CN203365429U - Water balance testing device for sloping field - Google Patents
Water balance testing device for sloping field Download PDFInfo
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- CN203365429U CN203365429U CN 201320396591 CN201320396591U CN203365429U CN 203365429 U CN203365429 U CN 203365429U CN 201320396591 CN201320396591 CN 201320396591 CN 201320396591 U CN201320396591 U CN 201320396591U CN 203365429 U CN203365429 U CN 203365429U
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- rainwash
- interflow
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Abstract
A water balance testing device for a sloping field comprises a testing pit, an observation zone and a control room, and is further provided with a negative pressure meter, a TDR (Time-Delay Relay) probe, a temperature probe, an underground water level sensor, and test equipment such as a surface runoff collecting device, an interflow collecting device and an underground runoff collecting device. The device can precisely analyze vertical migration of a soil moisture solute and two-dimensional migration of along a slope aspect in the testing pit, and measure surface runoff and silt. The testing device studies a rainfall-infiltration-runoff relationship of the sloping field, a runoff and solute coupled relationship, as well as sloping field water and soil loss and nutrient loss process models by using a water balance principle, and has an important theoretical value and production significance in deeply knowing a hydrologic process of the sloping field, discussing a soil degradation mechanism of the sloping field, guiding sustainable operation and agricultural non-point source pollution control of the sloping field and improving dryland agricultural productivity.
Description
Technical field
The utility model relates to a kind of water yield test unit, relates in particular to a kind of hillside fields water balance test unit.
Background technology
Give dimensioning the time domain space in, the motion of water (comprising phase transformation) has continuity, is quantitatively keeping balance between revenue and expenditure, the ultimate principle of water balance is law of conservation of mass.This test unit uses principle of water balance research slope arable land rainfall-infiltrate-runoff relationship, runoff and solute coupled relation and Topographic factor and nutrient loss process model, for deep understanding hillside fields hydrologic process, inquire into the slope soil degradation mechanism, instruct the control of hillside fields Sustainable Operation and widespread pollution from the overuse of fertilizers and pesticides in rural area, improve the dry farming yield-power and all there is important theory value and production meaning.
Summary of the invention
The purpose of this utility model is to provide a kind of hillside fields water balance test unit, and it has advantages of that measurement is accurate and easy to operate.
The utility model is achieved like this, it comprises surveys hole, the area of observation coverage, pulpit, the rainwash water collecting basin, the interflow water collecting basin, positive interflow pipe, the rainwash pipe, side direction interflow pipe, the Well Water Level pipe, the sensor tube sealing, keep off native galvanized steel plain sheet, the rainwash afflux groove, the side wall trench drain, drainage prism, ventilating opening, the side wall drainpipe, the draining floral tube, temperature polling instrument, the soil water ampling device, the soil basis determining instrument, the Soil Tension mercury cell, the underground water table digital display instrument, Soil Tension, soil water sampling head, soil temperature sensor and Soil Moisture Sensor, it is characterized in that surveying the left side, hole is connected with the area of observation coverage, under survey hole and the area of observation coverage, it is pulpit, survey between hole and pulpit and also be provided with several rainwash water collecting basins and interflow water collecting basin,
Be provided with several positive interflow pipes and a rainwash pipe between the described area of observation coverage and pulpit, wherein an end of rainwash pipe also connects the rainwash water collecting basin;
The sidepiece of described pulpit also is provided with the side wall drainpipe;
Described survey hole and area of observation coverage side wall are provided with the native galvanized steel plain sheet of U-shaped gear, and it connects the side wall drainpipe by the side wall trench drain;
The top in described survey hole is provided with the draining floral tube, surveys hole and is provided with rainwash afflux groove and side wall trench drain with junction one side of pulpit, and opposite side is close to the side-walls of surveying hole and is provided with drainage prism;
The sidewall of the described area of observation coverage is provided with several ventilating openings from the top down;
Be provided with the Well Water Level pipe parallel with side direction interflow pipe in described pulpit, and be positioned at side direction interflow pipe one side, and the sensor tube sealing be connected with Well Water Level Guan Yiduan;
The bottom in described survey hole is provided with Soil Tension, soil water sampling head, soil temperature sensor and Soil Moisture Sensor, and the temperature polling instrument that is positioned at the area of observation coverage, soil water ampling device, soil basis determining instrument, Soil Tension mercury cell and the underground water table digital display instrument that connect above-mentioned Soil Tension, soil water sampling head, soil temperature sensor and Soil Moisture Sensor.
Described positive interflow pipe is connected with the draining floral tube in being embedded in the soil body with side direction interflow pipe, for collecting seepage flow in different soil.
Technique effect of the present utility model is: it is vertical and along slope aspect two dimension migration process that the utility model can Accurate Analysis be surveyed in hole soil moisture, and can be measured rainwash and silt; This test unit uses principle of water balance research slope arable land rainfall-infiltrate-runoff relationship, runoff and solute coupled relation and Topographic factor and nutrient loss process model, for deep understanding hillside fields hydrologic process, inquire into the slope soil degradation mechanism, instruct the control of hillside fields Sustainable Operation and widespread pollution from the overuse of fertilizers and pesticides in rural area, improve the dry farming yield-power and all there is important theory value and production meaning.
The accompanying drawing explanation
Fig. 1 is the novel test device planimetric map.
Fig. 2 is novel test device interflow pipe arrangenent diagram.
Fig. 3 is pulpit sectional view in C-C in Fig. 1.
The structural representation that Fig. 4 is native galvanized steel plain sheet.
Fig. 5 surveys the hole sectional view in B-B in Fig. 1.
Fig. 6 is area of observation coverage sectional view in A-A in Fig. 1.
Fig. 7 is novel test device built-in pipe arrangenent diagram.
Fig. 8 is novel test device testing equipment installation diagram.
In the drawings, 1, survey hole 2, the area of observation coverage 3, pulpit 4, rainwash water collecting basin 5, interflow water collecting basin 6, positive interflow pipe 7, rainwash pipe 8, side direction interflow pipe 9, Well Water Level pipe 10, sensor tube sealing 11, keep off native galvanized steel plain sheet 12, rainwash afflux groove 13, side wall trench drain 14, drainage prism 15, ventilating opening 16, side wall drainpipe 17, draining floral tube 18, temperature polling instrument 19, soil water ampling device 20, soil basis determining instrument 21, Soil Tension mercury cell 22, underground water table digital display instrument 23, Soil Tension 24, soil water sampling head 25, soil temperature sensor 26, Soil Moisture Sensor.
Embodiment
As Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, shown in Fig. 7 and Fig. 8, the utility model is achieved like this, it comprises surveys hole 1, the area of observation coverage 2, pulpit 3, rainwash water collecting basin 4, interflow water collecting basin 5, positive interflow pipe 6, rainwash pipe 7, side direction interflow pipe 8, Well Water Level pipe 9, sensor tube sealing 10, keep off native galvanized steel plain sheet 11, rainwash afflux groove 12, side wall trench drain 13, drainage prism 14, ventilating opening 15, side wall drainpipe 16, draining floral tube 17, temperature polling instrument 18, soil water ampling device 19, soil basis determining instrument 20, Soil Tension mercury cell 21, underground water table digital display instrument 22, Soil Tension 23, soil water sampling head 24, soil temperature sensor 25 and Soil Moisture Sensor 26, its design feature is to survey 1 left side, hole to be connected with the area of observation coverage 2, under survey hole 1 and the area of observation coverage 2, it is pulpit 3, survey between hole 1 and pulpit 3 and also be provided with several rainwash water collecting basins 4 and interflow water collecting basin 5,
As shown in Figures 2 and 3, be provided with several positive interflow pipes 6 and a rainwash pipe 7 between the described area of observation coverage 2 and pulpit 3, wherein an end of rainwash pipe 7 also connects rainwash water collecting basin 4;
The sidepiece of described pulpit 3 also is provided with side wall drainpipe 16;
Described survey hole 1 is provided with the native galvanized steel plain sheet 11 of U-shaped gear with the area of observation coverage 2 side walls, and it connects side wall drainpipe 16 by side wall trench drain 13;
As shown in Figure 5, the top in described survey hole 1 is provided with draining floral tube 17, surveys hole 1 and is provided with rainwash afflux groove 12 and side wall trench drain 13 with junction one side of pulpit 3, and opposite side is close to the side-walls of surveying hole 1 and is provided with drainage prism 14;
The sidewall of the described area of observation coverage 2 is provided with several ventilating openings 15 from the top down;
Be provided with the Well Water Level pipe 9 parallel with side direction interflow pipe 8 in described pulpit 3, and be positioned at side direction interflow pipe 8 one sides the sensor tube sealing 10 be connected with Well Water Level pipe 9 one ends;
As shown in Figure 8, the bottom in described survey hole 1 is provided with Soil Tension 23, soil water sampling head 24, soil temperature sensor 25 and Soil Moisture Sensor 26, and the temperature polling instrument that is positioned at the area of observation coverage 2 18, soil water ampling device 19, soil basis determining instrument 20, Soil Tension mercury cell 21 and the underground water table digital display instrument 22 that connect above-mentioned Soil Tension 23, soil water sampling head 24, soil temperature sensor 25 and Soil Moisture Sensor 26.
Described positive interflow pipe 6 is connected with the draining floral tube 17 in being embedded in the soil body with side direction interflow pipe 8, for collecting seepage flow in different soil.
In use; In survey hole 1, the different base plate gradients and the backfill soil surface gradient can be set as required, survey the soil that hole 1 interior back-filling in layers will be studied, and compaction in layers, after soil body settlement stability, according to test, need to bury at the soil body different depth sensors such as Soil Tension 23, soil water sampling head 24, soil temperature sensor 25, Soil Moisture Sensor 26 underground; The data collectors such as temperature polling instrument 18, soil water ampling device 19, soil basis determining instrument 20, Soil Tension mercury cell 21 are mounted on the side wall of the area of observation coverage 2; Various kinds of sensors is connected with the data collector in the area of observation coverage 2 by pre-buried sensor tube sealing 10, and finally sends data to the master control computer of pulpit 3; Backfill soil surface runoff, by rainwash afflux groove 12, is collected to rainwash water collecting basin 4 through rainwash pipe 7, and, by two level shunts (every grade is 5 holes), measures earth's surface yielding flow and sediment charge; Survey hole 1 keeps off native galvanized steel plain sheet 11 with the area of observation coverage 2 side walls top runoffs by " U " type and is collected into side wall draining 13 ditches and discharges through side wall drainpipe 16; Positive interflow pipe 6 and side direction interflow pipe 8 be embedded in soil body internal drainage floral tube 17 and be connected, collect the interior seepage flow of different soil.
Claims (2)
1. a hillside fields water balance test unit, it comprises surveys hole, the area of observation coverage, pulpit, the rainwash water collecting basin, the interflow water collecting basin, positive interflow pipe, the rainwash pipe, side direction interflow pipe, the Well Water Level pipe, the sensor tube sealing, keep off native galvanized steel plain sheet, the rainwash afflux groove, the side wall trench drain, drainage prism, ventilating opening, the side wall drainpipe, the draining floral tube, temperature polling instrument, the soil water ampling device, the soil basis determining instrument, the Soil Tension mercury cell, the underground water table digital display instrument, Soil Tension, soil water sampling head, soil temperature sensor and Soil Moisture Sensor, it is characterized in that surveying the left side, hole is connected with the area of observation coverage, under survey hole and the area of observation coverage, it is pulpit, survey between hole and pulpit and also be provided with several rainwash water collecting basins and interflow water collecting basin,
Be provided with several positive interflow pipes and a rainwash pipe between the described area of observation coverage and pulpit, wherein an end of rainwash pipe also connects the rainwash water collecting basin;
The sidepiece of described pulpit also is provided with the side wall drainpipe;
Described survey hole and area of observation coverage side wall are provided with the native galvanized steel plain sheet of U-shaped gear, and it connects the side wall drainpipe by the side wall trench drain;
The top in described survey hole is provided with the draining floral tube, surveys hole and is provided with rainwash afflux groove and side wall trench drain with junction one side of pulpit, and opposite side is close to the side-walls of surveying hole and is provided with drainage prism;
The sidewall of the described area of observation coverage is provided with several ventilating openings from the top down;
Be provided with the Well Water Level pipe parallel with side direction interflow pipe in described pulpit, and be positioned at side direction interflow pipe one side, and the sensor tube sealing be connected with Well Water Level Guan Yiduan;
The bottom in described survey hole is provided with Soil Tension, soil water sampling head, soil temperature sensor and Soil Moisture Sensor, and the temperature polling instrument that is positioned at the area of observation coverage, soil water ampling device, soil basis determining instrument, Soil Tension mercury cell and the underground water table digital display instrument that connect above-mentioned Soil Tension, soil water sampling head, soil temperature sensor and Soil Moisture Sensor.
2. a kind of hillside fields as claimed in claim 1 water balance test unit, is characterized in that described positive interflow pipe is connected with the draining floral tube in being embedded in the soil body with side direction interflow pipe, for collecting seepage flow in the different depth soil layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320396591 CN203365429U (en) | 2013-07-04 | 2013-07-04 | Water balance testing device for sloping field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320396591 CN203365429U (en) | 2013-07-04 | 2013-07-04 | Water balance testing device for sloping field |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203365429U true CN203365429U (en) | 2013-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320396591 Expired - Fee Related CN203365429U (en) | 2013-07-04 | 2013-07-04 | Water balance testing device for sloping field |
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| CN (1) | CN203365429U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103308666A (en) * | 2013-07-04 | 2013-09-18 | 江西省水土保持科学研究院 | Water amount balance test device for slope land |
| CN114091266A (en) * | 2021-11-24 | 2022-02-25 | 西安理工大学 | Robustness assessment method for extreme rainfall and land surface temperature rise response relation |
-
2013
- 2013-07-04 CN CN 201320396591 patent/CN203365429U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103308666A (en) * | 2013-07-04 | 2013-09-18 | 江西省水土保持科学研究院 | Water amount balance test device for slope land |
| CN103308666B (en) * | 2013-07-04 | 2015-01-21 | 江西省水土保持科学研究院 | Water amount balance test device for slope land |
| CN114091266A (en) * | 2021-11-24 | 2022-02-25 | 西安理工大学 | Robustness assessment method for extreme rainfall and land surface temperature rise response relation |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131225 Termination date: 20170704 |