CN208889080U - Simulate the experimental rig of closed drainage different buried depth - Google Patents
Simulate the experimental rig of closed drainage different buried depth Download PDFInfo
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- CN208889080U CN208889080U CN201821249102.7U CN201821249102U CN208889080U CN 208889080 U CN208889080 U CN 208889080U CN 201821249102 U CN201821249102 U CN 201821249102U CN 208889080 U CN208889080 U CN 208889080U
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- buried depth
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- closed drainage
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Abstract
The utility model belongs to a kind of experiment device for teaching, specifically a kind of to select best hidden pipe buried depth in conjunction with submembrane drip irrigation technology, the experimental rig of the simulation closed drainage different buried depth for teaching.A kind of experimental rig for simulating closed drainage different buried depth mainly includes water supply device, one or more groups of filters infiltration device；The structure of the water supply device includes water pot, water-supply-pipe, water pump, and water pump is set in water pot, is connected with water-supply-pipe；The structure that device is seeped in filter described in every group includes opened type cylindrical shell, sink, hidden pipe, collects bucket.The utility model structure is simple, using reliable convenient, economical and practical, the draining salt discharge efficiency under different hidden pipe Conditions of Buried Depth can be measured, and then the highest buried depth of draining salt discharge efficiency is selected, reliable experimental rig is provided for closed drainage salt discharge theoretical research and simulation laboratory test.
Description
Technical field
The utility model belongs to a kind of experiment device for teaching, the technical field of land improvement being related under Water Saving Irrigation,
It is specifically a kind of to select best hidden pipe buried depth in conjunction with submembrane drip irrigation technology, the simulation closed drainage different buried depth for teaching
Experimental rig.
Background technique
Xinjiang belongs to inland arid area, and rainfall is few, and evaporation capacity is big, and water resource is extremely deficient, and the soil salinization is serious,
Therefore Water-saving agricultural technology is paid close attention to by common people.Since China's introducing submembrane drip irrigation technology in 1996, root of the crop is effectively reduced
It is the salt content of layer, substantially increases the utilization efficiency of water resource.
Xinjiang of China area is widely applied after submembrane drip irrigation technology, has gradually been fallen into disuse original drainage ditch, has been formd
The mode of " trickle irrigation is without row ".Salinity in soil is only by temporary elution in Crop growing stage to root zone hereinafter, and filling
After water, it will appear the phenomenon that salification between upper soll layer and film due to evaporating.Long-term submembrane drip irrigation technology is made
At level of ground water rising, soil secondary salinization aggravation has seriously affected farmland sustainable use.Therefore, it is discharged in soil
The salinity of accumulation is Arid&semi-arid area major issue urgently to be solved.
Closed drainage is considered as most suitable method in groundwater balance and the practice of farmland water management, meanwhile, and it is anti-
Only and administer that salinization of soil is most direct, one of most effective measure.Currently, being tested using closed drainage improvement salt-soda soil still in side
The stage that side is promoted.The utility model devises a kind of experimental rig for simulating closed drainage different buried depth, can measure difference
Draining salt discharge efficiency under hidden pipe Conditions of Buried Depth, and then select the highest buried depth of draining salt discharge efficiency.
Summary of the invention
That the purpose of this utility model is to provide a kind of structures is simple, using reliable convenient, economical and practical, can measure not
With the draining salt discharge efficiency under hidden pipe Conditions of Buried Depth, and then select the simulation hidden pipe row of the draining highest buried depth of salt discharge efficiency
The experimental rig of water different buried depth.
The utility model discloses it is a kind of simulate closed drainage different buried depth experimental rig, mainly include water supply device,
Device is seeped in multiple groups filter；
The structure of the water supply device includes water pot, water-supply-pipe, water pump, and water pump is set in water pot, is connected with water-supply-pipe；
The structure that device is seeped in filter described in every group includes opened type cylindrical shell, sink, hidden pipe, collects bucket, the cylindrical shell bottom
Equipped with pedestal, the pedestal includes ontology, and the circle of ontology one is equipped with annular slot, and bottom is equipped with water seepage hole II, and lower part is equipped with branch
Foot, the lower part of the cylindrical shell are inserted into the annular slot, and the cylindrical shell is put into togerther in sink together with pedestal；Institute
Hidden pipe one end is stated by the way that in the laterally inserted cylindrical shell of jack, the insertion intracorporal hidden pipe of cylindrical shell is equipped with water seepage hole I, secretly
Pipe is covered with filtering layer of sand above, its complementary space is equipped with saline-alkali soil in cylindrical shell；The hidden pipe other end is water outlet, described
The lower end of water outlet sets collection bucket.
The top for seeping the cylindrical shell of device is filtered described in extending to every group in the upper end of the water-supply-pipe, in each cylindrical shell
Top be equipped with water dropper, water dropper outflow water can enter cylindrical shell in.
Preferably, the filtering layer of sand is divided into upper layer and lower layer, upper layer is coarse sands layer, and lower layer is fine sand layer.
Preferably, being enclosed with non-woven fabrics around the hidden pipe equipped with water seepage hole I in the insertion cylindrical shell.
Preferably, the area of the water seepage hole I accounts for the 60% of the hidden pipe gross area, and the row of interval on hidden pipe of water seepage hole I
Column.
Preferably, the cylindrical shell is opaque body.Vaporization prevention film is covered in the opening of the cylindrical shell
I, the water dropper is equipped with the switch that drips, and vaporization prevention film II is covered in the opening of the sink.
Utility model works principle:
In actual use, it is simulated groundwater position, the cylindrical shell for filling saline-alkali soil is placed in the sink for filling water, water
Water in slot can enter the soil body by the hole of cylindrical shell bottom, the influence which forms underground water to closed drainage.
The utility model is used to measure the effect of closed drainage salt discharge under the conditions of different buried depth, and using after closed drainage
Soil water and salt transport rule, and can according to need the multiple filters of setting and seep device, the cylindrical shell in device is seeped in each filter
Hidden pipe is horizontally inserted at different depth, to select the best hidden pipe buried depth of draining salt discharge effect.When test carries out, first will
The salinized soil sieved is air-dried to be packed into cylindrical shell until the lower part of hidden pipe and compacting, then will wrap up the dark of layer of non-woven fabric
Pipe is horizontally inserted into cylindrical shell, is refilled one layer of 3 filtering layer of sand to 5cm, is tamped after finally filling native overlay film.Soil will be filled
Cylindrical shell is put into the sink for filling water, and water can seep upwards along holes on base, to have the function that simulated groundwater.Root
According to needing to be arranged irrigation regime, and poured water using water delivery device soil according to the irrigation regime of setting.It steams in order to prevent
Hair, one layer of vaporization prevention film can be covered at cylindrical shell upper opening, wraps up in one layer of vaporization prevention film on sink top.Part water
It is collected in bucket from being flowed into hidden pipe, measured the water and salt content being once discharged every 3 hours.After pouring water, earth boring auger is used
Each soil layer is sampled, the salt dynamics of each soil layer are measured.
Compared with prior art, it is simple that the utility model has the advantage of structures, using reliable convenience, can will arrange in hidden pipe
Water out imports in bucket, and the water and salt content of discharge are surveyed in timing, and then survey sets closed drainage under hidden pipe different buried depth and arranges
The efficiency of salt can select best hidden pipe buried depth in conjunction with submembrane drip irrigation technology.It can be for dark under the conditions of Water Saving Lrrigation in Xinjiang
Pipe water discharge technology provides the simulation closed drainage different buried depth of reliable foundation for the theory and mechanism study of closed drainage technology
Experimental rig.The utility model provides reliable test dress for closed drainage salt discharge theoretical research and simulation laboratory test
It sets.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment.
Fig. 2 is the structural schematic diagram of pedestal in Fig. 1.
Fig. 3 is the structural schematic diagram of hidden pipe in embodiment.
As shown in the figure: 1 is water pump, and 2 be water pot, and 3 be water-supply-pipe, and 4 be water dropper, and 5 be the switch that drips, and 6 be vaporization prevention film
I, 7 be cylindrical shell, and 8 be coarse sand, and 9 be fine sand, and 10 be water seepage hole I, and 11 be saline-alkali soil, and 12 be vaporization prevention film II, and 13 be water
Slot, 14 be pedestal, and 15 be stabilizer blade, and 16 be water seepage hole II, and 17 be annular slot, and 18 be jack, and 19 be hidden pipe, and 20 be water outlet,
21 is collect bucket, and 22 be ontology, and 23 be non-woven fabrics.
Specific embodiment
Embodiment 1:
Referring to Fig.1, Fig. 2 is the structural schematic diagram of the utility model embodiment, is a kind of simulation closed drainage different buried depth
Experimental rig, mainly include that devices are seeped in water supply device, 2 groups of filters；
The structure of the water supply device includes water pot 2, water-supply-pipe 3, water pump 1, and water pump 1 is set in water pot 2, with water-supply-pipe 3
It is connected；
The structure that device is seeped in filter described in every group includes opened type cylindrical shell 7, sink 13, hidden pipe 19, collects bucket 21, institute
7 bottom of cylindrical shell is stated equipped with pedestal 14, the pedestal 14 includes ontology 22, and the circle of ontology 22 1 is equipped with annular slot 17, bottom
Portion is equipped with water seepage hole II 16, and lower part is equipped with stabilizer blade 15, and the lower part of the cylindrical shell 7 is inserted into the annular slot 17, described
Cylindrical shell 7 is put into togerther in sink 13 together with pedestal 14；Described 19 one end of hidden pipe passes through the laterally inserted cylinder of jack 18
In shell 7, the hidden pipe being inserted into cylindrical shell 7 is equipped with water seepage hole I 10, and hidden pipe 19 is covered with filtering layer of sand, cylindrical shell above
Its complementary space is equipped with saline-alkali soil 11 in body 7；19 other end of hidden pipe is water outlet 20, and the lower end of the water outlet 20 sets collection
Bucket 21.
The top for seeping the cylindrical shell 7 of device is filtered described in extending to every group in the upper end of the water-supply-pipe 3, in each cylindrical shell
The top of body 7 is equipped with water dropper 5, and the water that water dropper 5 flows out can enter in cylindrical shell 7.
The filtering layer of sand is divided into upper layer and lower layer, and upper layer is coarse sands layer, and lower layer is fine sand layer.
Cylindrical shell 7 uses pvc pipe, and top opening, bottom is shut by pedestal 14, in actual use, will be arranged in hidden pipe 19
Water out, which imports, to be collected in bucket 21, and the water and salt content of discharge are surveyed in timing.
In actual use, it is simulated groundwater position, the cylindrical shell for filling saline-alkali soil is placed in the sink for filling water, water
Water in slot can enter the soil body by the hole of cylindrical shell bottom, the influence which forms underground water to closed drainage.
The utility model is used to measure the effect of closed drainage salt discharge under the conditions of different buried depth, and using after closed drainage
Soil water and salt transport rule, and can according to need the multiple filters of setting and seep device, the cylindrical shell in device is seeped in each filter
Hidden pipe is horizontally inserted at different depth, to select the best hidden pipe buried depth of draining salt discharge effect.When test carries out, first will
The salinized soil sieved is air-dried to be packed into cylindrical shell until the lower part of hidden pipe and compacting, then will wrap up the dark of layer of non-woven fabric
Pipe is horizontally inserted into cylindrical shell, is refilled one layer of 3 filtering layer of sand to 5cm, is tamped after finally filling native overlay film.Soil will be filled
Cylindrical shell is put into the sink for filling water, and water can seep upwards along holes on base, to have the function that simulated groundwater.Root
According to needing to be arranged irrigation regime, and poured water using water delivery device soil according to the irrigation regime of setting.It steams in order to prevent
Hair, one layer of vaporization prevention film can be covered at cylindrical shell upper opening, wraps up in one layer of vaporization prevention film on sink top.Part water
It is collected in bucket from being flowed into hidden pipe, measured the water and salt content being once discharged every 3 hours.After pouring water, earth boring auger is used
Each soil layer is sampled, the salt dynamics of each soil layer are measured.
Embodiment 2:
Compared with Example 1, different places are the present embodiment: being equipped with water seepage hole I 10 in the insertion cylindrical shell 7
Hidden pipe 19 around be enclosed with non-woven fabrics 23.
Embodiment 3:
Compared with Example 2, different places are the present embodiment: the area of the water seepage hole I 10 accounts for the total face of hidden pipe 19
Long-pending 60%, and water seepage hole I 10 is alternatively arranged on hidden pipe 19.
Embodiment 4:
Compared with Example 1, different places are the present embodiment: the cylindrical shell 7 is opaque body.
Embodiment 5:
Compared with Example 1, different places are the present embodiment: being covered with anti-steaming in the opening of the cylindrical shell 7
Film I 6 is sent out, the water dropper 4 is equipped with the switch 5 that drips, is covered with vaporization prevention film II 12 in the opening of the sink 13.
Claims (9)
1. a kind of experimental rig for simulating closed drainage different buried depth, it is characterised in that mainly include water supply device, one group or more
Device is seeped in group filter；
The structure of the water supply device includes water pot, water-supply-pipe, water pump, and water pump is set in water pot, is connected with water-supply-pipe；
The structure that device is seeped in filter described in every group includes opened type cylindrical shell, sink, hidden pipe, collects bucket, the cylindrical shell
Bottom is equipped with pedestal, and the pedestal includes ontology, and the circle of ontology one is equipped with annular slot, and bottom is equipped with water seepage hole II, and lower part is set
There is stabilizer blade, the lower part of the cylindrical shell is inserted into the annular slot, and the cylindrical shell is put into togerther sink together with pedestal
In；Described hidden pipe one end is by the way that in the laterally inserted cylindrical shell of jack, the insertion intracorporal hidden pipe of cylindrical shell is equipped with infiltration
Hole I is covered with filtering layer of sand above hidden pipe, its complementary space is equipped with saline-alkali soil in cylindrical shell；The hidden pipe other end is water outlet
Mouthful, the lower end of the water outlet sets collection bucket；
The top for seeping the cylindrical shell of device is filtered described in extending to every group in the upper end of the water-supply-pipe, in the upper of each cylindrical shell
Side is equipped with water dropper, and the water of water dropper outflow can enter in cylindrical shell.
2. the experimental rig of simulation closed drainage different buried depth as described in claim 1, it is characterised in that the filtering layer of sand
It is divided into upper layer and lower layer, upper layer is coarse sands layer, and lower layer is fine sand layer.
3. the experimental rig of simulation closed drainage different buried depth as claimed in claim 1 or 2, it is characterised in that the insertion circle
Non-woven fabrics is enclosed with around hidden pipe in column shell equipped with water seepage hole I.
4. the experimental rig of simulation closed drainage different buried depth as claimed in claim 1 or 2, it is characterised in that the water seepage hole
I area accounts for the 60% of the hidden pipe gross area, and water seepage hole I is alternatively arranged on hidden pipe.
5. the experimental rig of simulation closed drainage different buried depth as claimed in claim 3, it is characterised in that the water seepage hole I
Area accounts for the 60% of the hidden pipe gross area, and water seepage hole I is alternatively arranged on hidden pipe.
6. the experimental rig of simulation closed drainage different buried depth as claimed in claim 1 or 2, it is characterised in that the cylindrical shell
Body is opaque body.
7. the experimental rig of simulation closed drainage different buried depth as claimed in claim 5, it is characterised in that the cylindrical shell
For opaque body.
8. the experimental rig of simulation closed drainage different buried depth as claimed in claim 1 or 2, it is characterised in that the cylindrical shell
Vaporization prevention film I is covered in the opening of body, the water dropper is equipped with the switch that drips, anti-steaming is covered in the opening of the sink
Send out film II.
9. the experimental rig of simulation closed drainage different buried depth as claimed in claim 7, it is characterised in that the cylindrical shell
Opening on be covered with vaporization prevention film I, the water dropper is equipped with the switch that drips, and is covered with vaporization prevention in the opening of the sink
Film II.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821249102.7U CN208889080U (en) | 2018-08-03 | 2018-08-03 | Simulate the experimental rig of closed drainage different buried depth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821249102.7U CN208889080U (en) | 2018-08-03 | 2018-08-03 | Simulate the experimental rig of closed drainage different buried depth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208889080U true CN208889080U (en) | 2019-05-21 |
Family
ID=66508037
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821249102.7U Expired - Fee Related CN208889080U (en) | 2018-08-03 | 2018-08-03 | Simulate the experimental rig of closed drainage different buried depth |
Country Status (1)
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| CN (1) | CN208889080U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110346533A (en) * | 2019-06-28 | 2019-10-18 | 武汉大学 | Method for instructing salt-soda soil hidden pipe arrangement combinations |
| CN112462032A (en) * | 2020-11-12 | 2021-03-09 | 武汉大学 | Method suitable for evaluating drainage and salt discharge effects of concealed pipes in saline land area |
-
2018
- 2018-08-03 CN CN201821249102.7U patent/CN208889080U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110346533A (en) * | 2019-06-28 | 2019-10-18 | 武汉大学 | Method for instructing salt-soda soil hidden pipe arrangement combinations |
| CN112462032A (en) * | 2020-11-12 | 2021-03-09 | 武汉大学 | Method suitable for evaluating drainage and salt discharge effects of concealed pipes in saline land area |
| CN112462032B (en) * | 2020-11-12 | 2022-03-04 | 武汉大学 | Method suitable for evaluating drainage and salt discharge effects of concealed pipes in saline land area |
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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: 20190521 Termination date: 20200803 |
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| CF01 | Termination of patent right due to non-payment of annual fee |