CN205537381U - Deep hole blasting simultaneous shaft -sinking's big gun hole arrangement structure in non - colliery mountain - Google Patents
Deep hole blasting simultaneous shaft -sinking's big gun hole arrangement structure in non - colliery mountain Download PDFInfo
- Publication number
- CN205537381U CN205537381U CN201620063232.6U CN201620063232U CN205537381U CN 205537381 U CN205537381 U CN 205537381U CN 201620063232 U CN201620063232 U CN 201620063232U CN 205537381 U CN205537381 U CN 205537381U
- Authority
- CN
- China
- Prior art keywords
- hole
- big gun
- gun hole
- heart
- auxiliary
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000005422 blasting Methods 0.000 title claims abstract description 28
- 238000005520 cutting process Methods 0.000 claims abstract description 19
- 239000002360 explosive Substances 0.000 claims abstract description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 16
- 239000010959 steel Substances 0.000 claims description 16
- 239000003245 coal Substances 0.000 claims description 14
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 238000004080 punching Methods 0.000 abstract description 2
- 230000002093 peripheral effect Effects 0.000 abstract 2
- 230000002349 favourable effect Effects 0.000 abstract 1
- 239000011148 porous material Substances 0.000 abstract 1
- 238000004880 explosion Methods 0.000 description 22
- 238000000034 method Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Abstract
The utility model discloses a deep hole blasting simultaneous shaft -sinking's big gun hole arrangement structure in non - colliery mountain, the big gun hole includes big gun hole, supplementary big gun hole, emptying aperture and peripheral big gun hole from the bottom of one's heart, the big gun hole is arranged and is put at cutting well section central point from the bottom of one's heart, supplementary big gun hole and emptying aperture with the same interval in turn, be the square and describe and arrange around big gun hole from the bottom of one's heart, peripheral big gun hole is the square and arranges the inboard at the cutting well. This big gun hole arrangement structure can once only explode a cutting courtyard, has following advantage: the big gun hole arranges simply, and pore -forming in the rig is leaned on to the medium -length hole convenience, fast of punching, and on -the -spot installation explosive safety is swift, is favorable to on -the -spot the organizing and implementing, and safe economy has improved the cutting courtyard and has formed efficiency, satisfies the later stage and cuts the technical requirement that cut groove formed.
Description
Technical field
This utility model belongs to underground mine orebody mining technical field, the steel for shot structure of a kind of non-coal mine medium-length hole blasting simultaneous shaft sin king.
Background technology
In non-coal mine is exploited, particularly sublevel drill and benching ore removal method, in order to compensate back production explosion space, need in stope, arrange cutting well, this cutting well cross dimensions is often 2m × 2m, a length of 10～12m.Traditional work mode, workmen uses pusher leg drill to tunnel cutting well from bottom to top.Traditional method is mainly by people's construction operation in cutting well, and humid environment is severe, and safety coefficient is low；Meanwhile, day driving speed slow, serious restrict the work of next step stope mining and carry out.To this end, shaft formatting by one blasting structural test has repeatedly been carried out in each mine domestic, but simultaneous shaft sin king driving yardstick is less than 7 meters, does not far reach generally cutting well shaft formatting by one blasting requirement.
Utility model content
The technical problems to be solved in the utility model is to provide the steel for shot structure of a kind of non-coal mine medium-length hole blasting simultaneous shaft sin king.
For solving above-mentioned technical problem, the taked technical scheme of this utility model is: described big gun hole includes big gun hole, auxiliary gun hole, emptying aperture and periphery big gun hole from the bottom of one's heart；Described steel for shot from the bottom of one's heart is in cutting well section center, and auxiliary gun hole and emptying aperture replace with uniform distances, have a rectangular shape and be arranged in from the bottom of one's heart around big gun hole；The square inner side being arranged in cutting well, periphery big gun hole.
The hole of big gun from the bottom of one's heart described in the utility model, auxiliary gun hole, the aperture in periphery big gun hole are 70～80mm, and the aperture of emptying aperture is 100～110mm.
Auxiliary gun hole described in the utility model and emptying aperture are four, and four auxiliary gun holes lay respectively at foursquare edge；Hole between the described hole of big gun from the bottom of one's heart and auxiliary gun hole is in the heart away from for 300～310mm.
Periphery big gun hole described in the utility model is eight, and the adjacent pitch of holes in periphery big gun hole is 990～1010mm.
The hole of big gun from the bottom of one's heart described in the utility model, auxiliary gun hole and periphery big gun hole all block with stemming and/or woven bag and are divided into two sections, and in the hole of every section, coupling fills up explosive, is provided with detonator in explosive；The position at each hole stemming and/or woven bag place is on peer-level.The a length of 6.5m in hole of the hypomere in the described hole of big gun from the bottom of one's heart, auxiliary gun hole and periphery big gun hole.
Use and have the beneficial effects that produced by technique scheme: this utility model can go out slot raise by blasting in once-through, have an advantage that steel for shot is simple, medium-length hole punching is convenient, speed is fast, by rig one-step pore-creating, in-site installation blasting explosive secure is quick, and beneficially site tissue is implemented, safety economy, improve slot raise formation efficiency, meet the technology requirement that later stage cutting groove is formed.
Accompanying drawing explanation
With detailed description of the invention, this utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is the arrangement schematic diagram in big gun hole in this utility model；
Fig. 2 is the structural representation after explosive is filled up in big gun hole from the bottom of one's heart in this utility model.
In figure: 1-big gun hole from the bottom of one's heart, 2～5-auxiliary gun hole, 6～9-emptying aperture, 10～17-periphery big gun hole, 18-stemming, 19-detonator, 20-explosive.
Detailed description of the invention
The steel for shot structure of this non-coal mine medium-length hole blasting simultaneous shaft sin king is as described below: owing to cross dimensions to be formed is that 2m × 2m square cuts well, big gun hole is arranged in cutting well section center, big gun hole is divided into following four classes: big gun hole 1 from the bottom of one's heart, auxiliary gun hole 2,3,4,5, emptying aperture 6,7,8,9 and periphery big gun hole 10,11,12,13,14,15,16,17；Big gun hole, auxiliary gun hole, the aperture in periphery big gun hole are 70～80mm the most from the bottom of one's heart, and the aperture of emptying aperture is 100～110mm.As it is shown in figure 1, big gun hole 1 is arranged in the center of cutting well section from the bottom of one's heart；Four auxiliary gun hole 2,3,4,5 and four emptying apertures 6,7,8,9 replace with uniform distances, have a rectangular shape and be arranged in from the bottom of one's heart around big gun hole, and wherein auxiliary gun hole lays respectively at foursquare edge；The i.e. center in two auxiliary gun holes that the center of emptying aperture is adjacent is on the same line, and distance between two auxiliary gun holes being adjacent of emptying aperture is identical, such as emptying aperture 6 is on the same line with the center in auxiliary gun hole 2 and auxiliary gun hole 3 and pitch of holes is identical；Hole between big gun hole and auxiliary gun hole is in the heart away from for 300～310mm from the bottom of one's heart.Shown in Fig. 1, the square inner side being evenly arranged in cutting well, eight periphery big gun holes 10,11,12,13,14,15,16,17, the adjacent pitch of holes in periphery big gun hole is 990～1010mm, i.e. periphery big gun hole 10 and periphery big gun hole 11, periphery big gun hole 11 and periphery big gun hole 12 ... the pitch of holes in periphery big gun hole 17 and periphery big gun hole 10 is 990～1010mm.Be positioned at square corner the auxiliary gun hole that is adjacent, periphery big gun hole and from the bottom of one's heart big gun hole be centrally located on the same line；As it is shown in figure 1, periphery big gun hole 12, auxiliary gun hole 3 and from the bottom of one's heart big gun hole 1 be centrally located on the same line.
In above-mentioned big gun hole, emptying aperture big gun hole the most from the bottom of one's heart provides compensating space in blasting；Space compensation can be provided for the upper and lower two sections of explosions in auxiliary gun hole from the bottom of one's heart after shot hole blasting；Space compensation can be provided for periphery shot hole blasting after auxiliary shot hole blasting；Periphery big gun hole is mainly the sizing of cutting groove shape.
Shown in Fig. 2, described in the steel for shot structure of this non-coal mine medium-length hole blasting simultaneous shaft sin king, big gun hole, auxiliary gun hole and periphery big gun hole stemming 18 and/or woven bag blocking are divided into two sections hole from the bottom of one's heart, and the position at each hole stemming 18 and/or woven bag place is on peer-level；Described stemming 18 and/or woven bag stemming length are preferably 330cm, and the hole length of the hypomere in big gun hole, auxiliary gun hole and periphery big gun hole is preferably 6.5m from the bottom of one's heart.In the hole of upper and lower section of big gun hole from the bottom of one's heart, auxiliary gun hole and periphery big gun hole, coupling fills up explosive 20, is provided with detonator 19 in explosive 20；Explosive 20 uses on-site mixed explosive or No. two rock explosives.
The well completion method using the steel for shot structure of this non-coal mine medium-length hole blasting simultaneous shaft sin king is: detonate in big gun hole, auxiliary gun hole and periphery big gun hole from the bottom of one's heart, get final product shaft formatting by one blasting；Firing order is as described below: first paragraph (during 0s) is: the 1 time sector hole position explosion in big gun hole from the bottom of one's heart；Second segment (during 0.5s) is: arbitrary lower sector hole position explosion to two oblique auxiliary gun holes；3rd section (during 1s) is: another lower sector hole position explosion to two oblique auxiliary gun holes, meanwhile, and sector hole position explosion on big gun hole 1 from the bottom of one's heart；4th section (during 1.5s) is: the upper sector hole position explosion in two auxiliary gun holes of second segment explosion；5th section (during 2.0s) is: the upper sector hole position explosion in two auxiliary gun holes of the 3rd section of explosion；6th section (during 2.5s): without explosion；7th section (during 3.0s): arbitrary to periphery shot hole blasting laterally or longitudinally；8th section (during 3.5s): another is to vertical or horizontal periphery shot hole blasting；9th section (during 4.0s): arbitrary to oblique periphery shot hole blasting；Tenth section (during 4.5s): another is to oblique periphery shot hole blasting；In above-mentioned blasting process, the upper-lower section in periphery big gun hole detonates simultaneously.The most following concrete firing order: first paragraph (during 0s) is: the 1 time sector hole position explosion in big gun hole from the bottom of one's heart；Second segment (during 0.5s) is: 2, the 4 times sector hole position explosions in auxiliary gun hole；3rd section (during 1s) is: 3, the 5 times sector hole position explosions in auxiliary gun hole, sector hole position explosion on big gun hole 1 from the bottom of one's heart；4th section (during 1.5s) is: sector hole position explosion on auxiliary gun hole 2,4；5th section (during 2.0s) is: sector hole position explosion on auxiliary gun hole 3,5；6th section (during 2.5s): without explosion；7th section (during 3.0s): periphery big gun hole 13,17 explosion；8th section (during 3.5s): periphery big gun hole 11,15 explosion；9th section (during 4.0s): periphery big gun hole 12,16 explosion；Tenth section (during 4.5s): periphery big gun hole 10,14 explosion.
Hebei company, in non-coal mine recovery process, uses above-mentioned steel for shot structure to carry out simultaneous shaft sin king, 64 times on probation of warp, equal simultaneous shaft sin king, and the cutting well shaped and all meets exploitation requirement；The average used time of Cheng Jing is 1 hour every time, compared with the tradition well completion method used time 7～12 days, greatly shortens into the well used time.
Claims (6)
1. the steel for shot structure of a non-coal mine medium-length hole blasting simultaneous shaft sin king, it is characterised in that: described big gun hole includes big gun hole, auxiliary gun hole, emptying aperture and periphery big gun hole from the bottom of one's heart；Described steel for shot from the bottom of one's heart is in cutting well section center, and auxiliary gun hole and emptying aperture replace with uniform distances, have a rectangular shape and be arranged in from the bottom of one's heart around big gun hole；The square inner side being arranged in cutting well, periphery big gun hole.
The steel for shot structure of non-coal mine medium-length hole blasting simultaneous shaft sin king the most according to claim 1, it is characterised in that: the described hole of big gun from the bottom of one's heart, auxiliary gun hole, the aperture in periphery big gun hole are 70～80mm, and the aperture of emptying aperture is 100～110mm.
The steel for shot structure of non-coal mine medium-length hole blasting simultaneous shaft sin king the most according to claim 1, it is characterised in that: described auxiliary gun hole and emptying aperture are four, and four auxiliary gun holes lay respectively at foursquare edge；Hole between the described hole of big gun from the bottom of one's heart and auxiliary gun hole is in the heart away from for 300～310mm.
The steel for shot structure of non-coal mine medium-length hole blasting simultaneous shaft sin king the most according to claim 1, it is characterised in that: described periphery big gun hole is eight, and the adjacent pitch of holes in periphery big gun hole is 990～1010mm.
5. according to the steel for shot structure of the non-coal mine medium-length hole blasting simultaneous shaft sin king described in claim 1-4 any one, it is characterized in that: the described hole of big gun from the bottom of one's heart, auxiliary gun hole and periphery big gun hole all block with stemming and/or woven bag and be divided into two sections, and coupling fills up explosive in the hole of every section, explosive is provided with detonator；The position at each hole big gun and/or mud woven bag place is on peer-level.
The steel for shot structure of non-coal mine medium-length hole blasting simultaneous shaft sin king the most according to claim 5, it is characterised in that: a length of 6.5m in hole of the hypomere in the described hole of big gun from the bottom of one's heart, auxiliary gun hole and periphery big gun hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620063232.6U CN205537381U (en) | 2016-01-22 | 2016-01-22 | Deep hole blasting simultaneous shaft -sinking's big gun hole arrangement structure in non - colliery mountain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620063232.6U CN205537381U (en) | 2016-01-22 | 2016-01-22 | Deep hole blasting simultaneous shaft -sinking's big gun hole arrangement structure in non - colliery mountain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205537381U true CN205537381U (en) | 2016-08-31 |
Family
ID=56768672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620063232.6U Expired - Fee Related CN205537381U (en) | 2016-01-22 | 2016-01-22 | Deep hole blasting simultaneous shaft -sinking's big gun hole arrangement structure in non - colliery mountain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205537381U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107143337A (en) * | 2017-05-23 | 2017-09-08 | 西北矿冶研究院 | Rapid construction method for underground roadway |
| CN107560512A (en) * | 2017-10-23 | 2018-01-09 | 洛阳坤宇矿业有限公司 | It is a kind of using compound slotting and be layered elementary errors sinking and blasting method |
| CN108166987A (en) * | 2018-01-03 | 2018-06-15 | 云南迪庆有色金属有限责任公司 | Poly- ore deposit slot cuts a Trenching technology |
| CN109813189A (en) * | 2019-03-01 | 2019-05-28 | 中铁十八局集团有限公司 | A kind of hard rock tunnel blasting digging method |
| CN111156019A (en) * | 2019-12-26 | 2020-05-15 | 临沂会宝岭铁矿有限公司 | One-step forming and sectional blasting method for inclined drop shaft |
| CN112880503A (en) * | 2021-03-29 | 2021-06-01 | 云南迪庆有色金属有限责任公司 | Blind raise hole-by-hole micro-differential blasting one-time well-forming blast hole arrangement structure and method |
| CN113804071A (en) * | 2021-08-18 | 2021-12-17 | 安徽金日晟矿业有限责任公司 | Underground mine medium-length hole blasting well forming technology |
-
2016
- 2016-01-22 CN CN201620063232.6U patent/CN205537381U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107143337A (en) * | 2017-05-23 | 2017-09-08 | 西北矿冶研究院 | Rapid construction method for underground roadway |
