CN211909865U - Intelligence flowers maintenance system - Google Patents
Intelligence flowers maintenance system Download PDFInfo
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- CN211909865U CN211909865U CN202020378324.XU CN202020378324U CN211909865U CN 211909865 U CN211909865 U CN 211909865U CN 202020378324 U CN202020378324 U CN 202020378324U CN 211909865 U CN211909865 U CN 211909865U
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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
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
Abstract
The utility model relates to an intelligent flower maintenance system, which comprises a Zigbee data acquisition terminal, a central gateway control unit, a Web server, a final execution unit and a client; the Zigbee data acquisition terminal comprises Zigbee nodes, and the Zigbee nodes are respectively connected with a soil temperature sensor, a soil humidity sensor, a carbon dioxide sensor, an illumination sensor and a soil conductivity sensor; the central gateway control unit comprises a Zigbee coordinator, a main control chip, a display screen, an NB-IOT communication module and an execution unit, wherein each Zigbee node is connected with the input end and the output end of the Zigbee coordinator, the input end and the output end of the Zigbee coordinator are connected with the main control chip, the input end and the output end of the main control chip are connected with the Web server through the NB-IOT communication module, and the output end of the main control chip is respectively connected with the display screen and the execution unit. This device waters the fertilization through the collection and the automatically regulated of the growth environmental parameter to the flowers plant, has realized intelligent flowers maintenance mode.
Description
Technical Field
The utility model relates to a plant intelligence maintenance technical field, concretely relates to intelligence flowers maintenance system.
Background
With the development of intelligent technology, flower cultivation tends to be maintained intelligently. According to the relevant data, the existing intelligent equipment in the market at home and abroad is applied to flower maintenance. For example, CN206671924U discloses an intelligent plant maintenance management control system based on internet of things technology, which includes a data acquisition center, a control center, a user terminal, and peripheral execution devices. The data acquisition center transmits the physical data quantity of the collected soil temperature and humidity, air temperature and humidity, illumination intensity and CO2 concentration to the control center, the control center processes and judges through a preset threshold value, controls the opening and closing of the peripheral execution equipment, and performs fine planting management of light supplement, humidification, irrigation and heat preservation on the plants. The manager can check the environmental data of plant growth and growth pictures at each stage, receive early warning information of cold tide, high temperature and abnormal conditions and perform remote processing and networking sharing by logging in the terminal equipment. However, the above system has the following disadvantages from the application and device functions: the application mode is single, the expandability is not strong, and the precision in the aspect of data acquisition needs to be enhanced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an intelligence flowers curing means that data acquisition is more accurate, management is more accurate is provided.
In order to solve the technical problem, the utility model discloses an intelligent flower maintenance system, which comprises a Zigbee data acquisition terminal, a central gateway control unit, a Web server, a final execution unit and a client; the Zigbee data acquisition terminal comprises at least 1 Zigbee node, and each Zigbee node is respectively connected with a soil temperature sensor, a soil humidity sensor, a carbon dioxide sensor, an illumination sensor and a soil conductivity sensor; the central gateway control unit comprises a Zigbee coordinator, a main control chip, a display screen and an NB-IOT communication module, wherein each Zigbee node is connected with the input end and the output end of the Zigbee coordinator, the input end and the output end of the Zigbee coordinator are connected with the main control chip, the input end and the output end of the main control chip are connected with the NB-IOT communication module, and the output end of the main control chip is connected with the display screen; the input end and the output end of the Web server are both connected with the NB-IOT communication module and the client; the final execution unit comprises at least 1 execution mechanism, each execution mechanism comprises 2 electromagnetic relays, a water pump and a nutrient pump, the water pump and the nutrient pump are respectively connected with one of the electromagnetic relays, and the input ends of the electromagnetic relays are connected with the main control chip.
Preferably, each Zigbee node is also connected with the ultrasonic sensor of the nutrient tank and the ultrasonic sensor of the water tank respectively; the actuating mechanism further comprises a nutrient box alarm and a water tank audible and visual alarm, and the input ends of the nutrient box alarm and the water pump audible and visual alarm are connected with the main control chip.
Preferably, the executing mechanism further comprises an illumination alarm, and the input end of the illumination alarm is connected with the main control chip.
Preferably, the Web server includes a terminal data table real-time display module, a sensor threshold setting module, a control terminal instruction input module, and a terminal name modification module.
Preferably, the soil humidity sensor is formed by connecting an aluminum chloride resistance humidity sensor to a balance bridge circuit.
