and the manager in river surge management center computer room and sectional type river surge management area can know the quality of water condition in river surge waters in real time, realizes the management to the river surge waters. However, water in the river water burst area is corrosive, and the real-time water quality monitoring device is placed in the water area for a long time, so that damage is caused, the detection result is inaccurate, and final detection accuracy is also influenced by impurity deposition and algae multiplication attached to the real-time water quality monitoring device.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a real-time detection system for the corrosion-resistant heavy metal in the water area.
The invention is realized by the following technical scheme:
the utility model provides a waters anticorrosion heavy metal real-time detection system, includes water supply unit and clean unit, its characterized in that: the ion selective electrode sensor is respectively and electrically connected with the digital-to-analog converter and the microprocessor, the digital-to-analog converter is electrically connected with the microprocessor, and the digital-to-analog converter acquires data and transmits the data to the microprocessor through the high-speed SPI interface; the water supply unit comprises a water tank, a floating anchor cylinder and a water pump, and the bottom of the water tank is fixedly connected with the floating anchor cylinder; the cleaning unit comprises a water inlet pipe and a water outlet pipe, the water outlet pipe is connected with a spray head, the water inlet pipe is connected with the water inlet end of the water pump, and the water outlet pipe is connected with the water outlet end of the water pump; the ion selective electrode sensor is arranged in the water tank, the water outlet pipe extends into the water tank, the spray head on the water outlet pipe corresponds to the ion selective electrode sensor, and the bottom of the water tank is provided with water leakage holes for leaking water to the floating anchor cylinder.
The cross section of the water tank is in an inverted trapezoid shape, a screw hole is formed in the bottom of the water tank, a fixing bolt is connected to the screw hole, and the floating anchor cylinder is fixedly connected with the water tank through the fixing bolt.
The water tank is provided with an overflow hole, the overflow hole is positioned on the side wall of the upper part of the water tank, and the overflow hole is connected with an overflow pipe.
The floating anchor cylinder is cylindrical and comprises an outer cylinder and an inner cylinder, cleaning water is filled in a gap between the outer cylinder and the inner cylinder, a water inlet hole is formed in the center of the bottom of the inner cylinder, and a water leakage hole in the bottom of the water tank corresponds to the water inlet hole of the inner cylinder.
The water supply unit also comprises an electromagnetic valve which is electrically connected with the microprocessor.
A plurality of water spray holes are uniformly distributed on the water outlet pipe, and the water supply speed of the water tank is greater than the water leakage speed.
The ion selective electrode sensor is used for collecting the content of heavy metal elements in the water and transmitting data to the microprocessor.
And the microprocessor is used for receiving the heavy metal element content data in the water area acquired by the ion selective electrode sensor, performing format conversion processing, and storing the data after the format conversion processing into a data table of the MySQL database.
The digital-to-analog converter is used for converting the acquired heavy metal element content data analog quantity in the water area into digital quantity and providing an identifiable data source for the output end.
And the collected data of the content of the heavy metal elements in the water area are communicated with a Web server through a GPRS network or in a C/S communication mode.
The MySQL is a relational database management system.
The beneficial effects of the invention are mainly shown in the following aspects:
1. the data acquisition communication unit comprises a power supply, an ion selective electrode sensor connected with the power supply, a digital-to-analog converter and a microprocessor, wherein the ion selective electrode sensor is respectively electrically connected with the digital-to-analog converter and the microprocessor; the water supply unit comprises a water tank, a floating anchor cylinder and a water pump, and the bottom of the water tank is fixedly connected with the floating anchor cylinder; the cleaning unit comprises a water inlet pipe and a water outlet pipe, the water outlet pipe is connected with a spray head, the water inlet pipe is connected with the water inlet end of the water pump, and the water outlet pipe is connected with the water outlet end of the water pump; ion selectivity electrode sensor arranges the basin in, the outlet pipe stretches into in the basin, shower nozzle on the outlet pipe is corresponding with ion selectivity electrode sensor, the bottom of basin is opened has the hole that leaks that is used for leaking to the floating anchor section of thick bamboo, as a complete technical scheme, compared with the prior art, use internet of things as the basis, development waters anticorrosion heavy metal content detection node, adopt the ion selective electrode method to realize the real time monitoring to waters heavy metal content, can avoid heavy metal sensor to be corroded by aqueous solution, effectively improve and detect the accuracy.
