CN109441366B - Anchor cable complete drilling tool capable of rotating bidirectionally - Google Patents
Anchor cable complete drilling tool capable of rotating bidirectionally Download PDFInfo
- Publication number
- CN109441366B CN109441366B CN201811613151.9A CN201811613151A CN109441366B CN 109441366 B CN109441366 B CN 109441366B CN 201811613151 A CN201811613151 A CN 201811613151A CN 109441366 B CN109441366 B CN 109441366B
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- CN
- China
- Prior art keywords
- reverse
- protruding
- fixing
- drill rod
- bidirectional
- 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.)
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- 238000005553 drilling Methods 0.000 title claims abstract description 38
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 32
- 230000011218 segmentation Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 abstract 1
- 239000010959 steel Substances 0.000 abstract 1
- 239000003245 coal Substances 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000005641 tunneling Effects 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
-
- 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
- E21B10/00—Drill bits
- E21B10/42—Rotary drag type drill bits with teeth, blades or like cutting elements, e.g. fork-type bits, fish tail bits
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
- E21D20/003—Machines for drilling anchor holes and setting anchor bolts
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a bidirectional rotary anchor cable complete drilling tool, which comprises a segmented drilling rod, a bidirectional rotary cutting bit and a drilling rod drilling machine quick connecting device, wherein the segmented drilling rod is a hexagonal steel segmented drilling rod, a reverse fixing protrusion device and a reverse fixing engagement opening are respectively arranged in the end part of an external thread section and the interior thread section, the bidirectional rotary cutting bit comprises the reverse fixing engagement opening and the bidirectional cutting bit, the drilling rod drilling machine quick connecting device comprises a drilling machine clamping section and the reverse fixing protrusion device, and the reverse fixing protrusion device is engaged with the reverse fixing engagement opening. The beneficial effects of the invention are as follows: the problems that drill rods or drill bits are lost due to disconnection of connecting parts of all sections of drilling tools in the process of drilling the construction anchor cable can be effectively solved.
Description
Technical Field
The invention relates to the application field of mine roadway support, in particular to a bidirectional-rotation anchor cable complete drilling tool.
Background
The anchor cable support is used as an efficient and economical support technology, has become one of the most common support modes of coal mine roadways, and particularly aims at maintenance difficult roadways such as complex stress, soft rock and the like, and the anchor cable with larger length is often required to be reinforced. At present, the anchor cable hole construction often adopts multi-section drill rods to connect unidirectional rotation drilling, the depth of the anchor cable hole is large, so that the number of the needed drill rods to be connected is large, the problems of drill bit blocking, connection part dragging and the like easily occur in the construction process, the anchor cable installation time is prolonged, the roadway tunneling speed is reduced, and the mine safety and high-efficiency production is influenced.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide the anchor cable complete drilling tool capable of rotating bidirectionally.
The invention provides a bidirectional rotary anchor cable complete drilling tool, which comprises a sectional drill rod, wherein two ends of the sectional drill rod are respectively provided with a reverse fixing protruding device and a fixing mounting hole, the reverse fixing protruding device is provided with an external thread section, the top end of the external thread section is provided with a protruding fixing device, two sides of the protruding fixing device are provided with flexible high-strength rubber, the front end of the flexible high-strength rubber is also provided with a protruding hexahedron, the protruding fixing device and the flexible high-strength rubber are provided with a strong spring in the middle, the fixing mounting hole is internally provided with an internal thread section, the internal thread section is internally provided with a reverse fixing occlusion opening, one side, close to the fixing mounting hole, of one end of the sectional drill rod is also provided with the reverse fixing protruding device, the other side of the reverse fixing protruding device is connected with a drill rod quick connecting device, the drill rod quick connecting device is connected with a drill clamping section, one side, close to the reverse fixing protruding device, of the other side of the sectional drill rod is also provided with the fixing mounting hole, the other side of the fixing mounting hole is provided with a bidirectional rotary cutting bit, the bidirectional rotary cutting bit is arranged in front of the cutting pick, and the bidirectional rotary cutting bit is respectively provided with a bidirectional forward cutting bit.