Preferably, the soil temperature sensor and the soil conductivity sensor are combined soil conductivity sensors, and the combined soil conductivity sensors can measure the soil conductivity and the soil temperature simultaneously.
Preferably, the illumination sensor is a TEMT6000 illumination sensor chip.
Preferably, the carbon dioxide sensor is a heat conduction carbon dioxide sensor.
Preferably, the client comprises a PC client and a mobile phone client.
Compared with the prior art, the utility model has the advantages of it is following:
1. this device waters the fertilization through the collection and the automatically regulated of the growth environmental parameter to flowers plant, has realized the optimization of flowers maintenance mode, very big has made things convenient for people to the maintenance of flowers, can use manpower and materials greatly sparingly in scale flowers maintenance, has made things convenient for the user in ordinary house maintenance, has reduced the threshold of flowers maintenance.
The Zigbee data acquisition terminal enables the device to be more accurate in data acquisition, and the flower maintenance is more refined by combining the high-performance main control chip with the maintenance data inside the main control chip.
And 3, the data interaction response between the Zigbee data acquisition terminal and the gateway data is fast and stable, and the Web server can also store the data and send the instruction in time.
Drawings
Fig. 1 is a general block diagram of the present invention.
Detailed Description
In order to make the objects and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and examples.
The utility model discloses an intelligence flowers maintenance system, as shown in fig. 1, including Zigbee data acquisition terminal, central gateway control unit, Web server, final execution unit and customer end.
The Zigbee data acquisition terminal comprises a Zigbee protocol stack structure and a hardware composition structure, wherein the Zigbee protocol stack structure comprises a plurality of Zigbee nodes, and the hardware composition structure comprises a soil temperature sensor, a soil humidity sensor, a carbon dioxide sensor, an illumination sensor and a soil conductivity sensor which are respectively connected with each Zigbee node, wherein the soil temperature sensor, the soil humidity sensor and the soil conductivity sensor are arranged in soil for planting flowers and are respectively used for monitoring the temperature, the humidity and the conductivity of the flower soil; the carbon dioxide sensor and the illumination sensor are installed in the flower planting environment, such as in a flower planting shed, and are used for monitoring the carbon dioxide concentration and the illumination of the flower planting environment. The hardware structure has the function of collecting data of a flower growing environment, the ZigBee protocol stack structure has the function of carrying out wireless communication with a ZigBee coordinator of a central gateway control unit after networking is successful, and the ZigBee coordinator is in serial port communication with a main control chip STM32F1032ET 6.
As a preferred embodiment, the hardware composition structure mainly comprises a CC2530 chip, a peripheral connecting circuit, a soil humidity sensor, a soil temperature sensor, a soil conductivity sensor, a carbon dioxide sensor, an illumination sensor, a nutrient box ultrasonic sensor and a water tank ultrasonic sensor. The CC2530 chip is provided with peripheral equipment, corresponding ADC acquisition channels are opened to detect input voltage values of the sensors, various environmental parameter values can be obtained after calculation of an internal operation unit of the CC2530 chip, 7-12-bit resolution is supported by the ADC, the measurement precision is high, and the accuracy and timeliness of data acquisition are ensured. The CC2530 control chip in the device adopts a gold unit ZigBee protocol stack of a Texas instrument, and provides a powerful and complete ZigBee solution.
As a preferred embodiment, for monitoring the soil humidity, the soil humidity sensor employs an aluminum chloride resistance humidity sensor connected in a balanced bridge circuit, when the soil humidity changes, the resistance value of the aluminum chloride resistance humidity sensor also changes, the bridge circuit is unbalanced to generate a voltage value, and the CC2530 chip opens an ADC channel to acquire the voltage and converts the voltage into a soil humidity value through a conversion formula.
As a preferred embodiment, for monitoring the soil temperature and the soil conductivity, a composite soil conductivity sensor is adopted as the soil temperature sensor and the soil conductivity sensor, the soil conductivity and the soil temperature can be measured simultaneously, and when the soil moisture content is more than 15%, the soil conductivity has a good exponential function relation with the output voltage of the sensor. The conductivity of the soil contains rich information of the physical and chemical properties of the soil, and whether the soil fertility is appropriate can be known. The soil conductivity sensor monitors the soil conductivity in real time by using a current-voltage four-terminal method, the terminal interface communicates with the CC2530 chip through an ADC channel, and the collected soil conductivity and soil temperature values are transmitted to the CC2530 chip.
As a preferred embodiment, for monitoring the illumination intensity, the illumination sensor uses a TEMT6000 illumination sensor chip, which can convert optical signals (infrared, visible and ultraviolet laser light) into electrical signals, the CC2530 main control chip detects the output voltage value, and the intensity of the light received by the current plant can be obtained through a conversion formula.
As an optimal embodiment, for monitoring the concentration of carbon dioxide, the carbon dioxide sensor adopts a heat conduction carbon dioxide sensor, the carbon dioxide sensor is manufactured according to the principle that the total heat conductivity coefficient of carbon dioxide changes along with the difference of the content of gas to be analyzed, two arms of a bridge are formed by pairing a detection element and a compensation element, the resistance of the detection element becomes smaller when the carbon dioxide gas is encountered, the resistance of the detection element becomes larger (air background) when the sensor encounters non-carbon dioxide gas, the bridge outputs voltage variable which becomes proportional increase along with the increase of the gas concentration, the compensation element plays a role in reference and temperature compensation, and finally the output voltage variable is detected through an ADC interface of a CC2530 main control chip, so that the concentration of the carbon dioxide in the surrounding environment of the plant at the moment can.
The ZigBee protocol stack structure comprises a series of ZigBee communication standards, and a CC2530 chip of a Zigbee data acquisition terminal is communicated with a bottom layer sensor to normally transmit and receive data according to the standards. The Zigbee protocol stack integrates protocols defined by all layers together, realizes the protocols in a function mode, provides an API (application layer), can realize internal networking by directly calling the API layer, and can receive the sensor value of a Zigbee data acquisition terminal by the ZigBee coordinator after the configuration of the peripheral equipment at the bottom layer of the CC2530 chip is completed, and transmit the data to the main control chip STM32F103 through serial port communication. The ZigBee node execution flow is that a ZigBee data acquisition terminal and a ZigBee coordinator are electrified to perform self-starting and system initialization, a ZigBee protocol stack is started and self-searching networking is performed after the initialization is completed, an instruction cycle task is executed after the networking is successful, the acquisition of sensing data is started and the data is packaged into a data packet, the acquired sensing data is sent to the ZigBee coordinator every 3S, and the ZigBee coordinator performs data interaction with a main control chip STM32F103 in a serial port communication mode.
The central gateway control unit comprises a power module, a Zigbee coordinator, a main control chip STM32F103, an OLED display screen and an NB-IOT communication module, wherein each Zigbee node is connected with the input end and the output end of the Zigbee coordinator, the input end and the output end of the Zigbee coordinator are connected with the main control chip, the input end and the output end of the main control chip are connected with the NB-IOT communication module, and the output end of the main control chip is connected with the display screen. The working voltage of the power supply module is 220V alternating current, an alternating current transformer is adopted to convert 220V into low-voltage alternating current, the low-voltage alternating current is converted into direct current through a bridge rectifier MB6S chip and a capacitor filter, the direct current is converted into 5V direct current and 3.3V direct current through voltage stabilizing chips AMS1117-5 and AMS1117-3.3 respectively, and the 5V direct current is supplied to an electromagnetic relay for controlling a water pump and a nutrient pump.
The Zigbee coordinator is mainly responsible for network establishment and parameter configuration, and also responsible for transmitting data to the main control chip STM32F103, as a first node device of the network, and the two steps of establishing the network mainly include network initialization and node joining: the method comprises the steps that firstly, a ZigBee network coordinator is determined during network initialization, and whether the ZigBee network coordinator exists in a network is detected by actively scanning and sending a beacon request command; if the beacon is not detected within the scanning time limit, the method takes the method as a coordinator of the network, and continuously generates and broadcasts the beacon; then, channel scanning is carried out, energy detection is carried out on the appointed channel or the default channel so as to avoid possible interference, the channels with energy values exceeding the allowable level are discarded, and then active scanning is carried out on the rest channels so as to check whether other ZigBee networks exist in the region; after the active scanning is finished, the network identifiers of the existing ZigBee networks in the area where the equipment is located can be obtained. So far, the network initialization of the device is basically finished.
Another function of the ZigBee coordinator is to start the ZigBee wireless network and cyclically wait for the end node or the routing node to join the network successfully established. And finally, after networking and data receiving and transmitting are collected in the ZigBee node, the ZigBee coordinator obtains a sensor data packet of the ZigBee node and transmits the sensor data packet to a main control chip STM32F103STM32 through a serial port. The main control chip STM32F103 has the functions of summarizing sensor data, analyzing and processing the sensor data, storing optimal flower maintenance information and controlling the operation of a water pump and a nutrient pump according to the current flower environment parameters.
And the NB-IOT communication module is responsible for communication between the central gateway control unit and the Web server. In the system, an NB-IOT communication module is directly deployed in a GSM network, an M5310-A module in an NB-IoT series is used as a radio frequency module To perform data interaction with a special NB-IoT Internet of things card, and finally the radio frequency module is accessed To a China mobile Internet of things platform through an 800MHz radio frequency antenna through an LwM2M (Lightweight Machine-To-Machine) protocol. The lightweight LwM2M protocol is applied to the Internet of things under the honeycomb-based narrow-band Internet of things scene, has the characteristics of wide coverage, more connections, low speed, low cost, low power consumption, excellent architecture and the like, and finally, in order to ensure that an NB-IOT communication module has better power supply performance, 1 100 muF tantalum capacitor with low ESR and filter capacitors with 0.1 muF, 100pF and 22pF are connected in parallel at the power input end close to the M5310-A module; in the circuit design of the radio frequency antenna, a professional impedance simulation calculation tool is used for carrying out 50 omega impedance control on a radio frequency signal wire for PCB wiring, and a pi-type matching circuit is reserved, so that the radio frequency performance can be adjusted more conveniently, and the good and reliable radio frequency signals are ensured. The OLED display screen is communicated with a main control chip STM32F103STM32, and the current soil temperature and humidity and soil fertility condition are displayed in real time.
The working process of the central gateway control unit is as follows: after the power supply is turned on, the control unit starts initialization by self, and after the ZigBee coordinator and the ZigBee data acquisition terminal are well networked, the ZigBee coordinator starts to receive data of the ZigBee nodes. The ZigBee coordinator integrates and packages the ZigBee node data and then sends the data to a main control chip STM32ZET6 through serial port communication. The main control chip STM32ZET6 starts through NB-IOT communication module and inserts china's mobile internet of things platform automatically, and data upload to the platform in real time, the platform inserts simultaneously to the Web server, and the storage of Web server is in the database, can in time look over the data condition through webpage and cell-phone software program. The main control chip STM32ZET6 also can search the best growth state of corresponding flowers in its storage unit, combines present flowers environmental parameter, issues corresponding instruction and gives water pump, the nutrient pump of final execution unit, has finally reached intelligent control's function.
And the input end and the output end of the Web server are both connected with the NB-IOT communication module and the client. The Web server is an Ali cloud server, and the central gateway control unit is communicated with the Web server to realize data exchange through a socket. After data interaction is carried out inside the Ali cloud server, PHP and HTML are used for developing and displaying data of the website. The data display is provided with four display pages which are used for real-time display of a terminal data table, setting of a sensor threshold value, input of a control terminal instruction and modification of a terminal name.
And the final execution unit comprises at least 1 execution mechanism, each execution mechanism comprises 2 electromagnetic relays, a water pump and a nutrient pump which are respectively connected with one of the electromagnetic relays, and a nutrient box alarm, a water tank audible and visual alarm and an illumination alarm. The input ends of the nutrient tank alarm, the water tank audible and visual alarm and the illumination alarm are all connected with the main control chip, and the input end of the electromagnetic relay is connected with the main control chip. The final execution unit is directly scheduled by the central gateway control unit, and the stop or start of the water pump and the nutrient pump is directly controlled through a low-voltage electromagnetic relay according to the soil humidity, the soil conductivity and a preset value; through the monitoring of carbon dioxide sensor, light sensor, when the plant lacks illumination or carbon dioxide concentration is unsuitable for a long time, final execution unit can also in time start the illumination alarm, reminds the user to adjust the replenishment to inform the customer end. And the final execution unit is also directly scheduled by the central gateway control unit, and through monitoring of the nutrient box ultrasonic sensor and the water tank ultrasonic sensor, when the storage amount of the nutrient box and the water tank is less than a preset value, the nutrient box alarm and the water tank audible and visual alarm are started to remind a user of replenishing nutrients and water, and an external nutrient tank and a water valve can also be directly started to replenish the nutrient box and the water tank.
The utility model discloses a main flow of work does:
the Zigbee coordinator in the central gateway control unit establishes a Zigbee network after being started, waits for the Zigbee data acquisition terminal nodes to be networked, automatically transmits acquired data to the Zigbee coordinator in the central gateway control unit by the nodes which are successfully networked, and transmits the data to the main control chip STM32F103ZET6 through the serial ports according to a certain time period after the Zigbee coordinator integrates the data. The main control chip processor analyzes and processes the data, transmits the data to the Web server through the NB-IOT communication module, simultaneously displays data such as soil temperature and humidity, current illumination environment, carbon dioxide content around plants, soil conductivity and the like in real time at the PC client and the mobile phone client, simultaneously obtains flower maintenance data matched with the environmental data by the Web server, converts the flower maintenance data into maintenance instructions and sends the maintenance instructions to the central gateway control unit, the central gateway control unit directly controls the final execution unit, and the water pump and the nutrient pump are directly controlled to stop and start through the low-voltage electromagnetic relay.
The above embodiments are only specific examples for further detailed description of the objects, technical solutions and advantages of the present invention, and the present invention is not limited thereto. Any modification, equivalent replacement, improvement and the like made within the scope of the disclosure of the present invention are all included in the protection scope of the present invention.
Claims (9)
1. The utility model provides an intelligence flowers maintenance system which characterized in that: the Zigbee data acquisition system comprises a Zigbee data acquisition terminal, a central gateway control unit, a Web server, a final execution unit and a client;
the Zigbee data acquisition terminal comprises at least 1 Zigbee node, and each Zigbee node is respectively connected with a soil temperature sensor, a soil humidity sensor, a carbon dioxide sensor, an illumination sensor and a soil conductivity sensor;
the central gateway control unit comprises a Zigbee coordinator, a main control chip, a display screen and an NB-IOT communication module, wherein each Zigbee node is connected with the input end and the output end of the Zigbee coordinator, the input end and the output end of the Zigbee coordinator are connected with the main control chip, the input end and the output end of the main control chip are connected with the Web server through the NB-IOT communication module, and the output end of the main control chip is connected with the display screen;
the input end and the output end of the Web server are both connected with the NB-IOT communication module and the client;
the final execution unit comprises at least 1 execution mechanism, each execution mechanism comprises 2 electromagnetic relays, a water pump and a nutrient pump, the water pump and the nutrient pump are respectively connected with one of the electromagnetic relays, and the input ends of the electromagnetic relays are connected with the main control chip.
2. An intelligent flower maintenance system according to claim 1, wherein: each Zigbee node is also respectively connected with the nutrient tank ultrasonic sensor and the water tank ultrasonic sensor; the actuating mechanism further comprises a nutrient box alarm and a water tank audible and visual alarm, and the input ends of the nutrient box alarm and the water pump audible and visual alarm are connected with the main control chip.
3. An intelligent flower maintenance system according to claim 1, wherein: the actuating mechanism further comprises an illumination alarm, and the input end of the illumination alarm is connected with the main control chip.
4. An intelligent flower maintenance system according to claim 1, wherein: the Web server comprises a terminal data table real-time display module, a sensor threshold setting module, a control terminal instruction input module and a terminal name modification module.
5. An intelligent flower maintenance system according to any one of claims 1-4, wherein: the soil humidity sensor is formed by connecting an aluminum chloride resistance humidity sensor to a balance bridge circuit.
6. An intelligent flower maintenance system according to any one of claims 1-4, wherein: the soil temperature sensor and the soil conductivity sensor are combined soil conductivity sensors, and the combined soil conductivity sensors can measure soil conductivity and soil temperature simultaneously.
7. An intelligent flower maintenance system according to any one of claims 1-4, wherein: the illumination sensor is a TEMT6000 illumination sensor chip.
8. An intelligent flower maintenance system according to any one of claims 1-4, wherein: the carbon dioxide sensor is a heat conduction carbon dioxide sensor.
9. An intelligent flower maintenance system according to any one of claims 1-4, wherein: the client comprises a PC client and a mobile phone client.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020378324.XU CN211909865U (en) | 2020-03-23 | 2020-03-23 | Intelligence flowers maintenance system |
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| CN202020378324.XU CN211909865U (en) | 2020-03-23 | 2020-03-23 | Intelligence flowers maintenance system |
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| CN211909865U true CN211909865U (en) | 2020-11-13 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113485196A (en) * | 2021-07-21 | 2021-10-08 | 浙江树人学院（浙江树人大学） | Garden flower intelligent cultivation system based on cloud computing |
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- 2020-03-23 CN CN202020378324.XU patent/CN211909865U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113485196A (en) * | 2021-07-21 | 2021-10-08 | 浙江树人学院（浙江树人大学） | Garden flower intelligent cultivation system based on cloud computing |
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Granted publication date: 20201113 Termination date: 20210323 |