CN115467627A - Informatization mining drill rod and manufacturing method thereof - Google Patents
Informatization mining drill rod and manufacturing method thereof Download PDFInfo
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- CN115467627A CN115467627A CN202211110240.8A CN202211110240A CN115467627A CN 115467627 A CN115467627 A CN 115467627A CN 202211110240 A CN202211110240 A CN 202211110240A CN 115467627 A CN115467627 A CN 115467627A
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- 238000005065 mining Methods 0.000 title claims abstract description 26
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 10
- 238000000034 method Methods 0.000 claims abstract description 11
- 238000005553 drilling Methods 0.000 claims description 15
- 239000002184 metal Substances 0.000 claims description 13
- 239000004020 conductor Substances 0.000 claims description 11
- 238000003754 machining Methods 0.000 claims description 10
- 238000003466 welding Methods 0.000 claims description 6
- 238000004140 cleaning Methods 0.000 claims description 3
- 238000005121 nitriding Methods 0.000 claims description 3
- 238000005496 tempering Methods 0.000 claims description 3
- 238000007514 turning Methods 0.000 claims description 3
- 239000003245 coal Substances 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 208000010392 Bone Fractures Diseases 0.000 description 1
- 101100270992 Caenorhabditis elegans asna-1 gene Proteins 0.000 description 1
- 206010017076 Fracture Diseases 0.000 description 1
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
- E21B17/042—Threaded
- E21B17/0423—Threaded with plural threaded sections, e.g. with two-step threads
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/006—Accessories for drilling pipes, e.g. cleaners
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
- E21B17/042—Threaded
- E21B17/043—Threaded with locking means
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a mining information drill rod and a manufacturing method thereof, wherein the mining information drill rod comprises a drill rod body, and a male joint and a female joint which are fixedly arranged at two ends of the drill rod body, the male joint comprises a male joint body and a connecting section, the outer diameter of the male joint body is larger than that of the connecting section, the outer diameter of the connecting section is reduced towards the rear end along the axial direction, and a first external thread is arranged on the outer wall of the connecting section; the end face of the connecting section of the male joint is provided with the tag hole, the RFID tag is arranged in the tag hole, ID and informatization of the drill rod are achieved, the technical problem that the RFID tag cannot be identified when the drill rods are stacked and stored in the prior art is solved, the end face of the connecting section of the male joint is arranged in the sixth cavity of the female joint by designing the shape of the inner wall of the sixth cavity of the female joint to be consistent with the shape of the outer edge of the connecting section of the male joint, the problems that the RFID tag is packaged and worn and corroded by stratum media in the using process of the drill rod and the like are solved, and therefore the problem that the tag is separated from the drill rod is solved.
Description
Technical Field
The invention belongs to the field of underground drilling tools of coal mines, and relates to a mining drill rod, in particular to an information mining drill rod and a manufacturing method thereof.
Background
The mining drill rod is an important component of underground coal mine underground tunnel drilling equipment and is also one of important coal mine assets. However, the management of the mining drill rods in the coal mine is generally subject to batch and adopts a manual rough statistical mode, and the management mode causes poor authenticity of key data such as accumulated drilling rod footage, use duration, frequency and the like, so that accurate management of a single drill rod can not be achieved, and data support can not be provided for a decision maker to reasonably call and scrap the drill rods.
With the continuous development and maturity of RFID (radio frequency identification), a management and control system based on the RFID technology realizes the precise management and control of production elements by monitoring the production element dynamics in real time, constructing an engineering database and analyzing and calculating big data, and is widely and successfully applied in the fields of industrial automation, commercial automation, traffic control and the like.
On the basis, RFID tags are integrated with the mining drill rods, ID and informatization of the drill rods are achieved, an information mining drill rod management system based on the RFID technology is developed, the ID number of each drill rod is read and accurately recorded in time, logical operation is conducted on key data of accumulated footage, use duration, frequency and the like of the drill rods through the management system, a drill rod engineering database is built, and the use state of each drill rod is provided for a decision maker.
The Chinese patent application CN 109915036A discloses a drill rod with a chip, wherein a chip hole is arranged on the circumferential outer wall of a drill rod joint, the chip is arranged in the chip hole, and then the chip is fastened by a hole cover; the Chinese patent application CN112272511A discloses a method for installing an intelligent chip on a drill rod, wherein a chip hole is formed in the bottom surface of an external thread joint of the drill rod, the chip is placed in the chip hole, and then composite glue is used for curing and sealing. The method disclosed by the two patent applications can realize the integration of the RFID tag on the drill pipe, but the method for arranging the RFID tag holes on the circumferential outer wall of the drill pipe has the following problems: firstly, due to the limited underground space of the coal mine, drill rods are generally stored in a drill rod rack in a stacking manner, and the identification of an RFID tag during the stacking storage of the drill rods cannot be solved in the two patent applications; secondly, in order to identify the RFID tag in the using process of the drill rod, an annular device consisting of a plurality of groups of induction antennas is required to be installed to meet the requirement of omnibearing identification, and the annular device has a certain length and is fixed in the axial direction of a clamp holder of the drill machine and a gyrator, so that the actual size of the drill machine can be lengthened, the applicability of the drill machine is influenced, and the drill rod is not beneficial to being additionally connected and unscrewed; thirdly, as the mining drill rod is small in size and the outer diameter of the joint is the same as that of the rod body, in order to enlarge the identification range of the RFID tag, a large-size RFID tag needs to be selected, the aperture of a tag hole for installing the RFID tag is enlarged, and the strength of the drill rod near the tag hole is reduced; in addition, the RFID label is distributed by the adoption of the patent application CN 109915036A, and when the drill rod is used, on one hand, the outer wall of the drill rod continuously rubs with the hole wall and a clamping slip of a drilling machine clamping device, so that the hole cover is continuously abraded and even falls off; on the other hand, corrosive media in the formation can corrode the pore cover, so that the chip packaging fails, and the label and the drill rod are separated under the two conditions; adopt patent application CN112272511A to lay the RFID label, can cause external screw thread root intensity to reduce, aggravate here stress concentration degree, increase the fracture risk of screw thread root, lead to the brill that falls even.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a mining informatization drilling rod and a manufacturing method thereof, and aims to solve the technical problems that an RFID (radio frequency identification) tag cannot be identified when the drilling rod is piled and stored and the RFID tag is separated from the drilling rod in the using process of the drilling rod in the prior art.
In order to solve the technical problems, the invention adopts the following technical scheme:
a mining information-based drill rod comprises a drill rod body, a male joint and a female joint, wherein the male joint and the female joint are fixedly arranged at two ends of the drill rod body; the end surface of the connecting section is provided with a label hole; an RFID label is arranged in the label hole, and a top cover is detachably arranged at the orifice of the label hole; a cavity is formed in the male connector, and the cavity comprises a first cavity, a second cavity, a third cavity, a fourth cavity and a fifth cavity, wherein the hole diameter of the first cavity, the hole diameter of the second cavity, the hole diameter of the third cavity, the hole diameter of the fourth cavity and the hole diameter of the fifth cavity are sequentially reduced along the axial direction;
the female joint comprises a female joint body, a sixth cavity, a seventh cavity and an eighth cavity which are different in aperture are sequentially formed in the female joint body from front to back along the axial direction, the shape of the inner wall of the sixth cavity is consistent with the shape of the outer edge of the connecting section of the male joint, and a first internal thread matched with a first external thread on the outer wall of the connecting section is formed in the inner wall of the sixth cavity.
The invention also comprises the following technical features:
connecting rods which are matched with the second cavity, the third cavity, the fourth cavity and the fifth cavity in shape are detachably arranged in the second cavity, the third cavity, the fourth cavity and the fifth cavity; the inner wall of the second cavity is provided with a clamp spring mounting groove, a clamp spring is arranged in the clamp spring mounting groove, and the clamp spring is in contact with the axial front end of the connecting rod.
The top cover comprises a metal conductor and an insulating layer wrapped outside the metal conductor.
A second internal thread is formed in the label hole, and a second external thread matched with the second internal thread is formed on the insulating layer.
The outer wall of the drill rod body is provided with a spiral groove.
And a third external thread is arranged at the rear end of the connecting rod in the axial direction, and a third internal thread matched with the third external thread is arranged on the inner wall of the fourth cavity.
A manufacturing method of mining information drill rods specifically comprises the following steps:
the method comprises the following steps that firstly, blanking is carried out on a drill rod body, a male joint, a female joint and a connecting rod, rough machining is carried out on two end faces and outer edges of the drill rod body, and rough machining and thermal refining are carried out on the male joint, the female joint and the connecting rod to form a primary blank;
step two, processing the threads of the male connector, the female connector and the connecting rod on a numerical control lathe, and processing a label hole on the end face of the connecting section of the male connector;
thirdly, performing surface nitriding treatment on the male connector and the female connector;
step four, the connecting rod is internally arranged in the male connector and limited by a clamp spring;
step five, friction welding a male joint and a female joint at two ends of a drill rod body respectively to form a drill rod;
step six, tempering the drill rod, and turning to remove outer flash formed by friction welding;
processing a spiral groove on the outer wall of the rod body of the drill rod according to the requirement of the field working condition;
step eight, removing sundries in the label hole by using a cleaning brush, and placing the RFID label to the label hole;
and step nine, mounting the top cover on the hole opening of the label hole.
Compared with the prior art, the invention has the beneficial technical effects that:
according to the invention, the label hole is formed in the end face of the connecting section of the male joint, and the RFID label is arranged in the label hole, so that ID (identification) and informatization of the drill rod are realized, the technical problem that the RFID label cannot be identified when the drill rod is stacked and stored in the prior art is solved, the end face of the connecting section of the male joint is arranged in the sixth cavity of the female joint by designing that the shape of the inner wall of the sixth cavity of the female joint is consistent with the shape of the outer edge of the connecting section of the male joint, and the problems of package abrasion of the RFID label, corrosion of stratum media and the like in the using process of the drill rod are solved, so that the problem of separation of the label and the drill rod is solved.
According to the invention, the connecting rod is arranged in the cavity of the male joint, so that axial connection at two sides of the break point is still effective after the large end of the male joint external thread is broken, the problem of drill drop caused by the breakage of the large end of the male joint external thread is effectively solved, the phenomenon that the RFID label is lost due to the drill drop of the male joint is avoided, and the effectiveness of the RFID label on the drill rod in the whole life cycle is ensured.
(III) the top cover comprises a metal conductor and an insulating layer wrapped by the outer wall of the metal conductor, so that the metal conductor is in inductive contact with the RFID tag to form an antenna, and the small-specification RFID tag can be widely identified in a metal matrix with small aperture and large hole depth.
Drawings
FIG. 1 is a schematic cross-sectional view of an information-based drill rod for mining use according to the present invention;
FIG. 2 is a schematic cross-sectional view of a male connector of the present invention;
FIG. 3 is a side schematic view of a connection section of a male connector of the present invention;
FIG. 4 is a schematic cross-sectional view of a female connector of the present invention;
FIG. 5 is a schematic view of a top cover according to the present invention;
FIG. 6 is a schematic cross-sectional view of the connection of a male joint and a female joint of two mining information-based drill pipes;
fig. 7 is a schematic cross-sectional view of two informationized mining drill pipes, wherein the connection of the male joint and the female joint is broken.
The meaning of the individual reference symbols in the figures is: 1-a drill rod body, 2-a male joint, 3-a female joint, 4-a connecting rod, 5-a snap spring, 6-a second internal thread, 7-a second external thread, 8-a spiral groove, 9-a third external thread and 10-a third internal thread;
201-male connector body, 202-connecting section, 203-first external thread, 204-label hole, 205-RFID label, 206-cap, 207-cavity;
20701-first cavity, 20702-second cavity, 20703-third cavity, 20704-fourth cavity, 20705-fifth cavity, 20706-circlip mounting groove;
301-box body, 302-sixth cavity, 303-seventh cavity, 304-eighth cavity, 305-first internal thread;
20601-metal conductor, 20602-insulating layer.
The present invention will be explained in further detail with reference to examples.
Detailed Description
All parts in the present invention are those known in the art, unless otherwise specified.
The following embodiments are given as examples of the present invention, and it should be noted that the present invention is not limited to the following embodiments, and all equivalent changes based on the technical solutions of the present invention are included in the protection scope of the present invention.
The invention provides a mining information-based drill rod, which comprises a drill rod body 1, and a male joint 2 and a female joint 3 which are fixedly arranged at two ends of the drill rod body 1, wherein the male joint 2 comprises a male joint body 201 and a connecting section 202, the outer diameter of the male joint body 201 is larger than that of the connecting section 202, the outer diameter of the connecting section 202 is reduced towards the rear end along the axial direction, and a first external thread 203 is arranged on the outer wall of the connecting section 202; the end face of the connecting section 202 is provided with a label hole 204; an RFID tag 205 is arranged in the tag hole 204, and a top cover 206 is detachably arranged at the orifice of the tag hole 204; a cavity 207 is formed inside the male connector 2, and the cavity 207 comprises a first cavity 20701, a second cavity 20702, a third cavity 20703, a fourth cavity 20704 and a fifth cavity 20705, wherein the hole diameters of the first cavity 20701, the second cavity 20702, the third cavity 20703, the fourth cavity 20704 and the fifth cavity 20705 are sequentially reduced along the axial direction;
the female joint 3 comprises a female joint body 301, a sixth cavity 302, a seventh cavity 303 and an eighth cavity 304 which are different in aperture are sequentially formed in the female joint body 301 from front to back along the axial direction, the shape of the inner wall of the sixth cavity 302 is consistent with the shape of the outer edge of the connecting section 202 of the male joint 2, and a first internal thread 305 matched with the first external thread 203 on the outer wall of the connecting section is formed in the inner wall of the sixth cavity 302.
In the technical scheme, the end face of the connecting section of the male joint is provided with the tag hole, the RFID tag is arranged in the tag hole, ID and informatization of the drill rod are achieved, the technical problem that the RFID tag cannot be identified when the drill rods are stacked and stored in the prior art is solved, the problems that the RFID tag is worn and corroded by stratum media in the use process of the drill rod and the drill rod are solved by designing the shape of the inner wall of the sixth cavity of the female joint to be consistent with the shape of the outer edge of the connecting section of the male joint and arranging the end face of the connecting section of the male joint in the sixth cavity of the female joint.
Specifically, the connecting rods 4 which are adapted to the shapes of the second cavity 20702, the third cavity 20703, the fourth cavity 20704 and the fifth cavity 20705 are detachably arranged in the second cavity 20702, the third cavity 20703, the fourth cavity 20704 and the fifth cavity 20705; a clamp spring mounting groove 20706 is formed in the inner wall of the second cavity 20702, a clamp spring 5 is arranged in the clamp spring mounting groove 20706, and the clamp spring 5 is in contact with the axial front end of the connecting rod 4.
In the technical scheme, the connecting rod is arranged in the cavity of the male joint, so that the axial connection of the two sides of the break point is still effective after the large end of the male joint external thread is broken, the problem of drill falling caused by the breakage of the large end of the male joint external thread is effectively solved, the phenomenon that the RFID label is lost due to the drill falling of the male joint is avoided, and the effectiveness of the RFID label on the drill rod in the whole life cycle is ensured.
Specifically, the top cap 206 includes a metal conductor 20601 and an insulating layer 20602 wrapping the metal conductor 20601, so that the metal conductor is in inductive contact with the RFID tag to form an antenna, and the small-size RFID tag can be widely identified in a metal matrix with a small aperture and a large aperture depth.
Specifically, a second internal thread 6 is formed in the label hole 204, and a second external thread 7 matched with the second internal thread 6 is formed on the insulating layer 20602, so that the label is convenient to mount and dismount.
Specifically, the outer wall of the drill rod body 1 is provided with a spiral groove 8, so that the drilling capacity of the drill rod can be enhanced.
Specifically, the third external thread 9 has been seted up to the axial rear end of connecting rod 4, has seted up on the inner wall of fourth cavity 20704 with third external thread 9 matched with third internal thread 10, easy to assemble and dismantlement.
The invention also provides a manufacturing method of the mining informatization drilling rod, which comprises the following steps:
the method comprises the following steps that firstly, blanking is carried out on a drill rod body 1, a male joint 2, a female joint 3 and a connecting rod 4, rough machining is carried out on two end faces and outer edges of the drill rod body 1, and rough machining and thermal refining are carried out on the male joint 2, the female joint 3 and the connecting rod 4 to form a primary blank;
step two, performing thread machining on the male connector 2, the female connector 2 and the connecting rod 3 on a numerical control lathe, and machining a label hole 204 on the end face of the connecting section 202 of the male connector 2;
thirdly, performing surface nitriding treatment on the male connector 2 and the female connector 3;
step four, the connecting rod 4 is arranged in the male connector 2 and limited by the clamp spring 5;
step five, friction welding the male joint 2 and the female joint 3 at two ends of the drill rod body 1 to form a drill rod;
step six, tempering the drill rod, and turning to remove outer flash formed by friction welding;
step seven, machining a spiral groove 8 on the outer wall of the drill rod body 1 according to the requirements of the field working conditions;
step eight, removing sundries in the label hole 204 by using a cleaning brush, and placing the RFID label 205 in the label hole 204;
step nine, the cap 206 is mounted to the orifice of the label hole 204.
Claims (7)
1. The mining information-based drill rod comprises a drill rod body (1), and a male joint (2) and a female joint (3) which are fixedly arranged at two ends of the drill rod body (1), and is characterized in that the male joint (2) comprises a male joint body (201) and a connecting section (202), the outer diameter of the male joint body (201) is larger than that of the connecting section (202), the outer diameter of the connecting section (202) is reduced towards the rear end along the axial direction, and a first external thread (203) is arranged on the outer wall of the connecting section (202); the end face of the connecting section (202) is provided with a label hole (204); an RFID label (205) is arranged in the label hole (204), and a top cover (206) is detachably mounted on the orifice of the label hole (204); a cavity (207) is formed in the male connector (2), and the cavity (207) comprises a first cavity (20701), a second cavity (20702), a third cavity (20703), a fourth cavity (20704) and a fifth cavity (20705), wherein the aperture of the first cavity, the second cavity, the third cavity, the fourth cavity and the fifth cavity are sequentially reduced along the axial direction;
female joint (3) include female joint body (301), female joint body (301) inside by preceding sixth cavity (302), seventh cavity (303) and eighth cavity (304) of seting up the aperture difference in proper order after to along the axial, the inner wall shape of sixth cavity (302) be unanimous with the outer fringe shape of linkage segment (202) of male joint (2), just the inner wall of sixth cavity (302) on set up with first external screw thread (203) matched with first internal thread (305) on the outer wall of linkage segment.
2. The mining informatization drill rod according to claim 1, characterized in that the second cavity (20702), the third cavity (20703), the fourth cavity (20704) and the fifth cavity (20705) are internally and detachably provided with a connecting rod (4) adapted to the shape of the cavities; the inner wall of the second cavity (20702) is provided with a clamp spring mounting groove (20706), a clamp spring (5) is arranged in the clamp spring mounting groove (20706), and the clamp spring (5) is in contact with the axial front end of the connecting rod (4).
3. The mining informatization drilling rod according to claim 1, characterized in that the top cap (206) comprises a metal conductor (20601) and an insulating layer (20602) wrapped outside the metal conductor (20601).
4. The mining informatization drilling rod according to claim 1, characterized in that a second internal thread (6) is formed in the tag hole (204), and a second external thread (7) matched with the second internal thread (6) is formed on the insulating layer (20602).
5. The mining informatization drilling rod according to claim 1, characterized in that the outer wall of the drilling rod body (1) is provided with a spiral groove (8).
6. The mining informatization drilling rod according to claim 1, characterized in that a third external thread (9) is arranged at the axial rear end of the connecting rod (4), and a third internal thread (10) matched with the third external thread (9) is arranged on the inner wall of the fourth cavity (20704).
7. The manufacturing method of the mining information-based drill rod is characterized by comprising the following steps:
the method comprises the following steps that firstly, a drill rod body (1), a male joint (2), a female joint (3) and a connecting rod (4) are blanked, two end faces and outer edges of the drill rod body (1) are roughly machined, and the male joint (2), the female joint (3) and the connecting rod (4) are roughly machined and tempered to form a primary blank;
step two, performing thread machining on the male connector (2), the female connector (2) and the connecting rod (3) on a numerical control lathe, and machining a label hole (204) on the end face of the connecting section (202) of the male connector (2);
thirdly, performing surface nitriding treatment on the male connector (2) and the female connector (3);
step four, the connecting rod (4) is arranged in the male connector (2) and limited by a clamp spring (5);
step five, friction welding a male joint (2) and a female joint (3) at two ends of a drill rod body (1) respectively to form a drill rod;
step six, tempering the drill rod, and turning to remove outer flash formed by friction welding;
step seven, machining a spiral groove (8) on the outer wall of the drill rod body (1) according to the requirements of the field working conditions;
step eight, removing sundries in the label holes (204) by using a cleaning brush, and placing the RFID labels (205) in the label holes (204);
and step nine, mounting the top cover (206) on the opening of the label hole (204).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211110240.8A CN115467627B (en) | 2022-09-13 | 2022-09-13 | Informationized mining drill rod and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211110240.8A CN115467627B (en) | 2022-09-13 | 2022-09-13 | Informationized mining drill rod and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115467627A true CN115467627A (en) | 2022-12-13 |
| CN115467627B CN115467627B (en) | 2024-10-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211110240.8A Active CN115467627B (en) | 2022-09-13 | 2022-09-13 | Informationized mining drill rod and manufacturing method thereof |
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| Country | Link |
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| CN (1) | CN115467627B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117554890A (en) * | 2023-11-14 | 2024-02-13 | 西安石油大学 | Oilfield drill pipe pose estimation method based on RFID signals |
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| 杨兵兵;: "钻具RFID电子标签技术应用研究", 物联网技术, no. 08, 20 August 2017 (2017-08-20) * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117554890A (en) * | 2023-11-14 | 2024-02-13 | 西安石油大学 | Oilfield drill pipe pose estimation method based on RFID signals |
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