CN109630121A - A kind of opencut exploiting field steering development haulage system - Google Patents
A kind of opencut exploiting field steering development haulage system Download PDFInfo
- Publication number
- CN109630121A CN109630121A CN201910089061.2A CN201910089061A CN109630121A CN 109630121 A CN109630121 A CN 109630121A CN 201910089061 A CN201910089061 A CN 201910089061A CN 109630121 A CN109630121 A CN 109630121A
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- exploiting field
- geese
- end side
- internal dumping
- formula
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- 241000272517 Anseriformes Species 0.000 claims abstract description 26
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 26
- 239000003245 coal Substances 0.000 claims abstract description 16
- 238000011084 recovery Methods 0.000 claims description 19
- 238000005065 mining Methods 0.000 claims description 15
- 238000005266 casting Methods 0.000 claims description 12
- 239000011435 rock Substances 0.000 claims description 12
- 238000000605 extraction Methods 0.000 claims description 9
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 8
- 239000011707 mineral Substances 0.000 claims description 8
- 230000001737 promoting effect Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C41/00—Methods of underground or surface mining; Layouts therefor
- E21C41/26—Methods of surface mining; Layouts therefor
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C41/00—Methods of underground or surface mining; Layouts therefor
- E21C41/26—Methods of surface mining; Layouts therefor
- E21C41/28—Methods of surface mining; Layouts therefor for brown or hard coal
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Remote Sensing (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Lining And Supports For Tunnels (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention discloses a kind of opencut exploiting fields to turn to development haulage system, and system includes exploitation and exploiting field steering exploitation in single exploiting field.The solution of the present invention is derived on the basis of existing surface mine transportation theory and theoretical timeliness side slope, and flying formation of geese formula development haulage system is arranged, and can reduce secondary removing during exploiting field turns to, and simplifying Duan Bang transportation system reduces transportation cost in increase between emptying.The present invention has strong applicability, at low cost, good economical benefit, more promotional value.The system is not only suitable in open coal mine, is also adapted for other open pit quarries.
Description
Technical field
The present invention relates to open pit development transportation systems more particularly to a kind of opencut exploiting field to turn to development haulage system.
Background technique
An important branch as mineral industry is had an opencast mining of, more and more important coal mining task is carry.It covers
Cap rock is thick, coal seam is thick and more mineral deposits, general using strip mining transformation, is limited to production scale, mining rate, specification of equipment and warp
The factors such as benefit of helping often use block mining.The surface mine of block mining all not can avoid exploiting field and turn to connecting.China's mesh
It is preceding in more than 40 of the ten-million-ton scale open coal mine built and put into production, the 3000 10,000 tons open coal mine 5 of production is all made of point
Paneling needs to turn to 2~4 times, and almost all faces interior row's insufficient space, transportation system's transformation, adopts stripping engineering during steering
The problems such as unbalanced, haul distance increases, device efficiency reduces.
Summary of the invention
For overcome the deficiencies in the prior art, the purpose of the present invention is to provide in a kind of increase empty between, recovery end side
The development haulage system for pressing coal, reducing hoisting depth, shorten automobile haul distance, improving overall efficiency, to solve existing block mining
It is unbalanced that row's insufficient space, haul distance increase during caused steering, device efficiency is low, transportation system is transformed and adopts stripping engineering
Problem.
The purpose of the present invention is implemented with the following technical solutions:
A kind of opencut exploiting field steering development haulage system, system include:
It is exploited in single exploiting field, working pit edge promotes, and internal dumping is dumped immediately following working pit edge, and hole bottom retains needed for exploitation most
Small safe distance arranges intermediate sulcus transport routes in internal dumping, and the casting working berm of exploiting field internal upper part is according to lower part casting
The casting active line that working berm is formed follows up in time, forms the internal dumping and development haulage system of flying formation of geese formula, the rock of removing
Body is transported to internal dumping by the flying formation of geese formula development haulage system formed and dumps, and the ore of extraction is opened up by the flying formation of geese formula
Transportation system is transported to mineral processing system；
Exploiting field turns to exploitation, accelerates fltting speed in the middle part of working pit edge and forms flying formation of geese formula active line, internal dumping closely follows work
Side dumps, and internal dumping arranges intermediate sulcus transport routes, and flying formation of geese formula developing transport system is collectively formed with the shiftable ramp of working pit edge
System, the rock mass of removing are transported to internal dumping by the flying formation of geese formula development haulage system formed and dump, and the ore of extraction passes through institute
It states flying formation of geese formula development haulage system and is transported to mineral processing system.
Preferably, the intermediate sulcus transport routes are arranged inside the internal dumping, and advanced by casting working berm
It dumps to be formed.
Preferably, the flying formation of geese formula development haulage system is arranged in working pit edge and internal dumping.
Preferably, in single exploiting field in recovery process, on the basis of guaranteeing that end wall is stablized, the side of end side is improved
Slope angle keeps exploitation exploiting field earth's surface boundary constant, reduces or cancels end and helps road, and safety berm is arranged, and side bottom in end pushes out
Into recovery end side pressure coal, between the interior emptying of increase.
Preferably, it being turned in recovery process in exploiting field, exploitation exploiting field earth's surface boundary is constant, exploiting field side is connected separate,
Improve the slope angle of end side, recovery end side pressure coal；The row in close to exploiting field side is connected, reducing or cancelling end side road, reduce
Tu Chang's stays ditch horizontal or stays ditch entirely, is reduced or avoided and re-releases loose rock mass.
Preferably, it is exploited using high wall mining machine.
Compared with prior art, the beneficial effects of the present invention are: the solution of the present invention is in existing surface mine transportation theory
It is derived on the basis of timeliness side slope theory, under the premise of guaranteeing that mine normally produces, system simplifies the transport of end side
System, recovery end side pressure coal reduce transportation cost between increasing interior emptying.The present invention has strong applicability, at low cost, economic effect
Fruit is good, more promotional value.
Detailed description of the invention
Fig. 1 is normal mining period stope top view in exploiting field；
Fig. 2 is that exploiting field turns to period stope top view；
Fig. 3 is end side by helping schematic diagram；
Fig. 4 is to show in A-A, the B-B of the propulsion of direction of extraction 13 situation following figure Fig. 1 and A'-A ', the B '-B ' section of Fig. 2
It is intended to；
Fig. 5 is that the C-C section of Fig. 2 stays ditch schematic diagram.
In figure: 1, internal dumping；2, working pit edge；3, bottom is cheated；4, intermediate sulcus transport routes；5, end side；6, with exploiting exploiting field
Table boundary；7, end side road；8, safety berm；9, end side pressure coal；10, stay ditch horizontal；11, loose rock mass；12, with connecting exploiting field
Table boundary；13, direction of extraction；14, rock mass.
Specific embodiment
With reference to the attached drawing in the embodiment of the present invention, technical solution in the embodiment of the present invention carries out clear, complete
Ground description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on this
Embodiment in invention, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, shall fall within the protection scope of the present invention.
It should be noted that it can be directly on another component when component is referred to as " being fixed on " another component
Or there may also be components placed in the middle.When a component is considered as " connection " another component, it, which can be, is directly connected to
To another component or it may be simultaneously present component placed in the middle.When a component is considered as " being set to " another component, it
It can be and be set up directly on another component or may be simultaneously present component placed in the middle.Term as used herein is " vertical
", " horizontal ", "left", "right" and similar statement for illustrative purposes only.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more phases
Any and all combinations of the listed item of pass.
A kind of opencut exploiting field steering development haulage system, system use flying formation of geese formula development haulage system, simplify end side fortune
Defeated system, recovery end side pressure coal shorten haul distance between increasing interior emptying.
Specifically, system includes exploitation and exploiting field steering exploitation in single exploiting field.
Referring to Fig. 1 and Fig. 2, mining site includes exploitation exploiting field earth's surface boundary 6 and connecting exploiting field earth's surface boundary 12, high wall mining machine
Equal winning equipments need to be in the change of the two intersection generation direction of extraction 13.Arrow indicates direction of extraction 13 and its becomes in figure
Change.
One, recovery process in single exploiting field, referring to Fig. 1, Fig. 3 and Fig. 4, working pit edge 2 is promoted, and internal dumping 1 closely follows work
2 are helped to dump, minimum safe distance needed for hole bottom 3 retains exploitation, in the arrangement intermediate sulcus transport routes 4 of internal dumping 1, exploiting field
The casting working berm on top follows up in time according to the casting active line that casting working berm in lower part is formed, and forms the interior of flying formation of geese formula
The rock mass 14 of refuse dump and development haulage system, removing is transported to internal dumping 1 by the flying formation of geese formula development haulage system formed
It dumps, the ore of extraction is transported to mineral processing system by the flying formation of geese formula development haulage system；
In single exploiting field in recovery process, on the basis of guaranteeing that 5 stability of slope is helped at end, the side of end side 5 can be improved
Slope angle, as shown in figure 3, slope angle is increased to β by α1Or β2.It keeps exploitation exploiting field earth's surface boundary 6 constant, reduces or cancel end
Road 7, setting safety berm 8 are helped, side 5 bottoms in end promote outward, recovery end side pressure coal 9, in increase between emptying.
Two, exploiting field turns to recovery process, as shown in Figure 2 and Figure 5, accelerates 2 middle part fltting speed of working pit edge and forms flying formation of geese formula
Active line, internal dumping 1 are dumped immediately following working pit edge 2, and internal dumping 1 arranges intermediate sulcus transport routes 4, the movement with working pit edge 2
Flying formation of geese formula development haulage system is collectively formed in hole line, and the rock mass 14 of removing is transported to by the flying formation of geese formula development haulage system formed
Internal dumping 1 dumps, and the ore of extraction is transported to mineral processing system by the flying formation of geese formula development haulage system.
It is turned in recovery process in exploiting field, exploitation exploiting field earth's surface boundary 6 is constant, far from exploiting field side is connected, improves end
The slope angle of side 5, recovery end side pressure coal 9；Road 7 is helped close to exploiting field side is connected, reducing or cancelling end, reduces internal dumping
1 stay ditch level 10 or stay ditch entirely, is reduced or avoided and re-releases loose rock mass 11.
In above system, intermediate sulcus transport routes 4 are arranged inside the internal dumping 1, and by casting working berm
It dumps to be formed in advance.The flying formation of geese formula development haulage system is arranged in working pit edge 2 and internal dumping 1.
The system is implemented, the general exploitation that mining site is carried out using high wall mining machine.
Entire mining system is completed above, can be reduced secondary removing during exploiting field turns to, be simplified Duan Bang transportation system.It should
System is not only suitable in open coal mine, is also adapted for other open pit quarries.
The aforementioned description to specific exemplary embodiment of the invention is in order to illustrate and illustration purpose.These descriptions
It is not wishing to limit the invention to disclosed precise forms, and it will be apparent that can much be changed according to appeal introduction
And variation.The purpose of selecting and describing the exemplary embodiment is that explaining specific principle of the invention and its actually answering
With so that those skilled in the art can be realized and utilize a variety of different exemplary implementation schemes of the invention and
Various chooses and changes, i.e., according to the above description of the technical scheme and ideas, those skilled in the art can be done
Various other corresponding changes and deformation out, and all these change and deformation all should belong to the claims in the present invention
Protection scope within.
Claims (6)
1. a kind of opencut exploiting field turns to development haulage system, which is characterized in that system includes:
Recovery process in single exploiting field, working pit edge (2) promote, and internal dumping (1) is dumped immediately following working pit edge (2), and hole bottom (3) retains
Minimum safe distance needed for exploitation arranges intermediate sulcus transport routes (4) in internal dumping (1), the casting work of exploiting field internal upper part
Make square position to be followed up in time according to the casting active line that casting working berm in lower part is formed, forms internal dumping and the developing of flying formation of geese formula
Transportation system, the rock mass (14) of removing are transported to internal dumping (1) by the flying formation of geese formula development haulage system formed and dump, produce
Ore mineral processing system is transported to by the flying formation of geese formula development haulage system；
Exploiting field turns to recovery process, accelerates fltting speed in the middle part of working pit edge (2) and forms flying formation of geese formula active line, internal dumping (1) is tight
It is dumped with working pit edge (2), internal dumping (1) arranges intermediate sulcus transport routes (4), the common shape of shiftable ramp with working pit edge (2)
At flying formation of geese formula development haulage system, the rock mass (14) of removing is transported to internal dumping by the flying formation of geese formula development haulage system formed
(1) it dumps, the ore of extraction is transported to mineral processing system by the flying formation of geese formula development haulage system.
2. system according to claim 1, it is characterised in that: the intermediate sulcus transport routes (4) are arranged in the interior row
Tu Chang (1) is internal, and is dumped and formed in advance by casting working berm.
3. system according to claim 1, it is characterised in that: arrange the flying formation of geese in working pit edge (2) and internal dumping (1)
Formula development haulage system.
4. system according to claim 1, it is characterised in that: in single exploiting field in recovery process, guaranteeing end side (5)
On the basis of stability of slope, the slope angle of end side (5) is improved, keeps exploitation exploiting field earth's surface boundary (6) constant, reduces or cancel end
It helps road (7), setting safety berm (8), side (5) bottom in end promotes outward, recovery end side pressure coal (9), in increase between emptying.
5. system according to claim 1, it is characterised in that: turned in recovery process in exploiting field, exploit exploiting field earth's surface border
Boundary (6) is constant, far from exploiting field side is connected, improves the slope angle of end side (5), recovery end side pressure coal (9)；It is adopted close to connecting
End side road (7) is reduced or cancelled in area side, reduces staying ditch horizontal (10) or staying ditch entirely for internal dumping (1), is reduced or avoided
Re-release loose rock mass (11).
6. system according to claim 1, it is characterised in that: exploited using high wall mining machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910089061.2A CN109630121B (en) | 2019-01-30 | 2019-01-30 | Steering, developing and transporting system for strip mining area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910089061.2A CN109630121B (en) | 2019-01-30 | 2019-01-30 | Steering, developing and transporting system for strip mining area |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109630121A true CN109630121A (en) | 2019-04-16 |
| CN109630121B CN109630121B (en) | 2020-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910089061.2A Active CN109630121B (en) | 2019-01-30 | 2019-01-30 | Steering, developing and transporting system for strip mining area |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110939446A (en) * | 2019-07-29 | 2020-03-31 | 中国矿业大学 | Steering method for mining area of ultra-thick inclined coal seam |
| CN112943252A (en) * | 2021-04-22 | 2021-06-11 | 辽宁工程技术大学 | Steering continuous mining method for mining area of strip mine |
| CN112983525A (en) * | 2021-03-12 | 2021-06-18 | 中国矿业大学 | Inner soil discharge yard ditch remaining discharge method beneficial to ventilation of near-horizontal opencast coal mine stope |
| CN114508354A (en) * | 2022-01-29 | 2022-05-17 | 中国矿业大学 | Inverted-pile internal-discharge mining method in strip mine stope of huge thick coal seam |
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| CN112983525A (en) * | 2021-03-12 | 2021-06-18 | 中国矿业大学 | Inner soil discharge yard ditch remaining discharge method beneficial to ventilation of near-horizontal opencast coal mine stope |
| CN112983525B (en) * | 2021-03-12 | 2022-04-05 | 中国矿业大学 | Inner soil discharge yard ditch remaining discharge method beneficial to ventilation of near-horizontal opencast coal mine stope |
| CN112943252A (en) * | 2021-04-22 | 2021-06-11 | 辽宁工程技术大学 | Steering continuous mining method for mining area of strip mine |
| CN114508354A (en) * | 2022-01-29 | 2022-05-17 | 中国矿业大学 | Inverted-pile internal-discharge mining method in strip mine stope of huge thick coal seam |
| CN114508354B (en) * | 2022-01-29 | 2022-12-09 | 中国矿业大学 | Inverted-pile internal-discharge mining method for strip mine stope with huge thick coal seam |
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