CN117243090A - Water ration system for agricultural irrigation - Google Patents
Water ration system for agricultural irrigation Download PDFInfo
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- CN117243090A CN117243090A CN202311358713.0A CN202311358713A CN117243090A CN 117243090 A CN117243090 A CN 117243090A CN 202311358713 A CN202311358713 A CN 202311358713A CN 117243090 A CN117243090 A CN 117243090A
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- 230000002262 irrigation Effects 0.000 title claims abstract description 76
- 238000003973 irrigation Methods 0.000 title claims abstract description 76
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 108
- 238000009826 distribution Methods 0.000 claims abstract description 49
- 239000003621 irrigation water Substances 0.000 claims abstract description 33
- 239000007788 liquid Substances 0.000 claims abstract description 18
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 22
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 22
- 241001330002 Bambuseae Species 0.000 claims description 22
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 22
- 239000011425 bamboo Substances 0.000 claims description 22
- 238000006073 displacement reaction Methods 0.000 claims description 11
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims description 9
- 229910052753 mercury Inorganic materials 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 8
- 239000002689 soil Substances 0.000 abstract description 19
- 238000013459 approach Methods 0.000 abstract description 8
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 13
- 230000036413 temperature sense Effects 0.000 description 10
- 238000001704 evaporation Methods 0.000 description 9
- 230000033001 locomotion Effects 0.000 description 8
- 230000008020 evaporation Effects 0.000 description 6
- 230000012010 growth Effects 0.000 description 6
- 230000035945 sensitivity Effects 0.000 description 6
- 230000005855 radiation Effects 0.000 description 5
- 241000196324 Embryophyta Species 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000012271 agricultural production Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 230000008635 plant growth Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000007774 longterm Effects 0.000 description 2
- 235000016709 nutrition Nutrition 0.000 description 2
- 230000035764 nutrition Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 241000282412 Homo Species 0.000 description 1
- 241000282414 Homo sapiens Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000009434 installation Methods 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
- 238000012856 packing Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000029553 photosynthesis Effects 0.000 description 1
- 238000010672 photosynthesis Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- A01G25/02—Watering arrangements located above the soil which make use of perforated pipe-lines or pipe-lines with dispensing fittings, e.g. for drip irrigation
- A01G25/023—Dispensing fittings for drip irrigation, e.g. drippers
-
- 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
- A01G25/167—Control by humidity of the soil itself or of devices simulating soil or of the atmosphere; Soil humidity sensors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/22—Improving land use; Improving water use or availability; Controlling erosion
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Environmental Sciences (AREA)
- Cultivation Of Plants (AREA)
Abstract
The invention relates to the technical field of agricultural irrigation, in particular to a quantitative distribution system for agricultural irrigation water, which comprises farmlands and raised ridges on the farmlands, wherein drip irrigation pipes are respectively arranged on the left side and the right side in the ridges in a penetrating way, the system comprises two first temperature sensing cylinders, temperature sensing liquid is filled in the two first temperature sensing cylinders, the two first temperature sensing cylinders are respectively inserted into the inner sides of left slopes and right slopes of the ridges, the top ends of the two first temperature sensing cylinders are communicated with one U-shaped pipe, the inner sides of the U-shaped pipes are slidably connected with a second piston, the top ends of the U-shaped pipes are fixedly connected with distribution cylinders, sliding blocks are slidably connected with the inner sides of the distribution cylinders, through holes are formed in the inner sides of the sliding blocks, the lower temperature of wet soil is also lower, and the inventor sets a ingenious irrigation water distribution system through the relation, so that irrigation water firstly irrigates slowly on one side with lower humidity on the ridges, and the arrangement can enable the humidity of soil on the two sides of the ridges to approach to be consistent.
Description
Technical Field
The invention relates to the technical field of agricultural irrigation, in particular to a quota distribution system for agricultural irrigation water.
Background
Humans through agricultural production interfere with and utilize the natural ecosystem, with which the most widely and most viable material circulation and energy conversion processes are formed. Water is the material foundation necessary for the growth of all crops, is the pulse of agriculture, and agricultural production mainly utilizes the chemical energy of water to convert the chemical energy into organic chemical energy through photosynthesis and respiration of crops, thereby providing agricultural products and industrial raw materials for human beings to survive.
However, in the existing agricultural production field, the irrigation mode, the irrigation amount and the irrigation time of crops are generally determined according to experience, and are affected by environmental variability, so that the irrigation effect is not ideal in many cases, for example, as shown in fig. 1, the problem that the irrigation water tends to be too much or too little occurs in the case of crops produced by the ridge 2, because the protrusion of the ridge 2 is affected by illumination or windward side, the difference of the environments of the left side and the right side 3, i.e. the difference of moisture is easily generated, the difference is concentrated, because the plant root is in diffusible growth, the difference of the moisture affects the growth direction of the root system of the crops and the absorption effect of the moisture, and the sufficient absorption of nutrition in the ridge cannot be realized, particularly, when the left side 3 or the right side 4 faces south, the evaporation amount of the ridge 2 is large, so that the soil humidity on the south side is small, when the left side 3 or the right side 4 is in windward side for a long time, the evaporation amount on the windward side of the ridge 2 is large, and the soil humidity on the windward side is small.
To above-mentioned problem, current irrigation system is difficult to realize comparatively accurate irrigation volume, also can not compensate the less one side of soil humidity, in the long-term past, can not only cause the water source extravagant (the water source is comparatively concentrated the soil and oozes under the condition can appear), still can influence the growth vigor of plant.
Accordingly, a water ration distribution system for agricultural irrigation is proposed in view of the above-mentioned problems.
Disclosure of Invention
The invention aims to provide a ration distribution system for agricultural irrigation water, which aims to solve the problems that the irrigation effect is not ideal in many cases due to the environmental variability, and the irrigation water is too much or too little in many cases, for crops produced by ridge culture, the large difference of environments on the left side and the right side of the ridge, namely the left slope and the right slope, is easily generated due to the influence of illumination, windward side and the like because the protrusion of the ridge is influenced by the illumination, the large difference of environments on the left slope and the right slope is concentrated on the water, the growth direction of the root system of crops and the absorption effect of the water are influenced by the difference of the water content because the root system of the plants is diffusely grown, the sufficient absorption of nutrition in the ridge cannot be realized, the relatively accurate irrigation amount cannot be realized by the conventional irrigation system, the compensation of one side with smaller soil humidity cannot be realized, the water source is wasted in the long term, and the growth situation of the plants is influenced.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an agricultural irrigation water ration distribution system, includes bellied ridge on farmland and the farmland, and the drip irrigation pipe is worn to be equipped with in the ridge left and right sides, and this system includes two first temperature sense section of thick bamboo, two the inside packing of first temperature sense section of thick bamboo has temperature sense liquid, two first temperature sense section of thick bamboo inserts respectively in the inboard of the left slope and the right slope of ridge, two the top intercommunication of first temperature sense section of thick bamboo has same U type pipe, the inboard sliding connection of U type pipe has the second piston, the top fixedly connected with distribution section of thick bamboo of U type pipe;
the inside sliding connection of a distribution section of thick bamboo has the slider, the through-hole has been seted up to the inboard of slider, and the central position of through-hole is provided with horizontal part, and the through-hole is provided with wedge to the extending direction in the slider outside, is provided with the baffle between horizontal part and the wedge, the slider can follow the direction slip of second piston, the inlet tube has been seted up to the front end of a distribution section of thick bamboo, the rear end intercommunication of a distribution section of thick bamboo has first delivery pipe and second delivery pipe, and first delivery pipe and second delivery pipe are linked together with the drip irrigation pipe of the intraductal left and right sides of ridge respectively.
As an alternative to the agricultural irrigation water quota dosing system of the present invention, wherein: when the slide block is positioned at the central position of the distribution cylinder, the horizontal part of the through hole can be simultaneously communicated with the first water supply pipe and the second water supply pipe, when the slide block is positioned at the leftmost position of the distribution cylinder, the horizontal part of the through hole is communicated with the first water supply pipe, the wedge-shaped part on the right side is communicated with the second water supply pipe, when the slide block is positioned at the rightmost position of the distribution cylinder, the wedge-shaped part on the left side is communicated with the first water supply pipe, and the horizontal part of the through hole is communicated with the second water supply pipe.
Generally, under the same environment temperature, the more humid soil is lower in temperature, and the inventor sets a ingenious irrigation water distribution system through the relation, so that irrigation water firstly carries out slow irrigation compensation on one side with lower humidity on the ridge, and when the humidity on two sides of the ridge approaches to be consistent, irrigation on two sides is simultaneously realized, and the arrangement can enable the humidity of the soil on two sides of the ridge to approach to be consistent, save water sources and ensure the stability of plant growth;
according to the invention, two first temperature sensing cylinders are arranged on two sides of a ridge, temperature sensing liquid is filled in the first temperature sensing cylinders, the two first temperature sensing cylinders are respectively inserted into the inner sides of a left slope and a right slope of the ridge, the temperatures of the two sides of the ridge are sensed through the first temperature sensing cylinders, the same U-shaped pipe is communicated with the top ends of the two first temperature sensing cylinders, a second piston is connected with the inner sides of the U-shaped pipe in a sliding manner, when temperature differences occur on the two sides of the ridge, namely, humidity differences occur on the two sides of the surface ridge, the expansion degree of the temperature sensing liquid in the first temperature sensing cylinders is different at different temperatures, the expansion degree of the temperature sensing liquid in the first temperature sensing cylinders on the side of the high temperature is larger than that of the first temperature sensing cylinders on the side of the low temperature, the pressure in the first temperature sensing cylinders on the side of the high temperature is higher than that on the side of the low temperature, the second piston moves towards the side of the low temperature correspondingly, the slide block which moves towards the side of the low temperature is also, and the same as the second piston moves towards the side of the low temperature to the limit position, so that a water supply pipe on the side of the low temperature side is communicated with the horizontal part of the slide block, namely, the water supply pipe on the side of the low temperature side of the slide block is more than the high temperature compensation part is more than the high temperature side, the high temperature compensation part is formed by the effect, and the effect of the high radiation compensation amount is reduced, and the high temperature compensation effect is achieved, and the effect is that the high temperature compensation effect is achieved.
