CN114542994A - Internet of things three-dimensional visual management system for natural gas metering - Google Patents
Internet of things three-dimensional visual management system for natural gas metering Download PDFInfo
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- CN114542994A CN114542994A CN202210172774.7A CN202210172774A CN114542994A CN 114542994 A CN114542994 A CN 114542994A CN 202210172774 A CN202210172774 A CN 202210172774A CN 114542994 A CN114542994 A CN 114542994A
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- gas pipe
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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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/02—Pipe-line systems for gases or vapours
- F17D1/04—Pipe-line systems for gases or vapours for distribution of gas
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/80—Management or planning
- Y02P90/82—Energy audits or management systems therefor
Abstract
The invention discloses an Internet of things three-dimensional visual management system for natural gas metering, which comprises a sensing network platform and an object platform, wherein the sensing network platform comprises a data acquisition and monitoring system, and the data acquisition and monitoring system is used for uploading and issuing various metering data, equipment state information, safety feedback information and remote control information and monitoring the pressure and flow of natural gas in a gas pipe; the object platform is including removing the equipment of patrolling and examining, removes the equipment of patrolling and examining and is connected with data acquisition and monitored control system, removes the equipment of patrolling and examining and sets up on the gas pipe for it leaks whether to patrol and examine the intraductal natural gas of gas, and will patrol and examine information transmission to data acquisition and monitored control system. The invention realizes field data processing and three-dimensional simulation station display, monitoring, early warning and plan integrated solution by utilizing a management platform and a three-dimensional visual perception management information system.
Description
Technical Field
The invention relates to the technical field of natural gas metering equipment, in particular to an internet of things three-dimensional visual management system for natural gas metering.
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. With the continuous rise of natural gas as an environment-friendly energy source, the accurate, fair and fair measurement of natural gas is an important technical task for scientific management of natural gas, and is related to multi-interest. Meanwhile, natural gas is used as fuel, the actual value of the natural gas is the heat value rather than the volume of the natural gas, and the foreign natural gas metering mode generally adopts an energy metering method, so that unnecessary disputes are inevitable in the natural gas trade handover process with other countries, and therefore, the research on natural gas energy metering equipment is of great significance.
The existing energy metering management system cannot monitor a pipeline in real time, and a user cannot acquire information of natural gas in the using process.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide an Internet of things three-dimensional visual management system for natural gas metering, which can monitor natural gas in a gas pipe in real time and enable a user to acquire more accurate natural gas information.
The invention is realized by the following technical scheme:
the internet of things three-dimensional visual management system for natural gas metering comprises a sensing network platform and an object platform, wherein the sensing network platform comprises a data acquisition and monitoring system, and the data acquisition and monitoring system is used for uploading and issuing various metering data, equipment state information, safety feedback information and remote control information and monitoring the pressure and flow of natural gas in a gas pipe;
the object platform is including removing the equipment of patrolling and examining, remove the equipment of patrolling and examining and be connected with data acquisition and monitored control system, remove the equipment of patrolling and examining and set up on the gas pipe for it leaks to patrol and examine whether the natural gas in the gas pipe, and will patrol and examine information transmission to data acquisition and monitored control system.
The object platform collects real-scene data, the collected real-scene data are transmitted to the management platform through the sensing network platform, the management platform constructs a three-dimensional visual model, the management platform comprises a three-dimensional configuration monitoring platform, and the three-dimensional configuration monitoring platform is connected with the data collection and monitoring system.
Furthermore, the mobile inspection equipment comprises a moving part capable of expanding after being inflated and monitoring head assemblies positioned at two ends of the moving part, wherein an air pump is arranged on one of the monitoring head assemblies and connected with the moving part through an air pipe, and after the air pump inflates the moving part, the moving part can drive the monitoring head assemblies to move on the outer wall of the gas pipe;
be equipped with the retaining member in detecting the head subassembly, the retaining member can be fixed to the gas pipe outer wall with detecting the head subassembly on.
Furthermore, the moving part is a corrugated pipe with the inner diameter larger than the outer diameter of the gas pipe, and the moving part is sleeved on the gas pipe;
detect first subassembly including detecting piece and the ring that the internal diameter is greater than the gas pipe external diameter, the ring cover is on the gas pipe, be equipped with the through-hole that the internal diameter is unanimous with gas pipe external diameter on detecting the piece, detect the piece and pass through the through-hole cover on the gas pipe, and detect on the inner wall that the piece is fixed to the ring, will overlap the moving member both ends on the gas pipe and be in encapsulated situation.
Furthermore, a cavity is arranged in the circular ring, a strip-shaped opening communicated with the cavity is further formed in the inner wall of the circular ring, the locking piece comprises a locking rod and a driving piece, the circular ring locking rod is movably connected into the cavity through a rotating shaft, and the locking rod is inserted into the strip-shaped opening;
the driving piece is located the cavity inner wall of ring, and the driving piece can drive the locking piece and rotate round the pivot, laminates the outer wall of check lock lever and gas pipe.
Further, the driving piece comprises a telescopic pipe and a movable plate, a groove is formed in the inner wall of the cavity of the circular ring, the telescopic pipe is located in the groove, one end of the telescopic pipe is communicated with the air pump through a guide pipe, the other end of the telescopic pipe is connected with the movable plate, and when the telescopic pipe is inflated, the telescopic pipe can drive the movable plate to push the unlocking rod to rotate around the rotating shaft.
Further, still be equipped with the fixed block on the cavity inner wall of ring, fixed block one end and cavity inner wall connection are equipped with the blind hole on the other end, be equipped with first elastic component and diaphragm in the blind hole, first elastic component can promote the diaphragm and rotate towards keeping away from gas pipe outer wall direction round the pivot.
Further, the inner wall of the through hole of the detection block is provided with an annular groove, the end part of the movable plate facing the unlocking rod direction is provided with a containing groove, a movable plate is arranged in the containing groove, an air inlet pipe is further arranged on the movable plate, one end of the air inlet pipe is communicated with the containing groove, and the other end of the air inlet pipe is communicated with the annular groove.
Furthermore, a support frame is further arranged on the outer wall of the movable plate, a movable rod is arranged on the support frame and hinged with the support frame, and a plugging rod is arranged at the end part of the movable rod facing the direction of the movable plate;
the movable plate is also provided with a channel matched with the plugging rod;
the outer wall of the movable plate is further provided with a second elastic piece, and the second elastic piece can push the plugging rod to be inserted into the through hole and plug the channel.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. the invention utilizes the management platform to realize field data processing through a three-dimensional visual perception management information system, realizes a three-dimensional simulation station display, monitoring, early warning and plan integration solution, and completes the function definition and interface definition of each gas pipe network metering hardware device in the three-dimensional configuration monitoring platform;
2. the gas pipeline monitoring system can crawl on the gas pipeline by using the arranged mobile inspection equipment, can detect whether the gas pipeline leaks or not by using the arranged detection head assembly in the crawling process, transmits a generated signal to the sensing network platform once the gas pipeline leaks, and adjusts the pressure and the flow of natural gas in the gas pipeline to avoid more natural gas leakage.
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 schematic view of the mobile inspection device of the present invention;
FIG. 2 is a schematic view of the structure of the inspection head assembly of the present invention;
fig. 3 is a schematic structural diagram of the movable plate of the present invention.
Reference numbers and corresponding part names in the drawings:
1-gas pipe, 2-gas pump, 3-gas pipe, 4-moving piece, 5-spring, 7-detection head component, 8-fixed block, 9-horizontal plate, 11-movable plate, 12-telescopic pipe, 13-first elastic piece, 14-strip-shaped opening, 15-gasket, 16-locking rod, 17-rotating shaft, 18-detection block, 19-movable plate, 20-circular ring, 21-circular groove, 22-accommodating groove, 23-gas inlet pipe, 24-blocking rod, 25-movable rod, 26-supporting frame and 27-second elastic piece.
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.
Examples
As shown in fig. 1 to 3, the system comprises a sensing network platform and an object platform, wherein the sensing network platform comprises a data acquisition and monitoring system, and the data acquisition and monitoring system is used for uploading and issuing various metering data, equipment state information, safety feedback information and remote control information and monitoring the pressure and flow of natural gas in a gas pipe 1; the object platform is including removing the equipment of patrolling and examining, remove the equipment of patrolling and examining and be connected with data acquisition and monitored control system, remove the equipment of patrolling and examining and set up on gas pipe 1 for it leaks to patrol and examine whether the natural gas in the gas pipe 1, and will patrol and examine information transmission to data acquisition and monitored control system.
Aiming at the problems that the metering system in the prior art cannot monitor the natural gas in real time and a user cannot acquire real-time information of the natural gas, the technical scheme utilizes the data acquisition and monitoring system of the set sensing network platform to realize uploading and issuing of various metering data, equipment state information, safety feedback information, remote control information and the like, the protocol is uniform, and data and information are stably, safely and reliably transmitted; the set data acquisition and monitoring system acquires the pressure and flow of the natural gas in the gas pipe 1, can adjust the pressure and flow, monitors the information of the natural gas in the gas pipe 1 in real time, and can acquire the change of the pressure and flow in the gas pipe 1 in time; simultaneously, this technical scheme still is provided with the removal equipment of patrolling and examining on gas pipe 1, can remove on gas pipe 1, carry out real-time supervision to the state of revealing of gas pipe 1, in case when appearing revealing on discovering gas pipe 1, the removal equipment of patrolling and examining can be with revealing information transfer to data acquisition and monitored control system, utilize data acquisition and monitored control system to adjust the flow and the pressure in gas pipe 1, in time avoid the gas pipe 1 in more revealing of natural gas to remind maintainer in time to restore the gas pipe 1 department of revealing.
The system comprises an object platform, a sensor network platform and a management platform, wherein the object platform is connected with the sensor network platform, the object platform collects real scene data, the collected real scene data are transmitted to the management platform through the sensor network platform, a three-dimensional visual model is constructed by the management platform, the management platform comprises a three-dimensional configuration monitoring platform, and the three-dimensional configuration monitoring platform is connected with a data acquisition and monitoring system.
The management platform in the technical scheme is a management center for three-dimensional visualization of natural gas energy metering, a three-dimensional visualization management module is used for providing a solution for integration of display, monitoring, early warning and plan, the three-dimensional visualization adopts a lightweight modeling mode to build a scene effect, and the model effect is mainly presented in a map to ensure efficient loading and smooth operation in a webpage; through the visual interface definition of the three-dimensional configuration monitoring platform and the combination of the functional design definition, the three-dimensional visual simulation scene is subjected to space real scene three-dimensional data acquisition to simulate the actual scene information, so that the visible-to-the-moment three-dimensional virtual visual experience is realized; the field data processing is realized through a three-dimensional visual perception management information system; and sending a control instruction to the object platform through the control management information management system according to the requirement. The mobile inspection equipment comprises a moving part 4 capable of expanding after being inflated and monitoring head assemblies 7 positioned at two ends of the moving part 4, wherein an air pump 2 is arranged on one of the monitoring head assemblies 7, the air pump 2 is connected with the moving part 4 through an air pipe 3, and after the air pump 2 inflates the moving part 4, the moving part 4 can drive the monitoring head assemblies 7 to move on the outer wall of the gas pipe 2; be equipped with the retaining member in detecting first subassembly 7, the retaining member can be fixed to gas pipe 1 outer wall with detecting first subassembly 7.
In the technical scheme, the mobile inspection equipment utilizes the arranged air pump 2 to inflate the moving piece 4, so that the moving piece 4 can expand along the axial direction of the gas pipe 1, the detection head assemblies 7 positioned at two ends of the moving piece 4 are driven to crawl on the gas pipe 1, the crawling of the mobile inspection equipment on the gas pipe 1 is realized, and in the crawling process, the arranged detection head assemblies 7 can be used for detecting the outer wall of the gas pipe 1 in real time to judge whether gas leakage exists or not; meanwhile, in order to ensure that the mobile inspection equipment can normally crawl on the gas pipe 1, a locking part is also arranged on the detection head assembly 7, the detection head assembly 7 at one end of the moving piece 4 is fixed on the gas pipe 1 by the arranged locking part, the air pump 2 is used for inflating the moving piece 4, so that the other end of the moving piece 4 can expand on the gas pipe 1 and drive the detection head assembly 7 on the section to move on the gas pipe 1, when the moving piece 4 is stretched to the maximum displacement amount, the locking part on the detection head assembly 7 is fixed on the gas pipe 1, and the detection head assembly 7 locked before is unlocked, therefore, after the gas introduced into the moving piece 4 is exhausted, the moving piece 4 can pull the detection head assembly 7 to approach towards the other detection head assembly 7 locked on the gas pipe 1 in the retracting process, thereby achieving the purpose of crawling on the gas pipe 1.
The moving piece 4 is a corrugated pipe with the inner diameter larger than the outer diameter of the gas pipe 1, and the moving piece 4 is sleeved on the gas pipe 1; detect first subassembly 7 including detecting piece 18 and the ring 20 that the internal diameter is greater than 1 external diameter of gas pipe, ring 20 cover is on gas pipe 1, it is equipped with the through-hole that the internal diameter is unanimous with 1 external diameter of gas pipe on the piece 18 to detect, it overlaps on gas pipe 1 through the through-hole to detect piece 18, and detects on piece 18 is fixed to the inner wall of ring 20, will overlap 4 both ends of moving member on gas pipe 1 and be in encapsulated situation.
Because the moving part 4 is a corrugated pipe and the two ends of the corrugated pipe are in a sealing state under the action of the detection block 18, when the moving part 4 is inflated by the air pump 2, the moving part 4 can be smoothly stretched on the outer wall of the gas pipe 1, when the gas detecting device works, the detection head assembly 7 on the left end of the moving part 4 is fixed on the gas pipe 1 by the locking part, the moving part 4 is inflated by the air pump 2 to stretch the right end of the moving part 4 on the gas pipe 1 and push the detection head assembly 7 on the right end to move on the outer wall of the gas pipe 1 to move and inspect the gas pipe 1, when the moving part 4 is stretched to the maximum distance, the detection head assembly 7 is fixed on the gas pipe 1 by the locking part on the right end of the moving part 4, the detection head assembly 7 on the left end is unlocked, and after the gas introduced into the moving part 4 is exhausted, force moving member 4 to resume deformation, the detection head subassembly 7 on the pulling left end is drawn close towards the detection head subassembly 7 of right-hand member, when moving member 4 retracted to minimum distance, fixes detection head subassembly 7 on the left end again to detect head subassembly 7 on the right-hand member unblock, repeat above-mentioned step, continue to creep on the outer wall of gas pipe 1, thereby realized patrolling and examining the removal on the gas pipe 1 outer wall.
The technical scheme adopts the characteristic that the bellows can expand after being inflated, the purpose that the detection head assembly 7 crawls on the outer wall of the gas pipe 1 is achieved, and in the process that the mobile inspection equipment crawls on the gas pipe 1, the detection head assemblies 7 on the two ends of the moving piece 4 can be used for carrying out two times of inspection on the same position of the outer wall of the gas pipe 1 in real time, so that the detection precision is improved; simultaneously in order to guarantee after will letting in the gas discharge to moving member 4, moving member 4 can contract fast, so still be provided with spring 5 in moving member 4, the both ends of spring 5 are connected with detecting piece 18 on moving member 4 both ends respectively, when initial state moving member 4 is for taking place the inflation, spring 5 is in natural state, consequently, after the gas discharge that will let in to moving member 4, under the effect of spring 5, can stimulate moving member 4 and contract fast.
In order to ensure the air tightness of the moving member 4, a sealing ring is arranged between the detection block 18 and the gas pipe 1, so that the gas in the moving member 4 is prevented from leaking from the detection block 18.
A cavity is formed in the circular ring 20, a strip-shaped opening 14 communicated with the cavity is further formed in the inner wall of the circular ring 20, the locking piece comprises a locking rod 16 and a driving piece, the circular ring locking rod 16 is movably connected into the cavity through a rotating shaft 17, and the locking rod 16 is inserted into the strip-shaped opening 14; the driving piece is located on the inner wall of the cavity of the circular ring 20, and the driving piece can drive the locking piece 16 to rotate around the rotating shaft 17, so that the locking rod 16 is attached to the outer wall of the gas pipe 1.
In order to guarantee at the in-process of aerifing in to moving member 4, moving member 4 can only one end take place the inflation, moving member 4 is at the in-process that contracts, also can only one end takes place to remove simultaneously, so the retaining member has been set up, during the use, utilize the driving piece drive check lock lever 16 that sets up to rotate round pivot 17, force unblock lever 16 to rotate towards the outer wall direction of gas pipe 1, and finally sticis to the outer wall of gas pipe 1 on, utilize the frictional resistance between check lock lever 16 and the gas pipe 1 outer wall to fix ring 20, guarantee ring 20 and stably fix between gas pipe 1, and simultaneously, in order to improve the fixed ability of check lock lever 16 to ring 20, still be provided with gasket 15 on the end of unblock lever 16 towards the outer wall direction of gas pipe 1, gasket 15 can increase the frictional force between check lock lever 16 and the gas pipe 1 outer wall.
The driving part comprises an extension tube 12 and a movable plate 11, a groove is formed in the inner wall of a cavity of the circular ring 20, the extension tube 12 is located in the groove, one end of the extension tube 12 is communicated with the air pump 2 through a guide tube, the other end of the extension tube is connected with the movable plate 11, and when the extension tube 12 is inflated, the extension tube 12 can drive the movable plate 11 to push the unlocking rod 16 to rotate around the rotating shaft 17.
When the locking rod 16 needs to be used for rotating, air is introduced into the extension tube 12 by using the air pump 2, so that the extension tube 12 is forced to expand and stretch, the movable plate 11 is pushed to extend out of the groove, and finally the unlocking rod 16 is pushed to rotate around the rotating shaft 17, so that the unlocking rod 16 is tightly pressed onto the outer wall of the gas pipe 1; when the unlocking is required, the gas introduced into the telescopic tube 12 is exhausted, so that the telescopic tube 12 is forced to contract, the movable plate 11 is pulled to retreat into the groove, and the action on the locking rod 16 is removed.
Still be equipped with fixed block 8 on the cavity inner wall of ring 20, 8 one end of fixed block and cavity inner wall connection are equipped with the blind hole on the other end, be equipped with first elastic component 13 and diaphragm 9 in the blind hole, first elastic component 13 can drive diaphragm 9 and promote check lock lever 16 and rotate towards keeping away from 1 outer wall direction of gas pipe round pivot 17.
In order to guarantee the in-process that ring 20 removed on the outer wall of gas pipe 1, the tip of the check lock lever 16 of avoiding setting contacts with the outer wall of gas pipe 1 all the time, thereby reduce the wearing and tearing of check lock lever 16, so first elastic component 13 and diaphragm 9 have been set up, when the effort to unblock lever 16 has been removed to fly leaf 11, under the effect of first elastic component 13 elasticity, make diaphragm 9 can promote check lock lever 16 and rotate towards keeping away from gas pipe 1 outer wall direction round pivot 17, force check lock lever 16 and gas pipe 1 outer wall separation, guarantee the in-process that ring 20 removed on gas pipe 1 outer wall, avoid the wearing and tearing of check lock lever 16.
The inner wall of the through hole of the detection block 18 is provided with an annular groove 21, the end part of the movable plate 11 facing the unlocking rod 16 direction is provided with an accommodating groove 22, the accommodating groove 22 is internally provided with a movable plate 19, the movable plate 11 is further provided with an air inlet pipe 23, one end of the air inlet pipe 23 is communicated with the accommodating groove 22, and the other end of the air inlet pipe is communicated with the annular groove 21.
In the technical scheme, in the process of driving the circular ring 20 to climb on the outer wall of the gas pipe 1 by using the moving piece 4, the detection block 18 located in the circular ring 20 moves along with it, and when a leak occurs in the gas pipe 1, the detection block 18 moves to the leak, because the pressure and the flow rate of the natural gas inside the gas pipe 1 are high when the gas pipe is in a normal use state, the flow rate of the natural gas at a leakage position is high, and rapidly enters into the annular groove 21 of the detection block 18, then enters into the accommodating groove 22 of the movable plate 11 through the air inlet pipe 23, so that the instantaneously generated air pressure pushes the moving plate 19 located in the receiving groove 22 to move toward the locking bar 16, and promote the check lock lever 16 and rotate around pivot 17, will originally not compress tightly to the gas pipe 1 outer wall with the check lock lever 16 of gas pipe 1 outer wall contact on, fix ring 20 to gas pipe 1 on, the removal of this moment is patrolled and examined the equipment and will no longer be can continue to remove on gas pipe 1.
Meanwhile, in order to improve that the gas leaked from the gas pipe 1 can effectively act on the moving plate 19, a one-way valve is further arranged in the gas inlet pipe 23, so that the gas in the annular groove 21 of the detection block 18 can only enter the accommodating groove 22 through the gas inlet pipe 23, the gas in the accommodating groove 22 cannot flow back to the annular groove 21, and the moving plate 19 can continuously exert acting force on the locking rod 16.
The tip that the movable plate 19 is located holding tank 22 still is equipped with pressure sensing module, still be equipped with the wireless communication unit on the ring 20, the gas that will reveal gets into to holding tank 22 in the back, the change of holding tank 22 internal pressure is gathered to pressure sensing module, utilize the wireless communication unit to data acquisition and monitored control system emergence information, remind gas pipe 1 to take place to reveal, data acquisition and monitored control system adjust the pressure and the flow size of the inside natural gas of gas pipe 1, avoid causing more natural gases to reveal, and in time inform the maintenance personal to maintain.
A support frame 26 is further arranged on the outer wall of the movable plate 11, a movable rod 25 is arranged on the support frame 26, the movable rod 25 is hinged to the support frame 26, and a blocking rod 24 is arranged at the end part of the movable rod 25 facing the direction of the movable plate 11; the movable plate 11 is also provided with a channel matched with the blocking rod 24; a second elastic member 27 is further disposed on the outer wall of the movable plate 11, and the second elastic member 27 can push the blocking rod 24 to be inserted into the through hole and block the channel.
Because the air inlet pipe 23 is internally provided with a one-way valve, when maintenance is performed, in order to conveniently discharge the air introduced into the accommodating groove 22, so that the movable plate 19 can be restored to the initial position, the outer wall of the movable plate 11 is further provided with a movable rod 25 and a second elastic member 27, when the movable plate 11 is located in the groove in the initial state, under the action of the second elastic member 27, the movable rod 25 can be pushed to rotate around the support frame 26, the blocking rod 24 on the movable rod 25 is inserted into the channel of the movable plate 11 to block the channel, so that the air introduced into the accommodating groove 22 cannot leak, and when the movable plate 19 needs to be retracted into the accommodating groove 22, the air pump 2 is used to introduce air into the telescopic pipe 12 to force the telescopic pipe 12 to push the movable plate 11 to move, that is relative movement between the movable plate 11 and the movable plate 19, the movable plate 11 can compress the air located in the accommodating groove 22 during movement, when the air pressure in the accommodating groove 22 is greater than the elastic force of the second elastic element 27, the air pressure forces the movable rod 25 to rotate, the blocking rod 24 located in the channel is moved out, the air located in the accommodating groove 22 is discharged, the movable plate 19 is guaranteed to be capable of returning to the initial state, and the elastic force of the second elastic element 27 is greater than the pressure of the natural gas in the gas pipe 1.
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 (9)
1. The internet of things three-dimensional visualization management system for natural gas metering is characterized by comprising a sensing network platform and an object platform, wherein the sensing network platform comprises a data acquisition and monitoring system, and the data acquisition and monitoring system is used for uploading and issuing various metering data, equipment state information, safety feedback information and remote control information and monitoring the pressure and flow of natural gas in a gas pipe (1);
the object platform is including removing the equipment of patrolling and examining, remove the equipment of patrolling and examining and be connected with data acquisition and monitored control system, remove the equipment of patrolling and examining and set up on gas pipe (1) for it leaks to patrol and examine whether the natural gas in gas pipe (1) to will patrol and examine information transmission to data acquisition and monitored control system.
2. The internet of things three-dimensional visualization management system for natural gas metering of claim 1, further comprising a management platform connected with the sensor network platform, wherein the object platform collects real-scene data, the collected real-scene data is transmitted to the management platform through the sensor network platform, a three-dimensional visualization model is constructed by the management platform, the management platform comprises a three-dimensional configuration monitoring platform, and the three-dimensional configuration monitoring platform is connected with the data collection and monitoring system.
