CN210782405U - Water and fertilizer integrated irrigation system - Google Patents
Water and fertilizer integrated irrigation system Download PDFInfo
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- CN210782405U CN210782405U CN201921674040.9U CN201921674040U CN210782405U CN 210782405 U CN210782405 U CN 210782405U CN 201921674040 U CN201921674040 U CN 201921674040U CN 210782405 U CN210782405 U CN 210782405U
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Abstract
The utility model relates to a water and fertilizer integrated irrigation system, which comprises a water suction pump, a first filter, a fertilizer conveying mechanism, a second filter, a water and fertilizer sprinkling irrigation mechanism and a PLC (programmable logic controller), wherein one end of the water suction pump is connected with one end of the first filter, the first filter is connected with the fertilizer conveying mechanism in parallel, the other end of the first filter and the fertilizer conveying mechanism are connected with a water inlet pipe of the second filter through a mixing pipe, and a water outlet pipe of the second filter is connected with the water and fertilizer sprinkling irrigation mechanism; the fourth solenoid valve is arranged between the second filter and the water and fertilizer sprinkling irrigation mechanism, one end of the bypass pipeline is connected with the mixing pipe, the other end of the bypass pipeline is connected with the pipeline between the water outlet pipe and the fourth solenoid valve, the third solenoid valve is arranged on the bypass pipeline, the first solenoid valve is arranged on the mixing pipe between one end of the bypass pipeline and the water inlet pipe, and the second solenoid valve is arranged on the drain pipe of the second filter. The utility model discloses simple structure, can realize the automatic back flush to the filter, improve filtration efficiency.
Description
Technical Field
The utility model relates to an agricultural production equipment especially relates to integrative irrigation system of liquid manure.
Background
The water and fertilizer integration technology is a new agricultural technology integrating irrigation and fertilization. The integration of water and fertilizer is that the mixed fertilizer liquid and irrigation water are supplied together by means of pressure system (or natural fall of terrain) according to the soil nutrient content and the fertilizer requirement rule and characteristics of crop species, and are uniformly delivered to the root area of crop.
The existing water and fertilizer integrated irrigation system cannot realize back washing of the filter, and along with accumulation of impurities on the filter, the filtering function of the filter can be reduced after long-time use. And the filtering effect is poor.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a simple structure, can realize the back flush to the filter, improve filtration efficiency's integrative irrigation system of liquid manure.
The utility model relates to a liquid manure integrated irrigation system, including suction pump, first filter, fertilizer conveying mechanism, second filter, liquid manure sprinkling irrigation mechanism and PLC controller, the one end of suction pump is connected with the one end of first filter, first filter and fertilizer conveying mechanism set up in parallel, the other end of first filter and fertilizer conveying mechanism pass through the hybrid tube with the inlet tube connection of second filter, the outlet pipe of second filter is connected with liquid manure sprinkling irrigation mechanism;
the water-fertilizer sprinkling irrigation system is characterized by further comprising a first electromagnetic valve, a second electromagnetic valve, a third electromagnetic valve, a fourth electromagnetic valve and a bypass pipeline, wherein the fourth electromagnetic valve is arranged between the second filter and the water-fertilizer sprinkling irrigation mechanism, one end of the bypass pipeline is connected with the mixing pipe, the other end of the bypass pipeline is connected with the pipeline between the water outlet pipe and the fourth electromagnetic valve, the third electromagnetic valve is arranged on the bypass pipeline, the first electromagnetic valve is arranged on the mixing pipe between one end of the bypass pipeline and the water inlet pipe, and the second electromagnetic valve is arranged on a drain pipe of the second filter;
the water suction pump, the first filter, the fertilizer conveying mechanism, the water and fertilizer sprinkling irrigation mechanism, the first electromagnetic valve, the second electromagnetic valve, the third electromagnetic valve and the fourth electromagnetic valve are respectively electrically connected with the PLC.
Preferably, parallelly connected the being equipped with multiunit of fertilizer conveying mechanism, every group fertilizer conveying mechanism includes fertilizer bucket, pump and stirring subassembly, the discharge gate of fertilizer bucket passes through the pump and is connected with the hybrid tube, the stirring subassembly includes puddler, agitator motor, the puddler is located in the fertilizer bucket, the puddler is connected with agitator motor's output, agitator motor fixes on the fertilizer bucket.
In any one of the above schemes, preferably, the water and fertilizer sprinkling irrigation mechanism comprises a plurality of groups of drip irrigation pipes which are arranged in parallel, wherein a fifth electromagnetic valve is arranged at the inlet end of each group of drip irrigation pipes, and the fifth electromagnetic valve is electrically connected with the PLC.
In any of the above schemes, preferably, a first flow meter is arranged between the fertilizer conveying mechanism and the mixing pipe, a second flow meter is arranged between the water and fertilizer sprinkling irrigation mechanism and the fourth electromagnetic valve, and the first flow meter and the second flow meter are respectively and electrically connected with the PLC controller.
In any of the above schemes, preferably, the system further comprises a soil humidity sensor, and the soil humidity sensor is electrically connected with the PLC controller.
In any one of the above schemes, preferably, a first pressure sensor is arranged on the water inlet pipe of the second filter, a second pressure sensor is arranged on the water outlet pipe of the second filter, and the first pressure sensor and the second pressure sensor are respectively and electrically connected with the PLC controller.
Preferably in any one of the above schemes, the second filter includes casing, filter screen, the one end of casing is worn to establish by the inlet tube, the other end of casing is worn to establish by the outlet pipe, the one end of outlet pipe is located in the casing and is the closed packing state, the other end of outlet pipe extends outside the casing, the other end that is close to the outlet pipe on the outlet pipe is equipped with a plurality of limbers rather than inside intercommunication, the filter screen is the helical structure setting, the interior week of filter screen is fixed with the outlet pipe, the periphery of filter screen is fixed with the casing, the lower extreme of casing is located to the blow off pipe.
In any of the above schemes, preferably, a part of the mesh aperture of the filter screen near one end of the water outlet pipe is larger than a part of the mesh aperture of the filter screen near the other end of the water outlet pipe.
Compared with the prior art, the utility model has the advantages and beneficial effects do:
1. the on-off state of each electromagnetic valve and the working state of the fertilizer conveying mechanism are controlled by the PLC, the normal water and fertilizer conveying and back flushing states are switched, the back flushing of the second filter is realized, and the filtering effect of the second filter is ensured.
2. Through be equipped with the stirring subassembly in the fertilizer bucket, the stirring subassembly can be uninterrupted stirs the liquid fertilizer in the fertilizer bucket, guarantees fertilizer and water homogeneous mixing, avoids appearing the sediment.
3. The water and fertilizer sprinkling irrigation mechanism comprises a plurality of groups of drip irrigation pipes which are arranged in parallel, a fifth electromagnetic valve is arranged at the inlet end of each group of drip irrigation pipes, and the fifth electromagnetic valves are electrically connected with the PLC. Each group of drip irrigation pipes are correspondingly arranged in different irrigation areas, and the PLC is used for controlling the on-off of the fifth electromagnetic valve on each corresponding group of drip irrigation pipes so as to realize different irrigation operations in different areas.
4. The outlet pipe sets up at the middle part of casing, makes the mixed liquid after the completion of filtering collect around the outlet pipe, and in mixed liquid got into the outlet pipe through the water communication hole, the mixed liquid that the limbers was accomplished to the filtration shunted to increase the passageway that rivers got into the drain pipe, and then accelerated the quick circulation of mixed liquid. Meanwhile, the filter screen is of a spiral structure, the movement path of the mixed liquid is prolonged, and the contact time of the mixed liquid and the filter screen is increased, so that the filtering effect of the mixed liquid is improved.
