CN207096022U - Underground water evaporation from phreatic water measuring system based on technology of Internet of things - Google Patents
Underground water evaporation from phreatic water measuring system based on technology of Internet of things Download PDFInfo
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- CN207096022U CN207096022U CN201720697328.2U CN201720697328U CN207096022U CN 207096022 U CN207096022 U CN 207096022U CN 201720697328 U CN201720697328 U CN 201720697328U CN 207096022 U CN207096022 U CN 207096022U
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Abstract
The utility model discloses a kind of underground water evaporation from phreatic water measuring system based on technology of Internet of things, the evaporation from phreatic water measuring system includes Markov bottle, lift, earth pillar, gravity sensor, evaporation intensity control device, data acquisition and transmission device and terminal device.The utility model is realized the automatic record of experimental data, transmission based on technology of Internet of things, constantly checked, greatly reduce experimental work amount, high-precision sensor in evaporation from phreatic water automatic measurement system improves measurement accuracy, by considering influence of the degree of mineralization of ground water to evaporation from phreatic water, evaporation from phreatic water model is further have modified, it is more conformed to degree of mineralization of ground water area's evaporation from phreatic water process higher.The utility model can simulate the influence of different levels of ground water, evaporation intensity, the degree of mineralization of ground water to evaporation from phreatic water, be applicable for laminated soil, homogeneous soil evaporation from phreatic water.
Description
Technical field
It the utility model is related to Agricultural Water-Soil Engineering technical field, more particularly to a kind of underground water based on technology of Internet of things
Evaporation from phreatic water measuring system.
Background technology
Evaporation from phreatic water is an important step of water circulation, and evaporation from phreatic water is studied in salination preventing and treating, Groundwater resource
Evaluation, the estimation of natural vegetation water consumption, grasp farmland and regional water circulation law etc. play an important roll.Particularly in underground
Water shallow embedding area, evaporation from phreatic water is one of main consumption item of underground water, and region dissipates one of main water source of evaporation.
Evaporation from phreatic water refer to diving to aeration zone convey moisture, and by soil evaporation or (and) plant transpiration enter air process,
Evaporation from phreatic water can make the salt accumulation earth's surface of underground water, form the soil salinization.The principal element for influenceing evaporation from phreatic water is underground
Depth to water, evaporation intensity, the degree of mineralization of ground water, the soil texture.
Have a more measuring apparatus for evaporation from phreatic water in the market, but at present mostly measuring system both for it is single because
Element, it is difficult to carry out multifactor with evaporation from phreatic water response relation this process, to carry out the multifactor response between evaporation from phreatic water
Relation, the problems such as required experimental facilities is more, costly, the more labor intensive material resources of experiment number are larger；In addition, tradition side
Measurement of the method for evaporation from phreatic water amount is generally by the method for reading Markov bottle water level decreasing scale, and due to hydrone surface
The presence of tension force so that water body forms an angle with Markov bottle side wall shape, simultaneously because light passes through air and lucite meeting
Refraction is produced, this water level for resulting in naked-eye observation has certain error with actual water level, and then causes experimental precision poor；Most
Afterwards, for the larger experiment of evaporation intensity, the experimental data sampling interval is typically small, takes the method for artificial reading, it is necessary to have
People stares at for a long time, than relatively time-consuming, effort.
Utility model content
The utility model provides a kind of underground water evaporation from phreatic water measuring system based on technology of Internet of things, existing to solve
Technology can not record underground water evaporation from phreatic water process automatically, and measurement accuracy is low, the high technical problem of manpower and materials cost.
Embodiment of the present utility model provides a kind of underground water evaporation from phreatic water measuring system based on technology of Internet of things, bag
Include Markov bottle, lift, earth pillar, gravity sensor, evaporation intensity control device, data acquisition and transmission device and terminal device；
The Markov bottle is placed on the lift, and the lift is used for the height for adjusting the air inlet of the Markov bottle
Degree, the gravity sensor are arranged on the bottom of the Markov bottle, the change of the quality for measuring the Markov bottle, the horse
The delivery port of family name's bottle is connected with the earth pillar, and for being supplied water to the earth pillar, the evaporation intensity control device is in the earth pillar
Top, for controlling the evaporation intensity of the earth pillar；
The gravity sensor is sent to the data acquisition and transmission device, institute by signal wire by obtained data are measured
State data acquisition and transmission device with the terminal device to be connected, for handling the data received, obtain evaporation from phreatic water
Data, and by the evaporation from phreatic water data transfer to the terminal device for inquiry.
Preferably, the evaporation intensity control device includes being sequentially connected in series iodine-tungsten lamp, power supply, slide resistor and open
Close, when the switch is closed, the power supply is powered to the iodine-tungsten lamp, the iodine-tungsten lamp is provided heat energy for the earth pillar,
The slide resistor is used to control the size of heat energy caused by the iodine-tungsten lamp by changing the size of self-resistance.
Preferably, circular hole is provided with the top of the Markov bottle, is provided with rubber stopper in the circular hole, in the rubber stopper
Triangular funnel is installed, water intaking valve is installed on the tube wall of the triangular funnel, the triangular funnel is used for the Markov bottle
Add water, the air inlet and delivery port of the Markov bottle are separately positioned on the both sides of the bottom of the Markov bottle, the air inlet
Outside is provided with intake valve, and the outside of the delivery port is provided with outlet valve, the delivery port of the Markov bottle and the earth pillar it
Between be connected by band tubing.
Preferably, the earth pillar includes being used for the lucite cylinder for loading soil, the side of the lucite cylinder
Default spacing is provided with multiple through holes, each through hole outside weld is connected to a glass tubule, and the glass tubule passes through
Band tubing is connected with the Markov bottle.
Preferably, the lift is turbine screw lift, and the bottom of the turbine screw lift is provided with fixation
Plate, is provided with lifting platform at the top of the turbine screw lift, and the lifting platform, which is used to placing bottom, is provided with the gravity
The Markov bottle of sensor, the turbine of the turbine screw lift are connected by worm screw with handwheel, and are driven and revolved by the handwheel
Turn.
Preferably, the gravity sensor is disc type gravity sensor, including sensor main body and is arranged on the sensing
The pallet of device body top, the sensor main body are placed on the lift, and the pallet is used to place the Markov bottle.
Preferably, the data acquisition and transmission device includes signal picker, data logger and apparatus for transmitting signal, institute
State signal picker to be used to receive the data that the gravity sensor measurement obtains, the data logger is used for receiving
Data are handled, and obtain evaporation from phreatic water data, and the apparatus for transmitting signal includes wireless signal transmitter and/or mobile storage
Device, for the evaporation from phreatic water data to be sent.
Preferably, the terminal device includes computer terminal, mobile phone terminal and printer, the computer terminal and the hand
Application software is installed in machine terminal, for showing user to look into the form of list or curve the evaporation from phreatic water data
Ask, the printer is connected with the computer terminal and the mobile phone terminal, for the output data in the form of paper document.
The utility model is realized the automatic record of experimental data, transmission based on technology of Internet of things technology, constantly checked, pole
Big to reduce experimental work amount, the high-precision sensor in evaporation from phreatic water automatic measurement system improves measurement accuracy, by examining
Consider influence of the degree of mineralization of ground water to evaporation from phreatic water, further have modified evaporation from phreatic water model, it is more conformed to underground water ore deposit
Change degree area's evaporation from phreatic water process higher.The utility model can simulate different levels of ground water, evaporation intensity, the degree of mineralization of ground water
Influence to evaporation from phreatic water, it is applicable for laminated soil, homogeneous soil evaporation from phreatic water.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of the utility model embodiment, below by the utility model embodiment
The required accompanying drawing used is briefly described in description, it should be apparent that, drawings in the following description are only that this practicality is new
Some embodiments of type, for those of ordinary skill in the art, without having to pay creative labor, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the knot for the underground water evaporation from phreatic water measuring system based on technology of Internet of things that the utility model embodiment provides
Structure schematic diagram；
Fig. 2 is the structural representation of evaporation intensity control device in the utility model embodiment；
Fig. 3 is the structural representation of Markov bottle in the utility model embodiment；
Fig. 4 is the structural representation of earth pillar in the utility model embodiment；
Fig. 5 is the structural representation of lift in the utility model embodiment；
Fig. 6 is the structural representation of gravity sensor in the utility model embodiment；
Fig. 7 is the structural representation of data acquisition and transmission device and terminal device in the utility model embodiment；
Fig. 8 is the stream for the underground water evaporation from phreatic water measuring method based on technology of Internet of things that the utility model embodiment provides
Cheng Tu；
Fig. 9 A, Fig. 9 B and Fig. 9 C are evaporation from phreatic water and the degree of mineralization of ground water, buried depth, the graph of a relation of evaporation intensity respectively.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that described embodiment is the utility model part of the embodiment, rather than whole implementation
Example.Based on the embodiment in the utility model, those of ordinary skill in the art are obtained under the premise of creative work is not made
The every other embodiment obtained, belong to the scope of the utility model protection.
Embodiment of the present utility model provides a kind of underground water evaporation from phreatic water measuring system based on technology of Internet of things, such as
Shown in Fig. 1, including Markov bottle 1, lift 2, earth pillar 3, gravity sensor 4, evaporation intensity control device 5, data acquisition transmission
Device 6 and terminal device 7；
Wherein, Markov bottle 1 is placed on lift 2, and lift 2 is used for the height for adjusting the air inlet of Markov bottle 1, gravity
Sensor 4 is arranged on the bottom of Markov bottle 1, the change of the quality for measuring Markov bottle 1, delivery port and the earth pillar 3 of Markov bottle 1
It is connected, for being supplied water to earth pillar 3, evaporation intensity control device 5 is arranged on the top of earth pillar 3, for controlling the evaporation of earth pillar 3 strong
Degree；
Gravity sensor 4 is sent to data acquisition and transmission device 6, data acquisition by signal wire by obtained data are measured
Transmitting device 6 is connected with terminal device 7, for handling the data received, obtains evaporation from phreatic water data, and by described in
Evaporation from phreatic water data transfer is to terminal device 7 for inquiry.
The utility model realizes the real-time monitoring to evaporation from phreatic water process based on technology of Internet of things, and to experimental data
Automatic record, transmission, constantly check, greatly reduce experimental work amount.Evaporation from phreatic water measurement system provided by the utility model
Unite multiple functional, it is easy to install, different levels of ground water, evaporation intensity, the degree of mineralization of ground water can be simulated to evaporation from phreatic water
Influence, for laminated soil, homogeneous soil evaporation from phreatic water be applicable, have automation, high efficiency, real-time, economy, reliability
The advantages that.
Preferably, as shown in Fig. 2 evaporation intensity control device 5 includes the iodine-tungsten lamp 501, power supply 502, cunning being sequentially connected in series
Dynamic resistor 503 and switch 504, when switching 504 closure, power supply 502 is powered to iodine-tungsten lamp 501, and it is earth pillar to make iodine-tungsten lamp 501
3 provide heat energy, and slide resistor 503 is used to control heat energy caused by iodine-tungsten lamp 501 by changing the size of self-resistance
Size.
Specifically, evaporation intensity control device 5 uses rated power to be used as thermal source for 3000 watts of iodine-tungsten lamp 501, uses
220V AC powers are powered, according to power and the relation P=U of resistance2/ R is big by adjusting the change resistance of slide resistor 503
It is small to control evaporation intensity.
Preferably, as shown in figure 3, the top of Markov bottle 1 is provided with circular hole, rubber stopper 101, rubber are provided with the circular hole
Triangular funnel 102 is installed in leather plug 101, water intaking valve 103 is installed on the tube wall of triangular funnel 102, triangular funnel 102 is used for
To Markov bottle 1 plus water, the air inlet and delivery port of Markov bottle 1 are separately positioned on the both sides of the bottom of Markov bottle 1, the air inlet
Outside intake valve 104 is installed, the outside of the delivery port is provided with outlet valve 105, delivery port and the earth pillar 3 of Markov bottle 1
Between by band tubing 106 be connected.
As a kind of implementation of the utility model embodiment, 1 high 1m of Markov bottle, diameter 25cm, a diameter is opened at top
25mm circular hole.The bottom left of Markov bottle 1 opens a diameter 2mm air admission holes, makes pressure inside and outside Markov bottle identical during for opening, horse
The bottom right of family name's bottle 1 opens a diameter 5mm delivery ports, is connected by band tubing 106 with earth pillar 3, for being supplied water to earth pillar 3.It is real
Before testing beginning, intake valve 104 and outlet valve 105 are closed, opens water intaking valve 103, water is added to Markov bottle 1 by triangular funnel 102.
Water intaking valve 103 is closed after topped up with water, opens outlet valve 105, at this moment has a small amount of water to be flowed out from delivery port, there is no water when delivery port
During outflow, illustrate that pressure is identical inside and outside Markov bottle 1, close intake valve 104.Experiment opens intake valve 104 and outlet valve after starting
105, by band tubing 106, the water of Markov bottle 1 constantly flows to earth pillar 3.
Preferably, as shown in figure 4, earth pillar 3 includes being used for the lucite cylinder 301 for loading soil, lucite cylinder
301 side is provided with multiple through holes according to default spacing, and each through hole outside weld is connected to a glass tubule 302, glass
Tubule 302 is connected by band tubing 106 with Markov bottle 1.
As a kind of specific implementation of the present utility model, 3 high 200cm of earth pillar, diameter 25cm, side is at interval of 5cm
A diameter 0.8cm through holes are opened, the glass tubule 302 of outside weld spreading 2cm diameters 0.8, pass through band tubing 106 and the phase of Markov bottle 1
Even, band tubing 106 is connected with the glass tubule 302 of the diverse location of earth pillar 3, can simulate different levels of ground water.So pass through
The regulation air inlet of Markov bottle 1 flushes with the water inlet of earth pillar 3, can ensure that level of ground water is invariable, avoids experiment because of evaporation
Caused level of ground water declines the influence to experiment.According to the level of ground water h (namely soil thickness) of setting, under earth pillar 3
Half part H~h fills up position the grains of sand as saturated zone, is filled out at top 0~h positions according to the soil weight of experiment setting per 5cm
Soil pressure is implemented as unsaturation band.
Preferably, as shown in figure 5, lift 2 is turbine screw lift, the bottom of the turbine screw lift is set
There is fixed plate 201, lifting platform 202 is provided with the top of the turbine screw lift, lifting platform 202 is used to place bottom installation
There is the Markov bottle 1 of gravity sensor 4, the turbine 203 of the turbine screw lift is connected by worm screw 204 with handwheel 205, and
Rotation is driven by handwheel 205.
Specifically, the turbine screw lift also include worm-wheel shaft 206, gear 207, gear shaft 208, lifting shaft 209,
Bearing 210 etc..The air inlet open height of Markov bottle 1 is adjusted using lift 2 to flush with soil in earth pillar 3-husky interface, now the table of earth pillar 3
Difference in height between face and the air inlet of Markov bottle 2 is groundwater level depth.
Further, as shown in fig. 6, gravity sensor 4 is disc type gravity sensor, including sensor main body 401 and set
The pallet 402 at the top of sensor main body 401 is put, sensor main body 401 is placed on lift 2, and pallet 402 is used to place horse
Family name's bottle 1.Pallet 402 is used to prevent that moisture enters sensor under the water leakage situation of Markov bottle 1.Used by the utility model embodiment
Gravity sensor is high-precision gravity sensor (precision 0.02FS), can effectively improve measurement accuracy.
Preferably, as shown in fig. 7, data acquisition and transmission device 6 includes signal picker 601, data logger 602 and letter
Number send equipment, signal picker 601 be used for receive the data that the gravity sensor measurement obtains, data logger 602 is used
Handled in the data received, obtain evaporation from phreatic water data, the apparatus for transmitting signal includes wireless signal transmitter
603 and/or mobile memory 604 (such as USB flash disk), for the evaporation from phreatic water data to be sent.
Specifically, gravity sensor 4 is connected by signal wire with signal picker 701, and the voltage signal gathered passes through
Signal wire is transferred to signal picker 701, and it is (2 seconds -1 small that signal picker 701 can set different sampling intervals according to requirement of experiment
When)；Signal picker 701 is connected with data logger 702 by signal wire, and data logger 702 will receive
Voltage data is converted into the related data of evaporation from phreatic water, (is not having by wireless signal transmitter 703 or mobile memory 704
In the case of standby wireless signal or wireless signal failure) two ways sends.
Further, terminal device 7 includes computer terminal 701, mobile phone terminal 702 and printer 703, computer terminal 701
And application software is installed on mobile phone terminal 702, for the evaporation from phreatic water data to be showed in the form of list or curve
User inquires about, and printer 703 is connected with computer terminal 701 and mobile phone terminal 702, for exporting number in the form of paper document
According to.Caused data file can be named automatically according to the time or User Defined name, and with Excel or TXT forms
Export.
In summary, the underground water evaporation from phreatic water measuring system that the utility model embodiment is provided is multiple functional, installation
It is easy to use, it is applied widely, there is automation, high efficiency, real-time, economy, reliability.
Embodiment of the present utility model additionally provides a kind of underground water evaporation from phreatic water measuring method based on technology of Internet of things,
As shown in figure 8, this method includes：
Banketed according to the level of ground water of experiment setting into earth pillar；
Solution is configured according to the degree of mineralization of ground water of experiment setting, loads Markov bottle；
According to the evaporation intensity of the evaporation intensity regulation evaporation intensity control device of experiment setting；
The Markov bottle is placed on lift, the height of the lift is adjusted according to the buried depth of experiment setting, is made
The Markov bottle is to the earth pillar feed flow；
The change of the Markov bottle quality is detected using gravity sensor, and the data that measurement is obtained send to data and adopted
Collect transmitting device；
The data acquisition and transmission device is handled the data received, obtains evaporation from phreatic water data, and by described in
Evaporation from phreatic water data transfer is to the terminal device for inquiry.
The utility model method can simulate different levels of ground water, evaporation intensity, the degree of mineralization of ground water to evaporation from phreatic water
Influence, based on technology of Internet of things, in conjunction with well mixed contrived experiment scheme, automatic record, the biography of experimental data can be realized
It is defeated, constantly check, greatly reduce experimental work amount.Methods described considers influence of the degree of mineralization of ground water to evaporation from phreatic water,
Degree of mineralization of ground water area's evaporation from phreatic water process higher is more conformed to, is applicable for laminated soil, homogeneous soil evaporation from phreatic water.
Preferably, the data acquisition and transmission device is handled the data received, obtains evaporation from phreatic water data
Step, including：
The voltage signal that the gravity sensor gathers is converted into quality signal；
Mass change amount of the Markov bottle in preset time is calculated according to the quality signal；
Accumulative evaporation capacity is calculated according to the mass change amount；
Parameter fitting is carried out to the accumulative evaporation capacity of different preset times；
Parameter according to fitting establishes evaporation from phreatic water model, and obtains evaporation from phreatic water number according to the evaporation from phreatic water model
According to.
The utility model method is explained in detail with a specific embodiment below.
First, using the uniform design software arrangement experimental programs of Uniform Design 5.0, in the utility model one
It is different according to experimental factors quantity in embodiment, different experimental programs can be taken, it is assumed that experimental level is 8, such as
Fruit only has 2 empirical factors, then selects the 1st, 3 row in table 1；If 3 empirical factors, then the 1st, 3,4 row peace in table 1 is selected
Arrange experimental program；If 4 empirical factors, then the 1st, 2,3,5 row experiment arrangement schemes in table 1 are selected；If 5 experiments
Factor, then select the 1st, 2,3,4,5 row experiment arrangement schemes in table 1.With underground water buried depth, the degree of mineralization of ground water, evaporation intensity
As influence factor, 8 groups of experiments are needed using uniform design, and use conventional method, then are needed 8 × 8 × 8=512 times.
The U8* (8 of table 15) use table
Before experiment starts, solution is configured according to the degree of mineralization of ground water of experiment setting, the solution configured is loaded into geneva
Solution of the bottle as recharge groundwater.
The specific calculating process of evaporation from phreatic water is as follows：
The first step：The voltage data that gravity sensor measurement obtains is converted into Markov bottle mass change data.Gravity passes
The data of sensor collection are voltage signal, and the voltage signal U of collection is converted into quality letter by data logger according to below equation
Number M (k, α are setup parameter).
M=kU+ α (1.1)
Second step：Calculate the mass change amount of t Markov bottle.
Δ M=M0-Mt (1.2)
In formula：Δ M is Markov bottle mass change amount (kg)；MtFor t Markov bottle quality (kg)；M0It is initial for Markov bottle
Quality (kg).
3rd step：Calculate t and add up evaporation capacity.
Accumulative evaporation capacity is the evaporated water in measuring section in earth pillar unit area, and its calculation formula is as follows：
In formula：EPtAdd up evaporation capacity for soil in the t periods；VtIt is the water that is evaporated in the t periods from soil (from geneva
The volume of bottle outflow water)；A is that the inner section of lucite earth pillar is accumulated；ρ is Markov bottle solution density.
4th step：T evaporation from phreatic water amount.
It is assumed that accumulative evaporation from phreatic water amount meets power function relationship with the time：
EP=λ tφ+b (1.4)
In formula：EPTo add up evaporation from phreatic water amount；λ is model coefficient, and φ is model index, and b is constant.
5th step：Parameter fitting.
The accumulation evaporation from phreatic water amount E of n groups at different moments can be obtained according to formula (1.4)1,E2,E3,...En-1,En, and it is right
The n group times answered, t1,t2,t3,...tn-1,tn, it is fitted using matlab parameter fittings tool box cftool,
Parameter lambda, φ and b in acquisition formula.
6th step：Establish evaporation from phreatic water model.
Evaporation from phreatic water is derivative of the accumulative evaporation from phreatic water amount to the time, as follows：
Formula (1.4) is substituted into formula (1.5), the calculation formula of following cumulative infiltration can be obtained：
Es=λ φ tφ-1 (1.6)
In addition, the utility model also contemplates influence of the degree of mineralization of ground water to evaporation from phreatic water, passed through in traditional evaporation from phreatic water
Test on the basis of formula (1.7) and improve.
In formula, ET0For evaporation intensity (evaporation from water surface), μ is specific yield；η and β is respectively evaporation from water surface and underground water buried depth
Index.
After the degree of mineralization of ground water is considered to the influence of evaporation from phreatic water, evaporation from phreatic water and underground water buried depth, underground water mineralising
Degree, evaporation intensity relation are as follows：
In formula, ω be the degree of mineralization of ground water index, C0Evaporation from phreatic water critical value is influenceed for the degree of mineralization of ground water, as C ＞
C0, salinity has an impact to evaporation from phreatic water, and works as C ＜ C0Think that salinity does not influence on evaporation from phreatic water.
Example 1：When underground water buried depth, the degree of mineralization of ground water, evaporation intensity corresponding to 8 groups of experiments and steady-state evaporation
Evaporation from phreatic water amount is shown in Table 2, and specific yield takes 0.025, C00.5g/L is taken, 8 groups of experimental datas are substituted into above-mentioned formula, it is entered
Row parameter fitting, obtain evaporation from phreatic water shown in formula (1.9) and underground water buried depth, the degree of mineralization of ground water, evaporation intensity functional relation.
The evaporation from phreatic water measured value of table 2 and calculated value
The evaporation from phreatic water measured using said system and method and the degree of mineralization of ground water, buried depth, the relation of evaporation intensity
As shown in Fig. 9 A, Fig. 9 B and Fig. 9 C.
In summary, the utility model method can simulate different levels of ground water, evaporation intensity, the degree of mineralization of ground water to latent
The influence of water evaporation, based on technology of Internet of things, in conjunction with well mixed contrived experiment scheme, the automatic of experimental data can be realized
Record, transmission, constantly check, greatly reduce experimental work amount.Methods described considers the degree of mineralization of ground water to evaporation from phreatic water
Influence, more conform to degree of mineralization of ground water area's evaporation from phreatic water process higher, it is suitable for laminated soil, homogeneous soil evaporation from phreatic water
With.
Above-described embodiment, the purpose of this utility model, technical scheme and beneficial effect are entered
One step describes in detail, should be understood that and the foregoing is only specific embodiment of the present utility model, is not used to limit
Determine the scope of protection of the utility model, it is all within the spirit and principles of the utility model, any modification for being made, equally replace
Change, improve, should be included within the scope of protection of the utility model.
Claims (8)
1. a kind of underground water evaporation from phreatic water measuring system based on technology of Internet of things, it is characterised in that including Markov bottle, lifting
Machine, earth pillar, gravity sensor, evaporation intensity control device, data acquisition and transmission device and terminal device；
The Markov bottle is placed on the lift, and the lift is used for the height for adjusting the air inlet of the Markov bottle,
The gravity sensor is arranged on the bottom of the Markov bottle, the change of the quality for measuring the Markov bottle, the geneva
The delivery port of bottle is connected with the earth pillar, and for being supplied water to the earth pillar, the evaporation intensity control device is in the earth pillar
Top, for controlling the evaporation intensity of the earth pillar；
The gravity sensor is sent to the data acquisition and transmission device, the number by signal wire by obtained data are measured
It is connected according to collecting transmitter with the terminal device, for handling the data received, obtains evaporation from phreatic water data,
And by the evaporation from phreatic water data transfer to the terminal device for inquiry.
2. the underground water evaporation from phreatic water measuring system according to claim 1 based on technology of Internet of things, it is characterised in that institute
Iodine-tungsten lamp, power supply, slide resistor and switch that evaporation intensity control device includes being sequentially connected in series are stated, when the switch closure
When, the power supply is powered to the iodine-tungsten lamp, the iodine-tungsten lamp is provided heat energy for the earth pillar, and the slide resistor is used for
The size of heat energy caused by the iodine-tungsten lamp is controlled by changing the size of self-resistance.
3. the underground water evaporation from phreatic water measuring system according to claim 1 based on technology of Internet of things, it is characterised in that institute
State and circular hole is provided with the top of Markov bottle, rubber stopper is provided with the circular hole, triangular funnel, institute are installed in the rubber stopper
State and water intaking valve is installed on the tube wall of triangular funnel, the triangular funnel is used to add water to the Markov bottle, the Markov bottle
Air inlet and delivery port are separately positioned on the both sides of the bottom of the Markov bottle, and the outside of the air inlet is provided with intake valve,
The outside of the delivery port is provided with outlet valve, passes through band tubing phase between the delivery port of the Markov bottle and the earth pillar
Even.
4. the underground water evaporation from phreatic water measuring system according to claim 1 based on technology of Internet of things, it is characterised in that institute
Stating earth pillar includes being used for the lucite cylinder for loading soil, and the side of the lucite cylinder is provided with according to default spacing
Multiple through holes, each through hole outside weld are connected to a glass tubule, and the glass tubule passes through band tubing and the geneva
Bottle is connected.
5. the underground water evaporation from phreatic water measuring system according to claim 1 based on technology of Internet of things, it is characterised in that institute
It is turbine screw lift to state lift, and the bottom of the turbine screw lift is provided with fixed plate, the turbine screw mandrel liter
Lifting platform is provided with the top of drop machine, the lifting platform is used to place the Markov bottle that bottom is provided with the gravity sensor, institute
The turbine for stating turbine screw lift is connected by worm screw with handwheel, and is driven and rotated by the handwheel.
6. the underground water evaporation from phreatic water measuring system according to claim 5 based on technology of Internet of things, it is characterised in that institute
It is disc type gravity sensor to state gravity sensor, including sensor main body and the pallet that is arranged at the top of the sensor main body,
The sensor main body is placed on the lift, and the pallet is used to place the Markov bottle.
7. the underground water evaporation from phreatic water measuring system according to claim 1 based on technology of Internet of things, it is characterised in that institute
Stating data acquisition and transmission device includes signal picker, data logger and apparatus for transmitting signal, and the signal picker is used for
The data that the gravity sensor measurement obtains are received, the data logger is used to handle the data received, obtained
To evaporation from phreatic water data, the apparatus for transmitting signal includes wireless signal transmitter and/or mobile memory, for that described will dive
Water evaporation data are sent.
8. the underground water evaporation from phreatic water measuring system according to claim 7 based on technology of Internet of things, it is characterised in that institute
Stating terminal device includes computer terminal, mobile phone terminal and printer, and being provided with the computer terminal and the mobile phone terminal should
With software, for showing user to inquire about in the form of list or curve the evaporation from phreatic water data, the printer and institute
State computer terminal and the mobile phone terminal is connected, for the output data in the form of paper document.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107179260A (en) * | 2017-06-15 | 2017-09-19 | 中国水利水电科学研究院 | Underground water evaporation from phreatic water measuring system and method based on technology of Internet of things |
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2017
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107179260A (en) * | 2017-06-15 | 2017-09-19 | 中国水利水电科学研究院 | Underground water evaporation from phreatic water measuring system and method based on technology of Internet of things |
| CN107179260B (en) * | 2017-06-15 | 2024-03-08 | 中国水利水电科学研究院 | Groundwater diving evaporation measurement system and method based on Internet of things technology |
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