CN102444416B - Fully mechanized mining face hydraulic support beam-type retracting device - Google Patents
Fully mechanized mining face hydraulic support beam-type retracting device Download PDFInfo
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- CN102444416B CN102444416B CN201110438451.XA CN201110438451A CN102444416B CN 102444416 B CN102444416 B CN 102444416B CN 201110438451 A CN201110438451 A CN 201110438451A CN 102444416 B CN102444416 B CN 102444416B
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Abstract
The invention relates to a coalmine fully mechanized mining complete equipment retracting device and particularly relates to a fully mechanized mining face hydraulic support beam-type retracting device which can be used for solving the problems such as high potential safety hazard, high labor intensity, slow retracting speed and the like caused by the adoption of a winch and a steel wire rope for traction in the prior art. The device comprises at least three retracting shield supports, wherein each retracting shield support comprises a base, a front connecting rod, a rear connecting rod, a shield beam, a top beam and an upright, and a push rod and a push oil cylinder are arranged in each base; the device also comprises a rigid triangular beam-type retracting device composed of a cross beam, a longitudinal beam and an inclined breast beam; a guide sleeve is arranged at the outer side of the base of the lateral retracting shield support; the longitudinal beam is arranged in the guide sleeve in a penetrating manner and is provided with a chain adjuster, and the chain adjuster is provided with a chain; and the power output end of the push rod of each retracting shield support is hinged with the cross beam. By utilizing the device, a support to be retracted can be retracted through self movement, the speed of retracting and moving a fully mechanized mining face support to a working face is improved, the labor intensity of workers is alleviated, the production efficiency is improved, the coalmine production safety is enhanced, and the high yield and high efficiency of a fully mechanized working face are improved.
Description
Technical field
The present invention relates to a kind of device that withdraws of coal mine fully-mechanized mining a complete set of equipment, be specially a kind of fully-mechanized mining working surface hydraulic support beam type and withdraw device.
Background technology
Coal mine fully-mechanized mining hydraulic support is the visual plant in coal mine fully-mechanized mining a complete set of equipment, quantity is more, back production is to stopping adopting line place, coal-winning machine, the equipment such as scrapper conveyor and comprehensive mining hydraulic bracket all need to be moved next face to be adopted from a work plane and install, withdrawing of comprehensive mining hydraulic bracket is to combine a job of adopting a complete set of equipment and withdraw middle workload maximum, because the gangue that has inbreak is accumulated at hydraulic support rear, rock, belong to pressure concentration visualization area geological conditions severe, when current fully mechanized coal face hydraulic support withdrawing, lean on winch and rope traction, because easily snapping, wire rope flies to slide, there is great potential safety hazard, and labour intensity is large, withdraw speed slow, inefficiency, in a word, the safety of current this fully-mechanized mining working rack restoring mode, the aspects such as efficiency all can not adapt to the requirement of resettlement fast of high-yield and high-efficiency fully-mechanized mining working.
Summary of the invention
The present invention withdraws and mostly adopts winch and rope traction to complete in order to solve existing fully-mechanized mining working surface hydraulic support, there is the problems such as potential safety hazard is large, labour intensity large, the speed that withdraws is slow, provide a kind of fully-mechanized mining working surface hydraulic support beam type to withdraw device, shorten the resettlement non-cutting time of fully-mechanized mining working surface hydraulic support.
The present invention adopts following technical scheme to realize: fully-mechanized mining working surface hydraulic support beam type withdraws device, comprise at least three be arranged side by side withdraw shield support, the described shield support that withdraws comprises base, front rod, back link, caving shield, back timber, between base and back timber, be connected with column, in base, run through and pusher rod is set and passes oil cylinder, in the hydraulic control system of passing oil cylinder, be provided with reversible lock, pusher rod one end is hinged with passing cylinder piston rod termination, innovative point of the present invention is that this beam type withdraws device and also comprises the crossbeam that withdraws shield support base front by being positioned at each, being positioned at avris withdraws the longeron in shield support outside and is connected in crossbeam, the rigid triangle beam type that raker beam between longeron forms withdraws device, the chassis outer side that avris withdraws shield support is provided with fairlead, and longeron runs through and is arranged in fairlead, and longeron is provided with chain regulator, is connected with the chain being connected with fully-mechanized mining working surface hydraulic support beetle haulage system on chain regulator, each pusher rod clutch end that withdraws shield support is hinged with crossbeam respectively.
Withdraw the structure of device in order further to optimize this, improve its function, the present invention has also carried out following architecture advances:
This beam type withdraws device and also comprises and the trigonum shield support that withdraws shield support and be arranged side by side and be positioned at fully-mechanized mining working support one side.
Described crossbeam one end and be positioned at fully-mechanized mining working support one side and be hinged with crossbeam lengthening beam.Crossbeam lengthening beam can be according to withdrawing span length and haulage device width is accepted or rejected, and in addition, crossbeam and crossbeam lengthening beam are connected to form hinged girder, and vertical direction is swingable ± and 15 °, can adapt to certain base plate and rise and fall.
Longeron, crossbeam, raker beam that formation rigid triangle beam type withdraws device connect by bearing pin between two, conveniently detachable, dismantle, transport and re-assembly while being conducive to conversion work face.
The present invention be directed to fully-mechanized mining working surface hydraulic support under coal mine and withdraw the actual conditions of technique, make full use of fully-mechanized mining working support and withdraw shield support function, set up the crossbeam that withdraws shield support base front by being positioned at each, being positioned at avris withdraws the longeron in shield support outside and is connected in crossbeam, the rigid triangle beam type that raker beam between longeron forms withdraws device, with chain longeron with treat that back withdrawing fully-mechanized mining working face support is connected, taking longeron as anchor point, utilization treats that the realization of back withdrawing fully-mechanized mining working face support passing oil cylinder is from moving, and progressively from fully-mechanized mining working, withdraw from, simultaneously, each withdraws shield support taking crossbeam and crossbeam lengthening beam as fulcrum, in base, pass under the effect of oil cylinder and pusher rod, step type moves forward one by one, withdraw shield support group so that whole and move to next operating position.In the time withdrawing shield support step type and move, rigid triangle beam type withdraws device Integral synchronous and moves.
Compared with prior art, design concept of the present invention is rationally advanced, compact conformation, safety and stability is reliable, replace the tradition such as dependence winch and rope traction completely and withdrawn method, can make support to be withdrawn remove from retracting, greatly improve face velocity of fully-mechanized mining working rack restoring resettlement, alleviate labor strength, improved production efficiency, strengthened coal mine production safety, eliminate potential safety hazard, improving the high-yield and high-efficiency of fully-mechanized mining working, through practical proof, is that a kind of very good fully-mechanized mining working surface hydraulic support withdraws device.
Brief description of the drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is that in Fig. 1, avris withdraws one of structural representation of shield support;
Fig. 3 is that in Fig. 1, avris withdraws one of structural representation of shield support;
Fig. 4 is the arrangement schematic diagram that withdraws device and fully-mechanized mining working support of the present invention;
In figure: 1-withdraws shield support; 2-base; 3-back timber; 4-column; 5-pusher rod; 6-crossbeam; 7-longeron; 8-raker beam; 9-fairlead; 10-chain regulator; 11-fully-mechanized mining working support; 12-chain; 13-trigonum shield support; 14-crossbeam lengthening beam; 15-front rod; 16-back link; 17-caving shield; 18-avris withdraws shield support.
Detailed description of the invention
Fully-mechanized mining working surface hydraulic support beam type withdraws device, as shown in Figure 1, comprise at least three be arranged side by side withdraw shield support, the described shield support 1 that withdraws comprises base 2, front rod 15, back link 16, caving shield 17, back timber 3, between base and back timber, be connected with column 4, in base, run through and pusher rod 5 is set and passes oil cylinder, in the hydraulic control system of passing oil cylinder, be provided with reversible lock, this reversible lock is existing known products, its structure and operating principle are well known to those of ordinary skill in the art, pusher rod one end is hinged with passing cylinder piston rod termination, as Fig. 2, shown in 3, this beam type withdraws device and also comprises the crossbeam 6 that withdraws shield support base 2 fronts by being positioned at each, being positioned at avris withdraws the longeron 7 in shield support 18 outsides and is connected in crossbeam, the rigid triangle beam type that raker beam 8 between longeron forms withdraws device, crossbeam 6 one end, and be positioned at fully-mechanized mining working support 11 1 sides and be hinged with crossbeam lengthening beam 14, form the longeron 7 that rigid triangle beam type withdraws device, crossbeam 6, raker beam 8 connects by bearing pin between two, base 2 outsides that avris withdraws shield support are provided with fairlead 9, and longeron 7 runs through and is arranged in fairlead 9, and longeron 7 is provided with chain regulator 10, is connected with the chain 12 being connected with fully-mechanized mining working support 11 Push System for Hydraulic Supports on chain regulator, each pusher rod 5 clutch ends that withdraw shield support are hinged with crossbeam 6 respectively.
