CN104074521A - End slope coal bed remote control excavating mining method - Google Patents
End slope coal bed remote control excavating mining method Download PDFInfo
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Abstract
一种端帮煤层远程控制掘进开采方法，属于端帮残煤资源回采方法。用于露天煤矿端帮、山坡露头及浅地表煤层开采。采煤系统选用远程控制掘进机系统，其包括一台掘进机和远程操控室。操控设备由掘进机电气控制箱、掘进机电气控制箱、操作台三部分组成，具有远距离有线控制操作功能，实现人机分离，采煤时人在安全的操作室内进行操作。开采主要流程包括准备清理并选择初采巷硐、掘进机掘进割煤、掘进机装煤、延伸皮带、皮带向外运煤、装载机倒堆、掘到预定位置退出巷道、回撤设备、检修、再次准备下一个巷硐的回采。该方法具有提高煤炭资源回采率、生产工艺简单、安全、高效、生产成本低等特点，有利于实现露天矿端帮滞留煤炭资源安全高效开采。
The invention discloses a method for remote-controlled excavation and mining of end-side coal seams, which belongs to the recovery method of end-side residual coal resources. It is used for the mining of side walls, hillside outcrops and shallow surface coal seams in open-pit coal mines. The coal mining system uses a remote control roadheader system, which includes a roadheader and a remote control room. The control equipment consists of three parts: roadheader electric control box, roadheader electric control box, and operation console. It has the function of long-distance wired control operation and realizes the separation of man and machine. When mining coal, people operate in a safe operation room. The main process of mining includes preparation, cleaning and selection of primary mining roadway, coal cutting by roadheader, coal loading by roadheader, extension of belt, outward coal transportation by belt, stacking by loader, excavation to the predetermined position and exit from the roadway, withdrawal of equipment, maintenance , Prepare for the mining of the next alley again. The method has the characteristics of improving the recovery rate of coal resources, simple production process, safety, high efficiency, and low production cost, and is conducive to realizing safe and efficient mining of coal resources retained at the side of the open-pit mine.
Description
Technical field
The present invention relates to a kind of end side Remanent coal resources stoping method, especially a kind of open coal mine end that is applicable to helps residual coal, hillside to appear and the method for shallow earth's surface seam mining.
Background technology
In coal production, due to outdoor, there is the specific scope of application separately with pit mining, the coal resources that cause a lot of strip mining transformations to carry over cannot high efficiente callback.As the coal production bases such as China's Ordos, inner Mongolia, god mansion, northern Shensi exist, a large amount of open coal mine ends are helped, appear in hillside and shallow earth's surface coal, past is due to the restriction of production technique and economic benefit, many abandoneds of these resources or develop with the post and stall of the low rate of extraction, not only cause the wasting of resources, and cause spontaneous combustion of coal seam, surface vegetation to destroy and the abandoned coal pillar unstability large area hidden danger such as subside.In addition, under many circumstances, because stoping operation space, tunnel is little and non-support, there is the shortcomings such as labour intensity is large, exploitation continuity is low, potential safety hazard is many.Therefore the unmanned automated mining method that, how to realize Long-distance Control is the important goal of the safe and efficient back production of end side Remanent coal resources.
Summary of the invention
Technical problem: the object of the invention is for the problem existing in prior art, provide that a kind of method is simple, safe and efficient, cost of production is low, the end of high stoping rate side coal seam Long-distance Control driving exploitation method.
Technical scheme: end of the present invention is helped coal seam Long-distance Control driving exploitation method, comprise and adopt development machine, controlling equipment, tele-control system, described controlling equipment is comprised of flame-proof mine development machine electric control box, development machine electric control box, operating desk three parts; Comprise the steps:
A, in end side bottom, press coal outside to arrange development machine and corollary system, 1 video camera is respectively set above cutting part of heading machine oil cylinder, to monitor the place ahead coal cutting situation; 1 video camera is set above the electric control box of development machine rear, to monitor drag conveyor operating condition;
B, by camera acquisition signal, through transmission equipment, development machine work picture is transferred in OPS, show in real time the duty of each system of development machine, meet the control of development machine, protection, demonstration, illumination and semiotic function demand; After tele-control system debugging preparation completes, control development machine is to pressing the coal cutting of coal driving, and the width of driving lane cave is 4～5m, and coal seam is automatically shoveled and delivered on belt conveyer by development machine after cutting, and by belt conveyer, transports driving lane cave to loader;
C, along with the continuous propelling of development machine, in belt conveyer outside, add long belt, utilize loader to retrodict and deliver to driving lane cave; When development machine driving is when stopping adopting line, development machine stops coal cutting, by Long-distance Control loader, belt-conveying machine equipment is withdrawn to driving lane cave, repair apparatus;
D, stay the coal column of establishing 1～1.5m, continue the coal mining of next driving lane cave, until the pressure coal completing in exploiting field reclaims.
Described to pressing coal driving coal cutting process as follows:
In OPS, first the cutterhead of development machine is adjusted to the cave lower right corner, lane incision coal body, coal cutting from below to up from right to left,, when cutting roof, controlling development machine slightly draws back, cut top coal, make back smooth, by development machine, loaded after remaining coal, again the cutterhead of development machine is adjusted to lane cave base plate and carries out next circulation coal cutting.
Beneficial effect: coal mining system of the present invention is selected Long-distance Control development machine system, comprises a development machine and remote control chamber.Controlling equipment is comprised of development machine electric control box, development machine electric control box, operating desk three parts, has remote wired control operation function, realizes separate men from machines, and during coal mining, people operates in the operating room of safety.Exploit main flow process comprise prepare clear up and to select Chu Caidong lane, the coal cutting of development machine driving, development machine coaling, extend belt, belt to outward transport coal, loader casting, dig and to precalculated position, exit tunnel, withdraw equipment, maintenance, again prepare the back production in next cave lane.Be conducive to realize opencut end side and be detained coal resources safety high-efficiency mining, can realize the unmanned automated mining of Long-distance Control, solved the little non-support in stoping operation space, have the problems such as labour intensity is large, exploitation continuity is low, potential safety hazard is many.Improve the coal resources rate of extraction etc., its production technology is simple, safe, efficient, cost of production is low, has in the art practicality widely simultaneously.
Accompanying drawing explanation
Fig. 1 is that end of the present invention is helped exploitation flat sectional drawing;
Fig. 2 is the A-A sectional drawing of Fig. 1;
Fig. 3 is the B-B sectional drawing of Fig. 1;
Fig. 4 is development machine cylinder coal cutting curve of the present invention.
In figure: 1-end side coal seam, 2-development machine, 3-belt conveyer, 4-loader, 5-holds side, 6-lane cave, 7-stops adopting line, 8-section boundary line, 9-lane cave coal column.
The specific embodiment
Below in conjunction with accompanying drawing, one embodiment of the present of invention are further described:
End of the present invention is helped coal seam Long-distance Control driving exploitation method, and main coal mining system is selected Long-distance Control development machine system, and it comprises a development machine 2 and remote control chamber.Controlling equipment is comprised of development machine electric control box, development machine electric control box, operating desk three parts, has remote wired control operation function, realizes separate men from machines, and during coal mining, people operates in the operating room of safety.Exploit main flow process comprise prepare clear up and to select Chu Cai lane cave 6, development machine 2 driving coal cuttings, development machine coaling, extend belt, belt conveyer 3 to outward transport coal, loader 4 casting, dig that line 7 exits lane cave 6, withdraws equipment to stopping adopting, maintenance, the back production of again preparing next lane cave.The method has features such as improving the coal resources rate of extraction, production technology are simple, safety, efficient, cost of production is low, is conducive to realize opencut end side and is detained coal resources safety high-efficiency mining.
As Fig. 1, shown in 2, end side coal seam 1 is positioned to reveal adopts under end side 5, belongs to the residual resource of end side, arranges that driving lane cave 6 carries out back production in coal seam, adopts the back production of the unmanned automation driving of Long-distance Control in exploitation process, and concrete steps are as follows:
A, in end side 5 bottoms, press coals outside to arrange development machine 2 and corollary systems, a video camera is respectively set above cutting part of heading machine oil cylinder, to monitor the place ahead coal cutting situation; A video camera is set above the electric control box of development machine rear, and to monitor belt conveyor 3 operating conditions, one, development machine rear video camera is that colliery is set up, and other two is development machine autogamy;
B, by camera acquisition signal, through transmission equipment, development machine work picture is transferred in OPS, show in real time the duty of development machine 2 each systems, meet the control of development machine, protection, demonstration, illumination and semiotic function demand; During coal mining, people operates in the operating room of safety; After tele-control system debugging preparation completes, control development machine 2 to pressing the coal cutting of coal driving, the width of driving lane cave 6 is 4～5m, and coal seam is automatically shoveled and delivered on belt conveyer 3 by development machine 2 after cutting, and by belt conveyer 3, transports driving lane cave 6 to loader 4; Described is as follows to pressure coal driving coal cutting process:
In OPS, first the cutterhead of development machine 2 is adjusted to lane cave 6 lower right corner incision coal bodies, coal cutting from below to up from right to left,, when cutting roof, controlling development machine 2 slightly draws back, cut top coal, makes back smooth, by development machine 2, has loaded after remaining coal, again the cutterhead of development machine 2 is adjusted to lane cave 6 base plates and carries out next circulation coal cutting, as shown in Figure 4;
C, along with the continuous propelling of development machine 2, in belt conveyer 3 outsides, add long belt, utilize loader 4 to retrodict to deliver to driving lane cave 6; When development machine driving is when stopping adopting line 7, development machine 2 stops coal cutting, by Long-distance Control loader, belt conveyer 3 is withdrawn to driving lane cave 6, repair apparatus;
D, stay the lane cave coal column 9 of establishing 1～1.5m, as shown in Figure 1,3, repeat above-mentioned steps, continue the coal mining of next driving lane cave 6, until the pressure coal completing in exploiting field reclaims.
Claims (2)
1. an end side coal seam Long-distance Control driving exploitation method, comprises and adopts development machine, controlling equipment, tele-control system, and described controlling equipment is comprised of flame-proof mine development machine electric control box, development machine electric control box, operating desk three parts; It is characterized in that: comprise the steps:
A, in end side bottom, press coal outside to arrange development machine and corollary system, 1 video camera is respectively set above cutting part of heading machine oil cylinder, to monitor the place ahead coal cutting situation; 1 video camera is set above the electric control box of development machine rear, to monitor drag conveyor operating condition;
B, by camera acquisition signal, through transmission equipment, development machine work picture is transferred in OPS, show in real time the duty of each system of development machine, meet the control of development machine, protection, demonstration, illumination and semiotic function demand; After tele-control system debugging preparation completes, control development machine is to pressing the coal cutting of coal driving, and the width of driving lane cave is 4～5m, and coal seam is automatically shoveled and delivered on belt conveyer by development machine after cutting, and by belt conveyer, transports driving lane cave to loader;
C, along with the continuous propelling of development machine, in belt conveyer outside, add long belt, utilize loader to retrodict and deliver to driving lane cave; When development machine driving is when stopping adopting line, development machine stops coal cutting, by Long-distance Control loader, belt-conveying machine equipment is withdrawn to driving lane cave, repair apparatus;
D, stay the coal column of establishing 1～1.5m, continue the coal mining of next driving lane cave, until the pressure coal completing in exploiting field reclaims.
2. end according to claim 1 is helped coal seam Long-distance Control driving exploitation method, it is characterized in that: described is as follows to pressure coal driving coal cutting process:
In OPS, first the cutterhead of development machine is adjusted to the cave lower right corner, lane incision coal body, coal cutting from below to up from right to left,, when cutting roof, controlling development machine slightly draws back, cut top coal, make back smooth, by development machine, loaded after remaining coal, again the cutterhead of development machine is adjusted to roadway floor and carries out next circulation coal cutting.
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104790956A (en) * | 2015-03-13 | 2015-07-22 | 余绍泽 | Remote control heading machine tunnel type or fully-mechanized top coal exploitation end slope coal technology |
| CN104832130A (en) * | 2015-04-28 | 2015-08-12 | 中国矿业大学 | Gasification recovery method for residual coal at end slope of strip mine |
| CN106089211A (en) * | 2016-08-19 | 2016-11-09 | 郑晓辉 | A kind of surface mine is unmanned excavates Load System |
| CN108397196A (en) * | 2018-01-16 | 2018-08-14 | 中蓝长化工程科技有限公司 | A kind of gently inclined orebody open air trestle mining methods based on lattice guest's artificial ore pillar |
| CN109296369A (en) * | 2018-10-12 | 2019-02-01 | 太原科技大学 | A process for recovering coal at the side of open-air continuous excavation working face |
| CN109882240A (en) * | 2019-03-29 | 2019-06-14 | 中国矿业大学 | An open-pit end-assisted coal-pressed backfill mining system |
| CN109882239A (en) * | 2019-03-27 | 2019-06-14 | 中国矿业大学 | A method for radial backfill mining of open-pit end-assisted coal pressing |
| CN109915148A (en) * | 2019-03-27 | 2019-06-21 | 中国矿业大学 | An open-pit end-assisted coal pressing radial mining method |
| WO2019184257A1 (en) * | 2018-03-27 | 2019-10-03 | 中煤科工能源投资有限公司 | Coal mining method for rotatably mining coal on an open pit slope using fully-mechanized coal mining equipment |
| CN111946341A (en) * | 2020-09-03 | 2020-11-17 | 中国煤炭科工集团太原研究院有限公司 | Remote control system and mining method for slope complete coal mining equipment |
| CN112127891A (en) * | 2020-09-15 | 2020-12-25 | 中国煤炭科工集团太原研究院有限公司 | Edge coal mining protection device |
| CN113047839A (en) * | 2021-03-29 | 2021-06-29 | 中国矿业大学 | Method for planning dump of strip mine in ultra-thick inclined coal seam and efficiently recovering end slope resources |
| CN113756812A (en) * | 2021-08-20 | 2021-12-07 | 云南端田矿业科技开发有限公司 | Method for recovering end slope pressing coal of strip mine for partition mining |
| RU2775028C1 (en) * | 2019-03-27 | 2022-06-27 | Чайна Юниверсити Оф Майнинг Энд Текнолоджи | Method for extraction of residual coal by radial development of longitudinal slope of quarry |
| CN115653605A (en) * | 2022-12-26 | 2023-01-31 | 中煤科工能源科技发展有限公司 | Continuous miner and side wall mining method of strip mine |
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| CN104790956A (en) * | 2015-03-13 | 2015-07-22 | 余绍泽 | Remote control heading machine tunnel type or fully-mechanized top coal exploitation end slope coal technology |
| CN104832130A (en) * | 2015-04-28 | 2015-08-12 | 中国矿业大学 | Gasification recovery method for residual coal at end slope of strip mine |
| CN104832130B (en) * | 2015-04-28 | 2017-06-06 | 中国矿业大学 | Help residual coal gasification recovery method in opencut end |
| CN106089211A (en) * | 2016-08-19 | 2016-11-09 | 郑晓辉 | A kind of surface mine is unmanned excavates Load System |
| CN108397196A (en) * | 2018-01-16 | 2018-08-14 | 中蓝长化工程科技有限公司 | A kind of gently inclined orebody open air trestle mining methods based on lattice guest's artificial ore pillar |
| CN108397196B (en) * | 2018-01-16 | 2019-10-18 | 中蓝长化工程科技有限公司 | A kind of gently inclined orebody open air trestle mining methods based on lattice guest's artificial ore pillar |
| WO2019184257A1 (en) * | 2018-03-27 | 2019-10-03 | 中煤科工能源投资有限公司 | Coal mining method for rotatably mining coal on an open pit slope using fully-mechanized coal mining equipment |
| CN109296369A (en) * | 2018-10-12 | 2019-02-01 | 太原科技大学 | A process for recovering coal at the side of open-air continuous excavation working face |
| CN109915148A (en) * | 2019-03-27 | 2019-06-21 | 中国矿业大学 | An open-pit end-assisted coal pressing radial mining method |
| CN109882239A (en) * | 2019-03-27 | 2019-06-14 | 中国矿业大学 | A method for radial backfill mining of open-pit end-assisted coal pressing |
| US11377952B2 (en) | 2019-03-27 | 2022-07-05 | China University Of Mining And Technology | Method for radially mining open-pit end slope pressed coal |
| RU2775028C1 (en) * | 2019-03-27 | 2022-06-27 | Чайна Юниверсити Оф Майнинг Энд Текнолоджи | Method for extraction of residual coal by radial development of longitudinal slope of quarry |
| WO2020192078A1 (en) * | 2019-03-27 | 2020-10-01 | 中国矿业大学 | Method for radial mining of opencast end slope remnant coal |
| RU2756537C1 (en) * | 2019-03-29 | 2021-10-01 | Чайна Юниверсити Оф Майнинг Энд Текнолоджи | System for development of cemented coal and process of open mining on a longitudinal slope |
| WO2020199546A1 (en) * | 2019-03-29 | 2020-10-08 | 中国矿业大学 | Pressed coal filling mining system and process for end slope of open pit |
| CN109882240B (en) * | 2019-03-29 | 2020-04-14 | 中国矿业大学 | An open-pit end-assisted coal-pressed backfill mining system |
| CN109882240A (en) * | 2019-03-29 | 2019-06-14 | 中国矿业大学 | An open-pit end-assisted coal-pressed backfill mining system |
| CN111946341A (en) * | 2020-09-03 | 2020-11-17 | 中国煤炭科工集团太原研究院有限公司 | Remote control system and mining method for slope complete coal mining equipment |
| CN112127891A (en) * | 2020-09-15 | 2020-12-25 | 中国煤炭科工集团太原研究院有限公司 | Edge coal mining protection device |
| CN113047839A (en) * | 2021-03-29 | 2021-06-29 | 中国矿业大学 | Method for planning dump of strip mine in ultra-thick inclined coal seam and efficiently recovering end slope resources |
| CN113756812A (en) * | 2021-08-20 | 2021-12-07 | 云南端田矿业科技开发有限公司 | Method for recovering end slope pressing coal of strip mine for partition mining |
| CN113756812B (en) * | 2021-08-20 | 2023-10-13 | 云南端田矿业科技开发有限公司 | Method for recycling open pit end slope coal under pressure by partition mining |
| CN115653605A (en) * | 2022-12-26 | 2023-01-31 | 中煤科工能源科技发展有限公司 | Continuous miner and side wall mining method of strip mine |
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