Intelligent sensor for controlling opening degree of water volume

Abstract

The utility model provides an intelligent sensor for controlling water volume and opening degree, which comprises a terminal, a cloud server, a power supply module, a main control chip, a 4G module, a 485 communication module and an intelligent sensor module, and is characterized in that the terminal is in communication connection with the cloud server, the cloud server is in communication connection with the main control chip, the power supply module is electrically connected with the main control chip and the 4G module, and the 485 communication module is electrically connected with the intelligent sensor module. The intelligent sensor module is in communication connection with the main control chip through the 485 communication module, and the water volume and opening degree control module is in communication connection with the main control chip through the 485 communication module. According to the water-saving irrigation system, the purpose of saving water can be achieved on the basis that irrigation is met, ecological balance is effectively supported, improvement of economic benefits is promoted, the utilization efficiency of water resources and the overall performance of the irrigation system are improved, the requirements of modern agriculture for water saving and intelligent management are met, and the water-saving irrigation system has important significance on sustainable agricultural development.

Description

Technical Field

[0001] The utility model relates to the technical field of irrigation, and specifically relates to an intelligent sensor for controlling the water quantity opening degree. Background Art

[0002] In the case of severe water shortage in the northwest region, reasonably regulating the irrigation water quantity and achieving a balance between water conservation and meeting the agricultural irrigation demand is a complex task. How to achieve water conservation while meeting the agricultural irrigation demand has become a problem that needs to be solved emphatically. Content of the Utility Model

[0003] In order to overcome the problem in the prior art of how to achieve water conservation while meeting the agricultural irrigation demand, the utility model provides an intelligent sensor for controlling the water quantity opening degree, and adopts the following technical scheme:

[0004] An intelligent sensor for controlling the water quantity opening degree includes a terminal, a cloud server, a power supply module, a main control chip, a 4G module, a 485 communication module, and an intelligent sensor module. The terminal is communicatively connected to the cloud server, the cloud server is communicatively connected to the main control chip, the power supply module is electrically connected to the main control chip and the 4G module, the intelligent sensor module is communicatively connected to the main control chip through the 485 communication module, and the water quantity opening degree control module is communicatively connected to the main control chip through the 485 communication module.

[0005] Further, the terminal includes a PC terminal and a mobile terminal.

[0006] Further, the power supply module is used to provide power for the main control chip and the 4G module.

[0007] Further, the main control chip is an STM32F103C8T6 chip and its peripheral circuit.

[0008] Further, the 4G module is an A7680C and its peripheral circuit.

[0009] Further, the main control chip includes a data acquisition module and a data processing module. The data acquisition module is used to acquire the soil temperature and humidity, soil nitrogen, phosphorus and potassium content, water pipe pressure, and water flow rate of the intelligent sensor module through the 485 communication, and the data processing module is used to control the water quantity opening degree through the 485 communication module.

[0010] Further, the intelligent sensor module includes a temperature and humidity sensor, a soil nutrient sensor, a pressure sensor, and a flow sensor.

[0011] Further, the temperature and humidity sensor is used to collect the soil temperature and humidity, the soil nutrient sensor is used to collect the nitrogen, phosphorus, and potassium content of the soil, the pressure sensor is used to collect the water pipe pressure, and the flow sensor is used to collect the water flow rate.

[0012] Further, the model of the 485 communication module is SP3485.

[0013] The utility model has the following beneficial effects:

[0014] The utility model provides an intelligent sensor for controlling the water quantity opening degree, including a terminal, a cloud server, a power supply module, a main control chip, a 4G module, a 485 communication module, and an intelligent sensor module. The terminal is communicatively connected to the cloud server, the cloud server is communicatively connected to the main control chip, the power supply module is electrically connected to the main control chip and the 4G module, the intelligent sensor module is communicatively connected to the main control chip through the 485 communication module, and the water quantity opening degree control module is communicatively connected to the main control chip through the 485 communication module. By obtaining the soil temperature and humidity, the nitrogen, phosphorus, and potassium content of the soil, the water pipe pressure, and the water flow rate, the application realizes the control of the water quantity opening degree during the irrigation process, so as to achieve the purpose of water saving on the basis of meeting the irrigation requirement, effectively support the ecological balance, promote the improvement of economic benefits, improve the utilization efficiency of water resources and the overall performance of the irrigation system, meet the requirements of modern agriculture for water saving and intelligent management, and have important significance for realizing the sustainable development of agriculture. Description of the Drawings

[0015] Figure 1 It is a working flowchart of an intelligent sensor for controlling the water quantity opening degree according to an embodiment of the present application;

[0016] Figure 2 It is a schematic diagram of the main control chip according to an embodiment of the present application;

[0017] Figure 3 It is a schematic diagram of the 4G module circuit according to an embodiment of the present application;

[0018] Figure 4 It is a schematic diagram of the 485 communication circuit according to an embodiment of the present application. Detailed Embodiments

[0019] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field to which this utility model belongs; the terms used in the description of the application herein are only for the purpose of describing specific embodiments and are not intended to limit this utility model; the terms "comprising" and "having" and any variations thereof in the description and claims of this utility model and the above drawings are intended to cover non-exclusive inclusion. The terms "first", "second", etc. in the description and claims of this utility model or the above drawings are used to distinguish different objects and not to describe a specific order.

