CN217655590U - Combustible gas alarm with disconnection prompt - Google Patents
Combustible gas alarm with disconnection prompt Download PDFInfo
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- CN217655590U CN217655590U CN202221335301.6U CN202221335301U CN217655590U CN 217655590 U CN217655590 U CN 217655590U CN 202221335301 U CN202221335301 U CN 202221335301U CN 217655590 U CN217655590 U CN 217655590U
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Abstract
The utility model relates to a combustible gas alarm of suggestion of falling line in area belongs to alarm technical field, and it includes the alarm and the gas table of being connected with the alarm, the alarm includes detection module, output module and alarm module, the gas table includes receiving module, identification module and prompt module, detection module, output module, receiving module and identification module are connected gradually, identification module respectively with alarm module, prompt module control connection, output module exports first, second and third output signal at least. The utility model provides a gas table can realize the discernment of alarm state through the judgement to the alarm output, and when the alarm was dropped, the gas table can start prompt module suggestion user alarm immediately and drop wire to follow-up relevant personnel investigate alarm abnormal state, can eliminate because the alarm falls the potential safety hazard that the line brought.
Description
Technical Field
The utility model relates to a combustible gas alarm of suggestion falls to line in area belongs to alarm technical field.
Background
Along with the increasing awareness of gas safety, gas alarms are increasingly used in home users. When the gas leakage is detected, besides the traditional audible and visual alarm, the gas alarm can be connected to the intelligent gas meter through an output cable, abnormal conditions are reported to a system platform through the intelligent gas meter, and a valve in the gas meter is closed to cut off the leakage at the rear end. The existing alarm informs the intelligent gas meter of abnormal conditions through switching value, pulse or level output. However, in actual use, the problem that the alarm is disconnected and cannot be identified is caused, and the alarm is disconnected under the conditions that a user actively pulls out a power supply of the alarm or a cable between the alarm and the gas meter, the cable between the alarm and the gas meter is loosened and the like, so that the alarm loses the protection on gas safety.
Present chinese patent number is 201120268828.7, and the patent name is that gas leaks the warning and closes the patent of valve intelligent gas table, including intelligent gas table, intelligent gas table be equipped with gas base table and wireless transmission acquisition terminal, its characterized in that: the gas leakage alarm comprises a gas sensor for collecting gas in the air; the microprocessor is a controller acted by an 8-bit flash memory singlechip and is used for detecting the gas concentration; and a wireless communication and alarm part. The gas leakage alarm has the advantages that the alarm can be given and the valve can be automatically closed immediately for leaking stoppage in the first time after a gas leakage accident happens, so that the harm of the leakage to personnel is reduced and the root cause of fire disasters is cut off. It also has the following disadvantages: the wireless alarm device can only send alarm information and close a valve in a gas meter when gas leakage triggers alarm, and the working state of the alarm device cannot be known under the condition of no alarm at ordinary times, so that whether the wireless alarm device works normally or not cannot be determined, and the potential safety hazard is large.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a combustible gas alarm of suggestion falls off a line in area can indicate when the alarm falls off a line that this alarm of user has become invalid to eliminate because the alarm falls off the potential safety hazard that the line brought.
The above technical purpose of the present invention is mainly solved by the following technical solutions: a combustible gas alarm with a disconnection prompt function comprises an alarm and a gas meter connected with the alarm, wherein the alarm comprises a detection module, an output module and an alarm module, the gas meter comprises a receiving module, an identification module and a prompt module, the detection module, the output module, the receiving module and the identification module are sequentially connected, the identification module is respectively in control connection with the alarm module and the prompt module, the output module can output at least a first output signal, a second output signal and a third output signal, the detection module is used for detecting concentration information of gas in an environment, the output module selectively sends corresponding signals to the receiving module according to the concentration information of the gas, and the identification module is used for identifying the signals received by the receiving module and triggering the alarm module or the prompt module to act according to an identified result; when the identification result of the identification module is a first output signal, the valve of the gas meter is closed, and meanwhile, the alarm starts the alarm module to give an alarm; when the result of the identification module is the second output signal and the third output signal is not identified within a certain time, the gas meter starts the prompting module to prompt the user that the alarm is disconnected.
Preferably, when the gas concentration in the environment reaches a preset threshold value, the output module sends the first output signal to the receiving module.
Preferably, when the gas concentration in the environment is lower than a preset threshold value, the output module sends the second output signal to the receiving module, and simultaneously intermittently sends the third output signal to the receiving module.
Preferably, the output module outputs the second output signal to the receiving module while periodically inserting the third output signal.
Preferably, the third output signal is a pulse signal.
Preferably, the first output signal and the first output signal are both continuous signals.
Preferably, the first output signal and the third output signal are at a high level with equal voltage values, and the second output signal is at a low level; the alarm only needs to output one voltage, and energy consumption and use cost can be reduced.
Preferably, the output module is connected to the receiving module by an output cable.
Preferably, the alarm module and the prompt module are in communication connection with a user terminal respectively, the alarm module is used for sending gas alarm information to the user terminal, and the prompt module is used for sending alarm offline information to the user terminal; the gas alarm information can be fed back to a gas management department and a user so that the user can solve the problem of gas leakage from the root, and the offline information of the alarm 1 can be fed back to the gas management department and the user so as to process the abnormal condition of the alarm in time.
Preferably, the gas meter further comprises a valve control module in control connection with the identification module, and the valve control module is used for controlling the opening and closing of a valve in the gas meter; so that the valve control module 204 can immediately close the built-in valve to cut off subsequent leakage when gas leaks, and the risk of further gas leakage can be reduced.
Therefore, compared with the prior art, the utility model has the following advantages:
the gas meter in the utility model can realize the recognition of the state of the alarm by judging the output of the alarm, when the recognition module in the gas meter recognizes that the output module in the alarm outputs a first output signal, the alarm can be judged to detect the gas leakage in the environment where the alarm is located, the alarm can immediately start the alarm module to alarm, and meanwhile, the gas meter can immediately close the built-in valve to cut off the subsequent leakage; when the identification module in the gas meter identifies that the output module in the alarm outputs the second output signal, the condition that the alarm is not leaked in the environment can be judged, under the condition, the output module in the alarm outputs the second output signal to the receiving module and simultaneously periodically inserts the third output signal so as to monitor the state of the alarm, when the identification module in the gas meter does not identify that the output module in the alarm outputs the third output signal for more than one period, the alarm can be considered to be disconnected, the gas meter can immediately start the prompting module to prompt a user that the alarm is disconnected, so that subsequent related personnel can check the abnormal state of the alarm, and potential safety hazards caused by the disconnection of the alarm can be eliminated.
Drawings
Fig. 1 is a block diagram of the present invention.
The scores in the figures are as follows: 1. an alarm; 101. a detection module; 102. an output module; 103. an alarm module; 2. a gas meter; 201. a receiving module; 202. an identification module; 203. a prompt module; 204. and a valve control module.
Detailed Description
The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.
As shown in FIG. 1, a combustible gas alarm of suggestion falls off line in area, gas table 2 of being connected including alarm 1 and with alarm 1, alarm 1 is through power supply cable connection commercial power 220V, for host computer working circuit provides the power, alarm 1 is connected with gas table 2 through the output cable, alarm 1 includes detection module 101, output module 102 and alarm module 103, gas table 2 includes receiving module 201, identification module 202 and suggestion module 203, detection module 101, output module 102, receiving module 201 and identification module 202 are connected gradually, wherein output module 102 is connected with receiving module 201 through the output cable, identification module 202 respectively with alarm module 103, suggestion module 203 control connection, wherein can connect through wired communication or wireless communication's mode between other modules.
The output module 102 may output a first output signal, a second output signal, and a third output signal, where the first output signal and the first output signal are both continuous signals, the third output signal is a pulse signal, and the detection module 101 is configured to detect concentration information of gas in an environment where the alarm 1 is located, where the detection module 101 may employ a conventional gas concentration detection sensor, the output module 102 selectively sends a corresponding signal to the receiving module 201 according to the concentration information of the gas, when the concentration of the gas in the environment where the alarm 1 is located reaches a preset threshold, the output module 102 sends the first output signal to the receiving module 201, when the concentration of the gas in the environment where the alarm 1 is located is lower than the preset threshold, the output module 102 sends the second output signal to the receiving module 201, and intermittently sends the third output signal to the receiving module 201, and the output module 102 periodically inserts the third output signal while outputting the second output signal to the receiving module 201.
The identification module 202 is used for identifying the signal received by the receiving module 201 and triggering the alarm module 103 or the prompt module 203 to act according to the identification result, when the identification result of the identification module 202 is a first output signal, the valve of the gas meter 2 is closed, and the alarm 1 starts the alarm module 103 to alarm; when the result of the identification by the identification module 202 is the second output signal and the third output signal is not identified within a certain time, the gas meter 2 starts the prompt module 203 to prompt the user that the alarm 1 is disconnected.
The gas meter 2 identifies the state of the alarm 1 through judgment of the output of the alarm 1, when the identification module 202 in the gas meter 2 identifies that the output module 101 in the alarm 1 outputs a first output signal, the alarm 1 can be judged to detect gas leakage in the environment, the alarm 1 can immediately start the alarm module 103 to give an alarm, and meanwhile, the gas meter 2 can immediately close the built-in valve to cut off subsequent leakage; when the identification module 202 in the gas meter 2 identifies that the output module 101 in the alarm 1 outputs the second output signal, it can be judged that no gas leakage occurs in the environment where the alarm 1 is located, in this state, the output module 102 in the alarm 1 outputs the second output signal to the receiving module 201 and simultaneously periodically inserts the third output signal, so as to monitor the state of the alarm 1, when the identification module 202 in the gas meter 2 does not identify that the output module 101 in the alarm 1 outputs the third output signal for more than one period, it can be considered that the alarm 1 is disconnected, the gas meter 2 can immediately start the prompting module 203 to prompt the user that the alarm 1 is disconnected, so that subsequent related personnel can investigate the abnormal state of the alarm 1, and potential safety hazards caused by the disconnection of the alarm 1 can be eliminated.
In the embodiment, the voltage of the first output signal is 12V, the voltage of the second output signal is 0V, the voltage of the third output signal is 12V, the pulse width is 1 second, and the pulse period is 10 minutes.
Wherein, alarm module 103, suggestion module 203 are equallyd divide and are connected user terminal communication, alarm module 103 is used for sending gas alarm information to user terminal, suggestion module 203 is used for sending alarm 1 information of falling off the line to user terminal, can feed back gas alarm information to gas management department and user, so that the user solves the gas leakage problem from the root, and can feed back alarm 1 information of falling off the line to gas management department and user, so that in time handle the alarm abnormal conditions.
The gas meter 2 further comprises a valve control module 204 in control connection with the identification module 202, the valve control module 204 is used for controlling the opening and closing of valves in the gas meter 2, the valve control module 204 can adopt a conventional motor valve, the motor valve and the gas meter 2 are integrally arranged, and when the alarm 1 detects gas leakage in the environment, the valve control module 204 in the gas meter 2 can immediately close built-in valves to cut off subsequent leakage.
In the specific implementation of this embodiment, the alarm 1 monitors concentration information of gas in an environment in real time through the detection module 101, when the detection module 101 detects that the concentration of the gas in the environment reaches a preset threshold, the output module 102 sends a first output signal to the receiving module 201, when the detection module 101 detects that the concentration of the gas in the environment is lower than the preset threshold, the output module 102 sends a second output signal to the receiving module 201 in the gas meter 2, and simultaneously periodically sends a third output signal to the receiving module 201 in the gas meter 2, the gas meter 2 identifies the signal received by the receiving module 201 through the identification module 202, when the identification result of the identification module 202 is the first output signal, the valve control module 204 in the gas meter 2 is triggered to start and control a valve in the gas meter 2 to close, and simultaneously the alarm module 103 in the alarm 1 is triggered to start and alarm; when the result of the identification by the identification module 202 is the second output signal and the third output signal is not identified within one period, that is, within 10 minutes, the prompt module 203 in the gas meter 2 is triggered to start to prompt the user that the alarm 1 is disconnected.
The alarm can selectively send corresponding signal to receiving module according to the concentration information of gas in the environment through output module, the gas table can discern receiving module received signal through identification module, and can trigger alarm module or suggestion module action according to the result of discernment, thereby can trigger alarm module when the gas leaks and report to the police, and can trigger the suggestion module when the alarm falls to call out and indicate that this alarm of user has become invalid, thereby can eliminate because the potential safety hazard that the alarm falls to call out and bring.
Claims (10)
1. The utility model provides a combustible gas alarm of suggestion that falls off line which characterized in that: the gas meter comprises an alarm and a gas meter connected with the alarm, the alarm comprises a detection module, an output module and an alarm module, the gas meter comprises a receiving module, an identification module and a prompt module, the detection module, the output module, the receiving module and the identification module are sequentially connected, the identification module is respectively in control connection with the alarm module and the prompt module, the output module can output at least a first output signal, a second output signal and a third output signal, the detection module is used for detecting the concentration information of the gas in the environment where the alarm is located, the output module selectively sends the corresponding signals to the receiving module according to the concentration information of the gas, and the identification module is used for identifying the signals received by the receiving module and triggering the alarm module or the prompt module to act according to the identified result;
when the identification result of the identification module is a first output signal, the valve of the gas meter is closed, and meanwhile, the alarm starts the alarm module to give an alarm; when the result of the identification module is the second output signal and the third output signal is not identified within a certain time, the gas meter starts the prompting module to prompt the user alarm to be disconnected.
2. The combustible gas alarm with the disconnection prompt function according to claim 1, wherein: when the gas concentration in the environment where the alarm is located reaches a preset threshold value, the output module sends the first output signal to the receiving module.
3. A combustible gas alarm with a drop line prompt according to claim 1 or 2 wherein: when the gas concentration in the environment where the alarm is located is lower than the preset threshold value, the output module sends the second output signal to the receiving module and intermittently sends the third output signal to the receiving module at the same time.
4. A combustible gas alarm with a drop line prompt according to claim 3 wherein: the output module periodically inserts a third output signal while outputting the second output signal to the receiving module.
5. The combustible gas alarm with the disconnection prompt of claim 4, wherein: the third output signal is a pulse signal.
6. The combustible gas alarm with the disconnection prompt function according to claim 5, wherein: the first output signal and the first output signal are both continuous signals.
7. The combustible gas alarm with the disconnection prompt function according to claim 6, wherein: the first output signal and the third output signal are at a high level with equal voltage values, and the second output signal is at a low level.
8. The combustible gas alarm with the disconnection prompt of claim 1, wherein: the output module is connected with the receiving module through an output cable.
9. The combustible gas alarm with the disconnection prompt of claim 1, wherein: the alarm module and the prompt module are in communication connection with the user terminals respectively, the alarm module is used for sending gas alarm information to the user terminals, and the prompt module is used for sending alarm offline information to the user terminals.
10. The combustible gas alarm with the disconnection prompt of claim 1, wherein: the gas meter also comprises a valve control module which is in control connection with the identification module, and the valve control module is used for controlling the opening and closing of a valve in the gas meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221335301.6U CN217655590U (en) | 2022-05-31 | 2022-05-31 | Combustible gas alarm with disconnection prompt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221335301.6U CN217655590U (en) | 2022-05-31 | 2022-05-31 | Combustible gas alarm with disconnection prompt |
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| Publication Number | Publication Date |
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| CN217655590U true CN217655590U (en) | 2022-10-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221335301.6U Active CN217655590U (en) | 2022-05-31 | 2022-05-31 | Combustible gas alarm with disconnection prompt |
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| CN (1) | CN217655590U (en) |
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2022
- 2022-05-31 CN CN202221335301.6U patent/CN217655590U/en active Active
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