CN104234172A - Surface runoff uniform arrangement device and arrangement application method for complicated small catchment areas - Google Patents
Surface runoff uniform arrangement device and arrangement application method for complicated small catchment areas Download PDFInfo
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- CN104234172A CN104234172A CN201410448869.2A CN201410448869A CN104234172A CN 104234172 A CN104234172 A CN 104234172A CN 201410448869 A CN201410448869 A CN 201410448869A CN 104234172 A CN104234172 A CN 104234172A
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Abstract
The invention relates to a surface runoff uniform arrangement device and an arrangement application method for complicated small catchment areas. The surface runoff uniform arrangement device is characterized in that a double outside-wire conversion connector is connected with a water diversion tee joint and a flow regulating valve; a water meter is connected with the flow regulating valve and a water division tee joint; the other two ends of the water division tee joint are connected with outside-wire conversion connectors; the outside-wire conversion connectors and a porous water division pipe are fused for forming an arrangement pipe; the end head of the porous water division pipe is provided with a chock plug; the porous water division pipe is uniformly distributed with outlet holes; a pipeline levelling instrument is attached to the water division tee joint. The arraignment application method comprises the following steps of horizontally dividing a terrain into a plurality of water distribution units with identical slope aspects in the horizontal direction; recording a horizontal width, marking a center position and arranging a water supply pipe water diversion outlet. The water diversion tee joint of the surface runoff uniform arrangement device is connected with the water supply pipe water diversion outlet, and the eyelets of the water outlet holes are adjusted to face upwards; a water supply system is started, the flow is regulated, and the water supply system is started. According to the surface runoff uniform arrangement device and the arrangement application method for the complicated small catchment areas, controllable surface runoffs can be uniformly arranged in the complicated small catchment areas; the surface runoff uniform arrangement device has the advantages of simple structure, convenience in installation, easiness in operation and stable performance and is provided with a debugging system.
Description
Technical field
The invention belongs to ecological environment research field, be specifically related to a kind of be applicable to complexity catchment community the even installation aiding device of surface flow and lay application process.
Background technology
Surface flow is carrier and the dynamic factor of soil erosion and widespread pollution from the overuse of fertilizers and pesticides in rural area, controlled, stable and uniform surface flow lay to quantitative study soil erosion and non-point source pollution loading significant.In domatic soil erosion and widespread pollution from the overuse of fertilizers and pesticides in rural area research, surface flow one adopts simulation rain making to collect to form, and two is lay by home-built equipment evenly to simulate surface flow.The former adopts aerial spraying device, uses more in runoff plots.Its advantage is that runoff intensity and uniformity coefficient easily control, and shortcoming to eliminate the impact of raindrop splass, and when runoff produces, there are differences in domatic upper and lower runoff rate distribution, and the impact of easy wind-engaging.The latter uses more in more smooth runoff plots, but when producing rill erosion, because cell terrain changes, surface flow fluidised form is difficult to control, and its use is restricted.Owing to being difficult to lay the surface flow of stable and uniform, at present for the soil erosion of catchment and widespread pollution from the overuse of fertilizers and pesticides in rural area quantitative study achievement less.Surface flow is laid limitation and is made the quantitative study of soil erosion and widespread pollution from the overuse of fertilizers and pesticides in rural area be confined to slope scale more, and achievement in research is difficult to be applied to basin.
Summary of the invention
The object of the invention is for above-mentioned present situation, aim to provide a kind of structure simple, primary clustering all can purchased in market, easy for installation, carry debug system, easily operate, stable performance be applicable to complexity catchment community the even installation aiding device of surface flow and lay application process.
The implementation of the object of the invention is, be applicable to complexity to catchment the even installation aiding device of surface flow of community, two outer silk crossover sub one end is threaded with diversion threeway, one end is threaded with flow control valve, water meter one termination flow control valve, one termination divides water threeway, the another two ends of water threeway are divided to be connected with outer silk crossover sub, outer silk crossover sub and distributive pipe with holes fuse and form deployment tube, distributive pipe termination with holes is blocked by plug, distributive pipe with holes is evenly distributed with weep hole, and Pipeline Water level is affixed on the straight tube central authorities of point water threeway.
Be applicable to the complexity even installation aiding device of the surface flow of community that catchments and lay application process, concrete steps are as follows:
(1) make an on-the-spot survey out complexity to catchment the ridge line of small water collected in community, according to the slope aspect in small water collected, landform, the change of ridge line elevation etc. are divided into multiple water distribution units of width 0.6m ~ 4m in the horizontal direction contiguous for ridge line landform, keep each unit slope aspect consistent; Record the horizontal width of each unit, and scene indicates each unit ridge line point midway;
(2) according to the catchment horizontal width of record, make and be applicable to complexity and catchment the even installation aiding device of surface flow of community, the horizontal width of each unit is the total length of two distributive pipes with holes;
(3) lay feed pipe along catchment ridge line, feed pipe diversion outlet 15 is set at indicated each unit ridge line point midway;
(4) to export with feed pipe diversion be connected being applicable to the catchment diversion threeway of the even installation aiding device of surface flow of community of complexity;
(5) debug water distribution system, make respectively to be applicable to complexity and to catchment the distributive pipe maintenance level with holes of the even installation aiding device of surface flow of community, each weep hole eyelet on distributive pipe with holes vertically upward;
(6) open water system, debugging its water flow by flow control valve and water meter is required design discharge value;
(7) open system, prepares to lay even surface flow.
Device of the present invention combines assembling with water supply network, can realize evenly laying controlled surface flow in complexity catchments community.Apparatus structure of the present invention is simple, and primary clustering is all purchasing in market, easy for installation, carries debug system, easily operates, stable performance.
Accompanying drawing explanation
Fig. 1 is apparatus of the present invention structural representation,
Fig. 2 is the water distribution application state figures of apparatus of the present invention in small-sized catchment.
Detailed description of the invention
With reference to the accompanying drawings in detail the present invention is described in detail.
With reference to Fig. 1, catchment two outer silk crossover sub 2 one end of the even installation aiding device of surface flow of community of complexity that are applicable to of the present invention are threaded with diversion threeway 1, one end is threaded with flow control valve 3, water meter 4 one termination flow control valve, one termination divides water threeway 5, the another two ends of water threeway are divided to be connected with outer silk crossover sub 16, outer silk crossover sub and distributive pipe with holes 7 fuse and form deployment tube, distributive pipe termination with holes is blocked by plug 9, distributive pipe with holes is evenly distributed with weep hole 8, Pipeline Water level 6 is affixed on the straight tube central authorities of point water threeway 5.
The water inlet of described point of water threeway is threaded with flow control valve, by rotating screw thread, by being affixed on a point Pipeline Water level 6 for water three-way straight pipe central authorities, to regulate distributive pipe 7 maintenance level with holes, and then ensure that the water flow of each weep hole 8 on distributive pipe with holes is impartial.
Diversion threeway 1 is the PP-R internal thread copper tooth threeway of DN30, and a point water threeway 5 is DN20 tri-limit internal thread copper three-way; Outer silk crossover sub 16, distributive pipe with holes 7 and plug 9 material are DN20PP-R material.Two outer silk changes direct 2, and to turn DN20 into DN30 directly copper.
Flow control valve 3 and water meter 4 caliber are 20mm.Pipeline Water level 6 is long 4.8cm × wide 1.8cm × high 1.35cm bubble and scale.
Flow control valve 3 is manual adjustable gate with a scale.Flow control valve 3, water meter 4 are the water metering unit of apparatus of the present invention, without the need to other submeter instruments, get final product the design discharge that quick adjustment goes out required uniform, controllable.
On distributive pipe with holes, equally distributed weep hole 8 is long 5mm, wide 2mm slot, and eyelet spacing 15cm moves towards consistent with distributive pipe with holes, by being rotationally connected screw thread adjusting water exit hole eyelet vertically upward.Weep hole eyelet 10 is lenticular wire shape, and water outlet is pellicular water, and upwards the easy aerosol dispersion of water layer after ejection, less to surface disturbance during whereabouts.After form is as shown in the figure mounted to, the shortest water distribution width 0.6m, can meet the needs of small-sized runoff plots, field.
Under conventional cistern water supply condition (head H=2m), when flow control valve is opened completely, it is consistent that maximum single hole (service width 15cm) water flow and China storm rainfall (2.5mm/min) same widths collect the runoff rate that 10m length of grade produces.
With reference to Fig. 2, be applicable to complexity and catchment that to lay the concrete steps of application process as follows for the even installation aiding device of surface flow of community:
(1) make an on-the-spot survey out complexity to catchment the ridge line 10 of small water collected in community, according to the slope aspect in complicated small water collected, landform, the change of ridge line elevation etc. are divided into multiple water distribution units 14 of width 0.6m ~ 4m in the horizontal direction contiguous for ridge line landform, keep each unit slope aspect consistent; If there is the horizontal width of certain water distribution unit more than 4m, then can according to the slope aspect in water distribution unit, landform, the change of ridge line elevation etc. continue contiguous for ridge line landform the multiple water distribution units 14 being divided into width 0.6m ~ 4m further in the horizontal direction.Record the horizontal width of each unit, and scene indicates each unit ridge line point midway.
(2) according to the catchment horizontal width of record, make and be applicable to complexity and catchment the even installation aiding device 13 of surface flow of community, the horizontal width of each unit is the total length of two distributive pipes 11 with holes;
(3) lay feed pipe along catchment ridge line, feed pipe diversion outlet 15 be set at indicated each unit ridge line point midway,
(4) export 15 with feed pipe diversion be connected being applicable to the catchment diversion threeway 1 of the even installation aiding device 13 of surface flow of community of complexity;
(5) debug water distribution system, make respectively to be applicable to complexity and to catchment the distributive pipe maintenance level with holes of the even installation aiding device of surface flow of community, each weep hole eyelet on distributive pipe with holes vertically upward;
(6) open water system, debugging its water flow by flow control valve and water meter is required design discharge value;
(7) open system prepares to lay surface flow.
Isohypse 12 is had in figure.
Claims (7)
1. be applicable to complexity to catchment the even installation aiding device of surface flow of community, it is characterized in that two outer silk crossover sub one end is threaded with diversion threeway, one end is threaded with flow control valve, water meter one termination flow control valve, one termination divides water threeway, the another two ends of water threeway are divided to be threaded with outer silk crossover sub respectively, outer silk crossover sub and distributive pipe with holes fuse and form deployment tube, distributive pipe termination with holes is blocked by plug, distributive pipe with holes is evenly distributed with weep hole, and Pipeline Water level is affixed on the straight tube central authorities of point water threeway.
2. the complexity that is applicable to according to claim 1 is catchmented the even installation aiding device of surface flow of community, it is characterized in that the PP-R internal thread copper tooth threeway that diversion threeway (1) is DN30, a point water threeway (5) is DN20 tri-limit internal thread copper three-way; Outer silk crossover sub (16), distributive pipe with holes (7) and plug (9) material are DN20PP-R material, and two outer silk changes directly (2), and to turn DN20 into DN30 directly copper.
3. the complexity that is applicable to according to claim 1 is catchmented the even installation aiding device of surface flow of community, it is characterized in that flow control valve (3) and water meter (4) caliber are 20mm; Pipeline Water level (6) is long 4.8cm × wide 1.8cm × high 1.35cm bubble and scale.
4. the complexity that is applicable to according to claim 1 is catchmented the even installation aiding device of surface flow of community, it is characterized in that flow control valve (3) is for manual adjustable gate with a scale.
5. the complexity that is applicable to according to claim 1 is catchmented the even installation aiding device of surface flow of community, it is characterized in that on distributive pipe with holes, equally distributed weep hole (8) is long 5mm, wide 2mm slot, eyelet spacing 15cm, move towards consistent with distributive pipe with holes, eyelet vertically upward.
6. the complexity that is applicable to according to claim 1 is catchmented the laying application process of the even installation aiding device of surface flow of community, it is characterized in that concrete steps are as follows:
(1) make an on-the-spot survey out complexity to catchment the ridge line of small water collected in community, according to the slope aspect in small water collected, landform, the change of ridge line elevation etc. are divided into multiple water distribution units of width 0.6m ~ 4m in the horizontal direction contiguous for ridge line landform, keep each unit slope aspect consistent; Record the horizontal width of each unit, and scene indicates each unit ridge line point midway,
(2) according to the catchment horizontal width of record, make and be applicable to complexity and catchment the even installation aiding device of surface flow of community, the horizontal width of each unit is the length of distributive pipe with holes;
(3) lay feed pipe along catchment ridge line, feed pipe diversion outlet be set at indicated each unit ridge line point midway,
(4) to export with feed pipe diversion be connected being applicable to the catchment diversion threeway of the even installation aiding device of surface flow of community of complexity;
(5) debug water distribution system, make respectively to be applicable to complexity and to catchment the distributive pipe maintenance level with holes of the even installation aiding device of surface flow of community, each weep hole eyelet on distributive pipe with holes vertically upward;
(6) water system is opened, by flow control valve and water meter debugging water flow value design discharge;
(7) open system prepare complicated community of catchmenting the operation of surface flow.
7. the complexity that is applicable to according to claim 1 according to claim 6 is catchmented the laying application process of the even installation aiding device of surface flow of community, it is characterized in that the horizontal width of water distribution unit in step (1) is more than 4m, then can according to the slope aspect in water distribution unit, landform, ridge line elevation change, and further contiguous for ridge line landform are continued the multiple water distribution units (12) being divided into width 0.6m ~ 4m in the horizontal direction.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410448869.2A CN104234172B (en) | 2014-09-04 | 2014-09-04 | Be applicable to complexity to catchment the distribution method of the even installation aiding device of surface flow of community |
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| CN201410448869.2A CN104234172B (en) | 2014-09-04 | 2014-09-04 | Be applicable to complexity to catchment the distribution method of the even installation aiding device of surface flow of community |
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| CN104234172A true CN104234172A (en) | 2014-12-24 |
| CN104234172B CN104234172B (en) | 2016-01-13 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114199727A (en) * | 2021-12-09 | 2022-03-18 | 河海大学 | Rainfall simulation device for separating runoff from raindrop splashing and experimental method |
Citations (7)
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| FR2565327A1 (en) * | 1984-06-01 | 1985-12-06 | Tolerie Forezienne Sa | Single-walled improved metal smoke duct |
| US20030177695A1 (en) * | 2002-03-22 | 2003-09-25 | Harold Manning | Irrigation device and system |
| CN2624610Y (en) * | 2003-06-09 | 2004-07-14 | 王全良 | Drop irrigation device for plastic greenhouse |
| CN2682818Y (en) * | 2003-11-10 | 2005-03-09 | 杨荣慧 | Water-saving drip irrigation pipe for mountain land film |
| CN202324151U (en) * | 2011-08-29 | 2012-07-11 | 中国科学院、水利部成都山地灾害与环境研究所 | Drainage device of sand collection pool of runoff plot |
| CN203320678U (en) * | 2013-07-08 | 2013-12-04 | 四川省农业科学院土壤肥料研究所 | Catchment area |
| CN204112463U (en) * | 2014-09-04 | 2015-01-21 | 长江水资源保护科学研究所 | Be applicable to complexity to catchment the even installation aiding device of surface flow of community |
-
2014
- 2014-09-04 CN CN201410448869.2A patent/CN104234172B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2565327A1 (en) * | 1984-06-01 | 1985-12-06 | Tolerie Forezienne Sa | Single-walled improved metal smoke duct |
| US20030177695A1 (en) * | 2002-03-22 | 2003-09-25 | Harold Manning | Irrigation device and system |
| CN2624610Y (en) * | 2003-06-09 | 2004-07-14 | 王全良 | Drop irrigation device for plastic greenhouse |
| CN2682818Y (en) * | 2003-11-10 | 2005-03-09 | 杨荣慧 | Water-saving drip irrigation pipe for mountain land film |
| CN202324151U (en) * | 2011-08-29 | 2012-07-11 | 中国科学院、水利部成都山地灾害与环境研究所 | Drainage device of sand collection pool of runoff plot |
| CN203320678U (en) * | 2013-07-08 | 2013-12-04 | 四川省农业科学院土壤肥料研究所 | Catchment area |
| CN204112463U (en) * | 2014-09-04 | 2015-01-21 | 长江水资源保护科学研究所 | Be applicable to complexity to catchment the even installation aiding device of surface flow of community |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114199727A (en) * | 2021-12-09 | 2022-03-18 | 河海大学 | Rainfall simulation device for separating runoff from raindrop splashing and experimental method |
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| CN104234172B (en) | 2016-01-13 |
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