CN205063966U - A device for simulating mine spouts operation area dust law that flows futilely - Google Patents
A device for simulating mine spouts operation area dust law that flows futilely Download PDFInfo
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- CN205063966U CN205063966U CN201520808095.XU CN201520808095U CN205063966U CN 205063966 U CN205063966 U CN 205063966U CN 201520808095 U CN201520808095 U CN 201520808095U CN 205063966 U CN205063966 U CN 205063966U
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Abstract
The utility model discloses a device for simulating mine spouts operation area dust law that flows futilely, simulation spouts the pull -out type dryer of arranging the forced dryer that is used for leading -in wind in the tunnel and being used for taking out wind futilely, simulation spouts futilely and is provided with the mining track of simulation in the tunnel, it is provided with emulation material loading machine on the mining track to simulate, emulation mixer and emulation jet plane, it produces dirt mechanism to be provided with the material loading on the emulation material loading machine, it produces dirt mechanism to be provided with the stirring on the emulation mixer, be provided with the jet on the emulation jet plane, it produces dirt mechanism to be provided with the jet on the jet, the jet is towards arranging the injection bounce -back product dirt mechanism in simulation spouts the tunnel futilely, be provided with spraying negative pressure secondary dust device on the emulation jet plane. Can simulate mine tunnel and spout the different draft types in operation area, the different positions of each dryer, the distinguished and admirable distribution down of obstructed distinguished and admirable state futilely, can simulate different ventilation condition under, the single dirt source different dirt source position under and the many dirt source gas year dust distribution law that migrates.
Description
Technical field
The utility model relates to the nature imitation experiment device that spray done by mine, particularly relates to a kind of device doing spray operation area dust flowing law for simulating mine.
Background technology
At present, anchor spray cement concrete is one of major way of roadway support, but, the especially dry spray operation of anchor spray cement concrete in implementation process when compound goes out from lance ejection, under high pressure wind action, concrete can produce segregation phenomenon, add the impact by spray plane rebound effect simultaneously, dust particle is caused to be separated diffusion, a large amount of dust is sharply produced at nozzle and by between spray plane, cause the on-the-spot dust concentration of work plane still higher, and this process is one of main dust production resource in whole sprayed mortar operation process.In addition the operation such as dry shotcreting operation material loading, stirring produces a large amount of high concentrate dusts, and when not adopting any dust prevention, mine laneway dry spray operation area dust concentration can reach 1000mg/m
3above, and respirable dust proportion is close to 40%, threatens greatly and harm to healthy the causing of workman.Even if take dust suppression, the situation of most work plane is still quite severe, and dust concentration seriously exceedes national Specification.
In order to reduce the on-the-spot dust concentration of Gan Pen operation area, tunnel, have multiple depositing dust control dirt measure and efficient cleaner both at home and abroad at present, but it is perfect not enough for the Prevention Technique of the dust of Gan Pen operation area, tunnel, not effective dust prevention and control measure, this big chunk reason is not deep enough to the research of the on-the-spot wind-dirt migration rule in Gan Pen operation area, tunnel.For a long time, the migration of wind-dirt under different situations-mist, coupling, settlement law are different, what have is even very complicated, for a certain mine laneway gas done in spray operation area under air current state carry dust transport conditions then the main practical experience according to people select with subjectivity.
Dust migration rule is carried to mine laneway dry spray operation area gas and dust prevention and control technology is studied, significantly can not only reduce mine laneway and do the dust concentration of spraying in the air of operation area, and to other dust suppression work of producing dirt setting of down-hole, there is positive reference function.Gas under studying different air current state and under spray field carries dust migration rule and dust prevention and control technology, determine the optimal parameter of dust removal by ventilation in tunnel, spray dust-reducing system with this, must have a kind of can Gan Pen operation area, real simulation tunnel air current state, dust state, the gas analogue simulation device that carries dust migration state and atomize to disclose the migration of different situations leeward-dirt-mist, coupling, depositing dust rule.By research, dry spray operation area wind-dirt migration rule and negative pressure secondary device for reducing dust and the control dust removing effects of automation air duct in dry spray operation area can be specified, for preferred arrangement negative pressure secondary device for reducing dust and automation air duct provide scientific basis.Final realization reduces Gan Pen operation area, tunnel dust concentration, improves operating environment, thus reduces the incidence of disease of operating personnel's pneumoconiosis, promotes that coal production occupational health level improves.Therefore, research Gan Pen operation area, tunnel dust migration rule and prevention and controls thereof have very important realistic meaning.
Utility model content
In view of above-mentioned the deficiencies in the prior art, the purpose of this utility model is to provide a kind of device doing spray operation area dust flowing law for simulating mine.
For solving the problems of the technologies described above, the utility model scheme comprises:
A kind of device doing spray operation area dust flowing law for simulating mine, it comprises the analogue simulation dry spray tunnel of being made up of tempered glass, wherein, analogue simulation is done in spray tunnel and is furnished with the forced air duct for importing wind and the pull-out type air duct for extracting wind out, analogue simulation dry spray is provided with simulation mining rail in tunnel, simulation mining rail is provided with emulation material loading machine, emulation mixer and emulation spraying machine, emulation feeder is provided with material loading Chan Chen mechanism, emulation mixer is provided with and stirs Chan Chen mechanism, emulation spraying machine is provided with jet, jet is provided with jet Chan Chen mechanism, jet does the injection bounce-back Chan Chen mechanism of spraying in tunnel towards being arranged in analogue simulation, emulation spraying machine is provided with spraying negative pressure secondary device for reducing dust.
The described device doing spray operation area dust flowing law for simulating mine, wherein, above-mentioned analogue simulation is done in spray tunnel and is evenly arranged the many metal friction posts of going up a hill for simulating in tunnel, going down the hill, and it is 90 ° to 135 ° that metal friction post upper end and analogue simulation do the angle spraying tunnel inwall.
The described device doing spray operation area dust flowing law for simulating mine, wherein, above-mentioned metal friction post comprises the first vertical portion, first vertical portion is provided with the extension of horizontal expansion, the upper end of extension is provided with the first elliptical section, first elliptical section is provided with the second vertical portion, the second vertical portion is provided with the second elliptical section, the second elliptical section is provided with support end.
The described device doing spray operation area dust flowing law for simulating mine, wherein, above-mentioned analogue simulation dry spray tunnel is being provided with monorail crane with forced air duct, pull-out type air duct corresponding position, tunnel has been evenly arranged multiple monorail crane transverse moving mechanism in analogue simulation dry spray, and forced air duct, pull-out type air duct can be moved along corresponding monorail crane.
The described device doing spray operation area dust flowing law for simulating mine, wherein, above-mentioned forced air duct is connected with a forced blower fan by the first flexible air duct converter, and forced blower fan is configured with the first electrodeless frequency converter; Forced air duct is provided with automation air duct.
The described device doing spray operation area dust flowing law for simulating mine, wherein, above-mentioned automation air duct is connected with forced air duct, multiple baffler has been evenly arranged in automation air duct, form multiple air-out bar gap between baffler, one end of automation air duct is provided with ventilation butterfly valve; The two ends of automation air duct are provided with the inner air velocity transducer of air duct, the inner distinguished and admirable pressure sensor of air duct.
The described device doing spray operation area dust flowing law for simulating mine, wherein, above-mentioned pull-out type air duct is connected with a pull-out type Wet-type dust-removal fan by the second flexible air duct converter, and pull-out type Wet-type dust-removal fan is configured with the second electrodeless frequency converter.
The described device doing spray operation area dust flowing law for simulating mine, wherein, above-mentioned emulation spraying machine is connected with a high-pressure pump by spray pipe, and high-pressure pump is connected with storage tank.
The described device doing spray operation area dust flowing law for simulating mine, wherein, to be evenly arranged in multiple tunnel sensor of dust concentration in air velocity transducer, tunnel in above-mentioned analogue simulation dry spray tunnel.
A kind of device doing spray operation area dust flowing law for simulating mine that the utility model provides, the different draft type in mine laneway dry spray operation area can be simulated, each air duct diverse location, distribution of air flow under stuffy stream mode, under different ventilation condition can be simulated, single dirt source under different dirt source position and many dirt source gas carry dust moving distribution rule, can simulate automation air duct under different condition become the control dirt effect of closed air curtain, wind-dirt-mist the coupling under different ventilation condition can be simulated, migration, settlement law, can the dust-laying effect of test different types nozzle, for research and development high efficiency nozzle provides technical support, also spraying hydraulic pressure can be tested on the impact of atomizing de-dusting effect, for different spray nozzles selects suitable irrigation pressure to provide technical support, by the air current state under control spray field and wind speed size, study the distinguished and admirable impact on spray effect.
Accompanying drawing explanation
Fig. 1 is the structural representation doing the device of spray operation area dust flowing law in the utility model for simulating mine;
Fig. 2 is that in the utility model, metal friction post and analogue simulation do the structural representation spraying tunnel;
Fig. 3 is the structural representation of metal friction post in the utility model;
Fig. 4 is the structural representation of automation air duct in the utility model.
Detailed description of the invention
The utility model provides a kind of device doing spray operation area dust flowing law for simulating mine, for making the purpose of this utility model, technical scheme and effect clearly, clearly, further describes below to the utility model.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
The utility model provides a kind of device doing spray operation area dust flowing law for simulating mine, as shown in Figure 1, it comprises the analogue simulation dry spray tunnel 4 of being made up of tempered glass, analogue simulation dry spray tunnel 4 adopts Semicircular arched cross section, the length that analogue simulation does spray tunnel 4 can be 40m, and increase analogue simulation dry spray tunnel 4 length by the form of welding, analogue simulation dry spray tunnel 4 clear span and clear height are respectively 4.5m, 3.5m, and its height and width can experimentally require to change different height and the combination of width by the mode dismantled and reset, thus achieve head-room, the flexible transformation of width and length, tunnel head seal, afterbody is opening completely, the organic glass collocation cage of reinforcement that tunnel is 0.01-0.03m by thickness is made.And analogue simulation do spray tunnel 4 in be furnished with the forced air duct 6 for importing wind and the pull-out type air duct 24 for extracting wind out, forced air duct 6, pull-out type air duct 24 are axially arranged respectively along tunnel, the radius of forced air duct 6, pull-out type air duct 24 is 0.35m, the distance that forced air duct 6, pull-out type air duct 24 center do spray tunnel 4 base plate to analogue simulation is 2.25m, and forced air duct 6 to analogue simulation does the distance of meeting head on of spray front end, tunnel 4 for 7m.
Analogue simulation dry spray is provided with simulation mining rail 11 in tunnel 4, simulation mining rail 11 is provided with emulation feeder 18, emulation mixer 16 and emulation spraying machine 14, emulation feeder 18 is provided with material loading Chan Chen mechanism 19, emulation mixer 16 is provided with and stirs Chan Chen mechanism 17, emulation spraying machine 14 is provided with jet, jet is provided with jet Chan Chen mechanism 12, jet does the injection bounce-back Chan Chen mechanism 13 of spraying in tunnel 4 towards being arranged in analogue simulation, emulation spraying machine 14 is provided with spraying negative pressure secondary device for reducing dust 15.Simulation mining rail 11 is done spray tunnel 4 along analogue simulation and is axially arranged near the base plate place of a sidewall, and the width of simulation mining rail 11 is 1m, and length is 40m, also can adjust its lengthwise position as required; Simulation mining rail 11 is done along analogue simulation spray posterior-anterior direction, tunnel 4 arrange successively at certain intervals can be fixed on rail while the width that can move axially again be 1m, the high emulation feeder 18 for 2m, emulation mixer 16 and emulation spraying machine 14.Material loading Chan Chen mechanism 19, to stir Chan Chen mechanism 17, jet Chan Chen mechanism 12 and spray the Chan Chen mechanism 13 that rebound the particle size range that can produce dust be 0.1-50 μm, does that to spray the mass flow range producing dust in tunnel 4 be 0-10kg/h to analogue simulation.Spraying negative pressure secondary device for reducing dust 15 comprises storage tank, atomizer passgae, high-pressure pump and nozzle for providing spraying water.After water in storage tank 21 pressurizes by water booster system, form droplet field along atomizer passgae 20 by nozzle ejection.The quantity of nozzle and injection direction can be arranged on spraying negative pressure secondary device for reducing dust 15 as required, install six to ten spraying negative pressure secondary device for reducing dust 15 in the surrounding of emulation spraying machine 14, spraying negative pressure secondary device for reducing dust 15 is apart from analogue simulation dry spray tunnel 4 base plate 1.55m (breathing zone height).Wherein, experimentally need, spraying negative pressure secondary device for reducing dust 15 nozzle can change position and quantity by handling, high-pressure pump 22 also can be utilized to realize the spray field of different pressures, make measured data more comprehensive.It is 0-7m that storage tank 21 stores the water yield
3, the pressure limit that high-pressure pump 22 provides is 0-16Mpa.
Further, as shown in Figure 2, above-mentioned analogue simulation is done in spray tunnel 4 and is evenly arranged the many metal friction posts 27 of going up a hill for simulating in tunnel, going down the hill, and it is 90 ° to 135 ° that metal friction post 27 upper end and analogue simulation do the angle spraying tunnel 4 inwall.Analogue simulation does that spray tunnel 4 is anterior, respectively installed two metal friction pillars immediately below middle part and rear portion, amounts to the six roots of sensation, and go up a hill in the tunnel that can realize different angle and goes down the hill in tunnel.
In another preferred embodiment of the present utility model, as shown in Figure 3, above-mentioned metal friction post 27 comprises the first vertical portion 36, first vertical portion 36 is provided with the extension 37 of horizontal expansion, the upper end of extension 37 is provided with the first elliptical section 38, first elliptical section 38 is provided with the second vertical portion 39, vertical portion 39, second is provided with in the second elliptical section 32, second elliptical section 32 and is provided with support end 33.And above-mentioned analogue simulation dry spray tunnel 4 is being provided with monorail crane 7 with forced air duct 6, pull-out type air duct 24 corresponding position, tunnel 4 has been evenly arranged multiple monorail crane transverse moving mechanism 8 in analogue simulation dry spray, and forced air duct 6, pull-out type air duct 24 can be moved along corresponding monorail crane.
Further, above-mentioned forced air duct 6 is connected with a forced blower fan 1 by the first flexible air duct converter 3, and forced blower fan 1 is configured with the first electrodeless frequency converter 2; Forced air duct 6 is provided with automation air duct 5.Automation air duct 5 is connected with forced air duct 6, as shown in Figure 4, multiple baffler 28 has been evenly arranged in automation air duct 5, multiple air-out bar gap is formed between baffler 28, in order to further improve automation air duct 5 air-out wind speed and inner distinguished and admirable pressure, arrange baffler 28 can turn an angle, rotational angle is respectively 15 °, 30 °, 45 °, 60 °, 75 °, 90 °.Baffler 28 formed air-out bar gap be two kinds, the first is two isometric air-out bar gaps, the second be three grades grow wind bar gap.Wherein, the length computation mode of the first air-out bar gap is: 1/3* (π R) is by getting two, its two ends isometric line segment cutting air-out bar gap after semicircle trisection; The length computation mode of the second air-out bar gap is: 1/5* (π R) is by getting its two ends and middle three isometric line segment cutting air-out bar gaps after semicircle five decile.One end of automation air duct 5 is provided with ventilation butterfly valve 31, and ventilation butterfly valve 31 can adopt to transfer and regulate ventilation butterfly valve, is controlled, handled easily by the remote controller of correspondence.The two ends of automation air duct 5 are provided with the inner air velocity transducer 25 of air duct, the inner distinguished and admirable pressure sensor 26 of air duct, for collecting related data information.
Further, above-mentioned pull-out type air duct 24 is connected with a pull-out type Wet-type dust-removal fan 23 by the second flexible air duct converter 34, pull-out type Wet-type dust-removal fan 23 is configured with the second electrodeless frequency converter 35, can by the electrodeless frequency converter 35 of the first electrodeless frequency converter 2, second adjust analogue simulation do spray tunnel 4 in distinguished and admirable.The air quantity scope of forced blower fan 1 is 0-980m
3/ min, the air quantity of pull-out type Wet-type dust-removal fan 23 is 100-700m
3/ min, water consumption is about 2m
3/ h.Forced blower fan 1, pull-out type Wet-type dust-removal fan 23 can single use or common use all can make to be formed in analogue simulation dry spray tunnel 4 distinguished and admirable, the exhausting amount in the blower fan unit interval can be controlled by the rotating speed of corresponding frequency converter change blower fan, analogue simulation is done in spray tunnel 4 and produces different wind speed, thus each parameter value under different wind friction velocity can be measured.
And above-mentioned emulation spraying machine 14 is connected with a high-pressure pump 22 by spray pipe 20, high-pressure pump 22 is connected with storage tank 21, for emulation spraying machine 14 provides water source.Sensor of dust concentration 26 in air velocity transducer 25, tunnel has been evenly arranged in multiple tunnel in above-mentioned analogue simulation dry spray tunnel 4.Air velocity transducer 25 in 24 tunnels is installed altogether in analogue simulation dry spray tunnel 4, on the dry breathing zone height (distance ground level is 1.55m) spraying side crag 1.5m, 3m and 4m, air velocity transducer 25 in eight tunnels is respectively arranged along journey in distance, fore-and-aft distance in adjacent tunnel between air velocity transducer 25 is 5m, wherein, the vertical distance of meeting head on that meet head on first air velocity transducer 25 that often row does spray front end, tunnel 4 near analogue simulation does spray front end, tunnel 4 to analogue simulation is 5m.In tunnel, the quantity of sensor of dust concentration 26 is the same with air velocity transducer in tunnel 25 with arrangement, is arranged in each tunnel immediately below air velocity transducer 25, and distance analogue simulation dry spray tunnel 4 is highly 1.55m.
It specifically uses the above-mentioned method doing the device of spray operation area dust flowing law for simulating mine, and it comprises the following steps:
A, the first electrodeless frequency converter 2 and/or the second electrodeless frequency converter 35 is regulated to realize different wind speed size, generation is stablized distinguished and admirable, regulate automation air duct 5 to form multipath to a certain degree to Whirl deposite tank simultaneously, the distinguished and admirable analogue simulation that enters extruded from forced air duct 6 does spray tunnel 4, distinguished and admirablely encounter after analogue simulation does spray the meeting head on of front end, tunnel 4, wind direction alee side migration, if only measure distribution of air flow rule, then do not open spraying negative pressure secondary device for reducing dust 15, material loading Chan Chen mechanism 19, stir Chan Chen mechanism 17, jet Chan Chen mechanism 12 with spray the Chan Chen mechanism 13 that rebounds, distinguished and admirable data are collected by air velocity transducer in tunnel 25, obtain dry spray operation area distribution of air flow rule in analogue simulation dry spray tunnel 4,
B, to research wind-dirt migration rule, then immediately above-mentioned steps A, open material loading Chan Chen mechanism 19, stir Chan Chen mechanism 17, jet Chan Chen mechanism 12 with spray rebound in Chan Chen mechanism 13 one or several, simulation produces certain density dust, collect related data by sensor of dust concentration 26 in air velocity transducer in tunnel 25 and tunnel, obtain wind-dirt migration rule that analogue simulation does dry spray single dirt source, operation area or many dirt source in spray tunnel 4;
C, to research wind-dirt-mist three-phase medium migration, coupling, settlement law, then and then above-mentioned steps B, open material loading Chan Chen mechanism 19, stir Chan Chen mechanism 17, jet Chan Chen mechanism 12 with spray some in Chan Chen mechanism 13 or certain is several of rebounding, complete relevant wind speed size to be collected, after dust concentration data, open spraying negative pressure secondary device for reducing dust 15, negative pressure field and spray field is produced in spraying negative pressure secondary device for reducing dust 15, carry dust to gas to catch, distinguished and admirable, there is three-phase medium and migrate in dust and droplet simulating in tunnel, coupling, sedimentation, by air velocity transducer in tunnel 25, in tunnel, sensor of dust concentration 26 collects related data, obtain the wind-dirt-mist migration in single dirt source or many dirt source, coupling, settlement law, draw the best spray parameters needed for sedimentation of different-grain diameter scope dust,
D, to the control dust removing effects under the different air output of research automation air duct, then and then above-mentioned steps C, the rotational angle of quantitative change ventilation butterfly valve 31, thus the control realized automation air duct 5 air output, realize the closed air curtain of different-effect, related data is collected, the control dust removing effects of the wind-dirt-mist obtaining single dirt source or many dirt source under air curtain effect closed by wind wall air duct and migration, coupling, settlement law by sensor of dust concentration 26 in air velocity transducer in tunnel 25, tunnel.
In order to further describe the utility model, below enumerating more detailed embodiment and being described.
Regulate the height of metal friction pillar 27, determine draft type and connect forced blower fan 1, pull-out type Wet-type dust-removal fan 23, the forced blower fan 1 of selective actuation, pull-out type Wet-type dust-removal fan 23, regulate fan parameter by corresponding stepless frequency conversion device, and measure the airflow parameter that mine laneway does spray operation area.
Fix material loading Chan Chen mechanism 19, stirring Chan Chen mechanism 17, jet Chan Chen mechanism 12 and the position and the relative position that spray the Chan Chen mechanism 13 that rebounds, draft type is selected according to requirement of experiment, after system run all right, open material loading Chan Chen mechanism 19, stir Chan Chen mechanism 17, jet Chan Chen mechanism 12 with spray that rebound in Chan Chen mechanism 13 one or more, under measuring different ventilation condition, different produce single dirt source under dirt position or many dirt source distinguished and admirable-dust migrates, Coupling Rule.
Fix material loading Chan Chen mechanism 19, stir Chan Chen mechanism 17, jet Chan Chen mechanism 12 and the position and the relative position that spray the Chan Chen mechanism 13 that rebounds, ventilate according to requirement of experiment, after system run all right, open material loading Chan Chen mechanism 19, stir Chan Chen mechanism 17, jet Chan Chen mechanism 12 with spray that to rebound in Chan Chen mechanism 13 one or more, open some sprayings negative pressure secondary depositing dust 15 simultaneously and produce spray field, adjusting high-pressure pump 22 provides the spray field of different pressures, under measuring different ventilation sides condition, different dirt source, different spray nozzles quantity, atomizing de-dusting efficiency under different atomisation pressure and wind-dirt-mist migration, coupling, settlement law.
Fix material loading Chan Chen mechanism 19, stir Chan Chen mechanism 17, jet Chan Chen mechanism 12 and the position and the relative position that spray the Chan Chen mechanism 13 that rebounds, carry out ventilating according to requirement of experiment and regulate the ventilation dish valve 31 of automation air duct 5, after system run all right, open material loading Chan Chen mechanism 19, stir Chan Chen mechanism 17, jet Chan Chen mechanism 12 with spray that to rebound in Chan Chen mechanism 13 one or more, open some sprayings negative pressure secondary depositing dust 15 simultaneously and produce spray field, adjusting high-pressure pump 22 provides the spray field of different pressures, under measuring different ventilation sides condition, under different closed air curtain condition, different dirt source, different spray nozzles quantity, air curtain spraying control efficiency of dust collection under different atomisation pressure and wind-dirt-mist migration, coupling, settlement law.
In sum, the utility model simulation Gan Pen operation area, tunnel in analogue simulation dry spray tunnel 4 is distinguished and admirable, air curtain, the situation of dust and spraying, then measure analogue simulation by sensor of dust concentration 26 in air velocity transducer in tunnel 25 and tunnel and do the related data of spraying in tunnel 4, thus under determining different draft type, different air curtain condition leeward-dirt-mist migration, coupling, settlement law, show that mine laneway does the optimal parameter of spray operation area dust removal by ventilation and atomizing de-dusting, for arranging automation air duct scientifically and rationally, draft type, atomizing dust-removing system, determine best atomisation pressure, controlled wind speed realizes best spray effect and detects the dust-laying effect of spray outfit, research and development high efficiency nozzle provides reliable technical support.The utility model is build according to the ratio of 1:1 according to model and realistic model, can according to measuring on-the-spot actual parameter, the dust-proof operation of guide field.
Certainly; more than illustrate and be only preferred embodiment of the present utility model; the utility model is not limited to enumerate above-described embodiment; should be noted that; any those of ordinary skill in the art are under the instruction of this manual; made all equivalently to substitute, obvious variant, within the essential scope all dropping on this manual, protection of the present utility model ought to be subject to.
Claims (9)
1. do the device of spray operation area dust flowing law for simulating mine for one kind, it comprises the analogue simulation dry spray tunnel of being made up of tempered glass, it is characterized in that, analogue simulation is done in spray tunnel and is furnished with the forced air duct for importing wind and the pull-out type air duct for extracting wind out, analogue simulation dry spray is provided with simulation mining rail in tunnel, simulation mining rail is provided with emulation material loading machine, emulation mixer and emulation spraying machine, emulation feeder is provided with material loading Chan Chen mechanism, emulation mixer is provided with and stirs Chan Chen mechanism, emulation spraying machine is provided with jet, jet is provided with jet Chan Chen mechanism, jet does the injection bounce-back Chan Chen mechanism of spraying in tunnel towards being arranged in analogue simulation, emulation spraying machine is provided with spraying negative pressure secondary device for reducing dust.
2. the device doing spray operation area dust flowing law for simulating mine according to claim 1, it is characterized in that, above-mentioned analogue simulation is done in spray tunnel and is evenly arranged the many metal friction posts of going up a hill for simulating in tunnel, going down the hill, and it is 90 ° to 135 ° that metal friction post upper end and analogue simulation do the angle spraying tunnel inwall.
3. the device doing spray operation area dust flowing law for simulating mine according to claim 2, it is characterized in that, above-mentioned metal friction post comprises the first vertical portion, first vertical portion is provided with the extension of horizontal expansion, the upper end of extension is provided with the first elliptical section, first elliptical section is provided with the second vertical portion, the second vertical portion is provided with the second elliptical section, the second elliptical section is provided with support end.
4. the device doing spray operation area dust flowing law for simulating mine according to claim 1, it is characterized in that, above-mentioned analogue simulation dry spray tunnel is being provided with monorail crane with forced air duct, pull-out type air duct corresponding position, tunnel has been evenly arranged multiple monorail crane transverse moving mechanism in analogue simulation dry spray, and forced air duct, pull-out type air duct can be moved along corresponding monorail crane.
5. the device doing spray operation area dust flowing law for simulating mine according to claim 4, it is characterized in that, above-mentioned forced air duct is connected with a forced blower fan by the first flexible air duct converter, and forced blower fan is configured with the first electrodeless frequency converter; Forced air duct is provided with automation air duct.
6. the device doing spray operation area dust flowing law for simulating mine according to claim 5, it is characterized in that, above-mentioned automation air duct is connected with forced air duct, multiple baffler has been evenly arranged in automation air duct, form multiple air-out bar gap between baffler, one end of automation air duct is provided with ventilation butterfly valve; The two ends of automation air duct are provided with the inner air velocity transducer of air duct, the inner distinguished and admirable pressure sensor of air duct.
7. the device doing spray operation area dust flowing law for simulating mine according to claim 4, it is characterized in that, above-mentioned pull-out type air duct is connected with a pull-out type Wet-type dust-removal fan by the second flexible air duct converter, and pull-out type Wet-type dust-removal fan is configured with the second electrodeless frequency converter.
8. the device doing spray operation area dust flowing law for simulating mine according to claim 1, it is characterized in that, above-mentioned emulation spraying machine is connected with a high-pressure pump by spray pipe, and high-pressure pump is connected with storage tank.
9. the device doing spray operation area dust flowing law for simulating mine according to claim 1, is characterized in that, to be evenly arranged in multiple tunnel sensor of dust concentration in air velocity transducer, tunnel in above-mentioned analogue simulation dry spray tunnel.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520808095.XU CN205063966U (en) | 2015-10-16 | 2015-10-16 | A device for simulating mine spouts operation area dust law that flows futilely |
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| CN201520808095.XU CN205063966U (en) | 2015-10-16 | 2015-10-16 | A device for simulating mine spouts operation area dust law that flows futilely |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105386776A (en) * | 2015-10-16 | 2016-03-09 | 山东科技大学 | Simulation experiment device and method for dust transferring and controlling of mine dry-spraying operation zone |
| CN109268054A (en) * | 2018-11-29 | 2019-01-25 | 中钢集团马鞍山矿山研究院有限公司 | It is a kind of for underground big cross section, the ventilating and purifying air system in long distance driving face |
| CN109855894A (en) * | 2018-12-25 | 2019-06-07 | 江苏省特种设备安全监督检验研究院 | A kind of equipment performance verifying attachment and method that can simulate Mine Complicated coupling environment |
| CN109973133A (en) * | 2019-04-18 | 2019-07-05 | 湖南有色冶金劳动保护研究院 | A kind of ventilation data measurement device and its data determination, meter calibration method |
-
2015
- 2015-10-16 CN CN201520808095.XU patent/CN205063966U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105386776A (en) * | 2015-10-16 | 2016-03-09 | 山东科技大学 | Simulation experiment device and method for dust transferring and controlling of mine dry-spraying operation zone |
| CN105386776B (en) * | 2015-10-16 | 2018-01-16 | 山东科技大学 | The dry spray operation area dust migration of mine and the nature imitation experiment device and method of preventing and treating |
| CN109268054A (en) * | 2018-11-29 | 2019-01-25 | 中钢集团马鞍山矿山研究院有限公司 | It is a kind of for underground big cross section, the ventilating and purifying air system in long distance driving face |
| CN109268054B (en) * | 2018-11-29 | 2020-05-19 | 中钢集团马鞍山矿山研究院有限公司 | Ventilation and dust removal system for underground large-section and long-distance tunneling surface |
| CN109855894A (en) * | 2018-12-25 | 2019-06-07 | 江苏省特种设备安全监督检验研究院 | A kind of equipment performance verifying attachment and method that can simulate Mine Complicated coupling environment |
| CN109973133A (en) * | 2019-04-18 | 2019-07-05 | 湖南有色冶金劳动保护研究院 | A kind of ventilation data measurement device and its data determination, meter calibration method |
| CN109973133B (en) * | 2019-04-18 | 2023-11-14 | 湖南有色冶金劳动保护研究院有限责任公司 | Ventilation data measuring device and data measuring and instrument calibrating method thereof |
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