CN206192989U - Paddy field surface runoff collection device suitable for different run -offs - Google Patents
Paddy field surface runoff collection device suitable for different run -offs Download PDFInfo
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- CN206192989U CN206192989U CN201621236290.0U CN201621236290U CN206192989U CN 206192989 U CN206192989 U CN 206192989U CN 201621236290 U CN201621236290 U CN 201621236290U CN 206192989 U CN206192989 U CN 206192989U
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- Prior art keywords
- collecting pit
- water inlet
- discharge outlet
- collection device
- offs
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Abstract
The utility model provides a paddy field surface runoff collection device suitable for different run -offs belongs to agriculture water and soil monitoring sciemtifec and technical sphere, including runoff collecting pipe 1, interior collecting pit 2 and outer collecting pit 3, runoff collecting pipe 1 includes first water inlet 4, second water inlet 5 and first drainage hole 6, the height and the field face highly uniform of first water inlet 4, the height and the field drainage ditch highly uniform of second water inlet 5, collecting pit 2 in the first drainage hole 6 intercommunication, interior collecting pit 2 is linked together through second outlet 7 with outer collecting pit 3, first water inlet 4, second water inlet 5, 7 departments of second outlet are furnished with stopper 8. The utility model discloses an inside and outside collecting pit that the setting can feed through, when the run -off was less, collecting pit in the exclusive use reduced the measuring error, guarantees the measuring accuracy, when the run -off is great, communicate inside and outside collecting pit, increase the volume of collecting pit to runoff during the big runoff of adaptation heavy rainfall is measured.
Description
Technical field
The utility model belongs to agriculture water and soil monitoring sciemtifec and technical sphere, and in particular to be that one kind is applied to different run-off sizes
Paddy field runoff collection device.
Background technology
Widespread pollution from the overuse of fertilizers and pesticides in rural area is the major reason for causing water body environment deterioration.What 2010 China announced《It is complete for the first time
State's Pollutant source investigation publication》It has been shown that, agriculture source pollutants are water body total nitrogen, the main source of total phosphorus discharge, its discharge capacity difference
It is 270.46 ten thousand tons and 28.47 ten thousand tons, accounts for water body total nitrogen, the 57.2% of total phosphorus emission and 67.4%.Rainwash is to cause agriculture
The main path that industry pollution of area source occurs.Rainwash harvester is the basis for studying footpath circulation and nutrient loss.
Current earth's surface runoff monitoring mainly uses runoff collecting pit collecting method, and its structure includes runoff collecting pipe and a constant volume
Long-pending runoff collecting pit.On runoff collection device, Chinese patent CN200810102677 discloses one kind can be while be applicable
Runoff collecting pipe and runoff collection device under the conditions of paddy field, nonirrigated farmland and rice field-upland field rotation.The runoff collecting pipe includes three
Water inlet and a delivery port, the runoff collection device are collected comprising at least one runoff pond and at least one above-mentioned runoff
Pipe.The The effect of invention can be to adjust each water inlet according to local concrete condition, and the cycle is made to same rice field-upland field rotation field
The measurement problem of property.But runoff collection pool volume is small, and in the big runoff of heavy showers, footpath flow liquid easily overflows, and volume is big, in small drop
During the small runoff of rain, measurement error is big, it is difficult to meet the uneven paddy field monitoring of run-off size.
Utility model content
The utility model is directed to above-mentioned the deficiencies in the prior art, there is provided a kind of paddy field footpath suitable for different run-off sizes
Stream collection device.
To solve the above problems, the utility model is adopted the technical scheme that：
Suitable for the paddy field runoff collection device of different run-off sizes, including runoff collecting pipe 1, interior collecting pit 2 and outer
Collecting pit 3, the runoff collecting pipe 1 includes the first water inlet 4, the second water inlet 5 and the first discharge outlet 6, first water inlet
The height of mouth 4 and field face are highly consistent, and the height and drain ditch in the field of the second water inlet 5 are highly consistent, and the first discharge outlet 6 is connected
Interior collecting pit 2；Interior collecting pit 2 is connected with outer collecting pit 3 by the second discharge outlet 7；First water inlet 4, second is intake
It is furnished with stopper 8 at the 5, second discharge outlet 7 of mouth.
Preferably, the connection of the first discharge outlet 6 drainage elbow 9, the drainage elbow 9 is extended to apart from interior collecting pit 2
Bottom of pond.
Preferably, the interior collecting pit 2 and the bottom of outer collecting pit 3 are in same level position, and outer collecting pit 3 also sets outward
It is equipped with the 3rd discharge outlet 10；Second discharge outlet 7, the 3rd discharge outlet 10 are located at interior collecting pit 2 and the bottom of outer collecting pit 3 respectively
Portion.It is easy to before stream is produced, will be cleaned up in pond and by water emptying, it is ensured that it is accurate that runoff is collected.
Preferably, it is close to the inwall of interior collecting pit 2 and is provided with mark post chi 11.Quickly calculated by the scale on mark post chi 11
The run-off of collection.
Preferably, the 4th discharge outlet 12 is additionally provided with the outer collecting pit 3, measurement water meter is provided with the 4th discharge outlet 12
13.When run-off exceedes the total measurement (volume) of inside and outside collecting pit, the run-off for overflowing is measured with measurement water meter.
Preferably, the 4th discharge outlet 12 flushes the highest graduation mark of mark post chi 11.It is convenient to calculate the big few of run-off.
Preferably, the interior collecting pit 2 and outer collecting pit 3 are provided with pond cover plate 14.Rainfall and debris are avoided to fall into pond
It is interior, influence the accuracy of footpath flow measurement.
Preferably, the pond cover plate 14 is inclined to set.The inclined angle of the pond cover plate 14 is 2-5 °.
The utility model is simple and reliable for structure, the inside and outside collecting pit that can be connected by setting, when run-off is smaller, individually
Using interior collecting pit, the error of measurement is reduced, it is ensured that the accuracy of measurement；When run-off is larger, the inside and outside collecting pit of connection increases
The volume of big collecting pit, to adapt to footpath flow measurement during the big runoff of heavy showers.
Brief description of the drawings
Fig. 1 is sectional view of the present utility model；
In figure：Collecting pit, 3- outer collecting pit, the water inlets of 4- first, the water inlets of 5- second, 6- in 1- runoffs collecting pipe, 2-
First discharge outlet, the discharge outlet of 7- second, 8- stoppers, 9- drainage elbows, the discharge outlet of 10- the 3rd, 11- mark posts chi, the drainings of 12- the 4th
Mouth, 13- measurements water meter, 14- ponds cover plate.
Specific embodiment
Principle of the present utility model and feature are described below in conjunction with accompanying drawing, example is served only for explaining this practicality
It is new, it is not intended to limit scope of the present utility model.
As shown in figure 1, a kind of paddy field runoff collection device suitable for different run-off sizes of the present embodiment, including footpath
Stream collecting pipe 1, interior collecting pit 2 and outer collecting pit 3, the runoff collecting pipe 1 include the first water inlet 4, the second water inlet 5 and the
One discharge outlet 6, the height of first water inlet 4 and field face are highly consistent, and the height and drain ditch in the field of the second water inlet 5 are high
Degree is consistent, and the first discharge outlet 6 connects interior collecting pit 2；Interior collecting pit 2 is connected with outer collecting pit 3 by the second discharge outlet 7；Institute
State and be furnished with stopper 8 at the first water inlet 4, the second water inlet 5, the second discharge outlet 7.
First discharge outlet 6 connects drainage elbow 9, and the drainage elbow 9 is extended to apart from the bottom of pond of interior collecting pit 2.
The interior collecting pit 2 and the bottom of outer collecting pit 3 are in same level position, and outer collecting pit 3 is additionally provided with the outward
Three discharge outlet 10；Discharge outlet 7, the 3rd discharge outlet 10 described in second are located at interior collecting pit 2 and the bottom of outer collecting pit 3 respectively.
It is close to the inwall of interior collecting pit 2 and is provided with mark post chi 11.
The 4th discharge outlet 12 is additionally provided with the outer collecting pit 3, measurement water meter 13 is provided with the 4th discharge outlet 12.
4th discharge outlet 12 flushes the highest graduation mark of mark post chi 11.
The interior collecting pit 2 and outer collecting pit 3 are provided with pond cover plate 14.
The pond cover plate 14 is inclined to set.The inclined angle of the pond cover plate 14 is 2-5 °.
The course of work of the present utility model is：Each cell correspondence builds the runoff of a brick mix structure or concreting
Collection device.First water inlet 4 and the second water inlet 5 are located at monitoring cell and are connected with runoff pond on one side, near cell interposition
Put.As needed, in different growth period duration of rices, selection stopper 8 clogs the first water inlet 4 or the second water inlet 5.Such as in dry field
Phase or time out, the second water inlet 5 is clogged with stopper 8.In Irrigation Period, the first water inlet 4 is clogged with stopper 8.Before monitoring, open
Second discharge outlet 7 and the 3rd discharge outlet 10, interior collecting pit 2 and outer collecting pit 3 are cleaned up with running water.Then second row is clogged
The discharge outlet 10 of the mouth of a river 7 and the 3rd.Irrigation situation according to paddy rice different growing, clogs the first water inlet 4 or the second water inlet
5.Cover pond cover plate 14.After producing stream, pond cover plate 14 is opened, the water level and water meter runoff water-carrying capacity of scale bar 11 are recorded, while stirring
The runoff water of even interior collecting pit 2 and outer collecting pit 3, you can the content of nitrogen and phosphorous in sampling chemical examination runoff water.The bottom faces of interior collecting pit 2
Product and the product of runoff water height, add the product of the bottom area of outer collecting pit 3 and runoff water height, along with the flow of water meter
As runoff water.The content of nitrogen and phosphorous calculates nitrogen and phosphorus loss load in runoff water by being multiplied by runoff water.
Preferred embodiment of the present utility model is the foregoing is only, is not used to limit the utility model, it is all in this practicality
Within new spirit and principle, any modification, equivalent substitution and improvements made etc. should be included in guarantor of the present utility model
Within the scope of shield.
Claims (9)
1. suitable for the paddy field rainwash collection device of different run-offs, it is characterised in that：Including runoff collecting pipe（1）, it is interior
Collecting pit（2）With outer collecting pit（3）, the runoff collecting pipe（1）Including the first water inlet（4）, the second water inlet（5）With first
Discharge outlet（6）, first water inlet（4）Height and field face it is highly consistent, the second water inlet（5）Height and field drainage
Ditch is highly consistent, the first discharge outlet（6）Collecting pit in connection（2）；Interior collecting pit（2）With outer collecting pit（3）By the second draining
Mouthful（7）It is connected；First water inlet（4）, the second water inlet（5）, the second discharge outlet（7）It is furnished with stopper in place（8）.
2. as claimed in claim 1 suitable for the paddy field rainwash collection device of different run-offs, it is characterised in that：It is described
First discharge outlet（6）Connection drainage elbow（9）, the drainage elbow（9）Extend to interior collecting pit（2）Bottom of pond portion.
3. as claimed in claim 1 suitable for the paddy field rainwash collection device of different run-offs, it is characterised in that：It is described
Interior collecting pit（2）With outer collecting pit（3）Bottom is in same level position, outer collecting pit（3）Also set away from interior collecting pit side
It is equipped with the 3rd discharge outlet（10）；Second discharge outlet（7）, the 3rd discharge outlet（10）Interior collecting pit is located at respectively（2）With outer receipts
Ji Chi（3）Bottom.
4. as claimed in claim 1 suitable for the paddy field rainwash collection device of different run-offs, it is characterised in that：It is close to
Interior collecting pit（2）Inwall is provided with mark post chi（11）.
5. as claimed in claim 4 suitable for the paddy field rainwash collection device of different run-offs, it is characterised in that：It is described
Outer collecting pit（3）On be additionally provided with the 4th discharge outlet（12）, the 4th discharge outlet（12）In be provided with measurement water meter（13）.
6. as claimed in claim 5 suitable for the paddy field rainwash collection device of different run-offs, it is characterised in that：It is described
4th discharge outlet（12）Flush mark post chi（11）Highest graduation mark.
7. as claimed in claim 1 suitable for the paddy field rainwash collection device of different run-offs, it is characterised in that：It is described
Interior collecting pit（2）With outer collecting pit（3）It is provided with pond cover plate（14）.
8. as claimed in claim 7 suitable for the paddy field rainwash collection device of different run-offs, it is characterised in that：It is described
Pond cover plate（14）Outside collecting pit（3）Side is set diagonally downward.
9. as claimed in claim 8 suitable for the paddy field rainwash collection device of different run-offs, it is characterised in that：It is described
Pond cover plate（14）Inclined angle is 2-5 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621236290.0U CN206192989U (en) | 2016-11-15 | 2016-11-15 | Paddy field surface runoff collection device suitable for different run -offs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621236290.0U CN206192989U (en) | 2016-11-15 | 2016-11-15 | Paddy field surface runoff collection device suitable for different run -offs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206192989U true CN206192989U (en) | 2017-05-24 |
Family
ID=58726722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621236290.0U Expired - Fee Related CN206192989U (en) | 2016-11-15 | 2016-11-15 | Paddy field surface runoff collection device suitable for different run -offs |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206192989U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111983187A (en) * | 2020-08-07 | 2020-11-24 | 上海市环境科学研究院 | Farmland runoff monitoring devices suitable for paddy field and nonirrigated farmland |
| CN114319560A (en) * | 2021-11-30 | 2022-04-12 | 花王生态工程股份有限公司 | Assembled polyurethane ecological landscape structure |
-
2016
- 2016-11-15 CN CN201621236290.0U patent/CN206192989U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111983187A (en) * | 2020-08-07 | 2020-11-24 | 上海市环境科学研究院 | Farmland runoff monitoring devices suitable for paddy field and nonirrigated farmland |
| CN114319560A (en) * | 2021-11-30 | 2022-04-12 | 花王生态工程股份有限公司 | Assembled polyurethane ecological landscape structure |
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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: 20170524 Termination date: 20201115 |