| CN107560512A (en) * | 2017-10-23 | 2018-01-09 | 洛阳坤宇矿业有限公司 | It is a kind of using compound slotting and be layered elementary errors sinking and blasting method |
| CN108166987A (en) * | 2018-01-03 | 2018-06-15 | 云南迪庆有色金属有限责任公司 | Poly- ore deposit slot cuts a Trenching technology |
| CN108166987B (en) * | 2018-01-03 | 2019-07-30 | 云南迪庆有色金属有限责任公司 | Poly- mine slot cuts a Trenching technology |
| CN109813189A (en) * | 2019-03-01 | 2019-05-28 | 中铁十八局集团有限公司 | A kind of hard rock tunnel blasting digging method |
| CN111156019A (en) * | 2019-12-26 | 2020-05-15 | 临沂会宝岭铁矿有限公司 | One-step forming and sectional blasting method for inclined drop shaft |
| CN111156019B (en) * | 2019-12-26 | 2021-07-27 | 临沂会宝岭铁矿有限公司 | Drilling device for blasting and inclined drop shaft one-step forming segmented blasting method |
| CN112880503A (en) * | 2021-03-29 | 2021-06-01 | 云南迪庆有色金属有限责任公司 | Blind raise hole-by-hole micro-differential blasting one-time well-forming blast hole arrangement structure and method |
| CN113804071A (en) * | 2021-08-18 | 2021-12-17 | 安徽金日晟矿业有限责任公司 | Underground mine medium-length hole blasting well forming technology |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205537381U (en) | Deep hole blasting simultaneous shaft -sinking's big gun hole arrangement structure in non - colliery mountain | |
| CN105674816A (en) | Medium-length hole blasting one-time shaft-forming method used for non-coal mine mountain | |
| CN101328809B (en) | Non-bottom pillar deep hole falling-back type mining method | |
| CN102808622B (en) | Method for recovering ore pillar by medium-length hole and deep hole combined blasting technology | |
| CN101105129B (en) | Mining environment reconstructed continuous mining afterwards filling mining method | |
| CN109252862A (en) | Ultra-large stope large diameter, deep borehole high-stage open stope afterwards filling mining method | |
| CN102182461A (en) | Efficient mining method for thick metal ore body in slanting | |
| CN105952450B (en) | A kind of new method of the double stope collaboration exploitations in underground mine underground | |
| CN104913696A (en) | Side slope excavation smooth-surface blasting-method construction method | |
| CN103498680B (en) | Improve the method for fully mechanized coal face period of beginning mining top-coal recovery rate | |
| CN102635356A (en) | Medium-length hole mining method in multiple blasting free faces of high dipping thin veins | |
| CN105626073B (en) | A kind of mining methods for reserving cutting groove based on the method for mining by the way of filling | |
| CN103528444B (en) | A kind of stope rockburst pressure relief prevention method | |
| CN105626071A (en) | Mining method for gently inclined thin ore body | |
| CN110595308B (en) | Method for treating goaf by ultra-deep hole blasting of strip mine | |
| CN106247877A (en) | A kind of hypervelocity forces kerve method without cutting hole deviation line symmetry | |
| CN111058847B (en) | Continuous large-aperture deep hole blasting mechanized mining method for thick and large ore body | |
| CN104296609B (en) | Containing the controlled blasting method of different hardness rock stratum in Deep hole bench balsting | |
| CN109653748A (en) | A kind of thin mining methods with very thin ore body | |
| CN104265297A (en) | Mining method for multilayer fragile gently-inclined extra-narrow ore vein | |
| CN101893415A (en) | Blasting method by arch roof control and smooth-surface pillar control | |
| CN104594903A (en) | Ore breaking method for whole-section high combination rock drilling blasting | |
| CN106643355B (en) | A kind of overhead caving method of the huge thick tight roof of deep coalmine | |
| CN107829740A (en) | Mining method of extremely-thin steeply-inclined ore body | |
| CN111005721A (en) | Mining method of steeply inclined medium-thickness ore body |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |