CN105275487B - Long-wall mining N00 engineering method ventilating systems - Google Patents
Long-wall mining N00 engineering method ventilating systems Download PDFInfo
- Publication number
- CN105275487B CN105275487B CN201510707836.XA CN201510707836A CN105275487B CN 105275487 B CN105275487 B CN 105275487B CN 201510707836 A CN201510707836 A CN 201510707836A CN 105275487 B CN105275487 B CN 105275487B
- Authority
- CN
- China
- Prior art keywords
- passage
- hill
- working face
- belt
- crossheading
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000005065 mining Methods 0.000 title claims abstract description 29
- 238000012407 engineering method Methods 0.000 title claims abstract description 26
- 238000004891 communication Methods 0.000 claims abstract description 6
- 238000011084 recovery Methods 0.000 abstract description 12
- 238000009423 ventilation Methods 0.000 abstract description 5
- 239000003245 coal Substances 0.000 description 17
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- YZAAUZMWCZGKMQ-UHFFFAOYSA-N 2,2,6,6,8,8-hexamethylchromene-5,7-dione Chemical compound O=C1C(C)(C)C(=O)C(C)(C)C2=C1C=CC(C)(C)O2 YZAAUZMWCZGKMQ-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000505 pernicious effect Effects 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C41/00—Methods of underground or surface mining; Layouts therefor
- E21C41/16—Methods of underground mining; Layouts therefor
- E21C41/18—Methods of underground mining; Layouts therefor for brown or hard coal
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Remote Sensing (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
- Ventilation (AREA)
Abstract
The invention discloses a kind of long-wall mining N00 engineering method ventilating systems, applied to bank, bank includes three passages of going down the hill, respectively go down the hill passage, belt of return air goes down the hill passage and track is gone down the hill passage, belt passage of going down the hill is arranged on bank border, while being used as eye is cut greatly, when belt go down the hill passage used as air intake passage when, connected with return air passage of going down the hill, during any working face mining, go down the hill upper crossheading, working face and the lower crossheading of passage and the working face of belt stays lane sequential communication.Belt passage of going down the hill is arranged on bank border in the present invention, while being used as eye is cut greatly, and the upper crossheading, working face and lower crossheading with the working face during any working face mining stay lane sequential communication, crossheading stays lane to be formed to cut top release under working face, so as to realize that effective ventilation, and the realization dynamic ventilating system in recovery process are realized in whole bank while need not tunnel crossheading.
Description
Technical field
The present invention relates to the ventilating system of long-wall mining engineering method, one kind is related specifically to without coal column and exploitation is tunneled without crossheading
The ventilation system setups of engineering method.
Background technology
Traditional coal mining mode is carried out by reserved coal pillar, gob side entry driving, and each working face needs driving
Two crossheadings, stay and set a coal column, i.e. 121 engineering methods, and ten thousand tons of drivage ratios of 121 engineering methods are not high, and coal recovery rate is low.
With large-scale coal mining, coal resources is increasingly reduced, especially today in Coal Economy depression, tradition
Reserved coal pillar, the cost of winning that causes of the mining type of gob side entry driving it is high, the low problem of coal recovery rate becomes increasingly conspicuous.Need
Using new exploitation engineering method, but compared with roadway layout under 121 traditional engineering methods great change necessarily occurs for new exploitation engineering method,
Its draft type will certainly will also change.And mine ventilation can to delivered downhole fresh air, water down underground pernicious gas and
Dust, adjusts underground weather, creates good working environment, is a most basic ring in shaft production link, it builds in mine
If occupying very important status all the time with production period, guarantee is provided for the safety in production of mine.Therefore, novel construction method is coordinated
Ventilating system have become the task of top priority.
The content of the invention
For problems of the prior art, the purpose of the present invention can coordinate the new work economized on resources for offer is a kind of
The long-wall mining N00 engineering method ventilating systems of the raising working face security of method.
To achieve the above object, technical scheme is as follows：
A kind of long-wall mining N00 engineering method ventilating systems, applied to bank, the bank includes three and goes down the hill logical
Go down the hill passage, belt of road, respectively return air goes down the hill passage and track is gone down the hill passage, and belt passage of going down the hill is arranged on described adopt
Coal area border, while cut eye as big and use, when the belt go down the hill passage as air intake passage in use, with the return air
The connection of mountain passage, during any working face mining, the belt go down the hill passage and the upper crossheading of the working face, working face and
Lower crossheading stays lane sequential communication.
In an optional embodiment, the bank includes multiple working faces, in each working face mining process
Top gob side entry retaining is cut in middle progress, and this stays lane to connect the passage of going down the hill as the lower crossheading of the working face, and in exploitation subsequent work
The upper crossheading in subsequent work face is used as during face.
In an optional embodiment, each working face is after exploitation is completed, and upper crossheading not retains.
In an optional embodiment, each advance of the face is to stopping adopting after line completion exploitation, to working face passage
Qie Dingliu lanes are carried out so as to the part of passage of going down the hill as belt, and parallel to return air go down the hill passage and track is gone down the hill passage.
In an optional embodiment, it is described cut top gob side entry retaining during using orientation joint-cutting.
In an optional embodiment, described cuts carry out roof timbering using anchor pole and anchor cable during the gob side entry retaining of top.
In an optional embodiment, it is described cut top gob side entry retaining during use hydraulic column supporting.
Belt passage of going down the hill is arranged on bank border in the present invention, while cut eye as big and use, and in any work
Make in the recovery process of face to stay under lane sequential communication, working face crossheading with the upper crossheading, working face and lower crossheading of the working face to cut
Top release stays lane to be formed, and is divulged information so as to realize whole bank to be realized while need not tunnel crossheading effectively, and
Dynamic ventilating system is realized in recovery process, can not only coordinate N00 engineering methods to realize that reserved coal pillar is not exploited, and is economized on resources, and
Its security is improved, the safety of coal-face has been ensured.
Brief description of the drawings
The present invention is described in further detail below in conjunction with the accompanying drawings：
Fig. 1 is a concrete application schematic diagram of the long-wall mining N00 engineering method ventilating systems of the present invention；
Fig. 2 is the long-wall mining N00 engineering method ventilating system recovery process schematic diagrames using the present invention.
Embodiment
Embodying the exemplary embodiments of feature of present invention and advantage will describe in detail in the following description.It should be understood that this
Invention can have various changes in different embodiments, and it is neither departed from the scope of the present invention, and it is therein explanation and
Accompanying drawing is inherently to be illustrated as being used, and is not used to the limitation present invention.
Broadwall N00 engineering methods are a kind of New Coal Mine recovery methods, are characterized in being not used in excavating during working face mining
Upper crossheading and lower crossheading, it is not required that reserved coal pillar, and the ventilation in whole panel can be ensured.Below with a specific embodiment
Structure makees expansion explanation.
The long-wall mining N00 engineering method ventilating systems of the present invention, applied to N00 engineering methods.As depicted in figs. 1 and 2, in the example
In property embodiment, it is provided directly with that return air goes down the hill passage 7 and track is gone down the hill passage 8 in the side in panel 10.In panel, well head is arrived
Opposite side is provided with and communicated with belt and gone down the hill passage, and belt passage of going down the hill is arranged on bank border, while cutting eye as big and making
With.
In the embodiment, belt go down the hill passage be a dynamic change passage, head adopt face exploitation before, as shown in figure 1,
It includes well head section 1, head and adopts crossheading 2 on face, cuts eye section 5 and return airway 6 greatly.In a working face carries out recovery process, such as Fig. 2
Shown, it includes well head section 1, the upper crossheading 2 of the working face of the exploitation, production face 3, the working face of the exploitation and stayed under the formation of lane
Crossheading 4, big cut eye section 5 and return airway 6.
Return air passage 7, track passage 8 and belt passage of going down the hill of going down the hill of going down the hill all connects well head, and belt is gone down the hill passage
Connection return air is gone down the hill passage 7 behind the whole panel 10, forms the overall ventilating system in panel 10.
In the embodiment, panel 10 includes multiple working faces 11.Adopted in head on face 11, belt is gone down the hill one section of conduct of passage
The head adopts the upper crossheading 2 in face 11, in recovery process, is carrying out staying lane on the position in subsequent work face 11, suitable under formation
Groove 4.In addition, having passage in production face 3.Each working face 11 is after exploitation is completed, and upper crossheading 2 not retains.In addition, every
One working face 11 stops adopting after line completes exploitation being advanced into, and working face passage 3 is carried out Qie Dingliu lanes as belt to go down the hill
A part for passage, and parallel to return air go down the hill passage 7 and track is gone down the hill passage 8.
In the embodiment, cut during the gob side entry retaining of top using orientation joint-cutting, anchor pole and cable bolting and hydraulic column branch
Shield, to strengthen staying lane reliability.
In the embodiment, when carrying out the exploitation of general work face 11, the sidepiece of a working face stays lane as suitable thereon thereon
Groove, the passage of production face 3 itself stays lane as lower crossheading, still forms complete ventilating system as vent passages.
In this process, all the time without excavating crossheading and lower crossheading before mining operations to any operative face 11, it is only necessary to
Lane is stayed, therefore improves operating efficiency, resource consumption is reduced.
In addition, in the embodiment, staying lane is realized while top release is cut, and is cut after the release of top, top board is no longer to mined out
Area forms pressure, therefore without reserved coal pillar as support, is greatly improved coal mining rate, reduces cost, effective use of energy sources, city
Field prospect is very good.
In the embodiment, each working face 11 includes in recovery process：
From go down the hill passage 7 away from return air and track go down the hill passage 8 one end one end of passage 5 (i.e. close belt go down the hill) to
The direction of passage 8 exploitation that return air goes down the hill passage 7 and track is gone down the hill；
Form goaf；
In recovery process, cut top release and stay lane, Liu Xiang positions are the sidepiece close to subsequent work face 11.
The beneficial effects of the present invention are, the present invention compared with prior art, in the present invention in three passages of going down the hill one
Bar passage is arranged on bank border, while used as eye is cut greatly, and during any working face mining, this goes down the hill logical
Upper crossheading, working face and the lower crossheading of road and the working face stay lane sequential communication, so as to realize whole bank need not
Effective ventilation is realized while tunneling crossheading, and dynamic ventilating system is realized in recovery process, can not only coordinate N00 engineering methods
Realize that reserved coal pillar is not exploited and need not tunnel crossheading, economizes on resources, and improve its security, ensured coal-face
Safety.
Technical scheme is disclosed as above by alternative embodiment.Artisan will appreciate that not taking off
The change and retouching made in the case of from the scope and spirit of the present invention disclosed in appended claims of the invention, belong to
Within the scope of the claims of the present invention.
Claims (7)
1. a kind of long-wall mining N00 engineering method ventilating systems, applied to bank, it is characterised in that the bank includes three
Bar is gone down the hill passage, and respectively go down the hill passage, belt of return air goes down the hill passage and track is gone down the hill passage, and the belt is gone down the hill passage setting
On the bank border, while cut eye as big and use, when the belt go down the hill passage as air intake passage in use, with institute
Return air is stated to go down the hill passage connection, during any working face mining, the belt go down the hill passage and the working face upper crossheading,
Working face and lower crossheading stay lane sequential communication.
2. long-wall mining N00 engineering method ventilating systems as claimed in claim 1, it is characterised in that the bank includes multiple
Working face, carries out cutting top gob side entry retaining, this stays lane as the lower crossheading of the working face during each working face mining
Connect the passage of going down the hill, and the upper crossheading when exploiting subsequent work face as subsequent work face.
3. long-wall mining N00 engineering method ventilating systems as claimed in claim 2, it is characterised in that each working face is complete
Into after exploitation, upper crossheading not retains.
4. long-wall mining N00 engineering method ventilating systems as claimed in claim 3, it is characterised in that each advance of the face
To stopping adopting after line completion exploitation, Qie Dingliu lanes are carried out to working face passage so as to a part for passage of going down the hill as belt, and put down
Row goes down the hill passage in return air and track is gone down the hill passage.
5. long-wall mining N00 engineering method ventilating systems as claimed in claim 2, it is characterised in that described to cut top gob side entry retaining mistake
Using orientation joint-cutting in journey.
6. long-wall mining N00 engineering method ventilating systems as claimed in claim 5, it is characterised in that described to cut top gob side entry retaining mistake
Roof timbering is carried out using anchor pole and anchor cable in journey.
