CN102619511A - Working-face automated integrated control system for thin seam drum shearers - Google Patents
Working-face automated integrated control system for thin seam drum shearers Download PDFInfo
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Abstract
A working-face automated integrated control system for thin seam drum shearers comprises a working-face central control system (4), an electrohydraulic support control system (5), a working-face video monitoring system (6), a working-face voice communication and scram control system (7), a whole-set conveyer equipment monitoring system (8), a shearer memory cutting and remote control system (9) and a ground control center (10), and electrohydraulic control system controllers (5-1) and cameras (6-1) are mounted on hydraulic supports. The working-face central control system (4) utilizes a data coupler to convert the data formats of the different control systems into a format in order to carry out unified control, and carries out two-way real-time data communication between a working face shearer, the hydraulic supports and a scraper conveyer, the cameras (6-1) carry out tracking rotation and automatic switching according to the working parameters sent by the shearer memory cutting and remote control system (9), meanwhile, the working-face video monitoring system (6) is utilized to adjust the foci and vertical and horizontal rotation of the cameras (6-1), and thereby the dead corner-less monitoring of the working face is realized.
Description
Technical field
The invention belongs to the coal mining apparatus field, relate in particular to a kind of girdle flitting work plane automation integrated control system that is adapted to the complex geological condition thin seam mining.
Background technology
China's girdle aboundresources distributes extensively.The ratio of the shared coal gross reserves of girdle reserves is great, and only state-owned colliery girdle reserves proportion just accounts for about 20%, and local mine girdle reserves proportion is bigger, and distributes extensively concentration of local.Because of domestic many mines are not followed the science mining sequence; " eat fertilizer lose thin, adopt thick abandon thin "; The exploitation high seam cause original occurrence status of girdle and the continuity covered on it in certain limit to suffer substantive destruction, so that the irretrievable problem of these resources is very serious too early.Establish the resource awareness of unexpected development and the rational exploitation problem of resource should be mentioned important schedule.New period national economy increases fast, and coal demand will continue to keep growing trend.Can predict, adopt the technical support coal production if only rely on existing combining, the colliery overall throughput then in than short-term, must occur and descend, mine life is quickened to shorten, and the confession ability of China's main body energy will suffer the consequence of severe challenge and destruction.
Because thin seam mining exists poor working environment, required workman is many, labor strength is big, coal production is low, deficiency in economic performance; Production security poor, ventilate not smooth, methane accumulation; Problems such as the gas management difficulty is big, above-mentioned variety of problems make the thin seam mining in a lot of mining areas be in and stagnate even the situation that falls back, more cause the output of girdle only to account for 7.3% of gross reserves; Well below the shared ratio of reserves, and this ratio also has further downward trend.But the exploitation of girdle is the important indicator that influences coal recovery rate always, and improving the rate of extraction also is the emphasis that each coal mining enterprise chases.
So exploitation girdle production technique safety, high-yield and high-efficiency and equipment are imperative, are rationally to reclaim coal resources, ensure that the colliery economic benefit is stable, the only way of sustainable development; Have only application of thin coal seam safety and high efficiency technical equipment, could ensure that the ratio of adopting of joining thin, high seam is complementary with the actual ratio of depositing of composing.
In recent years; For accelerating exploitation girdle resource; Problems such as work under bad environment, poor stability and the operating space that exists in the raising thin seam mining process is limited, each big Mining Group and coal machine are made enterprise and have been strengthened in girdle automation a complete set of equipment control systematic research, and obtain some application achievements; Realized moving functions such as frame, auto spraying, pushing and sliding, and camera has been installed on coal-winning machine or hydraulic support has been realized video monitoring work plane at the machine of following at work plane middle part.But; The girdle flitting work plane automation a complete set of equipment of development has only been realized the automated mining to the work plane middle part both at home and abroad at present; And all need cut sth. askew feed and cut triangle coal, clear coal of manual intervention in the work plane two ends; Can't realize the unmanned of work plane or lack people's exploitation that hydraulic support electrohydraulic control system adopts infrared rays to confirm that the position signalling of coal-winning machine and the signal of traffic direction control simultaneously, owing to the infrared signal error is bigger; Position and direction through the disconnected coal-winning machine of regular meeting's erroneous judgement; Cause in automated mining, frame action and misoperation occurring losing, need the manual work intervention, can't realize the full-automation exploitation of work plane through regular meeting.Therefore be badly in need of development and have centralized control system accurate control, that can realize the full-automatic exploitation of work plane.
Summary of the invention
In order to address the above problem, a kind of girdle flitting work plane automation integrated control system is provided, can realize monitoring real-time, no dead angle, and then realize the full-automation exploitation of work plane coal-winning machine coal cutting process.
Girdle flitting work plane automation integrated control system mainly comprises work plane centralized control system, support electrohydraulic control system, work plane video monitoring system, work plane speech communication and anxious control system, conveyer a complete set of equipment monitoring system, coal-winning machine memory cutting and tele-control system and the ground control centre of stopping, and electrohydraulic control system controller and video camera wherein have been installed on hydraulic support.The Data Format Transform that the work plane centralized control system is controlled system through data coupler with difference is that a kind of uniform format is controlled; Realize the two-way real-time communication of data between working surface coal mining machine, hydraulic support, the drag conveyor; And the coal-winning machine that coal-winning machine is controlled system acquisition accurately position, direction, coal cutting stage signal send to hydraulic support electrohydraulic control system control hydraulic support corresponding action, the coal cutting stage comprises middle part coal cutting, termination coal cutting, clear coal, the feed of cutting sth. askew, cuts the triangle coal.Video camera with cradle head control function is installed on the hydraulic support; Video camera can be followed the tracks of rotation and automatic switchover according to the running parameter of coal-winning machine memory cutting and tele-control system transmission; Can adjust the focal length of video camera, the rotation of vertical and horizontal direction through the work plane video monitoring system simultaneously; Realize the no dead angle monitoring of work plane, intervention provides reference to remote handle.
The work plane centralized control system is carried out exchanges data with the operational factor of each equipment; Control and automated mining have been realized to working surface coal mining machine, hydraulic support and conveyer a complete set of equipment; And can carry out remote handle intervention and adjustment to the work plane a complete set of equipment according to the work plane video monitoring system; Thereby realize the unmanned of work plane or lack people's exploitation; Give the ground control centre with the work plane operational factor through Optical Fiber Transmission simultaneously, thereby realize aboveground and the monitoring of remote computer work plane operating condition.The cylinder that coal-winning machine memory cutting and tele-control system are adjusted coal-winning machine through the variation at the diverse location mining height of stored record coal-winning machine in last once coal cutting goes up and down; Realize the automatic adjustment of mining height; And employing modularized design; Be divided into middle part coal cutting, the feed of cutting sth. askew, cut triangle coal and clear four modules of coal; According to the parameter length of different coal winning technology adjustment disparate modules, number of times etc., through centralized control system the coal cutting state is sent to hydraulic support electrohydraulic control system and work plane video monitoring system simultaneously, the coal cutting state comprises direction, coal-winning machine location parameter and coal cutting stage.Hydraulic support electrohydraulic control system control hydraulic support carries out corresponding action and moves frame, pushing and sliding, spraying, termination with machine and move frame, pushing and sliding or transfixion etc. in groups, thus realized the work plane two ends the feed of cutting sth. askew automatically, cut triangle coal, clear coal and middle part coal cutting.Conveyer a complete set of equipment monitoring system is monitored the real time execution situation of drag conveyor, elevating conveyor and crushing engine; And send monitor data to centralized control system; Centralized control system prevents the drag conveyor overload and improves production efficiency according to the hauling speed of the operation condition control coal-winning machine of conveyer.
Description of drawings
Fig. 1 is girdle flitting work plane automation integrated control system figure.
Among Fig. 1: work plane centralized control system 4, support electrohydraulic control system 5, work plane video control system 6; The work plane speech communication stops control system 7 with anxious, conveyer a complete set of equipment monitoring system 8, coal-winning machine memory cutting and tele-control system 9; Ground control centre 10; Optical Fiber Closure 11, electrohydraulic control system controller 5-1, video camera 6-1.
The specific embodiment
Girdle flitting work plane automation integrated control system mainly comprises work plane centralized control system 4, support electrohydraulic control system 5, work plane video monitoring system 6, work plane speech communication and anxious control system 7, conveyer a complete set of equipment monitoring system 8, coal-winning machine memory cutting and tele-control system 9 and the ground control centre 10 of stopping, and electrohydraulic control system controller 5-1 and video camera 6-1 wherein have been installed on hydraulic support.The Data Format Transform that work plane centralized control system 4 is controlled system through data coupler with difference is that a kind of uniform format is controlled; Realize the two-way real-time communication of data between working surface coal mining machine, hydraulic support, the drag conveyor; And the coal-winning machine that coal-winning machine is controlled system acquisition accurately position, direction, coal cutting stage signal send to hydraulic support electrohydraulic control system control hydraulic support corresponding action, the coal cutting stage comprises middle part coal cutting, termination coal cutting, clear coal, the feed of cutting sth. askew, cuts the triangle coal.Video camera 6-1 with cradle head control function has been installed on hydraulic support; Video camera 6-1 can follow the tracks of rotation and automatic switchover according to the running parameter of coal-winning machine memory cutting and tele-control system 9 transmissions; Can adjust the focal length of video camera 6-1, the rotation of vertical and horizontal direction through work plane video monitoring system 6 simultaneously; Realize the no dead angle monitoring of work plane, intervention provides reference to remote handle.The work plane centralized control system is carried out exchanges data with the operational factor of each equipment simultaneously; Control and automated mining have been realized to working surface coal mining machine, hydraulic support and conveyer a complete set of equipment; And can carry out remote handle intervention and adjustment according to 6 pairs of work plane a complete set of equipment of work plane video monitoring system; Thereby realize the unmanned of work plane or lack people's exploitation; Give ground control centre 10 with the work plane operational factor through Optical Fiber Transmission simultaneously, thereby realize aboveground and the monitoring of remote computer work plane operating condition.The cylinder that coal-winning machine memory cutting and tele-control system 9 are adjusted coal-winning machine through the variation at the diverse location mining height of stored record coal-winning machine in last once coal cutting goes up and down; Realize the automatic adjustment of mining height; And employing modularized design; Be divided into middle part coal cutting, the feed of cutting sth. askew, cut triangle coal and clear four modules of coal; Parameter (length, number of times etc.) according to different coal winning technology adjustment disparate modules sends to hydraulic support electrohydraulic control system 5 and work plane video monitoring system 6 through centralized control system with the coal cutting state simultaneously, and the coal cutting state comprises direction, coal-winning machine location parameter and coal cutting stage.Hydraulic support electrohydraulic control system 5 control hydraulic supports carry out corresponding action; Comprise: move frame, pushing and sliding, spraying, termination and move frame, pushing and sliding or transfixion etc. in groups with machine, thereby realized the work plane two ends the feed of cutting sth. askew automatically, cut triangle coal, clear coal and middle part coal cutting.The real time execution situation of conveyer a complete set of equipment monitoring system 8 pairs of drag conveyors 3, elevating conveyor and crushing engines is monitored; And send monitor data to centralized control system 4; Centralized control system 4 prevents the drag conveyor overload and improves production efficiency according to the hauling speed of the operation condition control coal-winning machine 1 of conveyer.
Claims (7)
1. girdle flitting work plane automation integrated control system; Comprise work plane centralized control system (4), support electrohydraulic control system (5), work plane video monitoring system (6), work plane speech communication and anxious control system (7), conveyer a complete set of equipment monitoring system (8), coal-winning machine memory cutting and tele-control system (9) and ground control centre (10) of stopping; Electrohydraulic control system controller (5-1) and video camera (6-1) have been installed on hydraulic support; It is characterized in that: the Data Format Transform that work plane centralized control system (4) is controlled system through data coupler with difference is that a kind of uniform format is controlled; Realize the two-way real-time communication of data between working surface coal mining machine, hydraulic support, the drag conveyor; Video camera (6-1) is followed the tracks of rotation according to the running parameter of coal-winning machine memory cutting and tele-control system (9) transmission and is automaticallyed switch; The rotation of the focal length through work plane video monitoring system (6) adjustment video camera (6-1), vertical and horizontal direction realizes the no dead angle monitoring of work plane simultaneously.
2. girdle flitting work plane automation integrated control system according to claim 1 is characterized in that: position, direction, coal cutting stage signal send to hydraulic support electrohydraulic control system control hydraulic support corresponding action to the coal-winning machine that described work plane centralized control system (4) is controlled system acquisition with coal-winning machine accurately.
3. girdle flitting work plane automation integrated control system according to claim 2 is characterized in that: the described coal cutting stage comprises middle part coal cutting, termination coal cutting, clear coal, the feed of cutting sth. askew, cuts the triangle coal.
4. girdle flitting work plane automation integrated control system according to claim 1 is characterized in that: the said video camera (6-1) that is installed on the hydraulic support has the cradle head control function.
5. girdle flitting work plane automation integrated control system according to claim 1; It is characterized in that: described coal-winning machine memory cutting and tele-control system (9) adopt modularized design, are divided into middle part coal cutting, the feed of cutting sth. askew, cut triangle coal and clear four modules of coal.
6. girdle flitting work plane automation integrated control system according to claim 1; It is characterized in that: described coal-winning machine memory cutting and tele-control system (9) send to hydraulic support electrohydraulic control system (5) and work plane video monitoring system (6) through work plane centralized control system (4) with the coal cutting state; Hydraulic support electrohydraulic control system (5) control hydraulic support carries out corresponding action; Wherein the coal cutting state comprises direction, coal-winning machine location parameter and coal cutting stage, and the action that hydraulic support carries out comprises that moving frame, pushing and sliding, spraying, termination with machine moves frame, pushing and sliding or transfixion in groups.
7. girdle flitting work plane automation integrated control system according to claim 1; It is characterized in that: conveyer a complete set of equipment monitoring system (8) sends monitor data to centralized control system (4); Centralized control system (4) prevents the drag conveyor overload according to the hauling speed of the operation condition control coal-winning machine (1) of conveyer.
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| CN102865075A (en) * | 2012-10-08 | 2013-01-09 | 中国矿业大学 | Remote monitor method and system for coal cutter |
| CN103244120A (en) * | 2013-05-23 | 2013-08-14 | 北京天地玛珂电液控制系统有限公司 | Dynamic speed control system of coal mining machine for coal mine high-gas fully mechanized coal mining face |
| CN103334753A (en) * | 2013-03-04 | 2013-10-02 | 中国矿业大学 | System and method for remote and visual coal mining flow supervision of coal mine underground working face |
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| CN110748378B (en) * | 2019-11-22 | 2020-10-20 | 河南理工大学 | Automatic coordination method for top coal caving face transportation system and fully mechanized coal mining operation |
| CN113685179A (en) * | 2020-05-19 | 2021-11-23 | 郑州煤机智能工作面科技有限公司 | Automatic control system and control method for fully mechanized coal mining face of coal mine |
| CN116567186A (en) * | 2023-05-26 | 2023-08-08 | 浙江双视科技股份有限公司 | Mining machine panoramic monitoring display system and position identification method thereof |
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