CN102184620A - Gas detection alarm and exhaust system - Google Patents
Gas detection alarm and exhaust system Download PDFInfo
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- CN102184620A CN102184620A CN 201110122136 CN201110122136A CN102184620A CN 102184620 A CN102184620 A CN 102184620A CN 201110122136 CN201110122136 CN 201110122136 CN 201110122136 A CN201110122136 A CN 201110122136A CN 102184620 A CN102184620 A CN 102184620A
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Abstract
The invention discloses a gas detection alarm and exhaust system, which comprises at least one gas detection sensor, at least one conversion circuit, at least one fan system, at least one audible and visual alarm, a wireless sensor network and a master station, wherein gas detection sensors, conversion circuits, fan systems and audible and visual alarms have the same quantity and are correspondingly arranged one to one; a data output end of each gas detection sensor is connected with an input end of each conversion circuit, and the detected gas concentration is transmitted to the conversion circuit; an output end of the conversion circuit is connected with the fan system and the audible and visual alarm respectively, and is used for comparing the received gas concentration from the gas detection sensor with a preset value and controlling the fan system and the audible and visual alarm according to a comparison result; and the master station is arranged in a management center, is connected with all the conversion circuits through the wireless sensor network and is used for receiving gas concentration data transmitted by the conversion circuits. The system can give an alarm and exhaust during gas leakage so as to reduce gas accidents.
Description
Technical field
The present invention relates to a kind of input, transmission and control system, be meant a kind of system that detects gas leak and report to the police and get rid of the danger especially.
Background technology
Coal gas is carbon monoxide, is a kind of colorless and odorless, the gas that is easy to burn, and it is the important energy source of commercial production and daily life.Along with rapid development of economy, the use of coal gas more and more widely, yet, there is leakage in various degree in coal gas in processes such as production, storage, conveying, the gas safety accident often takes place, when carbonomonoxide concentration reaches 0.05% in the air, the people is poisoned.Therefore, reducing gas concentration, guard against gas poisoning and the generation of fire failure, is all to seem most important for enterprise or family.
Because the coal gas colorless and odorless, people also can't discover when therefore taking place to leak, and for harm reduction, mostly use gas leak detector, near the gas concentration it can detect in real time, and when being higher than setting value, send alerting signal.The gas leak detector that uses has polytype at present, but when causing danger, no longer include other action after the alarm equipment alarm, when nobody hears alerting signal, because it is not smooth to ventilate, the coal gas that leaks can not in time be discharged, and causes the poisoning personnel can not obtain relief in time, causes casualties.
Based on above consideration, the inventor studies improvement at existing gas alarm device, and this case produces thus.
Summary of the invention
Technical matters to be solved by this invention, it is the potential safety hazard that exists at the present gas alarm device of describing in the aforementioned background art, a kind of coal gas detection alarm exhaust system is provided, and it can realize reporting to the police and air draft when gas leak simultaneously, reduces the generation of coal gas accident.
The present invention is for solving above technical matters, and the technical scheme that is adopted is:
A kind of coal gas detection alarm exhaust system comprises at least one coal gas detecting sensor, at least one translation circuit, at least one fan system, at least one audible-visual annunciator, radio sensing network and master control platform; The quantity of coal gas detecting sensor, translation circuit, fan system and audible-visual annunciator is identical, and is provided with correspondingly; The data output end of coal gas detecting sensor connects the input end of translation circuit, and the gas concentration that detects is sent into translation circuit; The output terminal of translation circuit connects fan system and audible-visual annunciator respectively, gas concentration and the preset value from the coal gas detecting sensor that receives compared, and according to comparative result control fan system and audible-visual annunciator; The master control platform is located at administrative center, is connected the gas concentration data that the receiving conversion circuit transmits with each translation circuit by radio sensing network.
Above-mentioned coal gas detecting sensor adopts AIG-1 point type combustible gas probe.
After adopting such scheme, the present invention when gas concentration is higher, not only sends sound and light alarm by the coal gas detecting sensor is combined with fan system, also can carry out air draft simultaneously, with the timely emptying of coal gas of leaking, reduces gas concentration, improves security; In addition, translation circuit also can be sent into the gas concentration data master control platform that has staff on duty in real time, thereby realizes Centralized Monitoring, when each node can't reduce gas concentration for some reason, the duty personnel can notify fire-fighting or take other measure, is convenient to timely management, reduces the generation of coal gas accident.
Description of drawings
Fig. 1 is an integrated stand composition of the present invention.
Embodiment
Below with reference to drawings and the specific embodiments, technical scheme of the present invention is elaborated.
As shown in Figure 1, the invention provides a kind of coal gas detection alarm exhaust system, comprise at least one coal gas detecting sensor 1, at least one translation circuit 2, at least one fan system 3, at least one audible-visual annunciator 4, radio sensing network 5 and master control platform 6, below put up with its annexation and be described.
Need to prove that at first present embodiment is to describe with the sub-district that is applied to carry out unified management, the present invention also can be applicable to the place that industrial enterprise etc. can manage as a whole certainly, does not exceed with present embodiment.
For neighbours living, whenever live the indoor coal gas detecting sensor 1 of all installing, adopt AIG-1 point type combustible gas probe in the present embodiment; The total amount of required coal gas detecting sensor 1 can be determined according to the resident family's number in the sub-district.
The quantity of translation circuit 2 is identical with the quantity of coal gas detecting sensor 1, and is installed in correspondingly in each resident family; At least one preset value that stores gas concentration in the described translation circuit 2 (is set to two preset values in the present embodiment, be respectively warning preset value and air draft preset value), its input end connects the data output end of coal gas detecting sensor 1, and current gas concentration and preset value compared, judge whether action according to comparative result; Translation circuit 2 also can be converted to electric signal with the data from coal gas detecting sensor 1 that receive, and transfers out.
The quantity of the fan system 3 also quantity with coal gas detecting sensor 1 is identical, and it is connected with translation circuit 2 in each resident family, and starts under the control of translation circuit 2 or close, and realizes air-exhausting function.
The quantity of the audible-visual annunciator 4 also quantity with coal gas detecting sensor 1 is identical, and it is connected with translation circuit 2 in each resident family, and starts under the control of translation circuit 2 or close, and realizes the warning of sound and light signal.
In the real work, when in certain man of resident family gas leak taking place, this space becomes the gas leak zone, and the coal gas detecting sensor 1 in this man of resident family detects the gas concentration of leakage gas, sends into translation circuit 2; Translation circuit 2 compares current concentration and preset value, if current concentration is higher than the warning preset value and is lower than the air draft preset value, then guide sound light crossing-signal 4 starts warning, remind the field staff to take care, and by radio sensing network 5 current concentration is sent into the certain translation circuit 2 of master control platform 6(and can in real time current concentration be sent into master control platform 6); Unmanned in man of resident family, or can't remove the dangerous condition because of other reason the time, gas concentration continues to raise, when reaching air draft preset value (as 0.05%), translation circuit 2 also can be controlled fan system 3 and begin action, with the timely emptying of coal gas of leaking when starting audible-visual annunciator 4; At this moment, translation circuit 2 also can be sent current gas concentration into master control platform 6, if fan system 3 can't start for some reason, then gas concentration can be more and more higher, this moment, the duty personnel at cell management center can find dangerous situation by master control platform 6, in man of corresponding resident family, remove the dangerous condition, prevent to reduce the generation of coal gas accident because of the unmanned too high all the time situation of gas concentration that causes in the family; And get rid of when dangerous situation, gas concentration is reduced to the warning preset value when following, and translation circuit 2 can cut out fan system 3 and audible-visual annunciator 4 automatically.
In sum, a kind of coal gas detection alarm of the present invention exhaust system focuses on coal gas is detected and automatic air draft combines, and not only can carry out the forecast of dangerous situation, can also carry out dangerous situation automatically and get rid of, and improves security; In addition, gas concentration information can in time send to the master control platform and carry out Centralized Monitoring, and timely management is convenient in the feasible timely emptying of coal gas of leaking, and reduces the generation of coal gas accident.
Above embodiment only for explanation technological thought of the present invention, can not limit protection scope of the present invention with this, every technological thought that proposes according to the present invention, and any change of being done on the technical scheme basis all falls within the protection domain of the present invention.
Claims (2)
1. a coal gas detection alarm exhaust system is characterized in that: comprise at least one coal gas detecting sensor, at least one translation circuit, at least one fan system, at least one audible-visual annunciator, radio sensing network and master control platform; The quantity of coal gas detecting sensor, translation circuit, fan system and audible-visual annunciator is identical, and is provided with correspondingly; The data output end of coal gas detecting sensor connects the input end of translation circuit, and the gas concentration that detects is sent into translation circuit; The output terminal of translation circuit connects fan system and audible-visual annunciator respectively, gas concentration and the preset value from the coal gas detecting sensor that receives compared, and according to comparative result control fan system and audible-visual annunciator; The master control platform is located at administrative center, is connected the gas concentration data that the receiving conversion circuit transmits with each translation circuit by radio sensing network.
2. a kind of coal gas detection alarm exhaust system as claimed in claim 1 is characterized in that: described coal gas detecting sensor adopts AIG-1 point type combustible gas probe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110122136 CN102184620A (en) | 2011-05-12 | 2011-05-12 | Gas detection alarm and exhaust system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110122136 CN102184620A (en) | 2011-05-12 | 2011-05-12 | Gas detection alarm and exhaust system |
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| Publication Number | Publication Date |
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| CN102184620A true CN102184620A (en) | 2011-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201110122136 Pending CN102184620A (en) | 2011-05-12 | 2011-05-12 | Gas detection alarm and exhaust system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104361720A (en) * | 2014-12-11 | 2015-02-18 | 哈尔滨东方报警设备开发有限公司 | Gas alarm control device with wireless hopping-transmission function |
| CN105301974A (en) * | 2015-11-02 | 2016-02-03 | 苏州美达瑞电子有限公司 | Household fuel gas intelligent monitoring method |
| CN106383475A (en) * | 2016-10-27 | 2017-02-08 | 江苏金米智能科技有限责任公司 | Community gas monitoring system based on wireless communication |
| CN106680427A (en) * | 2016-12-05 | 2017-05-17 | 浙江海洋大学 | Oil/gas leakage alarming/prewarning system design |
| CN110296326A (en) * | 2019-06-03 | 2019-10-01 | 北京讯腾智慧科技股份有限公司 | Fuel gas pipeline supervisory control for gas leak system |
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| CN201278197Y (en) * | 2008-09-11 | 2009-07-22 | 山东大学 | CO detecting, controlling and automatic alarming apparatus for home-use |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104361720A (en) * | 2014-12-11 | 2015-02-18 | 哈尔滨东方报警设备开发有限公司 | Gas alarm control device with wireless hopping-transmission function |
| CN105301974A (en) * | 2015-11-02 | 2016-02-03 | 苏州美达瑞电子有限公司 | Household fuel gas intelligent monitoring method |
| CN106383475A (en) * | 2016-10-27 | 2017-02-08 | 江苏金米智能科技有限责任公司 | Community gas monitoring system based on wireless communication |
| CN106680427A (en) * | 2016-12-05 | 2017-05-17 | 浙江海洋大学 | Oil/gas leakage alarming/prewarning system design |
| CN110296326A (en) * | 2019-06-03 | 2019-10-01 | 北京讯腾智慧科技股份有限公司 | Fuel gas pipeline supervisory control for gas leak system |
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Application publication date: 20110914 |