CN110570630A - NB-IoT-based gas valve well early warning device and early warning method - Google Patents

NB-IoT-based gas valve well early warning device and early warning method Download PDF

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Publication number
CN110570630A
CN110570630A CN201910731553.7A CN201910731553A CN110570630A CN 110570630 A CN110570630 A CN 110570630A CN 201910731553 A CN201910731553 A CN 201910731553A CN 110570630 A CN110570630 A CN 110570630A
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China
Prior art keywords
gas valve
early warning
valve well
module
information
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Pending
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CN201910731553.7A
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Chinese (zh)
Inventor
张�浩
周吉祥
王晨
孟伟
王文想
巩忠领
陈飞
杨光
马成
刘传庆
杨国增
李立冬
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Shenzhen Deep Combustion Gas Technology Research Institute
Shenzhen Gas Corp Ltd
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Shenzhen Deep Combustion Gas Technology Research Institute
Shenzhen Gas Corp Ltd
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Application filed by Shenzhen Deep Combustion Gas Technology Research Institute, Shenzhen Gas Corp Ltd filed Critical Shenzhen Deep Combustion Gas Technology Research Institute
Priority to CN201910731553.7A priority Critical patent/CN110570630A/en
Publication of CN110570630A publication Critical patent/CN110570630A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D21/00Measuring or testing not otherwise provided for
    • G01D21/02Measuring two or more variables by means not covered by a single other subclass
    • 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
    • G08B21/18Status alarms
    • GPHYSICS
    • G08SIGNALLING
    • G08CTRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C17/00Arrangements for transmitting signals characterised by the use of a wireless electrical link
    • G08C17/02Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Emergency Alarm Devices (AREA)

Abstract

the invention discloses an early warning device and an early warning method of a gas valve well based on NB-IoT, wherein the early warning device comprises a data control module, a data transmission module and a central processing module, the data control module is used for acquiring state information of the gas valve well, including gas valve well cover displacement, gas valve well cover inclination, methane concentration and gas valve well water immersion height, the central processing unit is used for generating early warning information according to the state information to carry out early warning, and the data transmission module is used for transmitting the early warning information to external equipment through NB-IoT, so that automatic detection and early warning of the gas valve well are realized. Meanwhile, the early warning information is sent through the NB-IoT, so that the sending accuracy of the early warning information is improved, the human input is reduced, and the early warning effect on the gas valve well can be effectively improved.

Description

NB-IoT-based gas valve well early warning device and early warning method
Technical Field
The invention relates to the technical field of safety guarantee early warning of gas valve wells, in particular to an early warning device and an early warning method of a gas valve well based on NB-IoT.
background
The town gas high-pressure pipe network construction is obviously characterized by being carried out around the periphery of a city. Because the whole pipe network is distributed throughout the whole city, and the high-pressure pipe network, the medium-pressure pipe network and the sub-high-pressure pipe network run in a staggered mode, the number of gas valve wells in the whole city is generally more than hundreds. The gas valve well is generally in the tee bend intersection, can appear the illegal dangerous condition such as open, natural gas leakage, gas valve well water level are too high of gas valve well because of reasons such as natural disasters and artificial destruction, in case do not in time discover or handle the improper, takes place the major incident of gas pipeline transport easily, causes the loss of the manpower, material resources and financial resources that possess greatly.
At present, the abnormity of the gas valve well is mainly realized by carrying out safety inspection on the gas valve well in a manual inspection mode and then carrying out data recording and reporting on the field condition. However, the working time of the inspection personnel is mainly concentrated in the daytime, and inspection can not be carried out for 24 hours; and the gas valve well is opened to carry out relevant inspection such as water level and the like during each inspection, so that the mode is time-consuming and labor-consuming, has a blind area in inspection time, cannot monitor the condition of the gas valve well for 24 hours, and cannot take relevant measures in time.
