CN109211751A - A kind of soil rainfall infiltration automatic monitoring system of self-water replenishing - Google Patents
A kind of soil rainfall infiltration automatic monitoring system of self-water replenishing Download PDFInfo
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- CN109211751A CN109211751A CN201810985387.9A CN201810985387A CN109211751A CN 109211751 A CN109211751 A CN 109211751A CN 201810985387 A CN201810985387 A CN 201810985387A CN 109211751 A CN109211751 A CN 109211751A
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- water
- runoff
- bottle
- solenoid valve
- liquidometer
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
Abstract
The invention discloses a kind of rainfall infiltration automatic measuring systems for the automatic water-supply for belonging to soil moisture measurement technical field.The system includes pedestal, and Markov bottle, liquidometer, disengaging water solenoid valve control sink, regulating valve, rain controller, earth pillar, the double bottles of connection runoff, the composition such as programmable controller and touch screen；Liquid level signal detection, data calculation processing by programmable controller to Markov bottle liquidometer and runoff liquidometer, complete the control to disengaging water solenoid valve and regulating valve, realize automatic water supplement, automatic adjustment raininess and automatic collection, store experimental data；By the exploitation to touch screen human-computer interface, real-time display, history and trend inquiry of experimental data etc. is realized.The unattended automatic experiment of long timing and the visualization of experimentation that the experiment of soil rainfall infiltration may be implemented monitor automatically.
Description
Technical field
The invention belongs to Soil Infiltration Characteristic field of measuring technique, in particular to the soil rainfall infiltration of a kind of self-water replenishing is certainly
Dynamic monitoring system.
Background technique
It infiltrates and refers to the process of that moisture (rainfall or irrigation) enters soil, water infiltration is very heavy in hydrology
The basic conception wanted, quantitative description Infiltration Processes for Different Vegetation are the important foundation contents of water circulation and water conservancy, are produced to research earth's surface
The mechanism of stream, and increase soil infiltration, improve Crop Water Use Efficiency etc. with important theory significance and more practical value.
Indoor rainfall infiltration experiment traditional at present is the method using manual measurement, and geneva is utilized on the earth pillar of bottom free drainage
Bottle carries out rain making, by measuring artificial precipitation, earth pillar overland flow amount, obtains infiltrating for soil by mass conservation relationship
Amount.It is the method clear principle, simple and easy, but that there are Markov bottle artificial recharges in experimentation is difficult；It needs manually to see for a long time
Keep record data；Artificial accuracy of reading is poor, experimental data not processing easy to maintain the problems such as.
Summary of the invention
The purpose of the present invention is to propose to a kind of soil rainfall infiltration automatic monitoring systems of self-water replenishing, which is characterized in that institute
State the composition of the rainfall infiltration monitoring system of self-water replenishing are as follows: in the fixed control sink 6 in upper intracavitary lower part of pedestal 1, Markov bottle 2 is fixed
On control sink 6, Markov bottle liquidometer 3 is fixed on 2 center of Markov bottle, and installation is discharged electromagnetism to 2 left and right sides of Markov bottle respectively
Valve 5 and inlet water solenoid valve 4, the other end of inlet water solenoid valve 4 are connect with water route, the insertion control water of discharge outlet 19 of water outlet solenoid valve 5
In slot 6, the setting of venthole 20 is protruded under the top surface of control sink 6 at 1cm in 2 bottom of Markov bottle center；The setting of dewatering outlet 17 is in control water
The bottom centre of slot 6, overflow pipe 7 are fixed on the side of control sink 6, and port 0.5cm under the top surface of control sink 6, overflows thereon
The lower end in flow tube road 7 passes through control 6 bottom of sink and enters intracavitary under pedestal 1, and end is protruded into rhone 13.
Intracavitary setting earth pillar 10, the double bottles 11 of connection runoff and rhone 13 under pedestal 1；Rhone 13 is at 1 bottom of pedestal
Plate is in the following, Manual water drain valve 21 is fixed on rhone 13 in the following, for Emission test water；Earth pillar 10 is fixed on 1 bottom plate of pedestal
Center, the double intracavitary two sides under pedestal 1 of bottle 11 of connection runoff；Regulating valve 8 is connect with dewatering outlet 17；8 lower end of regulating valve and drop
The connection of 9 top surface of rain device；9 lower end of rain controller is connect by sleeve 18 with earth pillar 10, passes through runoff pipeline below 10 top side of earth pillar
It is connect with the double bottles 11 of connection runoff, runoff liquidometer 12 is mounted in one bottle of the double bottles 11 of connection runoff.
Programmable controller 14 and touch screen 15 are fixed in the distribution box 16 of the side of pedestal 1.
The Markov bottle bottom is equipped with venthole 20 and communicates with atmosphere, extend at the 6 following 1cm in top of control sink.
The rain controller 9 is needle plate type rain controller, is divided into the top part and the bottom part point, is attached by flange 23, is sealed with being formed
Water route, and be convenient for changing, clean needle plate 22.22 internal diameter of needle plate is respectively tri- kinds of models of 0.5mm, 1.0mm, 1.6mm, for simulating
The rainfall of different raindrop sizes.The regulating valve 8 of its top connection, for controlling experiment start and stop and adjusting raininess size.
The earth pillar 10 is made of organic glass, and for holding experiment soil sample, bottom is small to be uniformly drilled with 0.5cm diameter
The bottom plate in hole, and is connected at the top of rhone 13.
The double bottles 11 of the connection runoff, can be used for holding enough run-offs；Runoff liquidometer is wherein installed in one bottle
12, the double bottle liquid levels of connection runoff are measured in real time；Immediately bottom is equipped with the second Manual water drain valve 24 for another bottle of lower section, is used for
Water storage after experiment in the double bottles 11 of discharge connection runoff.
The beneficial effects of the invention are as follows Markov bottle liquidometer, inlet water solenoid valve, water outlet solenoid valve, regulating valve and runoff liquid levels
Meter is linked into programmable controller by cable.Programmable controller is connect by MPI/PPI communication cable with touch screen, is pacified
In distribution box, the two is linked by variable, realizes that simultaneously operating is shown.The present invention passes through touch screen human-computer interface software
Secondary development is, it can be achieved that automatic monitoring to infiltration process, and the acquisition storage of experimental data, analysis processing, data show, history
The functions such as inquiry.The unattended automatic experiment of long timing and the visualization of experimentation of the experiment of soil rainfall infiltration may be implemented
Automatic monitoring.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the soil rainfall infiltration automatic monitoring system of self-water replenishing.
In figure, 1- pedestal, 2- Markov bottle, 3- Markov bottle liquidometer, 4- inlet water solenoid valve, 5- water outlet solenoid valve, 6- control water
Slot, 7- overflow pipe, 8- regulating valve, 9- rain controller, 10- earth pillar, 11- are connected to the double bottles of runoff, 12- runoff liquidometer, 13- draining
Slot, 14- programmable controller, 15- touch screen.16- distribution box, the dewatering outlet 17-, 18- sleeve, 19- discharge outlet, 20- venthole,
21- first manual discharging valve, 22- needle plate, 23- flange, the second Manual water drain valve of 24-.
Specific embodiment
The soil rainfall infiltration automatic monitoring system of a kind of self-water replenishing proposed by the present invention, with reference to the accompanying drawing, to this hair
It is bright to be explained.
The composition of the soil rainfall infiltration automatic monitoring system of self-water replenishing as shown in Figure 1 are as follows:
The composition of the rainfall infiltration monitoring system of the self-water replenishing are as follows: control sink 6 is fixed in the upper intracavitary lower part of pedestal 1,
Markov bottle 2 is fixed on above control sink 6, and Markov bottle liquidometer 3 is fixed on 2 center of Markov bottle, and 2 left and right sides of Markov bottle is pacified respectively
Water solenoid valve 5 and inlet water solenoid valve 4 are taken on, the other end of inlet water solenoid valve 4 is connect with water route, the discharge outlet of water outlet solenoid valve 5
In 19 insertion control sinks 6, the setting of venthole 20 is protruded under the top surface of control sink 6 at 1cm in 2 bottom of Markov bottle center；Dewatering outlet 17
The bottom centre of control sink 6 is set, and overflow pipe 7 is fixed on the side of control sink 6, and port is in the top surface of control sink 6 thereon
Lower 0.5cm, the lower end of overflow pipe 7 pass through control 6 bottom of sink and enter intracavitary under pedestal 1, and end is protruded into rhone 13.
Intracavitary setting earth pillar 10, the double bottles 11 of connection runoff and rhone 13 under pedestal 1；Rhone 13 is at 1 bottom of pedestal
Plate is in the following, Manual water drain valve 21 is fixed on rhone 13 in the following, for Emission test water；Earth pillar 10 is fixed on 1 bottom plate of pedestal
Center, the double intracavitary two sides under pedestal 1 of bottle 11 of connection runoff；Regulating valve 8 is connect with dewatering outlet 17；8 lower end of regulating valve and drop
The connection of 9 top surface of rain device；9 lower end of rain controller is connect by sleeve 18 with earth pillar 10, passes through runoff pipeline below 10 top side of earth pillar
It is connect with the double bottles 11 of connection runoff, runoff liquidometer 12 is mounted in one bottle of the double bottles 11 of connection runoff.
Programmable controller 14 and touch screen 15 are fixed in the distribution box 16 of the side of pedestal 1.
Markov bottle bottom is equipped with venthole 20 and communicates with atmosphere, extend at the 6 following 1cm in top of control sink.Rain controller 9 is
Needle plate type rain controller, is divided into the top part and the bottom part point, is attached by flange 23, to form sealing waterway, and is convenient for changing, cleaning needle
Plate 22.22 internal diameter of needle plate is respectively tri- kinds of models of 0.5mm, 1.0mm, 1.6mm, for simulating the rainfall of different raindrop sizes.Its
The regulating valve 8 of top connection, for controlling experiment start and stop and adjusting raininess size.Earth pillar 10 is made of organic glass, for containing
Experiment soil sample is put, bottom is the bottom plate for being uniformly drilled with 0.5cm diameter aperture, and is connected at the top of rhone 13.It is double to be connected to runoff
Bottle 11, can be used for holding enough run-offs；Runoff liquidometer 12 is wherein installed in one bottle, to the double bottle liquid levels of connection runoff into
Row real-time detection；Immediately bottom is equipped with the second Manual water drain valve 24 for another bottle of lower section, discharge connection runoff after being used to test
Water storage in double bottles 11.Programmable controller 14 and touch screen 15 are fixed in the distribution box 16 of the side of pedestal 1.
Markov bottle liquidometer, inlet water solenoid valve, water outlet solenoid valve, regulating valve and runoff liquidometer are linked by cable
Programmable controller 14.Programmable controller 14 is connect by MPI/PPI communication cable with touch screen 15, and the two passes through variable chain
It connects, realizes that simultaneously operating is shown.
Original state is full of water in Markov bottle 2, closes inlet water solenoid valve 4, water outlet solenoid valve 5 and regulating valve 8, controls sink 6
Middle water level is flushed with the ventilation of Markov bottle 2 hole site.9 top of rain controller is connect by pipeline with 2 discharge outlet 19 of Markov bottle, earth pillar 10
In hold experiment soil sample, connect by sleeve 18 with rain controller 9, connect by runoff pipeline with the double bottles 11 of connection runoff.According to
Raininess size is set, by touching 15 setting 8 apertures of regulating valve, and opens water outlet solenoid valve 5, starts rainfall simulation experiment.Control sink 6
In water be down into earth pillar 10 by rain controller 9, liquid level is lower than the venthole 20 of Markov bottle 2, and air enters Markov bottle 2
In, then the discharge outlet 19 that the water in Markov bottle 2 will be connected by water outlet solenoid valve 5 is flowed into control sink 6, so that control sink
Water level in 6 be always maintained at it is constant, to guarantee the uniform and stable property of rainfall.For the excessively high spilling of pre- 6 water level of prevention and control sink, controlling
Overflow pipe 7 is arranged in bottom of gullet side, and the top of overflow pipe 7 is lower than control 6 top 0.5cm height of sink, overflow pipe 7
End is protruded into rhone 13, in this way, just in case control element failure, rhone will be drained by controlling water level excessively high in sink 6
In 13, safety accident is avoided.
Programmable controller 14 is measured in real time to the output electric current of Markov bottle liquidometer 3, and by by analog quantity
It is transformed into digital quantity, calculates the water level conditions obtained in Markov bottle 2；When water level is reduced to lower limit value in Markov bottle 2 (from setting)
When, programmable controller 14 controls water outlet solenoid valve 5 and closes, and inlet water solenoid valve 4 is opened, and carries out quick moisturizing to Markov bottle 2；When
When water level rises to upper limit value (closing valve liquid level from setting), programmable controller 14 controls inlet water solenoid valve 4 and closes, and is discharged simultaneously
Solenoid valve 5 is opened, and automatically records moisturizing number, to realize that the real-time acquisition of automatic water supplement and rainfall to Markov bottle is remembered
Record.
Programmable controller 14 realizes the automatic of control valve opening size by adjusting the input current size of regulating valve 8
Control, to realize the automatic regulation function of rainfall intensity size.
Programmable controller 14 passes through the real-time detection of the output electric current of diameter stream liquidometer 12, and passes through analog quantity to number
The calculating of word amount is converted, and the water level conditions in the double bottles 11 of connection runoff are obtained, thus realize to run-off real-time data acquisition and
Store function.
Programmable controller 14 is connect by MPI/PPI communication cable with touch screen 15, and the two is linked by variable, is realized
Simultaneously operating is shown.
It, can be on touch screen 15 to the control liquid level of Markov bottle 2 by the secondary development of 15 human interface software of touch screen
The opening size of (valve opening liquid level and pass valve liquid level) and regulating valve 8 is set automatically；Automatically control inlet water solenoid valve 4 and water outlet
The switch of solenoid valve 5 and the start and stop entirely tested；To accumulated rainfall, accumulative run-off, cumulative infiltration, raininess, infiltration rate
Etc. experimental datas carry out real-time display；The trend that can carry out experimental data is shown and the inquiry of historical data.
Claims (9)
1. a kind of soil rainfall infiltration automatic monitoring system of self-water replenishing, it is characterised in that system composition are as follows: in the upper of pedestal (1)
Fixed control sink (6) in intracavitary lower part, Markov bottle (2) are fixed on control sink (6) above, and Markov bottle liquidometer (3) is fixed on geneva
Water outlet solenoid valve (5) and inlet water solenoid valve (4), inlet water solenoid valve (4) are installed in bottle (2) center, Markov bottle (2) left and right sides respectively
The other end connect with water route, in the discharge outlet (19) of water outlet solenoid valve (5) insertion control sink (6), venthole (20) setting exists
Markov bottle (2) bottom center is protruded under the top surface of control sink (6) at 1cm；Dewatering outlet (17) setting is in the bottom of control sink (6)
The heart, overflow pipe (7) are fixed on the side of control sink (6), thereon port 0.5cm, overflow pipe under the top surface of control sink (6)
(7) lower end passes through control sink (6) bottom and enters intracavitary under pedestal (1), and end is protruded into rhone (13)；
Intracavitary setting earth pillar (10), the double bottles (11) of connection runoff and rhone (13) under pedestal (1)；Rhone (13) is the bottom of at
Seat (1) bottom plate is in the following, Manual water drain valve (21) is fixed on rhone (13) in the following, for Emission test water；Earth pillar (10) is solid
It is scheduled on pedestal (1) bottom plate center, double bottle (11) the intracavitary two sides under pedestal (1) of connection runoff；Regulating valve (8) and dewatering outlet
(17) it connects；Regulating valve (8) lower end is connected to rain controller (9) top surface；Rain controller (9) lower end passes through sleeve (18) and earth pillar (10)
Connection, earth pillar (10) top side lower section are connect by runoff pipeline with the double bottles (11) of connection runoff, runoff liquidometer (12) installation
In one bottle of the double bottles (11) of connection runoff；
Programmable controller (14) and touch screen (15) are fixed in the distribution box (16) of the side of pedestal (1).
2. a kind of soil rainfall infiltration automatic monitoring system of self-water replenishing according to claim 1, which is characterized in that described
Markov bottle bottom is equipped with venthole (20) and communicates with atmosphere, extend at the top of control sink (6) at following 1cm.
3. a kind of soil rainfall infiltration automatic monitoring system of self-water replenishing according to claim 1, which is characterized in that described
Rain controller (9) is needle plate type rain controller, is divided into the top part and the bottom part point, is attached by flange (23), to form sealing waterway, and just
Just needle plate (22) are replaced and cleaned；Needle plate (22) internal diameter is respectively tri- kinds of models of 0.5mm, 1.0mm, 1.6mm, for simulating different rain
Drip the rainfall of size；The regulating valve (8) of its top connection, for controlling experiment start and stop and adjusting raininess size.
4. a kind of soil rainfall infiltration automatic monitoring system of self-water replenishing according to claim 1, which is characterized in that described
Earth pillar (10) is made of organic glass, and for holding experiment soil sample, bottom is the bottom plate for being uniformly drilled with 0.5cm diameter aperture,
It is connected to rhone (13) top.
5. a kind of soil rainfall infiltration automatic monitoring system of self-water replenishing according to claim 1, which is characterized in that described
The double bottles (11) of runoff are connected to, can be used for holding enough run-offs；Runoff liquidometer (12) wherein are installed in one bottle, to connection
The double bottle liquid levels of runoff are measured in real time；Immediately bottom is equipped with the second Manual water drain valve (24) for another bottle of lower section, for testing knot
Water storage after beam in the double bottles (11) of discharge connection runoff.
6. a kind of soil rainfall infiltration automatic monitoring system of self-water replenishing according to claim 1, which is characterized in that geneva
Bottle liquidometer, inlet water solenoid valve, water outlet solenoid valve, regulating valve and runoff liquidometer pass through cable and are linked into PLC technology
Device；Programmable controller is connect by MPI/PPI communication cable with touch screen, is mounted in distribution box, and the two passes through variable chain
It connects, realizes that simultaneously operating is shown.
7. a kind of soil rainfall infiltration automatic monitoring system of self-water replenishing according to claim 1, which is characterized in that can compile
Range controller is measured in real time to the output electric current of Markov bottle liquidometer, and by the way that analog quantity is transformed into digital quantity, is counted
Calculate the water level conditions obtained in Markov bottle；When water level is reduced to lower limit value (valve opening liquid level when starting rainfall simulation experiment) in Markov bottle
When, programmable controller controls water outlet solenoid valve and closes, and inlet water solenoid valve is opened, and carries out quick moisturizing to Markov bottle；Work as water level
When rising to upper limit value (closing valve liquid level), programmable controller controls inlet water solenoid valve and closes, while water outlet solenoid valve is opened, and
Moisturizing number is automatically recorded, to realize to the automatic water supplement of Markov bottle and the real-time acquisition and recording of rainfall.
8. a kind of soil rainfall infiltration automatic monitoring system of self-water replenishing according to claim 1, which is characterized in that can compile
Range controller realizes the automatic control of control valve opening size by adjusting the input current size of regulating valve, to realize drop
The automatic regulation function of raininess degree size.
9. a kind of soil rainfall infiltration automatic monitoring system of self-water replenishing according to claim 1, which is characterized in that can compile
Range controller passes through the real-time detection of the output electric current of diameter stream liquidometer, and is converted by the calculating of analog quantity to digital quantity,
The water level conditions in the double bottles of connection runoff are obtained, to realize to run-off real-time data acquisition and store function.
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| CN201810985387.9A CN109211751A (en) | 2018-08-28 | 2018-08-28 | A kind of soil rainfall infiltration automatic monitoring system of self-water replenishing |
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| CN201810985387.9A CN109211751A (en) | 2018-08-28 | 2018-08-28 | A kind of soil rainfall infiltration automatic monitoring system of self-water replenishing |
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