CN112412355A - Tunneling limit drill rod - Google Patents
Tunneling limit drill rod Download PDFInfo
- Publication number
- CN112412355A CN112412355A CN202011407933.4A CN202011407933A CN112412355A CN 112412355 A CN112412355 A CN 112412355A CN 202011407933 A CN202011407933 A CN 202011407933A CN 112412355 A CN112412355 A CN 112412355A
- Authority
- CN
- China
- Prior art keywords
- drill rod
- hole
- conical
- spiral drill
- gun head
- 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.)
- Pending
Links
- 230000005641 tunneling Effects 0.000 title claims abstract description 14
- 230000002093 peripheral effect Effects 0.000 claims abstract description 11
- 238000003780 insertion Methods 0.000 claims description 12
- 230000037431 insertion Effects 0.000 claims description 12
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 2
- 238000005299 abrasion Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 239000011435 rock Substances 0.000 description 14
- 238000005553 drilling Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 5
- 239000002689 soil Substances 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000003818 cinder Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Images
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
- E21B17/22—Rods or pipes with helical structure
-
- 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
- E21B10/43—Rotary drag type drill bits with teeth, blades or like cutting elements, e.g. fork-type bits, fish tail bits characterised by the arrangement of teeth or other cutting elements
-
- 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
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- E21B10/54—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of the rotary drag type, e.g. fork-type bits
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 tunneling limit drill rod, which is characterized by comprising a spiral drill rod; a conical gun head is arranged at the end part of the spiral drill rod; the conical gun head is conical; the outer peripheral surface of the conical gun head is provided with a plurality of double-helix arranged tool bits; the end part of the conical gun head is provided with a centering device; blades are arranged on the outer side of the spiral drill rod; the other end of the spiral drill rod is connected with a plurality of spiral drill rods which are mutually spliced through the splicing part. The boring machine has the beneficial effects that the boring machine can resist abrasion, the length of the auger stem is prolonged, and the operation is convenient.
Description
Technical Field
The invention relates to a drill rod, in particular to a tunneling limit drill rod.
Background
General entry driving machine excavates the tunnel through the big gun head, excavate engineering operation such as colliery, come broken rock through the big gun head, the coal cinder, and general auger drilling machine carries out vertical drilling through the auger stem that sets up at the front end, operation such as the well drilling, wherein the auger stem is operated, only can operate in softer soil, when touchhing ground conditions such as section rock, can't operate, even operate, also can cause wearing and tearing to the auger stem, simultaneously when digging, the length of auger stem is fixed, can't adjust length as required.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the tunneling limit drill rod which has the beneficial effects of resisting wear, prolonging the length of the spiral drill rod and being convenient to operate.
In order to achieve the purpose, the invention provides the following technical scheme: a tunneling limit drill rod comprises a spiral drill rod; the method is characterized in that:
a conical gun head is arranged at the end part of the spiral drill rod; the conical gun head is conical;
the outer peripheral surface of the conical gun head is provided with a plurality of double-helix arranged tool bits; the end part of the conical gun head is provided with a centering device;
blades are arranged on the outer side of the spiral drill rod;
the other end of the spiral drill rod is connected with a plurality of spiral drill rods which are mutually spliced through the splicing part.
By adopting the technical scheme: the combination of the gun head of the heading machine and the auger stem of the auger drilling machine is used for drilling hard rocks, the gun head and the blades are centered by hard alloy, the abrasion-resistant effect is achieved, the blades of the auger stem can transport broken rocks and soil in a rotating mode when holes are punched, the tool bit is arranged in a double-helix mode, and the tool bit can damage and convey the rocks after the rocks are broken and centered conveniently.
The invention is further configured to: the tool bit is detachably arranged on the conical gun head through the mounting seat; the mounting seat and the conical gun head are integrally arranged; the mounting seat is provided with a through hole; the cutter head penetrates through the through hole; the end surface of the cutter head penetrating through the through hole is flush with the surface of the opening of the through hole; the end face of the cutter head penetrating through the through hole is provided with a threaded hole; a limiting piece is arranged in the threaded hole; the limiting piece comprises a threaded rod; a limiting platform which is abutted against the end surface of the through hole so as to limit the position is arranged on the upper side of the threaded rod; a regular pentagonal connecting block is arranged on the upper side of the limiting platform; the upper side of the connecting block is provided with a cover cap.
By adopting the technical scheme: the tool bit adopts the detachable setting, and mount pad and toper gun head an organic whole set up, then is connected with the tool bit through the locating part, realizes the spacing effect of interconnect, can replace after wearing and tearing, and the locating part is fixed the tool bit on the mount pad through the threaded connection to the tool bit, and the structure of locating part sets up especially setting up of block can prevent the wearing and tearing to the connecting block, has avoided the emergence of the unable condition of dismantling.
The invention is further configured to: the end part of the cutter head is conical, and a platform is cut at the tip end part of the conical cutter head; a conical angle is arranged on the platform; the conical angle and the cutter head are integrally arranged.
By adopting the technical scheme: the structure setting of tool bit tip is convenient for the breakage to the rock, can improve work efficiency.
The invention is further configured to: the splicing part comprises a polygonal plug connector arranged at the end part of the spiral drill rod; a through hole is formed in the plug-in connector, and a pin shaft is arranged in the through hole; the end part of the other spiral drill rod connected with the spiral drill rod is also provided with an insertion groove matched with the shape of the insertion joint; the spiral drill rod outside the insertion groove is provided with an insertion hole which is opposite to the through hole and is convenient for the pin shaft to pass through.
By adopting the technical scheme: the structure setting of concatenation portion can artificially increase or reduce auger stem's quantity to when the drilling, reach predetermined degree of depth, concatenation portion is connected through the form of pegging graft each other, then fixes with the round pin axle.
The invention is further configured to: the plug connector is arranged to be a regular quadrangle; the number of the through holes is one, and the through holes penetrate through two opposite side faces of the regular quadrangle; four surfaces opposite to the regular quadrilateral plug-in connector are arranged in the plug-in groove, and plug-in holes are formed in the spiral drill rod where the four surfaces are located.
By adopting the technical scheme: the shape of the plug can be a regular quadrangle or other regular polygons, and through the arrangement, the blades on the peripheral surface of the spiral drill rod can be aligned conveniently.
The invention is further configured to: a concave groove is formed in the peripheral surface of the spiral drill rod; the plug hole is arranged in the middle of the concave groove.
By adopting the technical scheme: the concave groove can be used for accommodating the two ends of the pin shaft, so that the interference to soil and rocks in transportation is prevented when holes are punched.
The invention is further configured to: the peripheral surface of the spiral drill rod is provided with a fixing part; an abdicating channel is formed between the fixing part and the spiral drill rod; the abdicating channel is convenient for a cross beam to pass when the spiral drill rod is disassembled and installed.
By adopting the technical scheme: the setting of fixed part lies in pegging graft through the channel of stepping down between horizontal wood to fixed part and the auger stem to make things convenient for the workman to carry, convenient dismantlement, installation simultaneously.
Drawings
FIG. 1 is a schematic structural diagram of the present embodiment;
FIG. 2 is a schematic structural view of the gun head according to the embodiment;
FIG. 3 is a schematic structural view of the auger stem of the present embodiment;
FIG. 4 is a schematic structural view of the auger stem of the present embodiment;
fig. 5 is a schematic view of the limiting member structure of the present embodiment.
Reference numerals: 1. a auger stem; 2. a conical gun head; 3. a cutter head; 4. centering; 5. a blade; 6. a splice; 7. a mounting seat; 8. a limiting member; 9. a threaded rod; 10. a limiting platform; 11. connecting blocks; 12. capping; 13. a conical angle; 14. a plug-in connector; 15. a pin shaft; 16. inserting grooves; 17. inserting holes; 18. a recessed groove; 19. a fixed part; 20. and (4) yielding the channel.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The embodiment discloses a tunneling limit drill rod, which has the beneficial effects of resisting abrasion, prolonging the length of a spiral drill rod 1 and facilitating operation as shown in figures 1 to 5. Comprises an auger stem 1;
the end part of the spiral drill rod 1 is provided with a conical gun head 2; the conical gun head 2 is conical;
the outer peripheral surface of the conical gun head 2 is provided with a plurality of double-helix arranged tool bits 3; the end part of the conical gun head 2 is provided with a centering 4;
blades 5 are arranged on the outer side of the spiral drill rod 1;
the other end of the spiral drill rod 1 is connected with a plurality of spiral drill rods 1 which are mutually spliced through splicing parts 6.
By adopting the technical scheme: the combination of the big gun head through the entry driving machine and auger stem 1 of auger drilling machine realizes the probing to the stereoplasm rock, big gun head and blade, centering 4 all adopts carbide to constitute, has wear-resisting effect, and auger stem 1's blade 5 can be when the hole drilling, come on transporting broken rock and earth through rotatory mode, realize the effect of holing, and tool bit 3 adopts two spirals to arrange, be convenient for centering 4 after the rock is broken, tool bit 3 is to the destruction and the transport of rock.
The cutter head 3 is detachably arranged on the conical gun head 2 through a mounting seat 7; the mounting seat 7 and the conical gun head 2 are integrally arranged; a through hole is formed in the mounting seat 7; the cutter head 3 penetrates through the through hole; the tool bit 3 penetrates through the end surface of the through hole and is flush with the surface of the opening of the through hole; the end face of the cutter head 3 penetrating through the through hole is provided with a threaded hole; a limiting piece 8 is arranged in the threaded hole; the limiting part 8 comprises a threaded rod 9; a limiting platform 10 which is abutted against the end face of the through hole so as to limit the position is arranged on the upper side of the threaded rod 9; a regular pentagonal connecting block 11 is arranged on the upper side of the limiting platform 10; a cap 12 is arranged on the upper side of the connecting block 11.
By adopting the technical scheme: tool bit 3 adopts the detachable setting, and mount pad 7 sets up with toper big gun head 2 an organic whole, then is connected with tool bit 3 through locating part 8, realizes interconnect spacing effect, can replace after wearing and tearing, and locating part 8 fixes tool bit 3 on mount pad 7 through the threaded connection to tool bit 3, and the setting of the structure setting of locating part 8 especially block 12 can prevent the wearing and tearing to connecting block 11, has avoided the emergence of the condition of unable dismantlement.
The end part of the cutter head 3 is conical, and a platform is cut at the tip end part of the conical shape; a conical angle 13 is arranged on the platform; the cone angle 13 is arranged integrally with the cutter head 3.
By adopting the technical scheme: the structure setting of 3 tip of tool bit is convenient for to the breakage of rock, can improve work efficiency.
The splicing part 6 comprises a polygonal plug 14 arranged at the end part of the auger stem 1; a through hole is formed in the plug connector 14, and a pin shaft 15 is arranged in the through hole; the end part of the other auger stem 1 connected with the auger stem 1 is also provided with an insertion groove 16 matched with the shape of the insertion joint 14; the spiral drill rod 1 outside the insertion groove 16 is provided with an insertion hole 17 which is opposite to the through hole and is convenient for the pin shaft 15 to pass through.
By adopting the technical scheme: the structural setting of concatenation portion 6 can be for the people quantity that increases or reduce auger stem 1 to when the drilling, reach predetermined degree of depth, concatenation portion 6 is connected through the form of pegging graft each other, then fixes with round pin axle 15.
The plug 14 is a regular quadrangle; the number of the through holes is one, and the through holes penetrate through two opposite side faces of the regular quadrangle; four surfaces opposite to the regular quadrilateral plug-in connector 14 are arranged in the plug-in groove 16, and plug-in holes 17 are arranged on the auger stem 1 where the four surfaces are located.
By adopting the technical scheme: the shape of the plug 14 may be a regular quadrangle or other regular polygon, and by such arrangement, the blades 5 on the outer circumferential surface of the auger stem 1 are aligned with each other conveniently.
A concave groove 18 is formed in the outer peripheral surface of the spiral drill rod 1; the plug hole 17 is arranged in the middle of the concave groove 18.
By adopting the technical scheme: the recessed groove 18 can accommodate the two ends of the pin 15 to prevent interference with the earth and rocks in transportation during drilling.
A fixing part 19 is arranged on the outer peripheral surface of the spiral drill rod 1; an abdicating channel 20 is formed between the fixing part 19 and the auger stem 1; the abdicating channel 20 is convenient for the cross beam to pass through when the auger stem 1 is disassembled and assembled.
By adopting the technical scheme: the arrangement of the fixing part 19 is characterized in that the abdicating channel 20 between the fixing part 19 and the auger stem 1 is spliced through the cross beam, so that the conveying of workers is facilitated, and meanwhile, the disassembly and the assembly are convenient.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like made within the design concept of the present invention should be included in the scope of the present invention.
Claims (7)
1. A tunneling limit drill rod comprises an auger stem (1); the method is characterized in that:
the end part of the spiral drill rod (1) is provided with a conical gun head (2); the conical gun head (2) is conical;
the outer peripheral surface of the conical gun head (2) is provided with a plurality of double-helix arranged tool bits (3); the end part of the conical gun head (2) is provided with a centering (4);
blades (5) are arranged on the outer side of the spiral drill rod (1);
the other end of the spiral drill rod (1) is connected with a plurality of spiral drill rods (1) which are mutually spliced through splicing parts (6).
2. A tunneling limit drill rod according to claim 1, characterized in that: the cutter head (3) is detachably arranged on the conical gun head (2) through a mounting seat (7); the mounting seat (7) and the conical gun head (2) are integrally arranged; a through hole is formed in the mounting seat (7); the cutter head (3) penetrates through the through hole; the tool bit (3) penetrates through the end surface of the through hole and is flush with the surface of the opening of the through hole; the end face of the cutter head (3) penetrating through the through hole is provided with a threaded hole; a limiting piece (8) is arranged in the threaded hole; the limiting piece (8) comprises a threaded rod (9); a limiting platform (10) which is abutted against the end face of the through hole so as to limit the position is arranged on the upper side of the threaded rod (9); a regular pentagonal connecting block (11) is arranged on the upper side of the limiting platform (10); and a cover cap (12) is arranged on the upper side of the connecting block (11).
3. A tunneling limit drill rod according to claim 2, characterized in that: the end part of the cutter head (3) is conical, and a platform is cut at the tip end part of the conical shape; a conical angle (13) is arranged on the platform; the conical angle (13) and the cutter head (3) are integrally arranged.
4. A tunneling limit drill rod according to claim 1, 2 or 3, characterized in that: the splicing part (6) comprises a polygonal plug connector (14) arranged at the end part of the spiral drill rod (1); a through hole is formed in the plug connector (14), and a pin shaft (15) is arranged in the through hole; the end part of the other auger stem (1) connected with the auger stem (1) is also provided with an insertion groove (16) matched with the shape of the insertion joint (14); the spiral drill rod (1) on the outer side of the insertion groove (16) is provided with an insertion hole (17) which is opposite to the through hole and is convenient for the pin shaft (15) to pass through.
5. A tunneling limit drill rod according to claim 4, characterized in that: the plug connector (14) is arranged to be a regular quadrangle; the number of the through holes is one, and the through holes penetrate through two opposite side faces of the regular quadrangle; four surfaces opposite to the regular quadrilateral plug-in connector (14) are arranged in the plug-in groove (16), and plug-in holes (17) are formed in the spiral drill rod (1) where the four surfaces are located.
6. A tunneling limit drill rod according to claim 5, characterized in that: a concave groove (18) is formed in the outer peripheral surface of the spiral drill rod (1); the plug hole (17) is arranged in the middle of the concave groove (18).
7. A tunneling limit drill rod according to claim 1, 2, 3 or 6, characterized in that: a fixing part (19) is arranged on the outer peripheral surface of the spiral drill rod (1); an abdicating channel (20) is formed between the fixing part (19) and the auger stem (1); the abdication channel (20) is convenient for a cross beam to pass through when the auger stem (1) is disassembled and assembled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011407933.4A CN112412355A (en) | 2020-12-03 | 2020-12-03 | Tunneling limit drill rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011407933.4A CN112412355A (en) | 2020-12-03 | 2020-12-03 | Tunneling limit drill rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112412355A true CN112412355A (en) | 2021-02-26 |
Family
ID=74830250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011407933.4A Pending CN112412355A (en) | 2020-12-03 | 2020-12-03 | Tunneling limit drill rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112412355A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130101344A1 (en) * | 2011-10-19 | 2013-04-25 | Eric Matthias | Variable Geometry Auger Coupler |
| CN204225783U (en) * | 2014-11-24 | 2015-03-25 | 平顶山市铁福来机电设备有限公司 | A kind of large aperture, coal seam pore-forming drilling rod |
| CN106194035A (en) * | 2016-08-12 | 2016-12-07 | 河南理工大学 | A kind of detachable cutting tooth spiral PDC drill bit |
| CN107461206A (en) * | 2017-09-26 | 2017-12-12 | 辽宁工程技术大学 | A kind of hobboing cutter and the alternatively distributed intensive cutting part of heading machine of pick |
| CN207863954U (en) * | 2017-11-29 | 2018-09-14 | 朱美燕 | A kind of cutting apparatus for Mars Miner |
| CN208462328U (en) * | 2018-05-16 | 2019-02-05 | 王菡 | A kind of sliceable pit-picker drill bit |
| CN213838548U (en) * | 2020-12-03 | 2021-07-30 | 温州市瑞基科技有限公司 | Tunneling limit drill rod |
-
2020
- 2020-12-03 CN CN202011407933.4A patent/CN112412355A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130101344A1 (en) * | 2011-10-19 | 2013-04-25 | Eric Matthias | Variable Geometry Auger Coupler |
| CN204225783U (en) * | 2014-11-24 | 2015-03-25 | 平顶山市铁福来机电设备有限公司 | A kind of large aperture, coal seam pore-forming drilling rod |
| CN106194035A (en) * | 2016-08-12 | 2016-12-07 | 河南理工大学 | A kind of detachable cutting tooth spiral PDC drill bit |
| CN107461206A (en) * | 2017-09-26 | 2017-12-12 | 辽宁工程技术大学 | A kind of hobboing cutter and the alternatively distributed intensive cutting part of heading machine of pick |
| CN207863954U (en) * | 2017-11-29 | 2018-09-14 | 朱美燕 | A kind of cutting apparatus for Mars Miner |
| CN208462328U (en) * | 2018-05-16 | 2019-02-05 | 王菡 | A kind of sliceable pit-picker drill bit |
| CN213838548U (en) * | 2020-12-03 | 2021-07-30 | 温州市瑞基科技有限公司 | Tunneling limit drill rod |
Non-Patent Citations (1)
| Title |
|---|
| 刘辉: "螺旋采样器的设计", 《衡器》, vol. 47, no. 4, 15 April 2018 (2018-04-15) * |
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