CN110424903B - Drill bit stabilizing double-channel slag collecting and discharging device - Google Patents
Drill bit stabilizing double-channel slag collecting and discharging device Download PDFInfo
- Publication number
- CN110424903B CN110424903B CN201910830467.1A CN201910830467A CN110424903B CN 110424903 B CN110424903 B CN 110424903B CN 201910830467 A CN201910830467 A CN 201910830467A CN 110424903 B CN110424903 B CN 110424903B
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- Prior art keywords
- tube
- stabilizing
- chamber
- outer tube
- channel
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- 230000000087 stabilizing effect Effects 0.000 title claims abstract description 60
- 238000007599 discharging Methods 0.000 title claims abstract description 29
- 239000002893 slag Substances 0.000 title claims abstract description 29
- 238000007789 sealing Methods 0.000 claims abstract description 32
- 239000003381 stabilizer Substances 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims abstract description 11
- 230000009977 dual effect Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims 1
- 238000005553 drilling Methods 0.000 abstract description 10
- 239000013049 sediment Substances 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
- E21B17/1078—Stabilisers or centralisers for casing, tubing or drill pipes
-
- 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
- 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
-
- 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/22—Rods or pipes with helical structure
-
- 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
- E21B21/12—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using drilling pipes with plural fluid passages, e.g. closed circulation systems
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (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 invention provides a drill bit stabilizing double-channel slag collecting and discharging device, wherein an outer tube is arranged in a stabilizing tube; the outer tube and the stabilizing tube are supported by the chamber sieve plate and the chamber sealing plate; the chamber sieve plate, the outer tube, the chamber sealing plate and the stabilizing tube are surrounded to form a slag collecting and discharging cavity; the stabilizer tube is provided with a first inlet, so that the drill hole is communicated with the inner cavity of the stabilizer tube; a second inlet is formed in the chamber sieve plate, so that the inner cavity of the stabilizing tube is communicated with the slag collecting and discharging cavity; a third inlet is formed in the outer tube; and communicating the slag collecting and discharging cavity with the second channel. Through receiving the combination of sediment chamber and binary channels structure, receive sediment chamber and receive sediment, discharge through the second passageway to feed liquor and flowing back are separated, can not destroy the drilling, thereby ensure the drilling size. And through the structure setting of stable pipe, ensure that the drill bit is unsettled, realize that the drill bit location drilling is off tracking, improve material discharge efficiency, avoid the card boring.
Description
Technical Field
The invention belongs to the technical field of drilling rods of drilling machines, and particularly relates to a dual-channel slag collecting and discharging device for drill bit stabilization.
Background
The conventional drill pipe has a plurality of problems in the use process. As shown in fig. 1, which is a schematic view of a conventional drill rod structure, a drill bit 96 is connected to a drill rod 93, a medium 91 is introduced through a central through hole 92, and the drilled material 94 is discharged along a gap between the outer surface of the drill rod 93 and a drilled hole 95. During this process, the flow of medium 91 and material 94 may disrupt bore 95, causing bore 95 to become larger, and bore 95 to deflect. In order to solve the technical problems, the applicant has developed a dual-channel drill rod with the following application number: 201910037331.5, but the dual channel drill pipe solves the problem of borehole offset to a great extent during the use test. However, as the total amount of the drill bit is large, the drill bit deviates from the drill rod due to the dead weight of the drill bit and the drill rod along with the extension of the drill hole, so that the problems of material discharging efficiency reduction, drill sticking, breaking off of connecting threads and the like are caused, and the double-channel drill rod still has errors in distance theory. In order to further reduce the error, a drill bit stabilizing dual-channel slag collecting and discharging device is developed.
Disclosure of Invention
In order to solve the technical problems, the invention discloses a drill bit stabilizing double-channel slag collecting and discharging device. The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview and is intended to neither identify key/critical elements nor delineate the scope of such embodiments. Its sole purpose is to present some concepts in a simplified form as a prelude to the more detailed description that is presented later.
The invention adopts the following technical scheme:
in some alternative embodiments, the drill bit stabilizing dual-channel slag collecting and discharging device comprises an inner tube, an outer tube and a supporting spiral belt, wherein the inner tube is arranged inside the outer tube, a first channel is formed inside the inner tube, and a second channel is formed between the outer surface of the inner tube and the inner surface of the outer tube; a plurality of mutually parallel supporting spiral belts are arranged in the second channel, one side surface of each supporting spiral belt is welded on the outer surface of the inner tube, and the other side surface is welded on the inner surface of the outer tube; the device also comprises a stabilizing tube, a chamber sieve plate and a chamber sealing plate; the outer tube is arranged inside the stabilizing tube; the outer tube and the stabilizing tube are supported by the chamber sieve plate and the chamber sealing plate; the chamber sieve plate, the outer tube, the chamber sealing plate and the stabilizing tube are surrounded to form a slag collecting and discharging cavity.
