CN109209272A - Control dirt device for reducing dust in coal mine special drilling machine aperture - Google Patents
Control dirt device for reducing dust in coal mine special drilling machine aperture Download PDFInfo
- Publication number
- CN109209272A CN109209272A CN201811266708.6A CN201811266708A CN109209272A CN 109209272 A CN109209272 A CN 109209272A CN 201811266708 A CN201811266708 A CN 201811266708A CN 109209272 A CN109209272 A CN 109209272A
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- China
- Prior art keywords
- cylinder
- drilling
- fixed
- reducing dust
- dust
- 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.)
- Pending
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 60
- 239000000428 dust Substances 0.000 title claims abstract description 50
- 239000003245 coal Substances 0.000 title claims abstract description 25
- 238000000151 deposition Methods 0.000 claims description 19
- 239000007921 spray Substances 0.000 claims description 8
- 239000003595 mist Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 238000002347 injection Methods 0.000 abstract description 4
- 239000007924 injection Substances 0.000 abstract description 4
- 208000028571 Occupational disease Diseases 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 238000005507 spraying Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000010410 dusting Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 230000001629 suppression Effects 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
- 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
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
- E21F5/02—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires by wetting or spraying
- E21F5/04—Spraying barriers
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Nozzles (AREA)
Abstract
The present invention provides a kind of coal mine special drilling machine apertures to control dirt device for reducing dust, including fixed device, three-way piece, drilling inner sleeve, device for reducing dust；The three-way piece, drilling inner sleeve are connected on the both ends of the fixed device, and the fixed device is mounted at coal/palisades drilling orifice position, and the drilling inner sleeve protrudes into drilling orifice；The three-way piece connects the device for reducing dust, and the device for reducing dust includes gas cylinder, high-pressure fog cylinder, and a high pressure gas jets are equipped on the gas cylinder, at least one high-pressure fog nozzle is equipped on the high-pressure fog cylinder.The present invention be from drilling orifice limit dust to surrounding space spread, Coanda effect is generated when using compressed air vectored injection, ash-laden gas flows to assigned direction flowing and does not expand to occupied zone domain in pilot bore hole, operating personnel's working environment is improved, to reduce occupational disease incidence probability.
Description
Technical field
The present invention relates to technical field of coal mine, and in particular to controls dirt device for reducing dust in a kind of coal mine special drilling machine aperture.
Background technique
Existing coal mine is drilled, and dust-removing method is spraying for aperture, i.e., erection is spraying at aperture, sprays to evolution dust
Mist sedimentation, to achieve the purpose that improve operating environment.But this mode dust reduction rate is lower, and accelerates the dust not settled
It is spread to personnel's operation, the subsequent difficulty of governance for being degrading operating environment, increasing dust.
Summary of the invention
It is an object of the present invention to solve the deficiency of the existing technology and provide a kind of coal mine special drilling machine apertures to control dirt depositing dust
Device.
The purpose of the present invention is what is be achieved through the following technical solutions:
Control dirt device for reducing dust, including fixed device, three-way piece, drilling inner sleeve, depositing dust in a kind of coal mine special drilling machine aperture
Device；The three-way piece, drilling inner sleeve are connected on the both ends of the fixed device, and the fixed device is mounted on
At coal/palisades drilling orifice position, the drilling inner sleeve is protruded into drilling orifice；
The three-way piece includes the drilling rod sleeve and depositing dust connecting cylinder being connected, by described in depositing dust connecting cylinder connection
Device for reducing dust；The device for reducing dust includes gas cylinder, high-pressure fog cylinder, and the gas cylinder is connected to the depositing dust connecting cylinder
End on, the high-pressure fog cylinder is connected with the gas cylinder, the depositing dust connecting cylinder, gas cylinder, high-pressure fog
Cylinder is connected；It is equipped with a high pressure gas jets on the gas cylinder, at least one high pressure is equipped on the high-pressure fog cylinder
Spray nozzle.
Preferably, the fixed device includes fixed cylinder and fixed plate one, fixed plate two, multiple fixed plates one
Hinged by articulation piece and the fixed cylinder, the end of any fixed plate one is cut with scissors by articulation piece and the fixed plate two
It connects.
Preferably, the fixed plate two is fixed on coal/palisades.
Preferably, the middle position in the fixed cylinder is equipped with fixation hole, one end of the drilling inner sleeve is bored
One end of rod sleeve is both connected in the fixation hole；The three-way piece, drilling inner sleeve, fixed cylinder are connected.
Preferably, being equipped with mud hole close to the adjacent one end of fixed cylinder in the drilling inner sleeve.
Preferably, being equipped with strainer at distal opening inside the high-pressure fog cylinder.
In conclusion by adopting the above-described technical solution, compared with prior art, the present invention having the advantage that
The present invention be from drilling orifice limit dust to surrounding space spread, when using compressed air vectored injection
Coanda effect is generated, ash-laden gas flows to assigned direction flowing and do not expand to occupied zone domain in pilot bore hole.Meanwhile having
It limits in space and water mist piston is formed by high-pressure fog, it is rectangular after spraying to reinforce the guidance to dust-contained airflow at negative pressure, and lead to
It crosses filter screen to purify the dust-contained airflow moved in designated space, operating personnel's working environment is improved, to reduce duty
Industry disease incidence probability.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the surface chart of Fig. 1 of the present invention；
Fig. 3 is the structural schematic diagram of three-way piece of the present invention；
Fig. 4 is the structural schematic diagram of fixation device of the invention.
Mark explanation: 1, three-way piece；2, drill inner sleeve；3, fixed cylinder；4, fixed plate one；5, fixed plate two；6, high pressure
Inflator；7, high-pressure fog cylinder；8, high pressure gas jets；9, high-pressure fog nozzle；10, choke device；101, drilling rod sleeve；102, it drops
Dirt connecting cylinder；301, mud hole；Mounting hole 501.
Specific embodiment
A specific embodiment of the invention is further described in detail with reference to the accompanying drawing.
Referring to Figure 1~4, the present invention provides a kind of coal mine special drilling machine apertures to control dirt device for reducing dust, including fixed dress
It sets, three-way piece 1, drilling inner sleeve 2, device for reducing dust.
Three-way piece 1, drilling inner sleeve 2 are connected on the both ends of fixed device, and fixed device is mounted on coal/palisades and bores
Hole aperture location, drilling inner sleeve 2 protrude into drilling orifice.
Three-way piece 1 includes the drilling rod sleeve 101 and depositing dust connecting cylinder 102 being connected, and is connected and is dropped by depositing dust connecting cylinder 102
Dirt device is equipped with choke device 10 in the end of drilling rod sleeve 101, and choke device 10 is wear-resisting, fire-retardant rubber ring.Depositing dust dress
It sets including gas cylinder 6, high-pressure fog cylinder 7, gas cylinder 6 is connected on the end of depositing dust connecting cylinder 102, high-pressure fog cylinder 7
It is connected with gas cylinder 6, depositing dust connecting cylinder 102, gas cylinder 6, high-pressure fog cylinder 7 are connected.It is equipped on gas cylinder 6
One high pressure gas jets 8 are equipped at least one high-pressure fog nozzle 9 on high-pressure fog cylinder 7.
Specifically, fixed device includes fixed cylinder 3 and fixed plate 1, fixed plate 25, multiple fixed plates 1 pass through hinged
Part and fixed cylinder 3 are hinged, and the end of any fixed plate 1 is hinged by articulation piece and fixed plate 25.It is set in fixed plate 25
There is mounting hole 501, fixed plate 25 can be fixed on coal/palisades by the connectors such as screw and mounting hole.
It is equipped with fixation hole in the middle position of fixed cylinder 3, one He of screw thread is respectively equipped on the both ends of fixation hole inner wall
Screw thread two.Screw thread three compatible with screw thread one is equipped on one end outer wall of drilling inner sleeve 2, drill inner sleeve 2 and fixation
Cylinder 3 is connected by screw thread one with screw thread three.Screw thread compatible with screw thread two is equipped on one end outer wall of drilling rod sleeve 101
Four, three-way piece 1 is connected by screw thread two with screw thread four with fixed cylinder 3.
It is respectively equipped with screw thread five and screw thread six on the inner wall both ends of gas cylinder 6, outside the end of depositing dust connecting cylinder 102
Wall is equipped with screw thread seven compatible with screw thread five, depositing dust connecting cylinder 102 and gas cylinder 6 and is connected by screw thread five with screw thread seven
It connects.Screw thread eight compatible with screw thread six, high-pressure fog cylinder 7 and gas cylinder 6 are equipped on the outer wall of 7 one end of high-pressure fog cylinder
It is connected by screw thread six with screw thread eight.
Three-way piece 1, drilling inner sleeve 2, fixed cylinder 3, gas cylinder 6, high-pressure fog cylinder 7 in the present invention are connected.
It is equipped with mud hole 301 close to the adjacent one end of fixed cylinder 3 in drilling inner sleeve 2, it is close in 7 inside of high-pressure fog cylinder
Strainer is equipped at distal opening.
High pressure gas jets 8 connect high pressure device of air, high pressure gas spraying device spray high pressure gas by high pressure gas jets 8 into
Enter in gas cylinder 6.High-pressure fog nozzle 9 connects high-pressure water pipe, and hydraulic spray is equipped in high-pressure water pipe, passes through high pressure
(operating) water nozzle connects high-pressure water device, and the high pressure water that high-pressure water device sprays reaches high-pressure fog nozzle 9, high pressure by high-pressure water pipe
The high-pressure fog that spray nozzle 9 generates enters high-pressure fog cylinder 7；If being equipped with multiple high-pressure fog nozzles 9, a height can be used
Multiple high-pressure fog nozzles 9 are connected to by pressure pipe, and high-pressure water pipe is then connected high-pressure water device.
The drilling rod of drilling machine is extend into drilling inner sleeve 2 from drilling rod sleeve 101, then is stretched out and carried out from drilling inner sleeve 2
It drills.Refer to Fig. 2, high pressure gas jets 8 of the invention, high-pressure fog nozzle 9 export direction be all directed towards filter screen, i.e., it is high
It calms the anger and the injection direction of high-pressure fog is all the distal opening direction towards high-pressure fog cylinder 7.
The present invention is the migration diffusion feature of dust of being drilled according to coal mine special drilling machine, and it is empty that closing is started setting up from aperture
Between, coal (rock) wall is fixed on by fixed device, control dust-contained airflow is migrated to working space to spread.The present invention accesses high pressure gas
Body and high pressure water, the negative pressure generated using the Coanda effect of high pressure gas and high-pressure fog, guide dust-contained airflow in enclosure space
To High Pressure Spray for Dust Suppression regional movement, dust is settled.When drilling, the drilling cuttings of generation can be discharged by mud hole.
Therefore, the present invention drills the low defect of atomizing de-dusting rate for existing coal mine drilling machine, limits using from aperture
Dust processed, which spreads to surrounding space and guides to designated space, to be settled, during drilling, when compressed air vectored injection
It generates Coanda effect and high-pressure fog rear forms negative pressuren zone, make to limit ash-laden gas in space and flow to the flowing of depositing dust region, thus
Reach raising dust reduction rate, improves the purpose of operating environment.
Embodiment described above is merely to illustrate technical idea and feature of the invention, in the art its object is to make
Technical staff can understand the content of the present invention and implement it accordingly, patent model of the invention only cannot be limited with the present embodiment
It encloses, i.e., it is all according to same changes or modifications made by disclosed spirit, it still falls in the scope of the patents of the invention.
Claims (6)
1. dirt device for reducing dust is controlled in a kind of coal mine special drilling machine aperture, which is characterized in that including in fixed device, three-way piece, drilling
Sleeve, device for reducing dust；The three-way piece, drilling inner sleeve are connected on the both ends of the fixed device, the fixed dress
It sets and is mounted at coal/palisades drilling orifice position, the drilling inner sleeve protrudes into drilling orifice；
The three-way piece includes the drilling rod sleeve and depositing dust connecting cylinder being connected, and connects the depositing dust by the depositing dust connecting cylinder
Device；The device for reducing dust includes gas cylinder, high-pressure fog cylinder, and the gas cylinder is connected to the end of the depositing dust connecting cylinder
On end, the high-pressure fog cylinder is connected with the gas cylinder, the depositing dust connecting cylinder, gas cylinder, high-pressure fog cylinder phase
Connection；It is equipped with a high pressure gas jets on the gas cylinder, at least one high-pressure fog is equipped on the high-pressure fog cylinder
Nozzle.
2. dirt device for reducing dust is controlled in coal mine special drilling machine according to claim 1 aperture, which is characterized in that the fixed device
Including fixed cylinder and fixed plate one, fixed plate two, multiple fixed plates one are hinged by articulation piece and the fixed cylinder, any
The end of the fixed plate one is hinged by articulation piece and the fixed plate two.
3. dirt device for reducing dust is controlled in coal mine special drilling machine according to claim 2 aperture, which is characterized in that the fixed plate two
It is fixed on coal/palisades.
4. dirt device for reducing dust is controlled in coal mine special drilling machine according to claim 2 aperture, which is characterized in that in the fixed cylinder
Middle position be equipped with fixation hole, described drilling one end of inner sleeve, drilling rod sleeve one end be both connected to the fixation hole
In；The three-way piece, drilling inner sleeve, fixed cylinder are connected.
5. dirt device for reducing dust is controlled in coal mine special drilling machine according to claim 4 aperture, which is characterized in that in the drilling
Sleeve is equipped with mud hole close to the adjacent one end of fixed cylinder.
6. dirt device for reducing dust is controlled in coal mine special drilling machine according to claim 1 aperture, which is characterized in that in the high pressure spray
Strainer is equipped with inside mist cylinder at distal opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811266708.6A CN109209272A (en) | 2018-10-29 | 2018-10-29 | Control dirt device for reducing dust in coal mine special drilling machine aperture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811266708.6A CN109209272A (en) | 2018-10-29 | 2018-10-29 | Control dirt device for reducing dust in coal mine special drilling machine aperture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109209272A true CN109209272A (en) | 2019-01-15 |
Family
ID=64996944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811266708.6A Pending CN109209272A (en) | 2018-10-29 | 2018-10-29 | Control dirt device for reducing dust in coal mine special drilling machine aperture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109209272A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114412393A (en) * | 2022-01-06 | 2022-04-29 | 淮北矿业股份有限公司 | Dry-wet slag discharging device for drilling holes in bottom plate |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR501402A (en) * | 1914-04-09 | 1920-04-14 | Emmanuel Fourneau | Method and device for collecting dust from rocks |
| DE2749633A1 (en) * | 1977-11-05 | 1979-05-10 | Bergwerksverband Gmbh | Underground drill dust collection system - has hood over drill connected to centrifugal chamber, diffuser and cyclone with separator |
| CN102269010A (en) * | 2011-07-14 | 2011-12-07 | 江都市引江矿业设备有限公司 | Coal mine down-hole drilling deslagging dust remover |
| CN202510069U (en) * | 2012-03-14 | 2012-10-31 | 安徽理工大学 | Gas-liquid phase dedusting device for operation of downhole drilling machine of coal mine |
| CN104499966A (en) * | 2014-12-22 | 2015-04-08 | 四川广旺能源发展（集团）有限责任公司唐家河煤矿 | Wet type dust reduction machine for mining construction drilling |
| CN209067138U (en) * | 2018-10-29 | 2019-07-05 | 朱由创 | Control dirt device for reducing dust in coal mine special drilling machine aperture |
-
2018
- 2018-10-29 CN CN201811266708.6A patent/CN109209272A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR501402A (en) * | 1914-04-09 | 1920-04-14 | Emmanuel Fourneau | Method and device for collecting dust from rocks |
| DE2749633A1 (en) * | 1977-11-05 | 1979-05-10 | Bergwerksverband Gmbh | Underground drill dust collection system - has hood over drill connected to centrifugal chamber, diffuser and cyclone with separator |
| CN102269010A (en) * | 2011-07-14 | 2011-12-07 | 江都市引江矿业设备有限公司 | Coal mine down-hole drilling deslagging dust remover |
| CN202510069U (en) * | 2012-03-14 | 2012-10-31 | 安徽理工大学 | Gas-liquid phase dedusting device for operation of downhole drilling machine of coal mine |
| CN104499966A (en) * | 2014-12-22 | 2015-04-08 | 四川广旺能源发展（集团）有限责任公司唐家河煤矿 | Wet type dust reduction machine for mining construction drilling |
| CN209067138U (en) * | 2018-10-29 | 2019-07-05 | 朱由创 | Control dirt device for reducing dust in coal mine special drilling machine aperture |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114412393A (en) * | 2022-01-06 | 2022-04-29 | 淮北矿业股份有限公司 | Dry-wet slag discharging device for drilling holes in bottom plate |
| CN114412393B (en) * | 2022-01-06 | 2023-08-22 | 淮北矿业股份有限公司 | Dry and wet dual-purpose slag discharging device for drilling holes on bottom plate |
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