CN201221361Y - Connecting downhole fully-mechanized mining and digging machine wind and water mixed spraying apparatus - Google Patents

Connecting downhole fully-mechanized mining and digging machine wind and water mixed spraying apparatus Download PDF

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Publication number
CN201221361Y
CN201221361Y CNU2008200140261U CN200820014026U CN201221361Y CN 201221361 Y CN201221361 Y CN 201221361Y CN U2008200140261 U CNU2008200140261 U CN U2008200140261U CN 200820014026 U CN200820014026 U CN 200820014026U CN 201221361 Y CN201221361 Y CN 201221361Y
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water
pipeline
coal
wind
fully
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CNU2008200140261U
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Chinese (zh)
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裴印昌
詹兴辉
李景坤
李春
石海东
赵景华
李本学
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裴印昌
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Abstract

The utility model belongs to the technical field of wind and water mixed spray and is used in the site which requires overall exploration, overall excavation and dust reduction for underground mining so as to enhance the production safety in the coal mine. The equipment is characterized by comprising a pipeline which is connected with a wind source and a pipeline which is connected with a water source; the two pipelines are connected in parallel after respectively penetrating through a wind filter, a water filter and a break valve, and are then connected with the internal spraying nozzle and the external spraying nozzle of a coal winning machine and a tunneling machine. The utility model mainly aims at solving the problem that part of the gas generated in the traditional dust reduction and coal cutting process can not be promptly dispersed, thus threatening the production safety. And the utility model solves the problems that the water resources are wasted, the coal quality can be easily influenced, and the belt slipping, cargo sliding, storehouse plugging and other phenomena can be caused in the traditional dust reduction and coal cutting process.

Description

A kind of connection down-hole is combined and is adopted, fully-mechanized digging machine wind water mixed atomizing equipment
Technical field:
The utility model belongs to wind-water mixing spray technology, is applied in the down-hole and combines the place of adopting, combining pick and needing depositing dust, to improve the safety in production in colliery.
Background technology:
Along with growing, the powerful device in colliery are constantly used, the also corresponding increase of the dust that in mining process, produces, gas, more two projecting mines, depositing dust, to eliminate local gas gathering work particularly important, the mechanized equipment of coal-winning machine, fully-mechanized digging machine generally adopts the High-Pressure Water atomizing de-dusting at present, promptly arrange some spraying water nozzles at coal-winning machine, development machine, water under high pressure forms certain atomizing effect through the water nozzle ejection, reduces flying away of dust with this.The problem that present this method mainly exists is that water supply volume is bigger, waste water resource, and cause the underground work environment to be affected, the workman is mud all over the body, drive is muddy to can't bear, coal-winning machine, the excessive car phenomenon of fully-mechanized digging machine also appear, and this method affect ature of coal, or cause problems such as belt creep, sliding goods, stifled storehouse.For highly gassy mine, contain a large amount of gas in the coal seam, produce local gas during the cut coal, this trickle method can not in time be dispersed local gas, is easy to cause accident.The coal dust that is produced is effective depositing dust sometimes, and harmful, unfavorable to keeping the safety in production, these problems can not effectively solve, and can bring the consequence that can not envision.
Summary of the invention:
Goal of the invention: the utility model provides the method for a kind of silo shearer, fully-mechanized digging machine wind water mixed atomizing, its purpose mainly is to produce local gas when solving depositing dust cut coal in the past can not in time disperse, threaten production safety, also solve waste water resource, easily influence ature of coal, or cause problems such as belt creep, sliding goods, stifled storehouse.
Technical scheme: the utility model is achieved through the following technical solutions: a kind of connection down-hole is combined and is adopted, fully-mechanized digging machine wind water mixed atomizing equipment, it is characterized in that: this equipment includes the pipeline and the pipeline that is connected the water source that connects wind regime, pass through blast strainer and water strainer respectively, pass through behind the stop valve in parallelly again, the pipeline after the parallel connection is connected on the nozzle of internal spraying, external spraying of coal-winning machine, development machine.
The pipeline that connects wind regime is connected with a portable air compressor or gasholder through behind the blast strainer, again through stop valve and the pipeline parallel connection that is connected the water source.
After the pipeline that connects wind regime is by portable air compressor or gasholder with pipeline between water supply line is in parallel on, be provided with a unidirectional stop valve.
The pipeline that connects the water source connects the water jacket of movable motor and cutting motor with before pipeline is in parallel.
Advantage and effect: the mode that this device adopts the geomantic omen to mix, make water form the purpose that water smoke reaches depositing dust, this system has formed powerful geomantic omen mixed airflow, the local gas that produces in the time of can dispelling the cut coal body, more effectively catches coal dust, plays water-saving purpose simultaneously.It adopts the winding-up of inside and outside two levels, the method for working simultaneously, increases the effect of depositing dust, and dispels local gas effectively, guarantees the purpose of safety in production.This method does not influence ature of coal, has solved problems such as belt creep, sliding goods, stifled storehouse yet.
This equipment is specific as follows with single advantage of comparing with water spray:
1., dust-laying effect atomizing good, water is abundant, reduced airborne Dust Capacity, helps safety and miner's health.
2., can dispel local gas timely and effectively, the gas accident that ignites when reducing the cutting rib, to highly gassy mine, especially more effective to the bigger work plane of this layer gas emission.
3., reduce nearly 6.467 times of the consumption of water, reduced slide goods, the belt creep accident of transit link, improved operating environment, improved ature of coal, accomplished energy-saving and emission-reduction wound benefit.
4., using wind water mixed atomizing can transport relatively along triangulation point before work plane at fully-mechanized mining working increases work plane to the air quantity of rolling back and rationalizing and refluxing, makes the gas control fireproofing that the rational draft type that more becomes arranged.
5., utilize the geomantic omen to mix punching, beat anchor pole and can effectively move back and cut, raise the efficiency, reduce working site base plate muddy water.
Relatively lack in China's water resource at present, energy-saving and emission-reduction work country pays much attention to, and great safe coal accident is all relevant with gas, in view of this wind water mixed atomizing mode, can energy-saving and emission-reduction, can guarantee safety in production again, therefore have excellent popularization, application prospect.
Four, description of drawings:
Annexation schematic diagram when Fig. 1 is applied in coal-winning machine for the utility model;
Annexation schematic diagram when Fig. 2 is applied in development machine for the utility model.
Five, the specific embodiment:
Below in conjunction with accompanying drawing the utility model is done nearly step explanation:
Safety in production is upgrade, promoted to the utility model in order to reduce the generation probability of coal dust, gas accident better, guarantees worker's physical and mental health, gropes through repeatedly practising, at Daxing ore deposit N 2705, S 5711 and fully mechanized workface tested wind water mixed atomizing equipment successfully.
This equipment has formed powerful geomantic omen mixed airflow, the local gas that produces in the time of can dispelling the cut coal body, more effectively catches the geomantic omen synthetic method of coal dust.
The utility model comprises that pipeline 1 and pipeline 2 are communicated with the wind regime of 0.5~0.7Mpa, the water source of 3~5Mpa respectively, by stop valve J9, J10 to getting working face, as shown in Figure 1, left-hand broken line partly is the setting on the suitable bunching 9 of fortune among the figure, and the right side dotted portion is the setting on the coal-winning machine 10 among the figure.Pipeline 1 is connected blast strainer 11 and water strainer 12 respectively with pipeline 2, prevents that foreign material from entering the pipeline blockage spray nozzle.Adjust geomantic omen flow, wind 15~20M by stop valve J1~J8 3/ minute, water 0.15~0.20M 3/ minute, make the used volume ratio in geomantic omen be: 100~135: 1; Two kinds of different nozzles that adopt inside and outside two levels through pipeline in parallel behind stop valve J1~J8 are work principle simultaneously, promptly connect a roll left inner nozzle 3, the right cylinder inner nozzle 4 of coal-winning machine, coal-winning machine left side outer nozzle 5, coal-winning machine right side outer nozzle 6 of coal-winning machine respectively and implement the hold concurrently method of spray of domestic and foreign work face and increase the effect of depositing dust.Can depositing dust for reaching, can effectively reduce the waste of water resource again and dispel the effect of gas, the steam that should keep the geomantic omen mixed aerosol is with 15~20M 3/ minute flow jet.
For guaranteeing that steady wind pressure is arranged, if can be that the wind regime effect of 1~2Mpa is just better with portable air compressor or gasholder 7 selection pressures.
Mark 16,17 is respectively the water jacket of movable motor and cutting motor, and the design of this water source flow does not influence the cooling to movable motor and cutting motor.
This device is easy to water under high pressure is flowed into air feed system in use, for preventing the generation of this situation, on the pipeline between pipeline 1 is in parallel by portable air compressor or gasholder 7 pressurization backs and pipeline 2, is provided with a unidirectional stop valve 8.
The pipeline that pipeline 1 is connected with pipeline 2 before stop valve J1~J8 is provided with draft gauge 13 and water pressure gauge 14, and mark 15 is automatically controlled cooler.
As shown in Figure 2, its principle was identical substantially with being applied to coal-winning machine when the utility model was applied to the fully-mechanized digging machine work plane.Pipeline 1 and pipeline 2 are by filter, portable air compressor or gasholder, unidirectional stop valve 8 and other valve bodies, and the geomantic omen enters inner nozzle and outer nozzle respectively after mixing.
In addition, this device in use should be noted that following some requirement: water source and wind regime that pressure, stability of flow and cleaning 1., at first will be arranged; 2., should blow in behind the first boiling water before the mine coal machine, guarantee behind the atomizing effect haulage shearer again, cut off the water at last but stop behind the coal-winning machine just blowing-out; 3., when wind regime, water source are unstable, adjust the geomantic omen flow at any time, guarantee that the geomantic omen reasonable mixture ratio guarantees the atomizing dust-laying effect, wind is big as far as possible, water is little or atomizing effect coal cutting when good, in order to avoid influence dust-laying effect; 4., nozzle is unimpeded, maintenance crew wants nozzle clearing to forbid to stop up; 5., the geomantic omen pipeline is forbidden to add stop valve between mixed pipeline in geomantic omen and nozzle and is avoided water under high pressure to seal in the wind path must directly entering nozzle after the mixing.
N in the application of reality in addition 2705 fully mechanized coal faces and S 5It is higher that 711 big mining heights all belong to this coal seam gas-bearing capacity, especially S 5The easy fecula dirt of 711 fire bed rock impouring coal body coking, this device is by the experiment in the ore deposit, Daxing, behind the utilization wind water mixed atomizing, by inner with outside synchronized dust removal, can make dust-laying effect obvious, the distinguished and admirable middle dust of rolling back and rationalizing obviously reduces, and has improved production environment, water supply volume can reduce 6.467 times, i.e. 0.15M 3/ minute, promptly per hour can reduce water supply volume 49.2M 3, and do not influence cooling effect because of the water yield reduces; It has reduced belt creep, sliding goods, stifled storehouse situation and has taken place, and upgrades, and makes the cutting gas that rib produces can be in time by 15~20M 3/ minute geomantic omen mixed aerosol steam dispel, reduced the possibility that produces spark initiation gas because of coal cutting make produce safer, by the fresh distinguished and admirable 15M that reaches of pressure fan 3/ minute about, to the spraying back ejection of work plane geomantic omen, enter work plane and air return way by the ground direct-furnish.The flow that perhaps can also continue to increase this wind reduces the unfavorable factor of fortune along the distinguished and admirable old man of sweeping of triangulation point, transports with the wind that the reduction of flow velocity degree also can reduce kicking up of transfer point dust, and more reasonable work plane is to the draft type of rolling back and rationalizing.
Its effect also may be embodied on the fully-mechanized digging machine work plane, easily causes base plate muddy water big singly with water spray the time, influences on-the-spot standardization, the easily excessive car of fully-mechanized digging machine then reduce discharge in order to control the base plate mire sometimes, but its dust-laying effect is more bad, dust increases, and is all unfavorable to safety and health of human body; And, can reduce water supply volume more than 1/2 by utilizing wind water mixed atomizing method of the present utility model, and having changed the base plate mire, the fully-mechanized digging machine car of no longer therefore drowning has improved dust-laying effect, has improved standardization.
This device reduces water supply volume drilling hole and can the row of acceleration when beating anchor pole disappear penetration rate is improved, and especially more can change the operation field environment effectively when pick goes down the hill to beat anchor pole, can reduce water supply volume, the raising dust-laying effect when aboveground each transfer point use down.
This shows that the atomizing good, water of its dust-laying effect of wind water mixed atomizing device of this device is abundant, has reduced airborne Dust Capacity, helps safety and miner's health; Can dispel local gas timely and effectively, the gas accident that ignites when reducing the cutting rib, especially more favourable to highly gassy mine to the bigger work plane of this layer gas emission; Nearly 6.467 times of the consumption of minimizing water, it is 0.15M that water supply volume can reduce to 3/ minute~0.2M 3/ minute, promptly per hour can reduce water supply volume 49.2M 3, annual each work plane can be saved 150,000 M 3Water be roughly equal to 500,000 yuan, effects of energy saving and emission reduction is considerable, does not influence cooling effect because of the water yield reduces.Reduced belt creep, sliding goods, the situation generation of stifled storehouse, influence is produced and annual each work plane of upgrading can be created 5,000,000 yuan of benefits because of reducing.Use wind water mixed atomizing can transport relatively along triangulation point before work plane at fully-mechanized mining working and increase, work plane makes the fireproofing of gas control that the rational draft type that more becomes arranged to the air quantity of rolling back and rationalizing and refluxing; Utilize the geomantic omen to mix punching, beat anchor pole and can effectively move back and cut, raise the efficiency, reduce working site base plate muddy water.
China's water resource relatively lacks, energy-saving and emission-reduction work country pays much attention to, and the also quite attention of great safe coal accident country, and the safe coal accident is all relevant with gas, in view of the advantage of wind water mixed atomizing mode and in addition can be in many-sided Application and Development, so it has excellent popularization, application prospect.

Claims (4)

1, a kind of connection down-hole combine adopt, fully-mechanized digging machine wind water mixed atomizing equipment, it is characterized in that: this equipment includes the pipeline (1) and the pipeline that is connected the water source (2) that connects wind regime, pass through blast strainer (11) and water strainer (12) respectively, pass through behind the stop valve in parallelly again, the pipeline after the parallel connection is connected on the nozzle of internal spraying, external spraying of coal-winning machine, development machine.
2, a kind of connection according to claim 1 down-hole combine adopt, fully-mechanized digging machine wind water mixed atomizing equipment, it is characterized in that: after connecting pipeline (1) the process blast strainer (11) of wind regime, be connected with a portable air compressor or gasholder (7), again through stop valve and the pipeline that is connected the water source (2) parallel connection.
3, a kind of connection according to claim 2 down-hole combine adopt, fully-mechanized digging machine wind water mixed atomizing equipment, it is characterized in that: by on portable air compressor or gasholder (7) back and the pipeline between water supply line is in parallel, be provided with a unidirectional stop valve (8) at the pipeline (1) that connects wind regime.
4, a kind of connection according to claim 1 down-hole combine adopt, fully-mechanized digging machine wind water mixed atomizing equipment, it is characterized in that: the pipeline (2) that connects the water source connects the water jacket (16,17) of movable motor and cutting motor with before pipeline (1) is in parallel.
CNU2008200140261U 2008-07-15 2008-07-15 Connecting downhole fully-mechanized mining and digging machine wind and water mixed spraying apparatus Expired - Fee Related CN201221361Y (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103089289A (en) * 2013-02-25 2013-05-08 陈业武 Mine downhole high temperature point cooling device
CN103133000A (en) * 2013-03-01 2013-06-05 郑州四维机电设备制造有限公司 Coal cutter gas-water mixing external spray system
CN103216257A (en) * 2013-04-22 2013-07-24 中国矿业大学(北京) Method and device for dust falling by magnetized fine water mist in process of mining
CN103233737A (en) * 2013-04-10 2013-08-07 淮南矿业(集团)有限责任公司 Fully-mechanized excavating machine
RU2539194C1 (en) * 2013-10-30 2015-01-20 Анатолий Александрович Трубицын Automatic system of pneumatic hydro-sprinkling and inhibition of highly explosive methane-air mixture (versions)
CN107313776A (en) * 2017-08-28 2017-11-03 贵州遵义铭东商贸有限公司 A kind of coal-face atomizing dust-removing system

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103089289A (en) * 2013-02-25 2013-05-08 陈业武 Mine downhole high temperature point cooling device
CN103133000A (en) * 2013-03-01 2013-06-05 郑州四维机电设备制造有限公司 Coal cutter gas-water mixing external spray system
CN103233737A (en) * 2013-04-10 2013-08-07 淮南矿业(集团)有限责任公司 Fully-mechanized excavating machine
CN103233737B (en) * 2013-04-10 2015-10-21 淮南矿业(集团)有限责任公司 Fully-mechanized digging machine
CN103216257A (en) * 2013-04-22 2013-07-24 中国矿业大学(北京) Method and device for dust falling by magnetized fine water mist in process of mining
RU2539194C1 (en) * 2013-10-30 2015-01-20 Анатолий Александрович Трубицын Automatic system of pneumatic hydro-sprinkling and inhibition of highly explosive methane-air mixture (versions)
CN107313776A (en) * 2017-08-28 2017-11-03 贵州遵义铭东商贸有限公司 A kind of coal-face atomizing dust-removing system

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