CN211780254U - Pipe network leakage alarm positioning system for hazardous chemical pipelines and urban pipelines - Google Patents
Pipe network leakage alarm positioning system for hazardous chemical pipelines and urban pipelines Download PDFInfo
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- CN211780254U CN211780254U CN201922234618.5U CN201922234618U CN211780254U CN 211780254 U CN211780254 U CN 211780254U CN 201922234618 U CN201922234618 U CN 201922234618U CN 211780254 U CN211780254 U CN 211780254U
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Abstract
The invention belongs to the field of underground pipe networks and hazardous chemical pipelines, and particularly relates to a pipe network leakage alarm positioning system for hazardous chemical pipelines and urban pipelines. The device comprises a pipe network consisting of pipelines, a conductive strip, a signal processor, a power supply and a control center for receiving signals transmitted by the signal processor, wherein the conductive strip is arranged on the outer wall surface of the pipeline or embedded in the pipeline or placed in the pipeline. The pipeline is divided into multiple sections, such as 10-meter sections, then the conductive strips are attached to the bottoms of the sections, the two ends of each conductive strip are connected with electric wires for connecting a signal processor and a power supply, the conductive strips are normally conducted when the pipeline is not broken, the conductive strips are torn off or corroded when the pipeline is broken or leaked, and accordingly an open circuit is caused, and the signal processor sends the situation of the broken position to a control center. So that the problematic pipe section can be determined very unambiguously.
Description
Technical Field
The invention belongs to the field of underground pipe networks and hazardous chemical pipelines, and particularly relates to a pipe network leakage alarm positioning system for hazardous chemical pipelines and urban pipelines.
Background
The underground pipe network is densely distributed in cities, a plurality of medium pipe networks are distributed in a criss-cross mode, such as a tap water pipe network, a natural gas pipe network, a heating pipe network and the like, when natural disasters of earthquakes occur and ground pavements subside, the underground pipe network is likely to break and leak, and due to the dense distribution of the pipe networks, the investigation needs to be carried out one by one, which is troublesome. In addition, many chemical plant enterprises also use many pipelines to transport various corrosive liquids, such as nitric acid and hydrofluoric acid. If leakage (often occur at joints such as valves, flange joints, elbow tees and the like), great damage can be caused to equipment, pipelines and environment, and often tiny leakage is difficult to discover, and even if discovery is completed, a large leakage accident is developed.
Disclosure of Invention
The invention aims to provide a pipe network leakage alarm positioning system for hazardous chemical pipelines and urban pipelines.
The technical purpose of the invention is realized by the following technical scheme:
the utility model provides a pipe network leakage alarm positioning system of dangerization pipeline and urban pipeline, includes the pipe network of constituteing by the pipeline, many on the pipeline easy disconnection when the pipeline leaks or the fracture and along the busbar that pipeline length direction set up, through connect in the electric wire at busbar both ends and the signal processor that the busbar is even, with the power that signal processor connects, the control center of the signal of receipt by signal processor transmission comes, the busbar is located on the outer wall of pipeline or the busbar inlays to be located in the pipeline or put into in the pipeline.
The pipeline is divided into multiple sections, such as 10-meter sections, then the conductive strips are attached to the bottoms of the sections, the two ends of each conductive strip are connected with electric wires for connecting a signal processor and a power supply, the conductive strips are normally conducted when the pipeline is not broken, the conductive strips are torn off or corroded when the pipeline is broken or leaked, and accordingly an open circuit is caused, and the signal processor sends the situation of the broken position to a control center. So that the problematic pipe section can be determined very unambiguously.
Preferably, the pipeline comprises a pipe body part and pipe end connecting parts connected with adjacent pipelines, the conducting strips distributed on the pipe end connecting parts are attached to the bottoms of the pipe end connecting parts, and two ends of each conducting strip are connected to the bottoms of the adjacent pipelines respectively; the conductive strips at least arranged on the outer wall surface of the pipeline and embedded in the pipeline are arranged at the bottom of the pipeline.
Preferably, the conductive strips distributed on the pipe body part are attached to the bottom of the pipe body part or embedded in the pipe body part or placed in the pipeline.
Can take the tear conducting strip after the pipeline fracture, thereby originally spill also can corrode the conducting strip and then cause the broken circuit to the danger pipeline that carries corrosive liquids when appearing the fracture or leaking in addition, so this application all establishes the bottom at the pipeline with the conducting strip as far as possible to improve alarm system's effect and reliability. The pipe end connecting parts are the most easily-occurring places, namely, the pipe end connecting parts such as valves, flange connectors, elbow tee joints and the like are arranged at multiple positions on the pipeline, the conducting strips are attached to the bottom in a crossing mode as close as possible, and when the pipeline is bent upwards, the conducting strips are also attached to the outer sides of the connecting parts upwards in the same mode.
The conducting strips which are all correspondingly arranged on the tube body part can be directly placed into the pipeline in an overtime pipeline.
Preferably, the conductive strips are strip-shaped copper foil strips, and the thickness of the copper foil is 0.2-1 mm. The copper foil has a good effect of achieving the purpose of the application and is easy to obtain.
Preferably, a waterproof insulating layer is attached to the outside of the conductive bar at least arranged outside the bottom of the pipeline and embedded in the pipeline.
Preferably, the edges of the waterproof insulating layers exceed the corresponding conductive strips to be connected with the pipeline.
Preferably, the waterproof insulating layer is a rubber film layer.
Considering that the underground pipeline is buried in the soil, the conductive strip can be interfered by factors such as underground water short circuit and corrosion, and a layer of waterproof insulating rubber film can be attached outside the conductive strip so as to isolate the interference factors such as underground water.
Preferably, the signal processor is a DI/DO signal processing module or a PLC.
Preferably, the signal processor sends the signal to the control center through an electric connection or an internet of things card or a wireless signal transmitter, and the signal can also be sent to the APP on the mobile phone through the internet of things card or the wireless signal transmitter.
Can realize the warning of multimode through some existing high-tech equipment, like install corresponding APP on the cell-phone, can directly receive the alarm condition that signal processor sent through wireless signal transmitter.
Preferably, the alarm positioning system further comprises a plurality of alarm lamps connected with the signal processor, and when the circuit in which the conductive strips are positioned is powered off due to the breakage of the conductive strips, the corresponding alarm lamp lights to indicate which section of the pipeline is broken. The sound alarm connected with the signal processor can be additionally arranged.
In conclusion, the invention has the following beneficial effects:
1. the pipeline is divided into multiple sections, such as 10-meter sections, then the conductive strips are attached to the bottoms of the sections, the two ends of each conductive strip are connected with electric wires for connecting a signal processor and a power supply, the conductive strips are normally conducted when the pipeline is not broken, the conductive strips are torn off or corroded when the pipeline is broken or leaked, and accordingly an open circuit is caused, and the signal processor sends the situation of the broken position to a control center. So that the problematic pipe section can be determined very unambiguously.
2. Through the setting of this application can shorten the time as far as possible to the danger pipeline of carrying liquid and know the small seepage of danger pipeline to indicate accurate position, can in time handle, avoid big leakage accident to take place. Has positive significance for safe production and environment. After the urban pipeline is in an earthquake disaster or ground settlement, the time is shortened as much as possible, the position of the underground pipeline fracture can be known quickly as soon as possible, accurate guidance can be provided for emergency repair, and damage is reduced to the maximum extent.
3. This application simple structure, processing is convenient, excellent in use effect.
Drawings
Fig. 1 is a schematic structural diagram of the present application.
Fig. 2 is a first schematic view of a pipeline structure.
Fig. 3 is a schematic view of a pipeline structure two.
Fig. 4 is a schematic diagram of a conduit configuration with conductive strips inserted into the conduit.
In the figure, 1-pipeline, 11-pipe body part, 12-pipe end connecting part, 2-conducting strip, 3-signal processor, 4-power supply, 5-control center, 6-waterproof insulating layer, 7-alarm lamp, 8-Internet of things card or wireless signal transmitter.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
The first embodiment is as follows:
the utility model provides a pipe network leakage alarm positioning system of dangerization pipeline and urban pipeline, includes the pipe network of constituteing by pipeline 1, many on the pipeline easily break off when pipeline leakage or fracture and along the busbar 2 that pipeline length direction set up, through connect in the electric wire at busbar both ends and the signal processor 3 that the busbar electricity links, with power 4 that signal processor connects, the control center 5 of receiving the signal of being transmitted by signal processor, the busbar is located on the outer wall of pipeline or the busbar inlays to be located in the pipeline or put into in the pipeline.
