CN109083678B - Return air rock door coal gangue separate transportation system - Google Patents
Return air rock door coal gangue separate transportation system Download PDFInfo
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- CN109083678B CN109083678B CN201811092642.3A CN201811092642A CN109083678B CN 109083678 B CN109083678 B CN 109083678B CN 201811092642 A CN201811092642 A CN 201811092642A CN 109083678 B CN109083678 B CN 109083678B
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- return air
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- transportation
- gate
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- 239000003245 coal Substances 0.000 title claims abstract description 42
- 239000011435 rock Substances 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 claims abstract description 19
- 239000010878 waste rock Substances 0.000 claims description 41
- 239000004575 stone Substances 0.000 claims description 17
- 238000007689 inspection Methods 0.000 claims description 2
- 238000005065 mining Methods 0.000 abstract description 8
- 238000009412 basement excavation Methods 0.000 abstract description 6
- 230000003137 locomotive effect Effects 0.000 abstract description 6
- 238000000926 separation method Methods 0.000 abstract 1
- 238000007599 discharging Methods 0.000 description 7
- 238000009423 ventilation Methods 0.000 description 6
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 230000005641 tunneling Effects 0.000 description 4
- 238000005553 drilling Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 238000007600 charging Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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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
- E21F13/00—Transport specially adapted to underground conditions
- E21F13/06—Transport of mined material at or adjacent to the working face
-
- 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
- E21F1/006—Ventilation at the working face of galleries or tunnels
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Road Paving Structures (AREA)
Abstract
The invention belongs to the technical field of coal mine excavation, and particularly relates to a return air rock gate coal gangue separate transportation system which comprises a return air rock gate and a centralized transportation lane, wherein a gangue lane is arranged on the return air rock gate, a return air gangue discharge connecting lane is arranged between the return air rock gate and the centralized transportation lane and is positioned at the front section of the gangue lane, an electric roller is arranged in the return air gangue discharge connecting lane, and a gangue separator matched with the electric roller is arranged in the return air rock gate; after a gangue discharge system of a tunnel after excavation of a return air door in a mining area is improved, 1 gangue raking machine, 1 electric locomotive and 20 mine cars of 1.5t are omitted at the lower port of an original return air door gangue bin, the mechanization degree is high, the gangue discharge efficiency is high, and the equipment depreciation cost is reduced by 5 ten thousand; the personnel investment is reduced by 12 persons/day, and the human resource cost is reduced by 54 ten thousand; the coal uncovering amount is large, about 2200 tons of statistics is carried out, 110 thousands of economic benefits are created, the method is further popularized to the application of mine development roadways, and the separation and the transportation of the coal and the gangue during the development of the development roadways are realized.
Description
Technical Field
The invention belongs to the technical field of coal mine excavation, and particularly relates to a return air valve coal gangue separate transportation system.
Background
The excavation is a work of excavating wells, roadways and chambers having various shapes, cross sections or criss-cross in a rock (soil) layer or a mineral layer. The tunneling process is divided into a main process and an auxiliary process. The main procedures are the procedures of ensuring the progress of the working face and the supporting operation in the roadway driving area directly completed on the working face. The main process is determined by the nature of the rock through which the roadway passes. When hard rock is tunneled, the main procedures comprise drilling, charging, blasting, ventilation, safety inspection of a working face, rock loading and roadway support; basic working procedures for tunneling soft rock comprise: digging, loading and supporting rock. If the method of adopting pneumatic pick, combination machine etc. is excavated, the excavation operation has the characteristics of continuous operation. The main procedures can be completed in sequence according to strict procedures, and can also be performed simultaneously in time (the drilling and rock loading parts are parallel, and the drilling and supporting parts are completely parallel). The auxiliary process is a process for ensuring the normal operation of the main process and comprises shunting, ventilation, drainage, temporary support, working surface track laying, illumination, wind cylinder laying, cable laying and the like. In most cases it is performed simultaneously with the main process without taking up the tunnelling cycle time.
The gangue discharge system of the back path of the excavation of the return air door of the mining area directly enters a return air door gangue bin, the depth of the gangue bin is 6m, the diameter of the gangue bin is 1.4m, the gangue cannot be stored, the gangue is easy to flee and pile, and the ventilation system of the roadway is directly influenced; the lower opening of the waste rock bin is provided with a waste rock raking machine and an electric locomotive matched with a 1.5t mine car transportation system, so that the waste rock discharging efficiency is low, the personnel quota is large, and the mechanical efficiency is low; the construction period is long (9 months), and the cost of human resources and the cost of equipment depreciation are high; meanwhile, the 87-time return air rock cross-cut coal uncovering times are more, the coal uncovering time is 11 times, the coal uncovering amount is large, and economic loss is caused.
