CN202153755U - Monitoring system based on wireless sensing technology and wireless communication technology - Google Patents
Monitoring system based on wireless sensing technology and wireless communication technology Download PDFInfo
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Abstract
Provided is a monitoring system based on wireless sensing technology and wireless communication technology, comprising a plurality of monitoring node apparatuses, a plurality of monitoring base stations, a wireless gateway, a public network 3G base station, and a controller, wherein the monitoring node apparatuses are respectively distributed in a plurality of monitoring areas, with each monitoring node apparatus being respectively connected with the monitoring base stations corresponding to each monitoring area via wireless single hop or multi-hop; and each monitoring station is wirelessly connected with the controller of a monitoring center via the wireless gateway or the public network 3G base station. The monitoring system of the utility model improves the visualized monitoring management level and features convenient on-site disposition, rich collected information, high intellectualized degree, flexible and convenient parameter setting, 24-hour all-round monitoring, wireless transmission, flexible communication mode, high image resolution, high transmission quality, short time delay, dual supply redundancy, damage resistance, and the like.
Description
Technical field
The utility model relates to the wireless sensing and the communication technology; Belong to Internet of Things, radio communication, embedded system and automation field; Specifically a kind of monitoring and controlling system based on wireless sensor technology and wireless communication technology is applicable to the information gathering and the management in fields such as monitoring water environment, air environment monitoring, traffic environment monitoring, industrial and agricultural production process, safety monitoring, electric apparatus monitoring, Smart Home, warehousing management, books cultural relic preservation, medical treatment and nursing.
Background technology
At present, for the collection and the reverse control of field data, the transmission of many in the past employing industrial bus; As for analog sensor signal; Because signal is little, by field apparatuss such as signal amplifier, transmitters signal is amplified, nurses one's health usually, converts 4～20mA electric current loop into and carries out remote transmission; For the near occasion of transmission range, also have to be converted into 0～5V/0 ~ 10V voltage and to transmit; For switching value signals such as equipment state, warnings; Usually directly transmit by relay output contact signal; Also there is the high equipment of intelligent degree that analog signal, digital signal are handled, programmed, carries out remote transmission through industrial bus such as RS485/RS422, CAN, ProfiBUS, LonWorks again.Yet, for monitoring and controlling systems such as water environment (river, river, lake, pool, ocean etc.), air ambients, existing factors such as wiring cost height, construction inconvenience, destructible, monitoring in real time is difficult to extensive popularization always.
Because ZigBee has characteristics such as wireless transmission, low-power consumption, MANET (topological structures such as star-like, sheet, reticular pattern), network extendibility are strong; And; The ZigBee module is except carrying IEEE802.15.4 communication protocol; Also have functions such as high performance 8051 microcontrollers, data encryption processing, battery detection, temperature monitoring; And interfaces such as abundant I/O mouth, A/D, USART, can promote the combining of ZigBee technology and transducer wireless sensor technology and technology of Internet of things at environmental monitoring, traffic administration, road management, health care, industrial and agricultural production, Smart Home, provide rescue and relief for disasters and emergencies, fields such as warehousing management, logistics transportation, national defense and military develop.
But the transmission range of ZigBee is limited, generally has only tens of rice, add amplifier after, can transmit hundreds of rice, but can add the consumption of large power supply, shorten battery life.The wireless mobile Internet in broadband such as WLAN, 3G develop into distance, on a large scale monitoring provides the remote transmission scheme; Broadband condition is provided for the transmission of real time video image simultaneously; Therefore; Through combining of wireless senser and video image, can improve visual monitoring managing level.
Summary of the invention
The purpose of the utility model is to above-mentioned problem, proposes a kind of monitoring and controlling system based on wireless sensor technology and wireless communication technology.Through combining of wireless senser and video image, improved visual monitoring management level.
The technical scheme of the utility model is:
A kind of monitoring and controlling system based on wireless sensor technology and wireless communication technology; It comprises a plurality of monitoring node devices, monitoring base station, radio network gateway or public network NodeB and master controller; Each monitoring node device all connects through wireless single-hop or multi-hop mode with corresponding monitoring base station, and each monitoring base station is through the controller wireless connections of radio network gateway or public network NodeB and Surveillance center.
