CN109209390A - A kind of mine rock climbing technique - Google Patents
A kind of mine rock climbing technique Download PDFInfo
- Publication number
- CN109209390A CN109209390A CN201811029517.8A CN201811029517A CN109209390A CN 109209390 A CN109209390 A CN 109209390A CN 201811029517 A CN201811029517 A CN 201811029517A CN 109209390 A CN109209390 A CN 109209390A
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- Prior art keywords
- blasting
- gib
- discharge refuse
- eye
- technique
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- 238000000034 method Methods 0.000 title claims abstract description 41
- 239000011435 rock Substances 0.000 title claims abstract description 19
- 230000009194 climbing Effects 0.000 title claims abstract description 8
- 238000005422 blasting Methods 0.000 claims abstract description 22
- 239000010437 gem Substances 0.000 claims abstract description 19
- 229910001751 gemstone Inorganic materials 0.000 claims abstract description 19
- 238000005516 engineering process Methods 0.000 claims abstract description 13
- 230000000977 initiatory effect Effects 0.000 claims abstract description 10
- 230000008569 process Effects 0.000 claims abstract description 9
- 230000008439 repair process Effects 0.000 claims abstract description 7
- 238000009412 basement excavation Methods 0.000 claims abstract description 6
- 239000000523 sample Substances 0.000 claims abstract description 4
- 239000000843 powder Substances 0.000 claims description 8
- 230000037452 priming Effects 0.000 claims description 6
- 238000004880 explosion Methods 0.000 claims description 5
- 230000032258 transport Effects 0.000 abstract description 8
- 238000010276 construction Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 4
- 230000005641 tunneling Effects 0.000 description 4
- 238000005553 drilling Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000008520 organization Effects 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 230000007115 recruitment Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
Classifications
-
- 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
- E21D9/006—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries by making use of blasting methods
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D19/00—Provisional protective covers for working space
- E21D19/04—Provisional protective covers for working space for use in drifting galleries
-
- 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
- E21D9/12—Devices for removing or hauling away excavated material or spoil; Working or loading platforms
- E21D9/126—Loading devices or installations
-
- 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
- E21F16/00—Drainage
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)
- Earth Drilling (AREA)
Abstract
, jewel hole technique the invention discloses a kind of mine rock climbing techniques, comprise the technical steps that: 1)；Jewel hole is carried out using hydraulic driving drill carriage；2), blasting technology；Using medium-length hole blasting, double cut+inverse initiation blasting method is carried out；3) rock technique, is shipped；Using gib method is visited before backhoe loader discharge refuse and airborne hydraulic, for improving gib efficiency, realizes that discharge refuse transports serialization, shorten the discharge refuse time；In the hydraulic front-probe support system of backhoe loader back stage+module, gib is visited before realizing and moves forward, go up and down, retreat automatically；4), ditch excavation process；Hair ditch is excavated using laneway repair machine, replaces hand digging.The present invention, for target, is improved jewel hole mode, improves speed of application with efficiently fast pick；Optimize blasting technology, improve blasting efficiency, improves shipment series of rocks system, realize continuative transport, improve work efficiency.
Description
Technical field
The invention belongs to underground coal mine development work field of operation, in particular to a kind of mine rock climbing technique.
Background technique
Currently, stone drifting technique is mainly based on big gun tunneling process and the construction of comprehensive tunneling process both at home and abroad.And comprehensive tunneling process phase
Big gun is dug and is constructed, technology is still not mature enough, especially in China's rock gangway fully-mechanized digging machine in the presence of energy consumption is high, high failure rate, low efficiency, adaptation
Property difference problem, application effect is not satisfactory, still falls within the experimental exploration stage.The stone head length of the every annual advance in China is up to
Thousands of miles, wherein drill bursting construction accounts for 90% or more.And traditional big gun pick construction operation line list water inlet put down it is relatively low, mainly
Because the factors such as execution conditions, construction technology, mine technology equipment, the organization of labour influence, rock-gangway bomb-dug drill footage per month is generally not
More than 100 meters, especially big cross section (width × height=4m × 3m or more) rock-gangway bomb-dug tunnel drill footage per month is generally no more than 90m.Therefore,
Drilling and blasting method speedy drivage occupies leading position in underground mine roadway excavation in very long a period of time from now on.How big gun is being adhered to
Under the premise of digging construction technology, optimizes, beat from technical equipment, blasting construction process, organization of labour optimization etc.
Efficiently fast pick New Rock production line is made to have important practical significance.
Traditional rock -operating line is using pusher leg drill construction borehole and support anchor rod eye, raking loader rake dress, the way of escape
Connect the construction technology of mine car discharge refuse.This construction technology be on tactics of human sea along with festivals or holidays endlessly premised on, but with people
The opposite reduction of member, labour's relative deficiency normal cyclic are difficult to maintain, and the water inlet of rock gangway list is flat not to be can guarantee, and using tradition
Raking loader rake dress, way of escape battery truck transport, that there are drivage efficiencies is low, post personnel occupies the disadvantages such as more, worker's large labor intensity
End, the single water inlet for seriously constraining large rock-gateway driving are flat.
Summary of the invention
The purpose of the present invention is to provide a kind of mine rock climbing techniques, to solve the above technical problems.
To achieve the above object the invention adopts the following technical scheme:
A kind of mine rock climbing technique, comprises the technical steps that:
1), jewel hole technique；Jewel hole is carried out using hydraulic driving drill carriage；
2), blasting technology；Using medium-length hole blasting, double cut+inverse initiation blasting method is carried out；
When first time slotting, four snubbers are evenly arranged among section, eye depth 1.2m is used for first slotting, increases certainly
By face, Secondary cut then increases snubber spacing and eye is deep, and eye further increases scope of freedom quantity and depth as deep as 2.0m is arrived；
Secondly, using inverse initiation blasting method, it may be assumed that priming is placed in eyeground powder charge end, and the sockets for collecting energy of all powder sticks of priming is directed to eye
Mouthful, explosion wave direction eye oral instructions are broadcast；
3) rock technique, is shipped；Using gib method is visited before backhoe loader discharge refuse and airborne hydraulic, face for improving
When support efficiency, realize discharge refuse transport serialization, shorten the discharge refuse time；It is hydraulic in backhoe loader back stage+module
Front-probe support system visits gib before realizing and moves forward, goes up and down, retreats automatically；
4), ditch excavation process；Hair ditch is excavated using laneway repair machine, replaces hand digging.
The beneficial effects of the present invention are: the present invention is dug with efficiently fast as target, jewel hole mode is improved, improves construction speed
Degree；Optimize blasting technology, improve blasting efficiency, improves shipment series of rocks system, realize continuative transport, improve work efficiency.
Detailed description of the invention
Fig. 1 is inverse initiation structural schematic diagram of the present invention.
Fig. 2 is to carry out double cut+inverse initiation blasting method figure.
Specific embodiment
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.
A kind of mine rock climbing technique, comprises the technical steps that:
1), jewel hole technique；Jewel hole is carried out using hydraulic driving drill carriage；By practice of innovation, improved using hydraulic driving drill carriage quick-fried
Broken jewel hole speed, plays equipment advantage, shortens jewel hole absolute time and occupies, improves jewel hole efficiency.Hydraulic driving drill carriage two brills
Jewel hole, single hole activity duration be averaged 70s simultaneously, and (by taking the 62 boreholes as an example) operation of tunneling boring jewel hole is wrapped no more than the 80min(used time
Include drilling, adjust the activity times such as drill boom, front and back telephone-moving), compared to three air drills while jewel hole 140min, improve work efficiency 43%.
2), blasting technology；Using medium-length hole blasting, double cut+inverse initiation blasting method is carried out；As shown in Fig. 2, first
When secondary slotting, four snubbers are evenly arranged among section, eye depth 1.2m is used for first slotting, increases the scope of freedom, secondary
Slotting then increases snubber spacing and eye is deep, and eye further increases scope of freedom quantity and depth as deep as 2.0m is arrived；Secondly, using
Inverse initiation blasting method, it may be assumed that priming is placed in eyeground powder charge end (referred to as bottom end), and the sockets for collecting energy of all powder sticks of priming is directed to eye
Mouthful, explosion wave direction eye oral instructions are broadcast, which makes full use of explosive energy, effectively restrain rock clamping action, improve explosion
Efficiency.
As shown in Figure 1, inverse initiation structural schematic diagram, powder stick 1, detonator 2, the sockets for collecting energy of detonator are directed to eyeground, bubble
Mud 3 steeps mud 4, and sealing clay length is provided not less than regulation, and detonator wire 5 grows 2 meters, and when powder charge must twist together into short circuit.
3) rock technique, is shipped；Using gib method is visited before backhoe loader discharge refuse and airborne hydraulic, it is used for
Gib efficiency is improved, realizes that discharge refuse transports serialization, shortens the discharge refuse time；Pacify in backhoe loader back platform
Hydraulic front-probe support system is filled, gib is visited before realizing and moves forward, goes up and down, retreats automatically；The method improves gib efficiency,
It realizes that discharge refuse transports serialization, shortens the discharge refuse time；(1) by backhoe loader discharge refuse, continuous quickly row is realized
Cash, single cycle discharge refuse time 90min, only discharge refuse operation can save 50min.(2) sealing-tape machine machine is realized using backhoe loader
For tail with machine from moving, per tour utilizes drilling time parallel operations, realizes that sealing-tape machine extends, without fixed shift trimming, for labour group
Optimization is knitted to provide a strong guarantee.(3) upgrading is transformed to backhoe loader, branch is visited before back stage+module is hydraulic
Protecting system, realize before visit gib move forward, go up and down, retreat automatically, realization gib remotely control, operate mechanization,
Supporting is efficient, and compared to common preceding spy gib (3 forestopes, 6 fixed points), the fixed point that manually moves forward, is connect forestope
Top and networking used time 30min, save used time 20min.
4), ditch excavation process；Hair ditch is excavated using laneway repair machine, replaces hand digging.
Laneway repair machine application changes traditional artificial excavation hair ditch construction technology, realizes that mechanization is excavated, 1 people operation
The every work cycle of laneway repair machine excavates hair ditch 10m(wide × depth=700 × 600mm), less than half bottom class's time of used time
(3h) compares hand digging hair ditch, one 1 bottom class (6h) excavates 1~2m, and efficiency improves 10 times or more, worker's labour
Intensity is greatly reduced, while only excavating the process recruitment of hair ditch and reducing by 2 people.
The present invention improves explosion jewel hole speed using hydraulic driving drill carriage, plays equipment advantage, shortens jewel hole absolute time
It occupies, improves jewel hole efficiency.Using " visiting gib before backhoe loader discharge refuse+airborne hydraulic ", gib effect is improved
Rate realizes that discharge refuse transports serialization, shortens the discharge refuse time.Laneway repair machine excavates hair ditch, replaces hand digging, mechanization journey
Degree is high, and labor intensity reduces significantly, and work efficiency is obviously improved.It improves discharge refuse and picks up efficiency, realize the quick discharge refuse of serialization.
The above is present pre-ferred embodiments, for the ordinary skill in the art, according to the present invention
Introduction, in the case where not departing from the principle of the present invention and spirit, changes, modifications, replacement and change that embodiment is carried out
Type is still fallen within protection scope of the present invention.
Claims (1)
1. a kind of mine rock climbing technique, which is characterized in that comprise the technical steps that:
1), jewel hole technique；Jewel hole is carried out using hydraulic driving drill carriage；
2), blasting technology；Using medium-length hole blasting, double cut+inverse initiation blasting method is carried out；
When first time slotting, four snubbers are evenly arranged among section, eye depth 1.2m is used for first slotting, increases certainly
By face, Secondary cut then increases snubber spacing and eye is deep, and eye further increases scope of freedom quantity and depth as deep as 2.0m is arrived；
Secondly, using inverse initiation blasting method, it may be assumed that priming is placed in eyeground powder charge end, and the sockets for collecting energy of all powder sticks of priming is directed to eye
Mouthful, explosion wave direction eye oral instructions are broadcast；
3) rock technique, is shipped；Using gib method is visited before backhoe loader discharge refuse and airborne hydraulic, face for improving
When support efficiency, realize discharge refuse transport serialization, shorten the discharge refuse time；It is hydraulic in backhoe loader back stage+module
Front-probe support system visits gib before realizing and moves forward, goes up and down, retreats automatically；
4), ditch excavation process；Hair ditch is excavated using laneway repair machine, replaces hand digging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811029517.8A CN109209390A (en) | 2018-09-05 | 2018-09-05 | A kind of mine rock climbing technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811029517.8A CN109209390A (en) | 2018-09-05 | 2018-09-05 | A kind of mine rock climbing technique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109209390A true CN109209390A (en) | 2019-01-15 |
Family
ID=64986176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811029517.8A Pending CN109209390A (en) | 2018-09-05 | 2018-09-05 | A kind of mine rock climbing technique |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109209390A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001021298A (en) * | 1999-07-05 | 2001-01-26 | Okumura Corp | Method for low-vibration breaking by blasting |
| CN101419040A (en) * | 2008-11-19 | 2009-04-29 | 中煤第一建设公司第四十九工程处 | Deep hole blasting method in large aperture composite undermine |
| CN105937395A (en) * | 2015-09-14 | 2016-09-14 | 安徽建筑大学 | Fast and highly-efficient tunneling method for large section of hard-rock tunnel in coal mine by combination of fully-mechanized tunneling and blasting driving |
-
2018
- 2018-09-05 CN CN201811029517.8A patent/CN109209390A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001021298A (en) * | 1999-07-05 | 2001-01-26 | Okumura Corp | Method for low-vibration breaking by blasting |
| CN101419040A (en) * | 2008-11-19 | 2009-04-29 | 中煤第一建设公司第四十九工程处 | Deep hole blasting method in large aperture composite undermine |
| CN105937395A (en) * | 2015-09-14 | 2016-09-14 | 安徽建筑大学 | Fast and highly-efficient tunneling method for large section of hard-rock tunnel in coal mine by combination of fully-mechanized tunneling and blasting driving |
Non-Patent Citations (3)
| Title |
|---|
| 彭浩等: "中深孔爆破技术在大断面岩巷掘进中的研究与应用", 《山东煤炭科技》 * |
| 李昌伟等: "蒋庄煤矿北大巷延伸巷道断面布置及支护工艺设计", 《技术与市场》 * |
| 牛京考等: "《冶金矿山科学技术的回顾与展望》", 31 December 2000, 煤炭工业出版社 * |
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| PB01 | Publication | ||
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Application publication date: 20190115 |