CN114183696A - Gas pipeline anti-breaking monitoring device and method - Google Patents
Gas pipeline anti-breaking monitoring device and method Download PDFInfo
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- CN114183696A CN114183696A CN202111578730.6A CN202111578730A CN114183696A CN 114183696 A CN114183696 A CN 114183696A CN 202111578730 A CN202111578730 A CN 202111578730A CN 114183696 A CN114183696 A CN 114183696A
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 13
- 238000001514 detection method Methods 0.000 claims abstract description 303
- 238000004891 communication Methods 0.000 claims abstract description 32
- 238000010276 construction Methods 0.000 claims abstract description 28
- 230000001133 acceleration Effects 0.000 claims abstract description 24
- 230000002159 abnormal effect Effects 0.000 claims abstract description 19
- 230000000007 visual effect Effects 0.000 claims abstract description 5
- 230000003287 optical effect Effects 0.000 claims description 36
- 238000012544 monitoring process Methods 0.000 claims description 14
- 230000001960 triggered effect Effects 0.000 claims description 12
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 3
- 229910052744 lithium Inorganic materials 0.000 claims description 3
- 239000013307 optical fiber Substances 0.000 claims description 3
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
- F17D5/02—Preventing, monitoring, or locating loss
- F17D5/06—Preventing, monitoring, or locating loss using electric or acoustic means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
- F17D5/005—Protection or supervision of installations of gas pipelines, e.g. alarm
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Abstract
The invention discloses a gas pipeline anti-digging monitoring device and a method. The detection terminal is arranged above the gas pipeline, and the detection cable is laid on the detection terminal above the gas pipeline and comprises a cable detection module, a communication module, an audible and visual alarm module, a GPS module, an acceleration sensor and a power module. The system cloud is used for recording and displaying state information of the detection terminal, and when the system cloud receives abnormal information sent by the detection terminal communication module, relevant detection terminal information is displayed and relevant management personnel are notified. According to the invention, the safety condition near the pipeline can be accurately judged by detecting the on-off of the cable, especially for engineering projects near the pipeline for construction, and the cable is freely arranged, can be flexibly arranged in a protection range according to requirements, and does not need additional construction and installation.
Description
Technical Field
The invention belongs to the field of gas pipeline protection, and particularly relates to a gas pipeline anti-breaking monitoring device and method.
Background
Municipal works, industry and civil buildings construction are under construction near gas pipeline is pre-buried, and the gas pipeline can appear by the damaged or dig the condition absolutely, can lead to the gas to leak, causes the potential safety hazard. Under the scheme is prevented digging by current pipeline, cable, if install pressure sensor or vocal print sensor on the pipeline, through the vibrations near the detection pipeline, perhaps sound judges near the pipeline whether be under construction to judge whether cable or pipeline are safe.
Under prior art scheme, if install on the pipeline, pressure sensor or vocal print sensor, if construction equipment is near pipeline during operation, can greatly cause the wrong report to can't accurately judge whether the pipeline is in safe state, and through pressure sensor, or the mode that vocal print sensor detected, the algorithm is complicated and interference factor is more, technical difficult realization. And the vibration sensor and the voiceprint sensor device may need to be pre-buried underground or close to the pipeline, which may cause inconvenience in use and installation.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a gas pipeline anti-digging monitoring device and a method.
The utility model provides a gas pipeline prevents digging disconnected monitoring devices, includes detection terminal, detects cable and system high in the clouds.
The detection terminal is arranged above the gas pipeline, the detection cables are laid above the gas pipeline, and the distribution of the detection cables is arranged according to the distribution of the gas pipeline or the early warning range.
The detection terminal comprises a cable detection module, a communication module, an audible and visual alarm module, a GPS module, an acceleration sensor and a power module.
The cable detection module is used for detecting whether a cable is damaged or not, the communication module is used for communicating with the cloud of the system, if the cable is monitored to be damaged, the detection terminal starts the communication module, the cable detection module starts the sound and light alarm module when starting the communication module, and when the sound and light alarm module is started, a sound alarm and an alarm lamp flicker can be sent out. The power supply module consists of a lithium battery and a power supply management circuit and is responsible for providing power for each module of the detection terminal.
The GPS module and the acceleration sensor are used for monitoring whether the detection terminal is moved or not, when the acceleration sensor is triggered, the detection terminal starts the GPS module to carry out positioning, and when the position of the detection terminal is judged to be moved, the communication module is triggered to report to the cloud of the system.
The system cloud is used for recording and displaying state information of the detection terminal, and when the system cloud receives abnormal information sent by the detection terminal communication module, relevant detection terminal information is displayed and relevant management personnel are notified.
Further, the detection cable adopts an optical cable or a twisted pair;
furthermore, a plurality of ports are arranged on the detection terminal, and the number and the direction of detection cables connected with the detection terminal are determined according to actual conditions.
A gas pipeline anti-breaking monitoring method comprises the following steps:
step (1) when the situation that the gas pipeline accessory is required to be constructed occurs, determining a monitoring area according to the specific construction situation, and setting a gas pipeline anti-cutting monitoring device;
selecting the arrangement mode of the detection terminal and the detection cable according to the predicted construction time; when the predicted construction time does not exceed a set threshold value, fixing the detection terminal by adopting a bracket, and fixing the detection cable on the ground surface by a fixing clamp; and when the predicted construction time exceeds a set threshold value, burying the detection terminal into the shallow underground layer, and burying the detection cable into the ground.
The number and the direction of detection cables connected with the detection terminal are determined according to actual conditions, and the distribution of the detection cables is arranged according to the distribution of the gas pipelines or the early warning range.
And (2) after the detection terminal and the detection cable are arranged, the detection terminal starts a GPS module, performs positioning detection to obtain the current position coordinate of the detection terminal, starts a communication module, and keeps the coordinate after the system cloud receives the position coordinate and uses the coordinate as a judgment basis for subsequent detection terminal moving.
And (3) after the detection terminal and the detection cable are arranged, the detection of the cable detection module Ts is started once, when the detection cable adopts an optical fiber, the cable detection module is configured as an optical module, when the cable detection module is started for detection, an optical signal is emitted, the cable detection module judges whether the returned optical signal is received, if the optical signal is judged to be received, the cable detection module is judged to be normal, and after the interval Ts, the cable detection module is started again for detection.
When the cable detection module starts detection, if the returned optical signal is not received, the cable detection module is started again at an interval of 1s for detection, if the returned optical signal is not received, the cable detection module is continuously started for detection after 1s, and if the optical signal cannot be received in three continuous detections, the optical cable is judged to be damaged.
If the optical cable is damaged, the detection module starts the communication module to report abnormal information to the system cloud end, and the alarm system of the system cloud end sends the information of the abnormal detection terminal to an administrator.
When the detection cable adopts a twisted pair, the cable detection module is configured as an electric module, when the cable detection module starts detection, a constant current signal is transmitted, the cable detection module judges whether a returned electric signal is received, if the returned electric signal is received, the cable detection module is judged to be normal, and the cable detection module is started again after an interval Ts for detection.
When the cable detection module starts detection, if the returned electric signal is not received, the cable detection module is started again at an interval of 1s for detection, if the returned electric signal is not received, the cable detection module is continuously started for detection after 1s, and if the electric signal cannot be received in three continuous detections, the optical cable is judged to be damaged.
If the optical cable is damaged, the detection module starts the communication module to report abnormal information to the system cloud end, and the alarm system of the system cloud end sends the information of the abnormal detection terminal to an administrator.
And (4) after the detection terminal is installed on a construction site, starting the acceleration sensor every Ns by the detection terminal, starting the acceleration sensor for detection every 1s after the acceleration sensor is triggered, starting the GPS module for positioning by the detection module if the acceleration sensor is triggered after three continuous detections, starting the sound-light alarm module if the detection terminal is detected to be positioned beyond the set range, starting the communication module to report abnormal information to the cloud of the system, and displaying the information of the related detection terminal and informing related management personnel to process by the cloud of the system.
