CN104654947A - Calibration gun mounting structure and method - Google Patents
Calibration gun mounting structure and method Download PDFInfo
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- CN104654947A CN104654947A CN201410799215.4A CN201410799215A CN104654947A CN 104654947 A CN104654947 A CN 104654947A CN 201410799215 A CN201410799215 A CN 201410799215A CN 104654947 A CN104654947 A CN 104654947A
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Abstract
The invention discloses a calibration gun mounting structure and method. The structure comprises a mounting and fixing device, an explosive reel tube, a shape fixing and hole sealing device and stemming, wherein the mounting and fixing device is used for mounting the explosive reel tube at a designated position, the shape fixing and hole sealing device is used for carrying out shape fixing and hole sealing, and then, the stemming is filled at a drilled hole. The structure and the method have the beneficial effects that the needs on the mounting of microseismic calibration guns in drilled holes with the elevation/depression angle of 10-90 degrees and the depth of 10-90m can be met, the problems of the microseismic calibration guns that explosives are placed at the bottoms of the holes and the difficulty of shape fixing and hole sealing device is high are solved, the structure is simple, the use is convenient, and thus, the structure and the method can be popularized and applied to the calibration of microseismic monitoring systems of water conservancy, slope engineering and tunnel engineering.
Description
Technical field
The invention belongs to mining engineering technical field, particularly relate to a kind of demarcation big gun mounting structure and installation method thereof.
Background technology
In the prior art, after district's laying is surveyed in small vibrations, need to adopt the formation of " demarcation big gun " to demarcate microseismic system, this is the important process that must complete before small vibration monitoring system carries out commencement of commercial operation." demarcation big gun " is a kind of human-generated explosives focus, and compared with General Explosive, the object implementing microseism " demarcation big gun " is not broken rock, but for demarcate each sensor installation position, verify each sensor polarity, determine microseism velocity of wave propagation.In order to reduce the destruction to around coal (rock) body, demarcate the diameter comparatively large (90mm ~ 120mm) of the boring of big gun and the degree of depth comparatively large (>10m), charge positions is foot of hole, and charging means is Uncoincided charge.
Small-bore cartridge bag is mainly sent at the bottom of hole by long push rod by the charging means of current demarcation big gun, then adopts stemming sealing of hole.There is following shortcoming in this installation method: when drilling depth is large, angle of inclination is large in practical operation, is difficult to explosive to send into hole and be fixed at the bottom of hole, only adopts common stemming, and the solid sealing of hole difficulty of demarcating big gun is comparatively large, and during operating cost, fixed effect is also bad.
Summary of the invention
For above shortcoming, the present invention devises and a kind of demarcates big gun mounting structure, adopts quick-burning charge and bag of cement solid hole sealing technology, can realize that boring is faced upward, demarcate the installation needs of big gun in boring between 10 ° ~ 90 °, the angle of depression, between degree of depth 10m ~ 90m.
In order to achieve the above object, technical scheme provided by the invention is as follows:
A kind of demarcation big gun mounting structure, described mounting structure is arranged in the borehole, comprise fixing device for installing, powder stick cylinder, solid hole sealing device, described fixing device for installing comprises fixed cell and traction unit, described traction unit is arranged on described fixed cell lower end, described traction unit connects powder stick cylinder and solid hole sealing device successively, and the aperture stemming of described boring seals.
Further, described fixed cell is gland, described traction unit is the combination of pulley and chain wheel rope, described gland is column type, there is certain taper on top, and gland sidewall is provided with some anchor flukes, and pulley is arranged at gland lower end, chain wheel rope is through pulley and two ends are all placed in boring outside, and chain wheel rope two ends are connected and are tied to form annular.
Further, it is characterized in that, described powder stick cylinder comprises: big gun line, explosive sleeve, detonator and some powder sticks, three powder sticks are tied to one group, totally three groups, three groups string together, be rolled into tubular with brown paper, put into explosive sleeve, detonator is placed in explosive upper cartridge, big gun line connects detonator, big gun line is drawn from detonator top, and pass from explosive sleeve rear portion, the upper and lower two ends of explosive sleeve are provided with lacing hole, explosive sleeve ties up on chain wheel rope through explosive sleeve lacing hole by the first consolidation rope, and explosive sleeve lower end is provided with wedge shape stopper.
