CN111535762A - Drill bit cooling dust remover - Google Patents
Drill bit cooling dust remover Download PDFInfo
- Publication number
- CN111535762A CN111535762A CN202010429545.XA CN202010429545A CN111535762A CN 111535762 A CN111535762 A CN 111535762A CN 202010429545 A CN202010429545 A CN 202010429545A CN 111535762 A CN111535762 A CN 111535762A
- Authority
- CN
- China
- Prior art keywords
- barrel
- drill bit
- outer barrel
- lower extreme
- interior
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000428 dust Substances 0.000 title claims abstract description 22
- 238000001816 cooling Methods 0.000 title claims abstract description 12
- 230000008878 coupling Effects 0.000 claims abstract description 3
- 238000010168 coupling process Methods 0.000 claims abstract description 3
- 238000005859 coupling reaction Methods 0.000 claims abstract description 3
- 238000003825 pressing Methods 0.000 claims description 12
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 230000036541 health Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000007480 spreading Effects 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 238000005553 drilling Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 206010057190 Respiratory tract infections Diseases 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 206010035653 pneumoconiosis Diseases 0.000 description 1
- 230000004202 respiratory function Effects 0.000 description 1
- 238000006467 substitution reaction 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
- 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
-
- 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
- E21B12/00—Accessories for drilling tools
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)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The utility model provides a drill bit cooling dust remover, outer barrel and interior barrel including equal vertical setting, interior barrel coaxial line sets up inside outer barrel, form the annular chamber between outer barrel and the interior barrel, the upper end of interior barrel and outer barrel is through going up annular plate fixed connection, the lower extreme of interior barrel is less than the lower extreme of outer barrel, outer barrel lower extreme fixedly connected with conical cylinder, conical cylinder is thin thick structure down, through annular plate fixed connection down between conical cylinder's the lower extreme and the lower extreme of interior barrel, the upper portion of outer barrel is provided with the coupling, evenly be equipped with a plurality of nozzle along the circumferencial direction on the annular plate down, the upper portion and the lower part of interior barrel inner wall are equipped with upper bearing subassembly and lower bearing subassembly respectively. The invention can effectively prevent dust from spreading in the construction process of the drill bit, can also play a role in assisting in cooling the drill bit in work, greatly ensures the physical health of constructors, is also beneficial to prolonging the service life of the drill bit and improving the construction level.
Description
Technical Field
The invention belongs to the technical field of mining equipment, and particularly relates to a drill bit cooling dust remover.
Background
Drill bits are indispensable tools for mining engineering and are also widely used in various engineering fields. In the use of drill bit, often accompanied with the dust that the matrix was raised, threatened for staff's health. Once dust particles are inhaled by a human body, viruses and bacteria carried in the dust particles possibly cause respiratory tract infection, and even lead to pneumoconiosis after long-term accumulation, so that the respiratory function of the lungs is seriously influenced. At present, no effective dust settling measure is taken during the operation of the drill bit.
Disclosure of Invention
The invention provides a drill bit cooling dust remover which is simple in structure and is installed on a drill rod, and aims to overcome the defects in the prior art.
In order to solve the technical problems, the invention adopts the following technical scheme: the utility model provides a drill bit cooling dust remover, outer barrel and interior barrel including equal vertical setting, interior barrel coaxial line sets up inside outer barrel, form the annular chamber between outer barrel and the interior barrel, the upper end of interior barrel and outer barrel is through going up annular plate fixed connection, the lower extreme of interior barrel is less than the lower extreme of outer barrel, outer barrel lower extreme fixedly connected with conical cylinder, conical cylinder is thin thick structure down, through annular plate fixed connection down between conical cylinder's the lower extreme and the lower extreme of interior barrel, the upper portion of outer barrel is provided with the coupling, evenly be equipped with a plurality of nozzle along the circumferencial direction on the annular plate down, the upper portion and the lower part of interior barrel inner wall are equipped with upper bearing subassembly and lower bearing subassembly respectively.
The upper bearing assembly and the lower bearing assembly are the same in structure and are symmetrically arranged up and down, the upper bearing assembly comprises a positioning ring, a deep groove ball bearing and a pressing sleeve which are sequentially arranged from bottom to top, the positioning ring is fixedly arranged on the inner wall of the inner barrel, the deep groove ball bearing is arranged on the positioning ring, the outer ring of the deep groove ball bearing is in interference fit with the inner wall of the inner barrel, the pressing sleeve extends into the inner barrel, the outer circle of the pressing sleeve is in threaded connection with the inner ring of the inner barrel, and the lower end of the pressing sleeve is in compression joint with the upper end.
The included angle between the central line of each nozzle and the central line of the inner cylinder body is 3-10 degrees, and the central line of each nozzle extends downwards to intersect with the central line of the inner cylinder body.
The nozzle is provided with an inner ring and an outer ring along the circumferential direction of the lower ring plate.
When the technical scheme is adopted, the rod part of the drill bit penetrates into the inner cylinder body firstly, the outer circle of the rod part of the drill bit and the inner rings of the deep groove ball bearings of the upper bearing assembly and the lower bearing assembly are assembled into a whole in an interference fit mode, the drilling head part of the drill bit is positioned below the lower bearing assembly, then the upper end of the rod part of the drill bit is installed at the clamping part of a drilling machine or an electric hand drill, the water pipe is connected with the pipe joint, the water pump is arranged on the water pipe, the drill bit rotates to perform drilling operation during drilling operation, the inner cylinder body and the outer cylinder body do not rotate when the rod part of the drill bit rotates at high speed, clear water is pumped by the water pump, enters the annular cavity through the water pipe and is sprayed downwards to the head part of the drill bit through the nozzle, dust generated during drilling is not splashed.
The nozzle is provided with an inner ring and an outer ring along the circumferential direction of the lower ring plate, and an inner-layer conical-barrel-shaped fog cover and an outer-layer conical-barrel-shaped fog cover are formed in the spraying dust fall process of the nozzle, so that dust is prevented from passing through the inner-layer fog cover and then being captured by the outer-layer fog cover again, and the dust fall effect is ensured.
In conclusion, the invention can effectively prevent dust from spreading in the construction process of the drill bit, can also play an auxiliary role of cooling the drill bit in work, greatly ensures the physical health of constructors, is also beneficial to prolonging the service life of the drill bit and improving the construction level.
Drawings
FIG. 1 is a schematic structural diagram 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.
As shown in fig. 1, the drill bit cooling dust remover of the present invention comprises an outer cylinder 1 and an inner cylinder 2 both vertically arranged, wherein the inner cylinder 2 is coaxially arranged inside the outer cylinder 1, an annular cavity 3 is formed between the outer cylinder 1 and the inner cylinder 2, the upper ends of the inner cylinder 2 and the outer cylinder 1 are fixedly connected through an upper annular plate 4, the lower end of the inner cylinder 2 is lower than the lower end of the outer cylinder 1, the lower end of the outer cylinder 1 is fixedly connected with a conical cylinder 5, the conical cylinder 5 is of a structure with a thin upper part and a thick lower part, the lower end of the conical cylinder 5 is fixedly connected with the lower end of the inner cylinder 2 through a lower annular plate 6, the upper part of the outer cylinder 1 is provided with a pipe joint 7, the lower annular plate 6 is uniformly provided with a plurality of nozzles 8 along the circumferential direction, and the upper portion and the lower.
The structure of the upper bearing assembly is the same as that of the lower bearing assembly, the upper bearing assembly and the lower bearing assembly are arranged in an up-down symmetrical mode, the upper bearing assembly comprises a positioning ring 9, a deep groove ball bearing 10 and a pressing sleeve 11, the positioning ring 9 is fixedly arranged on the inner wall of the inner barrel 2, the deep groove ball bearing 10 is arranged on the positioning ring 9, the outer ring of the deep groove ball bearing 10 is in interference fit with the inner wall of the inner barrel 2, the pressing sleeve 11 extends into the inner barrel 2, the outer circle of the pressing sleeve 11 is in threaded connection with the inner ring of the inner barrel 2, and the lower end of the pressing sleeve 11 is.
The included angle between the central line of each nozzle 8 and the central line of the inner cylinder 2 is 3-10 degrees, and the central line of each nozzle 8 extends downwards to intersect with the central line of the inner cylinder 2.
The nozzle 8 is provided with an inner ring and an outer ring along the circumferential direction of the lower ring plate.
When the device is used, the rod part of a drill bit is firstly inserted into the inner cylinder body 2, the outer circle of the rod part of the drill bit is assembled with the inner rings of the deep groove ball bearings 10 of the upper bearing assembly and the lower bearing assembly into a whole in an interference fit mode, the drilling head part of the drill bit is positioned below the lower bearing assembly, then the upper end of the rod part of the drill bit is installed at the clamping part of a drilling machine or an electric hand drill, a water pipe is connected with a pipe joint 7, a water pump is arranged on the water pipe, the drill bit rotates to perform drilling operation during drilling operation, the inner cylinder body 2 and the outer cylinder body 1 do not rotate when the rod part of the drill bit rotates at high speed due to the arrangement of the deep groove ball bearings 10, clear water pumped by the water pump enters the annular cavity 3 through the water pipe and is downwards sprayed to the head part of the drill bit through.
The nozzle 8 is provided with an inner ring and an outer ring along the circumferential direction of the lower ring plate, and an inner-layer conical-tube-shaped fog cover and an outer-layer conical-tube-shaped fog cover are formed in the spraying dust-falling process of the nozzle 8, so that dust is prevented from passing through the inner-layer fog cover and then being captured by the outer-layer fog cover again, and the dust-falling effect is ensured.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a drill bit cooling dust remover which characterized in that: including equal vertical outer barrel and the interior barrel that sets up, interior barrel coaxial line sets up inside outer barrel, form the annular chamber between outer barrel and the interior barrel, the upper end of interior barrel and outer barrel is through last annular plate fixed connection, the lower extreme of interior barrel is less than the lower extreme of outer barrel, outer barrel lower extreme fixedly connected with conical drum, conical drum is thin thick down's structure, through lower annular plate fixed connection between conical drum's the lower extreme and the lower extreme of interior barrel, the upper portion of outer barrel is provided with the coupling, evenly be equipped with a plurality of nozzle along the circumferencial direction on the lower annular plate, the upper portion and the lower part of interior barrel inner wall are equipped with upper bearing subassembly and lower bearing subassembly respectively.
2. The drill bit cooling dust remover according to claim 1, wherein: the upper bearing assembly and the lower bearing assembly are the same in structure and are symmetrically arranged up and down, the upper bearing assembly comprises a positioning ring, a deep groove ball bearing and a pressing sleeve which are sequentially arranged from bottom to top, the positioning ring is fixedly arranged on the inner wall of the inner barrel, the deep groove ball bearing is arranged on the positioning ring, the outer ring of the deep groove ball bearing is in interference fit with the inner wall of the inner barrel, the pressing sleeve extends into the inner barrel, the outer circle of the pressing sleeve is in threaded connection with the inner ring of the inner barrel, and the lower end of the pressing sleeve is in compression joint with the upper end.
3. A drill bit cool down dust guard according to claim 1 or 2, wherein: the included angle between the central line of each nozzle and the central line of the inner cylinder body is 3-10 degrees, and the central line of each nozzle extends downwards to intersect with the central line of the inner cylinder body.
4. The drill bit cooling dust remover according to claim 3, wherein: the nozzle is provided with an inner ring and an outer ring along the circumferential direction of the lower ring plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010429545.XA CN111535762B (en) | 2020-05-20 | 2020-05-20 | Drill bit cooling dust remover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010429545.XA CN111535762B (en) | 2020-05-20 | 2020-05-20 | Drill bit cooling dust remover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111535762A true CN111535762A (en) | 2020-08-14 |
| CN111535762B CN111535762B (en) | 2022-04-26 |
Family
ID=71972112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010429545.XA Active CN111535762B (en) | 2020-05-20 | 2020-05-20 | Drill bit cooling dust remover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111535762B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114135234A (en) * | 2021-12-13 | 2022-03-04 | 河南黄河旋风股份有限公司 | Drilling system capable of adaptively retracting and releasing water pipe |
| CN114193250A (en) * | 2021-12-15 | 2022-03-18 | 上海机床厂有限公司 | Deep hole inner circle grinding device |
Citations (10)
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|---|---|---|---|---|
| US5813480A (en) * | 1995-02-16 | 1998-09-29 | Baker Hughes Incorporated | Method and apparatus for monitoring and recording of operating conditions of a downhole drill bit during drilling operations |
| CN101173599A (en) * | 2006-11-01 | 2008-05-07 | 长江大学 | Supporting node for turbo-drill |
| CN202788637U (en) * | 2012-06-15 | 2013-03-13 | 四川省华蓥山煤业股份有限公司绿水洞煤矿 | Drill pipe water supplying device |
| CN205668336U (en) * | 2016-06-08 | 2016-11-02 | 中国十九冶集团有限公司 | Combined type hole opening drill |
| CN106257265A (en) * | 2016-08-04 | 2016-12-28 | 吉林大学 | A kind of single action for ocean gas hydrate exploration rotates Sampling driller |
| CN106968597A (en) * | 2017-05-15 | 2017-07-21 | 魏培森 | Hydraulic-driven shock resistance bore operation engineering truck |
| CN207092946U (en) * | 2017-08-18 | 2018-03-13 | 大庆市永晨石油科技有限公司 | A kind of turbodrill in the construction for directed drilling |
| CN108071346A (en) * | 2017-12-07 | 2018-05-25 | 河南广度超硬材料有限公司 | The method of diamond bit and its cooling, dust preventing |
| CN109736864A (en) * | 2019-01-21 | 2019-05-10 | 河南理工大学 | A kind of mining hydraulic constant-resistance deformation releasing pressure automatically anchor pole and its working method |
| CN210477173U (en) * | 2019-04-30 | 2020-05-08 | 重庆聚辉和电子科技有限公司 | PCB board drilling tool with cooling structure |
-
2020
- 2020-05-20 CN CN202010429545.XA patent/CN111535762B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5813480A (en) * | 1995-02-16 | 1998-09-29 | Baker Hughes Incorporated | Method and apparatus for monitoring and recording of operating conditions of a downhole drill bit during drilling operations |
| CN101173599A (en) * | 2006-11-01 | 2008-05-07 | 长江大学 | Supporting node for turbo-drill |
| CN202788637U (en) * | 2012-06-15 | 2013-03-13 | 四川省华蓥山煤业股份有限公司绿水洞煤矿 | Drill pipe water supplying device |
| CN205668336U (en) * | 2016-06-08 | 2016-11-02 | 中国十九冶集团有限公司 | Combined type hole opening drill |
| CN106257265A (en) * | 2016-08-04 | 2016-12-28 | 吉林大学 | A kind of single action for ocean gas hydrate exploration rotates Sampling driller |
| CN106968597A (en) * | 2017-05-15 | 2017-07-21 | 魏培森 | Hydraulic-driven shock resistance bore operation engineering truck |
| CN207092946U (en) * | 2017-08-18 | 2018-03-13 | 大庆市永晨石油科技有限公司 | A kind of turbodrill in the construction for directed drilling |
| CN108071346A (en) * | 2017-12-07 | 2018-05-25 | 河南广度超硬材料有限公司 | The method of diamond bit and its cooling, dust preventing |
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Non-Patent Citations (1)
| Title |
|---|
| 刘志强: "反井钻井工艺及其关键技术研究", 《煤炭科学技术》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114135234A (en) * | 2021-12-13 | 2022-03-04 | 河南黄河旋风股份有限公司 | Drilling system capable of adaptively retracting and releasing water pipe |
| CN114135234B (en) * | 2021-12-13 | 2022-08-16 | 河南黄河旋风股份有限公司 | Drilling system capable of adaptively retracting and releasing water pipe |
| CN114193250A (en) * | 2021-12-15 | 2022-03-18 | 上海机床厂有限公司 | Deep hole inner circle grinding device |
| CN114193250B (en) * | 2021-12-15 | 2022-12-06 | 上海机床厂有限公司 | Deep hole internal grinding device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111535762B (en) | 2022-04-26 |
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