CN208060751U - Mangneto displacement sensor formula rainfall gauge - Google Patents
Mangneto displacement sensor formula rainfall gauge Download PDFInfo
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- CN208060751U CN208060751U CN201820570380.6U CN201820570380U CN208060751U CN 208060751 U CN208060751 U CN 208060751U CN 201820570380 U CN201820570380 U CN 201820570380U CN 208060751 U CN208060751 U CN 208060751U
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- bucket
- measurement
- rainfall
- displacement sensor
- water level
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- 238000006073 displacement reaction Methods 0.000 title claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 56
- 238000005259 measurement Methods 0.000 claims abstract description 50
- 230000002706 hydrostatic effect Effects 0.000 claims abstract description 26
- 238000012544 monitoring process Methods 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 3
- 238000001556 precipitation Methods 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000205 computational method Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012279 drainage procedure Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
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- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Abstract
The utility model discloses a kind of mangneto displacement sensor formula rainfall gauges, a protection cylinder is arranged in the lower end of its rain receiver, one hydrostatic bucket of setting and a measurement bucket in the protection cylinder, the connection of the two lower part constitutes linker, magnetostrictive displacement sensor is set in the measurement bucket, the outlet pipe lower end corresponds to the hydrostatic bucket, drainpipe is arranged in hydrostatic bucket lower end, solenoid valve is respectively set on the outlet pipe and drainpipe, the solenoid valve and magnetostrictive displacement sensor are connect with controller, rainwater enters the hydrostatic bucket by the outlet pipe of the rain receiver, water level in the measurement bucket can be carried out with rainfall and be increased, rainfall size is linear relationship with the water level in the measurement bucket, related coefficient can be fixed by quantitative water supply rate, to pass through the water level monitoring rainfall in the measurement bucket.The utility model Precipitation measurement precision can be more than 0.1mm, can measure the heavy rain of specific intensity, fill up special Rainfall Condition rainfall monitoring blank.
Description
Technical field：
The utility model is related to a kind of precipitation observation technologies, more particularly to a kind of mangneto displacement sensor formula rainfall
Meter.
Background technology：
Precipitation measurement is one of the important content of the hydrology, weather monitoring.For pure rainfall discharge observation, required precision
It is not high, existing tipping bucket, the modes such as weigh rainfall gauge fully achieved measurement accuracy and required, and in produce reality
It is widely applied.For the mating observation of rainfall in evaporation discharge observation, rainfall accuracy of observation is more demanding, to reach
0.1mm, most rain sensors cannot be satisfied.Moreover, existing rain sensor is for raininess per minute or maximum day
Rainfall is restricted, can not be used under specific condition.
Utility model content：
Technical problem to be solved in the utility model is：Overcome the deficiencies of the prior art and provide a kind of reasonable design, survey
The mangneto displacement sensor formula rainfall gauge that accuracy of measurement is high and reliability is high.
The technical solution of the utility model is：
A kind of mangneto displacement sensor formula rainfall gauge, including rain receiver, the rain receiver lower end are provided with funnel, the leakage
The lowest point of bucket is provided with outlet pipe, and a protection cylinder is arranged in the lower end of the rain receiver, and the lower end of the protection cylinder is fixed on
On ground or pedestal, one hydrostatic bucket of setting and a measurement bucket in the protection cylinder, the hydrostatic bucket and measurement bucket lower part connect
It is logical to constitute linker, magnetostrictive displacement sensor is set in the measurement bucket, to measure the height of water level in the measurement bucket；
The outlet pipe lower end corresponds to the hydrostatic bucket, and hydrostatic bucket lower end is arranged drainpipe, divides on the outlet pipe and drainpipe
Solenoid valve is not set, and the solenoid valve and magnetostrictive displacement sensor are connect with controller, realize communication and control, rainwater
Enter the hydrostatic bucket by the outlet pipe of the rain receiver, the water level measured in bucket can be carried out with rainfall and be increased, drop
Rainfall size is linear relationship with the water level in the measurement bucket, and related coefficient can be fixed by quantitative water supply rate, to
Pass through the water level monitoring rainfall in the measurement bucket.
The hydrostatic bucket and measurement bucket are split structure, and the two is interconnected by the communicating pipe of lower part, alternatively, described
Hydrostatic bucket and measurement bucket are an integral structure, and the two is separated by intermediate siding, and the lower end of the siding is provided with company
Through-hole.
The magnetostrictive displacement sensor measurement accuracy reaches 0.05%FS, can in high-acruracy survey bucket water level change
Change process；Water solenoid valve is normal-open electromagnetic valve, and when power-up closes, and when power-off opens；Drain solenoid valve is closed type electromagnetism
Valve, when power-up, open, and when power-off closes.
The measurement bucket top seal simultaneously stays gas vent；The protection cylinder and measurement bucket are fixed on the pedestal of different height
On.The measurement bucket can adjust internal diameter or shape, according to the size of the magnetostrictive displacement sensor, make described
It measures bucket internal diameter minimum or cross-sectional area is minimum, it can more efficient raising water level measurement accuracy；The rain receiver cross section
Product is when measuring 3 times of bucket cross-sectional area, and the rainfall of 0.1mm, the water level measured in bucket can increase 0.3mm, effectively keep away
Measurement error caused by exempting from water body physical characteristic.
The utility model has the beneficial effects that：
1, the utility model disclosure satisfy that《Precipitation observation criteria》With《Evaporation from water surface observation criteria》It is required that rainfall measures
Accuracy of measurement can be more than 0.1mm, really breach limitation of the traditional equipment rainfall monitoring to rainfall intensity, can measure specific intensity
Heavy rain, filled up special Rainfall Condition rainfall monitoring blank.
2, the utility model using high-precision water level sensor measure water level, while by change measure bucket internal diameter or
The shape of bucket is measured, cross-sectional area is reduced, further increases measurement accuracy.
3, it is respectively arranged with solenoid valve on the utility model outlet pipe and drainpipe, solenoid valve can be realized by controller
Keying, also, displacement sensor is connect with controller, can show rainfall at any time.
4, the lower end of the utility model protection cylinder is fixed on by fixing bolt on ground or bottom plate, prevents funnel, water purification
Bucket and measurement bucket are influenced by extraneous natural conditions, improve measurement accuracy.
5, the utility model requires environmental factor low, and component is simple, highly practical, reliability is high, and method is simple and practicable,
It is highly practical convenient for promoting, there is higher economic benefit and social benefit.
Description of the drawings：
Fig. 1 is the udometric structural schematic diagram of mangneto displacement sensor formula.
Specific implementation mode：
Embodiment：Referring to Fig. 1, in figure, 1- rain receivers, 2- outlet pipes, 3- protects cylinder, 4- hydrostatic buckets, 5- to measure bucket, 6- rows
Water solenoid valve, 7- funnels, 8- water solenoid valves, 9- gas vents, 10- mangneto displacement sensors, 11- intercommunicating pores, 12- drainpipes.
1, device is constituted：
A protection cylinder 3 is arranged in the present apparatus first, and 3 top of protection cylinder is the rain receiver 1 of 200mm internal diameters, and rain receiver 1 is accepted
Funnel 7 is arranged in rainfall, 1 lower part of rain receiver, and outlet pipe 2 is arranged in 7 lower part of funnel, and outlet pipe installs water solenoid valve 8；It is being discharged
The measurement bucket 5 that 2 lower section installation internal diameter of pipe is 110mm, measures 5 high 550mm of bucket（Height can be adjusted according to needs）；Measuring bucket 5
A hydrostatic bucket 4 is arranged by inner wall in side, and internal diameter 30mm makes 2 face hydrostatic bucket 4 of outlet pipe, 4 lower part of hydrostatic bucket（Measure bucket bottom
In upper 10mm）If intercommunicating pore 11 is communicated with bucket 5 is measured；5 top seal of bucket is being measured, and is staying gas vent 9；Measuring bucket 5 and quiet
One magnetostrictive displacement sensor 10 is installed between bucket 4, measures the height of water level in bucket 5；One is installed in 4 lower end of hydrostatic bucket
Drainpipe 12, drainpipe 12 installs drain solenoid valve 6, for draining；Protection cylinder 3 and measurement bucket 5 are fixed on the base of different height
On seat；Water solenoid valve 8, drain solenoid valve 6, magnetostrictive displacement sensor 10 are connected with controller, realize communication and control
System.
Internal diameter can be adjusted by measuring bucket 5（Or shape）, according to the size of magnetostrictive displacement sensor 10, make survey
5 internal diameter of measuring tank is minimum or cross-sectional area is minimum, can more efficient raising water level measurement accuracy.When 1 cross-sectional area of rain receiver
It is when measuring 3 times of 5 cross-sectional area of bucket, the rainfall of 0.1mm, the water level measured in bucket 5 can increase 0.3mm, can effectively keep away
Measurement error caused by exempting from water body physical characteristic.
2, sensor controls：
10 measurement accuracy of magnetostrictive displacement sensor can reach 0.05%FS, being capable of water level in high-acruracy survey bucket 5
Change procedure.Water solenoid valve 8 is normal-open electromagnetic valve, and when power-up closes, and when power-off opens；Drain solenoid valve 6 is closed type
Solenoid valve, when power-up, open, and when power-off closes.
3, principle：
In first operation, manually plus water makes in measurement bucket 5 near the depth of water to 150mm or more.When there is rainfall
When, rainwater enters hydrostatic bucket 4 by the outlet pipe 2 of rain receiver 1, and hydrostatic bucket 4 can avoid the fluctuation of the outer water surface of hydrostatic bucket, water supply
Position measurement causes error, and measuring the water level in bucket 5 can carry out with rainfall and increase, rainfall size and the water level in measurement bucket 5
For linear relationship, related coefficient can be fixed by quantitative water supply rate.To by measuring the water level monitoring rainfall in bucket 5
Amount.
When measuring the water level arrival 450mm in bucket 5, water solenoid valve 8 is closed, draining electrical measurement valve 6 is opened, measures bucket 5
In water be discharged by drainpipe 12.In drainage procedure, when measuring that water level reaches 150mm in bucket 5, drain solenoid valve is closed
6, water solenoid valve 8 is opened, calculates and records displacement.
4, precipitation computational methods：
If rainfall P, the water level H in bucket 5 is measured, then：
P=KH,
Linear coefficients of the K between rainfall and water level, can into rain receiver, injection rate be fixed by fixed quantity.Drop
Rainfall and water level unit are mm, and rainfall retains 1 decimal, and water level retains three decimals, and K values retain three decimals.
If the metering period is △ T, the water level in period end and period preliminary survey measuring tank is H1, H2, and it is deep to measure the accumulative draining of bucket
HH, then hourly precipitation amount △ P be：
△P=K(H1+HH-H2)。
The above descriptions are merely preferred embodiments of the present invention, not makees in any form to the utility model
Limitation, it is made by the above technical examples according to the technical essence of the present invention it is any it is simple modification, equivalent variations with
Modification, is still within the scope of the technical solutions of the present invention.
Claims (5)
1. a kind of mangneto displacement sensor formula rainfall gauge, including rain receiver, the rain receiver lower end are provided with funnel, the funnel
Lowest point be provided with outlet pipe, it is characterized in that：A protection cylinder, the lower end of the protection cylinder is arranged in the lower end of the rain receiver
It is fixed on ground or pedestal, one hydrostatic bucket of setting and a measurement bucket in the protection cylinder, the hydrostatic bucket and measurement bucket
Lower part connection constitutes linker, magnetostrictive displacement sensor is arranged in the measurement bucket, to measure water level in the measurement bucket
Height；The outlet pipe lower end corresponds to the hydrostatic bucket, and drainpipe, the outlet pipe and draining is arranged in hydrostatic bucket lower end
Solenoid valve is respectively set on pipe, the solenoid valve and magnetostrictive displacement sensor are connect with controller, realize communication and control
System, rainwater enter the hydrostatic bucket by the outlet pipe of the rain receiver, the water level measured in bucket can be carried out with rainfall and
It increases, rainfall size is linear relationship with the water level in the measurement bucket, and related coefficient can be made by quantitative water supply rate
Come, to pass through the water level monitoring rainfall in the measurement bucket.
2. mangneto displacement sensor formula rainfall gauge according to claim 1, it is characterized in that：The hydrostatic bucket and measurement bucket are
Split structure, the two are interconnected by the communicating pipe of lower part, alternatively, the hydrostatic bucket and measurement bucket are an integral structure,
The two is separated by intermediate siding, and the lower end of the siding is provided with intercommunicating pore.
3. mangneto displacement sensor formula rainfall gauge according to claim 1, it is characterized in that：The magnetostrictive displacement sensing
Device measurement accuracy reaches 0.05%FS, can in high-acruracy survey bucket water level change procedure；Water solenoid valve is open type electromagnetism
Valve, when power-up, close, and when power-off opens；Drain solenoid valve is normal-closed electromagnetic valve, and when power-up opens, and when power-off closes.
4. mangneto displacement sensor formula rainfall gauge according to claim 1, it is characterized in that：The measurement bucket top seal is simultaneously
Stay gas vent；The protection cylinder and measurement bucket are fixed on the pedestal of different height.
5. mangneto displacement sensor formula rainfall gauge according to claim 1, it is characterized in that：In the measurement bucket can adjust
Diameter or shape keep the measurement bucket internal diameter minimum or transversal according to the size of the magnetostrictive displacement sensor
Area is minimum, can more efficient raising water level measurement accuracy；The rain receiver cross-sectional area is measure bucket cross-sectional area 3 times
When, the rainfall of 0.1mm, the water level measured in bucket can increase 0.3mm, effectively avoid measuring caused by water body physical characteristic
Error.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820570380.6U CN208060751U (en) | 2018-04-20 | 2018-04-20 | Mangneto displacement sensor formula rainfall gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820570380.6U CN208060751U (en) | 2018-04-20 | 2018-04-20 | Mangneto displacement sensor formula rainfall gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208060751U true CN208060751U (en) | 2018-11-06 |
Family
ID=63983460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820570380.6U Expired - Fee Related CN208060751U (en) | 2018-04-20 | 2018-04-20 | Mangneto displacement sensor formula rainfall gauge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208060751U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109633788A (en) * | 2018-11-26 | 2019-04-16 | 赵如月 | Double-cylinder type sleet measuring method and device |
| CN109932759A (en) * | 2019-04-01 | 2019-06-25 | 济南众联电子科技有限公司 | Rainfall gauge |
-
2018
- 2018-04-20 CN CN201820570380.6U patent/CN208060751U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109633788A (en) * | 2018-11-26 | 2019-04-16 | 赵如月 | Double-cylinder type sleet measuring method and device |
| CN109932759A (en) * | 2019-04-01 | 2019-06-25 | 济南众联电子科技有限公司 | Rainfall gauge |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181106 |