CN107939297B - High-efficiency diamond drill bit and working principle thereof - Google Patents
High-efficiency diamond drill bit and working principle thereof Download PDFInfo
- Publication number
- CN107939297B CN107939297B CN201711279810.5A CN201711279810A CN107939297B CN 107939297 B CN107939297 B CN 107939297B CN 201711279810 A CN201711279810 A CN 201711279810A CN 107939297 B CN107939297 B CN 107939297B
- Authority
- CN
- China
- Prior art keywords
- drill bit
- main
- auxiliary
- diamond
- mounting base
- 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
- 229910003460 diamond Inorganic materials 0.000 title claims abstract description 60
- 239000010432 diamond Substances 0.000 title claims abstract description 60
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 23
- 238000001816 cooling Methods 0.000 claims abstract description 14
- 238000005553 drilling Methods 0.000 claims abstract description 11
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 5
- 239000010935 stainless steel Substances 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 6
- 239000007921 spray Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 9
- 239000012634 fragment Substances 0.000 abstract description 4
- 238000000926 separation method Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- -1 cutting edges Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000010959 steel Substances 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
- E21B10/00—Drill bits
- E21B10/62—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable
- E21B10/627—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable with plural detachable cutting elements
- E21B10/633—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable with plural detachable cutting elements independently detachable
-
- 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
-
- 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
- E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
- E21B10/602—Drill bits characterised by conduits or nozzles for drilling fluids the bit being a rotary drag type bit with blades
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)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The invention provides a high-efficiency diamond drill bit and a working principle thereof, wherein the high-efficiency diamond drill bit comprises a connecting rod, a mounting base, an auxiliary drill bit structure, a cooling drill bit structure and a main drill structure; the connecting rod is welded in the lower part of mounting base, and supplementary drill bit structure cup joints in the outside upper portion of mounting base, and the well upper portion at mounting base is pegged graft to cooling drill bit structure, and the upper portion at mounting base is embedded to the main drill structure. According to the invention, the left triangular support block of the main drill bit is arranged, so that the fixing effect on the main drill bit during use is improved, the working efficiency during use is improved, the stainless steel separation net is arranged on the inner side of the water outlet, fragments can be prevented from entering the water outlet to cause blockage, and the auxiliary tooth marks are arranged on the outer side of the auxiliary drill bit body, so that the working efficiency during drilling can be improved.
Description
Technical Field
The invention belongs to the technical field of drilling and production, and particularly relates to a high-efficiency diamond drill bit and a working principle thereof.
Background
In the geological layer drilling field, the diamond drill bit uses sharp, wear-resistant and self-sharpening natural diamond or artificial diamond as a cutting edge, is mainly suitable for medium-hard to hard rock, and can also be used for drilling reinforced concrete, ceramics, refractory materials, cement products and the like. Diamond bits generally include a steel body, a matrix, cutting edges, and a water hole. Among the most widely used are geological exploration core bits, which can be classified into surface-mounted bits and impregnated bits. The surface-inlaid drill bit is characterized in that diamond is inlaid on the working surface of the drill bit according to a certain rule, and the drill bit can be worn along with use.
However, the existing diamond drill bit has the problems that the working efficiency is low during drilling, the water outlet is easy to be blocked by fragments, and the fixing effect on the main drill bit is poor.
Therefore, it is necessary to invent a high-efficiency diamond drill and its working principle.
Disclosure of Invention
In order to solve the technical problems, the invention provides a high-efficiency diamond drill bit and a working principle thereof, and aims to solve the problems that the working efficiency is low, a water outlet is easy to be blocked by fragments and the fixing effect on a main drill bit is poor when the existing diamond drill bit is used for drilling.
The invention adopts the following technical scheme.
The high-efficiency diamond drill bit comprises a connecting rod, a mounting base, an auxiliary drill bit structure, a cooling drill bit structure and a main drill structure, wherein the connecting rod is welded at the lower part of the mounting base; the auxiliary drill bit structure is sleeved at the upper part of the outer side of the mounting base; the cooling drill bit structure is spliced at the middle upper part of the mounting base; the main drill structure is embedded in the upper part of the mounting base; the main drill structure comprises a main drill bit, a main diamond drill bit and a fastening screw, wherein the main diamond drill bit is arranged at the right upper part of the main drill bit; the fastening screw penetrates through the main diamond drill bit and is arranged on the main diamond drill bit.
Preferably, the auxiliary drill bit structure comprises an auxiliary seat, a fixing screw and an auxiliary drill bit body, wherein the fixing screw is inserted into the outer side of the auxiliary seat; the auxiliary drill bit body is welded on the upper part of the auxiliary seat.
Preferably, the cooling drill bit structure comprises a mounting frame, a central diamond drill bit, a threaded connecting pipe and a water outlet, wherein the central diamond drill bit is welded at the upper part of the mounting frame; the threaded connecting pipe is welded at the lower part of the mounting frame; the water outlet is arranged at the outer side of the mounting frame.
Preferably, the section of the auxiliary drill bit body is trapezoidal, and auxiliary tooth marks are further formed on the outer side of the auxiliary drill bit body.
Preferably, the cross section of the central diamond drill bit is arranged to be conical.
Preferably, a sealing gasket is further arranged at the upper part of the threaded connecting pipe.
Preferably, the inner side of the water outlet is also provided with a stainless steel separation net.
Preferably, a triangular support block is welded on the left side of the main drill bit.
Preferably, the upper part of the main drill bit is also provided with a cutting blade.
When the diamond drill is used, the main diamond drill bit is mounted on the main drill bit by the fastening screw, so that the main diamond drill bit is convenient to replace when damaged; the threaded connecting pipe is in threaded connection with the middle upper part of the mounting base, the water outlet sprays water outwards, and the high-efficiency diamond drill bit is cooled; the auxiliary drill bit structure assists the central diamond drill bit to drill, and damage of multiple mounting frames is reduced.
The beneficial effects of the invention are as follows:
1. in the invention, the outer side of the auxiliary drill bit body is also provided with the auxiliary tooth trace, so that the working efficiency during drilling can be improved.
2. According to the invention, the left triangular support block of the main drill bit is arranged, so that the fixing effect on the main drill bit during use is improved, and the working efficiency during use is further improved.
3. According to the invention, the arrangement of the sealing gasket on the threaded connecting pipe improves the sealing effect during connection, and further improves the fixing effect during connection.
4. According to the invention, the cutting blade on the main drill bit is arranged, so that a cut object is conveniently cut off during cutting, and the cutting efficiency is further improved.
5. In the invention, the cross section of the central diamond drill bit is conical, so that the large abrasion to the mounting frame during drilling is prevented.
6. In the invention, the stainless steel separation net is arranged on the inner side of the water outlet, which is beneficial to preventing fragments from entering the water outlet and causing blockage.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural view of the auxiliary drill bit structure of the present invention.
Fig. 3 is a schematic structural diagram of a cooling drill bit structure of the present invention.
Fig. 4 is a schematic structural view of the main drill structure of the present invention.
In the figure:
1. a connecting rod; 2. a mounting base; 3. an auxiliary drill bit structure; 31. an auxiliary seat; 32. a fixing screw; 33. an auxiliary bit body; 4. cooling the drill bit structure; 41. a mounting frame; 42. a central diamond bit; 43. a threaded connecting pipe; 431. a sealing gasket; 44. a water outlet; 5. a main drill structure; 51. a main drill bit; 511. triangular support blocks; 512. a cutting blade; 52. a main diamond bit; 53. and (5) fastening a screw.
Description of the embodiments
The invention is further described below with reference to the accompanying drawings:
examples
As shown in fig. 1 to 4
The invention provides a high-efficiency diamond drill bit, which comprises a connecting rod 1, a mounting base 2, an auxiliary drill bit structure 3, a cooling drill bit structure 4 and a main drill structure 5, wherein the connecting rod 1 is welded at the lower part of the mounting base 2; the auxiliary drill bit structure 3 is sleeved at the upper part of the outer side of the mounting base 2; the cooling drill bit structure 4 is spliced at the middle upper part of the mounting base 2; the main drill structure 5 is embedded in the upper part of the mounting base 2; the main drill structure 5 comprises a main drill bit 51, a main diamond drill bit 52 and a fastening screw 53, wherein the main diamond drill bit 52 is arranged at the upper right part of the main drill bit 51; the fastening screw 53 is installed on the main bit 51 through the main diamond bit 52.
In the above embodiment, specifically, the auxiliary drill structure 3 includes an auxiliary seat 31, a fixing screw 32 and an auxiliary drill body 33, where the fixing screw 32 is inserted into the outer side of the auxiliary seat 31; the auxiliary bit body 33 is welded to the upper portion of the auxiliary seat 31.
In the above embodiment, specifically, the cooling drill structure 4 includes a mounting frame 41, a central diamond drill 42, a threaded connection pipe 43 and a water outlet 44, where the central diamond drill 42 is welded on the upper portion of the mounting frame 41; the screw connection pipe 43 is welded at the lower part of the mounting frame 41; the water outlet 44 is arranged on the outer side of the mounting frame 41.
In the above embodiment, specifically, the cross section of the auxiliary bit body 33 is configured as a trapezoid, and the outer side of the auxiliary bit body 33 is further provided with auxiliary teeth marks.
In the above embodiment, specifically, the cross section of the center diamond bit 42 is tapered.
In the above embodiment, specifically, the upper portion of the threaded connection pipe 43 is further provided with a sealing gasket 431.
In the above embodiment, specifically, a stainless steel screen is further disposed on the inner side of the water outlet 44.
In the above embodiment, specifically, the left side of the main drill bit 51 is welded with the triangular support block 511.
In the above embodiment, specifically, the upper portion of the main drill 51 is further provided with a cutting blade 512.
Principle of operation
In the working process, when the invention is used, the main diamond drill bit 52 is installed on the main drill bit 51 by using the fastening screw 53, so that when the main diamond drill bit 52 is damaged, the main diamond drill bit 52 is convenient to replace, the main diamond drill bit is connected to the middle upper part of the installation base 2 by using the threaded connection pipe 43 in a threaded manner, and water is sprayed outwards by using the water outlet 44, so that the cooling effect of the main diamond drill bit can be achieved when the main diamond drill bit is used, and meanwhile, the central diamond drill bit 42 is used for drilling, so that the damage caused by a plurality of installation frames 41 when the main diamond drill bit is used is reduced.
By using the technical scheme of the invention or under the inspired by the technical scheme of the invention, a similar technical scheme is designed by a person skilled in the art, so that the technical effects are achieved, and the technical effects fall into the protection scope of the invention.
Claims (5)
1. The high-efficiency diamond drill bit is characterized by comprising a connecting rod (1), a mounting base (2), an auxiliary drill bit structure (3), a cooling drill bit structure (4) and a main drill structure (5), wherein the connecting rod (1) is welded at the lower part of the mounting base (2); the auxiliary drill bit structure (3) is sleeved at the upper part of the outer side of the mounting base (2); the cooling drill bit structure (4) is spliced at the middle upper part of the mounting base (2); the main drill structure (5) is embedded in the upper part of the mounting base (2); the main drilling structure (5) comprises a main drill bit (51), a main diamond drill bit (52) and a fastening screw (53), wherein the main diamond drill bit (52) is arranged at the right upper part of the main drill bit (51); the fastening screw (53) penetrates through the main diamond drill bit (52) and is arranged on the main drill bit (51), the auxiliary drill bit structure (3) comprises an auxiliary seat (31), a fixing screw (32) and an auxiliary drill bit body (33), and the fixing screw (32) is inserted into the outer side of the auxiliary seat (31); the auxiliary drill bit body (33) is welded at the upper part of the auxiliary seat (31), the cooling drill bit structure (4) comprises a mounting frame (41), a central diamond drill bit (42), a threaded connecting pipe (43) and a water outlet (44), and the central diamond drill bit (42) is welded at the upper part of the mounting frame (41); the threaded connecting pipe (43) is welded at the lower part of the mounting frame (41); the water outlet (44) is formed in the outer side of the mounting frame (41), the section of the auxiliary bit body (33) is trapezoidal, auxiliary tooth marks are further formed in the outer side of the auxiliary bit body (33), the sealing gasket (431) is further arranged on the upper portion of the threaded connecting pipe (43), and the triangular supporting block (511) is welded on the left side of the main bit (51).
2. A high efficiency diamond drill as claimed in claim 1, wherein said central diamond drill (42) is tapered in cross section.
3. The high efficiency diamond drill bit as set forth in claim 1, wherein said water outlet (44) is further provided with a stainless steel screen inside.
4. The high-efficiency diamond drill bit according to claim 1, wherein the upper part of the main drill bit (51) is further provided with a cutting blade (512).
5. The working principle of the high-efficiency diamond drill bit according to claim 1, characterized in that, in use, the fastening screw (53) mounts the main diamond drill bit (52) on the main drill bit (51) to facilitate replacement when the main diamond drill bit (52) is damaged; the threaded connecting pipe (43) is in threaded connection with the middle upper part of the mounting base (2), and the water outlet (44) sprays water outwards to cool the high-efficiency diamond drill bit; the auxiliary bit structure (3) assists the center diamond bit (42) in drilling, reducing damage to the multiple mounting frame (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711279810.5A CN107939297B (en) | 2017-12-06 | 2017-12-06 | High-efficiency diamond drill bit and working principle thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711279810.5A CN107939297B (en) | 2017-12-06 | 2017-12-06 | High-efficiency diamond drill bit and working principle thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107939297A CN107939297A (en) | 2018-04-20 |
| CN107939297B true CN107939297B (en) | 2023-11-24 |
Family
ID=61945011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711279810.5A Active CN107939297B (en) | 2017-12-06 | 2017-12-06 | High-efficiency diamond drill bit and working principle thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107939297B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203420636U (en) * | 2013-09-13 | 2014-02-05 | 廊坊市鼎鑫联拓工贸有限公司 | Novel PDC (polycrystalline diamond compact) drill bit |
| CN203808848U (en) * | 2014-03-24 | 2014-09-03 | 杭州海勒科技有限公司 | (Polycrystalline Diamond Compact) PDC drill bit used for oilfield exploration |
| CN204252834U (en) * | 2014-02-28 | 2015-04-08 | 江汉石油钻头股份有限公司 | A kind of detachable diamond compact |
| CN204663401U (en) * | 2015-06-09 | 2015-09-23 | 成都迪普金刚石钻头有限责任公司 | A kind of PDC drill bit improving heart portion efficiency of breaking rock |
| CN205370454U (en) * | 2015-12-31 | 2016-07-06 | 王海峰 | Drill bit can be replaced to quick detach |
| CN105840106A (en) * | 2016-04-14 | 2016-08-10 | 西南石油大学 | Fixing method for realizing detachability of PDC (polycrystalline diamond compact) teeth for PDC bit |
| CN205532319U (en) * | 2016-05-06 | 2016-08-31 | 河北金曼金刚石钻头科技发展有限公司 | High strength buddha's warrior attendant drill bit |
| CN206280004U (en) * | 2016-11-22 | 2017-06-27 | 中国石油化工股份有限公司 | A kind of mixing PDC drill bit with multiple cutting function |
| CN207920536U (en) * | 2017-12-06 | 2018-09-28 | 郑州神利达钻采设备有限公司 | A kind of efficient diamond drill |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6321862B1 (en) * | 1997-09-08 | 2001-11-27 | Baker Hughes Incorporated | Rotary drill bits for directional drilling employing tandem gage pad arrangement with cutting elements and up-drill capability |
-
2017
- 2017-12-06 CN CN201711279810.5A patent/CN107939297B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203420636U (en) * | 2013-09-13 | 2014-02-05 | 廊坊市鼎鑫联拓工贸有限公司 | Novel PDC (polycrystalline diamond compact) drill bit |
| CN204252834U (en) * | 2014-02-28 | 2015-04-08 | 江汉石油钻头股份有限公司 | A kind of detachable diamond compact |
| CN203808848U (en) * | 2014-03-24 | 2014-09-03 | 杭州海勒科技有限公司 | (Polycrystalline Diamond Compact) PDC drill bit used for oilfield exploration |
| CN204663401U (en) * | 2015-06-09 | 2015-09-23 | 成都迪普金刚石钻头有限责任公司 | A kind of PDC drill bit improving heart portion efficiency of breaking rock |
| CN205370454U (en) * | 2015-12-31 | 2016-07-06 | 王海峰 | Drill bit can be replaced to quick detach |
| CN105840106A (en) * | 2016-04-14 | 2016-08-10 | 西南石油大学 | Fixing method for realizing detachability of PDC (polycrystalline diamond compact) teeth for PDC bit |
| CN205532319U (en) * | 2016-05-06 | 2016-08-31 | 河北金曼金刚石钻头科技发展有限公司 | High strength buddha's warrior attendant drill bit |
| CN206280004U (en) * | 2016-11-22 | 2017-06-27 | 中国石油化工股份有限公司 | A kind of mixing PDC drill bit with multiple cutting function |
| CN207920536U (en) * | 2017-12-06 | 2018-09-28 | 郑州神利达钻采设备有限公司 | A kind of efficient diamond drill |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107939297A (en) | 2018-04-20 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20231031 Address after: 430205 complex building of Wuhan yisida Tools Co., Ltd., No. 3, Huanglong Shandong Road, Wuhan East Lake Development Zone, Wuhan, Hubei Province Applicant after: WUHAN EASTAR TOOL Co.,Ltd. Address before: 450100 qianxinzhuang shenlida company, Wangcun Town, Xingyang City, Zhengzhou City, Henan Province Applicant before: ZHENGZHOU SHENLIDA DRILLING EQUIPMENT Co.,Ltd. |
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