CN111794675B - Surface mine blasthole drilling equipment - Google Patents
Surface mine blasthole drilling equipment Download PDFInfo
- Publication number
- CN111794675B CN111794675B CN202010676369.XA CN202010676369A CN111794675B CN 111794675 B CN111794675 B CN 111794675B CN 202010676369 A CN202010676369 A CN 202010676369A CN 111794675 B CN111794675 B CN 111794675B
- Authority
- CN
- China
- Prior art keywords
- wax
- sleeve
- wall
- injection sleeve
- wax injection
- 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.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
- E21B21/01—Arrangements for handling drilling fluids or cuttings outside the borehole, e.g. mud boxes
- E21B21/015—Means engaging the bore entrance, e.g. hoods for collecting dust
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B12/00—Accessories for drilling tools
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/18—Pipes provided with plural fluid passages
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B3/00—Rotary drilling
- E21B3/02—Surface drives for rotary drilling
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B36/00—Heating, cooling, insulating arrangements for boreholes or wells, e.g. for use in permafrost zones
- E21B36/04—Heating, cooling, insulating arrangements for boreholes or wells, e.g. for use in permafrost zones using electrical heaters
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention discloses an open mine blasthole drilling device which comprises a driving device, wherein the driving device is connected with a wall-fixing drill, the wall-fixing drill comprises a drill rod, a wall breaking sleeve and a wax injection sleeve, a drill bit is arranged at the lower end of the drill rod, the drill rod is sleeved with the wall breaking sleeve, the upper end of the drill rod and the upper end of the wall breaking sleeve are coplanar and fixedly connected and are jointly connected with a driving shaft of the driving device, the wall breaking sleeve is sleeved with the wax injection sleeve, the wax injection sleeve is matched with the wall breaking sleeve through a bearing, a cavity for containing wax oil is arranged in the wax injection sleeve, and a wax outlet is formed in the side wall of the wax injection sleeve. Through the arrangement of the invention, a paraffin layer is formed on the inner wall surface of the blasthole, so that the sealing property and the surface smoothness of the blasthole are increased, the soil is always in the wall-broken sleeve in the drilling process, the dust is prevented from leaking, and a better construction environment is provided.
Description
Technical Field
The invention relates to the technical field of auxiliary equipment for mining, in particular to surface mine blast hole drilling equipment.
Background
The drilling equipment is a general name of machinery and equipment which utilizes tools harder and sharper than a target object to leave a cylindrical hole or hole on the target object in a rotary cutting or rotary extrusion mode, and is also called a drilling machine, a perforating machine, a punching machine, a through hole machine and the like.
Therefore, the drilling equipment for the open-pit mining is provided for improving the wall density of the blasting hole.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a surface mine blasthole drilling device.
In order to achieve the purpose, the invention adopts the following technical scheme:
the open mine blasthole drilling equipment comprises a driving device and is characterized in that the driving device is connected with a wall-fixing drill, the wall-fixing drill comprises a drill rod, a drill bit is arranged at the lower end of the drill rod, a wall breaking sleeve is sleeved outside the drill rod, the upper end of the drill rod and the upper end of the wall breaking sleeve are coplanar and fixedly connected and are jointly connected with a driving shaft of the driving device, a wax injection sleeve is sleeved outside the wall breaking sleeve and matched with the wall breaking sleeve through a bearing, a cavity for containing wax oil is arranged in a wax injection sleeve barrel, and a wax outlet is formed in the side wall of the wax injection sleeve barrel;
further, the driving device is fixed on the drilling machine body through a fixing plate, a driving shaft of the driving device penetrates through the fixing plate to drive the drill rod and the wall breaking sleeve to coaxially rotate, and the wax injection sleeve is fixedly connected with the fixing plate;
furthermore, a wax injection port is arranged at the upper end of the matching part of the fixed plate and the wax injection sleeve, the wax injection sleeve is connected with a wax supply device through a wax supply pipe, and the wax supply device comprises a wax liquid barrel and a temperature control and electric heater; the liquid paraffin barrel is used for storing liquid paraffin; the temperature control and electric heater is arranged at the bottom of the paraffin liquid barrel and is used for ensuring that the liquid paraffin in the paraffin liquid barrel is in a liquid state when the temperature is higher than the melting point of the paraffin; a wax supply pump connected with a wax supply pipe is arranged in the wax liquid barrel;
furthermore, the wall breaking sleeve comprises a cutting cylinder and a driving cylinder, the cutting cylinder is arranged at the lower end of the driving cylinder, the diameter of the driving cylinder is smaller than that of the cutting cylinder, the driving cylinder is sleeved with the wax injection sleeve, and the diameter of the wax injection sleeve is smaller than that of the cutting cylinder;
furthermore, a concave wax outlet area is arranged on the side wall of one end, close to the cutting cylinder, of the wax injection sleeve, the wax outlet area is provided with a smooth edge, and the wax outlets are uniformly distributed in the wax outlet area;
furthermore, the lateral wall of broken wall sleeve with annotate the wax sleeve is provided with a plurality of openings, the opening is annular array and arranges.
Compared with the prior art, the invention has the beneficial effects that: the wax injection sleeve provided by the invention ensures that the liquid paraffin is adhered to the side wall of the blasthole through the wax injection hole in the descending process of the drill rod, the paraffin is uniformly adhered through the side wall of the wax injection sleeve, and the defect position in the side wall of the blasthole is filled; through the broken wall sleeve that sets up, guaranteed to accomodate into the clearance that broken wall sleeve and drilling rod formed with dust is complete when the drilling rod operation, realized dirt-proof function.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
Fig. 1 is a schematic view of the overall structure of a wall-fixing drill according to the present invention;
fig. 2 and 3 are partial schematic views of the drilling apparatus according to the present invention.
In the figure: 1. a drive device; 2. a drill stem; 3. breaking the wall of the sleeve; 31. a drive cylinder; 32. a cutting cylinder; 4. a wax injection sleeve; 41. a wax outlet area; 42. a wax outlet; 5. an opening; 6. a baffle plate; 71. a wax supply pipe; 72. a wax liquid barrel is arranged; 73. temperature control and electric heater.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-3, a surface mine blast hole drilling device comprises a driving device 1 (motor), wherein the driving device 1 is fixedly arranged on a fixing plate, the fixing plate is a part of an existing drilling machine, a motor shaft penetrates through the fixing plate and is connected with one end of a driving cylinder 31 of a wall breaking sleeve 3 and one end of a drill rod 2 together, the driving cylinder 31 is connected with the drill rod 2 through connecting ribs in an annular array, and the driving cylinder 31 and the drill rod 2 rotate coaxially;
the wall fixing drill comprises a drill rod 2, a wall breaking sleeve 3 and a wax injection sleeve 4, a drill bit is arranged at the lower end of the drill rod 2, the wall breaking sleeve 3 is sleeved outside the drill rod 2, the length of the wall breaking sleeve 3 is equal to that of the drill rod 2, the wall breaking sleeve 3 comprises a cutting cylinder 32 and a driving cylinder 31, the cutting cylinder 32 is arranged at the lower end of the driving cylinder 31, the diameter of the driving cylinder 31 is smaller than that of the cutting cylinder 32, the driving cylinder 31 is sleeved outside the wax injection sleeve 4 and is matched with the wax injection sleeve 4 through a bearing, the diameter of the wax injection sleeve 4 is smaller than that of the cutting cylinder 32, a cavity for containing wax oil is arranged in the wax injection sleeve 4, a sunken wax outlet area 41 is arranged on the side wall of one end, close to the cutting cylinder 32, of the wax injection sleeve 4, the wax outlet area 41 is provided with smooth edges, and wax outlets 42 are uniformly distributed in the wax outlet area;
the side wall of the driving cylinder 31 and the side wall of the wax injection sleeve 2 are provided with a plurality of openings 5 which are arranged in an annular array, when the driving cylinder rotates to a certain position to enable the openings 5 on the side walls of the two cylinders to be superposed, soil in the blasthole is discharged from the openings and is blocked by the baffle 6, and the soil is prevented from entering the blasthole again;
the upper end of the matching part of the fixed plate and the wax injection sleeve is provided with a wax injection opening, the wax injection sleeve is connected with a wax supply device through a wax supply pipe 71, one end of the wax supply pipe 71 extends into the wax injection sleeve 4, the other end of the wax supply pipe extends into a wax liquid barrel 72, the wax liquid barrel is used for storing liquid paraffin, and a temperature control and electric heater 73 is arranged at the bottom of the wax liquid barrel 72 and is used for ensuring that the temperature of the liquid paraffin in the wax liquid barrel is higher than the melting point of the paraffin and is in a liquid state; in other embodiments, a valve is installed on the wax supply pipe, a filter, a wax injection pump and a wax injection pressure gauge are sequentially arranged between the wax liquid barrel 72 and the valve and respectively installed on the wax supply pipe 71, and the filter is used for filtering and removing liquid paraffin impurities; the wax injection pump and the wax injection pressure gauge are used for ensuring the pressure of the liquid paraffin injected through the valve; the pipeline is provided with a pipeline heating belt for heating paraffin in the pipeline, so that the paraffin is prevented from being solidified too early.
The invention has the following use flow: during drilling, the drill bit preferentially gets into the soil layer and drills, then the cutting barrel gets into the soil layer and widens the hole, get into the big gun hole back completely at the cutting barrel, start the wax supply device, make and fill up liquid paraffin in the notes wax sleeve, continue to drill, supply with liquid paraffin in the continuous wax sleeve of annotating of drilling process, liquid paraffin sprays in the big gun hole inner wall by a wax outlet, and by annotating the compaction of wax bucket inner wall, follow the drilling axial and take out drilling equipment after drilling is accomplished, make drilling equipment be the horizontality, drive arrangement drive broken wall sleeve is rotatory simultaneously, make dust pass through the opening and discharge.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (3)
1. The open mine blast hole drilling equipment comprises a driving device and is characterized in that the driving device is connected with a solid wall drill, the solid wall drill comprises a drill rod, a wall breaking sleeve and a wax injection sleeve, a drill bit is arranged at the lower end of the drill rod, the drill rod is sleeved with the wall breaking sleeve, the upper end of the drill rod and the upper end of the wall breaking sleeve are coplanar and fixedly connected and are jointly connected with a driving shaft of the driving device, the wall breaking sleeve is sleeved with the wax injection sleeve, the wax injection sleeve is matched with the wall breaking sleeve through a bearing, a cavity for containing wax oil is arranged in the wax injection sleeve, and a wax outlet is formed in the side wall of the wax injection sleeve;
the driving device is fixed on the drilling machine body through a fixing plate, a driving shaft of the driving device penetrates through the fixing plate to drive the drill rod and the wall breaking sleeve to coaxially rotate, and the wax injection sleeve is fixedly connected with the fixing plate;
the drill rod is a spiral drill rod;
the side walls of the wall breaking sleeve and the wax injection sleeve are provided with a plurality of openings which are arranged in an annular array;
a baffle plate is arranged below the opening;
the wall breaking sleeve comprises a cutting cylinder and a driving cylinder, the cutting cylinder is arranged at the lower end of the driving cylinder, the diameter of the driving cylinder is smaller than that of the cutting cylinder, the driving cylinder is sleeved with the wax injection sleeve, and the diameter of the wax injection sleeve is smaller than that of the cutting cylinder;
when the driving barrel rotates to a certain position to enable the side wall openings of the two barrels to coincide, soil in the blasthole is discharged from the openings and is blocked by the baffle plate to be prevented from entering the blasthole again.
2. The surface mine blasthole drilling equipment as defined in claim 1, wherein a wax injection port is formed at the upper end of the matching part of the fixing plate and the wax injection sleeve, the wax injection sleeve is connected with a wax supply device through a wax supply pipe, and the wax supply device comprises a wax liquid barrel and a temperature control and electric heater; the liquid paraffin barrel is used for storing liquid paraffin; the temperature control and electric heater is arranged at the bottom of the paraffin liquid barrel and is used for ensuring that the liquid paraffin in the paraffin liquid barrel is in a liquid state when the temperature is higher than the melting point of the paraffin; and a wax supply pump connected with the wax supply pipe is arranged in the wax liquid barrel.
3. The surface mine blasthole drilling equipment as defined in claim 1, wherein a side wall of the wax injection sleeve adjacent to one end of the cutting barrel is provided with a recessed wax outlet area, the wax outlet area has a smooth edge, and the wax outlets are uniformly distributed in the wax outlet area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010676369.XA CN111794675B (en) | 2020-07-14 | 2020-07-14 | Surface mine blasthole drilling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010676369.XA CN111794675B (en) | 2020-07-14 | 2020-07-14 | Surface mine blasthole drilling equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111794675A CN111794675A (en) | 2020-10-20 |
| CN111794675B true CN111794675B (en) | 2023-02-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010676369.XA Active CN111794675B (en) | 2020-07-14 | 2020-07-14 | Surface mine blasthole drilling equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN111794675B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008033536A2 (en) * | 2006-09-14 | 2008-03-20 | Carter Ernest E | Method of forming subterranean barriers with molten wax |
| CN101864920B (en) * | 2010-06-04 | 2014-11-05 | 李国民 | Underground hot-melting cast tube wall protection method |
| US9365271B2 (en) * | 2013-09-10 | 2016-06-14 | Cameron International Corporation | Fluid injection system |
| CN104088589B (en) * | 2014-07-01 | 2016-08-24 | 北京市三一重机有限公司 | Drilling tool and rotary drilling rig |
| CN105317396B (en) * | 2015-10-13 | 2018-04-17 | 山东大学 | Slurries mixing arrangement and its application method in a kind of surface grout injection drilling |
| GB2562620B (en) * | 2017-04-17 | 2021-09-15 | Schlumberger Technology Bv | Systems and methods for remediating a microannulus in a wellbore |
| WO2018204054A1 (en) * | 2017-05-01 | 2018-11-08 | Conocophillips Company | Metal seal for liner drilling |
| CN111058762B (en) * | 2019-12-26 | 2021-02-02 | 华北有色工程勘察院有限公司 | Device for conveniently drilling in broken rock mass and drilling method thereof |
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2020
- 2020-07-14 CN CN202010676369.XA patent/CN111794675B/en active Active
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| Publication number | Publication date |
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| CN111794675A (en) | 2020-10-20 |
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