CN113933107A - Underground water quality intelligent analyzer and control system thereof - Google Patents
Underground water quality intelligent analyzer and control system thereof Download PDFInfo
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- CN113933107A CN113933107A CN202111074518.6A CN202111074518A CN113933107A CN 113933107 A CN113933107 A CN 113933107A CN 202111074518 A CN202111074518 A CN 202111074518A CN 113933107 A CN113933107 A CN 113933107A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 208
- 238000001514 detection method Methods 0.000 claims abstract description 75
- 238000005192 partition Methods 0.000 claims abstract description 22
- 238000005086 pumping Methods 0.000 claims abstract description 11
- 239000007788 liquid Substances 0.000 claims description 46
- 238000010248 power generation Methods 0.000 claims description 19
- 239000007789 gas Substances 0.000 claims description 9
- 238000012545 processing Methods 0.000 claims description 8
- 239000004744 fabric Substances 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- 239000002689 soil Substances 0.000 claims description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 abstract description 10
- 230000007613 environmental effect Effects 0.000 abstract description 5
- 238000010521 absorption reaction Methods 0.000 description 5
- 238000005070 sampling Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012806 monitoring device Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
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- 239000012535 impurity Substances 0.000 description 1
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- 239000002245 particle Substances 0.000 description 1
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- 230000002265 prevention Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
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- G—PHYSICS
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
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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
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- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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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
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
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- G01N2001/1418—Depression, aspiration
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Abstract
The invention discloses an intelligent underground water quality analyzer and a control system thereof, and relates to the technical field of environmental monitoring. The invention comprises a water quality detection device which is arranged at the bottom of the ground and is used for acquiring underground water quality parameters; the water quality detection device comprises a barrel, wherein a transverse clapboard I and a transverse clapboard II are arranged in the barrel, and a vertical clapboard which is vertically arranged is arranged on the transverse clapboard II; the vertical partition plate, the transverse partition plate I and the transverse partition plate II divide the cylinder body into a water suction cavity, a detection cavity, a pressure equalizing cavity and an air storage cavity; the bottom of the cylinder body is provided with a water inlet communicated with the water suction cavity; a sensor group for detecting water quality parameters is arranged in the detection cavity; the detection cavity is also internally provided with a water pump for pumping water into the detection cavity from the water suction cavity and pumping water out of the detection cavity; and the water quality detection device is connected with the water quality detection device through signals. The invention is provided with the water quality detection device which is arranged at the bottom of the ground and is used for acquiring the underground water quality parameters, thereby greatly saving the land resources, effectively avoiding the environmental influence and ensuring the accuracy of the detection data.
Description
Technical Field
The invention belongs to the technical field of environmental monitoring, and particularly relates to an underground water quality intelligent analyzer and a control system thereof.
Background
The ecological environment monitoring is a foundation stone for ecological civilization construction, scientific and accurate monitoring data are not used for supporting, and the ecological environment protection work becomes water without origin.
In order to reasonably utilize underground water resources for a long time, an underground water sampling technology plays an important role in underground water pollution and prevention, underground water environment monitoring and underground water hydrology geochemistry characteristic research, and the accuracy and the precision of an underground water test result are greatly dependent on the quality of an obtained underground water sample. At present, underground water quality monitoring mostly adopts the mode of establishing a monitoring station on the ground, and the setting of the monitoring station that is big or small occupies a large amount of land, not only causes the waste of land resource, makes monitoring devices receive the environmental impact moreover easily and causes the inaccuracy of measured data.
Disclosure of Invention
The invention aims to provide an underground water quality intelligent analyzer and a control system thereof, which solve the problems of inaccurate waste of measured data caused by the fact that land resources exist in the existing monitoring station building and the monitoring device is easily influenced by the environment by arranging a water quality detection device which is arranged at the ground bottom and used for obtaining underground water quality parameters.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to an intelligent underground water quality analyzer, which comprises a water quality detection device, a water quality analysis module and a water quality analysis module, wherein the water quality detection device is arranged at the bottom of a ground and is used for acquiring underground water quality parameters; the water quality detection device comprises a barrel, wherein a transverse clapboard I and a transverse clapboard II are arranged in the barrel, and a vertical clapboard which is vertically arranged is arranged on the transverse clapboard II; the vertical partition plate, the transverse partition plate I and the transverse partition plate II divide the cylinder body into a water absorption cavity, a detection cavity, a pressure equalizing cavity and an air storage cavity; the bottom of the cylinder body is provided with a water inlet communicated with the water suction cavity; a sensor group for detecting water quality parameters is arranged in the detection cavity; the detection cavity is also internally provided with a water pump for pumping water into the detection cavity from the water suction cavity and pumping water out of the detection cavity; and the water quality detection device is connected with the water quality detection device through signals.
