CN108064530B - Full-automatic fertilizer preparation system - Google Patents
Full-automatic fertilizer preparation system Download PDFInfo
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- CN108064530B CN108064530B CN201810156351.XA CN201810156351A CN108064530B CN 108064530 B CN108064530 B CN 108064530B CN 201810156351 A CN201810156351 A CN 201810156351A CN 108064530 B CN108064530 B CN 108064530B
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- level sensor
- gate valve
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- 239000003337 fertilizer Substances 0.000 title claims abstract description 128
- 238000002360 preparation method Methods 0.000 title claims abstract description 23
- 239000007788 liquid Substances 0.000 claims abstract description 172
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 100
- 238000003860 storage Methods 0.000 claims abstract description 29
- 239000000463 material Substances 0.000 claims abstract description 22
- 239000007787 solid Substances 0.000 claims abstract description 19
- 230000004720 fertilization Effects 0.000 claims abstract description 12
- 238000002347 injection Methods 0.000 claims abstract description 9
- 239000007924 injection Substances 0.000 claims abstract description 9
- 239000002699 waste material Substances 0.000 claims abstract description 5
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 2
- 230000010354 integration Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 4
- 238000003973 irrigation Methods 0.000 description 4
- 230000002262 irrigation Effects 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000021049 nutrient content Nutrition 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000011550 stock solution Substances 0.000 description 1
Classifications
-
- 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
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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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Fertilizing (AREA)
Abstract
The invention belongs to the technical field of crop water and fertilizer integration, and discloses a full-automatic fertilizer preparation system, wherein a fertilizer preparation device comprises a container A and a water injection assembly, a material feeding port and a waste liquid discharge port are arranged on the container A, and a stirrer is arranged in the container A; the water injection assembly comprises a water inlet pipeline and an electromagnetic valve arranged in the water inlet pipeline; the liquid storage device comprises a container B, an input pipeline and a water pump; the feeding device comprises a solid fertilizer feeding device and a liquid fertilizer feeding device; the control device comprises a liquid level sensor A, a liquid level sensor B, a liquid level sensor C and a level gauge; the circuitry of the level sensor a is connected to the circuitry of the stirrer, etc. The fertilizer preparation process does not need manual care, and can realize automatic feeding, automatic fertilizer preparation and continuous fertilizer supply, and the fertilizer dosage is accurate, and the concentration of the fertilizer liquid is uniform; the invention is used with an external fertilization system, and has the advantages of low labor intensity, high fertilization efficiency, labor saving, water saving, fertilizer saving and the like.
Description
Technical Field
The invention belongs to the technical field of crop water and fertilizer integration, and particularly relates to a full-automatic fertilizer distribution system.
Background
Currently, the current state of the art commonly used in the industry is as follows:
the water-fertilizer integrated technology is a novel agricultural technology integrating irrigation and fertilization. The technology is characterized by conveying the prepared fertilizer to the roots or leaves of crops in a liquid form by means of a spray and drip irrigation facility according to the fertilizer requirement rule and characteristics of soil nutrient content and crop types, has the advantages of remarkable water saving, fertilizer saving, pesticide saving, labor saving, high yield, high efficiency, environmental pollution reduction and the like, and is one of the most effective technical forms for improving the water and fertilizer utilization efficiency at present. In the water and fertilizer integrated technical system, the most widely applied fertilizer pumping method is a simple, economical, practical and durable fertilizer application mode, and the fertilizer application method mainly utilizes a water pump to convey fertilizer liquid to an irrigation system under pressure.
In summary, the problems of the prior art are:
the defects of the prior art are that 2 fertilizer distribution tanks are used in turn, manual feeding, coarse fertilizer distribution and low accuracy are needed, and special people are required to look after, mix fertilizers manually and constantly, and a water pump is replaced among the 2 fertilizer distribution tanks, so that the problems of high labor intensity, poor fertilizer supply continuity, inaccurate fertilizer consumption and the like are caused, and the yield, quality and safety of crops are further affected.