Further, described solid hole sealing device comprises: the double buckle that operating rope, felt rug, outside installation bag, inner installation bag, Fast Setting Cement Slurry, box and sub-buckle are formed, interior mounting strap is provided with in described outer mounting strap, inner installation bag and outside installation bag one end are connected and fastened, outside installation bag two ends are fastened and are followed powder stick cylinder closely by the second consolidation rope and tie up on chain wheel rope, and Fast Setting Cement Slurry is placed in inner installation bag.
Further, described Fast Setting Cement Slurry length is the 75-85% of inner installation bag length.
Further, described felt rug surface is provided with the sub-buckle of double buckle, and at one end doubling is sewn into ring-type, forms operation cord hole, and operating rope is tied in operation cord hole.
Further, described outside installation bag both sides are provided with the box of double buckle, and be rolled into tubular with the felt rug of the sub-buckle with double buckle after doubling, its diameter of section is less than the diameter of boring.
Further, described inner installation bag is the tubular article of both ends open, and its diameter of section is greater than bore diameter.
Further, described stemming is placed in boring port, and stemming length is 1800mm.
Big gun installation method is demarcated in a kind of microseism, and structure described before described method adopts, wherein said method comprises the steps:
A. needing to put the position construction drill demarcating big gun;
B. process inner installation bag, upper and lower side opening, its diameter of section is slightly larger than bore diameter, and one end cord is fastened;
C. add outside installation bag, the box of double buckle is made in outside installation bag both sides;
D. three powder sticks are tied to one group, totally three groups, three groups string together, are rolled into tubular with brown paper, load in explosive sleeve, detonator is put into front portion, big gun line is drawn from detonator front portion, passes, fill in explosive sleeve lower end with wedge shape stopper from explosive sleeve rear portion, punch cord hole at explosive sleeve two ends, use the first consolidation rope to tie up on chain wheel rope by explosive sleeve;
E. configure Fast Setting Cement Slurry, Fast Setting Cement Slurry is the cement mortar mixing accelerator, and sliminess, should not be too rare can flow for criterion, and the presetting period must be greater than the solid hole sealing device set-up time, and about 20min is advisable;
F. inner installation bag is put in the cylinder of outside installation bag, form inside and outside bag structure, inside and outside bag one end cord is fastened, Fast Setting Cement Slurry is poured into from inner installation bag upper shed, Fast Setting Cement Slurry pours into the 75-85% that length is inner installation bag, and outside installation bag is folded in half into tubular, with felt rug connexon box, fasten in the operation cord hole that operating rope penetrates felt rug one end, the two ends of outside installation bag are fastened with the second consolidation rope;
G. chain wheel rope put on by pulley, by with at the bottom of the gland load hole of pulley;
H. successively powder stick cylinder, solid hole sealing device two ends consolidation rope is separately fastened on chain wheel rope, pull the chain wheel rope of opposite side, progressively send at the bottom of hole, big gun line, operating rope are caused outside boring simultaneously;
I. until powder stick cylinder, solid hole sealing device being installed to after at the bottom of hole, pull operating rope downwards, make felt rug depart from outside installation bag, outside installation bag is separated, and the cement in inner installation bag enriches hole wall under the effect of deadweight;
J. at the oral area of boring, stemming length is the stemming of 1800mm, compacting.
Good effect of the present invention is: solve the problem that microseism is demarcated at the bottom of big gun explosive placed hole and solid sealing of hole difficulty is large, structure is simple, easy to use, can be applicable in the Microseismic monitoring system of water conservancy, slope project, Tunnel Engineering is demarcated.
Accompanying drawing explanation
Fig. 1 is that the present invention demarcates big gun mounting structure schematic diagram;
Fig. 2 is the outside installation bag expanded view of the present invention;
Fig. 3 is felt rug schematic diagram of the present invention.
Element in figure representated by each sequence number: 1-gland; 2-chain wheel rope; 3-the first consolidation rope; 4-big gun line; 5-explosive sleeve; 6-operating rope; 7-felt rug; 8-stemming; 9-pulley; 10-detonator; 11-powder stick; 12-the second consolidation rope; 13-outside installation bag; 14-inner installation bag; 15-Fast Setting Cement Slurry; 16-box; 17-sub-buckle; 18-operation cord hole
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is explained in further detail.Should be appreciated that specific embodiment described herein only for explaining the present invention, being not intended to limit the present invention.
