CN105626134B - A kind of closed dust prevention and control method of regional area for fully-mechanized mining working - Google Patents
A kind of closed dust prevention and control method of regional area for fully-mechanized mining working Download PDFInfo
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- CN105626134B CN105626134B CN201610125229.7A CN201610125229A CN105626134B CN 105626134 B CN105626134 B CN 105626134B CN 201610125229 A CN201610125229 A CN 201610125229A CN 105626134 B CN105626134 B CN 105626134B
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- 239000000428 dust Substances 0.000 title claims abstract description 94
- 238000005065 mining Methods 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims abstract description 25
- 230000002265 prevention Effects 0.000 title claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 50
- 239000003245 coal Substances 0.000 claims abstract description 47
- 230000006698 induction Effects 0.000 claims abstract description 27
- 239000012141 concentrate Substances 0.000 claims abstract description 11
- 239000000284 extract Substances 0.000 claims abstract description 4
- 238000000746 purification Methods 0.000 claims abstract description 4
- 239000007921 spray Substances 0.000 claims description 21
- 238000005096 rolling process Methods 0.000 claims description 10
- 239000003595 mist Substances 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 238000009736 wetting Methods 0.000 claims description 2
- 239000000843 powder Substances 0.000 claims 1
- 230000004888 barrier function Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000010410 dusting Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 208000028571 Occupational disease Diseases 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Classifications
-
- 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
-
- 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
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Special Spraying Apparatus (AREA)
- Working Measures On Existing Buildindgs (AREA)
Abstract
The invention discloses a kind of closed dust prevention and control methods of regional area for fully-mechanized mining working, comprise the following steps：The droplet formed using the geomantic omen nozzle sets for being arranged on rocker arm of coal mining machine and fuselage upper surface traps roller cut dust, resistance dust and gas curtain together is respectively formed in rocker arm of coal mining machine upper and lower and body upper simultaneously, in the enclosure space that the grit barrier failed by droplet capture is formed in coalcutter, resistance dust and gas curtain with coal wall；It is stretched by the inlet scoop of pull-out type air duct in above-mentioned enclosure space, the high concentrate dust that would be enclosed in the space efficiently extracts purification out.In addition, using be arranged on hydraulic support coal winning machine position induction mechanism, hydraulic support action induction mechanism, coal machine cut is captured by Venturi nozzle group, single water and geomantic omen nozzle sets and moves frame dust, dust is avoided to be blocked in other operating area loss or by high concentrate dust outside enclosure space, dustfall efficiency during coalcutter cut, shifting frame is increased to more than 95%.
Description
Technical field
The present invention relates to a kind of Mine Dust control method more particularly to a kind of regional area envelopes for fully-mechanized mining working
Enclosed dust prevention and control method.
Background technology
Main energy sources of the coal as China, account for 70% or so of primary energy production and consumption, are to realize China's economic
The important leverage of sustainable development.But a large amount of dust can be generated in progress of coal mining, and factually survey, it is any anti-not taking
In the case of dirt measure, the dust concentration of Mechanized is up to 2500~3000mg/m3, high concentrate dust can not only draw
Occupational disease is sent out, can also cause mine dust explosion accident, drastically influence the safety and high efficiency of mine.
At present, endangered for Mechanized high concentrate dust, the main control measure taken has coal-bed flooding, leads to
Wind dust discharge, atomizing de-dusting, wet type catch dirt, individual protection, physical chemistry dust suppression etc., but fully mechanized coal face is open production space, is mined
Machine cut dust and hydraulic support action dust are easy to diffuse to entire working space with distinguished and admirable, and above-mentioned dust prevention is only
Fully-mechanized mining working dust concentration can be reduced to a certain extent, and the pollution problem of fully mechanized coal face high concentrate dust is still very serious.
The content of the invention
In view of above-mentioned deficiencies of the prior art, it is an object of the invention to provide a kind of partial zones for fully-mechanized mining working
The closed dust prevention and control method in domain, to improve fully-mechanized mining working control efficiency of dust collection.
