CN201937835U - Ad hoc network node for underground environment condition wireless monitoring system - Google Patents
Ad hoc network node for underground environment condition wireless monitoring system Download PDFInfo
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- CN201937835U CN201937835U CN 201020668965 CN201020668965U CN201937835U CN 201937835 U CN201937835 U CN 201937835U CN 201020668965 CN201020668965 CN 201020668965 CN 201020668965 U CN201020668965 U CN 201020668965U CN 201937835 U CN201937835 U CN 201937835U
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Abstract
The utility model discloses an ad hoc network node for an underground environment condition wireless monitoring system, comprising a CPU (Central Processing Unit) microprocessing module, an A/D conversion module connected with the input end of the CPU microprocessing module, a sensor connected with the A/D conversion module and a ZigBee wireless communication module connected with the output end of the CPU microprocessing module. The ad hoc network node for the underground environment condition wireless monitoring system further comprises a power supply module for supplying power for the CPU microprocessing module, the A/D conversion module, the sensor and the ZigBee wireless communication module; and the power supply module is connected with the CPU microprocessing module, the A/D conversion module, the sensor and the ZigBee wireless communication module. The ad hoc network node for the underground environment condition wireless monitoring system has reasonable design, is convenient for arrangement, has low fabrication cost and fast data transmission speed, can be directly connected into a network through the ZigBee wireless communication module, and is an effective solution to the problems that the wired monitoring system has safety hidden troubles and can not meet the requirements of a coal mine for safety monitoring due to slow data transmission speed, long path, high cost and the like.
Description
Technical field
The utility model belongs to subsurface environment condition monitoring technical field, specifically relates to a kind of subsurface environment situation wireless supervisory control system self-organizing network nodes.
Background technology
The natural conditions in colliery are very complicated, and mining conditions is also extremely changeable, may exist various disasters in the mine, has increased the uneasy whole step of coal mining, causes major accident easily, causes great difficulty to safety in production.Wherein the gas disaster is comparatively serious, is the main deterrent of Safety of Coal Mine Production.Mine gas mainly overflows in recovery process, so mine working face gas bearing capacity maximum, and mining personnel's life security in serious threat, and oxygen content can reduce because of the release of methane gas in the recovery process in the mine.This safety to the mining personnel is also unfavorable, for guaranteeing the mining personal security, must set up the system that oxygen concentration and gas density are monitored in real time, when oxygen in the mine and gas overpressure timestamp contain quantity not sufficient, instant alarming, inform that administrative staff add forced ventilation, and the mining personnel should withdraw when oxygen concentration is not enough, or temporarily do not enter should the zone in the mine.Main in the colliery at present is the monitoring that oxygen concentration is carried out on the basis with the wired monitoring system, and this kind monitoring mode exists all limitation and deficiency, can not satisfy the demand of coal mine safety monitoring, thereby has bigger potential safety hazard.For this reason, propose a kind of grid type wireless sensor network that is used for colliery oxygen concentration monitoring, will improve coal oxygen concentration and gas monitor and early warning level greatly.
The utility model content
Technical problem to be solved in the utility model is at above-mentioned deficiency of the prior art, a kind of subsurface environment situation wireless supervisory control system self-organizing network nodes is provided, its circuit design rationally, laying is convenient, cost of manufacture is low and data transmission bauds is fast, can be by the direct access network of ZigBee wireless communication module, the data transmission bauds that efficiently solves the wired monitoring system is slow, path length, the high problem that can not satisfy the demand of coal mine safety monitoring and have potential safety hazard of cost.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of subsurface environment situation wireless supervisory control system self-organizing network nodes, it is characterized in that: comprise the CPU micro treatment module, A/D modular converter that joins with CPU micro treatment module input and the transducer that joins with the A/D modular converter, and the ZigBee wireless communication module that joins with CPU micro treatment module output, also comprise micro treatment module to CPU, the A/D modular converter, the supply module of transducer and ZigBee wireless communication module power supply, described supply module and CPU micro treatment module, the A/D modular converter, transducer and ZigBee wireless communication module all join.
Above-mentioned a kind of subsurface environment situation wireless supervisory control system self-organizing network nodes is characterized in that: also comprise the data memory module that joins with the CPU micro treatment module.
Above-mentioned a kind of subsurface environment situation wireless supervisory control system self-organizing network nodes, it is characterized in that: described CPU micro treatment module is the MSP430 processor.
Above-mentioned a kind of subsurface environment situation wireless supervisory control system self-organizing network nodes, it is characterized in that: described supply module is the CR2354 lithium battery.
The utility model compared with prior art has the following advantages:
1, circuit design is reasonable, laying is convenient and practical.
2, adopt high accuracy microsensor highly sensitive, that the response time is short, guarantee the confidence level of data.
3, have low-power consumption, intelligentized characteristics, adopt the rechargeable battery power supply.
4, the monitoring point is not required, the transfer of data between central station and the sense terminals adopts wireless transmission, and equipment investment is little, and the quantity of monitoring point without limits.
5, adopt miniaturization modularized design, flexible configuration easy for installation, but 7*24 hour continuous operation.
6, data progression process, disposal ability is powerful, network management.
7, cost of manufacture is low and data transmission bauds is fast, can be by the direct access network of ZigBee wireless communication module, the data transmission bauds that efficiently solves the wired monitoring system is slow, path length, the high problem that can not satisfy the demand of coal mine safety monitoring and have potential safety hazard of cost.
Below by drawings and Examples, the utility model is described in further detail.
Description of drawings
Fig. 1 is a schematic block circuit diagram of the present utility model.
Description of reference numerals:
The 1-CPU micro treatment module; The 2-A/D modular converter; The 3-transducer;
4-ZigBee radio communication mold 5-supply module; The 6-data memory module.
Piece;
Embodiment
A kind of subsurface environment situation wireless supervisory control system self-organizing network nodes as shown in Figure 1, comprise CPU micro treatment module 1, A/D modular converter 2 that joins with CPU micro treatment module 1 input and the transducer 3 that joins with A/D modular converter 2, and the ZigBee wireless communication module 4 that joins with CPU micro treatment module 1 output, also comprise to CPU micro treatment module 1, A/D modular converter 2, the supply module 5 of transducer 3 and 4 power supplies of ZigBee wireless communication module, described supply module 5 and CPU micro treatment module 1, A/D modular converter 2, transducer 3 and ZigBee wireless communication module 4 all join.
The utility model also comprises the data memory module 6 that joins with CPU micro treatment module 1.
Described CPU micro treatment module 1 is the MSP430 processor.
Described supply module 5 is the CR2354 lithium battery.
In the utility model, the quantity of transducer 3 can be for a plurality of, and a plurality of highly sensitive transducers evenly place the mine of circulation of air, also can the mining personnel carry, transducer 3 links to each other with A/D modular converter 2 through cable, A/D modular converter 2 is connected with CPU micro treatment module 1 again, CPU micro treatment module 1 deposits data in data memory module 6 earlier, and then access and carry out certain processing, be transferred to node by the ZigBee wireless communication module at last, node is being transferred to end host.
Wherein, CPU micro treatment module 1 is the wireless sensor node core, and it is responsible for controlling the operation of whole sensor node, the data that collection and processing itself are gathered, judge when send data, and receive the data that other node is sent, judge the action of actuator simultaneously.In addition, energy calculates, data are integrated and data dumper etc. all finished under the support of this module.When reality was used, CPU micro treatment module 1 was selected the MSP430 processor of TI company super low-power consumption for use, and this processor is special in Embedded Application designs, and adopted 16 RISC to examine, and clock frequency 4MHz is applicable to the instruction set of dissimilar ancillary equipment.It has a plurality of 12 moulds/number changes RAM on device and the variable sheet, telotism, integrated level height, and according to the model of the big or small optional majority kind pin compatibility of memory capacity.
In the practical communication, sensor node not only needs transmitter but also need receiver, and transceiver is by above-mentioned two kinds of single entities that equipment is combined into.Owing on wireless channel, can not send simultaneously and receive, adopt the half-duplex operation mode in the design.Communication equipment adopts the CC1000 chip.The CC1000 chip is operated in the 300-1000MHz frequency band based on the Smart RF technology of Chipcon company, has the 250Hz step-length and can edit frequency.Radio-frequency transmissions that the CC1000 chip is integrated, radio frequency receive, multiple functions such as PLL is synthetic, FSK modulation, and it can compensate the temperature drift of crystal oscillator simultaneously.
Factors such as integrated measurement accuracy, power consumption, size, reliability and cost have been selected the oxygen electrochemical sensor for use in the design.In order to adapt to the little characteristics of sensor bulk, the CR2354 lithium battery is adopted in design.CR2354 nominal operation output voltage 3V, capacity 350mAh.In the normal temperature environment, keep operating voltage 2V-3V, sustainable power supply is more than 2 months.
Sense terminals is installed in the scene of detection, main data by gas and oxygen content in the various sensor acquisition mine laneways, and the data of analysis, storage of collected, sense terminals is sent to monitoring center by the passage of ZigBee network as transfer of data with the data of gathering.Sense terminals comprises two parts: the one, and tunnel oxygen concentration and data acquisition module are responsible for data are gathered; The 2nd, the ZigBee wireless communication module, this module is set up communication link, realizes the wireless transmission of data.
Data acquisition and the transmission between microprocessor and each transducer mainly finished in the effect of monitoring terminal, and the data that collect are sent to monitoring center's (host computer) with certain form, when oxygen is lower than given threshold value in finding environment, red light lights, warning reminding miner is the oxygen deficiency herein, gas overpressure timestamp amber light lights and points out herein that gas exceeds standard in finding environment, and gives control total platform message transmission.
During use, this covering device is installed in the mine, after this device enters operating state, can detects and analyze oxygen content in the surrounding air and gas bearing capacity situation, oxygen deficiency or gas overpressure timestamp in finding mine, in time warning reminding mine keeper is in time ventilated.
In sum, the utility model is by utilizing the up-to-date ZigBee technology of wireless transmission, be used for oxygen concentration and gas concentration sensor that mine personnel carried or be fixed in mine laneway, oxygen concentration in the environment and gas value are transferred in the oxygen concentration and gas density control system of face end, thereby realize the real-time monitoring of subsurface environment, and then guaranteed the life security of underground operators.
The above; it only is preferred embodiment of the present utility model; be not that the utility model is imposed any restrictions; everyly any simple modification that above embodiment did, change and equivalent structure are changed, all still belong in the protection range of technical solutions of the utility model according to the utility model technical spirit.
Claims (4)
1. subsurface environment situation wireless supervisory control system self-organizing network nodes, it is characterized in that: comprise CPU micro treatment module (1), A/D modular converter (2) that joins with CPU micro treatment module (1) input and the transducer (3) that joins with A/D modular converter (2), and the ZigBee wireless communication module (4) that joins with CPU micro treatment module (1) output, also comprise to CPU micro treatment module (1), A/D modular converter (2), the supply module (5) of transducer (3) and ZigBee wireless communication module (4) power supply, described supply module (5) and CPU micro treatment module (1), A/D modular converter (2), transducer (3) and ZigBee wireless communication module (4) all join.
2. according to the described a kind of subsurface environment situation wireless supervisory control system self-organizing network nodes of claim 1, it is characterized in that: also comprise the data memory module (6) that joins with CPU micro treatment module (1).
3. according to the described a kind of subsurface environment situation wireless supervisory control system self-organizing network nodes of claim 1, it is characterized in that: described CPU micro treatment module (1) is the MSP430 processor.
4. according to the described a kind of subsurface environment situation wireless supervisory control system self-organizing network nodes of claim 1, it is characterized in that: described supply module (5) is the CR2354 lithium battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020668965 CN201937835U (en) | 2010-12-18 | 2010-12-18 | Ad hoc network node for underground environment condition wireless monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020668965 CN201937835U (en) | 2010-12-18 | 2010-12-18 | Ad hoc network node for underground environment condition wireless monitoring system |
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| CN201937835U true CN201937835U (en) | 2011-08-17 |
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| CN 201020668965 Expired - Fee Related CN201937835U (en) | 2010-12-18 | 2010-12-18 | Ad hoc network node for underground environment condition wireless monitoring system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103291360A (en) * | 2013-05-13 | 2013-09-11 | 安徽工程大学 | Mine monitoring system based on mixed sensing network |
| CN103343701A (en) * | 2013-07-23 | 2013-10-09 | 北京圣博亚科技有限公司 | Underground environment monitoring prewarning system and intelligent sensor thereof |
| CN104155962A (en) * | 2014-08-28 | 2014-11-19 | 蒋和平 | Underground coal mine environment information monitoring system based on Internet of Things |
| CN108005721A (en) * | 2017-11-15 | 2018-05-08 | 佛山杰致信息科技有限公司 | A kind of ore deposit fire damp wireless monitor network |
| CN109209499A (en) * | 2018-07-06 | 2019-01-15 | 黑龙江工业学院 | Coal Mine Safety Monitoring System and monitoring method under wireless self-networking based on fiber Bragg grating sensor |
-
2010
- 2010-12-18 CN CN 201020668965 patent/CN201937835U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103291360A (en) * | 2013-05-13 | 2013-09-11 | 安徽工程大学 | Mine monitoring system based on mixed sensing network |
| CN103343701A (en) * | 2013-07-23 | 2013-10-09 | 北京圣博亚科技有限公司 | Underground environment monitoring prewarning system and intelligent sensor thereof |
| CN104155962A (en) * | 2014-08-28 | 2014-11-19 | 蒋和平 | Underground coal mine environment information monitoring system based on Internet of Things |
| CN108005721A (en) * | 2017-11-15 | 2018-05-08 | 佛山杰致信息科技有限公司 | A kind of ore deposit fire damp wireless monitor network |
| CN109209499A (en) * | 2018-07-06 | 2019-01-15 | 黑龙江工业学院 | Coal Mine Safety Monitoring System and monitoring method under wireless self-networking based on fiber Bragg grating sensor |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110817 Termination date: 20111218 |