2. According to the invention, the ion selective electrode sensor is adopted, so that the sensor can be prevented from being corroded by aqueous solution, and the sensor can be washed at regular time through the cleaning unit, so that the accuracy of measuring data is achieved. The ion selective electrode sensor adopts a single-wire interface mode, and realizes the interaction function of data and commands.
3. According to the invention, the water leakage hole for leaking water to the floating anchor cylinder is formed in the bottom of the water tank, so that the flowing of a solution in the water tank can be ensured, the quality change of the solution in the water tank is the same as that of water in a water area, and the water after washing the ion selective electrode sensor can be completely discharged.
4. According to the invention, the floating anchor cylinder is cylindrical and comprises an outer cylinder and an inner cylinder, cleaning water is filled in a gap between the outer cylinder and the inner cylinder, a water inlet hole is formed in the center of the bottom of the inner cylinder, a water leakage hole in the bottom of a water tank corresponds to the water inlet hole of the inner cylinder, the bottom of the inner cylinder is not closed, and the water inlet hole is formed, so that water in a water area can enter the inner cylinder; the structure of the floating anchor cylinder can keep the balance of the whole system and provide clean water resources for washing the ion selective electrode sensor.
5. According to the invention, the water outlet pipe is uniformly provided with the plurality of water spray holes, and when the water is used for washing by spraying cleaning water, the porous water outlet pipe can ensure that the ion selective electrode sensor is cleaned more comprehensively and comprehensively; the water supply speed of the water tank is higher than the water leakage speed, so that enough solution can be ensured in the water tank, and the accurate collection of the heavy metal content in the water area by the ion selective electrode sensor is facilitated.
6. According to the invention, the data acquisition communication unit can accurately acquire the content of heavy metals in the water area, so that real-time monitoring is realized, the detection flow of the traditional scheme is simplified, and the detection cost is reduced.
Drawings
The invention will be further described in detail with reference to the drawings and the detailed description, in which:
FIG. 1 is a schematic diagram of the structure of the present invention used in a water area;
FIG. 2 is a schematic diagram of an RS485 communication interface of the present invention;
FIG. 3 is a schematic diagram of an AD7799 conversion module of the present invention;
FIG. 4 is a schematic diagram of the power supply of the present invention;
FIG. 5 is a schematic diagram of a data acquisition communication unit according to the present invention;
the labels in the figure are: 1. the device comprises a power supply, 2, an ion selective electrode sensor, 3, a digital-to-analog converter, 4, a microprocessor, 5, a water tank, 6, a floating anchor cylinder, 7, a water pump, 8, a water inlet pipe, 9, a water outlet pipe, 10, a spray head, 11, an overflow pipe, 12, an outer cylinder, 13, an inner cylinder, 14 and an electromagnetic valve.
Detailed Description
Example 1
A water area anti-corrosion heavy metal real-time detection system comprises a water supply unit, a cleaning unit and a data acquisition communication unit, wherein the data acquisition communication unit comprises a power supply 1, an ion selective electrode sensor 2 connected with the power supply 1, a digital-to-analog converter 3 and a microprocessor 4, the ion selective electrode sensor 2 is respectively electrically connected with the digital-to-analog converter 3 and the microprocessor 4, the digital-to-analog converter 3 is electrically connected with the microprocessor 4, and the digital-to-analog converter 3 acquires data and transmits the data to the microprocessor 4 through a high-speed SPI (serial peripheral interface); the water supply unit comprises a water tank 5, a floating anchor cylinder 6 and a water pump 7, wherein the bottom of the water tank 5 is fixedly connected with the floating anchor cylinder 6; the cleaning unit comprises a water inlet pipe 8 and a water outlet pipe 9, a spray head 10 is connected to the water outlet pipe 9, the water inlet pipe 8 is connected with the water inlet end of the water pump 7, and the water outlet pipe 9 is connected with the water outlet end of the water pump 7; the ion selective electrode sensor 2 is arranged in the water tank 5, the water outlet pipe 9 extends into the water tank 5, the spray head 10 on the water outlet pipe 9 corresponds to the ion selective electrode sensor 2, and the bottom of the water tank 5 is provided with water leakage holes for leaking water to the floating anchor cylinder 6.
