CN219205480U - Soil humidity monitoring and watering system - Google Patents
Soil humidity monitoring and watering system Download PDFInfo
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- CN219205480U CN219205480U CN202320390037.4U CN202320390037U CN219205480U CN 219205480 U CN219205480 U CN 219205480U CN 202320390037 U CN202320390037 U CN 202320390037U CN 219205480 U CN219205480 U CN 219205480U
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/22—Improving land use; Improving water use or availability; Controlling erosion
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Abstract
The utility model provides a soil humidity monitoring and watering system, which comprises: the 4 right-angle pipelines and the plurality of straight pipelines form rectangular pipelines for enclosing the trunks of the soft-seed pomegranates; the drip irrigation heads are respectively arranged on the right-angle pipeline and the straight pipeline; the first fixing rod is arranged at the right angle of the right-angle pipeline; a branch water pipe with a valve is communicated with the right-angle pipeline; a main water pipe communicated with the branch water pipe; the water pump is connected with the main water pipe; the soil sensor is arranged between the rectangular pipeline and the soft seed pomegranate trunks; the microcontroller U1 is connected with the soil sensor; and the processor is connected with the microcontroller U1 and the valve to control the valve to be opened or closed according to soil humidity data. According to the utility model, each individual is subjected to independent soil humidity monitoring, the processor opens the corresponding valve independently according to soil humidity data in a targeted manner, and performs targeted independent watering, so that the situation that watering is performed near the trunk of the soft-seed pomegranate is ensured, water is not wasted, and the individual pertinence is high.
Description
Technical Field
The utility model relates to the technical field of soil monitoring, in particular to a soil humidity monitoring and watering system.
Background
The period management technology of the soft-seed pomegranates comprises reasonable close planting, soil and fertilizer water management, shaping and trimming, flower and fruit management, pest control and pest control. Wherein, the soil fertilizer water management and the flower and fruit management both relate to spraying operation, and 0.2 to 0.3 percent of borax is sprayed on the leaves of the flowering phase in the soil fertilizer water management, and 0.3 to 0.5 percent of urea is sprayed for 2 to 3 times (at intervals of 7 to 10 days). Flower and fruit management includes:
1. flower promotion: firstly, strengthening fertilizer water management, deep ploughing fertilizer application and external root dressing; secondly, reasonably trimming, stretching angles, girdling branches, girdling, longitudinal cutting and spraying growth inhibitors;
2. fruit preservation: firstly, the bees are placed in the flowering phase, the artificial pollination is carried out, the boron spraying and urea spraying are carried out, and the fruit setting rate is improved: secondly, flower thinning, bowl fruit thinning, bud thinning and leaf surface fertilizer spraying and medicine spraying are carried out, the quality of the fruits is improved, and the fruits are prevented from being broken and the fruits are prevented from being damaged for years.
At present, watering operation in fertilizer water management is generally performed by adopting unmanned aerial vehicle spraying or manual watering or pipeline and nozzle spraying, so that water is wasted, and individual pertinence is not strong.
Disclosure of Invention
The utility model provides a soil humidity monitoring and watering system for monitoring the soil humidity of each individual and carrying out targeted watering.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a soil moisture monitoring and watering system comprising:
the 4 right-angle pipelines are arranged at 4 directions of the trunk of the soft-seed pomegranate;
the straight-through pipelines are respectively communicated with the adjacent right-angle pipelines, so that 4 right-angle pipelines and the straight-through pipelines form rectangular pipelines for enclosing the trunks of the soft-seed pomegranates;
the drip irrigation heads are respectively arranged on the right-angle pipeline and the straight pipeline;
the first fixing rod is arranged at the right angle of the right-angle pipeline to support the rectangular pipeline;
a branch water pipe with a valve is communicated with the right-angle pipeline;
a main water pipe communicated with the branch water pipe;
the water pump is connected with the main water pipe;
the soil sensor is arranged between the rectangular pipeline and the soft seed pomegranate trunks so as to monitor soil humidity;
the microcontroller U1 is connected with the soil sensor to receive soil humidity data;
and the processor is connected with the microcontroller U1 and the valve to control the valve to be opened or closed according to the soil humidity data.
In one embodiment of the disclosure, a first thread groove is formed in one end, away from the right-angle pipeline, of the first fixing rod, a first threaded rod is configured in the first thread groove, and a first conical tip is arranged at one end, away from the first fixing rod, of the first threaded rod.
In one embodiment of the disclosure, the straight-through pipe is provided with a second fixing rod to assist in supporting the rectangular pipe.
In one embodiment of the disclosure, a second thread groove is formed at one end of the second fixing rod, which is far away from the through pipeline, the second thread groove is configured with a second threaded rod, and a second conical tip is arranged at one end of the second threaded rod, which is far away from the second fixing rod.
In the embodiment disclosed by the utility model, a pin 19 of the microcontroller U1 is grounded, a grounded capacitor C5 is connected with a pin 20 of the microcontroller U1, and a voltage end VCC is externally connected after connection, the microcontroller U1 is connected with the processor through a connector J1, a resistor R1 is connected between a pin 6 of the microcontroller U1 and a pin 3 of the connector J1, and a resistor R2 is connected between a pin 11 of the microcontroller U1 and a pin 2 of the connector J1;
the soil sensor comprises a coplanar capacitor C1, a coplanar capacitor C2, a coplanar capacitor C3 and a coplanar capacitor C4, wherein a pin 14 of the microcontroller U1 is connected with one end of the coplanar capacitor C1, one end of the coplanar capacitor C2, one end of the coplanar capacitor C3 and one end of the coplanar capacitor C4, and the other end of the coplanar capacitor C1, the other end of the coplanar capacitor C2, the other end of the coplanar capacitor C3 and the other end of the coplanar capacitor C4 are grounded.
In one embodiment of the utility model, the processor is connected with a relay KM1, the working circuit of the water pump comprises a power supply P1 and a motor MG, and the power supply P1, a normally open contact K1 of the relay KM1 and the motor MG are sequentially connected in series to form a loop.
In one embodiment of the disclosure, the circuit for controlling the opening or closing of the valve by the processor comprises a sequential logic circuit and a switch gate array circuit, wherein the sequential logic circuit is connected with the processor to output a switch pulse according to a sequential control signal output by the processor; one end of the switch gate array circuit is connected with the sequential logic circuit, the other end of the switch gate array circuit is connected with one end of the valve, and the other end of the valve is externally connected with a voltage end V1, so that the switch gate array circuit controls the on-off of a branch where the valve is located according to the switch pulse output by the sequential logic circuit.
In one embodiment of the disclosure, the switch gate array circuit includes a plurality of electronic switches, where the plurality of electronic switches are used to control on-off of branches where the plurality of valves are located respectively.
In one embodiment of the present disclosure, the plurality of electronic switches are one or more combinations of field effect transistors, triodes, and thyristors.
In summary, the utility model has at least the following advantages:
according to the utility model, 4 right-angle pipelines and a plurality of straight-through pipelines form rectangular pipelines for enclosing the trunks of the soft-seed pomegranates, and the water is purposefully and independently watered through the branch water pipes, the main water pipes and the water pumps with the valves, and the soil sensor and the microcontroller U1 are in one-to-one correspondence with the trunks of the soft-seed pomegranates, so that each individual is subjected to independent soil humidity monitoring, and the corresponding valves are purposefully and independently opened through the processor according to soil humidity data to carry out targeted independent watering, so that the watering is carried out near the trunks of the soft-seed pomegranates, the individual pertinence is stronger while the water is not wasted, the water waste during large-scale watering is avoided, and the soil humidity of each individual (soft-seed pomegranates) is not uniform, namely, some individuals are not water deficient, but all are uniformly watered; by adopting the scheme, the occurrence of the situation can be avoided.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a soil moisture monitoring and watering system according to some embodiments of the present utility model.
Fig. 2 is a schematic block diagram of a soil moisture monitoring and watering system according to some embodiments of the present utility model.
Fig. 3 is a schematic diagram of a microcontroller U1 involved in some embodiments of the present utility model.
