CN203480302U - Intelligent agriculture monitoring system based on the internet of things - Google Patents

Intelligent agriculture monitoring system based on the internet of things Download PDF

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Publication number
CN203480302U
CN203480302U CN201320637370.7U CN201320637370U CN203480302U CN 203480302 U CN203480302 U CN 203480302U CN 201320637370 U CN201320637370 U CN 201320637370U CN 203480302 U CN203480302 U CN 203480302U
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China
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sensing node
carbon dioxide
communication relay
monitoring host
host computer
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CN201320637370.7U
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周步祥
杨安勇
罗毅
赵连兴
谭凌
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CHENGDU CHANGDAO TECHNOLOGY CO LTD
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CHENGDU CHANGDAO TECHNOLOGY CO LTD
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Abstract

The utility model relates to an intelligent agriculture monitoring system based on the internet of things. The intelligent agriculture monitoring system comprises a monitoring host which is wirelessly connected to at least one communication relay device; the communication relay devices are wirelessly connected; one communication relay device is connected with at least one temperature sensing node and/or at least one illumination sensing node, at least one soil moisture content sensing node, at least one carbon dioxide sensing node and at least one rainfall sensing node; the monitoring host is also connected with a water supply device and/or a roller shutter control device, a light supplement device and a carbon dioxide supply device. The monitoring system provided by the utility model can realize intelligent data acquisition and instruction control, realize unmanned monitoring and management, reduce workload and increase timeliness of monitoring. Information transmission is realized by adopting wireless sensing network technology; wiring difficulties caused by wired connection can be prevented; and meanwhile, cost is reduced.

Description

Reading intelligent agriculture supervisory system based on Internet of Things
Technical field
The utility model relates to monitoring technique field, particularly a kind of reading intelligent agriculture supervisory system based on Internet of Things.
Background technology
Agricultural is the basic industry of the international people's livelihood of relation, and China is the country of global facility cultivation area maximum, and domestic attached-greenhouse was every year to increase the area fast development of 100~1,500,000 hectares newly in recent years.The envirment factors such as the quality of crops and aerial temperature and humidity, soil temperature and humidity, illuminance are closely related, guiding greenhouse user requires to carry out envirment factor adjusting according to the growth of crops, to improve crop yield and quality, be main target and the direction of greenhouse environment factor regulation and control decision support system (DSS).Current greenhouse measuring and control system adopts the mode of manual measurement to carry out greenhouse monitoring mostly, increase greenhouse staff's workload, and efficiency is low.Due to the development of electronic technology, by envirment factor collecting device, carry out envirment factor collection and become possibility, each envirment factor collecting device is connected with monitoring host computer by wired mode.Wired arranging net causes the on-the-spot difficulty of installing, and increased electric engineering construction expense, also causes the operational difficulties such as fertilising.
Utility model content
The purpose of this utility model is to provide a kind of reading intelligent agriculture supervisory system based on Internet of Things, realizes greenhouse intelligent management.
To achieve these goals, the technical solution adopted in the utility model is:
A kind of reading intelligent agriculture supervisory system based on Internet of Things, comprise monitoring host computer, at least one communication relay device of described monitoring host computer wireless connections, wireless connections between described communication relay device, communication relay device connects at least one temperature sensing node and/or at least one illuminance sensing node, at least one soil moisture content sensing node, at least one carbon dioxide sensing node, at least one rainfall sensing node, and described monitoring host computer also connects water supply installation and/or rolling shutter control device, light compensating apparatus, appliance for applying carbon dioxide.
As a kind of preferred version, described monitoring host computer comprises single-chip microcomputer, GPRS unit, 433M wireless communication unit and buffer circuit unit, described GPRS unit, 433M wireless communication unit and buffer circuit unit are all connected with single-chip microcomputer, and described single-chip microcomputer connects water supply installation and/or light compensating apparatus, rolling shutter control device, appliance for applying carbon dioxide by buffer circuit unit.Monitoring host computer is provided with GPRS unit, can realize monitoring host computer by GPRS unit and be connected with remote wireless terminal, and then realize Long-distance Control.
In sum, owing to having adopted technique scheme, the beneficial effects of the utility model are:
The reading intelligent agriculture supervisory system of the utility model based on Internet of Things, comprise at least one temperature sensing node and/or at least one illuminance sensing node, at least one soil moisture content sensing node, at least one carbon dioxide sensing node, at least one rainfall sensing node, can realize warm indoor environment temperature and/or illumination, soil moisture, carbon dioxide content, the monitoring of rainfall envirment factor, monitoring host computer is according to the environment temperature monitoring, the information such as illumination are controlled water supply installation and/or rolling shutter control device, light compensating apparatus, the unlatching of appliance for applying carbon dioxide or close, realized the Based Intelligent Control of intelligent acquisition and the envirment factor control device of envirment factor, realize unmanned monitoring and management, avoided manually to scene, greenhouse, carrying out envirment factor measurement, again according to the hand-guided of envirment factor implementation environment factor control device, greatly reduced staff's workload, and promptness and the science of envirment factor data acquisition and controlling have been realized.
Wireless connections between communication relay device, communication relay device connects monitoring host computer by wireless mode again, utilize technology of wireless sensing network to realize information wireless transmission between envirment factor harvester and monitoring host computer, difficult wiring, the greenhouse management operational difficulties of having avoided wired connection to cause, also save cable wiring manufacture expense, reduced cost.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of the reading intelligent agriculture supervisory system based on Internet of Things in embodiment.
Fig. 2 is the structured flowchart of main control system in supervisory system described in embodiment.
Fig. 3 is the structured flowchart of communication relay device in supervisory system described in embodiment.
Fig. 4 is controllable pulse power output circuit figure in communication relay device.
Fig. 5 is single-chip microcomputer, reset circuit, crystal oscillating circuit, memory circuitry figure in carbon dioxide sensing node in supervisory system described in embodiment.
Fig. 6 is pulse detection identification circuit figure in carbon dioxide sensing node in supervisory system described in embodiment.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail.
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
With reference to figure 1, the reading intelligent agriculture supervisory system based on Internet of Things that the present embodiment is enumerated, comprise monitoring host computer, at least one communication relay device of described monitoring host computer wireless connections, wireless connections between described communication relay device, a communication relay device connects at least one temperature sensing node and/or at least one illuminance sensing node, at least one soil moisture content sensing node, at least one carbon dioxide sensing node, at least one rainfall sensing node, described monitoring host computer also connects water supply installation and/or rolling shutter control device, light compensating apparatus, appliance for applying carbon dioxide.
It should be noted that, in the reading intelligent agriculture supervisory system based on Internet of Things that the present embodiment is enumerated, communication relay device can connect a plurality of temperature sensing nodes and/or illuminance sensing node, soil moisture content sensing node, carbon dioxide sensing node, rainfall sensing node, for it provides power supply and carries out data transmission.But each temperature sensing node and/or illuminance sensing node, soil moisture content sensing node, carbon dioxide sensing node, rainfall sensing node has unique address, when monitoring host computer sends instruction to communication relay device, only having the sensing node identical with monitoring host computer assigned address (is temperature sensing node or illuminance sensing node, soil moisture content sensing node, carbon dioxide sensing node, rainfall sensing node) could realize with communication relay device and communicating by letter, the data of this node collection are transferred to monitoring host computer by communication relay device, avoid a plurality of sensing nodes to reply simultaneously, cause communication confusion, and then cause data transmission fails.
It should be noted that, according to the growth requirement of concrete crops, supervisory system can comprise one or more in temperature sensing node, illuminance sensing node, soil moisture content sensing node, carbon dioxide sensing node, rainfall sensing node.One or more in monitoring host computer wired connection water supply installation, rolling shutter control device, light compensating apparatus, appliance for applying carbon dioxide.For example, for the less demanding crops of carbon dioxide content, supervisory system can not installed carbon dioxide sensing node, and corresponding, monitoring host computer does not connect appliance for applying carbon dioxide yet.
Reading intelligent agriculture supervisory system based on Internet of Things comprises at least one temperature sensing node and/or at least one illuminance sensing node, at least one soil moisture content sensing node, at least one carbon dioxide sensing node, at least one rainfall sensing node, can realize warm indoor environment temperature and/or illumination, soil moisture, carbon dioxide content, the monitoring of rainfall envirment factor, monitoring host computer is according to the environment temperature monitoring, the information such as illumination are controlled water supply installation and/or rolling shutter control device, light compensating apparatus, the unlatching of appliance for applying carbon dioxide or close, realized the Based Intelligent Control of intelligent acquisition and the envirment factor control device of envirment factor, avoided manually to scene, greenhouse, carrying out envirment factor measurement, again according to the hand-guided of envirment factor implementation environment factor control device, greatly reduced staff's workload, and promptness and the science of envirment factor data acquisition and controlling have been realized.
Wireless connections between communication relay device, communication relay device connects monitoring host computer by wireless mode again, utilize technology of wireless sensing network to realize information wireless transmission between envirment factor harvester and monitoring host computer, difficult wiring, the greenhouse management operational difficulties of having avoided wired connection to cause, also save cable wiring manufacture expense, reduced cost.
The embodiment of the reading intelligent agriculture supervisory system based on Internet of Things that the present embodiment is enumerated is described below in conjunction with the partial circuit figure shown in Fig. 2 to Fig. 6.
With reference to figure 2, in the reading intelligent agriculture supervisory system based on Internet of Things that the present embodiment is enumerated, monitoring host computer comprises single-chip microcomputer, GPRS unit, 433M wireless communication unit and buffer circuit unit, GPRS unit, 433M wireless communication unit is all connected with single-chip microcomputer with buffer circuit unit, and single-chip microcomputer connects water supply installation, light compensating apparatus, rolling shutter control device and appliance for applying carbon dioxide by buffer circuit unit.GPRS unit is connected with single-chip microcomputer, realizes the telecommunication of single-chip microcomputer and up-computer or remote wireless terminal, the sensing data that transmission sensing node measurement arrives, and receive the control command from up-computer or remote wireless terminal, realize Long-distance Control.Described 433M wireless communication unit is connected with single-chip microcomputer, realizes monitoring host computer and any communication relay device carries out radio communication, sends control command and receives the data message that sensing node gathers.Monitoring host computer carries out level conversion by buffer circuit unit, realizes and opens or close water supply installation, light compensating apparatus, rolling shutter control device and appliance for applying carbon dioxide.Certain, monitoring host computer also comprises power supply unit, oscillation circuit unit, and reset circuit unit and storage unit, power supply unit, oscillation circuit unit, reset circuit unit and storage unit are all connected with single-chip microcomputer.
With reference to figure 3, in the reading intelligent agriculture supervisory system based on Internet of Things that the present embodiment is enumerated, communication relay device comprises single-chip microcomputer, 433M wireless communication unit, controllable pulse power output circuit unit and load current detection circuit unit, 433M wireless communication unit, controllable pulse power output circuit unit is all connected with single-chip microcomputer with load current detection circuit unit, controllable pulse power output circuit unit and load current detection circuit unit (are all temperature sensing node or illuminance sensing node with sensing node, soil moisture content sensing node, carbon dioxide sensing node, rainfall sensing node) connect.As shown in Figure 4, resistance R 1 connects communication relay device, diode D2 removes the negative level of communication relay device output, metal-oxide-semiconductor Q2 becomes positive pulse into low level makes metal-oxide-semiconductor Q1 conducting, electrochemical capacitor C1 exports one higher than the positive pulse of supply voltage on connection sensing node circuit, metal-oxide-semiconductor Q3 conducting when end-of-pulsing, makes the voltage on electrochemical capacitor C1 return to original state.One end of T1 connects sensing node, and the load current that detects sensing node changes, and exports positive pulse during increase, exports negative pulse while reducing.U1A is amplifying circuit, the output terminal of hysteresis comparator U1B connects communication relay device (i.e. repeater in figure), when positive pulse arrives, output becomes high level, when arriving to export, negative pulse becomes low level, when electric current does not change, input signal is between high threshold and low threshold, and output keeps original state constant, and the output of hysteresis comparator is identical with the output signal of probe node.Monitoring host computer adopts the communication mode of radio relay communication to the information bidirectional transmission of each communication relay device, with positive voltage pulse, realize communication relay device to the data transmission of each sensing node, with the variation of load current, realize each sensing node to the data transmission of communication relay device, sensing node detects change in voltage, output load changes, reliable and stable in 9600bps transmission, realize preferably data transmission.
433M wireless communication unit is connected with single-chip microcomputer, realizes communication relay device and monitoring host computer radio communication, sends the sensing node data message gathering and the control command that receives monitoring host computer.Communication relay device provides power supply by controllable pulse output circuit unit for sensing node, and sends to the steering order that monitoring host computer sends, and by load current detection circuit unit, receives the data that sensing node gathers.Certain, monitoring host computer also comprises power supply unit, oscillation circuit unit, and reset circuit unit and storage unit, power supply unit, oscillation circuit unit, reset circuit unit and storage unit are all connected with single-chip microcomputer.
With reference to figure 5, in the reading intelligent agriculture supervisory system based on Internet of Things that the present embodiment is enumerated, carbon dioxide sensing node comprises single-chip microcomputer, reset circuit, crystal oscillating circuit and storer, crystal oscillating circuit provides time clock for single-chip microcomputer, reset circuit resets single-chip microcomputer in the situation that of powered on moment or electricity shortage, keeps single-chip microcomputer steady operation.In the EPROM of single-chip microcomputer inside, store the control program of single-chip microcomputer, in storer, preserve the safe carbon dioxide content scope in default greenhouse.Carbon dioxide sensing node comprises pulse detection identification circuit unit and carbon dioxide probe unit.As shown in Figure 6, in pulse detection identification circuit, the positive terminal of electrochemical capacitor C1 connects communication relay device, metal-oxide-semiconductor Q2 conducting while having positive pulse on the power lead being connected with communication relay device, output low level is given the single-chip microcomputer of this sensing node, when bus is supply voltage, metal-oxide-semiconductor Q2 closes, and input keeps high level.When this sensing node output high level, metal-oxide-semiconductor Q1 conducting, the load of power supply strengthens, and when being output as low level, metal-oxide-semiconductor Q1 closes, and while there is no signal output to ensure, communication relay device output load is not constant.
The structural similarity of temperature sensing node, illuminance sensing node, soil moisture content sensing node, carbon dioxide sensing node, rainfall sensing node and carbon dioxide sensing node, difference is, it in temperature sensing node, is temperature sensing unit, but not carbon dioxide probe unit, it in illuminance sensing node, is illuminance probe unit, in soil moisture content sensing node, being soil moisture content probe unit, is rainfall detecting unit in rainfall sensing node.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.

Claims (2)

1. the reading intelligent agriculture supervisory system based on Internet of Things, it is characterized in that, comprise monitoring host computer, at least one communication relay device of described monitoring host computer wireless connections, wireless connections between described communication relay device, a communication relay device connects at least one temperature sensing node and/or at least one illuminance sensing node, at least one soil moisture content sensing node, at least one carbon dioxide sensing node, at least one rainfall sensing node, described monitoring host computer also connects water supply installation and/or rolling shutter control device, light compensating apparatus, appliance for applying carbon dioxide.
2. the reading intelligent agriculture supervisory system based on Internet of Things according to claim 1, it is characterized in that, described monitoring host computer comprises single-chip microcomputer, GPRS unit, 433M wireless communication unit and buffer circuit unit, described GPRS unit, 433M wireless communication unit and buffer circuit unit are all connected with single-chip microcomputer, and described single-chip microcomputer connects water supply installation and/or light compensating apparatus, rolling shutter control device, appliance for applying carbon dioxide by buffer circuit unit.
CN201320637370.7U 2013-10-15 2013-10-15 Intelligent agriculture monitoring system based on the internet of things Expired - Lifetime CN203480302U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114095893A (en) * 2021-10-19 2022-02-25 浙江工业大学 Distributed digital agricultural park environment sensing system
CN117793668A (en) * 2024-02-23 2024-03-29 福建源安车联科技股份有限公司 Real-time monitoring data transmission method for freight vehicle

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114095893A (en) * 2021-10-19 2022-02-25 浙江工业大学 Distributed digital agricultural park environment sensing system
CN117793668A (en) * 2024-02-23 2024-03-29 福建源安车联科技股份有限公司 Real-time monitoring data transmission method for freight vehicle

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Granted publication date: 20140312