CN104696001A - Coal mine dust reduction system - Google Patents
Coal mine dust reduction system Download PDFInfo
- Publication number
- CN104696001A CN104696001A CN201510111188.1A CN201510111188A CN104696001A CN 104696001 A CN104696001 A CN 104696001A CN 201510111188 A CN201510111188 A CN 201510111188A CN 104696001 A CN104696001 A CN 104696001A
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- China
- Prior art keywords
- dust
- control valve
- mine
- exhaust
- air
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
- E21F5/20—Drawing-off or depositing dust
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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)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses a coal mine dust reduction system. The coal mine dust reduction system comprises a spraying dust reduction portion, a dust collection filtering portion and a control portion. The spraying dust reduction portion comprises a hydraulic pump, a pneumatic machine, a control valve bank and an air and liquid mixer. A water source and an air source are provided through the hydraulic pump and the pneumatic machine, water and air are mixed in the air and liquid mixer, and dust in a mine is cleaned away through sprayed air and liquid mixtures. The dust collection filtering portion comprises a gas washing pool, a filter box, a fan, an exhaust manifold and a branch exhaust pipe. Gas mixtures exhausted from the mine are filtered through the filter box and washed through the gas washing pool under the action of the fan, and finally the gas mixtures are processed through ignition. The spraying dust reduction portion and the dust collection filtering portion are controlled through the control portion, and automatic processing of the system is achieved. The coal mine dust reduction system is high in working efficiency and safety, the spraying dust reduction portion and the dust collection filtering portion are controlled through the control portion to clean the mine so as to remove dust and combustible gases in the mine in time, and the environment in the mine can be safer.
Description
Technical field
The present invention relates to coal mining security fields, specifically a kind of dust falling in coal mining system.
Background technology
Dust at present is still one of subject matter of puzzlement coal production, the dust of high concentration especially respirable dust is the immediate cause of bringing out workman's pneumoconiosis, therefore reduce dust concentration, especially the concentration of respirable dust is very necessary, is also main technical barrier.
In the exploitation of mineral products, generally can lay stress on to combine and adopt with in driving face, and have ignored the treating flour dust between tunnel.And dust may produce in each stage of exploitation, coal cinder is in dropping process, and the effect coal dust by air flow in laneway can suspend, and spreads in atmosphere.In prior art, atomizing de-dusting apparatus can be used to carry out depositing dust, this atomizing de-dusting apparatus relies on artificial opening and closing, likely occurs that the generation of spraying and dust is asynchronous, thus reduce dustfall efficiency; And in the related, general dust falling device is only independent work, does not realize unified monitoring, and existing dust processing equipment is all heavy current installations, brings very large potential safety hazard to the dust process under mine.
Summary of the invention
The object of the present invention is to provide a kind of dust falling in coal mining system, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the invention provides following technical scheme:
A kind of dust falling in coal mining system, comprises atomizing de-dusting part, dust-absorbing filtering part and control section,
Described atomizing de-dusting part comprises hydraulic pamp, blast machine, control valve group and air and liquid mixer, liquid filter is connected with between described hydraulic pamp and control valve group, pneumatic filter is connected with between described blast machine and control valve group, described control valve group be connected with the feed tube be communicated with liquid filter between air and liquid mixer, described feed tube is provided with liquid control valve, described control valve group be connected with the air inlet pipe be communicated with pneumatic filter between air and liquid mixer, described air inlet pipe is provided with gas control valve, described air and liquid mixer is provided with knockout, described knockout is connected with multiple sprayer, described sprayer is all provided with spraying control valve,
Described dust-absorbing filtering part comprises gas washing pond, filter box, blower fan, exhaust main and exhaust charge, described exhaust charge is arranged on exhaust main lower end, described exhaust charge end is provided with hood, described hood is provided with filter screen, described exhaust charge is provided with gas exhausting valve, described exhaust charge is provided with the dust inductor between hood and gas exhausting valve, described exhaust main is provided with exhaust master control valve, described assembling is on stack top, described blower fan connects filter box and gas washing pond successively, multi-layered filtering element is provided with in described filter box, top, described gas washing pond is provided with offgas duct, described offgas duct top is provided with igniter,
Described control section comprises the sensor under master controller, PLC and the mine on mine, described sensor comprises the tunnel dust sensor, human inductor, humidity sensor and the Infrared Detectors that are arranged in tunnel, described sensor connects the PLC on mine by holding wire, described PLC is controlled by master controller, and described liquid control valve, gas control valve, spraying control valve, gas exhausting valve, dust inductor and exhaust master control valve are all connected in PLC by holding wire.
As the further scheme of the present invention: described hydraulic pamp, liquid filter, control valve group, blast machine and pneumatic filter are all arranged on mine.
As the further scheme of the present invention: described sprayer to be arranged under mine in each tunnel.
As the further scheme of the present invention: the exhaust charge of described exhaust main lower end is provided with multiple, the hood of exhaust charge end is arranged on each corner under mine, and exhaust charge is also provided with one way valve.
As the further scheme of the present invention: described exhaust main is also provided with inlet manifold side by side, and inlet manifold's end connects each corner under mine by multiple being in charge of.
As the further scheme of the present invention: described igniter is pulse type ignitor.
As the further scheme of the present invention: described holding wire is optical cable or cable.
As the present invention's further scheme: described blower fan, filter box and gas washing pond are all arranged on mine.
Compared with prior art, the invention has the beneficial effects as follows: dust falling in coal mining system works efficiency of the present invention is high, safety is high, atomizing de-dusting part is controlled at the same time or separately and dust-absorbing filtering part is cleared up under mine by the effect of control section, to remove dust under mine and imflammable gas in time, make ore deposit subsurface environment safer.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of atomizing de-dusting part in dust falling in coal mining system.
Fig. 2 is the schematic diagram of dust-absorbing filtering part in dust falling in coal mining system.
In figure: 1-hydraulic pamp; 2-liquid filter; 3-control valve group; 4-blast machine; 5-pneumatic filter; 6-liquid control valve; 7-gas control valve; 8-PLC controller; 9-tunnel dust sensor; 10-human inductor; 11-humidity sensor; 12-Infrared Detectors; 13-air and liquid mixer; 14-knockout; 15-sprays control valve; 16-sprayer; 17-exhaust charge; 18-gas exhausting valve; 19-hood; 20-filter screen; 21-dust inductor; 22-is vented master control valve; 23-exhaust main; 24-blower fan; 25-filter box; 26-filter core; 27-gas washing pond; 28-offgas duct; 29-igniter.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1 ~ 2, in the embodiment of the present invention, a kind of dust falling in coal mining system, comprises atomizing de-dusting part, dust-absorbing filtering part and control section.
Described atomizing de-dusting part comprises hydraulic pamp 1, blast machine 4, control valve group 3 and air and liquid mixer 13, liquid filter 2 is connected with between described hydraulic pamp 1 and control valve group 3, pneumatic filter 5 is connected with between described blast machine 4 and control valve group 13, described control valve group 3 be connected with the feed tube be communicated with liquid filter 2 between air and liquid mixer 13, described feed tube is provided with liquid control valve 6, described control valve group 3 be connected with the air inlet pipe be communicated with pneumatic filter 5 between air and liquid mixer 13, described air inlet pipe is provided with gas control valve 7, described air and liquid mixer 13 is provided with knockout 14, described knockout 14 is connected with multiple sprayer 16, described sprayer 16 is all provided with spraying control valve 15, there is provided water source by hydraulic pamp 1, provide source of the gas by blast machine 4, gas mixes at air and liquid mixer with water, and sprays out under the regulable control of spraying control valve 15, clears up the dust in each tunnel.
Described dust-absorbing filtering part comprises gas washing pond 27, filter box 25, blower fan 24, exhaust main 23 and exhaust charge 17, described exhaust charge 17 is arranged on exhaust main 23 lower end, described exhaust charge 17 end is provided with hood 19, described hood 19 is provided with filter screen 20, described exhaust charge 17 is provided with gas exhausting valve 18, described exhaust charge 17 is provided with the dust inductor 21 between hood 19 and gas exhausting valve 18, described exhaust main 23 is provided with exhaust master control valve 22, described blower fan 24 is arranged on stack 23 top, described blower fan 24 connects filter box 25 and gas washing pond 27 successively, multi-layered filtering element 26 is provided with in described filter box 25, top, described gas washing pond 27 is provided with offgas duct 28, described offgas duct 28 top is provided with igniter 29, dust inductor 21 detects the dust under mine, by holding wire by Signal transmissions to PLC 8, and blower fan 24 is started under the control action of PLC 8, gas exhausting valve 18 and exhaust master control valve 22, the gas containing dust under mine is discharged mine, first through the filtration of filter box 25 inner filter core 26 to remove the combustible dust in gas, and then the cleaning through gas washing pond 27, dust in gas is thoroughly removed and is discharged by offgas duct 28, last flammable gas ignition combustion under the effect of igniter 29, prevent imflammable gas contaminated environment.
Described control section comprises the master controller on mine, sensor under PLC 8 and mine, described sensor comprises the tunnel dust sensor 9 be arranged in tunnel, human inductor 10, humidity sensor 11 and Infrared Detectors 12, described sensor connects the PLC 8 on mine by holding wire, described PLC 8 is controlled by master controller, described liquid control valve 6, gas control valve 7, spraying control valve 15, gas exhausting valve 18, dust inductor 21 and exhaust master control valve 22 are all connected in PLC 8 by holding wire, atomizing de-dusting part and dust-absorbing filtering part can be made to carry out work simultaneously and carry out work respectively by the control of PLC 8, to remove dust and the imflammable gas of underground coal mine, this dust falling in coal mining Systematical control is effective, operating efficiency is high, use safety.
Described hydraulic pamp 1, liquid filter 2, control valve group 3, blast machine 4 and pneumatic filter 5 are all arranged on mine, described blower fan 24, filter box 25 and gas washing pond 27 are all arranged on mine, these large-scale heavy current installations are arranged on mine, thus the safety under ensure that mine.
Described sprayer 16 to be arranged under mine in each tunnel, therefore facilitates the dust in each corner under sprayer 16 pairs of mines to clear up.
The exhaust charge 17 of described exhaust main 23 lower end is provided with multiple, the hood 19 of exhaust charge 17 end is arranged on each corner under mine, and exhaust charge 17 is also provided with one way valve, described exhaust main 23 is also provided with inlet manifold side by side, and inlet manifold's end connects each corner under mine by multiple being in charge of, the gas of down-hole is discharged by exhaust charge 17 and exhaust main 23, inlet manifold and under being in charge of the fresh air in the external world being filled with mine, thus ensure the safety of the staff under mine.
Described igniter 29 is pulse type ignitor, makes the imflammable gas processed can be lighted process completely.
Described holding wire is optical cable or cable, and protects holding wire, by the effect of control circuit, makes the control of this dust falling in coal mining system more accurate.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present invention or essential characteristic, the present invention can be realized in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the present invention.Any Reference numeral in claim should be considered as the claim involved by limiting.
Claims (8)
1. a dust falling in coal mining system, comprises atomizing de-dusting part, dust-absorbing filtering part and control section, it is characterized in that,
Described atomizing de-dusting part comprises hydraulic pamp, blast machine, control valve group and air and liquid mixer, liquid filter is connected with between described hydraulic pamp and control valve group, pneumatic filter is connected with between described blast machine and control valve group, described control valve group be connected with the feed tube be communicated with liquid filter between air and liquid mixer, described feed tube is provided with liquid control valve, described control valve group be connected with the air inlet pipe be communicated with pneumatic filter between air and liquid mixer, described air inlet pipe is provided with gas control valve, described air and liquid mixer is provided with knockout, described knockout is connected with multiple sprayer, described sprayer is all provided with spraying control valve,
Described dust-absorbing filtering part comprises gas washing pond, filter box, blower fan, exhaust main and exhaust charge, described exhaust charge is arranged on exhaust main lower end, described exhaust charge end is provided with hood, described hood is provided with filter screen, described exhaust charge is provided with gas exhausting valve, described exhaust charge is provided with the dust inductor between hood and gas exhausting valve, described exhaust main is provided with exhaust master control valve, described assembling is on stack top, described blower fan connects filter box and gas washing pond successively, multi-layered filtering element is provided with in described filter box, top, described gas washing pond is provided with offgas duct, described offgas duct top is provided with igniter,
Described control section comprises the sensor under master controller, PLC and the mine on mine, described sensor comprises the tunnel dust sensor, human inductor, humidity sensor and the Infrared Detectors that are arranged in tunnel, described sensor connects the PLC on mine by holding wire, described PLC is controlled by master controller, and described liquid control valve, gas control valve, spraying control valve, gas exhausting valve, dust inductor and exhaust master control valve are all connected in PLC by holding wire.
2. dust falling in coal mining system according to claim 1, is characterized in that, described hydraulic pamp, liquid filter, control valve group, blast machine and pneumatic filter are all arranged on mine.
3. dust falling in coal mining system according to claim 2, is characterized in that, described sprayer to be arranged under mine in each tunnel.
4. dust falling in coal mining system according to claim 1, is characterized in that, the exhaust charge of described exhaust main lower end is provided with multiple, and the hood of exhaust charge end is arranged on each corner under mine, and exhaust charge is also provided with one way valve.
5. the dust falling in coal mining system according to claim 1 or 4, is characterized in that, described exhaust main is also provided with inlet manifold side by side, and inlet manifold's end connects each corner under mine by multiple being in charge of.
6. dust falling in coal mining system according to claim 1, is characterized in that, described igniter is pulse type ignitor.
7. dust falling in coal mining system according to claim 1, is characterized in that, described holding wire is optical cable or cable.
8. dust falling in coal mining system according to claim 1, is characterized in that, described blower fan, filter box and gas washing pond are all arranged on mine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510111188.1A CN104696001A (en) | 2015-03-05 | 2015-03-05 | Coal mine dust reduction system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510111188.1A CN104696001A (en) | 2015-03-05 | 2015-03-05 | Coal mine dust reduction system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104696001A true CN104696001A (en) | 2015-06-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510111188.1A Pending CN104696001A (en) | 2015-03-05 | 2015-03-05 | Coal mine dust reduction system |
Country Status (1)
| Country | Link |
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| CN (1) | CN104696001A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105114111A (en) * | 2015-08-18 | 2015-12-02 | 王勇 | Mine downhole cooling device capable of perfuming air |
| CN105201541A (en) * | 2015-08-18 | 2015-12-30 | 王勇 | Mine underground cooling device capable of displaying pressure |
| CN105240043A (en) * | 2015-10-16 | 2016-01-13 | 山东科技大学 | Scouring system and method used for scouring accumulated dust of mine roadway |
| CN107138009A (en) * | 2017-06-11 | 2017-09-08 | 合肥赛福泰斯特玻璃科技有限公司 | A kind of glass production glass dust collecting |
| CN109695468A (en) * | 2018-09-20 | 2019-04-30 | 安学民 | Underground coal mine is sprayed ground remote centralized control system |
| CN110665326A (en) * | 2019-10-31 | 2020-01-10 | 辽宁工程技术大学 | Double-helix blowing-absorbing gathering type fog curtain dust control device suitable for heading machine |
| CN111687137A (en) * | 2020-05-23 | 2020-09-22 | 无锡易杰印刷有限公司 | Environment-friendly paper-plastic product printing process |
| CN113047895A (en) * | 2021-02-01 | 2021-06-29 | 安徽理工大学 | Wind-water linkage spraying dust-settling device and dust-settling method thereof |
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| CN102678161A (en) * | 2011-03-08 | 2012-09-19 | 淮南矿业(集团)有限责任公司 | Automatic spraying dust-falling device and automatic control assembly |
| CN103043460A (en) * | 2012-12-28 | 2013-04-17 | 山西泰来鸿纳科技有限公司 | Wet-type negative pressure coal dust control system and device thereof |
| CN203347832U (en) * | 2013-06-17 | 2013-12-18 | 淮南市创进电子有限公司 | Automatic water spraying dust settling device for mine |
| RU138075U1 (en) * | 2013-09-27 | 2014-02-27 | Виктор Сергеевич Федотенко | DUST CONTROL DEVICE |
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2015
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Patent Citations (6)
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| CN102678161A (en) * | 2011-03-08 | 2012-09-19 | 淮南矿业(集团)有限责任公司 | Automatic spraying dust-falling device and automatic control assembly |
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| CN103758557A (en) * | 2014-01-29 | 2014-04-30 | 河北联合大学 | Mine dust grading combined dust fall method and device |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105114111A (en) * | 2015-08-18 | 2015-12-02 | 王勇 | Mine downhole cooling device capable of perfuming air |
| CN105201541A (en) * | 2015-08-18 | 2015-12-30 | 王勇 | Mine underground cooling device capable of displaying pressure |
| CN105240043A (en) * | 2015-10-16 | 2016-01-13 | 山东科技大学 | Scouring system and method used for scouring accumulated dust of mine roadway |
| CN107138009A (en) * | 2017-06-11 | 2017-09-08 | 合肥赛福泰斯特玻璃科技有限公司 | A kind of glass production glass dust collecting |
| CN109695468A (en) * | 2018-09-20 | 2019-04-30 | 安学民 | Underground coal mine is sprayed ground remote centralized control system |
| CN110665326A (en) * | 2019-10-31 | 2020-01-10 | 辽宁工程技术大学 | Double-helix blowing-absorbing gathering type fog curtain dust control device suitable for heading machine |
| CN111687137A (en) * | 2020-05-23 | 2020-09-22 | 无锡易杰印刷有限公司 | Environment-friendly paper-plastic product printing process |
| CN113047895A (en) * | 2021-02-01 | 2021-06-29 | 安徽理工大学 | Wind-water linkage spraying dust-settling device and dust-settling method thereof |
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Application publication date: 20150610 |
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