CN221096439U - Oil pipe centralizer for oil well - Google Patents
Oil pipe centralizer for oil well Download PDFInfo
- Publication number
- CN221096439U CN221096439U CN202321949625.3U CN202321949625U CN221096439U CN 221096439 U CN221096439 U CN 221096439U CN 202321949625 U CN202321949625 U CN 202321949625U CN 221096439 U CN221096439 U CN 221096439U
- Authority
- CN
- China
- Prior art keywords
- limiting plate
- limiting
- stop collar
- oil pipe
- sleeve
- Prior art date
- 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.)
- Active
Links
- 239000003129 oil well Substances 0.000 title claims abstract description 39
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 19
- 238000009434 installation Methods 0.000 claims description 16
- 230000002787 reinforcement Effects 0.000 claims description 14
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Abstract
The utility model relates to the field of oil well appliances and discloses an oil pipe centralizer for an oil well, which comprises a main oil pipe, wherein a plurality of first limiting sleeves and second limiting sleeves are respectively sleeved on the outer wall of the main oil pipe, and a plurality of first limiting plates and second limiting plates are fixedly connected with the outer walls of the front end and the rear end of each of the first limiting sleeves and the second limiting sleeves and the outer walls of the two sides of each of the first limiting sleeves and the second limiting sleeves. According to the utility model, the first limiting sleeve and the second limiting sleeve are placed on the outer wall of the oil pipe to be righted, and the first limiting plate and the second limiting plate are fixedly connected through the mounting holes on the surfaces of the first limiting plate and the second limiting plate on the outer wall of the limiting sleeve, so that the first limiting plate and the second limiting plate are convenient to mount and dismount, and are convenient to fix according to the oil pipes with different sizes, the application range of the device is improved, the applicability of the device is improved, and the strength and the hardness of the limiting plate are improved through the first reinforcing piece and the first reinforcing layer in the limiting plate, so that the service life of the limiting plate is prolonged.
Description
Technical Field
The utility model relates to the field of oil well instruments, in particular to an oil pipe centralizer for an oil well.
Background
Tubing centralizers for oil wells are a tool for supporting and centralizing the tubing of an oil well. During construction and maintenance of an oil well, the oil pipe may be subject to problems such as deflection, sinking or bending, which may affect the normal operation and productivity of the oil well, and the main function of the oil pipe centralizer is to maintain stable and efficient operation of the oil well by fixing and adjusting the position of the oil pipe to ensure its vertical or desired inclination.
However, in the downhole operation process of the existing part of the oil pipe centralizer, larger deformation can be generated, the inner diameter of the sleeve at the position of the oil pipe centralizer cannot be contracted due to the support of the oil pipe centralizer, the sleeves at the two ends of the oil pipe centralizer are contracted, the position where the oil pipe centralizer is blocked can not be moved easily, the normal lifting of the oil pipe is affected, and the conditions such as abrasion easily occur after long-time use are avoided.
Accordingly, one skilled in the art would provide a tubing centralizer for an oil well that solves the problems set forth in the background above.
Disclosure of utility model
The utility model aims to solve the defects in the prior art, and provides an oil pipe centralizer for an oil well, which is characterized in that a first limiting sleeve and a second limiting sleeve are placed on the outer wall of an oil pipe to be righted, and the first limiting plate and the second limiting plate are fixedly connected through bolts through mounting holes on the surfaces of the first limiting plate and the second limiting plate on the outer wall of the limiting sleeve, so that the first limiting plate and the second limiting plate are convenient to mount and dismount, and are convenient to fix according to oil pipes with different sizes, the application range of the oil pipe centralizer is improved, the applicability of the oil pipe centralizer is improved, and the strength and the hardness of the limiting plate are improved through a first reinforcing member and a first reinforcing layer inside the limiting plate, so that the service life of the limiting plate is prolonged.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The utility model provides an oil pipe centralizer for oil well, includes main oil pipe, main oil pipe's outer wall overlaps respectively and is equipped with a plurality of first stop collar and second stop collar, the equal fixedly connected with of outer wall of both ends and both sides is a plurality of first limiting plates and second limiting plates around first stop collar and the second stop collar, a plurality of first mounting holes and second mounting hole have all been seted up to the outer wall of first limiting plate and second limiting plate, first installation cavity has all been seted up to the inside of first stop collar and second stop collar both sides, the equal fixedly connected with first reinforcement in the inside of first installation cavity.
Through above-mentioned technical scheme, through placing first stop collar and second stop collar at the oil pipe outer wall that needs to right, the mounting hole of rethread stop collar outer wall first limiting plate and second limiting plate surface passes through bolt fixed connection with first limiting plate and second limiting plate to make it be convenient for install and dismantle, and be convenient for fix according to not unidimensional oil pipe, thereby improve the application scope of the device, improve the suitability of the device, and improve the intensity and the hardness of limiting plate through the inside first reinforcement of limiting plate and first reinforcement layer, thereby improve the life of limiting plate.
Further, second installation cavities are formed in the middle parts of the two sides of the first limiting sleeve and the second limiting sleeve, and the inner walls of the second installation cavities are fixedly connected with first reinforcing layers;
Through above-mentioned technical scheme, thereby the cooperation between the device is improved in the equal fixedly connected with first reinforcement layer of inner wall that second installation cavity and second installation cavity were all offered through the middle part of first stop collar and second stop collar both sides.
Further, a third limit sleeve is sleeved in the middle of the outer walls of the first limit sleeve and the second limit sleeve;
Through above-mentioned technical scheme, thereby through the cooperation between the device that first stop collar and second stop collar outer wall's middle part cover was equipped with the third stop collar.
Further, two sides of the outer wall of the front end of the third limiting sleeve are fixedly connected with a third limiting plate and a fourth limiting plate respectively;
Through above-mentioned technical scheme, thereby through the cooperation between the device of the both sides fixedly connected with third limiting plate and fourth limiting plate respectively of third stop collar front end outer wall.
Further, a plurality of second mounting holes are uniformly formed in the outer walls of the two sides of the third limiting plate and the fourth limiting plate, and a telescopic sleeve is connected inside the third limiting sleeve in a sliding manner;
Through above-mentioned technical scheme, through the outer wall of third limiting plate and fourth limiting plate both sides evenly offered a plurality of third mounting holes and the inside sliding connection of third stop collar has the flexible cover, thereby improves the cooperation between the device.
Further, a third mounting cavity is formed in the third limiting sleeve;
Through above-mentioned technical scheme, thereby through the cooperation between the device that the third installation cavity has been seted up to the inside of third stop collar.
Further, the inner walls of the third installation cavity are fixedly connected with a second reinforcing layer;
through above-mentioned technical scheme, thereby through the equal fixedly connected with second reinforcement layer of the inner wall of third installation cavity, thereby improve the cooperation between the device.
Further, the inner walls of the second reinforcing layers are fixedly connected with wear-resistant layers;
Through above-mentioned technical scheme, thereby through the equal fixedly connected with wearing layer of the inner wall of second reinforcement layer, thereby improve the cooperation between the device.
The utility model has the following beneficial effects:
1. Compared with the existing oil pipe centralizer for the oil well, the oil pipe centralizer for the oil well has the advantages that the first limiting sleeve and the second limiting sleeve are placed on the outer wall of the oil pipe to be centralized, and the first limiting plate and the second limiting plate are fixedly connected through the mounting holes on the surfaces of the first limiting plate and the second limiting plate on the outer wall of the limiting sleeve, so that the oil pipe centralizer for the oil well is convenient to mount and dismount, is convenient to fix according to oil pipes with different sizes, the application range of the oil pipe centralizer is improved, the applicability of the oil pipe centralizer is improved, the strength and the hardness of the limiting plate are improved through the first reinforcing piece and the first reinforcing layer inside the limiting plate, and the service life of the limiting plate is prolonged.
2. Compared with the existing oil pipe centralizer for the oil well, the oil pipe centralizer for the oil well provided by the utility model has the advantages that the third limiting sleeve is sleeved in the middle of the outer wall of the limiting plate to assist in limiting and centralizing the limiting plate, so that the centralizing of the oil pipe is improved, the size of the third limiting sleeve is convenient to adjust through the telescopic sleeve in the third limiting sleeve, the usability of the oil pipe centralizer for the oil well is improved, the application range is improved, and the third limiting plate is fixedly connected with the fourth limiting plate through the second mounting holes in the outer walls of the third limiting plate and the fourth limiting plate through bolts, so that the oil pipe centralizer is convenient to mount and dismount.
3. Compared with the existing oil pipe centralizer for the oil well, the oil pipe centralizer for the oil well has the advantages of simple structure, simplicity and convenience in use, strong practicability and wide application range, and the strength and the hardness of the oil pipe centralizer for the oil well are improved through the second reinforcing layer and the wear-resisting layer in the third limiting sleeve, so that the service life of the oil pipe centralizer for the oil well is prolonged.
Drawings
FIG. 1 is an isometric view of a tubing centralizer for an oil well according to the present utility model;
FIG. 2 is an axially partial exploded view of a tubing centralizer for an oil well according to the present utility model;
FIG. 3 is an isometric exploded view of a tubing centralizer for an oil well according to the present utility model;
FIG. 4 is a front view of a tubing centralizer for an oil well according to the present utility model;
FIG. 5 is a partial cross-sectional elevation view of an oil well tubing centralizer according to the utility model;
fig. 6 is a partial front cross-sectional view of a tubing centralizer for an oil well according to the utility model.
Legend description:
1. A main oil pipe; 2. a first stop collar; 3. a first limiting plate; 4. a first mounting hole; 5. the second limit sleeve; 6. a second limiting plate; 7. a second mounting hole; 8. a first mounting cavity; 9. a first reinforcement; 10. a second mounting cavity; 11. a first reinforcing layer; 12. the third limit sleeve; 13. a third limiting plate; 14. a fourth limiting plate; 15. a third mounting hole; 16. a telescopic sleeve; 17. a third mounting cavity; 18. a second reinforcing layer; 19. and a wear-resistant layer.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-6, one embodiment provided by the present utility model is: the utility model provides an oil pipe centralizer for oil well, including main oil pipe 1, the outer wall of main oil pipe 1 is overlapped respectively and is equipped with a plurality of first stop collar 2 and second stop collar 5, the outer wall of both ends and both sides around first stop collar 2 and second stop collar 5 all fixedly connected with a plurality of first limiting plates 3 and second limiting plates 6, a plurality of first mounting holes 4 and second mounting holes 7 have all been seted up to the outer wall of first limiting plate 3 and second limiting plate 6, first installation cavity 8 has all been seted up to the inside of first stop collar 2 and second stop collar 5 both sides, the inside of first installation cavity 8 all fixedly connected with first reinforcement 9;
Through placing first stop collar 2 and second stop collar 5 at the oil pipe outer wall that needs to right, the mounting hole of rethread stop collar outer wall first limiting plate 3 and second limiting plate 6 surface passes through bolt fixed connection with first limiting plate 3 and second limiting plate 6 to make it be convenient for install and dismantle, and be convenient for fix according to not unidimensional oil pipe, thereby improve the application scope of the device, improve the suitability of the device, and improve the intensity and the hardness of limiting plate through the inside first reinforcement 9 of limiting plate and first reinforcement 11, thereby improve the life of limiting plate.
The middle parts of the two sides of the first limiting sleeve 2 and the second limiting sleeve 5 are respectively provided with a second mounting cavity 10, the inner walls of the second mounting cavities 10 are respectively fixedly connected with a first reinforcing layer 11, the middle parts of the two sides of the first limiting sleeve 2 and the second limiting sleeve 5 are respectively provided with a second mounting cavity 10, the inner walls of the second mounting cavities 10 are respectively fixedly connected with a first reinforcing layer 11 so as to improve the fit between devices, the middle parts of the outer walls of the first limiting sleeve 2 and the second limiting sleeve 5 are sleeved with a third limiting sleeve 12 so as to improve the fit between devices, the two sides of the outer walls of the front ends of the third limiting sleeve 12 are respectively fixedly connected with a third limiting plate 13 and a fourth limiting plate 14 so as to improve the fit between devices, a plurality of third mounting holes 15 are uniformly formed in the outer walls of the two sides of the third limiting plate 13 and the fourth limiting plate 14, a telescopic sleeve 16 is connected in the third limiting sleeve 12 in a sliding manner, a plurality of second mounting holes 15 are uniformly formed in the outer walls of the two sides of the third limiting plate 13 and the fourth limiting plate 14, the telescopic sleeve 16 is connected in the inner of the third limiting sleeve 12 in a sliding manner, so that the matching between devices is improved, a third mounting cavity 17 is formed in the third limiting sleeve 12, a third mounting cavity 17 is formed in the inner of the third limiting sleeve 12, so that the matching between devices is improved, a second reinforcing layer 18 is fixedly connected to the inner wall of the third mounting cavity 17, so that the matching between devices is improved, a wear-resisting layer 19 is fixedly connected to the inner wall of the second reinforcing layer 18, the wear layer 19 is fixedly connected to the inner wall of the second reinforcement layer 18 to enhance the fit between the devices.
Working principle: when the device is required to be used, through placing first stop collar 2 and second stop collar 5 at the oil pipe outer wall that needs to be righted, the first stop collar 3 of rethread stop collar outer wall and the mounting hole on second stop collar 6 surface pass through bolt fixed connection with first stop collar 3 and second stop collar 6, thereby make it be convenient for install and dismantle, and be convenient for fix according to not unidimensional oil pipe, thereby improve the application scope of the device, improve the suitability of the device, and through the first reinforcement 9 and the first reinforcement 11 of stop collar inside improve the intensity and the hardness of stop collar, thereby improve the life of stop collar, through being equipped with the third stop collar 12 and carrying out spacing righting to the stop collar assistance at the middle part cover of stop collar outer wall, thereby the righting to oil pipe is improved more, and through the inside expansion collar 16 of third stop collar 12 is convenient for adjust the size of third stop collar 12, thereby improve the usability of the device, improve application scope, and make third stop collar 13 and fourth stop collar 14 pass through the third mounting hole 15 of third stop collar 13 and fourth stop collar 14 outer wall and make it convenient for dismantle with bolt fixed connection.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (8)
1. The utility model provides an oil pipe centralizer for oil well, includes main oil pipe (1), its characterized in that: the outer wall of main oil pipe (1) is overlapped respectively and is equipped with a plurality of first stop collar (2) and second stop collar (5), the equal fixedly connected with of outer wall of both ends and both sides is a plurality of first limiting plate (3) and second limiting plate (6) around first stop collar (2) and second stop collar (5), a plurality of first mounting hole (4) and second mounting hole (7) have all been seted up to the outer wall of first limiting plate (3) and second limiting plate (6), first installation cavity (8) have all been seted up to the inside of first stop collar (2) and second stop collar (5) both sides, the equal fixedly connected with first reinforcement (9) of inside in first installation cavity (8).
2. The tubing centralizer for an oil well of claim 1, wherein: the middle parts of two sides of the first limiting sleeve (2) and the second limiting sleeve (5) are respectively provided with a second installation cavity (10), and the inner walls of the second installation cavities (10) are respectively fixedly connected with a first reinforcing layer (11).
3. The tubing centralizer for an oil well of claim 1, wherein: and a third limit sleeve (12) is sleeved at the middle part of the outer walls of the first limit sleeve (2) and the second limit sleeve (5).
4. A tubing centralizer for an oil well according to claim 3, wherein: and two sides of the outer wall of the front end of the third limiting sleeve (12) are fixedly connected with a third limiting plate (13) and a fourth limiting plate (14) respectively.
5. The oil well tubing centralizer of claim 4, wherein: a plurality of third mounting holes (15) are uniformly formed in the outer walls of the two sides of the third limiting plate (13) and the outer walls of the two sides of the fourth limiting plate (14), and a telescopic sleeve (16) is connected inside the third limiting sleeve (12) in a sliding mode.
6. A tubing centralizer for an oil well according to claim 3, wherein: and a third mounting cavity (17) is formed in the third limiting sleeve (12).
7. The tubing centralizer for an oil well of claim 6, wherein: the inner walls of the third installation cavity (17) are fixedly connected with a second reinforcing layer (18).
8. The tubing centralizer for an oil well of claim 7, wherein: the inner walls of the second reinforcing layers (18) are fixedly connected with wear-resistant layers (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321949625.3U CN221096439U (en) | 2023-07-24 | 2023-07-24 | Oil pipe centralizer for oil well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321949625.3U CN221096439U (en) | 2023-07-24 | 2023-07-24 | Oil pipe centralizer for oil well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221096439U true CN221096439U (en) | 2024-06-07 |
Family
ID=91327272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321949625.3U Active CN221096439U (en) | 2023-07-24 | 2023-07-24 | Oil pipe centralizer for oil well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221096439U (en) |
-
2023
- 2023-07-24 CN CN202321949625.3U patent/CN221096439U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN221096439U (en) | Oil pipe centralizer for oil well | |
| CN201650148U (en) | Integral casing centralizer | |
| CN107558928B (en) | Cantilever crane device and drill jumbo | |
| CN212027826U (en) | Municipal administration tunnel reinforced structure | |
| CN214557649U (en) | Drill bit with good wear resistance | |
| CN209936510U (en) | Well is grinding device for installed part production | |
| CN210800318U (en) | Anticorrosive wear-resisting interior outer oil pipe that plates with external structure | |
| CN210218987U (en) | Automobile brake oil pipe with electroplating coating | |
| CN110578832B (en) | Pipe jacking sleeve built-in pipeline dragging structure and dragging method | |
| CN110943420B (en) | Protection device for cable laying | |
| CN204141070U (en) | Architectural Equipment connection set | |
| CN213269903U (en) | Novel connecting structure of shield pieces | |
| CN214935638U (en) | Small-size removal gallows is used in construction in room | |
| CN220526647U (en) | Wear-resistant power line | |
| CN214787235U (en) | Centralizer for oil development | |
| CN216952228U (en) | A construction tool for interim plugging device of outer wall sleeve pipe | |
| CN221169472U (en) | Lengthened sulfur-resistant drill rod joint | |
| CN219888253U (en) | High-wear-resistance bimetal cylinder sleeve of slurry pump | |
| CN211550766U (en) | Can guarantee that equal concentric pipeline of different floors wears floor slab thimble assembly | |
| CN219413098U (en) | Novel quick-change oil cylinder of excavator | |
| CN216841486U (en) | Roller type centralizer | |
| CN211925054U (en) | Special environment-friendly wear-resistant pipe | |
| CN221220386U (en) | Centralizer | |
| CN220015053U (en) | Drilling deviation correcting device | |
| CN219672124U (en) | Reinforcing structure for wall-penetrating group pipe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |