CN207036594U - Four-way lysimeter - Google Patents
Four-way lysimeter Download PDFInfo
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- CN207036594U CN207036594U CN201720828522.XU CN201720828522U CN207036594U CN 207036594 U CN207036594 U CN 207036594U CN 201720828522 U CN201720828522 U CN 201720828522U CN 207036594 U CN207036594 U CN 207036594U
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- lysimeter
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Abstract
It the utility model is related to four-way lysimeter, it is characterised in that：Single-chip microcomputer including four single channel lysimeters and with display function, each single channel lysimeter includes cylindrical container, it is supported in the triangular pedestals component of cylindrical container bottom, leak device and weighing sensor located at cylindrical container bottom, triangular pedestals component is by triangle lower carriage, the triangle upper bracket being connected with cylindrical container bottom, it is connected on triangle, the spring stack composition of lower carriage, the upper surface of triangle lower carriage is provided with the liftable column for being used for installing weighing sensor, weighing sensor is held between cylindrical container bottom and liftable column top surface, the chamber wall of cylindrical container is from top to bottom provided with multiple sensor mounting hole, the liquid outlet connection seepage weighing instrument of leak device.Its is easy to maintenance, and cost is low, and measurement data precision is high, and observation is directly perceived, can observe the result of four kinds of different measurements simultaneously, be easy to analyze data comprehensively.
Description
Technical field
A kind of four-way lysimeter is the utility model is related to, suitable for fields such as water conservancy, meteorology, the hydrology, agricultural, animal husbandry
The middle lysimeter used.
Background technology
Lysimeter is an important soil ecology monitoring instrument, is by the essence to original position soil-plant cartridge system
Really monitoring and analysis earth pillar weight, soil moisture, to study SOIL CARBON AND NITROGEN water circulation, including water balance, material balance, moisture
Migration, solute transfer, transpiration such as are evapotranspired at the soil ecology situation, are adapted to farmland, grassland, forest, riverine wetland, marsh, root cellar for storing things, are built
The long term monitoring of the ecosystems such as basis is built, is widely used in the research fields such as agronomy, forestry, environmental protection, meteorology, the hydrology, water conservancy.
At present, there are the following problems for conventional lysimeter：1st, using single-pass configuration, precision is low, and general precision is 500
Gram, maintenance difficult, data processing complex, not intuitively, be unfavorable for data analysis and observation, in use no data contrast and
With reference to, it is impossible to the correction data under same time and identical environment is measured, have impact on its popularization and using effect；2nd, by structure
Limit, the weighing sensor dismounting below lysimeter cylindrical container is cumbersome, and maintenance difficulties are big, and maintenance cost is big；3rd, steam and ooze
The steel drum that instrument contains undisturbed soil has isolated the circulation of agricultural land soil water system, plant growth water consumption and soil moisture evaporation, oozes steaming
The moisture of soil is constantly reduced in instrument steel drum, difference is formed with the moisture of soil outside bucket, so as to cause data error larger.
The content of the invention
The purpose of this utility model be to provide for it is a kind of overcome above mentioned problem existing for prior art it is easy to maintenance, into
The four-way lysimeter that this is low, measurement data precision is high, processing data is simple, and observation is directly perceived, while can observe four kinds not
With the result of measurement, it is easy to soil data, precipitation data, data of evapotranspiring, soil chemical analysis sampling and crop yield etc.
Data are analyzed comprehensively.
The technical solution of the utility model is：
A kind of four-way lysimeter, it is characterised in that：Monolithic including four single channel lysimeters and with display function
Machine, each single channel lysimeter include cylindrical container, the triangular pedestals component for being supported in cylindrical container bottom, held located at cylindricality
The leak device and weighing sensor of device bottom, the triangular pedestals component is by triangle lower carriage and cylindrical container bottom
The triangle upper bracket that is connected, the spring stack composition for being connected to the upper and lower support of triangle, the triangle lower carriage it is upper
Surface is provided with the liftable column for being used for installing weighing sensor, and the weighing sensor is held in cylindrical container bottom and can
Between lifting column top surface, the chamber wall of the cylindrical container is from top to bottom provided with multiple sensor mounting hole, the seepage dress
The liquid outlet connection seepage weighing instrument put.