3. The Internet of things three-dimensional visualization management system for natural gas metering according to claim 1, wherein the mobile inspection equipment comprises a moving member (4) capable of expanding after being inflated and monitoring head assemblies (7) positioned at two ends of the moving member (4), wherein an air pump (2) is arranged on one of the monitoring head assemblies (7), the air pump (2) is connected with the moving member (4) through an air pipe (3), and after the air pump (2) inflates the moving member (4), the moving member (4) can drive the monitoring head assemblies (7) to move on the outer wall of the gas pipe (1);
be equipped with the retaining member in detection head subassembly (7), the retaining member can be fixed detection head subassembly (7) to gas pipe (1) outer wall on.
4. The Internet of things three-dimensional visualization management system for natural gas metering according to claim 3, wherein the moving member (4) is a corrugated pipe with an inner diameter larger than the outer diameter of the gas pipe (1), and the moving member (4) is sleeved on the gas pipe (1);
detect head subassembly (7) including detecting ring (20) that piece (18) and internal diameter are greater than gas pipe (1) external diameter, ring (20) cover is on gas pipe (1), be equipped with the through-hole that internal diameter and gas pipe (1) external diameter are unanimous on detecting piece (18), detect piece (18) and overlap on gas pipe (1) through the through-hole, and detect on piece (18) are fixed to the inner wall of ring (20), will overlap moving member (4) both ends on gas pipe (1) and be in encapsulated situation.
5. The Internet of things three-dimensional visualization management system for natural gas metering according to claim 4, wherein a cavity is formed in the circular ring (20), a strip-shaped opening (14) communicated with the cavity is further formed in the inner wall of the circular ring (20), the locking member comprises a locking rod (16) and a driving member, the circular ring locking rod (16) is movably connected into the cavity through a rotating shaft (17), and the locking rod (16) is inserted into the strip-shaped opening (14);
the driving piece is located the cavity inner wall of ring (20), and the driving piece can drive retaining member (16) and rotate round pivot (17), laminates check lock lever (16) and the outer wall of gas pipe (1).
6. The three-dimensional visual management system of internet of things for natural gas metering of claim 5, wherein the driving member comprises a telescopic pipe (12) and a movable plate (11), a groove is formed in the inner wall of the cavity of the circular ring (20), the telescopic pipe (12) is located in the groove, one end of the telescopic pipe (12) is communicated with the air pump (2) through a guide pipe, the other end of the telescopic pipe is connected with the movable plate (11), and when the telescopic pipe (12) is inflated, the telescopic pipe (12) can drive the movable plate (11) to push the unlocking rod (16) to rotate around the rotating shaft (17).
7. The Internet of things three-dimensional visualization management system for natural gas metering according to claim 5, wherein a fixing block (8) is further arranged on the inner wall of the cavity of the circular ring (10), one end of the fixing block (8) is connected with the inner wall of the cavity, a blind hole is formed in the other end of the fixing block, a first elastic piece (13) and a transverse plate (9) are arranged in the blind hole, and the transverse plate (9) can be pushed by the first elastic piece (13) to rotate around a rotating shaft (17) towards the direction far away from the outer wall of the gas pipe (1).
8. The Internet of things three-dimensional visualization management system for natural gas metering according to claim 6, wherein an annular groove (21) is formed in the inner wall of a through hole of the detection block (18), an accommodating groove (22) is formed in the end portion, facing the unlocking rod (16), of the movable plate (11), a movable plate (19) is arranged in the accommodating groove (22), an air inlet pipe (23) is further arranged on the movable plate (11), one end of the air inlet pipe (23) is communicated with the accommodating groove (22), and the other end of the air inlet pipe is communicated with the annular groove (21).
9. The internet of things three-dimensional visualization management system for natural gas metering according to claim 8, wherein a support frame (26) is further arranged on the outer wall of the movable plate (11), a movable rod (25) is arranged on the support frame (26), the movable rod (25) is hinged to the support frame (26), and a blocking rod (24) is arranged at the end of the movable rod (25) facing the direction of the movable plate (11);
the movable plate (11) is also provided with a channel matched with the blocking rod (24);
the outer wall of the movable plate (11) is further provided with a second elastic piece (27), and the second elastic piece (27) can push the blocking rod (24) to be inserted into the through hole and block the channel.
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