CN114009318A - Underground microtube irrigation system capable of adjusting wetting range - Google Patents
Underground microtube irrigation system capable of adjusting wetting range Download PDFInfo
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- CN114009318A CN114009318A CN202111520834.1A CN202111520834A CN114009318A CN 114009318 A CN114009318 A CN 114009318A CN 202111520834 A CN202111520834 A CN 202111520834A CN 114009318 A CN114009318 A CN 114009318A
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- water level
- capillary
- pipe
- level control
- water
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- 238000003973 irrigation Methods 0.000 title claims abstract description 44
- 230000002262 irrigation Effects 0.000 title claims abstract description 44
- 238000009736 wetting Methods 0.000 title claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 125
- 239000002689 soil Substances 0.000 claims abstract description 23
- 238000004891 communication Methods 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 abstract description 4
- 239000003621 irrigation water Substances 0.000 description 7
- 238000007667 floating Methods 0.000 description 5
- 238000005457 optimization Methods 0.000 description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000009313 farming Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/06—Watering arrangements making use of perforated pipe-lines located in the soil
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/16—Control of watering
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/16—Control of watering
- A01G25/162—Sequential operation
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Environmental Sciences (AREA)
- Soil Sciences (AREA)
- Cultivation Receptacles Or Flower-Pots, Or Pots For Seedlings (AREA)
Abstract
The invention relates to an underground microtube irrigation system with an adjustable wetting range, which comprises a water level control box, a capillary communicated with the water level control box and a plurality of sleeves fixedly connected and communicated with the capillary, wherein the capillary and the sleeves are both positioned in soil, the communication point of the capillary and the water level control box is lower than the water inlet of the water level control box in the height direction, and the water inlet of the water level control box is communicated with a water supply branch pipe through a ball float valve; the casing is vertically arranged, a micro-pipe is arranged in the casing, and the upper end of the micro-pipe extends into soil above the casing. The water level of the water tank is automatically adjusted through the ball float valve in the water level control water tank, and the water level in the sleeve can be controlled by utilizing the principle of the communicating pipe so as to adjust the irrigation wetting range and can be adjusted timely according to the growth condition of crop roots; the micro-tube irrigation technology is carried out by utilizing the capillary action principle, the problem of blockage of an underground irrigation emitter is well solved, proper amount of water can be supplied timely and accurately, and the irrigation uniformity and accuracy are improved.
Description
Technical Field
The invention relates to the technical field of irrigation, in particular to underground microtube irrigation, and particularly relates to an underground microtube irrigation system with an adjustable wetting range.
Background
At present, in all cultivated lands in China, less than 50% of the cultivated land area can be irrigated, but within the irrigated area, about only 3% of the cultivated land area is an efficient irrigation technology, most of the cultivated land areas adopt the traditional irrigation methods, namely ridge irrigation, furrow irrigation and the like, the irrigation uniformity is low, the water waste is serious, the water utilization efficiency is low, and the technology is backward.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the underground microtube irrigation system with the adjustable wetting range, which improves the irrigation uniformity, prevents a large amount of water from evaporating because the irrigation system is buried underground, reduces the water waste to a great extent and improves the utilization rate of irrigation water.
The invention is realized by the following technical scheme, and provides an underground microtube irrigation system capable of adjusting the wetting range, which comprises a water level control box, a capillary communicated with the water level control box, and a plurality of sleeves fixedly connected and communicated with the capillary, wherein the capillary and the sleeves are both positioned in soil, the communication point of the capillary and the water level control box is lower than the water inlet of the water level control box in the height direction, and the water inlet of the water level control box is communicated with a water supply branch pipe through a ball float valve; the casing is vertically arranged, a micro-pipe is arranged in the casing, and the upper end of the micro-pipe extends into soil above the casing.
When the scheme is used, water is supplied into the water level control box through the water supply branch pipe, the water in the water level control box enters each sleeve through the capillary, and the water in the sleeves is conveyed to soil through the capillary action of the micro-pipes; by utilizing the principle of the communicating vessel, the rising and falling of the water level in the water level control box can be controlled and adjusted through the floating ball valve so as to control the height of the water level in the casing pipe, thereby changing the rising height of the capillary water in the micro-pipe and realizing the adjustment of the wetting range.
As optimization, a water inlet hole is formed in the lower portion of the side wall of the sleeve, a transverse pipe is fixedly connected to the outer end of the water inlet hole, a vertical pipe communicated with the capillary pipe is arranged at one end, far away from the sleeve, of the transverse pipe, and a check valve is arranged in the transverse pipe. This optimization scheme's violently pipe and standpipe form 90 degrees elbows, realize the intercommunication of sleeve pipe and hollow billet through 90 degrees elbows, and the check valve of easy to assemble moreover prevents during the water refluence in the sleeve pipe advances the hollow billet through setting up the check valve.
Preferably, the pipe wall of the capillary is provided with a through hole opposite to the vertical pipe, the lower end of the vertical pipe is provided with a large-diameter conical cylinder, the outer diameter of the large-diameter end of the conical cylinder is larger than the diameter of the through hole, the outer diameter of the small-diameter end of the conical cylinder is smaller than the diameter of the through hole, and the side wall of the conical cylinder is provided with at least two deformation joints. According to the optimized scheme, the plug is arranged on the conical barrel, so that the vertical pipe is inserted into the capillary pipe, and the sleeve pipe is conveniently connected with the capillary pipe; through setting up the movement joint, receive compression deformation when making the lateral wall of a awl section of thick bamboo inserted the through-hole, the whole through-hole entering hollow billet of a awl section of thick bamboo after, the awl section of thick bamboo pipe wall kick-backs to prevent that the standpipe from deviating from the hollow billet, sealed setting between standpipe and the through-hole.
For optimization, the micro-tube is filled with capillary material. According to the optimization scheme, the micro-tubes are filled with materials capable of forming capillaries, so that capillary force is formed on the micro-tubes and communicated with the capillaries of the soil through the micropores, and irrigation water irrigates the soil from the sleeve pipes by utilizing the capillary principle; meanwhile, the micro-pipe utilizes the capillary principle for irrigation, so that the micro-pipe is not afraid of blockage of fine-grained substances and the like in soil, and the problem that emitters for underground irrigation such as infiltrating irrigation and underground drip irrigation are easy to block and cannot work normally is solved.
Preferably, the water level control boxes are multiple, and each water level control box is communicated with one or more capillary tubes. The setting of this optimization scheme is convenient for form the irrigation pipe network to set up the quantity of each component in the irrigation pipe network according to the size of irrigation area.
The invention has the beneficial effects that: the height of the water level of the water tank is automatically adjusted through the ball float valve in the water level control water tank, and the height of the water level in the sleeve can be controlled by utilizing the principle of a communicating pipe so as to adjust the irrigation wetting range and adjust the irrigation wetting range timely according to the growth condition of crop roots; the micro-tube irrigation technology is carried out by utilizing the capillary action principle, the problem of blockage of an underground irrigation emitter is well solved, proper amount of water can be supplied timely and accurately, and the irrigation uniformity and accuracy are improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the joint between the capillary and the casing;
shown in the figure:
1. a water supply branch pipe 2, a ball float valve 3, a ball float 4, a connecting rod 5, a water level control box 6, a micro pipe 7, a sleeve 8, a capillary pipe 9, a check valve 10 and a cone.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.
As shown in figure 1, the underground microtube irrigation system with the adjustable wetting range comprises a water level control box 5, a capillary 8 communicated with the water level control box and a plurality of sleeves 7 fixedly connected with the capillary and communicated with the capillary, wherein the capillary 8 and the sleeves 7 are both positioned in soil, the communication point of the capillary and the water level control box is lower than a water inlet of the water level control box in the height direction, the water inlet of the water level control box is communicated with a water supply branch pipe 1 through a ball float valve 2, and water in a main pipe enters the water supply branch pipe along the arrow direction in the figure and then enters the water level control box. Specifically, one side of the water level control box is connected to a branch pipe through a pipeline and a ball float valve, the other side of the water level control box is connected with a capillary, and water in the branch pipe can be distributed into the capillary through the water level control box; the float valve adopts the prior art, and it includes valve body, floater 3 and connecting rod 4 constitution, through adjusting the upper and lower position of floater on the connecting rod to adjust the open and closed state of float valve, thereby adjust the water level height in the water level control box. When the water level in the water level control box is reduced, the ball float valve can be automatically opened to supplement water for the water level control box so as to maintain the water level in the water tank, thereby maintaining the water level in the sleeve and meeting the irrigation requirement; when the water level rises to a certain position, the floating ball is subjected to the buoyancy action of the water and rises along with the water, and when the water level reaches a certain position, the floating ball valve is automatically closed so as to keep the water level in the water level control box. Therefore, the position of the floating ball on the connecting rod is adjusted, the water level in the water tank can be controlled by adjusting the water level, the water level in the sleeve can be adjusted to be low, the soil wetting range is adjusted, and crops can be irrigated in time and in a proper amount.
The casing pipe is a pipeline which is connected with the capillary, has a certain height and is sleeved outside the micro-pipe, the casing pipe 7 of the embodiment is vertically arranged, the micro-pipe 6 is arranged in the casing pipe, the inner diameter of the casing pipe is larger than the outer diameter of the micro-pipe, and irrigation water filled in the water level control water tank is filled in a gap between the casing pipe and the micro-pipe by the principle of a communicating pipe. The micro-pipe is a micro-porous thin pipeline and is communicated with the sleeve, the upper end of the micro-pipe 6 extends into the soil above the sleeve, and the micro-pipe 6 is filled with a capillary material. The micro-pipe and the capillary are buried together with each other to a certain depth, the micro-pipe is an irrigator of the capillary irrigation system, and the micro-pipe in the micro-pipe can be used for moistening soil to finish irrigation. By utilizing the principle of a communicating vessel and adjusting the water level in the water level control box, the height of the water level in the sleeve is adjusted, when the water level in the sleeve rises, the capillary water rises to a certain height by virtue of the capillary principle, the range of the moist soil rises, and otherwise, the range of the moist soil moves downwards.
The inlet opening has been seted up to sheathed tube lateral wall lower part, and the rigid coupling of inlet opening outer end has violently the pipe, violently the pipe keep away from sheathed tube one end set up with the standpipe of capillary intercommunication, violently the pipe and standpipe formation 90 degrees joints. Be equipped with check valve 9 in violently managing, the check valve is opened to the sleeve pipe from the standpipe, allows irrigation water to flow to the sleeve pipe from the standpipe, prevents that the intraductal water of cover from flowing backwards to the capillary.
In order to facilitate the communication between the sleeve and the capillary, as shown in fig. 2, a through hole opposite to the vertical pipe is formed in the top of the pipe wall of the capillary, the vertical pipe and the through hole are hermetically arranged, a plug is arranged at the lower end of the vertical pipe, the plug is a conical cylinder 10 with a large upper part and a small lower part, the outer diameter of the large-diameter end of the conical cylinder is larger than the diameter of the through hole, the outer diameter of the small-diameter end of the conical cylinder is smaller than the diameter of the through hole, and three deformation joints which are uniformly distributed along the circumferential direction are formed in the side wall of the conical cylinder.
The water level control box is a plurality of, and every water level control box communicates one or many hollow billet respectively, can lay a water level control water tank for every hollow billet, also can be a water level control box of many hollow billets sharing, and main pipe, water supply branch pipe and capillary formation irrigate the pipe network, can carry out appropriate irrigation in good time according to the distribution range of crop root system. Convenient and flexible use, labor saving, water saving and high irrigation uniformity.
In order to reduce the cost, plastic pipes can be adopted in the embodiment except for the commercially available float valve; the microtube can be filled with fiber, absorbent cotton and the like to form a capillary.
This embodiment during operation at first fixes the device according to figure 1, figure 2, buries underground to avoid influencing the farming, irrigation water is carried irrigation water to the water level control water tank by trunk, water supply branch pipe during irrigation in, adjusts the position of floater 3 according to irrigation requirement, with the water level in the regulation water level control water tank, thereby adjusts the water level in the sleeve pipe, when water level reaches the settlement water level in the water level control tank, the ball-cock assembly can self-closing, in order to maintain the water level unchangeable. The irrigation water in the sleeve is transmitted to the soil by the capillary force in the micro-tubes and is diffused in the soil by the capillary force of the soil, the soil reaches a certain moisture content to provide moisture for crops, the moisture in the soil is reduced along with the absorption and utilization of the moisture by the crops, the micro-tubes are timely supplemented, and the soil keeps a certain moisture content. If the wetting range needs to be changed, the position of the floating ball is adjusted to change the height of the water level in the water level control box, so that the height of the water level in the sleeve is adjusted, and the adjustment of the wetting range can be realized.
The invention needs small water supply flow of the system, can keep the soil moisture content in a certain range, can not be too low or too high, and is more suitable for crop growth.
Of course, the above description is not limited to the above examples, and the undescribed technical features of the present invention can be implemented by or using the prior art, and will not be described herein again; the above embodiments and drawings are only for illustrating the technical solutions of the present invention and not for limiting the present invention, and the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that changes, modifications, additions or substitutions within the spirit and scope of the present invention may be made by those skilled in the art without departing from the spirit of the present invention, and shall also fall within the scope of the claims of the present invention.
Claims (5)
1. An underground microtube irrigation system capable of adjusting the wetting range, which is characterized in that: the device comprises a water level control box (5), a capillary (8) communicated with the water level control box and a plurality of sleeves (7) fixedly connected and communicated with the capillary, wherein the capillary (8) and the sleeves (7) are both positioned in soil, the communication point of the capillary and the water level control box is lower than the water inlet of the water level control box in the height direction, and the water inlet of the water level control box is communicated with a water supply branch pipe (1) through a ball float valve (2);
the casing (7) is vertically arranged, a micro-pipe (6) is arranged in the casing, and the upper end of the micro-pipe (6) extends into the soil above the casing.
2. An adjustable wetting range underground microtube irrigation system according to claim 1, wherein: the lower part of the side wall of the sleeve is provided with a water inlet, the outer end of the water inlet is fixedly connected with a transverse pipe, one end of the transverse pipe, far away from the sleeve, is provided with a vertical pipe communicated with the capillary pipe, and a check valve (9) is arranged in the transverse pipe.
3. An adjustable wetting range underground microtube irrigation system according to claim 2, wherein: the pipe wall of the capillary is provided with a through hole opposite to the vertical pipe, the lower end of the vertical pipe is provided with a large-diameter conical cylinder (10), the outer diameter of the large-diameter end of the conical cylinder is larger than the diameter of the through hole, the outer diameter of the small-diameter end of the conical cylinder is smaller than the diameter of the through hole, and the side wall of the conical cylinder is provided with at least two deformation joints.
4. An adjustable wetting range underground microtube irrigation system according to claim 1, wherein: the micro-tube (6) is filled with capillary materials.
5. An adjustable wetting range underground microtube irrigation system according to claim 1, wherein: the water level control boxes are multiple, and each water level control box is respectively communicated with one or more capillary tubes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111520834.1A CN114009318A (en) | 2021-12-14 | 2021-12-14 | Underground microtube irrigation system capable of adjusting wetting range |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111520834.1A CN114009318A (en) | 2021-12-14 | 2021-12-14 | Underground microtube irrigation system capable of adjusting wetting range |
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| Publication Number | Publication Date |
|---|---|
| CN114009318A true CN114009318A (en) | 2022-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111520834.1A Pending CN114009318A (en) | 2021-12-14 | 2021-12-14 | Underground microtube irrigation system capable of adjusting wetting range |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1477393A (en) * | 2003-07-16 | 2004-02-25 | 王玉宝 | Crop evaporation transpiration instrument |
| CN2674244Y (en) * | 2002-07-24 | 2005-01-26 | 新疆天业节水灌溉股份有限公司 | Direct-inserting, locking-fast ant sealing type joint for pipeline of drip irrigation |
| CN2759148Y (en) * | 2004-11-16 | 2006-02-22 | 辽宁省水利水电科学研究院 | Micro-irrigating suction type douche |
| CN104429821A (en) * | 2014-11-24 | 2015-03-25 | 衢州市煜鑫农产品加工技术开发有限公司 | Drip irrigation device with capillary tube |
| CN111183880A (en) * | 2020-02-10 | 2020-05-22 | 北京农业信息技术研究中心 | Negative water head irrigation system |
| CN111296255A (en) * | 2020-03-13 | 2020-06-19 | 宁夏大学 | Underground irrigator for garden flowers and plants and layout method thereof |
| CN111512937A (en) * | 2020-05-13 | 2020-08-11 | 甘肃省农业科学院土壤肥料与节水农业研究所 | Timely irrigation system |
| CN216415448U (en) * | 2021-12-14 | 2022-05-03 | 山东农业大学 | Underground microtube irrigation system capable of adjusting wetting range |
-
2021
- 2021-12-14 CN CN202111520834.1A patent/CN114009318A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2674244Y (en) * | 2002-07-24 | 2005-01-26 | 新疆天业节水灌溉股份有限公司 | Direct-inserting, locking-fast ant sealing type joint for pipeline of drip irrigation |
| CN1477393A (en) * | 2003-07-16 | 2004-02-25 | 王玉宝 | Crop evaporation transpiration instrument |
| CN2759148Y (en) * | 2004-11-16 | 2006-02-22 | 辽宁省水利水电科学研究院 | Micro-irrigating suction type douche |
| CN104429821A (en) * | 2014-11-24 | 2015-03-25 | 衢州市煜鑫农产品加工技术开发有限公司 | Drip irrigation device with capillary tube |
| CN111183880A (en) * | 2020-02-10 | 2020-05-22 | 北京农业信息技术研究中心 | Negative water head irrigation system |
| CN111296255A (en) * | 2020-03-13 | 2020-06-19 | 宁夏大学 | Underground irrigator for garden flowers and plants and layout method thereof |
| CN111512937A (en) * | 2020-05-13 | 2020-08-11 | 甘肃省农业科学院土壤肥料与节水农业研究所 | Timely irrigation system |
| CN216415448U (en) * | 2021-12-14 | 2022-05-03 | 山东农业大学 | Underground microtube irrigation system capable of adjusting wetting range |
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