7. long-wall mining N00 engineering method ventilating systems as claimed in claim 5, it is characterised in that described to cut top gob side entry retaining mistake
Hydraulic column supporting is used in journey.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510707836.XA CN105275487B (en) | 2015-10-27 | 2015-10-27 | Long-wall mining N00 engineering method ventilating systems |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510707836.XA CN105275487B (en) | 2015-10-27 | 2015-10-27 | Long-wall mining N00 engineering method ventilating systems |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105275487A CN105275487A (en) | 2016-01-27 |
| CN105275487B true CN105275487B (en) | 2017-07-18 |
Family
ID=55145219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510707836.XA Active CN105275487B (en) | 2015-10-27 | 2015-10-27 | Long-wall mining N00 engineering method ventilating systems |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105275487B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108222935B (en) | 2015-06-24 | 2019-09-17 | 北京中矿创新联盟能源环境科学研究院 | Equipment system of roadway-free coal-pillar-free self-retained roadway mining method |
| CN105240013B (en) * | 2015-06-24 | 2017-12-15 | 何满潮 | Broadwall N00 engineering methods |
| CN109611140B (en) * | 2019-02-27 | 2020-04-10 | 河南理工大学 | 110 and N00 construction method mining working face goaf air flow migration characteristic simulation testing device and using method |
| CN111636870B (en) * | 2020-04-30 | 2021-10-08 | 王炯 | Roof-cutting roadway-retaining coal-pillar-free mining method |
| CN111794749A (en) * | 2020-07-16 | 2020-10-20 | 山东里能里彦矿业有限公司 | N00 coal mining process suitable for thin coal seam |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5769504A (en) * | 1996-03-11 | 1998-06-23 | Council Of Scientific & Industrial Research | Equipment for shortwall mining useful for extraction of pillars in underground coal mines |
| CN1936271A (en) * | 2006-08-21 | 2007-03-28 | 山东盛泉矿业有限公司 | Method for filling coal-steam-free extraction working surface goaf by coal mine waste rock |
| CN101033689A (en) * | 2007-04-10 | 2007-09-12 | 闫振东 | Underground no pillar recovery method of coal mine |
| CN101649741A (en) * | 2009-05-27 | 2010-02-17 | 山西晋城无烟煤矿业集团有限责任公司 | Laneway disposed by using large U to sleeve small u |
| CN101824985A (en) * | 2010-03-25 | 2010-09-08 | 巩庆刚 | Non-coal pillar mining method of protective coal pillars in coal mine |
| CN101906979A (en) * | 2009-06-08 | 2010-12-08 | 兖州煤业股份有限公司 | Gob-side road retaining supporting method and road-injecting slip mould |
| CN102182460A (en) * | 2011-04-14 | 2011-09-14 | 山西晋城无烟煤矿业集团有限责任公司 | High-gas multi-roadway no-coal-pillar mining method |
| CN102287212A (en) * | 2011-09-09 | 2011-12-21 | 贾民 | Y-shaped ventilation method |
| CN102392642A (en) * | 2011-11-02 | 2012-03-28 | 王晓利 | Method for arranging roadways on coal-pillar-free stope |
| CN102536239A (en) * | 2012-01-06 | 2012-07-04 | 何满潮 | Long-wall working face coal pillar-free mining method |
| CN102966354A (en) * | 2012-11-09 | 2013-03-13 | 中国矿业大学(北京) | Non-pillar mining method for hard roof coal wall of thick coal seam |
| CN103233740A (en) * | 2013-04-22 | 2013-08-07 | 中国矿业大学(北京) | Top-cutting roadway coal-pillar-free mining method of close-range thin coal seam |
-
2015
- 2015-10-27 CN CN201510707836.XA patent/CN105275487B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5769504A (en) * | 1996-03-11 | 1998-06-23 | Council Of Scientific & Industrial Research | Equipment for shortwall mining useful for extraction of pillars in underground coal mines |
| CN1936271A (en) * | 2006-08-21 | 2007-03-28 | 山东盛泉矿业有限公司 | Method for filling coal-steam-free extraction working surface goaf by coal mine waste rock |
| CN101033689A (en) * | 2007-04-10 | 2007-09-12 | 闫振东 | Underground no pillar recovery method of coal mine |
| CN101649741A (en) * | 2009-05-27 | 2010-02-17 | 山西晋城无烟煤矿业集团有限责任公司 | Laneway disposed by using large U to sleeve small u |
| CN101906979A (en) * | 2009-06-08 | 2010-12-08 | 兖州煤业股份有限公司 | Gob-side road retaining supporting method and road-injecting slip mould |
| CN101824985A (en) * | 2010-03-25 | 2010-09-08 | 巩庆刚 | Non-coal pillar mining method of protective coal pillars in coal mine |
| CN102182460A (en) * | 2011-04-14 | 2011-09-14 | 山西晋城无烟煤矿业集团有限责任公司 | High-gas multi-roadway no-coal-pillar mining method |
| CN102287212A (en) * | 2011-09-09 | 2011-12-21 | 贾民 | Y-shaped ventilation method |
| CN102392642A (en) * | 2011-11-02 | 2012-03-28 | 王晓利 | Method for arranging roadways on coal-pillar-free stope |
| CN102536239A (en) * | 2012-01-06 | 2012-07-04 | 何满潮 | Long-wall working face coal pillar-free mining method |
| CN102966354A (en) * | 2012-11-09 | 2013-03-13 | 中国矿业大学(北京) | Non-pillar mining method for hard roof coal wall of thick coal seam |
| CN103233740A (en) * | 2013-04-22 | 2013-08-07 | 中国矿业大学(北京) | Top-cutting roadway coal-pillar-free mining method of close-range thin coal seam |
Non-Patent Citations (1)
| Title |
|---|
| 厚煤层全煤巷采区巷道布置关键技术研究;屠世浩等;《中国矿业大学学报》;20040330;第33卷(第2期);第174-177页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105275487A (en) | 2016-01-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105240013B (en) | Broadwall N00 engineering methods | |
| CN105275487B (en) | Long-wall mining N00 engineering method ventilating systems | |
| CN101749018B (en) | Coal mining method with direct coal pillar recovery | |
| WO2021219131A1 (en) | Roof-cutting tunnel-retaining no-pillar mining method | |
| CN102392642A (en) | Method for arranging roadways on coal-pillar-free stope | |
| CN107829742B (en) | Caving-filling-open stope-caving mining method | |
| CN103953345B (en) | A kind of small section entry retaining along gob side exploitation method | |
| CN107882565B (en) | A kind of adopt without driving without coal column stays integrated production practice | |
| CN110130899B (en) | Coal mining method without coal pillar, roadway and tunneling in whole mining area | |
| CN101881167B (en) | Coal face stump mining method | |
| CN105952453B (en) | Longwell protrusive working face of coal seam mechanization exploits complete set of equipments without lane | |
| CN109252860B (en) | High-degree mechanical mining method for thin coal seam continuous mining machine | |
| CN102587960A (en) | Arrangement method of high gas coal seam extraction working face roadway | |
| CN105298496A (en) | Full-mining and full-filling coal mining method with reserved working face coal pillar | |
| CN108397227A (en) | A kind of progressive extinction roadway layout method of tendency | |
| CN207813624U (en) | A kind of future small coal pillar comprehensive mechanical coal mining supporting construction | |
| CN109209382A (en) | No coal column is without pick lane Z-type working face extraction method | |
| CN105178962A (en) | Longwall mining method 110 | |
| CN106285770B (en) | A kind of method that working seam bottom plate mud stone increases closely projecting coal bed group's gas permeability as protective layer | |
| CN107083959A (en) | A kind of gob-side entry retaining method | |
| CN107905807A (en) | A kind of future small coal pillar comprehensive mechanical coal mining supporting construction and construction method | |
| CN109505606A (en) | A kind of Pre-control roof mechanization sublevel open stoping afterwards filling mining methods | |
| CN108505999A (en) | A kind of high prominent more lane method for arranging of working face of coal seam | |
| CN107503790A (en) | Fast extraction fully mechanized coal face comprehensive gas drainage arranges administering method | |
| CN101915099A (en) | Bidirectional U-shaped coal-mining method of thick coal bed by gateway layout along stability layer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |