CN105587318B - A kind of method of mining by the way of filling of the parallel middle thickness orebody group continuous stoping of low-angle dip - Google Patents
A kind of method of mining by the way of filling of the parallel middle thickness orebody group continuous stoping of low-angle dip Download PDFInfo
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- CN105587318B CN105587318B CN201610042740.0A CN201610042740A CN105587318B CN 105587318 B CN105587318 B CN 105587318B CN 201610042740 A CN201610042740 A CN 201610042740A CN 105587318 B CN105587318 B CN 105587318B
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- 238000005065 mining Methods 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 title claims abstract description 28
- 238000004519 manufacturing process Methods 0.000 claims abstract description 40
- 210000001367 artery Anatomy 0.000 claims abstract description 33
- 210000003462 vein Anatomy 0.000 claims abstract description 33
- 229910052500 inorganic mineral Inorganic materials 0.000 claims abstract description 28
- 239000011707 mineral Substances 0.000 claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 238000005553 drilling Methods 0.000 claims abstract description 11
- 230000011218 segmentation Effects 0.000 claims abstract description 11
- 239000011435 rock Substances 0.000 claims description 28
- 239000011229 interlayer Substances 0.000 claims description 17
- 239000010410 layer Substances 0.000 claims description 15
- 239000007921 spray Substances 0.000 claims description 9
- 239000004567 concrete Substances 0.000 claims description 8
- 238000011161 development Methods 0.000 claims description 8
- 230000018109 developmental process Effects 0.000 claims description 8
- 239000002002 slurry Substances 0.000 claims description 7
- 239000011449 brick Substances 0.000 claims description 6
- 238000012856 packing Methods 0.000 claims description 5
- 239000000843 powder Substances 0.000 claims description 5
- 238000004880 explosion Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 claims description 3
- 239000004606 Fillers/Extenders Substances 0.000 claims description 2
- 239000011378 shotcrete Substances 0.000 claims description 2
- 238000009423 ventilation Methods 0.000 claims description 2
- 238000011084 recovery Methods 0.000 abstract 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 12
- 239000011574 phosphorus Substances 0.000 description 12
- 229910052698 phosphorus Inorganic materials 0.000 description 12
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000032258 transport Effects 0.000 description 3
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
- KMQAPZBMEMMKSS-UHFFFAOYSA-K calcium;magnesium;phosphate Chemical group [Mg+2].[Ca+2].[O-]P([O-])([O-])=O KMQAPZBMEMMKSS-UHFFFAOYSA-K 0.000 description 2
- OSMSIOKMMFKNIL-UHFFFAOYSA-N calcium;silicon Chemical group [Ca]=[Si] OSMSIOKMMFKNIL-UHFFFAOYSA-N 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 239000010459 dolomite Substances 0.000 description 2
- 229910000514 dolomite Inorganic materials 0.000 description 2
- 239000010440 gypsum Substances 0.000 description 2
- 229910052602 gypsum Inorganic materials 0.000 description 2
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000002686 phosphate fertilizer Substances 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- OBSZRRSYVTXPNB-UHFFFAOYSA-N tetraphosphorus Chemical compound P12P3P1P32 OBSZRRSYVTXPNB-UHFFFAOYSA-N 0.000 description 2
- 241000201977 Agdestis clematidea Species 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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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
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/14—Layout of tunnels or galleries; Constructional features of tunnels or galleries, not otherwise provided for, e.g. portals, day-light attenuation at tunnel openings
-
- 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
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)
- Environmental & Geological Engineering (AREA)
- Remote Sensing (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The invention discloses a kind of method of mining by the way of filling of the parallel middle thickness orebody group continuous stoping of low-angle dip, low-angle dip parallel ore bodies group is divided into across pitch in stage casing, stage casing and divides division segmentation in panel, panel, point mineral building pillar recovery, the vertical orebody trend arrangement of stope.Tunnel, layered-liaison tunnel, drop shaft connecting taxiway, drop shaft, people's traveling wind are segmented outside arteries and veins go up a hill etc. and mainly adopt quasi- work arrangement in ore body lower wall, return air filling well, lower ore bed return air filling well connecting taxiway, water filter well connecting taxiway etc. adopt quasi- engineering and are arranged in ore bed, in lower ore bed, and the Chuan Mai tunnels for passing through panel bottom are connected.From the drilling drift successively back production from bottom to top in the upper layering pick arteries and veins that foot is layered, layering adopts two and goes out two work cycles for filling one.The operation simultaneously of multiple mineral buildings, does not interfere with each other in panel, realizes continuous exploitation.The present invention is the Optimal improvements based on panel filling-up method, can be while the parallel multilayer mineral ore of back production, separative production and separative delivery.