After slow compensation is finished, humidity at two sides of the ridge approaches to be consistent, the second piston is reset, the horizontal part of the through hole can be simultaneously communicated with the first water supply pipe and the second water supply pipe, and at the moment, the areas of the through holes distributed by the passages of the first water supply pipe and the second water supply pipe are consistent, so that uniform irrigation is realized;
as an alternative to the agricultural irrigation water quota dosing system of the present invention, wherein: the system also comprises a water pump, the input end of the water pump is communicated with an irrigation water source, the output end of the water pump is communicated with the water inlet end of the water inlet pipe, and the water inlet pipe is also communicated with a flow control valve.
Under the above arrangement, when the water source is used for irrigation, quantitative irrigation is carried out according to the water demand of crops in the growing period, a water source is pumped out by a water pump and enters a water inlet pipe and a through hole to enter a first water supply pipe and a second water supply pipe to realize irrigation, a flow control valve is arranged for controlling the total flow of irrigation, and after the set irrigation flow is reached, the water source is automatically closed to stop irrigation;
as an alternative to the agricultural irrigation water quota dosing system of the present invention, wherein: the temperature sensing liquid is mercury, a heat conducting ring is arranged on the first temperature sensing cylinder, the inner sides of the two ends of the U-shaped pipe are connected with a first piston in a sliding mode, and the first piston and the second piston are made of plastic materials.
Under the arrangement, the heat conducting ring is convenient for the temperature transmission of soil, the first piston is used for isolating mercury and preventing mercury from evaporating and flowing to the position of the second piston, the first piston and the second piston which are made of plastic materials are lighter in weight and are used for increasing the sensitivity of the first piston and the second piston to movement in the U-shaped pipe, wherein the diameter of the U-shaped pipe can be relatively smaller, the concentration effect of pressure is increased, and the sensitivity of the first piston and the second piston to movement in the U-shaped pipe is further increased;
as an alternative to the agricultural irrigation water quota dosing system of the present invention, wherein: the inside sliding connection of bottom of a dispensing section of thick bamboo has the driven piece, the inside fixedly connected with displacement sensor of bottom of a dispensing section of thick bamboo, driven piece and displacement sensor sliding connection obtain the skew direction of driven piece in a dispensing section of thick bamboo through displacement sensor.
Under the arrangement, the driven plate and the magnet embedded outside the second piston form a magnetic attraction structure, and at the moment, the driven plate can synchronously move along with the magnet embedded outside the second piston to identify the offset direction of the second piston;
as an alternative to the agricultural irrigation water quota dosing system of the present invention, wherein: the magnet is embedded in the outer side of the second piston, the driven plate is also made of the magnet, the magnet embedded in the outer side of the second piston and the driven plate form a magnetic attraction structure, and the driven plate moves synchronously along with the magnet embedded in the outer side of the second piston.
As an alternative to the agricultural irrigation water quota dosing system of the present invention, wherein: one end of the distribution cylinder is rotationally connected with a toothed ring, one end of the sliding block is rotationally connected with a screw rod, the screw rod extends out of the inner side of the distribution cylinder and is in spiral connection with the inner side of the toothed ring, the bottom end of the distribution cylinder is fixedly connected with a motor, the tail end of a main shaft of the motor is fixedly connected with a gear, and the outer side of the gear is meshed with the outer side of the toothed ring.
Under the above-mentioned setting, the motion mode of slider is, and the motor rotates, and the motor drives the gear rotation, and the rotation of gear drives the ring gear and rotates, and the spiral connection of ring gear and screw rod makes the screw rod to move left or right, and the screw rod drives the slider and moves left or right, and the extreme position of slider motion is that wedge is linked together with one of them delivery pipe completely.
An alternative to the agricultural irrigation water ration dispensing system of the present invention is wherein: the outside fixedly connected with stopper of slider, the outside of stopper and the inboard sliding connection of dispensing cylinder.
Under the above arrangement, the limiting block is used for limiting the rotation of the sliding block and preventing the sliding block from rotating;
as an alternative to the agricultural irrigation water quota dosing system of the present invention, wherein: two symmetrically arranged touch-sensitive switches are fixedly connected to the left side and the right side of the bottom end of the distribution cylinder respectively, and an alarm is arranged on the outer side of the distribution cylinder.
Under the arrangement, the left side and the right side of the bottom end of the distribution cylinder are fixedly connected with two symmetrically arranged touch-sensitive switches respectively, when the driven plate moves along with the second piston and touches the touch-sensitive switches, the humidity difference at the two sides of the ridge is larger, and at the moment, the alarm can give out an alarm so as to remind a worker to carry out irrigation compensation, wherein the soil humidity at the inner side of the center of the ridge can be detected to analyze whether irrigation is needed.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the agricultural irrigation water quota distribution system, the humidity difference at two sides of the ridge is converted into the information difference capable of changing the irrigation quota, so that effective uniform irrigation is achieved, and because the temperature of the wet soil is lower under the same environmental temperature, the inventor sets a smart irrigation water distribution system through the relationship, irrigation water firstly carries out slow irrigation compensation on one side of the ridge with lower humidity, and when the humidity at two sides of the ridge approaches to be consistent, irrigation on two sides is achieved at the same time, the arrangement can enable the humidity of the soil at two sides of the ridge to approach to be consistent, water sources are saved, and meanwhile stability of plant growth is guaranteed.
2. The invention relates to a ration distribution system for agricultural irrigation water, two first temperature sensing cylinders are arranged at two sides of a ridge, temperature sensing liquid is filled in the first temperature sensing cylinders, the two first temperature sensing cylinders are respectively inserted into the inner sides of a left slope and a right slope of the ridge, the temperatures at the two sides of the ridge are sensed through the first temperature sensing cylinders, the tops of the two first temperature sensing cylinders are communicated with one U-shaped pipe, the inner sides of the U-shaped pipes are connected with a second piston in a sliding way, when temperature difference occurs at the two sides of the ridge, namely, the humidity difference occurs at the two sides of the surface ridge, the expansion degree of the temperature sensing liquid in the first temperature sensing cylinders at the side of high temperature is different, the expansion degree of the temperature sensing liquid in the first temperature sensing cylinders at the side of high temperature is larger than that of the first temperature sensing cylinders at the side of low temperature, the pressure in the first temperature sensing cylinder at the high temperature side is higher than that at the low temperature side, the second piston moves towards the low temperature side correspondingly, the sliding block moving at the same side as the second piston moves towards the low temperature side to the limit position, so that the water supply pipe at the low temperature side is communicated with the horizontal part of the sliding block, the water supply pipe at the high temperature side is communicated with the wedge-shaped part of the sliding block, and the opening area of the wedge-shaped part is larger than that of the horizontal part, at the moment, the irrigation amount of the water supply pipe at the high temperature side is larger than that of the water supply pipe at the low temperature side, namely the irrigation amount at the lower humidity side is increased, the effect of irrigation compensation at the high evaporation side is achieved, and the working time of irrigation compensation is selected under the condition of no wind and no sunlight radiation so as to reduce compensation errors.
3. This ration distribution system for agricultural irrigation water, after slow compensation finishes, the humidity of ridge both sides approaches unanimously, and the second piston resets, and the horizontal part of through-hole can be linked together with first delivery pipe and second delivery pipe simultaneously, and at this moment, the through-hole area size that the passageway of first delivery pipe and second delivery pipe was allocated is unanimous to realize even irrigation.
4. According to the quantitative irrigation system for the agricultural irrigation water, quantitative irrigation is carried out according to the water demand of crops in the growing period, a water source is pumped out through a water pump and enters a water inlet pipe and a through hole to enter a first water supply pipe and a second water supply pipe to realize irrigation, a flow control valve is arranged to control the total flow of irrigation, and after the set irrigation flow is reached, the valve is automatically closed to stop irrigation.
5. This ration distribution system for agricultural irrigation water, the heat-conducting ring of setting is convenient for the temperature transfer of soil, and the first piston of setting is used for the isolated mercury, prevents that mercury from evaporating the position that flows to the second piston, and first piston and the second piston weight that plastic materials made are lighter for increase the sensitivity of first piston and second piston in the intraductal motion of U type, wherein, can be with the diameter setting of U type pipe relatively less, increase the concentrated effect of pressure, reduce the sensitivity that further increases first piston and second piston in intraductal motion of U type.
6. According to the quota distribution system for the agricultural irrigation water, the left side and the right side of the bottom end of the distribution cylinder are fixedly connected with the two symmetrically-arranged touch-sensitive switches respectively, when the driven plate moves along with the second piston and touches the touch-sensitive switches, the fact that the humidity difference of the two sides of the ridge is large is indicated, at the moment, the alarm can give out an alarm, so that a worker is reminded of carrying out irrigation compensation, wherein the soil humidity inside the center of the ridge can be detected, and whether irrigation is needed or not can be analyzed.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a conventional ridge planting;
FIG. 2 is a schematic view of the overall mounting structure of the present invention;
FIG. 3 is a schematic view of an installation structure of a first temperature sensing barrel according to the present invention;
FIG. 4 is a schematic view of the structure A of FIG. 2 according to the present invention;
FIG. 5 is a schematic diagram of the structure of FIG. 3B according to the present invention;
FIG. 6 is a schematic view of the structure of FIG. 3 at C in the present invention;
FIG. 7 is a schematic view of the mounting structure at a dispensing cartridge of the present invention;
FIG. 8 is a schematic diagram showing the structure of the through hole at the sliding block, the water inlet pipe and the water supply pipe staggered up and down;
FIG. 9 is a schematic view of the appearance of the slider according to the present invention.
In the figure: 1. a farmland; 2. a ridge; 3. a left slope; 4. a right slope; 5. a drip irrigation pipe; 6. a first water supply pipe; 7. a second water supply pipe; 8. a water pump; 9. a first temperature-sensitive cylinder; 91. a heat conducting ring; 10. a water inlet pipe; 11. a partition plate; 12. a U-shaped tube; 13. a slide block; 14. a first piston; 15. a toothed ring; 16. a motor; 17. a gear; 18. a screw; 19. a dispensing cartridge; 20. a displacement sensor; 21. a touch sensitive switch; 22. a second piston; 23. a driven plate; 24. a through hole; 241. a horizontal portion; 242. a wedge portion; 25. a limiting block; 26. an alarm; 27. a flow control valve.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1-9, the present invention provides a technical solution:
the utility model provides an agricultural irrigation water ration distribution system, including farmland 1 and protruding ridge 2 on farmland 1, the drip irrigation pipe 5 is worn to be equipped with in the left and right sides in the ridge 2, this system includes two first temperature sense section of thick bamboo 9, two above-mentioned first temperature sense section of thick bamboo 9 are inside to be filled with the temperature sense liquid, two above-mentioned first temperature sense section of thick bamboo 9 insert respectively in the inboard of the left slope 3 and the right slope 4 of ridge 2, the top intercommunication of two above-mentioned first temperature sense section of thick bamboo 9 has same U type pipe 12, the inboard sliding connection of above-mentioned U type pipe 12 has second piston 22, the top fixedly connected with distribution section of thick bamboo 19 of above-mentioned U type pipe 12;
the inside sliding connection of the above-mentioned distribution section of thick bamboo 19 has slider 13, and the through-hole 24 has been seted up to the inboard of above-mentioned slider 13, and the central position of through-hole 24 is provided with horizontal part 241, and the through-hole 24 is provided with wedge 242 to the extending direction of slider 13 outside, is provided with baffle 11 between horizontal part 241 and the wedge 242, and above-mentioned slider 13 can follow the direction slip of second piston 22, and inlet tube 10 has been seted up to the front end of the above-mentioned distribution section of thick bamboo 19, and the rear end intercommunication of the above-mentioned distribution section of thick bamboo 19 has first delivery pipe 6 and second delivery pipe 7, and first delivery pipe 6 and second delivery pipe 7 are linked together with the drip irrigation pipe 5 of the left and right sides in the ridge 2 respectively.
Specifically, when the slider 13 is in the central position of the dispensing cartridge 19, the horizontal portion 241 of the through hole 24 can be simultaneously communicated with the first water supply pipe 6 and the second water supply pipe 7, when the slider 13 is in the leftmost position of the dispensing cartridge 19, the horizontal portion 241 of the through hole 24 is communicated with the first water supply pipe 6, the wedge portion 242 on the right side is communicated with the second water supply pipe 7, when the slider 13 is in the rightmost position of the dispensing cartridge 19, the wedge portion 242 on the left side is communicated with the first water supply pipe 6, and the horizontal portion 241 of the through hole 24 is communicated with the second water supply pipe 7.
Generally, under the same environment temperature, the more humid soil is lower in temperature, the inventor sets a ingenious irrigation water distribution system through the relation, irrigation water firstly carries out slow irrigation compensation on one side of the ridge 2 with lower humidity, when the humidity of the two sides of the ridge 2 is nearly identical, irrigation on the two sides is simultaneously realized, the arrangement can enable the humidity of the soil on the two sides of the ridge 2 to be nearly identical, water sources are saved, and meanwhile, the stability of plant growth is ensured;
the invention converts the humidity difference at two sides of the ridge 2 into the information difference which can change the irrigation quota so as to realize effective uniform irrigation, two first temperature sensing cylinders 9 are arranged at two sides of the ridge 2, the first temperature sensing cylinders 9 are filled with temperature sensing liquid, the two first temperature sensing cylinders 9 are respectively inserted into the inner sides of a left slope 3 and a right slope 4 of the ridge 2, the temperature at two sides of the ridge 2 is sensed through the first temperature sensing cylinders 9, the top ends of the two first temperature sensing cylinders 9 are communicated with the same U-shaped tube 12, the inner sides of the U-shaped tube 12 are connected with a second piston 22 in a sliding way, when the temperature difference occurs at two sides of the ridge 2, namely, the humidity difference occurs at two sides of the ridge 2, the expansion degree of the temperature sensing liquid in the first temperature sensing cylinders 9 at different temperatures is different, the expansion degree of the temperature sensing liquid in the first temperature sensing cylinders 9 at one side of 'high temperature' is larger than that of the first temperature sensing cylinders 9 at one side of 'low temperature', the pressure in the first temperature sensing cylinder 9 at the side of high temperature is higher than that at the side of low temperature, the second piston 22 moves to the side of low temperature correspondingly, the sliding block 13 moving at the same side of the second piston 22 moves to the limit position at the side of low temperature, so that the water supply pipe at the side of low temperature is communicated with the horizontal part 241 of the sliding block 13, the water supply pipe at the side of high temperature is communicated with the wedge-shaped part 242 of the sliding block 13, the opening area of the wedge-shaped part 242 is larger than that of the horizontal part 241, at the moment, the irrigation amount of the water supply pipe at the side of high temperature is larger than that of low temperature, namely the irrigation amount at the side with lower humidity is increased, thereby playing the role of irrigation compensation at the side of high evaporation of the ridge 2, and the working time of irrigation compensation should be selected under the condition of no wind and no sunlight radiation so as to reduce compensation errors.
After the slow compensation is finished, the humidity at two sides of the ridge 2 approaches to be consistent, the second piston 22 is reset, the horizontal part 241 of the through hole 24 can be simultaneously communicated with the first water supply pipe 6 and the second water supply pipe 7, and at the moment, the areas of the through holes 24 distributed by the passages of the first water supply pipe 6 and the second water supply pipe 7 are consistent, so that uniform irrigation is realized;
specifically, the system further comprises a water pump 8, wherein the input end of the water pump 8 is communicated with an irrigation water source, the output end of the water pump 8 is communicated with the water inlet end of a water inlet pipe 10, and the water inlet pipe 10 is also communicated with a flow control valve 27.
Under the above arrangement, in the invention, quantitative irrigation is carried out according to the water demand of crops in the growing period, a water source is pumped out by a water pump 8 and enters a water inlet pipe 10, a through hole 24 enters a first water supply pipe 6 and a second water supply pipe 7 to realize irrigation, a flow control valve 27 is arranged for controlling the total flow of irrigation, and after reaching the set irrigation flow, the valve is automatically closed to stop irrigation;
specifically, the temperature sensing liquid is mercury, the first temperature sensing cylinder 9 is provided with a heat conducting ring 91, the inner sides of two ends of the U-shaped tube 12 are slidably connected with a first piston 14, and the first piston 14 and the second piston 22 are both made of plastic materials.
In the above arrangement, the heat conducting ring 91 is arranged to facilitate the temperature transfer of the soil, the first piston 14 is arranged to isolate mercury and prevent mercury from evaporating and flowing to the position of the second piston 22, the first piston 14 and the second piston 22 made of plastic materials are lighter in weight and are used for increasing the sensitivity of the first piston 14 and the second piston 22 to move in the U-shaped pipe 12, wherein the diameter of the U-shaped pipe 12 can be set relatively smaller, the concentration effect of pressure is increased, and the sensitivity of the first piston 14 and the second piston 22 to move in the U-shaped pipe 12 is further increased;
specifically, a driven plate 23 is slidably connected to the inside of the bottom end of the dispensing cylinder 19, a displacement sensor 20 is fixedly connected to the inside of the bottom end of the dispensing cylinder 19, the driven plate 23 is slidably connected to the displacement sensor 20, and the displacement sensor 20 obtains the direction of the displacement of the driven plate 23 in the dispensing cylinder 19.
In the above arrangement, the driven plate 23 and the magnet embedded outside the second piston 22 form a magnetic attraction structure, and at this time, the driven plate 23 can move synchronously with the magnet embedded outside the second piston 22, so as to identify the offset direction of the second piston 22;
specifically, the magnet is embedded in the outer side of the second piston 22, the driven plate 23 is made of a magnet, the magnet embedded in the outer side of the second piston 22 and the driven plate 23 form a magnetic attraction structure, and the driven plate 23 moves synchronously along with the magnet embedded in the outer side of the second piston 22.
Specifically, one end of the dispensing cylinder 19 is rotatably connected with a toothed ring 15, one end of the sliding block 13 is rotatably connected with a screw 18, the screw 18 extends out of the inner side of the dispensing cylinder 19 and is spirally connected with the inner side of the toothed ring 15, the bottom end of the dispensing cylinder 19 is fixedly connected with a motor 16, the tail end of a main shaft of the motor 16 is fixedly connected with a gear 17, and the outer side of the gear 17 is meshed with the outer side of the toothed ring 15.
Under the above arrangement, the movement mode of the sliding block 13 is that the motor 16 rotates, the motor 16 drives the gear 17 to rotate, the rotation of the gear 17 drives the toothed ring 15 to rotate, the spiral connection of the toothed ring 15 and the screw 18 enables the screw 18 to move leftwards or rightwards, the screw 18 drives the sliding block 13 to move leftwards or rightwards, and the limit position of the movement of the sliding block 13 is that the wedge-shaped part 242 is completely communicated with one of the water supply pipes.
Specifically, a stopper 25 is fixedly connected to the outer side of the slider 13, and the outer side of the stopper 25 is slidably connected to the inner side of the dispensing cylinder 19.
Under the above arrangement, the limiting block 25 is configured to limit the rotation of the slider 13, and prevent the slider 13 from rotating;
specifically, two symmetrically arranged touch-sensitive switches 21 are fixedly connected to the left and right sides of the bottom end of the dispensing cylinder 19, and an alarm 26 is arranged on the outer side of the dispensing cylinder 19.
Under the above arrangement, the invention is also fixedly connected with two symmetrically arranged touch-sensitive switches 21 on the left and right sides of the bottom end of the distribution cylinder 19 respectively, when the driven plate 23 moves along with the second piston 22 and touches the touch-sensitive switches 21, the humidity difference on two sides of the ridge 2 is larger, at the moment, the alarm 26 can give an alarm, thereby reminding a worker to perform irrigation compensation, wherein the soil humidity on the inner side of the center of the ridge 2 can be detected to analyze whether irrigation is needed.
Example 2
In this embodiment, as further description of embodiment 1, the same parts as those of embodiment 1 will not be repeated, please refer to fig. 1-9, when the left slope 3 is facing south to the sun, resulting in lower humidity of the left slope 3 than the right slope 4, the expansion degree of the temperature-sensing liquid in the first temperature-sensing cylinder 9 of the left slope 3 is larger than that of the first temperature-sensing cylinder 9 of the right slope 4, the pressure in the first temperature-sensing cylinder 9 of the left slope 3 is higher than that of the right slope 4, the second piston 22 will correspondingly move to one side of the right slope 4, the slider 13 moving to the same side of the second piston 22 will likewise move to one side of the right slope 4 to the limit position, so that the second water supply pipe 7 of the right slope 4 is communicated with the horizontal portion 241 of the slider 13, the first water supply pipe 6 of the left slope 3 is communicated with the wedge portion 242 of the slider 13, because the opening area of the wedge portion 242 is larger than that of the horizontal portion 241, at this time, the irrigation amount of the first water supply pipe 6 of the left slope 3 will be larger than that of the right slope 4, that of the left slope 3 will increase, thereby playing a role of 2 high evaporation side, and compensating for the working time without compensating for wind radiation can be selected.
Example 3
In this embodiment, as further description of embodiment 1, the same parts as those of embodiment 1 will not be repeated, please refer to fig. 1-9, when the right slope 3 is windward for a long time, resulting in that the humidity of the left slope 3 is higher than that of the right slope 4, the expansion degree of the temperature-sensing liquid in the first temperature-sensing cylinder 9 of the right slope 4 is larger than that of the first temperature-sensing cylinder 9 of the left slope 3, the pressure in the first temperature-sensing cylinder 9 of the right slope 4 is higher than Zuo Po, the second piston 22 will correspondingly move to one side of the left slope 3, the slider 13 moving to the same side as the second piston 22 will likewise move to one side of the left slope 3 to the limit position, so that the second water supply pipe 7 of the right slope 4 is communicated with the wedge 242 of the slider 13, and the first water supply pipe 6 of the left slope 3 is communicated with the horizontal portion 241 of the slider 13, because the opening area of the wedge 242 is larger than that of the horizontal portion 241, at this time, the irrigation amount of the first water supply pipe 6 of the left slope 3 will be smaller than that of the first temperature-sensing cylinder 9 of the right slope 4 will be increased, thereby playing a role of compensating for high evaporation side 2, and the operation time without compensating for radiation can be selected.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides an agricultural irrigation water ration distribution system, includes bellied ridge (2) on farmland (1) and farmland (1), and drip irrigation pipe (5), its characterized in that are all worn to be equipped with in the ridge (2) left and right sides: the system comprises two first temperature sensing cylinders (9), wherein temperature sensing liquid is filled in the two first temperature sensing cylinders (9), the two first temperature sensing cylinders (9) are respectively inserted into the inner sides of a left slope (3) and a right slope (4) of a ridge (2), the top ends of the two first temperature sensing cylinders (9) are communicated with one U-shaped tube (12), a second piston (22) is connected to the inner side of the U-shaped tube (12) in a sliding manner, and a distribution cylinder (19) is fixedly connected to the top end of the U-shaped tube (12);
the inside sliding connection of a distribution section of thick bamboo (19) has slider (13), through-hole (24) have been seted up to the inboard of slider (13), and the central point of through-hole (24) is provided with horizontal part (241), and the extending direction of through-hole (24) outside to slider (13) is provided with wedge (242), is provided with baffle (11) between horizontal part (241) and wedge (242), slider (13) can follow the direction slip of second piston (22), inlet tube (10) have been seted up to the front end of a distribution section of thick bamboo (19), the rear end intercommunication of a distribution section of thick bamboo (19) has first delivery pipe (6) and second delivery pipe (7), and first delivery pipe (6) and second delivery pipe (7) are linked together with drip irrigation pipe (5) of the left and right sides in ridge (2) respectively.
2. A water ration for agricultural irrigation dosing system as claimed in claim 1, wherein: when the slider (13) is positioned at the center of the distribution cylinder (19), the horizontal part (241) of the through hole (24) can be simultaneously communicated with the first water supply pipe (6) and the second water supply pipe (7), when the slider (13) is positioned at the leftmost position of the distribution cylinder (19), the horizontal part (241) of the through hole (24) is communicated with the first water supply pipe (6), the wedge part (242) on the right side is communicated with the second water supply pipe (7), and when the slider (13) is positioned at the rightmost position of the distribution cylinder (19), the wedge part (242) on the left side is communicated with the first water supply pipe (6), and the horizontal part (241) of the through hole (24) is communicated with the second water supply pipe (7).
3. A water ration for agricultural irrigation dosing system as claimed in claim 2, wherein: the system further comprises a water pump (8), wherein the input end of the water pump (8) is communicated with an irrigation water source, the output end of the water pump (8) is communicated with the water inlet end of the water inlet pipe (10), and the water inlet pipe (10) is further communicated with a flow control valve (27).
4. A water ration for agricultural irrigation dosing system according to claim 3, wherein: the temperature sensing liquid is mercury, a heat conducting ring (91) is arranged on the first temperature sensing cylinder (9), the inner sides of the two ends of the U-shaped tube (12) are connected with a first piston (14) in a sliding mode, and the first piston (14) and the second piston (22) are made of plastic materials.
5. A water ration for agricultural irrigation dosing system as claimed in claim 4, wherein: the automatic dispensing device is characterized in that a driven plate (23) is slidably connected to the inner side of the bottom end of the dispensing cylinder (19), a displacement sensor (20) is fixedly connected to the inner side of the bottom end of the dispensing cylinder (19), the driven plate (23) is slidably connected with the displacement sensor (20), and the offset direction of the driven plate (23) in the dispensing cylinder (19) is obtained through the displacement sensor (20).
6. A water ration for agricultural irrigation dosing system as claimed in claim 5, wherein: the magnet is embedded outside the second piston (22), the driven plate (23) is also made of the magnet, the magnet embedded outside the second piston (22) and the driven plate (23) form a magnetic attraction structure, and the driven plate (23) moves synchronously along with the magnet embedded outside the second piston (22).
7. A water ration for agricultural irrigation dosing system as claimed in claim 6, wherein: one end of a distribution cylinder (19) is rotationally connected with a toothed ring (15), one end of a sliding block (13) is rotationally connected with a screw rod (18), the screw rod (18) extends out of the inner side of the distribution cylinder (19) and is in spiral connection with the inner side of the toothed ring (15), the bottom end of the distribution cylinder (19) is fixedly connected with a motor (16), the tail end of a main shaft of the motor (16) is fixedly connected with a gear (17), and the outer side of the gear (17) is meshed with the outer side of the toothed ring (15).
8. A water ration for agricultural irrigation dosing system as claimed in claim 7, wherein: the outside of slider (13) fixedly connected with stopper (25), the outside of stopper (25) and the inboard sliding connection of dispensing cylinder (19).
9. A water ration for agricultural irrigation dosing system as claimed in claim 8, wherein: two symmetrically arranged touch-sensitive switches (21) are fixedly connected to the left side and the right side of the bottom end of the distribution cylinder (19), and an alarm (26) is arranged on the outer side of the distribution cylinder (19).
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| CN202311358713.0A CN117243090B (en) | 2023-10-19 | 2023-10-19 | Water ration system for agricultural irrigation |
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| CN202311358713.0A CN117243090B (en) | 2023-10-19 | 2023-10-19 | Water ration system for agricultural irrigation |
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