CN215256071U - Anti-blocking device for oil drill pipe - Google Patents
Anti-blocking device for oil drill pipe Download PDFInfo
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- CN215256071U CN215256071U CN202121640673.5U CN202121640673U CN215256071U CN 215256071 U CN215256071 U CN 215256071U CN 202121640673 U CN202121640673 U CN 202121640673U CN 215256071 U CN215256071 U CN 215256071U
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- oil drill
- drill rod
- oil
- drill pipe
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Abstract
The utility model discloses an anti-clogging device for oil drill rod in the field of oil exploitation, including first installation pole, second installation pole, the interior roof of first installation pole, second installation pole all is provided with the internal thread, the outer bottom wall of first installation pole, second installation pole all is provided with the external screw thread, the external screw thread is connected with the internal thread meshing, anti-clogging spacing ring is installed to the external screw thread of first installation pole, second installation pole, the internal thread meshing junction, the bottom of anti-clogging spacing ring is provided with a plurality of anti-clogging drill bits, through setting up the anti-clogging spacing ring that the leakproofness is strong at current oil drill rod junction, prevent effectively when carrying out the underground survey work at oil drill rod, because the soil property environment is abominable underground, greasy dirt and silt are apt to get into the inside extension drill rod life of drill rod through the threaded junction of oil drill rod; and a plurality of anti-blocking drill bits are arranged at the bottom circle of the anti-blocking limiting ring, so that the effect of assisting the oil drill pipe to pull out the soil layer is achieved.
Description
Technical Field
The utility model relates to an oil development field specifically is an anti-clogging device for oil drill pipe.
Background
The drill rod is a steel pipe with threads at the tail part and is used for connecting surface equipment of a drilling machine and drilling and grinding equipment or a bottom hole device at the bottom end of a drilled well. The purpose of the drill pipe is to carry drilling mud to the drill bit and, together with the drill bit, raise, lower or rotate the bottom hole assembly. The drill pipe must be able to withstand large internal and external pressures, twists, bends and vibrations. In the process of oil and gas exploitation and extraction, the drill pipe can be used for multiple times. The drill rods are divided into a kelly, a drill rod and a weighted drill rod. The connection sequence is square drill rod (1), drill rod (n, determined by well depth), weighted drill rod (n, determined by drill tool combination design). The classification of the drill rods, the drill rod joints, the specifications of the drill rods and the steel grade and strength of the drill rods are described in detail, and the drill rods are steel pipes with threads at the tail parts and are used for connecting surface equipment of a drilling machine and drilling and grinding equipment or a bottom hole device at the bottom end of a drilled well. The purpose of the drill pipe is to carry drilling mud to the drill bit and, together with the drill bit, raise, lower or rotate the bottom hole assembly. The drill pipe must be able to withstand large internal and external pressures, twists, bends and vibrations. In the process of oil and gas exploitation and extraction, the drill rod can be used for multiple times, and the light pipe and the raw steel pipe are manufactured into the drill rod after multiple processing steps.
The existing oil drill pipe is fragile in joint, when the oil drill pipe carries out underground survey work, oil stains and silt easily enter the inside of the drill pipe through the threaded joint of the oil drill pipe due to the fact that the underground soil environment is severe, so that the oil drill pipe is blocked, the oil drill pipe is not smooth in mining work, and the service life of the drill pipe is shortened; the oil drill pipe is easy to be blocked in a hard soil layer which is difficult to dig downwards and is difficult to continue to operate, and the working efficiency of the oil drill pipe is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an anti-clogging device for oil drill pipe to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides an anti-clogging device for oil drill pipe, includes first installation pole, second installation pole, the interior roof of first installation pole, second installation pole all is provided with the internal thread, the outer bottom wall of first installation pole, second installation pole all is provided with the external screw thread, the external screw thread is connected with female thread engagement, the external screw thread of first installation pole, second installation pole, female thread engagement junction install prevent stifled spacing ring, the bottom of preventing stifled spacing ring is provided with a plurality of drill bits of preventing blocking up.
As a further aspect of the present invention: the inner side upper end of the anti-blocking limiting ring is provided with a first sealing washer, and the inner side lower end of the anti-blocking limiting ring is provided with a second sealing washer.
As a further aspect of the present invention: the connecting plate is installed to both sides around preventing stifled spacing ring, a plurality of fixed orificess have all been seted up on the surface of connecting plate.
As a further aspect of the present invention: and the inner wall of the fixing hole is provided with a fixing bolt.
As a further aspect of the present invention: and a locking gasket is arranged on the surface of the fixing bolt.
As a further aspect of the present invention: the bottom of the fixing bolt is movably connected with a fixing nut, and a plurality of lubricating holes are formed in the surface of the internal thread.
As a further aspect of the present invention: the surface of the first mounting rod is coated with a wear-resistant coating, and the surface of the second mounting rod is coated with a wear-resistant coating.
Compared with the prior art, the beneficial effects of the utility model are that:
in the utility model, the anti-blocking limiting ring with strong sealing performance is arranged at the joint of the existing oil drill rod, so that when the oil drill rod is used for underground exploration, oil stains and silt are easy to enter the inside of the oil drill rod through the threaded joint of the oil drill rod due to the severe underground soil environment, the oil drill rod is prevented from being blocked, the exploitation work of the oil drill rod is smoother, the joint of the oil drill rod can be protected, and the service life of the oil drill rod is prolonged; and the circle at the bottom of the anti-blocking limiting ring is provided with a plurality of anti-blocking drill bits, so that the effects of matching with the drill rod to work and assisting the oil drill rod to pull the soil layer open are achieved, the oil drill rod is prevented from being blocked in the hard soil layer which is difficult to dig downwards and being difficult to continue to operate, and the working efficiency of the oil drill rod is effectively enhanced.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of a first sealing washer of the present invention;
fig. 3 is an enlarged view of the structure at a of the present invention.
In the figure: 1. a first mounting bar; 2. an internal thread; 3. a first sealing gasket; 4. a second mounting bar; 5. an external thread; 6. a connecting plate; 7. a fixing hole; 8. fixing the bolt; 9. fixing a nut; 10. a locking washer; 11. an anti-blocking drill bit; 12. a second sealing gasket; 13. an anti-blocking limiting ring; 14. a lubrication hole; 15. and (3) wear-resistant coating.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Please refer to fig. 1-3, in the embodiment of the utility model, an anti-clogging device for oil drill pipe, including first installation pole 1, second installation pole 4, prevent stifled spacing ring 13, prevent stifled drill bit 11, first installation pole 1, the interior roof of second installation pole 4 all is provided with internal thread 2, first installation pole 1, the outer diapire of second installation pole 4 all is provided with external screw thread 5, external screw thread 5 is connected with the meshing of internal thread 2, first installation pole 1, the external screw thread 5 of second installation pole 4, internal thread 2 meshes the junction and installs and prevent stifled spacing ring 13, the bottom of preventing stifled spacing ring 13 is provided with a plurality of drill bits 11 that prevent stifled.
Wherein, the inner upper end of the anti-blocking limiting ring 13 is provided with a first sealing washer 3, the inner lower end of the anti-blocking limiting ring 13 is provided with a second sealing washer 12, when in use, the sealing performance of the joint of the anti-blocking limiting ring 13 is convenient to be enhanced, the front side and the rear side of the anti-blocking limiting ring 13 are both provided with connecting plates 6, the surface of each connecting plate 6 is provided with a plurality of fixing holes 7, when in use, the underground survey work of the oil drill rod is convenient to be prevented by arranging the connecting rings 6, because the underground soil environment is severe, oil stain and silt are easy to enter the inside of the oil drill rod through the threaded joint of the oil drill rod to cause the blockage of the oil drill rod, the exploitation work of the oil drill rod is smoother, the inner wall of each fixing hole 7 is provided with a fixing bolt 8, when in use, the anti-blocking limiting ring 13 is convenient to be connected, the surface of the fixing bolt 8 is provided with a locking gasket 10, when in use, the tightness of the joint of the oil drill rod is convenient to be increased, so that the joint is not easy to fall off, fixing bolt 8's bottom swing joint has fixation nut 9, and a plurality of lubrication holes 14 have been seted up on the surface of internal thread 2, and the maintenance drilling rod inner chamber of being convenient for during the use effectively strengthens oil drill pipe's work efficiency, and 1 surface of first installation pole all scribbles wear-resistant coating 15, the surface of second installation pole 4 scribbles wear-resistant coating 15, is convenient for effectively prolong drilling rod life during the use.
The utility model discloses a theory of operation is: when in use, the first installation rod 1 and the second installation rod 4 are in threaded connection through the external thread 5 and the internal thread 2 on the surfaces, the anti-blocking limiting ring 13 is clamped at the threaded connection part of the oil drill rod after connection, the first sealing washer 3 and the second sealing washer 12 are respectively arranged at the upper end and the lower end of the anti-blocking limiting ring 13 to further enhance the sealing property, the anti-blocking limiting ring 13 is locked through the connecting plates 6 at the two sides after clamping, the fixing bolt 8 passes through the fixing hole 7 and is locked with the fixing nut 9, the surface of the fixing bolt 8 is simultaneously provided with the locking washers to further enhance the tightness, thereby effectively preventing oil stains and silt from entering the inside of the drill rod through the threaded connection part of the oil drill rod due to bad underground soil environment when underground surveying work is carried out on the oil drill rod, causing the oil drill rod to be blocked, ensuring that the mining work of the oil drill rod is smoother, and protecting the drill rod connection part, the service life of the drill rod is prolonged, the circle at the bottom of the anti-blocking limiting ring 13 is provided with the anti-blocking drill bits 11, the effects of matching the drill rod to work and assisting the oil drill rod to pull the soil layer open are achieved, the oil drill rod is prevented from being blocked to continue operation in the hard soil layer which is difficult to dig downwards, and the working efficiency of the oil drill rod is effectively improved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides an anti-clogging device for oil drill pipe, includes first installation pole (1), second installation pole (4), its characterized in that: the interior roof of first installation pole (1), second installation pole (4) all is provided with internal thread (2), the outer diapire of first installation pole (1), second installation pole (4) all is provided with external screw thread (5), external screw thread (5) are connected with internal thread (2) meshing, external screw thread (5), the internal thread (2) meshing junction of first installation pole (1), second installation pole (4) is installed and is prevented stifled spacing ring (13), the bottom of preventing stifled spacing ring (13) is provided with a plurality of anti-blocking drill bits (11).
2. The anti-clogging device for an oil drill pipe according to claim 1, characterized in that: the inner side upper end of the anti-blocking limiting ring (13) is provided with a first sealing washer (3), and the inner side lower end of the anti-blocking limiting ring (13) is provided with a second sealing washer (12).
3. The anti-clogging device for an oil drill pipe according to claim 1, characterized in that: connecting plates (6) are installed on the front side and the rear side of the anti-blocking limiting ring (13), and a plurality of fixing holes (7) are formed in the surface of each connecting plate (6).
4. The anti-clogging device for an oil drill pipe according to claim 3, characterized in that: and a fixing bolt (8) is arranged on the inner wall of the fixing hole (7).
5. The anti-clogging device for an oil drill pipe according to claim 4, characterized in that: and a locking gasket (10) is arranged on the surface of the fixing bolt (8).
6. The anti-clogging device for an oil drill pipe according to claim 4, characterized in that: the bottom of the fixing bolt (8) is movably connected with a fixing nut (9), and a plurality of lubricating holes (14) are formed in the surface of the internal thread (2).
7. The anti-clogging device for an oil drill pipe according to claim 1, characterized in that: the surface of the first mounting rod (1) is coated with a wear-resistant coating (15), and the surface of the second mounting rod (4) is coated with a wear-resistant coating (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121640673.5U CN215256071U (en) | 2021-07-19 | 2021-07-19 | Anti-blocking device for oil drill pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121640673.5U CN215256071U (en) | 2021-07-19 | 2021-07-19 | Anti-blocking device for oil drill pipe |
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| Publication Number | Publication Date |
|---|---|
| CN215256071U true CN215256071U (en) | 2021-12-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121640673.5U Active CN215256071U (en) | 2021-07-19 | 2021-07-19 | Anti-blocking device for oil drill pipe |
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| Country | Link |
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| CN (1) | CN215256071U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113982497A (en) * | 2021-12-29 | 2022-01-28 | 烟台佑利技术有限公司 | Petroleum drill rod with protection structure and machining process thereof |
| CN115075728A (en) * | 2022-08-24 | 2022-09-20 | 陇东学院 | Petroleum geological exploration drill rod device |
-
2021
- 2021-07-19 CN CN202121640673.5U patent/CN215256071U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113982497A (en) * | 2021-12-29 | 2022-01-28 | 烟台佑利技术有限公司 | Petroleum drill rod with protection structure and machining process thereof |
| CN113982497B (en) * | 2021-12-29 | 2022-04-08 | 烟台佑利技术有限公司 | Petroleum drill rod with protection structure and machining process thereof |
| CN115075728A (en) * | 2022-08-24 | 2022-09-20 | 陇东学院 | Petroleum geological exploration drill rod device |
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