The water and fertilizer integrated irrigation system of the present invention will be further described with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic structural view of the water-fertilizer integrated irrigation system of the present invention;
FIG. 2 is a cross-sectional view of a second filter in the water-fertilizer integrated irrigation system of the present invention;
wherein: 1. a water pump; 2. a first filter; 3. a fertilizer barrel; 4. a material pumping pump; 5. a first flow meter; 6. a first solenoid valve; 7. a second filter; 71. a housing; 72. a water inlet pipe; 73. a water outlet pipe; 731. a water through hole; 74. a blow-off pipe; 75. a filter screen; 8. a second solenoid valve; 9. a third electromagnetic valve; 10. a fourth solenoid valve; 11. a second flow meter; 12. a fifth solenoid valve; 13. a drip irrigation pipe.
Detailed Description
As shown in fig. 1, the utility model relates to a water and fertilizer integrated irrigation system, including suction pump 1, first filter 2, fertilizer conveying mechanism, second filter 7, water and fertilizer sprinkling irrigation mechanism and PLC controller, one end of first filter 2 is connected with suction pump 1, first filter 2 and fertilizer conveying mechanism set up in parallel, the other end of first filter 2 and fertilizer conveying mechanism are further connected with inlet tube 72 of second filter 7 through the hybrid tube, outlet tube 73 of second filter 7 is connected with water and fertilizer sprinkling irrigation mechanism;
the device also comprises a first electromagnetic valve 6, a second electromagnetic valve 8, a third electromagnetic valve 9, a fourth electromagnetic valve 10 and a bypass pipeline, wherein the fourth electromagnetic valve 10 is arranged between the second filter 7 and the water and fertilizer sprinkling irrigation mechanism, one end of the bypass pipeline is connected with the mixing pipe, the other end of the bypass pipeline is connected with the pipeline between the water outlet pipe 73 and the fourth electromagnetic valve 10, the third electromagnetic valve 9 is arranged on the bypass pipeline, the first electromagnetic valve 6 is arranged on the mixing pipe between one end of the bypass pipeline and the water inlet pipe 72, and the second electromagnetic valve 8 is arranged on the drain pipe 74;
the water suction pump 1, the first filter 2, the fertilizer conveying mechanism, the water and fertilizer sprinkling irrigation mechanism, the first electromagnetic valve 6, the second electromagnetic valve 8, the third electromagnetic valve 9 and the fourth electromagnetic valve 10 are respectively and electrically connected with the PLC.
When normal liquid manure was carried, the first solenoid valve 6 of PLC controller control, fourth solenoid valve 10 is opened, second solenoid valve 8, third solenoid valve 9 are closed, suction pump 1 draws water from the water source, the water source after 2 filters through first filter mixes the back with the liquid fertilizer among the fertilizer conveying mechanism in the hybrid tube, get into through the inlet tube 72 of second filter 7, the outlet pipe 73 of second filter 7 flows, the liquid manure that will mix is through liquid manure sprinkling irrigation mechanism output, the realization is supplied fertile to the water supply of crop.
When the second filter 7 is backwashed, the PLC controls the second electromagnetic valve 8 and the third electromagnetic valve 9 to be opened, the first electromagnetic valve 6 and the fourth electromagnetic valve 10 to be closed, the fertilizer conveying mechanism stops supplying liquid fertilizer, the water suction pump 1 sucks water from a water source, the water source filtered by the first filter 2 sequentially enters through the mixing pipe, the bypass pipeline and the water outlet pipe 73 of the second filter 7, and is discharged through the sewage discharge pipe 74 of the second filter 7, so that the second filter 7 is backwashed.
Wherein, first filter 2 is centrifugal filter, carries out coarse filtration to the water source, filters the silt in the water source, and second filter 7 is the screen filter, filters the impurity that floats in the mixed liquid.
In the embodiment, the on-off state of each electromagnetic valve and the working state of the fertilizer conveying mechanism are controlled by the PLC to realize the switching between the normal water and fertilizer conveying state and the back flushing state, so that the filtering effect of the second filter 7 is ensured.
Further, parallelly connected the being equipped with multiunit of fertilizer conveying mechanism, every fertilizer conveying mechanism of group includes fertilizer bucket 3, material pump 4 and stirring subassembly, and fertilizer bucket 3's discharge gate passes through material pump 4 and is connected with the hybrid tube, and the stirring subassembly includes puddler, agitator motor, and in fertilizer bucket 3 was located to the puddler, the puddler was connected with agitator motor's output, and agitator motor fixes on fertilizer bucket 3. The fertilizer barrel 3 is provided with a feed opening and a water filling opening, fertilizer is put into the fertilizer barrel 3 through the feed opening, clean water is conveyed into the fertilizer barrel 3 through the water filling opening, and the fertilizer and water are uniformly mixed in the fertilizer barrel 3 through the stirring of the stirring component to form liquid fertilizer, and the liquid fertilizer is pumped to the mixing pipe through the material pumping pump 4. After fertilizer and water mix in fertilizer bucket 3 according to a certain proportion, the stirring subassembly is uninterrupted carries out the homogeneous mixing, guarantees fertilizer and water homogeneous mixing, avoids appearing the sediment.
Further, the liquid manure sprinkling irrigation mechanism includes the parallelly connected drip irrigation pipe 13 of setting of multiunit, and the entrance point of every group drip irrigation pipe 13 is equipped with fifth solenoid valve 12, and fifth solenoid valve 12 is connected with the PLC controller electricity. Each group of drip irrigation pipes 13 are correspondingly arranged in different irrigation areas, and the on-off of the fifth electromagnetic valve 12 on each corresponding group of drip irrigation pipes 13 is controlled by a PLC (programmable logic controller) so as to realize different irrigation operations in different areas.
Further, be equipped with first flowmeter 5 between fertilizer conveying mechanism and the hybrid tube, be equipped with second flowmeter 11 between liquid manure sprinkling irrigation mechanism and the fourth solenoid valve 10, first flowmeter 5 and second flowmeter 11 are connected with the PLC controller electricity respectively. The first flow meter 5 is used for monitoring the flow of the output liquid fertilizer, so that the material pumping amount of the pumping pump 4 is controlled through the PLC, and the second flow meter 11 is used for monitoring the flow of the output mixed liquid, so that the water pumping amount of the water pumping pump 1 is controlled through the PLC.
Furthermore, the device also comprises a soil humidity sensor which is electrically connected with the PLC. The soil humidity sensor is used for monitoring the humidity of soil in an irrigated area, and the PLC controls the water pumping amount of the water pump 1 according to the monitored humidity, so that accurate irrigation is achieved, and the optimal growth state of crops is guaranteed.
Further, a first pressure sensor is arranged on the water inlet pipe 72 of the second filter 7, a second pressure sensor is arranged on the water outlet pipe 73 of the second filter 7, and the first pressure sensor and the second pressure sensor are respectively electrically connected with the PLC controller. The first pressure sensor is used for monitoring the pressure value of the mixed liquid entering the second filter 7, the second pressure sensor is used for monitoring the pressure value of the mixed liquid flowing out of the second filter 7, the first pressure sensor and the second pressure sensor transmit the monitored pressure value to the PLC respectively, the PLC carries out difference value calculation on the received pressure value, the obtained pressure difference value is compared with the pressure difference value preset in the PLC, the opening and closing of the corresponding electromagnetic valve are controlled, and then the switching between the normal water and fertilizer conveying state and the backwashing state is realized. Specifically, after a certain amount of dirt is accumulated in the second filter 7, the pressure difference between the inlet and the outlet of the second filter 7 is rapidly increased, when the pressure difference obtained by the PLC controller reaches or exceeds a preset pressure difference, the PLC controller controls the second electromagnetic valve 8 and the third electromagnetic valve 9 to be opened, the first electromagnetic valve 6 and the fourth electromagnetic valve 10 to be closed, so that the second filter 7 is backwashed, and when the pressure difference obtained by the PLC controller is smaller than the preset pressure difference, the PLC controller controls the first electromagnetic valve 6 and the fourth electromagnetic valve 10 to be opened, the second electromagnetic valve 8 and the third electromagnetic valve 9 to be closed, so that normal water and fertilizer conveying is realized.
As shown in fig. 2, the second filter 7 includes a housing 71, a filter screen 75, a water inlet pipe 72 penetrates through one end of the housing 71, the water inlet pipe 72 communicates the outside of the housing 71 with the inside of the housing 71, a water outlet pipe 73 penetrates through the other end of the housing 71, one end of the water outlet pipe 73 is disposed in the housing 71 and is in a sealed state, the other end of the water outlet pipe 73 extends out of the housing 71, the inside of the water outlet pipe 73 is communicated with the outside of the housing 71 by the other end of the water outlet pipe 73, a plurality of water through holes 731 communicating with the inside of the water outlet pipe 73 are disposed at the other end of the water outlet pipe 73, the filter screen 75 is disposed in a spiral structure, the inner periphery of the filter screen 75 is fixed to the. The mixed liquid enters the shell 71 through the water inlet pipe 72, is filtered by the filter screen 75, and is shunted through the water passing hole 731 to enter the water outlet pipe 73, and finally flows out through the other end of the water outlet pipe 73.
Furthermore, the aperture of a part of the mesh of the filter screen 75 near one end of the water outlet pipe 73 is larger than the aperture of a part of the filter screen 75 near the other end of the water outlet pipe 73. The first half of the filter screen 75 performs coarse filtration and the second half performs fine filtration on the mixed solution, thereby improving the filtering effect on the mixed solution.
The functions implemented by the program used in the PLC controller used in this embodiment are well known to those skilled in the art, and do not involve any modification of the program itself.
The above-mentioned embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.
Claims (8)
1. The utility model provides an integrative irrigation system of liquid manure which characterized in that: the water-fertilizer sprinkling irrigation system comprises a water suction pump, a first filter, a fertilizer conveying mechanism, a second filter, a water-fertilizer sprinkling irrigation mechanism and a PLC (programmable logic controller), wherein one end of the water suction pump is connected with one end of the first filter, the first filter is connected with the fertilizer conveying mechanism in parallel, the other end of the first filter and the fertilizer conveying mechanism are connected with a water inlet pipe of the second filter through a mixing pipe, and a water outlet pipe of the second filter is connected with the water-fertilizer sprinkling irrigation mechanism;
the water-fertilizer sprinkling irrigation system is characterized by further comprising a first electromagnetic valve, a second electromagnetic valve, a third electromagnetic valve, a fourth electromagnetic valve and a bypass pipeline, wherein the fourth electromagnetic valve is arranged between the second filter and the water-fertilizer sprinkling irrigation mechanism, one end of the bypass pipeline is connected with the mixing pipe, the other end of the bypass pipeline is connected with the pipeline between the water outlet pipe and the fourth electromagnetic valve, the third electromagnetic valve is arranged on the bypass pipeline, the first electromagnetic valve is arranged on the mixing pipe between one end of the bypass pipeline and the water inlet pipe, and the second electromagnetic valve is arranged on a drain pipe of the second filter;
the water suction pump, the first filter, the fertilizer conveying mechanism, the water and fertilizer sprinkling irrigation mechanism, the first electromagnetic valve, the second electromagnetic valve, the third electromagnetic valve and the fourth electromagnetic valve are respectively electrically connected with the PLC.
2. The water and fertilizer integrated irrigation system according to claim 1, wherein: the fertilizer conveying mechanism is parallelly connected to be equipped with the multiunit, every group fertilizer conveying mechanism includes fertilizer bucket, pump and stirring subassembly, the discharge gate of fertilizer bucket passes through the pump and is connected with the hybrid tube, the stirring subassembly includes puddler, agitator motor, the puddler is located in the fertilizer bucket, the puddler is connected with agitator motor's output, agitator motor fixes on the fertilizer bucket.
3. The water and fertilizer integrated irrigation system according to claim 1, wherein: the water and fertilizer sprinkling irrigation mechanism comprises a plurality of groups of drip irrigation pipes which are arranged in parallel, wherein a fifth electromagnetic valve is arranged at the inlet end of each drip irrigation pipe and is electrically connected with the PLC.
4. The water and fertilizer integrated irrigation system according to claim 1, wherein: be equipped with first flowmeter between fertilizer conveying mechanism and the hybrid tube, be equipped with the second flowmeter between liquid manure sprinkling irrigation mechanism and the fourth solenoid valve, first flowmeter and second flowmeter are connected with the PLC controller electricity respectively.
5. The water and fertilizer integrated irrigation system according to claim 1, wherein: still include soil moisture sensor, soil moisture sensor is connected with the PLC controller electricity.
6. The water and fertilizer integrated irrigation system according to claim 1, wherein: the water inlet pipe of the second filter is provided with a first pressure sensor, the water outlet pipe of the second filter is provided with a second pressure sensor, and the first pressure sensor and the second pressure sensor are respectively electrically connected with the PLC.
7. The water and fertilizer integrated irrigation system according to claim 1, wherein: the second filter includes casing, filter screen, the one end of casing is worn to establish by the inlet tube, the other end of casing is worn to establish by the outlet pipe, the one end of outlet pipe is located in the casing and is the closed dress state, the other end of outlet pipe extends outside the casing, the other end that is close to the outlet pipe on the outlet pipe is equipped with a plurality of limbers rather than inside intercommunication, the filter screen is the helical structure setting, the interior week of filter screen is fixed with the outlet pipe, the periphery of filter screen is fixed with the casing, the lower extreme of casing is located to the blow off pipe.
8. The water and fertilizer integrated irrigation system according to claim 7, wherein: the mesh aperture of a part of the filter screen close to one end of the water outlet pipe is larger than that of a part of the filter screen close to the other end of the water outlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921674040.9U CN210782405U (en) | 2019-09-30 | 2019-09-30 | Water and fertilizer integrated irrigation system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921674040.9U CN210782405U (en) | 2019-09-30 | 2019-09-30 | Water and fertilizer integrated irrigation system |
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| CN210782405U true CN210782405U (en) | 2020-06-19 |
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| CN201921674040.9U Active CN210782405U (en) | 2019-09-30 | 2019-09-30 | Water and fertilizer integrated irrigation system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112021615A (en) * | 2020-08-20 | 2020-12-04 | 云南省烟草公司玉溪市公司 | Equipment for automatically producing arma chinensis artificial feed |
| CN113455361A (en) * | 2021-05-24 | 2021-10-01 | 常熟市景园绿化工程有限公司 | Water and fertilizer supply system for automatic control of container seedling base |
| CN113908709A (en) * | 2021-11-12 | 2022-01-11 | 福建中安高新材料研究院有限公司 | Liquid mixing system and liquid mixing method |
-
2019
- 2019-09-30 CN CN201921674040.9U patent/CN210782405U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112021615A (en) * | 2020-08-20 | 2020-12-04 | 云南省烟草公司玉溪市公司 | Equipment for automatically producing arma chinensis artificial feed |
| CN113455361A (en) * | 2021-05-24 | 2021-10-01 | 常熟市景园绿化工程有限公司 | Water and fertilizer supply system for automatic control of container seedling base |
| CN113908709A (en) * | 2021-11-12 | 2022-01-11 | 福建中安高新材料研究院有限公司 | Liquid mixing system and liquid mixing method |
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