CN220228230U - Anti-back-out oil pipe coupling for petroleum engineering - Google Patents
Anti-back-out oil pipe coupling for petroleum engineering Download PDFInfo
- Publication number
- CN220228230U CN220228230U CN202321879239.1U CN202321879239U CN220228230U CN 220228230 U CN220228230 U CN 220228230U CN 202321879239 U CN202321879239 U CN 202321879239U CN 220228230 U CN220228230 U CN 220228230U
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- oil pipe
- coupling
- sides
- oil
- adjusting rod
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- 230000008878 coupling Effects 0.000 title claims abstract description 68
- 238000010168 coupling process Methods 0.000 title claims abstract description 68
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 68
- 239000003208 petroleum Substances 0.000 title claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 7
- 239000003129 oil well Substances 0.000 description 9
- 238000009434 installation Methods 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model discloses an anti-back-out oil pipe coupling for petroleum engineering, which comprises a first oil pipe, wherein a second coupling is arranged at one end of the first oil pipe, one end of the second coupling is connected with the first coupling, two sides of one end of the second coupling are provided with protruding blocks, and clamping grooves are formed in the outer sides of the protruding blocks. According to the utility model, the adjusting rod is screwed to drive the connecting plate to move downwards, the limiting plate is driven to move downwards synchronously under the cooperation of the connecting plate, the first oil pipe and the second oil pipe are limited and fixed after one end of the limiting plate is mutually attached to one end of the first oil pipe or one end of the second oil pipe, the first oil pipe and the second oil pipe are limited and fixed through the plurality of groups of limiting plates and the rubber anti-skid pad at the bottom end of the limiting plate, the connection firmness of the first oil pipe and the second oil pipe is improved, the phenomenon that the first oil pipe and the second oil pipe are out of engagement is prevented, and the probability of petroleum leakage is reduced.
Description
Technical Field
The utility model relates to the technical field of petroleum pipelines, in particular to an anti-back-out oil pipe coupling for petroleum engineering.
Background
In the process of oil exploitation, an oil guide pipe is needed, and in order to connect two adjacent oil pipes, the two oil pipes are generally connected through a coupling in a threaded manner, and the external threaded cylinders at the two ends of the oil pipes are matched with the internal threaded cylinders of the coupling, so that the connection of the oil pipes is realized;
the publication number is: the novel oil well pipe connection structure for oil exploitation of CN214787225U relates to the technical field of petroleum pipelines, and comprises an oil well pipeline, wherein an external thread is arranged on the outer wall of the end part of the oil well pipeline, an annular stress release groove is arranged on one side of the external thread, an internal stress release groove is arranged on the inner wall of the end part of the oil well pipeline, a first torque stopping shoulder is arranged on one side of the internal stress release groove, a coupling is sleeved on the oil well pipeline, an internal thread is arranged on the inside of the coupling, the oil well pipeline and the coupling are connected through the external thread and the internal thread, a second torque stopping shoulder is arranged on one side of the internal thread, and the first torque stopping shoulder is opposite to the second torque stopping shoulder in position, and the novel oil well pipe connection structure has the beneficial effects that: the reliable sealing connection between the coupling and the end part of the oil well pipeline is enhanced, the leakage of oil from the joint of the coupling and the end part of the oil well pipeline is avoided, the integral safety of oil and gas well oil exploitation is enhanced, and the following defects exist in the prior art when the oil and gas well oil exploitation device is used: the above-mentioned prior art does not possess and prevents moving back knot function, just single through the coupling is connected fixedly to oil pipe to lead to oil pipe to move back knot in the coupling department and break and take off, cause the phenomenon of oil leakage then, and above-mentioned prior art is when meetting the pipeline longer, and it is inconvenient to connect through rotating the pipeline, makes the coupling assembly more difficult, thereby influences the efficiency of installation.
Disclosure of Invention
The utility model aims to provide an anti-back-out oil pipe coupling for petroleum engineering, which solves the problems that the existing oil pipe coupling for petroleum engineering provided in the background art does not have the anti-back-out function and is difficult to splice longer pipelines.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an oil pipe coupling for oil engineering of preventing moving back knot, includes first oil pipe, the second coupling is installed to first oil pipe's one end, and the one end of second coupling is connected with first coupling, the lug is all installed to the both sides of second coupling one end, the outside of lug is provided with the draw-in groove, and the draw-in groove sets up in the both sides of first coupling one end, second oil pipe is installed to one side of first coupling, the installing frame is all installed in the outside of first oil pipe and second oil pipe, the inside both sides of installing frame all are provided with prevent moving back knot mechanism, the fixed block is all installed to one side of installing frame, and the one end of fixed block all is connected with the supporting shoe, the fixed block has all been run through with the inside of supporting shoe, the top of installing shoe is run through there is fixing bolt.
When the oil pipe coupling for the oil engineering, which is used for preventing the back buckling, is used, the back buckling preventing mechanism is arranged, so that the back buckling breaking and the disconnection of the first oil pipe and the second oil pipe can be prevented, and the first oil pipe and the second oil pipe can be quickly spliced and installed through the cooperation of the fixing block, the fixing bolt, the supporting block and the installation block.
Preferably, the anti-back-out mechanism comprises an adjusting rod, the adjusting rod is arranged in the mounting frame, one end of the adjusting rod extends to the outer side of the mounting frame, a connecting plate is sleeved on the outer side of one end of the adjusting rod, connecting blocks are arranged on two sides of the connecting plate, guide grooves are formed in the outer sides of the connecting blocks, the guide grooves are arranged on two sides of the inner side of the mounting frame, and a limiting plate is arranged at the bottom end of the connecting plate.
Preferably, the connecting block slides in the guide slot, and the connecting plate is in sliding connection with the guide slot and the mounting frame through the connecting block.
Preferably, the limiting plates are provided with a plurality of groups, and one ends of the limiting plates are provided with rubber anti-slip pads.
Preferably, the fixing block and the supporting block are arranged on the outer side of the mounting frame, and the cross sections of the fixing block and the supporting block are L-shaped.
Preferably, the first coupling and the second coupling are the same in size and dimension, and rubber sealing rings are arranged at one ends of the second coupling and the first coupling.
Compared with the prior art, the utility model has the beneficial effects that: the oil pipe coupling for the anti-back-out petroleum engineering not only has the anti-back-out function, but also is convenient for quick splicing and installation of the oil pipe;
the adjusting rod is screwed to drive the connecting plate to do descending motion, the limiting plate is driven to do synchronous descending motion under the cooperation of the connecting plate, the first oil pipe and the second oil pipe are limited and fixed until one end of the limiting plate is mutually attached to one end of the first oil pipe or one end of the second oil pipe, the first oil pipe and the second oil pipe are limited and fixed through a plurality of groups of limiting plates and rubber anti-slip pads at the bottom ends of the limiting plates, the connection firmness of the first oil pipe and the second oil pipe is improved, the phenomenon that the first oil pipe and the second oil pipe fall off after the first oil pipe and the second oil pipe are buckled is prevented, and therefore the probability of petroleum leakage is reduced;
the fixing block is driven to horizontally move by pushing the first oil pipe, the fixing block is limited under the cooperation of the supporting block, the fixing block and the supporting block are initially limited and fixed through the insertion of the mounting block, the firmness of connection of the fixing block and the supporting block is further improved under the cooperation of the fixing bolt, so that the first oil pipe and the second oil pipe are connected and fixed, and when encountering a longer pipeline through the operation, the operation can be used for quickly connecting and fixing the first oil pipe and the second oil pipe relative to a traditional mounting method, so that the labor intensity of workers is reduced, and the mounting efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a front cross-sectional structure of the present utility model;
FIG. 2 is a schematic diagram of a front view structure of the present utility model;
FIG. 3 is a schematic view of the structure of FIG. 1A according to the present utility model;
FIG. 4 is a schematic view of a limiting plate structure according to the present utility model;
fig. 5 is a schematic perspective view of a first oil pipe according to the present utility model.
Reference numerals in the drawings illustrate: 1. a first oil pipe; 2. an anti-back-out mechanism; 201. a guide groove; 202. an adjusting rod; 203. a connecting plate; 204. a connecting block; 205. a limiting plate; 3. a fixed block; 4. a fixing bolt; 5. a support block; 6. a mounting frame; 7. a second oil pipe; 8. a first coupling; 9. a bump; 10. a mounting block; 11. a clamping groove; 12. and a second coupling.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by one of ordinary skill in the art without inventive faculty, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.
Referring to fig. 1-5, an embodiment of the present utility model is provided: the oil pipe coupling for the anti-back-out petroleum engineering comprises a first oil pipe 1, wherein a second coupling 12 is arranged at one end of the first oil pipe 1, and one end of the second coupling 12 is connected with a first coupling 8;
the first coupling 8 and the second coupling 12 have the same size and dimension, and rubber sealing rings are arranged at one ends of the second coupling 12 and the first coupling 8;
specifically, as shown in fig. 1, when in use, the sealing performance of the joint of the first oil pipe 1 and the second oil pipe 7 is also improved by arranging the rubber sealing ring, so that the phenomenon of oil leakage is prevented;
the two sides of one end of the second coupling 12 are provided with the protruding blocks 9, the outer sides of the protruding blocks 9 are provided with the clamping grooves 11, the clamping grooves 11 are arranged on the two sides of one end of the first coupling 8, the second oil pipe 7 is arranged on one side of the first coupling 8, the outer sides of the first oil pipe 1 and the second oil pipe 7 are provided with the mounting frame 6, and the two sides inside the mounting frame 6 are provided with the anti-back buckling mechanisms 2;
the anti-back-out mechanism 2 comprises an adjusting rod 202, the adjusting rod 202 is arranged in the mounting frame 6, one end of the adjusting rod 202 extends to the outer side of the mounting frame 6, a connecting plate 203 is sleeved on the outer side of one end of the adjusting rod 202, connecting blocks 204 are arranged on two sides of the connecting plate 203, guide grooves 201 are arranged on the outer sides of the connecting blocks 204, the guide grooves 201 are arranged on two sides of the inner side of the mounting frame 6, and a limiting plate 205 is arranged at the bottom end of the connecting plate 203;
the connecting block 204 slides in the guide groove 201, and the connecting plate 203 is in sliding connection with the guide groove 201 and the mounting frame 6 through the connecting block 204;
the limiting plates 205 are provided with a plurality of groups, and one end of each group of limiting plates 205 is provided with a rubber anti-slip pad;
specifically, as shown in fig. 1, 3 and 4, when in use, the adjusting rod 202 is screwed to drive the connecting plate 203 to move downwards, and then the limiting plate 205 is pushed to limit and fix the first oil pipe 1 and the second oil pipe 7, so that the connection firmness of the first oil pipe 1 and the second oil pipe 7 is improved;
one side of the mounting frame 6 is provided with a fixed block 3;
two groups of fixing blocks 3 and supporting blocks 5 are arranged on the outer side of the mounting frame 6, and the cross sections of the two groups of fixing blocks 3 and the supporting blocks 5 are L-shaped;
one end of the fixed block 3 is connected with a supporting block 5, the inside of the fixed block 3 and the inside of the supporting block 5 are penetrated with a mounting block 10, and the top end of the mounting block 10 is penetrated with a fixing bolt 4;
specifically, as shown in fig. 1 and 2, during use, the fixing block 3 and the supporting block 5 are mutually attached, the mounting block 10 is inserted to limit the fixing block 3, and the fixing bolt 4 is screwed to limit and fix the fixing block, so that the first oil pipe 1 and the second oil pipe 7 are quickly mounted, and the mounting efficiency is improved.
Working principle: when the oil pipe splicing device is used, firstly, when the first oil pipe 1 and the second oil pipe 7 are spliced and installed, the second coupling 12 and the first coupling 8 are respectively fixed at one ends of the first oil pipe 1 and the second oil pipe 7, the first oil pipe 1 is pushed, under the cooperation of the clamping groove 11 and the convex block 9, the second coupling 12 is in butt joint with the first coupling 8, the tightness of the splicing position is improved through the rubber sealing ring at one end of the second coupling 12 and the first coupling 8, the fixed block 3 is driven to horizontally move under the condition of pushing the first oil pipe 1, after one end of the fixed block 3 is mutually attached to the supporting block 5, the fixed block 3 is initially limited and fixed by inserting the installation block 10, and the installation block 10 and the supporting block 5 are connected and fixed by inserting the fixing bolt 4, so that the connection stability of the fixed block 3 and the supporting block 5 is further improved, then the first oil pipe 1 and the second oil pipe 7 are connected and fixed, and the installation efficiency is improved by the operation that the first oil pipe 1 and the second oil pipe 7 can be quickly connected and fixed when encountering a longer pipeline;
secondly, after the first oil pipe 1 and the second oil pipe 7 are installed and fixed, the adjusting rod 202 is screwed, the connecting plate 203 is driven to move downwards under the cooperation of the guide groove 201 and the connecting block 204, the limiting plate 205 is driven to move downwards synchronously until one end of the limiting plate 205 is mutually attached to one end of the first oil pipe 1 or one end of the second oil pipe 7, so that the first oil pipe 1 and the second oil pipe 7 are limited and fixed, the first oil pipe 1 and the second oil pipe 7 are limited and fixed through the plurality of groups of limiting plates 205 and rubber anti-skid pads at the bottom ends of the limiting plates 205, the first oil pipe 1 and the second oil pipe 7 are prevented from falling off, the first oil pipe 1 and the second oil pipe 7 can be limited and fixed through the operation, the connection firmness is improved, and the falling off probability of the first oil pipe 1 and the second oil pipe 7 is reduced.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The apparatus embodiments described above are merely illustrative, wherein the elements illustrated as separate elements may or may not be physically separate, and the elements shown as elements may or may not be physical elements, may be located in one place, or may be distributed over a plurality of network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. Those of ordinary skill in the art will understand and implement the present utility model without undue burden.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (6)
1. The utility model provides a prevent moving back oil pipe coupling for oil engineering of knot, includes first oil pipe (1), its characterized in that: the second coupling (12) is installed to the one end of first oil pipe (1), and the one end of second coupling (12) is connected with first coupling (8), lug (9) are all installed to the both sides of second coupling (12) one end, the outside of lug (9) is provided with draw-in groove (11), and draw-in groove (11) set up in the both sides of first coupling (8) one end, second oil pipe (7) are installed to one side of first coupling (8), installing frame (6) are all installed in the outside of first oil pipe (1) and second oil pipe (7), installing frame (6) inside both sides all are provided with anti-back knot mechanism (2), fixed block (3) are all installed to one side of installing frame (6), and the one end of fixed block (3) all is connected with supporting shoe (5), the inside of fixed block (3) and supporting shoe (5) all runs through and has installing piece (10), the top of installing piece (10) is run through and is had fixing bolt (4).
2. The anti-back-out tubing coupling for petroleum engineering according to claim 1, wherein: the anti-back-out mechanism (2) comprises an adjusting rod (202), the adjusting rod (202) is arranged inside the mounting frame (6), one end of the adjusting rod (202) extends to the outer side of the mounting frame (6), a connecting plate (203) is sleeved on the outer side of one end of the adjusting rod (202), connecting blocks (204) are arranged on two sides of the connecting plate (203), guide grooves (201) are formed in the outer sides of the connecting blocks (204), the guide grooves (201) are formed in two sides inside the mounting frame (6), and limiting plates (205) are arranged at the bottom ends of the connecting plates (203).
3. The anti-back-out tubing coupling for petroleum engineering according to claim 2, wherein: the connecting block (204) slides in the guide groove (201), and the connecting plate (203) is in sliding connection with the guide groove (201) and the mounting frame (6) through the connecting block (204).
4. The anti-back-out tubing coupling for petroleum engineering according to claim 2, wherein: the limiting plates (205) are provided with a plurality of groups, and one ends of the limiting plates (205) are provided with rubber anti-slip pads.
5. The anti-back-out tubing coupling for petroleum engineering according to claim 1, wherein: the fixing blocks (3) and the supporting blocks (5) are arranged on the outer sides of the mounting frames (6), and the cross sections of the fixing blocks (3) and the supporting blocks (5) are L-shaped.
6. The anti-back-out tubing coupling for petroleum engineering according to claim 1, wherein: the size of the first coupling (8) is the same as that of the second coupling (12), and rubber sealing rings are arranged at one ends of the second coupling (12) and the first coupling (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321879239.1U CN220228230U (en) | 2023-07-18 | 2023-07-18 | Anti-back-out oil pipe coupling for petroleum engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321879239.1U CN220228230U (en) | 2023-07-18 | 2023-07-18 | Anti-back-out oil pipe coupling for petroleum engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220228230U true CN220228230U (en) | 2023-12-22 |
Family
ID=89185513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321879239.1U Active CN220228230U (en) | 2023-07-18 | 2023-07-18 | Anti-back-out oil pipe coupling for petroleum engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220228230U (en) |
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2023
- 2023-07-18 CN CN202321879239.1U patent/CN220228230U/en active Active
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