CN210983729U

CN210983729U - Outdoor environment information wireless monitoring system

Info

Publication number: CN210983729U
Application number: CN201922016989.6U
Authority: CN
Inventors: 罗燕杨; 楚红雨; 常志远; 邵延华; 张晓强
Original assignee: Southwest University of Science and Technology
Current assignee: Southwest University of Science and Technology
Priority date: 2019-11-21
Filing date: 2019-11-21
Publication date: 2020-07-10
Anticipated expiration: 2029-11-21

Abstract

The utility model discloses an outdoor environment information wireless monitoring system, which comprises a monitoring terminal, a communication controller, a GPRS module, a cloud server, client monitoring software and a power supply; the monitoring terminal collects environmental information data and sends the data to the communication controller; the communication controller receives and verifies the data, packages the data passing the verification and uploads the data to the cloud server through the GPRS module; the cloud server stores the received data and the receiving time in a database; the client monitoring software acquires monitoring data from the cloud server by sending a command and exports the data to an Excel table; the utility model utilizes the ZigBee wireless communication network to transmit data, reduces the workload of the installation and layout of the traditional wired monitoring equipment, and is beneficial to expanding the monitoring range; the low-power design is adopted, so that the times of battery replacement are reduced; the user remotely inquires data through the client monitoring software, and the workload of manually acquiring data on site for monitoring is reduced.

Description

Outdoor environment information wireless monitoring system

Technical Field

The utility model relates to a wireless monitoring system of outdoor environmental information, especially one kind need not the wiring, possesses the wireless monitoring system of outdoor environmental information of remote data storage and inquiry function.

Background

The outdoor environment information acquisition is the most direct way for acquiring the outdoor environment information, and the acquired data can be used for analyzing the change condition of the environment information, and can be used for the aspects of agricultural crop cultivation research, regional climate change research and the like. Traditional environmental information gathers and relies on the manual work to carry out the single collection on the one hand, and on the other hand relies on wired equipment to carry out long-time collection. However, the manual collection workload is large, the period is long, the walking of related personnel may interfere the environment, and the real-time monitoring in all days cannot be achieved. The cable equipment is used for collection, so that all-weather monitoring can be realized, but the cable equipment cannot be arranged on a large scale or in a region with a complex environment due to large workload and certain complexity of cable equipment wiring. Therefore, it is significant to develop a monitoring system which can realize automatic monitoring of outdoor environment information and has simple equipment layout work.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low-power consumption, the wireless monitoring system of outdoor environmental information of multinode through using zigBee wireless communication technique to realize the wireless receiving and dispatching of environmental information data, reduces the work load of wiring and equipment fixing.

In order to solve the above problem, the utility model provides a wireless monitoring system of outdoor environmental information, include: the system comprises a monitoring terminal, a communication controller, a GPRS module, a cloud server, client monitoring software and a power supply. The monitoring terminal collects environmental information data and sends the environmental information data to the communication controller in a ZigBee wireless communication mode. And the communication controller can carry out verification processing after receiving the data, and can send a command to the monitoring terminal to enable the monitoring terminal to sleep after the verification is passed. And then, the communication controller packs the received data according to the monitoring terminal number of the transmitted data, and the packed data is uploaded to the cloud server through the GPRS module. The cloud server saves the received data and the time of receiving the data in a database. The client monitoring software can send a command to acquire environmental information data in a time period from the cloud server, and can also export the data into an Excel table.

In the technical scheme, the monitoring terminal takes a CC2530 microcontroller as a processing core and comprises a temperature sensor, a humidity sensor, a light intensity sensor, an antenna and a battery for supplying power; the monitoring terminal takes a CC2530 microcontroller as a processing core and comprises a temperature sensor, a humidity sensor, a light intensity sensor, an antenna and a battery for supplying power; the microcontroller is connected with the temperature, humidity and illuminance sensors to acquire environmental information data; the antenna is connected with a CC2530 microcontroller circuit board and is used for radiating electromagnetic wave signals; the battery is used for supplying power to the microcontroller and each sensor; the monitoring terminal is placed in the waterproof louver box and is installed on the bracket through a liftable fixing clamp and a screw, and the installation height is adjustable; the bracket is inserted in a region to be monitored, and the monitoring terminal acquires environmental information of the region.

In the technical scheme, in order to reduce the power consumption of the monitoring terminal and prolong the working time, the monitoring terminal acquires environmental information data according to a time interval t1, the acquired data is subjected to data verification and packaging processing, then is communicated with a communication controller according to a preset communication protocol, and whether data transmission is successful or not is judged; after the data is successfully sent, the monitoring terminal enters a sleep mode, and the preset sleep time length is t 2; when the accumulated number of unsuccessful data transmission times reaches a preset maximum number of attempted transmission times N, the monitoring terminal enters a low-power-consumption sleep mode, and the preset sleep time length is t 3; in a dormant state, the monitoring terminal closes the acquisition of the sensor and the wireless function; after the dormancy is completed, the monitoring terminal restarts the acquisition of each sensor and starts the wireless function for data transmission.

In the above technical solution, the determination of whether the data transmission is successful is performed in the following manner: the monitoring terminal sends data to the communication controller according to a preset communication protocol, the communication controller checks the data after receiving the data, and the check indicates that the data is received completely and correctly; after the data check is passed, the communication controller sends a receiving completion mark to the monitoring terminal through ZigBee wireless communication; and when the monitoring terminal receives the receiving completion mark corresponding to the serial number of the monitoring terminal, the data is successfully sent, and the monitoring terminal enters a dormant state.

In the above technical solution, the preset communication protocol specifically includes: after the monitoring terminal collects the environmental information data, the environmental information data packet is packaged, and the designed data packet format is as follows:

AA T1 T2 H1 H2 L1 L2 L3 NO CH 55

AA and 55 respectively represent a frame head and a frame tail, T1 and T2 represent integer bits and decimal bits of temperature data, T1 and T2 are both char type data, H1 and H2 represent integer bits and decimal bits of humidity data, H1 and H2 are both char type data, L1, L2 and L3 represent high bits, middle bits and low bits of illumination data, NO represents the number of a monitoring terminal, the number is used for identifying the source of the transmitted data and is used as a receiving completion mark, CH represents a data check bit and is used for carrying out integrity judgment on the received data, the data type is char type, data bits except the frame head, the frame tail and the data check bit in a data packet are summed to obtain the data check bit, after the communication controller receives the data packet, the data bits except the frame head, the frame tail and the data check bit in the data packet are summed, and the sum is the same as the data check bit, the data packet is successfully transmitted.

In the technical scheme, the client monitoring software can be connected with the cloud server, a data query command can be generated according to a selected time period and sent to the cloud server, the cloud server analyzes the data query command to obtain time period information, and then data in the time period range are sent to the client monitoring software; the client monitoring software receives the data sent by the cloud server, displays the data according to the time sequence corresponding to the data, and can also export the data to an Excel table; and marking the data in the non-preset normal range in red to send out an alarm according to the normal data range of each environmental information preset in the client monitoring software.

The utility model discloses an outdoor environmental information wireless monitoring system can regularly measure data such as ambient temperature, humidity and illumination intensity, utilizes wireless device transmission environmental information data to communication controller, has avoided the heavy work of wired mode equipment fixing and maintenance, can enlarge the scope in environmental monitoring region, has also improved the convenience of environmental information monitoring work. The design of the monitoring terminal considers the low power consumption design, reduces the power consumption of the monitoring terminal, reduces the battery replacement times, and reduces the workload of equipment maintenance.

Drawings

The design will be further explained with reference to the drawings.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an operation flow chart of the present invention.

Detailed Description

The overall structure of the wireless monitoring system for the rice field environment of the embodiment is shown in fig. 1, and comprises: the system comprises a monitoring terminal processing unit 1, a monitoring terminal power supply 2, an antenna 3, a communication controller 4, a power supply 5, a GPRS module 6, a cloud server 7, a database 8 and terminal monitoring software 9. The monitoring terminal collects environmental information data and sends the environmental information data to the communication controller in a ZigBee wireless communication mode; the communication controller receives the data and then carries out verification processing, and after the verification is passed, a command is sent to the monitoring terminal to enable the monitoring terminal to sleep; then, the communication controller packs the received data according to the monitoring terminal number of the transmitted data, and the packed data is uploaded to a cloud server through a GPRS module; the cloud server stores the received data and the time for receiving the data in a database; the client monitoring software can send a command to acquire environmental information data in a time period from the cloud server, and can also export the data into an Excel table.

It is noted that the monitoring terminal uses a CC2530 microcontroller as a processing core, and includes a temperature sensor, a humidity sensor, a light intensity sensor, an antenna, and a battery for supplying power; the microcontroller is connected with the temperature, humidity and illuminance sensors to acquire environmental information data; the antenna is connected with a CC2530 microcontroller circuit board and is used for radiating electromagnetic wave signals; the battery is used for supplying power to the microcontroller and each sensor; the monitoring terminal is placed in the waterproof louver box and is installed on the bracket through a liftable fixing clamp and a screw, and the installation height is adjustable; the bracket is inserted in a region to be monitored, and the monitoring terminal acquires environmental information of the region.

It is worth noting that in order to reduce power consumption of the monitoring terminal and prolong working time, the monitoring terminal collects environmental information data according to a time interval t1, the collected data is subjected to data verification and packaging processing, then is communicated with the communication controller according to a preset communication protocol, and whether data transmission is successful or not is judged; after the data is successfully sent, the monitoring terminal enters a sleep mode, and the preset sleep time length is t 2; when the accumulated number of unsuccessful data transmission times reaches a preset maximum number of attempted transmission times N, the monitoring terminal enters a low-power-consumption sleep mode, and the preset sleep time length is t 3; in a dormant state, the monitoring terminal closes the acquisition of the sensor and the wireless function; after the dormancy is completed, the monitoring terminal restarts the acquisition of each sensor and starts the wireless function for data transmission.

It should be noted that the above-mentioned determination of whether the data transmission is successful is performed by the following steps: the monitoring terminal sends data to the communication controller according to a preset communication protocol, the communication controller checks the data after receiving the data, and the check indicates that the data is received completely and correctly; after the data check is passed, the communication controller sends a receiving completion mark to the monitoring terminal through ZigBee wireless communication; and when the monitoring terminal receives the receiving completion mark corresponding to the serial number of the monitoring terminal, the data is successfully sent, and the monitoring terminal enters a dormant state.

It is to be noted that the preset communication protocol specifically includes: after the monitoring terminal collects the environmental information data, the environmental information data packet is packaged, and the designed data packet format is as follows:

AA T1 T2 H1 H2 L1 L2 L3 NO CH 55

It should be noted that, after the data sent by the monitoring terminal is acquired and verified, the communication controller packs the data into a packet with a size of 455 bytes. Every half hour, the communication controller can send the data packet to the GPRS module through serial port communication, and then the GPRS module uploads the data to the cloud server. After receiving the data sent by the monitoring terminal, the cloud server records the uploading time of the data packet, and stores the data packet and the corresponding time in the Mysql database.

The client monitoring software can be connected with the cloud server through TCP/IP communication, a data query command can be generated according to a selected time period and sent to the cloud server, the cloud server analyzes the data query command, queries data of a corresponding time period in the database according to the acquired time period information, and then sends the data to the client monitoring software; the client monitoring software receives the data sent by the cloud server, displays the data according to the time sequence corresponding to the data, and can also export the data to an Excel table; and marking the data in the non-preset normal range in red to send out an alarm according to the normal data range of each environmental information preset in the client monitoring software.

Claims

1. A wireless monitoring system for outdoor environment information is characterized by comprising a monitoring terminal, a communication controller, a GPRS module, a cloud server, client monitoring software and a power supply; the monitoring terminal collects environmental information data and sends the environmental information data to the communication controller in a ZigBee wireless communication mode; the communication controller receives the data and then carries out verification processing, and after the verification is passed, a command is sent to the monitoring terminal to enable the monitoring terminal to sleep; then, the communication controller packs the received data according to the monitoring terminal number of the transmitted data, and the packed data is uploaded to a cloud server through a GPRS module; the cloud server stores the received data and the time for receiving the data in a database; the client monitoring software can send a command to acquire environmental information data in a time period from the cloud server, and can also export the data into an Excel table.

2. The system as claimed in claim 1, wherein the monitoring terminal uses a CC2530 microcontroller as a processing core, and comprises a temperature sensor, a humidity sensor, a light intensity sensor, an antenna and a battery for supplying power; the microcontroller is connected with the temperature, humidity and illuminance sensors to acquire environmental information data; the antenna is connected with a CC2530 microcontroller circuit board and is used for radiating electromagnetic wave signals; the battery is used for supplying power to the microcontroller and each sensor; the monitoring terminal is placed in the waterproof louver box and is installed on the bracket through a liftable fixing clamp and a screw, and the installation height is adjustable; the bracket is inserted in a region to be monitored, and the monitoring terminal acquires environmental information of the region.