CN113669638A - Petroleum pipeline leakage monitoring device - Google Patents

Petroleum pipeline leakage monitoring device Download PDF

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Publication number
CN113669638A
CN113669638A CN202110903873.3A CN202110903873A CN113669638A CN 113669638 A CN113669638 A CN 113669638A CN 202110903873 A CN202110903873 A CN 202110903873A CN 113669638 A CN113669638 A CN 113669638A
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CN
China
Prior art keywords
unit
monitoring device
pull rope
petroleum pipeline
leakage monitoring
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202110903873.3A
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Chinese (zh)
Inventor
吴伟
李超
王方
席凯凯
程欢
程庞虎
杨洋洋
王金超
白宝鑫
邢鑫
张建伟
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Xian Shiyou University
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Xian Shiyou University
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Application filed by Xian Shiyou University filed Critical Xian Shiyou University
Priority to CN202110903873.3A priority Critical patent/CN113669638A/en
Publication of CN113669638A publication Critical patent/CN113669638A/en
Pending legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17DPIPE-LINE SYSTEMS; PIPE-LINES
    • F17D5/00Protection or supervision of installations
    • F17D5/02Preventing, monitoring, or locating loss
    • F17D5/06Preventing, monitoring, or locating loss using electric or acoustic means

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Pipeline Systems (AREA)

Abstract

The invention belongs to the technical field of petroleum pipeline monitoring, and relates to a petroleum pipeline leakage monitoring device.A height adjusting mechanism is arranged in a supporting unit to realize the height adjustment of the whole monitoring device, so that a pull rope can be tightly attached to a pipeline; by arranging the pull rope, once the petroleum pipeline is leaked, petroleum can be adhered to the pull rope, and the combustion unit is used for flaming the pull rope, so that whether the petroleum exists on the pull rope can be visually judged, and the leakage condition of the petroleum pipeline can be known; the fan through steam conveying unit carries out convulsions, and the cooperation alarm unit then reports to the police when the steam temperature information that alarm unit received surpasss surrounding gas's normal temperature information, and then reminds staff's petroleum pipeline to have the leakage. The device, through the repeated pulling to the stay cord, make the stay cord adsorb the oil that leaks, through the burning of combustion unit, can detect directly perceivedly to the oil of adsorbing on the stay cord to combine alarm unit to report to the police.

Description

Petroleum pipeline leakage monitoring device
Technical Field
The invention belongs to the technical field of petroleum pipeline monitoring, and relates to a petroleum pipeline leakage monitoring device.
Background
At present, the leakage of petroleum pipelines is caused by a plurality of reasons, including congenital defects of pipelines caused by unreasonable design, mainly that the sealing structure of the pipeline connecting part is not suitable for conveying pressure, temperature or environmental conditions, and the leakage amount of the pipelines in operation can be influenced and materials can also be possibly failed if the operation process rules are not complied with during the installation of the pipelines. Based on above-mentioned multiple reasons, need reveal the monitoring to petroleum pipeline, and some petroleum pipeline be the ground pipeline some then be the underground piping, still discover more easily if taking place to reveal to the petroleum pipeline of subaerial eminence, because can see the pipeline lower wall, and place the condition that just hardly sees the pipeline lower wall of subaerial petroleum pipeline, and the more pipeline that all appears revealing of oil cracks, if do not in time restore, will make the crack bigger and bigger, thereby make whole petroleum pipeline appear cracked pipe, it is more dangerous. Therefore, the leakage monitoring of the petroleum pipeline is necessary, and a petroleum pipeline leakage monitoring device is urgently needed to be designed to solve the problem of monitoring the leakage of the petroleum pipeline.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a petroleum pipeline leakage monitoring device.
In order to achieve the purpose, the invention provides the following technical scheme:
this kind of petroleum pipeline leakage monitoring devices includes: the leakage monitoring device comprises a first leakage monitoring device and a second leakage monitoring device which are symmetrically distributed at two ends of a petroleum pipeline and have the same structure, wherein pull ropes are distributed between the first leakage monitoring device and the second leakage monitoring device;
the first leakage monitoring device comprises a supporting unit, a first driving unit, a stay cord guide mechanism and an earth pressing unit which are sequentially distributed from right to left, wherein the first driving unit drives the stay cord to move; a hot air conveying unit is arranged above the first driving unit, and the alarm unit is arranged above an air outlet of the hot air conveying unit;
a height adjusting mechanism is arranged in the supporting unit, and the height of the whole device is adjusted through the height adjusting mechanism; the first driving unit drives the pull rope to move through the pull rope guide mechanism; the mud pressing unit crushes mud blocks on the pull rope through an up-down moving mechanism in the mud pressing unit; the combustion unit is used for combusting the petroleum adsorbed on the pull rope, hot gas is conveyed to the air outlet through the hot gas conveying unit, and the alarm unit judges whether to alarm or not according to the received hot gas temperature information.
Further, height adjusting mechanism includes the bottom plate, the welding of the top of bottom plate has the bracing piece, set up first guide slot in the bracing piece, first guide slot overcoat is equipped with the slide pipe, the slide pipe is fixed through a fastening screw with the bracing piece, the slide pipe cooperatees with first guide slot and realizes the regulation to the supporting element height.
Further, the hot gas conveying unit comprises a vent pipe and a fan, the fan is mounted on the side wall of the vertical rod, and the vertical rod is connected with the sliding pipe through a connecting rod; the air inlet end of the fan is connected with a vent pipe, the air outlet is arranged at the air outlet end of the fan, and an alarm unit is arranged above the air outlet.
Further, alarm unit includes temperature alarm, temperature alarm installs in the top of support frame, the support frame is installed in the top of fan.
Further, the first driving unit comprises a first driving motor, the first driving motor is sleeved in a connecting ring, the connecting ring is arranged at the lower end of a vertical rod, and the vertical rod is connected with the sliding pipe through a connecting rod; the rear of the first driving motor is provided with a rotating shaft, the rotating shaft is connected with a rotating disc, and the rotating disc is connected with a pull rope.
Further, a fixing rod is arranged on one side of the connecting ring and connected with the soil pressing unit; the soil pressing unit comprises a guide cylinder, the guide cylinder is fixedly connected with the fixed rod, an inclined frame is installed on the side wall of the guide cylinder, and a second driving motor is installed at the top end of the inclined frame; incomplete gear is installed in second driving motor's pivot, the guide cylinder endotheca is equipped with the slide bar, the clamp plate is installed to the bottom of slide bar, the outside welding of slide bar has the rack with incomplete gear engaged with, the second guide slot has vertically been seted up to the inside of slide bar, the second guide slot overcoat is equipped with coil spring, second driving motor drives incomplete gear revolve, drives the clamp plate through incomplete gear and rack intermittent type formula meshing up-and-down motion, and then presses the breakage to the mud cake on the stay cord.
Further, the combustion unit comprises a combustor, the combustor is installed below the fixing rod, a fire outlet end of the combustor is connected with a fire through pipe, and a connecting cover is installed at the lower end of the fire through pipe.
Further, the pull rope guide mechanism comprises a guide ring sleeved on the fixed rod, a guide rod is sleeved in the guide ring, and the guide rod and the guide ring are fixed through a second fastening screw; the guide rod lower extreme is installed and is made things convenient for the snap ring that the stay cord passed, the backup pad is installed to the snap ring bottom surface, the stay cord is located between backup pad and the clamp plate.
Further, the snap ring is U type structure, and the snap ring inner wall is provided with the sponge layer.
Furthermore, the pull rope is made of ceramic silicon rubber, the pull rope is inserted into the snap ring, and scales are uniformly arranged on the pull rope.
Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects: the height of the whole monitoring device is adjusted by arranging a height adjusting mechanism in the supporting unit, so that the pull rope can be tightly attached to the pipeline; by arranging the pull rope, once the petroleum pipeline is leaked, petroleum can be adhered to the pull rope, and the combustion unit is used for flaming the pull rope, so that whether the petroleum exists on the pull rope can be visually judged, and the leakage condition of the petroleum pipeline can be known; the fan through steam conveying unit carries out convulsions, and the cooperation alarm unit then reports to the police when the steam temperature information that alarm unit received surpasss surrounding gas's normal temperature information, and then reminds staff's petroleum pipeline to have the leakage.
In addition, the incomplete gear is driven to rotate by the second driving motor, and the pressing plate is driven to move up and down by the intermittent meshing of the incomplete gear and the rack, so that mud blocks on the pull rope are pressed and crushed, and the pull rope is prevented from being wrapped by soil; the pull rope is made of ceramic silicon rubber with a flame-retardant effect, and meanwhile, the leakage position of the petroleum pipeline can be accurately known by arranging scales on the pull rope, so that the leakage position can be conveniently repaired in time, and the safety of the petroleum pipeline is ensured. According to the petroleum pipeline monitoring device provided by the invention, the pull rope is repeatedly pulled to adsorb leaked petroleum, the petroleum adsorbed on the pull rope can be visually detected through the combustion of the combustion unit, and the alarm unit is combined to confirm whether the leaked petroleum exists on the pull rope.
Drawings
FIG. 1 is a block diagram of a petroleum pipeline leakage monitoring device according to the present invention;
fig. 2 is a side view of the connection of the first driving motor and the turntable provided by the present invention.
Wherein: 1. a slide bar; 2. a sloping frame; 3. a second drive motor; 4. an incomplete gear; 5. a rack; 6. a second guide groove; 7. a coil spring; 8. a guide cylinder; 9. a combustion engine; 10. a breather pipe; 11. a support frame; 12. a temperature alarm; 13. an air outlet; 14. a fan; 15. a vertical rod; 16. a connecting rod; 17. a first fastening screw; 18. a slide pipe; 19. a first drive motor; 20. a connecting ring; 21. a turntable; 22. a first guide groove; 23. a support bar; 24. a base plate; 25. fixing the rod; 26. a guide ring; 27. a second fastening screw; 28. a guide bar; 29. a snap ring; 30. a support plate; 31. pressing a plate; 32. a connecting cover; 33. a fire tube; 34. pulling a rope; 35. a rotating shaft.
Detailed Description
The invention is described in further detail below with reference to the following figures and examples:
examples
Referring to fig. 1-2, the present invention provides a petroleum pipeline leakage monitoring device, comprising: the leakage monitoring device comprises a first leakage monitoring device and a second leakage monitoring device which are symmetrically distributed at two ends of a petroleum pipeline and have the same structure, wherein pull ropes 34 are distributed between the first leakage monitoring device and the second leakage monitoring device;
the first leakage monitoring device comprises a supporting unit, a first driving unit, a stay cord guide mechanism and an earth pressing unit which are sequentially distributed from right to left, wherein the first driving unit drives the stay cord 34 to move; a hot air conveying unit is arranged above the first driving unit, and an alarm unit is arranged above an air outlet 13 of the hot air conveying unit;
a height adjusting mechanism is arranged in the supporting unit, and the height of the whole petroleum pipeline leakage monitoring device is adjusted through the height adjusting mechanism; the first driving unit drives the pull rope 34 to move through the pull rope guide mechanism; the mud pressing unit crushes mud blocks on the pull rope 34 through an up-down moving mechanism inside the mud pressing unit; the combustion unit is used for combusting the petroleum adsorbed on the pull rope 34, the hot gas is transmitted to the air outlet 13 through the hot gas transmission unit, and the alarm unit judges whether to alarm or not according to the received hot gas temperature information.
Further, the height adjusting mechanism comprises a bottom plate 24, a support rod 23 is welded above the bottom plate 24, a first guide groove 22 is formed in the support rod 23, a sliding pipe 18 is sleeved outside the first guide groove 22, the sliding pipe 18 and the support rod 23 are fixed through a first fastening screw 17, and the sliding pipe 18 and the first guide groove 22 are in sliding fit to realize height adjustment of the supporting unit.
Further, the hot gas transmission unit comprises a vent pipe 10 and a fan 14, the fan 14 is installed on the side wall of the vertical rod 15, and the vertical rod 15 is connected with the sliding pipe 18 through a connecting rod 16; the air inlet end of the fan 14 is connected with a vent pipe 10, the air outlet 13 is arranged at the air outlet end of the fan 14, and an alarm unit is arranged above the air outlet 13.
Further, the alarm unit comprises a temperature alarm 12, the temperature alarm 12 is mounted at the top end of the support frame 11, and the support frame 11 is mounted above the fan 14.
Further, the first driving unit comprises a first driving motor 19, the first driving motor 19 is sleeved in a connecting ring 20, the connecting ring 20 is arranged at the lower end of the vertical rod 15, and the vertical rod 15 is connected with the sliding pipe 18 through a connecting rod 16; a rotating shaft 35 is installed behind the first driving motor 19, the rotating shaft 35 is connected with the rotating disc 21, and the rotating disc 21 is connected with the pull rope 34.
Further, a fixing rod 25 is provided at one side of the connection ring 20, and the fixing rod 25 is connected with the soil pressing unit; the soil pressing unit comprises a guide cylinder 8, the guide cylinder 8 is fixedly connected with a fixed rod 25, an inclined frame 2 is installed on the side wall of the guide cylinder 8, and a second driving motor 3 is installed at the top end of the inclined frame 2; incomplete gear 4 is installed in second driving motor 3's pivot, slide bar 1 is equipped with to the guide cylinder 8 endotheca, clamp plate 31 is installed to slide bar 1's bottom, the outside welding of slide bar 1 has the rack 5 with incomplete gear 4 looks meshing, second guide slot 6 has vertically been seted up to slide bar 1's inside, 6 overcoat of second guide slot is equipped with coil spring 7, second driving motor 3 drives incomplete gear 4 and rotates, intermittent type formula meshing through incomplete gear 4 and rack 5 drives clamp plate 31 up-and-down motion, and then press the breakage to the clod on the stay cord 34.
As an optional or preferred embodiment of this embodiment, the incomplete gear 4 is a sector gear, when the second driving motor 3 drives the sector gear to rotate, the toothed portion engages with the rack 5 to drive the pressing plate 31 to move downward, and when the sector gear rotates to the non-toothed portion, the coil spring 7 springs up to drive the pressing plate 31 to move upward, so as to drive the pressing plate 31 to move upward and downward alternately, and further repeatedly press and crush the mud cake on the pulling rope 34.
Further, the combustion unit includes a burner 9, the burner 9 is installed below the fixing rod 25, a fire outlet end of the burner 9 is connected with a fire through pipe 33, and a connecting cover 32 is installed at a lower end of the fire through pipe 33.
Further, the pull rope guide mechanism comprises a guide ring 26 sleeved on the fixing rod 25, a guide rod 28 is sleeved in the guide ring 26, and the guide rod 28 and the guide ring 26 are fixed through a second fastening screw 27; the lower end of the guide rod 28 is provided with a clamping ring 29 for facilitating the pull rope 34 to pass through, the bottom surface of the clamping ring 29 is provided with a supporting plate 30, and the pull rope 34 is positioned between the supporting plate 30 and the pressing plate 31.
Further, snap ring 29 is U type structure, and snap ring 29 inner wall is provided with the sponge layer, can add the cleaner in the sponge layer, realizes the cleanness so that use stay cord 34 repetition detection to stay cord 34.
Further, stay cord 34 adopts the pottery silicon rubber that has flame retardant action to make, and stay cord 34 alternates in snap ring 29, and evenly is provided with the scale on the stay cord 34, conveniently accurately learns the position that the petroleum pipeline appears leaking, and then conveniently repairs the leakage position, guarantees petroleum pipeline's safety.
In summary, the petroleum pipeline leakage monitoring device provided by the invention has the following specific working process:
first, the bottom plates 24 are respectively installed at both ends of the petroleum pipeline, so that the pull rope 34 is positioned at the bottom of the pipeline along the petroleum pipeline and is contacted with the soil at the bottom; before the monitoring is started, the switch of the first driving motor 19 close to the bottom plate 24 of the first leakage monitoring device (the right structure in the figure 1) is turned on, and the switch of the combustor 9, the switch of the fan 14 and the switch of the second driving motor 3 are turned on;
then, the first driving motor 19 drives the rotary table 21 to rotate, the pull rope 34 is pulled to move, and if petroleum leaks from the petroleum pipeline, the petroleum adheres to the pull rope 34; the second driving motor 3 drives the incomplete gear 4 to rotate, and drives the pressing plate 31 to move up and down through intermittent meshing of the incomplete gear 4 and the rack 5, so that mud blocks on the pull rope 34 are repeatedly pressed and crushed, and petroleum adhered to the pull rope 34 is exposed; if petroleum appears on the pull rope 34, the petroleum adhered to the surface of the pull rope 34 is combusted when the combustor 9 fires, and the fan 14 performs air suction through the vent pipe 10; if petroleum burns on the surface of the pull rope 34, high temperature is generated for a long time, and then hot air is blown out from the air outlet 13 and an alarm is given through the temperature alarm 12;
and finally, controlling the second leakage monitoring device to work (a left structure in fig. 2), enabling the pull rope 34 to be pulled reversely, wiping the pull rope 34 by using the cleaning layer in the snap ring 29, conveniently cleaning impurities remained on the surface of the pull rope 34, and simultaneously adding a cleaning agent into the cleaning layer so as to clean oil on the surface of the pull rope 34 and repeatedly detect the oil.
The invention can make the pull rope 34 absorb the leaked oil by repeatedly pulling the pull rope 34, and then the oil on the pull rope 34 can be visually detected by the combustion of the combustion machine 9, and the existence of the leaked oil on the pull rope 34 can be known by combining the arrangement of the temperature alarm 12.
The above description is only for the details of the technical solutions of the present invention, so that those skilled in the art can understand or implement the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention.
It is to be understood that the present invention is not limited to what has been described above, and that various modifications and changes may be made without departing from the scope thereof. The scope of the invention is limited only by the appended claims.

Claims (10)

1. A petroleum pipeline leakage monitoring device, comprising: the leakage monitoring device comprises a first leakage monitoring device and a second leakage monitoring device which are symmetrically distributed at two ends of a petroleum pipeline and have the same structure, wherein pull ropes (34) are distributed between the first leakage monitoring device and the second leakage monitoring device;
the first leakage monitoring device comprises a supporting unit, a first driving unit, a stay cord guide mechanism and an earth pressing unit, wherein the supporting unit, the first driving unit, the stay cord guide mechanism and the earth pressing unit are sequentially distributed from right to left, and a combustion unit is arranged between the stay cord guide mechanism and the earth pressing unit; a hot air conveying unit is arranged above the first driving unit, and the alarm unit is arranged above an air outlet (13) of the hot air conveying unit;
a height adjusting mechanism is arranged in the supporting unit, and the height of the whole device is adjusted through the height adjusting mechanism; the first driving unit drives the pull rope (34) to move through the pull rope guide mechanism; the mud pressing unit crushes mud blocks on the pull rope (34) through an up-down moving mechanism in the mud pressing unit; the combustion unit is used for combusting the petroleum adsorbed on the pull rope (34), hot gas is conveyed to the air outlet (13) through the hot gas conveying unit, and the alarm unit judges whether to alarm or not according to the received hot gas temperature information.
2. The petroleum pipeline leakage monitoring device according to claim 1, wherein the height adjusting mechanism comprises a bottom plate (24), a support rod (23) is welded above the bottom plate (24), a first guide groove (22) is formed in the support rod (23), a sliding pipe (18) is sleeved outside the first guide groove (22), the sliding pipe (18) and the support rod (23) are fixed through a first fastening screw (17), and the sliding pipe (18) is matched with the first guide groove (22) to adjust the height of the support unit.
3. A petroleum pipeline leakage monitoring device as claimed in claim 2, wherein said hot gas transfer unit comprises a vent pipe (10) and a fan (14), said fan (14) is mounted on the side wall of a vertical rod (15), said vertical rod (15) is connected with a slide pipe (18) through a connecting rod (16); the air inlet end of the fan (14) is connected with a vent pipe (10), the air outlet (13) is arranged at the air outlet end of the fan (14), and an alarm unit is arranged above the air outlet (13).
4. A petroleum pipeline leakage monitoring device according to claim 3, wherein the alarm unit comprises a temperature alarm (12), the temperature alarm (12) is mounted on the top end of a support frame (11), and the support frame (11) is mounted above the fan (14).
5. A petroleum pipeline leakage monitoring device according to claim 2, wherein the first driving unit comprises a first driving motor (19), the first driving motor (19) is sleeved in a connecting ring (20), the connecting ring (20) is arranged at the lower end of a vertical rod (15), and the vertical rod (15) is connected with a sliding pipe (18) through a connecting rod (16); a rotating shaft (35) is installed behind the first driving motor (19), the rotating shaft (35) is connected with the rotary table (21), and the rotary table (21) is connected with the pull rope (34).
6. A petroleum pipeline leakage monitoring device according to claim 5, characterized in that one side of the connection ring (20) is provided with a fixing rod (25), and the fixing rod (25) is connected with an earth pressing unit; the soil pressing unit comprises a guide cylinder (8), the guide cylinder (8) is fixedly connected with a fixed rod (25), an inclined frame (2) is installed on the side wall of the guide cylinder (8), and a second driving motor (3) is installed at the top end of the inclined frame (2); incomplete gear (4) are installed in the pivot of second driving motor (3), slide bar (1) is equipped with to guide cylinder (8) endotheca, clamp plate (31) are installed to the bottom of slide bar (1), the outside welding of slide bar (1) has rack (5) with incomplete gear (4) engaged with, second guide slot (6) have vertically been seted up to the inside of slide bar (1), second guide slot (6) overcoat is equipped with coil spring (7), second driving motor (3) drive incomplete gear (4) and rotate, drive clamp plate (31) up-and-down motion through incomplete gear (4) and rack (5) intermittent type formula meshing, and then press the breakage to the clod on stay cord (34).
7. A petroleum pipeline leakage monitoring device according to claim 6, characterized in that the combustion unit comprises a burner (9), the burner (9) is mounted below the fixing rod (25), a fire-through pipe (33) is connected to the fire outlet end of the burner (9), and a connecting cover (32) is mounted at the lower end of the fire-through pipe (33).
8. The petroleum pipeline leakage monitoring device according to claim 6, wherein the pull rope guide mechanism comprises a guide ring (26) sleeved on the fixing rod (25), a guide rod (28) is sleeved in the guide ring (26), and the guide rod (28) and the guide ring (26) are fixed through a second fastening screw (27); the lower end of the guide rod (28) is provided with a clamping ring (29) which is convenient for the pull rope (34) to pass through, the bottom surface of the clamping ring (29) is provided with a support plate (30), and the pull rope (34) is positioned between the support plate (30) and the pressing plate (31).
9. A petroleum pipeline leakage monitoring device as claimed in claim 8, wherein the snap ring (29) is of a U-shaped structure, and a sponge layer is arranged on the inner wall of the snap ring (29).
10. A petroleum pipeline leakage monitoring device as claimed in claim 1, wherein the pull rope (34) is made of ceramic silicon rubber, the pull rope (34) is inserted into the snap ring (29), and scales are uniformly arranged on the pull rope (34).
CN202110903873.3A 2021-08-06 2021-08-06 Petroleum pipeline leakage monitoring device Pending CN113669638A (en)

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CN202110903873.3A CN113669638A (en) 2021-08-06 2021-08-06 Petroleum pipeline leakage monitoring device

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CN202110903873.3A CN113669638A (en) 2021-08-06 2021-08-06 Petroleum pipeline leakage monitoring device

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