Preferably, the reverse fixing engagement opening is arranged at the middle upper part in the internal thread section, and the width of the reverse fixing engagement opening is larger than that of the protruding hexahedron, so that the reverse fixing engagement opening can be engaged with the protruding hexahedron.
Preferably, the drill rod drilling machine quick connecting device is meshed with the fixed mounting hole on the segmented drill rod through the reverse fixing protruding device.
Preferably, the segmented drill rod is lengthened by a plurality of segmented drill rods.
Preferably, the segmented drill rod is meshed with a fixed mounting hole arranged on the bidirectional rotary cutting drill bit through the reverse fixing protruding device.
Preferably, the external thread section and the reverse protrusion fixing device are of an integral structure, and the protrusion hexahedron is fixed on the reverse protrusion fixing device through the bendable high-strength rubber and the strong spring.
Preferably, the forward pick is sized larger than the reverse pick.
The invention has the beneficial effects that
When the anchor cable drilling tool rotates in the forward direction, the reverse fixing protruding device at the end part of the external thread passes through the reverse fixing engagement opening in the internal thread section, and when the anchor cable drilling tool rotates in the reverse direction, the reverse fixing protruding device at the end part of the external thread and the reverse fixing engagement opening in the internal thread section are engaged with each other, so that the reverse rotation of the anchor cable drilling tool is realized, the bidirectional rotation of the anchor cable drilling tool is realized, and the problems that a drill bit is clamped in the process of drilling the anchor cable in construction, the joint of each section of the drilling tool is disconnected, a drill rod or the drill bit is lost and the like can be effectively solved.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of a bi-directional rotary cutting bit according to the present invention.
Fig. 3 is a schematic view of a three-dimensional structure of a reverse fixing protrusion device at the end of an external thread of a segmented drill rod and a reverse fixing engagement opening in an internal thread segment.
Fig. 4a is a schematic plan view of an external thread end reverse fixing projection device according to the present invention.
Fig. 4b is a schematic cross-sectional view of a reverse fixture bite opening in an internally threaded section of the present invention.
Fig. 5 is a schematic perspective view of the quick connecting device for the drill rod drilling machine.
Reference numerals
1. The automatic cutting machine comprises a sectional drill rod, 2 parts of a bidirectional rotary cutting bit, 3 parts of a drill rod and a drill machine quick connecting device, 4 parts of a reverse fixing protruding device, 5 parts of a fixed mounting hole, 6 parts of a drill machine clamping section, 7 parts of a bidirectional cutting pick, 8 parts of an external thread section, 9 parts of an internal thread section, 10 parts of a protruding fixing device, 11 parts of a powerful spring, 12 parts of a flexible high-strength rubber, 13 parts of a protruding hexahedron, 14 parts of a reverse fixing occlusion opening, 15 parts of a forward cutting pick, 16 parts of a reverse cutting pick.
Detailed Description
When the anchor cable complete set drilling tool rotates forward, the bidirectional cutting drill bit drills forward to cut coal and rock, the reverse fixing protruding device arranged on the bidirectional rotating anchor cable sectional drill rod and the drill rod drilling machine quick connecting device protrudes hexahedron to compress the powerful spring, the spring contracts to deform, deformation energy is stored, meanwhile, the elastic high-strength rubber is pulled outwards to enable the protruding hexahedron to rotate along the bidirectional rotating anchor cable sectional drill rod and the inner thread groove bottom of the bidirectional rotating cutting drill bit, and through the reverse fixing occlusion opening in the inner thread section, when the anchor cable complete set drilling tool rotates reversely, the bidirectional cutting drill bit withdraws reversely to cut broken coal and rock, the powerful spring releases deformation energy at the position of the protruding hexahedron through the reverse fixing occlusion opening in the inner thread section, the flexible high-strength rubber is pulled outwards to enable the protruding hexahedron to be occluded with the reverse fixing occlusion opening in the inner thread section, the joint of the anchor cable complete set drilling tool is prevented from being separated from each other, and the complete set drilling tool bidirectional rotation of the anchor cable is realized.
Examples
As shown in fig. 1-5, a bidirectional rotary anchor cable complete drilling tool comprises a segmented drill rod 1, wherein two ends of the segmented drill rod 1 are respectively provided with a reverse fixing protruding device 4 and a fixing mounting hole 5, the reverse fixing protruding device 4 is provided with an external thread section 8, the top end of the external thread section 8 is provided with a protruding fixing device 10, two sides of the protruding fixing device 10 are provided with flexible high-strength rubber 12, the front end of the flexible high-strength rubber 12 is also provided with a protruding hexahedron 13, the middle of the protruding fixing device 10 and the flexible high-strength rubber 12 is provided with a powerful spring 11, an internal thread section 9 is arranged in the fixing mounting hole 5, a reverse fixing engagement opening 14 is arranged in the internal thread section 9, one side, close to the fixing mounting hole 5, of one end of the segmented drill rod 1 is also provided with a reverse fixing protruding device 4, the other side of the reverse fixing protruding device 4 is connected with a drill rod quick connecting device 3, the other side, close to the reverse fixing protruding device 4, is also provided with a fixing mounting hole 5, the other side of the fixing mounting hole 5 is provided with a bidirectional rotary cutting bit 2, the front end of the bidirectional rotary cutting bit 2 is provided with a bidirectional cutting pick 7, and a bidirectional forward cutting pick 15 is respectively arranged at the front end of the bidirectional cutting pick 7.
Preferably, a reverse fixing engagement opening 14 is provided in the inner upper middle portion of the female thread section 9, the reverse fixing engagement opening 14 having a width larger than that of the protruding hexahedron 13, enabling the reverse fixing engagement opening 14 to engage with the protruding hexahedron 13.
Preferably, the drill rod drilling machine quick connect device 3 is engaged with the fixed mounting hole 5 on the segmented drill rod 1 by the reverse fixing projection device 4.
Preferably, the segmented drill rod 1 is lengthened by a plurality of segmented drill rods 1.
Preferably, the segmented drill rod 1 is engaged with a fixed mounting hole 5 provided on the bi-directional rotary cutting bit 2 by a counter-fixed projection means 4.
Preferably, the external thread section 8 and the reverse protrusion fixing device 4 are of an integral structure, and the protrusion hexahedron 13 is fixed on the reverse protrusion fixing device 4 through the flexible high-strength rubber 12 and the strong spring 11.
Preferably, the forward pick 15 is sized larger than the reverse pick 16.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the summary of the present invention within the scope of the present invention.
Claims (5)
1. The utility model provides a but bidirectional rotation's anchor rope complete drilling tool, includes segmentation drilling rod (1), its characterized in that: the two ends of the sectional drill rod (1) are respectively provided with a reverse fixing protruding device (4) and a fixing mounting hole (5), the reverse fixing protruding device (4) is provided with an external thread section (8), the top end of the external thread section (8) is provided with a protruding fixing device (10), two sides of the protruding fixing device (10) are provided with flexible high-strength rubber (12), the front end of the flexible high-strength rubber (12) is also provided with a protruding hexahedron (13), a powerful spring (11) is arranged between the protruding fixing device (10) and the flexible high-strength rubber (12) and between the protruding hexahedron (13), an internal thread section (9) is arranged in the fixing mounting hole (5), the inside of the internal thread section (9) is provided with a reverse fixed engagement opening (14), one side of one end of the segmented drill rod (1) close to the fixed mounting hole (5) is also provided with a reverse fixed protruding device (4), the other side of the reverse fixed protruding device (4) is connected with a drill rod drilling machine quick connecting device (3), the drill rod drilling machine quick connecting device (3) is connected with a drilling machine clamping section (6), one side of the other end of the segmented drill rod (1) close to the reverse fixed protruding device (4) is also provided with the fixed mounting hole (5), the other side of the fixed mounting hole (5) is provided with a bidirectional rotary cutting drill bit (2), the bidirectional rotary cutting bit is characterized in that the front end of the bidirectional rotary cutting bit (2) is provided with a bidirectional cutting pick (7), the front end of the bidirectional cutting pick (7) is respectively provided with a forward cutting pick (15) and a reverse cutting pick (16), a reverse fixed engagement opening (14) is formed in the middle upper part in the inner threaded section (9), the width of the reverse fixed engagement opening (14) is larger than that of the protruding hexahedron (13), the reverse fixed engagement opening (14) can be engaged with the protruding hexahedron (13), and the drill rod drilling machine quick connecting device (3) is engaged with the fixed mounting hole (5) on the sectional drill rod (1) through the reverse fixed protrusion device (4).
2. The bi-rotatable cable kit of claim 1, wherein: the sectional drill rods (1) can be lengthened through a plurality of sectional drill rods (1).
3. The bi-rotatable cable kit of claim 1, wherein: the sectional drill rod (1) is meshed with a fixed mounting hole (5) arranged on the bidirectional rotary cutting drill bit (2) through the reverse fixing protruding device (4).
4. The bi-rotatable cable kit of claim 1, wherein: the external thread section (8) and the reverse fixing protruding device (4) are of an integral structure, and the protruding hexahedron (13) and the strong spring (11) are fixed on the reverse fixing protruding device (4) through the bendable high-strength rubber (12).
5. The bi-rotatable cable kit of claim 1, wherein: the forward pick (15) is larger in size than the reverse pick (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811613151.9A CN109441366B (en) | 2018-12-27 | 2018-12-27 | Anchor cable complete drilling tool capable of rotating bidirectionally |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811613151.9A CN109441366B (en) | 2018-12-27 | 2018-12-27 | Anchor cable complete drilling tool capable of rotating bidirectionally |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109441366A CN109441366A (en) | 2019-03-08 |
| CN109441366B true CN109441366B (en) | 2023-09-26 |
Family
ID=65539721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811613151.9A Active CN109441366B (en) | 2018-12-27 | 2018-12-27 | Anchor cable complete drilling tool capable of rotating bidirectionally |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109441366B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111236849A (en) * | 2020-03-04 | 2020-06-05 | 邹城兖矿泰德工贸有限公司 | PDC high-strength discharge drill bit |
| CN112878928B (en) * | 2021-01-15 | 2023-12-22 | 陕西大唐宇鸿建设工程有限公司 | Energy-saving drilling mechanism for building |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102071876A (en) * | 2011-01-13 | 2011-05-25 | 河南理工大学 | Multistage reducing combined drilling tool |
| CN104018792A (en) * | 2014-06-25 | 2014-09-03 | 邢占东 | Reducing screw displacement pile drilling tool and construction method thereof |
| CN107178319A (en) * | 2016-03-10 | 2017-09-19 | 周兆弟 | A kind of novel drill rod assembles device |
| CN107355188A (en) * | 2017-07-20 | 2017-11-17 | 重庆交通大学 | A kind of cannulated threaded shape drill bit and its application method suitable for the cast-in-place overlength screw rod pile driving construction of soft foundation |
| CN108571291A (en) * | 2018-06-25 | 2018-09-25 | 山东科技大学 | It is a kind of to reversely rotate water jet preventing sticking drill pipe system and application method |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT501979B1 (en) * | 2005-05-27 | 2009-05-15 | Karpellus Walter Dipl Ing | METHOD AND DEVICE FOR DRILLING, IN PARTICULAR FITTING OR TORQUE DRILLING, A HOLE IN FLOOR OR ROCK MATERIAL |
| US9194187B2 (en) * | 2013-03-15 | 2015-11-24 | Dover Bmcs Acquisition Corporation | Rotational drill bits and drilling apparatuses including the same |
-
2018
- 2018-12-27 CN CN201811613151.9A patent/CN109441366B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102071876A (en) * | 2011-01-13 | 2011-05-25 | 河南理工大学 | Multistage reducing combined drilling tool |
| CN104018792A (en) * | 2014-06-25 | 2014-09-03 | 邢占东 | Reducing screw displacement pile drilling tool and construction method thereof |
| CN107178319A (en) * | 2016-03-10 | 2017-09-19 | 周兆弟 | A kind of novel drill rod assembles device |
| CN107355188A (en) * | 2017-07-20 | 2017-11-17 | 重庆交通大学 | A kind of cannulated threaded shape drill bit and its application method suitable for the cast-in-place overlength screw rod pile driving construction of soft foundation |
| CN108571291A (en) * | 2018-06-25 | 2018-09-25 | 山东科技大学 | It is a kind of to reversely rotate water jet preventing sticking drill pipe system and application method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109441366A (en) | 2019-03-08 |
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