disclosure of Invention
the invention aims to solve the technical problem that the prior art is not enough, and provides an early warning device and an early warning method of a gas valve well based on NB-IoT (NB-IoT) so as to solve the problem that the early warning of the prior gas valve well needs manual patrol.
in order to solve the technical problems, the technical scheme adopted by the invention is as follows:
An NB-IoT based early warning device for a gas valve well, comprising:
the data control module is used for acquiring and storing state information of the gas valve well, wherein the state information at least comprises one of gas valve well cover displacement, gas valve well cover inclination, methane concentration and gas valve well water logging height;
The central processing module is used for judging the working state of the gas valve well according to the state information, and generating early warning information and giving an early warning when the working state is in an abnormal state;
And the data transmission module is used for transmitting the state information and the early warning information to external equipment connected with the early warning device in an NB-IoT communication mode.
The early warning device for the NB-IoT-based gas valve well comprises a data control module, a data acquisition module and a data storage unit, wherein the data storage unit is connected with the data acquisition module;
the acquisition unit is used for acquiring the state information of the gas valve well and sending the acquired state information to the data storage unit;
and the data storage unit is used for receiving the state information sent by the acquisition unit and storing the received state information.
the early warning device for the NB-IoT-based gas valve well comprises a collecting unit, a warning unit and a warning unit, wherein the collecting unit comprises one or more of an infrared displacement sensor, an inclination sensor, a gas sensor and a liquid level sensor; the infrared displacement sensor is used for collecting displacement information of the gas valve well cover; the inclination sensor is used for acquiring the inclination of the gas valve well cover; the gas sensor is used for detecting the methane concentration in the gas valve well; the liquid level sensor is used for detecting the water immersion height in the gas valve well.
The early warning device for the NB-IoT-based gas valve well comprises a central processing module and an early warning module, wherein the central processing module comprises a processing module and the early warning module;
The processing module is used for comparing the state information with a preset state information range respectively to determine the working state of the gas valve well, generating early warning information when the working state is an abnormal state, and sending the early warning information to the early warning module;
and the early warning module is used for receiving the early warning information and generating an early warning prompt according to the early warning information.
the early warning device of the gas valve well based on the NB-IoT comprises a central processing module, wherein the central processing module further comprises a power supply module, and the power supply module is respectively connected with the early warning module and the processing module to supply power to the early warning module and the processing module.
the pre-warning device for the NB-IoT-based gas valve well comprises a power module, a power supply module and a warning module, wherein the power supply module comprises a battery pack, a solar panel and a charging mechanism, and the solar panel is connected with the battery pack through the charging mechanism so as to charge the battery pack through the solar panel.
the early warning device of the NB-IoT-based gas valve well is characterized in that the early warning device is arranged in the gas valve well, and the solar cell panel is arranged outside the gas valve well and connected with the charging device through a connecting wire.
The pre-warning device for the NB-IoT-based gas valve well comprises a data control module, a data transmission module and a central processing module, wherein the data control module and the data transmission module are both connected with the central processing module so as to supply power to the data control module and the data transmission module through the central processing module.
the early warning device for the NB-IoT-based gas valve well comprises a data transmission module, a data transmission module and a warning module, wherein the data transmission module comprises an NB-IoT communication module and an emission module;
The NB-IoT communication module is used for sending the state data to a remote server end connected with the early warning device through an NB-IoT communication protocol;
and the transmitting module is used for periodically transmitting the state information and the early warning information generated by the processing module to the PC end and the mobile phone end through NB-IoT.
An NB-IoT gas valve well warning method applied to any one of the NB-IoT gas valve well warning devices described above, the method comprising:
acquiring and storing state information of a gas valve well, wherein the state information at least comprises one of gas valve well cover displacement, gas valve well cover inclination, methane concentration and gas valve well water logging height;
Determining the working state of the gas valve well according to the state information, wherein the working state comprises a normal state and an abnormal state;
when the working state is an abnormal state, generating early warning information according to the state information, generating early warning prompt according to the early warning information to perform early warning, and sending the early warning information and the state information to external equipment connected with the early warning device through NB-IoT;
And when the working state is normal, sending the state information to external equipment connected with the early warning device through NB-IoT.
Has the advantages that: compared with the prior art, the invention provides an early warning device and an early warning method of a gas valve well based on NB-IoT, wherein the early warning device comprises a data control module for collecting and storing state information of the gas valve well; the data transmission module is used for transmitting the state information to external equipment connected with the early warning device in an NB-IoT communication mode; and the central processing module is used for judging the working state of the gas valve well according to the state information, and generating early warning information and giving an early warning when the working state is in an abnormal state. According to the invention, the data control module is used for collecting the gas valve well cover displacement, the gas valve well cover inclination, the methane concentration and the gas valve well water immersion height of the gas valve well, generating early warning information according to the detected state information to perform early warning, and sending the early warning information to external equipment through NB-IoT, so that the automatic detection and early warning of the gas valve well are realized, and the early warning information is sent through NB-IoT, so that the sending accuracy and real-time performance of the early warning information are improved, and the early warning effect on the gas valve well can be effectively improved while the human input is reduced.
Drawings
FIG. 1 is a schematic structural diagram of an early warning device for an NB-IoT-based gas valve well provided by the invention;
FIG. 2 is a schematic structural diagram of a data control module in the pre-warning device for an NB-IoT-based gas valve well according to the present invention;
FIG. 3 is a schematic structural diagram of a central processing module in the pre-warning device for an NB-IoT-based gas valve well provided by the invention;
FIG. 4 is a schematic structural diagram of a data transmission module in the pre-warning device for an NB-IoT-based gas valve well according to the present invention;
fig. 5 is a data analysis display page of normal operation data of a gas valve well of a quantity processing platform in the NB-IoT-based gas valve well warning device provided in the present invention;
Fig. 6 is a gas valve illegal opening alarm data analysis display page of a number processing platform in the NB-IoT based gas valve well early warning device provided by the present invention;
FIG. 7 is a methane concentration overproof alarm data analysis display page of a number processing platform in the pre-warning device of the NB-IoT-based gas valve well provided by the invention;
Fig. 8 is a water logging water level exceeding warning line warning data analysis display page of a quantity processing platform in the warning device of the NB-IoT-based gas valve well provided by the present invention;
fig. 9 is a flow chart of an early warning method for a gas valve well based on NB-IoT according to the present invention.
Detailed Description
The invention provides an early warning device and an early warning method for a gas valve well based on NB-IoT, and in order to make the purpose, technical scheme and effect of the invention clearer and clearer, the invention is further described in detail below by referring to the attached drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As used herein, the singular forms "a", "an", "the" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. It will be understood that when an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements may also be present. Further, "connected" or "coupled" as used herein may include wirelessly connected or wirelessly coupled. As used herein, the term "and/or" includes all or any element and all combinations of one or more of the associated listed items.
it will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
The invention will be further explained by the description of the embodiments with reference to the drawings.
the embodiment provides an early warning device for an NB-IoT-based gas valve well, as shown in fig. 1, the early warning device includes a data control module 100, a data transmission module 300, and a central processing module 200; the data control module 100 and the data transmission module 300 are both connected to the central processing module 200. The data control module 100 is used for collecting and storing the state information of the gas valve well. The central processing module 200 is configured to read the state system information stored in the data control module 100, determine the working state of the gas valve well according to the state information, and generate and warn warning information when the working state is in an abnormal state. The data transmission module 300 is configured to send the state information to an external device connected to the early warning apparatus through NB-IoT communication, and send the early warning information to the external device connected to the early warning apparatus through NB-IoT communication to implement remote early warning when the central processing module 200 generates early warning information. According to the invention, the data control module 100 is used for collecting the gas valve well cover displacement, the gas valve well cover inclination, the methane concentration and the gas valve well water immersion height of the gas valve well, generating early warning information according to detected state information to perform early warning, and sending the early warning information to external equipment through NB-IoT, so that automatic detection and early warning of the gas valve well are realized, and the early warning information is sent through NB-IoT, so that the sending accuracy and real-time performance of the early warning information are improved, and the early warning effect on the gas valve well can be effectively improved while the human input is reduced.
Further, the state information may include gas valve well lid displacement, gas valve well lid inclination, methane concentration, and gas valve well water immersion height. Gas valve well lid displacement and gas valve well lid gradient are used for detecting whether the gas valve well is illegally opened, methane concentration is used for detecting whether send the gas in the gas valve well and leak, gas valve well water logging height is used for detecting whether the water level in the gas valve well reaches the early warning water level. Correspondingly, as shown in fig. 2, the data control module 100 needs to acquire state information, so that the data control module 100 includes an acquisition unit 101 and a data storage unit 102 connected to the acquisition unit 101, where the acquisition unit 101 is configured to acquire the state information of the gas valve well and send the acquired state information to the data storage unit 102; the data storage unit 102 is configured to receive the state information sent by the acquisition unit 101, and store the received state information. Like this through the state information of collection unit 101 collection gas valve well to through the state information that data memory cell storage was gathered, make early warning device itself gather and save state information in real time, improve state information's real-time and security, improve the real-time of early warning simultaneously.
Furthermore, since the state information may include gas valve well lid displacement, gas valve well lid inclination, methane concentration, and gas valve well water immersion height, the acquisition unit 101 needs to adopt gas valve well lid displacement, gas valve well lid inclination, methane concentration, and gas valve well water immersion height. Correspondingly, the acquisition unit 101 comprises an infrared displacement sensor, an inclination sensor, a gas sensor and a liquid level sensor; the infrared displacement inductor with the tilt sensor all can set up in the gas valve well lid of collection of gas valve well to through infrared displacement inductor is used for gathering the displacement information of gas valve well lid, through the tilt sensor gathers the gradient of gas valve well lid. The gas sensor can be arranged on the inner wall of the gas valve, and the methane concentration in the gas valve well is detected through the gas sensor; the liquid level sensor is used for detecting the water immersion height in the gas valve well. Like this the displacement information of gas valve well, the information of revealing and the water logging information of methane can be gathered simultaneously to collection unit 101, makes early warning device can detect displacement monitoring detection, leakage monitoring detection and water logging monitoring detection simultaneously, has realized that leakage monitoring detects and water logging monitoring detects comprehensive the measuring. Meanwhile, in this embodiment, the infrared displacement sensor, the inclination sensor, the gas sensor and the liquid level sensor are all single-channel transmission, that is, the infrared displacement sensor, the inclination sensor, the gas sensor and the liquid level sensor independently collect data information respectively, and send the collected information to the data storage unit 102 respectively, so that the data storage unit 102 stores each data information, and thus, when abnormal information exists in the infrared displacement sensor, the inclination sensor, the gas sensor and the liquid level sensor, early warning information is generated, and the accuracy and the comprehensiveness of the early warning are improved.
Further, as shown in fig. 3, the cpu module includes a processing module 201, an early warning module 202, and a power module 203, where the early warning module 202 and the power module 203 are both connected to the processing module 201, and the power module 203 supplies power to the processing module 201 and the early warning module 202 through the processing module 201. The processing module 201 is configured to compare the state information with a preset state information range respectively to determine a working state of the gas valve well, generate early warning information when the working state is an abnormal state, send the early warning information to the early warning module 202, and the early warning module 202 is configured to receive the early warning information and generate an early warning prompt according to the early warning information. In this embodiment, the preset state information range is preset and is used for judging the basis of the abnormality of the gas valve well, and the preset state information range includes a displacement range of the gas valve well lid, an inclination range of the gas valve well lid, a methane concentration range and a water immersion height range of the gas valve well. And when one data message does not meet the corresponding preset range in the state information, determining that the gas valve well is in an abnormal state, for example, when the displacement of the gas valve well cover exceeds the displacement range of the gas valve well cover, determining that the working state of the gas valve well is in the abnormal state.
in this embodiment, the early warning device is provided with an early warning device, and when the processing module 201 sends early warning information to the early warning module 202, the early warning module 202 controls the early warning device to generate early warning. The early warning device can perform early warning in an acousto-optic mode, for example, the early warning device generates an early warning prompt tone and performs early warning by generating flickering red light. The early warning device can set up in gas valve well lid surface makes patrol inspection personnel and masses can see the early warning light that the early warning device produced like this to can improve the propagation range of early warning prompt tone, improve the success rate of early warning.
further, power module 203 includes group battery, solar cell panel and charging mechanism, solar cell panel with charging mechanism is connected, charging mechanism with the group battery is connected, with pass through solar cell panel does the group battery charges, can make early warning device need not external power supply like this, has improved early warning device's flexibility. In this embodiment, the solar cell panel is arranged on the outer surface of the gas valve well cover and is exposed to the sun, so that the solar cell panel can absorb the sun light and convert the sun light into electric energy, and the electric energy obtained by conversion is converted into the battery pack through the charging mechanism. In addition, the power supply pack is preferably a lithium battery pack, so that the power supply pack has the function of storing electric energy, when the electric energy obtained by conversion of the solar cell panel is insufficient, the electric energy stored by the power supply pack can ensure normal operation of the early warning device, and the operation stability of the early warning device is improved.
Further, as shown in fig. 1, the data control module 100 and the data transmission module 300 are both connected to the central processing module 200, so as to supply power to the data control module 100 and the data transmission module 300 through the central processing module 200. That is, the central processing module 200 includes a power module 203 for supplying power to the data control module 100 and the data transmission module 300 of the warning device, so as to ensure the normal operation of the data control module 100 and the data transmission module 300.
Further, as shown in fig. 4, the data transmission module 300 includes an NB-IoT communication module 301 and a transmission module 302; the NB-IoT communication module 301 is connected to a remote server via an NB-IoT communication protocol to send the status data to a remote server connected to the warning device. The transmitting module 302 is configured to periodically transmit the state information and the alarm information generated by the processing module 201 to a PC end and a mobile phone end in an NB-IoT data transmission manner. In this embodiment, the transmitting module 302 includes a PC client transmitting unit and a mobile phone APP terminal transmitting unit, transmits the state data and the early warning information to a PC end through the PC client transmitting unit, and transmits the state information and the early warning information to a mobile phone APP through the mobile phone APP terminal transmitting unit, so that a mobile terminal loading the mobile phone APP can acquire the state information and the early warning information of the gas valve well, and the working state of the gas valve well is grasped in real time. Certainly, in practical application, in order to improve the accuracy of the state information of the gas valve well, the state information and the early warning information can carry the equipment identifier of the early warning device, so that the external equipment can quickly determine the position information of the gas valve well corresponding to the early warning device according to the received equipment identifier, the early warning information can be quickly responded, and the efficiency of danger elimination is improved.
Further, the early warning device can be connected with a remote server through an NB-IoT communication module 301, the remote server can be configured with a data processing platform, the data processing platform is used for generating and displaying parameter information of the gas valve well according to the state information, and sending the parameter information to a PC (personal computer) end, a mobile phone APP (application), and the like, so that a worker can know the operation parameters of the gas valve well at any time. Of course, the data processing platform can be connected with a plurality of gas valve wells, so that synchronous management of the plurality of gas valve wells is realized. In addition, when it is determined that the gas valve well corresponding to the state information is abnormal according to the received state information, the data processing platform can send the abnormal information to the central processing module 200 of the early warning device in an NB-IoT communication mode, so that the central processing module 200 generates early warning information according to the abnormal information, and early warning is performed on the early warning information through the early warning module 202, and thus, the missing early warning caused by the missing or wrong calculation of the abnormal state by the central processing module 200 can be avoided, and the early warning accuracy of the early warning device is improved. In this embodiment, as shown in fig. 5 to 8, the data processing platform may include a data analysis and display page for normal operation of the gas valve well, an alarm data analysis and display page for detecting that the methane concentration of the gas valve well exceeds the standard, an alarm data analysis and display page for illegally opening the gas valve, an alarm data analysis and display page for indicating that the water immersion water level exceeds the alarm line, and the like.
In addition, in order to further explain the working process of the early warning device, the following is further explained with reference to several embodiments.
embodiment I, well lid opening alarm
After the well lid is closed, infrared displacement sensor and tilt sensor detect the state of gas valve well lid, and when the well lid moved, infrared displacement sensor and tilt sensor detected that detected data surpassed preset state information scope, and early warning device detected the well lid and opened alarm information, the data processing platform shows as the display page shown in fig. 7.
Second embodiment, early warning of methane leakage in valve well
After the early warning device starts, the gas concentration of methane in the gas valve well is detected to the body sensor, and after the gas concentration of methane exceeded the preset concentration range, the early warning device detected the well lid and opened alarm information and carried out the alarm that methane concentration exceeds standard, the data processing platform shows like the display page shown in fig. 6.
Third embodiment, early warning of ultrahigh water level in valve well
After the early warning device is started and the water logging height in the air valve well exceeds the preset height range, the early warning device detects alarm information that the water logging height in the air valve well exceeds the standard and gives an alarm that the water logging height in the air valve well exceeds the standard, and the data processing platform displays a display page shown in fig. 8.
Based on the above NB-IoT-based early warning device for a gas valve well, the present invention further provides an NB-IoT-based early warning method for a gas valve well, as shown in fig. 9, the method includes:
S10, collecting and storing state information of the gas valve well, wherein the state information at least comprises one of valve well cover displacement, valve well cover inclination, methane concentration and valve well water logging height;
S20, determining the working state of the gas valve well according to the state information, wherein the working state comprises a normal state and an abnormal state;
s30, when the working state is an abnormal state, generating alarm information according to the state information, generating an alarm prompt according to the alarm information to perform early warning, and sending the alarm information and the state information to external equipment connected with the early warning device through NB-IoT;
And S40, when the working state is normal, sending the state information to external equipment connected with the early warning device through NB-IoT.
In addition, the specific processes of the NB-IoT gas valve well warning method are described in detail in the warning device, and are not described herein.
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 (10)

1. An NB-IoT based early warning device for a gas valve well, comprising:
The data control module is used for acquiring and storing state information of the gas valve well, wherein the state information at least comprises one of gas valve well cover displacement, gas valve well cover inclination, methane concentration and gas valve well water logging height;
The central processing module is used for judging the working state of the gas valve well according to the state information, and generating early warning information and giving an early warning when the working state is in an abnormal state;
and the data transmission module is used for transmitting the state information and the early warning information to external equipment connected with the early warning device in an NB-IoT communication mode.
2. The NB-IoT based gas valve well warning device according to claim 1, wherein the data control module comprises an acquisition unit and a data storage unit connected to the acquisition unit;
the acquisition unit is used for acquiring the state information of the gas valve well and sending the acquired state information to the data storage unit;
And the data storage unit is used for receiving the state information sent by the acquisition unit and storing the received state information.
3. The NB-IoT based gas valve well warning device according to claim 2, wherein the collection unit comprises one or more of an infrared displacement sensor, a tilt sensor, a gas sensor, and a liquid level sensor; the infrared displacement sensor is used for collecting displacement information of the gas valve well cover; the inclination sensor is used for acquiring the inclination of the gas valve well cover; the gas sensor is used for detecting the methane concentration in the gas valve well; the liquid level sensor is used for detecting the water immersion height in the gas valve well.
4. The NB-IoT based gas valve well warning device according to claim 1, wherein the central processing module comprises a processing module and a warning module, the processing module is connected to the warning module;
the processing module is used for comparing the state information with a preset state information range respectively to determine the working state of the gas valve well, generating early warning information when the working state is an abnormal state, and sending the early warning information to the early warning module;
and the early warning module is used for receiving the early warning information and generating an early warning prompt according to the early warning information.
5. the NB-IoT based gas valve well pre-warning device according to claim 4, wherein the central processing module further comprises a power module, and the power module is respectively connected with the pre-warning module and the processing module to supply power to the pre-warning module and the processing module.
6. an NB-IoT based early warning device for a gas valve well according to claim 5, wherein the power module comprises a battery pack, a solar panel and a charging mechanism, the solar panel is connected to the battery pack via the charging mechanism to charge the battery pack via the solar panel.
7. an NB-IoT based gas valve well pre-warning device as recited in claim 6, wherein the pre-warning device is disposed inside the gas valve well, and the solar panel is disposed outside the gas valve well and connected to the charging device via a connection cable.
8. the NB-IoT based gas valve well warning device according to claim 6, wherein the data control module and the data transmission module are both connected to the central processing module to provide power to the data control module and the data transmission module through the central processing module.
9. the NB-IoT based gas valve well early warning device according to claim 4, wherein the data transmission module comprises an NB-IoT communication module and a transmission module;
The NB-IoT communication module is used for sending the state data to a remote server end connected with the early warning device through an NB-IoT communication protocol;
and the transmitting module is used for periodically transmitting the state information and the early warning information generated by the processing module to the PC end and the mobile phone end through NB-IoT.
10. An NB-IoT gas valve well warning method applied to the NB-IoT gas valve well warning device of any one of claims 1 to 9, the method comprising:
acquiring and storing state information of a gas valve well, wherein the state information at least comprises one of gas valve well cover displacement, gas valve well cover inclination, methane concentration and gas valve well water logging height;
determining the working state of the gas valve well according to the state information, wherein the working state comprises a normal state and an abnormal state;
when the working state is an abnormal state, generating early warning information according to the state information, generating early warning prompt according to the early warning information to perform early warning, and sending the early warning information and the state information to external equipment connected with the early warning device through NB-IoT;
And when the working state is normal, sending the state information to external equipment connected with the early warning device through NB-IoT.
CN201910731553.7A 2019-08-08 2019-08-08 NB-IoT-based gas valve well early warning device and early warning method Pending CN110570630A (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100300696A1 (en) * 2009-05-27 2010-12-02 Schlumberger Technology Corporation System and Method for Monitoring Subsea Valves
CN203258379U (en) * 2013-05-24 2013-10-30 烟台东方英达康自动化技术有限公司 Gas valve well monitoring and warning device
CN207648471U (en) * 2017-11-09 2018-07-24 广州发展集团股份有限公司 Steel gas pipe underground Leakage Detection system
CN208886402U (en) * 2018-08-22 2019-05-21 包头市燃气有限公司 Valve well density monitoring system
CN109958880A (en) * 2019-03-26 2019-07-02 四川利能燃气工程设计有限公司 Valve pit monitoring system and monitoring method

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100300696A1 (en) * 2009-05-27 2010-12-02 Schlumberger Technology Corporation System and Method for Monitoring Subsea Valves
CN203258379U (en) * 2013-05-24 2013-10-30 烟台东方英达康自动化技术有限公司 Gas valve well monitoring and warning device
CN207648471U (en) * 2017-11-09 2018-07-24 广州发展集团股份有限公司 Steel gas pipe underground Leakage Detection system
CN208886402U (en) * 2018-08-22 2019-05-21 包头市燃气有限公司 Valve well density monitoring system
CN109958880A (en) * 2019-03-26 2019-07-02 四川利能燃气工程设计有限公司 Valve pit monitoring system and monitoring method

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Application publication date: 20191213