CN112419677A - Combustible gas detection alarm system - Google Patents
Combustible gas detection alarm system Download PDFInfo
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- CN112419677A CN112419677A CN202011086626.0A CN202011086626A CN112419677A CN 112419677 A CN112419677 A CN 112419677A CN 202011086626 A CN202011086626 A CN 202011086626A CN 112419677 A CN112419677 A CN 112419677A
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- alarm
- gas detection
- gas
- server
- combustible gas
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/12—Alarms for ensuring the safety of persons responsive to undesired emission of substances, e.g. pollution alarms
- G08B21/16—Combustible gas alarms
Abstract
The invention discloses a combustible gas detection alarm system, which comprises a server, an alarm, a single chip microcomputer, a first wireless communication module and a combustible gas detection device, wherein the server is connected with the alarm; the combustible gas detection device comprises a shell and a plurality of gas detection sensors, wherein the shell is arranged along the axial direction of a gas pipeline, the gas detection sensors are arranged in the shell, a plurality of air suction openings are formed in one side, which is attached to the gas pipeline, of the shell, and the gas detection sensors correspond to the air suction openings in position; the gas detection sensor and the alarm are connected with the single chip microcomputer, and the single chip microcomputer is connected with the server through the first wireless communication module; the combustible gas detection device is arranged on the gas pipeline, so that the gas leakage position can be quickly, efficiently and accurately positioned, the alarm prompt can be sent out earlier, more reaction time is provided for people, and accidents are avoided.
Description
Technical Field
The invention relates to the technical field of gas detection, in particular to a combustible gas detection alarm system.
Background
With the gradual development of the supply and the use of the gas energy in China, the gas energy supply device brings convenience and rapidness to the life of people. Nowadays, most buildings in each major city are also paved with gas pipelines, and gas becomes one of essential energy sources in daily life and operation of people gradually. However, the gas brings convenience and rapidness to the life of people, and meanwhile, certain potential safety hazards exist, due to the characteristics of flammability and explosiveness, once leakage occurs, the gas leakage is very dangerous, and particularly, in a relatively closed gas using environment, fire, explosion, suffocation and other serious accidents occur due to untimely discovery and measures.
However, the existing gas alarm system mainly detects gas leakage through a gas detector, namely, only existing and obvious potential safety hazards can be detected, namely, when gas is leaked in a large amount, the hidden dangers such as micro gas leakage and pressure value change of a gas pipeline cannot be monitored and eliminated, the large potential safety hazards still exist, the monitoring method is single, the structure is simple, and once monitoring equipment breaks down, safety accidents are easy to happen.
Disclosure of Invention
The invention aims to provide a combustible gas detection alarm system aiming at the defects of the prior art.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
the combustible gas detection device is characterized by comprising a server, an alarm, a single chip microcomputer, a first wireless communication module and a combustible gas detection device; the combustible gas detection device comprises a shell arranged along the axial direction of a gas pipeline and a plurality of gas detection sensors arranged in the shell, wherein two ends of the shell are closed, one side of the shell, which is attached to the gas pipeline, is provided with a plurality of air suction openings, and the gas detection sensors correspond to the air suction openings in position; the gas detection sensor and the alarm are connected with the single chip microcomputer, and the single chip microcomputer is connected with the server through the first wireless communication module;
the combustible gas detection device is used for detecting the gas concentration near a gas pipeline, the single chip microcomputer transmits a gas concentration value signal to the server through the first wireless communication module, and when the gas concentration exceeds a set value of the server, the server starts the alarm to send an alarm signal.
Furthermore, the air suction opening corresponds to the joint part on the gas pipeline.
Further, the casing is enclosed by outer panel and interior plate and forms, the interior plate be the arc curved surface and with the laminating mutually of gas pipeline.
Furthermore, the outer side plate is provided with a connecting pipe and is connected with an air pump through the connecting pipe, and the server is connected with the air pump in a control mode.
Furthermore, a connecting piece for fixing on a gas pipeline is arranged on the inner side plate.
Further, still including set up in manometer and solenoid valve on the gas pipeline, the manometer with the singlechip is connected, and the singlechip is with gas pressure value signal transmission to server, and when the gas pressure value exceeded the setting value of server, the server starts the alarm and sends alarm signal to close through relay module the solenoid valve.
The server is in control connection with the air exhaust system, and when the alarm sends an alarm signal, the server starts the air exhaust system.
Further, the exhaust system is a range hood or an exhaust fan.
Furthermore, the alarm adopts an audible and visual alarm.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:
the combustible gas detection device is arranged on the gas pipeline, so that the gas leakage position can be quickly, efficiently and accurately positioned, an alarm prompt can be sent out earlier, more reaction time is provided for people, and accidents are avoided;
the pressure gauge is arranged on the gas pipeline, the pressure value of the gas pipeline is monitored through the pressure gauge, when the pressure value of the gas exceeds the set value of the server, the server transmits a signal to the relay, and the electromagnetic valve is automatically closed through the relay;
the gas leakage monitoring system is also provided with a mobile terminal, the mobile terminal can record and store a gas concentration value and a gas pressure value, judge whether the gas leakage problem is weak or not according to historical data, accurately position and eliminate potential safety hazards; the invention realizes double insurance and eliminates potential safety hazard by monitoring the combustible gas detection device and the pressure gauge together.
Drawings
FIG. 1 is a block diagram of the present invention;
FIG. 2 is a schematic view of the structure of the combustible gas detection device of the present invention.
In the figure: 1. a housing; 11. an outer panel; 12. an inner side plate; 2. a gas detection sensor; 3. an air suction opening; 4. a connecting member; 5. an air extractor.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
As shown in fig. 1-2, a specific embodiment of the combustible gas detection alarm system of the present invention includes a server, an alarm, a single chip, a first wireless communication module and a combustible gas detection device; the combustible gas detection device comprises a shell 1 arranged along the axial direction of a gas pipeline and a plurality of gas detection sensors 2 arranged in the shell 1, wherein the gas detection sensors 2 are sequentially numbered according to a position sequence, the shell 1 can be laid above, below, inside and outside the gas pipeline in parallel with the gas pipeline, the occupied space is reduced, the installation is convenient, two ends of the shell are closed, one side of the shell, which is attached to the gas pipeline, is provided with a plurality of air suction ports 3, and the gas detection sensors 2 correspond to the air suction ports 3 in position; the gas detection sensor 2 and the alarm are connected with the single chip microcomputer, and the single chip microcomputer is connected with the server through the first wireless communication module;
the combustible gas detection device is used for detecting the gas concentration near a gas pipeline, the single chip microcomputer transmits a plurality of gas concentration value signals to the server through the first wireless communication module, and when the gas concentration exceeds a set value of the server, the server starts the alarm to send out an alarm signal.
Further, still include mobile terminal, mobile terminal can be cell-phone or PC end, mobile terminal with the server passes through second wireless communication module and connects, the server sends the alarm information that a plurality of gas concentration values that gas detection sensor detected and alarm produced to mobile terminal, mobile terminal has storage module, can inquire the detected value of a plurality of gas detection sensors on mobile terminal, and the position is revealed in accurate judgement gas to and information is revealed in past gas and reveals the number of times, in time inspects relevant gas pipeline of maintenance or gas apparatus, eliminates the potential safety hazard.
Furthermore, the air suction opening 3 corresponds to a joint part on the gas pipeline, and the joint part comprises a joint of the pipeline and the pipeline, a joint part of the pipeline and a valve, a gas meter, a pressure meter and the like which are easy to cause gas leakage.
Further, the casing is enclosed by outer panel 11 and interior plate 12 and forms, interior plate 12 is the arc curved surface and with the laminating mutually of gas pipeline. The inner side plate 12 is provided with a connecting piece 4 for fixing on a gas pipeline. The connecting piece 4 can be a connecting rope, a connecting buckle or a magic tape and the like, and the shell 1 can be fixed on the gas pipeline.
Further, be provided with the connecting pipe on the outer panel 12 to be connected with air extractor 5 through the connecting pipe, server control connection the air extractor, the steerable air extractor 5 of server regularly starts the near air of extraction gas pipeline to detect the gas concentration in the air through the gas detection sensor of inlet scoop 3 department, the exhaust end of air extractor 5 communicates outdoors.
Further, still including set up in manometer and solenoid valve on the gas pipeline, the manometer with the singlechip is connected, and the singlechip is with gas pressure value signal transmission to server, and when the gas pressure value exceeded the setting value of server, the server starts the alarm and sends alarm signal to close through the relay module the solenoid valve, the relay module is connected with the singlechip. When pressure in the gas pipeline is too big, can influence the temperature, the flow etc. of gas in the whole pipeline, also can influence the safe operation of whole production line, through manometer real-time supervision gas pipeline pressure, in time close the solenoid valve, prevented the emergence of accident.
Further, the server sends the gas pressure value information to the mobile terminal, the mobile terminal issues an operation command to the server through the second wireless communication module, and the server opens or closes the electromagnetic valve through the relay module to achieve remote control. When the pressure value of the gas pipeline is too large, the server can automatically control the electromagnetic valve to be closed, and after potential safety hazards are eliminated, the electromagnetic valve can be opened manually or through the mobile terminal; if the gas pressure value is too low, the use of gas application equipment can be influenced, the monitoring records of the gas pipeline pressure value can be inquired on the mobile terminal, and the problem is solved by timely contacting with a gas company.
The server is in control connection with the air exhaust system, and when the alarm sends an alarm signal, the server starts the air exhaust system. The exhaust system is a range hood or an exhaust fan, indoor gas is rapidly exhausted, the indoor gas concentration is reduced, and potential safety hazards are eliminated.
Furthermore, the alarm adopts an audible and visual alarm.
Further, the first wireless communication module and the second wireless communication module are GPRS communication modules and/or NB-IoT communication modules.
Further, the single-chip microcomputer adopts a 51-series single-chip microcomputer STC15W 204S; the gas detection sensor adopts an MQ-5 gas sensor module; the relay module adopts an SRD-05VDC-SL-C model; the electromagnetic valve is an NZ-586 linkage gas electromagnetic valve.
The working principle of the invention is as follows:
the gas detection sensor monitors the gas concentration in the air near the gas pipeline in real time, the gas concentration is transmitted to the server through the single chip microcomputer and the first wireless communication module, when the server obtains that the current gas concentration exceeds the standard according to the uploaded gas concentration data, the server transmits a signal to the alarm, the alarm gives an alarm, and personnel are prompted to eliminate potential safety hazards in time;
the user can judge whether the current gas concentration has a gradually rising trend or not or whether the problem of weak gas leakage exists or not through historical gas concentration data stored in the mobile terminal, accurately judges the gas leakage position according to the gas concentration values detected by the plurality of gas detection sensors, and quickly eliminates potential safety hazards;
the system monitors the pressure value of the gas pipeline in real time by using a pressure gauge, transmits the gas pressure value to the server, and when the server obtains that the current gas pipeline pressure exceeds the standard according to the uploaded gas pipeline pressure value data, the server transmits a signal to the alarm, the alarm prompts the alarm, and the relay module disconnects the electromagnetic valve to cut off the gas input;
the invention realizes double insurance and eliminates potential safety hazard by monitoring the combustible gas detection device and the pressure gauge together.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (9)
1. A combustible gas detection alarm system is characterized by comprising a server, an alarm, a single chip microcomputer, a first wireless communication module and a combustible gas detection device; the combustible gas detection device comprises a shell arranged along the axial direction of a gas pipeline and a plurality of gas detection sensors arranged in the shell, wherein two ends of the shell are closed, one side of the shell, which is attached to the gas pipeline, is provided with a plurality of air suction openings, and the gas detection sensors correspond to the air suction openings in position; the gas detection sensor and the alarm are connected with the single chip microcomputer, and the single chip microcomputer is connected with the server through the first wireless communication module;
the combustible gas detection device is used for detecting the gas concentration near a gas pipeline, the single chip microcomputer transmits a gas concentration value signal to the server through the first wireless communication module, and when the gas concentration exceeds a set value of the server, the server starts the alarm to send an alarm signal.
2. The combustible gas detection alarm system according to claim 1, wherein the air suction opening corresponds to a joint portion of the gas pipeline.
3. The combustible gas detection alarm system of claim 1, wherein the housing is defined by an outer side plate and an inner side plate, and the inner side plate is an arc-shaped curved surface and is attached to the gas pipeline.
4. The combustible gas detection alarm system according to claim 3, wherein the outer side plate is provided with a connecting pipe, and is connected with an air pump through the connecting pipe, and the server is in control connection with the air pump.
5. The combustible gas detection alarm system according to claim 3, wherein the inner side plate is provided with a connector for fixing on a gas pipeline.
6. The combustible gas detection alarm system according to claim 1, further comprising a pressure gauge and an electromagnetic valve arranged on the gas pipeline, wherein the pressure gauge is connected with the single chip microcomputer, the single chip microcomputer transmits a gas pressure value signal to the server, and when the gas pressure value exceeds a set value of the server, the server starts an alarm to send an alarm signal and closes the electromagnetic valve through the relay module.
7. The combustible gas detection alarm system according to claim 1, further comprising an exhaust system, wherein the server is in control connection with the exhaust system, and the server activates the exhaust system when the alarm sends an alarm signal.
8. The combustible gas detection alarm system of claim 7, wherein the exhaust system is a range hood or an exhaust fan.
9. The household gas alarm system as claimed in claim 1, wherein the alarm is an audible and visual alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011086626.0A CN112419677A (en) | 2020-10-12 | 2020-10-12 | Combustible gas detection alarm system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011086626.0A CN112419677A (en) | 2020-10-12 | 2020-10-12 | Combustible gas detection alarm system |
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| Publication Number | Publication Date |
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| CN112419677A true CN112419677A (en) | 2021-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011086626.0A Pending CN112419677A (en) | 2020-10-12 | 2020-10-12 | Combustible gas detection alarm system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113570831A (en) * | 2021-05-11 | 2021-10-29 | 嘉兴诺德罗普润滑科技有限公司 | Integrated wireless Bluetooth gas leakage alarm and safety linkage device |
| CN115376286A (en) * | 2021-10-14 | 2022-11-22 | 南京金昇能源科技股份有限公司 | High-precision gas leakage detection system |
Citations (5)
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| CN202230585U (en) * | 2011-09-27 | 2012-05-23 | 天津市浦海新技术有限公司 | Gas leakage alarm |
| CN104408895A (en) * | 2014-10-30 | 2015-03-11 | 合肥指南针电子科技有限责任公司 | Combustion gas leakage detection management system and method of intelligent cell |
| CN207052074U (en) * | 2017-07-04 | 2018-02-27 | 四川瑞云数码科技有限公司 | Gas leakage detects and warning device |
| CN210891057U (en) * | 2019-08-23 | 2020-06-30 | 深圳市前海三安盛科技有限公司 | Gas leakage on-line monitoring control system |
| AU2020101151A4 (en) * | 2020-06-26 | 2020-07-30 | Liaoning University Of Science And Technology | Internet of Things Gas Leak Detection Machine System |
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2020
- 2020-10-12 CN CN202011086626.0A patent/CN112419677A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202230585U (en) * | 2011-09-27 | 2012-05-23 | 天津市浦海新技术有限公司 | Gas leakage alarm |
| CN104408895A (en) * | 2014-10-30 | 2015-03-11 | 合肥指南针电子科技有限责任公司 | Combustion gas leakage detection management system and method of intelligent cell |
| CN207052074U (en) * | 2017-07-04 | 2018-02-27 | 四川瑞云数码科技有限公司 | Gas leakage detects and warning device |
| CN210891057U (en) * | 2019-08-23 | 2020-06-30 | 深圳市前海三安盛科技有限公司 | Gas leakage on-line monitoring control system |
| AU2020101151A4 (en) * | 2020-06-26 | 2020-07-30 | Liaoning University Of Science And Technology | Internet of Things Gas Leak Detection Machine System |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113570831A (en) * | 2021-05-11 | 2021-10-29 | 嘉兴诺德罗普润滑科技有限公司 | Integrated wireless Bluetooth gas leakage alarm and safety linkage device |
| CN115376286A (en) * | 2021-10-14 | 2022-11-22 | 南京金昇能源科技股份有限公司 | High-precision gas leakage detection system |
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Application publication date: 20210226 |