The data acquisition and communication unit comprises a power supply, an ion selective electrode sensor connected with the power supply, a digital-to-analog converter and a microprocessor, wherein the ion selective electrode sensor is respectively electrically connected with the digital-to-analog converter and the microprocessor, the digital-to-analog converter is electrically connected with the microprocessor, and the digital-to-analog converter acquires data and transmits the data to the microprocessor through a high-speed SPI (serial peripheral interface); the water supply unit comprises a water tank, a floating anchor cylinder and a water pump, and the bottom of the water tank is fixedly connected with the floating anchor cylinder; the cleaning unit comprises a water inlet pipe and a water outlet pipe, the water outlet pipe is connected with a spray head, the water inlet pipe is connected with the water inlet end of the water pump, and the water outlet pipe is connected with the water outlet end of the water pump; ion selectivity electrode sensor arranges the basin in, the outlet pipe stretches into in the basin, shower nozzle on the outlet pipe is corresponding with ion selectivity electrode sensor, the bottom of basin is opened has the hole that leaks that is used for leaking to the floating anchor section of thick bamboo, as a complete technical scheme, compared with the prior art, use internet of things as the basis, development waters anticorrosion heavy metal content detection node, adopt the ion selective electrode method to realize the real time monitoring to waters heavy metal content, can avoid heavy metal sensor to be corroded by aqueous solution, effectively improve and detect the accuracy.
Example 2
A water area anti-corrosion heavy metal real-time detection system comprises a water supply unit, a cleaning unit and a data acquisition communication unit, wherein the data acquisition communication unit comprises a power supply 1, an ion selective electrode sensor 2 connected with the power supply 1, a digital-to-analog converter 3 and a microprocessor 4, the ion selective electrode sensor 2 is respectively electrically connected with the digital-to-analog converter 3 and the microprocessor 4, the digital-to-analog converter 3 is electrically connected with the microprocessor 4, and the digital-to-analog converter 3 acquires data and transmits the data to the microprocessor 4 through a high-speed SPI (serial peripheral interface); the water supply unit comprises a water tank 5, a floating anchor cylinder 6 and a water pump 7, wherein the bottom of the water tank 5 is fixedly connected with the floating anchor cylinder 6; the cleaning unit comprises a water inlet pipe 8 and a water outlet pipe 9, a spray head 10 is connected to the water outlet pipe 9, the water inlet pipe 8 is connected with the water inlet end of the water pump 7, and the water outlet pipe 9 is connected with the water outlet end of the water pump 7; the ion selective electrode sensor 2 is arranged in the water tank 5, the water outlet pipe 9 extends into the water tank 5, the spray head 10 on the water outlet pipe 9 corresponds to the ion selective electrode sensor 2, and the bottom of the water tank 5 is provided with water leakage holes for leaking water to the floating anchor cylinder 6.
The cross section of the water tank 5 is in an inverted trapezoid shape, the bottom of the water tank 5 is provided with a screw hole, a fixing bolt is connected to the screw hole, and the floating anchor cylinder 6 is fixedly connected with the water tank 5 through the fixing bolt.
And the water tank 5 is provided with an overflow hole which is positioned on the side wall of the upper part of the water tank 5, and the overflow hole is connected with an overflow pipe 11.
This embodiment is a preferred embodiment, and uses an ion selective electrode sensor, which can avoid corrosion by the aqueous solution, and can wash the sensor regularly by the cleaning unit, achieving the accuracy of the measured data. The ion selective electrode sensor adopts a single-wire interface mode, and realizes the interaction function of data and commands.
Example 3
A water area anti-corrosion heavy metal real-time detection system comprises a water supply unit, a cleaning unit and a data acquisition communication unit, wherein the data acquisition communication unit comprises a power supply 1, an ion selective electrode sensor 2 connected with the power supply 1, a digital-to-analog converter 3 and a microprocessor 4, the ion selective electrode sensor 2 is respectively electrically connected with the digital-to-analog converter 3 and the microprocessor 4, the digital-to-analog converter 3 is electrically connected with the microprocessor 4, and the digital-to-analog converter 3 acquires data and transmits the data to the microprocessor 4 through a high-speed SPI (serial peripheral interface); the water supply unit comprises a water tank 5, a floating anchor cylinder 6 and a water pump 7, wherein the bottom of the water tank 5 is fixedly connected with the floating anchor cylinder 6; the cleaning unit comprises a water inlet pipe 8 and a water outlet pipe 9, a spray head 10 is connected to the water outlet pipe 9, the water inlet pipe 8 is connected with the water inlet end of the water pump 7, and the water outlet pipe 9 is connected with the water outlet end of the water pump 7; the ion selective electrode sensor 2 is arranged in the water tank 5, the water outlet pipe 9 extends into the water tank 5, the spray head 10 on the water outlet pipe 9 corresponds to the ion selective electrode sensor 2, and the bottom of the water tank 5 is provided with water leakage holes for leaking water to the floating anchor cylinder 6.
The cross section of the water tank 5 is in an inverted trapezoid shape, the bottom of the water tank 5 is provided with a screw hole, a fixing bolt is connected to the screw hole, and the floating anchor cylinder 6 is fixedly connected with the water tank 5 through the fixing bolt.
And the water tank 5 is provided with an overflow hole which is positioned on the side wall of the upper part of the water tank 5, and the overflow hole is connected with an overflow pipe 11.
The floating anchor cylinder 6 is cylindrical, the floating anchor cylinder 6 comprises an outer cylinder 12 and an inner cylinder 13, cleaning water is filled in a gap between the outer cylinder 12 and the inner cylinder 13, a water inlet hole is formed in the center of the bottom of the inner cylinder 13, and a water leakage hole in the bottom of the water tank 5 corresponds to the water inlet hole of the inner cylinder 13.
The water supply unit further comprises an electromagnetic valve 14, and the electromagnetic valve 14 is electrically connected with the microprocessor 4.
In another preferred embodiment, the bottom of the water tank is provided with water leakage holes for leaking water to the floating anchor cylinder, so as to ensure that the solution in the water tank flows and has the same quality change as the water in the water area, and ensure that the water after washing the ion selective electrode sensor can be completely discharged.
Example 4
A water area anti-corrosion heavy metal real-time detection system comprises a water supply unit, a cleaning unit and a data acquisition communication unit, wherein the data acquisition communication unit comprises a power supply 1, an ion selective electrode sensor 2 connected with the power supply 1, a digital-to-analog converter 3 and a microprocessor 4, the ion selective electrode sensor 2 is respectively electrically connected with the digital-to-analog converter 3 and the microprocessor 4, the digital-to-analog converter 3 is electrically connected with the microprocessor 4, and the digital-to-analog converter 3 acquires data and transmits the data to the microprocessor 4 through a high-speed SPI (serial peripheral interface); the water supply unit comprises a water tank 5, a floating anchor cylinder 6 and a water pump 7, wherein the bottom of the water tank 5 is fixedly connected with the floating anchor cylinder 6; the cleaning unit comprises a water inlet pipe 8 and a water outlet pipe 9, a spray head 10 is connected to the water outlet pipe 9, the water inlet pipe 8 is connected with the water inlet end of the water pump 7, and the water outlet pipe 9 is connected with the water outlet end of the water pump 7; the ion selective electrode sensor 2 is arranged in the water tank 5, the water outlet pipe 9 extends into the water tank 5, the spray head 10 on the water outlet pipe 9 corresponds to the ion selective electrode sensor 2, and the bottom of the water tank 5 is provided with water leakage holes for leaking water to the floating anchor cylinder 6.
The cross section of the water tank 5 is in an inverted trapezoid shape, the bottom of the water tank 5 is provided with a screw hole, a fixing bolt is connected to the screw hole, and the floating anchor cylinder 6 is fixedly connected with the water tank 5 through the fixing bolt.
And the water tank 5 is provided with an overflow hole which is positioned on the side wall of the upper part of the water tank 5, and the overflow hole is connected with an overflow pipe 11.
The floating anchor cylinder 6 is cylindrical, the floating anchor cylinder 6 comprises an outer cylinder 12 and an inner cylinder 13, cleaning water is filled in a gap between the outer cylinder 12 and the inner cylinder 13, a water inlet hole is formed in the center of the bottom of the inner cylinder 13, and a water leakage hole in the bottom of the water tank 5 corresponds to the water inlet hole of the inner cylinder 13.
The water supply unit further comprises an electromagnetic valve 14, and the electromagnetic valve 14 is electrically connected with the microprocessor 4.
A plurality of water spray holes are uniformly distributed on the water outlet pipe 9, and the water supply speed of the water tank 5 is higher than the water leakage speed.
The ion selective electrode sensor 2 is used for collecting the content of heavy metal elements in the water and transmitting the data to the microprocessor 4.
In another preferred embodiment, the buoyant anchor cylinder is cylindrical, the buoyant anchor cylinder comprises an outer cylinder and an inner cylinder, the gap between the outer cylinder and the inner cylinder is filled with cleaning water, the bottom center of the inner cylinder is provided with a water inlet, the water leakage hole on the bottom of the water tank corresponds to the water inlet of the inner cylinder, the bottom of the inner cylinder is not closed, and the water inlet is provided so that water in the water area can enter the inner cylinder; the structure of the floating anchor cylinder can keep the balance of the whole system and provide clean water resources for washing the ion selective electrode sensor.
Example 5
A water area anti-corrosion heavy metal real-time detection system comprises a water supply unit, a cleaning unit and a data acquisition communication unit, wherein the data acquisition communication unit comprises a power supply 1, an ion selective electrode sensor 2 connected with the power supply 1, a digital-to-analog converter 3 and a microprocessor 4, the ion selective electrode sensor 2 is respectively electrically connected with the digital-to-analog converter 3 and the microprocessor 4, the digital-to-analog converter 3 is electrically connected with the microprocessor 4, and the digital-to-analog converter 3 acquires data and transmits the data to the microprocessor 4 through a high-speed SPI (serial peripheral interface); the water supply unit comprises a water tank 5, a floating anchor cylinder 6 and a water pump 7, wherein the bottom of the water tank 5 is fixedly connected with the floating anchor cylinder 6; the cleaning unit comprises a water inlet pipe 8 and a water outlet pipe 9, a spray head 10 is connected to the water outlet pipe 9, the water inlet pipe 8 is connected with the water inlet end of the water pump 7, and the water outlet pipe 9 is connected with the water outlet end of the water pump 7; the ion selective electrode sensor 2 is arranged in the water tank 5, the water outlet pipe 9 extends into the water tank 5, the spray head 10 on the water outlet pipe 9 corresponds to the ion selective electrode sensor 2, and the bottom of the water tank 5 is provided with water leakage holes for leaking water to the floating anchor cylinder 6.
The cross section of the water tank 5 is in an inverted trapezoid shape, the bottom of the water tank 5 is provided with a screw hole, a fixing bolt is connected to the screw hole, and the floating anchor cylinder 6 is fixedly connected with the water tank 5 through the fixing bolt.
And the water tank 5 is provided with an overflow hole which is positioned on the side wall of the upper part of the water tank 5, and the overflow hole is connected with an overflow pipe 11.
The floating anchor cylinder 6 is cylindrical, the floating anchor cylinder 6 comprises an outer cylinder 12 and an inner cylinder 13, cleaning water is filled in a gap between the outer cylinder 12 and the inner cylinder 13, a water inlet hole is formed in the center of the bottom of the inner cylinder 13, and a water leakage hole in the bottom of the water tank 5 corresponds to the water inlet hole of the inner cylinder 13.
The water supply unit further comprises an electromagnetic valve 14, and the electromagnetic valve 14 is electrically connected with the microprocessor 4.
A plurality of water spray holes are uniformly distributed on the water outlet pipe 9, and the water supply speed of the water tank 5 is higher than the water leakage speed.
The ion selective electrode sensor 2 is used for collecting the content of heavy metal elements in the water and transmitting the data to the microprocessor 4.
And the microprocessor 4 is used for receiving the heavy metal element content data in the water area acquired by the ion selective electrode sensor 2, performing format conversion processing, and storing the data after the format conversion processing into a data table of the MySQL database.
In this embodiment, a plurality of water spray holes are uniformly distributed on the water outlet pipe, and when the water is used for washing by spraying cleaning water, the water outlet pipe with multiple holes can ensure that the ion selective electrode sensor is more comprehensive and can be comprehensively washed; the water supply speed of the water tank is higher than the water leakage speed, so that enough solution can be ensured in the water tank, and the accurate collection of the heavy metal content in the water area by the ion selective electrode sensor is facilitated.
Example 6
A water area anti-corrosion heavy metal real-time detection system comprises a water supply unit, a cleaning unit and a data acquisition communication unit, wherein the data acquisition communication unit comprises a power supply 1, an ion selective electrode sensor 2 connected with the power supply 1, a digital-to-analog converter 3 and a microprocessor 4, the ion selective electrode sensor 2 is respectively electrically connected with the digital-to-analog converter 3 and the microprocessor 4, the digital-to-analog converter 3 is electrically connected with the microprocessor 4, and the digital-to-analog converter 3 acquires data and transmits the data to the microprocessor 4 through a high-speed SPI (serial peripheral interface); the water supply unit comprises a water tank 5, a floating anchor cylinder 6 and a water pump 7, wherein the bottom of the water tank 5 is fixedly connected with the floating anchor cylinder 6; the cleaning unit comprises a water inlet pipe 8 and a water outlet pipe 9, a spray head 10 is connected to the water outlet pipe 9, the water inlet pipe 8 is connected with the water inlet end of the water pump 7, and the water outlet pipe 9 is connected with the water outlet end of the water pump 7; the ion selective electrode sensor 2 is arranged in the water tank 5, the water outlet pipe 9 extends into the water tank 5, the spray head 10 on the water outlet pipe 9 corresponds to the ion selective electrode sensor 2, and the bottom of the water tank 5 is provided with water leakage holes for leaking water to the floating anchor cylinder 6.
The cross section of the water tank 5 is in an inverted trapezoid shape, the bottom of the water tank 5 is provided with a screw hole, a fixing bolt is connected to the screw hole, and the floating anchor cylinder 6 is fixedly connected with the water tank 5 through the fixing bolt.
And the water tank 5 is provided with an overflow hole which is positioned on the side wall of the upper part of the water tank 5, and the overflow hole is connected with an overflow pipe 11.
The floating anchor cylinder 6 is cylindrical, the floating anchor cylinder 6 comprises an outer cylinder 12 and an inner cylinder 13, cleaning water is filled in a gap between the outer cylinder 12 and the inner cylinder 13, a water inlet hole is formed in the center of the bottom of the inner cylinder 13, and a water leakage hole in the bottom of the water tank 5 corresponds to the water inlet hole of the inner cylinder 13.
The water supply unit further comprises an electromagnetic valve 14, and the electromagnetic valve 14 is electrically connected with the microprocessor 4.
A plurality of water spray holes are uniformly distributed on the water outlet pipe 9, and the water supply speed of the water tank 5 is higher than the water leakage speed.
The ion selective electrode sensor 2 is used for collecting the content of heavy metal elements in the water and transmitting the data to the microprocessor 4.
And the microprocessor 4 is used for receiving the heavy metal element content data in the water area acquired by the ion selective electrode sensor 2, performing format conversion processing, and storing the data after the format conversion processing into a data table of the MySQL database.
And the digital-to-analog converter 3 is used for converting the acquired heavy metal element content data analog quantity in the water area into digital quantity and providing an identifiable data source for an output end.
And the collected data of the content of the heavy metal elements in the water area are communicated with a Web server through a GPRS network or in a C/S communication mode.
The embodiment is a best implementation mode, the data acquisition communication unit comprises a power supply, an ion selective electrode sensor connected with the power supply, a digital-to-analog converter and a microprocessor, the ion selective electrode sensor is respectively and electrically connected with the digital-to-analog converter and the microprocessor, the digital-to-analog converter is electrically connected with the microprocessor, and the digital-to-analog converter acquires data and transmits the data to the microprocessor through a high-speed SPI (serial peripheral interface); the water supply unit comprises a water tank, a floating anchor cylinder and a water pump, and the bottom of the water tank is fixedly connected with the floating anchor cylinder; the cleaning unit comprises a water inlet pipe and a water outlet pipe, the water outlet pipe is connected with a spray head, the water inlet pipe is connected with the water inlet end of the water pump, and the water outlet pipe is connected with the water outlet end of the water pump; ion selectivity electrode sensor arranges the basin in, the outlet pipe stretches into in the basin, shower nozzle on the outlet pipe is corresponding with ion selectivity electrode sensor, the bottom of basin is opened has the hole that leaks that is used for leaking to the floating anchor section of thick bamboo, as a complete technical scheme, compared with the prior art, use internet of things as the basis, development waters anticorrosion heavy metal content detection node, adopt the ion selective electrode method to realize the real time monitoring to waters heavy metal content, can avoid heavy metal sensor to be corroded by aqueous solution, effectively improve and detect the accuracy.
The data acquisition communication unit can realize accurate collection of the content of heavy metals in a water area, so that real-time monitoring is realized, the detection flow of the traditional scheme is simplified, and the detection cost is reduced.
Claims (9)
1. The utility model provides a waters anticorrosion heavy metal real-time detection system, includes water supply unit and clean unit, its characterized in that: the ion selective electrode sensor (2) is respectively and electrically connected with the digital-to-analog converter (3) and the microprocessor (4), the digital-to-analog converter (3) is electrically connected with the microprocessor (4), and the digital-to-analog converter (3) acquires data and transmits the data to the microprocessor (4) through a high-speed SPI (serial peripheral interface); the water supply unit comprises a water tank (5), a floating anchor cylinder (6) and a water pump (7), and the bottom of the water tank (5) is fixedly connected with the floating anchor cylinder (6); the cleaning unit comprises a water inlet pipe (8) and a water outlet pipe (9), a spray head (10) is connected to the water outlet pipe (9), the water inlet pipe (8) is connected with the water inlet end of the water pump (7), and the water outlet pipe (9) is connected with the water outlet end of the water pump (7); the ion selective electrode sensor (2) is arranged in the water tank (5), the water outlet pipe (9) extends into the water tank (5), a spray head (10) on the water outlet pipe (9) corresponds to the ion selective electrode sensor (2), and the bottom of the water tank (5) is provided with a water leakage hole for water leakage to the floating anchor cylinder (6); the floating anchor cylinder (6) is cylindrical, the floating anchor cylinder (6) comprises an outer cylinder (12) and an inner cylinder (13), cleaning water is filled in a gap between the outer cylinder (12) and the inner cylinder (13), a water inlet hole is formed in the center of the bottom of the inner cylinder (13), and a water leakage hole in the bottom of the water tank (5) corresponds to the water inlet hole of the inner cylinder (13).
2. The real-time detection system for the corrosion prevention heavy metals in the water area according to claim 1, characterized in that: the cross section of the water tank (5) is in an inverted trapezoid shape, a screw hole is formed in the bottom of the water tank (5), a fixing bolt is connected to the screw hole, and the floating anchor cylinder (6) is fixedly connected with the water tank (5) through the fixing bolt.
3. The real-time detection system for the corrosion prevention heavy metals in the water area according to claim 1, characterized in that: the water tank (5) is provided with an overflow hole, the overflow hole is positioned on the side wall of the upper part of the water tank (5), and an overflow pipe (11) is connected to the overflow hole.
4. The real-time detection system for the corrosion prevention heavy metals in the water area according to claim 1, characterized in that: the water supply unit further comprises an electromagnetic valve (14), and the electromagnetic valve (14) is electrically connected with the microprocessor (4).
5. The real-time detection system for the corrosion prevention heavy metals in the water area according to claim 1, characterized in that: a plurality of water spray holes are uniformly distributed on the water outlet pipe (9), and the water supply speed of the water tank (5) is higher than the water leakage speed.
6. The real-time detection system for the corrosion prevention heavy metals in the water area according to claim 1, characterized in that: the ion selective electrode sensor (2) is used for collecting the content of heavy metal elements in the water and transmitting the data to the microprocessor (4).
7. The real-time detection system for the corrosion prevention heavy metals in the water area according to claim 6, characterized in that: and the microprocessor (4) is used for receiving the heavy metal element content data in the water area acquired by the ion selective electrode sensor (2), performing format conversion processing, and storing the data after the format conversion processing into a data table of the MySQL database.
8. The real-time detection system for the corrosion prevention heavy metals in the water area according to claim 7, characterized in that: and the digital-to-analog converter (3) is used for converting the acquired heavy metal element content data analog quantity in the water area into digital quantity and providing an identifiable data source for an output end.
9. The real-time detection system for the corrosion prevention heavy metals in the water area according to claim 8, characterized in that: and the collected data of the content of the heavy metal elements in the water area are communicated with a Web server through a GPRS network or in a C/S communication mode.
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