CN203145985U - Underground multilevel station partial concentrated ventilation structure - Google Patents
Underground multilevel station partial concentrated ventilation structure Download PDFInfo
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- CN203145985U CN203145985U CN 201320178169 CN201320178169U CN203145985U CN 203145985 U CN203145985 U CN 203145985U CN 201320178169 CN201320178169 CN 201320178169 CN 201320178169 U CN201320178169 U CN 201320178169U CN 203145985 U CN203145985 U CN 203145985U
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Abstract
An underground multilevel station partial concentrated ventilation structure comprises one or more partial concentrated air inlet-partial concentrated air return structures and/or partial scattered air inlet-partial concentrated air return structures which are arranged in a ventilation system in a mutually independent mode. Each partial concentrated air inlet-partial concentrated air return structure comprises an air inlet patio, a special air return patio communicated with the air inlet patio through a plurality of main haulage roadways and a plurality of middle section ventilation patios communicated with the main haulage roadways through ventilation connection roadways. An air inlet section is formed by the air inlet patio and a plurality of air distribution roadways connected with the air inlet section. An air return section is formed by the special air return patio and a plurality of air return roadways connected with the special air return patio. The difference between the partial scattered air inlet-partial concentrated air return structures and the partial concentrated air inlet-partial concentrated air return structures is that an air inlet section is formed by a plurality of air inlet roadways. The complex and huge multilevel station ventilation system is divided into a plurality of relatively independent partial concentrated ventilation sub systems, so that ventilation advantages of the underground multilevel station partial concentrated ventilation structure are obtained and air flow adjustment and control and disaster prevention and rescue are easy.
Description
Technical field
The utility model relates to the down-hole and ventilates and the safety technics field, is specifically related to a kind of down-hole multilevel machine station concentration of local ventilating structure.
Background technology
Multistage machine station method of ventilation is to be a kind of modern method of ventilation that grows up the beginning of the eighties in China, it is to connect in the machines at different levels station of being made up of many typhoons machine series and parallel in ventilation system again, to reach the method for ventilation that air quantity partition equilibrium, blast are evenly distributed.Facts have proved, this method have leak out little, energy consumption is low, fan efficiency is high, be easy to advantages such as adjusting.Apply in many mines at present.A complete multi fan station ventilation system is made up of following multistage machine station:
I level machine station: for pressing people's formula machine station, the machine station is arranged at system's wind inlet section, fresh distinguished and admirable the guiding through its enters the down-hole, its air quantity is generally full ore deposit total blast volume, and air quantity is bigger, adopts 2～4 typhoon machine parallel connections more, in the mine that ventilation pressure is had strict demand, the effect at I level machine station is most important, and determining of its blast size and control range is also extremely important, and it directly influences the pressure distribution state in the total system.
II level machine station: playing ventilation pressure relay and operation area air inducing, is the main blower fan that guarantees the operation area air feed.According to a minute wind mode difference, the position that blower fan arranges is also different.Whether II level machine station needs and the ability size, depends on that can position and I level machine station that machine stands in the system control the operation area.When in the ventilation system during no I level machine station, II level machine station just seems very important, and it directly influences the ventilation effect of stope.
III level machine station: be the pull-out type blower fan, the return air part in the exploiting field, whether III level machine station arranges, and depends on the flowing resistance in exploiting field and the form that arranges at other machines at different levels station.
IV level machine station: be system-wide total return fan station, its effect is the interference that prevents natural airflow, stops distinguished and admirablely to run helter-skelter in air return system.The dirty wind that it discharges each exploiting field puts together and drains into the face of land.
In addition, in the bigger zone of windage, can increase the additional machine station of part, but from using division, these machine stations should belong to the expansion at certain grade of machine station or replenish.