This application is through the setting of above-mentioned system, falls into the pipeline into the multistage, if 10 meters one section, then pastes the busbar in the bottom in every section of section again to even going up the electric wire and being used for connecting signal processor and power at busbar both ends, the busbar normally switches on when the pipeline does not break, thereby can even take the busbar of tearing apart to cause the broken circuit when the pipeline appears breaking, and then signal processor sends the position of rupture condition for control center. So that the problematic pipe section can be determined very unambiguously.
The pipeline comprises a pipe body part 11 and pipe end connecting parts 12 connected with adjacent pipelines, the conducting strips distributed on the pipe end connecting parts are attached to the bottoms of the pipe end connecting parts, and two ends of the conducting strips are respectively connected to the bottoms of the adjacent pipelines; the conductive strips at least arranged on the outer wall surface of the pipeline and embedded in the pipeline are arranged at the bottom of the pipeline.
The conductive strips distributed on the tube body part are attached to the bottom of the tube body part or embedded in the tube body part or placed in the pipeline.
Can take the tear conducting strip after the pipeline fracture, thereby originally spill also can corrode the conducting strip and then cause the broken circuit to the danger pipeline that carries corrosive liquids when appearing the fracture or leaking in addition, so this application all establishes the bottom at the pipeline with the conducting strip as far as possible to improve alarm system's effect and reliability. The pipe end connecting parts are the most easily-occurring places, namely, the pipe end connecting parts such as valves, flange connectors, elbow tee joints and the like are arranged at multiple positions on the pipeline, the conducting strips are attached to the bottom in a crossing mode as close as possible, and when the pipeline is bent upwards, the conducting strips are also attached to the outer sides of the connecting parts upwards in the same mode.
The conducting strips which are all correspondingly arranged on the tube body part can be directly placed into the pipeline in an overtime pipeline.
Example two:
the difference from the above embodiment is that the conductive strips are copper foil strips, the thickness of the copper foil is 0.2-1mm, and in this embodiment, 0.2mm can be adopted, so that the connection is ensured and the conductive strips are easy to break when in failure. The copper foil has a good effect of achieving the purpose of the application and is easy to obtain.
Example three:
different from the above embodiment, a waterproof insulating layer 6 is attached at least outside the bottom of the pipeline and outside the conductive strip embedded in the pipeline. And the edges of the waterproof insulating layers exceed the corresponding conductive strips and are connected with the pipeline. The waterproof insulating layer is a rubber film layer.
Considering that the underground pipeline is buried in the soil, the conductive strip can be interfered by factors such as underground water short circuit and corrosion, and a layer of waterproof insulating rubber film can be attached outside the conductive strip so as to isolate the interference factors such as underground water.
The signal processor is a DI/DO signal processing module or a PLC. Considering that the environment of the hazardous chemical enterprises is severe, the number of points in the practical implementation scheme is certain, so that the signal processor can be replaced by the PLC to ensure the stability of the system operation.
The natural gas leakage occurs after the natural gas pipeline is broken, so the electric signal for detection must be a passive or ultra-low voltage signal, the electric spark is not generated, and the absolute explosion prevention is realized.
The signal processor sends the signal to the control center through the electric connection or the Internet of things card or the wireless signal transmitter 8, and the signal can also be sent to the APP on the mobile phone through the Internet of things card or the wireless signal transmitter.
Can realize the warning of multimode through some existing high-tech equipment, like install corresponding APP on the cell-phone, can directly receive the alarm condition that signal processor sent through wireless signal transmitter. The signal can be sent and received in wired and wireless modes, and is sent to a centralized control room and related personnel in the forms of sound-light alarm or short message notification after passing through a signal processor. Still make APP and control panel wireless connection through the bluetooth, the cell-phone can show alarm state in step in real time.
Example four:
the difference from the above embodiment is that the alarm positioning system further comprises a plurality of alarm lamps 7 connected to the signal processor, and when the conductive strip breaks to cause the circuit in which the conductive strip is located to be powered off, the corresponding alarm lamp lights to indicate which section of the pipeline is broken. The application can also be additionally provided with a sound alarm. The power supply directly supplies power to the signal processor, and then the input and output terminals of the signal processor supply power to the bus bars, the indicator lights and the like.
Through the setting of this application can shorten the time as far as possible to the danger pipeline of carrying liquid and know the small seepage of danger pipeline to indicate accurate position, can in time handle, avoid big leakage accident to take place. Has positive significance for safe production and environment. After the urban pipeline is in an earthquake disaster or ground settlement, the time is shortened as much as possible, the position of the underground pipeline fracture can be known quickly as soon as possible, accurate guidance can be provided for emergency repair, and damage is reduced to the maximum extent.
Claims (10)
1. The utility model provides a pipe network leakage alarm positioning system of dangerization pipeline and urban pipeline which characterized in that: including the pipe network of constituteing by pipeline (1), lay in many on the pipeline easy disconnection when the pipeline leaks or the fracture and along pipeline length direction set up busbar (2), through connect in signal processor (3) that the electric wire at busbar both ends and busbar electricity link, with power (4) that signal processor connects, receive control center (5) of the signal of sending by signal processor, the busbar is located on the outer wall of pipeline or the busbar inlays to be located in the pipeline or put into in the pipeline.
2. The pipe network leakage alarm positioning system for the hazardous chemical pipelines and the urban pipelines according to claim 1, which is characterized in that: the pipeline comprises a pipe body part (11) and pipe end connecting parts (12) connected with adjacent pipelines, the conducting strips distributed on the pipe end connecting parts are attached to the bottoms of the pipe end connecting parts, and two ends of each conducting strip are connected to the bottoms of the adjacent pipelines respectively; the conductive strips at least arranged on the outer wall surface of the pipeline and embedded in the pipeline are arranged at the bottom of the pipeline.
3. The pipe network leakage alarm positioning system for the hazardous chemical pipelines and the urban pipelines according to claim 2, characterized in that: the conductive strips distributed on the tube body part are attached to the bottom of the tube body part or embedded in the tube body part or placed in the pipeline.
4. The pipe network leakage alarm positioning system for the hazardous chemical pipelines and the urban pipelines according to claim 3, wherein the alarm positioning system comprises: the conducting strips are strip-shaped copper foil strips, and the thickness of the copper foil is 0.2-1 mm.
5. The system for alarming and positioning leakage of a pipe network of a hazardous chemical pipeline and an urban pipeline according to any one of claims 1 to 4, wherein: and a waterproof insulating layer (6) is attached to the outside of the conductive bar at least arranged outside the bottom of the pipeline and embedded in the pipeline.
6. The pipe network leakage alarm positioning system for the hazardous chemical pipelines and the urban pipelines according to claim 5, wherein the alarm positioning system comprises: and the edges of the waterproof insulating layers exceed the corresponding conductive strips and are connected with the pipeline.
7. The pipe network leakage alarm positioning system for the hazardous chemical pipelines and the urban pipelines according to claim 5, wherein the alarm positioning system comprises: the waterproof insulating layer is a rubber film layer.
8. The pipe network leakage alarm positioning system for the hazardous chemical pipelines and the urban pipelines according to claim 1, which is characterized in that: the signal processor is a DI/DO signal processing module or a PLC.
9. The pipe network leakage alarm positioning system for the hazardous chemical pipelines and the urban pipelines according to claim 8, wherein the alarm positioning system comprises: the signal processor sends the signal to a control center through an electric connection or an Internet of things card or a wireless signal transmitter (8), and the signal can also be sent to an APP on the mobile phone through the Internet of things card or the wireless signal transmitter.
10. The pipe network leakage alarm positioning system for the hazardous chemical pipelines and the urban pipelines according to claim 8, wherein the alarm positioning system comprises: the alarm positioning system also comprises a plurality of alarm lamps (7) connected with the signal processor, and when the conductive strips are broken to cause the power failure of the loop in which the conductive strips are positioned, the corresponding alarm lamps are lightened to indicate which section of the pipeline is broken.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922234618.5U CN211780254U (en) | 2019-12-13 | 2019-12-13 | Pipe network leakage alarm positioning system for hazardous chemical pipelines and urban pipelines |
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| CN201922234618.5U CN211780254U (en) | 2019-12-13 | 2019-12-13 | Pipe network leakage alarm positioning system for hazardous chemical pipelines and urban pipelines |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113008475A (en) * | 2021-03-05 | 2021-06-22 | 深圳市祥为测控技术有限公司 | Transmission pipeline leakage detection system and leakage detection method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113008475A (en) * | 2021-03-05 | 2021-06-22 | 深圳市祥为测控技术有限公司 | Transmission pipeline leakage detection system and leakage detection method thereof |
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