CN107085122B - Universal rainwash real-time monitoring device - Google Patents
Universal rainwash real-time monitoring device Download PDFInfo
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- CN107085122B CN107085122B CN201710431205.9A CN201710431205A CN107085122B CN 107085122 B CN107085122 B CN 107085122B CN 201710431205 A CN201710431205 A CN 201710431205A CN 107085122 B CN107085122 B CN 107085122B
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- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
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Abstract
The invention discloses a kind of universal rainwash real-time monitoring devices, deep, flow velocity and flow direction for real-time monitoring rainwash, real-time rainwash quality is measured by weight sensor, flow direction and real-time torque in real time are measured by three-dimensional force sensor, pass through the route inside midfoot support bar, real-time rainwash quality and real-time torque the two data are passed into center processor, processing by physics and mathematically, to obtain real-time earth's surface depth of runoff, real-time flow rate, the two is flowed through into information transmission modular, output to relevant device with real-time.The monitoring device structure is simple, and easy to operate, material easily obtains, and feasibility is strong；Compared with calculation, the accuracy with higher of monitoring mode provided by the invention can reduce workload, save the time, improve efficiency.
Description
Technical field
The present invention relates to a kind of monitoring device more particularly to a kind of universal rainwash real-time monitoring devices.
Background technique
Various water bodys are not static on the earth, and under the radiation of the sun, constantly evaporation becomes steam and enters atmosphere,
And various regions are transported to air-flow, precipitation is formed under certain conditions and returns to earth surface, and a part therein is retained by plant
It is saved with soil, atmosphere is returned to by evapotranspiration, another part imports river,lake and reservior in the form of rainwash and interflow subsurface drainage,
It is final to return ocean.Various water bodys pass through this continuous evaporation, vapor transfer, condensation landing, lower infiltration, formation runoff on the earth
The process of reciprocation cycle be known as hydrologic cycle.
The loss process that rainfall retained through plant, filled out hollow, lower infiltration is known as runoff process.After these losses are deducted in rainfall, remain
Remaining part is known as net rainfall, and net rainfall is quantitatively equal to it and is formed by run-off.
Runoff is divided into rainwash and interflow subsurface drainage.Rainwash refer to precipitation formed along basin ground flowing water
Stream, it is an important link of hydrologic cycle, is the fundamental factor of River Hydrology situation variation.
Acquisition in relation to flow path surface is to deduct interflow subsurface drainage after Runoff calculation, can be obtained ground mostly
Table run-off.Most common two kinds of Runoff formations are as follows: runoff yield under saturated storage mode and runoff yield excess mode, two kinds of runoff-generating models are right respectively
Answer respective Runoff calculation method.With the continuous deepening of research, different Runoff calculation methods and model generate therewith.
However, obtaining rainwash by way of calculating, not only need to rely on the hydrology base such as a large amount of rainfall, evaporation
Plinth data, and influenced by series of factors such as model selection, calculation method, water source divisions, calculated result meeting and actual conditions
It is inconsistent.
Currently, the research of related rainwash monitoring is seldom.Compared with calculating, directly measures rainwash and do not need to collect
The hydrological datas such as rainfall are also not required to carry out model selection, calculating etc., can mitigate the workload of hydrologist, save a large amount of
Time.In addition, the rainwash that actual measurement obtains is more nearly actual conditions, error is reduced, so that subsequent confluence
It calculates error to reduce, hydrologic forecast is more accurate.
Summary of the invention
Goal of the invention: in view of the above problems, the present invention proposes a kind of universal rainwash real-time monitoring device, for real-time
Monitor deep rainwash, flow velocity and flow direction.
Technical solution: to achieve the purpose of the present invention, the technical scheme adopted by the invention is that: a kind of universal rainwash
Real-time monitoring device, including top rain trap, central processing module, side protection device, weight sensor, three-dimensional force sensing
Device, midfoot support bar, water-supply-pipe and bottom support rod；Wherein, top rain trap is connected with central processing module, three-dimensional force sensing
Device is connected with midfoot support bar, and central processing module is connected by three-dimensional force sensor, midfoot support bar with weight sensor, in
Side protection device is installed between heart processing module and weight sensor；At top, the bottom of rain trap opens up circular hole, water delivery
Pipe is fixed in circular hole, passes through central processing module, and lower end is inserted into soil；Bottom post upper is connected to weight sensor
Bottom surrounding, lower end be inserted into soil in.
Further, central processing module includes center processor, information transmission modular and power package layer, is located at top
The bottom end of rain trap, and it is closely coupled with top rain trap.
Further, top rain trap is uncovered cylindrical body.Midfoot support bar is hollow cylinder, and inside is equipped with route
Channel.Side protection device is the strong porous panel of water penetration.Every two water-supply-pipe intervals, one root bottom part support rod arrangement.
Further, center processor calculates the specific steps of real-time earth's surface depth of runoff are as follows:
Known by quality calculation formula:
mt=ρ Vt
Vt=π (R2-r2)ht
Thus have:
mt=ρ π (R2-r2)ht
It is deep so as to obtain rainwash:
Wherein, the radius of weight sensor is R, and the radius of midfoot support bar is r, and the density of water is ρ, t moment earth's surface diameter
The quality of stream is mt, t moment rainwash depth is ht, the volume that t moment rainwash is formed above weight sensor is Vt。
Further, center processor calculates the specific steps of real-time flow rate are as follows:
Three-dimensional force sensor measures real-time force away from Mt, by torque formula:
In formula, L is the length of midfoot support bar.
Real-time force can be obtained:
By Newton's second law:
F=ma
Discrete:
Wherein, m 'tFor in the Δ t time by the effluent quality of midfoot support bar:
Above formula is substituted into, is obtained:
After abbreviation:
v0=0
M0=0
According to above formula, real-time flow rate v can be calculated by the periodt。
Working principle: real-time rainwash quality is measured by weight sensor, flow direction is measured by three-dimensional force sensor
And torque is passed to real-time rainwash quality and real-time torque the two data by the route inside midfoot support bar
Heart processing module, processing by physics and mathematically, to obtain real-time earth's surface depth of runoff, real-time flow rate, by the two with
Information transmission modular, output to relevant device are flowed through in real time.
The utility model has the advantages that the present invention compared with the existing technology, has the advantage that (1) apparatus structure is simple, it is easy to operate,
Material easily obtains, and feasibility is strong；(2) the monitoring device real-time monitoring rainwash, compared with calculation, essence with higher
Exactness can reduce workload, save the time, improve efficiency；(3) monitoring device can measure real-time rainwash data；(4) it pushes up
Portion's rain trap, side protection device and water-supply-pipe can reduce the error as caused by monitoring device itself, and it is accurate to improve monitoring
Degree.
Detailed description of the invention
Fig. 1 is universal rainwash real-time monitoring device schematic diagram；
Fig. 2 is central processing module sectional view.
Specific embodiment
Further description of the technical solution of the present invention with reference to the accompanying drawings and examples.
It is universal rainwash real-time monitoring device of the present invention, including top rain trap 1, center as shown in Figure 1
Processing module 2, side protection device 3, weight sensor 4, three-dimensional force sensor 5, midfoot support bar 6, water-supply-pipe 7 and bottom branch
Totally eight part of strut 8.
Wherein, top rain trap 1 is connected with central processing module 2, and three-dimensional force sensor 5 is connected with midfoot support bar 6, in
Heart processing module 2 is connected by three-dimensional force sensor 5, midfoot support bar 6 with weight sensor 4, central processing module 2 and weight
Side protection device 3 is installed between sensor 4.At top, 8 circular holes are opened in the bottom of rain trap 1, and 8 water-supply-pipes 7 are fixed on
In circular hole, central processing module 2 is passed through, lower end is inserted into soil.Several 8 upper ends of bottom support rod are connected to weight sensor 4
Bottom surrounding, lower end be inserted into soil in.
Water-supply-pipe and circular hole number of the invention can be 8, be also possible to other numbers.
Midfoot support bar 6 is hollow cylinder, and inside is equipped with line channel.Side protection device 3 is by water penetration strong
Porous panel is constituted, existing enough discharge capacity, and sundries can be stopped to enter monitoring device internal interference monitoring result.Every two
Root water-supply-pipe 7 is spaced a root bottom part support rod 8 arrangement, and the rainwater in the rain trap 1 of top can be discharged in time, prevent for water-supply-pipe 7
Water in the rain trap of top overflows.
Top rain trap 1 is also used as protective plate, and shape is uncovered cylindrical body, for collecting the rainfall above monitoring device,
Rainfall above anti-locking apparatus is fallen on inside device, to influence monitoring result.Top rain trap, side protection device can be to prevent
Only the rainfall above monitoring device enters inside device, and the rainwater in the rain trap of top can be discharged in water-supply-pipe in time, prevents
Water in the rain trap of top overflows, and side protection device can filter out sundries.
It is central processing module sectional view as shown in Figure 2, central processing module 2 is by center processor, information transmission modular
It is formed with power package layer, positioned at the bottom end of top rain trap 1, and it is closely coupled with top rain trap 1.
Before starting monitoring, water-supply-pipe 7 and bottom support rod 8 are inserted into soil, so that weight sensor 4 is in horizontal position
It sets, connects power supply, open monitoring device.After rainfall starts, by processes such as lower infiltration, plant retentions, formed in ground surface
Runoff is entered inside device by side protection device 3, measures the real-time rainwash matter in the part via weight sensor 4
Amount, and measuring flow direction in real time by three-dimensional force sensor 5 will in real time by the route inside midfoot support bar 6 with real-time torque
Table diameter current mass and real-time torque the two data pass to the center processor in central processing module 2, by physics and mathematics
On processing, to obtain real-time earth's surface depth of runoff, real-time flow rate, by the two with flow through information transmission modular in real time,
It exports to relevant device.
Center processor is as follows according to the principle that real-time rainwash quality inquires into real-time earth's surface depth of runoff:
The radius of known weight sensor 4 is R (m), and the radius of midfoot support bar 6 is r (m), and the density of water is ρ (kg/
m3), the quality that weight sensor 4 measures t moment rainwash is mt(kg), if t moment rainwash depth is ht(m), t moment
The volume that rainwash is formed above weight sensor 4 is Vt(m3)。
It is apparent from by quality calculation formula:
mt=ρ Vt
Vt=π (R2-r2)ht
Thus have:
mt=ρ π (R2-r2)ht
So as to release rainwash depth:
Center processor is as follows according to the principle that real-time rainwash quality and real-time torque inquire into real-time flow rate:
Three-dimensional force sensor can measure real-time force away from Mt(Nm), real-time depth of runoff ht(m) it calculates and obtains through the above way
?.By torque formula:
In formula, L (m) is the length of midfoot support bar 6.Real-time force can be acquired:
By Newton's second law:
F=ma
Discrete:
Wherein, m 'tFor in the Δ t time by the effluent quality of midfoot support bar 6:
Above formula is substituted into, is obtained:
After abbreviation:
v0=0
M0=0
According to above formula, real-time flow rate v can be calculated by the periodt。
Although the present invention has been described above with particularity, however, the present invention is not limited thereto, those skilled in the art can
It is modified with principle according to the present invention, therefore, the various modifications that all principles according to the invention carry out all should be understood as
Fall into protection scope of the present invention.
Claims (7)
1. a kind of universal rainwash real-time monitoring device, it is characterised in that: including top rain trap (1), central processing module
(2), side protection device (3), weight sensor (4), three-dimensional force sensor (5), midfoot support bar (6), water-supply-pipe (7) and bottom
Portion's support rod (8)；
Wherein, top rain trap (1) is connected with central processing module (2), three-dimensional force sensor (5) and midfoot support bar (6) phase
Even, central processing module (2) is connected by three-dimensional force sensor (5), midfoot support bar (6) with weight sensor (4), at center
Side protection device (3) are installed between reason module (2) and weight sensor (4)；At top, the bottom of rain trap (1) opens up circle
Hole, water-supply-pipe (7) are fixed in circular hole, are passed through central processing module (2), and lower end is inserted into soil；Bottom support rod (8) upper end
It is connected to the bottom surrounding of weight sensor (4), lower end is inserted into soil；
Side protection device (3) is the strong porous panel of water penetration；
Real-time rainwash quality is measured by weight sensor (4), is flowed in real time by three-dimensional force sensor (5) measurement and real
When torque real-time rainwash quality and real-time torque the two data are passed to by the internal route of midfoot support bar (6)
Central processing module (2), processing by physics and mathematically obtain real-time earth's surface depth of runoff, real-time flow rate.
2. universal rainwash real-time monitoring device according to claim 1, it is characterised in that: top rain trap (1) is
Uncovered cylindrical body.
3. universal rainwash real-time monitoring device according to claim 1, it is characterised in that: central processing module (2)
Including center processor, information transmission modular and power package layer, be located at the bottom end of top rain trap (1), and with top collection rain
Device (1) is closely coupled.
4. universal rainwash real-time monitoring device according to claim 1, it is characterised in that: midfoot support bar (6) is
Hollow cylinder, inside are equipped with line channel.
5. universal rainwash real-time monitoring device according to claim 1, it is characterised in that: every two water-supply-pipes (7)
It is spaced a root bottom part support rod (8) arrangement.
6. universal rainwash real-time monitoring device according to claim 1, it is characterised in that: the central processing module
Calculate the specific steps of real-time earth's surface depth of runoff are as follows:
Known by quality calculation formula:
mt=ρ Vt
Vt=π (R2-r2)ht
Thus have:
mt=ρ π (R2-r2)ht
It is deep so as to obtain rainwash:
Wherein, the radius of weight sensor is R, and the radius of midfoot support bar is r, and the density of water is ρ, t moment rainwash
Quality is mt, t moment rainwash depth is ht, the volume that t moment rainwash is formed above weight sensor is Vt。
7. universal rainwash real-time monitoring device according to claim 6, it is characterised in that: central processing module calculates
The specific steps of real-time flow rate are as follows:
Three-dimensional force sensor measures real-time force away from Mt, by torque formula:
In formula, L is the length of midfoot support bar；
Real-time force can be obtained:
By Newton's second law:
F=ma
Discrete:
Wherein, m 'tFor in the Δ t time by the effluent quality of midfoot support bar:
Above formula is substituted into, is obtained:
After abbreviation:
v0=0
M0=0
According to above formula, real-time flow rate v can be calculated by the periodt。
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2017
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