CN108661049B - High-efficiency stirring drill bit - Google Patents
High-efficiency stirring drill bit Download PDFInfo
- Publication number
- CN108661049B CN108661049B CN201710191387.7A CN201710191387A CN108661049B CN 108661049 B CN108661049 B CN 108661049B CN 201710191387 A CN201710191387 A CN 201710191387A CN 108661049 B CN108661049 B CN 108661049B
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- China
- Prior art keywords
- drill bit
- stirring
- driven
- main shaft
- stirring drill
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- 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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- 238000003756 stirring Methods 0.000 title claims abstract description 127
- 239000000463 material Substances 0.000 claims description 66
- 238000005507 spraying Methods 0.000 claims description 21
- 230000007246 mechanism Effects 0.000 claims description 16
- 230000036346 tooth eruption Effects 0.000 claims description 11
- 238000004891 communication Methods 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 3
- 239000002689 soil Substances 0.000 abstract description 26
- 239000004568 cement Substances 0.000 abstract description 13
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005553 drilling Methods 0.000 description 13
- 239000002002 slurry Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
- E02D5/46—Concrete or concrete-like piles cast in position ; Apparatus for making same making in situ by forcing bonding agents into gravel fillings or the soil
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/02—Handling of bulk concrete specially for foundation or hydraulic engineering purposes
- E02D15/04—Placing concrete in mould-pipes, pile tubes, bore-holes or narrow shafts
-
- 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
- E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/003—Injection of material
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Geochemistry & Mineralogy (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- Earth Drilling (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
The invention belongs to the technical field of buildings, and relates to a high-efficiency stirring drill bit. The stirring drill bit comprises a main shaft, wherein a stirring drill bit is rotationally connected to the main shaft, the main shaft can be fixedly connected with a drill rod, and the rotation plane of the stirring drill bit is perpendicular to the horizontal plane when the stirring drill bit rotates along the circumferential direction of the main shaft. The invention has very uniform stirring and is beneficial to manufacturing the cement soil stirring pile with high strength and uniform mixing.
Description
Technical Field
The invention belongs to the technical field of buildings, and relates to a high-efficiency stirring drill bit.
Background
In the field of construction, when a cement-soil mixing pile is manufactured, a drill rod assembly is usually used for drilling holes on the ground, meanwhile, slurry such as concrete, curing agent and the like is sprayed, and the cement-soil mixing pile is formed after the slurry is mixed with soil and cured. The method is characterized in that most soft soil foundation treatment adopts wet spraying piles for reinforcement treatment, the wet spraying piles are formed by using cement or cement series materials as curing agents, and in-situ soil and the curing agents are forcedly stirred in situ at the deep part of the foundation through a special deep stirring machine, so that a cement soil cylinder is formed. Because a series of physical and chemical reactions are generated between the curing agent and the soil, the cylindrical pile body has certain strength, the soil around the pile body is partially improved, and a composite foundation with integrity, water stability and certain strength is formed, so that the bearing capacity of the foundation is improved, the uneven settlement of the foundation is reduced, and the purpose of reinforcing the foundation is achieved.
The strength of the cement mixing pile is mainly determined by the combination degree of the slurry and surrounding soil, for example, the slurry and the soil are unevenly mixed, and the strength of the cement mixing pile can be greatly influenced, namely, the strength can be reduced. How to achieve the effect of uniform mixing of slurry and soil during drilling is thus the key to current research.
The applicant is the movable drilling rod [201510417309.5] of the pile driver of the patent cement mixing pile, comprising a driving box body with an inner cavity, wherein at least one through hole axially penetrating the whole driving box body is arranged on the driving box body, a guide sleeve capable of circumferentially rotating and in a cylindrical shape is arranged in the through hole, a drilling rod penetrating the whole driving box body is arranged in the guide sleeve in a penetrating manner, an axial guide structure is arranged between the drilling rod and the guide sleeve, the guide sleeve is connected with a circumferential rotating mechanism capable of driving the guide sleeve to circumferentially rotate, and the drilling rod is connected with an axial driving mechanism capable of driving the drilling rod to axially reciprocate. The drill rod body of the scheme can axially stretch out and draw back and can axially slide when rotating circumferentially, the phenomenon that drilling cannot be performed easily is avoided, the circumference of the cross section of the cement-soil mixing pile after construction is increased, and the pulling resistance of the cement-soil mixing pile is improved. However, the scheme does not make creative improvement on the structure of the drill bit, and the stirring uniformity of the drill bit on soil needs to be further improved.
Disclosure of Invention
The invention aims to solve the problems and provide a high-efficiency stirring drill bit.
In order to achieve the above purpose, the present invention adopts the following technical scheme: the utility model provides a high-efficient stirring drill bit, includes the main shaft, the main shaft on rotate and be connected with a stirring drill bit, the main shaft can form fixed connection with the drilling rod, the rotation plane of stirring drill bit is perpendicular with the horizontal plane when stirring drill bit rotates along the circumference of main shaft.
In the high-efficiency stirring drill bit, a plurality of stirring cutting teeth protruding out of the surface of the stirring drill bit are arranged on the stirring drill bit.
In the efficient stirring drill bit, the main shaft is fixedly connected with the driver, the output shaft of the driver is connected with the stirring drill bit so as to drive the stirring drill bit to rotate along the circumferential direction of the main shaft, and the stirring drill bit is connected with the material conveying mechanism.
In the high-efficiency stirring drill bit, the material conveying mechanism comprises a material conveying channel which is arranged in the main shaft and is arranged along the axial direction of the main shaft, and a material spraying channel which is arranged in the stirring drill bit and is arranged along the radial direction of the stirring drill bit, wherein the material spraying channel is communicated with the material conveying channel, and a material conveying interface which is used for connecting a material conveying pipe is further arranged on the main shaft.
In the high-efficiency stirring drill bit, an annular receiving groove is arranged in the stirring drill bit, the receiving groove is communicated with the spraying channel, and the receiving groove surrounds the outer wall of the main shaft and is communicated with the conveying channel in the main shaft.
In the efficient stirring drill bit, the driving gear is fixed on the output shaft of the driver, and the inner wall of the stirring drill bit is provided with the inner gear meshed with the driving gear.
In the high-efficiency stirring drill bit, two stirring drill bits are arranged on two sides of the driver, the driven drill bit assembly fixedly connected with the main shaft is arranged between the two stirring drill bits, and when the stirring drill bit rotates, the stirring drill bit can drive the driven drill bit assembly to rotate.
In the efficient stirring drill bit, the driven drill bit assembly comprises a driven drill bit, the driven drill bit is rotationally connected to the driven drill bit frame, the driven drill bit frame is fixedly connected with the main shaft, a driven shaft is fixed in the driven drill bit, and the end portion of the driven shaft is connected with a driven gear which is meshed with the inner gear.
In the high-efficiency stirring drill bit, the driven drill bit is provided with a plurality of driven cutting teeth protruding out of the surface of the driven drill bit.
In the high-efficiency stirring drill bit, the main shaft is provided with the slurry spraying holes which are communicated with the material conveying channel.
Compared with the prior art, the invention has the advantages that:
1. the stirring drill bit provided by the invention rotates in the vertical direction, and forms a longitudinal cutting effect after being matched with the stirring cutting teeth, namely, the rotation direction of the stirring drill bit is parallel to the axial direction of the pile body to be manufactured, so that the pile manufacturing speed is obviously improved, in the process of cutting soil by the stirring cutting teeth, the soil is stirred along the circumferential direction of the stirring drill bit, namely, the stirring is completed from bottom to top, and the stirring is very uniform from top to bottom, thereby being beneficial to manufacturing the cement soil stirring pile with high strength and uniform mixing.