And the detection terminal is communicated with the system cloud once a day and reports the state of the detection terminal and GPS positioning.
Further, when the detection terminal is fixed through the bracket, the sound-light alarm module of the detection terminal is arranged at the top end of the bracket and is connected with the detection terminal through a wire; when the detection terminal is buried in the shallow underground layer, the sound and light alarm module of the detection terminal is fixed on the ground and is connected with the detection terminal through a lead.
Furthermore, the detection cable is arranged in an S shape and is arranged right above the gas pipeline in a reciprocating mode, and the detection range is enlarged.
Further, the interval time T (T is less than or equal to 30) for the detection of the cable detection module is determined according to the actual power consumption and the predicted construction time, and the smaller the time interval is, the higher the detection precision is;
furthermore, the detection interval time N (N is less than or equal to 30) of the acceleration sensor of the detection terminal is determined according to the actual power consumption and the predicted construction time, and the smaller the time interval is, the higher the detection precision is;
the invention has the following beneficial effects:
under prior art scheme, if install on the pipeline, pressure sensor or vocal print sensor, if construction equipment is near pipeline during operation, can greatly cause the wrong report to can't accurately judge whether the pipeline is in safe state, and through pressure sensor, or the mode that vocal print sensor detected, the algorithm is complicated and interference factor is more, technical difficult realization. And the vibration sensor and the voiceprint sensor device may need to be pre-buried underground or close to the pipeline, which may cause inconvenience in use and installation.
According to the invention, the safety condition near the pipeline can be accurately judged by detecting the on-off of the cable, especially for engineering projects near the pipeline for construction, and the cable is freely arranged, can be flexibly arranged in a protection range according to requirements, and does not need additional construction and installation.
The invention is provided with the relevant mobile detection and positioning device, and can inform relevant personnel to manage in time when the detection equipment is moved.
The invention supplies power by using a built-in battery mode, and provides the detection equipment with convenience in use.
The invention has simple implementation mode, lower cost, large detection range corresponding to one detection terminal and more accurate monitoring area.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a schematic diagram of a detection terminal according to an embodiment of the present invention.
The system comprises a detection terminal 1, a detection cable 2, a detection terminal port 3, a fixing clamp 4, an audible and visual alarm module 5 and a support 6.
Detailed Description
The method of the invention is further described below with reference to the accompanying drawings and examples.
As shown in fig. 1, a gas pipeline anti-breaking monitoring device comprises a detection terminal 1, a detection cable 2 and a system cloud.
The gas pipeline detection device is characterized in that the detection terminal 1 is arranged above the gas pipeline, the detection cable 2 is laid above the gas pipeline, and the distribution of the detection cable 2 is arranged according to the distribution of the gas pipeline or the early warning range.
The detection terminal 1 comprises a cable detection module, a communication module, an audible and visual alarm module, a GPS module, an acceleration sensor and a power module.
The cable detection module is used for detecting whether the cable 2 is damaged or not, the communication module is used for communicating with the cloud of the system, if the cable is monitored to be damaged, the detection terminal 1 starts the communication module, the cable detection module starts the sound and light alarm module when starting the communication module, and when the sound and light alarm module is started, a sound alarm and an alarm lamp flicker can be sent out. The power module is composed of a lithium battery and a power management circuit and is responsible for providing power for each module of the detection terminal 1.
The GPS module and the acceleration sensor are used for monitoring whether the detection terminal 1 is moved or not, when the acceleration sensor is triggered, the detection terminal 1 starts the GPS module to carry out positioning, and when the position of the detection terminal 1 is judged to be moved, the communication module is triggered to report to a system cloud.
The detection terminal 1 is provided with a plurality of ports, and the number and the direction of the detection cables 2 connected with the detection terminal 1 are determined according to actual conditions.
The detection cable 2 adopts an optical cable or a twisted pair;
the system cloud is used for recording and displaying state information of the detection terminal 1, and when the system cloud receives abnormal information sent by the communication module of the detection terminal 1, relevant detection terminal information is displayed and relevant management personnel are notified.
Fig. 2 is a schematic diagram of a detection terminal according to an embodiment of the present invention.
A gas pipeline anti-breaking monitoring method comprises the following steps:
step (1) when the situation that the gas pipeline accessory is required to be constructed occurs, determining a monitoring area according to the specific construction situation, and setting a gas pipeline anti-cutting monitoring device;
selecting the arrangement mode of the detection terminal 1 and the detection cable 2 according to the predicted construction time; when the predicted construction time does not exceed a set threshold value, fixing the detection terminal 1 by adopting a bracket, and fixing the detection cable 2 on the ground surface by a fixing clamp; when the predicted construction time exceeds a set threshold, the detection terminal 1 is buried into a shallow underground layer, and the detection cable 2 is buried into the ground. The fixing clamp is U-shaped, the detection cable 2 is fixed in the middle, and two ends of the U-shaped are inserted underground.
When the detection terminal 1 is fixed through the bracket, the sound-light alarm module of the detection terminal 1 is arranged at the top end of the bracket and is connected with the detection terminal 1 through a wire; when the detection terminal 1 is buried in the shallow underground layer, the sound and light alarm module of the detection terminal 1 is fixed on the ground and is connected with the detection terminal 1 through a wire.
The number and the direction of the detection cables 2 connected with the detection terminal 1 are determined according to actual conditions, and the distribution of the detection cables 2 is arranged according to the distribution of the gas pipelines or the early warning range.
And (2) after the detection terminal 1 and the detection cable 2 are arranged, starting the detection terminal 1, starting cable detection through a cable detection module, detecting whether the detection cable 2 is installed in place, when the cable detection module detects that the cable is normal, starting a GPS module by the detection terminal 1, performing positioning detection to obtain a position coordinate of the detection terminal 1 at the moment, starting a communication module, and after receiving the position coordinate, a system cloud end can keep the coordinate and use the coordinate as a judgment basis for subsequent movement of the detection terminal 1.
And (3) after the detection terminal 1 and the detection cable 2 are arranged, the cable detection module 5s is started once, when the detection cable 2 adopts an optical fiber, the cable detection module is configured to be an optical module, when the cable detection module is started for detection, an optical signal is emitted, the cable detection module judges whether the returned optical signal is received, if the returned optical signal is judged to be normal, and after 5s, the cable detection module is started again for detection.
When the cable detection module starts detection, if the returned optical signal is not received, the cable detection module is started again at an interval of 1s for detection, if the returned optical signal is not received, the cable detection module is continuously started for detection after 1s, and if the optical signal cannot be received in three continuous detections, the optical cable is judged to be damaged.
If the optical cable is damaged, the detection module starts the communication module to report abnormal information to the system cloud end, and an alarm system of the system cloud end sends the information of the abnormal detection terminal 1 to an administrator.
When the detection cable 2 adopts a twisted pair, the cable detection module is configured as an electric module, when the cable detection module starts detection, a constant current signal is transmitted, the cable detection module judges whether a returned electric signal is received, if the returned electric signal is received, the cable detection module is judged to be normal, and the cable detection module is started again after 5s intervals for detection.
When the cable detection module starts detection, if the returned electric signal is not received, the cable detection module is started again at an interval of 1s for detection, if the returned electric signal is not received, the cable detection module is continuously started for detection after 1s, and if the electric signal cannot be received in three continuous detections, the optical cable is judged to be damaged.
If the optical cable is damaged, the detection module starts the communication module to report abnormal information to the system cloud end, and an alarm system of the system cloud end sends the information of the abnormal detection terminal 1 to an administrator.