FIG. 4 is a schematic diagram of a processor, sequential logic circuitry, and switch gate array circuitry according to some embodiments of the present utility model.
Fig. 5 is a schematic view of a right angle pipe and a first fixing rod according to some embodiments of the present utility model.
Fig. 6 is a schematic view of the construction of the through-conduit and the second securing lever involved in some embodiments of the present utility model.
Reference numerals:
1. a soft seed pomegranate trunk;
2. rectangular pipes; 21. a right angle pipe; 22. a straight-through pipeline; 23. a drip irrigation head; 24. a first fixing rod; 241. a first threaded rod; 242. a first tapered tip; 25. a second fixing rod; 251. a second threaded rod; 252. a second conical tip; 26. a quick connector;
3. a water pump; 4. a main water pipe; 5. a branch water pipe; 6. and (3) a valve.
Detailed Description
Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in numerous different ways without departing from the spirit or scope of the embodiments of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.
In the description of the embodiments of the present utility model, it should be understood that the terms "length," "vertical," "horizontal," "top," "bottom," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience in describing the embodiments of the present utility model and to simplify the description, rather than to indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.
In the embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and include, for example, either permanently connected, removably connected, or integrally formed; the device can be mechanically connected, electrically connected and communicated; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.
In embodiments of the utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, or may include both the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
The following disclosure provides many different implementations, or examples, for implementing different configurations of embodiments of the utility model. In order to simplify the disclosure of embodiments of the present utility model, components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit embodiments of the present utility model. Furthermore, embodiments of the present utility model may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not themselves indicate the relationship between the various embodiments and/or arrangements discussed.
Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1, 2 and 5, the present embodiment provides a soil moisture monitoring and watering system, comprising:
4 right-angle pipelines 21 which are arranged at 4 positions of the soft-seed pomegranate trunk 1;
a plurality of through pipes 22 respectively communicating with the adjacent right-angle pipes 21, so that the 4 right-angle pipes 21 and the plurality of through pipes 22 constitute a rectangular pipe 2 enclosing the soft-seed pomegranate trunk 1;
a plurality of drip irrigation heads 23 respectively arranged on the right-angle pipeline 21 and the straight pipeline 22;
a first fixing rod 24 provided at a right angle of the right-angle pipe 21 to support the rectangular pipe 2;
a branch water pipe 5 with a valve 6 is communicated with a right-angle pipeline 21;
a main water pipe 4 communicated with the branch water pipe 5;
the water pump 3 is connected with the main water pipe 4;
the soil sensor is arranged between the rectangular pipeline 2 and the soft seed pomegranate trunk 1 so as to monitor soil humidity;
the microcontroller U1 is connected with the soil sensor to receive soil humidity data;
and the processor is connected with the microcontroller U1 and the valve 6 to control the valve 6 to be opened or closed according to soil humidity data.
It should be understood that the rectangular pipeline 2 refers to that after the 4 right-angle pipelines 21 and the plurality of straight pipelines 22 are connected, soft-seed pomegranate trees are enclosed, and the rectangular pipeline is rectangular in shape; the connection between the right-angle pipe 21 and the through-pipes 22 may be connected by means of a quick coupling 26, and the connection between adjacent through-pipes 22 may also be connected by means of a quick coupling 26. The combined structure is convenient to adjust according to the tree diameter of different soft-seed pomegranate trees, and the area surrounded by the rectangular pipeline 2 is adjustable, so that the combined structure is high in practicality.
The processor can be connected with a memory, and the memory stores a preset humidity threshold, wherein the preset humidity threshold is a humidity value (or humidity range) of a soft-seed pomegranate tree which can obtain better growth and flowering results in a better humidity environment; and can set up different preset humidity threshold values according to the specific condition of the soft seed pomegranate tree that actually plants, such as the variety, to the individual difference, preset humidity threshold value, soft seed pomegranate tree, microcontroller U1, soil sensor and valve 6 can the one-to-one, be convenient for carry out corresponding watering according to actual soil humidity data (monitoring data) and the comparison result of corresponding preset humidity threshold value.
The working process is as follows:
the soil sensor monitors soil humidity and transmits the monitored soil humidity data to the processor through the microcontroller U1, the processor retrieves a preset humidity threshold value corresponding to the soil sensor or the microcontroller U1 (or the soft-seed pomegranate tree) from the memory, compares the preset humidity threshold value with the soil humidity data, if the soil humidity data is smaller than the preset humidity threshold value, the processor controls the valve 6 corresponding to the soil sensor or the microcontroller U1 (or the soft-seed pomegranate tree) to be opened and simultaneously controls the water pump 3 to work, water is supplied to the rectangular pipeline 2 corresponding to the soil sensor or the microcontroller U1 (or the soft-seed pomegranate tree) from the main water pipe 4 and the branch water pipe 5, and the water is dripped into the soil through the drip irrigation head 23.
In some embodiments, as shown in fig. 5, an end of the first fixing rod 24 away from the right-angle pipe 21 is provided with a first thread groove (not shown in the drawing), the first thread groove is configured with a first threaded rod 241, and an end of the first threaded rod 241 away from the first fixing rod 24 is provided with a first tapered tip 242.
In this embodiment, the first threaded rod 241 is in threaded connection with the first thread groove, so that the height of the right-angle pipeline 21 (the rectangular pipeline 2) can be finely adjusted, drip irrigation can be performed at different heights, and the relative height of the rectangular pipeline 2 can be finely adjusted; the first tapered tip 242 facilitates fixation in soil.
In some embodiments, as shown in fig. 6, the straight-through duct 22 is provided with a second fixing bar 25 to assist in supporting the rectangular duct 2.
In the present embodiment, when the number of through pipes 22 between adjacent right-angle pipes 21 is excessive, the rectangular pipe 2 can be supported in an auxiliary manner by the second fixing rod 25.
In some embodiments, as shown in fig. 6, an end of the second fixing rod 25 away from the through pipe 22 is provided with a second thread groove (not shown in the drawing), the second thread groove is configured with a second threaded rod 251, and an end of the second threaded rod 251 away from the second fixing rod 25 is provided with a second tapered tip 252.
In this embodiment, the second threaded rod 251 is in threaded connection with the second threaded groove, so that the height of the right-angle pipeline 21 (the rectangular pipeline 2) can be finely adjusted, drip irrigation can be performed at different heights, and the relative height of the rectangular pipeline 2 can be finely adjusted; the second tapered tip 252 facilitates fixation in soil.
In some embodiments, as shown in fig. 3, a pin 19 of the microcontroller U1 is grounded, a grounded capacitor C5 is connected to a pin 20 of the microcontroller U1, and a voltage terminal VCC is externally connected after connection, the microcontroller U1 is connected to the processor through a connector J1, a resistor R1 is connected between a pin 6 of the microcontroller U1 and a pin 3 of the connector J1, and a resistor R2 is connected between a pin 11 of the microcontroller U1 and a pin 2 of the connector J1; the soil sensor comprises a coplanar capacitor C1, a coplanar capacitor C2, a coplanar capacitor C3 and a coplanar capacitor C4, wherein a pin 14 of the microcontroller U1 is connected with one end of the coplanar capacitor C1, one end of the coplanar capacitor C2, one end of the coplanar capacitor C3 and one end of the coplanar capacitor C4, and the other end of the coplanar capacitor C1, the other end of the coplanar capacitor C2, the other end of the coplanar capacitor C3 and the other end of the coplanar capacitor C4 are grounded.
In this embodiment, the microcontroller U1 is PIC24F16KA101, and the coplanar capacitor C1, the coplanar capacitor C2, the coplanar capacitor C3, and the coplanar capacitor C4 form a capacitive soil sensor, and is used for monitoring soil humidity, transmitting soil humidity data to the microcontroller U1, and transmitting soil humidity data to the processor through the connector J1 by the microcontroller U1.
In some embodiments, as shown in fig. 4, the processor is connected with a relay KM1, the working circuit of the water pump 3 includes a power source P1 and a motor MG, and the power source P1, a normally open contact K1 of the relay KM1 and the motor MG are sequentially connected in series to form a loop.
In this embodiment, when the processor determines that the soil humidity data is smaller than the preset humidity threshold, the processor controls the coil of the relay KM1 to be powered on, the normally open contact K1 is closed, the power supply P1 supplies power to the motor MG, the motor MG works, the motor MG is a driving device of the water pump 3, the water pump 3 works, and water supply begins.
In some embodiments, as shown in fig. 4, the circuit for controlling the opening or closing of the valve 6 by the processor includes a sequential logic circuit and a switch gate array circuit, the sequential logic circuit is connected with the processor to output a switch pulse according to a sequential control signal output by the processor; one end of the switch gate array circuit is connected with the sequential logic circuit, the other end of the switch gate array circuit is connected with one end of the valve 6, and the other end of the valve 6 is externally connected with the voltage end V1, so that the switch gate array circuit controls the on-off of a branch where the valve 6 is located according to the switch pulse output by the sequential logic circuit.
In this embodiment, when the processor determines that the soil humidity data is smaller than the preset humidity threshold, the processor outputs control signals (PWM 1, PWM2, PWM 3), the sequential logic circuit receives the control signals and converts the control signals into corresponding switching pulses (PWM 1-F1, PWM2-F2, PWM 3-F3), and the switching pulses are respectively sent to corresponding switching control ports in the switch gate array circuit to respectively control the branch circuit where the corresponding valve 6 is located to be conducted, and the valve 6 is opened to supply water. The valve 6 is an electromagnetic valve, and the sequential logic circuit adopts a conventional circuit scheme.
In some embodiments, the switch gate array circuit includes a plurality of electronic switches, where the plurality of electronic switches are used to control the on/off of the branches where the plurality of valves 6 are located respectively.
In some embodiments, the plurality of electronic switches are one or more combinations of field effect transistors, triodes, and thyristors.
When the electronic switch is the triode, as shown in fig. 4, the circuit includes triode Q1, triode Q2, triode Q3, pilot lamp LED1, pilot lamp LED2, pilot lamp LED3, buzzer B1, buzzer B2, buzzer B3, valve FM1, valve FM2 and valve FM3, time sequence logic circuit is connected with triode Q1's base, triode Q2's base and triode Q3's base respectively, triode Q1's projecting pole, triode Q2's projecting pole and triode Q3's projecting pole ground, triode Q1's collecting electrode is connected with pilot lamp LED 1's negative pole, pilot lamp LED 1's positive pole is connected with buzzer B1's one end, buzzer B1's the other end is connected with valve FM 1's one end, valve FM 1's the other end is connected with voltage end V1, the other end of pilot lamp FM 2's the other end is connected with valve FM 2's one end, valve FM 3's the other end is connected with valve FM 3's one end, the other end of valve FM 3's the other end is connected with valve FM 3's one end, the other end is connected with the other end of valve FM 3.
When the triode Q1 or the triode Q2 or the triode Q3 receives the switch pulse output by the time sequence logic circuit, the triode Q1 or the triode Q2 or the triode Q3 is conducted, the indicator lamp LED1, the buzzer B1 and the valve FM1 are powered, or the indicator lamp LED2, the buzzer B2 and the valve FM2 are powered, or the indicator lamp LED3, the buzzer B3 and the valve FM3 are powered, and the indicator lamp LED1, the indicator lamp LED2, the indicator lamp LED3, the buzzer B1, the buzzer B2 and the buzzer B3 can be arranged near the corresponding rectangular pipeline 2 (soft seed pomegranate tree) to remind a worker that drip irrigation is about to start, and the valve FM1, the valve FM2 and the valve FM3 are represented in the circuit by the valve 6.
While the above examples describe various embodiments of the present utility model, those skilled in the art will appreciate that various changes and modifications can be made to these embodiments without departing from the spirit and scope of the present utility model, and that such changes and modifications fall within the scope of the present utility model.
Claims (9)
1. A soil moisture monitoring and watering system comprising:
the 4 right-angle pipelines are arranged at 4 directions of the trunk of the soft-seed pomegranate;
the straight-through pipelines are respectively communicated with the adjacent right-angle pipelines, so that 4 right-angle pipelines and the straight-through pipelines form rectangular pipelines for enclosing the trunks of the soft-seed pomegranates;
the drip irrigation heads are respectively arranged on the right-angle pipeline and the straight pipeline;
the first fixing rod is arranged at the right angle of the right-angle pipeline to support the rectangular pipeline;
a branch water pipe with a valve is communicated with the right-angle pipeline;
a main water pipe communicated with the branch water pipe;
the water pump is connected with the main water pipe;
the soil sensor is arranged between the rectangular pipeline and the soft seed pomegranate trunks so as to monitor soil humidity;
the microcontroller U1 is connected with the soil sensor to receive soil humidity data;
and the processor is connected with the microcontroller U1 and the valve to control the valve to be opened or closed according to the soil humidity data.
2. The soil moisture monitoring and watering system of claim 1 wherein a first thread groove is provided in an end of the first securing lever remote from the right angle conduit, the first thread groove being configured with a first threaded rod, a first tapered tip being provided in an end of the first threaded rod remote from the first securing lever.
3. The soil moisture monitoring and watering system of claim 1 wherein said straight-through conduit is provided with a second securing lever to assist in supporting said rectangular conduit.
4. The soil moisture monitoring and watering system of claim 3 wherein a second thread groove is provided in an end of the second securing lever remote from the straight-through conduit, the second thread groove being configured with a second threaded rod having a second tapered tip at an end thereof remote from the second securing lever.
5. The soil moisture monitoring and watering system according to claim 1, wherein a pin 19 of the microcontroller U1 is grounded, a grounded capacitor C5 is connected to a pin 20 of the microcontroller U1, and a voltage terminal VCC is externally connected after connection, the microcontroller U1 is connected with the processor through a connector J1, a resistor R1 is connected between a pin 6 of the microcontroller U1 and a pin 3 of the connector J1, and a resistor R2 is connected between a pin 11 of the microcontroller U1 and a pin 2 of the connector J1;
the soil sensor comprises a coplanar capacitor C1, a coplanar capacitor C2, a coplanar capacitor C3 and a coplanar capacitor C4, wherein a pin 14 of the microcontroller U1 is connected with one end of the coplanar capacitor C1, one end of the coplanar capacitor C2, one end of the coplanar capacitor C3 and one end of the coplanar capacitor C4, and the other end of the coplanar capacitor C1, the other end of the coplanar capacitor C2, the other end of the coplanar capacitor C3 and the other end of the coplanar capacitor C4 are grounded.
6. The soil moisture monitoring and watering system according to claim 1, wherein the processor is connected with a relay KM1, the working circuit of the water pump comprises a power supply P1 and a motor MG, and the power supply P1, a normally open contact K1 of the relay KM1 and the motor MG are sequentially connected in series to form a loop.
7. The soil moisture monitoring and watering system of claim 1 wherein the circuitry for controlling the opening or closing of the valve by the processor comprises sequential logic circuitry and a switch gate array circuitry, the sequential logic circuitry being coupled to the processor for outputting a switch pulse in accordance with a sequential control signal output by the processor; one end of the switch gate array circuit is connected with the sequential logic circuit, the other end of the switch gate array circuit is connected with one end of the valve, and the other end of the valve is externally connected with a voltage end V1, so that the switch gate array circuit controls the on-off of a branch where the valve is located according to the switch pulse output by the sequential logic circuit.
8. The soil moisture monitoring and watering system according to claim 7, wherein the switch gate array circuit comprises a plurality of electronic switches for controlling the on-off of the branches where the plurality of valves are located, respectively.
9. The soil moisture monitoring and watering system of claim 8 wherein the plurality of electronic switches are one or more combinations of field effect transistors, triodes and thyristors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320390037.4U CN219205480U (en) | 2023-03-06 | 2023-03-06 | Soil humidity monitoring and watering system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320390037.4U CN219205480U (en) | 2023-03-06 | 2023-03-06 | Soil humidity monitoring and watering system |
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| CN219205480U true CN219205480U (en) | 2023-06-20 |
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| CN202320390037.4U Active CN219205480U (en) | 2023-03-06 | 2023-03-06 | Soil humidity monitoring and watering system |
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