CN220171222U - Long oil and gas pipeline insulating joint on-line monitoring device - Google Patents
Long oil and gas pipeline insulating joint on-line monitoring device Download PDFInfo
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- CN220171222U CN220171222U CN202321691175.2U CN202321691175U CN220171222U CN 220171222 U CN220171222 U CN 220171222U CN 202321691175 U CN202321691175 U CN 202321691175U CN 220171222 U CN220171222 U CN 220171222U
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 26
- 238000012360 testing method Methods 0.000 claims abstract description 76
- 238000009413 insulation Methods 0.000 claims description 9
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 7
- 238000004880 explosion Methods 0.000 claims description 6
- 238000012544 monitoring process Methods 0.000 claims description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 3
- 229910052744 lithium Inorganic materials 0.000 claims description 3
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 abstract description 4
- 238000005452 bending Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- Pipeline Systems (AREA)
Abstract
The utility model relates to an on-line monitoring device for an insulating joint of a long oil and gas pipeline, which comprises an explosion-proof box body, wherein a power module, a host module and a lightning protection module are arranged in the explosion-proof box body; two ends of the host module are respectively connected with the output ends of the power module and the lightning protection module, and one end of the host module connected with the power module is also provided with a debugging port; the input end of the lightning protection module is respectively connected with an oil gas pipeline station inner lead wire, an oil gas pipeline station outer lead wire, a reference electrode, a natural test piece, a current test piece and a power-off test piece which are buried underground; the oil gas pipeline station inner lead is connected with the station inner pipeline, and the oil gas pipeline station outer lead is connected with the station outer pipeline; the reference electrode, the natural test piece, the current test piece and the power-off test piece are respectively positioned beside the insulating joint. The utility model can test the effectiveness of the insulating joint at regular time and send the test data to the background server end, is convenient to test, and avoids the occurrence of oil gas leakage or more serious problems caused by inconvenient test and long-time non-test.
Description
Technical Field
The utility model belongs to the technical field of monitoring of insulating joints of oil and gas pipelines, and particularly relates to an on-line monitoring device for insulating joints of long oil and gas pipelines.
Background
In oil-gas field ground engineering, an insulating joint of an oil-gas pipeline is the most commonly used electric insulating part, is used for separating engineering systems such as a station, a line and a monomer crossing, and has the sealing performance required by a buried steel pipeline and the electric insulating performance required by an electrochemical protection engineering.
With the accelerated development of oil and gas field development, the application of the insulating joint of the oil and gas pipeline is wider, and the insulating joint is usually arranged at the inner boundary of a station and is connected with the pipeline outside the station, so that the insulating joint directly bears the thrust force or bending moment caused by the thermal displacement transferred by the connected pipeline and the tensile force or bending moment caused by uneven settlement; if the bending moment value of the insulated joint exceeds the tolerance limit (design bending moment value) in the production operation of the oil and gas field, leakage or more serious problems may occur, so that the insulated joint needs to be effectively monitored to ensure the use safety of the insulated joint.
The monitoring mode that adopts at present is that the tester tests insulated joint to the scene and judges its validity, but, adopt this kind of mode to monitor, can receive the influence of oil gas pipeline insulated joint place environmental factor, and some difficult place of reaching can appear half year or one year and just can test once, and the test is extremely inconvenient, is difficult to carry out for a long time to the oil gas leakage or more serious problem appear easily.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the on-line monitoring device for the insulating joint of the long oil and gas pipeline, which can test the effectiveness of the insulating joint at regular time and send test data to a background server end, is convenient to test, and avoids the occurrence of oil and gas leakage or more serious problems caused by inconvenient test and long-time non-test.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
the device comprises an explosion-proof box body, wherein a power module, a host module and a lightning protection module are arranged in the explosion-proof box body; the two ends of the host module are respectively connected with the output ends of the power module and the lightning protection module, and one end of the host module connected with the power module is also provided with a debugging port;
the input end of the lightning protection module is respectively connected with an oil gas pipeline station inner lead wire, an oil gas pipeline station outer lead wire, a reference electrode, a natural test piece, a current test piece and a power-off test piece which are buried underground; the oil gas pipeline station inner lead is connected with the station inner pipeline, and the oil gas pipeline station outer lead is connected with the station outer pipeline; the reference electrode, the natural test piece, the current test piece and the power-off test piece are respectively positioned beside the insulating joint.
The long oil and gas pipeline insulating joint on-line monitoring device is characterized in that a wire pile communicated with an inner cavity of the explosion-proof box body is arranged at the bottom of the explosion-proof box body; the wire pile is of a hollow structure, the lower end of the wire pile is buried underground, the buried depth is higher than that of a pipeline, and a wire outlet is formed in one side of the lower end of the wire pile;
the internal lead of the oil gas pipeline station, the external lead of the oil gas pipeline station, the reference electrode, the natural test piece, the current test piece and the power-off test piece are led out from the lead-out port.
In the above-mentioned on-line monitoring device for insulation joint of long oil and gas pipeline, a wire adapter plate is arranged in the explosion-proof box body below the lightning protection module and the host module; the internal lead of the oil gas pipeline station, the external lead of the oil gas pipeline station, the reference electrode, the natural test piece, the current test piece and the power-off test piece extend into the wire pile through the lead adapter plate respectively.
The long oil and gas pipeline insulating joint on-line monitoring device is characterized in that GPS equipment is arranged on the inner side wall of the explosion-proof box body and connected with the host module for positioning the position of the monitoring device.
The host module comprises a CPU processor, an operational amplifier circuit, an A/D digital-to-analog conversion circuit and a 4G communication module;
the operational amplifier circuit is connected with the CPU processor through the A/D digital-to-analog conversion circuit; the 4G communication module, the power module and the GPS equipment are respectively connected with the CPU; the lightning protection module is connected with the operational amplifier circuit.
The long oil and gas pipeline insulating joint on-line monitoring device is characterized in that the power module is a lithium battery.
The long oil and gas pipeline insulation joint on-line monitoring device is characterized in that the lightning protection module is a lightning protection device.
The utility model has the technical effects and advantages that:
1. according to the on-line monitoring device for the insulating joint of the long oil and gas pipeline, the reference electrode, the natural test piece, the current test piece and the outage test piece are buried nearby the insulating joint, the reference electrode and each test piece are connected with the lightning protection device through the lead, then the lightning protection device is connected with the host module, the timing detection of the insulating joint can be realized through the timer on the host module, the power-on potential, the self-corrosion potential, the outage potential, the alternating current interference voltage and the alternating current stray current of the insulating joint are collected, and the collected data are sent to the background server end, so that the problems of oil gas leakage or serious problems of the insulating joint caused by inconvenient testing and long-time non-testing are avoided, the monitoring is convenient, and the use safety of the insulating joint can be effectively ensured.
2. According to the on-line monitoring device for the insulating joint of the long oil and gas pipeline, provided by the utility model, the monitoring device can be installed in an explosion-proof area by adopting the combined design of the explosion-proof box body and the line pile, so that the installation is convenient; by arranging the lightning protection module in the explosion-proof box body, the test signal can enter the host module through the lightning protection device, so that the interference of the input signal can be reduced, and the problem of damage to equipment is avoided; the monitoring device can be conveniently positioned through the arranged GPS equipment.
Drawings
FIG. 1 is a schematic view of the mounting structure of the present utility model;
FIG. 2 is a relational block diagram of a host module of the utility model.
Reference numerals in the drawings: 1. an explosion-proof box body; 2. a power module; 3. a host module; 4. a lightning protection module; 5. a debug port; 6. conducting wires in the oil and gas pipeline station; 7. an external lead of the oil and gas pipeline station; 8. a reference electrode; 9. a natural test piece; 10. a current test piece; 11. a power-off test piece; 12. a line pile; 13. a wire transfer plate; 14. a GPS device.
Detailed Description
The utility model is described in further detail below with reference to examples given in the accompanying drawings.
Referring to fig. 1, an on-line monitoring device for insulation joint of long oil and gas pipeline comprises an explosion-proof box 1, a power module 2, a host module 3 and a lightning protection module 4 which are arranged in the explosion-proof box 1, and an oil and gas pipeline station inner lead 6, an oil and gas pipeline station outer lead 7, a reference electrode 8, a natural test piece 9, a current test piece 10 and a power-off test piece 11 which are respectively connected with the lightning protection module 4.
Preferably, the power module 2 is a lithium battery. The lightning protection module 4 is a lightning protection device.
During specific implementation, through setting up lightning protection module 4 in explosion-proof box 1, through setting up lightning protection module at explosion-proof box, test signal can get into host computer module through the lightning protection device, reducible input signal's interference has avoided causing the problem of damage to equipment.
In the specific implementation, referring to fig. 1, two ends of the host module 3 are respectively connected with the output ends of the power module 2 and the lightning protection module 4, and one end of the host module connected with the power module 2 is further provided with a debug port 5, and the debug port 5 is used for connecting and communicating with a background server.
During specific implementation, an insulating mounting plate is fixedly connected to the inner rear wall of the explosion-proof box body 1 through screws, and the power module 2, the host module 3 and the lightning protection module 4 are respectively and fixedly connected to the insulating mounting plate. The internal lead 6 of the oil gas pipeline station, the external lead 7 of the oil gas pipeline station, the reference electrode 8, the natural test piece 9, the current test piece 10 and the power-off test piece 11 are respectively connected with the input end of the lightning protection module 4.
In specific implementation, referring to fig. 1, a wire pile 12 is arranged at the bottom of the explosion-proof box 1, and the explosion-proof box 1 is supported and arranged on the ground near the buried underground pipeline through the wire pile 12. The wire pile 12 is buried under the ground with a buried depth shallower than the buried depth of the pipeline. The wire pile 12 is of a hollow structure, the upper end of the wire pile is communicated with the bottom of the explosion box body 1, and one side of the lower end of the wire pile is also provided with a wire outlet; the connecting wires of the internal wire 6 of the oil gas pipeline station, the external wire 7 of the oil gas pipeline station, the reference electrode 8, the natural test piece 9, the current test piece 10 and the power-off test piece 11 extend from the wire pile 12 to the ground and are led out from the wire leading-out port.
In specific implementation, the monitoring device can be installed in an explosion-proof area by adopting the combined design of the explosion-proof box body 1 and the line pile 12, and the installation is convenient.
Further, the oil gas pipeline in-station lead 6 is led out from a lead outlet and then connected with an in-station pipeline, and the oil gas pipeline out-station lead 7 is led out from a lead outlet and then connected with an out-station pipeline; the reference electrode 8, the natural test piece 9, the current test piece 10 and the power-off test piece 11 are respectively embedded beside the insulating joint.
In the specific implementation, referring to fig. 1, a wire adapter plate 13 is disposed below the lightning protection module 4 and the host module 3 in the explosion-proof box 1; connecting wires of the oil gas pipeline station inner wire 6, the oil gas pipeline station outer wire 7, the reference electrode 8, the natural test piece 9, the current test piece 10 and the power-off test piece 11 extend into the wire pile 12 through the wire adapter plate 13.
In the specific implementation, referring to fig. 1, the inner side wall of the explosion-proof case 1 is provided with a GPS device 14, the GPS device 14 is connected with the host module 3, and the monitoring device can be conveniently positioned through the set GPS device.
In specific implementation, referring to fig. 2, the host module 3 includes a CPU processor, an operational amplifier circuit, an a/D digital-to-analog conversion circuit, and a 4G communication module.
In specific implementation, the operational amplifier circuit is connected with the CPU through the A/D digital-to-analog conversion circuit; the 4G communication module, the power module 2 and the GPS equipment 14 are respectively connected with the CPU; the lightning protection module 4 is connected with the operational amplifier circuit.
In the specific implementation, the data collected by the monitoring device are converted into binary data through a high-precision operational amplifier circuit and an A/D digital-to-analog conversion circuit of the equipment, the binary data are packaged and transcoded through a CPU, the binary data are sent to a background server through an on-board low-power-consumption 4G communication module, and a user can check cathode protection data of pipeline test only by logging in a B/S architecture page through a browser.
According to the embodiment, the reference electrode 8, the natural test piece 9, the current test piece 10 and the power-off test piece 11 are buried nearby the insulating joint, the reference electrode 8 and each test piece are connected with the lightning protection device through wires, then the lightning protection device is connected with the host module, the insulating joint can be detected regularly, the power-on potential, the self-corrosion potential, the power-off potential, the alternating current interference voltage and the alternating current stray current data of the insulating joint are collected, and therefore the problems that oil gas leakage or more serious problems of the insulating joint occur due to inconvenient testing and long-time non-testing are avoided, the monitoring is convenient, and the use safety of the insulating joint can be effectively guaranteed.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and improvements could be made by those skilled in the art without departing from the inventive concept, which falls within the scope of the present utility model.
Claims (7)
1. An insulating joint on-line monitoring device of long oil and gas pipeline, its characterized in that: the anti-explosion device comprises an anti-explosion box body (1), wherein a power module (2), a host module (3) and a lightning protection module (4) are arranged in the anti-explosion box body (1); two ends of the host module (3) are respectively connected with the output ends of the power module (2) and the lightning protection module (4), and one end of the host module, which is connected with the power module (2), is also provided with a debugging port (5);
the input end of the lightning protection module (4) is respectively connected with an oil gas pipeline station inner lead (6), an oil gas pipeline station outer lead (7), a reference electrode (8), a natural test piece (9), a current test piece (10) and a power-off test piece (11) which are buried underground; the oil gas pipeline station inner lead (6) is connected with the station inner pipeline, and the oil gas pipeline station outer lead (7) is connected with the station outer pipeline; the reference electrode (8), the natural test piece (9), the current test piece (10) and the power-off test piece (11) are respectively positioned beside the insulating joint.
2. The on-line monitoring device for insulation joints of long oil and gas pipelines according to claim 1, wherein: the bottom of the explosion-proof box body (1) is provided with a wire pile (12) communicated with the inner cavity of the explosion-proof box body; the wire pile (12) is of a hollow structure, the lower end of the wire pile is buried underground, the buried depth is higher than that of a pipeline, and a wire outlet is formed in one side of the lower end of the wire pile;
the oil gas pipeline station inner lead (6), the oil gas pipeline station outer lead (7), the reference electrode (8), the natural test piece (9), the current test piece (10) and the power-off test piece (11) are led out from the lead-out port.
3. The on-line monitoring device for insulation joints of long oil and gas pipelines according to claim 2, wherein: a wire adapter plate (13) is arranged below the lightning protection module (4) and the host module (3) in the explosion-proof box body (1); the oil gas pipeline station inner lead (6), the oil gas pipeline station outer lead (7), the reference electrode (8), the natural test piece (9), the current test piece (10) and the power-off test piece (11) extend into the wire pile (12) through the lead adapter plate (13) respectively.
4. An on-line monitoring device for insulation joints of long oil and gas pipelines according to claim 1 or 3, characterized in that: the anti-explosion box body (1) is characterized in that GPS equipment (14) is arranged on the inner side wall of the anti-explosion box body (1), and the GPS equipment (14) is connected with the host module (3) and used for positioning and monitoring the position of the device.
5. The on-line monitoring device for insulation joints of long oil and gas pipelines according to claim 4, wherein: the host module (3) comprises a CPU processor, an operational amplifier circuit, an A/D digital-to-analog conversion circuit and a 4G communication module;
the operational amplifier circuit is connected with the CPU processor through the A/D digital-to-analog conversion circuit; the 4G communication module, the power module (2) and the GPS equipment (14) are respectively connected with the CPU; the lightning protection module (4) is connected with the operational amplifier circuit.
6. The on-line monitoring device for insulation joints of long oil and gas pipelines according to claim 1, wherein: the power supply module (2) is a lithium battery.
7. The on-line monitoring device for insulation joints of long oil and gas pipelines according to claim 1, wherein: the lightning protection module (4) is a lightning protection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321691175.2U CN220171222U (en) | 2023-06-30 | 2023-06-30 | Long oil and gas pipeline insulating joint on-line monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321691175.2U CN220171222U (en) | 2023-06-30 | 2023-06-30 | Long oil and gas pipeline insulating joint on-line monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220171222U true CN220171222U (en) | 2023-12-12 |
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ID=89067156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321691175.2U Active CN220171222U (en) | 2023-06-30 | 2023-06-30 | Long oil and gas pipeline insulating joint on-line monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220171222U (en) |
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2023
- 2023-06-30 CN CN202321691175.2U patent/CN220171222U/en active Active
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