CN104131828B - Intelligence coupled mode two column protected type Hydraulic Support for Super Great Mining Height - Google Patents
Intelligence coupled mode two column protected type Hydraulic Support for Super Great Mining Height Download PDFInfo
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- CN104131828B CN104131828B CN201410341867.3A CN201410341867A CN104131828B CN 104131828 B CN104131828 B CN 104131828B CN 201410341867 A CN201410341867 A CN 201410341867A CN 104131828 B CN104131828 B CN 104131828B
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Abstract
The invention provides a kind of intelligence coupled mode two column protected type Hydraulic Support for Super Great Mining Height, it is by installing various kinds of sensors assembly and intelligence control system assembly in two column protected type Hydraulic Support for Super Great Mining Height main body, utilize Intelligent electric liquid control system technology, sensor network technique, network communications technology etc., it is achieved support couples with the intelligence of work surface country rock top board；Support wall supporting couples with the intelligence of rib；Support wall supporting, the flexible intelligent coordinated operation with coal-winning machine；The automatic alignment of force piece and " fall post, shifting frame, setting prop, flexible, wall supporting " are with machine intelligentized control method；And possess the intelligent functions such as perfect autognostic, fault pre-alarming, also can be connected with fully-mechanized mining working collection control communication system " seamless ", realize hydraulic support, coal-winning machine, scrapper conveyor " three machines " intelligent coordination control operation, it is achieved the coal mining automatization of people, Intelligentized mining unmanned, few.
Description
Technical field
The present invention relates to ten-million-ton scale large coal mine intellectuality work surface full-seam mining coal mining field, specifically a kind of intelligence coupled mode two column protected type Hydraulic Support for Super Great Mining Height.
Background technology
China is big coal country of the world, accounts for the 50% of world's coal quantum of output, and China's coal-mine Mining Equipment manufacturing industry production capacity and scale can be rated as the biggest in the world, but overall technology level and innovation ability far lag behind advanced international standard.For China's coal mining machinery equipment development of manufacturing present situation, according to " national economy and the 12nd five-year-plan outline of social development " and " State Council cultivates and the decision of development strategy new industry about quickening " spirit, it is " 12 " period manufacturing development priority of coal mining machinery equipment that the innovation and development of quickening intelligent manufacturing equipment and industrialization, promotion coal mining machinery equipment manufacturing industry transition and upgrade, raising fully-mechanized mining working produce the intelligent level of equipment.
Coal high-efficiency intensive manufacture is the direction of Dissertation of Development of Coal Industry, uses advanced production technique and the core that equipment is that mine high-efficiency intensifying produces." 12 " period, the new development situation of coal industry proposes the requirement of more Gao Gengxin to colliery equipment, coal production is intensive, requiring that colliery equipment develops to complete set, high reliability direction, the colliery equipment Requirement of automatization, intelligentize and informatization is increased by the safety in production of coal technique.
Realize few people, unmanned roboticized mining techniques is the study hotspot on our times mining circle, and the technology of the U.S. and Australia is positioned at prostatitis, the world, and the automatization and the subsurface environment safety information that i.e. achieve " three machines " eighties in 20th century are monitored in real time.At the beginning of the nineties, Canada begins one's study remote controlled exploitation technology, and Finland also announces intelligence mining technique scheme.
China's starting is the most later, within 2000, the little blue or green colliery of iron processes coal industry realizes national first girdle automatization manless working face, 2004, Shandong Xin Wen Mining Group introduces new technology from abroad, workman can beyond work surface site operation electromechanical equipment, complete brokenly coal, coaling, transport the operations such as coal, it is achieved that manless working face.2005, Datong Coal Mine Group also achieve coal plough combine adopt manless working face.Automatization, information-based coal-face that China in 2007 is first has an independent intellectual property right are put into serial production at Lu Anhuanneng joint-stock company Zhang Cun, indicate that the highly efficient and productive mine construction of Coal Industry of China enters the new stage.The developing rapidly of high-yield and high-efficiency production technique, combine the development adopting the safe and efficient On Comprehensive Technique in automatically working face, and large power electric shearer, hydraulic support and drag conveyor automatically control and the realization of operating mode detection technique, work surface automaticity is made to improve rapidly, in geological conditions preferably local (area, god east), work surface realizes few people, Manless mining substantially.