In order to solve the above technical problems, the present invention program includes：
A kind of closed dust prevention and control method of regional area for fully-mechanized mining working, comprises the following steps：
First geomantic omen nozzle sets of rocker arm of coal mining machine and fuselage upper surface trap roller cut coal body using droplet is atomized
The dust of generation, while resistance dust and gas curtain together is respectively formed in rocker arm of coal mining machine upper and lower and body upper, it will fail to be caught by droplet
In the enclosure space that the grit barrier obtained is formed in coalcutter, resistance dust and gas curtain with coal wall；It is stretched by the inlet scoop of pull-out type air duct
Enter in above-mentioned enclosure space, the high concentrate dust that would be enclosed in the enclosure space efficiently extracts purification out.
The closed dust prevention and control method, wherein, above-mentioned steps specifically further include：It is upper and lower in rocker arm of coal mining machine
And the first geomantic omen nozzle sets are both provided on end cambered surface and coalcutter fuselage upper surface, it is set in coalcutter fuselage or so end face
It is equipped with pull-out type dedusting fan and one side end face of goaf is provided with spray lance in coalcutter fuselage；Coalcutter fuselage is by adopting
Multigroup first single (operating) water nozzle is set on the spray lance of one side end face of dead zone, and for forming droplet, further capture is empty by above-mentioned closing
The interior a small amount of dust particles escaped out.
The closed dust prevention and control method, wherein, above-mentioned steps specifically further include：Every hydraulic support forestope
It is both provided with coal seat in the plane and puts induction mechanism and Venturi nozzle group；The is both provided at the top of every hydraulic support top beam and caving shield
Three single (operating) water nozzle groups；Every hydraulic bracket side guard plate is both provided with second single (operating) water nozzle group；Every hydraulic support top beam and shielding
Beam is both provided with hydraulic support action induction mechanism and multigroup second geomantic omen nozzle sets；Venturi nozzle group is parallel to hydraulic support
Width and forming an angle with coal wall is installed at hydraulic support forestope, is put induction mechanism when the coal seat in the plane of forestope and is visited
When measuring the coalcutter driven into, coal seat in the plane puts induction mechanism instruction spray solenoid valve and automatically turns on coalcutter windward and downwind side
Several hydraulic supports Venturi nozzle group, and open simultaneously the 3rd single (operating) water nozzle at the top of set cap and caving shield
Group；The 3rd single (operating) water nozzle group energy Wetting Coal at the top of top beam and caving shield, Venturi nozzle group can efficiently trap cut dust,
After coal machine is driven out to the region certain distance, coal machine induction mechanism indicates that solenoid valve closes Venturi nozzle group and top of support automatically
The 3rd single (operating) water nozzle group at the top of beam, caving shield.
The closed dust prevention and control method, wherein, above-mentioned steps specifically further include：When detect hydraulic support into
Row drop column work when, hydraulic support action induction mechanism instruction solenoid valve opening be arranged in hydraulic bracket side guard plate parallel to lane
The single (operating) water nozzle group of the second of road top plate, second single (operating) water nozzle group is sprayed along horizontal direction, between two stent side guard plates
Gap in form water curtain, drop frame dust fall is blocked in the horizontal mist field upper space and captures sedimentation, avoids its loss under
Wind side space；When detect hydraulic support carry out move frame work when, hydraulic support action induction mechanism instruction solenoid valve opening sets
Multigroup second geomantic omen nozzle sets in hydraulic support top beam and caving shield are put, using spraying droplet trapping cut dust and move frame production
While dirt grit, the double curtain enclosure spaces of air water can be formed at the pavement of hydraulic support, by cut and move the resistance of frame dust
Gear is outside enclosure space；When detecting hydraulic support progress setting prop work, hydraulic support action induction mechanism instruction electromagnetism
Second single (operating) water nozzle group that valve is again turned on side guard plate is sprayed.
The closed dust prevention and control method, wherein, above-mentioned steps specifically further include：It is set on hydraulic support top beam
There is curtain rolling shaft, the covering full face Dust collecting net of hydraulic support lower space is installed on curtain rolling shaft, counterweight is provided on Dust collecting net
Bar is provided with spray lance below curtain rolling shaft, has been evenly arranged multiple Dust collecting net nozzles on spray lance, Dust collecting net nozzle with it is distinguished and admirable
Direction is in contrary wind 45° angle.
The closed dust prevention and control method, wherein, above-mentioned steps specifically further include：First, second geomantic omen nozzle
Group uses internal-mixing geomantic omen nozzle；First single (operating) water nozzle uses the mixing type nozzle of Water conservancy diversion core containing X-shaped；Second single (operating) water nozzle group
Use conical flow guiding slot simple nozzle；3rd single (operating) water nozzle group uses slant reflection conical flow guiding slot simple nozzle.
A kind of closed dust prevention and control method of regional area for fully-mechanized mining working provided by the invention, passes through coalcutter
Region sealed preventing dust equipment and method, hydraulic support region sealed preventing dust equipment and method, utilize variety classes nozzle shape
Into the double curtain enclosure spaces of air water or single mist field enclosure space, high concentrate dust concentration is focused in the enclosed space, is kept away
Exempt from dust to be blocked in outside enclosure space to other operating area loss or by high concentrate dust, avoid dust pollution envelope
Close interior volume operating environment；Purify the mode that is combined with taking out dirt using atomizing de-dusting, closing dust-separation, by coalcutter cut,
Dustfall efficiency is increased to more than 95% during moving frame, considerably reduces the dust concentration of coal mine fully-mechanized mining working, both avoided
Generation dust explosion accident, and substantially improve the operating environment of worker.
Description of the drawings
Fig. 1 is coalcutter region sealed preventing dust equipment and the schematic diagram of method in the present invention；
Fig. 2 is the schematic elevation view of hydraulic support region sealed preventing dust equipment and method in the present invention；
Fig. 3 is the schematic top plan view of hydraulic support region sealed preventing dust equipment and method in the present invention；
Fig. 4 is the schematic diagram of the closed Dust collecting net dedusting in hydraulic support region in the present invention；
Wherein, 1- rocker arm of coal mining machine；The first geomantic omens of 2- nozzle sets；3- coalcutter fuselages；4- pull-out type dedusting fans；5- sprays
Mist bar；6- rollers；7- pull-out type air ducts；The single (operating) water nozzle groups of 8- first；9- forestopes；Put induction mechanism in 10- coals seat in the plane；11- texts
Nozzle sets in mound；12- top beams；13- caving shields；14- side guard plates；15- stent action inductions mechanism；16- curtain rolling shafts；17- catches dirt
Net；18- weight linear meters；19- Dust collecting net nozzles；The single (operating) water nozzle groups of 20- the 3rd；The single (operating) water nozzle groups of 21- second；It sprays in the second geomantic omens of 22-
Mouth group.
Specific embodiment
The present invention provides a kind of closed dust prevention and control method of regional area for fully-mechanized mining working, to make the present invention
Purpose, technical solution and effect it is clearer, clear and definite, the present invention is described in more detail below.It should be appreciated that this place
The specific embodiment of description is only used to explain the present invention, is not intended to limit the present invention.
The present invention provides a kind of closed dust prevention and control method of regional area for fully-mechanized mining working, as shown in Figure 1, Figure 2,
Fig. 3 with it is shown in Fig. 4, comprise the following steps：First geomantic omen nozzle of 3 upper surface of rocker arm of coal mining machine 1 and coalcutter fuselage
The dust that group 2 is generated using droplet 6 cut coal body of trapping roller is atomized, while in 1 upper and lower of rocker arm of coal mining machine and coalcutter machine
3 top of body is each to form resistance dust and gas curtain together, will fail the grit barrier by droplet capture in coalcutter, resistance dust and gas curtain and coal wall shape
Into enclosure space in；It is stretched by the inlet scoop of pull-out type air duct 7 in above-mentioned enclosure space, passes through pull-out type dedusting fan 4
The high concentrate dust that would be enclosed in the enclosure space efficiently extracts purification out.
It is more specifically as follows：
As shown in Figure 1, it is respectively provided with above and below and on 3 upper surface of end cambered surface and coalcutter fuselage in rocker arm of coal mining machine 1
There are the first geomantic omen nozzle sets 2, pull-out type dedusting fan 4 is provided with and in coalcutter fuselage 3 in 3 or so end face of coalcutter fuselage
One side end face of goaf is provided with spray lance 5；Coalcutter fuselage 3 is multigroup by being set on the spray lance 5 of one side end face of goaf
First single (operating) water nozzle 8, for forming the further a small amount of dust particles captured by being escaped out in above-mentioned enclosure space of droplet.
As shown in Figure 2, every hydraulic support forestope 9 is both provided with coal seat in the plane and puts induction mechanism 10 and Venturi nozzle
Group 11；Every hydraulic support top beam 12 and 13 top of caving shield are both provided with the 3rd single (operating) water nozzle group 20；Every hydraulic support side
Backplate 14 is both provided with second single (operating) water nozzle group 21；Every hydraulic support top beam 12 and caving shield 13 are both provided with hydraulic support and move
Make induction mechanism 15 and multigroup second geomantic omen nozzle sets 22；Venturi nozzle group 11 is parallel to hydraulic support width and and coal
Wall, which forms an angle, to be installed at hydraulic support forestope 9, and certain angle at this is generally 120 ° -150 °.When forestope 9
When coal seat in the plane puts induction mechanism 10 and is detected with the coalcutter driven into, coal seat in the plane puts induction mechanism 10 and indicates that spray solenoid valve is automatic
Open the Venturi nozzle group 11 of several hydraulic supports of coalcutter windward and downwind side, and open simultaneously set cap 12 and
3rd single (operating) water nozzle group 20 at 13 top of caving shield；3rd single (operating) water nozzle group 20 at 13 top of top beam 12 and caving shield can soak coal
Body achievees the purpose that utmostly reduction dust, Venturi nozzle group 11 can efficiently trap cut dust, treat that coal machine is driven out to the area
After the certain distance of domain, instruction solenoid valve closes Venturi nozzle group 11 and set cap 12, shielding to coal machine induction mechanism 15 automatically
3rd single (operating) water nozzle group 20 at 13 top of beam.
Further, it is as shown in Figure 3, when detecting hydraulic support and carrying out drop column work, hydraulic support sense of movement
Mechanism 15 is answered to indicate that solenoid valve opening is arranged in second single (operating) water nozzle group parallel to back of hydraulic bracket side guard plate 14
21, second single (operating) water nozzle group 21 is sprayed along horizontal direction, and water curtain is formed in the gap between two stent side guard plates 14,
Drop frame dust fall is blocked in the horizontal mist field upper space and captures sedimentation, avoids its loss to downwind side space；When detecting
When hydraulic support carries out moving frame work, hydraulic support action induction mechanism 15 indicates that solenoid valve opening is arranged on hydraulic support top beam
12 and multigroup second geomantic omen nozzle sets 22 of caving shield 13, using spraying droplet trapping cut dust and move the same of frame dust grit
When, the double curtain enclosure spaces of air water can be formed at the pavement of hydraulic support, it is empty that cut and shifting frame dust are blocked in closing
Between it is external；When detecting hydraulic support progress setting prop work, hydraulic support action induction mechanism 15 indicates that solenoid valve is beaten again
Second on side guard plate 14 single (operating) water nozzle group 21 is opened to spray.
And as shown in Figure 4, curtain rolling shaft 16 is provided on hydraulic support top beam 12, covering liquid is installed on curtain rolling shaft 16
The full face Dust collecting net 17 of stent lower space is pressed, is provided with weight linear meter 18 on Dust collecting net 17, the lower section of curtain rolling shaft 16 is provided with
Spray lance, multiple Dust collecting net nozzles 19 have been evenly arranged on spray lance, and Dust collecting net nozzle 19 is in contrary wind 45° angle with wind direction.
And first, second geomantic omen nozzle sets use internal-mixing geomantic omen nozzle；First single (operating) water nozzle is used leads containing X-shaped
Flow core mixing type nozzle；Second single (operating) water nozzle group uses conical flow guiding slot simple nozzle；3rd single (operating) water nozzle group uses
Slant reflection conical flow guiding slot simple nozzle forms the double curtain enclosure spaces of air water using variety classes nozzle or single mist field is sealed
Space is closed, high concentrate dust concentration is focused in the enclosed space.
Certainly, described above is only presently preferred embodiments of the present invention, should the present invention is not limited to enumerate above-described embodiment
When explanation, any those skilled in the art are all equivalent substitutes for being made, bright under the introduction of this specification
Aobvious variant, all falls within the essential scope of this specification, ought to be protected be subject to the present invention.
Claims (5)
1. a kind of closed dust prevention and control method of regional area for fully-mechanized mining working, comprises the following steps：
The powder that the geomantic omen nozzle sets of rocker arm of coal mining machine and fuselage upper surface are generated using droplet trapping roller cut coal body is atomized
Dirt, while resistance dust and gas curtain together is respectively formed in rocker arm of coal mining machine upper and lower and body upper, the grit captured by droplet will be failed
It obstructs in the enclosure space formed in coalcutter, resistance dust and gas curtain with coal wall；Above-mentioned envelope is stretched by the inlet scoop of pull-out type air duct
It closes in space, the high concentrate dust that would be enclosed in the enclosure space efficiently extracts purification out；
The first geomantic omen nozzle sets are both provided with above and below and on end cambered surface and coalcutter fuselage upper surface in rocker arm of coal mining machine,
Pull-out type dedusting fan is provided in coalcutter fuselage or so end face and is set in coalcutter fuselage by one side end face of goaf
There is spray lance；Coalcutter fuselage is by setting multigroup first single (operating) water nozzle on the spray lance of one side end face of goaf, for forming mist
Drop further captures a small amount of dust particles by being escaped out in above-mentioned enclosure space.
2. closed dust prevention and control method according to claim 1, which is characterized in that above-mentioned steps specifically further include：
Every hydraulic support forestope is both provided with coal seat in the plane and puts induction mechanism and Venturi nozzle group；It every hydraulic support top beam and covers
The 3rd single (operating) water nozzle group is both provided at the top of guard beam；Every hydraulic bracket side guard plate is both provided with second single (operating) water nozzle group；Every
Hydraulic support top beam and caving shield are both provided with hydraulic support action induction mechanism and multigroup second geomantic omen nozzle sets；Venturi sprays
Mouth group is installed parallel to hydraulic support width and forming an angle with coal wall at hydraulic support forestope, when forestope
When coal seat in the plane puts induction mechanism and is detected with the coalcutter driven into, coal seat in the plane is put induction mechanism instruction spray solenoid valve and is automatically turned on
The Venturi nozzle group of several hydraulic supports of coalcutter windward and downwind side, and open simultaneously set cap and shielding back
The single (operating) water nozzle group of the 3rd of portion；The 3rd single (operating) water nozzle group energy Wetting Coal at the top of top beam and caving shield, Venturi nozzle group energy
Efficiently trapping cut dust, after coal machine is driven out to the region certain distance, coal machine induction mechanism indicates that solenoid valve closes text automatically
The 3rd single (operating) water nozzle group in mound at the top of nozzle sets and set cap, caving shield.
3. closed dust prevention and control method according to claim 2, which is characterized in that above-mentioned steps specifically further include：
When detect hydraulic support carry out drop column work when, hydraulic support action induction mechanism instruction solenoid valve opening is arranged in hydraulic pressure branch
Second single (operating) water nozzle group parallel to back of frame side guard plate, second single (operating) water nozzle group are sprayed along horizontal direction,
Water curtain is formed in gap between two stent side guard plates, drop frame dust fall is blocked in the horizontal mist field upper space and captured and is sunk
Drop, avoids its loss to downwind side space；When detect hydraulic support carry out move frame work when, hydraulic support action induction mechanism
It indicates that solenoid valve opening is arranged on multigroup second geomantic omen nozzle sets of hydraulic support top beam and caving shield, is trapped using spraying droplet
While cut dust and shifting frame dust grit, the double curtain enclosure spaces of air water can be formed at the pavement of hydraulic support, it will
Cut and shifting frame dust are blocked in outside enclosure space；When detecting hydraulic support progress setting prop work, hydraulic support action
Second single (operating) water nozzle group that induction mechanism instruction solenoid valve is again turned on side guard plate is sprayed.
4. closed dust prevention and control method according to claim 2, which is characterized in that above-mentioned steps specifically further include：
Curtain rolling shaft is provided on hydraulic support top beam, the covering full face Dust collecting net of hydraulic support lower space is installed on curtain rolling shaft,
Weight linear meter is provided on Dust collecting net, spray lance is provided with below curtain rolling shaft, multiple Dust collecting net sprays have been evenly arranged on spray lance
Mouth, Dust collecting net nozzle are in contrary wind 45° angle with wind direction.
5. closed dust prevention and control method according to claim 2, which is characterized in that above-mentioned steps specifically further include：
First, second geomantic omen nozzle sets use internal-mixing geomantic omen nozzle；First single (operating) water nozzle uses the hybrid spray of Water conservancy diversion core containing X-shaped
Mouth；Second single (operating) water nozzle group uses conical flow guiding slot simple nozzle；3rd single (operating) water nozzle group uses slant reflection taper
Diversion trench simple nozzle.
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| CN201610125229.7A CN105626134B (en) | 2016-03-04 | 2016-03-04 | A kind of closed dust prevention and control method of regional area for fully-mechanized mining working |
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| CN201610125229.7A CN105626134B (en) | 2016-03-04 | 2016-03-04 | A kind of closed dust prevention and control method of regional area for fully-mechanized mining working |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2046624B (en) * | 1979-03-14 | 1983-04-20 | Peabody Coal Co | Dust control in mines and tunnels |
| CN1261126A (en) * | 1999-01-20 | 2000-07-26 | 兖州矿业(集团)有限责任公司东滩煤矿 | Efficient dusting system carried by coal-mining machine by means of high-voltage charging and mist spray |
| CN201045297Y (en) * | 2006-12-31 | 2008-04-09 | 中国神华能源股份有限公司 | Continuous miner gas loaded nebulization dust removing system |
| CN102080565A (en) * | 2011-01-27 | 2011-06-01 | 山东科技大学 | Bracket spraying dust fall device used for fully mechanized caving coal mine working face |
| CN203640736U (en) * | 2013-12-16 | 2014-06-11 | 安徽理工大学 | Full-section automatic spray dust suppression device on coal cutter body |
| CN104018873A (en) * | 2014-06-05 | 2014-09-03 | 徐州大屯工贸实业公司 | Mine intelligent spraying and aspirating device |
| CN104196535A (en) * | 2014-08-19 | 2014-12-10 | 山东科技大学 | Air-water double-curtain dust settling device and method for fully-mechanized excavation face |
| CN104389630A (en) * | 2014-11-12 | 2015-03-04 | 山东科技大学 | Dust suppressing and removing device for fully mechanized coal mining face |
-
2016
- 2016-03-04 CN CN201610125229.7A patent/CN105626134B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2046624B (en) * | 1979-03-14 | 1983-04-20 | Peabody Coal Co | Dust control in mines and tunnels |
| CN1261126A (en) * | 1999-01-20 | 2000-07-26 | 兖州矿业(集团)有限责任公司东滩煤矿 | Efficient dusting system carried by coal-mining machine by means of high-voltage charging and mist spray |
| CN201045297Y (en) * | 2006-12-31 | 2008-04-09 | 中国神华能源股份有限公司 | Continuous miner gas loaded nebulization dust removing system |
| CN102080565A (en) * | 2011-01-27 | 2011-06-01 | 山东科技大学 | Bracket spraying dust fall device used for fully mechanized caving coal mine working face |
| CN203640736U (en) * | 2013-12-16 | 2014-06-11 | 安徽理工大学 | Full-section automatic spray dust suppression device on coal cutter body |
| CN104018873A (en) * | 2014-06-05 | 2014-09-03 | 徐州大屯工贸实业公司 | Mine intelligent spraying and aspirating device |
| CN104196535A (en) * | 2014-08-19 | 2014-12-10 | 山东科技大学 | Air-water double-curtain dust settling device and method for fully-mechanized excavation face |
| CN104389630A (en) * | 2014-11-12 | 2015-03-04 | 山东科技大学 | Dust suppressing and removing device for fully mechanized coal mining face |
Non-Patent Citations (2)
| Title |
|---|
| 《无尘化矿山建设之探索》;翟全义;《科技信息》;20121231(第20期);第354、364页 * |
| 《高产高效综放工作面液压支架自动喷雾降尘技术》;郭杰等;《矿业安全与环保》;20040831;第31卷(第4期);第68-70,72页 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108930549A (en) * | 2018-07-02 | 2018-12-04 | 山东科技大学 | A kind of space multistory control dust removal method for moving frame dust for fully-mechanized mining working |
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