Disclosure of Invention
The invention aims to provide a return air valve coal and gangue separate transportation system to solve the problems that a tunnel ventilation system is influenced and a large amount of manpower and material resources are consumed in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a return air rock gate coal gangue divides fortune system, includes return air rock gate and concentrated transportation lane, the waste rock lane has on the return air rock gate, the return air rock gate with it goes out the waste rock and allies oneself with the lane to set up the return air between the concentrated transportation lane, the return air goes out the waste rock and allies oneself with the lane and is located the anterior segment in waste rock lane, the return air goes out to be equipped with electric cylinder in the waste rock allies oneself with the lane, dispose in the return air rock gate with electric cylinder complex divides the waste rock ware, the belt transportation system has in the concentrated transportation lane, the other end output of electric cylinder extremely on the belt transportation system.
Preferably, the rear section of the centralized transportation lane is provided with a coal bunker.
Preferably, the depth of the coal bunker 21 is twenty-five meters, the diameter of the coal bunker is six meters, and the volume of the stored waste rock is six hundred and ten cubic meters.
Preferably, the single advance of return air rock door and centralized transportation lane is 5m/d, and 20m of cross section, 400m of round shift gangue are transferred to the mine.
Preferably, one side of the air return stone door and the centralized transportation lane is also provided with a track stone door, the tail end of the track stone door is connected with a track main lane, and the track main lane is connected with a transportation main lane.
Preferably, the tail ends of the large transportation lane, the air return goalpost and the centralized transportation lane are all connected to the air return main lane.
Compared with the prior art, the invention has the beneficial effects that: the method is characterized in that a gangue connection roadway is designed between a return air gate and a centralized transportation roadway and is provided with a gangue divider, an electric roller is arranged in the connection roadway, the gangue divider is adopted to carry the gangue to the centralized transportation roadway during the gangue discharge, and after a gangue discharge system is improved after the return air gate in a mining area is tunneled, 1 scraper, 1 electric locomotive and 20 mine cars with 1.5t are omitted at the lower port of an original return air gate gangue bin, so that the mechanization degree is high, the gangue discharge efficiency is high, and the equipment depreciation cost is reduced by 5 thousands; the personnel investment is reduced by 12 persons/day, and the human resource cost is reduced by 54 ten thousand; the coal uncovering amount is large, about 2200 tons is counted, the economic benefit is created by 110 thousands, the mine development roadway is further popularized and applied to mine development roadways, the purpose that the mine car lifts the mine through the auxiliary shaft is achieved, the development roadway uncovers the coal and enters the main transportation to lift the mine through the main shaft is achieved, and the purpose that the coal and the gangue are separated and transported during the development roadway tunneling is achieved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic block diagram of the connection of the return air stone door and the centralized transportation lane of the present invention;
in the figure: 1. a return air stone door; 11. a gangue roadway; 12. a gangue distributor; 2. centralized transportation lane; 21. a coal bunker; 22. a belt transport system; 3. a rail stone door; 4. returning air to the gangue discharge roadway; 41. an electric drum; 5. a track main roadway; 6. a main transportation lane; 7. and a return air main roadway.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a return air rock gate coal gangue divides fortune system, including return air rock gate 1 and centralized transport lane 2, waste rock lane 11 has on the return air rock gate 1, it goes out waste rock gangway 4 to have seted up the return air between return air rock gate 1 and the centralized transport lane 2, return air goes out waste rock gangway 4 and is located the anterior segment of waste rock lane 11, return air goes out waste rock gangway 4 and is equipped with electric roller 41, dispose in the return air rock gate 1 with electric roller 41 complex branch waste rock ware 12, belt conveyor system 22 has in the centralized transport lane 2, electric roller 41's the other end is exported to belt conveyor system 22.
In the embodiment, the return air goaf 1 is provided with a waste rock lane 11, a return air goaf back-path waste rock discharging system in a 87 mining area directly enters the 87 return air goaf waste rock bin, the depth of the waste rock bin is 6m, the diameter of the waste rock bin is 1.4m, waste rock cannot be stored, coal is easy to flee and pile up, a tunnel ventilation system is directly influenced, a return air and waste rock discharging combined lane 4 is arranged between the return air goaf 1 and the centralized transport lane 2, the return air and waste rock discharging combined lane 4 is positioned at the front section of the waste rock lane 11, an electric roller 41 is arranged in the return air and waste rock discharging combined lane 4, a waste rock separating device 12 matched with the electric roller 41 is arranged in the return air goaf 1, the waste rock separating device 12 at the joint of the return air and waste rock discharging combined lane 4 and the return air goaf 1 is adopted during waste rock discharging, the waste rock separating device 12 is used for transporting the waste rock in the return air goaf 1 to the centralized transport lane 2, a belt transport system 22 is arranged in the centralized transport lane 2, the electric roller 41, the other end of the electric roller 41 is output to the belt transport system 22, and the waste rock is And on the conveying system 22, the ventilation reliability of the return air stone door 1 is realized.
Further, the rear section of the central haulage roadway 2 is provided with a coal bunker 21.
In this embodiment, the rear section of the centralized transportation lane 2 has a coal bunker 21, which can be used to buffer the coal gangue transported from the belt transportation system 22 of the centralized transportation lane 2.
Further, the depth of the coal bunker 21 is twenty-five meters, the diameter is six meters, and the volume of the stored waste rock is six hundred and ten cubic meters.
Further, the single advance of return air rock door 1 and centralized transportation lane 2 is 5m/d, section 20m, round ban gangue 400m was obtained from the fruit tree.
In this embodiment, single advance of return air goaf 1 and centralized transportation lane 2 is 5m/d, and 20m of cross section, full class cash 400m year, coal bunker 21 has great storage capacity, and its storage capacity 610m year is greater than output 400m year, can store two first full class cash volume of tunnelling, and realize continuous transportation, and degree of mechanization is high.
Further, one side of the air return stone gate 1 and the centralized transportation lane 2 is also provided with a track stone gate 3, the tail end of the track stone gate 3 is connected with a track main lane 5, and the track main lane 5 is connected with a transportation main lane 6.
Furthermore, the tail ends of the large transportation lane 6, the air return goalpost 1 and the centralized transportation lane 2 are connected to the air return large lane 7.
In this embodiment, the electric locomotive can be realized through developed track to cooperate with the side dumping car and can carry out loading and unloading transportation to the gangue roadway 11 and the coal bunker 21 when coal is uncovered and discharged, and the gangue roadway is transported to the unloading pit of the mine belt conveyor roadway and enters the main transportation coal conveying system.
The working principle and the using process of the invention are as follows: after the installation, the return air gangue door 1 is designed with a return air gangue discharge roadway 4 for connecting a centralized transportation roadway 2 and is provided with a gangue distributor 12, the return air gangue discharge roadway 4 is provided with an electric roller 41, the gangue is transported to the centralized transportation roadway 2 by the gangue distributor 12 during gangue discharge, the gangue enters a coal bunker 21 of a mining area, the depth of the coal bunker 21 of the mining area is 25m, the diameter of the coal bunker is 6m, the gangue can be stored by 610m, the single feeding of the return air gangue door 1 and the centralized transportation roadway 2 is 5m/d, the section of the return air gangue door is 20m, the round gangue is 400m, namely the coal bunker 21 of the mining area can store the gangue amount of two driving heads in one round shift and realize continuous transportation, and the degree of mechanization is high; when the coal is uncovered and discharged, the gangue distributor 12 is lifted to enter a gangue bin 11 of the return air door 1, and is conveyed to a mine belt machine lane unloading pit by an electric locomotive in cooperation with a side unloading vehicle and enters a main coal conveying system, after a gangue discharge system is improved after the return air door in a mining area is tunneled, 1 gangue harrow, 1 electric locomotive and 20 mine cars of 1.5t are omitted at the lower opening of the original 87 return air door gangue bin, the mechanization degree is high, the gangue discharge efficiency is high, and the equipment depreciation cost is reduced by 5 thousands; the personnel investment is reduced by 12 persons/day, and the human resource cost is reduced by 54 ten thousand; the coal uncovering amount is large, about 2200 tons is counted, the economic benefit is created by 110 thousands, the mine development roadway is further popularized and applied to mine development roadways, the purpose that the mine car lifts the mine through the auxiliary shaft is achieved, the development roadway uncovers the coal and enters the main transportation to lift the mine through the main shaft is achieved, and the purpose that the coal and the gangue are separated and transported during the development roadway tunneling is achieved.
As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This description and the claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, and a person skilled in the art can solve the technical problem within a certain error range to substantially achieve the technical effect. Furthermore, the term "coupled" is intended to encompass any direct or indirect electrical coupling. Thus, if a first device couples to a second device, that connection may be through a direct electrical coupling or through an indirect electrical coupling via other devices and couplings. The description which follows is a preferred embodiment of the present application, but is made for the purpose of illustrating the general principles of the application and not for the purpose of limiting the scope of the application. The protection scope of the present application shall be subject to the definitions of the appended claims.
It is also noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a commodity or system that includes the element.
The foregoing description shows and describes several preferred embodiments of the invention, but as aforementioned, it is to be understood that the invention is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. The utility model provides a return air rock gate coal gangue divides fortune system, includes return air rock gate (1) and concentrated haulage way (2), its characterized in that: have waste rock lane (11) on return air stone gate (1), return air stone gate (1) with seted up between concentrated transportation lane (2) return air play waste rock and linked together lane (4), return air play waste rock and linked together lane (4) and be located the anterior segment in waste rock lane (11), return air goes out to be equipped with electric cylinder (41) in waste rock linked together lane (4), dispose in return air stone gate (1) with electric cylinder (41) complex divides waste rock ware (12), belt conveyor system (22) have in concentrated transportation lane (2), the other end of electric cylinder (41) is exported to on belt conveyor system (22).
2. The return air door gangue separate transportation system as claimed in claim 1, wherein: the rear section of the centralized transportation lane (2) is provided with a coal bunker (21).
3. The return air door gangue separate transportation system as claimed in claim 2, wherein: the depth of the coal bunker (21) is twenty-five meters, the diameter is six meters, and the volume of the stored waste rock is six hundred and ten cubic meters.
4. The return air door gangue separate transportation system as claimed in claim 1, wherein: the single advance of the return air goalpost (1) and the centralized transportation roadway (2) is 5m/d, the section is 20m, and the round ban gangue 400m inspection method is carried out.
5. The return air door gangue separate transportation system as claimed in claim 1, wherein: the air return stone gate (1) and one side of the centralized transportation roadway (2) are further provided with a track stone gate (3), the tail end of the track stone gate (3) is connected with a track main roadway (5), and the track main roadway (5) is connected with a transportation main roadway (6).
6. The return air door gangue separate transportation system as claimed in claim 5, wherein: the tail ends of the large transportation lane (6), the air return stone door (1) and the centralized transportation lane (2) are connected to the air return large lane (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811092642.3A CN109083678B (en) | 2018-09-19 | 2018-09-19 | Return air rock door coal gangue separate transportation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811092642.3A CN109083678B (en) | 2018-09-19 | 2018-09-19 | Return air rock door coal gangue separate transportation system |
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| Publication Number | Publication Date |
|---|---|
| CN109083678A CN109083678A (en) | 2018-12-25 |
| CN109083678B true CN109083678B (en) | 2020-05-12 |
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| CN201811092642.3A Active CN109083678B (en) | 2018-09-19 | 2018-09-19 | Return air rock door coal gangue separate transportation system |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105041319A (en) * | 2015-08-25 | 2015-11-11 | 袁伟昊 | Mine colliery lane manless working face and filling mining method |
| CN105221184A (en) * | 2015-10-26 | 2016-01-06 | 枣庄矿业集团新安煤业有限公司 | A point cash system is arranged in crossheading two storehouse in colliery |
| CN205036376U (en) * | 2015-08-25 | 2016-02-17 | 袁伟昊 | Well worker colliery lane nation manless working face |
| CN205101032U (en) * | 2015-10-26 | 2016-03-23 | 枣庄矿业集团新安煤业有限公司 | Branch cash system is arranged in crossheading two storehouses in colliery |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8240776B2 (en) * | 2009-03-02 | 2012-08-14 | Roger Dale Plumley | Articulate continuous miner |
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2018
- 2018-09-19 CN CN201811092642.3A patent/CN109083678B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105041319A (en) * | 2015-08-25 | 2015-11-11 | 袁伟昊 | Mine colliery lane manless working face and filling mining method |
| CN205036376U (en) * | 2015-08-25 | 2016-02-17 | 袁伟昊 | Well worker colliery lane nation manless working face |
| CN105221184A (en) * | 2015-10-26 | 2016-01-06 | 枣庄矿业集团新安煤业有限公司 | A point cash system is arranged in crossheading two storehouse in colliery |
| CN205101032U (en) * | 2015-10-26 | 2016-03-23 | 枣庄矿业集团新安煤业有限公司 | Branch cash system is arranged in crossheading two storehouses in colliery |
Non-Patent Citations (1)
| Title |
|---|
| 井下运煤系统的煤矸分运改造;张新华等;《煤矿现代化》;20140331;第21-22页 * |
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