CN106246108A - A kind of hard rock coring bit - Google Patents
A kind of hard rock coring bit Download PDFInfo
- Publication number
- CN106246108A CN106246108A CN201610063876.XA CN201610063876A CN106246108A CN 106246108 A CN106246108 A CN 106246108A CN 201610063876 A CN201610063876 A CN 201610063876A CN 106246108 A CN106246108 A CN 106246108A
- Authority
- CN
- China
- Prior art keywords
- coring
- hard rock
- cylinder
- bit
- drill bit
- 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.)
- Granted
Links
- 239000011435 rock Substances 0.000 title claims abstract description 44
- 238000005192 partition Methods 0.000 claims description 17
- 230000007547 defect Effects 0.000 abstract description 7
- 238000010276 construction Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 6
- 241001074085 Scophthalmus aquosus Species 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000004575 stone Substances 0.000 description 12
- 238000005553 drilling Methods 0.000 description 6
- 230000018109 developmental process Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000002893 slag Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- E21B10/02—Core 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
- E21B25/00—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors
-
- 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
- E21B25/00—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors
- E21B25/10—Formed core retaining or severing means
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
A kind of hard rock coring bit, including cylinder (1), coring device (2), the lower end of this cylinder (1) is installed on the first drill bit (3)；This coring device (2) passes cylinder (1) and is fixed in the upper end of cylinder (1), and its lower end stretches out in cylinder (1) and less than aforementioned first drill bit (3).By technique scheme, the hard rock coring bit that the present invention proposes overcomes conventional impact brill inefficiency, tradition churning driven is not suitable for hard rock, tradition down-hole hammer is limited by air consumption and can not use the defect of major diameter, not only low cost of manufacture, construction costs is low, and hard rock can be crept at a high speed, work efficiency is high and power consumption is little.
Description
Technical field
The present invention relates to the underground engineering construction fields such as a kind of building, water conservancy, traffic, bridge, subway
Pile foundation pore-forming, the boring means of succeeding vat preexisting hole, particularly relate to a kind of at hard rock geological conditions
The hard rock coring bit of lower fast drilling coring.
Background technology
Along with urban construction, Urbanization Construction, the expansion of infrastructure, engineering construction is to pile foundation
Require more and more.Pile foundation is to the deeper degree of depth, the development of bigger diameter, its geological conditions
Increasingly complex, the formation hardness, the variation of lithological that run into are bigger.Traditional creeps into coring device and method
There is many defects, the most do not adapt to the development need of pile foundation.
1. impact is bored.Owing to price is low, use advantage simple, easy-operating, use more at home.
But its inefficiency, speed of fulfiling hole is the slowest.
2. churning driven.Current domestic large-engineering construct this equipment multiplex, churning driven when creeping into frequently with
Method: the shortest auger pick breaking rock, then drilling tool is put on, gains rotating bucket and pull disintegrating slag out,
Drilling tool is used to creep into again；2. rock hard grind is pulverized by cylinder brill edge pick around, then takes by twisting off energetically
Core, coring weak effect and controlled difficulty are big；3. rifler total cross-section breaking rock, then bit change
Pull disintegrating slag or the displacement of slush pump slurry-sucking out；4. cylinder bores and around sets rifler, breaking rock coring.
When hard-rock boring, power consumption is big, efficiency is low for churning driven and corresponding method, and cost is high simultaneously, purchase valency
Lattice are high.
3. down-hole hammer.This equipment mine uses more, is usually used in brill and blows out eye.In terms of stake work
Demand, down-hole hammer is progressively by aperture radially major diameter development, but the defect of air consumption constrains big straight
The development in footpath.
Because traditional creeps into the defect that coring device exists, the present inventor is based on practice warp for many years
Test and Professional knowledge, and coordinate the application of scientific principle, to founding a kind of hard rock coring bit so that it is energy
Enough meet the needs of current pile foundation engineering.
Summary of the invention
It is an object of the invention to, overcome traditional defect creeping into coring device existence, and propose one
Plant the hard rock coring bit of fast drilling coring under hard rock geological conditions, thus more suitable for practicality.
The object of the invention to solve the technical problems is to realize by the following technical solutions.According to this
A kind of hard rock coring bit that invention proposes, including cylinder 1, coring device 2, the lower end of this cylinder 1
It is installed on the first drill bit 3；This coring device 2 passes cylinder 1 and is fixed in the upper end of cylinder 1, under it
End stretches out in cylinder 1 and less than aforementioned first drill bit 3.
The object of the invention to solve the technical problems also uses techniques below measure to realize further.
Aforesaid hard rock coring bit, described first drill bit 3 is provided with two or more.
Aforesaid hard rock coring bit, described first drill bit 3 is provided with the first independent driving means 4,
Under the driving of the first driving means 4, the first drill bit 3 can carry out rotation.
Aforesaid hard rock coring bit, described coring device 2 includes the second driving means 22, its underpart
Being installed on several partition members 21, it is internal and with that each partition member 21 is all located at coring device 2
Two driving means 22 connect；Under the driving of the second driving means 22, each partition member 21 is by taking
Core apparatus 2 is internal extrapolated；Under the reverse drive of the second driving means 22, each partition member
21 are retracted to coring device 2 inside.
Aforesaid hard rock coring bit, described partition member 21 is provided with two or more.
Aforesaid hard rock coring bit, the second drill bit 5 can be installed in described coring device 2 lower end, it is possible to no
Install the second drill bit 5.
By technique scheme, one hard rock coring bit of the present invention overcomes conventional impact and bores efficiency
Lowly, tradition churning driven is not suitable for hard rock, and tradition down-hole hammer is limited by air consumption and can not use big
The defect of diameter, not only low cost of manufacture, construction costs is low, and can creep at a high speed hard rock, work
Efficiency is high and power consumption is little.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention a kind of hard rock coring bit.
Fig. 2 is the A direction view of Fig. 1.
Fig. 3 is the structural representation of another embodiment of the present invention a kind of hard rock coring bit.
[main element symbol description]
1: cylinder 2: coring device
21: partition member 22: the second driving means
3: the first drill bit 4: the first driving means
5: the second drill bits
Detailed description of the invention
By further illustrating the technological means and merit that the present invention taked by reaching predetermined goal of the invention
Effect, below in conjunction with accompanying drawing and preferred embodiment, to a kind of hard rock coring bit proposed according to the present invention
Its detailed description of the invention, structure, feature and effect thereof, after describing in detail such as.
Referring to Fig. 1 and Fig. 2, one hard rock coring bit of the present invention, including cylinder 1, coring device
2, the lower end of this cylinder 1 is installed on several the first drill bits 3, and each first drill bit 3 is both provided with solely
The first vertical driving means 4；This coring device 2 passes cylinder 1 and is fixed in the upper end of cylinder 1, its
Lower end stretches out in cylinder 1 and less than aforementioned first drill bit 3.
It is also preferred that the left described first drill bit 3 is provided with two or more, its particular number can be big according to diameter
Little, rate of penetration demand determines.Described first driving means 4 can use hydraulic-driven, air pressure to drive
Move or Mechanical Driven, but the invention is not restricted to this.Each first drill bit 3 can be under the drive of cylinder 1
Revolve round the sun, it is also possible under the driving of the first independent driving means 4, carry out rotation, thus to firmly
Rock constantly carries out impacting, crushing, i.e. cylinder 1 is revolution, and each first drill bit 3 also can rotation.
It is also preferred that the left refer to Fig. 3, described coring device 2 is welded on the upper end of cylinder 1, and its lower end is pacified
It is provided with the second drill bit 5, it is possible to do not install the second drill bit 5.This coring device 2 one aspect ensure that creeps into
Perpendicularity, on the other hand play positioning action when creeping into oblique rock.
It is also preferred that the left described coring device 2 upper end is provided with attachment means, can be by by this attachment means
The hard rock coring device of the present invention connects from different rigs, thus carries out operation.
It is also preferred that the left described coring device 2 bottom is installed on several partition members 21, described cutting part
Part 21 is positioned at cylinder 1.After arriving predetermined drilling depth, each partition member 21 drives dress second
Put under the driving of 22 extrapolated, the stone of the stone in cylinder 1 with lower section is separated, makes stone
Level is cut to several piece, is then squeezed between cylinder 1, coring device 2 and partition member 21
Stone is suggested to ground, and the most each partition member 21 is in the reverse drive of the second driving means 22
Under be retracted to the inside of coring device 2, stone drops in the region specified.Concrete, described driving
Device 22 can use hydraulic-driven, air pressure to drive or Mechanical Driven, but the invention is not restricted to this.
The workflow of the present invention a kind of hard rock coring bit is: first by drill bit and the rig of the present invention
Connect, then start rig.The coring device 2 of location enters rock in advance than the first drill bit 3 of surrounding,
Then the first drill bit 3 reenters rock, rushes hard rock rapidly under the driving of the first driving means 4
Hit, crush.After getting into predetermined drilling depth, each partition member 21 drives the second driving means 22
Under Dong extrapolated, the stone of the stone in cylinder 1 with lower section is separated, makes stone be cut to
Several piece, the stone then supportted in circular cylinder 1 is suggested to ground, the most each partition member
21 inside being retracted to coring device 2 under the reverse drive of the second driving means 22, stone drops
The region specified.The most again drill bit is put down, proceed to creep into operation.
One hard rock coring bit of the present invention overcomes conventional impact and bores inefficiency, and tradition churning driven is not
Being applicable to hard rock, tradition down-hole hammer is limited by air consumption and can not use the defect of major diameter, be not required to by
The whole hard grind of stone is pulverized, and is also not required to carry out coring by the biggest moment of torsion, it is only necessary to by improve
Stone segmentation monoblock are taken out by structure, improve work efficiency, accelerate project progress.
The foregoing is only presently preferred embodiments of the present invention, not thereby limit the scope of the claims of the present invention,
For those skilled in the art in the invention, every utilize description of the invention and accompanying drawing content
Done improvement, is the most in like manner included in the scope of patent protection of the present invention.
Claims (6)
1. a hard rock coring bit, it is characterised in that: include cylinder (1), coring device (2),
The lower end of this cylinder (1) is installed on the first drill bit (3)；This coring device (2) passes cylinder (1)
And it being fixed in the upper end of cylinder (1), its lower end stretches out in cylinder (1) and less than aforementioned first drill bit
(3)。
Hard rock coring bit the most according to claim 1, it is characterised in that: described first drill bit
(3) it is provided with two or more.
Hard rock coring bit the most according to claim 1, it is characterised in that: described first drill bit
(3) it is provided with independent the first driving means (4).
Hard rock coring bit the most according to claim 1, it is characterised in that: described coring device
(2) including the second driving means (22), its underpart is installed on several partition members (21), each
Partition member (21) is all located at coring device (2) inside and is connected with the second driving means (22)；
Under the driving of the second driving means (22), each partition member (21) is by coring device (2)
Portion is extrapolated；Under the reverse drive of the second driving means (22), each partition member (21)
It is retracted to coring device (2) internal.
Hard rock coring bit the most according to claim 4, it is characterised in that: described partition member
(21) it is provided with two or more.
6. according to the hard rock coring bit described in claim 1 or 4, it is characterised in that: described coring
The second drill bit (5) is installed in device (2) lower end.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2015106380564 | 2015-09-30 | ||
| CN201510638056 | 2015-09-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106246108A true CN106246108A (en) | 2016-12-21 |
| CN106246108B CN106246108B (en) | 2018-08-14 |
Family
ID=57626914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610063876.XA Expired - Fee Related CN106246108B (en) | 2015-09-30 | 2016-01-29 | A kind of hard rock coring bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106246108B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113959285A (en) * | 2021-11-16 | 2022-01-21 | 中铁十二局集团有限公司 | Plateau bridge pile foundation granite inclined rock shallow hole drilling core blasting construction method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201078192Y (en) * | 2007-09-20 | 2008-06-25 | 仲秀 | Well-digging core drill |
| CN102011549A (en) * | 2010-09-07 | 2011-04-13 | 李新桥 | Non-coring cylindrical rock drill of rotary drilling rig |
| CN102425387A (en) * | 2011-09-16 | 2012-04-25 | 北京市三一重机有限公司 | Hard rock coring mechanism and piling device |
| CN203081299U (en) * | 2013-02-18 | 2013-07-24 | 杨军 | Coring rock penetrating drill bit of small-power rotary drilling rig |
| CN204511291U (en) * | 2015-04-01 | 2015-07-29 | 上海强劲地基工程股份有限公司 | A kind ofly get the major diameter drilling construction equipment that core type enters rock |
-
2016
- 2016-01-29 CN CN201610063876.XA patent/CN106246108B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201078192Y (en) * | 2007-09-20 | 2008-06-25 | 仲秀 | Well-digging core drill |
| CN102011549A (en) * | 2010-09-07 | 2011-04-13 | 李新桥 | Non-coring cylindrical rock drill of rotary drilling rig |
| CN102425387A (en) * | 2011-09-16 | 2012-04-25 | 北京市三一重机有限公司 | Hard rock coring mechanism and piling device |
| CN203081299U (en) * | 2013-02-18 | 2013-07-24 | 杨军 | Coring rock penetrating drill bit of small-power rotary drilling rig |
| CN204511291U (en) * | 2015-04-01 | 2015-07-29 | 上海强劲地基工程股份有限公司 | A kind ofly get the major diameter drilling construction equipment that core type enters rock |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113959285A (en) * | 2021-11-16 | 2022-01-21 | 中铁十二局集团有限公司 | Plateau bridge pile foundation granite inclined rock shallow hole drilling core blasting construction method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106246108B (en) | 2018-08-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181022 Address after: 471003 1 phase 8-2-302 of Zhongchun Century Flower City, Jianxi District, Luoyang, Henan. Patentee after: Xiao Shourang Address before: 471003 21 East Ma Gou Industrial Park, sun Qi Tun, Luoyang high tech Zone, Henan Patentee before: LUOYANG WUXUAN HEAVY INDUSTRY MACHINERY CO.,LTD. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200814 Address after: 425000 No. e-04-02-01 (B-1), Lengdong Road area, Yongzhou economic and Technological Development Zone, Hunan Province Patentee after: Hunan Zhuoer Drilling Tool Co.,Ltd. Address before: 471003, Henan, Jianxi District, Luoyang Li Chun West Road, Zhongtai century Huacheng 1 8-2-302 Patentee before: Xiao Shourang |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180814 Termination date: 20220129 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |