CN106688419B - Temperature-controllable circulating type irrigation and fertilization device - Google Patents
Temperature-controllable circulating type irrigation and fertilization device Download PDFInfo
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- CN106688419B CN106688419B CN201611229826.0A CN201611229826A CN106688419B CN 106688419 B CN106688419 B CN 106688419B CN 201611229826 A CN201611229826 A CN 201611229826A CN 106688419 B CN106688419 B CN 106688419B
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C23/00—Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
- A01C23/007—Metering or regulating systems
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
- Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
Abstract
The invention relates to the technical field of agricultural production equipment, in particular to a temperature-controllable circulating type fertigation device which comprises a fertilizer suction controller and a temperature controller, wherein a water inlet of the fertilizer suction controller is connected with a water source, a fertilizer suction port of the fertilizer suction controller is connected with a fertilizer barrel, a liquid outlet of the fertilizer suction controller is connected with a liquid inlet of the temperature controller, and a liquid outlet of the temperature controller is respectively connected with a planting bed frame, a liquid inlet of the temperature controller and a water inlet of the fertilizer suction controller. When the temperature of irrigation liquid did not reach the setting value in the temperature controller, during irrigation liquid got back to temperature controller again after flowing out by temperature controller, reached the setting value until irrigation liquid's temperature, when the nutrient concentration of irrigation liquid did not reach the setting value in the temperature controller, during irrigation liquid got back to again after flowing out by temperature controller's liquid outlet and inhales fertile controller inlet entering fertilization controller again, reached the setting value until irrigation liquid's temperature. The invention accurately controls the temperature and nutrient concentration of the irrigation liquid at the liquid outlet end of the irrigation liquid.
Description
Technical Field
The invention relates to the technical field of agricultural production equipment, in particular to a temperature-controllable circulating type irrigation and fertilization device.
Background
At present traditional agricultural irrigation fertilization takes time and labor, irrigation fertilization is all relatively poor, and liquid manure utilization efficiency is lower moreover, so more and more agricultural production uses irrigation fertilization device configuration irrigation pipeline to solve this problem. However, in the existing irrigation and fertilization device, the problem that the temperature of irrigation effluent is uncontrollable generally exists, so that the fluctuation of the temperature of irrigation soil and the temperature of a plant root area is large, plant diseases and insect pests of a plant root system can be introduced, and the plant growth is not favorable; most irrigation and fertilization devices are low in nutrient mixing uniformity, the concentration of a water and fertilizer outlet end is not constant along with the continuous fluctuation of water pressure and air content in water, and the crop growth uniformity in an irrigation area is poor; in addition, part of the nutrient solution of the fertigation machine can not be recycled, particularly in soilless culture, the large amount of waste of water and fertilizer can be caused due to the fact that the nutrient solution can not be recycled, and the production efficiency is influenced.
Disclosure of Invention
Technical problem to be solved
The invention aims to solve the technical problem that the existing fertigation machine cannot control the temperature and the nutrient concentration of irrigation liquid at a liquid outlet.
(II) technical scheme
In order to solve the technical problems, the invention provides a temperature-controllable circulating type irrigation and fertilization device which comprises a fertilizer absorption controller and a temperature controller, wherein a water inlet of the fertilizer absorption controller is connected with a water source, a fertilizer absorption port of the fertilizer absorption controller is connected with a fertilizer barrel, a liquid outlet of the fertilizer absorption controller is connected with a liquid inlet of the temperature controller, and a liquid outlet of the temperature controller is respectively connected with a planting bed frame, a liquid inlet of the temperature controller and a water inlet of the fertilizer absorption controller.
The liquid-returning device comprises a planting bed frame, a liquid-returning barrel and a fertilizer-sucking controller, wherein the liquid-returning barrel is further included, a waste liquid discharging pipeline is installed on the planting bed frame, a liquid inlet of the liquid-returning barrel is connected with the waste liquid discharging pipeline, and a liquid outlet of the liquid-returning barrel is connected with a water inlet of the fertilizer-sucking controller.
Wherein, be equipped with salinity and level sensor in the liquid return barrel.
And a first water pump is arranged on a pipeline of a liquid outlet of the liquid return barrel.
The temperature controller comprises a heat preservation container and heat exchange equipment, and the heat exchange equipment heats the liquid manure mixed liquid input into the heat preservation container by the fertilizer suction controller.
The temperature controller also comprises a nutrient concentration and temperature sensor, and the nutrient concentration and temperature sensor is arranged in the heat-insulating container.
The heat exchange equipment comprises a thermostat and a heat exchange pipeline, the thermostat is connected with the heat exchange pipeline, and the heat exchange pipeline is arranged in the heat preservation container.
And a second water pump is arranged on a pipeline of a liquid outlet of the heat-insulating container.
(III) advantageous effects
The technical scheme of the invention has the following advantages: the fertigation device is a temperature-controllable circulating fertigation device, a water inlet of a fertilizer suction controller is connected with a water source through a liquid supply pipeline, a fertilizer suction port is connected to a fertilizer barrel through a pipeline, when fertigation is needed, fertilizer liquid of the fertilizer barrel is mixed with the water source according to a preset proportion by the fertilizer suction controller, irrigation liquid with a certain nutrient concentration can be formed at a liquid outlet end of the fertilizer suction controller, the irrigation liquid enters a temperature controller through the pipeline, the temperature of the irrigation liquid is adjusted by the temperature controller, when the temperature of the irrigation liquid in the temperature controller does not reach a set value, the irrigation liquid flows out from a liquid outlet of the temperature controller and then returns to a liquid inlet of the temperature controller to enter the temperature controller again until the temperature of the irrigation liquid reaches the set value; when irrigation liquid nutrient concentration among the temperature controller does not reach the setting value, during irrigation liquid flowed out the water inlet that gets back to the fertile controller of inhaling again by the liquid outlet of temperature controller got into the fertile controller of inhaling, until irrigation liquid nutrient concentration and irrigation liquid temperature all reach the setting value, the bedstead is planted by temperature controller's liquid outlet flow direction to irrigation liquid this moment, directly is used for the production to irrigate needs. The irrigation and fertilization device is simple in structure, convenient to install and connect, and convenient to produce and operate, can remarkably improve irrigation and fertilization efficiency and accuracy, accurately controls the temperature of the irrigation liquid at the liquid outlet end of the irrigation liquid, avoids the problems that plant root diseases and insect pests are caused by large fluctuation of the temperature of the irrigation soil and the temperature of a plant root zone and are unfavorable for plant growth, and simultaneously can avoid the problems that the uniformity of mixed nutrients of the irrigation liquid is not high, the concentration is not constant and the uniformity of crop growth in an irrigation area is poor, is beneficial to realizing modern irrigation and fertilization production, and has a wide application prospect.
In addition to the technical problems addressed by the present invention, the technical features constituting the technical solutions and the advantages brought by the technical features of the technical solutions described above, other technical features of the present invention and the advantages brought by the technical features of the technical solutions will be further explained with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic structural view of a temperature-controllable circulating type fertigation device according to an embodiment of the invention.
In the figure: 1: a fertilizer suction controller; 2: a temperature controller; 3: a water source; 4: a fertilizer barrel; 5: a planting bed frame; 6: a liquid return barrel; 7a, 7b, 7c, 7d, 7e, 7f, 7g, 7h, 7i: an electromagnetic valve; 21: a heat-insulating container; 22: nutrient concentration and temperature sensors; 23: a thermostat; 24: a heat exchange line; 51: a waste liquid discharge pipeline; 61: a salt and water level sensor; 62: a first water pump; 211: and a second water pump.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
In addition, in the description of the present invention, unless otherwise specified, "plurality", "plural groups" means two or more, and "several", "several groups" means one or more.
As shown in fig. 1, the temperature-controllable circulating type fertigation device provided by the embodiment of the invention comprises a fertilizer absorption controller 1 and a temperature controller 2, wherein a water inlet of the fertilizer absorption controller 2 is connected with a water source 3, a fertilizer absorption port of the fertilizer absorption controller 1 is connected with a fertilizer barrel 4, a liquid outlet of the fertilizer absorption controller 1 is connected with a liquid inlet of the temperature controller 2, and a liquid outlet of the temperature controller 2 is respectively connected with a planting bed frame 5, a liquid inlet of the temperature controller 2 and a water inlet of the fertilizer absorption controller 1.
