CN205748254U - A kind of self-operated measuring unit of different medium thickness - Google Patents
A kind of self-operated measuring unit of different medium thickness Download PDFInfo
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- CN205748254U CN205748254U CN201620254096.9U CN201620254096U CN205748254U CN 205748254 U CN205748254 U CN 205748254U CN 201620254096 U CN201620254096 U CN 201620254096U CN 205748254 U CN205748254 U CN 205748254U
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- self
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- measuring unit
- different medium
- electric capacity
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Abstract
This utility model relates to the self-operated measuring unit of a kind of different medium thickness, surveys key including main controller, electric supply installation, capacitance measuring device and multiple electric capacity；Described main controller is connected with electric supply installation and capacitance measuring device respectively；Described electric supply installation is that capacitance measuring device is powered；Described capacitance measuring device is surveyed key with multiple electric capacity respectively and is connected；Measure each electric capacity and survey the capacitance of key.This utility model can for a long time without manual intervention monitoring the thickness of mud, the height of water level, analyze the deposition rule of mud, the situation of change of water level, and measuring and calculating storage capacity or discharge on have a wide range of applications.This utility model accuracy is high, real-time, lay simple, later maintenance amount is little, it is simple to large area extensively puts into, and for monitoring reservoir, river course, the silt depth of pipeline, height of water level, and storage capacity calculates and water consumption measurement.
Description
Technical field
This utility model relates to the self-operated measuring unit of a kind of different medium thickness.
Background technology
Silt depth and level measuring are in volume of reservoir measuring and calculating, reservoir and channel deposit monitoring, urban river water flow measuring, river
The fields such as road desilting, blow-off line Sediment measurement, environmental improvement have extensively and urgent needs.Permissible currently without a kind of method
Speed and the thickness of siltation are monitored by large area, long-time continuous print.
The most traditional measuring method of mud is had following several: drill hole sampling method, use rig single-point to adopt
Collection column mud sample, drill hole sampling method manpower intervention is high, and efficiency is low, poor in timeliness, cannot avoid the disturbance to mud simultaneously；
Cone Penetration Test, measures silt depth by single point assay mud to the specific penetration resistance of measuring staff, and the method measurement error is big
And be awkward；Radiation measurement method, it is higher that radiation technique measures silt depth precision, but deposits measurement environment and tester
At radioactive pollution, measure loaded down with trivial details and risk is higher；Dual-frequency ultrasonic wave Doppler height measurement, utilizes water and mud to different frequency
The transport properties of ultrasound wave, measures the distance of water and the interface of mud and mud bottom and water, and this method is filled when bottom exists
The curing sludge dividing deposition draining is that error is relatively big, and troublesome poeration equipment is complicated.Meanwhile, at present on channel water consumption measurement,
No matter use stage discharge relation method or cross-sectional flow method, all cannot solve siltation and water level and cross-sectional area are calculated band
The impact come.
Utility model content
Technical problem to be solved in the utility model is, for currently without a kind of measuring method can for a long time, automatic
How the deficiency that mud is monitored by ground, solve the thickness of measurement mud instant, automatic, the most long-term, monitoring mud
Deposition problems.There is provided a kind of for a long time without the monitoring thickness of mud, the height of water level of manual intervention, and to analyze
The deposition rule of mud, the self-operated measuring unit of different medium thickness of situation of change of water level.
This utility model solve above-mentioned technical problem technical scheme as follows: a kind of different medium thickness automatically measure dress
Put, survey key including main controller, electric supply installation, capacitance measuring device and multiple electric capacity；
Described main controller is connected with electric supply installation and capacitance measuring device respectively；
Described electric supply installation is that capacitance measuring device is powered；
Described capacitance measuring device is surveyed key with multiple electric capacity respectively and is connected；Measure each electric capacity and survey the capacitance of key.
The beneficial effects of the utility model are: this utility model can be for a long time without the monitoring mud of manual intervention
Thickness, the height of water level, analyze the deposition rule of mud, the situation of change of water level, and measuring and calculating storage capacity or discharge on have
The prospect of being widely applied.This utility model accuracy is high, real-time, lay simple, later maintenance amount is little, it is simple to large area
Extensively putting into, for monitoring reservoir, river course, the silt depth of pipeline, height of water level, and storage capacity calculates and water consumption measurement；This
Utility model utilizes the dielectric constant of different medium different, in atmosphere, in water middle and high moisture content mud and low-water-content mud
Dielectric constant the most different, the capacitance value data therefore recorded in different medium is different, according to the position of capacitance value data sudden change
It is the position of media variations herein knowable to just, thus differentiates water level depth and silt depth, it might even be possible to record different water cut
The thickness of mud.
On the basis of technique scheme, this utility model can also do following improvement.
Further, also including circuit board, described electric capacity survey key uniform array is in circuit board front, and described circuit board reverse side sets
Put capacitance measuring device.
Further, also include that metal shell, described metal shell and circuit board collectively form closing column structure；Described electricity
Road plate reverse side and metal shell collectively form a closed cavity；
Described electric supply installation is arranged in described closed cavity.
Use above-mentioned further scheme to provide the benefit that, battery is put and carries out waterproofing protection in the enclosure, increase battery
Life-span.
Further, the upper and lower two ends of described closed cavity are closed by top pressure closure and sealing bottom respectively.
Further, also including fixing steel pole, described closed cavity is provided with main controller close to the position of top pressure closure；Described envelope
Close cavity bottom to be connected with fixing steel pole.
Using above-mentioned further scheme to provide the benefit that, measurement apparatus is fixed on fixed position by fixing steel pole, it is simple to
The carrying out measured.
Further, in described closed cavity, be filled with spongy body, described spongy body ring set with electric supply installation around.
Use above-mentioned further scheme to provide the benefit that, by spongy body, the position of electric supply installation is fixed, is
Electric supply installation can stable power-supplying.
Further, it is filled with sealing resin in described closed cavity.
Use above-mentioned further scheme to provide the benefit that, fill sealing resin by portion in the enclosure, close in making shell
Envelope.
Further, all described electric capacity are surveyed key and are arranged on multiple circuit board, are held by key between two described circuit boards
Circuit extension connects pad and connects.
Further, also including that auxiliary connects copper post, described auxiliary connects the auxiliary key capacitive circuit extension of copper post and connects pad even
Connect two described circuit boards.
Further, also include that antenna, described antenna are arranged on closed cavity top, are connected with main controller.
Use above-mentioned further scheme to provide the benefit that, realized the communication of main controller and external device (ED) by antenna.
Further, also include that base, described fixing steel pole are fixed in base.
Using above-mentioned further scheme to provide the benefit that, usual base uses concrete to make, and is fixed by fixing steel pole
In concrete bed, it is ensured that the positional stability of device.
The plane curve discrete point set flex point lookup algorithm that this utility model uses is that flex point commonly used in the prior art is looked into
Looking for algorithm, there is first flex point in interface from air dielectric to aqueous medium, occurs the to the interface of mud medium from aqueous medium
Two flex points, are divided into moisture content high such as mud and moisture content are low two kinds, its moisture content height mud and the interface of the low mud of moisture content
3rd flex point occurs, as measured other media and being also.
The physical property utilizing medium differing dielectric constant different measures, wherein: air εrIt is 1, water εrIt is 80, high
Moisture content mud εrFor 30-80, low-water-content mud is εrFor 5-30.
Accompanying drawing explanation
Fig. 1 is the self-operated measuring unit structured flowchart of a kind of different medium thickness described in this utility model embodiment 1；
Fig. 2 is the self-operated measuring unit structural representation of a kind of different medium thickness described in this utility model embodiment；
Fig. 3 is the self-operated measuring unit partial front of a kind of different medium thickness described in the concrete example of this utility model
Figure；
Fig. 4 is the self-operated measuring unit local reverse side of a kind of different medium thickness described in the concrete example of this utility model
Figure；
Fig. 5 is the capacitance curve chart that in the concrete example of this utility model, 0-249 electric capacity surveys that key records.
In accompanying drawing, the list of parts representated by each label is as follows:
1, main controller, 2, electric supply installation, 3, capacitance measuring device, 4, electric capacity survey key, 5, antenna, 6, top pressure closure, 7, sea
Continuous body, 8, sealing resin, 9, metal shell, 10, base, 11, seal bottom, 12, hold key circuit extension and connect pad, 13, auxiliary
Help connection copper post, 14, fixing steel pole.
Detailed description of the invention
Being described principle of the present utility model and feature below in conjunction with accompanying drawing, example is served only for explaining this practicality
Novel, it is not intended to limit scope of the present utility model.
As it is shown in figure 1, the self-operated measuring unit of a kind of different medium thickness described in this utility model embodiment 1, including
Main controller 1, electric supply installation 2, capacitance measuring device 3 and multiple electric capacity survey key 4；
Described main controller 1 is connected with electric supply installation 2 and capacitance measuring device 3 respectively；
Described electric supply installation 2 is powered for capacitance measuring device 3；
Described capacitance measuring device 3 is surveyed key 4 with multiple electric capacity respectively and is connected；Measure each electric capacity and survey the capacitance of key 4.
Measurement apparatus described in embodiment 2, on the basis of embodiment 1, also includes circuit board, and it is equal that described electric capacity surveys key 4
Even array is in circuit board front, and described circuit board reverse side arranges capacitance measuring device 3.
As in figure 2 it is shown, the measurement apparatus described in embodiment 3, on the basis of embodiment 1 or 2, also include metal shell 9,
Described metal shell 9 and circuit board collectively form closing column structure；Described circuit board reverse side and metal shell collectively form one
Individual closed cavity；
Described electric supply installation 2 is arranged in described closed cavity.
Measurement apparatus described in embodiment 4, on the basis of embodiment 3, the upper and lower two ends of described closed cavity are passed through respectively
Top pressure closure 6 and sealing bottom 11 are closed.
Measurement apparatus described in embodiment 5, on the basis of embodiment 3 or 4, also includes fixing steel pole 14, described closing
Cavity is provided with main controller 1 close to the position of top pressure closure 6；It is connected with fixing steel pole 14 bottom described closed cavity.
Measurement apparatus described in embodiment 6, on the basis of any one of embodiment 3-5, is filled with in described closed cavity
Spongy body 7, described spongy body 7 ring set with electric supply installation 2 around.
Measurement apparatus described in embodiment 7, on the basis of any one of embodiment 3-6, is filled with in described closed cavity
Sealing resin 8.
Measurement apparatus described in embodiment 8, on the basis of any one of embodiment 2-7, all described electric capacity are surveyed key 4 and are arranged
On multiple circuit boards, connect pad 12 by the extension of key capacitive circuit between two described circuit boards and connect.
Measurement apparatus described in embodiment 9, on the basis of embodiment 8, also includes that auxiliary connects copper post 13, described auxiliary
Connecting copper post 13 assists key capacitive circuit extension connection pad 12 to connect two described circuit boards.
Measurement apparatus described in embodiment 10, on the basis of any one of embodiment 2-9, also includes antenna 5, described antenna
5 are arranged on closed cavity top, are connected with main controller 1.
Measurement apparatus described in embodiment 11, on the basis of any one of embodiment 5-11, also includes base 10, described solid
Determine steel pole 14 to be fixed in base 10.
The self-operated measuring unit of a kind of different medium thickness described in the utility model is applied as follows in concrete example:
Thickness and the water of mud measured by the self-operated measuring unit using a kind of different medium thickness described in the utility model
The degree of depth of position, first inserts required measurement position by measurement apparatus.
On depth direction, the electric capacity of Discrete Distribution surveys key, utilizes empty gas and water, the difference in dielectric constant of mud to carry out capacitance
Measure.
Measurement apparatus its mainly comprise survey key circuit plate for: multiple spot electric capacity, low-power consumption master control borad 1 (is equivalent to this practicality newly
Main controller in type), supplying cell 2 (being equivalent to this utility model electric supply installation).Multiple spot electric capacity surveys key circuit plate, and front is discrete
The electric capacity of distribution surveys key 4, and reverse side is capacitance measurement circuit 3 (being equivalent to capacitance measuring device of the present utility model) and expansible string
Row communication bus.
Multiple spot electric capacity is surveyed key circuit plate and is connected with the interface of master control borad with power supply line by serial data bus.Master control
Plate can utilize the electric power management circuit on plate to open or close multiple spot electric capacity and survey the power supply of key circuit plate, it is possible to pass through data
Bus gathers each survey key capacitance.
The physical property utilizing medium differing dielectric constant different measures, wherein: air ε r is 1, and water ε r is 80, high
Moisture content mud ε r 30-80, low-water-content mud is ε r5-30.
When acquisition condition meets, master control borad is connected multiple spot electric capacity and is surveyed the power supply of key circuit plate, is then existed by data wire
On depth direction, measure each electric capacity and survey the capacitance of key.
Utilize plane curve discrete point set flex point lookup algorithm, search the flex point of capacitance value data sequence respectively.Curve turns
Point is owing to the change in dielectric constant of different medium causes, and the position that flex point occurs is exactly the position of dielectric stratifying.Utilize each
The position of flex point correspondence electric capacity survey key is multiplied by the distance computation of electric capacity survey key and is gone out silt depth and water level depth.
Concrete self-operated measuring unit described in example above, constitutes a kind of multiple spot electric capacity and surveys key and the silt of multiple spot conductance measuring point formula
Mud, floodometer, its structure, as shown in Figure 2: transmission antenna 5 is fixed on top pressure closure 6；Top pressure closure 6, filling seal
The inner chamber of metal shell 9 is sealed by resin 8, and master control borad 2 and battery 3 are installed in the inside, and spongy body 7 is to battery flexible support；
Capacitance measurement PCB group 3 is sealed by the PCB groove of PCB top layer sealing resin 8, rectangular opening sealing bottom 11 and metal shell 9, PCB group
Upper end be connected with master control borad 1 by wire；In fixing steel pole 14 is cast in concrete bed 10 and is embedded at the bottom of riverbed or canal,
Fixing steel pole seals bottom 11, the downside on top to filling sealing resin 8 through rectangular opening, is completed measurement by fixing steel pole 14
Fixing of instrument.
Such as Fig. 3, as described in 4: capacitance measurement PCB group 3 front Discrete Distribution multiple electric capacity and surveyed key 4, and reverse side is dispersed with electric capacity
Surveying the measuring circuit of key, capacitance measurement circuit is completed the cascade of the superior and the subordinate by two power lines and two data lines, and cascade is by 4
Individual PCB extension connects pad 12 and 4 soldering auxiliary connect copper post 13 and use soldering mode to complete the electric of multiple PCB and structure
Connect.
Its specifically used method, comprises the following steps:
The primary processor fixed cycle wakes up whether a Compare System predetermined period reaches up, does not arrives periodic system and continues to sleep
Sleep and wait, arrived system wake-up and entered downstream.
Open electric capacity scanning survey circuit power.
Time delay 1ms waits circuit stability.
Drive electric capacity scanning survey circuit sequence to measure each electric capacity and survey the capacitance of key, and data sequence is stored in system
Internal memory.As it is shown in figure 5, survey the capacitance curve chart that key records, wherein unit for 0-249 electric capacity in the concrete example of this utility model
For pF.
Close electric capacity scanning survey circuit power.
Utilize plane curve discrete point set flex point lookup algorithm, all capacitance value data are utilized plane curve discrete point set
Flex point lookup algorithm searches flex point, searches 2 flex points of capacitance value data sequence,
The distance computation that the position of electric capacity survey key corresponding for each flex point is multiplied by electric capacity survey key draws the thickness of different medium
Degree, obtain correspondence mud depth value, water level depth value be stored in internal memory.
Start selected transmission circuit power supply, send data to upper level receiving terminal.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent substitution and improvement etc. made, should be included in guarantor of the present utility model
Within the scope of protecting.
Claims (10)
1. the self-operated measuring unit of a different medium thickness, it is characterised in that include main controller (1), electric supply installation (2), electricity
Hold measurement apparatus (3) and multiple electric capacity surveys key (4)；
Described main controller (1) is connected with electric supply installation (2) and capacitance measuring device (3) respectively；
Described electric supply installation (2) is capacitance measuring device (3) power supply；
Described capacitance measuring device (3) is surveyed key (4) with multiple electric capacity respectively and is connected；Measure each electric capacity and survey the electric capacity of key (4)
Value.
The self-operated measuring unit of a kind of different medium thickness the most according to claim 1, it is characterised in that also include circuit
Plate, described electric capacity survey key (4) uniform array is in circuit board front, and described circuit board reverse side arranges capacitance measuring device (3).
The self-operated measuring unit of a kind of different medium thickness the most according to claim 2, it is characterised in that also include metal
Shell (9), described metal shell (9) and circuit board collectively form closing column structure；Described circuit board reverse side and metal shell
Collectively form a closed cavity；
Described electric supply installation (2) is arranged in described closed cavity.
The self-operated measuring unit of a kind of different medium thickness the most according to claim 3, it is characterised in that described closing chamber
The upper and lower two ends of body are closed by top pressure closure (6) and sealing bottom (11) respectively.
The self-operated measuring unit of a kind of different medium thickness the most according to claim 3, it is characterised in that also include fixing
Steel pole (14), described closed cavity is provided with main controller (1) close to the position of top pressure closure (6)；With solid bottom described closed cavity
Determine steel pole (14) to be connected.
The self-operated measuring unit of a kind of different medium thickness the most according to claim 3, it is characterised in that described closing chamber
The internal spongy body (7) that is filled with, described spongy body (7) ring sets with electric supply installation (2) around.
The self-operated measuring unit of a kind of different medium thickness the most according to claim 6, it is characterised in that described closing chamber
Internal it is filled with sealing resin (8).
8. according to the self-operated measuring unit of a kind of different medium thickness described in any one of claim 2-7, it is characterised in that institute
There is described electric capacity to survey key (4) to be arranged on multiple circuit board, between two described circuit boards, connect weldering by the extension of key capacitive circuit
Dish (12) connects.
The self-operated measuring unit of a kind of different medium thickness the most according to claim 8, it is characterised in that also include auxiliary
Connecting copper post (13), described auxiliary connection copper post (13) auxiliary key capacitive circuit extension connects pad (12) and connects two described circuit
Plate.
The self-operated measuring unit of a kind of different medium thickness the most according to claim 5, it is characterised in that also include sky
Line (5) and base (10), described antenna (5) is arranged on closed cavity top, is connected with main controller (1)；Described fixing steel pole
(14) it is fixed in base (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620254096.9U CN205748254U (en) | 2016-03-30 | 2016-03-30 | A kind of self-operated measuring unit of different medium thickness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620254096.9U CN205748254U (en) | 2016-03-30 | 2016-03-30 | A kind of self-operated measuring unit of different medium thickness |
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| Publication Number | Publication Date |
|---|---|
| CN205748254U true CN205748254U (en) | 2016-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620254096.9U Expired - Fee Related CN205748254U (en) | 2016-03-30 | 2016-03-30 | A kind of self-operated measuring unit of different medium thickness |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107504936A (en) * | 2017-09-25 | 2017-12-22 | 江苏省水利科学研究院 | Mud detecting system and mud detection method |
| CN112729093A (en) * | 2020-12-08 | 2021-04-30 | 广东化一环境科技有限公司 | Medium thickness detection method, control device and storage medium |
-
2016
- 2016-03-30 CN CN201620254096.9U patent/CN205748254U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107504936A (en) * | 2017-09-25 | 2017-12-22 | 江苏省水利科学研究院 | Mud detecting system and mud detection method |
| CN112729093A (en) * | 2020-12-08 | 2021-04-30 | 广东化一环境科技有限公司 | Medium thickness detection method, control device and storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161130 Termination date: 20180330 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |