CN111140181B - Drill rod connecting drill tail - Google Patents
Drill rod connecting drill tail Download PDFInfo
- Publication number
- CN111140181B CN111140181B CN202010203869.1A CN202010203869A CN111140181B CN 111140181 B CN111140181 B CN 111140181B CN 202010203869 A CN202010203869 A CN 202010203869A CN 111140181 B CN111140181 B CN 111140181B
- Authority
- CN
- China
- Prior art keywords
- tail
- drill
- rod
- hole
- butt joint
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 210000001503 joint Anatomy 0.000 claims abstract description 46
- 230000000149 penetrating effect Effects 0.000 claims abstract description 3
- 238000005553 drilling Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- 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 drill rod connecting drill tail, which comprises a tail rod, a gear seat, a through hole and a second butt joint groove, wherein a threaded connection end is arranged at the outer side of one end of the tail rod, a limiting ring is arranged at one side, close to the threaded connection end, of the tail rod, the gear seat is arranged at one end, far away from the threaded connection end, of the tail rod, a connecting hole is formed in the middle of the tail rod in a penetrating mode, the through hole is formed in the tail rod, a first butt joint groove is formed in one end of the through hole, and a second butt joint groove is formed in the through hole, far away from one end of the first butt joint groove. The drill rod is connected with the drill tail, the drill tail of the drill rod is in threaded connection with the inner threaded pipe sleeve of the drill rod through the threaded connection end on one side of the tail rod, and meanwhile, the drill rod and the drill tail are connected through the limiting ring on one side of the tail rod, which is close to the threaded connection end, in a limiting and locking mode, so that stable connection between the drill rod and the drill tail is facilitated.
Description
Technical Field
The invention relates to the technical field of drilling, in particular to a drill rod connecting drill tail.
Background
The drill rod is a tool for connecting a drill bit and a rock drilling machine in a roadway engineering. The drill rod commonly used in mine roadway engineering is hexagonal hollow steel and hollow round steel, the drill rod is required to be connected and fixed through a drill rod connecting tail when in use, however, the existing drill rod connecting tail still has the problem of trouble in butt joint when in connection and use, therefore, the work efficiency of the drill rod connecting tail is improved by hopefully improving the drill rod connecting tail, the drill rod and the matched drilling equipment are convenient to be respectively in butt joint, the maximum value is exerted, the drill rod connecting tail is developed to a great extent along with the development of technology, great convenience is brought to people when the drill rod is connected to drill ores by the development of the drill rod, and the variety and the number of the drill rod connecting tail are increasing.
The types and the number of drill rod connecting drill tails on the current market are very large, but the drill rod connecting drill tails have the following defects: the drill rod is inconvenient to connect the drill tail to lock and dock with the drill rod, and the drill rod is inconvenient to connect the drill tail to the drill rod in a positioning way and the drill rod is inconvenient to connect the drill tail to stably dock with matched drilling equipment. Thus, improvements are needed to the current drill rod connection bit.
Disclosure of Invention
The invention aims to provide a drill rod connecting drill bit so as to solve the problems that the drill rod connecting drill bit on the market is inconvenient to lock and dock with a drill rod, the positioning connection of an internal water through hole is inconvenient when the drill rod connecting drill bit is docked with the drill rod, and the stable docking of the drill rod connecting drill bit with matched drilling equipment are inconvenient.
In order to achieve the above purpose, the present invention provides the following technical solutions: the drill rod is connected with the drill tail and comprises a tail rod, a gear seat, a through hole and a second butt joint groove, wherein a threaded connection end is arranged at the outer side of one end of the tail rod, a limit ring is arranged at one side of the tail rod, which is close to the threaded connection end,
The gear seat is arranged at one end of the tail rod, which is far away from the threaded connection end, the middle part of the tail rod is penetrated and provided with a connecting hole, the through hole is formed in the tail rod, one end of the through hole is provided with a first butt joint groove, and the second butt joint groove is formed at the position of the through hole, which is far away from one end of the first butt joint groove.
Preferably, the limiting ring is in a circular ring shape, the axial lead of the limiting ring is coincident with the axial lead of the tail rod, and the maximum diameter of the limiting ring is larger than the diameter of the threaded connecting end.
Preferably, the cross section of the connecting hole is in an eight shape, and the connecting hole and the through hole are vertically distributed.
Preferably, the shape of the first butt joint groove is horn-shaped, and the axial lead of the first butt joint groove is coincident with the axial lead of the through hole.
Preferably, the diameter of the second butt-joint groove is larger than that of the through hole, and the axial lead of the second butt-joint groove is coincident with that of the through hole.
Compared with the prior art, the invention has the beneficial effects that:
(1) The drill rod is connected with the drill tail, the drill tail of the drill rod is in threaded connection with the inner threaded pipe sleeve of the drill rod through the threaded connection end on one side of the tail rod, and meanwhile, the connection between the drill rod and the drill tail is limited and locked through the limiting ring on one side of the tail rod, which is close to the threaded connection end, so that stable connection between the drill rod and the drill tail is facilitated;
(2) The drill rod is connected with the drill tail, and the through hole at the axis of the tail rod is in butt joint with the bottom end of the drill rod internal thread pipe sleeve through the first butt joint groove at one side, so that the trumpet-shaped first butt joint groove is in positioning connection with the water through hole in the drill rod, and the drill rod is convenient for circulating cooling water when driving the drill bit to drill holes;
(3) The drill rod is connected with the drill tail, and the drill tail is abutted with the matched equipment through the second butt joint groove which is far away from one end of the first butt joint groove, so that the second butt joint groove with the diameter larger than that of the through hole is used for positioning and abutting joint of the through hole of the tail rod, and the tail rod and the matched equipment are conveniently and stably connected.
Drawings
FIG. 1 is a schematic diagram of a front view structure of a drill rod connecting drill tail of the invention;
FIG. 2 is a schematic top view cross-sectional structure of the drill rod connecting drill bit of the present invention;
FIG. 3 is a right-side view structure schematic diagram of the drill rod connecting drill tail of the invention.
In the figure: 1. tail rod; 2. a threaded connection end; 3. a limiting ring; 4. a gear seat; 5. a connection hole; 6. a through hole; 7. a first docking slot; 8. and a second butt joint groove.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-3, the present invention provides a technical solution: the drill rod connecting drill tail comprises a tail rod 1, a threaded connecting end 2, a limiting ring 3, a gear seat 4, a connecting hole 5, a through hole 6, a first butt joint groove 7 and a second butt joint groove 8, wherein the threaded connecting end 2 is arranged at the outer side of one end of the tail rod 1, the limiting ring 3 is arranged at one side of the tail rod 1, which is close to the threaded connecting end 2, the limiting ring 3 is annular, the axial lead of the limiting ring 3 and the axial lead of the tail rod 1 are coincident, the maximum diameter of the limiting ring 3 is larger than the diameter of the threaded connecting end 2, the limiting ring 3 locks and limits the connection of the drill rod and the tail rod 1,
The gear seat 4 is arranged at one end of the tail rod 1 far away from the threaded connection end 2, the connecting hole 5 is formed in the middle of the tail rod 1 in a penetrating mode, the connecting hole 5 is in an eight-shaped mode in cross section, the connecting hole 5 and the through hole 6 are vertically distributed, the connecting hole 5 is arranged in an eight-shaped mode in cross section, impurity air and the like of the through hole 6 inside the tail rod 1 are discharged through the connecting hole 5, the through hole 6 is formed in the tail rod 1, a first butt joint groove 7 is formed in one end of the through hole 6, the first butt joint groove 7 is in a horn shape, the axial lead of the first butt joint groove 7 is coincident with the axial lead of the through hole 6, the first butt joint groove 7 is in a horn shape, the tail rod 1 of a drill bit is enabled to be in threaded butt joint with the drill bit, the drill bit 6 is enabled to be matched with the drill bit, the second butt joint groove 8 is formed in the position of the through hole 6 far away from one end of the first butt joint groove 7, the diameter of the second butt joint groove 8 is larger than the diameter of the through hole 6, the first butt joint groove 8 is formed in the axial lead of the second butt joint groove 8 is coincident with the axial lead of the drill bit 6, and the diameter of the through hole 6 is matched with the end is accurate, and the diameter of the drill bit is matched with the end is matched with the through hole 6, and the diameter is matched with the diameter.
