CN106121649A - Use the stoping method of the remained ore of block chambering method rooming - Google Patents
Use the stoping method of the remained ore of block chambering method rooming Download PDFInfo
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- CN106121649A CN106121649A CN201610742454.5A CN201610742454A CN106121649A CN 106121649 A CN106121649 A CN 106121649A CN 201610742454 A CN201610742454 A CN 201610742454A CN 106121649 A CN106121649 A CN 106121649A
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- ore
- remained
- rooming
- new
- tunnel
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- 238000000034 method Methods 0.000 title claims abstract description 35
- 238000007599 discharging Methods 0.000 claims abstract description 33
- 238000005553 drilling Methods 0.000 claims abstract description 30
- 238000004519 manufacturing process Methods 0.000 claims abstract description 28
- 239000011435 rock Substances 0.000 claims abstract description 17
- 238000004880 explosion Methods 0.000 claims abstract description 15
- 238000000151 deposition Methods 0.000 claims abstract description 6
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract description 14
- 239000011707 mineral Substances 0.000 abstract description 14
- 238000005065 mining Methods 0.000 abstract description 7
- 238000010276 construction Methods 0.000 abstract description 6
- 238000000605 extraction Methods 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000005422 blasting Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000029305 taxis Effects 0.000 description 1
- 238000009423 ventilation 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
- E21C41/16—Methods of underground mining; Layouts therefor
- E21C41/22—Methods of underground mining; Layouts therefor for ores, e.g. mining placers
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Remote Sensing (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The present invention relates to the stoping method of a kind of remained ore using block chambering method rooming, belong to mining engineering technical field, first construct at tunnel in rock tunnel, exploiting field or post, construction ramp is to depositing gallery back production level height downwards；Then construct gallery in new post, from the beginning of gallery in new post, be perpendicular to former drilling drift direction and construct a plurality of new discharging tunnel to former drilling drift bottom；Corresponding former drilling drift, in Drilling big gun hole, new discharging tunnel top, then carries out charge explosion, beats with dead zone, form out mine mouth, ore removal in new discharging tunnel, and retrusive falls ore deposit rooming remained ore.The present invention can remained ore in back production deep hole mineral building, improve the rate of extraction of mineral building, effectively reduce ore resource loss, extend mine life, improve Business Economic Benefit.
Description
Technical field
The present invention relates to the stoping method of a kind of remained ore using block chambering method rooming, belong to mining engineering
Technical field.
Background technology
At present, due to block chambering method production ore, to have mining cost low, and ventilation condition is good, job safety, and ore removal is imitated
Rate advantages of higher is widely used, but there is also some problems in mineral building exploitation process, and one is the open wiring quilt of ore removal route
Deep hole blasting destroys, and the funnel bottom formed after making explosion expands, and back production line retreats, and scraper function is dug the Ore of dress and reduced；Two
Being that polycrystalline substance is arranged unreasonable, explosive funnel can not farthest reclaim Ore；Three is that surrounding rock structure crushes, ore removal route
Roof fall or wall caving, decrease ore removal funnel.These problems all can cause after deep hole blasting, there are about about 15% in mineral building
Ore cannot extraction, formed mineral building deposit gallery, cause the permanent loss of ore resource, reduce the mineral building rate of extraction.
Summary of the invention
According to above deficiency of the prior art, the problem to be solved in the present invention is: offer one can back production deep hole ore deposit
Remained ore in room, improves the rate of extraction of mineral building, effectively reduces ore resource loss, extends mine life, improves enterprise
The stoping method of the remained ore using block chambering method rooming of industry economic benefit.
The technical solution adopted for the present invention to solve the technical problems is:
The stoping method of the described remained ore using block chambering method rooming, comprises the following steps:
1) constructing at tunnel in rock tunnel, exploiting field or post, construction ramp is to depositing gallery back production level height downwards；
2) after gallery back production level height is deposited in arrival, gallery in new post of constructing；
3) from the beginning of gallery in new post, it is perpendicular to former drilling drift direction and constructs a plurality of new discharging tunnel to former drilling drift
Bottom；
4) corresponding former drilling drift is in Drilling big gun hole, new discharging tunnel top, then carries out charge explosion, beats with dead zone,
Form out mine mouth, ore removal in new discharging tunnel, retrusive falls ore deposit rooming remained ore, until in new discharging tunnel again
Secondary possess Drilling big gun hole execution conditions after, stop ore removal；
5), after again possessing execution conditions, step 4 is repeated) until remained ore back production is complete.
When carrying out remained ore back production, owing to transporting, promoting, ventilating, the system such as draining have been provided with, particularly deep hole
Explosion is complete, and the mining needed for rooming is artificial, material, power cost etc. have been put into, and makes full use of existing engineering,
Only need to construct a small amount of back production engineering, just the remained ore in mineral building can be reclaimed, substantially increase the rate of extraction of Ore, energy
Enough reductions overall digging ratio and explosion unit consumption, reduce further mining cost.
The most preferably, step 1) the front back production judging whether to carry out remained ore.Guarantee the safety of back production
Property.
The most preferably, the horizontal absolute altitude of gallery back production level height is deposited less than former drilling drift horizontal absolute altitude 3.5m-
4.5m.Back production is facilitated to construct.
The most preferably, the gradient of ramp is 8 °～10 °.Easy construction.
The most preferably, new discharging tunnel and former discharging tunnel interlaced arrangement.
The most preferably, 7655 rock drills are used to carry out driling explosion during driling explosion.At remained ore recycling engineering
Middle employing 7655 rock drill shallow bore hole falls ore deposit, the mode of drawing back Ore.
The most preferably, the bar number of the several length according to former drilling drift of new discharging tunnel bar and former discharging tunnel is true
Fixed, generally many than the bar number of former discharging tunnel one or few one.
The present invention is had the beneficial effect that
1, the stoping method of the remained ore of employing block chambering method rooming of the present invention can be by mineral building
Remained ore reclaim, ore recovery rate can improve 10%, and production ore radix becomes big, reduces overall digging ratio, fall
Low explosion unit consumption, reduces mining cost.
2, the stoping method of the remained ore of employing block chambering method rooming of the present invention can effectively reduce
The loss of ore resource, extends the length of service in mine, both reaches increase the performance of enterprises and maintain the purpose of business stability, simultaneously
Increase taxes income to country.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the A-A view of Fig. 1 of the present invention；
Wherein, 1, former discharging tunnel；2, former drilling drift；3, new discharging tunnel；4, ramp；5, gallery in new post；6、
Big gun hole；7, mineral building remained ore.
Detailed description of the invention
Below in conjunction with the accompanying drawings embodiments of the invention are described further:
As shown in Figure 1-2, the stoping method of the remained ore of employing block chambering method rooming of the present invention, bag
Include following steps:
1) judge whether to carry out the back production of remained ore, if back production can be carried out, then from rock tunnel, exploiting field or post
Constructing at interior tunnel, construction ramp 4 is to depositing gallery back production level height downwards, the described level mark depositing gallery back production level height
Height is in former drilling drift 2 horizontal absolute altitude 3.5m-4.5m, and the gradient of ramp 4 is 8 °～10 °；
2) after gallery back production level height is deposited in arrival, gallery 5 in new post of constructing；
3) from the beginning of gallery 5 in new post, it is perpendicular to former drilling drift 2 direction and constructs a plurality of new discharging tunnel 3 to former rock drilling
Bottom, tunnel 2, described new discharging tunnel 3 and former discharging tunnel 1 interlaced arrangement；Described new discharging tunnel 3 is several according to former
The length of drilling drift 2 and the bar number of former discharging tunnel 1 determine.
4) corresponding former drilling drift 2 uses 7655 rock drill Drilling big gun holes 6 at new discharging tunnel 3 top, then fills
Medicine explosion, beats with dead zone, forms out mine mouth, ore removal in new discharging tunnel 3, and retrusive falls ore deposit rooming remained ore 7,
Until after again possessing Drilling big gun hole execution conditions in new discharging tunnel 3, stopping ore removal；
5), after again possessing execution conditions, step 4 is repeated) until remained ore back production is complete.
Specific embodiment:
North gold calls mineral deposit 520 district, north buried depth-350m～-310m level together, and top board is limestone, and base plate is diabase, locally
Skarns, Structure of mine rock consolidates.Mineral building uses block chambering method back production, and the long 36m of mineral building, wide 24m, polycrystalline substance is upper dish ore removal
The flat-bottom structure of route.Ore removal, transport, promote and utilize existing production system, make full use of existing engineering, reduce newly-increased engineering
Input.
First one-10 ° of slope of parallel former rock drilling road centerline direction construction at rock tunnel ,-350m level 515 district
Road is to gallery in-353.5m level, and new 523 posts of constructing.In-353.5m horizontal columns in gallery, it is perpendicular to former rock drilling road side
To a plurality of new discharging tunnel of constructing to 520 former drilling drifts, new discharging tunnel and former discharging tunnel interlaced arrangement.In new ore removal lane
Use 7655 rock drill Drilling big gun holes in road, then carry out charge explosion, beat with dead zone, form out mine mouth, in new ore removal lane
Ore removal in road, retrusive falls ore deposit rooming remained ore, until stopping ore removal after again possessing construction shallow bore hole condition.Under carrying out
The operations such as the rock drilling of one circulation, explosion, ore removal, circulate, successively until retrogressing ore removal, to ore pillar limit, deposits gallery stoping operation complete.
Remained ore in mineral building can be reclaimed by the present invention, improves ore recovery rate, reduces overall digging ratio,
Reduce explosion unit consumption, reduce mining cost, it is possible to effectively reduce the loss of ore resource, extend the length of service in mine,
The performance of enterprises can be increased.
The present invention is not limited in above-mentioned detailed description of the invention, and those of ordinary skill in the art are in the essential scope of the present invention
The change inside made, retrofit, add or replace, also should belong to protection scope of the present invention.
Claims (7)
1. the stoping method of the remained ore using block chambering method rooming, it is characterised in that comprise the following steps:
1) constructing at tunnel in rock tunnel, exploiting field or post, ramp (4) of constructing downwards is to depositing gallery back production level height；
2) after gallery back production level height is deposited in arrival, gallery (5) in new post of constructing；
3) from the beginning of gallery (5) in new post, it is perpendicular to former drilling drift (2) direction and constructs a plurality of new discharging tunnel (3) to former chisel
Rock gangway road (2) bottom；
4) corresponding former drilling drift (2) is at Drilling big gun hole, new discharging tunnel (3) top (6), then carries out charge explosion, with dead zone
Beat thoroughly, form out mine mouth, ore removal in new discharging tunnel (3), retrusive falls ore deposit rooming remained ore (7), until newly
After again possessing Drilling big gun hole execution conditions in discharging tunnel (3), stop ore removal；
5), after again possessing execution conditions, step 4 is repeated) until remained ore back production is complete.
The stoping method of the remained ore of employing block chambering method rooming the most according to claim 1, its feature exists
In: described step 1) the front back production judging whether to carry out remained ore.
The stoping method of the remained ore of employing block chambering method rooming the most according to claim 1, its feature exists
In: the described horizontal absolute altitude depositing gallery back production level height is less than former drilling drift (2) horizontal absolute altitude 3.5m-4.5m.
The stoping method of the remained ore of employing block chambering method rooming the most according to claim 1, its feature exists
In: the gradient of described ramp (4) is 8 °～10 °.
The stoping method of the remained ore of employing block chambering method rooming the most according to claim 1, its feature exists
In: described new discharging tunnel (3) and former discharging tunnel (1) interlaced arrangement.
The stoping method of the remained ore of employing block chambering method rooming the most according to claim 1, its feature exists
In: use 7655 rock drills to carry out driling explosion during described driling explosion.
The stoping method of the remained ore of employing block chambering method rooming the most according to claim 1, its feature exists
In: the bar number of the several length according to former drilling drift (2) of described new discharging tunnel (3) bar and former discharging tunnel (1) determines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610742454.5A CN106121649A (en) | 2016-08-29 | 2016-08-29 | Use the stoping method of the remained ore of block chambering method rooming |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610742454.5A CN106121649A (en) | 2016-08-29 | 2016-08-29 | Use the stoping method of the remained ore of block chambering method rooming |
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| CN106121649A true CN106121649A (en) | 2016-11-16 |
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| CN201610742454.5A Pending CN106121649A (en) | 2016-08-29 | 2016-08-29 | Use the stoping method of the remained ore of block chambering method rooming |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108625857A (en) * | 2018-06-15 | 2018-10-09 | 甘肃酒钢集团宏兴钢铁股份有限公司 | Single duplex closes drilling drift arrangement and stoping method |
| CN113047838A (en) * | 2021-06-02 | 2021-06-29 | 北京科技大学 | Fine and safe stoping method for mining stagnant and retained gallery ore by subsection or stage open stope method |
| CN113216963A (en) * | 2021-05-18 | 2021-08-06 | 中钢集团马鞍山矿山研究总院股份有限公司 | Stoping method for gallery ore in transition mining by caving method to filling method |
| CN114263460A (en) * | 2021-12-06 | 2022-04-01 | 山东金岭矿业股份有限公司 | Method for stoping mountainside type tailing pond |
| CN117684973A (en) * | 2024-01-31 | 2024-03-12 | 北京科技大学 | Auxiliary air bag recycling device and method for ore deposit of ore deposit hopper |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108625857A (en) * | 2018-06-15 | 2018-10-09 | 甘肃酒钢集团宏兴钢铁股份有限公司 | Single duplex closes drilling drift arrangement and stoping method |
| CN108625857B (en) * | 2018-06-15 | 2024-02-02 | 甘肃酒钢集团宏兴钢铁股份有限公司 | Single-double combined rock drilling roadway arrangement structure and stoping method |
| CN113216963A (en) * | 2021-05-18 | 2021-08-06 | 中钢集团马鞍山矿山研究总院股份有限公司 | Stoping method for gallery ore in transition mining by caving method to filling method |
| CN113216963B (en) * | 2021-05-18 | 2022-05-27 | 中钢集团马鞍山矿山研究总院股份有限公司 | Stoping method for gallery ore in transition mining by caving method to filling method |
| CN113047838A (en) * | 2021-06-02 | 2021-06-29 | 北京科技大学 | Fine and safe stoping method for mining stagnant and retained gallery ore by subsection or stage open stope method |
| CN114263460A (en) * | 2021-12-06 | 2022-04-01 | 山东金岭矿业股份有限公司 | Method for stoping mountainside type tailing pond |
| CN114263460B (en) * | 2021-12-06 | 2023-11-17 | 山东金岭矿业股份有限公司 | Stoping method for mountain-side tailing pond |
| CN117684973A (en) * | 2024-01-31 | 2024-03-12 | 北京科技大学 | Auxiliary air bag recycling device and method for ore deposit of ore deposit hopper |
| CN117684973B (en) * | 2024-01-31 | 2024-04-09 | 北京科技大学 | Auxiliary air bag recycling device and method for ore deposit of ore deposit hopper |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161116 |
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