CN109339710B - Spiral drill bit of rotary drilling machine with crushing function - Google Patents
Spiral drill bit of rotary drilling machine with crushing function Download PDFInfo
- Publication number
- CN109339710B CN109339710B CN201811436405.4A CN201811436405A CN109339710B CN 109339710 B CN109339710 B CN 109339710B CN 201811436405 A CN201811436405 A CN 201811436405A CN 109339710 B CN109339710 B CN 109339710B
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- Prior art keywords
- spiral
- drill bit
- spiral drill
- wall
- welded
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- 238000005553 drilling Methods 0.000 title claims description 12
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 32
- 238000003466 welding Methods 0.000 claims description 8
- 239000010432 diamond Substances 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000002994 raw material Substances 0.000 abstract description 9
- 239000000463 material Substances 0.000 abstract description 2
- 229910003460 diamond Inorganic materials 0.000 description 5
- 238000010276 construction Methods 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
-
- 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
- E21B12/00—Accessories for drilling tools
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 spiral drill of a rotary excavator with a crushing function, which comprises a connecting rod and a spiral drill body, wherein one end of the connecting rod is provided with a threaded head, the outer wall of the bottom of the spiral drill body is provided with a threaded hole, the inner wall of the top of the threaded hole is bonded with a rubber pad, the specification of the threaded hole is matched with that of the threaded head, spiral pieces are welded on the outer wall of one side of the spiral drill body through the connecting rod, the tops of the spiral pieces are provided with anti-skidding grooves which are of arc structures, the top of the spiral drill body is provided with three crushing devices distributed at equal intervals, each crushing device comprises a reinforcing block, and the reinforcing blocks are welded at the edge position of the top of the spiral drill body. The three scattered reinforcing blocks can be connected and fixed, the stability of the device is improved, the raw materials crushed by the crushing device can be further crushed, the crushing function of the device is improved, and crushed materials can be prevented from sliding down when being conveyed.
Description
Technical Field
The invention relates to the technical field of spiral drill bits, in particular to a spiral drill bit of a rotary drilling machine with a crushing function.
Background
The rotary drilling rig is a construction machine suitable for hole forming operation in building foundation engineering. The spiral drill bit is widely applied to construction operation of bridges and tunnels and mainly comprises two parts, wherein one part is a steel body, the other part is a tooth head, the tooth head is a hard alloy tooth head welded on the head of the steel body, and the tooth head is widely applied to construction of various foundation foundations such as cast-in-place piles, continuous walls, foundation reinforcement and the like in the actual operation process.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a spiral bit of a rotary excavating machine with a crushing function.
In order to achieve the purpose, the invention adopts the following technical scheme:
a spiral drill bit of a rotary excavator with a crushing function comprises a connecting rod and a spiral drill bit body, wherein one end of the connecting rod is provided with a thread head, the outer wall of the bottom of the spiral drill bit body is provided with a threaded hole, the inner wall of the top of the threaded hole is bonded with a rubber pad, the specification of the threaded hole is matched with that of the thread head, spiral sheets are welded on the connecting rod and the outer wall of the spiral drill bit body, the top of each spiral sheet is provided with an anti-skidding groove which is of an arc structure, the top of the spiral drill bit body is provided with three crushing devices distributed at equal intervals, each crushing device comprises a reinforcing block, each reinforcing block is welded at the edge position of the top of the spiral drill bit body and is of a circular truncated cone-shaped structure, the top of each reinforcing block is welded with a mounting column which is of a cylindrical structure, and the diameter of each mounting column, the center of the outer wall of the top of the spiral drill body is welded with a vertically placed center rod, and the height of the center rod is smaller than that of the reinforcing block.
Furthermore, the top edge position of flight all welds and has strengthened the piece, and opens the hole that leaks that has the equidistance and distributes on the outer wall of one side of strengthening the piece.
Furthermore, the edge position of flight is equipped with the auxiliary device of equidistance distribution, and auxiliary device includes the fixed head.
Furthermore, the fixed head is welded at the edge of the top of the spiral sheet, and reinforcing plates are welded on the outer walls of the two sides of the fixed head.
Furthermore, the top of the mounting column is provided with mounting grooves distributed at equal intervals, and diamonds are embedded in the mounting grooves.
Furthermore, a vertically-arranged connecting plate is welded on the outer wall of one side of the central rod, and the other end of the connecting plate is welded with the reinforcing block.
Furthermore, the outer walls of the two sides of the connecting plate are welded with triangular cones, and the triangular cones are located in the middle of the connecting plate.
The invention has the beneficial effects that:
1. the three reinforcing blocks of dispersion can be connected fixedly through the setting of well core rod and connecting plate, forms the triangle-shaped after connecting moreover, has improved the stability of device more.
2. The raw materials can be well crushed during operation through the arrangement of the triangular pyramid and the diamond, the raw materials after the crushing device is crushed can be further crushed through the arrangement of the fixing head and the reinforcing plate, and the crushing function of the device is improved.
3. The strength of the spiral piece can be increased through the arrangement of the reinforcing piece, the spiral piece is prevented from being easily deformed during use, the crushed materials can be prevented from slipping down when being conveyed through the arrangement of the anti-slip groove, the conveying is not easy, and the effect of conveying the raw materials by the device is improved.
Drawings
Fig. 1 is a front view of a spiral drill bit of a rotary drilling machine with a crushing function according to the present invention;
FIG. 2 is a schematic top view of a auger bit of a rotary drilling machine with a crushing function according to the present invention;
fig. 3 is a schematic partial sectional view of a spiral drill bit of a rotary drilling machine with a crushing function according to the present invention.
In the figure: the drilling tool comprises a connecting rod 1, a spiral sheet 2, a reinforcing sheet 3, a water leakage hole 4, an anti-slip groove 5, a spiral drill bit body 6, an auxiliary device 7, a crushing device 8, a fixing head 9, a reinforcing plate 10, a reinforcing block 11, a mounting column 12, a mounting groove 13, a diamond 14, a center rod 15, a connecting plate 16, a triangular cone 17, a thread head 18, a thread hole 19 and a rubber pad 20.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-3, a spiral drill bit of a rotary drilling machine with a crushing function comprises a connecting rod 1 and a spiral drill bit body 6, wherein a thread head 18 is arranged at one end of the connecting rod 1, a threaded hole 19 is formed in the outer wall of the bottom of the spiral drill bit body 6, a rubber pad 20 is bonded on the inner wall of the top of the threaded hole 19, the specification of the threaded hole 19 is matched with that of the thread head 18, spiral plates 2 are welded on the outer walls of the connecting rod 1 and the spiral drill bit body 6, an anti-slip groove 5 is formed in the top of each spiral plate 2, the anti-slip groove 5 prevents crushed aggregates from slipping down when the crushed aggregates are conveyed in a drilling hole, the anti-slip groove 5 is of an arc-shaped structure, three crushing devices 8 distributed at equal intervals are arranged at the top of the spiral drill bit body 6, each crushing device 8 comprises a reinforcing block 11, the reinforcing blocks 11 are welded at the edge position of the top of, and erection column 12 is cylindrical structure, and the diameter of erection column 12 is the same with the diameter at reinforcing block 11 top, and the welding of the top outer wall central point of auger bit body 6 has vertical central rod 15 of placing, and central rod 15 highly is less than the height of reinforcing block 11, connects three reinforcing block 11 of dispersion fixedly through central rod 15 and connecting plate 16, forms three horn shapes after connecting moreover, has improved the stability of device more.
According to the invention, the reinforcing plates 3 are welded on the top edge positions of the spiral pieces 2, the strength of the spiral pieces 2 is increased through the reinforcing plates 3, the spiral pieces 2 are prevented from being easily deformed in use, water leakage holes 4 distributed equidistantly are formed in the outer wall of one side of each reinforcing plate 3, auxiliary devices 7 distributed equidistantly are arranged on the edge positions of the spiral pieces 2, each auxiliary device 7 comprises a fixing head 9, the fixing heads 9 are welded on the top edge positions of the spiral pieces 2, reinforcing plates 10 are welded on the outer walls of the two sides of each fixing head 9, the crushing function of the device is improved through the fixing heads 9 and the reinforcing plates 10, raw materials crushed by the crushing device 8 are further crushed, and the crushing function of the device is improved.
The top of erection column 12 is opened has mounting groove 13 that the equidistance distributes, and the inside scarf joint of mounting groove 13 has diamond 14, and the welding has vertical connecting plate 16 of placing on the outer wall of one side of well core rod 15, and the other end and the boss 11 welding of connecting plate 16, all welds on the both sides outer wall of connecting plate 16 has the three-pointed cone 17, and the three-pointed cone 17 is located the intermediate position of connecting plate 16, carries out fine breakage to the raw materials through three-pointed cone 17 and diamond 14 during operation.
The working principle is as follows: connect connecting rod 1 and auger bit body 6 through thread head 18 and screw hole 19, connect fixedly through well core rod 15 and connecting plate 16 to three boss 11 of dispersion, and form three horn shapes after connecting, carry out fine breakage to the raw materials at the during operation through triangular cone 17 and diamond 14, rethread fixed head 9 and reinforcing plate 10 further broken the raw materials after 8 broken breakers of breaker go on through reinforcing piece 3 increase the intensity of flight 2 after broken, prevent through antislip groove 5 that the crushed aggregates from slipping down when drilling carries the crushed aggregates, be difficult to carry, the effect that the raw materials was carried to the device has been improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. The spiral drill bit of the rotary excavating machine with the crushing function comprises a connecting rod (1) and a spiral drill bit body (6) and is characterized in that one end of the connecting rod (1) is provided with a threaded head (18), the outer wall of the bottom of the spiral drill bit body (6) is provided with a threaded hole (19), the inner wall of the top of the threaded hole (19) is bonded with a rubber pad (20), the threaded hole (19) is matched with the threaded head (18) in specification, spiral sheets (2) are welded on the outer walls of the connecting rod (1) and the spiral drill bit body (6), the top of each spiral sheet (2) is provided with an anti-skidding groove (5), each anti-skidding groove (5) is of an arc-shaped structure, the top of the spiral drill bit body (6) is provided with three crushing devices (8) distributed at equal intervals, each crushing device (8) comprises a reinforcing block (11), and each reinforcing block (11) is welded at the edge position of the top of the, and boss (11) are round platform shape structure, the top welding of boss (11) has erection column (12), and erection column (12) are cylindrical structure, the diameter of erection column (12) is the same with the diameter at boss (11) top, the welding of top outer wall central point of auger bit body (6) has vertical well core rod (15) of placing, and well core rod (15) highly be less than the height of boss (11), the welding has vertical connecting plate (16) of placing on the outer wall of one side of well core rod (15), and the other end and the boss (11) welding of connecting plate (16), all the welding has three corner cones (17) on the both sides outer wall of connecting plate (16), and three corner cones (17) are located the intermediate position of connecting plate (16).
2. The auger bit of the rotary drilling machine with the crushing function as claimed in claim 1, wherein the top edge of the spiral blade (2) is welded with a reinforcing blade (3), and the outer wall of one side of the reinforcing blade (3) is provided with water leakage holes (4) distributed at equal intervals.
3. A gyratory drill bit with a crushing function according to claim 1, characterized in that the edge positions of the spiral blade (2) are provided with equidistantly distributed auxiliary devices (7), and that the auxiliary devices (7) comprise fixed heads (9).
4. A rotary excavating machine auger bit with a crushing function according to claim 3, characterized in that the fixing head (9) is welded at the top edge position of the flight (2), and the reinforcing plates (10) are welded on the outer walls of both sides of the fixing head (9).
5. The auger bit of claim 1, wherein the mounting posts (12) are provided with mounting grooves (13) at the top and are distributed at equal intervals, and diamonds (14) are embedded in the mounting grooves (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811436405.4A CN109339710B (en) | 2018-11-28 | 2018-11-28 | Spiral drill bit of rotary drilling machine with crushing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811436405.4A CN109339710B (en) | 2018-11-28 | 2018-11-28 | Spiral drill bit of rotary drilling machine with crushing function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109339710A CN109339710A (en) | 2019-02-15 |
| CN109339710B true CN109339710B (en) | 2020-11-06 |
Family
ID=65318597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811436405.4A Active CN109339710B (en) | 2018-11-28 | 2018-11-28 | Spiral drill bit of rotary drilling machine with crushing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109339710B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0378348A1 (en) * | 1989-01-09 | 1990-07-18 | Katsumi Kitanaka | A cast-in-place piling method and apparatus |
| CN2698952Y (en) * | 2004-01-29 | 2005-05-11 | 乔春明 | Regular conical inner cutting type drag bit |
| EP1905945A1 (en) * | 2006-09-22 | 2008-04-02 | BAUER Maschinen GmbH | Auger for drilling an earth borehole |
| CN102011555A (en) * | 2010-09-07 | 2011-04-13 | 李新桥 | Double-cone and double-helix drill bit for rotary drilling rig |
| CN201874468U (en) * | 2010-12-02 | 2011-06-22 | 威海市海泰起重机械有限公司 | Highly weathered rock-drilling drill bit of pile driver |
| CN102733757A (en) * | 2012-06-07 | 2012-10-17 | 江苏中机矿山设备有限公司 | Drill bit of drilling type coal mining machine |
| CN205225082U (en) * | 2015-12-13 | 2016-05-11 | 中铁十九局集团第二工程有限公司 | Rotary drilling machine drill bit |
| CN205422545U (en) * | 2016-03-18 | 2016-08-03 | 山东省城乡建设勘察设计研究院 | Novel combined drill |
| CN205605121U (en) * | 2016-03-22 | 2016-09-28 | 重庆工商职业学院 | Long auger drilling hard rock drill bit |
| CN207194828U (en) * | 2017-09-14 | 2018-04-06 | 湖北省华建石材股份有限公司 | A kind of drill bit |
| CN108240180A (en) * | 2018-01-05 | 2018-07-03 | 绍兴文理学院 | A kind of reverse circulation preventing sticking three wings drag bit assemblies |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6739411B2 (en) * | 2002-06-27 | 2004-05-25 | Good Earth Tools, Inc. | Hollow auger head assembly |
-
2018
- 2018-11-28 CN CN201811436405.4A patent/CN109339710B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0378348A1 (en) * | 1989-01-09 | 1990-07-18 | Katsumi Kitanaka | A cast-in-place piling method and apparatus |
| CN2698952Y (en) * | 2004-01-29 | 2005-05-11 | 乔春明 | Regular conical inner cutting type drag bit |
| EP1905945A1 (en) * | 2006-09-22 | 2008-04-02 | BAUER Maschinen GmbH | Auger for drilling an earth borehole |
| CN102011555A (en) * | 2010-09-07 | 2011-04-13 | 李新桥 | Double-cone and double-helix drill bit for rotary drilling rig |
| CN201874468U (en) * | 2010-12-02 | 2011-06-22 | 威海市海泰起重机械有限公司 | Highly weathered rock-drilling drill bit of pile driver |
| CN102733757A (en) * | 2012-06-07 | 2012-10-17 | 江苏中机矿山设备有限公司 | Drill bit of drilling type coal mining machine |
| CN205225082U (en) * | 2015-12-13 | 2016-05-11 | 中铁十九局集团第二工程有限公司 | Rotary drilling machine drill bit |
| CN205422545U (en) * | 2016-03-18 | 2016-08-03 | 山东省城乡建设勘察设计研究院 | Novel combined drill |
| CN205605121U (en) * | 2016-03-22 | 2016-09-28 | 重庆工商职业学院 | Long auger drilling hard rock drill bit |
| CN207194828U (en) * | 2017-09-14 | 2018-04-06 | 湖北省华建石材股份有限公司 | A kind of drill bit |
| CN108240180A (en) * | 2018-01-05 | 2018-07-03 | 绍兴文理学院 | A kind of reverse circulation preventing sticking three wings drag bit assemblies |
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| Publication number | Publication date |
|---|---|
| CN109339710A (en) | 2019-02-15 |
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Effective date of registration: 20201016 Address after: No.34, Hongda Hongzhong Road, Dalu Hongcun Road, Wangzhai Town, Wuyi County, Jinhua City, Zhejiang Province Applicant after: Jinhua value information technology Co.,Ltd. Address before: 336100 Room 302, Unit 3, Building 2, Qingshijia Road, Kangle Street, Wanzai County, Yichun City, Jiangxi Province Applicant before: Lu Xiaoling |
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Effective date of registration: 20230419 Address after: 213001 Yueshan Road, Xixiashu Town, Xinbei District, Changzhou City, Jiangsu Province Patentee after: Changzhou Delmon CNC precision tools Co.,Ltd. Address before: 321200 No.34, hongdahong Middle Road, Dalu Hongcun Road, Wangzhai Town, Wuyi County, Jinhua City, Zhejiang Province Patentee before: Jinhua value information technology Co.,Ltd. |
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