The monitoring node device of the utility model comprises a plurality of analog sensors, a plurality of digital sensor, analog module, digital signal buffer module, ZigBee module, battery, power regulator module and controllable electric power module; Described a plurality of analog sensor is gathered the relevant parameter of monitored target; The signal output part of each analog sensor links to each other with the signal input part of analog module; A plurality of digital sensors are gathered the state information of monitored target; The signal output part of each digital sensor links to each other with the signal input part of digital signal buffer module; The signal output part of analog module and digital signal buffer module links to each other with the respective signal input of ZigBee module respectively, and the control signal output ends of ZigBee module links to each other with the control input end of controllable electric power module; The voltage input end of power regulator module links to each other with the positive pole of battery; Its voltage output end links to each other with the power end of ZigBee module and the voltage input end of controllable electric power module respectively; The voltage output end of controllable electric power module is connected with the corresponding power end of analog module and digital signal buffer module respectively, is its power supply.
The analog module of the utility model comprises analog signal conditioner circuit and A/D change-over circuit; The signal input part of analog signal conditioner circuit links to each other with the analog signal output of each transducer; The signal output part of analog signal conditioner circuit links to each other with the input end of analog signal of A/D change-over circuit, and the digital signal output end of A/D change-over circuit links to each other with the signal input part of ZigBee module.
The analog sensor of the utility model comprises Temperature Humidity Sensor, pH value transducer, conductivity sensor, turbidity transducer, dissolved oxygen sensor, liquid level sensor, displacement transducer, flow sensor, pressure sensor, CO2 transducer, CO transducer, NH3 transducer, dust sensor and optical sensor.
The digital sensor of the utility model comprises greasy dirt transducer, intrusion alarm unit, optoelectronic switch.
The monitoring base station of the utility model comprises ZigBee module, processor, video acquisition module, ethernet switching module, wireless aps module, wireless public network transport module and power module; Described video acquisition module is gathered the video image of periphery monitoring node position, base station monitored target; The Ethernet interface of video acquisition module links to each other with ethernet switching module; The communication interface of processor links to each other with the corresponding communication interface of ZigBee module, wireless public network transport module, ethernet switching module and video acquisition module respectively; The ZigBee module links to each other with power module, and ethernet switching module links to each other with the wireless aps module.
The video acquisition module of the utility model comprises web camera, The Cloud Terrace, decoder and illuminating lamp; The communication interface of decoder links to each other with the processor corresponding communication interface; The signal input end that the signal output part of decoder is corresponding with web camera camera lens, The Cloud Terrace and illuminating lamp respectively links to each other, and the Ethernet interface of web camera links to each other with ethernet switching module.
The signal input part of the ZigBee module of the utility model links to each other with the corresponding signal output part of tamper-proof monitor.
The beneficial effect of the utility model:
Monitoring node device based on the ZigBee technology both can be gathered analog signal; Can gather digital information again; And have characteristics such as wireless transmission, low-power consumption, MANET (topological structure such as star-like, sheet, reticular pattern), network extendibility be strong; Effectively overcome prior art for the problem that wiring cost is high, difficulty of construction is big that the field data collection exists, also overcome wireless transmission because the problem that site environment intercepts, transmission is not smooth.
Monitoring base station in the native system adopted ZigBee, radio communication, video monitoring and image compression, etc. technology; Both can the information of front end monitoring node device collection be carried out remote transmission; Can improve visual monitoring management level through gathering the base station video image of each monitoring node position monitored target on every side again.Simultaneously through dual power supply redundancy technology, overcome that the on-the-spot civil power of monitoring possibly have a power failure, the unsettled again power supply powerup issue of solar energy.
The utlity model has that field deployment is convenient, Information Monitoring abundant, intelligent degree is high, flexible setting for parameters is convenient, 24 hours conduct monitoring at all levels, wireless transmission, communication mode is flexible, image resolution ratio is high, transmission quality is good, time-delay is little, dual power supply redundancy, characteristics such as tamper-proof.
Description of drawings
Fig. 1 is the theory diagram of the utility model.
Fig. 2 is the theory diagram of the utility model monitoring node device.
Fig. 3 is the theory diagram of the utility model monitoring base station.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further described.
As shown in Figure 1; A kind of monitoring and controlling system based on wireless sensor technology and wireless communication technology; It comprises a plurality of monitoring node devices, monitoring base station, radio network gateway or public network NodeB and master controller; Each monitoring node device is connected through wireless single-hop or multi-hop mode with the monitoring base station of corresponding region, and each monitoring base station is through the controller wireless connections of radio network gateway or public network NodeB and Surveillance center.
As shown in Figure 2, the monitoring node device of the utility model comprises a plurality of analog sensors, a plurality of digital sensor, analog module, digital signal buffer module, ZigBee module, battery, power regulator module and controllable electric power module; Described a plurality of analog sensor is gathered the relevant parameter of monitored target; The signal output part of each analog sensor links to each other with the signal input part of analog module; A plurality of digital sensors are gathered the state information of monitored target; The signal output part of each digital sensor links to each other with the signal input part of digital signal buffer module; The signal output part of analog module and digital signal buffer module links to each other with the respective signal input of ZigBee module respectively, and the control signal output ends of ZigBee module links to each other with the control input end of controllable electric power module; The voltage input end of power regulator module links to each other with the positive pole of battery; Its voltage output end links to each other with the power end of ZigBee module and the voltage input end of controllable electric power module respectively; The voltage output end of controllable electric power module is connected with the corresponding power end of analog module and digital signal buffer module respectively, is its power supply.
The analog module of the utility model comprises analog signal conditioner circuit and A/D change-over circuit; The signal input part of analog signal conditioner circuit links to each other with the analog signal output of each transducer; The signal output part of analog signal conditioner circuit links to each other with the input end of analog signal of A/D change-over circuit, and the digital signal output end of A/D change-over circuit links to each other with the signal input part of ZigBee module.
The analog sensor of the utility model comprises Temperature Humidity Sensor, pH value transducer, conductivity sensor, turbidity transducer, dissolved oxygen sensor, liquid level sensor, displacement transducer, flow sensor, pressure sensor, CO2 transducer, CO transducer, NH3 transducer, dust sensor and optical sensor.
The digital sensor of the utility model comprises greasy dirt transducer, intrusion alarm unit, optoelectronic switch.
As shown in Figure 3; The monitoring base station of the utility model comprises ZigBee module, processor, video acquisition module, ethernet switching module, wireless aps module, wireless public network transport module and power module; Described video acquisition module is gathered the video image of periphery monitoring node position, base station monitored target; The Ethernet interface of video acquisition module links to each other with ethernet switching module; The communication interface of processor links to each other with the corresponding communication interface of ZigBee module, wireless public network transport module, ethernet switching module and video acquisition module respectively, and the ZigBee module links to each other with power module, and ethernet switching module links to each other with the wireless aps module.
The video acquisition module of the utility model comprises web camera, The Cloud Terrace, decoder and illuminating lamp; The communication interface of decoder links to each other with the processor corresponding communication interface; The signal input end that the signal output part of decoder is corresponding with web camera camera lens, The Cloud Terrace and illuminating lamp respectively links to each other, and the Ethernet interface of web camera links to each other with ethernet switching module.
The signal input part of the ZigBee module of the utility model links to each other with the corresponding signal output part of tamper-proof monitor.
During practical implementation:
(a) after the survey node apparatus was gathered the analog signal or digital signal of monitored target, single-hop or multi-hop communication mode through ZigBee transferred to monitoring node with Monitoring Data;
(b) monitoring base station together with video information, is sent to radio network gateway or public network NodeB with the information of the monitoring node device transmission that receives, and through Internet or Intranet network information is sent to Surveillance center's controller;
(c) monitor staff of Surveillance center can issue monitoring base station with order through controller, Internet or Intranet network, radio network gateway or public network NodeB, changes image resolution ratio, or controls the action of camera lens, The Cloud Terrace;
(d) monitor staff of Surveillance center can issue the monitoring node device with order through controller, Internet or Intranet network, radio network gateway or public network NodeB, monitoring base station, changes the parameter of monitoring node.
Wherein: the job step of monitoring node device is following:
(a) in the ZigBee module, carry out parameter setting, comprise sampling period T, data difference threshold value, data transmission frequency, the data variation slope threshold values of each sensor acquisition data;
(b) timing wake-up ZigBee module is opened the controllable electric power module, and each transducer is gathered corresponding information, by the ZigBee module data is handled, is stored;
(c) the ZigBee module is studied and judged data, according to the residing state of data, selects the corresponding frequency of sending to send data to Surveillance center;
(d) receive the new parameter that Surveillance center issues, revise parameter setting;
(e) empty and send data, and close the controllable electric power module.
(f) get into resting state.
Wherein, the job step of monitoring base station is following:
(a) the ARM9 processor of monitoring base station is through single-hop or the multi-hop communication mode of ZigBee; The Monitoring Data that the receiving front-end monitoring node is gathered; Carry out protocol conversion then, adopt ICP/IP protocol to be uploaded to Surveillance center through wireless aps module or wireless public network transport module;
(b) the ARM9 processor receives the monitoring node parameter modification order that Surveillance center issues through wireless aps module or wireless public network transport module, carries out protocol conversion then, passes to the monitoring node device under through ZigBee the parameter modification order being ordered.
(c) monitoring base station is gathered the video image of periphery monitoring node position, base station monitored target by the web camera in the video acquisition module; And export H.264 compressed video bit stream, be sent to Surveillance center through ICP/IP protocol by wireless aps module or wireless public network transport module;
(d) monitoring base station receives the control command that Surveillance center issues through AP module or wireless public network transport module; Carry out protocol conversion by the ARM9 processor; Through RS485 protocol transmission decoder; By the change of decoder control camera lens doubly, focusing and aperture, about the control The Cloud Terrace, side-to-side movement, the switch of control illuminating lamp.
(e) the ARM9 processor of the monitoring base station alarm signal of gathering tamper-proof monitoring device through the ZigBee module is uploaded to Surveillance center through wireless aps module or wireless public network transport module and reports to the police.
The utility model does not relate to all identical with the prior art prior art that maybe can adopt of part to be realized.
Claims (8)
1. monitoring and controlling system based on wireless sensor technology and wireless communication technology; It is characterized in that arranging a plurality of monitoring node devices, monitoring base station, radio network gateway or public network NodeB and controller at each guarded region; Each monitoring node device is connected through wireless single-hop or multi-hop mode with the monitoring base station of corresponding region, and each monitoring base station is through the controller wireless connections of radio network gateway or public network NodeB and Surveillance center.
2. the monitoring and controlling system based on wireless sensor technology and wireless communication technology according to claim 1 is characterized in that described monitoring node device comprises a plurality of analog sensors, a plurality of digital sensor, analog module, digital signal buffer module, ZigBee module, battery, power regulator module and controllable electric power module; Described a plurality of analog sensor is gathered the relevant parameter of monitored target; The signal output part of each analog sensor links to each other with the signal input part of analog module; A plurality of digital sensors are gathered the state information of monitored target; The signal output part of each digital sensor links to each other with the signal input part of digital signal buffer module; The signal output part of analog module and digital signal buffer module links to each other with the respective signal input of ZigBee module respectively, and the control signal output ends of ZigBee module links to each other with the control input end of controllable electric power module; The voltage input end of power regulator module links to each other with the positive pole of battery; Its voltage output end links to each other with the power end of ZigBee module and the voltage input end of controllable electric power module respectively; The voltage output end of controllable electric power module is connected with the corresponding power end of analog module and digital signal buffer module respectively, is its power supply.
3. the monitoring and controlling system based on wireless sensor technology and wireless communication technology according to claim 2; It is characterized in that described analog module comprises analog signal conditioner circuit and A/D change-over circuit; The signal input part of analog signal conditioner circuit links to each other with the analog signal output of each transducer; The signal output part of analog signal conditioner circuit links to each other with the input end of analog signal of A/D change-over circuit, and the digital signal output end of A/D change-over circuit links to each other with the signal input part of ZigBee module.
4. the monitoring and controlling system based on wireless sensor technology and wireless communication technology according to claim 2 is characterized in that described analog sensor comprises Temperature Humidity Sensor, pH value transducer, conductivity sensor, turbidity transducer, dissolved oxygen sensor, liquid level sensor, displacement transducer, flow sensor, pressure sensor, CO2 transducer, CO transducer, NH3 transducer, dust sensor and optical sensor.
5. the monitoring and controlling system based on wireless sensor technology and wireless communication technology according to claim 2 is characterized in that described digital sensor comprises greasy dirt transducer, intrusion alarm unit, optoelectronic switch.
6. the monitoring and controlling system based on wireless sensor technology and wireless communication technology according to claim 1; It is characterized in that described monitoring base station comprises ZigBee module, processor, video acquisition module, ethernet switching module, wireless aps module, wireless public network transport module and power module; Described video acquisition module is gathered the video image of periphery monitoring node position, base station monitored target; The Ethernet interface of video acquisition module links to each other with ethernet switching module; The communication interface of processor links to each other with the corresponding communication interface of ZigBee module, wireless public network transport module, ethernet switching module and video acquisition module respectively; The ZigBee module links to each other with power module, and ethernet switching module links to each other with the wireless aps module.
7. the monitoring and controlling system based on wireless sensor technology and wireless communication technology according to claim 6; It is characterized in that described video acquisition module comprises web camera, The Cloud Terrace, decoder and illuminating lamp; The communication interface of decoder links to each other with the processor corresponding communication interface; The signal input end that the signal output part of decoder is corresponding with web camera camera lens, The Cloud Terrace and illuminating lamp respectively links to each other, and the Ethernet interface of web camera links to each other with ethernet switching module.
8. the monitoring and controlling system based on wireless sensor technology and wireless communication technology according to claim 6 is characterized in that the signal input part of said ZigBee module links to each other with the corresponding signal output part of tamper-proof monitor.
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| CN114069846A (en) * | 2021-10-28 | 2022-02-18 | 北京中煤矿山工程有限公司 | Freezing station wireless monitoring system established based on monitoring node with self-contained power supply |
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