Above-mentioned four-way lysimeter, the interior sensor mounting hole that passes through of the cylindrical container insert soil heat flux sensing
One or more in device, soil water potential sensor, soil humidity sensor, soil temperature sensor, soil salinity sensor,
The soil heat flux sensor, soil water potential sensor, soil humidity sensor, soil temperature sensor, soil salt pass
One or more signal output parts in sensor are connected with the signal input part of single-chip microcomputer.
Above-mentioned four-way lysimeter, four single channel lysimeters are rectangular to be arranged in region to be detected.
Above-mentioned four-way lysimeter, the quantity of the weighing sensor of each single channel lysimeter is three, is held in cylindricality
Device bottom even is arranged, to improve accuracy of detection.
Above-mentioned four-way lysimeter, the weighing sensor of four single channel lysimeters pass through 24 A/D conversions of four-way
Device is connected with the signal input part of single-chip microcomputer, the signal output part of the seepage weighing instrument of four single channel lysimeters and single-chip microcomputer
Signal input part is connected.
Above-mentioned four-way lysimeter, the signal output part of the single-chip microcomputer by Gprs wireless connections or are wiredly connected to
Computer host computer.
Above-mentioned four-way lysimeter, the liftable column by be fixed on triangle lower carriage hollow base, insert
Enter the telescopic mast and locking member composition at the top of hollow base.
The beneficial effects of the utility model are：
1st, cylindrical container is supported using spring stack, while liftable column liftable adjusts, the upper and lower support of triangle and spring
Post is cooperated, the spring stack support drum container when repairing weighing sensor, and liftable column is weighed using elevating function handle
Sensor is fallen, in that context it may be convenient to the lower weighing sensor of dismounting, so as to reduce maintenance cost and maintenance difficulties when safeguarding, carries
High operating efficiency.
2nd, four single channel lysimeters of four-way lysimeter, which can be combined, uses, and can also be used alone, when being applied in combination,
Measurement data precision is high, and the precision of Large-scale lysimeter can reach 10 grams, and the precision of middle-size and small-size lysimeter passes through sight up to 2 grams
The result of four kinds of different measurements is examined, is easy to soil data, precipitation data, data of evapotranspiring, soil chemical analysis sampling and farming
The data such as produce amount are analyzed comprehensively.
3rd, single-chip microcomputer can not only collect the signal of weighing sensor and leak device, moreover it is possible to detection project needed for collection
Signal, such as soil heat flux, soil water potential, soil moisture, the soil moisture, soil salt, and can be by detection project and data
Show, be easy to observation and data analysis.
Brief description of the drawings
Fig. 1 is the structural representation (corresponding embodiment 1) of single channel lysimeter of the present utility model；
Fig. 2 is the longitudinal sectional drawing of cylindrical container in Fig. 1；
Fig. 3 is the structural representation of Fig. 1 intermediate cam shape lower carriages；
Fig. 4 is the arrangement schematic diagram of four single channel lysimeters of the present utility model；
Fig. 5 is theory diagram of the present utility model (corresponding embodiment 1)；
Fig. 6 is that of the present utility model there is provided the structural representation of underground water contactless water charging system automatically is (corresponding to implement
Example 2)；
Fig. 7 is theory diagram of the present utility model (corresponding embodiment 2).
In figure：1. propped up under cylindrical container, 2. sensor mounting hole, 3. triangle upper brackets, 4. spring stacks, 5. triangles
Frame, 6. leak devices, 7. liftable columns, 8. weighing sensors, 9. basements, 10. automatic water supplementation control systems, 11. water inlets
Switch, 12. water tanks, 13. water solenoid valves, 14. small-sized rainfall counters, 15. funnels, 16. leaky pipes, 17. rainfall count biography certainly
Free surface moisture comparison system in sensor, 18. lysimeters based on FDR.
Embodiment
As Figure 1-Figure 5, the four-way lysimeter, including four single channel lysimeters and the monolithic with display function
Machine.Each single channel lysimeter includes cylindrical container 1, is supported in the triangular pedestals component of the bottom of cylindrical container 1, located at cylindricality
The leak device 6 and weighing sensor 8 of the bottom of container 1.The triangular pedestals component holds by triangle lower carriage 5, with cylindricality
Triangle upper bracket 3 that the bottom of device 1 is connected, the spring stack 4 for being connected to the upper and lower support 3,5 of triangle form.Described three
The upper surface of angular lower carriage 5 is provided with the liftable column 7 for being used for installing weighing sensor 8, and the weighing sensor 8 is clamped
Between the bottom of cylindrical container 1 and the top surface of liftable column 7, the weighing sensor 8 of four single channel lysimeters passes through four-way
24 A/D converters are connected with the signal input part of single-chip microcomputer.The chamber wall of the cylindrical container 1 is from top to bottom provided with multiple biographies
Sensor mounting hole 2, the interior sensor mounting hole 2 that passes through of the cylindrical container 1 insert soil heat flux sensor, soil water potential sensing
One or more in device, soil humidity sensor, soil temperature sensor, soil salinity sensor, the soil heat flux
One kind in sensor, soil water potential sensor, soil humidity sensor, soil temperature sensor, soil salinity sensor or
A variety of signal output parts is connected with the signal input part of single-chip microcomputer.The liquid outlet connection seepage weighing instrument of the leak device 6,
The signal output part of seepage weighing instrument of four single channel lysimeters is connected with the signal input part of single-chip microcomputer.The single-chip microcomputer
Signal output part is by Gprs wireless connections or is wiredly connected to computer host computer.
In the present embodiment, four single channel lysimeters are rectangular to be arranged in region to be detected.Each single channel lysimeter
The quantity of weighing sensor 8 is three, is arranged in the bottom even of cylindrical container 1, to improve accuracy of detection.The liftable column
7 are made up of the hollow base being fixed on triangle lower carriage 5, the telescopic mast inserted at the top of hollow base and locking member.
In use, four single channel lysimeters (1#, 2#, 3#, 4#) are arranged in a square basement 9, cylindricality
The mouth of container 1 is concordant with ground, and soil sample is placed in cylindrical container 1, and by the sensor needed for detection project, (soil heat flux passes
Sensor, soil water potential sensor, soil humidity sensor, soil temperature sensor, soil salinity sensor) it is inserted into sensor
In mounting hole 2, and it is connected with single-chip microcomputer, liquid crystal display screen display of the measurement result in single-chip microcomputer；Single-chip microcomputer is arranged on ground
Protective housing in, the weighing sensor 8 of four single channel lysimeters is weighed in real time, and by 24 A/D converters of four-way with
Single-chip microcomputer is connected, and transfers data on single-chip microcomputer and shown by LCDs；Seepage weighing instrument directly weighs up seepage
Amount, and result is uploaded single-chip microcomputer；Data are transferred to computer host computer by single-chip microcomputer, and carry out calculating analysis to data.Soil
Heat flux sensor, soil water potential sensor, soil humidity sensor, soil temperature sensor, soil salinity sensor can pacify
At 0.4 meter, 0.6 meter, 0.8 meter away from the top of cylindrical container 1, also different depth can be arranged on according to customer requirement.
Embodiment 2
As shown in Figure 6, Figure 7, the four-way lysimeter, underground water contactless water charging system automatically, the underground are additionally provided with
Automatically contactless water charging system includes water tank 12, the water inlet switch 11 on water tank 12, water solenoid valve 13 and goes out water power water
The small-sized rainfall counter 14 of the export pipeline of magnet valve 13 connection, the funnel 15 located at the lower section of small-sized rainfall counter 14, located at post
Describe the leaky pipe 16 connected with the bottom of funnel 15 in device 1, the rainfall at the liquid outlet of leak device 6 from flowmeter sensor
17th, free surface moisture comparison system 18 in the lysimeter based on FDR, with free surface moisture comparison system 18 in lysimeter, water solenoid valve 13,
The automatic water supplementation control system 10 that small-sized rainfall counter 14, rainfall are connected from flowmeter sensor 17.Realize to lysimeter middle part, bottom
Portion is automatically replenished, and is consistent the moisture inside lysimeter and outside soil moisture, is substantially reduced experimental data error.
The signal output part of the automatic water supplementation control system 10 is by Gprs wireless connections or is wiredly connected to computer host computer, realizes
Host computer overall monitor.
When in the lysimeter based on FDR free surface moisture comparison system 18 measure in the cylindrical container 1 of lysimeter in, bottom and outer
When there is difference in the soil moisture of the same depth in portion, after carrying out calculating analysis by the single-chip microcomputer of automatic water supplementation control system 10,
Water solenoid valve 13 is automatically opened up, moves the water to flow into small-sized rainfall counter 14, funnel is flowed into by small-sized rainfall counter 14 again
15, then flowed into by leaky pipe 16 in the cylindrical container 1 of lysimeter, the inflow water feedback that small-sized rainfall counter 14 records
To the single-chip microcomputer of automatic water supplementation control system 10, single-chip microcomputer carries out computing contrast, and when water reaches required amount, single-chip microcomputer is sent
Halt instruction, water solenoid valve 13 is closed, moisturizing terminates.Every lysimeter can do layer 2-4 by different level according to lysimeter size
Automatic water replenishing system.Leakage during moisturizing carries out seepage metering by rainfall from flowmeter sensor 17.Other are the same as embodiment 1.
Claims (7)
- A kind of 1. four-way lysimeter, it is characterised in that：Single-chip microcomputer including four single channel lysimeters and with display function, Each single channel lysimeter includes cylindrical container, is supported in the triangular pedestals component of cylindrical container bottom, located at cylindrical container The leak device and weighing sensor of bottom, the triangular pedestals component connect by triangle lower carriage, with cylindrical container bottom Connect fixed triangle upper bracket, be connected to the spring stack composition of the upper and lower support of triangle, the upper table of the triangle lower carriage Face is provided with the liftable column for being used for installing weighing sensor, and the weighing sensor is held in cylindrical container bottom and can risen Between dropping column top surface, the chamber wall of the cylindrical container is from top to bottom provided with multiple sensor mounting hole, the leak device Liquid outlet connection seepage weighing instrument.
- 2. four-way lysimeter according to claim 1, it is characterised in that：Installed in the cylindrical container by sensor Hole insertion soil heat flux sensor, soil water potential sensor, soil humidity sensor, soil temperature sensor, soil salt One or more in sensor, the soil heat flux sensor, soil water potential sensor, soil humidity sensor, soil One or more signal output parts in temperature sensor, soil salinity sensor are connected with the signal input part of single-chip microcomputer.
- 3. four-way lysimeter according to claim 1, it is characterised in that：Four single channel lysimeters are rectangular to be arranged in Region to be detected.
- 4. four-way lysimeter according to claim 1, it is characterised in that：The weighing sensor of each single channel lysimeter Quantity be three, cylindrical container bottom even arrange.
- 5. four-way lysimeter according to claim 1, it is characterised in that：The weighing sensor of four single channel lysimeters It is connected by 24 A/D converters of four-way with the signal input part of single-chip microcomputer, the seepage weighing instrument of four single channel lysimeters Signal output part be connected with the signal input part of single-chip microcomputer.
- 6. four-way lysimeter according to claim 1, it is characterised in that：The signal output part of the single-chip microcomputer passes through Gprs wireless connections are wiredly connected to computer host computer.
- 7. four-way lysimeter according to claim 1, it is characterised in that：The liftable column is by being fixed on triangle The telescopic mast and locking member composition at the top of hollow base, insertion hollow base on lower carriage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720828522.XU CN207036594U (en) | 2017-07-10 | 2017-07-10 | Four-way lysimeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720828522.XU CN207036594U (en) | 2017-07-10 | 2017-07-10 | Four-way lysimeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207036594U true CN207036594U (en) | 2018-02-23 |
Family
ID=61467144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720828522.XU Expired - Fee Related CN207036594U (en) | 2017-07-10 | 2017-07-10 | Four-way lysimeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207036594U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107132146A (en) * | 2017-07-10 | 2017-09-05 | 锦州天畅自动化设备有限公司 | Four-way lysimeter |
| CN110056210A (en) * | 2019-04-25 | 2019-07-26 | 河海大学 | It steams and seeps test room |
| CN110376935A (en) * | 2019-06-13 | 2019-10-25 | 江苏大学 | A kind of lysimeter automatic data acquisition system |
-
2017
- 2017-07-10 CN CN201720828522.XU patent/CN207036594U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107132146A (en) * | 2017-07-10 | 2017-09-05 | 锦州天畅自动化设备有限公司 | Four-way lysimeter |
| CN107132146B (en) * | 2017-07-10 | 2024-05-28 | 南京谦阳智能科技有限公司 | Four-channel lysimeter |
| CN110056210A (en) * | 2019-04-25 | 2019-07-26 | 河海大学 | It steams and seeps test room |
| CN110376935A (en) * | 2019-06-13 | 2019-10-25 | 江苏大学 | A kind of lysimeter automatic data acquisition system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180223 Termination date: 20190710 |