The fertigation device is a temperature-controllable circulating fertigation device, a water inlet of a fertilizer suction controller is connected with a water source through a liquid supply pipeline, a fertilizer suction port is connected to a fertilizer barrel through a pipeline, when fertigation is needed, fertilizer liquid in the fertilizer barrel is mixed with the water source according to a preset proportion by the fertilizer suction controller, irrigation liquid with certain nutrient concentration is formed at a liquid outlet end of the fertilizer suction controller, the irrigation liquid enters a temperature controller through the pipeline, and the temperature controller adjusts the temperature of the irrigation liquid. When the temperature of the irrigation liquid in the temperature controller does not reach a set value, the irrigation liquid flows out of a liquid outlet of the temperature controller and then returns to a liquid inlet of the temperature controller again to enter the temperature controller until the temperature of the irrigation liquid reaches the set value; when irrigation liquid nutrient concentration among the temperature controller does not reach the setting value, during irrigation liquid flowed out by temperature controller's liquid outlet and got back to the water inlet entering fertilizer absorption controller of fertilizer absorption controller again, all reached the setting value until irrigation liquid nutrient concentration and irrigation liquid temperature, irrigation liquid can be by the liquid outlet flow direction planting bedstead of temperature controller this moment, directly is used for the production to irrigate needs. The irrigation and fertilization device is simple in structure, convenient to install and connect, convenient to produce and operate, capable of remarkably improving irrigation and fertilization efficiency and accuracy, capable of accurately controlling the temperature of the irrigation liquid at the liquid outlet end of the irrigation liquid, and capable of avoiding the problems that plant root system diseases and insect pests are caused by large fluctuation of the temperature of the irrigation soil and the temperature of a plant root zone, and the plant growth is not favorable, meanwhile, the problems that the uniformity of mixed nutrients of the irrigation liquid is not high, the concentration is not constant, and the uniformity of crop growth in the irrigation zone is poor can be avoided, the modern irrigation and fertilization production is favorably realized, and the application prospect is wide.
Specifically, the temperature-controllable circulating type irrigation and fertilization device further comprises a liquid return barrel 6, a waste liquid discharge pipeline 51 is installed on the planting bed frame 5, a liquid inlet of the liquid return barrel 6 is connected with the waste liquid discharge pipeline 51, and a liquid outlet of the liquid return barrel 6 is connected with a water inlet of the fertilizer suction controller 1. Wherein, the liquid return barrel 6 is internally provided with a salt and water level sensor 61. The waste liquid discharge pipeline is arranged on the planting bed frame, the irrigation liquid passing through the planting bed frame becomes return liquid after being absorbed and utilized by plants, the return liquid is respectively connected into the two return liquid barrels through the pipeline and the electromagnetic valve, the salt and the water level sensor are arranged in the two return liquid barrels, when the salt content of the irrigation liquid reaches a certain concentration, the return liquid barrels can automatically discharge the irrigation liquid into the fertilizer suction controller for irrigation of the plants again, when the device is not in the irrigation working time, the electromagnetic valve on the waste liquid discharge pipeline is opened, and the recovered irrigation liquid in the return liquid barrels is discharged.
Wherein, a first water pump 62 is arranged on the pipeline of the liquid outlet of the liquid return barrel 6. A water pump is arranged in the liquid return barrel, and the water pump connects the liquid outlet of the liquid return barrel with the liquid inlet of the fertilizer suction controller through a pipeline and an electromagnetic valve. The embodiment is provided with two liquid return barrels, when the irrigation liquid is produced and recovered, electromagnetic valves are respectively arranged on liquid return pipelines communicated with a waste liquid discharge pipeline, water pumps are respectively arranged in the two liquid return barrels, the water pump pipelines are connected with a water inlet of a fertilizer suction controller, the electromagnetic valves are also arranged on the water pump pipelines, when a water level sensor of one liquid return barrel prompts that the liquid return barrel is full of the liquid, the liquid return barrel stops the work of recovering the irrigation liquid, the other liquid return barrel continues to collect the irrigation liquid, when the recovered irrigation liquid is recycled, the water pump connected with the liquid return barrel is started, and the recovered irrigation liquid is diluted and injected with fertilizer through the fertilizer suction controller for continuous irrigation use; the highest salinity content in the liquid return barrel is additionally arranged, if the salinity content of one liquid return barrel reaches a certain degree, the electromagnetic valves at the two ends of the liquid inlet and the liquid outlet of the liquid return barrel are both in a closed state, the irrigation working time is prolonged, and the other liquid return barrel is used.
Further, the temperature controller 2 comprises a heat preservation container 21 and a heat exchange device, and the heat exchange device heats the liquid manure mixed liquid input into the heat preservation container 21 by the liquid manure controller 1. The heat exchange equipment comprises a thermostat 23 and a heat exchange pipeline 24, the thermostat 23 is connected with the heat exchange pipeline 24, and the heat exchange pipeline 24 is arranged in the heat preservation container 21. Inhale fertile controller liquid outlet and be connected to the insulated container in, be provided with the solenoid valve between the two, be provided with the heat transfer pipeline in the insulated container, heat transfer pipeline end-to-end connection thermostat, the temperature that sets up the thermostat is irrigation liquid temperature for irrigation liquid temperature reaches the set temperature in the insulated container.
