CN115013737A - Natural gas pipe network fault repair Internet of things system and method - Google Patents
Natural gas pipe network fault repair Internet of things system and method Download PDFInfo
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 342
- 239000003345 natural gas Substances 0.000 title claims abstract description 171
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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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
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Abstract
The invention discloses a natural gas pipe network fault repair Internet of things system which comprises an object platform, a sensing network platform and a management platform, wherein the object platform and the management platform are in communication connection through the sensing network platform, and the object platform comprises natural gas pipe network intelligent equipment and a fault information input terminal, wherein the natural gas pipe network intelligent equipment is used for automatically sensing and analyzing faults and sending the faults to the fault information input terminal; and the fault information input terminal is used for receiving the fault information of the intelligent natural gas pipeline network equipment, inputting and supplementing the fault information, and uploading the supplemented fault information to the management platform through the sensing network platform. According to the invention, the fault is automatically sensed by the intelligent natural gas pipe network equipment, and the fault information is timely supplemented by the fault information input system, so that the purpose of increasing the fault processing efficiency is achieved, and the influence of the fault on the normal transportation of natural gas is reduced.
Description
Technical Field
The invention relates to the field of natural gas pipe network operation, in particular to a natural gas pipe network fault repair Internet of things system and a method.
Background
Natural gas is taken as a high-quality, high-efficiency and clean energy source and an important chemical raw material, is generally regarded and preferentially utilized in all countries of the world, and accounts for 35 percent in an energy structure.
The natural gas pipe network mainly includes natural gas line and natural gas station, and the natural gas often can lead to the pipeline wall attenuation because of chemical reaction scheduling problem when transporting in the natural gas line, and under the state of long-time use, equipment service time overlength also can lead to the trouble frequently to take place, how in time discover the trouble at this time or carry out the trouble early warning and arrange to handle the trouble and just become the problem that natural gas pipe network operation field waited for a long time to solve.
Disclosure of Invention
The invention aims to overcome the defect that the fault of a natural gas pipe network is judged to be not enough in time to influence the normal transportation of natural gas in the prior art, and provides a natural gas pipe network fault repair Internet of things system and a method.
The purpose of the invention is mainly realized by the following technical scheme:
the natural gas pipe network fault repair Internet of things system comprises an object platform, a sensing network platform and a management platform, wherein the object platform and the management platform are in communication connection through the sensing network platform, the object platform comprises natural gas pipe network intelligent equipment and a fault information input terminal, wherein,
the natural gas pipeline network intelligent equipment is used for automatically sensing and analyzing faults and sending the faults to the fault information input terminal;
and the fault information input terminal is used for receiving the fault information of the intelligent natural gas pipeline network equipment, inputting and supplementing the fault information, and uploading the supplemented fault information to the management platform through the sensing network platform.
At present, when carrying out the natural gas pipe network and maintaining, usually after the trouble takes place, relevant natural gas pipe network equipment or pipeline can report to the police through self or external equipment, the problem of corresponding appearance is arranged again to solve according to alarm information's collection, the efficiency of such mode not only discovery and solution trouble is lower, moreover the solution of carrying out the problem after the trouble takes place can bring the reduction of natural gas conveying efficiency, can lead to the interrupt of natural gas transportation even, can cause very big economic loss like this, be unfavorable for the normal operating of natural gas pipe network.
According to the invention, the fault information can be obtained in time through automatic sensing and analysis of the natural gas pipe network intelligent equipment on the fault, and the sufficient lead is added to the fault discovery of the natural gas pipeline and the station equipment, so that the fault discovery of the natural gas pipe network is early, the natural gas pipe network can be arranged and processed in time, and the normal natural gas pipeline conveying of natural gas is not influenced. The fault information input terminal can effectively record fault information, can completely supplement the input incomplete fault information manually or by comparing historical records, and guides maintenance work by supplementing complete fault information, so that the response efficiency of fault treatment is enhanced, and the influence on normal natural gas conveying can be effectively reduced.
Further, the intelligent natural gas pipeline network equipment comprises a fault sensing module, a fault analysis module and a remote communication module, wherein,
the fault sensing module is used for collecting fault information of the natural gas pipe network and sending the fault information to the fault analysis module;
the fault analysis module is used for receiving fault information, analyzing the content of the fault information, generating maintenance information according to the fault information and sending the fault information and the maintenance information to the remote communication module;
and the remote communication module receives the fault information and the maintenance information and sends the fault information and the maintenance information to the fault information input terminal.
In the invention, real-time fault information is obtained through the fault sensing module and is sent to the fault analysis module, the fault analysis module can effectively classify and process the fault information and send the classified fault information to the fault information input terminal through the remote communication module, and the response speed to the fault can be accelerated through the fault information acquisition of the fault sensing module and the fault information processing of the fault analysis module, so that the influence of the fault is reduced.
Further, the fault perception module comprises a wall thickness monitoring device of the natural gas pipeline, the wall thickness monitoring device can monitor the wall thickness change of the natural gas pipeline, a wall thickness critical value is set in the wall thickness monitoring device, and when the wall thickness of the natural gas pipeline is smaller than the critical value, the wall thickness monitoring device generates wall thickness fault information and sends the wall thickness fault information to the fault analysis module.
At present, natural gas line is the core component part of natural gas pipe network, and natural gas line can effectually carry the user department with the natural gas as the carrier of natural gas transportation, and meanwhile natural gas line can receive the corruption and the erodeing of natural gas throughout the year, causes very big influence to natural gas line's life. The control to natural gas line among the prior art is mainly the control revealed to the natural gas, but the natural gas is revealed and is needed time diffusion or pressure variation, just so can monitor that natural gas line is destroyed, on this basis, maintains the natural gas line who leaks the trouble again, and this can cause very big influence to the normal transport of natural gas undoubtedly, is unfavorable for the stable supply of natural gas at the user side.
According to the invention, the wall thickness of the natural gas pipeline is detected before the natural gas pipeline leaks by monitoring the wall thickness change monitoring device, fault information is generated by judging whether the wall thickness of the natural gas pipeline is damaged to the critical value of the natural gas pipeline to be leaked, and corresponding maintenance work is arranged in time if the wall thickness monitoring device monitors that the wall thickness reaches the critical value of the natural gas pipeline to be leaked, so that the fault response lead is greatly increased, the fault response is more gradual and effective, and the influence on the natural gas conveying work can be reduced.
Furthermore, the wall thickness monitoring device comprises a plurality of pushing assemblies, wherein a wall attaching plate is arranged on each pushing assembly, a plurality of rollers are arranged on each wall attaching plate, the rollers are in contact with the inner wall of the natural gas pipeline, and the pushing assemblies can push the wall attaching plate to press the rollers onto the inner wall of the natural gas pipeline;
and the pushing assembly is also provided with a length metering assembly, and the length metering assembly is fixed with the pushing assembly and can meter the inner diameter of the natural gas pipeline.
In the invention, the pushing component can effectively push the wall attaching plate and the roller to be attached to the inner wall of the natural gas pipeline, when the wall thickness monitoring device moves in the natural gas pipeline, the length measuring component can effectively measure the change of the wall thickness of the natural gas pipeline, because the specification of the natural gas pipeline is constant, when the inner diameter of the natural gas pipeline detected by the length measuring component is greater than a critical value, the wall thickness of the natural gas pipeline is certainly less than the critical value, the leakage risk of the natural gas pipeline is extremely high at the moment, fault information is directly generated at the moment, the natural gas pipeline is subjected to fault processing, and because no natural gas leakage occurs at the moment, a local temporary reinforcement mode can be adopted for maintenance, so that the influence on natural gas transportation is avoided, and the occurrence of larger natural gas pipeline faults can be timely avoided, the temporary reinforced natural gas pipeline can be replaced when large-scale overhaul is carried out, so that the natural gas pipeline network can achieve longer service life.
Furthermore, an extension rod is further fixed on the pushing assembly, the axis of the extension rod is parallel to the axis of the natural gas pipeline, a plurality of sail assemblies are fixed on the extension rod, and at least an included angle of not less than 90 degrees is formed between every two adjacent sail assemblies. The extending rod on the pushing assembly extends the sail assemblies to a position where a certain gap is reserved between the sail assemblies and the pushing assembly, so that the length metering work of the length metering assembly is prevented from being influenced by fluid flow caused by the sail assemblies, the speed adjustment of the wall thickness monitoring device can be more effective by arranging the sail assemblies, and the sail assemblies cannot be influenced by each other at least when the included angle between every two adjacent sail assemblies is not smaller than 90 degrees, so that the best power supply effect is achieved.
Furthermore, the sail assembly comprises a frame, a sail surface is arranged in the frame, a plurality of keels are arranged on the sail surface, and the keels are parallel to each other and can be independently unfolded or closed;
the sail surface is fixed with the first rotating shaft and the second rotating shaft respectively.
According to the wall thickness monitoring device, natural gas flows in the natural gas pipeline, so that the sail assembly can provide enough power trend for the wall thickness monitoring device to move in the natural gas pipeline, the keel is arranged to enable the stressed area of the sail surface to change, and therefore the power can be adjusted, the adjustment of the angles of the sail surface and the natural gas flowing direction by the first rotating shaft and the second rotating shaft can change the power applied to the wall thickness monitoring device, and the power direction of the wall thickness monitoring device can be changed through the change of the pressure of two sides of the sail surface, and therefore the wall thickness monitoring device can move freely along the natural gas pipeline.
Further, be equipped with the rotating base between frame and the extension rod, rotating base respectively with frame and extension rod are fixed, frame and extension rod can rotate relatively. The rotating base can effectively change the orientation of the frame, so that the power supply of the sail assembly is changed in an auxiliary mode.
Furthermore, the pushing assembly comprises a shell, a pressure spring is arranged in the shell, one end of the pressure spring is fixed with the length measuring assembly, and the other end of the pressure spring is fixed with the wall sticking plate. The pressure spring in the pushing assembly can effectively press the wall attaching plate and the roller wheel to the inner wall of the natural gas pipeline, so that the change of the wall thickness of the wall of the natural gas pipeline can be truly reflected to the length measuring assembly, and whether the wall thickness is reduced to be within a critical value or not is determined through the length measuring assembly, and therefore errors generated by fault information are avoided.
Furthermore, the length measuring assembly comprises a positioning rod, the positioning rod is fixed with the pushing assembly, a storage shaft is arranged in the positioning rod, a length measuring belt is fixed on the storage shaft, one end of the length measuring belt is fixed with the storage shaft, and the other end of the length measuring belt is fixed with the wall attaching plate. The length measuring assembly completes length measuring work through the positioning rod with fixed position and the length measuring belt accommodated on the accommodating shaft, and the specification of the natural gas pipeline is known, so that the wall thickness change of the natural gas pipeline can be judged only by measuring the inner diameter of the natural gas pipeline.
A natural gas pipe network fault repairing method comprises the following steps:
s1: acquiring fault information of the natural gas pipe network by adopting the natural gas pipe network fault repair Internet of things system;
s2: inputting and supplementing fault information through the fault information input terminal;
s3: and the management platform receives the fault information and distributes maintenance tasks according to the fault information.
In conclusion, compared with the prior art, the invention has the following beneficial effects:
(1) the fault information input terminal can effectively record fault information, can completely supplement the input incomplete fault information manually or by comparing historical records, and guides maintenance work by supplementing complete fault information, so that the response efficiency of fault treatment is enhanced, and the influence on normal natural gas conveying can be effectively reduced.
(2) According to the invention, the wall thickness of the natural gas pipeline is detected before the natural gas pipeline leaks by monitoring the wall thickness change monitoring device, and the fault information is generated by judging whether the wall thickness of the natural gas pipeline is damaged to the critical value of the leakage, so that the influence of the wall thickness change monitoring device on the natural gas supply can be reduced.
(3) According to the invention, the theoretical length of the length measuring belt is confirmed through the positioning rod with determined position, and the wall thickness of the position can be effectively deduced through the numerical value change of the length measuring belt obtained in the operation of the actual device, so that the aim of measuring the wall thickness of the natural gas pipeline in real time is achieved, the position of the natural gas pipeline with fault risk can be effectively screened out, and accurate fault information is generated.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a flow chart of the system of the present invention;
FIG. 2 is a schematic view of the wall thickness monitoring apparatus of the present invention installed;
FIG. 3 is a schematic view of the pushing assembly and the length measuring assembly according to the present invention;
FIG. 4 is a schematic view of a sail assembly according to the present invention;
the reference numerals in the present invention denote: the method comprises the following steps of 1-a natural gas pipeline, 2-rollers, 3-wall pasting plates, 4-pushing assemblies, 5-sail assemblies, 6-extension rods, 7-length measuring assemblies, 41-shells, 42-compression springs, 51-frames, 52-keels, 53-sail surfaces, 54-rotating bases, 55-first rotating shafts, 56-second rotating shafts, 71-storage shafts, 72-positioning rods and 73-length measuring belts.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
Example (b):
as shown in fig. 1 to 4, the present embodiment relates to a natural gas pipeline network fault repair internet of things system, which includes an object platform, a sensor network platform, and a management platform, where the object platform and the management platform are in communication connection via the sensor network platform, the object platform includes a natural gas pipeline network intelligent device and a fault information entry terminal, where,
the natural gas pipeline network intelligent equipment is used for automatically sensing and analyzing faults and uploading fault information to the sensing network platform;
and the fault information input terminal is used for receiving the fault information of the intelligent equipment of the natural gas pipeline network, inputting and supplementing the fault information, and uploading the supplemented fault information to the management platform through the sensing network platform.
The intelligent natural gas pipeline network equipment comprises a fault sensing module, a fault analysis module and a remote communication module, wherein,
the fault sensing module is used for collecting fault information of the natural gas pipe network and sending the fault information to the fault analysis module;
the fault analysis module is used for receiving fault information, analyzing the content of the fault information, generating maintenance information according to the fault information and sending the fault information and the maintenance information to the remote communication module;
and the remote communication module receives the fault information and the maintenance information and sends the fault information and the maintenance information to the fault information input terminal.
The fault perception module comprises a wall thickness monitoring device of the natural gas pipeline 1, the wall thickness monitoring device can monitor the wall thickness change of the natural gas pipeline 1, a wall thickness critical value is set in the wall thickness monitoring device, and when the wall thickness of the natural gas pipeline 1 is smaller than the critical value, the wall thickness monitoring device generates wall thickness fault information and sends the wall thickness fault information to the fault analysis module.
The wall thickness monitoring device comprises a plurality of pushing assemblies 4, wherein the pushing assemblies 4 are provided with wall attaching plates 3, the wall attaching plates 3 are provided with a plurality of rollers 2, the rollers 2 are in contact with the inner wall of the natural gas pipeline 1, and the pushing assemblies 4 can push the wall attaching plates 3 to press the rollers 2 on the inner wall of the natural gas pipeline 1;
and a length metering component 7 is further arranged on the pushing component 4, and the length metering component 7 is fixed with the pushing component 4 and can meter the inner diameter of the natural gas pipeline 1.
An extension rod 6 is further fixed on the pushing assembly 4, the axis of the extension rod 6 is parallel to the axis of the natural gas pipeline 1, a plurality of sail assemblies 5 are fixed on the extension rod 6, and at least 90-degree included angles are formed between every two adjacent sail assemblies 5.
The sail assembly 5 comprises a frame 51, a sail surface 53 is arranged in the frame 51, a plurality of keels 52 are arranged on the sail surface 53, and the keels 52 are parallel to each other and can be independently unfolded or closed;
a first rotating shaft 55 is arranged at the bottom in the frame 51, a second rotating shaft 56 is arranged at the top in the frame 51, the axes of the first rotating shaft 55 and the second rotating shaft 56 are overlapped, and the sail surface 53 is respectively fixed with the first rotating shaft 55 and the second rotating shaft 56.
Be equipped with between frame 51 and the extension rod 6 and rotate base 54, rotate base 54 respectively with frame 51 and extension rod 6 are fixed, frame 51 and extension rod 6 can rotate relatively.
The pushing assembly 4 comprises a shell 41, a pressure spring 42 is arranged in the shell 41, one end of the pressure spring 42 is fixed with the length metering assembly 7, and the other end of the pressure spring 42 is fixed with the wall pasting plate 3.
The length measuring assembly 7 comprises a positioning rod 72, the positioning rod 72 is fixed with the pushing assembly 4, a storage shaft 71 is arranged in the positioning rod 72, a length measuring belt 73 is fixed on the storage shaft 71, one end of the length measuring belt 73 is fixed with the storage shaft 71, and the other end of the length measuring belt 73 is fixed with the wall pasting plate 3.
In this embodiment, the pushing component 4 can effectively push the wall attaching plate 3 and the roller 2 to attach to the inner wall of the natural gas pipeline 1, when the wall thickness monitoring device moves in the natural gas pipeline 1, the length measuring component 7 can effectively measure the change of the wall thickness of the natural gas pipeline 1, because the specification of the natural gas pipeline 1 is constant, when the length detected by the length measuring component 7 is greater than the critical value, the wall thickness of the natural gas pipeline 1 is necessarily less than the critical value, at this time, the risk of leakage of the natural gas pipeline 1 is extremely high, so that fault information is directly generated to perform fault processing on the natural gas pipeline 1, and because no natural gas leakage occurs at this time, a local temporary reinforcement mode can be adopted for maintenance, so that not only no influence on natural gas transportation is caused, but also a larger fault of the natural gas pipeline 1 can be timely avoided, the temporarily reinforced natural gas pipeline 1 can be replaced when large-scale overhaul is carried out so that the natural gas pipeline network can achieve longer service life.
The wall pasting plate in the embodiment is pasted to the inner wall of the natural gas pipeline all the time under the action of the pressure spring, so that under the condition that the specification of the natural gas pipeline is not changed, when the wall thickness of the natural gas pipeline is reduced, the inner diameter of the natural gas pipeline is increased, the inner diameter of the natural gas pipeline is monitored, when the length of the length measuring assembly is increased to be larger than a critical value, the wall thickness of the natural gas pipeline is smaller than the critical value. The length measurement of the length measurement assembly in the embodiment is reflected by the length of the length measurement belt, the length measurement belt is stored in the embodiment in a spring steel belt winding mode, when the length measurement belt is lengthened, the length of the length measurement belt is released, the increase of the inner diameter is met, when the length of the length measurement belt is reduced, the length of the length measurement belt extending out is reduced through the spring steel belt in a rotating mode, and therefore the measurement length is changed.
The extension rod 6 on the pushing assembly 4 extends the sail assembly 5 to the position where the pushing assembly 4 keeps a certain gap, the fluid flow caused by the sail assembly 5 is prevented from influencing the length metering work of the length metering assembly 7, the plurality of sail assemblies 5 are arranged, so that the speed adjustment of the wall thickness monitoring device is more effective, and the sail assemblies 5 are adjacent to each other, at least 90 degrees of included angles are formed between the sail assemblies 5, so that the sail assemblies 5 cannot be influenced mutually, and the optimal power providing effect is achieved.
Utilize the flow of natural gas in natural gas line 1 in this embodiment for sail subassembly 5 can provide its motion in natural gas line 1 of sufficient power trend for the wall thickness monitoring device, and the setting up of fossil fragments makes the lifting surface's lifting surface area change, thereby can adjust the power size, and first axis of rotation and second axis of rotation not only can change the power size of applying on the wall thickness monitoring device to the adjustment of lifting surface and natural gas flow direction angle, can also change the power direction of wall thickness monitoring device through the change of lifting surface two sides pressure, thereby make the wall thickness monitoring device can be along natural gas line 1 free movement.
In this embodiment, the opening and closing of fossil fragments can be realized through gear engagement, rotation motor, crank connecting rod isotructure at joint department, can the expansion and the closure of effectual control fossil fragments, through the expansion of fossil fragments and the closure can effectual change the area of contact between sail subassembly and the flowing natural gas to change the power size and the power direction that promote the motion of wall thickness monitoring device. The pressure difference between the two sides of the sail surface is determined according to the unfolding area of the sail surface and the angle between the sail surface and the natural gas flowing direction, the change of the power direction of the wall thickness monitoring device can be pushed through the change of the pressure difference between the two sides of the sail surface, the freedom degree of the wall thickness monitoring device is limited, the wall thickness monitoring device can only move along the natural gas pipeline, and therefore the wall thickness monitoring device can move in two directions along the natural gas pipeline when the power direction changes.
In this embodiment, the pushing assembly 4 can extend to the same size as the inner diameter of the natural gas pipeline 1, and at the same time, the wall attaching plate 3 and the length measuring assembly 7 can be provided in plurality, and the lengths can be measured in a plurality of directions along the circumferential direction of the natural gas pipeline 1, so that the capability of finding a fault position can be enhanced by increasing the number of measuring points, and the fault misjudgment caused by the measurement error can be avoided by mutually verifying the records of the different length measuring assemblies 7.
The length metering component 7 in the embodiment measures the length by the length of the length metering belt 73, when the wall thickness of the natural gas pipeline 1 changes, the length metering belt 73 is lengthened, and when the length of the length metering belt 73 exceeds the critical value of the length metering belt 73, the wall thickness of the natural gas pipeline 1 is correspondingly reduced to be within the critical value of the wall thickness, so that corresponding fault information is generated, and the maintenance work is known to be carried out.
The embodiment also relates to a natural gas pipe network fault repairing method, which comprises the following steps:
s1: acquiring fault information of the natural gas pipe network by adopting the natural gas pipe network fault repair Internet of things system;
s2: inputting and supplementing the fault information through the fault information inputting terminal;
s3: and the management platform receives the fault information and distributes maintenance tasks according to the fault information.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. The natural gas pipe network fault repair Internet of things system comprises an object platform, a sensing network platform and a management platform, wherein the object platform and the management platform are in communication connection through the sensing network platform, the system is characterized in that the object platform comprises natural gas pipe network intelligent equipment and a fault information input terminal, wherein the fault information input terminal is connected with the natural gas pipe network intelligent equipment through the sensing network platform,
the natural gas pipeline network intelligent equipment is used for automatically sensing and analyzing faults and sending the faults to the fault information input terminal;
and the fault information input terminal is used for receiving the fault information of the intelligent equipment of the natural gas pipeline network, inputting and supplementing the fault information, and uploading the supplemented fault information to the management platform through the sensing network platform.
2. The system of claim 1, wherein the intelligent device of the natural gas pipeline network comprises a fault sensing module, a fault analysis module and a remote communication module, wherein,
the fault sensing module is used for collecting fault information of the natural gas pipe network and sending the fault information to the fault analysis module;
the fault analysis module is used for receiving fault information, analyzing the content of the fault information, generating maintenance information according to the fault information and sending the fault information and the maintenance information to the remote communication module;
and the remote communication module receives the fault information and the maintenance information and sends the fault information and the maintenance information to the fault information input terminal.
3. The natural gas pipe network fault repair internet of things system as claimed in claim 2, wherein the fault sensing module comprises a wall thickness monitoring device of the natural gas pipe (1), the wall thickness monitoring device can monitor wall thickness changes of the natural gas pipe (1), a wall thickness critical value is set in the wall thickness monitoring device, and when the wall thickness of the natural gas pipe (1) is smaller than the critical value, the wall thickness monitoring device generates wall thickness fault information and sends the wall thickness fault information to the fault analysis module.
4. The natural gas pipe network failure repair internet of things system according to claim 3, wherein the wall thickness monitoring device comprises a plurality of pushing assemblies (4), a wall attaching plate (3) is arranged on each pushing assembly (4), a plurality of rollers (2) are arranged on each wall attaching plate (3), each roller (2) is in contact with the inner wall of the natural gas pipeline (1), and each pushing assembly (4) can push each wall attaching plate (3) to press each roller (2) onto the inner wall of the natural gas pipeline (1);
the length measuring assembly (7) is further arranged on the pushing assembly (4), and the length measuring assembly (7) is fixed with the pushing assembly (4) and can measure the inner diameter of the natural gas pipeline (1).
5. The natural gas pipe network failure reporting and repairing internet of things system as claimed in claim 4, wherein an extension rod (6) is further fixed on the pushing assembly (4), the axis of the extension rod (6) is parallel to the axis of the natural gas pipeline (1), a plurality of sail assemblies (5) are fixed on the extension rod (6), and at least an included angle of not less than 90 degrees is formed between every two adjacent sail assemblies (5).
6. The natural gas pipe network failure repair internet of things system as claimed in claim 5, wherein the sail assembly (5) comprises a frame (51), a sail surface (53) is arranged in the frame (51), a plurality of keels (52) are arranged on the sail surface (53), and the keels (52) are parallel to each other and can be independently unfolded or closed;
the sail surface is characterized in that a first rotating shaft (55) is arranged at the bottom in the frame (51), a second rotating shaft (56) is arranged at the top in the frame (51), the axes of the first rotating shaft (55) and the second rotating shaft (56) are overlapped, and the sail surface (53) is respectively fixed with the first rotating shaft (55) and the second rotating shaft (56).
7. The natural gas pipe network failure repair internet of things system according to claim 6, wherein a rotating base (54) is arranged between the frame (51) and the extension rod (6), the rotating base (54) is respectively fixed with the frame (51) and the extension rod (6), and the frame (51) and the extension rod (6) can rotate relatively.
8. The natural gas pipe network failure repair internet of things system according to claim 4, wherein the pushing assembly (4) comprises a shell (41), a compression spring (42) is arranged in the shell (41), one end of the compression spring (42) is fixed with the length measuring assembly (7), and the other end of the compression spring is fixed with the wall pasting plate (3).
9. The natural gas pipe network failure repair internet of things system according to claim 4, wherein the length measuring assembly (7) comprises a positioning rod (72), the positioning rod (72) is fixed with the pushing assembly (4), a receiving shaft (71) is arranged in the positioning rod (72), a length measuring belt (73) is fixed on the receiving shaft (71), one end of the length measuring belt (73) is fixed with the receiving shaft (71), and the other end of the length measuring belt is fixed with the wall pasting plate (3).
10. A natural gas pipe network fault repairing method is characterized by comprising the following steps:
s1: the method comprises the steps that fault information of a natural gas pipeline network is obtained by adopting the natural gas pipeline network fault reporting and repairing Internet of things system according to any one of claims 1-9;
s2: inputting and supplementing the fault information through the fault information inputting terminal;
s3: and the management platform receives the fault information and distributes maintenance tasks according to the fault information.
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