WO2022110624A1 - 具有泄露、断线检测燃气表报警器的检测系统及方法 - Google Patents

具有泄露、断线检测燃气表报警器的检测系统及方法 Download PDF

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Publication number
WO2022110624A1
WO2022110624A1 PCT/CN2021/089021 CN2021089021W WO2022110624A1 WO 2022110624 A1 WO2022110624 A1 WO 2022110624A1 CN 2021089021 W CN2021089021 W CN 2021089021W WO 2022110624 A1 WO2022110624 A1 WO 2022110624A1
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WIPO (PCT)
Prior art keywords
alarm
gas meter
signal
disconnection
module
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PCT/CN2021/089021
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English (en)
French (fr)
Inventor
谭巍
李良
姚婵娟
陈博文
舒杰
熊杰
Original Assignee
重庆市山城燃气设备有限公司
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Publication of WO2022110624A1 publication Critical patent/WO2022110624A1/zh

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    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/02Alarms for ensuring the safety of persons
    • G08B21/12Alarms for ensuring the safety of persons responsive to undesired emission of substances, e.g. pollution alarms
    • G08B21/16Combustible gas alarms
    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B29/00Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation

Definitions

  • the invention relates to the technical field of gas meter alarms, in particular to a detection system and a method for a gas meter alarm with leakage and disconnection detection.
  • the gas alarm is a gas leak detection alarm instrument.
  • the gas alarm detects that the gas concentration reaches the critical point set by the explosion or poisoning alarm, the gas alarm will send an alarm signal.
  • many people remove the alarm of their gas meter in order to save electricity bills. .
  • the alarm is connected to the gas meter through three wires: an alarm signal wire, a disconnection signal wire and a power wire, and the leakage signal wire is used to detect whether the gas leaks, and the disconnection signal wire is used to detect and alarm. Whether the gas meter is dismantled can effectively prevent the user from dismantling the alarm of the gas meter.
  • the present invention discloses the following technical solutions.
  • the present invention discloses a detection method with a leak detection gas meter alarm, comprising:
  • the alarm device sends a leakage alarm signal according to the result of the data judgment
  • the leak alarm signal is recognized, and the valve is closed.
  • the collecting data before, further includes:
  • the detection point is arranged around the gas cooker and/or the gas pipeline.
  • the collected data specifically includes:
  • the sending an alarm signal according to the result of the data judgment specifically includes:
  • the leakage alarm signal is sent.
  • the closing valve specifically includes:
  • a control module powers the valve, causing the valve to close.
  • the method further includes:
  • the leakage alarm signal is reported to the server.
  • the leakage alarm signal is reported to the server through wireless communication.
  • the present invention also discloses a detection system with a leak detection gas meter alarm, comprising:
  • a gas meter and an alarm the gas meter includes a collection module, a judgment module, an identification module and a control module, and the alarm includes a transmission module;
  • the collection module is used for collecting data
  • the judging module is used to judge whether the data reaches the set value
  • the sending module is used for the alarm device to send an alarm signal according to the result of the data judgment
  • the identification module is used to identify the alarm signal
  • the control module is used to close the valve.
  • the method further includes: setting a detection point.
  • the detection point is arranged around the gas cooker and/or the gas pipeline.
  • the acquisition module performs data acquisition through sensors.
  • the gas meter works normally
  • the sending module sends the leakage alarm signal.
  • control module supplies power to the valve to close the valve.
  • it also includes a server;
  • the sending module reports the leakage alarm information to the server.
  • the sending module reports the leakage alarm information to the server through wireless communication.
  • the present invention also discloses a detection method for a gas meter alarm with disconnection detection, comprising the following steps:
  • scanning the disconnection signal specifically includes:
  • the disconnection signal is periodically scanned.
  • the sending a disconnection alarm according to the state of the disconnection signal specifically includes:
  • the gas meter When the state of scanning the disconnection signal is abnormal, the gas meter sends a disconnection signal.
  • the gas meter sends a disconnection signal, which specifically includes:
  • the gas meter sends the disconnection signal to the background server.
  • the disconnection signal specifically includes: abnormal disconnection of the alarm, current gas meter reading and gas meter parameters.
  • the present invention also discloses a detection system with a disconnection detection gas meter alarm, comprising: a gas meter and an alarm, the gas meter including a scanning module, a judgment module and a meter sending module;
  • the scanning module is used for scanning the disconnection signal
  • the judging module is used for judging the state of the disconnection signal
  • the meter sending module is used for sending a disconnection signal according to the state of the disconnection signal.
  • the scanning module periodically scans the disconnection signal.
  • the meter sending module sends the disconnection signal.
  • the meter sending module sends the disconnection signal to a background server.
  • the disconnection signal specifically includes: abnormal disconnection of the alarm, current gas meter reading and gas meter parameters.
  • the invention discloses a detection system and method with a gas meter alarm for leakage and disconnection detection, and has the following beneficial effects:
  • the alarm is connected to the gas meter through the disconnection detection line.
  • the gas meter periodically scans the disconnection signal, and determines whether the alarm has been removed by judging the state of the disconnection signal, which effectively prevents the user from disassembling the alarm of the gas meter.
  • FIG. 1 is a schematic flowchart of a detection method of a gas meter alarm with leak detection disclosed in the present invention
  • Fig. 2 is the circuit diagram that the alarm disclosed by the present invention is connected with the gas meter;
  • FIG. 3 is a schematic flow chart of the disclosure of the disclosure alarm signal and the disconnection signal reported to the server through GPRS, NB wireless communication;
  • Fig. 4 is the schematic flow chart of the disclosure alarm signal disclosed by the present invention and the disconnection signal being reported to the server through LoRa wireless communication;
  • FIG. 5 is a schematic structural diagram of a detection system with a leak detection gas meter alarm disclosed in the present invention.
  • FIG. 6 is a schematic flowchart of a detection method with a disconnection detection gas meter alarm disclosed by the present invention
  • FIG. 7 is a schematic structural diagram of a detection system with a disconnection detection gas meter alarm disclosed in the present invention.
  • the first embodiment of a detection method with a leak detection gas meter alarm disclosed in the present invention will be described in detail below with reference to FIGS. 1-4 .
  • This embodiment is mainly applied to the gas meter alarm.
  • the alarm is connected to the gas meter through three wires: the alarm signal line, the disconnection signal line and the power line.
  • the leakage signal line is used to detect whether the gas leaks, and the disconnection signal line is used to detect whether the alarm is not leaking. It is removed to effectively prevent the user from disassembling the alarm of the gas meter.
  • this embodiment mainly includes the following steps:
  • step S100 Before collecting data in step S100, set detection points.
  • the detection points are generally arranged inside the kitchen, generally close to the gas cooker or around the gas pipeline.
  • the data is collected through a sensor, and specifically, the data can be collected through a methane gas detection sensor, which can measure 0-100% LEL of methane gas.
  • the gas meter and the alarm are connected through a 3.5mm audio interface, which is divided into three lines, which are a power line, an alarm signal line, and a disconnection detection line. Wire.
  • step S200 it is determined whether the data reaches the set value. Specifically, a methane content in the indoor air is preset as 7% LEL, and the data value of methane contained in the indoor air detected by the sensor is compared with the set value.
  • the alarm sends a leakage alarm signal according to the result of the data judgment
  • step 300 the alarm device sends a leakage alarm signal according to the structure determined by the data. Specifically, according to step S200, the detected data value is compared with the preset preset value. If the detected data value is smaller than the preset value If the detected data value is greater than the set value, the alarm will send a leakage alarm signal.
  • step S400 the leakage alarm signal is identified, and the valve is closed. Specifically, after the gas meter recognizes the leakage alarm signal, it immediately closes the valve in the gas meter while sending the alarm signal to the alarm device, cuts off the gas source, prevents gas leakage and reminds the room user.
  • power is supplied to the valve inside the gas meter, the valve is driven to rotate, the valve is rotated forward, the valve is closed, and the internal channel of the gas meter is blocked, thereby cutting off the gas source at the user end.
  • the gas meter reports the leakage alarm signal to the server through wireless communication.
  • wireless communication such as GPRS, NB, LoRa, etc. can be selected for wireless communication.
  • Each corresponds to a concentrator, and the gas meters in each group send the leakage alarm signal to the server through the corresponding concentrator; and when GPRS, NB wireless communication is used to report the leakage alarm signal, the gas meter can directly send the leakage alarm signal to the server. .
  • the parameters of the gas meter are also reported when the leakage alarm signal is reported, and the parameters include the gas meter meter number, current gas meter reading, date and time, meter status code, voltage, and the like.
  • an embodiment of the present invention further provides a first embodiment of a detection system with a leak detection gas meter alarm. Since the principle of the problem solved by the system is similar to the foregoing detection method with a gas meter alarm for leak detection, the implementation of the system can refer to the implementation of the foregoing method, and the repetition will not be repeated.
  • This embodiment is mainly applied to the gas meter alarm.
  • the alarm is connected to the gas meter through three wires: the alarm signal line, the disconnection signal line and the power line.
  • the leakage signal line is used to detect whether the gas leaks, and the disconnection signal line is used to detect whether the alarm is not leaking. It is removed to effectively prevent the user from disassembling the alarm of the gas meter.
  • this embodiment mainly includes a gas meter 800 and an alarm 900 , wherein the gas meter 800 includes a collection module 810 , a judgment module 820 , an identification module 830 and a control module 840 , and the alarm 900 includes a transmission module 910 ;
  • the collection module 810 is used for collecting data
  • the judgment module 820 is used to judge whether the data reaches the set value
  • the sending module 910 is used for the alarm device 900 to send an alarm signal according to the result of the data judgment;
  • the identification module 830 is used to identify the alarm signal
  • the control module 840 is used to close the valve.
  • the alarm 900 and the gas meter 800 are connected through an audio interface, the collection module 810 collects data on the methane content in the indoor air, and the judgment module 820 compares the methane content in the indoor air with the set value. When the methane content is greater than or equal to the set value, the alarm 900 sending module 910 sends a leakage alarm signal to the gas meter 800, and the gas meter 800 identification module 830 identifies the leakage alarm signal and the control module 840 closes the internal valve of the gas meter 800 and cuts off the gas source .