Working principle: when the drill rod is used for connecting the drill tail, firstly, the drill tail of the drill rod is in threaded connection with an internal thread pipe sleeve of the drill rod through a threaded connection end 2 on one side of a tail rod 1, meanwhile, a through hole 6 at the axis of the tail rod 1 is in butt joint with the bottom end of the internal thread pipe sleeve of the drill rod through a first butt joint groove 7 on one side, so that the trumpet-shaped first butt joint groove 7 is in positioning connection with a water through hole in the drill rod, the connection of the drill rod and the drill tail is limited and locked through a limiting ring 3 on the side, close to the threaded connection end 2, of the tail rod 1, then, the second butt joint groove 8, far away from one end of the first butt joint groove 7, of the tail rod 1 is in butt joint with matched equipment, so that the through hole 6 with a diameter larger than that of the through hole 6 is in positioning butt joint, a cavity in which the through hole 6 is in sealing communication with the water through hole in the drill rod is formed, a gear seat 4 at one end of the tail rod 1 is in clamping connection with corresponding equipment, the middle of the tail rod 1 is in an eight-shaped connecting hole 5, the tail rod 1 can be discharged out of the tail rod 1 when the tail rod 1 is used, and impurities in the tail rod can be discharged out of the tail rod 1 in the tail rod are discharged, and the tail rod is not used as well known in the prior art, and the prior art.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (3)
1. Drill rod connection bores tail, including tail pole (1), gear seat (4), through-hole (6) and second butt joint groove (8), its characterized in that: a threaded connection end (2) is arranged at the outer side of one end of the tail rod (1), a limiting ring (3) is arranged at one side of the tail rod (1) close to the threaded connection end (2), wherein,
The gear seat (4) is arranged at one end, far away from the threaded connection end (2), of the tail rod (1), a connecting hole (5) is formed in the middle of the tail rod (1) in a penetrating mode, the through hole (6) is formed in the tail rod (1), a first butt joint groove (7) is formed in one end of the through hole (6), and a second butt joint groove (8) is formed in the position, far away from one end of the first butt joint groove (7), of the through hole (6);
the limiting ring (3) is in a circular ring shape, the axial lead of the limiting ring (3) is overlapped with the axial lead of the tail rod (1), and the maximum diameter of the limiting ring (3) is larger than the diameter of the threaded connecting end (2);
The cross section of the connecting hole (5) is in an eight shape, and the connecting hole (5) and the through hole (6) are vertically distributed.
2. The drill rod connection bit according to claim 1, wherein: the first butt joint groove (7) is horn-shaped, and the axis of the first butt joint groove (7) is coincident with the axis of the through hole (6).
3. The drill rod connection bit according to claim 1, wherein: the diameter of the second butt joint groove (8) is larger than that of the through hole (6), and the axial lead of the second butt joint groove (8) is coincident with the axial lead of the through hole (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010203869.1A CN111140181B (en) | 2020-03-21 | 2020-03-21 | Drill rod connecting drill tail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010203869.1A CN111140181B (en) | 2020-03-21 | 2020-03-21 | Drill rod connecting drill tail |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111140181A CN111140181A (en) | 2020-05-12 |
| CN111140181B true CN111140181B (en) | 2024-07-19 |
Family
ID=70528635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010203869.1A Active CN111140181B (en) | 2020-03-21 | 2020-03-21 | Drill rod connecting drill tail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111140181B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212003059U (en) * | 2020-03-21 | 2020-11-24 | 山东源运通矿山装备科技有限公司 | Drill rod connecting drill tail |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3726462A (en) * | 1970-10-26 | 1973-04-10 | Longyear Co | Rod welding apparatus for making threaded drill rods |
| CN2296927Y (en) * | 1997-05-20 | 1998-11-11 | 东北大学 | Drill rod jointing sleeve |
| CN2573646Y (en) * | 2002-09-18 | 2003-09-17 | 汪浙富 | Rock drill |
| JP4660852B2 (en) * | 2006-04-05 | 2011-03-30 | 孝行 大塚 | Drill rod connecting device in excavator |
| CN102168530B (en) * | 2010-12-29 | 2013-02-20 | 西南石油大学 | Pressure drilling device for a drill stem and a using method thereof |
| AT15014U1 (en) * | 2015-08-31 | 2016-11-15 | Dywidag-Systems Int Gmbh | Bayonet connection for coupling ends of drill pipes, boring bars or anchor rods |
-
2020
- 2020-03-21 CN CN202010203869.1A patent/CN111140181B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212003059U (en) * | 2020-03-21 | 2020-11-24 | 山东源运通矿山装备科技有限公司 | Drill rod connecting drill tail |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111140181A (en) | 2020-05-12 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20211119 Address after: 273500 west of middle section of West Outer Ring Road, Zoucheng City, Jining City, Shandong Province Applicant after: ZOUCHENG YANKUANG TAIDE INDUSTRY & TRADE Co.,Ltd. Address before: No.1860, middle section of xiwaihuan Road, Zoucheng City, Jining City, Shandong Province Applicant before: SHANDONG YUANYUNTONG MINING EQUIPMENT SCIENCE AND TECHNOLOGY Co.,Ltd. |
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| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Country or region after: China Address after: 272000 West Section of West Outer Ring Road, Zoucheng City, Jining City, Shandong Province Applicant after: Shandong Yanneng Taide Heavy Industry Co.,Ltd. Address before: 273500 west of middle section of West Outer Ring Road, Zoucheng City, Jining City, Shandong Province Applicant before: ZOUCHENG YANKUANG TAIDE INDUSTRY & TRADE Co.,Ltd. Country or region before: China |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |