CN202018448U - Multi-point online monitoring system for combustible gas based on wireless sensor network - Google Patents
Multi-point online monitoring system for combustible gas based on wireless sensor network Download PDFInfo
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- CN202018448U CN202018448U CN2010206619065U CN201020661906U CN202018448U CN 202018448 U CN202018448 U CN 202018448U CN 2010206619065 U CN2010206619065 U CN 2010206619065U CN 201020661906 U CN201020661906 U CN 201020661906U CN 202018448 U CN202018448 U CN 202018448U
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Abstract
The utility model discloses a multi-point online monitoring system for combustible gas based on a wireless sensor network, which comprises combustible gas monitors, a monitoring control center and the wireless sensor network. The wireless sensor network is used for realizing bidirectional data transmission between each combustible gas monitor and the monitoring control center, each combustible gas monitor comprises a processor and a power source, an input end of each processor is connected with a signal processing module and a touch screen, an input end of each signal processing module is connected with a catalytic combustion type combustible gas sensor, an output end of each processor is connected with an audible and visual alarm module and a liquid crystal display screen, each signal processing module consists of a signal amplifying module, a filter circuit and an A/D (analog/digital) conversion circuit, the monitoring control center is a computer, and the wireless sensor network consists of a Zigbee coordinator module and one or a plurality of Zigbee node modules. The multi-point monitoring system is simple in structure, reasonable in design, high in interference resistance, reliability and intelligence degree, fine in service effect and convenient to be popularized and utilized, has multiple nodes and realizes visual display and convenient observation.
Description
Technical field
The utility model belongs to the inflammable gas monitoring technical field, especially relates to a kind of inflammable gas multiple spot on-line monitoring system based on wireless sensor network.
Background technology
In recent years, national gas industry development is swift and violent, and combustion gas such as liquefied gas, rock gas, coal gas are used widely in industry and commerce as clean energy resource.As a kind of novel energy, its popularize and application have been brought into play enormous function to improving the The Surroundings in Cities quality undoubtedly.But along with its widespread use, these gas improper use or leakages, health, explosive will be harmful to health, accident risks is many, can not in time find and handle during as gas leakage, can give society and the harm of bringing on a disaster property of resident, this has increased the dangerous and labile factor in city to a certain extent.At industries such as the oil of widespread use combustion gas, chemical industry, coal, metallurgy, combustion gas, coking, any production, savings, the inflammable and explosive place of use, just be badly in need of a kind of monitor and alarm system that can be round-the-clock, multi-faceted, to guarantee the safety of the person, production and property.
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 inflammable gas multiple spot on-line monitoring system based on wireless sensor network is provided, it is simple in structure, and is reasonable in design, centralized control, the node of being with many, strong interference immunity, reliability height, intuitive display, observation convenience, intelligent degree height, result of use is good, is convenient to promote the use of.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of inflammable gas multiple spot on-line monitoring system based on wireless sensor network, it is characterized in that: comprise inflammable gas monitor, Monitoring and Controlling center and be used for realizing inflammable gas monitor and the Monitoring and Controlling wireless sensor network of data double-way transmission in the heart, described inflammable gas monitor is one or more; Described inflammable gas monitor comprises processor and power supply, the input termination signal condition module of described processor and to the combustable gas concentration touch-screen that alarm threshold value is provided with that exceeds standard, the catalytic combustion type combustible gas sensor that the input termination of described signal condition module detects combustable gas concentration, the output termination sound and light alarm module and the LCDs of described processor, described processor is exceed standard an alarm threshold value signal and handle the single-chip microcomputer of output control signal corresponding in back to sound and light alarm module and LCDs by analysis of combustable gas concentration that gas concentration signal after received signal conditioning module is nursed one's health and touch-screen are imported, described signal condition module is by the signal amplification module that joins successively, filtering circuit and A/D change-over circuit constitute, described A/D change-over circuit is integrated in the processor, and described touch-screen is attached on the LCDs; Described Monitoring and Controlling center is a computing machine that inflammable gas multiple spot on-line monitoring software is housed in advance and can monitors the work of one or more inflammable gas monitors in real time; Described wireless sensor network is made of Zigbee coordinator module of joining by USB interface and computing machine and Zigbee node module one or more and that the inflammable gas monitor joins.
The above-mentioned inflammable gas multiple spot on-line monitoring system based on wireless sensor network, it is characterized in that: described single-chip microcomputer is chip MSP430F169.
The above-mentioned inflammable gas multiple spot on-line monitoring system based on wireless sensor network is characterized in that: described power supply constitutes by the output voltage lithium battery that is 6V with voltage conversion circuit that the lithium battery output terminal joins.
The above-mentioned inflammable gas multiple spot on-line monitoring system based on wireless sensor network is characterized in that: the catalytic combustion type combustible gas sensor TGS6812 that described catalytic combustion type combustible gas sensor is the FIGARO brand.
The above-mentioned inflammable gas multiple spot on-line monitoring system based on wireless sensor network, it is characterized in that: Zigbee coordinator module and Zigbee node module constitute by chip CC2450.
The utility model compared with prior art has the following advantages:
1, simple in structure, reasonable in design: the utility model by inflammable gas monitor, Monitoring and Controlling center and be used for realizing inflammable gas monitor and Monitoring and Controlling in the heart the wireless sensor network of data double-way transmission constitute, simple in structure and reasonable in design.
2, centralized control, the node of being with many: centralized control can be monitored in the utility model Monitoring and Controlling center to a plurality of inflammable gas monitors, control is convenient, adopts communication, need not wiring, and adopt the Zigbee communication, the node of being with many.
3, strong interference immunity, reliability height: the utility model design has realized the signal condition module, has improved the interference free performance of system, the reliability height.
4, intuitive display, observation are conveniently: the utility model adopts LCDs to show the combustable gas concentration signal, intuitive display, and it is convenient to observe.
5, result of use is good, be convenient to promote the use of: the utility model can be realized the monitoring, alarming round-the-clock, multi-faceted to inflammable gas, the industry such as oil, chemical industry, coal, metallurgy, combustion gas, coking that can be widely used in combustion gas, any production, savings, the inflammable and explosive place of use.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Description of drawings
Fig. 1 is a structured flowchart of the present utility model.
Description of reference numerals:
1-inflammable gas monitor; The 1-1-processor; The 1-2-power supply;
The 1-21-lithium battery; The 1-22-voltage conversion circuit; 1-3-signal condition module;
1-31-signal amplification module; The 1-32-filtering circuit; The 1-33-A/D change-over circuit;
The 1-4-touch-screen; 1-6-sound and light alarm module that the 1-5-catalytic combustion type is flammable;
Gas sensor;
The 1-7-LCDs; The 2-wireless sensor network; 2-1-Zigbee telegon mould
Piece;
The 2-2-Zigbee node module; 3-Monitoring and Controlling center.
Embodiment
As shown in Figure 1, the utility model comprises inflammable gas monitor 1, Monitoring and Controlling center 3 and is used to realize inflammable gas monitor 1 and the wireless sensor network 2 of 3 the data double-way transmission in Monitoring and Controlling center that described inflammable gas monitor 1 is one or more; Described inflammable gas monitor 1 comprises processor 1-1 and power supply 1-2, the input termination signal condition module 1-3 of described processor 1-1 and to the combustable gas concentration touch-screen 1-4 that alarm threshold value is provided with that exceeds standard, the catalytic combustion type combustible gas sensor 1-5 that the input termination of described signal condition module 1-3 detects combustable gas concentration, output termination sound and light alarm module 1-6 and the LCDs 1-7 of described processor 1-1, described processor 1-1 is exceed standard an alarm threshold value signal and handle the single-chip microcomputer of output control signal corresponding in back to sound and light alarm module 1-6 and LCDs 1-7 by analysis of combustable gas concentration that gas concentration signal after received signal conditioning module 1-3 nurses one's health and touch-screen 1-4 are imported, described signal condition module 1-3 is by the signal amplification module 1-31 that joins successively, filtering circuit 1-32 and A/D change-over circuit 1-33 constitute, described A/D change-over circuit 1-33 is integrated among the processor 1-1, and described touch-screen 1-4 is attached on the LCDs 1-7; Described Monitoring and Controlling center 3 is a computing machine that inflammable gas multiple spot on-line monitoring software is housed in advance and can monitors the work of one or more inflammable gas monitors 1 in real time; Described wireless sensor network 2 is made of Zigbee coordinator module 2-1 that joins by USB interface and computing machine and Zigbee node module 2-2 one or more and that inflammable gas monitor 1 joins.