And (4) after the detection terminal 1 is installed on a construction site, starting the acceleration sensor by the detection terminal 1 every 3s, starting the acceleration sensor for detection every 1s after the acceleration sensor is triggered, starting the GPS module for positioning by the detection module if the acceleration sensor is triggered after three times of detection, starting the sound-light alarm module if the detection terminal 1 is detected to be positioned beyond the set range, starting the communication module to report abnormal information to the cloud of the system, and displaying the information of the related detection terminal by the cloud of the system and informing related management personnel to process the information.
Claims (8)
1. A gas pipeline anti-breaking monitoring device is characterized by comprising a detection terminal, a detection cable and a system cloud;
the detection terminal is arranged above the gas pipeline, the detection cables are laid above the gas pipeline, and the distribution of the detection cables is arranged according to the distribution of the gas pipeline or the early warning range;
the detection terminal comprises a cable detection module, a communication module, an audible and visual alarm module, a GPS module, an acceleration sensor and a power supply module;
the cable detection module is used for detecting whether a cable is damaged or not, the communication module is used for communicating with a system cloud, if the cable is detected to be damaged, the detection terminal starts the communication module, the cable detection module starts the sound and light alarm module when starting the communication module, and when the sound and light alarm module is started, a sound alarm and an alarm lamp flicker are sent out; the power supply module consists of a lithium battery and a power supply management circuit and is responsible for supplying power to each module of the detection terminal;
the GPS module and the acceleration sensor are used for monitoring whether the detection terminal is moved, when the acceleration sensor is triggered, the detection terminal starts the GPS module to carry out positioning, and when the position of the detection terminal is judged to be moved, the communication module is triggered to upload the information to the cloud end of the system;
the system cloud is used for recording and displaying state information of the detection terminal, and when the system cloud receives abnormal information sent by the detection terminal communication module, relevant detection terminal information is displayed and relevant management personnel are notified.
2. The gas pipeline anti-break monitoring device according to claim 1, wherein the detection cable is an optical cable or a twisted pair cable.
3. The gas pipeline anti-break monitoring device according to claim 2, wherein a plurality of ports are arranged on the detection terminal, and the number and direction of detection cables connected with the detection terminal are determined according to actual conditions.
4. A gas pipeline anti-breaking monitoring method is characterized by comprising the following steps:
step (1) when the situation that the gas pipeline accessory is required to be constructed occurs, determining a monitoring area according to the specific construction situation, and setting a gas pipeline anti-cutting monitoring device;
selecting the arrangement mode of the detection terminal and the detection cable according to the predicted construction time; when the predicted construction time does not exceed a set threshold value, fixing the detection terminal by adopting a bracket, and fixing the detection cable on the ground surface by a fixing clamp; when the predicted construction time exceeds a set threshold value, embedding the detection terminal into an underground shallow layer, and embedding the detection cable into the underground;
determining the number and direction of detection cables connected with the detection terminal according to actual conditions, wherein the distribution of the detection cables is arranged according to the distribution of the gas pipelines or the early warning range;
step (2) after the detection terminal and the detection cable are arranged, the detection terminal starts a GPS module, performs positioning detection to obtain the current position coordinate of the detection terminal, starts a communication module, and keeps the coordinate after the system cloud receives the position coordinate and takes the coordinate as the judgment basis for the subsequent detection terminal moving;
step (3) after the detection terminal and the detection cable are arranged, the detection of a cable detection module Ts is started once, when the detection cable adopts an optical fiber, the cable detection module is configured as an optical module, when the cable detection module is started for detection, an optical signal is emitted, the cable detection module judges whether a returned optical signal is received, if the optical signal is judged to be received, the cable detection module is judged to be normal, and after the interval of Ts, the cable detection module is started again for detection;
when the cable detection module starts detection, if the returned optical signal is not received, the cable detection module is started again at an interval of 1s for detection, if the returned optical signal is not received, the cable detection module is continuously started for detection after 1s, and if the optical signal cannot be received in three continuous detections, the optical cable is judged to be damaged;
if the optical cable is detected to be damaged, the detection module starts the communication module to report abnormal information to the system cloud end, and an alarm system of the system cloud end sends the information of the abnormal detection terminal to an administrator;
when the detection cable adopts a twisted pair, the cable detection module is configured as an electric module, when the cable detection module starts detection, a constant current signal is transmitted, the cable detection module judges whether a returned electric signal is received, if the returned electric signal is received, the cable detection module is judged to be normal, and after an interval Ts, the cable detection module is started again for detection;
when the cable detection module starts detection, if the returned electric signal is not received, the cable detection module is started at an interval of 1s for detection, if the returned electric signal is not received, the cable detection module is continuously started for detection after 1s, and if the electric signal cannot be received in three continuous detections, the optical cable is judged to be damaged;
if the optical cable is detected to be damaged, the detection module starts the communication module to report abnormal information to the system cloud end, and an alarm system of the system cloud end sends the information of the abnormal detection terminal to an administrator;
step (4) after the detection terminal is installed on a construction site, the detection terminal starts an acceleration sensor every Ns, when the acceleration sensor is triggered, the acceleration sensor is started every 1s for detection, if the acceleration sensor is triggered after three continuous detections, a detection module starts a GPS module for positioning, if the detection terminal is detected to be positioned beyond a set range, a sound-light alarm module is started, a communication module is started to report abnormal information to a system cloud, and the system cloud displays related detection terminal information and notifies related management personnel to process the information;
and the detection terminal is communicated with the system cloud once a day and reports the state of the detection terminal and GPS positioning.
5. The gas pipeline anti-dig-break monitoring method according to claim 4, wherein when the detection terminal is fixed through the bracket, the sound and light alarm module of the detection terminal is arranged at the top end of the bracket and is connected with the detection terminal through a lead; when the detection terminal is buried in the shallow underground layer, the sound and light alarm module of the detection terminal is fixed on the ground and is connected with the detection terminal through a lead.
6. The gas pipeline anti-dig-break monitoring method according to claim 4, wherein the detection cable is arranged in an S shape and is arranged above the gas pipeline in a reciprocating manner, so that the detection range is enlarged.
7. The gas pipeline anti-cut-off monitoring method according to claim 4, wherein the interval time T for the detection of the cable detection module is determined according to actual power consumption and predicted construction time, and the smaller the time interval is, the higher the detection precision is.
8. The gas pipeline anti-cut-off monitoring method according to claim 4, wherein the detection interval time N of the acceleration sensor of the detection terminal is determined according to actual power consumption and predicted construction time, and the smaller the time interval is, the higher the detection precision is.
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| CN210035093U (en) * | 2019-03-07 | 2020-02-07 | 天津市浦海新技术有限公司 | Pipeline leakage detection alarm device |
| CN110296328A (en) * | 2019-06-27 | 2019-10-01 | 北京讯腾智慧科技股份有限公司 | Gas ductwork gas leakage detection system and method |
| CN210485300U (en) * | 2019-07-02 | 2020-05-08 | 武汉百思安科技有限公司 | Solar disconnection alarm for pipeline protection |
| CN110474677A (en) * | 2019-08-16 | 2019-11-19 | 王新凤 | A kind of method of quick positioning breakpoints of optical fiber |
| CN111504440A (en) * | 2020-04-28 | 2020-08-07 | 深圳市特发信息股份有限公司 | Natural damage optical cable behavior monitoring system with positioning and alarming functions |
| CN212694553U (en) * | 2020-07-24 | 2021-03-12 | 北京诺成新科技有限公司 | External-breakage-preventing early warning and warning pile for underground pipeline |
| CN111968347A (en) * | 2020-08-27 | 2020-11-20 | 闫洪飞 | Anti-damage wireless alarm system for gas pipe network |
| CN112361227A (en) * | 2020-11-24 | 2021-02-12 | 重庆市山城燃气设备有限公司 | Monitoring method and system based on Internet of things gas pipeline and pipeline arrangement method |
| CN112700911A (en) * | 2020-12-17 | 2021-04-23 | 钟为福 | Waterproof ventilative type prevents to miss disconnected underground cable of digging |
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