International coal machine manufacturing industry at present mostly mine 6,000,000 tons to 10,000,000 tons comprehensive of production year adopt complete set of equipments.International and domestic large coal mine the most mostly uses ten-million-ton scale to combine and adopts complete set of equipments, but without using intelligence outfit.
Summary of the invention
The invention aims to the coal mining equipment providing a kind of intelligence degree high, specifically a kind of intelligence coupled mode two column protected type Hydraulic Support for Super Great Mining Height.
The present invention is achieved through the following technical solutions:
A kind of intelligence coupled mode two column protected type Hydraulic Support for Super Great Mining Height, including base, back timber and the caving shield hinged with back timber, base is that mark structure is opened in centre, balance jack it is provided with (by the adjustment to back timber attitude between caving shield and back timber, realize back timber top board to be made a concerted effort the adjustment of position), it is provided with the front rod hinged with both and back link (realizing the effective supporting role to top board) between caving shield and base, between back timber and base, needling cap articulated manner is provided with two hydraulically extensible columns；Being provided with extensible canopy in the body of back timber front end, extensible canopy front end is hinged with one-level face guard, and one-level face guard front end is hinged with secondary protecting side plate (realizing rib, the immediate support of top board)；Being provided with one-level wall supporting jack on extensible canopy, the push rod of one-level wall supporting jack is hinged with one-level face guard rear portion；Being provided with secondary protecting side jack on one-level face guard, the push rod of secondary protecting side jack is hinged with secondary protecting side postlaminar part；The opening of base is provided with advancing jack (realize shifting drive, pushing and sliding effect) between shelves, base front portion is provided with lifts end jack (by lifting end jack, advancing jack push rod, the interaction of base, realize lifting base front portion and move the function driven), the middle and lower part of base is provided with adjusts frame jack (by adjusting the interaction of the flexible of frame jack and neighbour's frame base, it is achieved the side tune effect to adjacent frame)；Apparatus of the present invention also include intelligent controller and the sensor of some kinds, particularly as follows: be respectively arranged with an obliquity sensor on back timber, caving shield, front rod, base and one-level face guard, the outfan of obliquity sensor is connected with the input of intelligent controller, and intelligent controller controls hydraulically extensible column, balance jack and the action of one-level wall supporting jack；At extensible canopy rear portion, the anterior position of back timber one proximity transducer (including proximity transducer and reaction magnetic ring) is installed, the outfan of proximity transducer is connected with the input of intelligent controller, the action of intelligent controller control extensible canopy；Cavity of resorption at one-level wall supporting jack is provided with a pressure transducer, and the outfan of pressure transducer is connected with the input of intelligent controller, and intelligent controller controls the action of one-level wall supporting jack；Being provided with stroke sensor assembly on the side guard plate of back timber both sides, stroke sensor assembly includes stroke sensor and magnet ring, and stroke sensor is installed on wherein on the side guard plate of side, magnet ring is arranged on opposite side side guard plate；Intelligent controller carries out information transmission by radio transmission mode with centralized control center.Intelligent controller controls jack action by the conventional design such as control circuit, valve, belongs to this area routine techniques, is not repeating.
Patent of the present invention is by installing various kinds of sensors assembly and intelligence control system assembly in two column protected type Hydraulic Support for Super Great Mining Height main body, utilize Intelligent electric liquid control system technology, sensor network technique, network communications technology etc., it is achieved support couples with the intelligence of work surface country rock top board；Support wall supporting couples with the intelligence of rib；Support wall supporting, the flexible intelligent coordinated operation with coal-winning machine；The automatic alignment of force piece and " fall post, shifting frame, setting prop, flexible, wall supporting " are with machine intelligentized control method；And possess the intelligent functions such as perfect autognostic, fault pre-alarming, also can be connected with fully-mechanized mining working collection control communication system " seamless ", realize hydraulic support, coal-winning machine, scrapper conveyor " three machines " intelligent coordination control operation, it is achieved the coal mining automatization of people, Intelligentized mining unmanned, few.
Hydraulic support of the present invention is by the intelligent controller installed on it and corresponding sensor, it is achieved 5 categorles functions of hydraulic support, and concrete scheme is as follows:
1) implementation of the intelligent coupling function of support and country rock top board
The back timber of hydraulic support, caving shield, front rod, base are provided with the obliquity sensor of four series connection networkings, forms one and monitor system, it is achieved back timber is faced upward, inclination angle of bowing, support lateral tilting oblique angle, the measurement of support bearing height.When back timber face upward, inclination angle of bowing beyond setting value time, intelligent controller by according to left and right neighbour's frame back timber attitude in time hydraulically extensible column and balance jack to this be adjusted, to keep support rational supporting state, it is achieved the support effective control to country rock top board.Send early warning information when repeatedly adjusting invalid to centralized control center, centralized control center judge whether to need manual intervention.
When support lateral tilting oblique angle is beyond setting value, send early warning information in time.
Intelligent controller, by the support attitude detected and support height information, gets forwarded to centralized control center in real time, effectively ensures to the properly functioning offer of coal-winning machine.
2) implementation of the intelligent coordinated operation function of support one secondary protecting side plate, extensible canopy and coal-winning machine
Mounted angle sensor on support one-level face guard, detection face guard and the angle of back timber；Proximity transducer is installed in extensible canopy rear portion and back timber front portion casing, detects extensible canopy retrieving position.When face guard and extensible canopy are all regained and put in place, sensor will detect withdrawal signal, is transferred to positional information in real time by intelligent controller collect control centre.
When support face guard and extensible canopy is unrecovered put in place time, centralized control center will send instruction to intelligent controller in time, solved by manual intervention, thus avoid coal-winning machine through out-of-date with support face guard and the interfering of extensible canopy, it is achieved the coordinated operation of support and coal-winning machine.
3) support face guard and the intelligent coupling function implementation of rib
At one-level wall supporting jack cavity of resorption, pressure transducer is installed, when wall supporting is opened, intelligent controller can real-time monitor the pressure of oil cylinder cavity of resorption, when pressure is less than setting load, intelligent controller control system carries out automatic compensation pretension, to realize the automatic coupling function of support face guard and rib.When ftercompction pretension failure, intelligent controller sends alarm signal to centralized control center.
4) work surface Intelligent sliding frame straightening functional realiey scheme
On the side guard plate of set cap both sides, it is respectively mounted stroke sensor and magnetic ring component, when multi rack support accommodated side-by-side, the stroke sensor on each support just forms a set of stroke sensor system with the magnet ring of next frame, i.e. can get the relative position between two supports.
The setting of support automatic alignment datum line, as shown in Figure 2:
Theoretical principle line is when the support of whole work surface and scraper-trough conveyer installation, and under manual operation as requested after straightening, between the support that every support is adjacent, i.e. the two side guard plate set of locations at adjacent stent become the stroke sensor system of complete set.Now resetting or using currency the position of all stroke sensors as zero reference, drawn a straight line by the zero reference point of all of for whole work surface stroke sensor, this straight line is exactly datum line.
Pushing and sliding afterwards and during trying to stop people from fighting each other, all approach with datum line for target, to realize force piece, scraper plate straightening.
5) support self diagnosis and fault pre-alarming function
Intelligent controller can detect the duty of each sensor in real time, when sensor occurs abnormal, and can preliminary analysis abnormal cause (such as: off-line, transfinite)；During carrying out support action control, once motion cannot normally start or interrupt, can preliminary analysis abnormal cause (such as: locking, time-out etc.).Above abnormal cause can transmit to centralized control center, carries out integrated display.
On the basis of present invention high working face hydraulic support automated control technology at home, there is energy automatic coupling work surface wall rock condition, it is achieved monitoring and the adjustment automatically of support " attitude "；Realize support wall supporting to monitor and intelligence pretension with the automatic of rib；Realize support wall supporting, the flexible intelligent coordinated operation with coal-winning machine；Realize work surface automatic alignment and " fall post, shifting frame, setting prop, flexible, wall supporting " with machine intelligentized control method, and possess perfect autognostic, fault pre-alarming function, also can be connected with fully-mechanized mining working collection control communication system " seamless ", realize hydraulic support, coal-winning machine, scrapper conveyor " three machines " intelligent coordination control operation, it is achieved the coal mining automatization of people, Intelligentized mining unmanned, few.The present invention has working resistance big (12000kN), supporting height height (maximum height 6.4m), the advantages such as working life demands high (60000 task circulation), intelligence degree high (5 categorles function), represent the high-tech level of domestic high working face hydraulic support.Concrete condition see table 1:
Table 1 present invention similar support technology outer with Present Domestic compares
Accompanying drawing explanation
Fig. 1 is the structural representation of apparatus of the present invention.
Fig. 2 is apparatus of the present invention automatic alignment datum line schematic diagrams.
In figure: 1-base, 2-back timber, 3-caving shield, 4-balance jack, 5-front rod, 6-back link, 7-hydraulically extensible column, 8-extensible canopy, 9-one-level face guard, 10-secondary protecting side plate, 11-one-level wall supporting jack, 12-secondary protecting side jack, 13-advancing jack, 14-lift end jack, 15-adjusts frame jack, 16-intelligent controller, x-actual arrangement line, y-datum line.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further described:
As shown in Figure 1, a kind of intelligence coupled mode two column protected type Hydraulic Support for Super Great Mining Height, including base (1), back timber (2) and the caving shield (3) hinged with back timber (2), base (1) is that mark structure is opened in centre, balance jack (4) it is provided with between caving shield (3) and back timber (2), it is provided with the front rod (5) hinged with both and back link (6) between caving shield (3) and base (1), between back timber (2) and base (1), needling cap articulated manner is provided with two hydraulically extensible columns (7)；Being provided with extensible canopy (8) in the body of back timber (2) front end, extensible canopy (8) front end is hinged with one-level face guard (9), and one-level face guard (9) front end is hinged with secondary protecting side plate (10)；Being provided with one-level wall supporting jack (11) on extensible canopy (8), the push rod of one-level wall supporting jack (11) is hinged with one-level face guard (9) rear portion；Being provided with secondary protecting side jack (12) on one-level face guard (9), the push rod of secondary protecting side jack (12) is hinged with secondary protecting side plate (10) rear portion；Opening of base (1) is provided with advancing jack (13) between shelves, base (1) front portion is provided with lifts end jack (14), and the middle and lower part of base (1) is provided with tune frame jack (15)；It is characterized in that: also include intelligent controller (16) and the sensor of some kinds, particularly as follows: be respectively arranged with an obliquity sensor on back timber (2), caving shield (3), front rod (5), base (1) and one-level face guard (9), the outfan of obliquity sensor is connected with the input of intelligent controller (16), and intelligent controller (16) controls hydraulically extensible column (7), balance jack (4) and the action of one-level wall supporting jack (11)；At extensible canopy (8) rear portion, the anterior position of back timber (2) one proximity transducer is installed, the outfan of proximity transducer is connected with the input of intelligent controller (16), the action of intelligent controller (16) control extensible canopy (8)；Cavity of resorption in one-level wall supporting jack (11) is provided with a pressure transducer, and the outfan of pressure transducer is connected with the input of intelligent controller (16), and intelligent controller (16) controls the action of one-level wall supporting jack (11)；Being provided with stroke sensor assembly on the side guard plate of back timber (2) both sides, stroke sensor assembly includes stroke sensor and reaction magnetic ring, and stroke sensor is installed on wherein on the side guard plate of side, reaction magnetic ring is arranged on opposite side side guard plate；Intelligent controller (16) carries out information transmission by radio transmission mode with centralized control center.
Claims (1)
1. an intelligent coupled mode two column protected type Hydraulic Support for Super Great Mining Height, including base (1), back timber (2) and the caving shield (3) hinged with back timber (2), base (1) is that mark structure is opened in centre, balance jack (4) it is provided with between caving shield (3) and back timber (2), it is provided with the front rod (5) hinged with both and back link (6) between caving shield (3) and base (1), between back timber (2) and base (1), needling cap articulated manner is provided with two hydraulically extensible columns (7)；Being provided with extensible canopy (8) in the body of back timber (2) front end, extensible canopy (8) front end is hinged with one-level face guard (9), and one-level face guard (9) front end is hinged with secondary protecting side plate (10)；Being provided with one-level wall supporting jack (11) on extensible canopy (8), the push rod of one-level wall supporting jack (11) is hinged with one-level face guard (9) rear portion；Being provided with secondary protecting side jack (12) on one-level face guard (9), the push rod of secondary protecting side jack (12) is hinged with secondary protecting side plate (10) rear portion；Opening of base (1) is provided with advancing jack (13) between shelves, base (1) front portion is provided with lifts end jack (14), and the middle and lower part of base (1) is provided with tune frame jack (15)；It is characterized in that: also include intelligent controller (16) and the sensor of some kinds, particularly as follows: be respectively arranged with an obliquity sensor on back timber (2), caving shield (3), front rod (5), base (1) and one-level face guard (9), the outfan of obliquity sensor is connected with the input of intelligent controller (16), and intelligent controller (16) controls hydraulically extensible column (7), balance jack (4) and the action of one-level wall supporting jack (11)；At extensible canopy (8) rear portion, the anterior position of back timber (2) one proximity transducer is installed, the outfan of proximity transducer is connected with the input of intelligent controller (16), the action of intelligent controller (16) control extensible canopy (8)；Cavity of resorption in one-level wall supporting jack (11) is provided with a pressure transducer, and the outfan of pressure transducer is connected with the input of intelligent controller (16), and intelligent controller (16) controls the action of one-level wall supporting jack (11)；Being provided with stroke sensor assembly on the side guard plate of back timber (2) both sides, stroke sensor assembly includes stroke sensor and reaction magnetic ring, and stroke sensor is installed on wherein on the side guard plate of side, reaction magnetic ring is arranged on opposite side side guard plate；Intelligent controller (16) carries out information transmission by radio transmission mode with centralized control center.
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| CN104406556B (en) * | 2014-11-18 | 2017-09-08 | 天地科技股份有限公司 | A kind of fully-mechanized mining working support multidigit state and descending amount of piston measurement system and method |
| CN105065049A (en) * | 2015-08-26 | 2015-11-18 | 冀中能源股份有限公司邢东矿 | Hydraulic support for high-water cut and fill mining |
| CN105756694B (en) * | 2016-03-10 | 2018-01-12 | 山东能源重装集团鲁南装备制造有限公司 | A kind of back timber and the hydraulic support comprising the back timber |
| CN106050287A (en) * | 2016-08-09 | 2016-10-26 | 广州日滨科技发展有限公司 | System and method for controlling Wongawilli coal mining supports |
| CN107227970A (en) * | 2017-06-20 | 2017-10-03 | 山西平阳重工机械有限责任公司 | Electro-hydraulic control termination lapping hydraulic bracket |
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| CN110529163B (en) * | 2019-07-20 | 2021-04-23 | 安徽理工大学 | Intelligent coal mine support |
| CN112814719A (en) * | 2020-12-31 | 2021-05-18 | 重庆大学 | Intelligent sensing and controlling method for hydraulic support |
| CN112879062A (en) * | 2021-01-20 | 2021-06-01 | 河南理工大学 | Method for using intelligent roof control device for gob-side entry retaining with self-adjusting posture angle |
| CN112879061A (en) * | 2021-01-20 | 2021-06-01 | 河南理工大学 | Intelligent type top control device for gob-side entry retaining with self-adjusting posture angle |
| CN114017088B (en) * | 2021-11-01 | 2023-12-22 | 国能神东煤炭集团有限责任公司 | Hydraulic support with side protection mechanism |
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| DE19636389B4 (en) * | 1996-09-07 | 2004-03-11 | Dbt Automation Gmbh | Method and device for load monitoring of hydraulic shield removal frames for underground mining |
| CN101592034A (en) * | 2009-06-25 | 2009-12-02 | 中煤北京煤矿机械有限责任公司 | Super large mining height hydraulic support with super high working resistance |
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