Furthermore, the data processing device is a computer, the data processing device is connected with the cloud server, and the monitoring center is connected with the cloud server.
Furthermore, a plurality of baffle columns which are distributed in an annular mode are arranged on the lateral surface of the outer bottom of the cylinder body, the end portions of the baffle columns are connected with a bottom plate, and the outer sides of the baffle columns are wrapped with filter cloth.
Furthermore, the water inlet end of the water pump is communicated with a first water inlet pipe and a second water inlet pipe through a first Y-shaped pipe, and the water outlet end of the water pump is communicated with a first water outlet pipe and a second water outlet pipe through a second Y-shaped pipe; first inlet tube and first outlet pipe all are located detect the intracavity, the play water end of second outlet pipe runs through the barrel and extends to the outside, the end of intaking of second inlet tube runs through the cross slab and extends to the intracavity that absorbs water in the lump.
Furthermore, a liquid level pipe is fixed on the outer side of the barrel, an installation cavity is arranged at the top of the liquid level pipe, and a liquid level sensor for detecting the liquid level height of the liquid level pipe is arranged in the installation cavity; the outer side of the liquid level pipe is communicated with a first branch pipe and a second branch pipe, and the end parts of the first branch pipe and the second branch pipe penetrate through the cylinder body respectively and extend to the bottoms of the water suction cavity and the detection cavity respectively.
Further, an air pump for compressing air in the pressure equalizing cavity into the air storage cavity is arranged in the pressure equalizing cavity, and an air pressure sensor is arranged in the pressure equalizing cavity; a first opening communicated with the pressure equalizing cavity and the detection cavity is formed in the transverse partition plate I which is positioned right below the pressure equalizing cavity, an air pressure balancing pipe is communicated between the pressure equalizing cavity and the water suction cavity, one end of the air pressure balancing pipe is positioned in the pressure equalizing cavity, and the other end of the air pressure balancing pipe sequentially penetrates through the first transverse partition plate and the second transverse partition plate and extends into the water suction cavity; and a second opening communicated with the gas storage cavity and the detection cavity is formed in the transverse partition plate I under the gas storage cavity.
Further, the sensor group comprises one or more of a water temperature sensor, a pH sensor, a dissolved oxygen sensor, a CDD sensor and a turbidity sensor; and the microprocessor is connected with the sensor group, the air pressure sensor and the liquid level sensor.
The sensor group is arranged in the cylinder body, the air pressure sensor is arranged in the cylinder body, the shell is internally provided with a power supply module used for supplying power to the microprocessor, the sensor group, the air pressure sensor and the liquid level sensor, and the microprocessor is arranged in the shell; the power supply module is connected with the power generation module or the commercial power; the power generation module comprises a soil power generation device arranged in soil, a tidal power generation device arranged in water or a photovoltaic power generation device arranged on the ground, or a temperature difference power generation device arranged in water.
A control system of an intelligent underground water quality analyzer comprises the intelligent underground water quality analyzer; the first valve, the second valve, the third valve, the fourth valve, the fifth valve, the sixth valve, the seventh valve, the eighth valve, the ninth valve and the tenth valve are respectively arranged at the positions of the first water inlet pipe, the second water inlet pipe, the first water outlet pipe, the second water outlet pipe, the first branch pipe, the second branch pipe, the first opening, the second opening, the air pressure balance pipe and the water inlet;
the first valve, the second valve, the third valve, the fourth valve, the fifth valve, the sixth valve, the seventh valve, the eighth valve, the ninth valve and the tenth valve are all connected with the microprocessor; the microprocessor is also connected with the water pump and the air pump.
Further, the control method based on the control system comprises the following steps:
stp1, when the fifth valve, the ninth valve, and the tenth valve are in an open state, the remaining valves are in a closed state; at the moment, external water is filtered by the filter cloth and enters the water absorption cavity through the water inlet, and the microprocessor controls and starts the air pump to compress air in the pressure equalizing cavity into the air storage cavity according to the rising condition of the liquid level detected by the liquid level sensor, so that the air pressure in the closed space formed by the water absorption cavity and the pressure equalizing cavity is ensured to be balanced;
stp2, when the liquid level detected by the liquid level sensor reaches a preset value H1, closing the fifth valve and the tenth valve, opening the second valve, the third valve, the sixth valve and the seventh valve, controlling the water pump to start, and pumping water in the water absorption cavity into the detection cavity;
stp3, when the liquid level height detected by the liquid level sensor reaches a preset value H2, closing the second valve, the third valve, the sixth valve and the seventh valve, and opening the fifth valve; then, detecting the water quality condition through a sensor group, feeding back a detection result to a microprocessor, and feeding back the detection result to a data processing device through a microprocessor; at the moment, the fifth valve is opened and is used for discharging the water remained in the liquid level pipe out of the liquid level pipe to the water suction cavity;
stp4, after accomplishing the detection, open first valve, fourth valve, seventh valve and eighth valve, close the ninth valve simultaneously, the control water pump starts, will detect intracavity water and take out, at this moment under the effect of trompil two, along with detecting intracavity water and taking out, the gas storage chamber air enters into and detects the intracavity to thereby keep the atmospheric pressure balance by the airtight space that detects chamber and voltage-sharing chamber and constitute through the atmospheric pressure sensor and the aperture of control eighth valve.
The invention has the following beneficial effects:
the water quality detection device which is arranged at the bottom of the ground and used for acquiring the underground water quality parameters is arranged, so that a large amount of land resources are saved, the environmental influence is effectively avoided, and the accuracy of detection data is ensured; meanwhile, detection is carried out without deep sampling, and the device carries out sampling and detection simultaneously, so that the detection efficiency is improved, and the detection labor intensity is reduced.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a water quality detecting apparatus according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
Referring to fig. 1, the invention is an intelligent underground water quality analyzer, which comprises a water quality detection device installed at the ground bottom and used for acquiring underground water quality parameters; the water quality detection device comprises a cylinder body 11, wherein a transverse diaphragm plate I12 and a transverse diaphragm plate II 13 are arranged in the cylinder body 11, and a vertical diaphragm plate 14 which is vertically arranged is arranged on the transverse diaphragm plate II 13; the cylinder body 11 is divided into a water suction cavity 101, a detection cavity 102, a pressure equalizing cavity 103 and a gas storage cavity 104 by a vertical partition plate 14, a first transverse partition plate 12 and a second transverse partition plate 13; an air pump 16 for compressing air in the pressure equalizing cavity 103 into the air storage cavity 104 is arranged in the pressure equalizing cavity 103, and an air pressure sensor 17 is arranged in the pressure equalizing cavity 103; a first transverse partition plate 12 positioned right below the pressure equalizing cavity 103 is provided with a first opening 171 communicated with the pressure equalizing cavity 103 and the detection cavity 102, an air pressure balancing pipe 106 is communicated between the pressure equalizing cavity 103 and the water suction cavity 101, one end of the air pressure balancing pipe 106 is positioned in the pressure equalizing cavity 103, and the other end of the air pressure balancing pipe 106 sequentially penetrates through the first transverse partition plate 12 and the second transverse partition plate 13 and extends into the water suction cavity 101; a second opening 172 for communicating the gas storage cavity 104 and the detection cavity 102 is arranged on the first diaphragm plate 12 which is positioned right below the gas storage cavity 104;
wherein, the bottom of the cylinder 11 is provided with a water inlet 105 communicated with the water suction cavity 101; a sensor group 15 for detecting water quality parameters is arranged in the detection cavity 102, and the sensor group 15 comprises a water temperature sensor, a PH sensor, a dissolved oxygen sensor and a CDD sensor;
a shell is further arranged on the outer side of the barrel 11, a power supply module for supplying power to the microprocessor, the sensor group 15, the air pressure sensor 17 and the liquid level sensor is arranged in the shell, and the microprocessor is further arranged in the shell; the power supply module is connected with the power generation module or the commercial power; the power generation module comprises a soil power generation device arranged in soil, a tidal power generation device arranged in water, a photovoltaic power generation device arranged on the ground or a temperature difference power generation device arranged in water, and external power supply is realized by the arrangement of the power generation module, so that the energy-saving effect is achieved.
The microprocessor is connected with the sensor group 15, the air pressure sensor 17 and the liquid level sensor, and a water pump 2 for pumping water from the water suction cavity 101 into the detection cavity 102 and pumping water from the detection cavity 102 is also arranged in the detection cavity 102; the water quality detection device is connected with the water quality detection device through a signal; the data processing device is a computer and is connected with the cloud server, and the monitoring center is connected with the cloud server, so that monitoring management personnel can conveniently and timely master the water quality condition through the arrangement of the monitoring center.
The lateral surface of the outer bottom of the cylinder 11 is provided with a plurality of baffle columns 111 which are distributed annularly, the end parts of the baffle columns 111 are connected with a bottom plate 112, and the outer sides of the baffle columns 111 are wrapped with filter cloth 113, so that particle impurities contained in underground water are prevented from entering to influence the detection result.
The water inlet end of the water pump 2 is communicated with a first water inlet pipe 21 and a second water inlet pipe 22 through a first Y-shaped pipe, and the water outlet end of the water pump 2 is communicated with a first water outlet pipe 23 and a second water outlet pipe 24 through a second Y-shaped pipe; the first water inlet pipe 21 and the first water outlet pipe 23 are both positioned in the detection cavity 102, the water outlet end of the second water outlet pipe 24 penetrates through the barrel 11 and extends to the outside, and the water inlet end of the second water inlet pipe 22 penetrates through the first diaphragm 12 and extends into the water suction cavity 101.
A liquid level pipe 4 is fixed on the outer side of the barrel 11, an installation cavity 41 is arranged at the top of the liquid level pipe 4, and a liquid level sensor for detecting the liquid level height of the liquid level pipe 4 is arranged in the installation cavity 41; the outer side of the liquid level pipe 4 is provided with a branch pipe I42 and a branch pipe II 43 in a communication manner, and the end parts of the branch pipe I42 and the branch pipe II 43 respectively penetrate through the cylinder body 11 and respectively extend to the bottoms of the water suction cavity 101 and the detection cavity 102.
A control system of an intelligent underground water quality analyzer comprises the intelligent underground water quality analyzer; the water inlet pipe further comprises a first valve, a second valve, a third valve, a fourth valve, a fifth valve, a sixth valve, a seventh valve, an eighth valve, a ninth valve and a tenth valve which are respectively arranged at the positions of the first water inlet pipe 21, the second water inlet pipe 22, the first water outlet pipe 23, the second water outlet pipe 24, the first branch pipe 42, the second branch pipe 43, the first opening 171, the second opening 172, the air pressure balance pipe 106 and the water inlet 105;
the first valve, the second valve, the third valve, the fourth valve, the fifth valve, the sixth valve, the seventh valve, the eighth valve, the ninth valve and the tenth valve are all connected with the microprocessor; the microprocessor is also connected to the water pump 2 and the air pump 16.
The control method based on the control system comprises the following steps:
stp1, when the fifth valve, the ninth valve, and the tenth valve are in an open state, the remaining valves are in a closed state; at the moment, external water is filtered by the filter cloth 113 and enters the water suction cavity 101 through the water inlet 105, and meanwhile, the microprocessor controls the starting of the air pump 16 to compress the air in the pressure equalizing cavity 103 into the air storage cavity 104 according to the rising condition of the liquid level detected by the liquid level sensor, so that the air pressure balance in the closed space formed by the water suction cavity 101 and the pressure equalizing cavity 103 is ensured;
stp2, when the liquid level detected by the liquid level sensor reaches a preset value H1, closing the fifth valve and the tenth valve, opening the second valve, the third valve, the sixth valve and the seventh valve, controlling the water pump 2 to start, and pumping the water in the water suction cavity 101 into the detection cavity 102;
stp3, when the liquid level height detected by the liquid level sensor reaches a preset value H2, closing the second valve, the third valve, the sixth valve and the seventh valve, and opening the fifth valve; then, the water quality condition is detected through the sensor group 15, the detection result is fed back to the microprocessor, and the detection result is fed back to the data processing device through the microprocessor; at this time, the fifth valve is opened for discharging the water remained in the liquid level pipe 4 out of the liquid level pipe 4 to the water absorption cavity;
stp4, after the detection is completed, the first valve, the fourth valve, the seventh valve and the eighth valve are opened, the ninth valve is closed, the water pump 2 is controlled to be started, water in the detection cavity 102 is pumped out, at the moment, under the action of the second opening 172, the water in the detection cavity 102 is pumped out, air in the air storage cavity 104 enters the detection cavity 102, and the air pressure in the closed space formed by the detection cavity 102 and the pressure equalizing cavity 103 is kept balanced through the air pressure sensor 17 and the opening degree of the eighth valve.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (10)
1. The utility model provides an underground water quality intelligent analysis appearance which characterized in that: comprises a water quality detection device which is arranged at the bottom of the ground and is used for acquiring underground water quality parameters;
the water quality detection device comprises a cylinder body (11), a transverse diaphragm plate I (12) and a transverse diaphragm plate II (13) are arranged in the cylinder body (11), and a vertical diaphragm plate (14) which is vertically arranged is arranged on the transverse diaphragm plate II (13); the vertical partition plate (14), the transverse partition plate I (12) and the transverse partition plate II (13) divide the cylinder body (11) into a water suction cavity (101), a detection cavity (102), a pressure equalizing cavity (103) and a gas storage cavity (104);
wherein the bottom of the cylinder (11) is provided with a water inlet (105) communicated with the water suction cavity (101);
a sensor group (15) for detecting water quality parameters is arranged in the detection cavity (102);
the detection cavity (102) is also internally provided with a water pump (2) which is used for pumping water from the water suction cavity (101) into the detection cavity (102) and pumping water from the detection cavity (102);
and the water quality detection device is connected with the water quality detection device through signals.
2. The intelligent underground water quality analyzer according to claim 1, wherein the data processing device is a computer, the data processing device is connected with a cloud server, and the intelligent underground water quality analyzer further comprises a monitoring center connected with the cloud server.
3. The intelligent underground water quality analyzer according to claim 1, wherein a plurality of retaining columns (111) are annularly distributed on the lateral surface of the outer bottom of the cylinder (11), a bottom plate (112) is connected to the end portions of the retaining columns (111), and filter cloth (113) is wrapped on the outer sides of the retaining columns (111).
4. The intelligent underground water quality analyzer according to claim 1, wherein a water inlet end of the water pump (2) is communicated with a first water inlet pipe (21) and a second water inlet pipe (22) through a first Y-shaped pipe, and a water outlet end of the water pump (2) is communicated with a first water outlet pipe (23) and a second water outlet pipe (24) through a second Y-shaped pipe;
the first water inlet pipe (21) and the first water outlet pipe (23) are located in the detection cavity (102), the water outlet end of the second water outlet pipe (24) penetrates through the barrel body (11) and extends to the outside, and the water inlet end of the second water inlet pipe (22) penetrates through the first diaphragm plate (12) and extends into the water suction cavity (101).
5. The intelligent underground water quality analyzer according to claim 1, wherein a liquid level pipe (4) is fixed on the outer side of the cylinder (11), an installation cavity (41) is arranged at the top of the liquid level pipe (4), and a liquid level sensor for detecting the liquid level of the liquid level pipe (4) is arranged in the installation cavity (41);
the outer side of the liquid level pipe (4) is provided with a first branch pipe (42) and a second branch pipe (43) in a communicated mode, and the end portions of the first branch pipe (42) and the second branch pipe (43) penetrate through the cylinder body (11) respectively and extend to the bottoms of the water suction cavity (101) and the detection cavity (102) respectively.