2. The conveying mechanism is reasonable in design, the connection of the plastic pipe and the stirring drill bit can be realized without adding mechanical parts, the stirring drill bit can continuously spray materials, and materials and soil are fully mixed in the stirring process.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic view of the other direction of FIG. 1;
FIG. 4 is a schematic diagram of the operation of the feed mechanism;
fig. 5 is a schematic diagram of another state of fig. 4.
In the figure: spindle 1, stirring bit 2, stirring cutting tooth 3, driver 4, driver seat 4a, feeding mechanism 5, feeding channel 6, spraying channel 7, feeding pipe 8, feeding interface 9, receiving groove 10, driving gear 11, internal gear 12, driven bit assembly 13, driven bit 14, driven bit frame 15, driven shaft 16, driven gear 17, driven cutting tooth 18, spraying hole 19, drilling rod 100.
Detailed Description
The invention will be described in further detail with reference to the drawings and the detailed description.
In the prior art, the drill bit is installed on the drilling rod, and when the drill bit rotates, the plane of rotation is parallel with the horizontal plane, and the drill bit moves along vertical direction again, this just leads to the earth of drill bit stirring to be unable misce bene in vertical direction.
The invention provides a high-efficiency stirring drill bit, which is shown in figures 1 and 3, and comprises a main shaft 1, wherein the main shaft 1 is rotatably connected with a stirring drill bit 2, and a plurality of stirring cutting teeth 3 protruding out of the surface of the stirring drill bit 2 are arranged on the stirring drill bit 2. The main shaft 1 can form fixed connection with the drilling rod 100, and the rotation plane of stirring drill bit 2 is perpendicular with the horizontal plane when stirring drill bit 2 rotates along the circumference of main shaft 1, and the rotation plane of stirring drill bit 2 is vertical promptly, cooperatees with the direction of motion of drilling rod 100, and stirring drill bit 2 can stir earth from the bottom up and stir repeatedly to make the earth of lower floor and the earth stirring of upper strata even. Especially when the cement mixing pile is manufactured, the cement slurry or the concrete material is sprayed simultaneously in the rotation process of the mixing drill bit 2, so that the cement mixing pile can be fully mixed with soil, and the cement mixing pile with high quality is obtained.
In this embodiment, the spindle 1 is fixedly connected with the driver 4, the driver 4 may be a driving mechanism with an output shaft such as a motor or a hydraulic motor, as is well known, the output shaft of the motor or the hydraulic motor may rotate circumferentially, the driver 4 is fixed on the driver seat 4a, the spindle 1 may also be fixed on the driver seat 4a, when the driver 4 works, the spindle 1 may not rotate, the driver seat 4a is fixedly connected with the drill rod 100 through a flange, or detachably connected through a fastener, so that the drill rod is connected with the driver, the output shaft of the driver 4 is connected with the stirring bit 2 so as to drive the stirring bit 2 to rotate circumferentially along the spindle 1, and the stirring bit 2 further includes a material conveying mechanism 5 communicated with the stirring bit 2, that is, the material input by the material conveying mechanism 5 may enter the inside the stirring bit 2.
The material conveying mechanism 5 can convey cement slurry or concrete materials, and can also convey compressed air, and the compressed air can form a cutting effect on soil. As shown in fig. 2, the material conveying mechanism 5 comprises a material conveying channel 6 which is positioned in the main shaft 1 and is arranged along the axial direction of the main shaft 1, and a material spraying channel 7 which is positioned in the stirring drill bit 2 and is arranged along the radial direction of the stirring drill bit 2, wherein the material spraying channel 7 is communicated with the material conveying channel 6, the main shaft 1 is also provided with a material conveying interface 9 which is used for connecting a material conveying pipe 8, and the material conveying pipe 8 is inserted into the material conveying interface 9, or the material conveying pipe 8 is in sealing connection with the material conveying interface 9.
The material entering from the conveying pipe 8 enters the conveying channel 6 along the conveying interface 9, and the material in the conveying channel 6 enters the spraying channel 7 again, when the stirring drill bit 2 rotates, the spraying channel 7 can continuously spray the material, namely, the spraying process is synchronously carried out along with the stirring drill bit, so that the material and the soil can be continuously mixed.
Since the spindle 1 is stationary and the stirring bit 2 rotates, a dynamic and static connecting piece is needed to realize continuous communication between the material spraying channel 7 and the material conveying channel 6, in this embodiment, an annular material receiving channel 10 is arranged in the stirring bit 2, the material of the material conveying channel 6 enters the material receiving channel 10 first, the material receiving channel 10 communicates with the material spraying channel 7, the material receiving channel 10 surrounds the outer wall of the spindle 1 and communicates with the material conveying channel 6 in the spindle 1, after the material receiving channel 10 is full of the material, the material in the material receiving channel 10 enters the spraying channel 7, and as shown in fig. 4 and 5, the material receiving channel 10 is annular, no matter how the material spraying channel 7 rotates to different positions along with the stirring bit 2, the relative position of the material conveying channel 6 and the material receiving channel 10 is not changed, and also can be always in a communication state, two ends of the material receiving channel 10 and the material conveying channel 6 can be respectively communicated with the material receiving channel 10, and the material conveying channel 6 can be radially arranged along the spindle 1, and can also be in a certain angle with the material conveying channel 6.
In this embodiment, the stirring drill bit 2 is internally provided with the receiving groove 10, so that the technical problem of dynamic and static connection is solved, and the receiving groove 10 has a simple structure and reliable performance, and can not generate mechanical faults after long-term use.
It should be understood by those skilled in the art that, to realize that the driver 4 drives the stirring bit 2 to rotate circumferentially, only the output shaft of the driver 4 needs to be connected with the stirring bit 2, and the output shaft may be directly connected with the stirring bit, or the output shaft may be connected with the stirring bit 2 through a speed reducer.
In the present embodiment, the output shaft of the driver 4 is fixed with a driving gear 11, and an internal gear 12 engaged with the driving gear 11 is provided on the inner wall of the stirring bit 2. The internal gear 12 may be fixed to the inner wall of the stirring bit 2, or the internal gear 12 may be formed by cutting a gear on the inner wall of the stirring bit 2. The driving gear 11 and the internal gear 12 form a reduction mechanism, so that the compliance of the driver 4 can be reduced.
As shown in fig. 2, there are two stirring bits 2 and located at two sides of the driver 4, the driver 4 may have two double-headed motors or double-headed hydraulic motors with two output shafts, each output shaft is connected with one stirring bit 2, a driven bit assembly 13 fixedly connected with the spindle 1 is disposed between the two stirring bits 2, and when the stirring bits rotate, the stirring bits 2 can drive the driven bit assembly 13 to rotate.
The driven bit assembly 13 is used for preventing the gap between the two stirring bits 2 from being bonded by soil, so that the stirring effect of the stirring bits is poor, and the driven bit assembly 13 can prevent the two stirring bits 2 from being bonded by soil on one hand and can stir the soil on the other hand.
The driven drill bit assembly 13 comprises a driven drill bit 14, the driven drill bit 14 is rotationally connected to a driven drill bit frame 15, the driven drill bit frame 15 is fixedly connected with the main shaft 1, a driven shaft 16 is fixedly arranged in the driven drill bit 14, the driven shaft 16 penetrates through the driven drill bit frame 15 and is rotationally connected with the driven drill bit frame 15, a driven gear 17 is connected to the end portion of the driven shaft 16, and the driven gear 17 is meshed with the inner gear 12. The driven drill bit 14 is provided with a plurality of driven cutting teeth 18 protruding from the surface of the driven drill bit 14, and the driven cutting teeth 18 are circumferentially arranged along the driven drill bit 14.
The main shaft 1 is provided with a guniting hole 19, and the guniting hole 19 is communicated with the material conveying channel 6. The spraying holes 19 can be one or more, and can be oriented in any direction, so that the spraying material can be sprayed in all directions and fully mixed with the soil.
The working process of the invention is as follows: after the drill rod 100 is fixedly connected with the driver seat 4a, the connection between the drill rod 100 and the stirring drill bit 2 can be realized, in the process of driving the stirring drill bit 2 to rotate by the driver 4, the main shaft 1 is stationary, the main shaft 1 and the stirring drill bit 2 can be connected through a bearing, the stirring drill bit 2 rotates around the circumference of the main shaft 1, the driver 4 drives the driving gear 11 to rotate, the driving gear 11 is meshed with the internal gear 12 and then drives the stirring drill bit 2 to rotate, the internal gear 12 drives the driven gear 17 to rotate, and the driven gear 17 drives the driven shaft 16 to rotate so as to drive the driven drill bit 14 to rotate.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although the terms of the main shaft 1, the stirring bit 2, the stirring cutting teeth 3, the driver 4, the driver seat 4a, the feed mechanism 5, the feed channel 6, the discharge channel 7, the feed pipe 8, the feed port 9, the receiving slot 10, the driving gear 11, the internal gear 12, the driven bit assembly 13, the driven bit 14, the driven bit frame 15, the driven shaft 16, the driven gear 17, the driven cutting teeth 18, the blast hole 19, the drill pipe 100 are used more herein, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the invention; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present invention.
Claims (6)
1. The high-efficiency stirring drill bit comprises a main shaft (1), wherein the main shaft (1) is rotationally connected with a stirring drill bit (2), and the high-efficiency stirring drill bit is characterized in that the main shaft (1) can form fixed connection with a drill rod, and when the stirring drill bit (2) rotates along the circumferential direction of the main shaft (1), the rotation plane of the stirring drill bit (2) is vertical to a horizontal plane;
the main shaft (1) is connected with the driver (4), and an output shaft of the driver (4) is connected with the stirring drill bit (2) so as to drive the stirring drill bit (2) to rotate along the circumferential direction of the main shaft (1);
an output shaft of the driver (4) is connected with a driving gear (11), and an inner gear (12) meshed with the driving gear (11) is arranged on the inner wall of the stirring drill bit (2);
the stirring drill bits (2) are two and are positioned at two sides of the driver (4), a driven drill bit assembly (13) fixedly connected with the main shaft (1) is arranged between the two stirring drill bits (2), and when the stirring drill bits rotate, the stirring drill bits (2) can drive the driven drill bit assembly (13) to rotate;
the driven drill bit assembly (13) comprises a driven drill bit (14), the driven drill bit (14) is rotationally connected to a driven drill bit frame (15), the driven drill bit frame (15) is fixedly connected with the main shaft (1), a driven shaft (16) is fixedly arranged in the driven drill bit (14), a driven gear (17) is connected to the end portion of the driven shaft (16), and the driven gear (17) is meshed with the inner gear (12).
2. The efficient stirring drill bit according to claim 1, wherein the stirring drill bit (2) is provided with a plurality of stirring cutting teeth (3) protruding from the surface of the stirring drill bit (2).
3. The efficient stirring drill bit according to claim 1, wherein the stirring drill bit (2) is connected with a material conveying mechanism (5), the material conveying mechanism (5) comprises a material conveying channel (6) which is arranged in the main shaft (1) and is arranged along the axial direction of the main shaft (1), and a material spraying channel (7) which is arranged in the stirring drill bit (2) and is arranged along the radial direction of the stirring drill bit (2), the material spraying channel (7) is communicated with the material conveying channel (6), and a material conveying interface (9) which is used for connecting a material conveying pipe (8) is further arranged on the main shaft (1).
4. A high efficiency stirring drill bit as set forth in claim 3 wherein a ring-shaped receiving trough (10) is provided in the stirring drill bit (2), the receiving trough (10) is in communication with the spray channel (7), and the receiving trough (10) surrounds the outer wall of the spindle (1) and is in communication with the feed channel (6) in the spindle (1).
5. The high-efficiency stirring drill bit as set forth in claim 1, wherein the driven drill bit (14) is provided with a plurality of driven cutting teeth (18) protruding from the surface of the driven drill bit (14).
6. A high efficiency stirring drill bit as set forth in claim 3 wherein said spindle (1) is provided with a blast hole (19) and said blast hole (19) communicates with said feed passage (6).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710191387.7A CN108661049B (en) | 2017-03-28 | 2017-03-28 | High-efficiency stirring drill bit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710191387.7A CN108661049B (en) | 2017-03-28 | 2017-03-28 | High-efficiency stirring drill bit |
Publications (2)
Publication Number | Publication Date |
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CN108661049A CN108661049A (en) | 2018-10-16 |
CN108661049B true CN108661049B (en) | 2024-02-13 |
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CN201710191387.7A Active CN108661049B (en) | 2017-03-28 | 2017-03-28 | High-efficiency stirring drill bit |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110331941B (en) * | 2019-07-04 | 2020-11-17 | 立府精密机械有限公司 | Strong-shearing polycrystalline diamond drill bit |
CN110344771B (en) * | 2019-08-19 | 2024-08-16 | 山东兖能泰德重工有限公司 | Anchor rope anchor rod drill bit |
CN115306306B (en) * | 2022-10-09 | 2022-12-09 | 君临德益(山东)石油科技有限公司 | Drill bit for petroleum drilling and using method |
Citations (8)
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---|---|---|---|---|
US4256191A (en) * | 1979-03-28 | 1981-03-17 | Reed Tool Company | Intermittent high-drag oil well drilling methods and apparatus |
JP2008308900A (en) * | 2007-06-15 | 2008-12-25 | Kyuki Kogyo Kk | Device and method for forming underground pile |
JP3178869U (en) * | 2012-07-24 | 2012-10-04 | 株式会社丸徳基業 | Multi-axis auger |
KR101502321B1 (en) * | 2014-03-19 | 2015-03-16 | 대원전기 주식회사 | Excavating head for rotation cut of Excavating screw |
CN105649047A (en) * | 2015-12-31 | 2016-06-08 | 宗超 | Plugging pile drilling and stirring machine |
CN106049453A (en) * | 2016-08-03 | 2016-10-26 | 刘玉燕 | Double locking and buckling type drilling and stirring machine |
KR20170024397A (en) * | 2015-08-25 | 2017-03-07 | 삼성중공업 주식회사 | Drill bit structure |
CN206800378U (en) * | 2017-03-28 | 2017-12-26 | 周兆弟 | High-efficiency stirring drill bit |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2899608B1 (en) * | 2006-04-06 | 2010-04-16 | Cie Du Sol | DRILLING TOOLS |
-
2017
- 2017-03-28 CN CN201710191387.7A patent/CN108661049B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4256191A (en) * | 1979-03-28 | 1981-03-17 | Reed Tool Company | Intermittent high-drag oil well drilling methods and apparatus |
JP2008308900A (en) * | 2007-06-15 | 2008-12-25 | Kyuki Kogyo Kk | Device and method for forming underground pile |
JP3178869U (en) * | 2012-07-24 | 2012-10-04 | 株式会社丸徳基業 | Multi-axis auger |
KR101502321B1 (en) * | 2014-03-19 | 2015-03-16 | 대원전기 주식회사 | Excavating head for rotation cut of Excavating screw |
KR20170024397A (en) * | 2015-08-25 | 2017-03-07 | 삼성중공업 주식회사 | Drill bit structure |
CN105649047A (en) * | 2015-12-31 | 2016-06-08 | 宗超 | Plugging pile drilling and stirring machine |
CN106049453A (en) * | 2016-08-03 | 2016-10-26 | 刘玉燕 | Double locking and buckling type drilling and stirring machine |
CN206800378U (en) * | 2017-03-28 | 2017-12-26 | 周兆弟 | High-efficiency stirring drill bit |
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CN108661049A (en) | 2018-10-16 |
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