CN114962849A - Quick mending-leakage device for petroleum pipeline - Google Patents
Quick mending-leakage device for petroleum pipeline Download PDFInfo
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- CN114962849A CN114962849A CN202210820118.3A CN202210820118A CN114962849A CN 114962849 A CN114962849 A CN 114962849A CN 202210820118 A CN202210820118 A CN 202210820118A CN 114962849 A CN114962849 A CN 114962849A
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- shaped pipe
- rectangular frame
- petroleum pipeline
- arc plate
- hydraulic cylinder
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- 239000003208 petroleum Substances 0.000 title claims abstract description 48
- 239000004033 plastic Substances 0.000 claims abstract description 50
- 229920003023 plastic Polymers 0.000 claims abstract description 50
- 239000002245 particle Substances 0.000 claims abstract description 29
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 28
- 238000001746 injection moulding Methods 0.000 claims abstract description 19
- 238000010438 heat treatment Methods 0.000 claims abstract description 17
- 238000005485 electric heating Methods 0.000 claims abstract description 15
- 229920002379 silicone rubber Polymers 0.000 claims abstract description 15
- 238000009826 distribution Methods 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims abstract description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 13
- 239000000741 silica gel Substances 0.000 claims description 11
- 229910002027 silica gel Inorganic materials 0.000 claims description 11
- 238000004401 flow injection analysis Methods 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 4
- 238000003860 storage Methods 0.000 claims description 4
- 239000007788 liquid Substances 0.000 description 10
- 239000003921 oil Substances 0.000 description 9
- 238000003466 welding Methods 0.000 description 6
- 230000000903 blocking effect Effects 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001802 infusion Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/16—Devices for covering leaks in pipes or hoses, e.g. hose-menders
- F16L55/168—Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe
- F16L55/175—Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe by using materials which fill a space around the pipe before hardening
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C73/00—Repairing of articles made from plastics or substances in a plastic state, e.g. of articles shaped or produced by using techniques covered by this subclass or subclass B29D
- B29C73/02—Repairing of articles made from plastics or substances in a plastic state, e.g. of articles shaped or produced by using techniques covered by this subclass or subclass B29D using liquid or paste-like material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
- B29C2035/0211—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould resistance heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2023/00—Tubular articles
- B29L2023/22—Tubes or pipes, i.e. rigid
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Thermal Sciences (AREA)
- Pipe Accessories (AREA)
Abstract
A quick leakage repairing device for a petroleum pipeline belongs to the technical field of pipeline leakage repairing. The left ends of the outer hydraulic cylinders are hinged with the fixed plate, the right ends of the outer hydraulic cylinders are hinged with the middle of the outer arc plate, the left ends of the outer arc plate are hinged with the two ends of the inner arc plate, the left sides of the two ends of the inner arc plate are connected with the rectangular frame, and the left side of the rectangular frame is connected with the right end of the shell; the T-shaped pipe is arranged in the rectangular frame, the left end of the T-shaped pipe is connected with the rectangular frame, the vertical part of the T-shaped pipe penetrates through the through hole of the rectangular frame to be connected with the discharge valve and the plastic particle hopper, the lower part of the plastic particle hopper is provided with an electric heating ring, a silicon rubber heating plate is arranged outside the T-shaped pipe, and a high-temperature-resistant sealing ring is arranged inside the right end of the T-shaped pipe; a distribution box, a hydraulic oil pump and an inner hydraulic cylinder are sequentially arranged in the shell from left to right, and a piston of the inner hydraulic cylinder penetrates through the rectangular frame and is inserted into an inner cavity of the horizontal part of the T-shaped pipe; the plugging fixture is spliced with the right end of the T-shaped pipe through the injection molding nozzle, is used for petroleum pipeline perforation and plugging, and is fast to operate, safe and environment-friendly.
Description
Technical Field
The invention relates to the technical field of petroleum pipeline leakage repairing, in particular to a quick leakage repairing device for a petroleum pipeline.
Background
In the process of producing and conveying crude oil for petroleum exploitation, petroleum and natural gas are generally conveyed by a petroleum pipeline, in the long-term petroleum production and transportation process, the petroleum pipeline is internally corroded due to the fact that stratum output liquid is multi-phase media such as oil, gas, water, sand and the like, and the petroleum pipeline is perforated due to the fact that corrosion appears outside due to the damage of an anticorrosive coating outside the petroleum pipeline, and economic loss and environmental pollution are brought due to oil gas leakage. Most infusion presses oil pipe way to be mostly steel pipe petroleum pipeline, if adopt the welding mode trapping, then required corresponding equipment is more, if generator, electric welding etc. carry inconveniently, the trapping operating efficiency is low, also can be because of welding misoperation or welding material structure looks fusibility is bad simultaneously, can not weld as an organic wholely with petroleum pipeline perforation department, it is insecure or become weaker to appear the trapping welding, and the welding trapping still must the stop production, can weld petroleum pipeline internal pressure is all put away. Therefore, a quick leakage repairing device for petroleum pipelines is urgently needed to solve the problems.
Disclosure of Invention
Aiming at the defects, the invention provides the quick leakage repairing device for the petroleum pipeline. The hydraulic device is combined with an electric heating plastic technology, the infusion oil pressing pipeline is blocked by utilizing molten plastic solidification, the effect of blocking the perforation of the petroleum pipeline by plastic is improved by a special blocking fixture, the operation is quick, the leakage blocking efficiency of the petroleum pipeline is improved, the oil gas loss is reduced, and the environment is protected.
The purpose of the invention is realized by the following technical scheme:
the invention comprises the following steps: the device comprises an electric heating ring, an outer arc plate, an inner arc plate, a rectangular frame, a shell, a through hole, a T-shaped pipe, a discharge valve, a plastic particle hopper, a fixed plate, an outer hydraulic cylinder, a silicon rubber heating plate, a distribution box, a hydraulic oil pump, an inner hydraulic cylinder, a high-temperature-resistant sealing ring, a hydraulic oil pipeline and a leakage plugging clamp; the method is characterized in that: the left ends of the outer arc plates are hinged with the two ends of the inner arc plate, the left sides of the two ends of the inner arc plate are connected with the rectangular frame, and the left side of the rectangular frame is connected with the right end of the shell; the T-shaped pipe is arranged inside the rectangular frame, the left end of the T-shaped pipe is connected with the rectangular frame, the vertical part of the T-shaped pipe penetrates through the through hole of the rectangular frame to be connected with the discharge valve and the plastic particle hopper, the lower part of the plastic particle hopper is provided with an electric heating ring, a silicon rubber heating plate is arranged outside the T-shaped pipe, and a high-temperature-resistant sealing ring is arranged inside the right end of the T-shaped pipe; a distribution box, a hydraulic oil pump and an inner hydraulic cylinder are sequentially arranged in the shell from left to right, and a piston of the inner hydraulic cylinder penetrates through the rectangular frame and is inserted into an inner cavity of the horizontal part of the T-shaped pipe; the plugging fixture is inserted into the right end of the T-shaped pipe through the injection molding nozzle.
Furthermore, plastic particles are contained in the plastic particle hopper, and an end cover is installed at the top end opening of the plastic particle hopper.
Furthermore, install battery and electric control element in the distribution box, battery and electric control element electric connection, electric control element respectively with hydraulic oil pump's motor, electric heating ring, silicon rubber hot plate electric connection.
Furthermore, the hydraulic oil pump is of a small structure and is respectively connected with the inner hydraulic cylinder and the outer hydraulic cylinder through hydraulic oil pipelines.
Furthermore, the leaking stoppage fixture is of a circular ring structure and is of a two-half structure, the middle of the leaking stoppage fixture is connected through a hinge shaft, a single-flow injection molding nozzle is arranged on the outer side of the leaking stoppage fixture on the lower portion of the hinge shaft, a silica gel pad is arranged on the inner side corresponding to the injection molding nozzle, two ear handles are arranged at the opening end of the leaking stoppage fixture, and the ear handles are connected through a connecting bolt.
Furthermore, the silica gel pad is soft silica gel ring structure, and the center is the chamber of moulding plastics.
Compared with the prior art, the invention has the following beneficial effects:
1. the leakage stopping clamp has novel design, and can make the two outer arc-shaped plates move relatively to enable the leakage stopping clamp to wrap the petroleum pipeline for clamping and fixing, thereby enhancing the firmness of surrounding, covering and contacting the leakage of the petroleum pipeline;
2. the petroleum pipeline leakage repairing device is reasonable in structure, leakage of a petroleum pipeline is repaired through molten plastic solidification, plastic particles are melted by the power supply through the electric heating ring, plastic liquid flows into the T-shaped pipe, the power supply heats the T-shaped pipe through the silicon rubber heating plate, heating of plastic fluid can be kept, and smoothness of the plastic fluid is guaranteed;
3. according to the invention, the hydraulic oil pump drives the plunger of the inner hydraulic cylinder to extend, plastic fluid is injected into the injection nozzle and the injection cavity of the plugging fixture to plug the perforation of the petroleum pipeline, and the plastic plays a certain anti-corrosion role on the petroleum pipeline, so that the pressurized plugging is realized, the operation is safe, the petroleum pipeline leak repairing efficiency is improved, the oil gas loss is reduced, and the environment is protected.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic side view of the present invention
FIG. 2 is a schematic view of a partial cross-sectional structure of a field application of the present invention
FIG. 3 is a schematic view of a front view of a full-section structure of the plastic particle hopper of the present invention
The labels in the figure are: 0. the plastic injection molding machine comprises an electric heating ring, 1. an outer arc plate, 2. an inner arc plate, 3. a rectangular frame, 4. a shell, 5. a through hole, 6. a T-shaped pipe, 7. a discharge valve, 8. a plastic particle hopper, 9. a fixing plate, 10. an outer hydraulic cylinder, 11. a silicon rubber heating plate, 12. a distribution box, 13. a hydraulic oil pump, 14. an inner hydraulic cylinder, 15. a high-temperature-resistant sealing ring, 16. a hydraulic oil pipeline, 17. a leakage blocking clamp, 17-0. a hinge shaft, 17-1. an injection molding nozzle, 17-2. a silicon rubber pad, 17-2-0. an injection molding cavity, 17-3. an ear handle and 17-4. a connecting bolt; 18. petroleum pipeline, 18-0, perforation.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, shall fall within the protection scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances in order to facilitate the description of the embodiments of the invention herein. Furthermore, the term "includes: "and" having "and any variations thereof, are intended to cover non-exclusive inclusions, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include: other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In the present invention, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "center", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the invention and its embodiments and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the present invention can be understood by those skilled in the art as appropriate.
Furthermore, the terms "mounted," "disposed," "provided," "connected," and "coupled" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1-3, a quick leak repairing apparatus for petroleum pipelines includes: the device comprises an electric heating ring 0, an outer arc plate 1, an inner arc plate 2, a rectangular frame 3, a shell 4, a through hole 5, a T-shaped pipe 6, a discharge valve 7, a plastic particle hopper 8, a fixing plate 9, an outer hydraulic cylinder 10, a silicon rubber heating plate 11, a distribution box 12, a hydraulic oil pump 13, an inner hydraulic cylinder 14, a high-temperature-resistant sealing ring 15, a hydraulic oil pipeline 16 and a leakage blocking clamp 17; the method is characterized in that: the two outer hydraulic cylinders 10 are symmetrically arranged, the left ends of the two outer hydraulic cylinders are hinged to the fixed plate 9, the right ends of the two outer hydraulic cylinders are hinged to the middle of the outer arc plate 1, the left end of the outer arc plate 1 is hinged to the two ends of the inner arc plate 2, the left sides of the two ends of the inner arc plate 2 are connected with the rectangular frame 3, and the left side of the rectangular frame 3 is connected with the right end of the shell 4; the T-shaped pipe 6 is arranged inside the rectangular frame 3, the left end of the T-shaped pipe is connected with the rectangular frame 3, the vertical part of the T-shaped pipe 6 penetrates through the through hole 5 of the rectangular frame 3 to be connected with the discharge valve 7 and the plastic particle hopper 8, the lower part of the plastic particle hopper 8 is provided with an electric heating ring 0, the outer part of the T-shaped pipe 6 is provided with a silicon rubber heating plate 11, and the inner part of the right end of the T-shaped pipe 6 is provided with a high-temperature resistant sealing ring 15; a distribution box 12, a hydraulic oil pump 13 and an inner hydraulic cylinder 14 are sequentially arranged in the shell 4 from left to right, and a piston of the inner hydraulic cylinder 14 penetrates through the rectangular frame 3 and is inserted into an inner cavity of a horizontal part of the T-shaped pipe 6; the plugging fixture 17 is inserted into the right end of the T-shaped pipe 6 through an injection molding nozzle 17-1, and is sealed through a high-temperature-resistant sealing ring 15. The two outer hydraulic cylinders 10 extend under the action of the hydraulic oil pump 13, the two outer arc plates 1 move relatively to clamp and fix the plugging fixture 17, and the plugging fixture 17 is in close contact with the petroleum pipeline 18.
Specifically, plastic particles are contained in the plastic particle hopper 8, and an end cover is installed at the top end opening of the plastic particle hopper 8.