Through exploitation for many years, the mining depth of China's sub-terrain mines is constantly deepened, and causes wind path more and more longer, and ventilation system becomes and becomes increasingly complex.Originally do not adopt the sub-terrain mines of multistage machine station method of ventilation, also be forced to use instead multistage machine station method of ventilation at last, make the installation quantity of down-hole blower fan heighten, annual investment for machine station and ventilation structure thereof under construction and the pit for managing also heightens.At present, the machine station in the multi fan station ventilation system more and more disperses, and gradational boundary is also more and more fuzzyyer, and the effect of air quantity adjusting facility is more and more crucial.
Because the down-hole ventilation system is very complicated, influence factor is numerous, pulls one hair and move the whole body.Therefore, adopt at present or to use the sub-terrain mines ventilation effect of multistage machine station method of ventilation instead generally not good enough.The ventilation effect of this poor efficiency often impels that the down-hole ventilation system is distinguished and admirable to get muddled.This disorder phenomenon is embodied in: distinguished and admirablely flow to that out of control, air quantity is big or small to be difficult to adjusting, fresh distinguished and admirable too early short circuit, face-airing difficulty, the series connection of dirty wind, toxic and harmful and mine dust gather because discharging in a large number, in case breaking out of fire can't be carried out distinguished and admirable regulation and control at all; If medium and high temperature mineral deposit, then distinguished and admirable effectively cool-down dehumidification.
The main cause that the problems referred to above occur is:
(1) not only complexity but also huge of single, the whole ventilation system of the structural style of down-hole multilevel machine station ventilation system is not set up the theory of disperseing centralized system;
(2) along with ore extraction constantly extends to the deep, the structural adjustment of down-hole multilevel machine station ventilation system is difficult unusually;
(3) the installation quantity of blower fan, installation site and machine station geometric space form of structure can't be carried out integrated planning and design;
(4) more and more huger because of ventilation system, the distinguished and admirable flow direction and air quantity are regulated more and more difficult, are difficult to realize underground fire control.
Summary of the invention
In order to solve the problem that above-mentioned prior art exists, the purpose of this utility model is to provide a kind of down-hole multilevel machine station concentration of local ventilating structure, the utility model is with complicated and huge multi fan station ventilation system is isolated several relatively independent concentration of local ventilation subsystems artificially, in order to make concentration of local ventilation subsystem both be easy to obtain good ventilation advantage, be easy to carry out distinguished and admirable regulation and control and disaster prevention and control again.
For reaching above purpose, the utility model adopts following technical scheme:
A kind of down-hole multilevel machine station concentration of local ventilating structure comprises the separate one or more concentration of local air intakes-concentration of local return air structure and/or the local air intake-concentration of local return air structure of disperseing that are deployed in the ventilation system;
Described concentration of local air intake-concentration of local return air structure comprises air intake courtyard 2, with the special-purpose return air raise 7 of air intake courtyard 2 by a plurality of main haulage roadways 3 connections, the return fan station connection roadway 8 and the main haulage roadway 3 that are communicated with special-purpose return air raise 7 pass through a plurality of stage casings vent (-escape) raise 4 that air connection 5 is communicated with; Described air intake courtyard 2 and coupled a plurality of minutes air way roads constitute wind inlet section 10, described special-purpose return air raise 7 and coupled a plurality of return aircoursies constitute air return section 11, in a plurality of minutes air way roads of described wind inlet section 10, air regulator 6 is set, with special-purpose tailgate that special-purpose return air raise 7 links to each other in return fan station 9 is set;
The described local air intake-concentration of local return air structure of disperseing comprises the wind inlet section 10 that is made of a plurality of intakes, with the special-purpose return air raise 7 of wind inlet section 10 by a plurality of main haulage roadways 3 connections, the return fan station connection roadway 8 and the main haulage roadway 3 that are communicated with special-purpose return air raise 7 pass through a plurality of stage casings vent (-escape) raise 4 that air connection 5 is communicated with; Described special-purpose return air raise 7 and coupled a plurality of return aircoursies constitute air return section 11, air regulator 6 or return fan station, stage casing 12 are set in a plurality of return aircoursies of described air return section 11, with special-purpose tailgate that special-purpose return air raise 7 links to each other in return fan station 9 is set.
In a plurality of return aircoursies of described air return section 11, be horizontally installed with return fan station, stage casing 12.
The predeterminated position that drawn game is partly loose in air intake-concentration of local return air structure in described concentration of local air intake-concentration of local return air structure is installed a plurality of air regulators 6.
Described air regulator 6 is air door or auxilliary fan.
The utility model is compared with prior art, advantage specific as follows:
(1) a huge and complicated down-hole multilevel machine station ventilation system is taked to disperse centralized system planning, just with a complexity and huge down-hole multilevel machine station ventilation system is isolated dissimilar concentration of local ventilating structures, form concentration of local ventilation subsystem by these concentration of local ventilating structures, in order to form the local ventilation advantage, be conducive to distinguished and admirable adjusting;
(2) air quantity into and out of concentration of local ventilating structure subsystem is effectively promoted, and distinguished and admirable ability of regulation and control is significantly strengthened; Particularly when main return fan station air draft ability increases, more obvious into and out of the air quantity improvement of concentration of local ventilation subsystem;
(3) because with a complexity and huge down-hole multilevel machine station ventilation system is isolated dissimilar concentration of local ventilation system structure subsystems, in case down-hole breaking out of fire, then be conducive to distinguished and admirable flow direction regulation and control, fire spread is limited in certain concentration of local ventilating structure subsystem, thereby the ability of fire spread is strengthened under the control well;
(4) the clear and definite reforming direction of ventilation system, be about to any complexity and huge down-hole multilevel machine station ventilation system is all transformed towards isolating several dissimilar these directions of concentration of local ventilating structure subsystem, handle separately at each concentration of local ventilating structure subsystem then.Like this, complicated improvement on Ventilation System problem has been oversimplified, and the improvement on Ventilation System cost has been reduced;
(5) because with a complexity and huge down-hole multilevel machine station ventilation system is separated into one by one dissimilar concentration of local ventilating structure subsystems, make original management to complicated and huge down-hole multilevel machine station ventilation system become the management to dissimilar one by one concentration of local ventilating structure subsystems like this, range of management is significantly dwindled, make that operational management becomes easier to ventilation system, the problem that exists in the more convenient discovery ventilation system;
(6) down-hole multilevel machine station concentration of local ventilating structure subsystem and traditional separate ventilation mode have a great difference, the latter sets up according to the natural subregion of ventilation system, so if there is not the situation of nature subregion in ventilation system, then can't implement separate ventilation; And the latter is not the natural subregion according to ventilation system, but according to the zone with wind need, the zone fire prevention needs or other demand and artificial planning is come out, so all can implement any ventilation system;
(7) the ventilation system expansion for the newly-increased stage casing of developing, deep, following down-hole has very big benefit.
Description of drawings
Fig. 1 is concentration of local air intake-concentrated return air typical construction schematic diagram.
Fig. 2 is concentration of local air intake-concentrated return air mutation structural representation.
Fig. 3 is the local air intake-concentrated return air typical construction schematic diagram that disperses.
Fig. 4 is the local air intake-concentrated return air mutation structural representation that disperses.
Fig. 5 is the example that embeds dissimilar concentration of local ventilating structures in the multi fan station ventilation system.
The specific embodiment
Below in conjunction with drawings and the specific embodiments, the utility model is described in further detail.
The utility model is a kind of down-hole multilevel machine station concentration of local ventilating structure, comprises the separate one or more concentration of local air intakes-concentration of local return air structure and/or the local air intake-concentration of local return air structure of disperseing that are deployed in the ventilation system; With complicated and huge multi fan station ventilation system is isolated several relatively independent concentration of local ventilation subsystems artificially, in order to make concentration of local ventilation subsystem both be easy to obtain good ventilation advantage, be easy to carry out distinguished and admirable regulation and control and disaster prevention and control again.
As shown in Figure 1, described concentration of local air intake-concentration of local return air structure comprises air intake courtyard 2, with the special-purpose return air raise 7 of air intake courtyard 2 by a plurality of main haulage roadways 3 connections, the return fan station connection roadway 8 and the main haulage roadway 3 that are communicated with special-purpose return air raise 7 pass through a plurality of stage casings vent (-escape) raise 4 that air connection 5 is communicated with; Described air intake courtyard 2 and coupled a plurality of minutes air way roads constitute wind inlet section 10, described special-purpose return air raise 7 and coupled a plurality of return aircoursies constitute air return section 11, in a plurality of minutes air way roads of described wind inlet section 10, air regulator 6 is set, with special-purpose tailgate that special-purpose return air raise 7 links to each other in return fan station 9 is set; Air intake courtyard 2 is used for importing to this concentration of local ventilation subsystem fresh distinguished and admirable, fresh distinguished and admirable wind inlet section 10 through each minute the air way road enter each and use the wind work plane; Dirty wind imports special-purpose return air raise 7 at air return section 11 and discharges the faces of land or be discharged in other main return aircourse through each return aircourse; Return fan station 9 provides power for the ventilation of this concentration of local ventilation subsystem, so this concentration of local ventilating structure is for concentrating the exhaust ventilation mode; Air regulator 6 is used on the one hand regulating and freshly distinguished and admirablely enters each and use the wind work plane, has prevented that on the other hand the branch air way road away from is distinguished and admirable by short circuit from return fan station 9; 1 is the distinguished and admirable flow direction among the figure.
As shown in Figure 3 and Figure 4, the described local air intake-concentration of local return air structure of disperseing comprises the wind inlet section 10 that is made of a plurality of intakes, with the special-purpose return air raise 7 of wind inlet section 10 by a plurality of main haulage roadways 3 connections, the return fan station connection roadway 8 and the main haulage roadway 3 that are communicated with special-purpose return air raise 7 pass through a plurality of stage casings vent (-escape) raise 4 that air connection 5 is communicated with; Described special-purpose return air raise 7 and coupled a plurality of return aircoursies constitute air return section 11, air regulator 6 or return fan station, stage casing 12 are set in a plurality of return aircoursies of described air return section 11, with special-purpose tailgate that special-purpose return air raise 7 links to each other in return fan station 9 is set.Fresh distinguished and admirable be to enter this concentration of local ventilation subsystem from different intakes; Wind inlet section through each minute the air way road enter each and use the wind work plane; Dirty wind imports special-purpose return air raise 7 at air return section and discharges the faces of land or be discharged in other main return aircourse through each return aircourse; With special-purpose tailgate that special-purpose return air raise 7 links to each other in return fan station 9 be set provide power for the ventilation of this concentration of local ventilation subsystem, so this concentration of local ventilating structure is for concentrating the exhaust ventilation mode; Air regulator 6 is used for fresh distinguished and admirable the entering of guiding on the one hand and respectively uses the wind work plane, is used for preventing the too early short circuit of fresh distinguished and admirable quilt on the other hand; 1 is the distinguished and admirable flow direction among the figure.
The difference of Fig. 4 and Fig. 3 only is that each stage casing of air return section among Fig. 4 is horizontally installed with return fan station 12, stage casing rather than air regulator 6.The parallel connection at these return fan stations, stage casing 12 forms with main return fan station and connects, and can significantly promote the draught capacity of this local ventilation system.
As shown in Figure 2, in a plurality of return aircoursies of described air return section 11, be horizontally installed with return fan station, stage casing 12; The parallel connection at these return fan stations, stage casing 12 forms with main return fan station and connects, and can significantly promote the draught capacity of this local ventilation system.
The predeterminated position that drawn game is partly loose in air intake-concentration of local return air structure in described concentration of local air intake-concentration of local return air structure is installed a plurality of air regulators 6, is used for distinguished and admirable regulation and control, in order to further improve distinguished and admirable distribution.
As shown in Figure 5, be the example that embeds dissimilar concentration of local ventilating structures in the multi fan station ventilation system.Illustrate by this example the utility model is how dissimilar concentration of local ventilating structures to be realized in the multi fan station ventilation system of a complexity, to improve its ventilation effect.
Ventilation system shown in Figure 5 is divided into four concentration of local ventilation subsystems, namely
A) first subsystem be-220m level 17 line machine stations are responsible for-160m is to the stope between-220m stage casing 17 line to 19 lines, the zone shown in the subsystem 1 among Fig. 5.This subsystem is to concentrate air intake-concentrated return air ventilating structure, and wherein main downcast is-the 160m main haulage roadway, and main returnairshaft is-220m level 17 line returnairshafts.
B) second subsystem be-220m to the stope between-160m level 18 line to 26 lines and-the 160m level is to-100m level, is responsible for air draft by the-horizontal blower fan of 100m and subincline face of land blower fan, as among Fig. 5 subsystem 2 shown in the zone.This subsystem is to concentrate air intake-concentrated return air ventilating structure, and wherein main downcast is main slant; Main returnairshaft is subincline.
C) the 3rd subsystem be 26 lines～14 lines-470m between-270m the level and 12 lines～6 lines-320 to the stope the between-270m, be responsible for air draft by-270m level 17 line blower fans, as among Fig. 5 subsystem 3 shown in the zone.This subsystem is to disperse air intake-concentrate return air ventilation mutation structure, wherein downcast be-320m ,-370m ,-420m and-470m lower wall main haulage roadway; Main returnairshaft is 17 line returnairshafts.
D) the 4th subsystem is 12 lines～0 line-520m to the-horizontal exploiting field of 370m, by-370m ,-420m and-air draft is responsible for, the zone shown in the subsystem 4 among Fig. 5 in the 7 line return fan stations in 470m stage casing.This subsystem is to disperse air intake-concentrate return air ventilation mutation structure, wherein downcast be 320m ,-370m ,-420m ,-470m and-520m lower wall main haulage roadway; Main returnairshaft is 7 line returnairshafts.
For realizing above-mentioned four concentration of local ventilating structures, the technical measures that should take are as follows:
(1) in order to stop the distinguished and admirable too early short circuit of main slant, should air door be set at column position down: the tunnel between 21 lines of-160m level～22 lines, as among Fig. 5-the horizontal air door of 160m.
(2) be big little down because of natural ventilation pressure, following sector-style often is short of power, so should set up one on auxilliary fan in the 384-316 vent (-escape) raise shaft bottom connection roadway of-190m level, as the auxilliary fan of the 384-316 vent (-escape) raise among Fig. 5, its effect is the fresh distinguished and admirable being extracted into-190m level with-160m level.
(3) a fresh distinguished and admirable part that arrives-190 levels is withdrawn into each stage casing, top by the-blower fan of 100m level and the blower fan on the subincline face of land, another part is by in-last the dish of the 220m level 17 line return fan station pump drainage-220m return aircourse, and then is discharged in the 17 line return air raises.
(4)-220m～-190m between a stope ventilation part be responsible for by-220m level 17 line return fan stations, this part stope from-220m level 17 line return fan stations are nearer; Another part is responsible for by-the blower fan of 100m level and the blower fan on the subincline face of land, this part stope from-220m level 17 line return fan stations away from.
Following emphasis describes the 3rd subsystem and the 4th subsystem, and Details as Follows for it:
The dispersion air intake of the 3rd subsystem local ventilation system-concentrate return air ventilation mutation structure Design thinking as follows: the last dish of-270m main return airway is as main return airway ,-470m ,-420m ,-370m ,-the distinguished and admirable of stage casings such as 320m compile to two levels.Concrete condition is as follows:
(1) each stage casing, down-hole arranges special-purpose return air raise, and the courtyard fixed-site is worn arteries and veins at 26 lines.
(2)-270m level 17 lines and the station series operation of two blower fan machines of 25 lines, be responsible for 26 lines～14 lines-470m between-270m the level and 12 lines～6 lines-320 to the stope ventilation the between-270m.Wherein, 12 lines～6 lines-320m to the stope ventilation the between-270m by-270m level 17 line blower fan machine stations provide power.
(3) fresh distinguished and admirable by auxiliary shaft enter through the stage casing crossdrift enter respectively-470m ,-420m ,-370m ,-320m ,-270m and-six operation stage casings of 190m, arrive each stope work plane through exploiting field air intake courtyard again.
(4) dirty wind is pooled to respectively-270m main return airway and send into 17 line returnairshafts through the return fan station and discharge the face of land by the exploiting field return air raise.
(5) right-270m fan station blower fan carries out the emphasis reinforcement, make two fan stations of 25 lines and 23 lines in parallel, 25 line fan stations mainly be responsible for 26 lines～14 lines-470m ,-420m ,-ventilation in three stage casings of 370m and 12 lines～6 lines-320m be to the ventilation of stope between the-270m; 23 line blower fans mainly are responsible for the ventilation in 26 lines～14 lines-320m stage casing.17 line fan stations are connected with 23 line blower fans with 25 lines.
(6)-320m ,-the 370m stage casing can right-420m stage casing and-the 470m stage casing forms short circuit, can not get rid of-the 470m stage casing is by the thorough possibility of short circuit.So should-320m ,-370m and-26 line ventilating shafts connection in 420m stage casing arranges air damper in the lane.
The dispersion air intake of the 4th subsystem local ventilation system-concentrate return air ventilation mutation structure Design thinking as follows: this local ventilation system comprise 12 lines～0 line-320m ,-370m ,-420m ,-four back production stage casings, 470m stage casing and-ventilation scheme in 520m driving stage casing, fresh distinguished and admirable being entered through the stage casing crossdrift by auxiliary shaft enters each operation stage casing respectively, arrive each stope work plane through exploiting field air intake courtyard, dirty wind by the exploiting field return air raise be pooled to respectively-370m ,-420m ,-470m main return airway and send into 7 line returnairshafts through the return fan station and discharge the face of land.7 lines returnairshaft-370m connection lane ,-420m connection lane ,-470m connection lane respectively arranges a return fan station, and the parallel way operation is done at three return fan stations.And 12 lines～6 lines-320m to the stope ventilation the between-270m by-270m level 17 line blower fan machine stations provide power.
Claims (4)
1. a down-hole multilevel machine station concentration of local ventilating structure is characterized in that: comprise the separate one or more concentration of local air intakes-concentration of local return air structure and/or the local air intake-concentration of local return air structure of disperseing that are deployed in the ventilation system;
Described concentration of local air intake-concentration of local return air structure comprises air intake courtyard (2), with the special-purpose return air raise (7) of air intake courtyard (2) by a plurality of main haulage roadways (3) connection, with the return fan station connection roadway (8) of special-purpose return air raise (7) connection, and main haulage roadway (3) is by a plurality of stage casings vent (-escape) raises (4) of air connection (5) connection; Described air intake courtyard (2) and coupled a plurality of minutes air way roads constitute wind inlet section (10), described special-purpose return air raise (7) and coupled a plurality of return aircoursies constitute air return section (11), in a plurality of minutes air way roads of described wind inlet section (10), air regulator (6) is set, with special-purpose tailgate that special-purpose return air raise (7) links to each other in return fan station (9) is set;
The described local air intake-concentration of local return air structure of disperseing comprises the wind inlet section (10) that is made of a plurality of intakes, and wind inlet section (10) is by the special-purpose return air raise (7) of a plurality of main haulage roadways (3) connection, with the return fan station connection roadway (8) of special-purpose return air raise (7) connection, and main haulage roadway (3) is by a plurality of stage casings vent (-escape) raises (4) of air connection (5) connection; Described special-purpose return air raise (7) and coupled a plurality of return aircoursies constitute air return section (11), air regulator (6) or return fan station, stage casing (12) are set in a plurality of return aircoursies of described air return section (11), with special-purpose tailgate that special-purpose return air raise (7) links to each other in return fan station (9) is set.
2. down-hole multilevel machine according to claim 1 station concentration of local ventilating structure is characterized in that: be horizontally installed with return fan station, stage casing (12) in a plurality of return aircoursies of described air return section (11).
3. down-hole multilevel machine according to claim 1 station concentration of local ventilating structure is characterized in that: the predeterminated position that drawn game is partly loose in air intake-concentration of local return air structure in described concentration of local air intake-concentration of local return air structure is installed a plurality of air regulators (6).
4. down-hole multilevel machine according to claim 3 station concentration of local ventilating structure, it is characterized in that: described air regulator (6) is air door or auxilliary fan.
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| CN 201320178169 CN203145985U (en) | 2013-04-10 | 2013-04-10 | Underground multilevel station partial concentrated ventilation structure |
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| CN 201320178169 CN203145985U (en) | 2013-04-10 | 2013-04-10 | Underground multilevel station partial concentrated ventilation structure |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103953378A (en) * | 2014-04-29 | 2014-07-30 | 中国矿业大学(北京) | High temperature mine ventilation method |
| CN106703864A (en) * | 2016-12-21 | 2017-05-24 | 重庆大学 | High-cold mine ventilation structure and high-cold mine ventilation system |
| CN106761878A (en) * | 2015-11-19 | 2017-05-31 | 成都九十度工业产品设计有限公司 | A kind of mine ventilation system |
| CN106968700A (en) * | 2017-04-24 | 2017-07-21 | 江西理工大学 | A kind of mine ventilation system and its control method |
| CN109595025A (en) * | 2018-12-18 | 2019-04-09 | 河北钢铁集团矿业有限公司 | A kind of air return structure of Underground Metallic Mines |
| PL424042A1 (en) * | 2017-12-22 | 2019-07-01 | Łzg Łęczyca Spółka Akcyjna | Arrangement of ventilation network, limiting the influence of the rock mass temperature on the temperature of air in the underground mining departments and methods intended to limit that influence |
| CN110469358A (en) * | 2019-08-16 | 2019-11-19 | 长沙有色冶金设计研究院有限公司 | Main return remodeling method suitable for underground centralized return air system |
| CN111997692A (en) * | 2020-08-27 | 2020-11-27 | 中南大学 | Underground ventilation monitoring point arrangement method, monitoring method and device and storage medium |
-
2013
- 2013-04-10 CN CN 201320178169 patent/CN203145985U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103953378A (en) * | 2014-04-29 | 2014-07-30 | 中国矿业大学(北京) | High temperature mine ventilation method |
| CN103953378B (en) * | 2014-04-29 | 2016-02-03 | 中国矿业大学(北京) | A kind of high-temperature mine method of ventilation |
| CN106761878A (en) * | 2015-11-19 | 2017-05-31 | 成都九十度工业产品设计有限公司 | A kind of mine ventilation system |
| CN106703864A (en) * | 2016-12-21 | 2017-05-24 | 重庆大学 | High-cold mine ventilation structure and high-cold mine ventilation system |
| CN106968700A (en) * | 2017-04-24 | 2017-07-21 | 江西理工大学 | A kind of mine ventilation system and its control method |
| PL424042A1 (en) * | 2017-12-22 | 2019-07-01 | Łzg Łęczyca Spółka Akcyjna | Arrangement of ventilation network, limiting the influence of the rock mass temperature on the temperature of air in the underground mining departments and methods intended to limit that influence |
| CN109595025A (en) * | 2018-12-18 | 2019-04-09 | 河北钢铁集团矿业有限公司 | A kind of air return structure of Underground Metallic Mines |
| CN110469358A (en) * | 2019-08-16 | 2019-11-19 | 长沙有色冶金设计研究院有限公司 | Main return remodeling method suitable for underground centralized return air system |
| CN110469358B (en) * | 2019-08-16 | 2020-08-11 | 长沙有色冶金设计研究院有限公司 | Method for modifying main return air duct suitable for underground centralized return air |
| CN111997692A (en) * | 2020-08-27 | 2020-11-27 | 中南大学 | Underground ventilation monitoring point arrangement method, monitoring method and device and storage medium |
| CN111997692B (en) * | 2020-08-27 | 2021-06-08 | 中南大学 | Underground ventilation monitoring point arrangement method, monitoring method and device and storage medium |
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