The stabilizer tube is provided with a first inlet, so that the drill hole is communicated with the inner cavity of the stabilizer tube;
A second inlet is formed in the chamber sieve plate, so that the inner cavity of the stabilizing tube is communicated with the slag collecting and discharging cavity;
a third inlet is formed in the outer tube; communicating the slag collecting and discharging cavity with the second channel;
Further, the device also comprises a chamber front end sealing plate and a chamber rear end sealing plate; the front end sealing plate of the cavity is arranged at the front end of the stabilizing tube, and two ends of the front end sealing plate are respectively welded with the stabilizing tube and the outer tube; the rear end sealing plate is arranged at the rear end of the stabilizing tube, and two ends of the rear end sealing plate are welded with the stabilizing tube and the outer tube respectively.
Further, the device also comprises a front guide plate and a rear guide plate; the rear guide plate is of a taper sleeve structure and is sleeved on the outer tube and welded with the outer tube and the stabilizing tube; the front guide plate is obliquely installed between the stabilizing tube and the outer tube and welded with the outer tube and the stabilizing tube.
Further, the number of the supporting spiral bands is 1 to 4.
Further, the front end of the inner tube is provided with an extension tube, the outer surface of the extension tube is provided with external threads, and the inner surface of the rear end of the inner tube is provided with internal threads.
The invention has the beneficial effects that: through receiving the combination of sediment chamber and binary channels structure, receive sediment chamber and receive sediment, discharge through the second passageway to feed liquor and flowing back are separated, can not destroy the drilling, thereby ensure the drilling size. And through the structure setting of stable pipe, ensure that the drill bit is unsettled, realize that the drill bit location drilling is off tracking, improve material discharge efficiency, avoid the card boring.
To the accomplishment of the foregoing and related ends, the following description and annexed drawings set forth in detail certain illustrative aspects and are indicative of but a few of the various ways in which the principles of the various embodiments may be employed. Other benefits and novel features will become apparent from the following detailed description when considered in conjunction with the drawings, the disclosed embodiments are intended to include all such aspects and their equivalents.
Drawings
FIG. 1 is a schematic view of a prior art drill rod during drilling;
FIG. 2 is a schematic front view of a drill bit stabilizing dual channel slag collecting and discharging device;
FIG. 3 is a right side view of FIG. 2;
FIG. 4 is a C-C view of FIG. 3;
FIG. 5 is a schematic cross-sectional view of a drill bit stabilizing dual channel slag collecting and discharging device;
FIG. 6 is a D-D view of FIG. 2;
FIG. 7 is an E-E view of FIG. 2;
FIG. 8 is a schematic view of a stabilizer tube structure;
FIG. 9 is a F-F view of FIG. 8;
FIG. 10 is a schematic view of the structure of the outer tube and the inner tube;
FIG. 11 is a G-G view of FIG. 10;
Fig. 12 is a schematic diagram of operation.
Detailed Description
The following description and the drawings sufficiently illustrate specific embodiments of the invention to enable those skilled in the art to practice them. Other embodiments may involve structural, logical, electrical, process, and other changes. The embodiments represent only possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in, or substituted for, those of others.
In some illustrative embodiments, as shown in fig. 2-11, the drill stabilizing dual channel slag collecting and discharging device comprises an inner tube 1, an outer tube 2, a supporting spiral band 3, a front guide plate 4, a chamber front end sealing plate 5, a stabilizing tube 6, a chamber screen plate 7, a chamber sealing plate 8, a chamber rear end sealing plate 9 and a rear guide plate 10. The inner tube 1 is arranged inside the outer tube 2, a first channel 107 is formed inside the inner tube 1, and a second channel 108 is formed between the outer surface of the inner tube 1 and the inner surface of the outer tube 2. The second channel 108 is internally provided with a plurality of mutually parallel supporting spiral belts 3, one side surface of each supporting spiral belt 3 is welded on the outer surface of the inner tube 1, and the other side surface is welded on the inner surface of the outer tube 2, so that a double-channel drill bit is formed, and the medium 101 enters from the first channel 107 and is discharged from the second channel 108. The stabilizing tube 6 is sleeved on the outer tube 2, so that the outer tube 2 is positioned inside the stabilizing tube 6. The stabilizing tube 6 is provided with a first inlet 105, the chamber screen 7 is provided with a second inlet 104, and the outer tube 2 is provided with a third inlet 103. The stabilizing tube 6 and the outer tube 2 are in supporting connection through a chamber sieve plate 7 and a chamber sealing plate 8. More specifically, the chamber screen plate 7 and the chamber sealing plate 8 are respectively installed along two sides of the first inlet 105 formed in the stabilizing tube 6 in the axial direction, and are respectively welded to the stabilizing tube 6 and the outer tube 2 up and down. The chamber screen 7 is welded together at a suitable distance from the edge of the first inlet 105. The chamber sieve plate 7, the outer tube 2, the chamber sealing plate 8 and the stabilizing tube 6 are surrounded to form a slag collecting and discharging cavity 106. So that the bore 110 communicates with the inner cavity 102 of the stabilizer tube 6, the inner cavity 102 of the stabilizer tube communicates with the slag collecting and discharging cavity 106, and the slag collecting and discharging cavity 106 communicates with the second channel 108.
The front end sealing plate 5 of the chamber is arranged at the front end of the stabilizing tube 6, and two ends of the front end sealing plate are welded with the stabilizing tube 6 and the outer tube 2 respectively and used for supporting the stabilizing tube 6 and the outer tube 2. And welded with the chamber screen plate 7 and the chamber sealing plate 8. The rear end sealing plate 9 of the cavity is sleeved at the rear end of the stabilizing tube 6, and two ends of the rear end sealing plate are welded with the stabilizing tube 6 and the outer tube 2 respectively and used for supporting the stabilizing tube 6 and the outer tube 2. And welded with the chamber screen plate 7 and the chamber sealing plate 8. The rear guide plate 10 is of a taper sleeve structure, and the rear guide plate 10 is sleeved on the outer tube 2 and welded with the outer tube 2 and the stabilizing tube 6; the front guide plate 4 is obliquely installed between the stabilizer tube 6 and the outer tube 2 and welded with the outer tube 2 and the stabilizer tube 6.
During operation, the drill bit 12 and the drill rod 11 are arranged on the drill bit stabilizing double-channel slag collecting and discharging device, the medium 101 enters from the first channel 107, the drilled material 111 enters the cavity 106 along with the medium 101 through the first inlet 105 on the stabilizing tube 6 and the cavity sieve plate 7, and enters the second channel 108 through the third inlet 103 to be discharged, so that damage to the drilled hole 110 caused by the drilled material 110 and the medium 101 is reduced, and the construction size and accuracy of the drilled hole 110 can be ensured. In the process, the supporting spiral belt 3 rotates to push the materials and the medium 101 to be discharged along the second channel 108, so that uninterrupted discharge of the materials is ensured, the discharge efficiency is improved, meanwhile, the material discharge is more labor-saving, and the power consumption of the drilling machine is reduced. While the stabilizer tube 6 is supported in a large area for positioning the drill bit 12.
In an alternative embodiment, the number of support spiral bands 3 is 1 to 4.
In an alternative embodiment, the front end of the inner tube 1 is provided with an extension tube, the outer surface of the extension tube is provided with external threads, and the inner surface of the rear end of the inner tube is provided with internal threads, so that the inner tube is conveniently in threaded connection with a drill rod of a drill bit.
Those of skill would further appreciate that the various illustrative logical blocks, modules, circuits, and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware, computer software, or combinations of both. To clearly illustrate this interchangeability of hardware and software, various illustrative components, blocks, modules, circuits, and steps have been described above generally in terms of their functionality. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the overall system. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present disclosure.
Claims (5)
1. The drill bit stabilizing double-channel slag collecting and discharging device comprises an inner tube, an outer tube and a supporting spiral belt, wherein the inner tube is arranged in the outer tube, a first channel is formed in the inner tube, and a second channel is formed between the outer surface of the inner tube and the inner surface of the outer tube; a plurality of mutually parallel supporting spiral belts are arranged in the second channel, one side surface of each supporting spiral belt is welded on the outer surface of the inner tube, and the other side surface is welded on the inner surface of the outer tube; the method is characterized in that: the device also comprises a stabilizing tube, a chamber sieve plate and a chamber sealing plate; the outer tube is arranged inside the stabilizing tube; the outer tube and the stabilizing tube are supported by the chamber sieve plate and the chamber sealing plate; the chamber sieve plate, the outer tube, the chamber sealing plate and the stabilizing tube are surrounded to form a slag collecting and discharging cavity; the stabilizer tube is provided with a first inlet, so that the drill hole is communicated with the inner cavity of the stabilizer tube; a second inlet is formed in the chamber sieve plate, so that the inner cavity of the stabilizing tube is communicated with the slag collecting and discharging cavity; a third inlet is formed in the outer tube; communicating the slag collecting and discharging cavity with the second channel;
the medium enters from the first channel, the drilled material enters into the slag collecting cavity through the chamber sieve plate filtration along with the medium from the first inlet on the stabilizing tube, and enters into the second channel through the third inlet for discharge.
2. The drill bit stabilizing dual channel slag collecting and discharging device as claimed in claim 1, further comprising a chamber front end sealing plate and a chamber rear end sealing plate; the front end sealing plate of the cavity is arranged at the front end of the stabilizing tube, and two ends of the front end sealing plate are respectively welded with the stabilizing tube and the outer tube; the rear end sealing plate is arranged at the rear end of the stabilizing tube, and two ends of the rear end sealing plate are welded with the stabilizing tube and the outer tube respectively.
3. The drill bit stabilizing dual channel slag collecting and discharging device as claimed in claim 2, further comprising a front guide plate and a rear guide plate; the rear guide plate is of a taper sleeve structure and is sleeved on the outer tube and welded with the outer tube and the stabilizing tube; the front guide plate is obliquely installed between the stabilizing tube and the outer tube and welded with the outer tube and the stabilizing tube.
4. The drill bit stabilizing dual channel slag receiving and discharging device as claimed in claim 3, wherein the number of said supporting helical bands is 1 to 4.
5. The drill bit stabilizing double-channel slag collecting and discharging device according to claim 4, wherein an outer tube with an outer thread on the outer surface is arranged at the front end of the inner tube, and an inner thread is arranged on the inner surface of the rear end of the inner tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910830467.1A CN110424903B (en) | 2019-09-04 | 2019-09-04 | Drill bit stabilizing double-channel slag collecting and discharging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910830467.1A CN110424903B (en) | 2019-09-04 | 2019-09-04 | Drill bit stabilizing double-channel slag collecting and discharging device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110424903A CN110424903A (en) | 2019-11-08 |
| CN110424903B true CN110424903B (en) | 2024-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910830467.1A Active CN110424903B (en) | 2019-09-04 | 2019-09-04 | Drill bit stabilizing double-channel slag collecting and discharging device |
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| Country | Link |
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| CN (1) | CN110424903B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112240166B (en) * | 2020-10-15 | 2023-01-24 | 西安乔木科技技术有限公司 | Water circulation treatment device for coal mine underground directional kilometer drilling machine and construction method thereof |
| CN113756730B (en) * | 2021-07-02 | 2023-10-27 | 河南理工大学 | Spiral drill rod with protruding coal seam circumference flow supply shield pressure relief sieve holes |
| CN113530481B (en) * | 2021-07-09 | 2024-01-09 | 河南理工大学 | Protruding coal seam large-diameter circumference flow supply shield pressure relief sieve mesh drill rod |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210530768U (en) * | 2019-09-04 | 2020-05-15 | 高九华 | Drill bit stable double-channel slag collecting and discharging device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3916998A (en) * | 1974-11-05 | 1975-11-04 | Jr Samuel L Bass | Drilling stabilizer and method |
| CN202627983U (en) * | 2012-06-18 | 2012-12-26 | 濉溪县博文机械制造有限责任公司 | Drill rod for coal mine |
| CN108278081B (en) * | 2017-01-05 | 2020-05-22 | 通用电气公司 | Rotary steerable drilling system and method based on imbalance force measurement control |
| CN207092979U (en) * | 2017-07-26 | 2018-03-13 | 中国水利水电第十四工程局有限公司 | A kind of prestress anchorage cable boring centralizer |
| CN109594935A (en) * | 2019-01-15 | 2019-04-09 | 高九华 | Interior deslagging binary channels drilling rod |
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2019
- 2019-09-04 CN CN201910830467.1A patent/CN110424903B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210530768U (en) * | 2019-09-04 | 2020-05-15 | 高九华 | Drill bit stable double-channel slag collecting and discharging device |
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| CN110424903A (en) | 2019-11-08 |
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