  • the gas meter 800 and the alarm 900 are connected through a 3.5mm audio interface, which is divided into three lines, which are a power line, an alarm signal line, and a disconnection line.
  • Line detection line As shown in FIG. 2 , in one embodiment, the gas meter 800 and the alarm 900 are connected through a 3.5mm audio interface, which is divided into three lines, which are a power line, an alarm signal line, and a disconnection line. Line detection line.
  • the detection point is arranged around the gas cooktop and/or the gas pipeline.
  • the acquisition module 810 performs data acquisition through sensors.
  • a methane gas detection sensor can be selected for data collection, which can measure 0-100% LEL of methane gas.
  • the gas meter 800 works normally
  • the sending module 910 sends a leakage alarm signal.
  • control module 840 powers the valve, causing the valve to close.
  • power is supplied to the valve inside the gas meter 800, the valve is driven to rotate, the valve is rotated forward, and the valve is closed, the internal passage of the gas meter 800 is blocked, and the gas source at the user end is cut off.
  • a server is also included, and the gas meter 800 sends the leakage alarm information to the server.
  • the sending module 910 reports the leakage alarm information to the server through wireless communication.
  • wireless communication such as GPRS, NB, LoRa, etc. can be selected for wireless communication, and when the leakage alarm signal is reported through LoRa wireless communication, the gas meter 800 is divided into several groups, Each group corresponds to a concentrator, and the gas meters 800 in each group send the leakage alarm signal to the server through the corresponding concentrator; and when GPRS or NB wireless communication is used to report the leakage alarm signal, the gas meter 800 can directly report the leakage alarm. The alarm signal is sent to the server.
  • GPRS GPRS
  • NB LoRa
  • the parameters of the gas meter 800 are also reported while reporting the leakage alarm signal, the parameters including the gas meter number, current gas meter reading, date and time, meter status code, voltage, and the like.
  • an embodiment of the present invention further provides a first embodiment of a detection system with a disconnection detection gas meter alarm.
  • This embodiment is mainly applied to the gas meter alarm.
  • the alarm is connected to the gas meter through three wires: the alarm signal line, the disconnection signal line and the power line.
  • the leakage signal line is used to detect whether the gas leaks, and the disconnection signal line is used to detect whether the alarm is not leaking. It is removed to effectively prevent the user from disassembling the alarm of the gas meter.
  • this embodiment mainly includes the following steps:
  • step S500 scan the disconnection signal, specifically, the gas meter periodically scans the disconnection signal, and the cycle can be set as needed, for example, scan once a week, or scan twice a week, or scan three times a month, etc. .
  • the gas meter and the alarm are connected through a 3.5mm audio interface, which is divided into three lines, which are a power line, an alarm signal line, and a disconnection detection line. Wire.
  • step S600 the state of the disconnection signal is determined. Specifically, the power-on signal state of the disconnection signal state is set to the signal value of 1, and the disconnection signal state of the disconnection signal state is set to the signal value of 0. After scanning the disconnection signal line, it is determined that the disconnection signal value is 1 or 0.
  • step S700 a disconnection alarm is sent according to the state of the disconnection signal. Specifically, when it is determined that the disconnection signal value is 0, the disconnection signal line has a disconnection action, and at this time, a disconnection alarm is sent.
  • the gas meter periodically scans the disconnection signal, sets the power-on signal state of the disconnection signal state to the signal value of 1, and sets the disconnection signal state of the disconnection signal state to the signal value of 0. After the line signal line is scanned, if the signal value is 0, the disconnection signal line has a disconnection action. At this time, a disconnection alarm is sent to effectively prevent the user from disassembling the gas meter alarm.
  • step S700 the gas meter sends a disconnection signal to the server.
  • the gas meter can use wireless communication such as GPRS, NB, LoRa and other wireless communication to send the disconnection signal to the server.
  • wireless communication such as GPRS, NB, LoRa and other wireless communication to send the disconnection signal to the server.
  • the disconnection signal includes an alarm disconnection abnormality, a current gas meter reading, and gas meter parameters.
  • the gas meter parameters include a gas meter meter number, a current gas meter reading, a date and time, a meter status code, a voltage, and the like.
  • an embodiment of the present invention also provides a first embodiment of a detection system with a disconnection detection gas meter alarm. Since the principle of the problem solved by the system is similar to the aforementioned detection method with a gas meter alarm with disconnection detection, the implementation of the system can refer to the implementation of the aforementioned method, and the repetition will not be repeated.
  • This embodiment is mainly applied to the gas meter alarm. The alarm is connected to the gas meter through three wires: the alarm signal line, the disconnection signal line and the power line. It is removed, effectively preventing the user from disassembling the alarm of the gas meter.
  • this embodiment mainly includes a gas meter 800 and an alarm 900
  • the gas meter 800 includes a scanning module 850 , a judgment module 820 and a meter sending module 860 .
  • the scanning module 850 is used for scanning the disconnection signal
  • the judgment module 820 is used to judge the state of the disconnection signal
  • the meter sending module 860 is configured to send the disconnection signal according to the state of the disconnection signal.
  • the scanning module 850 of the gas meter 800 scans the disconnection signal, sets the power-on signal state of the disconnection signal state to the signal value of 1, and sets the disconnection signal state of the disconnection signal state to the signal value of 0 , the judgment module 820 judges the signal value of the disconnection signal after scanning. If the signal value is 0, the disconnection signal line has a disconnection action. At this time, the meter sending module 860 sends a disconnection alarm.
  • the gas meter 800 and the alarm 900 are connected through a 3.5mm audio interface, which is divided into three lines, which are a power line, an alarm signal line, and a disconnection line.
  • Line detection line As shown in FIG. 2, in one embodiment, the gas meter 800 and the alarm 900 are connected through a 3.5mm audio interface, which is divided into three lines, which are a power line, an alarm signal line, and a disconnection line. Line detection line.
  • the scanning module 850 of the gas meter 800 periodically scans the disconnection signal, and the period can be set as required, for example, scanning once a week, twice a week, or three times a month.
  • the meter sending module 860 sends the disconnection signal to the background server.
  • the meter sending module 860 can use wireless communication such as GPRS, NB, LoRa and other wireless communication to send the disconnection signal to the server.
  • the gas meters 800 are divided into several groups, each group corresponds to a concentrator, and the gas meters 800 in each group send the disconnection signal to the server through the corresponding concentrator; and when GPRS, NB wireless communication is selected When reporting the disconnection signal, the gas meter 800 may directly send the disconnection signal to the server.
  • the disconnection signal includes an alarm disconnection abnormality, a current gas meter reading, and gas meter parameters.
  • the gas meter parameters include a gas meter meter number, a current gas meter reading, a date and time, a meter status code, a voltage, and the like.

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Abstract

本发明公开了一种具有泄露、断线检测燃气表报警器的检测系统及方法,包括:泄露检测包括采集数据;判断数据是否到达设定值;报警器根据数据判断的结果,发送泄露报警信号;识别泄露报警信号,关闭阀门;断线检测包括:扫描断线信号;判断断线信号的状态;根据断线信号的状态,发送断线报警。报警器通过报警信号线、断线信号线和电源线三根线与燃气表连接,通过泄露信号线检测是否燃气泄露,通过断线信号线检测报警器是否被拆掉,有效的防止用户拆卸燃气表的报警器。

Description

具有泄露、断线检测燃气表报警器的检测系统及方法 技术领域
本发明涉及燃气表报警器技术领域,特别涉及具有泄露、断线检测燃气表报警器的检测系统及方法。
背景技术
随着中国城市化进程的不断加快,天然气能源的开发与应用也日新月异,随之出现的与天然气应用相关的产品不断推陈出新,比如燃气表作为计量天然气用量的产品不断得到普及与安装使用,各类安全产品也层出不穷。
其中,燃气报警器就是气体泄露检测报警仪器。当燃气气体泄露,燃气报警器检测到气体浓度达到爆炸或中毒报警器设置的临界点时,燃气报警器就会发出报警信号,而现实中许多人为了节约电费,将其燃气表的报警器拆除。
发明内容
(一)发明目的
为克服上述现有技术存在的至少一种缺陷,报警器通过报警信号线、断线信号线和电源线三根线与燃气表连接,通过泄露信号线检测是否燃气泄露,通过断线信号线检测报警器是否被拆掉,有效的防止用户拆卸燃气表的报警器,本发明公开了以下技术方案。
(二)技术方案
作为本发明的第一方面,本发明公开了一种具有泄露检测燃气表报警器的检测方法,包括:
采集数据;
判断所述数据是否到达设定值;
报警器根据所述数据判断的结果,发送泄露报警信号;
识别所述泄露报警信号,关闭阀门。
在一种可能的实施方式中,所述采集数据,之前,还包括:
设置检测点。
在一种可能的实施方式中,所述检测点设置在燃气灶具和/或燃气管道周围。
在一种可能的实施方式中,所述采集数据,具体包括:
通过传感器进行数据采集。
在一种可能的实施方式中,所述根据所述数据判断的结果,发送报警信号,具体包括:
当所述数据未达到所述设定值时,则正常工作;
当所述数据达到所述设定值时,则发送所述泄露报警信号。
在一种可能的实施方式中,所述关闭阀门,具体包括:
控制模块对所述阀门供电,使所述阀门关闭。
在一种可能的实施方式中,所述识别所述泄露报警信号,关闭阀门,之后,还包括:
将所述泄露报警信号上报至服务器。
在一种可能的实施方式中,所述泄露报警信号通过无线通讯上报至服务器。
作为本发明的第二方面,本发明还公开了一种具有泄露检测燃气表报警器的检测系统,包括:
燃气表和报警器,所述燃气表包括采集模块、判断模块、识别模块和控制模块,所述报警器包括发送模块;
所述采集模块用于采集数据;
所述判断模块用于判断所述数据是否到达设定值;
所述发送模块用于报警器根据所述数据判断的结果,发送报警信号;
所述识别模块用于识别所述报警信号;
所述控制模块用于关闭阀门。
在一种可能的实施方式中,还包括:设置检测点。
在一种可能的实施方式中,所述检测点设置在燃气灶具和/或燃气管道周围。
在一种可能的实施方式中,所述采集模块通过传感器进行数据采集。
在一种可能的实施方式中,当所述判断模块判断所述数据未达到所述设定 值时,则燃气表正常工作;
当所述判断模块判断所述数据达到所述设定值时,则发送模块发送所述泄露报警信号。
在一种可能的实施方式中,所述控制模块对所述阀门供电,使所述阀门关闭。
在一种可能的实施方式中,还包括服务器;
所述发送模块上报所述泄露报警信息至所述服务器。
在一种可能的实施方式中,所述发送模块通过无线通讯上报所述泄露报警信息至所述服务器。
作为本发明的第三方面,本发明还公开了一种具有断线检测燃气表报警器的检测方法,包括以下步骤:
扫描断线信号;
判断所述断线信号的状态;
根据所述断线信号的状态,发送断线报警。
在一种可能的实施方式中,扫描断线信号,具体包括:
周期性扫描所述断线信号。
在一种可能的实施方式中,所述根据所述断线信号的状态,发送断线报警,具体包括:
当扫描所述断线信号的状态为正常时,则燃气表正常工作;
当扫描所述断线信号的状态为异常时,则燃气表发送断线信号。
在一种可能的实施方式中,所述燃气表发送断线信号,具体包括:
燃气表将所述断线信号发送至后台服务器。
在一种可能的实施方式中,所述断线信号,具体包括:报警器断线异常、当前燃气表读数和燃气表参数。
作为本发明的第四方面,本发明还公开了一种具有断线检测燃气表报警器的检测系统,包括:燃气表和报警器,所述燃气表包括扫描模块、判断模块和表具发送模块;
所述扫描模块用于扫描断线信号;
所述判断模块用于判断所述断线信号的状态;
所述表具发送模块用于根据所述断线信号的状态,发送断线信号。
在一种可能的实施方式中,所述扫描模块周期性扫描所述断线信号。
在一种可能的实施方式中,所述判断模块判断所述断线信号的状态为正常时,则燃气表正常工作;
所述判断模块判断所述断线信号的状态为异常时,则所述表具发送模块发送所述断线信号。
在一种可能的实施方式中,所述表具发送模块将所述断线信号发送至后台服务器。
在一种可能的实施方式中,所述断线信号,具体包括:报警器断线异常、 当前燃气表读数和燃气表参数。
(三)有益效果
本发明公开的一种具有泄露、断线检测燃气表报警器的检测系统及方法,具有如下有益效果:
1、通过燃气表内部的传感器进行数据采集,当该数据到达设定值后,发送泄露报警信号,且燃气表进行关闭阀门,切断气源操作,并将泄露报警信号反馈至后台服务,有效的避免燃气泄露以及发生事故。
2、报警器通过断线检测线与燃气表连接,燃气表周期性扫描断线信号,通过判断断线信号的状态,确定报警器是否被拆除,有效的防止用户拆卸燃气表的报警器。
附图说明
以下参考附图描述的实施例是示例性的,旨在用于解释和说明本发明,而不能理解为对本发明的保护范围的限制。
图1是本发明公开的一种具有泄露检测燃气表报警器的检测方法的流程图示意图;
图2是本发明公开的报警器与燃气表连接的电路图;
图3是本发明公开的泄露报警信号和断线信号通过GPRS、NB无线通讯上报至服务器的流程示意图;
图4是本发明公开的泄露报警信号和断线信号通过LoRa无线通讯上报至 服务器的流程示意图;
图5是本发明公开的一种具有泄露检测燃气表报警器的检测系统的结构示意图;
图6是本发明公开的一种具有断线检测燃气表报警器的检测方法的流程示意图;
图7是本发明公开的一种具有断线检测燃气表报警器的检测系统的结构示意图。
附图标记:800、燃气表;810、采集模块;820、判断模块;830、识别模块;840、控制模块;850、扫描模块;860、表具发送模块;900、报警器;910、发送模块。
具体实施方式
为使本发明实施的目的、技术方案和优点更加清楚,下面将结合本发明实施例中的附图,对本发明实施例中的技术方案进行更加详细的描述。
需要说明的是:在附图中,自始至终相同或类似的标号表示相同或类似的元件或具有相同或类似功能的元件。所描述的实施例是本发明一部分实施例,而不是全部的实施例,在不冲突的情况下,本申请中的实施例及实施例中的特征可以相互组合。基于本发明中的实施例,本领域普通技术人员在没有作出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
在本发明的描述中,需要理解的是,术语“中心”、“纵向”、“横向”、“前”、 “后”、“左”、“右”、“竖直”、“水平”、“顶”、“底”、“内”、“外”等指示的方位或位置关系为基于附图所示的方位或位置关系,仅是为了便于描述本发明和简化描述,而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作,因此不能理解为对本发明保护范围的限制。
下面参考图1-4详细描述本发明公开的一种具有泄露检测燃气表报警器的检测方法的第一实施例。本实施例主要应用于燃气表报警器,报警器通过报警信号线、断线信号线和电源线三根线与燃气表连接,通过泄露信号线检测是否燃气泄露,通过断线信号线检测报警器是否被拆掉,有效的防止用户拆卸燃气表的报警器。
如图1所示,本实施例主要包括以下步骤:
S100、采集数据;
在步骤S100采集数据,之前,设置检测点。
具体的,一般检测点布置在厨房内部,一般是接近燃气灶具或燃气管道周围。
在步骤S100采集数据中,通过传感器进行采集数据,具体的,可通过甲烷气体检测传感器进行采集数据,该传感器可以测量0-100%LEL的甲烷气体。
如图2所述,在一种实施方式中,燃气表与报警器通过3.5mm音频接口连接,其中分为3根线,分别为一根电源线、一根报警信号线和一根断线检测线。
S200、判断数据是否到达设定值;
在步骤S200、判断数据是否到达设定值,具体的,预先设定一个室内空气中甲烷含量为7%LEL,将传感器检测到的室内空气中含甲烷的数据值与该设定值进行对比。
S300、报警器根据数据判断的结果,发送泄露报警信号;
在步骤300、报警器根据数据判断的结构,发送泄露报警信号,具体的,根据步骤S200中,将检测到的数据值与预先设定的预设值进行对比,若检测的数据值小于设定值,则燃气表正常工作,若检测的数据值大于设定值,则报警器发送泄露报警信号。
S400、识别泄露报警信号,关闭阀门。
在步骤S400、识别泄露报警信号,关闭阀门,具体的,燃气表识别该泄露报警信号后,向报警器发送报警信号的同时立即关闭燃气表内阀门,切断气源,阻止燃气泄露的同时提醒室内用户。
在一种实施方式中,对燃气表内部的阀门供电,驱动阀门转动,使阀门正转,关闭阀门,燃气表内部通道被堵住,进而将用户端气源切断。
在一种实施方式中,在关闭阀门之后,燃气表通过无线通讯将泄露报警信号上报至服务器。
如图3和图4在一种实施方式中的,无线通讯可以选用GPRS、NB、LoRa等无线通讯,其中当选用通过LoRa无线通讯上报泄露报警信号时,将燃气表分成若干组,每组对应各对应一个集中器,各组中的燃气表通过对应的集中器 将泄露报警信号发送至服务器;而当选用GPRS、NB无线通讯上报泄露报警信号时,燃气表可直接将泄露报警信号发送至服务器。
在一种实施方式中的,在上报泄露报警信号的同时还将燃气表的参数进行上报,该参数包括燃气表表号、当前燃气表读数、日期时间、表状态码、电压等。
具体解释:将报警器与燃气表通过音频接口连接,燃气表内部的传感器对室内的空气中甲烷含量进行数据采集,当室内空气中的甲烷含量达到设定值,则报警器向燃气表发送泄露报警信号,燃气表识别泄露报警信号后关闭燃气表内部阀门,切断气源,同时将泄露报警信号发送至服务器。
下面参考图2-5详细描述,基于同一发明构思,本发明实施例还提供了一种具有泄露检测燃气表报警器的检测系统的第一实施例。由于该系统所解决问题的原理与前述一种具有泄露检测燃气表报警器的检测方法相似,因此该系统的实施可以参见前述方法的实施,重复之处不再赘述。
本实施例主要应用于燃气表报警器,报警器通过报警信号线、断线信号线和电源线三根线与燃气表连接,通过泄露信号线检测是否燃气泄露,通过断线信号线检测报警器是否被拆掉,有效的防止用户拆卸燃气表的报警器。
如图5所示,本实施例主要包括燃气表800、报警器900,其中燃气表800包括采集模块810、判断模块820、识别模块830和控制模块840,报警器900包括发送模块910;
采集模块810用于采集数据;
判断模块820用于判断数据是否到达设定值;
发送模块910用于报警器900根据数据判断的结果,发送报警信号;
识别模块830用于识别报警信号;
控制模块840用于关闭阀门。
将报警器900与燃气表800通过音频接口连接,采集模块810对对室内的空气中甲烷含量进行数据采集,判断模块820将室内空气中的甲烷含量与设定值进行对比,当室内空气中的甲烷含量大于或等于设定值时,则报警器900发送模块910向燃气表800发送泄露报警信号,燃气表800识别模块830识别泄露报警信号后控制模块840关闭燃气表800内部阀门,切断气源。
如图2所示,在一种实施方式中,燃气表800与报警器900通过3.5mm音频接口连接,其中分为3根线,分别为一根电源线、一根报警信号线和一根断线检测线。
在一种实施方式中,检测点设置在燃气灶具和/或燃气管道周围。
在一种实施方式中,采集模块810通过传感器进行数据采集。
在一种实施方式中,可选择甲烷气体检测传感器进行采集数据,该传感器可以测量0-100%LEL的甲烷气体。
在一种实施方式中,当判断模块820判断数据未达到设定值时,则燃气表800正常工作;
当判断模块820判断数据达到设定值时,则发送模块910发送泄露报警信号。
在一种实施方式中,控制模块840对阀门供电,使阀门关闭。
在一种实施方式中,对燃气表800内部的阀门供电,驱动阀门转动,使阀门正转,关闭阀门,燃气表800内部通道被堵住,进而将用户端气源切断。
在一种实施方式中,还包括服务器,燃气表800将泄露报警信息至服务器。
在一种实施方式中,发送模块910通过无线通讯上报泄露报警信息至服务器。
如图3和图4所示,在一种实施方式中,无线通讯可以选用GPRS、NB、LoRa等无线通讯,其中当选用通过LoRa无线通讯上报泄露报警信号时,将燃气表800分成若干组,每组对应各对应一个集中器,各组中的燃气表800通过对应的集中器将泄露报警信号发送至服务器;而当选用GPRS、NB无线通讯上报泄露报警信号时,燃气表800可直接将泄露报警信号发送至服务器。
在一种实施方式中,在上报泄露报警信号的同时还将燃气表800的参数进行上报,该参数包括燃气表表号、当前燃气表读数、日期时间、表状态码、电压等。
下面参考图2-4和图6详细描述,基于同一发明构思,本发明实施例还提供了一种具有断线检测燃气表报警器的检测系统的第一实施例。本实施例主要应用于燃气表报警器,报警器通过报警信号线、断线信号线和电源线三根线与 燃气表连接,通过泄露信号线检测是否燃气泄露,通过断线信号线检测报警器是否被拆掉,有效的防止用户拆卸燃气表的报警器。
如图6所示,本实施例主要以下步骤:
S500、扫描断线信号;
在步骤S500、扫描断线信号,具体的为,燃气表周期性扫描断线信号,该周期可以随需要自行设定,比如,一周扫描一次,或是一周扫描两次,或一个月扫描三次等。
如图2所示,在一种实施方式中,燃气表与报警器通过3.5mm音频接口连接,其中分为3根线,分别为一根电源线、一根报警信号线和一根断线检测线。
S600、判断断线信号的状态;
在步骤S600、判断断线信号的状态,具体为,将断线信号状态的通电信号状态设定为信号值是1,将断线信号状态的断线信号状态设定为信号值是0,在对断线信号线进行扫描后,判断断线信号值为1或0。
S700、根据断线信号的状态,发送断线报警。
在步骤S700、根据断线信号的状态,发送断线报警,具体的,在判断断线信号值为0,则断线信号线发生了断线动作,此时,发送断线报警。
具体的,燃气表周期性扫描断线信号,将断线信号状态的通电信号状态设定为信号值是1,将断线信号状态的断线信号状态设定为信号值是0,在对断线信号线进行扫描后,若信号值为0时,则断线信号线发生了断线动作,此时, 发送断线报警,实现有效的防止用户拆卸燃气表的报警器。
在一种实施方式中,在步骤S700之后,燃气表将断线信号发送至服务器。
如图3和图4所示,在一种实施方式中,燃气表可以通过无线通讯可以选用GPRS、NB、LoRa等无线通讯将断线信号发送至服务器,其中当选用通过LoRa无线通讯上报断线信号时,将燃气表分成若干组,每组对应各对应一个集中器,各组中的燃气表通过对应的集中器将断线信号发送至服务器;而当选用GPRS、NB无线通讯上报断线信号时,燃气表可直接将断线信号发送至服务器。
在一种实施方式中,断线信号包括报警器断线异常、当前燃气表读数和燃气表参数。
在一种实施方式中,燃气表参数包括燃气表表号、当前燃气表读数、日期时间、表状态码、电压等。
下面参考图2-图4和图7详细描述,基于同一发明构思,本发明实施例还提供了一种具有断线检测燃气表报警器的检测系统的第一实施例。由于该系统所解决问题的原理与前述一种具有断线检测燃气表报警器的检测方法相似,因此该系统的实施可以参见前述方法的实施,重复之处不再赘述。本实施例主要应用于燃气表报警器,报警器通过报警信号线、断线信号线和电源线三根线与燃气表连接,通过泄露信号线检测是否燃气泄露,通过断线信号线检测报警器是否被拆掉,有效的防止用户拆卸燃气表的报警器。
如图7所示,本实施例主要包括:燃气表800和报警器900,燃气表800 包括扫描模块850、判断模块820和表具发送模块860。
扫描模块850用于扫描断线信号;
判断模块820用于判断断线信号的状态;
表具发送模块860用于根据断线信号的状态,发送断线信号。
具体的,燃气表800的扫描模块850扫描断线信号,并将断线信号状态的通电信号状态设定为信号值是1,将断线信号状态的断线信号状态设定为信号值是0,判断模块820判断扫描后断线信号的信号值,若信号值为0时,则断线信号线发生了断线动作,此时,表具发送模块860发送断线报警。
如图2所示,在一种实施方式中,燃气表800与报警器900通过3.5mm音频接口连接,其中分为3根线,分别为一根电源线、一根报警信号线和一根断线检测线。
在一种实施方式中,燃气表800的扫描模块850周期性扫描断线信号,该周期可以随需要自行设定,比如,一周扫描一次,或是一周扫描两次,或一个月扫描三次等。
在一种实施方式中,表具发送模块860将断线信号发送至后台服务器。
如图3和图4所示,在一种实施方式中,表具发送模块860可以通过无线通讯可以选用GPRS、NB、LoRa等无线通讯将断线信号发送至服务器,其中当选用通过LoRa无线通讯上报断线信号时,将燃气表800分成若干组,每组对应各对应一个集中器,各组中的燃气表800通过对应的集中器将断线信号发送 至服务器;而当选用GPRS、NB无线通讯上报断线信号时,燃气表800可直接将断线信号发送至服务器。
在一种实施方式中,断线信号包括报警器断线异常、当前燃气表读数和燃气表参数。
在一种实施方式中,燃气表参数包括燃气表表号、当前燃气表读数、日期时间、表状态码、电压等。
以上,仅为本发明的具体实施方式,但本发明的保护范围并不局限于此,任何熟悉本技术领域的技术人员在本发明揭露的技术范围内,可轻易想到的变化或替换,都应涵盖在本发明的保护范围之内。因此,本发明的保护范围应以权利要求的保护范围为准。

Claims (10)

  1. 一种具有泄露检测燃气表报警器的检测方法,其特征在于,包括以下步骤:
    采集数据;
    判断所述数据是否到达设定值;
    报警器根据所述数据判断的结果,发送泄露报警信号;
    识别所述泄露报警信号,关闭阀门。
  2. 如权利要求1所述的具有泄露检测燃气表报警器的检测方法,其特征在于,所述采集数据,之前,还包括:
    设置检测点;
    所述检测点设置在燃气灶具和/或燃气管道周围;
    所述采集数据,具体包括:
    通过传感器进行数据采集。
  3. 如权利要求1所述的具有泄露检测燃气表报警器的检测方法,其特征在于,所述报警器根据所述数据判断的结果,发送报警信号,具体包括:
    当所述数据未达到所述设定值时,则正常工作;
    当所述数据达到所述设定值时,则发送所述泄露报警信号;
    所述关闭阀门,具体包括:
    控制模块对所述阀门供电,使所述阀门关闭;
    所述识别所述泄露报警信号,关闭阀门,之后,还包括:
    将所述泄露报警信号通过无线通讯上报至服务器。
  4. 一种具有泄露检测燃气表报警器的检测系统,其特征在于,包括:燃气表和报警器,所述燃气表包括采集模块、判断模块、识别模块和控制模块,所述报警器包括发送模块;
    所述采集模块用于采集数据;
    所述判断模块用于判断所述数据是否到达设定值;
    所述发送模块用于报警器根据所述数据判断的结果,发送报警信号;
    所述识别模块用于识别所述报警信号;
    所述控制模块用于关闭阀门。
  5. 如权利要求4所述的具有泄露检测燃气表报警器的检测系统,其特征在于,还包括:设置检测点;
    所述检测点设置在燃气灶具和/或燃气管道周围。
  6. 如权利要求4所述的具有泄露检测燃气表报警器的检测系统,其特征在于,所述采集模块通过传感器进行数据采集;
    当所述判断模块判断所述数据未达到所述设定值时,则燃气表正常工作;
    当所述判断模块判断所述数据达到所述设定值时,则发送模块发送所述泄露报警信号;
    所述控制模块对所述阀门供电,使所述阀门关闭;
    还包括服务器;
    所述发送模块通过无线通讯上报所述泄露报警信息至所述服务器。
  7. 一种具有断线检测燃气表报警器的检测方法,其特征在于,包括以下步骤:
    扫描断线信号;
    判断所述断线信号的状态;
    根据所述断线信号的状态,发送断线报警。
  8. 如权利要求7所述的具有断线检测燃气表报警器的检测方法,其特征在,扫描断线信号,具体包括:
    周期性扫描所述断线信号;
    所述根据所述断线信号的状态,发送断线报警,具体包括:
    当扫描所述断线信号的状态为正常时,则燃气表正常工作;
    当扫描所述断线信号的状态为异常时,则燃气表发送断线信号;
    所述燃气表发送断线信号,具体包括:
    燃气表将所述断线信号发送至后台服务器;
    所述断线信号,具体包括:报警器断线异常、当前燃气表读数和燃气表参数。
  9. 一种具有断线检测燃气表报警器的检测系统,其特征在于,包括:燃气表和报警器,所述燃气表包括扫描模块、判断模块和表具发送模块;
    所述扫描模块用于扫描断线信号;
    所述判断模块用于判断所述断线信号的状态;
    所述表具发送模块用于根据所述断线信号的状态,发送断线信号。
  10. 如权利要求9所述的具有断线检测燃气表报警器的检测系统,其特征在于,所述扫描模块周期性扫描所述断线信号;
    所述判断模块判断所述断线信号的状态为正常时,则燃气表正常工作;
    所述判断模块判断所述断线信号的状态为异常时,则所述表具发送模块发送所述断线信号;
    所述表具发送模块将所述断线信号发送至后台服务器;
    所述断线信号,具体包括:报警器断线异常、当前燃气表读数和燃气表参数。
PCT/CN2021/089021 2020-11-24 2021-04-22 具有泄露、断线检测燃气表报警器的检测系统及方法 WO2022110624A1 (zh)

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