As shown in Figure 1, in the present embodiment, described single-chip microcomputer is chip MSP430F169.Described power supply 1-2 constitutes by the output voltage lithium battery 1-21 that is 6V with voltage conversion circuit 1-22 that lithium battery 1-21 output terminal joins.The catalytic combustion type combustible gas sensor TGS6812 that described catalytic combustion type combustible gas sensor 1-5 is the FIGARO brand, this sensor has high precision, good stable, response fast, characteristics such as linear output; And except that hydrogen, also can detect methane and compressed petroleum gas etc., this makes it become the ideal product that gas leakage detects.Zigbee coordinator module 2-1 and Zigbee node module 2-2 constitute by chip CC2450.
The principle of work of the present utility model and the course of work are: inflammable gas monitor 1 is laid in the place that need monitor inflammable gas, by touch-screen 1-4 to the combustable gas concentration alarm threshold value setting that exceeds standard, alarm threshold value will be stored among the processor 1-1, catalytic combustion type combustible gas sensor 1-5 detects on-the-spot combustable gas concentration, and detected signal is exported to signal condition module 1-3 amplify, export to processor 1-1 after the processing of filtering and A/D conversion, gas concentration signal after processor 1-1 received signal conditioning module 1-3 nurses one's health and be stored in wherein the combustable gas concentration alarm threshold value that exceeds standard and compare, if gas concentration signal has surpassed alarm threshold value, give sound and light alarm module 1-6 with regard to the output alarm control signal, sound and light alarm module 1-6 sends alerting signal warning staff, and LCDs 1-7 goes up the combustable gas concentration signal that shows the monitoring point in real time.Simultaneously, the alerting signal of this monitoring point and gas concentration signal will upload to Monitoring and Controlling center 3 by wireless sensor network 2, so that the corresponding measure rescue is write down and taked at the Monitoring and Controlling center.
In sum, the utility model can be realized the monitoring, alarming round-the-clock, multi-faceted to inflammable gas, can be widely used in the industry such as oil, chemical industry, coal, metallurgy, combustion gas, coking of combustion gas, any production, savings, the inflammable and explosive place of use.
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 domain of technical solutions of the utility model according to the utility model technical spirit.
Claims (5)
1. inflammable gas multiple spot on-line monitoring system based on wireless sensor network, it is characterized in that: comprise inflammable gas monitor (1), Monitoring and Controlling center (3) and be used to realize the wireless sensor network (2) that data double-way transmits between inflammable gas monitor (1) and Monitoring and Controlling center (3), described inflammable gas monitor (1) is one or more; Described inflammable gas monitor (1) comprises processor (1-1) and power supply (1-2), the input termination signal condition module (1-3) of described processor (1-1) and to the combustable gas concentration touch-screen (1-4) that alarm threshold value is provided with that exceeds standard, the catalytic combustion type combustible gas sensor (1-5) that the input termination of described signal condition module (1-3) detects combustable gas concentration, the output termination sound and light alarm module (1-6) of described processor (1-1) and LCDs (1-7), gas concentration signal and touch-screen (1-4) combustable gas concentration imported the exceed standard alarm threshold value signal and by analysis handle back export control signal corresponding single-chip microcomputer to sound and light alarm module (1-6) and LCDs (1-7) of described processor (1-1) after by the conditioning of received signal conditioning module (1-3) institute, described signal condition module (1-3) is by the signal amplification module (1-31) that joins successively, filtering circuit (1-32) and A/D change-over circuit (1-33) constitute, described A/D change-over circuit (1-33) is integrated in the processor (1-1), and described touch-screen (1-4) is attached on the LCDs (1-7); Described Monitoring and Controlling center (3) is a computing machine of in real time work of one or more inflammable gas monitors (1) being monitored; Described wireless sensor network (2) is made of Zigbee coordinator module (2-1) of joining by USB interface and computing machine and Zigbee node module (2-2) one or more and that inflammable gas monitor (1) joins.
2. according to the described inflammable gas multiple spot on-line monitoring system based on wireless sensor network of claim 1, it is characterized in that: described single-chip microcomputer is chip MSP430F169.
3. according to the described inflammable gas multiple spot on-line monitoring system of claim 1, it is characterized in that: lithium battery (1-21) that described power supply (1-2) is 6V by an output voltage and voltage conversion circuit (1-22) formation of joining with lithium battery (1-21) output terminal based on wireless sensor network.
4. according to the described inflammable gas multiple spot on-line monitoring system based on wireless sensor network of claim 1, it is characterized in that: described catalytic combustion type combustible gas sensor (1-5) is the catalytic combustion type combustible gas sensor TGS6812 of FIGARO brand.
5. according to the described inflammable gas multiple spot on-line monitoring system based on wireless sensor network of claim 1, it is characterized in that: Zigbee coordinator module (2-1) and Zigbee node module (2-2) constitute by chip CC2450.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206619065U CN202018448U (en) | 2010-12-15 | 2010-12-15 | Multi-point online monitoring system for combustible gas based on wireless sensor network |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206619065U CN202018448U (en) | 2010-12-15 | 2010-12-15 | Multi-point online monitoring system for combustible gas based on wireless sensor network |
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| CN202018448U true CN202018448U (en) | 2011-10-26 |
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| CN2010206619065U Expired - Lifetime CN202018448U (en) | 2010-12-15 | 2010-12-15 | Multi-point online monitoring system for combustible gas based on wireless sensor network |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102722963A (en) * | 2011-12-21 | 2012-10-10 | 北京时代凌宇科技有限公司 | System, apparatus and method for carrying out monitoring alarm on carbon monoxide gas |
| CN103674881A (en) * | 2013-12-03 | 2014-03-26 | 江苏物联网研究发展中心 | Gas monitoring system based on new energy super-capacitor energy storage |
| CN103969401A (en) * | 2014-04-25 | 2014-08-06 | 华南理工大学 | Networked intelligent CO sensor |
| CN105139587A (en) * | 2015-07-23 | 2015-12-09 | 江南大学 | Gas detection alarm device having information fusion and remote short message function |
| CN107490534A (en) * | 2017-05-09 | 2017-12-19 | 安徽环美智能科技有限公司 | A kind of outdoor environment monitoring system based on wireless sensor network |
| DE202021101695U1 (en) | 2021-03-30 | 2021-05-31 | Burprovent Gmbh | Monitoring unit, in particular gas monitoring unit, monitoring module containing the monitoring unit, and garage containing the monitoring unit or the monitoring module |
-
2010
- 2010-12-15 CN CN2010206619065U patent/CN202018448U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102722963A (en) * | 2011-12-21 | 2012-10-10 | 北京时代凌宇科技有限公司 | System, apparatus and method for carrying out monitoring alarm on carbon monoxide gas |
| CN103674881A (en) * | 2013-12-03 | 2014-03-26 | 江苏物联网研究发展中心 | Gas monitoring system based on new energy super-capacitor energy storage |
| CN103674881B (en) * | 2013-12-03 | 2016-08-17 | 江苏物联网研究发展中心 | Gas monitoring system based on new forms of energy super capacitor energy-storage |
| CN103969401A (en) * | 2014-04-25 | 2014-08-06 | 华南理工大学 | Networked intelligent CO sensor |
| CN103969401B (en) * | 2014-04-25 | 2015-08-26 | 华南理工大学 | A kind of network-enabled intelligent CO sensor |
| CN105139587A (en) * | 2015-07-23 | 2015-12-09 | 江南大学 | Gas detection alarm device having information fusion and remote short message function |
| CN107490534A (en) * | 2017-05-09 | 2017-12-19 | 安徽环美智能科技有限公司 | A kind of outdoor environment monitoring system based on wireless sensor network |
| DE202021101695U1 (en) | 2021-03-30 | 2021-05-31 | Burprovent Gmbh | Monitoring unit, in particular gas monitoring unit, monitoring module containing the monitoring unit, and garage containing the monitoring unit or the monitoring module |
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| C14 | Grant of patent or utility model | ||
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| CX01 | Expiry of patent term |
Granted publication date: 20111026 |
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| CX01 | Expiry of patent term |