CN114016896A - Reverse circulation impactor and system - Google Patents
Reverse circulation impactor and system Download PDFInfo
- Publication number
- CN114016896A CN114016896A CN202111544557.8A CN202111544557A CN114016896A CN 114016896 A CN114016896 A CN 114016896A CN 202111544557 A CN202111544557 A CN 202111544557A CN 114016896 A CN114016896 A CN 114016896A
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- China
- Prior art keywords
- slag
- impactor
- coring
- component
- drill rod
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Links
- 239000002893 slag Substances 0.000 claims description 115
- 239000011435 rock Substances 0.000 claims description 46
- 238000007599 discharging Methods 0.000 claims description 30
- 238000005553 drilling Methods 0.000 abstract description 40
- 238000000034 method Methods 0.000 description 25
- 239000002184 metal Substances 0.000 description 12
- 238000010276 construction Methods 0.000 description 6
- 239000013049 sediment Substances 0.000 description 3
- 239000004566 building material Substances 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 230000007123 defense Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005272 metallurgy Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000003570 air Substances 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000003900 soil pollution Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Images
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
- E21B4/00—Drives for drilling, used in the borehole
- E21B4/06—Down-hole impacting means, e.g. hammers
- E21B4/14—Fluid operated hammers
-
- 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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/16—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using gaseous fluids
-
- 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
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
The invention discloses a reverse circulation impactor and a system, wherein the reverse circulation impactor comprises a drill rod part and a coring part; the drill rod component and the coring component are integrally formed, and the drill rod component is arranged above the coring component; the coring component comprises a coring impactor; the bottom of the barrel body of the coring impactor is in a circular ring shape, and a plurality of positive circulation sub down-the-hole hammers are arranged on the circular ring at intervals; the drill rod component is used for providing a high-pressure air channel for the coring impactor. The device and the system have simple structure, safety, effectiveness, reliability and simple and convenient operation, can effectively improve the drilling efficiency of the large-caliber impacter, and reduce the cost consumed by the drilling tool.
Description
Technical Field
The invention relates to the technical field of drilling machinery, in particular to a reverse circulation impactor and a reverse circulation impactor device.
Background
The down-the-hole drill is a construction engineering device for piling holes, is suitable for engineering blast hole drilling operations such as metallurgy, coal, building materials, stone materials, railways, hydropower construction, national defense construction, earthwork and the like, has the characteristics of high drilling efficiency, wide application range and the like compared with common rock drills, and is a rock drilling device which is generally used at present.
Along with the development of industries such as metallurgy, coal, building materials, railways, hydropower construction, national defense construction, earthwork and the like, the drilling construction has more requirements on the diameter of 600 mm-1200 mm and over 1200mm,
at present, a large-caliber impacter appears on the market, when the large-caliber impacter drills a large-caliber hole, particularly when hard rock is drilled, the drilling efficiency is obviously reduced, the cost consumed by a drilling tool is obviously improved, and the drilling tool comprises rock slag discharge, air pollution, water and soil pollution and damage to the surrounding environment.
Therefore, it is an urgent need to solve the problem of the art to provide a method for effectively improving the drilling efficiency of a large-diameter impactor and reducing the cost consumed by a drilling tool.
Disclosure of Invention
The invention aims to provide a reverse circulation impactor and a system, the device and the system are simple in structure, safe, effective, reliable and simple and convenient to operate, the drilling efficiency of a large-diameter impactor can be effectively improved, and the cost of a drilling tool is reduced.
Based on the above purposes, the technical scheme provided by the invention is as follows:
a reverse circulation impactor comprises a drill rod component and a coring component;
the drill rod component and the coring component are integrally formed, and the drill rod component is arranged above the coring component;
the coring component comprises a coring impactor;
the bottom of the barrel body of the coring impactor is in a circular ring shape, and a plurality of positive circulation sub down-the-hole hammers are arranged on the circular ring at intervals;
the drill rod component is used for providing a high-pressure air channel for the coring impactor.
Preferably, the first and second electrodes are formed of a metal,
the coring component also comprises a slag discharge pipe;
the coring impactor also comprises a slag discharge hole, and the slag discharge hole is arranged between the two positive circulation sub-down-the-hole hammers;
the slag discharging holes are correspondingly provided with the slag discharging pipes, and the slag discharging holes are matched with the slag discharging pipes and used for discharging rock slag.
Preferably, the first and second electrodes are formed of a metal,
the coring component also comprises a slag collecting chamber;
the slag collecting chamber is connected with the slag discharge pipe and used for collecting rock slag.
Preferably, the first and second electrodes are formed of a metal,
the coring component further comprises a gas chamber;
the air chamber sets up slag collecting chamber below, just the air chamber with it connects to get the core impacter, be used for to get the core impacter and carry high-pressure air.
Preferably, the first and second electrodes are formed of a metal,
the drill rod component comprises a high pressure gas channel;
the high-pressure gas channel penetrates through the slag collecting chamber and is connected with the gas chamber.
Preferably, the first and second electrodes are formed of a metal,
the drill rod component also comprises a slag discharge channel;
the slag discharging channel is communicated with the slag collecting chamber.
Preferably, the first and second electrodes are formed of a metal,
the slag discharging channel, the slag collecting chamber and the coring impacter are respectively provided with two slag discharging channels;
the two slag discharge channels, the two slag collecting chambers and the two coring impactors are symmetrically arranged on two sides of the high-pressure gas channel.
A reverse circulation impactor system comprising any one of the reverse circulation impactors described above;
the device also comprises a driving head, an air compressor and a slag collecting device;
the driving force head is covered at the top of the reverse circulation impactor;
the air compressor is connected with the high-pressure gas channel through the driving power head;
the slag collecting device is connected with the slag discharging channel through the driving head.
The reverse circulation impactor provided by the invention comprises two parts, wherein the upper part is a drill rod part, and the lower part is a coring part which are integrally formed. Wherein, get and be provided with in the core part and get the core impacter, get the core impacter barrel and set up to the ring form, a plurality of positive circulation sub down-the-hole hammer intervals set up on the ring, and the drilling rod part is used for providing the high-pressure air passageway to getting the core impacter. In the working process, high-pressure air is injected into a drill rod component, the high-pressure air is injected into a core-taking impactor along a channel in the drill rod component, the bottom of a barrel body of the core-taking impactor is in contact with rocks, under the driving of the high-pressure air, a plurality of positive-circulation sub-down-the-hole hammers arranged at the bottom in a circular ring shape are used for performing rock drilling work, when downward rock drilling is performed, the down-the-hole hammers arranged at the circular ring are used for performing rock drilling, a middle rock core also enters the barrel body of the core-taking impactor, after the core is filled with the barrel body of the core-taking impactor, the angle of the core-taking impactor is adjusted, and the sub-down-the-hole hammers are used for continuing rock drilling until the rock core is broken through the high-pressure air. According to the invention, by reducing the cutting area of the rock, the drilling efficiency is obviously improved due to less rock drilling area, the traditional rock drilling mode is avoided, and the number of the sub-down-the-hole hammers arranged in the circular cutting coring mode is much less than that of the sub-down-the-hole hammers designed in the traditional mode, so that the cost consumed by a drilling tool can be effectively reduced.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a reverse circulation impactor according to an embodiment of the invention;
FIG. 2 is a schematic structural view of an M-direction coring impactor provided in accordance with embodiments of the present invention;
FIG. 3 is a schematic diagram of a specific configuration of a coring impactor provided in accordance with an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a reverse circulation impact system according to an embodiment of the present invention.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Embodiments of the present invention are written in a progressive manner.
The embodiment of the invention provides a reverse circulation impactor. Mainly solve prior art, the drilling efficiency of rock drilling reduces, the technical problem of cost increase.
A kind of reverse circulation impacter, including the drill rod part 1 and coring part 2;
the drill rod component 1 and the coring component 2 are integrally formed, and the drill rod component 1 is arranged above the coring component 2;
the coring component 2 includes a coring impactor 21;
the bottom of the barrel of the coring impactor 21 is annular, and a plurality of positive circulation sub down-the-hole hammers 211 are arranged on the annular at intervals;
the drill rod assembly 1 is used to provide a high pressure air passage to the coring impactor 21.
The reverse circulation impactor provided by the invention comprises two parts, wherein the upper part is a drill rod part, and the lower part is a coring part which are integrally formed. Wherein, get and be provided with in the core part and get the core impacter, get the core impacter barrel and set up to the ring form, a plurality of positive circulation sub down-the-hole hammer intervals set up on the ring, and the drilling rod part is used for providing the high-pressure air passageway to getting the core impacter. In the working process, high-pressure air is injected into a drill rod component, the high-pressure air is injected into a core-taking impactor along a channel in the drill rod component, the bottom of a barrel body of the core-taking impactor is in contact with rocks, under the driving of the high-pressure air, a plurality of positive-circulation sub-down-the-hole hammers arranged at the bottom in a circular ring shape are used for performing rock drilling work, when downward rock drilling is performed, the down-the-hole hammers arranged at the circular ring are used for performing rock drilling, a middle rock core also enters the barrel body of the core-taking impactor, after the core is filled with the barrel body of the core-taking impactor, the angle of the core-taking impactor is adjusted, and the sub-down-the-hole hammers are used for continuing rock drilling until the rock core is broken through the high-pressure air. According to the invention, by reducing the cutting area of the rock, the drilling efficiency is obviously improved due to less rock drilling area, the traditional rock drilling mode is avoided, and the number of the sub-down-the-hole hammers arranged in the circular cutting coring mode is much less than that of the sub-down-the-hole hammers designed in the traditional mode, so that the cost consumed by a drilling tool can be effectively reduced.
Preferably, the first and second electrodes are formed of a metal,
the coring component 2 also includes a slag discharge pipe 22;
the coring impactor 21 further comprises a slag discharge hole 212, and the slag discharge hole 212 is arranged between the two positive circulation sub-down-the-hole hammers 211;
the slag discharge holes 212 are correspondingly provided with the slag discharge pipes 22, and the slag discharge holes 212 are matched with the slag discharge pipes 22 and used for discharging rock slag.
In the practical application process, the coring impactor is further provided with a slag discharge pipe, a slag discharge hole at the rock drilling end of the slag discharge pipe is arranged between the two positive circulation sub-down-the-hole hammers, and the slag discharge holes are matched with the slag discharge pipe to discharge rock slag generated in the rock drilling process. In the working process, under the action of high-pressure gas, the coring impactor forms a closed space in the process of contacting with rocks, after the coring impactor rises, the gas forms pressure difference, and rock slag generated in rock drilling is driven to enter a slag discharge hole and a slag discharge pipe, so that pollution of the rock slag to air, water, soil and the surrounding environment is reduced.
Preferably, the first and second electrodes are formed of a metal,
the coring component 2 also comprises a slag collection chamber 23;
the slag collecting chamber 23 is connected with the slag discharge pipe 22 and is used for collecting rock slag.
In the actual application process, the coring component is also provided with a slag collecting chamber, and the slag collecting chamber is connected with the slag discharging pipe. In the working process, rock slag enters the slag discharging pipe from the slag discharging hole to move upwards under the driving of the air pressure difference and finally enters the slag collecting chamber.
Preferably, the first and second electrodes are formed of a metal,
the coring component 2 also includes a gas chamber 24;
the air chamber 24 is arranged below the slag collecting chamber 23, and the air chamber 24 is connected with the coring impactor 21 and used for conveying high-pressure air to the coring impactor 21.
In the actual application process, it still is provided with the air chamber to get the core part, and the air chamber setting is in the below of album sediment room, and the air chamber is connected with coring impacter, to coring impacter and carry high-pressure air. In the working process, high-pressure air enters the air chamber through the drill rod component and is injected into the coring impactor through the air chamber to drive the coring impactor to work.
Preferably, the first and second electrodes are formed of a metal,
the drill rod part 1 comprises a high pressure gas channel 11;
the high-pressure gas channel 11 passes through the slag collecting chamber 23 and is connected with the gas chamber 24.
In the practical application process, the drill rod component is provided with a high-pressure gas channel, and the high-pressure gas channel penetrates through the slag collecting chamber to be connected with the gas chamber. In the working process, high-pressure gas is injected into the coring impactor through a high-pressure gas channel in the drill rod component and a gas chamber in the coring component by a gas compressor and the like, and the sub-down-the-hole hammer is driven to drill rock.
Preferably, the first and second electrodes are formed of a metal,
the drill rod component 1 further comprises a slag discharge channel 12;
the slag discharge passage 12 communicates with the slag collection chamber 23.
In the practical application process, the drill rod component is also provided with a slag discharge channel which is communicated with the slag collection chamber. In the working process, the slag collecting device and other equipment are connected with the slag discharging channel, and rock slag in the slag discharging chamber is discharged into the slag collecting device through the slag discharging channel, so that the rock slag is collected and cleaned, and the pollution to the environment in the rock drilling process is reduced.
Preferably, the first and second electrodes are formed of a metal,
two slag discharging channels 12, two slag collecting chambers 23 and two coring impactors 21 are arranged;
two slag discharge channels 12, two slag collecting chambers 23 and two coring impactors 21 are symmetrically arranged at two sides of the high-pressure gas channel 11.
In the practical application process, two slag discharging channels, two slag collecting chambers and two core taking impactors are arranged, and the two slag discharging channels, the two slag collecting chambers and the two core taking impactors are symmetrically arranged on two sides of the high-pressure gas channel respectively. In the course of the work, based on the consideration of further raising the efficiency, can set up two sediment passageways, two collection sediment rooms and two and get the core impacters simultaneously, pour into high-pressure gas by the high-pressure gas passageway and supply two to get core impacters and work simultaneously, improved the efficiency that the core was got in the rock drilling greatly.
A reverse circulation impact system comprising any one of the reverse circulation impactors 1 described above;
the device also comprises a driving head 2, an air compressor 3 and a slag collecting device 4;
the driving head 2 is covered on the top of the reverse circulation impactor 1;
the air compressor 3 is connected with the high-pressure gas channel 11 through the driving head 2;
the slag collecting device 3 is connected with a slag discharging channel 12 through a driving head 2.
In the practical application process, the reverse circulation impact device is provided with a reverse circulation impactor, a driving head, an air compressor and a slag collecting device, wherein the driving head cover is arranged at the top of the reverse circulation impactor, and the air compressor and the slag collecting device are respectively connected with a high-pressure gas channel and a slag discharging channel through the driving head. In the working process, the air compressor is started to generate high-pressure gas, the high-pressure gas finally enters the coring impactor through the driving head, the high-pressure gas pipeline and the air chamber, the coring impactor performs rock drilling work under the action of the high-pressure gas, and the generated rock slag finally enters the slag collecting device through the slag discharge hole, the slag discharge pipeline, the slag discharge chamber and the slag discharge channel under the action of air pressure difference.
It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The reverse circulation impact device and system provided by the invention are described in detail above. The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. A reverse circulation impactor is characterized by comprising a drill rod component and a coring component;
the drill rod component and the coring component are integrally formed, and the drill rod component is arranged above the coring component;
the coring component comprises a coring impactor;
the bottom of the barrel body of the coring impactor is in a circular ring shape, and a plurality of positive circulation sub down-the-hole hammers are arranged on the circular ring at intervals;
the drill rod component is used for providing a high-pressure air channel for the coring impactor.
2. The reverse cycle impactor of claim 1,
the coring component also comprises a slag discharge pipe;
the coring impactor also comprises a slag discharge hole, and the slag discharge hole is arranged between the two positive circulation sub-down-the-hole hammers;
the slag discharging holes are correspondingly provided with the slag discharging pipes, and the slag discharging holes are matched with the slag discharging pipes and used for discharging rock slag.
3. The reverse circulation impactor of claim 2,
the coring component also comprises a slag collecting chamber;
the slag collecting chamber is connected with the slag discharge pipe and used for collecting rock slag.
4. The reverse circulation impactor of claim 3,
the coring component further comprises a gas chamber;
the air chamber sets up slag collecting chamber below, just the air chamber with it connects to get the core impacter, be used for to get the core impacter and carry high-pressure air.
5. The reverse cycle impactor of claim 4,
the drill rod component comprises a high pressure gas channel;
the high-pressure gas channel penetrates through the slag collecting chamber and is connected with the gas chamber.
6. The reverse circulation impactor of claim 5,
the drill rod component also comprises a slag discharge channel;
the slag discharging channel is communicated with the slag collecting chamber.
7. The reverse cycle impactor of claim 6,
the slag discharging channel, the slag collecting chamber and the coring impacter are respectively provided with two slag discharging channels;
the two slag discharge channels, the two slag collecting chambers and the two coring impactors are symmetrically arranged on two sides of the high-pressure gas channel.
8. A reverse circulation impactor system including a reverse circulation impactor according to any one of claims 6 to 7;
the device also comprises a driving head, an air compressor and a slag collecting device;
the driving force head is covered at the top of the reverse circulation impactor;
the air compressor is connected with the high-pressure gas channel through the driving power head;
the slag collecting device is connected with the slag discharging channel through the driving head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111544557.8A CN114016896A (en) | 2021-12-16 | 2021-12-16 | Reverse circulation impactor and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111544557.8A CN114016896A (en) | 2021-12-16 | 2021-12-16 | Reverse circulation impactor and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114016896A true CN114016896A (en) | 2022-02-08 |
Family
ID=80068881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111544557.8A Withdrawn CN114016896A (en) | 2021-12-16 | 2021-12-16 | Reverse circulation impactor and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114016896A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114016897A (en) * | 2021-12-16 | 2022-02-08 | 长沙黑金刚实业有限公司 | Reverse circulation impactor and system |
| CN115234186A (en) * | 2022-08-12 | 2022-10-25 | 中国铁建重工集团股份有限公司 | Combined core drilling machine and working method thereof |
-
2021
- 2021-12-16 CN CN202111544557.8A patent/CN114016896A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114016897A (en) * | 2021-12-16 | 2022-02-08 | 长沙黑金刚实业有限公司 | Reverse circulation impactor and system |
| CN114016897B (en) * | 2021-12-16 | 2024-05-10 | 长沙黑金刚实业有限公司 | Reverse circulation impactor and system |
| CN115234186A (en) * | 2022-08-12 | 2022-10-25 | 中国铁建重工集团股份有限公司 | Combined core drilling machine and working method thereof |
| CN115234186B (en) * | 2022-08-12 | 2024-02-27 | 中国铁建重工集团股份有限公司 | Combined coring drilling machine and working method thereof |
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Application publication date: 20220208 |