On the contrary, the present invention is contained any by the substituting of making on marrow of the present invention and scope of defining of claim, amendment, equivalent method and scheme.Further, in order to make the public have a better understanding to the present invention, in hereafter details of the present invention being described, detailedly describe some specific detail sections.Do not have the description of these detail sections can understand the present invention completely for a person skilled in the art yet.Below in conjunction with accompanying drawing and detailed description of the invention, the present invention is further described.
As shown in Figure 1, a kind of demarcation big gun mounting structure, demarcating big gun is a kind of human-generated explosives focus, compared with General Explosive, the object of implementing to demarcate big gun is not broken rock, but for demarcating the installation position of each sensor, verify each sensor polarity, determine microseism velocity of wave propagation, small-bore cartridge bag is mainly sent at the bottom of hole by long push rod by the charging means of current demarcation big gun, then stemming sealing of hole is adopted, when drilling depth is large, when angle of inclination is large, be difficult to explosive to send into hole and be fixed at the bottom of hole, only adopt common stemming, the solid sealing of hole difficulty of demarcating big gun is larger, during operating cost, fixed effect is also bad, a kind of novel demarcation big gun mounting structure is now proposed, described mounting structure is arranged in the borehole, comprise fixing device for installing, powder stick cylinder, solid hole sealing device, described fixing device for installing comprises fixed cell and traction unit, described traction unit is arranged on described fixed cell lower end, described traction unit connects powder stick cylinder and solid hole sealing device successively, the aperture stemming 8 of described boring seals, described fixed cell is gland 1, described traction unit is the combination of pulley 9 and chain wheel rope 2, described gland 1 is column type, there is certain taper on top, gland 1 sidewall is provided with some for fixing anchor fluke, pulley 9 is arranged at gland 1 lower end, chain wheel rope 2 is through pulley 9 and two ends are all placed in boring outside, chain wheel rope 2 two ends are connected and are tied to form annular, described powder stick cylinder comprises: big gun line 4, explosive sleeve 5, detonator 10 and some powder sticks 11, three powder sticks 11 are tied to one group, totally three groups, three groups string together, tubular is rolled into brown paper, put into explosive sleeve 5, detonator 10 is placed in explosive sleeve 5 top, big gun line 4 connects detonator 10, big gun line 4 is drawn from detonator 10 top, pass from explosive sleeve 5 rear portion, explosive sleeve about 5 two ends are provided with lacing hole, explosive sleeve 5 ties up on chain wheel rope 2 through explosive sleeve 5 lacing hole by the first consolidation rope 3, explosive sleeve 5 lower end uses wedge shape stopper jam-pack, prevent powder stick 11 slide downward in explosive sleeve 5.
As Fig. 1, Fig. 2, shown in Fig. 3, described solid hole sealing device comprises: operating rope 6, felt rug 7, outside installation bag 13, inner installation bag 14 and Fast Setting Cement Slurry 15, interior mounting strap 14 is provided with in described outer mounting strap 13, inner installation bag 14 is connected and fastened with outside installation bag 13 one end, outside installation bag 13 two ends are fastened and are followed powder stick cylinder closely by the second consolidation rope 12 and tie up on chain wheel rope 2, Fast Setting Cement Slurry 15 is placed in inner installation bag 14, Fast Setting Cement Slurry 15 length is the 75-85% of inner installation bag 14 length, after ensureing that outside installation bag 13 discharges binding force, Fast Setting Cement Slurry 15 free subsidence, make inner installation bag 14 closely knit with borehole wall, it is integrated with the rock of the wall of a borehole after Fast Setting Cement Slurry 15 hardens, realize the object of solid sealing of hole, described felt rug 7 material selection hard canvas, surface is provided with the sub-buckle 17 of double buckle, and at one end doubling is sewn into ring-type, form operation cord hole 18, operating rope 6 is tied in operation cord hole 18, outside installation bag 13 is rectangular rigid canvas, conduplication side is provided with the box 16 of double buckle, tubular is rolled into the felt rug 7 of the sub-buckle 17 with double buckle after doubling, its diameter of section is less than the diameter of boring, described inner installation bag 14 is the tubular article of the both ends open adopting soft one side waterproof cloth to make, its diameter of section is greater than bore diameter, described stemming 8 is arranged at boring port, stemming length is 1800mm.
