CN104486789A - Novel base station field monitoring system based on internet of things - Google Patents

Abstract

The invention relates to a novel base station field monitoring system based on internet of things. A power switching module is electrically connected with each of a base station monitoring control module, a Zigbee communication module, an Ethernet communication module, a GPRS (General Packet Radio Service)/short message communication module and a memory module, and used for providing working power supplies for the modules; the base station monitoring control module is connected with the Zigbee communication module through an asynchronous serial communication manner, connected with the GPRS/short message communication module in an asynchronous serial communication manner with the Baud rate of 9600 bps, and in communication connection with the Ethernet communication module through an SPI (Serial Peripheral Interface) interface; the base station monitoring control module is connected with the memory module. The novel base station field monitoring system disclosed by the invention combines the wireless sensor network communication technology, the power switching technology and low-power design, so as to monitoring power and the environment of the base station; the system adopts the technology of internet of things, the power switching technology and the low-power design to greatly simplify line construction in the reality, prolong the service time, reduce the maintenance cost, and achieve a good application prospect.

Description

A kind of Novel base station Field Monitoring System based on Internet of Things

Technical field

The present invention relates to a kind of Novel base station Field Monitoring System based on Internet of Things, particularly adopt the radio sensing network communication technology, electrical source exchange technology and low power dissipation design system.

Background technology

Internet of Things (IOT, Internet of things) is the innovation of technology again behind the Internet, represents the developing direction of future computer and communication.Perceptually the foundation of the wireless sense network of layer is very important, radio sensing network (WSN wherein based on Zigbee, Wireless Senor Network) establishment, not only make there has been further development in this field of information acquiring technology, but also driven the fast development of Internet of Things.

Radio sensing network is the wireless network be made up of in the mode of self-organizing and multi-hop the transducer of multiple static or movement, cover the information of perceived object in geographic area with the perception of cooperation, collection, process and transmission network, and finally these information are sent to network ownership.Radio sensing network does not need higher bandwidth, but needs lower transmission delay and extremely low power consumption, makes user have longer battery life, reduces maintenance cost.The appearance of ZigBee technology just in time solves this problem, ZigBee technology has the plurality of advantages such as high communication efficiency, low complex degree, low-power consumption, low rate, low cost, high security and total digitalization, and these advantages make ZigBee technology and radio sensing network ideally combine.

The main task of base station field terminal unit (SU) is environment to base station, power is monitored, due to the particularity of monitored object and parameter, after base station onsite power unit cannot provide continuous driving force, base station field terminal unit still needs to monitor indivedual important parameter, process, therefore in the urgent need to a kind of base station field terminal unit, solve and provide difficult at power, not easily adopt in the environment of wired construction and base-station environment and power are monitored, process and reported to the police.

Summary of the invention

The problem that the present invention solves is to provide a kind of Novel base station Field Monitoring System based on Internet of Things, this supervisory control system adopts AC power, DC power supply, its cells three tunnel switches supply power mode, and circuit adopts low power dissipation design maximum possible to save power consumption simultaneously.This supervisory control system carries out networking, data interaction by Zigbee mechanics of communication and transducer, and by Ethernet, GPRS wireless network, short message network by monitoring, alert data reaches background communication server and monitoring software carries out storing, processing.

Based on a Novel base station Field Monitoring System for Internet of Things, comprise base station monitoring control module, electrical source exchange module, Zigbee communication module, ethernet communication module, GPRS/ SMS communication module and memory module; Described electrical source exchange module is monitored control module, described Zigbee communication module, described ethernet communication module, described GPRS/ SMS communication module and described memory module respectively and is electrically connected with described base station, for providing respective working power; Described base station monitoring control module is connected with described Zigbee communication module by asynchronous serial communication mode; Described base station monitoring control module is by asynchronous serial communication mode and described GPRS/ SMS communication model calling, and baud rate is 9600bps, and described base station monitoring control module carries out communication connection by SPI interface and described ethernet communication module; Described base station monitoring control module is connected with memory module.

Good effect of the present invention is: ZigBee technology, electrical source exchange technology, Low-power Technology are combined, coordinate corresponding communication server software and monitor client software, realize the system of a kind of monitoring base station power, environment, because system adopts technology of Internet of things, electrical source exchange technology and low power dissipation design, greatly can simplify line construction in practice, extend working time, reduce system maintenance cost, there is good application prospect.

Accompanying drawing explanation

Fig. 1 is the structured flowchart of field terminal unit of the present invention.

Fig. 2 is field terminal unit power module switching flow figure of the present invention.

Embodiment

Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.

As shown in Figure 1, the Novel base station Field Monitoring System based on Internet of Things of the present invention comprises: base station monitoring control module (1), electrical source exchange module (2), Zigbee communication module (3), ethernet communication module (4), GPRS/ SMS communication module (5) and memory module (6).Base station monitoring control module (1) is carried out communication with Zigbee communication module (3), ethernet communication module (4), GPRS/ SMS communication module (5) and memory module (6) respectively and is connected.Electrical source exchange module (2) provides respective working power for base station monitoring control module (1), Zigbee communication module (3), ethernet communication module (4), GPRS/ SMS communication module (5) and memory module (6).Base station monitoring control module (1) is connected with Zigbee communication module (3) by asynchronous serial communication mode (namely by TXD, RXD, GND pin); Be connected with GPRS/ SMS communication module (5) by asynchronous serial communication mode (namely by TX, RX, GND pin), baud rate is 9600bps, by SPI interface (MISO, MOSI, SCK, CS pin) and ethernet communication module carry out communication.