Description
Technical field
The invention belongs to underground metalliferous mine and non-metal mine exploitation field, more particularly to a kind of parallel middle thick ore deposit of low-angle dip
The method of mining by the way of filling of body group's continuous stoping.
Background technology
China Guizhou Wengan area phosphorus deposit type belongs to extra large source colloid chemistry aggregation-basin endoparticle heavy origin cause of formation phosphorus ore again
Bed, deposit scale is big, two layers of ore deposit of preservation in area（Upper strata ore deposit and lower floor's ore deposit）, it is gently inclined medium thick orebody, continuity is preferable.Upper strata
Ore deposit is calcium-magnesium phosphate rock ore, is suitable for manufacturing common phosphate fertilizer or phosphoric acid, lower floor's ore deposit is silicon calcium quality phosphorus block rock ore deposit, is suitable for
Manufacture the yellow phosphorus of high value.Separative production and separative delivery is needed during exploitation.There is the interlayer of an average thickness 4m between two ore beds.The ore body roof is filled
Water, earth's surface has river to flow through mining area, and ore body roof, ore body and interlayer stability are poor.Therefore the ore deposit Difficult issues of oilfield development is as follows：1. ore body is
Thick uneasily mining orebody in low-angle dip；2. ore body roof is fills water-bearing layer, and hydrogeologic condition is more complicated；3. ore body and steady of roof
It is poor, developmental joint fissure；4. two closely ore bed is with adopting, and two layers of ore deposit ore needs separative production and separative delivery.
Mining area is flowed through according to the phosphorus ore Mining technology condition, ore body roof water-filling and by river, therefore Caving Method with Large Space can not be used
Exploitation, and ore body roof, ore body and interlayer stability are poor, therefore open-stope mining should not be used.Therefore, by Mining technology condition system
About, only cut and fill is preferably used.
In recent years, many scholars are directed to thick phosphorus ore exploitation in low-angle dip and have developed a series of methods of mining by the way of filling, such as China specially
Mechanization Contining ore removal, the strip-type slicing and filling that sharp CN201410358099 discloses thick phosphorus ore body in a kind of low-angle dip are adopted
Ore deposit method, this method uses coal mine fully-mechanized mining face arrangement form, and fully-mechanized digging machine or continuous milling machine route type fall ore deposit, and belt continuously transports ore deposit.It is raw
Production is continuous, yield is high, security is good, small investment.But route across strike is promoted when this method is dug up mine, for two parallel ore beds up and down
Adopt together, be then difficult to ensure that Stope safty, and use belt-conveying is difficult to the partite transport of two kinds of ores and barren rock.Chinese patent
CN201110393951 discloses a kind of stepless cross pitch sectional continuous backfilling mining method of gently-inclined medium-thickness ore body, the party
Method arranges Zigzag type trackless ramp in ore body, and full thickness is disposably adopted to both sides ore body using slitting Cai Zhun lanes, digging than small,
Depletion loss is small, and technique is simple, but is not suitable for the unsteady condition of ore body and top plate.To sum up, existing mining methods are limited
In single coal mining, or require that top plate is relatively consolidated, it is impossible to meet the parallel middle thick phosphorus ore group multilayer of the unsteady low-angle dip of ore-rock
With adopting, the requirement of separative production and separative delivery.
The content of the invention
It is an object of the invention to provide a kind of method of mining by the way of filling of the parallel middle thickness orebody group continuous stoping of low-angle dip, meet
Hydrogeological complicated, ore-rock built on the sand under the conditions of, parallel gently inclined medium thick orebody group is safe efficient, extensive continuous exploitation and
Multilayer is adopted together, the requirement of separative production and separative delivery.
The invention discloses a kind of method of mining by the way of filling of the parallel middle thickness orebody group continuous stoping of low-angle dip, including following step
Suddenly：
（1）Determine that stope is arranged vertically along orebody trend, the parallel middle thickness orebody group of low-angle dip is divided into stage casing, in stage casing
Divide in segmentation, segmentation and divide layering；Across pitch divides continuous division mineral building and ore pillar in panel, panel in stage casing；Arrange
Level haulage gallery, Chuan Mai tunnels and the panel tailgate of connection；
（2）Development heading driving arrangement
A, the ore body lower wall in stage casing arrange that tunnel, layered-liaison tunnel, drop shaft, drop shaft connecting taxiway and people are segmented outside arteries and veins to advance
Wind is gone up a hill, people's traveling wind go up a hill arise from behind Chuan Mai tunnels it is up with outside each arteries and veins be segmented tunnel connect, layered-liaison tunnel is arised from outside arteries and veins
Tunnel is segmented, each layering is respectively led to；Drop shaft has is segmented tunnel outside upper strata ore deposit drop shaft, lower floor's ore deposit drop shaft and barren rock drop shaft, each arteries and veins
Connected respectively by drop shaft connecting taxiway with corresponding drop shaft, drop shaft is arranged at level haulage gallery；
B, corresponding return air filling well is respectively arranged in upper strata ore deposit and lower floor's ore deposit, lower floor's ore deposit return air is arranged in lower floor's ore deposit
Fill well connecting taxiway and water filter well connecting taxiway；The return air filling well of upper strata ore deposit is connected with panel tailgate, the return air of lower floor's ore deposit
Filling well fills well connecting taxiway by lower floor's ore deposit return air and connected with Chuan Mai tunnels, and water filter well connecting taxiway is connected with Chuan Mai tunnels；
（3）Back production and filling
Mineral building ore pillar interval back production in panel, upper strata ore deposit and lower floor's ore deposit separative production and separative delivery；It is layered from stage casing close to foot
Upper strata ore deposit, Zai Cai lower floors are first adopted in drilling drift successively back production from bottom to top in upper horizontal slice pick arteries and veins, same level layering
Ore deposit；The levels ore deposit connecting taxiway through interlayer is dug on quick-fried heap, the then layering first to upper strata ore deposit carries out packing job, works as lower floor
After the slicing and filling of ore deposit, continue to start subsequent cycle；The operation simultaneously of multiple mineral buildings, does not interfere with each other in panel, realizes continuous exploitation；
The foot layering of stope is left to last back production during next stage casing back production in panel.
Preferably, about 50 meters of miding level height, panel is about 120 meters, about 12.5 meters of height of lift, be layered it is high by about 4.0 ~
4.2 meters, the width of mineral building and ore pillar is each about 8 meters, mineral building ore pillar one stop panel in panel.
Preferably, be segmented roadway layout outside the arteries and veins in about 20 meters of lower floor's ore deposit border place, respectively it is segmented between tunnel and passes through
Assistance with hill road is connected.
Preferably, the layered-liaison tunnel is respectively arranged in mineral building ore pillar boundary.
Preferably, about 65 degree of the angle of inclination of the drop shaft.
Preferably, the layering in each stage casing adopts two and goes out two work cycles for filling one.
Preferably, using drill jumbo rock drilling, powder charge chassis realizes explosion, using scraper ore removal, scraper difference
Ore under upper strata ore deposit and lower floor's ore mining is transported to corresponding drop shaft.
Preferably, filling slurry uses mass concentration 69% ~ 73%, tailings：Ardealite proportioning is 1:3 ~1:4 tailings
Ardealite consolidated fill.
Close to building filling counterfort, filling counterfort by laying bricks or stones in the layered-liaison tunnel in goaf at the interlayer during ore deposit packing job of upper strata
After the completion of, well is filled from the return air of upper strata ore deposit and is filled with filling slurry to goaf, is to stop filling full of a layer；When lower floor's ore deposit
After the completion of ore drawing in stope, water filter well is set up by the way in stope sill, builds filling gear by laying bricks or stones in the layered-liaison tunnel close to goaf
After the completion of wall, filling counterfort, well is filled from lower floor's ore deposit return air and is filled with filling slurry to goaf, is that stopping is filled full of a layer
Fill out；Obturation maintenance can carry out subsequent cycle work in 24 hours.
The Chuan Mai tunnels arteries and veins inner segment is using spray concrete supporting, and the outer development heading of arteries and veins is using spray concrete or shotcrete rock bolt wire mesh support.Using
Tailings filling phosphorous gypsum slurry one-time filling dead zone, reduces open-assembly time, and strengthens the rock mechanics monitoring of Stope roof etc..
The present invention is the Optimal improvements based on prior art panel filling-up method, can be while back production is put down
Row multilayer mineral ore, separative production and separative delivery.With the features such as back production is safe, production capacity is big, depletion loss is small, ore deposit is particularly suitable for use in
Body and steady of roof are poor, and production scale is big and needs the group's back production of the parallel ore bodies of separative production and separative delivery.
Particularly, the parallel unified consideration of middle thickness orebody group of low-angle dip is divided stage casing, panel, by wearing arteries and veins by the present invention
Tunnel, adopt cut journey through drilling drift in the connecting taxiway and arteries and veins of interlayer etc. and be linked together upper and lower two layers of ore deposit, realize overall
Upper multilayer ore deposit is exploited simultaneously.
For realizing separative production and separative delivery, well, return air filling well connection are filled by being respectively arranged return air in parallel ore bed up and down
Network road and water filter well connecting taxiway, upper strata ore deposit, lower floor's ore deposit mine chute are respectively arranged in lower wall, while controlling multiple in same mineral building
The priority stopping sequence that ore bed is layered in same level so that in panel each layer ore deposit to adopt Barebone relatively independent, realize panel
The exploitation respectively of interior multilayer ore deposit, transport respectively.
For realizing that production capacity is big, by the back production mode of the mineral building ore pillar one stop panel in panel, multiple mineral buildings can
Operation simultaneously, does not interfere with each other.Worked continuously using trackless equipments such as drill jumbo, powder charge chassis, large-scale scrapers, automate journey
Degree is high, efficiency high.
For reducing depletion loss, by panel across pitch continuously divide mineral building ore pillar, dug up mine post behind room of first digging up mine,
Panel foot layering is left to last back production during next stage casing back production, and pillar and top-bottom pillar lose, and loss late as little as 10% ~
12%；Dead zone uses tailings ardealite consolidated fill, reduces top plate and interlayer inbreak, the rate of dilution as little as 8%.
For improving the security in exploitation process, it will mainly adopt quasi- engineering and be arranged in the preferable clay of lower wall steadiness
In matter sandstone, analyzed by the maximum allowable exposed area of Stope roof and STOPE STABILITY, mineral building ore pillar width be reduced to 8m,
Mining safety is ensured, while using tailings ardealite consolidated fill, it is ensured that the stabilization in top plate water-bearing layer.
Brief description of the drawings
Accompanying drawing 1 is schematic front view of the invention（I-I profile）.
Accompanying drawing 2 is II-II diagrammatic cross-section.
Accompanying drawing 3 is III-III diagrammatic cross-section.
Accompanying drawing 4 is IV-IV diagrammatic cross-section.
In figure：Tunnel, 3- lower floors ore deposit return air filling well connecting taxiway, 4- water filter wells are segmented outside 1- level haulage gallerys, 2- arteries and veins
Connecting taxiway, 5- layered-liaison tunnels, 6- drop shaft connecting taxiways, 7-b ore bed mine chutes, 8- barren rock drop shafts, 9-a ore bed mine chutes,
10-a, b ore bed connecting taxiway, 11- return air filling well, 12- Chuan Mai tunnels, 13- cemented fills, 14- interlayers, 15- panels return air
Gallery, 16- people's traveling wind is gone up a hill, 17- water filter wells, drilling drift in 18- arteries and veins.
Embodiment
By taking the green phosphorus Laohudong phosphorus ore development corporation, Ltd. Laohudong phosphorus ore in Guizhou as an example.
Laohudong phosphorus ore is in the underground water enrichment region of whole dolomite anticline plunging crown, and bed top is that mining area mainly contains
Water layer.Earth's surface rock root river, through mining area, is mining under water bodies mineral deposit from south toward Beiliu City.Possess 111b/331+122b/ in the range of mining area
332+333 ore amount 364647kt, average grade P2O525.95%.Ore body is gently inclined medium thick orebody, main preservation absolute altitude 0m ~
800m.Ore body has two layers, and upper strata ore deposit is b ore beds, and inclination angle 15.2o, average thickness 9.13m are calcium-magnesium phosphate rock ore, fits
It is suitable for the common phosphate fertilizer of manufacture or phosphoric acid；Lower floor's ore deposit is a ore beds, and inclination angle 15.2o, average thickness 16.95m, are silicon calcium quality phosphorus block rock
Ore deposit, is suitable for manufacturing the yellow phosphorus of high value.Separative production and separative delivery need to be considered during exploitation.It is interlayer between a ore beds and b ore beds, interlayer is put down
Equal thickness 3.99m.Ore body roof, ore body and interlayer are based on fine grain dolomite, the characteristics of rock has hard, crisp, broken, stable
Property is poor；Ore body bottom plate is clayey sandstone, and steadiness is preferable.
Specific implementation step is as follows：
1）A, b ore bed are divided into stage casing, miding level height 50m, across pitch divides panel, the long 120m in panel, height of lift
12.5m, is layered high 4.0 ~ 4.2m.Across pitch continuously divides mineral building ore pillar in panel, and mineral building ore pillar width is 8m（Can be according to ore deposit
Rock stability is suitably adjusted）；
2）Ore body lower wall arranges development heading
Tunnel 2 is segmented outside four arteries and veins being arranged at the about 20m of a ore beds border, it is oblique by auxiliary between each segmentation tunnel 2
Ramp is connected；It is segmented outside arteries and veins in tunnel and tunnels layered-liaison tunnel 5 to a seam floors every 16m（Layered-liaison tunnel is arranged in ore deposit
Room ore pillar boundary, a mineral building and an ore pillar share a layered-liaison tunnel）.The middle part from stage casing haulage way 1 to ore body
Pick Chuan Mai tunnels 12 are communicated with panel tailgate 15, and 60 meters of spacing then digs b ore beds upwards in panel tailgate 15
Return air fills well 11.The return air filling well connection of correspondence interlayer 14 and pick a ore beds at a bed top interfaces in Chuan Mai tunnels 12
Network road 3, is then filled the return air filling well 11 of pick a ore beds upwards in well connecting taxiway 3 by the return air of a ore beds；In Chuan Mai tunnels 12
Interior correspondence interlayer 14 and pick water filter well connecting taxiway 4 at a seam floor interfaces.Dug upwards on people's traveling wind from Chuan Mai tunnels 12
Mountain 16 connects segmentation tunnel 2 outside each arteries and veins；
A ore beds drop shaft, b ore beds drop shaft and barren rock drop shaft are respectively arranged in the relevant position of ore body lower wall level haulage gallery
Segmentation tunnel 2 is connected by drop shaft connecting taxiway 6 with corresponding drop shaft respectively outside place, each arteries and veins；In the middle part of panel lane is being segmented outside each arteries and veins
The two connection a ore beds of drop shaft connecting taxiway 6 mine chutes 9, b ore beds mine chute 7 and barren rock drop shaft 8 are dug in the lower end in road 2.Between panel
Ore, barren rock drop shaft, preferably 65 ° of the inclination angle of each drop shaft are arranged every 120m；
3）The stopping sequence of stope is in panel：Foot layering is left to last back production during next stage casing back production, from close
Drilling drift successively back production from bottom to top in the upper layering pick arteries and veins of foot layering, layering adopts two and goes out two operations for filling one
Circulation.Same level is layered, and first adopts b ore beds, then adopts a ore beds, and digs a, b ore bed connecting taxiway through interlayer on quick-fried heap, and
The horizontal slice to b ore beds carries out packing job afterwards, after the horizontal slice filling of a ore beds, continues to start subsequent cycle.Panel
Interior mineral building ore pillar one stop panel, many mineral buildings can be while stoping operation, interfere with each other, and realization is continuous to exploit；
4）Using K41 hydraulic drill ring rock drilling, dug in arteries and veins in drilling drift 18 to fanhole(s), aperture 45mm,
4.8 ~ 6.1m of hole depth, 2.2 ~ 2.5m of bottom hole pitch, array pitch（Minimum burden）1.6~1.8m；YT28 rock drills auxiliary chisel is equipped with simultaneously
Rock.During rock drilling, it is considered to which immediate roof steadiness is poor, by the hole not ultra-deep in principle of b ore beds and a bed tops；
5）Blasted material is using No. 2 rock emulsion explosives, with the powder charge chassis powder charges of CHARMEC MC 605.Initiating device is
Detonator and non-electrical millisecond delay cap, are detonated using double-detonating network.Per separate explosion 8 ~ 10 row, rock yield 1000t ~
1300t；
6）Using ST1030 types 4m3It is corresponding that scraper ore removal, a, b ore bed ore and barren rock are transported to panel through scraper respectively
Drop shaft；
7）Fresh distinguished and admirable by auxiliary shaft inflow level haulage crossdrift, into after level haulage gallery 1, wear long arteries and veins tunnel 12, people
Go up a hill segmentation tunnel 2 outside 16, arteries and veins, layered-liaison tunnel 5 of traveling wind enters stope cleaning face, and waste air fills well 11 times by return air
Supreme disk stage casing tailgate 15, through stage casing windstone gate, return air inclined shaft, is extracted out by returnairshaft.Lead to improve Stope face
Wind, using JK58-1NO 4（5.5kW）Or JK58-1NO 4.5（11kW）Type portable blower strengthens ventilation, each stope 1 ~ 2；
8）Using concentration 73%, tailings：Ardealite proportioning is 1:4 consolidated fill.Same mineral building（Or ore pillar）It is interior, b ore beds
After the completion of ore drawing in stope, filling operation is immediately entered.Close to building by laying bricks or stones in a, b ore bed layered-liaison tunnel 10 in goaf at the interlayer
After the completion of filling counterfort thick 600mm, filling counterfort, it is filled with tailings ardealite to goaf from b ore beds return air filling well 11 and fills
Extender paste, is to stop filling full of a layer.Then after the completion of a ore bed ore drawing in stope, drainage is set up by the way in stope sill
Well 17, builds by laying bricks or stones after the completion of filling counterfort, filling counterfort in the layered-liaison tunnel close to goaf, well is filled by a ore beds return air
Tailings filling phosphorous gypsum slurry is filled with to goaf, is to stop filling full of a layer.Obturation maintenance can be carried out for 24 hours
Subsequent cycle works, until ore body complete extraction is complete；
9）Chuan Mai tunnels arteries and veins inner segment sprays concrete 100mm, the outer development heading of other arteries and veins is using spray concrete or spray anchor using spray concrete supporting
Net supporting, using the long 2.5m anchor poles of Φ 20, wire netting net degree 200mm × 200mm, spray concrete 100mm.Filled using tailings ardealite
Filler one-time filling dead zone, reduces open-assembly time, and strengthens the rock mechanics monitoring of Stope roof etc..