6. The intelligent underground water quality analyzer according to claim 5, wherein an air pump (16) for compressing air in the pressure equalizing chamber (103) into an air storage chamber (104) is arranged in the pressure equalizing chamber (103), and an air pressure sensor (17) is arranged in the pressure equalizing chamber (103);
a first transverse partition plate (12) which is positioned right below the pressure equalizing cavity (103) is provided with a first opening (171) communicated with the pressure equalizing cavity (103) and the detection cavity (102), an air pressure balancing pipe (106) is further communicated between the pressure equalizing cavity (103) and the water suction cavity (101), one end of the air pressure balancing pipe (106) is positioned in the pressure equalizing cavity (103), and the other end of the air pressure balancing pipe sequentially penetrates through the first transverse partition plate (12) and the second transverse partition plate (13) and extends into the water suction cavity (101);
and a second opening (172) which is communicated with the gas storage cavity (104) and the detection cavity (102) is formed in the diaphragm plate I (12) which is positioned right below the gas storage cavity (104).
7. An intelligent analyser according to claim 6 wherein the sensor group (15) comprises one or more of water temperature sensors, pH sensors, dissolved oxygen sensors, CDD sensors and turbidity sensors;
and the system also comprises a microprocessor connected with the sensor group (15), the air pressure sensor (17) and the liquid level sensor.
8. The intelligent underground water quality analyzer according to claim 8, further comprising a housing installed outside the barrel (11), wherein a power supply module for supplying power to the microprocessor, the sensor group (15), the air pressure sensor (17) and the liquid level sensor is arranged in the housing, and the microprocessor is arranged in the housing;
the power supply module is connected with the power generation module or the commercial power; the power generation module comprises a soil power generation device arranged in soil, a tidal power generation device arranged in water or a photovoltaic power generation device arranged on the ground, or a temperature difference power generation device arranged in water.
9. A control system for an intelligent underground water quality analyzer, comprising an intelligent underground water quality analyzer according to any one of claims 1 to 8; the water inlet valve also comprises a first valve, a second valve, a third valve, a fourth valve, a fifth valve, a sixth valve, a seventh valve, an eighth valve, a ninth valve and a tenth valve which are respectively arranged at the positions of the first water inlet pipe (21), the second water inlet pipe (22), the first water outlet pipe (23), the second water outlet pipe (24), the first branch pipe (42), the second branch pipe (43), the first opening (171), the second opening (172), the air pressure balance pipe (106) and the water inlet (105);
the first valve, the second valve, the third valve, the fourth valve, the fifth valve, the sixth valve, the seventh valve, the eighth valve, the ninth valve and the tenth valve are all connected with the microprocessor; the microprocessor is also connected with the water pump (2) and the air pump (16).
10. The control system of the intelligent underground water quality analyzer according to claim 9, wherein the control method based on the control system comprises:
stp1, when the fifth valve, the ninth valve, and the tenth valve are in an open state, the remaining valves are in a closed state; at the moment, external water is filtered by the filter cloth (113) and enters the water suction cavity (101) through the water inlet (105), and meanwhile, the microprocessor controls the starting of the air pump (16) to compress air in the pressure equalizing cavity (103) into the air storage cavity (104) according to the rising condition of the liquid level detected by the liquid level sensor, so that the air pressure balance in a closed space formed by the water suction cavity (101) and the pressure equalizing cavity (103) is ensured;
stp2, when the liquid level detected by the liquid level sensor reaches a preset value H1, closing the fifth valve and the tenth valve, opening the second valve, the third valve, the sixth valve and the seventh valve, controlling the water pump (2) to start, and pumping the water in the water suction cavity (101) into the detection cavity (102);
stp3, when the liquid level height detected by the liquid level sensor reaches a preset value H2, closing the second valve, the third valve, the sixth valve and the seventh valve, and opening the fifth valve; then, the water quality condition is detected through a sensor group (15), the detection result is fed back to the microprocessor, and the detection result is fed back to the data processing device through the microprocessor;
stp4, after the detection is finished, the first valve, the fourth valve, the seventh valve and the eighth valve are opened, the ninth valve is closed at the same time, the water pump (2) is controlled to start, and water in the detection cavity (102) is pumped out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111074518.6A CN113933107B (en) | 2021-09-14 | 2021-09-14 | Intelligent analyzer for underground water quality and control system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111074518.6A CN113933107B (en) | 2021-09-14 | 2021-09-14 | Intelligent analyzer for underground water quality and control system thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113933107A true CN113933107A (en) | 2022-01-14 |
| CN113933107B CN113933107B (en) | 2023-11-14 |
Family
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| CN113933107B (en) | 2023-11-14 |
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