CN109724743A - A kind of Dam Osmotic Pressure Automatic monitoring device - Google Patents
A kind of Dam Osmotic Pressure Automatic monitoring device Download PDFInfo
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- CN109724743A CN109724743A CN201711048770.3A CN201711048770A CN109724743A CN 109724743 A CN109724743 A CN 109724743A CN 201711048770 A CN201711048770 A CN 201711048770A CN 109724743 A CN109724743 A CN 109724743A
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- osmotic pressure
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Abstract
The invention discloses a kind of Dam Osmotic Pressure Automatic monitoring devices, the monitoring device includes outdoor monitoring equipment special-purpose water-proof casing, and be located at the vibrating string type sensor outside outdoor monitoring equipment special-purpose water-proof casing, the outdoor monitoring equipment special-purpose water-proof casing internal by have data acquisition circuit, data storage circuitry, data display circuit, electric power management circuit and singlechip group at；The signal output end of the vibrating string type sensor is connect with data acquisition circuit, data storage circuitry, data display circuit, the electric power management circuit inside waterproof casing respectively, and the data acquisition circuit, data storage circuitry, data display circuit, the signal output end of electric power management circuit are connected with the signal input part of single-chip microcontroller.The present invention is anti-lightning strike and anti-electromagnetic interference function is strong, has LCD crystal display, can directly display acquisition data, and small in size, low cost, adapts to live adverse circumstances.
Description
Technical field
The invention belongs to reservoir dam safety monitoring technology fields, particularly relate to a kind of Dam Osmotic Pressure Automatic monitoring device.
Background technique
The reservoir in 90% or more China was built 50~seventies of 20th century, was limited by historical conditions, engineering construction standard is inclined
The reasons such as low, mass deviation, management means are backward, equipment precision itself is not high cause dam crash event to happen occasionally, and cause
Huge disaster, currently, start to develop high-precision, the intelligent data acquisition system of high reliability one after another, with guarantee can be real
When monitor reservoir dam operation condition.Such as, the Ji Kang in the U.S., the Nanjing Ge Lan in China, the auspicious science and technology in south etc. are all developed in succession
The acquisition system of oneself, and respective measurement accuracy and stability be all greatly improved than before, data transmission
There has also been larger improvement for the intelligence of stability and system.But the monitoring technology in terms of Dam Osmotic Pressure Automatic is owed there are also certain
It lacks, there is poor for the ability for adapting to adverse circumstances, cost is higher, reliability for previous Dam Osmotic Pressure Automatic Monitoring System vinegar
Low, anti-lightning and the weak problem of anti-electromagnetic interference capability.
Summary of the invention
The present invention addresses the above problem, makes up the deficiencies in the prior art, provides a kind of Dam Osmotic Pressure Automatic monitoring device；This
The power lightning protection of invention hit it is strong with anti-electromagnetic interference function, have LCD crystal display, acquisition data can be directly displayed, and
Small in size, low cost adapts to live adverse circumstances.
To achieve the above object, the present invention adopts the following technical scheme that.
A kind of Dam Osmotic Pressure Automatic monitoring device of the present invention, it is characterised in that: the monitoring device includes that outdoor monitoring equipment is dedicated
Waterproof casing, and it is located at the vibrating string type sensor outside outdoor monitoring equipment special-purpose water-proof casing, the outdoor monitoring is set
Standby special-purpose water-proof casing internal is by having data acquisition circuit, data storage circuitry, data display circuit, electric power management circuit and list
Piece machine composition；The signal output end of the vibrating string type sensor respectively with the data acquisition circuit inside waterproof casing, data
Storage circuit, data display circuit, electric power management circuit connection, the data acquisition circuit, data storage circuitry, data are aobvious
Show that circuit, the signal output end of electric power management circuit are connected with the signal input part of single-chip microcontroller.
As another preferred embodiment of the invention, the electric power management circuit is connected with rechargeable battery.
As another preferred embodiment of the invention, the rechargeable battery is high capacity polymer lithium battery.Certainly,
It may be other rechargeable batteries such as battery.
As another preferred embodiment of the invention, the data acquisition circuit includes GPRS module, and GPRS module is stretched
Outdoor monitoring equipment special-purpose water-proof casing is externally connected with antenna out；To enhance signal strength.
As another preferred embodiment of the invention, the signal output end of the single-chip microcontroller is also connected with LCD liquid crystal
Show module.
Compared with prior art, present invention has the advantages that.
A kind of Dam Osmotic Pressure Automatic monitoring device disclosed in this invention, including outdoor monitoring equipment special-purpose water-proof casing, and
The vibrating string type sensor being located at outside outdoor monitoring equipment special-purpose water-proof casing, the outdoor monitoring equipment special-purpose water-proof casing
Inside by have data acquisition circuit, data storage circuitry, data display circuit, electric power management circuit and singlechip group at；Pass through
It is strong with anti-electromagnetic interference function that the electric power management circuit hits power lightning protection, and has LCD crystal display, can
Acquisition data, and small in size, low cost are directly displayed, live adverse circumstances are adapted to.
Detailed description of the invention
In order to which the technical problems, technical solutions and beneficial effects solved by the present invention is more clearly understood, below in conjunction with
The drawings and the specific embodiments, the present invention will be described in further detail.It should be appreciated that specific embodiment party described herein
Formula is only used to explain the present invention, is not intended to limit the present invention.
Fig. 1 is a kind of structural schematic diagram of the vibrating string type sensor of Dam Osmotic Pressure Automatic monitoring device of the present invention.
Fig. 2 is a kind of structural schematic diagram of Dam Osmotic Pressure Automatic monitoring device of the present invention.
Fig. 3 is a kind of SCM program control flow chart of Dam Osmotic Pressure Automatic monitoring device of the present invention.
Marked in the figure: 1 is antenna, 2 be outdoor monitoring equipment special-purpose water-proof casing.
Specific embodiment
In conjunction with shown in attached Fig. 1 and 2, a kind of Dam Osmotic Pressure Automatic monitoring device of the present invention, it is characterised in that: the monitoring device includes
Outdoor monitoring equipment special-purpose water-proof casing, and it is located at the vibrating string type sensor outside outdoor monitoring equipment special-purpose water-proof casing,
The outdoor monitoring equipment special-purpose water-proof casing internal by have data acquisition circuit, data storage circuitry, data display circuit,
Electric power management circuit and singlechip group at；The signal output end of the vibrating string type sensor respectively with the number inside waterproof casing
According to Acquisition Circuit, data storage circuitry, data display circuit, electric power management circuit connection, the data acquisition circuit, data
Storage circuit, data display circuit, the signal output end of electric power management circuit are connected with the signal input part of single-chip microcontroller.
As another preferred embodiment of the invention, the electric power management circuit is connected with rechargeable battery.
As another preferred embodiment of the invention, the rechargeable battery is high capacity polymer lithium battery.Certainly,
It may be other rechargeable batteries such as battery.
As another preferred embodiment of the invention, the data acquisition circuit includes GPRS module, and GPRS module is stretched
Outdoor monitoring equipment special-purpose water-proof casing is externally connected with antenna out；To enhance signal strength.
As another preferred embodiment of the invention, the signal output end of the single-chip microcontroller is also connected with LCD liquid crystal
Show module.
The vibrating string type sensor has very high measurement accuracy, is suitble to long distance transmission, functional reliability and stabilization
Property it is high, and adapt to work under rugged environment.
The vibrating string type sensor working principle is: electromagnetic coil is driven by excitation chain first, when the frequency of signal
When close with the intrinsic frequency of vibratory string, oscillator generates vibration by excitation, and vibratory string is rapidly reached resonance state；Then by Vibration pickup
Detect the vibration frequency of oscillator；Finally this signal is given to single-chip microcontroller through detection circuit filtering, amplification, shaping and be transported to exciting
Closed-loop system is formed in element.
The electric power management circuit, data display circuit, data storage circuitry cooperation single-chip microcontroller are respectively completed to power supply
Distribution management, data show and data storage etc. functions；Data acquisition circuit is by frequency collection circuit and temperature acquisition electricity
Road two parts composition, and data acquisition circuit completion directly controls effect to vibrating string type sensor.
The present invention first initializes system, is then on the one hand excitation chain exciting working sensor, detection electricity
Road finally obtains measurement frequency to signal detection, amplification, integer, processing；On the other hand, A/D converter believes analog voltage
It number is converted into digital voltage signal, then obtains the resistance value of temperature sensor with constant-current source circuit cooperation, then obtains temperature,
Program control flow chart is as shown in Figure 3.
It is understood that being merely to illustrate the present invention above with respect to specific descriptions of the invention and being not limited to this
Technical solution described in inventive embodiments, those skilled in the art should understand that, still the present invention can be carried out
Modification or equivalent replacement, to reach identical technical effect；As long as meet use needs, all protection scope of the present invention it
It is interior.
Claims (5)
1. a kind of Dam Osmotic Pressure Automatic monitoring device, it is characterised in that: the monitoring device includes outdoor monitoring equipment special-purpose water-proof casing,
And it is located at the vibrating string type sensor outside outdoor monitoring equipment special-purpose water-proof casing, the outdoor monitoring equipment special-purpose water-proof
Casing internal by have data acquisition circuit, data storage circuitry, data display circuit, electric power management circuit and singlechip group at；
The signal output end of the vibrating string type sensor respectively with inside waterproof casing data acquisition circuit, data storage circuitry,
Data display circuit, electric power management circuit connection, the data acquisition circuit, data storage circuitry, data display circuit, electricity
The signal output end of power management circuits is connected with the signal input part of single-chip microcontroller.
2. a kind of Dam Osmotic Pressure Automatic monitoring device according to claim 1, it is characterised in that: the electric power management circuit connects
It is connected to rechargeable battery.
3. a kind of Dam Osmotic Pressure Automatic monitoring device according to claim 2, it is characterised in that: the rechargeable battery is big
Capacity aggregation object lithium battery；It is of course also possible to for other rechargeable batteries such as batteries.
4. a kind of Dam Osmotic Pressure Automatic monitoring device according to claim 1, it is characterised in that: the data acquisition circuit packet
GPRS module is included, GPRS module stretches out outdoor monitoring equipment special-purpose water-proof casing and is externally connected with antenna；To enhance signal strength.
5. a kind of Dam Osmotic Pressure Automatic monitoring device according to claim 1, it is characterised in that: the signal of the single-chip microcontroller is defeated
Outlet is also connected with LCD LCD MODULE.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711048770.3A CN109724743A (en) | 2017-10-31 | 2017-10-31 | A kind of Dam Osmotic Pressure Automatic monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711048770.3A CN109724743A (en) | 2017-10-31 | 2017-10-31 | A kind of Dam Osmotic Pressure Automatic monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109724743A true CN109724743A (en) | 2019-05-07 |
Family
ID=66294312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711048770.3A Pending CN109724743A (en) | 2017-10-31 | 2017-10-31 | A kind of Dam Osmotic Pressure Automatic monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109724743A (en) |
-
2017
- 2017-10-31 CN CN201711048770.3A patent/CN109724743A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190507 |
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| WD01 | Invention patent application deemed withdrawn after publication |