Above-mentioned double buckle also becomes general-purpose slide fastener, VELCRO, and be a kind of connecting material conventional on clothes, double buckle divides sub-buckle 17 and box 16, and sub-buckle 17 is the fiber of small, flexible, and box 16 is the little hooks of multiple harder plastics.
In installation process, powder stick cylinder, solid hole sealing device, order are put into boring, pull opposite side chain wheel rope 2, send into foot of hole gradually, utilize operating rope 6 to pull open felt rug 7, make outside installation bag 13 discharge binding force, Fast Setting Cement Slurry 15 free subsidence, make inner installation bag 14 closely knit with borehole wall, tamping 8, completes and installs medicine and sealing of hole work.
An installation method for big gun is demarcated in microseism, comprises the steps:
A. needing to put the position construction drill demarcating big gun;
B. process inner installation bag 14, upper and lower side opening, its diameter of section is slightly larger than bore diameter, and one end cord is fastened;
C. add outside installation bag 13, the box 16 of double buckle is made in outside installation bag 13 both sides;
D. three powder sticks 11 are tied to one group, totally three groups, three groups string together, are rolled into tubular with brown paper, load in explosive sleeve 5, detonator 10 is put into front portion, big gun line 4 is drawn from detonator 10 front portion, passes, fill in explosive sleeve 5 lower end with wedge shape stopper from explosive sleeve 5 rear portion, punch cord hole at explosive sleeve 5 two ends, use the first consolidation rope 3 to tie up on chain wheel rope 2 by explosive sleeve 5;
E. configure Fast Setting Cement Slurry 15, Fast Setting Cement Slurry 15 is for mixing the cement mortar of accelerator, and sliminess, should not be too rare can flow for criterion, and the presetting period must be greater than the solid hole sealing device set-up time, and about 20min is advisable;
F. inner installation bag 14 is put in the cylinder of outside installation bag 13, form inside and outside bag structure, inside and outside bag one end cord is fastened, Fast Setting Cement Slurry 15 is poured into from the upper shed of inner installation bag 14, Fast Setting Cement Slurry 15 pours into the 75-85% that length is inner installation bag 14, outside installation bag 13 is folded in half into tubular, with felt rug 7 connexon box, fasten in the operation cord hole 18 that operating rope 6 penetrates felt rug 7 one end, the two ends of outside installation bag 13 are fastened with the second consolidation rope 12;
G. chain wheel rope 2 put on by pulley 9, by with at the bottom of gland 1 load hole of pulley 9;
H. successively powder stick cylinder, solid hole sealing device two ends consolidation rope is separately fastened on chain wheel rope 2, pull the chain wheel rope 2 of opposite side, progressively send at the bottom of hole, big gun line 4, operating rope 6 are caused outside boring simultaneously;
I. until powder stick cylinder, solid hole sealing device being installed to after at the bottom of hole, pull operating rope 6 downwards, make felt rug 7 depart from outside installation bag 13, outside installation bag 13 is separated, and the cement in inner installation bag 14 enriches hole wall under the effect of deadweight;
J. at the oral area of boring, stemming length is the stemming 8 of 1800mm, compacting.
Good effect of the present invention is: solve the problem that microseism is demarcated at the bottom of big gun explosive placed hole and solid sealing of hole difficulty is large, structure is simple, easy to use, can be applicable in the Microseismic monitoring system of water conservancy, slope project, Tunnel Engineering is demarcated.
Claims (10)
1. a demarcation big gun mounting structure, described mounting structure is arranged in the borehole, comprise fixing device for installing, powder stick cylinder, solid hole sealing device, it is characterized in that, described fixing device for installing comprises fixed cell and traction unit, described traction unit is arranged on described fixed cell lower end, and described traction unit connects powder stick cylinder and solid hole sealing device successively, and the aperture stemming 8 of described boring seals.
2. demarcation big gun mounting structure according to claim 1, it is characterized in that, described fixed cell is gland 1, described traction unit is the combination of pulley 9 and chain wheel rope 2, and described gland 1 is column type, and there is certain taper on top, gland 1 sidewall is provided with some anchor flukes, pulley 9 is arranged at gland 1 lower end, and chain wheel rope 2 is through pulley 9 and two ends are all placed in boring outside, and chain wheel rope 2 two ends are connected and are tied to form annular.
3. demarcation big gun mounting structure according to claim 1, it is characterized in that, described powder stick cylinder comprises: big gun line 4, explosive sleeve 5, detonator 10 and some powder sticks 11, three powder sticks 11 are tied to one group, totally three groups, three groups string together, tubular is rolled into brown paper, put into explosive sleeve 5, detonator 10 is placed in explosive sleeve 5 top, big gun line 4 connects detonator 10, big gun line 4 is drawn from detonator 10 top, pass from explosive sleeve 5 rear portion, explosive sleeve about 5 two ends are provided with lacing hole, explosive sleeve 5 ties up on chain wheel rope 2 through explosive sleeve 5 lacing hole by the first consolidation rope 3, explosive sleeve 5 lower end is provided with wedge shape stopper.
4. demarcation big gun mounting structure according to claim 1, it is characterized in that, described solid hole sealing device comprises: the double buckle that operating rope 6, felt rug 7, outside installation bag 13, inner installation bag 14, Fast Setting Cement Slurry 15, box 16 and sub-buckle 17 are formed, interior mounting strap 14 is provided with in described outer mounting strap 13, inner installation bag 14 is connected and fastened with outside installation bag 13 one end, outside installation bag 13 two ends are fastened and are followed powder stick cylinder closely by the second consolidation rope 12 and tie up on chain wheel rope 2, and Fast Setting Cement Slurry 15 is placed in inner installation bag 14.
5. demarcation big gun mounting structure according to claim 1, is characterized in that, described Fast Setting Cement Slurry 15 length is the 75-85% of inner installation bag 14 length.
6. demarcation big gun mounting structure according to claim 4, is characterized in that, described felt rug 7 surface is provided with the sub-buckle 17 of double buckle, and at one end doubling is sewn into ring-type, forms operation cord hole 18, and operating rope 6 is tied in operation cord hole 18.
7. demarcation big gun mounting structure according to claim 4, is characterized in that, described outside installation bag 13 both sides are provided with the box 16 of double buckle, and be rolled into tubular with the felt rug 7 of the sub-buckle 17 with double buckle after doubling, its diameter of section is less than the diameter of boring.
8. demarcation big gun mounting structure according to claim 4, is characterized in that, described inner installation bag 14 is the tubular article of both ends open, and its diameter of section is greater than bore diameter.
9. demarcation big gun mounting structure according to claim 1, is characterized in that, described stemming 8 is placed in boring port, and stemming length is 1800mm.
10. a demarcation big gun installation method, the structure that described method adopts one of claim 1-9 described, wherein said method comprises the steps:
A. needing to put the position construction drill demarcating big gun;
B. process inner installation bag 14, upper and lower side opening, its diameter of section is slightly larger than bore diameter, and one end cord is fastened;
C. add outside installation bag 13, the box 16 of double buckle is made in outside installation bag 13 both sides;
D. three powder sticks 11 are tied to one group, totally three groups, three groups string together, are rolled into tubular with brown paper, load in explosive sleeve 5, detonator 10 is put into front portion, big gun line 4 is drawn from detonator 10 front portion, passes, fill in explosive sleeve 5 lower end with wedge shape stopper from explosive sleeve 5 rear portion, punch cord hole at explosive sleeve 5 two ends, use the first consolidation rope 3 to tie up on chain wheel rope 2 by explosive sleeve 5;
E. configure Fast Setting Cement Slurry 15, Fast Setting Cement Slurry 15 is for mixing the cement mortar of accelerator, and sliminess, should not be too rare can flow for criterion, and the presetting period must be greater than the solid hole sealing device set-up time, and about 20min is advisable;
F. inner installation bag 14 is put in the cylinder of outside installation bag 13, form inside and outside bag structure, inside and outside bag one end cord is fastened, Fast Setting Cement Slurry 15 is poured into from the upper shed of inner installation bag 14, Fast Setting Cement Slurry 15 pours into the 75-85% that length is inner installation bag 14, and outside installation bag 13 is folded in half into tubular, with felt rug 7 connexon box, fasten in the operation cord hole 18 that operating rope 6 penetrates felt rug 7 one end, the two ends of outside installation bag 13 are fastened with the second consolidation rope 12;
G. chain wheel rope 2 put on by pulley 9, by with at the bottom of gland 1 load hole of pulley 9;
H. successively powder stick cylinder, solid hole sealing device two ends consolidation rope is separately fastened on chain wheel rope 2, pull the chain wheel rope 2 of opposite side, progressively send at the bottom of hole, big gun line 4, operating rope 6 are caused outside boring simultaneously;
I. until powder stick cylinder, solid hole sealing device being installed to after at the bottom of hole, pull operating rope 6 downwards, make felt rug 7 depart from outside installation bag 13, outside installation bag 13 is separated, and the cement in inner installation bag 14 enriches hole wall under the effect of deadweight;
J. at the oral area of boring, stemming length is the stemming 8 of 1800mm, compacting.
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CN201410799215.4A CN104654947A (en) | 2014-12-19 | 2014-12-19 | Calibration gun mounting structure and method |
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CN201410799215.4A CN104654947A (en) | 2014-12-19 | 2014-12-19 | Calibration gun mounting structure and method |
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Cited By (7)
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CN105627845A (en) * | 2016-02-22 | 2016-06-01 | 叶建军 | Long charging bag and method for charging blast holes through long charging bag |
CN106225614A (en) * | 2016-08-22 | 2016-12-14 | 叶建军 | Umbrella shape screens hanger and utilize the umbrella shape screens hanger method to blast hole projectile filling |
CN107328326A (en) * | 2017-07-24 | 2017-11-07 | 武汉大学 | Underground borehole blasting outlining blasting loading method |
CN108387156A (en) * | 2018-04-04 | 2018-08-10 | 中国矿业大学(北京) | A kind of deep hole blasting means for loading and method |
CN109116411A (en) * | 2018-08-30 | 2019-01-01 | 东北大学 | Microseismic sensors are fixed and recyclable device in a kind of hole suitable for different pore size |
CN109555547A (en) * | 2018-11-22 | 2019-04-02 | 中国平煤神马能源化工集团有限责任公司 | A kind of mounting device and installation method for wearing goaf resin explosive roll |
CN109737843A (en) * | 2019-01-18 | 2019-05-10 | 武汉理工大学 | A kind of modularization roll type does not couple blast charging device and method |
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CN105627845A (en) * | 2016-02-22 | 2016-06-01 | 叶建军 | Long charging bag and method for charging blast holes through long charging bag |
CN106225614A (en) * | 2016-08-22 | 2016-12-14 | 叶建军 | Umbrella shape screens hanger and utilize the umbrella shape screens hanger method to blast hole projectile filling |
CN106225614B (en) * | 2016-08-22 | 2017-12-26 | 叶建军 | Umbrella shape screens hanger and the method using umbrella shape screens hanger to blast hole projectile filling |
CN107328326A (en) * | 2017-07-24 | 2017-11-07 | 武汉大学 | Underground borehole blasting outlining blasting loading method |
CN107328326B (en) * | 2017-07-24 | 2019-06-11 | 武汉大学 | Underground borehole blasting outlining blasting loading method |
CN108387156A (en) * | 2018-04-04 | 2018-08-10 | 中国矿业大学(北京) | A kind of deep hole blasting means for loading and method |
CN109116411A (en) * | 2018-08-30 | 2019-01-01 | 东北大学 | Microseismic sensors are fixed and recyclable device in a kind of hole suitable for different pore size |
CN109555547A (en) * | 2018-11-22 | 2019-04-02 | 中国平煤神马能源化工集团有限责任公司 | A kind of mounting device and installation method for wearing goaf resin explosive roll |
CN109737843A (en) * | 2019-01-18 | 2019-05-10 | 武汉理工大学 | A kind of modularization roll type does not couple blast charging device and method |
CN109737843B (en) * | 2019-01-18 | 2021-01-19 | 武汉理工大学 | Modular winding drum type uncoupled blasting charging device and method |
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Application publication date: 20150527 |