Claims (10)
1. a kind of method of mining by the way of filling of the parallel middle thickness orebody group continuous stoping of low-angle dip, comprises the following steps：
（1）Determine that stope is arranged vertically along orebody trend, the parallel middle thickness orebody group of low-angle dip is divided into stage casing, divided in stage casing
Layering is divided in segmentation, segmentation；Across pitch divides continuous division mineral building and ore pillar in panel, panel in stage casing；Arrange connection
Level haulage gallery, Chuan Mai tunnels and panel tailgate；
（2）Development heading driving arrangement
A, the ore body lower wall in stage casing are arranged and are segmented outside arteries and veins on tunnel, layered-liaison tunnel, drop shaft, drop shaft connecting taxiway and people's traveling wind
Mountain, people's traveling wind go up a hill arise from it is up behind Chuan Mai tunnels connect with being segmented tunnel outside each arteries and veins, layered-liaison tunnel arises from outside arteries and veins segmentation
Tunnel, respectively leads to each layering；Drop shaft, which has, is segmented tunnel difference outside upper strata ore deposit drop shaft, lower floor's ore deposit drop shaft and barren rock drop shaft, each arteries and veins
Connected by drop shaft connecting taxiway with corresponding drop shaft, drop shaft is arranged at level haulage gallery；
B, corresponding return air filling well is respectively arranged in upper strata ore deposit and lower floor's ore deposit, lower floor's ore deposit return air filling is arranged in lower floor's ore deposit
Well connecting taxiway and water filter well connecting taxiway；The return air filling well of upper strata ore deposit is connected with panel tailgate, the return air filling of lower floor's ore deposit
Well fills well connecting taxiway by lower floor's ore deposit return air and connected with Chuan Mai tunnels, and water filter well connecting taxiway is connected with Chuan Mai tunnels；
（3）Back production and filling
Mineral building ore pillar interval back production in panel, upper strata ore deposit and lower floor's ore deposit separative production and separative delivery；Upper one be layered from stage casing close to foot
Upper strata ore deposit, Zai Cai lower floors ore deposit are first adopted in drilling drift successively back production from bottom to top in layering pick arteries and veins, same level layering；In quick-fried heap
Upper pick is through the levels ore deposit connecting taxiway of interlayer, and the then layering first to upper strata ore deposit carries out packing job, when the layering of lower floor's ore deposit
After filling, continue to start subsequent cycle；The operation simultaneously of multiple mineral buildings, does not interfere with each other in panel, realizes continuous exploitation；Adopted in panel
The foot layering of field is left to last back production during next stage casing back production.
2. the method for mining by the way of filling of the parallel middle thickness orebody group continuous stoping of low-angle dip as claimed in claim 1, it is characterised in that：In
40 ~ 60 meters of Duan Gaodu, 80 ~ 150 meters of panel length, 9 ~ 15 meters of height of lift, layering is high 3 ~ 5 meters, and the width of mineral building and ore pillar is 8
~ 15 meters, mineral building ore pillar one stop panel in panel.
3. the method for mining by the way of filling of the parallel middle thickness orebody group continuous stoping of low-angle dip as claimed in claim 1, it is characterised in that：Institute
State that roadway layout is segmented outside arteries and veins is connected by assistance with hill road between 15 ~ 35 meters of lower floor's ore deposit border place, each segmentation tunnel.
4. the method for mining by the way of filling of the parallel middle thickness orebody group continuous stoping of low-angle dip as claimed in claim 1, it is characterised in that：Institute
Layered-liaison tunnel is stated to be respectively arranged in mineral building ore pillar boundary.
5. the method for mining by the way of filling of the parallel middle thickness orebody group continuous stoping of low-angle dip as claimed in claim 1, it is characterised in that：Institute
The angle of inclination of drop shaft is stated between 60 degree to 90 degree.
6. the method for mining by the way of filling of the parallel middle thickness orebody group continuous stoping of low-angle dip as claimed in claim 2, it is characterised in that：Respectively
Layering in stage casing adopts two and goes out two work cycles for filling one.
7. the method for mining by the way of filling of the parallel middle thickness orebody group continuous stoping of low-angle dip as claimed in claim 1, it is characterised in that：Adopt
Drill jumbo rock drilling is used, powder charge chassis realizes explosion, using scraper ore removal, scraper is respectively by under upper strata ore deposit and lower floor's ore mining
Ore be transported to corresponding drop shaft；Ventilation is strengthened using portable blower in stope.
8. the method for mining by the way of filling of the parallel middle thickness orebody group continuous stoping of low-angle dip as claimed in claim 1, it is characterised in that：Fill
Extender paste uses mass concentration 69% ~ 73%, tailings：Ardealite proportioning is 1:3 ~1:4 tailings ardealite consolidated fill.
9. the method for mining by the way of filling of the parallel middle thickness orebody group continuous stoping of low-angle dip as claimed in claim 1, it is characterised in that：On
During layer ore deposit packing job at the interlayer close to after the completion of building filling counterfort, filling counterfort in the layered-liaison tunnel in goaf by laying bricks or stones, by
The return air filling well of upper strata ore deposit is filled with filling slurry to goaf, is to stop filling full of a layer；When lower floor's ore mining ore removal
After the completion of, direct route water filter well is set up in stope sill, filling counterfort, filling gear is built by laying bricks or stones in the layered-liaison tunnel close to goaf
After the completion of wall, well is filled from the return air of lower floor's ore deposit and is filled with filling slurry to goaf, be to stop filling full of a layer；Obturation
Maintenance can carry out subsequent cycle work in 24 hours.
10. the method for mining by the way of filling of the parallel middle thickness orebody group continuous stoping of low-angle dip as claimed in claim 1, it is characterised in that：
The Chuan Mai tunnels arteries and veins inner segment is using spray concrete supporting, and the outer development heading of arteries and veins is using spray concrete or shotcrete rock bolt wire mesh support.
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1162690A (en) * | 1996-04-12 | 1997-10-22 | 崔正洙 | Underground mining process |
| 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 |
| RU2274748C1 (en) * | 2004-08-10 | 2006-04-20 | Юрий Григорьевич Желябовский | Method for underground mineral development with the use of non-hardening filling material |
| CN101818643A (en) * | 2010-05-18 | 2010-09-01 | 中南大学 | Stepped non-pillar continuous filling mining method for deep well super high large breaking ore body panel |
| CN102168579A (en) * | 2011-04-15 | 2011-08-31 | 中南大学 | Rib-pillar-free continuous sublevel filling method for mining preparation in medium-thickness slope crushed ore body vein |
| CN102392641A (en) * | 2011-08-02 | 2012-03-28 | 中钢矿业开发有限公司 | Point pillar type full-ore-deposit middle-section-free upward high-layering continuous propelling fill mining method |
| CN102418526A (en) * | 2011-12-02 | 2012-04-18 | 瓮福（集团）有限责任公司 | High-sublevel subdivision mining method of moderately thick heavy-pitch waste-rock-containing interlayer phosphate orebody along strike |
| CN102434161A (en) * | 2011-12-02 | 2012-05-02 | 瓮福（集团）有限责任公司 | Stepless cross pitch sectional continuous backfilling mining method of gently-inclined medium-thickness ore body |
| CN104343453A (en) * | 2014-08-29 | 2015-02-11 | 武汉科技大学 | Filling mining method of slowly-inclined medium-thick ore deposit |
-
2016
- 2016-01-22 CN CN201610042740.0A patent/CN105587318B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1162690A (en) * | 1996-04-12 | 1997-10-22 | 崔正洙 | Underground mining process |
| 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 |
| RU2274748C1 (en) * | 2004-08-10 | 2006-04-20 | Юрий Григорьевич Желябовский | Method for underground mineral development with the use of non-hardening filling material |
| CN101818643A (en) * | 2010-05-18 | 2010-09-01 | 中南大学 | Stepped non-pillar continuous filling mining method for deep well super high large breaking ore body panel |
| CN102168579A (en) * | 2011-04-15 | 2011-08-31 | 中南大学 | Rib-pillar-free continuous sublevel filling method for mining preparation in medium-thickness slope crushed ore body vein |
| CN102392641A (en) * | 2011-08-02 | 2012-03-28 | 中钢矿业开发有限公司 | Point pillar type full-ore-deposit middle-section-free upward high-layering continuous propelling fill mining method |
| CN102418526A (en) * | 2011-12-02 | 2012-04-18 | 瓮福（集团）有限责任公司 | High-sublevel subdivision mining method of moderately thick heavy-pitch waste-rock-containing interlayer phosphate orebody along strike |
| CN102434161A (en) * | 2011-12-02 | 2012-05-02 | 瓮福（集团）有限责任公司 | Stepless cross pitch sectional continuous backfilling mining method of gently-inclined medium-thickness ore body |
| CN104343453A (en) * | 2014-08-29 | 2015-02-11 | 武汉科技大学 | Filling mining method of slowly-inclined medium-thick ore deposit |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110905516A (en) * | 2019-11-29 | 2020-03-24 | 金川集团股份有限公司 | High-sublevel cut-and-fill mining method with downward layered horizontal access |
| CN110905516B (en) * | 2019-11-29 | 2021-05-11 | 金川集团股份有限公司 | High-sublevel cut-and-fill mining method with downward layered horizontal access |
| NL2029635A (en) * | 2021-11-04 | 2021-12-21 | Univ Guizhou | A top-cutting support and fill stoping for ore bodies with soft rock roof |
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