CN110359912A - A kind of slicing and filling mining methods of the unsteady peak abutment of exploitated ore country rock - Google Patents
A kind of slicing and filling mining methods of the unsteady peak abutment of exploitated ore country rock Download PDFInfo
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- CN110359912A CN110359912A CN201910664433.XA CN201910664433A CN110359912A CN 110359912 A CN110359912 A CN 110359912A CN 201910664433 A CN201910664433 A CN 201910664433A CN 110359912 A CN110359912 A CN 110359912A
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- 239000011435 rock Substances 0.000 title claims abstract description 42
- 238000000034 method Methods 0.000 title claims abstract description 28
- 238000005065 mining Methods 0.000 title claims abstract description 16
- 238000009423 ventilation Methods 0.000 claims abstract description 64
- 210000001367 artery Anatomy 0.000 claims abstract description 23
- 210000003462 vein Anatomy 0.000 claims abstract description 23
- 238000004519 manufacturing process Methods 0.000 claims abstract description 20
- 238000010276 construction Methods 0.000 claims abstract description 18
- 230000032798 delamination Effects 0.000 claims description 26
- 238000004880 explosion Methods 0.000 claims description 23
- 230000008093 supporting effect Effects 0.000 claims description 12
- 238000005553 drilling Methods 0.000 claims description 9
- 238000005422 blasting Methods 0.000 claims description 8
- 239000004568 cement Substances 0.000 claims description 4
- 239000002699 waste material Substances 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 238000010008 shearing Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 6
- 239000010410 layer Substances 0.000 description 5
- 238000004873 anchoring Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
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- 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
- E21C41/22—Methods of underground mining; Layouts therefor for ores, e.g. mining placers
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
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- 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
- E21F15/00—Methods or devices for placing filling-up materials in underground workings
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Abstract
The slicing and filling mining methods of the unsteady peak abutment of exploitated ore country rock disclosed by the invention are the following steps are included: Step 1: be upper and lower two sections by middle section ore body division；Upper section arrangement ventilation filling gallery and the ventilation filling connection roadway arranged along orebody trend equidistant intervals, ventilation filling connection roadway are vertical with orebody trend direction；Lower section arranges middle section ore removal gallery and middle section ore removal connection roadway；On the inside of construction ore body, arrange that ventilation fill pass, ventilation fill pass communicate on middle section top with ventilation filling connection roadway upwards along orebody trend direction equidistant intervals；Step 2: being inclined to inclined direction layered arrangement region along orebody trend direction and bed boundaries on the inside of construction ore body arteries and veins；Relative to traditional upward horizontal slice filling method, operation safety of the present invention, production capacity are big, engineering materials save, especially suitable for the unsteady peak abutment exploitation of ore country rock.
Description
Technical field
The present invention relates to mining engineering technical fields, and more specifically more particularly to a kind of exploitated ore country rock is unstable
Solid peak abutment slicing and filling mining methods.
Background technique
In the prior art, peak abutment is thick thin under orebody thickness, and section shape is similar to triangle or the ore body of trapezoid.
Currently, mining methods are limited by ore-rock stability and shape, generally in exploitated ore country rock unsteady peak abutment
On to the upward horizontal slice filling method (attached drawing 3) or supporting effect of parallel anchorage cable anchoring ore body preferably on to sector anchor
Rope anchors ore body upward horizontal slice filling method (attached drawing 4).But both methods, big, branch that there is support material consumptions
The disadvantages of shield complex procedures, big undercut layer safety difference and the outer project amount of arteries and veins, simultaneously because layering ore caving all uses shallow bore hole
Explosion, there is also explosion ore removal is slow, ineffective disadvantage.
Summary of the invention
It is an object of the invention in view of the above-mentioned problems of the prior art, providing a kind of operation safety, production capacity
Greatly, engineering materials save, especially suitable for in the unsteady peak abutment exploitation of ore country rock to inclination anchorage cable anchoring ore body
Overhand slicing mining methods.
The technical solution adopted by the present invention is that: a kind of slicing and filling mining of the unsteady peak abutment of exploitated ore country rock
Method the following steps are included:
Step 1:
It is upper and lower two sections by middle section ore body division；Upper section arrangement ventilation fills gallery and arranges along orebody trend equidistant intervals
Ventilation fill connection roadway, ventilation filling connection roadway it is vertical with orebody trend direction；Lower section arranges middle section ore removal gallery and middle section
Ore removal connection roadway；On the inside of construction ore body, ventilation fill pass is arranged upwards along orebody trend direction equidistant intervals, ventilation is filled
Courtyard is filled out to communicate on middle section top with ventilation filling connection roadway；
Step 2:
On the inside of construction ore body arteries and veins, inclined direction layered arrangement region is inclined to along orebody trend direction and bed boundaries；In middle section
In ore removal connection roadway, a plurality of parallel gallery that undercuts successively is dug along orebody trend direction, and all gallerys that undercut are to ore body arteries and veins
Lateral direction is in retrusive Construction Arrangement；Construction ore body arteries and veins on the inside of with bed boundaries at, tilt upward to arrangement long anchor cable；?
It undercuts in gallery, along the upward Drilling shot hole blasting of delamination area, fills mine ore removal as channel to undercut gallery after explosion, while will be quick-fried
Exposed anchor cable is sheared in time after broken, and the anchor cable steel strand wires after anchor cable lock, supporting plate and shearing are fixed；
Step 3:
After explosion, it is sent into after ore ore removal in delamination area, then by barren rock through ventilation filling gallery, ventilation filling connection roadway,
It is poured into from ventilation fill pass and explosion delamination area is filled, after filling up barren rock, poured into cement and realize layering waste fill
Surface it is cementing；
Step 4:
Using multiple parallel gallerys that undercut as ore stope, the drawing Step 2: in three is repeated to each delamination area
Bottom gallery rock drilling, explosion, ore removal, supporting anchorage cable process, one by one delamination area successively drawing back；
Step 5:
As back production carries out, ventilation fill pass will gradually disappear, ventilation fill pass disappear after, will be with delamination area explosion after
It forms layering space and ventilation, filling that ventilation filling connection roadway is linked up when the channel to be formed is re-used as remaining ore body back production is logical
Road.
Preferably, it tilts upward to its tilt angle of the long anchor cable of arrangement and the gallery that undercuts in 45-75 °C of angle；It is walked along ore body
It is inclined to inclined direction layered arrangement region to direction and bed boundaries, tilt angle and the gallery that undercuts are in 105-135 °C of angle.
Preferably, along orebody trend direction equidistant intervals and upward along boundary on the inside of construction ore body arteries and veins in step 1
Arrangement ventilation fill pass, ventilation fill pass communicate on middle section top with ventilation filling connection roadway.
Preferably, across pitch direction and bed boundaries are inclined to inclined direction layered arrangement on the outside of construction ore body arteries and veins in step 2
Region；It pulls open after undercuting gallery, first to arrange long anchor cable diagonally upward with bed boundaries on the inside of ore body arteries and veins of constructing, then
To dress mine ore removal after Drilling shot hole blasting, explosion in delamination area in the gallery that undercuts.
The beneficial effects of the present invention are: compared with prior art, the invention has the following advantages that
The present invention is with, to arrangement long anchor cable, long anchor cable is inclination on the ore body of middle section ore removal gallery side and bed boundaries tendency
Arrangement, tilt angle and the gallery horizontal plane that undercuts are in 45-75 ° of angle；When ore body is acted on by weight stress straight down,
Due to the angle of long anchor cable and vertical direction, will so that ore body forms extruding to country rock when generating vertical displacement trend, also,
It produces on country rock and ore boundary face to frictional force, this reduces the pulling force suffered by anchor cable, relative to traditional
Anchor cable arrangement anchors safer.In addition to this, it due to successively pulling open back production using undercuting, does not adopt ore body and does not adopt
It is dynamic hanging, the mode of back production, single back production exposed area are all pulled open relative to traditional horizontal filling method single layer of Upward slicing
Small, mining is also safer.
By ore body across pitch incline cut and fill stoping, be layered back coming, the single 2 ~ 3m of true thickness that is layered is advisable, layering face with it is close
The ore body of middle section ore removal gallery side and the interface of country rock are parallel, tilt angle and the gallery horizontal plane that undercuts in about 45 ~
75°.Simultaneously using the layering ore body after back production as space, to inclination long cable supporting, long axis direction and away from middle section in arrangement
The ore body of ore removal gallery side and the interface tendency of country rock are parallel, and tilt angle and the gallery horizontal plane that undercuts are in about 45-75 °.
The present invention is except during the corner ore body away from middle section ore removal gallery is using in addition to shallow blasting, other parts ore body is all made of
Deep hole blasting uses shallow blasting ore caving mode, single rock yield of the present invention relative to traditional upward horizontal slice filling method
Greatly, ore removal is high-efficient, and production capacity is big.
The present invention changes the anchor cable arrangement of the unsteady peak abutment of previous ore country rock, by contrast, anchor cable
The relatively previous arrangement of dosage reduces about 11%.Meanwhile relatively traditional upward horizontal slice filling method, every layer is uniformly distributed
Connecting taxiway is set, since the present invention need not be greatly reduced each layered arrangement connecting taxiway, the outer engineering of arteries and veins.
In conclusion relative to traditional upward horizontal slice filling method, operation safety of the present invention, production capacity is big, work
Journey materials save, especially suitable for the unsteady peak abutment exploitation of ore country rock.
Detailed description of the invention
The present invention is described in further detail for embodiment in reference to the accompanying drawing, but does not constitute to of the invention
Any restrictions.
Fig. 1 is vertical section schematic diagram of the present invention.
Fig. 2 is floor map of the present invention.
Fig. 3 is on prior art stream line to the upward horizontal slice filling method longitudinal profile schematic diagram arranged vertically.
Fig. 4 is on prior art stream line to the upward horizontal slice filling method vertical section schematic diagram of sector arrangement.
In figure: 1, big gun heap, 2, blasthole, 3, ventilation fill pass, 4, arranged long anchor cable, 5, ventilation filling connection roadway, 6,
Ventilation filling gallery, 7, quasi- arrangement long anchor cable, 8, middle section ore removal connection roadway, 9, middle section ore removal gallery, 10, undercut gallery, 11, specially
With ventilation shaft, 12, delamination area, 13, undercut filling layer, 14, shallow eye blasthole, 15, broken ore, 16, middle section tunnel, 17, point
Layer tunnel, 18, segmentation tunnel, 19, layered-liaison tunnel.
Specific embodiment
The slicing and filling mining side of 1, attached drawing 2 and embodiment to the unsteady peak abutment of ore country rock with reference to the accompanying drawing
Method is described further, and is included the following steps.
Step 1:
It is upper and lower two sections by middle section ore body division；
Preferably, stope is arranged along orebody trend, panel is about 100m, and width is orebody thickness, miding level height 40m, or with mine
On body to pinching height be miding level height.
Upper section arrangement ventilation filling gallery 6 and the ventilation filling connection roadway 5 arranged along orebody trend equidistant intervals, ventilation
It is vertical with orebody trend direction to fill connection roadway 5；Wherein, it is preferred that equidistant intervals 20m or so；
The across pitch arrangement ventilation filling gallery 6 outside the arteries and veins of middle section ore body top, it is equidistant every the left side 20m along orebody trend direction
Right, vertical orebody trend direction arrangement ventilation filling connection roadway 5.It is walked in ore body away from the inside of middle section ore removal gallery 9, along ore body
It is equidistant every 20m or so to direction, and arrange ventilation fill pass 3 upwards along boundary, fill pass 3 of divulging information is in middle section ore body
Top with ventilation filling connection roadway 5 communicate.
Lower section arranges middle section ore removal gallery 9 and middle section ore removal connection roadway 8；
On the inside of construction ore body, ventilation fill pass 3 is arranged upwards along orebody trend direction equidistant intervals, fill pass of divulging information
3 communicate on middle section top with ventilation filling connection roadway 5；Preferably, equidistant intervals are every 50m or so；
In middle section, ore body the pulse at the CHI outer orebody trend arranges middle section ore removal gallery 9, along orebody trend and vertical orebody trend cloth
Middle section ore removal connection roadway 8 is set, middle section ore removal connection roadway 8 is connected with middle section ore removal gallery 9；
Alternatively embodiment in step 1 of the present invention, on the inside of construction ore body arteries and veins, is equidistantly sowed discord along orebody trend direction
Arrange that ventilation fill pass 3, ventilation fill pass 3 fill 5 phase of connection roadway on middle section top and ventilation upwards every and along boundary
It is logical.
Step 2:
To between middle section ore removal gallery 9 on the inside of construction ore body arteries and veins, inclined direction is inclined to along orebody trend direction and bed boundaries
Layered arrangement region.
By ore body across pitch direction to be inclined to incline cut and fill stoping cloth close to the ore body of 9 side of middle section ore removal gallery and bed boundaries
It sets, is layered 2 ~ 3m of true thickness, be layered back coming.
In middle section ore removal connection roadway 8, a plurality of parallel gallery 10 that undercuts successively is dug along orebody trend direction, it is all
The gallery 10 that undercuts is arranged to construction ore body arteries and veins lateral direction in retrusive；
The gallery 10 that undercuts is dug along orebody trend in middle section ore removal connection roadway 8,10 width of gallery that undercuts is adapted with layering, is
2 ~ 3m, the vertical orebody trend of gallery 10 that undercuts are layered retrusive arrangement one by one.
Construction ore body arteries and veins on the inside of with bed boundaries at, tilt upward to arrangement long anchor cable；Preferably, anchor cable length about 15
~20m；
In the gallery 10 that undercuts, along upward 2 explosion of Drilling blasthole of delamination area 12, mine is filled to undercut gallery 10 as channel after explosion
Ore removal, while anchor cable exposed after explosion being sheared in time, and the anchor cable steel strand wires after anchor cable lock, supporting plate and shearing are consolidated
It is fixed；
Preferably, it tilts upward to its tilt angle of the long anchor cable of arrangement and 10 horizontal plane of gallery that undercuts in 45 ~ 75 ° of angles；Along mine
Body moves towards direction and bed boundaries are inclined to inclined direction layered arrangement region, and tilt angle and 10 horizontal plane of gallery that undercuts are in 45
~ 75 ° of angles.
Alternatively embodiment, across pitch direction and bed boundaries on the outside of ore body arteries and veins of constructing in step 2 of the present invention
It is inclined to inclined direction layered arrangement region；It pulls open after undercuting gallery 10, first to be tilted on the inside of ore body arteries and veins of constructing with bed boundaries
Upward direction arranges long anchor cable, then in the gallery 10 that undercuts in delamination area 12 to filling mine after 2 explosion of Drilling blasthole, explosion
Ore removal.
Step 3:
After explosion, sent after ore ore removal in delamination area 12, then by barren rock through ventilation filling gallery 6, ventilation filling connection roadway 5
Enter, poured into from ventilation fill pass 3 and explosion delamination area 12 is filled, after filling up barren rock, pours into cement and realize that layering is useless
The surface of stone filling is cementing；
The present invention fills barren rock with scraper mechanical shovel and fills gallery from the ventilation on ore body top after producing 12 ore of delamination area
6 enter ventilation filling connection roadway 5, then pour into again from ventilation fill pass 3 and have exploited delamination area 12, carry out waste fill,
After filling up barren rock, then pours into a certain amount of cement and realize that the surface of 12 waste fill of delamination area is cementing.
Step 4:
Using multiple parallel gallerys 10 that undercut as ore stope, each delamination area 12 is repeated Step 2: in three
Undercut 10 rock drilling of gallery, explosion, ore removal, supporting anchorage cable process, the successively drawing back of delamination area 12 one by one；
Step 5:
As back production carries out, ventilation fill pass 3 will gradually disappear, will be quick-fried with delamination area 12 after ventilation fill pass 3 disappears
The ventilation when channel that layering space is formed with the ventilation filling communication of connection roadway 5 is re-used as remaining ore body back production is formed after breaking, is filled
Fill channel.
For the present invention for the unsteady triangular ore of ore country rock in underground mine, rock crusher, which is easy slump, leads to difficulty
With back production, supporting difficulty is big when supporting and supporting effect is poor, shallow when to guarantee horizontal using the Upward slicing filling method of mining safety
The status of hole ore caving back production low efficiency, by ore body across pitch incline cut and fill stoping, is divided in the unsteady triangular ore of ore country rock
Layer back coming, the single 2 ~ 3m of true thickness that is layered be advisable, layering face and ore body and country rock close to 9 side of middle section ore removal gallery
Interface is parallel, about 45 ~ 75 ° of inclination angle.Simultaneously using the layering ore body after back production as space, arrange to inclination long cable supporting,
Its cloth set direction is parallel with away from the ore body of 9 side of middle section ore removal gallery and the interface tendency of country rock, about 45-75 ° of inclination angle.
Make ore body when generating vertical displacement trend using this arrangement, extruding also is formd to country rock, is being enclosed
It is produced on rock and ore boundary face to frictional force, this reduces the pulling force suffered by anchor cable, so that anchoring is safer.
And back production successively is pulled open using undercuting, it does not adopt ore body and does not adopt vacantly, single back production exposed area is small, mining
It is safer.
Major part ore body of the present invention adopts available medium-length hole blasting, and single rock yield is big, and ore removal is high-efficient, production capacity
Greatly.
Anchor cable of the present invention is used to inclination arrangement, than traditional upper Xiang Shuzhi and on to fan-shaped laying mode, anchor cable is used
Amount reduces about 11%.Simultaneously as the present invention need not arrange connecting taxiway to each delamination area 12, the outer project amount of ore body arteries and veins is big
To reduce.
In the description of the present invention, it is to be understood that, term " center ", "upper", "lower", "front", "rear", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom", "inner", "outside", " axial direction ", " radial direction ", " circumferential direction " be based on
Orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than indication or suggestion institute
The device or element of finger must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this hair
Bright limitation.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Person implicitly includes at least one this feature.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation "
Equal terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be machine
Tool connection is also possible to be electrically connected or can communicate each other；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements or the interaction relationship of two elements, unless otherwise restricted clearly.For ability
For the those of ordinary skill in domain, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In the present invention unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with
It is that the first and second features directly contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature
It can be fisrt feature in second feature " top " to be directly above or diagonally above the second feature, or be merely representative of fisrt feature water
Flat height is higher than second feature.Fisrt feature second feature " lower section " can be fisrt feature immediately below second feature or
Obliquely downward, or first feature horizontal height is merely representative of less than second feature.
In the description of this specification, reference term " embodiment ", " specific embodiment ", " example " or " specific example "
Deng description to mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained in of the invention
In at least one embodiment or example.In the present specification, schematic expression of the above terms are necessarily directed to identical
Embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiments
Or it can be combined in any suitable manner in example.In addition, without conflicting with each other, those skilled in the art can be by this
The feature of different embodiments or examples and different embodiments or examples described in specification is combined.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (4)
1. a kind of slicing and filling mining methods of the unsteady peak abutment of exploitated ore country rock, it is characterised in that: including following
Step:
Step 1:
It is upper and lower two sections by middle section ore body division；Upper section arrangement ventilation fills gallery and arranges along orebody trend equidistant intervals
Ventilation fill connection roadway, ventilation filling connection roadway it is vertical with orebody trend direction；Lower section arranges middle section ore removal gallery and middle section
Ore removal connection roadway；On the inside of construction ore body, ventilation fill pass is arranged upwards along orebody trend direction equidistant intervals, ventilation is filled
Courtyard is filled out to communicate on middle section top with ventilation filling connection roadway；
Step 2:
On the inside of construction ore body arteries and veins, inclined direction layered arrangement region is inclined to along orebody trend direction and bed boundaries；In middle section
In ore removal connection roadway, a plurality of parallel gallery that undercuts is dug along orebody trend direction, and all gallerys that undercut are to construction ore body arteries and veins
Lateral direction is arranged in retrusive；Construction ore body arteries and veins on the inside of with bed boundaries at, tilt upward to arrangement long anchor cable；It is undercuting
In gallery, along the upward Drilling shot hole blasting of delamination area, mine ore removal is filled as channel to undercut gallery after explosion, while will be after explosion
Exposed anchor cable is sheared in time, and the anchor cable steel strand wires after anchor cable lock, supporting plate and shearing are fixed；
Step 3:
After explosion, it is sent into after ore ore removal in delamination area, then by barren rock through ventilation filling gallery, ventilation filling connection roadway,
It is poured into from ventilation fill pass and explosion delamination area is filled, after filling up barren rock, poured into cement and realize layering waste fill
Surface it is cementing；
Step 4:
Using multiple parallel gallerys that undercut as ore stope, the drawing Step 2: in three is repeated to each delamination area
Bottom gallery rock drilling, explosion, ore removal, supporting anchorage cable process, one by one delamination area successively drawing back；
Step 5:
As back production carries out, ventilation fill pass will gradually disappear, ventilation fill pass disappear after, will be with delamination area explosion after
It forms layering space and ventilation, filling that ventilation filling connection roadway is linked up when the channel to be formed is re-used as remaining ore body back production is logical
Road.
2. the slicing and filling mining methods of the unsteady peak abutment of exploitated ore country rock as described in claim 1, feature
It is: by ore body across pitch incline cut and fill stoping, is layered back coming, the ore body of layering face and close middle section ore removal gallery side and encloses
The interface of rock is parallel, and tilt angle and the gallery horizontal plane that undercuts are in about 45 ~ 75 °；On to inclination arrangement long anchor cable its length
Axis direction is parallel with away from the ore body of middle section ore removal gallery side and the interface tendency of country rock, tilt angle and the gallery water that undercuts
Plane is in about 45 ~ 75 °.
3. the slicing and filling mining methods of the unsteady peak abutment of exploitated ore country rock as claimed in claim 1 or 2, special
Sign is: in step 1, on the inside of construction ore body arteries and veins, arranging ventilation upwards along orebody trend direction equidistant intervals and along boundary
Fill pass, ventilation fill pass communicate on middle section top with ventilation filling connection roadway.
4. the slicing and filling mining methods of the unsteady peak abutment of exploitated ore country rock as claimed in claim 1 or 2, special
Sign is: across pitch direction and bed boundaries are inclined to inclined direction layered arrangement region on the outside of ore body arteries and veins of constructing in step 2；It draws
It opens after undercuting gallery, first to arrange long anchor cable diagonally upward with bed boundaries on the inside of ore body arteries and veins of constructing, is then undercuting
To dress mine ore removal after Drilling shot hole blasting, explosion in delamination area in gallery.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110905513A (en) * | 2019-11-22 | 2020-03-24 | 西北矿冶研究院 | Mining method of gently inclined thin ore body |
| CN112343598A (en) * | 2020-11-23 | 2021-02-09 | 武汉科技大学 | Upward layered panel approach type filling mining method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1474032A (en) * | 2003-08-08 | 2004-02-11 | 中南大学 | Continuous mining method of stepped sectional extruding and ore caving followed by filling |
| CN104895566A (en) * | 2015-06-15 | 2015-09-09 | 武汉科技大学 | Mining method with residual ore recovery function |
| CN105649630A (en) * | 2016-01-22 | 2016-06-08 | 沈阳金丰石化物资贸易有限公司 | Mining technology for gold ore |
| CN106869931A (en) * | 2017-02-14 | 2017-06-20 | 广西高峰矿业有限责任公司 | A kind of barren rock and cementing layering wedging mining with stowing technique and its structure |
| CN106894817A (en) * | 2017-03-03 | 2017-06-27 | 中南大学 | A kind of mechanization Upward slicing wedging mixed filling mining codes |
| CN108150173A (en) * | 2018-01-10 | 2018-06-12 | 鞍钢集团矿业有限公司 | A kind of high-dipping medium-thickness broken orebody single route induction caving mining codes |
| CN110145311A (en) * | 2019-05-28 | 2019-08-20 | 贵州开磷有限责任公司 | Thick or thick phosphorus ore body underground mining method in a kind of low-angle dip |
-
2019
- 2019-07-23 CN CN201910664433.XA patent/CN110359912B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1474032A (en) * | 2003-08-08 | 2004-02-11 | 中南大学 | Continuous mining method of stepped sectional extruding and ore caving followed by filling |
| CN104895566A (en) * | 2015-06-15 | 2015-09-09 | 武汉科技大学 | Mining method with residual ore recovery function |
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| CN110905513A (en) * | 2019-11-22 | 2020-03-24 | 西北矿冶研究院 | Mining method of gently inclined thin ore body |
| CN112343598A (en) * | 2020-11-23 | 2021-02-09 | 武汉科技大学 | Upward layered panel approach type filling mining method |
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