CN105952406B - Cut coring bit in a kind of rock bottom - Google Patents
Cut coring bit in a kind of rock bottom Download PDFInfo
- Publication number
- CN105952406B CN105952406B CN201610315645.3A CN201610315645A CN105952406B CN 105952406 B CN105952406 B CN 105952406B CN 201610315645 A CN201610315645 A CN 201610315645A CN 105952406 B CN105952406 B CN 105952406B
- Authority
- CN
- China
- Prior art keywords
- barrel
- hollow pipe
- cylinder
- coring bit
- rotation axis
- 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.)
- Expired - Fee Related
Links
- 239000011435 rock Substances 0.000 title claims abstract description 28
- 230000005540 biological transmission Effects 0.000 claims abstract description 20
- 238000012806 monitoring device Methods 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims abstract description 4
- 238000005553 drilling Methods 0.000 claims description 26
- 229910003460 diamond Inorganic materials 0.000 claims description 4
- 239000010432 diamond Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000000428 dust Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 241001074085 Scophthalmus aquosus Species 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 241000233855 Orchidaceae Species 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008107 starch 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
- E21B25/00—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors
- E21B25/10—Formed core retaining or severing means
-
- 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
- E21B25/02—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors the core receiver being insertable into, or removable from, the borehole without withdrawing the drilling pipe
- E21B25/04—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors the core receiver being insertable into, or removable from, the borehole without withdrawing the drilling pipe the core receiver having a core forming cutting edge or element, e.g. punch type core barrels
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (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)
- Earth Drilling (AREA)
Abstract
The present invention relates to a kind of rock bottoms to cut coring bit, including flange and cylinder, flange is fixed in the upper end of cylinder, and inner barrel is equipped with control room and Transmission Room, motor, retarder, limit switch, travel control device, wireless monitoring device and wireless switch controller are equipped in control room；The lower section of control room is Transmission Room, and main rope sheave, main chain wheel, chain and secondary chain wheel are equipped in Transmission Room, sealing structure is equipped between control room and Transmission Room；The barrel of cylinder is equipped with vertical rotation axis, and secondary chain wheel is arranged on the upper end of rotation axis；Hollow pipe is additionally provided in the drill bit and rope is sawed, hollow pipe is parallel with rotation axis in barrel, and the top and bottom of hollow pipe are equipped with secondary rope sheave, and rope saw is equipped with a several beading；The lowermost end of barrel is drill bit.Coring speed of the present invention is fast, can take out core monoblock, and reduces the area of cut, improves work efficiency, and power consumption is few, at low cost, low engineering cost, can vertically drill or level is tunneled, very useful.
Description
Technical field
The present invention relates to drilling project technical field, especially a kind of taking for deep rock geology level probing task
Coring bit can be cut in the rock bottom that rock bottom is cut off and then proposes core monoblock during core drill bit, particularly coring.
Background technology
The drill bit used at present in drilling project usually takes rock core there are three types of method when drilling rock level
Go out：First method is that first core is crushed, then water filling again, mixes stone slurry, reacting cycle extraction；Second method is first by rock
Stone core crushes, and is then proposed with drilling tool；The third method is that core is pounded into stone with jump bit to starch, and then uses mud pumping again
Go out.These three methods are required for crushing in rock core, and the area of cut is very big when so causing to drill, extremely inefficient, and
Energy consumption is big, time-consuming and laborious, of high cost.
In view of drawbacks described above, the present invention proposes a kind of rock bottom cutting coring bit, only need to be along the excircle of core
Drilling is carried out, drill bit bottom carries cutting edge, and cutting edge can be utilized during coring by core bottom fast shut-off, quickly that core is whole
Block proposes.The area of cut is about 5-20/mono- of the conventional drill area of cut during drill bit probing of the present invention, is greatly reduced
Power consumption improves work efficiency, and significantly reduces cost, reduces project cost, and geological condition during to probing
It is very clear, it is very useful.
The content of the invention
It is an object of the present invention to provide a kind of rock bottoms to cut coring bit, can quickly take out core monoblock,
The area of cut is substantially reduced, is improved work efficiency, power consumption is few, reduces cost, reduces project cost, and to boring
Geological condition during spy is very clear, very useful.
The object of the invention to solve the technical problems is realized using following technical scheme.
Coring bit is cut according to a kind of rock bottom proposed by the present invention, including flange 1 and cylinder, wherein, the method
Orchid 1 is fixed in the upper end of cylinder, and cylinder is internally provided with control room 11 and Transmission Room 20, motor 2 is equipped in control room 11, is slowed down
Device 3, limit switch 4, travel control device 5, wireless monitoring device 6 and wireless switch controller 7；The lower section of control room is transmission
Room 20, is equipped with main rope sheave 14, main chain wheel 15, chain 16 and secondary chain wheel 17 in Transmission Room, control room 11 and Transmission Room 20 it
Between be equipped with sealing structure 13；
The cross-sectional shape of cylinder is circular ring shape, and the barrel 23 of cylinder is equipped with vertical rotation axis 8, and secondary chain wheel 17 is set
In the upper end of rotation axis；
Hollow pipe 9 and rope saw 10 are additionally provided in the drill bit, the hollow pipe 9 is parallel with rotation axis 8 in barrel, hollow
The top and bottom of pipe 9 are equipped with secondary rope sheave 12, and rope saw is equipped with a several beading 19；The lowermost end of barrel is drill bit 18.
It the purpose of this utility model and solves its technical problem following technical measures also can be used further to realize.
A kind of foregoing rock bottom cutting coring bit, wherein, the inner wall of barrel lower part is equipped with groove 21, the groove
21 are set along the circumference where barrel, and the epimere of rope saw 10 is located at Transmission Room 20, and the stage casing for saw of restricting is located at hollow pipe 9, saw of restricting
Hypomere is embedded in groove 21.
A kind of foregoing rock bottom cutting coring bit, wherein, one end of rope saw 10 is fixed on main rope sheave 14, another
End is fixed in groove；The rope saw is wound in main rope sheave 14, afterwards the secondary rope sheave 12 around 9 upper end of hollow pipe, through hollow
Pipe 9 reaches the lower end of hollow pipe, and around the secondary rope sheave of hollow pipe lower end, is fixed then along groove.
A kind of foregoing rock bottom cutting coring bit, wherein, barrel lower part is equipped with the drilling tool 22 of circular ring shape, drilling tool
Bottom surface is drill bit 18, and the inside of drilling tool is equipped with groove 21, and rope saw is consolidated after bypassing the secondary rope sheave of hollow pipe lower end along the groove
Fixed, the upper bottom surface of drilling tool is equipped with branch button 24, and the lower end of barrel 23 is inserted into the branch button of drilling tool upper bottom surface, by welding barrel 23
It is fixed with drilling tool 22.
A kind of foregoing rock bottom cutting coring bit, wherein, the lower end of rotation axis is located at the inside of rope saw hypomere.
A kind of foregoing rock bottom cutting coring bit, wherein, corresponding to the circular arc between hollow pipe and rotation axis
The central angle number of degrees be 30 °, rope saw in groove institute around the corresponding central angle number of degrees of circular arc be 300 °.
A kind of foregoing rock bottom cutting coring bit, wherein, when cut to core bottom, the direction of barrel rotation and
The direction of 8 rotation of rotation axis is consistent, and the sense of rotation of rotation axis 8 is consistent with the direction that groove inner rope saw is mobile.
A kind of foregoing rock bottom cutting coring bit, wherein, the number of the limit switch is 2, the material of a beading
Matter is diamond dust.
A kind of foregoing rock bottom cutting coring bit, wherein, the thickness of barrel is 10-30mm, and the inside of cylinder is straight
Footpath is 0.4-10m, and the height of cylinder is 0.5-10m.
A kind of foregoing rock bottom cutting coring bit, wherein, the coring bit vertically tunnel by probing or level.
The present invention has clear advantage and advantageous effect compared with prior art, by above-mentioned technical proposal, the present invention
A kind of rock bottom cutting coring bit can reach comparable technological progress and practicability, and with the extensive utilization in industry
Value at least has following advantages：
(1) speed of drill bit of the invention probing and coring is fast, and drill bit different from the past needs first to crush in probing
Core, then water filling mix mud extraction, but need to only be cut along the circumference of core, it is necessary to during coring, using the present invention
Core monoblock by core bottom fast shut-off, is then taken out coring speed by distinctive cutting core-taking technology under the lifting of rope saw
Degree is fast, and power consumption is few.
(2) the configuration of the present invention is simple, it is easy to operate, due to the special structure of the present invention, make the area of cut of probing significantly
Reduce, effectively reduce energy source and power consumption, so as to reduce energy consumption, reduce project cost, there is great economic benefit.
(3) drilling rate of the present invention is fast, and coring speed is fast, greatly improves work efficiency, and can effectively shorten the construction period, tool
There are excellent technique effect and significant progress, disclosure satisfy that needed for society, thus with great practicability, suitable for pushing away extensively
It is wide to use.
(4) present invention is particularly suitable for the probing work of deep rock geology level, available for deep well, oil well and day
The deep drilling explorations such as right gas, it can also be used to the brill of the rock pile foundation plinth pore-forming of high ferro, highway and building pile foundation construction field
The probing task in the horizontal pore-forming field such as spy or water conservancy, culvert, cavern, cave dwelling, and the present invention is explored in geology, historical relic
The analysis material of level directly perceived can be provided in terms of analysis, a brill is multi-purpose, is a kind of coring bit of high-efficiency multi-function.
In conclusion a kind of rock bottom cutting coring bit of the present invention technically has significant progress, and with bright
Aobvious good effect is really a new and innovative, progressive, practical new invention design.
Above description is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention,
And can be practiced according to the content of specification, and in order to allow the above and other objects, features and advantages of the utility model
It can be clearer and more comprehensible, it is special below to lift preferred embodiment, and coordinate attached drawing, detailed description are as follows.
Description of the drawings
Fig. 1 is the structure diagram of the present invention.
Fig. 2 is the structure diagram of Transmission Room of the present invention.
Fig. 3 is schematic diagram of the rope saw in stationary state in groove of the present invention.
Fig. 4 is schematic diagram of the rope saw in cut state in groove of the present invention.
Fig. 5 is the partial sectional view of the present invention.
【Main element symbol description】
1：Flange 2：Motor
3：Retarder 4：Limit switch
5：Travel control device 6：Wireless monitoring device
7：Wireless switch controller 8：Rotation axis
9：Hollow pipe 10：Rope saw
11：Control room 12：Secondary rope sheave
13：Sealing structure 14：Main rope sheave
15：Main chain wheel 16：Chain
17：Secondary chain wheel 18：Drill bit
19：A beading 20：Transmission Room
21：Groove 22：Drilling tool
23：Barrel 24：Branch button
Specific embodiment
Further to illustrate the present invention to reach the technological means and effect that predetermined goal of the invention is taken, below in conjunction with
Attached drawing and preferred embodiment, to cutting coring bit, specific embodiment, knot according to a kind of rock bottom proposed by the present invention
Structure, feature and its effect are described in detail as after.
The quick coring bit structure diagram of the present invention is as shown in Figure 1, including flange 1 and cylinder, the flange 1 is fixed in
The upper end of cylinder, cylinder are internally provided with control room 11 and Transmission Room 20, motor 2, retarder 3, /V are equipped in control room 11
Switch 4, travel control device 5, wireless monitoring device 6 and wireless switch controller 7；The lower section of control room is Transmission Room 20, is passed
Main rope sheave 14, main chain wheel 15, chain 16 and secondary chain wheel 17 are equipped in dynamic room 20, is close between control room 11 and Transmission Room 20
Seal structure 13 can prevent water and sundries from entering control room；
The cross-sectional shape of cylinder is circular ring shape, and the barrel of cylinder is equipped with vertical rotation axis 8, and secondary chain wheel 17 is located at
The upper end of rotation axis 8, the lower end of rotation axis 8 are located at the bottom of barrel；Chain 16 is wrapped on main chain wheel and secondary chain wheel,
Under power effect, main chain wheel is rotated by chain-driving pair chain wheel, so that rotation axis carries out rotation；
The inner wall of barrel lower part is equipped with groove 21, and groove is set along the circumference where barrel；
Hollow pipe 9 and rope saw 10 are additionally provided in the drill bit, the hollow pipe 9 is arranged in barrel and is arranged in parallel with rotation axis 8,
The top and bottom of hollow pipe 9 are equipped with secondary rope sheave 12；One end of rope saw 10 is fixed on main rope sheave 14, and the other end is fixed on groove
Interior, rope saw is wound in main rope sheave 14, reaches hollow pipe lower end through hollow pipe 9 afterwards around secondary rope sheave 12, and again around sky
It is fixed after the secondary rope sheave of heart pipe lower end along the groove of barrel lower part；Rope saw 10 is equipped with a several beading 19；The most bottom of barrel
It holds as drill bit 18, drill bit 18 is for drilling task.
Rope saw can be divided into three parts：Epimere, stage casing and hypomere, epimere are located at Transmission Room 20, and stage casing is located in hollow pipe, under
Section is located in groove；The number of rotation axis 8 be 1, and its lower end be located at hypomere rope saw inside, rotation axis sense of rotation with it is recessed
Slot inner rope saw moving direction is consistent, in this way, when being cut to core bottom, the rotation of rotation axis can promote the movement that rope is sawed,
So as to accelerate cutting speed.
The flange is connected with external power motor (hydraulic motor), during probing, under the action of power motor, and cylinder
Wall rotation is simultaneously pushed ahead, and achievees the purpose that probing, during probing, need to only be cut along the circumference of core, therefore, subtracted significantly
The small area of cut, improves work efficiency, reduces power consumption, reduce project cost.
When probing terminates to need coring, first core bottom is cut, motor 2 drives main rope sheave and main chain to rotate
Dynamic, rope saw 10 is driven and is wound in main rope sheave 14, moves up part of the rope saw in hollow pipe, and then makes rope saw recessed
Part in slot is cut to center of circle movement, meanwhile, rotation axis rotation under the drive of chain wheel, rotation axis rotation can promote
Into the movement of rope saw；During cutting, in rotation, cutting still is moved so as to be sawed with running rope along the direction of barrel rotation simultaneously for barrel,
I.e.：Rope saw is cut simultaneously along the direction in the center of circle where the direction of barrel rotation and barrel, when saw cut of restricting causes the center of circle,
Core has been completely severed, and stops cutting task, starts coring task, and core is taken out under the lifting of rope saw by monoblock.
It is preferred that the motor is direct current torque motor, the control room is all-sealed structure.
It is preferred that the central angle number of degrees corresponding to circular arc between hollow pipe 9 and rotation axis 8 are 30 °；Rope saw 10 is in groove
It is interior around the corresponding central angle number of degrees of circular arc be 300 °.
It is preferred that the direction of barrel rotation is consistent with the direction of rotation axis rotation.
It is preferred that the material of the beading 19 is diamond dust, drill bit is diamond bit.
It is preferred that the thickness of the barrel is 10-30mm, the inside diameter of cylinder is 0.4-10m, and the height of cylinder is
0.5-10m。
It is preferred that the number of the limit switch is 2.
The present invention a kind of structure be：Other structures are constant, and barrel lower part is equipped with the drilling tool 22 of circular ring shape, the bottom of drilling tool
Face is drill bit 18, and the inside of drilling tool is equipped with groove 21, and rope saw bores around being fixed after the secondary rope sheave of hollow pipe lower end along the groove
The upper bottom surface of tool is equipped with branch button 24, and the protrusion of 23 lower end of barrel can be inserted into the branch button of drilling tool upper bottom surface, then will by welding
Barrel 23 and drilling tool 22 are fixed, as shown in Figure 5.
The coring bit of the present invention can vertically be drilled or horizontal driving task, thus expands it and use model
It encloses, disclosure satisfy that more requirements, achieve the purpose that a brill is mostly used.
The above described is only a preferred embodiment of the present invention, not make limitation in any form to the present invention, though
So the utility model has been disclosed with preferred embodiment as above, however is not limited to the present invention, any to be familiar with this professional skill
Art personnel, without departing from the scope of the present invention, when the technology contents using the disclosure above make it is a little change or
The equivalent embodiment of equivalent variations is modified to, as long as being the content without departing from technical solution of the present invention, technology according to the invention
Any simple modification, equivalent change and modification that essence makees above example still falls within the model of technical solution of the present invention
In enclosing.
Claims (10)
1. coring bit is cut in a kind of rock bottom, including flange (1) and cylinder, it is characterised in that the flange (1) is fixed in
The upper end of cylinder, cylinder are internally provided with control room (11) and Transmission Room (20), motor (2) are equipped in control room (11), is slowed down
Device (3), limit switch (4), travel control device (5), wireless monitoring device (6) and wireless switch controller (7)；Control room
Lower section is Transmission Room (20), and main rope sheave (14), main chain wheel (15), chain (16) and secondary chain wheel are equipped in Transmission Room (20)
(17), sealing structure (13) is equipped between control room (11) and Transmission Room (20)；
The cross-sectional shape of cylinder is circular ring shape, and the barrel (23) of cylinder is equipped with vertical rotation axis (8), secondary chain wheel (17)
Positioned at the upper end of rotation axis (8)；
Hollow pipe (9) and rope saw (10) are additionally provided in the drill bit, the hollow pipe (9) is parallel with rotation axis (8) in barrel,
The top and bottom of hollow pipe (9) are equipped with secondary rope sheave (12), and rope saw (10) is equipped with a several beading (19)；The lowermost end of barrel is
Drill bit (18).
2. coring bit as described in claim 1, it is characterised in that the inner wall of barrel lower part is equipped with groove (21), the groove
(21) set along the circumference where barrel, the epimere of rope saw (10) is located at Transmission Room (20), and the stage casing for saw of restricting is located at hollow pipe
(9), the hypomere of saw of restricting is embedded in groove (21).
3. coring bit as claimed in claim 1 or 2, it is characterised in that one end of rope saw (10) is fixed on main rope sheave (14)
On, the other end is fixed in groove (21)；The rope saw is wound in main rope sheave (14), afterwards around the pair of hollow pipe (9) upper end
Rope sheave (12), the lower end that hollow pipe is reached through hollow pipe (9), and around the secondary rope sheave of hollow pipe lower end, then along groove
It is fixed.
4. coring bit as described in claim 1, it is characterised in that barrel lower part is equipped with the drilling tool (22) of circular ring shape, drilling tool
Bottom surface is drill bit (18), and the inside of drilling tool is equipped with groove (21), and rope saw is around recessed along this after the secondary rope sheave of hollow pipe lower end
Slot is fixed, and the upper bottom surface of drilling tool is equipped with branch button (24), and the lower end of barrel (23) is inserted into the branch button of drilling tool upper bottom surface, passes through welding
Barrel (23) and drilling tool (22) is fixed.
5. coring bit as described in claim 1, it is characterised in that the lower end of rotation axis (8) is located at the inside of rope saw hypomere.
6. coring bit as claimed in claim 4, it is characterised in that the circular arc institute between hollow pipe (9) and rotation axis (8) is right
The central angle number of degrees answered are 30 °, rope saw (10) in the groove (21) institute around the corresponding central angle number of degrees of circular arc be 300 °.
7. coring bit as claimed in claim 4, it is characterised in that when being cut to core bottom, the direction of barrel rotation is with turning
The direction of moving axis (8) rotation is consistent, and the sense of rotation of rotation axis (8) is consistent with the direction that groove inner rope saw is mobile.
8. coring bit as described in claim 1, it is characterised in that the number of the limit switch (4) is 2；A beading (19)
Material be diamond dust.
9. coring bit as described in claim 1, it is characterised in that the thickness of barrel (23) be 10-30mm, the inside of cylinder
A diameter of 0.4-10m, the height of cylinder is 0.5-10m.
10. coring bit as described in claim 1, it is characterised in that the coring bit vertically tunnel by probing or level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610315645.3A CN105952406B (en) | 2016-05-12 | 2016-05-12 | Cut coring bit in a kind of rock bottom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610315645.3A CN105952406B (en) | 2016-05-12 | 2016-05-12 | Cut coring bit in a kind of rock bottom |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105952406A CN105952406A (en) | 2016-09-21 |
| CN105952406B true CN105952406B (en) | 2018-05-18 |
Family
ID=56912499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610315645.3A Expired - Fee Related CN105952406B (en) | 2016-05-12 | 2016-05-12 | Cut coring bit in a kind of rock bottom |
Country Status (1)
| Country | Link |
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| CN (1) | CN105952406B (en) |
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|---|---|---|---|---|
| EP3299101A1 (en) * | 2016-09-23 | 2018-03-28 | HILTI Aktiengesellschaft | Core drill bit |
| CN106761512B (en) * | 2016-12-28 | 2023-03-24 | 深圳市盛业地下工程有限公司 | Core cutting device and construction method |
| CN108119081A (en) * | 2018-02-28 | 2018-06-05 | 山东科技大学 | A kind of New Rock samples dedicated water drill bit |
| GB201807260D0 (en) * | 2018-05-02 | 2018-06-13 | Bp Exploration Operating Co Ltd | Method for extracting a core from a percussion side wall core bullet for a digital tomographic description and direct numerical simulations |
| CN110242235B (en) * | 2019-06-25 | 2021-08-27 | 中国铁建重工集团股份有限公司 | Major diameter broken core extraction element |
| CN111502580B (en) * | 2020-04-09 | 2021-06-08 | 东北大学 | A device and method for drilling broken rock mass for core extraction |
| CN111365012A (en) * | 2020-04-22 | 2020-07-03 | 中铁工程装备集团有限公司 | Novel heading machine and construction method thereof |
| CN115096640B (en) * | 2022-06-20 | 2024-05-10 | 青岛地质工程勘察院(青岛地质勘查开发局) | Sand stone drilling sampling device for hydrogeological exploration |
| CN118010408B (en) * | 2024-04-09 | 2024-07-02 | 河南工学院 | Concrete strength detection device |
| CN118549183B (en) * | 2024-07-26 | 2024-11-01 | 中建五局第三建设(深圳)有限公司 | Sampling drill bit, rock and soil sampling device and sampling method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1288301A1 (en) * | 1985-09-18 | 1987-02-07 | Московский Геологоразведочный Институт Им.Серго Орджоникидзе | Core drill for drilling large-diameter holes |
| CN1136129A (en) * | 1996-04-01 | 1996-11-20 | 地质矿产部探矿工艺研究所 | Large-diameter rock core sampling device |
| CN102498260A (en) * | 2009-07-31 | 2012-06-13 | 霍利贝顿能源服务公司 | Coring drill and coring method |
| CN105563668A (en) * | 2015-12-22 | 2016-05-11 | 中国石油天然气集团公司 | Method for machining plunger-shaped core of brittle fragile rock sample through linear cutting technology |
-
2016
- 2016-05-12 CN CN201610315645.3A patent/CN105952406B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1288301A1 (en) * | 1985-09-18 | 1987-02-07 | Московский Геологоразведочный Институт Им.Серго Орджоникидзе | Core drill for drilling large-diameter holes |
| CN1136129A (en) * | 1996-04-01 | 1996-11-20 | 地质矿产部探矿工艺研究所 | Large-diameter rock core sampling device |
| CN102498260A (en) * | 2009-07-31 | 2012-06-13 | 霍利贝顿能源服务公司 | Coring drill and coring method |
| CN105563668A (en) * | 2015-12-22 | 2016-05-11 | 中国石油天然气集团公司 | Method for machining plunger-shaped core of brittle fragile rock sample through linear cutting technology |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105952406A (en) | 2016-09-21 |
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