CN102995701B - Irrigation water source system device capable of accumulating and filtering slope runoff - Google Patents
Irrigation water source system device capable of accumulating and filtering slope runoff Download PDFInfo
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- CN102995701B CN102995701B CN201210516514.3A CN201210516514A CN102995701B CN 102995701 B CN102995701 B CN 102995701B CN 201210516514 A CN201210516514 A CN 201210516514A CN 102995701 B CN102995701 B CN 102995701B
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Abstract
The invention relates to a irrigation water source system device capable of accumulating slope runoff, which belongs to the technical field of agricultural water-soil engineering. The irrigation water source system device comprises a water cellar and an interception ditch, wherein the interception ditch is connected to the water cellar through an accumulated water inlet pipe; a water level control pipe is arranged at a set height of the water cellar and is connected to the accumulated water inlet pipe through a cutoff device; and the cutoff device can block off the accumulated water inlet pipe when the water level in the water cellar reaches the set height, and can enable the accumulated water inlet pipe to be opened when the water level is lower than the set height. The irrigation water source system device provided by the invention can integrate the accumulation and filtration of the slope runoff, is simple in structure, and saves investment; compared with the conventional water cellar, the system can accumulate the runoff automatically, control the water volume of the water cellar automatically, and prolong the service life of the water cellar; and when water needs to be used, a valve is only required to be switched on, and thus the irrigation water source system device is simple and convenient to operate, and saves time and labor.
Description
Technical field
The present invention relates to runoff of sloping field and harvest iirigation water source system and device, belong to Agricultural Water-Soil Engineering technical field.
Background technology
China's hillside fields area is large, and water condition is conventionally bad, and hillside fields self collection rain water retention property is poor in addition, has seriously restricted the development of this area's agricultural.In order to collect runoff that savings rainfall produces for agricultural production utilization, in hillside fields, to build Rainwater Collecting and Storing Projects be a very important agriculture water and soil measure in suitable place.At present, conventional rainwater collection project is water cellar, easy alluvial simple in structure, and water level in uncontrollable cellar for storing things (water retention capacity), the Runoff harvesting is poor, can not be for water saving iirigation water sources such as sprinkler and micro-irrigations.
Summary of the invention
Technical problem to be solved by this invention is: in common water storage project, simple in structure, the water retention capacity of water cellar cannot be adjusted; Further, the Runoff that also needs to solve retaining is poor, can not be for water saving iirigation water sources such as sprinkler and micro-irrigations.
The present invention, according to Slopeland Agriculture actual conditions, has built and can automatically harvest runoff of sloping field, automatic cut out, and the runoff of sloping field that possesses filtering function harvests iirigation water source system, and has proposed it and control application method.
The present invention proposes runoff of sloping field and harvest iirigation water source system, utilization is built intercepting drain and as water cellar, is harvested the collecting gutter of runoff above hillside fields, by build retaining water inlet pipe, water level control pipe and cut-off device between intercepting drain and water cellar, and build the members such as baffle-type sandrock filter, sand trap and irrigation outlet pipe in water cellar bottom, realize the composite request of a cover system automatic water collecting, automatic cut out and filtration.
Specifically, a kind of runoff of sloping field that the present invention adopts harvests and filters iirigation water source system and device, comprise water cellar, intercepting drain, intercepting drain is connected in water cellar by retaining water inlet pipe, setting height place at water cellar is provided with water level control pipe, water level control pipe is connected in retaining water inlet pipe by cut-off device, and described cut-off device can be blocked retaining water inlet pipe when water cellar middle water level arrives setting height, and retaining water inlet pipe is opened at water level during lower than setting height.
Adopt such structure setting, during rainfall, first rainwater can conflux to intercepting drain along hillside fields, and the silt that rainwater carries in holding back ditch can part deposit, and rainwater can enter into water cellar by retaining water inlet pipe subsequently.Common water cellar can not be adjusted its height of water level, therefore at the setting height place of water cellar, be provided with water level control pipe, when the water level in water cellar arrives the height of setting, rainwater in water cellar enters water level control pipe, at this moment rainwater can make cut-off device start, and retaining water inlet pipe is blocked.Above-mentioned cut-off device can adopt the method for automatic control, and water level sensor and electromagnetic valve etc. are set, and when rainwater starts water level sensor, electromagnetic valve cuts out retaining water inlet pipe; And when water level is during lower than setting height, the water in water level control pipe can flow out, cut-off device is opened retaining water inlet pipe, and the rainwater in intercepting drain continues to enter in water cellar by retaining water inlet pipe.In like manner, also can use the mode of ball float to reach this function, the water level in water cellar makes ball float floating, and ball float can be blocked the entrance of retaining water inlet pipe, reaches the object that stops water inlet; And water retention capacity in water cellar is during lower than setting height, the water in water level control pipe flows out, and ball float declines, and makes retaining water inlet pipe be channel status, and the rainwater in intercepting drain continues to enter in water cellar by retaining water inlet pipe.As long as can reach the known technology means of identical technique effect, can make object of the present invention realize; In order to make, installation cost is low, simple installation, be suitable for the region of ploughing, and preferably adopts floating ball device.
Above-mentioned setting height can be adjusted according to performance, is generally the middle and upper part that is positioned at the rear wall of water cellar.
As the further improved plan of the present invention, above-mentioned retaining water inlet pipe preferably adopts the mode of operation of siphon, keeps middle part higher than the state at two ends.If adopt the working method of overflow, also can realize object of the present invention, if but while adopting siphon, can make to hold back the rainwater after sedimentation in ditch and be inhaled into water cellar, and then prevent that more silt from entering into water cellar, make the water quality in water cellar more clean, be difficult for blocking in pipeline and water cellar, the water storage in water cellar is more suitable for irrigation.When siphon work pattern, water level control pipe is preferably connected to the highest point of retaining water inlet pipe, is provided with ball float cutout in cut-off device.When the water level in water cellar arrives water level control pipe height like this, ball float cutout can be closed retaining water inlet pipe; And after the water level of water cellar declines, ball float cutout is opened retaining water inlet pipe, because ball float cutout is positioned at the highest point of retaining water inlet pipe, now by the effect of siphon, can continue to make the retaining in intercepting drain to be inhaled in water cellar.
As the further improved plan of the present invention, in the bottom of water cellar, be also provided with irrigation outlet pipe.If when the water storage in water cellar need to be used for irrigating, can directly fetch water from water cellar.But in order to make water intaking convenient, utilize gravity that water storage is flowed out, be provided with irrigate the water cellar of outlet pipe can be more easily by water storage for purposes such as irrigations.
As the further improved plan of the present invention, in water cellar bottom, near the exit position of retaining water inlet pipe, be provided with sand trap.A part of silt in the rainwater that the effect of sand trap can make to flow out in retaining water inlet pipe concentrates in sand trap, and waterproof silt flows out from irrigate outlet pipe, further improves effluent quality.The entrance height of irrigating outlet pipe preferably will be higher than the open height that goes out of sand trap, like this can waterproof sand trap in the lower silt of precipitation enter into and irrigate outlet pipe, the better effects if of precipitation purification.
As the further improved plan of the present invention, before irrigation outlet pipe, be provided with strainer.Strainer filters retaining, prevents that silt from flowing out from irrigate outlet pipe, further improves effluent quality.
Further, above-mentioned strainer preferably adopts such structure: the fillter section that is provided with two or more in strainer, in each fillter section, water (flow) direction along in strainer, is all filled with the filtrate that particle diameter is 0.15～0.5cm, the filtrate that particle diameter is 0.5～1cm, the filtrate that particle diameter is 1～2.5cm successively.Can more effectively prevent that particle, foreign matter and impurity in retaining from entering strainer; Have the effect of quick seepage flow, than the mode that is filled with successively filtrate that particle diameter is 1～2.5cm, filtrate that particle diameter is 0.5～1cm, filtrate that particle diameter is 0.15～0.5cm, method provided by the invention can improve water flow 10%～15% simultaneously.
Intercepting drain can adopt concrete or masonry structure, and retaining water inlet pipe, water level control pipe and irrigation outlet pipe all can adopt concrete or pvc pipe.
beneficial effect
The present invention the collection of runoff of sloping field and filtration are closed as a whole, simple in structure, reduced investment.
2. compare with traditional water pit, native system can harvest runoff automatically, automatically controls the water cellar water yield, extends water cellar application life.In the utilization of water, only need Open valve, easy and simple to handle, time and labour saving.
Accompanying drawing explanation
Fig. 1 is that runoff of sloping field provided by the invention harvests the lateral view that filters iirigation water source system;
Fig. 2 is that runoff of sloping field provided by the invention harvests the top view that filters iirigation water source system;
Fig. 3 is baffle-type sandrock filter structure chart.
Wherein, the 1st, water cellar; The 2nd, intercepting drain; The 3rd, retaining water inlet pipe; The 4th, water level control pipe; The 5th, sand trap; The 6th, strainer; The 7th, cut-off device; The 8th, ball float cutout; The 9th, irrigate outlet pipe; The 10th, outlet water control valve; The 11st, water cellar lid; The 12nd, baffle plate; The 13rd, baffle-type sandrock filter access cover; The 14th, antifouling net; The 15th, permeable hole.
The specific embodiment
As shown in FIG. 1 to 3, a kind of runoff of sloping field provided by the invention harvests and filters iirigation water source device, comprise water cellar 1, intercepting drain 2, intercepting drain 2 is connected in water cellar 1 by retaining water inlet pipe 3, middle and upper part at the rear wall of water cellar 1 is provided with water level control pipe 4, water level control pipe 4 is connected in retaining water inlet pipe 3 by cut-off device 7, described cut-off device 7 can be blocked retaining water inlet pipe 3 when water cellar 1 middle water level arrives setting height, and retaining water inlet pipe 3 is opened at water level during lower than setting height.
In the present embodiment, water cellar 1 adopts concrete structure, and cross section and longitudinal section form are rectangle, dark 2m, and long 3m, wide 2.5m, retaining water inlet pipe 3 is working methods of hydrocone type, keeps middle part higher than the state at two ends; Cut-off device 7 is such structures: water level control pipe 4 is connected with the highest point of retaining water inlet pipe 3 by cut-off device 7, is provided with ball float cutout 8 in cut-off device 7, and ball float cutout 8 can stop retaining water inlet pipe 3.Antifouling net 14 is set in the water inlet of retaining water inlet pipe 3.
When water level reaches design water level, current enter in cut-off device 7 by water level control pipe 4, and ball float cutout 8 is closed the control valve of retaining water inlet pipe 3, stop the current of intercepting drain 2 to enter in water cellar 1; When water level is when controlling water level, ball float falls open the control valve of retaining water inlet pipe 3, and in intercepting drain 2, runoff can enter water cellar 1.
Water cellar 1 bottom is provided with sand trap 5 and strainer 6, strainer 6 is at sand trap 5 bottom opposite sides, strainer 6 is baffle-type sandrock filters, and centre separates with the baffle plate 12 that thickness is 5～8cm watertight concrete material, within the scope of baffle plate 12 bottom 20cm, water hole is set.Baffle plate 12 left sides are that fine sand in 0.15～0.5cm, thick 30cm particle diameter are that 0.5～1cm sand gravel, thick 30cm particle diameter are the backfill successively from bottom to top of 1～2.5cm rubble with thick 20cm particle diameter; Baffle plate 12 right sides are that 1～2.5cm rubble, thick 30cm particle diameter are that 0.5～1cm sand gravel, thick 20cm particle diameter are fine sand in 0.15～0.5cm, backfill successively from bottom to top with thick 30cm particle diameter.Baffle-type sandrock filter inside by the object that baffle plate 12 separates is: for preventing that in water quality, quantity of sand and mud causes greatly water quality undesirable, extend current filtration path, increase water quality.Irrigating outlet pipe 9 is connected with baffle-type sandrock filter.Irrigate outlet pipe 9 ends by-pass valve control is set.Irrigate the entrance height of outlet pipe 9 higher than the open height that goes out of sand trap 5.Than the mode that is filled with successively filtrate that particle diameter is 1～2.5cm, filtrate that particle diameter is 0.5～1cm, filtrate that particle diameter is 0.15～0.5cm, in the present embodiment, the discharge of irrigating water outlet in outlet pipe exceeds 10%～15%.
When water cellar is anhydrous or water is few, can opens water cellar lid 11 and baffle-type sandrock filter access cover 13 and carry out desilting and maintenance, and regularly whole system be safeguarded.During irrigation draught, open the outlet water control valve 10 of irrigating outlet pipe 9 ends.Sand trap 5 is established in water cellar bottom, regularly carries out desilting.
Claims (1)
1. a runoff of sloping field harvests and filters iirigation water source system and device, comprise water cellar (1), intercepting drain (2), it is characterized in that: intercepting drain (2) is connected in water cellar (1) by retaining water inlet pipe (3), at the setting height place of water cellar (1), be provided with water level control pipe (4), water level control pipe (4) is connected in retaining water inlet pipe (3) by cut-off device (7), described cut-off device (7) can be blocked retaining water inlet pipe (3) when water cellar (1) middle water level arrives setting height, and retaining water inlet pipe (3) is opened at water level during lower than setting height; The bottom of described water cellar (1) is also provided with irrigates outlet pipe (9); Before described irrigation outlet pipe (9), be provided with strainer (6); In described strainer (6), be provided with two or more fillter section, in each fillter section, water (flow) direction along in strainer (6), is all filled with the filtrate that particle diameter is 0.15～0.5cm, the filtrate that particle diameter is 0.5～1cm, the filtrate that particle diameter is 1～2.5cm successively; Described setting height is the middle and upper part of water cellar (1) short transverse; Described retaining water inlet pipe (3) is siphon mode of operation, keeps middle part higher than the state at two ends; Water level control pipe (4) is connected to the highest point of retaining water inlet pipe (3), is provided with ball float cutout (8) in cut-off device (7); The exit position of described water cellar (1) bottom, close retaining water inlet pipe (3), is provided with sand trap (5); The entrance height of described irrigation outlet pipe (9) is higher than the open height that goes out of sand trap (5).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210516514.3A CN102995701B (en) | 2012-12-05 | 2012-12-05 | Irrigation water source system device capable of accumulating and filtering slope runoff |
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| CN201210516514.3A CN102995701B (en) | 2012-12-05 | 2012-12-05 | Irrigation water source system device capable of accumulating and filtering slope runoff |
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| CN102995701A CN102995701A (en) | 2013-03-27 |
| CN102995701B true CN102995701B (en) | 2014-11-19 |
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Families Citing this family (8)
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| CN104294884B (en) * | 2014-10-15 | 2016-05-18 | 深圳朴方环保发展有限公司 | A kind of water transfer pipe network bargeline of holding concurrently |
| CN104563070B (en) * | 2014-12-22 | 2017-06-13 | 浙江水利水电学院 | A kind of hillside fields rainwater-collecting gravity irrigation system and its construction method on the spot |
| CN104912154A (en) * | 2015-06-05 | 2015-09-16 | 红云红河烟草(集团)有限责任公司 | Rainwater collection, storage and utilization system suitable for drought mountain tobacco area |
| CN105735408A (en) * | 2016-03-30 | 2016-07-06 | 中节能先导城市节能有限公司 | High-adaptability natural seepage and filtration duplex water taking system |
| CN107466571B (en) * | 2017-08-03 | 2020-06-05 | 重庆水利电力职业技术学院 | Siphon irrigation system and siphon irrigation method |
| CN107720011A (en) * | 2017-09-25 | 2018-02-23 | 河海大学 | Drought resisting water pot |
| CN107777782B (en) * | 2017-11-13 | 2020-04-07 | 中国地质科学院水文地质环境地质研究所 | Water quality restoration and conservation integrated device for polluted surface spring |
| CN108159741A (en) * | 2018-01-09 | 2018-06-15 | 陕西助智信息技术有限公司 | Environment-friendly type overflow-type digging-free intelligent sensing formula cleaning system and exempt from apply fertilizer purification method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1020936C (en) * | 1988-11-21 | 1993-05-26 | 吴中威 | Irrigation and drainage system with functions of flood prevention and soil conservation |
| SU1717025A1 (en) * | 1990-05-30 | 1992-03-07 | Туркменский сельскохозяйственный институт им.М.И.Калинина | Device for subsurface irrigation |
| CN1082591C (en) * | 1998-05-26 | 2002-04-10 | 刘雁群 | Siphon-type flow path for underground water reservoir |
| DE20303259U1 (en) * | 2003-02-28 | 2003-05-08 | REHAU AG + Co., 95111 Rehau | Rain water cistern has overflow control by closing inlet |
| CN2627068Y (en) * | 2003-06-02 | 2004-07-21 | 中国科学院遗传与发育生物学研究所 | Mountain land rain-water collection and filter apparatus |
| KR100977173B1 (en) * | 2008-02-28 | 2010-08-20 | 재단법인서울대학교산학협력재단 | Multipurpose Rainwater Management System installed at the mountain |
| CN201308029Y (en) * | 2008-10-14 | 2009-09-16 | 云南农业大学 | Mountain rain collecting and water-saving drip irrigation system |
| CN101584294B (en) * | 2009-06-19 | 2010-12-01 | 河海大学 | Non-pump constant flow low pressure drip irrigation device |
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