Base station monitoring control module (1), is made up of circuit such as MCU circuit, reset circuits.MCU selects the EFM32G Series of MCU of 32 Coretx-M3 cores based on super low-power consumption technology platform of silicon labs company, use outside 48M high-precision crystal, with external low frequency rate crystal oscillator, MCU operational mode is regulated in real time, by closing different peripheral hardwares and dormancy working method point rank reduction power consumption according to detection external input voltage.

GPRS/ SMS communication module (5), adopts double frequency 900/1800MHz, by communication reception antenna, and the compositions such as frequency generator, modulating and demodulating signal and power amplification circuit module.Modulating and demodulating signal and amplifying circuit have SIMCOM to release compact products: SIM900A, and omnidirectional antenna selected by reception antenna.

Zigbee communication module (3) adopts the Zibgee chip of TI, and adopt the OSAL system of TI, built-in Zibgee protocol stack, master chip, by serial ports and Zigbee chip communication, realizes MANET, transfer of data.Communication adopts Zigbee protocol to carry out wireless telecommunications, simultaneously can realize base station field terminal unit and external sensor carries out MANET, forms sensing network; Fashionable when having new transducer to need to add, only needing transducer to add to can automatic acquisition sensing data in sensing network.

Electrical source exchange module (2), adopts alternating current, direct current, 3.7v chargeable lithium cell three tunnel powers input, gives each control module after adopting DC-DC to carry out step-down process to voltage.Direct current charges to battery, adopts the MP2607 of integrated constant pressure and flow function, can manage dynamic power supplies path, realizes the function of automatically again charging, minimum current stops charging.After systems axiol-ogy disconnects to alternating current, automatically enable direct current to power to circuit, close ethernet network module simultaneously, GPR/ SMS module is only adopted to carry out warning function, reach electricity-saving function, after systems axiol-ogy also descends electricity to direct current, automatically enable backup battery to power, system closing Zigbee communication module, GPRS/ SMS communication module, system enters into deep power down mode, only base station door control safe condition is monitored, once find that safe condition changes, then system is waken up, then open GPRS/ SMS communication module to report to the police, then continue to enter into resting state, reach monitoring period long as far as possible.

Novel base station field terminal unit based on Internet of Things of the present invention, the biography radio sensing network communication technology, electrical source exchange technology, Low-power Technology are combined, coordinate corresponding communication server software and monitor client software, realize the round-the-clock systemic-function of target being carried out to condition monitoring of energy, and can construct by simplified wiring, there is good application prospect and promotional value.

Claims (5)

1. the Novel base station Field Monitoring System based on Internet of Things, it is characterized in that, comprise base station monitoring control module (1), electrical source exchange module (2), Zigbee communication module (3), ethernet communication module (4), GPRS/ SMS communication module (5) and memory module (6); Described electrical source exchange module (2) is monitored control module (1), described Zigbee communication module (3), described ethernet communication module (4), described GPRS/ SMS communication module (5) and described memory module (6) respectively and is electrically connected with described base station, for providing respective working power; Described base station monitoring control module (1) is connected with described Zigbee communication module (3) by asynchronous serial communication mode; Described base station monitoring control module (1) is connected with described GPRS/ SMS communication module (5) by asynchronous serial communication mode, baud rate is 9600bps, and described base station monitoring control module (1) carries out communication connection by SPI interface and described ethernet communication module (4); Described base station monitoring control module (1) is connected with memory module (6).

2. the Novel base station Field Monitoring System based on Internet of Things according to claim 1, it is characterized in that, described base station monitoring control module (1) and the concrete connected mode of described Zigbee communication module (3) are that described base station is monitored control module (1) and passed through TXD, RXD, GND pin is connected with described Zigbee communication module (3);

The concrete connected mode of described base station monitoring control module (1) and described GPRS/ SMS communication module (5) is for be connected with described GPRS/ SMS communication module (5) by TX, RX, GND pin, and baud rate is 9600bps;

Described base station monitoring control module (1) is carry out communication by MISO, MOSI, SCK, CS, IRQ pin with described ethernet communication module (4) to be connected with the concrete connected mode of described ethernet communication module (4).

3. the Novel base station Field Monitoring System based on Internet of Things according to claim 1, is characterized in that, base station monitoring control module (1), is made up of circuit such as MCU circuit, reset circuits; MCU operational mode is regulated in real time, by closing different peripheral hardwares and dormancy working method point rank reduction power consumption according to detection external input voltage.

4. a kind of Novel base station Field Monitoring System based on Internet of Things according to claim 1, it is characterized in that, described electrical source exchange module (2), direct current charges to battery, adopt the MP2607 of integrated constant pressure and flow function, can manage dynamic power supplies path, realize the function of automatically again charging, minimum current stops charging, after systems axiol-ogy disconnects to alternating current, automatically enable direct current to power to circuit, close ethernet network module (4) simultaneously, GPR/ SMS module (5) is only adopted to carry out warning function, reach electricity-saving function, after systems axiol-ogy also descends electricity to direct current, automatically enable backup battery to power, system closing Zigbee communication module (3), GPRS/ SMS communication module (5), system enters into deep power down mode, only base station door control safe condition is monitored, once find that safe condition changes, then system is waken up, then open GPRS/ SMS communication module (5) to report to the police, then continue to enter into resting state, reach monitoring period long as far as possible.

5. a kind of Novel base station Field Monitoring System based on Internet of Things according to claim 1, is characterized in that, described electrical source exchange module adopts alternating current, direct current, 3.7v chargeable lithium cell three tunnel powers input, carries out active and switch between three; Give each control module after adopting DC-DC to carry out step-down process to voltage simultaneously.