CN109686217A - For testing the self-circulating device of border irrigation and the water efficiency of irrigation that irrigates through furrow - Google Patents
For testing the self-circulating device of border irrigation and the water efficiency of irrigation that irrigates through furrow Download PDFInfo
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- CN109686217A CN109686217A CN201910070162.5A CN201910070162A CN109686217A CN 109686217 A CN109686217 A CN 109686217A CN 201910070162 A CN201910070162 A CN 201910070162A CN 109686217 A CN109686217 A CN 109686217A
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- 230000002262 irrigation Effects 0.000 title claims abstract description 162
- 238000003973 irrigation Methods 0.000 title claims abstract description 162
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 101
- 238000012360 testing method Methods 0.000 title claims abstract description 18
- 239000002689 soil Substances 0.000 claims abstract description 20
- 238000010992 reflux Methods 0.000 claims abstract description 15
- 239000010410 layer Substances 0.000 claims description 16
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 8
- 238000001914 filtration Methods 0.000 claims description 6
- 239000006004 Quartz sand Substances 0.000 claims description 4
- 239000000706 filtrate Substances 0.000 claims description 4
- 239000004576 sand Substances 0.000 claims description 4
- 239000002356 single layer Substances 0.000 claims description 4
- 239000004745 nonwoven fabric Substances 0.000 claims description 3
- 238000001727 in vivo Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 8
- 239000003621 irrigation water Substances 0.000 description 24
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000004088 simulation Methods 0.000 description 3
- 239000011152 fibreglass Substances 0.000 description 2
- 235000017060 Arachis glabrata Nutrition 0.000 description 1
- 244000105624 Arachis hypogaea Species 0.000 description 1
- 235000010777 Arachis hypogaea Nutrition 0.000 description 1
- 235000018262 Arachis monticola Nutrition 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 240000000111 Saccharum officinarum Species 0.000 description 1
- 235000007201 Saccharum officinarum Nutrition 0.000 description 1
- 244000062793 Sorghum vulgare Species 0.000 description 1
- 241000209140 Triticum Species 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 235000019713 millet Nutrition 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 235000020232 peanut Nutrition 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B25/00—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes
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- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Cultivation Of Plants (AREA)
Abstract
The present invention relates to the water filling test devices under Water Saving Irrigation, it is a kind of for test border irrigation and irrigate through furrow water efficiency of irrigation self-loopa experimental rig, including pond body, furrow irrigation pond, border irrigation pond, pond, triangular-notch weir pond, overflow canal, filter tank are respectively equipped in pond body, two sections of triangular-notch weir ponds are respectively equipped between the pond and furrow irrigation pond, border irrigation pond, are connected between the pond and triangular-notch weir pond by aqueduct；Topsoil in the furrow irrigation pond is equipped with ditch, and soil lower layer is equipped with drainpipe, and the border irrigation pond soil lower layer is equipped with drainpipe, and above-mentioned drainpipe is equipped with water seepage hole；It is equipped with overflow canal, filter tank in the other side in the furrow irrigation pond, border irrigation pond, the filter tank bottom is connected using reflux water pipe with pond.Structure of the invention is reasonable, easy to operate, can demonstrate the water-pouring process of border irrigation and furrow irrigation, while can also calculate effectively the pour water usage factor and water-saving, the water conservation situation that irrigates through furrow of the two, economical and practical.
Description
Technical field
The present invention relates to the irrigation method experimental rigs under Water Saving Irrigation, especially a kind of for testing border irrigation and ditch
Fill the self-loopa experimental rig of water efficiency of irrigation.
Background technique
China's surface irrigation area has reached 95% or more of total irrigated area, and northern area border irrigation is most commonly seen, described
Border irrigation be that arable land is separated into the embanked field of strip with the low bank of earth between fields, water flow forms thin water layer on embanked field, borrows gravity along furrow
Length direction flows and infiltrates the irrigation method of soil.Border irrigation is suitable for the narrow rows such as wheat, millet, peanut away from, dense planting crop, in vegetable
In dish, herbage and the irrigation in nursery also frequently with.Furrow irrigation be widely used in China's surface irrigation imtertilled crop it is a kind of compared with
Good irrigation method.Implement ditch irrigation technology, first has in the ranks excavate irrigation ditch in crop, irrigation water is entered by water delivery ditch or sublateral canal
Behind irrigation ditch, during flowing, borrow soil capillarity from bottom of trench and furrow bank to infiltration of ambient moist soil.With furrow
Filling is compared, and furrow irrigation has many advantages, such as water-saving, soil moisture conservation and do not destroy soil texture, is suitable for cotton, corn, the wide line-spacing of sugarcane more
The irrigation of crop.But under experimental conditions, lack a kind of water-pouring process that can demonstrate border irrigation and furrow irrigation in the prior art, simultaneously
The experimental rig of effectively the pour water usage factor and the water-saving water conservation situation that irrigates through furrow of the two can also be calculated.
Summary of the invention
The purpose of the present invention is to provide a kind of structurally reasonable, easy to operate, the water-pouring process of border irrigation and furrow irrigation can be demonstrated,
Effectively the pour water usage factor and water-saving, the water conservation situation that irrigates through furrow of the two can also be calculated simultaneously, and economical and practical is used to test furrow
Fill the self-circulating device with furrow irrigation water efficiency of irrigation.
The invention discloses a kind of for testing the self-circulating device of border irrigation and the water efficiency of irrigation that irrigates through furrow, including pond
Body, it is characterised in that furrow irrigation pond, border irrigation pond, pond, triangular-notch weir pond, overflow canal, filter tank, the furrow irrigation are respectively equipped in pond body
Pond, border irrigation pond are arranged side by side, and are separated by dividing wall, are respectively equipped with two sections of triangles between the pond and furrow irrigation pond, border irrigation pond
Weir pond, the triangular-notch weir pond respectively close to furrow irrigation pond, border irrigation pond side, be equipped with triangle weir plate, the pond with two section three
It is connected respectively by aqueduct between the pond Jiao Yan；
The furrow irrigation pond, border irrigation are equipped with soil in pond, and the topsoil in the furrow irrigation pond is equipped with ditch, and soil lower layer is laid with
There is drainpipe, the soil lower layer in the border irrigation pond is also equipped with drainpipe, and above-mentioned drainpipe is equipped with water seepage hole；In the furrow irrigation
Pond, border irrigation pond the other side, i.e., water outflow position be equipped with overflow canal, in the overflow canal outer wall, corresponding to each ditch
Position, and corresponding to the position in border irrigation pond, the amount of being equipped with water gauge；The end of the overflow canal is equipped with filter tank, the filter tank bottom
Portion is connected with reflux water pipe, and the reflux water pipe other end is connected with pond.
Preferably, the drainpipe is obliquely installed in low inside and high outside mode, external end head is stretched out and is blocked up equipped with piston
Head, the drainpipe is surrounded by non-woven fabrics, and the filtering layer of sand of one layer of 3cm~5cm is buried in its top.
Preferably, the overflow canal canal bottom be higher than border irrigation pond and irrigate through furrow pond bottom, canal top be slightly below border irrigation pond and
The top in furrow irrigation pond, the overflow canal canal bottom are equipped with 1% gradient.
Preferably, the filter tank uses the single layer filter tank using quartz sand as filtrate.
Preferably, being equipped with water meter and valve on every aqueduct, every aqueduct of the water tank is respectively connected with water
Pump, the reflux water pipe in the filter tank are also connected with water pump.
Furrow irrigation pond of the invention, border irrigation pond are made of glass fiber reinforced plastic rectangular enclosure, top opening, fill homogeneous soil in shell
3 U-shaped ditches are arranged in earth, furrow irrigation pond topsoil；Border irrigation pond shape is identical as ditch filling device, but is not provided with ditch；Overflow canal
Positioned at the other side of furrow irrigation and border irrigation pond, irrigation water fills into pond from water tank, when irrigation advance to overflow canal, illustrates in the pond
Irrigation finishes；Filter tank, it acts as silt of the filtering in overflow canal irrigation water；On the one hand water tank provides irrigation water, a side
Face receives the irrigation water from filter tank；Aqueduct is respectively arranged an aqueduct between water tank and furrow irrigation pond, border irrigation pond, conveys
Irrigation water；Drainpipe is set to furrow irrigation pond and border irrigation bottom of pond portion, and a drainpipe is arranged every 60cm, and drainpipe uses pvc pipe,
Water seepage hole is made on pipe.
The present invention in actual use, is blocked the drain external port with piston plug, opens the power supply of water pump, irrigation water will
Entered in border irrigation pond and furrow irrigation pond by aqueduct.When irrigating excessive, irrigation water can be by overflow canal, filter tank and reflux water pipe again
It is secondary to enter in pond.Stop after irrigating, opens the piston of drainpipe, can quickly drain outward.
The present invention can be controlled by water meter and be irrigated, utilization water gauge is supervised in real time for simulation border irrigation indoors and furrow irrigation
Water level is surveyed, the effective utilization coefficients of pouring water of furrow irrigation and border irrigation are calculated, compares the pour water effective rate of utilization and irrigation effect of the two, and
Overflow canal, filter tank and reflux water pipe be can use to realize irrigation water circulation use.Before on-test, in border irrigation pond and furrow irrigation pond
Bottom fills one layer and air-dries the homogeneous soil sieved and compacting, is then charged into drainpipe and fills out one layer of filtering layer of sand in its surrounding,
It prevents grogs from blocking water seepage hole, finally continues to be packed at homogeneous soil to border irrigation pond and the 2/3~4/5 of furrow irrigation pond total height and ram
It is real.When test carries out, trench digging processing is carried out to furrow irrigation pond, pond is filled into water, opens the power supply of water pump, irrigation water can enter furrow
It fills in pond and furrow irrigation pond.When irrigating excessive, irrigation water can be re-introduced into pond by overflow canal, filter tank and reflux water pipe,
Realize the utilization again of irrigation water.Stop irrigate after, open the piston plug of drainpipe, can quickly be discharged rest on border irrigation pond and
Irrigation water in furrow irrigation pond.
Compared with prior art, structure of the invention is reasonable, easy to operate, can demonstrate the water-pouring process of border irrigation and furrow irrigation, together
When effectively pour water usage factor and water-saving, the water conservation situation that irrigates through furrow that both can also calculate, be a kind of economical and practical for surveying
Try the self-circulating device of border irrigation and the water efficiency of irrigation that irrigates through furrow.
Detailed description of the invention
Fig. 1 is the experimental rig overlooking structure diagram of the simulation border irrigation of the embodiment of the present invention and the effect that irrigates through furrow.
Fig. 2 is the positive main view of Fig. 1.
Fig. 3 is the structural schematic diagram of A-A directional profile in Fig. 1.
Fig. 4 is the structural schematic diagram of B-B directional profile in Fig. 1.
Fig. 5 is the structural schematic diagram of C-C directional profile in Fig. 1.
As shown in the figure: 1 is filter tank, and 2 be water pump, and 3 be valve, and 4 be water meter, and 5 be reflux water pipe, and 6 be drainpipe, and 7 be furrow
Pond is filled, 8 be piston plug, and 9 be aqueduct II, and 10 be pond, and 11 be triangle weir plate, and 12 be triangular-notch weir pond, and 13 be dividing wall, 14
It is furrow irrigation pond for aqueduct I, 15,16 be drainpipe, and 17 be amount water gauge, and 18 be overflow canal outer wall, and 19 be overflow canal.
Specific embodiment
Embodiment 1:
- Fig. 5 referring to Fig.1 is the structural schematic diagram of the embodiment of the present invention, and one kind is for testing border irrigation and furrow irrigation irrigation water system
Several self-circulating devices, including pond body are respectively equipped with furrow irrigation pond, border irrigation pond, pond, triangular-notch weir pond, overflow canal, filter in pond body
Pond, the furrow irrigation pond, border irrigation pond are arranged side by side, are separated by dividing wall, and the pond and furrow irrigation pond, border irrigation are set respectively between pond
There are two sections of triangular-notch weir ponds, the triangular-notch weir pond in the side close to furrow irrigation pond, border irrigation pond, is equipped with triangle weir plate, the water respectively
It is connected respectively by aqueduct between pond and two sections of triangular-notch weir ponds.
The furrow irrigation pond, border irrigation are equipped with soil in pond, and the topsoil in the furrow irrigation pond is equipped with ditch, soil lower layer
It is equipped with drainpipe, the soil lower layer in the border irrigation pond is also equipped with drainpipe, and above-mentioned drainpipe is equipped with water seepage hole；Described
It irrigates through furrow the other side in pond, border irrigation pond, i.e. the position of water outflow is equipped with overflow canal, in the overflow canal outer wall, corresponds to each water
The position of ditch, and corresponding to the position in border irrigation pond, the amount of being equipped with water gauge；The end of the overflow canal is equipped with filter tank, the filter
Bottom of pond portion is connected with reflux water pipe, and the reflux water pipe other end is connected with pond.
Water meter and valve are equipped on every aqueduct, every aqueduct is respectively connected with water pump, the recirculation water in the filter tank
Pipe is also connected with water pump.The filter tank uses the single layer filter tank using quartz sand as filtrate.
The furrow irrigation pond of the present embodiment, border irrigation pond are made of glass fiber reinforced plastic rectangular enclosure, top opening, fill homogeneous soil in shell
3 U-shaped ditches are arranged in earth, furrow irrigation pond topsoil；Border irrigation pond shape is identical as ditch filling device, but is not provided with ditch；Overflow canal
Positioned at the other side of furrow irrigation and border irrigation pond, irrigation water fills into pond from water tank, when irrigation advance to overflow canal, illustrates in the pond
Irrigation finishes；Filter tank, it acts as silt of the filtering in overflow canal irrigation water；On the one hand water tank provides irrigation water, a side
Face receives the irrigation water from filter tank；Aqueduct is respectively arranged an aqueduct between water tank and furrow irrigation pond, border irrigation pond, conveys
Irrigation water；Drainpipe is set to furrow irrigation pond and border irrigation bottom of pond portion, and a drainpipe is arranged every 60cm, and drainpipe uses pvc pipe,
Water seepage hole is made on pipe.
In use, being blocked the drain external port with piston plug, the power supply of water pump is opened, irrigation water will pass through aqueduct
Into in border irrigation pond and furrow irrigation pond.When irrigating excessive, irrigation water can be re-introduced into water by overflow canal, filter tank and reflux water pipe
Chi Zhong.Stop after irrigating, opens the piston of drainpipe, can quickly drain outward.
Simulation border irrigation indoors and furrow irrigation, can be controlled by water meter and be irrigated, and utilization water gauge real-time monitoring water level calculates
The effective utilization coefficients of pouring water of furrow irrigation and border irrigation, compare the pour water effective rate of utilization and irrigation effect of the two, and can use excessive
Canal, filter tank and reflux water pipe are flowed to realize irrigation water circulation use.
Embodiment 2:
Compared with Example 1, the present embodiment different places are: the drainpipe is obliquely installed in low inside and high outside mode,
External end head stretches out and is equipped with piston plug, and the drainpipe is surrounded by non-woven fabrics, and the filtering of one layer of 3cm~5cm is buried in its top
Layer of sand.
Embodiment 3:
Compared with Example 1, the present embodiment different places are: the overflow canal canal bottom is higher than the bottom in border irrigation pond and pond of irrigating through furrow
Portion, canal top are slightly below the top in border irrigation pond and pond of irrigating through furrow, and the overflow canal canal bottom is equipped with 1% gradient.
Claims (8)
1. a kind of for testing the self-circulating device of border irrigation and the water efficiency of irrigation that irrigates through furrow, including pond body, it is characterised in that pond
It is respectively equipped with furrow irrigation pond, border irrigation pond, pond, triangular-notch weir pond, overflow canal, filter tank in vivo, the furrow irrigation pond, border irrigation pond are set side by side
It sets, is separated by dividing wall, be respectively equipped with two sections of triangular-notch weir ponds, the triangular-notch weir between the pond and furrow irrigation pond, border irrigation pond
Pond in the side close to furrow irrigation pond, border irrigation pond, is equipped with triangle weir plate, leads to respectively between the pond and two sections of triangular-notch weir ponds respectively
Aqueduct is crossed to be connected；
The furrow irrigation pond, border irrigation are equipped with soil in pond, and the topsoil in the furrow irrigation pond is equipped with ditch, and soil lower layer is laid with
There is drainpipe, the soil lower layer in the border irrigation pond is also equipped with drainpipe, and above-mentioned drainpipe is equipped with water seepage hole；In the furrow irrigation
Pond, border irrigation pond the other side, i.e., water outflow position be equipped with overflow canal, in the overflow canal outer wall, corresponding to each ditch
Position, and corresponding to the position in border irrigation pond, the amount of being equipped with water gauge；The end of the overflow canal is equipped with filter tank, the filter tank bottom
Portion is connected with reflux water pipe, and the reflux water pipe other end is connected with pond.
2. as described in claim 1 for testing the self-circulating device of border irrigation and the water efficiency of irrigation that irrigates through furrow, feature exists
It is obliquely installed in the drainpipe in low inside and high outside mode, external end head stretches out and is equipped with piston plug, and the drainpipe is equal
It is surrounded by non-woven fabrics, and the filtering layer of sand of one layer of 3cm~5cm is buried in its top.
3. as claimed in claim 1 or 2 for testing the self-circulating device of border irrigation and the water efficiency of irrigation that irrigates through furrow, feature
It is that the overflow canal canal bottom is higher than the bottom in border irrigation pond and pond of irrigating through furrow, canal top is slightly below the top in border irrigation pond and pond of irrigating through furrow,
The overflow canal canal bottom is equipped with 1% gradient.
4. as claimed in claim 1 or 2 for testing the self-circulating device of border irrigation and the water efficiency of irrigation that irrigates through furrow, feature
It is that the filter tank uses the single layer filter tank using quartz sand as filtrate.
5. as claimed in claim 3 for testing the self-circulating device of border irrigation and the water efficiency of irrigation that irrigates through furrow, feature exists
The single layer filter tank using quartz sand as filtrate is used in the filter tank.
6. as claimed in claim 1 or 2 for testing the self-circulating device of border irrigation and the water efficiency of irrigation that irrigates through furrow, feature
It is to be equipped with water meter and valve on every aqueduct, every aqueduct of the water tank is respectively connected with water pump, the filter tank
Reflux water pipe is also connected with water pump.
7. as claimed in claim 3 for testing the self-circulating device of border irrigation and the water efficiency of irrigation that irrigates through furrow, feature exists
In being equipped with water meter and valve on every aqueduct, every aqueduct of the water tank is respectively connected with water pump, and the filter tank is returned
Overflow pipe is also connected with water pump.
8. as claimed in claim 5 for testing the self-circulating device of border irrigation and the water efficiency of irrigation that irrigates through furrow, feature exists
In being equipped with water meter and valve on every aqueduct, every aqueduct of the water tank is respectively connected with water pump, and the filter tank is returned
Overflow pipe is also connected with water pump.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910070162.5A CN109686217B (en) | 2019-01-24 | 2019-01-24 | Self-circulation device for testing utilization coefficient of irrigation water for furrow irrigation and furrow irrigation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910070162.5A CN109686217B (en) | 2019-01-24 | 2019-01-24 | Self-circulation device for testing utilization coefficient of irrigation water for furrow irrigation and furrow irrigation |
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| CN109686217A true CN109686217A (en) | 2019-04-26 |
| CN109686217B CN109686217B (en) | 2024-03-29 |
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| CN109686217B (en) | 2024-03-29 |
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