Difficulty and meaning for solving the technical problems:
the invention aims to provide a fertilizer preparation system capable of realizing automatic feeding, automatic fertilizer preparation and continuous fertilizer supply, which is suitable for being matched with a water and fertilizer integrated technology for cultivating horticultural crop facilities mainly by spray and drip irrigation.
Disclosure of Invention
Aiming at the problems existing in the prior art, the invention provides a full-automatic fertilizer distribution system.
The invention is realized in such a way that a full-automatic fertilizer preparation system comprises a fertilizer preparation device, a liquid storage device, a feeding device and a control device;
the fertilizer preparation device comprises a container A and a water injection assembly, wherein a feeding port and a waste liquid discharge port are formed in the container A, and a stirrer is arranged in the container A; the water injection assembly comprises a water inlet pipeline and an electromagnetic valve arranged in the water inlet pipeline;
the liquid storage device comprises a container B, an input pipeline and a water pump; the bottom of the container B is provided with a discharge port which is used for being connected with an external fertilization system; one end of the input pipeline is communicated with the inner cavity of the container A, and the other end of the input pipeline is communicated with the input of the water pump; the output of the water pump is communicated with the inner cavity of the container B through a pipeline;
the solid fertilizer feeding device comprises a conical storage tank, a first electric gate valve arranged at the bottom of the conical storage tank, a cylindrical bearing tank arranged below the first electric gate valve, a second electric gate valve arranged at the bottom of the cylindrical bearing tank, and a feeding port on the container A;
the liquid fertilizer feeding device comprises a liquid storage tank, a pipeline, a metering pump and an output pipeline, wherein the liquid storage tank is connected with the metering pump through the pipeline, one end of the output pipeline is connected with an output port of the metering pump, and the other end of the output pipeline is communicated with the upper part of an inner cavity of the container A;
the control device comprises a liquid level sensor A, a liquid level sensor B, a liquid level sensor C and a level gauge, wherein the liquid level sensor A and the liquid level sensor B are arranged in the container A; the liquid level sensor C is arranged inside the container B; the material level gauge is arranged in the cylindrical material bearing tank of the solid fertilizer feeding device;
the circuit of the liquid level sensor A is connected with the circuit of the stirrer to control the working state of the stirrer; the circuit of the liquid level sensor B is connected with the circuits of the first electric gate valve, the second electric gate valve, the metering pump, the electromagnetic valve and the water pump of the solid fertilizer feeding device, and controls the working states of the first electric gate valve, the second electric gate valve, the metering pump, the electromagnetic valve and the water pump;
the circuit of the liquid level sensor C is connected with the circuit of the water pump and controls the working state of the water pump; the circuit of the charge level indicator is connected with the circuits of the first electric gate valve and the second electric gate valve, and the working states of the first electric gate valve and the second electric gate valve are controlled.
Further, the stirrer comprises a motor, a transmission shaft and a wheel disc; the wheel disc is connected to an output shaft of the motor through the transmission shaft.
Further, the wheel disc comprises a disc body and a plurality of impellers arranged around the disc body;
the impeller is mounted around the disk at a 45 ° angular position perpendicular to the disk).
Further, the installation position of the stirrer is positioned at the center of the top of the container A, and the height position of the wheel disc from the bottom of the container A is in a range from below the center line of the container A to above 20cm of the bottom of the container A.
Further, the liquid level sensing height of the liquid level sensor A is set to be within a range from below the center line of the container A to above 20cm at the bottom of the container A.
Further, the liquid level sensors A and C are single-position sensors, and the liquid level sensor B is a high-low double-position sensor;
the low liquid level sensing height of the liquid level sensor B is arranged in a section 0 cm-10 cm away from the bottom of the container A; the high liquid level sensing height of the liquid level sensor B is arranged in a section 10 cm-20 cm away from the top of the container A.
Further, the liquid level sensing height of the liquid level sensor C is arranged in a range of 10 cm-20 cm from the top of the container B.
Further, a manual switch is arranged on an upper circuit of the first electric gate valve and the second electric gate valve of the solid fertilizer feeding device; the upper circuit of the metering pump of the liquid fertilizer feeding device is provided with a manual switch.
In summary, the invention has the advantages and positive effects that:
the fertilizer preparation process does not need manual care, and can realize automatic feeding, automatic fertilizer preparation and continuous fertilizer supply, and the fertilizer dosage is accurate, and the concentration of the fertilizer liquid is uniform; the system has the advantages of simple structure, convenient operation, low labor intensity, high fertilization efficiency, labor and fertilizer saving, and the like when being matched with an external fertilization system.
According to the invention, the feeding device, the electromagnetic valve, the stirrer and the water pump can be automatically controlled to work through the liquid level sensor, water in the water supply equipment is introduced into the container A when the feeding device automatically feeds materials, then the stirrer is matched for stirring to dissolve and uniformly mix fertilizers, and then the water pump is matched for pumping the prepared fertilizers in the container A into the liquid storage device for storage or for an external fertilization system. Due to the action of the liquid level sensor, when the liquid level sensor does not trigger the corresponding actuator to stop working, the system automatically and continuously dispenses fertilizer and supplies fertilizer to an external fertilization system.
Drawings
FIG. 1 is a block diagram of a fertilizer distribution system of a full-automatic fertilizer distribution system provided by an embodiment of the invention;
in the figure: 1. a container A; 2. a feed port; 3. a waste liquid discharge port; 4. a stirrer; 41. a motor; 42. a transmission shaft; 43. a wheel disc; 431. a tray body; 432. an impeller; 5. a water inlet pipe; 6. an electromagnetic valve; 7. a container B; 8. an input pipe; 9. a water pump; 10. a discharge port; 11. a pipe; 12. a storage tank; 13. a first electrically operated gate valve; 14. a material bearing tank; 15. a second electric gate valve; 16. a liquid storage tank; 17. a pipe; 18. a metering pump; 19. an output pipe; 20. a liquid level sensor A; 21. a liquid level sensor B; 22. a liquid level sensor C; 23. a level gauge; 24. a switch; 25. and (3) a switch.
Detailed Description
The present invention will be described in further detail with reference to the following examples in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
The defects of the prior art are that 2 fertilizer distribution tanks are used in turn, manual feeding, coarse fertilizer distribution and low accuracy are needed, and special people are required to look after, mix fertilizers manually and constantly, and a water pump is replaced among the 2 fertilizer distribution tanks, so that the problems of high labor intensity, poor fertilizer supply continuity, inaccurate fertilizer consumption and the like are caused, and the yield, quality and safety of crops are further affected.
As shown in fig. 1, the full-automatic fertilizer distribution system provided by the embodiment of the invention,
comprises a fertilizer preparation device for preparing fertilizer liquid, a liquid storage device for storing the fertilizer liquid, a feeding device and a control device; wherein, join in marriage fertile device and be used for splendid attire fertilizer and water, make container A1 and the water injection subassembly of both mixed into fertilizer liquid, be equipped with on the container A1 and be used for throwing in the material mouth 2 of putting in fertilizer, waste liquid discharge port 3, the inside of container A1 is provided with and is used for mixing the water that lets in fertilizer and container A1 and dissolves and keep the even unanimous agitator 4 of concentration.
The water injection assembly comprises a water inlet pipeline 5 and an electromagnetic valve 6 for inputting water in the water supply device into the container A1; one end of the water inlet pipe 5 is connected with a water outlet of the water supply device, such as a tap, and the other end of the water inlet pipe is communicated into the container A1, so that water is discharged from the water outlet of the water supply device when the water supply device is used for the first time.
The liquid storage device comprises a container B7 for containing the liquid fertilizer prepared by the fertilizer preparation device, an input pipeline 8, a water pump 9 and a discharge outlet 10; one end of the input pipeline 8 is communicated with the bottom of the inner cavity of the container A1, the other end of the input pipeline is communicated with the input of the water pump 9, the output of the water pump 9 is communicated with the inner cavity of the container B7 through a pipeline 11, and the fertilizer liquid prepared by the fertilizer preparation device is transferred to the liquid storage device for storage through the input pipeline 8, the water pump 9 and the pipeline 11; output to an external fertilization system through a discharge port 10 for use; the discharge port 10 is placed at the bottom of the container B7 and communicates with the inner cavity of the container B7.
The feeding device comprises a solid fertilizer feeding device and a liquid fertilizer feeding device, wherein the solid fertilizer feeding device comprises a conical storage tank 12 for containing solid fertilizer, a first electric gate valve 13 arranged at the bottom of the conical storage tank 12, a cylindrical bearing tank 14 arranged below the first electric gate valve 13, a second electric gate valve 15 arranged at the bottom of the cylindrical bearing tank 14, and the second electric gate valve 15 is communicated with a feeding port 2 on a container A1; the liquid fertilizer feeding device comprises a liquid storage tank 16 for storing liquid fertilizer stock solution, a pipeline 17, a metering pump 18 and an output pipeline 19, wherein the liquid storage tank 16 and the metering pump 18 are connected through the pipeline 17, one end of the output pipeline 19 is connected with an output port of the metering pump 18, and the other end of the output pipeline is communicated with the upper part of an inner cavity of the container A1; in order to control the separate feeding or simultaneous feeding of the solid fertilizer and the liquid fertilizer, a manual switch 24 is arranged on the upper circuit of the first electric gate valve 13 and the second electric gate valve 15, and a manual switch 25 is arranged on the upper circuit of the metering pump 18.
The control device comprises a liquid level sensor A20, a liquid level sensor B21, a liquid level sensor C22 and a material level gauge 23; the liquid level sensor A20 and the liquid level sensor B21 are arranged in the container A1, the liquid level sensor C22 is arranged in the container B7, and the level gauge 23 is arranged in the cylindrical material bearing tank 14; the circuit of the liquid level sensor A20 is connected with the circuit of the stirrer 4 to control the working state of the stirrer 4; the low liquid level sensing circuit of the liquid level sensor B21 is connected with the circuits of the first electric gate valve 13, the second electric gate valve 15, the metering pump 18, the electromagnetic valve 6 and the water pump 9 in the solid fertilizer feeding device, and the high liquid level sensing circuit of the liquid level sensor B21 is connected with the circuits of the electromagnetic valve 6 and the water pump 9, so as to control the working states of the first electric gate valve 13, the second electric gate valve 15, the metering pump 18, the electromagnetic valve 6 and the water pump 9; the circuit of the liquid level sensor C22 is connected with the circuit of the water pump 9 to control the working state of the water pump 9; the circuits of the level gauge 23 are connected with the circuits of the first electric gate valve 13 and the second electric gate valve 15, and control the working states of the first electric gate valve 13 and the second electric gate valve 15.
The liquid level sensing height of the liquid level sensor A20 is set to be any position between the position below the center line (including the center line) of the container A1 and the position above 20cm of the bottom of the container A1, when the liquid level in the container A1 reaches the preset value of the liquid level sensor A20, the liquid level sensor A20 sends a signal to switch on the circuit of the stirrer 4, the stirrer 4 is started to work, and when the liquid level in the container A1 is lower than the preset value of the liquid level sensor A20, the liquid level sensor A20 sends a signal to switch off the circuit of the stirrer 4, and the stirrer 4 stops working.
The liquid level sensor B21 comprises a high liquid level sensing point and a low liquid level sensing point, wherein the high liquid level sensing point is arranged in a range of 10 cm-20 cm away from the top of the container A1, and is specifically determined by the capacity of the container A1; the low liquid level sensing point of the liquid level sensor B21 is arranged in the interval of 0 cm-10 cm from the bottom of the container A1. When the liquid level in the container A1 is lower than a low liquid level sensing height preset value of the liquid level sensor B21, the liquid level sensor B21 sends a signal, a circuit of the first electric gate valve 13, the second electric gate valve 15, the metering pump 18 and the electromagnetic valve 6 is connected, the circuit of the water pump 9 is cut off, the first electric gate valve 13, the second electric gate valve 15, the metering pump 18 and the electromagnetic valve 6 are started at the same time, the first electric gate valve 13 is opened, the second electric gate valve 15 is closed, solid fertilizer falls into the cylindrical bearing tank 14 from the conical storage tank 12, the metering pump 18 starts to convey liquid fertilizer from the liquid storage tank 16 into the container A1, the water inlet pipeline 5 starts to fill water into the container A1, and the water pump 9 stops working and does not convey fertilizer liquid to the container B7; when the liquid level in the container A1 reaches the preset value of the high liquid level sensing height of the liquid level sensor B21, the liquid level sensor B21 sends out a signal to cut off the circuit of the electromagnetic valve 6, the electromagnetic valve 6 stops working, the water inlet pipeline 5 stops filling water into the container A1, the signal sent out by the liquid level sensor B21 is simultaneously output to the water pump 9, the water pump 9 is started to work, and the fertilizer liquid is conveyed from the container A1 to the container B7.
The liquid level sensing height of the liquid level sensor C22 is arranged in a range of 10 cm-20 cm from the top of the container B7, and is specifically determined by the capacity of the container B7; when the liquid level in the container B7 reaches a preset value of the liquid level sensing height of the liquid level sensor C22, the liquid level sensor C22 outputs a signal to a circuit of the water pump 9, the power supply of the water pump 9 is cut off, the water pump 9 stops working, the fertilizer liquid is not conveyed to the container B7 any more, and the overflow of the fertilizer liquid is prevented; when the liquid level in the container B7 is lower than the liquid level sensing height preset value of the liquid level sensor C22, the liquid level sensor C22 outputs a signal to a circuit of the water pump 9, the power supply of the water pump 9 is connected, the water pump 9 is started to work, and fertilizer liquid is conveyed to the container B7.
The output signal of the level gauge 23 is connected with the circuits of the first electric gate valve 13 and the second electric gate valve 15, when the solid fertilizer in the cylindrical material bearing tank 14 is sensed by the probe of the level gauge 23 to reach a preset value, the circuits of the first electric gate valve 13 and the second electric gate valve 15 are connected with the output signal of the level gauge 23, the first electric gate valve 13 is closed, the material bearing tank 12 stops conveying the fertilizer to the material bearing tank 14, meanwhile, the second electric gate valve 15 is opened, and the quantitative fertilizer in the material bearing tank 14 falls into the container A1.
The metering pump 18 is started by the low liquid level sensing height preset value of the liquid level sensor B21, and when the liquid fertilizer conveying amount preset value is reached, the power supply is automatically cut off, and the fertilizer is stopped being thrown into the container A1.
The use process of the system comprises the following steps: before starting the fertilizer preparation operation, to ensure that there is sufficient fertilizer material in the storage tanks 12 and 16, the upper switches 24 and 25 are first placed in an on or off state as required by the individual or simultaneous application of solid or liquid fertilizer. Starting a total power supply of the whole system, checking that the power supplies of all electric equipment are in a working state, performing self-checking of the system, starting the first electric gate valve 13, the second electric gate valve 15, the metering pump 18 and the electromagnetic valve 6 at the same time, opening the first electric gate valve 13, closing the second electric gate valve 15, enabling solid fertilizer to fall into the cylindrical material bearing tank 14 from the conical material bearing tank 12, enabling the metering pump 18 to start conveying liquid fertilizer from the liquid storage tank 16 into the container A1, enabling the water inlet pipeline 5 to start filling water into the container A1, enabling an output signal to be communicated with a circuit of the first electric gate valve 13 and the second electric gate valve 15 when a probe of the material level meter 23 senses that the solid fertilizer in the cylindrical material bearing tank 14 reaches a preset value, enabling the first electric gate valve 13 to be closed, enabling the material bearing tank 12 to stop conveying fertilizer to the material bearing tank 14, and enabling the second electric gate valve 15 to be opened, and enabling quantitative fertilizer in the material bearing tank 14 to fall into the container A1; when the liquid fertilizer delivery quantity reaches a preset value, the metering pump 18 automatically cuts off the power supply to stop throwing fertilizer into the container A1; when the liquid level in the container A1 reaches a preset value, the liquid level sensor A20 sends out a signal to switch on a circuit of the stirrer 4, and the stirrer 4 is started to work so as to dissolve and uniformly mix the fertilizer; when the liquid level in the container A1 reaches the preset value of the high liquid level sensing height of the liquid level sensor B21, the liquid level sensor B21 sends out a signal to cut off the circuit of the electromagnetic valve 6, the electromagnetic valve 6 stops working, the water inlet pipeline 5 stops filling water into the container A1, the signal sent out by the liquid level sensor B21 is simultaneously output to the water pump 9, the water pump 9 is started to work, and the fertilizer liquid is conveyed from the container A1 into the container B7.
When the liquid level in the container A1 is lower than the low liquid level sensing height preset value of the liquid level sensor B21, the liquid level sensor B21 sends out a signal to switch on the circuits of the feeding device and the electromagnetic valve 6, meanwhile, the circuit of the water pump 9 is cut off, the feeding device starts feeding, meanwhile, the electromagnetic valve 6 starts water injection, the water pump 9 stops working, the fertilizer liquid is not conveyed to the container B7 any more, and the system completes a fertilizer distribution cycle.
In the working state of the system, when the liquid level in the container B7 reaches a preset value of the liquid level sensing height of the liquid level sensor C22, the liquid level sensor C22 outputs a signal to a circuit of the water pump 9, the power supply of the water pump 9 is cut off, the water pump 9 stops working, the fertilizer liquid is not conveyed to the container B7 any more, and the overflow of the fertilizer liquid is prevented; when the liquid level in the container B7 is lower than the liquid level sensing height preset value of the liquid level sensor C22, the liquid level sensor C22 outputs a signal to a circuit of the water pump 9, the power supply of the water pump 9 is connected, the water pump 9 is started to work, and fertilizer liquid is conveyed to the container B7.
And (5) closing the total power supply of the system after the fertilization operation is finished.
The system power supply can distribute commercial power to the stirrer 4, the electromagnetic valve 6, the first electric gate valve 13 of the water pump 9, the second electric gate valve 15, the metering pump 18 and the like through the distribution box, and is provided with independent switches for controlling the power on and facilitating equipment maintenance, and before the operation of fertilizer distribution and fertilization is started, each independent switch is checked and is in a working state.
The stirrer 4 used in the system may be any one of the existing stirrer or self-made stirrer, and the stirrer 4 comprises a motor 41, a transmission shaft 42 and a wheel disc 43, wherein the wheel disc 43 is connected to an output shaft of the motor 41 through the transmission shaft 42.
To maintain consistency in the more fully dissolved and evenly mixed state of the fertilizer, the wheel 43 of the system mixer 4 comprises a wheel body 431 and a plurality of impellers 432 arranged around the wheel body 431. Wherein impeller 432 is mounted around disk 431 at an angular position perpendicular to disk 43145 deg.. The number of impellers 432 may be any number, such as 2, 3, or 4.
To ensure that effective dosing is possible, the diameter of the wheel 43 is smaller than the inner diameter of the container A1, and is spaced from the bottom of the container A1, for example by 20cm,30cm, but preferably not above the midline of the container A1. And the motor 41 of the stirrer 4 is arranged at the center of the top of the container A1, so that the device is stable and stirring is more uniform.
The liquid level sensor is defined by the definition of functions, and comprises functional equipment such as a water level sensor, a water level switch, a liquid level switch, a water level gauge, a liquid level gauge and the like.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (5)
1. The full-automatic fertilizer preparation system is characterized by comprising a fertilizer preparation device, a liquid storage device, a feeding device and a control device;
the fertilizer preparation device comprises a container A and a water injection assembly, wherein a feeding port and a waste liquid discharge port are formed in the container A, and a stirrer is arranged in the container A; the water injection assembly comprises a water inlet pipeline and an electromagnetic valve arranged in the water inlet pipeline;
the liquid storage device comprises a container B, an input pipeline and a water pump; the bottom of the container B is provided with a discharge port which is used for being connected with an external fertilization system; one end of the input pipeline is communicated with the inner cavity of the container A, and the other end of the input pipeline is communicated with the input of the water pump; the output of the water pump is communicated with the inner cavity of the container B through a pipeline;
the solid fertilizer feeding device comprises a conical storage tank, a first electric gate valve arranged at the bottom of the conical storage tank, a cylindrical bearing tank arranged below the first electric gate valve, a second electric gate valve arranged at the bottom of the cylindrical bearing tank, and a feeding port on the container A;
the liquid fertilizer feeding device comprises a liquid storage tank, a pipeline, a metering pump and an output pipeline, wherein the liquid storage tank is connected with the metering pump through the pipeline, one end of the output pipeline is connected with an output port of the metering pump, and the other end of the output pipeline is communicated with the upper part of an inner cavity of the container A;
the control device comprises a liquid level sensor A, a liquid level sensor B, a liquid level sensor C and a level gauge, wherein the liquid level sensor A and the liquid level sensor B are arranged in the container A; the liquid level sensor C is arranged inside the container B; the material level gauge is arranged in the cylindrical material bearing tank of the solid fertilizer feeding device;
the circuit of the liquid level sensor A is connected with the circuit of the stirrer to control the working state of the stirrer; the circuit of the liquid level sensor B is connected with the circuits of the first electric gate valve, the second electric gate valve, the metering pump, the electromagnetic valve and the water pump of the solid fertilizer feeding device, and controls the working states of the first electric gate valve, the second electric gate valve, the metering pump, the electromagnetic valve and the water pump;
the circuit of the liquid level sensor C is connected with the circuit of the water pump and controls the working state of the water pump; the circuit of the charge level indicator is connected with the circuits of the first electric gate valve and the second electric gate valve and controls the working states of the first electric gate valve and the second electric gate valve;
the stirrer comprises a motor, a transmission shaft and a wheel disc; the wheel disc is connected to an output shaft of the motor through the transmission shaft;
the wheel disc comprises a disc body and a plurality of impellers arranged around the disc body;
the impeller is arranged around the disc body at an angle of 45 degrees perpendicular to the disc body;
the installation position of the stirrer is positioned at the center of the top of the container A, and the height position of the wheel disc from the bottom of the container A is within a range from below the center line of the container A to 20cm below the bottom of the container A.
2. The fully automatic fertilizer system of claim 1, wherein the liquid level sensing height of the liquid level sensor a is set to be within a range from below the center line of the container a to 20cm at the bottom of the container a.
3. The fully automatic fertilizer preparation system according to claim 1, wherein the liquid level sensors a and C are single-position sensors, and the liquid level sensor B is a high-low double-position sensor;
the low liquid level sensing height of the liquid level sensor B is arranged in a section 0 cm-10 cm away from the bottom of the container A; the high liquid level sensing height of the liquid level sensor B is arranged in a section 10 cm-20 cm away from the top of the container A.
4. The fully automatic fertilizer preparation system according to claim 1, wherein the liquid level sensing height of the liquid level sensor C is set within a range of 10cm to 20cm from the top of the container B.
5. The fully automatic fertilizer preparation system according to claim 1, wherein the upper circuits of the first electric gate valve and the second electric gate valve of the solid fertilizer feeding device are provided with a first manual switch; the liquid fertilizer feeding device is characterized in that a second manual switch is arranged on an upper circuit of the metering pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810156351.XA CN108064530B (en) | 2018-02-24 | 2018-02-24 | Full-automatic fertilizer preparation system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810156351.XA CN108064530B (en) | 2018-02-24 | 2018-02-24 | Full-automatic fertilizer preparation system |
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| CN108064530A CN108064530A (en) | 2018-05-25 |
| CN108064530B true CN108064530B (en) | 2024-01-02 |
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| CN201810156351.XA Active CN108064530B (en) | 2018-02-24 | 2018-02-24 | Full-automatic fertilizer preparation system |
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| CN115918505A (en) * | 2023-01-10 | 2023-04-07 | 昆明理工大学 | Timed spraying equipment for landscape garden planting and using method |
| CN116686518A (en) * | 2023-07-05 | 2023-09-05 | 广州大学 | An integrated water and fertilizer system for efficient mixing and precise fertilization |
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