CN219344624U - Mining directional drill rod - Google Patents
Mining directional drill rod Download PDFInfo
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- CN219344624U CN219344624U CN202320380332.1U CN202320380332U CN219344624U CN 219344624 U CN219344624 U CN 219344624U CN 202320380332 U CN202320380332 U CN 202320380332U CN 219344624 U CN219344624 U CN 219344624U
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- drill rod
- thread groove
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Abstract
The utility model relates to the technical field of drill rod devices, and discloses a mining directional drill rod which comprises a drill rod body, wherein the drill rod body is a hollow cylinder, the drill rod body is made of alloy steel, a first external thread groove is formed in the top end of the outer wall surface of the drill rod body, a first internal thread groove is formed in the bottom end of the inner wall surface of the drill rod body, an upper connecting component is arranged at the top end in a cavity of the drill rod body, and a lower connecting component is arranged at the bottom end in the cavity of the drill rod body. The drill rod body is made of alloy steel, so that the overall hardness and strength are improved, the two groups of drill rod bodies can be connected through threads by arranging the first external thread groove and the first internal thread groove, the firmness of connection between the two groups of drill rod bodies can be further improved by arranging the upper connecting component and the lower connecting component, the buckling resistance strength of the junction of the two drill rod bodies is improved, and the accident that the drill rod is bent in a complex underground environment to break is avoided.
Description
Technical Field
The utility model relates to the technical field of drill rod devices, in particular to a mining directional drill rod.
Background
The drill rod is a steel pipe with a screw thread at one end 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 drilling well. The purpose of the drill pipe is to carry drilling mud to the drill bit and to raise, lower or rotate the bottom hole assembly with the drill bit. The drill pipe must be able to withstand significant internal and external pressure, twisting, bending and vibration.
The screw thread is a weak link on the whole drill string, and the drill rod is easy to cause the fracture accident of the drill rod in a service environment with complex stress, so that the anti-torsion strength of the mining directional drill rod is improved.
Disclosure of Invention
The utility model mainly solves the technical problems in the prior art and provides a directional drill rod for mines.
In order to achieve the above purpose, the utility model adopts the following technical scheme that the mining directional drill rod comprises a drill rod body, wherein the drill rod body is a hollow cylinder, the drill rod body is made of alloy steel, a first external thread groove is formed in the top end of the outer wall surface of the drill rod body, a first internal thread groove is formed in the bottom end of the inner wall surface of the drill rod body, an upper connecting component is arranged at the top end of the cavity of the drill rod body, and a lower connecting component is arranged at the bottom end of the inner bottom of the cavity of the drill rod body.
Preferably, the upper connecting assembly comprises a first fixing column, the first fixing column is a cylinder, the first fixing column is fixedly installed on the inner wall surface of the drill rod body, the first fixing column is made of steel, and a clamping pipe in a vertical state is fixedly connected to a side wall surface, close to the first external thread groove, of the first fixing column through welding.
Preferably, the lower connecting assembly comprises a second fixing column, the second fixing column is a cylinder, the second fixing column is fixedly arranged on the inner wall surface of the drill rod body, the second fixing column is made of steel, and a clamping rod in a vertical state is fixedly connected to one side wall surface, close to the first internal thread groove, of the second fixing column through welding.
Preferably, the clamping tube is hollow, the clamping rod is movably clamped in the cavity of the clamping tube, the top end of the clamping tube and the top end of the drill rod body are on the same plane, the bottom end of the clamping rod and the bottom end of the drill rod body are on the same plane, and the lengths of the clamping tube and the clamping rod are the same.
Preferably, the directional drilling rod further comprises a fastening structure arranged between the first fixing column and the second fixing column.
Preferably, the fastening structure comprises a second internal thread groove formed on the inner wall surface of the clamping tube.
Preferably, the fastening structure further comprises a second external thread groove formed on the outer wall surface of the clamping rod.
Preferably, the first external thread groove on the other group of directional drilling rods can be in threaded connection with the directional drilling rods through the first internal thread groove, and the clamping rod on the other group of directional drilling rods can be in threaded connection with the clamping pipe through the second external thread groove and the second internal thread groove.
Advantageous effects
The utility model provides a directional drill rod for mines. The beneficial effects are as follows:
(1) The alloy steel is used for the materials of the drill rod bodies, so that the overall hardness and strength are improved, the two groups of drill rod bodies can be connected through threads by arranging the first external thread groove and the first internal thread groove, the firmness of connection between the two groups of drill rod bodies can be further improved by arranging the upper connecting component and the lower connecting component, the buckling resistance strength of the junction of the two drill rod bodies is improved, and the accident that the drill rod is bent in a complex underground environment to break is avoided.
(2) According to the mining directional drill rod, in the installation process, the first external thread groove on the other group of drill rod bodies is aligned with the first internal thread groove on the group, then the drill rod is rotated to the bottom along the threads, meanwhile, the clamping rod is clamped in the cavity of the clamping pipe, the clamping rod movably penetrates through the clamping pipe, the torsional strength of the two groups of drill rods can be improved through the structural design, due to the weak links on the whole drill rods on the threads, the problem can be remarkably solved through the cooperation among the clamping pipe, the second fixing column and the clamping rod, and the drill rod can be applied to mine environments with more complex stress.
(3) This mining directional drill rod, along with the improvement of engineering difficult problem is higher to the anti-torsion strength requirement of drilling rod, make the improvement to block pole and block pipe, set up the second external screw thread groove on the outer wall of block pole, set up the second internal screw thread groove on the inner wall of block pipe, threaded connection between the block pole accessible second external screw thread groove on another set of directional drill rod and second internal screw thread groove and the block pipe, the first external screw thread groove accessible first internal screw thread groove on another set of directional drill rod is with this directional drill rod threaded connection, through this structural design, make two sets of drilling rods connect and realize two sets of threaded connection, the holistic firmness of device is higher, holistic anti-torsion strength is higher, thereby the practicality of this application has been improved.
Drawings
FIG. 1 is a schematic diagram of the top structure of a directional drill rod for mining according to the present utility model;
FIG. 2 is a schematic view of the bottom end structure of a directional drill rod for mining according to the present utility model;
FIG. 3 is a schematic view of the structure of an upper and lower connection assembly of the directional drill rod for mines of the present utility model;
fig. 4 is a schematic diagram of a fastening structure of a directional drill rod for mines.
Legend description:
10. a drill rod body; 11. a first external thread groove; 12. a first internal thread groove; 13. an upper connection assembly; 14. a lower connection assembly; 15. a first fixing column; 16. a second fixing column; 17. a clamping tube; 18. a clamping rod; 19. a second internal thread groove; 20. and a second external thread groove.
Detailed Description
Embodiment one: the utility model provides a mining directional drill rod, as shown in fig. 1 and 2, including drilling rod body 10, drilling rod body 10 is hollow cylinder, and the material of drilling rod body 10 is alloy steel, and first external screw thread groove 11 has been seted up on the outer wall top of drilling rod body 10, and first internal screw thread groove 12 has been seted up to the inner wall bottom of drilling rod body 10, and the intracavity top of drilling rod body 10 is provided with coupling assembling 13, and the intracavity bottom of drilling rod body 10 is provided with coupling assembling 14 down.
The drill rod body 10 is made of alloy steel, so that the overall hardness and strength are improved, the two groups of drill rod bodies 10 can be connected through threads by arranging the first external thread groove 11 and the first internal thread groove 12, the firmness of connection between the two groups of drill rod bodies 10 can be further improved by arranging the upper connecting component 13 and the lower connecting component 14, the buckling resistance strength at the junction of the two drill rod bodies 10 is improved, and the accident that the drill rod is bent in a complex underground environment to break is avoided.
Embodiment two: on the basis of the first embodiment, as shown in fig. 3, the upper connecting component 13 includes a first fixing column 15, the first fixing column 15 is a cylinder, a through hole is formed between two end wall surfaces of the first fixing column 15, drilling fluid can flow in the through hole, the first fixing column 15 is fixedly installed on an inner wall surface of the drill rod body 10, a steel material of the first fixing column 15 is fixedly connected with a clamping pipe 17 in a vertical state on a side wall surface of the first fixing column 15 close to the first external thread groove 11 through welding, the lower connecting component 14 includes a second fixing column 16, the second fixing column 16 is a cylinder, a through hole is formed between two end wall surfaces of the second fixing column 16, drilling fluid can flow in the through hole, the second fixing column 16 is fixedly installed on the inner wall surface of the drill rod body 10, a clamping rod 18 in a vertical state is fixedly connected to one side wall surface of the second fixing column 16 close to the first internal thread groove 12 through welding, the clamping pipe 17 is hollow, the clamping pipe 18 can be movably clamped on the clamping pipe 17, the clamping pipe 17 can be clamped on the same plane surface of the bottom end of the drill rod body 10 as the clamping pipe 17, and the bottom end of the pipe 18 is clamped on the same plane surface of the drill rod body 10.
During the installation, the first external thread groove 11 on the other group of drill rod bodies 10 is aligned with the first internal thread groove 12 on the group, then the drill rod is rotated to the bottom along the threads, meanwhile, the clamping rod 18 is clamped in the cavity of the clamping pipe 17, the clamping rod 18 movably penetrates through the clamping pipe 17, the anti-twisting strength of the two groups of drill rods can be improved through the structural design, due to the weak links on the whole drill rods on the threads, the problem can be remarkably solved through the matching among the clamping pipe 17, the second fixing column 16 and the clamping rod 18, and the drill rod can be applied to mine environments with more complex stress.
Embodiment III: on the basis of the first embodiment and the second embodiment, as shown in fig. 4, the directional drilling rod further comprises a fastening structure arranged between the first fixing column 15 and the second fixing column 16, the fastening structure comprises a second internal thread groove 19 formed on the inner wall surface of the clamping tube 17, and the fastening structure further comprises a second external thread groove 20 formed on the outer wall surface of the clamping rod 18. The first external thread groove 11 on the other group of directional drilling rods can be in threaded connection with the directional drilling rods through the first internal thread groove 12, and the clamping rod 18 on the other group of directional drilling rods can be in threaded connection with the clamping pipe 17 through the second external thread groove 20 and the second internal thread groove 19.
Along with improvement of engineering difficulty, the anti-twisting strength requirement on the drill rod is higher, improvement is made on the clamping rod 18 and the clamping pipe 17, the second external thread groove 20 is formed in the outer wall surface of the clamping rod 18, the second internal thread groove 19 is formed in the inner wall surface of the clamping pipe 17, the clamping rod 18 on the other group of directional drill rods can be in threaded connection with the clamping pipe 17 through the second external thread groove 20 and the second internal thread groove 19, the first external thread groove 11 on the other group of directional drill rods can be in threaded connection with the directional drill rods through the first internal thread groove 12, through the structural design, two groups of drill rods are connected to achieve two groups of threaded connection, the overall firmness of the device is higher, and the overall anti-twisting strength is higher, so that the practicability of the anti-twisting device is improved.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.
Claims (8)
1. A directional drill rod for mines, comprising a drill rod body (10), characterized in that: the drill rod body (10) is a hollow cylinder, the drill rod body (10) is made of alloy steel, a first external thread groove (11) is formed in the top end of the outer wall surface of the drill rod body (10), a first internal thread groove (12) is formed in the bottom end of the inner wall surface of the drill rod body (10), an upper connecting component (13) is arranged at the top end of the cavity of the drill rod body (10), and a lower connecting component (14) is arranged at the bottom end in the cavity of the drill rod body (10).
2. The directional drill pipe for mines according to claim 1, wherein: go up coupling assembling (13) including first fixed column (15), first fixed column (15) are the cylinder, and first fixed column (15) fixed mounting is on the internal face of drilling rod body (10), and the material of first fixed column (15) is steel, is close to on the lateral wall face of first external screw thread groove (11) through welded fastening pipe (17) that welded fastening is vertical state on first fixed column (15).
3. The directional drill pipe for mines according to claim 1, wherein: the lower connecting assembly (14) comprises a second fixing column (16), the second fixing column (16) is a cylinder, the second fixing column (16) is fixedly installed on the inner wall surface of the drill rod body (10), the second fixing column (16) is made of steel, and a clamping rod (18) in a vertical state is fixedly connected to one side wall surface, close to the first internal thread groove (12), of the second fixing column (16) through welding.
4. The directional drill pipe for mines according to claim 2, wherein: the clamping tube (17) is hollow, the clamping rod (18) can be movably clamped in the cavity of the clamping tube (17), the top end of the clamping tube (17) and the top end of the drill rod body (10) are on the same plane, the bottom end of the clamping rod (18) and the bottom end of the drill rod body (10) are on the same plane, and the lengths of the clamping tube (17) and the clamping rod (18) are the same.
5. The directional drill pipe for mines according to claim 1, wherein: the directional drilling rod also comprises a fastening structure arranged between the first fixing column (15) and the second fixing column (16).
6. The directional drill pipe for mines according to claim 5, wherein: the fastening structure comprises a second internal thread groove (19) formed on the inner wall surface of the clamping tube (17).
7. The directional drill pipe for mines according to claim 5, wherein: the fastening structure further comprises a second external thread groove (20) formed on the outer wall surface of the clamping rod (18).
8. The directional drill pipe for mines according to any one of claims 1-7, wherein: the first external thread groove (11) on the other group of directional drilling rods can be in threaded connection with the directional drilling rods through the first internal thread groove (12), and the clamping rod (18) on the other group of directional drilling rods can be in threaded connection with the clamping pipe (17) through the second external thread groove (20) and the second internal thread groove (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320380332.1U CN219344624U (en) | 2023-03-03 | 2023-03-03 | Mining directional drill rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320380332.1U CN219344624U (en) | 2023-03-03 | 2023-03-03 | Mining directional drill rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219344624U true CN219344624U (en) | 2023-07-14 |
Family
ID=87097250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320380332.1U Active CN219344624U (en) | 2023-03-03 | 2023-03-03 | Mining directional drill rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219344624U (en) |
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2023
- 2023-03-03 CN CN202320380332.1U patent/CN219344624U/en active Active
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