Specifically, a storage battery and an electric control element are installed in the distribution box 12, the storage battery is electrically connected with the electric control element, and the electric control element is electrically connected with a motor of the hydraulic oil pump 13, the electric heating ring 0 and the silicon rubber heating plate 11 respectively. The electric heating ring 0 heats and melts the plastic particles in the plastic particle hopper 8, the plastic particles flow into the T-shaped pipe 6 through the discharge valve 7, the T-shaped pipe 6 is heated through the silicon rubber heating plate 11 to ensure the smooth plastic liquid, the plastic liquid is injected into the injection molding cavity 17-2-0 of the plugging fixture 17 through the injection molding nozzle 17-1 by the plunger of the inner hydraulic cylinder 14, and the perforation 18-0 of the petroleum pipeline 18 is plugged.
Specifically, the hydraulic oil pump 13 is of a small-sized structure, and the hydraulic oil pump 13 is connected to the inner hydraulic cylinder 14 and the outer hydraulic cylinder 10 through a hydraulic oil pipeline 16.
Specifically, the plugging fixture 17 is of a circular ring structure and is of a two-half structure, the middle of the plugging fixture is connected through a hinge shaft 17-0, a single-flow injection nozzle 17-1 is arranged on the outer side of the plugging fixture 17 on the lower portion of the hinge shaft 17-0, a silica gel pad 17-2 is arranged on the inner side corresponding to the injection nozzle 17-1, two ear handles 17-3 are arranged at the opening end of the single-flow injection nozzle, and the ear handles 17-3 are connected through connecting bolts 17-4. The backflow of plastic liquid is effectively prevented by the arrangement of the single-flow injection molding nozzle 17-1.
Specifically, the silica gel pad 17-2 is of a soft silica gel circular ring structure, and the center of the silica gel pad is provided with an injection molding cavity 17-2-0 for containing leaking stoppage plastic.
The use method of the quick leakage repairing device for the petroleum pipeline comprises the following steps:
firstly, because a common petroleum pipeline is buried under the ground by 50cm, the perforation position of the petroleum pipeline 18 needs to be dug out, and oil and water liquid which run out from the perforation of the petroleum pipeline 18 are discharged out of a pit so as to facilitate plugging operation; secondly, firmly bonding the silica gel pad 17-2 with the inner side of the plugging fixture 17 to ensure that the injection molding cavity 17-2-0 is concentric with the injection molding nozzle 17-1, clamping the plugging fixture 17 at the through hole 18-0 of the petroleum pipeline 18, connecting the connecting bolt 17-4 to ensure that the injection molding cavity 17-2-0 is aligned to the through hole 18-0, and fixing the connecting bolt 17-4 without fastening, and reserving a certain margin; thirdly, inserting an injection nozzle 17-1 into the right end of the T-shaped pipe 6, starting a hydraulic oil pump 13, enabling two outer hydraulic cylinders 10 to be in an extending state through hydraulic oil pipelines 16, and enabling the two outer arc-shaped plates 1 to move relatively by the outer hydraulic cylinders 10 to clamp and fix the leakage stoppage fixture 17; fourthly, starting a power supply of an electric heating ring 0 in the plastic particle hopper 8, heating and melting the plastic particles in the plastic particle hopper 8, then opening a discharge valve 7 to enable the plastic liquid to flow into the T-shaped pipe 6, and respectively heating the T-shaped pipe 6 by switching on the power supply of a silicon rubber heating plate 11 to enable the plastic liquid to keep a flowing state; fifthly, a hydraulic oil pipeline 16 of the inner hydraulic cylinder 14 is conducted, a plunger of the inner hydraulic cylinder 14 extends rightwards, plastic liquid is injected into an injection molding cavity 17-2-0 of the plugging fixture 17 through an injection molding nozzle 17-1, the connecting bolt 17-4 is fastened in the process of gradually cooling the injected plastic liquid until a through hole 18-0 of the petroleum pipeline 18 is plugged, and the plugging fixture 17 is reserved on the petroleum pipeline 18; sixthly, a quick leakage repairing device for the petroleum pipeline is removed, and tools are collected.
The utility model provides a quick mending-leakage device of petroleum pipeline through the aforesaid implementation, utilizes hydraulic means and electrical heating plastics technique to combine together, utilizes the melting to mould solidification and hydraulic technique to combine together to carry out the leaking stoppage to the hydraulic pressure oil pipeline of infusing, improves plastic materials shutoff petroleum pipeline perforation effect through special leaking stoppage fixture, realizes the area pressure leaking stoppage, improves petroleum pipeline perforation corrosion resistance, and operation safety reaches the purpose that improves petroleum pipeline mending-leakage efficiency, reduces the oil gas loss, the environmental protection.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A quick mending-leakage device for petroleum pipelines comprises: the device comprises an electric heating ring (0), an outer arc plate (1), an inner arc plate (2), a rectangular frame (3), a shell (4), a through hole (5), a T-shaped pipe (6), a discharge valve (7), a plastic particle hopper (8), a fixing plate (9), an outer hydraulic cylinder (10), a silicon rubber heating plate (11), a distribution box (12), a hydraulic oil pump (13), an inner hydraulic cylinder (14), a high-temperature-resistant sealing ring (15), a hydraulic oil pipeline (16) and a leakage stopping clamp (17); the method is characterized in that: the two outer hydraulic cylinders (10) are symmetrically arranged, the left ends of the two outer hydraulic cylinders are hinged to the fixed plate (9), the right ends of the two outer hydraulic cylinders are hinged to the middle of the outer arc plate (1), the left ends of the outer arc plate (1) are hinged to the two ends of the inner arc plate (2), the left sides of the two ends of the inner arc plate (2) are connected with the rectangular frame (3), and the left side of the rectangular frame (3) is connected with the right end of the shell (4); the T-shaped pipe (6) is arranged inside the rectangular frame (3), the left end of the T-shaped pipe is connected with the rectangular frame (3), the vertical part of the T-shaped pipe (6) penetrates through the through hole (5) of the rectangular frame (3) to be connected with the discharge valve (7) and the plastic particle hopper (8), the lower part of the plastic particle hopper (8) is provided with an electric heating ring (0), the outer part of the T-shaped pipe (6) is provided with a silicon rubber heating plate (11), and the inner part of the right end of the T-shaped pipe (6) is provided with a high-temperature resistant sealing ring (15); a distribution box (12), a hydraulic oil pump (13) and an inner hydraulic cylinder (14) are sequentially arranged in the shell (4) from left to right, and a piston of the inner hydraulic cylinder (14) penetrates through the rectangular frame (3) and is inserted into an inner cavity of a horizontal part of the T-shaped pipe (6); the plugging fixture (17) is inserted into the right end of the T-shaped pipe (6) through an injection molding nozzle (17-1).
2. The quick leak repairing device for the petroleum pipeline as recited in claim 1, wherein: the plastic particle hopper (8) is filled with plastic particles, and an end cover is installed at the top end opening of the plastic particle hopper (8).
3. The quick leak repairing device for the petroleum pipeline as recited in claim 1, wherein: the distribution box (12) is internally provided with a storage battery and an electric control element, the storage battery is electrically connected with the electric control element, and the electric control element is respectively electrically connected with a motor of the hydraulic oil pump (13), the electric heating ring (0) and the silicon rubber heating plate (11).
4. The quick leak repairing device for the petroleum pipeline as recited in claim 1, wherein: the hydraulic oil pump (13) is of a small structure, and the hydraulic oil pump (13) is respectively connected with the inner hydraulic cylinder (14) and the outer hydraulic cylinder (10) through a hydraulic oil pipeline (16).
5. The quick leak repairing device for the petroleum pipeline as recited in claim 1, wherein: the plugging fixture (17) is of a circular ring structure and is of a two-half structure, the middle parts of the plugging fixture are connected through a hinge shaft (17-0), a single-flow injection molding nozzle (17-1) is arranged on the outer side of the plugging fixture (17) on the lower part of the hinge shaft (17-0), a silica gel pad (17-2) is arranged on the inner side corresponding to the injection molding nozzle (17-1), two lugs (17-3) are arranged at the opening end of the injection molding nozzle, and the lugs (17-3) are connected through connecting bolts (17-4).
6. The quick leak repairing device for the petroleum pipeline as recited in claim 5, wherein: the silica gel pad (17-2) is of a soft silica gel circular ring structure, and the center of the silica gel pad is an injection molding cavity (17-2-0).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210820118.3A CN114962849A (en) | 2022-07-13 | 2022-07-13 | Quick mending-leakage device for petroleum pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210820118.3A CN114962849A (en) | 2022-07-13 | 2022-07-13 | Quick mending-leakage device for petroleum pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114962849A true CN114962849A (en) | 2022-08-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210820118.3A Pending CN114962849A (en) | 2022-07-13 | 2022-07-13 | Quick mending-leakage device for petroleum pipeline |
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| Country | Link |
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| CN (1) | CN114962849A (en) |
Citations (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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