CN217001703U - Drilling rod device for oil drilling and production - Google Patents
Drilling rod device for oil drilling and production Download PDFInfo
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- CN217001703U CN217001703U CN202122541183.6U CN202122541183U CN217001703U CN 217001703 U CN217001703 U CN 217001703U CN 202122541183 U CN202122541183 U CN 202122541183U CN 217001703 U CN217001703 U CN 217001703U
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- drill rod
- connector
- rubber ring
- column head
- fixedly connected
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Abstract
The utility model discloses a drill rod device for petroleum drilling and exploitation, which comprises: the drill rod comprises a connector, a drill rod main body I and a drill rod main body II; the left side of the connector is movably connected with a first drill rod body; the right side of the connector is movably connected with a drill rod main body II; the effect is that: the first connecting column head and the second connecting cavity, and the second connecting column head and the first connecting cavity are both in flange structures; therefore, the connection tightness between the drill rod main body I and the drill rod main body II and the connector can be increased; and a first sealing rubber ring is arranged at the joint of the first connecting column head and the connector, and a second sealing rubber ring is arranged at the joint of the second connecting column head and the connector, so that the sealing performance of the connection of the first drill rod body and the second drill rod body with the connector is improved.
Description
Technical Field
The utility model relates to the technical field of oil drilling and production, in particular to a drill rod device for oil drilling and production.
Background
The drilling 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 positioned at the bottom end of a drilling well, the drilling rod is used for conveying drilling mud to a drill bit and improving, reducing or rotating the bottom hole device together with the drill bit, the drilling rod must be capable of bearing huge internal and external pressure, distortion, bending and vibration, the drilling rod can be used for many times in the process of exploiting and refining oil gas, and the drilling rod is divided into a kelly bar, a drilling rod and a weighted drilling rod; the petroleum drill rod is an indispensable important tool in petroleum drilling operation, the petroleum drilling depth can reach thousands of meters under normal geological conditions, and the petroleum drilling depth can reach thousands of meters in special areas, so the drill rod for petroleum drilling is usually longer, the drill rod can be connected along with the increase of the drilling depth, and the drill rod is inconvenient to transport and store when being too long, so the detachable drill rod is generally adopted, namely, a plurality of sections of support rods are adopted to be connected to form a long drill rod, the drill rod is connected when in use, and the drill rod is disassembled into a plurality of support rods to be stored and transported when not in use, and higher requirements are provided for the connection stability of the support rods; in the prior art, certain problems exist in the aspects of tightness and stability of connection between drill rods, so that oil can leak from the drill rods; therefore, a drill rod device for oil drilling and production is provided to solve the problems.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to overcome the defects of the prior art, the drill rod device for oil drilling and production is provided, and the problem that oil leaks out from the drill rod due to the fact that certain problems exist in the aspects of sealing performance and stability of connection between the existing drill rod and the existing drill rod is solved.
(II) technical scheme
The utility model is realized by the following technical scheme: the utility model provides a drill rod device for petroleum drilling and exploitation, which comprises: the drill rod comprises a connector, a drill rod main body I and a drill rod main body II; the left side of the connector is movably connected with a first drill rod main body; the right side of the connector is movably connected with a second drill rod main body;
the connector includes: the device comprises a limiting column, a first groove, a first rubber ring, a first connecting cavity, a first threaded meshing groove, a second rubber ring, a second connecting cavity, a second threaded meshing groove and a connecting through hole; one side of the middle part of the outer wall of the connector is fixedly connected with a limiting column; the right side of the limiting column is fixedly connected with a first groove; a rubber ring I is movably connected inside the groove I; a first connecting cavity is fixedly connected inside the outer wall of the right side of the connector; the inner wall of the first connecting cavity is fixedly connected with a first threaded meshing groove; a second groove is fixedly connected to the left side of the limiting column; a second rubber ring is movably connected inside the second groove; a second connecting cavity is fixedly connected inside the outer wall of the left side of the connector; the inner wall of the second connecting cavity is fixedly connected with a second threaded meshing groove; the middle inside the connector is fixedly connected with a connecting through hole;
the first drill rod body comprises: the first connecting column head, the first connecting thread and the first sealing rubber ring; the right side of the drill rod main body I is fixedly connected with a connecting column head I; the connecting column head I is movably connected inside the connecting cavity II; the inner wall of the connecting column head I is fixedly connected with a connecting thread I; the left side of the connecting column head I is fixedly connected with a sealing rubber ring I;
the second drill rod body comprises: a connecting column cap II, a connecting thread II and a sealing rubber ring II; the left side of the drill rod main body II is fixedly connected with a connecting column head II, and the connecting column head II is movably connected inside the connecting cavity I; the inner wall of the connecting column cap II is fixedly connected with a connecting thread II; the right side of the second connecting thread is fixed; and a second sealing rubber ring is connected.
Further, the connector is in an I-shaped structure.
Furthermore, the first connecting column head and the second connecting cavity, and the second connecting column head and the first connecting cavity are both in flange structures.
Furthermore, the rubber ring I and the rubber ring II are both arranged in a circular shape.
Furthermore, the diameter of the inner ring of the connecting cavity II is the same as that of the inner ring of the connecting column head I, and the diameter of the inner ring of the connecting cavity I is the same as that of the inner ring of the connecting column head II.
Furthermore, the interior of the first drill rod body and the interior of the second drill rod body are both of hollow structures and are in through connection with the connecting through holes.
(III) advantageous effects
Compared with the prior art, the utility model has the following beneficial effects:
the connector is of an I-shaped structure, so that the stability during connection can be improved, and the effects of internal and external pressure and distortion which can be borne by the first drill rod main body and the second drill rod main body are improved;
the first connecting column head and the second connecting cavity, and the second connecting column head and the first connecting cavity are both in flange structures; therefore, the connection tightness between the drill rod main body I and the drill rod main body II and the connector can be increased; a first sealing rubber ring is arranged at the joint of the first connecting column head and the connector, and a second sealing rubber ring is arranged at the joint of the second connecting column head and the connector, so that the sealing property of the connection of the first drill rod body and the second drill rod body with the connector is improved;
the rubber ring I and the rubber ring II are both arranged in a circular shape, and when the connecting column head I is connected with the connecting cavity II, the rubber ring II is extruded through the right end of the connecting column head I, so that the rubber ring II is extruded and deformed in the groove II; when the connecting column cap II is connected with the connecting cavity I, the left end of the connecting column cap II extrudes the rubber ring I, so that the rubber ring I is extruded and deformed in the groove I; therefore, the connection gaps between the first connection column head and the second connection column head and between the first connection cavity and the second connection cavity are completely filled by the deformation of the first rubber ring and the second rubber ring, and the tightness of the connection between the first drill rod body and the connector and the tightness of the connection between the second drill rod body and the connector are further improved.
Drawings
FIG. 1 is a front view of the present invention in its entirety;
FIG. 2 is a schematic view of the overall burst structure of the present invention;
FIG. 3 is a schematic cross-sectional view of the integral joint of the present invention;
fig. 4 is an overall sectional structural schematic view of the present invention.
The reference numerals are explained below:
1. a connector; 101. a limiting column; 102. a first groove; 103. a first rubber ring; 104. a first connecting cavity; 105. a first thread engagement groove; 106. a second groove; 107. a second rubber ring; 108. a second connecting cavity; 109. a second thread meshing groove; 110. a connecting through hole; 2. a first drill rod body; 201. Connecting a column head I; 202. connecting the first screw thread; 203. a first sealing rubber ring; 3. a second drill rod body; 301. connecting a column head II; 302. connecting a second thread; 303. and a second sealing rubber ring.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
As shown in fig. 1 to 4, a drill pipe apparatus for oil drilling and production includes: the drill rod comprises a connector 1, a drill rod main body I2 and a drill rod main body II 3; the left side of the connector 1 is movably connected with a first drill rod body 2; the right side of the connector 1 is movably connected with a second drill rod main body 3;
connector 1 includes: the device comprises a limiting column 101, a first groove 102, a first rubber ring 103, a first connecting cavity 104, a first threaded engagement groove 105, a second groove 106, a second rubber ring 107, a second connecting cavity 108, a second threaded engagement groove 109 and a connecting through hole 110; one side of the middle inside the outer wall of the connector 1 is fixedly connected with a limiting column 101; the right side of the limiting column 101 is fixedly connected with a first groove 102; a rubber ring I103 is movably connected inside the groove I102; a first connecting cavity 104 is fixedly connected inside the outer wall of the right side of the connector 1; a first threaded engagement groove 105 is fixedly connected to the inner wall of the first connecting cavity 104; the left side of the limiting column 101 is fixedly connected with a second groove 106; a second rubber ring 107 is movably connected inside the second groove 106; a second connecting cavity 108 is fixedly connected inside the outer wall of the left side of the connector 1; the inner wall of the connecting cavity II 108 is fixedly connected with a thread meshing groove II 109; the middle inside the connector 1 is fixedly connected with a connecting through hole 110;
the drill rod body one 2 includes: a first connecting column head 201, a first connecting thread 202 and a first sealing rubber ring 203; the right side of the drill rod main body I2 is fixedly connected with a connecting column head I201; the connecting column head I201 is movably connected inside the connecting cavity II 108; the inner wall of the connecting column head I201 is fixedly connected with a connecting thread I202; the left side of the connecting column head I201 is fixedly connected with a sealing rubber ring I203;
the second drill rod body 3 comprises: a second connecting column cap 301, a second connecting thread 302 and a second sealing rubber ring 303; the left side of the drill rod main body II 3 is fixedly connected with a connecting column head II 301, and the connecting column head II 301 is movably connected inside the connecting cavity I104; the inner wall of the connecting column head II 301 is fixedly connected with a connecting thread II 302; the right side of the second connecting thread 302 is fixed; and a second sealing rubber ring 303 is connected.
As shown in fig. 3, the connector 1 is of an i-shaped structure, so that the stability during connection can be improved, and the effects of internal and external pressure and distortion which can be borne by the first drill rod body 2 and the second drill rod body 3 are improved.
As shown in fig. 4, the first connecting stud 201 and the second connecting cavity 108, and the second connecting stud 301 and the first connecting cavity 104 are both in flange structures; therefore, the connection tightness between the drill rod main bodies 2 and 3 and the connector 1 can be increased; and a first sealing rubber ring 203 is arranged at the joint of the first connecting column head 201 and the connector 1, and a second sealing rubber ring 303 is arranged at the joint of the second connecting column head 301 and the connector 1, so that the sealing performance of the connection between the first drill rod main body 2 and the second drill rod main body 3 and the connector 1 is improved.
As shown in fig. 4, the rubber ring I103 and the rubber ring II 107 are both arranged in a circular shape, and when the connecting column I201 is connected with the connecting cavity II 108, the rubber ring II 107 is extruded through the right end of the connecting column I201, so that the rubber ring II 107 is extruded and deformed in the groove II 106; when the second connecting column cap 301 is connected with the first connecting cavity 104, the first rubber ring 103 is extruded by the left end of the second connecting column cap 301, so that the first rubber ring 103 is extruded and deformed in the first groove 102; therefore, the connection gaps between the first connecting column head 201 and the second connecting column head 301 and the first connecting cavity 104 and the second connecting cavity 108 are completely filled by the deformation of the first rubber ring 103 and the second rubber ring 107, and the tightness of the connection between the first drill rod body 2 and the second drill rod body 3 and the connecting head 1 is further improved.
As shown in fig. 2, the inner ring diameter of the second connection cavity 108 is the same as that of the first connection stud 201, and the inner ring diameter of the first connection cavity 104 is the same as that of the second connection stud 301, so that the first drill rod body 2 and the second drill rod body 3 can be stably connected with the connection head 1.
As shown in fig. 4, the interiors of the first drill rod body 2 and the second drill rod body 3 are both hollow, and the interiors of the first drill rod body 2 and the second drill rod body 3 are both penetrated through the connecting through hole 110.
The utility model relates to a working principle of a drill rod device for oil drilling and production, which comprises the following steps:
firstly, the first connecting thread 202 and the second thread engagement groove 105 are mutually engaged, so that the first connecting column head 201 is screwed into the second connecting cavity 108, the right end of the first connecting column head 201 extrudes the second rubber ring 107, the second rubber ring 107 extrudes and deforms in the second groove 106, and connection gaps between the first connecting column head 201 and the second connecting column head 301 and between the second connecting cavity 108 and the first connecting cavity 104 are completely filled by the deformation of the second rubber ring 107, so that the connection tightness of the first drill rod main body 2 and the connector 1 is improved, meanwhile, a first sealing rubber ring 203 is arranged at the connection position of the first connecting column head 201 and the connector 1, and the connection tightness of the first drill rod main body 2 and the connector 1 is further improved; so that the connection of the drill rod main body I2 and the connector 1 is finished;
then, the second connecting thread 302 is meshed with the first thread meshing groove 105, the second connecting column cap 301 is screwed into the first connecting cavity 104, the left end of the second connecting column cap 301 extrudes the first rubber ring 103, and the first rubber ring 103 is extruded and deformed in the first groove 102; so that the connection gap between the second connection column head 301 and the first connection cavity 104 is completely filled by the deformation of the first rubber ring 103, thereby further increasing the sealing performance of the connection between the drill rod main body 3 and the connector 1; meanwhile, a second sealing rubber ring 303 is arranged at the joint of the second connecting column head 301 and the connector 1, so that the sealing performance of the connection between the second drill rod main body 3 and the connector 1 is improved; thereby connecting the drill rod main body II 3 with the connector 1.
Claims (6)
1. An oil drilling and production drill pipe device, comprising: the drill rod comprises a connector (1), a drill rod main body I (2) and a drill rod main body II (3); the method is characterized in that: the left side of the connector (1) is movably connected with a first drill rod main body (2); the right side of the connector (1) is movably connected with a second drill rod main body (3);
the connector (1) comprises: the device comprises a limiting column (101), a first groove (102), a first rubber ring (103), a first connecting cavity (104), a first threaded meshing groove (105), a second groove (106), a second rubber ring (107), a second connecting cavity (108), a second threaded meshing groove (109) and a connecting through hole (110); one side of the middle inside the outer wall of the connector (1) is fixedly connected with a limiting column (101); the right side of the limiting column (101) is fixedly connected with a first groove (102); a first rubber ring (103) is movably connected inside the first groove (102); a first connecting cavity (104) is fixedly connected inside the outer wall of the right side of the connector (1); a first threaded engagement groove (105) is fixedly connected to the inner wall of the first connecting cavity (104); the left side of the limiting column (101) is fixedly connected with a second groove (106); a second rubber ring (107) is movably connected inside the second groove (106); a second connecting cavity (108) is fixedly connected to the inner part of the outer wall of the left side of the connector (1); a second threaded engagement groove (109) is fixedly connected to the inner wall of the second connecting cavity (108); the middle inside the connector (1) is fixedly connected with a connecting through hole (110);
the first drill rod body (2) comprises: the first connecting column head (201), the first connecting thread (202) and the first sealing rubber ring (203); the right side of the drill rod main body I (2) is fixedly connected with a connecting column head I (201); the connecting column head I (201) is movably connected inside the connecting cavity II (108); the inner wall of the connecting column head I (201) is fixedly connected with a connecting thread I (202); the left side of the connecting column head I (201) is fixedly connected with a sealing rubber ring I (203);
the second drill rod body (3) comprises: a connecting column cap II (301), a connecting thread II (302) and a sealing rubber ring II (303); the left side of the drill rod main body II (3) is fixedly connected with a connecting column head II (301), and the connecting column head II (301) is movably connected inside the connecting cavity I (104); the inner wall of the connecting column head II (301) is fixedly connected with a connecting thread II (302); the right side of the second connecting thread (302) is fixed; and a second sealing rubber ring (303) is connected.
2. The drill pipe device for oil drilling and production according to claim 1, wherein: the connector (1) is of an I-shaped structure.
3. The drill pipe assembly for oil drilling and production according to claim 1, wherein: the first connecting column head (201) and the second connecting cavity (108), and the second connecting column head (301) and the first connecting cavity (104) are both in flange structures.
4. The drill pipe assembly for oil drilling and production according to claim 1, wherein: the rubber ring I (103) and the rubber ring II (107) are both arranged in a circular shape.
5. The drill pipe device for oil drilling and production according to claim 1, wherein: the diameter of the inner ring of the connecting cavity II (108) is the same as that of the inner ring of the connecting column head I (201), and the diameter of the inner ring of the connecting cavity I (104) is the same as that of the inner ring of the connecting column head II (301).
6. The drill pipe assembly for oil drilling and production according to claim 1, wherein: the drill rod main body I (2) and the drill rod main body II (3) are both hollow structures and are in penetrating connection with the connecting through holes (110).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122541183.6U CN217001703U (en) | 2021-10-22 | 2021-10-22 | Drilling rod device for oil drilling and production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122541183.6U CN217001703U (en) | 2021-10-22 | 2021-10-22 | Drilling rod device for oil drilling and production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217001703U true CN217001703U (en) | 2022-07-19 |
Family
ID=82380050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122541183.6U Active CN217001703U (en) | 2021-10-22 | 2021-10-22 | Drilling rod device for oil drilling and production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217001703U (en) |
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2021
- 2021-10-22 CN CN202122541183.6U patent/CN217001703U/en active Active
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