CN212986165U - Combustible gas reveals automatic cutout system - Google Patents
Combustible gas reveals automatic cutout system Download PDFInfo
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- CN212986165U CN212986165U CN202020900357.6U CN202020900357U CN212986165U CN 212986165 U CN212986165 U CN 212986165U CN 202020900357 U CN202020900357 U CN 202020900357U CN 212986165 U CN212986165 U CN 212986165U
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Abstract
The utility model provides an automatic cutout system is revealed to combustible gas, including revealing probe, controller, gas trip valve, alarm, DTU number pass module and server end, reveal probe, gas trip valve and DTU number pass module and be connected with the controller through the pencil respectively, reveal that the probe is connected with the alarm, the gas trip valve is connected with the combustor, DTU number pass module and server end are connected, the server end passes through the little letter end of internet access managers. The utility model discloses not only can automatic cutout air supply and give audible-visual alarm when combustible gas takes place to reveal, let danger obtain effectual control, the administrator is given in real time transmission to the abnormal data and the alarm information that detect moreover, lets the administrator can in time discover the problem, and the emergence of major accident has effectively been avoided to the investigation potential safety hazard.
Description
Technical Field
The utility model relates to a combustible gas reveals the field, specifically relates to a combustible gas reveals automatic cutout system.
Background
Along with the continuous improvement of the living standard of people in China, combustible gas is more and more widely used, and fuel gas becomes the main energy of the life of urban residents, so that the potential safety hazard is more and more. Original gas combustion engine all uses at the gas pipeline directly to ignite after directly linking, and the mode that the pipeline directly links can lead to the tempering or reveal, and the potential safety hazard that takes place the burning explosion is very big.
When the accident happens, need cut off the air supply to avoid taking place danger, current combustible gas reveals that cut off controlling means is automatic operation, detects when the probe that the combustible gas concentration of revealing reaches certain concentration value after, will cut off the air supply automatically, but this kind of controlling means has following problem:
(1) because the monitoring points are generally arranged in a relatively open place, leaked combustible gas is easy to diffuse in the air and is diluted, so that the concentration of the combustible gas detected by the leakage probe is very low and does not reach an alarm limit value, a controller cannot cut off a gas source, and the concentration of the combustible gas actually leaked reaches the alarm limit value, thereby forming a potential safety hazard;
(2) the leakage probe detects that the leaked combustible gas reaches an alarm limit value, the system automatically controls to cut off the gas source, but the leaked combustible gas can be quickly diffused into the air and diluted, so that the system stops cutting off the automatic control cut-off valve after the concentration of the combustible gas detected by the leakage probe is lower than the alarm limit value, the cut-off gas source recovers gas supply after a short time, a user does not find the cutting-off process, the gas engine is used as usual, but the gas engine has actually leaked, and if the user does not find the treatment in time, a larger potential safety hazard can be caused;
(3) neglected the information processing problem of device when breaking down, when the device takes place the abnormal shut-off, do not send alarm information out, do not have the historical curve data of the concentration of leaking that supplies the managers to look over moreover to lead to many to leak and cut off unable the pursuit cause, do not know abnormal shut-off whether because of the shut-off that combustible gas leaked and arouse, the probe trouble.
SUMMERY OF THE UTILITY MODEL
The defect to among the prior art, the utility model aims at providing a combustible gas reveals automatic cutout system, the utility model discloses not only can the automatic cutout air supply and give audible-visual annunciation when combustible gas takes place to reveal, let danger obtain effectual control, the abnormal data and the alarm information real-time transmission who detect moreover give managers, let managers can in time discover the problem, the investigation potential safety hazard has effectively avoided the emergence of major accident.
According to an aspect of the utility model, a combustible gas reveals automatic cutout system is provided, including revealing probe (1), controller (2), gas trip valve (3), alarm (4), DTU number pass module (5) and server end (6), reveal probe (1), gas trip valve (3) and DTU number pass module (5) and be connected with controller (2) through the pencil respectively, it is connected with alarm (4) to reveal probe (1), gas trip valve (3) are connected with combustor (7), DTU number pass module (5) and server end (6) are connected, server end (6) are through the little letter end (8) of network connection managers.
Preferably, a plurality of leakage probes (1) are arranged and are connected with the controller (2).
Preferably, the leakage probe (1) is arranged at a distance of 1.5 meters from the flange joint, the threaded joint or the expansion joint. Reveal the probe setting in flange joint, screwed joint and expansion joint etc. and probably take place the place that the gas was revealed, and reveal the probe and probably take place the position distance 1.5 meters that the gas was revealed for it is the biggest to reveal the scope of probe monitoring coverage, if set up the distance and be less than 1.5 meters, then can reduce the monitoring range of probe, if the distance is too far away, then can reduce the accuracy nature of detecting.
Preferably, the leakage probe (1) is an industrial fixed combustible gas alarm. The industrial fixed combustible gas alarm comprises an alarm controller and a detector, the controller can be placed in a duty room, each monitoring point is mainly controlled, the detector is installed in a place where combustible gas is most prone to leakage, a core component of the detector is a built-in combustible gas sensor, the sensor detects the concentration of gas in the air, the detector converts the concentration of the gas detected by the sensor into an electric signal, the electric signal is transmitted to the controller through a cable, the higher the concentration of the gas is, the stronger the electric signal is, when the concentration of the gas reaches or exceeds the alarm point set by the alarm controller, the alarm sends out an alarm signal, externally connected equipment such as an electromagnetic valve and an exhaust fan can be started, and hidden dangers are automatically eliminated.
Preferably, the leakage probe (1) is connected with a gas shut-off valve (3). The combustible gas alarm is provided with a controller and an alarm, a gas stop valve can be directly controlled, and each combustible gas alarm is connected with the controller, so that data of the detector can be conveniently and centrally managed, and the data are transmitted to the server end through the DTU data transmission module.
Preferably, the controller (2) is provided with a display screen for displaying the combustible gas concentration detected by each leakage probe (1) in real time.
Preferably, the distance between the installation position of the controller (2) and the installation position of the leakage probe (1) is less than 30 meters. The connecting lines between the controller and the leakage probes can be reduced, and meanwhile, data monitored by the leakage probes can be conveniently checked in control.
Preferably, the gas stop valve (3) is an electric stop valve and is arranged at the outlet of a gas pipeline of the combustion engine (7).
Preferably, the DTU data transmission module (5) remotely transmits data to the server (6) in a GPRS or short message mode.
The working principle is as follows: 1) the leakage probe is used for detecting the concentration of combustible gas leaked nearby the burner and transmitting the detected concentration value of the combustible gas to the controller and the alarm; when the leakage probe analyzes that the concentration value of the combustible gas exceeds a preset alarm value, the leakage probe is interlocked with the alarm to give an alarm, and the gas cut-off valve is controlled to be disconnected (or the leakage probe sends an alarm signal to the controller and controls the gas cut-off valve to be disconnected through the controller), so that the burner is controlled to stop supplying gas; 2) the controller receives data collected by each leakage probe in real time and transmits the data to the server end through the DTU data transmission module, the server end sends a leakage curve, abnormal data, alarm information and the like to a WeChat end of a manager after analysis, the manager is reminded that the gas engine is abnormal in work (the concentration value of the combustible gas detected by the leakage probe does not reach a preset alarm value) or alarm information (the concentration value of the combustible gas detected by the leakage probe is greater than or equal to the preset alarm value and alarms), and the manager checks and analyzes the data at the WeChat end; 3) and a manager can independently inquire the historical curve of the leakage concentration of the combustible gas at the WeChat terminal.
Compared with the prior art, the utility model discloses following beneficial effect has:
(1) the utility model relates to a combustible gas reveals automatic cutout system, not only automatic cutout air supply and give audible and visual alarm when combustible gas takes place to reveal, let the danger obtain effectual control, and the abnormal data and the alarm information transmission that detect are for managers in real time, let managers can find the problem in time, investigate the potential safety hazard, effectively avoided the emergence of major accident;
(2) the utility model relates to a combustible gas reveals automatic cutout system, after each reveals that the probe gathers the combustible gas concentration value of revealing, no matter reach the warning limit value of presetting and all can real-time transmission for the controller, the controller transmits for the server end through DTU data transmission module, the server end analysis back of sending again to relevant managers' WeChat end, remind managers gas engine to take place work unusual or report to the police, effectively avoided revealing that the combustible gas concentration that the probe detected does not reach the warning limit value and does not report to the police and the major accident that causes;
(3) the utility model relates to a combustible gas reveals automatic cutout system, managers in time discover to handle through the leakage curve that receives, abnormal data, alarm information etc. and reveal the problem, solved the gas engine and taken place to cut off and resume automatically in the short time again, lead to the user not discover cut off and the potential safety hazard that exists, the security that the at utmost guarantee user used the gas engine;
(4) the utility model relates to a combustible gas reveals automatic cutout system, managers can in time discover to reveal the reason of cutting off, or whether the probe breaks down etc. through looking after the abnormal data of combustible gas that reveals the probe and detect, revealing the historical curve data of concentration etc. at the WeChat end, in time investigate the system trouble, reduce the potential safety hazard;
(5) the utility model relates to an automatic cut-off system for combustible gas leakage, which has simple system composition, ingenious design and obvious effect;
(6) the utility model relates to a combustible gas reveals automatic cutout system, the installation is simple, can accomplish the assembly fast, changes few to former device, and the cost input is low;
(7) the utility model relates to a combustible gas reveals automatic cutout system, all detected reveal data can both be transmitted and preserved to the server end, and the server end data feedback is fast, can in time inform managers and remind managers to troubleshoot the trouble, has promoted the security performance greatly;
(8) the utility model relates to a combustible gas reveals automatic cutout system, intelligent control, it is with low costs, the practicality is strong, is fit for promoting on a large scale.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic view showing the connection of components of an automatic cut-off system for a combustible gas leakage.
Detailed Description
The present invention will be described in detail with reference to the following embodiments. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that various changes and modifications can be made by one skilled in the art without departing from the spirit of the invention. These all belong to the protection scope of the present invention.
Examples
The embodiment provides an automatic cut-off system for combustible gas leakage, and the connection of the components is shown in the attached figure 1: including revealing probe 1, controller 2, gas trip valve 3, alarm 4, DTU number pass module 5 and server end 6, reveal probe 1, gas trip valve 3 and DTU number pass module 5 and be connected with controller 2 through the pencil respectively, reveal probe 1 and be connected with alarm 4, gas trip valve 3 is connected with combustor 7, DTU number pass module 5 and server end 6 are connected, server end 6 is through network connection managers's little letter end 8.
Further, a plurality of leakage probes 1 are arranged and are connected with the controller 2.
Further, the leakage probe 1 is arranged at a distance of 1.5 meters from the flange joint, the threaded joint or the expansion joint. Reveal the probe setting in flange joint, screwed joint and expansion joint etc. and probably take place the place that the gas was revealed, and reveal the probe and probably take place the position distance 1.5 meters that the gas was revealed for it is the biggest to reveal the scope of probe monitoring coverage, if set up the distance and be less than 1.5 meters, then can reduce the monitoring range of probe, if the distance is too far away, then can reduce the accuracy nature of detecting.
Further, the leakage probe 1 is an industrial fixed combustible gas alarm. The industrial fixed combustible gas alarm comprises an alarm controller and a detector, the controller can be placed in a duty room, each monitoring point is mainly controlled, the detector is installed in a place where combustible gas is most prone to leakage, a core component of the detector is a built-in combustible gas sensor, the sensor detects the concentration of gas in the air, the detector converts the concentration of the gas detected by the sensor into an electric signal, the electric signal is transmitted to the controller through a cable, the higher the concentration of the gas is, the stronger the electric signal is, when the concentration of the gas reaches or exceeds the alarm point set by the alarm controller, the alarm sends out an alarm signal, externally connected equipment such as an electromagnetic valve and an exhaust fan can be started, and hidden dangers are automatically eliminated.
Further, the leakage probe 1 is connected with a gas cut-off valve 3. The combustible gas alarm is provided with a controller and an alarm, a gas stop valve can be directly controlled, and each combustible gas alarm is connected with the controller, so that data of the detector can be conveniently and centrally managed, and the data are transmitted to the server end through the DTU data transmission module.
Furthermore, a display screen for displaying the combustible gas concentration detected by each leakage probe 1 in real time is arranged on the controller 2.
Further, the distance between the installation position of the controller 2 and the installation position of the leakage probe 1 is less than 30 meters. The connecting lines between the controller and the leakage probes can be reduced, and meanwhile, data monitored by the leakage probes can be conveniently checked in control.
Further, the gas shut-off valve 3 is an electric shut-off valve and is arranged at an outlet of a gas pipeline of the burner 7.
Further, the DTU data transmission module 5 remotely transmits data to the server 6 through GPRS or short message.
The working principle is as follows: 1) the leakage probe is used for detecting the concentration of combustible gas leaked nearby the burner and transmitting the detected concentration value of the combustible gas to the controller and the alarm; when the leakage probe analyzes that the concentration value of the combustible gas exceeds a preset alarm value, the leakage probe is interlocked with the alarm to give an alarm, and the gas cut-off valve is controlled to be disconnected (or the leakage probe sends an alarm signal to the controller and controls the gas cut-off valve to be disconnected through the controller), so that the burner is controlled to stop supplying gas; 2) the controller receives data collected by each leakage probe in real time and transmits the data to the server end through the DTU data transmission module, the server end sends a leakage curve, abnormal data, alarm information and the like to a WeChat end of a manager after analysis, the manager is reminded that the gas engine is abnormal in work (the concentration value of the combustible gas detected by the leakage probe does not reach a preset alarm value) or alarm information (the concentration value of the combustible gas detected by the leakage probe is greater than or equal to the preset alarm value and alarms), and the manager checks and analyzes the data at the WeChat end; 3) and a manager can independently inquire the historical curve of the leakage concentration of the combustible gas at the WeChat terminal.
The embodiment has the following beneficial effects:
(1) the gas source is automatically cut off and sound and light alarm is given when the combustible gas is leaked, so that the danger is effectively controlled, and the detected abnormal data and alarm information are transmitted to the manager in real time, so that the manager can find the problem in time, troubleshoot potential safety hazards, and effectively avoid major accidents;
(2) after each leakage probe collects the concentration value of the leaked combustible gas, the concentration value is transmitted to the controller in real time no matter whether the concentration value reaches a preset alarm limit value or not, the controller is transmitted to the server end through the DTU, and the server end analyzes the concentration value and then transmits the concentration value to a WeChat end of a related manager, so that the manager is reminded that the gas engine is abnormal in work or gives an alarm, and major accidents caused by the fact that the concentration value of the combustible gas detected by the leakage probe does not reach the alarm limit value and does not give an alarm are effectively avoided;
(3) the problem of leakage is timely found and processed by a manager through a received leakage curve, abnormal data, alarm information and the like, so that the problem that a gas engine is automatically recovered in a short time after being cut off is solved, a user does not find potential safety hazards caused by cut-off, and the safety of the user in using the gas engine is guaranteed to the greatest extent;
(4) the manager can find the reasons of leakage cut-off or whether the probe breaks down or not in time by tracing abnormal data of combustible gas detected by the leakage probe, historical curve data of leakage concentration and the like at the WeChat end, and timely troubleshoot system faults and reduce potential safety hazards;
(5) the system has simple composition, ingenious design and obvious effect;
(6) the installation is simple, the assembly can be completed quickly, the original device is changed a little, and the cost investment is low;
(7) all detected leakage data can be transmitted and stored to the server side, and the data feedback of the server side is fast, so that managers can be informed in time and reminded of troubleshooting, and the safety performance is greatly improved;
(8) intelligent control, with low costs, the practicality is strong, is fit for promoting on a large scale.
The foregoing description of the specific embodiments of the invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes and modifications may be made by those skilled in the art within the scope of the appended claims without departing from the spirit of the invention.
Claims (9)
1. The utility model provides an automatic cutout system is revealed to combustible gas, its characterized in that, including revealing probe (1), controller (2), gas trip valve (3), alarm (4), DTU number pass module (5) and server end (6), reveal probe (1), gas trip valve (3) and DTU number pass module (5) and be connected with controller (2) through the pencil respectively, reveal probe (1) and be connected with alarm (4), gas trip valve (3) are connected with combustor (7), DTU number pass module (5) and server end (6) are connected, server end (6) are through network connection managers's little letter end (8).
2. An automatic shut-off system for a combustible gas leak according to claim 1, wherein the leak probe (1) is provided in plurality and connected to the controller (2).
3. Automatic shut-off system for combustible gas leaks according to claim 2, characterized in that the leak probe (1) is placed at a distance of 1.5 meters from the flange joint, the screw interface or the expansion joint.
4. An automatic shut-off system for combustible gas leakage according to claim 2, characterized in that the leakage probe (1) is an industrial stationary combustible gas alarm.
5. Automatic shut-off system for combustible gas leakage according to claim 4, characterized in that the leakage probe (1) is connected to a gas shut-off valve (3).
6. The automatic combustible gas leakage cutoff system according to claim 2, characterized in that the controller (2) is provided with a display screen for displaying the combustible gas concentration detected by each leakage probe (1) in real time.
7. An automatic combustible gas leak shut-off system according to claim 6, wherein the installation position of the controller (2) is less than 30 meters away from the installation position of the leak probe (1).
8. The automatic combustible gas leakage shutoff system according to claim 1, characterized in that the gas shutoff valve (3) is an electric shutoff valve provided at an outlet of a gas pipeline of the combustion engine (7).
9. The automatic combustible gas leakage shutoff system according to claim 1, characterized in that the DTU data transmission module (5) remotely transmits data to the server (6) by GPRS or short message.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020900357.6U CN212986165U (en) | 2020-05-26 | 2020-05-26 | Combustible gas reveals automatic cutout system |
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| CN202020900357.6U CN212986165U (en) | 2020-05-26 | 2020-05-26 | Combustible gas reveals automatic cutout 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 |
| CN114704775A (en) * | 2022-04-11 | 2022-07-05 | 河南神马催化科技新材料有限公司 | Gas warning automatic cut-off valve control system |
-
2020
- 2020-05-26 CN CN202020900357.6U patent/CN212986165U/en active Active
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 |
| CN114704775A (en) * | 2022-04-11 | 2022-07-05 | 河南神马催化科技新材料有限公司 | Gas warning automatic cut-off valve control system |
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