[0020] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in connection with the embodiments can be included in at least one embodiment of this utility model. The phrase appears in various places in the specification and does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment mutually exclusive with other embodiments. Those skilled in the art will explicitly and implicitly understand that the embodiments described herein can be combined with other embodiments.

[0021] This utility model provides an intelligent sensor for controlling water volume opening degree, such as Figure 1 shown, which includes a terminal, a cloud server, a power module, a main control chip, a 4G module, a 485 communication module, and an intelligent sensor module. The terminal is communicatively connected to the cloud server, the cloud server is communicatively connected to the main control chip, the power module is electrically connected to the main control chip and the 4G module, the intelligent sensor module is communicatively connected to the main control chip through the 485 communication module, and the water volume opening degree control module is communicatively connected to the main control chip through the 485 communication module.

[0022] In a possible implementation manner, the terminal includes a PC terminal and a mobile terminal.

[0023] In a possible implementation manner, the power module is used to supply power to the main control chip and the 4G module.

[0024] In a possible implementation manner, the main control chip is an STM32F103C8T6 chip and its peripheral circuit. The schematic diagram of the main control chip is as shown in Figure 2 shown, and the 4G module is as shown in Figure 3As shown, the 4G module is connected to the PA11 pin of the main control chip STM32F103C8T6 through resistor R20 connected to pin 6 of A7680C; the 4G module is connected to the collector of triode Q3 through pin 39 of A7680C. The emitter of triode Q3 is connected to one end of resistor R25 and grounded. The other end of resistor R25 is connected to the base of triode Q3 and one end of resistor R24. The other end of resistor R24 is connected to the PA12 pin of the main control chip STM32F103C8T6. The 4G module is connected to the collector of triode Q4 through pin 29 of A7680C. The emitter of triode Q4 is connected to one end of resistor R33 and grounded. The other end of resistor R33 is connected to the base of triode Q4 and one end of resistor R34. The other end of resistor R34 is connected to the PA15 pin of the main control chip STM32F103C8T6. The polarized capacitor CP3 is connected in parallel with capacitor C18 and capacitor C17. The anode of the parallel-connected polarized capacitor CP3 is connected to the 3.8V voltage input terminal, pin 34 of the main control chip STM32F103C8T6, pin 35 of the main control chip STM32F103C8T6, pin 36 of the main control chip STM32F103C8T6, and pin 37 of the main control chip STM32F103C8T6. The main control chip in this embodiment is the STM32F103C8T6 chip and its peripheral circuits. STM32F103C8T6 is equipped with an ARM Cortex-M3 core and can reach a working frequency of 72MHz, providing sufficient processing speed for executing complex algorithms and tasks, and is suitable for intelligent control applications that require fast data processing and response. It is equipped with a wide range of peripheral interfaces, including but not limited to ADC (Analog-to-Digital Converter), DAC (Digital-to-Analog Converter), USART / UART, SPI, and I 2 C communication protocol, as well as USB interface and CAN bus. While maintaining high computing performance, it also maintains low power consumption, which is especially critical for intelligent devices with long running times and limited power supply. The 4G module in this embodiment is a 4G communication circuit based on the A7680C chip. A7680C (R5 series) is an ultra-small and ultra-thin LTE Cat 1 module based on the ASR1602 platform, supporting LTE-TDD / LTE-FDD wireless communication systems. This product supports a maximum downlink rate of 10Mbps and a maximum uplink rate of 5Mbps. A7680C integrates a variety of network protocols and rich hardware interfaces to meet various design requirements such as remote upgrade (FOTA), base station positioning (LBS)*, and TLS protocol.

[0025] In a possible implementation manner, the main control chip includes a data acquisition module and a data processing module. The data acquisition module is used to collect the soil temperature and humidity, soil nitrogen, phosphorus, and potassium content, water pipe pressure, and water flow rate of the intelligent sensor module through the 485 communication. The data processing module is used to control the water volume opening through the 485 communication module.

[0026] In a possible implementation, the model of the 485 communication module is SP3485, and the circuit schematic diagram of the 485 communication module is as Figure 4 shown. Pin 1 of SP3485 is connected to one end of resistor R18, and the other end of resistor R18 is connected to pin PA2 of the main control chip. Pins 2 and 3 of SP3485 are connected to one end of resistor R16, and the other end of resistor R16 is connected to pin PB0 of the main control chip. Pin 4 of SP3485 is connected to one end of resistor R14, and the other end of resistor R14 is connected to pin PA3 of the main control chip. Pin 5 of SP3485 is grounded. Pin 6 of SP3485 is connected to one end of resistor R13, one end of resistor R21, the cathode of diode D5, and one end of self-resetting fuse F3. The other end of resistor R13 is connected to 3.3V voltage. The other end of self-resetting fuse F3 is connected to the 485 communication line A. The other end of resistor R21 is connected to one end of self-resetting fuse F4, the cathode of diode D4, pin 7 of SP3485, and one end of resistor R8. The anode of diode D4, the anode of diode D5, and the other end of resistor R8 are grounded. The other end of self-resetting fuse F4 is connected to the 485 communication line B. Pin 8 of SP3485 is connected to one end of capacitor C5 and connected to 3.3V voltage, and the other end of capacitor C5 is grounded.

[0027] In a possible implementation, the intelligent sensor module includes a temperature and humidity sensor, a soil nutrient sensor, a pressure sensor, and a flow sensor.

[0028] In a possible implementation, the temperature and humidity sensor is used to collect the soil temperature and humidity, the soil nutrient sensor is used to collect the nitrogen, phosphorus, and potassium content in the soil, the pressure sensor is used to collect the water pipe pressure, and the flow sensor is used to collect the water flow rate.

[0029] The working principle of the present utility model is as follows:

[0030] Method 1: The present utility model sends instruction information through a PC terminal or a mobile terminal. The cloud server receives the instruction information and transmits the instruction information to the main control chip through the 4G module. The main control chip performs data collection or data processing on the received instruction information. When the instruction information obtained by the main control chip is for data collection, the main control chip collects the soil temperature and humidity, the nitrogen, phosphorus, and potassium content in the soil, the water pipe pressure, and the water flow rate through 485 communication. The main control chip calculates the required water volume based on the soil temperature and humidity, the nitrogen, phosphorus, and potassium content in the soil, the water pipe pressure, and the water flow rate, and then controls the water volume opening through the water volume opening control module. The main control chip transmits the soil temperature and humidity, the nitrogen, phosphorus, and potassium content in the soil, the water pipe pressure, the water flow rate, and the water volume control data to the cloud server through the 4G module. The cloud server displays the soil temperature and humidity, the nitrogen, phosphorus, and potassium content in the soil, the water pipe pressure, the water flow rate, and the water volume control data on the terminal.

[0031] Method 2: The present utility model sends instruction information through a PC terminal or a mobile terminal. The cloud server receives the instruction information and transmits the instruction information to the main control chip through a 4G module. The main control chip collects or processes data for the received instruction information. When the instruction information obtained by the main control chip is for data collection, the main control chip collects the soil temperature and humidity, soil nitrogen, phosphorus and potassium content, water pipe pressure and water flow through 485 communication. The main control chip transmits them to the cloud server through a 4G module. The cloud server transmits the soil temperature and humidity, soil nitrogen, phosphorus and potassium content, water pipe pressure and water flow to the terminal. The terminal receives the water volume control data and stores it. The cloud server transmits it to the main control chip through a 4G module. The main control chip sets the water volume control parameters for the water volume opening control module based on the data processing module to achieve the control of the water volume opening.

[0032] Obviously, the embodiments described above are only a part of the embodiments of the present utility model, rather than all of them. The accompanying drawings show the preferred embodiments of the present utility model, but do not limit the patent scope of the present utility model. The present utility model can be implemented in many different forms. On the contrary, the purpose of providing these embodiments is to make the understanding of the disclosed content of the present utility model more thorough and comprehensive. Although the present utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions described in the foregoing specific embodiments, or perform equivalent replacements for some of the technical features. Any equivalent structure made by using the specification and drawings of the present utility model, directly or indirectly applied to other related technical fields, is equally within the scope of the patent protection of the present utility model.

Claims

1. An intelligent sensor for controlling water flow opening, characterized in that: include: Terminal, cloud server, power module, main control chip, 4G module, 485 communication module, intelligent sensor module, wherein the terminal is connected to the cloud server in communication, the cloud server is connected to the main control chip in communication, the power module is electrically connected to the main control chip and the 4G module, the intelligent sensor module is connected to the main control chip via the 485 communication module, and the water volume opening control module is connected to the main control chip via the 485 communication module.

2. The intelligent sensor for water volume opening control according to claim 1 is characterized in that: The terminals include PC terminals and mobile terminals.

3. The intelligent sensor for controlling water flow opening according to claim 1, characterized in that: The power module is used to provide power to the main control chip and the 4G module.

4. The intelligent sensor for controlling water flow opening according to claim 1, characterized in that: The main control chip is an STM32F103C8T6 chip and its peripheral circuits.

5. The intelligent sensor for controlling water flow opening according to claim 1, characterized in that: The 4G module is A7680C and its peripheral circuits.

6. The intelligent sensor for controlling water flow opening according to claim 1, characterized in that: The main control chip includes a data acquisition module and a data processing module.

7. The intelligent sensor for controlling water flow opening according to claim 1, characterized in that: The intelligent sensor module includes a temperature and humidity sensor, a soil nutrient sensor, a pressure sensor, and a flow sensor.

8. The intelligent sensor for controlling water flow opening according to claim 7, characterized in that: The temperature and humidity sensor is used to collect soil temperature and humidity, the soil nutrient sensor is used to collect soil nitrogen, phosphorus and potassium content, the pressure sensor is used to collect water pipe pressure, and the flow sensor is used to collect water flow.

9. The intelligent sensor for controlling water flow opening according to claim 1, characterized in that: The model of the 485 communication module is SP3485.

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