Wherein, the temperature controller 2 further comprises a nutrient concentration and temperature sensor 22, and the nutrient concentration and temperature sensor 22 is arranged in the heat preservation container 21. And the nutrient concentration and temperature sensor detects whether the irrigation liquid in the heat-insulating container reaches the preset temperature and nutrient concentration standard.
Wherein, a second water pump 211 is arranged on the pipeline of the liquid outlet of the heat preservation container 21. Be provided with the water pump in the heat preservation container, the water pump can be given planting the bedstead and use the irrigation liquid pump that reaches the temperature requirement, is provided with the water pump in the heat preservation container, and the water pump is connected to planting the bedstead through pipeline and solenoid valve, even has tee bend pipeline in the middle of water pump and the planting bedstead pipeline, and tee bend pipeline is connected to the inlet of inhaling fertile controller inlet and heat preservation container.
When the device is used, the electromagnetic valve 7a is opened, the fertilizer absorption controller 1 leads the water-fertilizer irrigation liquid mixed according to a certain proportion into the heat preservation container 21, when the nutrient concentration of the irrigation liquid in the heat preservation container 1 and the temperature of the irrigation liquid do not reach set values, the electromagnetic valve 7c and the electromagnetic valve 7i are closed, the electromagnetic valve 7b is opened, the irrigation liquid enters the fertilizer absorption controller 1 again until the nutrient concentration of the irrigation liquid and the temperature of the irrigation liquid both reach set values, at the moment, the electromagnetic valve 7b and the electromagnetic valve 7i are closed, the electromagnetic valve 7c is opened, and the irrigation liquid is directly used for producing irrigation needs; when the temperature of the irrigation liquid in the heat-preservation container 21 does not reach the set value, the electromagnetic valve 7c and the electromagnetic valve 7b are closed, the electromagnetic valve 7i is opened, and the irrigation liquid enters the heat-preservation container 21 again until the temperature of the irrigation liquid reaches the set value. When the liquid return barrel 6 collects the irrigation liquid flowing out of the recycling sub-planting bed frame 5, the electromagnetic valve 7e is opened, the electromagnetic valve 7d is closed, at the moment, one liquid return barrel 6 starts to collect irrigation return liquid, when the water level sensor prompts that the liquid return barrel 6 is full of the return liquid, the electromagnetic valve 7e is closed at the moment, the electromagnetic valve 7d is opened, at the moment, the other liquid return barrel 6 continues to collect the irrigation return liquid, when the irrigation return liquid is utilized, the water pump and the electromagnetic valve 7g in the liquid return barrel 6 are opened, the recycled irrigation liquid passes through the fertilizer suction controller 1, the diluted injection fertilizer continues to be supplied for irrigation, when the salt content of the liquid return barrel 6 reaches a certain degree, the electromagnetic valve 7e and the electromagnetic valve 7g at the inlet and outlet ends of the liquid return barrel 6 are both closed, the irrigation working time is prolonged, the electromagnetic valve 7f and the electromagnetic valve 7d are opened, the other liquid return barrel 6 is used, and when the device is not in the irrigation working time, the electromagnetic valve 7e and the electromagnetic valve 7h on the waste liquid discharge pipeline are opened, and waste liquid is discharged.
In summary, the fertigation device is a temperature-controllable circulating fertigation device, a water inlet of a fertilizer suction controller is connected with a water source through a liquid supply pipeline, a fertilizer suction port is connected to a fertilizer barrel through a pipeline, when fertigation is needed, fertilizer liquid of the fertilizer barrel is mixed with the water source according to a preset proportion by the fertilizer suction controller, irrigation liquid with a certain nutrient concentration is formed at a liquid outlet end of the fertilizer suction controller, the irrigation liquid enters a temperature controller through a pipeline, the temperature controller adjusts the temperature of the irrigation liquid, and when the temperature of the irrigation liquid in the temperature controller does not reach a set value, the irrigation liquid flows out from a liquid outlet of the temperature controller and then returns to a liquid inlet of the temperature controller to enter the temperature controller again until the temperature of the irrigation liquid reaches the set value; when irrigation liquid nutrient concentration among the temperature controller does not reach the setting value, during irrigation liquid flowed out the water inlet that gets back to the fertile controller of inhaling again by the liquid outlet of temperature controller got into the fertile controller of inhaling, until irrigation liquid nutrient concentration and irrigation liquid temperature all reach the setting value, the bedstead is planted by temperature controller's liquid outlet flow direction to irrigation liquid this moment, directly is used for the production to irrigate needs. The irrigation and fertilization device is simple in structure, convenient to install and connect, and convenient to produce and operate, can remarkably improve irrigation and fertilization efficiency and accuracy, accurately controls the temperature of the irrigation liquid at the liquid outlet end of the irrigation liquid, avoids the problems that plant root diseases and insect pests are caused by large fluctuation of the temperature of the irrigation soil and the temperature of a plant root zone and are unfavorable for plant growth, and simultaneously can avoid the problems that the uniformity of mixed nutrients of the irrigation liquid is not high, the concentration is not constant and the uniformity of crop growth in an irrigation area is poor, is beneficial to realizing modern irrigation and fertilization production, and has a wide application prospect.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (4)
1. The utility model provides a circulating fertigation device of controllable temperature which characterized in that: the device comprises a fertilizer absorption controller and a temperature controller, wherein a water inlet of the fertilizer absorption controller is connected with a water source, a fertilizer absorption port of the fertilizer absorption controller is connected with a fertilizer barrel, a liquid outlet of the fertilizer absorption controller is connected with a liquid inlet of the temperature controller, and a liquid outlet of the temperature controller is respectively connected with a planting bed frame, a liquid inlet of the temperature controller and a water inlet of the fertilizer absorption controller; the temperature controller comprises a heat-preservation container and heat exchange equipment, and the heat exchange equipment heats the liquid manure mixed liquid input into the heat-preservation container by the manure suction controller; the temperature controller also comprises a nutrient concentration and temperature sensor which is arranged in the heat-insulating container; the heat exchange equipment comprises a thermostat and a heat exchange pipeline, the thermostat is connected with the heat exchange pipeline, and the heat exchange pipeline is arranged in the heat preservation container; a second water pump is arranged on a pipeline of a liquid outlet of the heat-insulating container; and the fertilizer absorption controller leads in water-fertilizer irrigation liquid mixed according to a set proportion to the heat-insulating container, and when the nutrient concentration of the irrigation liquid and the temperature of the irrigation liquid in the heat-insulating container do not reach a set value, the irrigation liquid enters the fertilizer absorption controller again until the nutrient concentration of the irrigation liquid and the temperature of the irrigation liquid all reach the set value.
2. The controlled temperature circulating fertigation device of claim 1, wherein: still include the liquid return bucket, plant the installation on the bed frame and arrange the waste liquid pipeline, the inlet of liquid return bucket with arrange the waste liquid tube coupling, the liquid outlet of liquid return bucket with inhale the water inlet of fertile controller and be connected.
3. The controlled temperature circulating fertigation device of claim 2, wherein: and a salinity and water level sensor is arranged in the liquid return barrel.
4. The controlled temperature circulating fertigation device of claim 2, wherein: and a first water pump is arranged on a pipeline of a liquid outlet of the liquid return barrel.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611229826.0A CN106688419B (en) | 2016-12-27 | 2016-12-27 | Temperature-controllable circulating type irrigation and fertilization device |
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| CN201611229826.0A CN106688419B (en) | 2016-12-27 | 2016-12-27 | Temperature-controllable circulating type irrigation and fertilization device |
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| CN107155489B (en) * | 2017-06-30 | 2019-07-09 | 深圳春沐源控股有限公司 | Automatic irrigation device and control method of automatic irrigation |
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| JP2745266B2 (en) * | 1992-08-10 | 1998-04-28 | 株式会社アレフ | Apparatus and method for circulating culture solution |
| CN102090288B (en) * | 2010-12-14 | 2012-08-29 | 江苏大学 | Device and method for monitoring working condition of automatic irrigation fertilizer distributor |
| CN202340562U (en) * | 2011-07-14 | 2012-07-25 | Mkv梦想株式会社 | Basin for Nutrient fluid cultivation |
| CN103535245A (en) * | 2013-08-23 | 2014-01-29 | 江苏农林职业技术学院 | Multiple-irrigation-area automatic irrigation and fertilizer application device control equipment |
| CN203482685U (en) * | 2013-09-05 | 2014-03-19 | 北京中农天陆微纳米气泡水科技有限公司 | Water, fertilizer, air and heat integrating soil heating system |
| CN203761830U (en) * | 2014-03-25 | 2014-08-13 | 南京农业大学 | Intelligent greenhouse soilless cultivation fertilizer water irrigation system |
| CN205596595U (en) * | 2016-04-18 | 2016-09-28 | 中国水利水电科学研究院 | Self -heating formula constant voltage fertigation machine |
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