As shown in Figure 4, this beam type withdraws device and also comprises and the trigonum shield support 13 that withdraws shield support 1 and be arranged side by side and be positioned at fully-mechanized mining working support 11 1 sides, by trigonum shield support with withdraw shield support and be used in conjunction with, can solve the existing trigonum top board that withdraws and adopt the problems such as crib protection is wasted time and energy, supporting intensity is poor, waste resource, improve the safety that fully-mechanized mining working withdraws.This trigonum shield support is existing known features, and can adopt the patent No. is the coal mine underground remote control triangle protective shield of ZL 2,010 2 0590018.9.
When concrete enforcement, each withdraws the passing oil cylinder work in shield support base, piston rod shrinks, promoting connected pusher rod stretches out to fully-mechanized mining working rack restoring direction, then drive formation rigid triangle beam type to withdraw the crossbeam of device, crossbeam lengthening beam, raker beam and longeron move to same direction, longeron moves along fairlead, then the shield support back timber that withdraws in the middle of being positioned at is lowered, all the other two withdraw shield support top board are played a supportive role, and utilize reversible lock by its hydraulic control system locking, the pusher rod that is positioned at its base is firmly withstood crossbeam, in the middle of starting subsequently, withdraw the passing oil cylinder in shield support base, piston rod stretches out, drive pusher rod to shrink round about, according to the principle of active force and reaction force, using crossbeam as anchoring beam, centre is withdrawn to shield support and move next operating position to, prop up back timber, adopting uses the same method withdraws shield support pull-out by all the other two, withdraw the operating position that shield support group moves to appointment so that whole, to treat that back withdrawing fully-mechanized mining working face support is connected with the longeron that withdraws device by chain subsequently, taking longeron as anchor point, utilization treats that the realization of back withdrawing fully-mechanized mining working face support passing oil cylinder is from moving, and progressively from force piece group, withdraw from.Constantly repeat said process, realize safety, the Quick-return of whole fully-mechanized mining working support.
Claims (4)
1. a fully-mechanized mining working surface hydraulic support beam type withdraws device, comprise at least three be arranged side by side withdraw shield support, the described shield support (1) that withdraws comprises base (2), front rod (16), back link (17), caving shield (18), back timber (3), between base and back timber, be connected with column (4), in base, run through and pusher rod (5) is set and passes oil cylinder, in the hydraulic control system of passing oil cylinder, be provided with reversible lock, pusher rod one end is hinged with passing cylinder piston rod termination, it is characterized in that this beam type withdraws device and also comprises the crossbeam (6) that withdraws shield support base (2) front by being positioned at each, being positioned at avris withdraws the longeron (7) in shield support outside and is connected in crossbeam, the rigid triangle beam type that raker beam (8) between longeron forms withdraws device, base (2) outside that avris withdraws shield support is provided with fairlead (9), longeron (7) runs through and is arranged in fairlead (9), longeron (7) is provided with chain regulator (10), is connected with the chain (12) being connected with fully-mechanized mining working support (11) Push System for Hydraulic Support on chain regulator, each pusher rod (5) clutch end that withdraws shield support is hinged with crossbeam (6) respectively.
2. fully-mechanized mining working surface hydraulic support beam type according to claim 1 withdraws device, it is characterized in that this beam type withdraws device and also comprises and the trigonum shield support (13) that withdraws shield support (1) and be arranged side by side and be positioned at fully-mechanized mining working support (11) one sides.
3. fully-mechanized mining working surface hydraulic support beam type according to claim 1 and 2 withdraws device, it is characterized in that crossbeam (6) one end and be positioned at fully-mechanized mining working support (11) one sides being hinged with crossbeam lengthening beam (14).
4. fully-mechanized mining working surface hydraulic support beam type according to claim 1 and 2 withdraws device, it is characterized in that forming longeron (7), crossbeam (6), the raker beam (8) that rigid triangle beam type withdraws device and connects by bearing pin between two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110438451.XA CN102444416B (en) | 2011-12-24 | 2011-12-24 | Fully mechanized mining face hydraulic support beam-type retracting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110438451.XA CN102444416B (en) | 2011-12-24 | 2011-12-24 | Fully mechanized mining face hydraulic support beam-type retracting device |
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| Publication Number | Publication Date |
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| CN102444416A CN102444416A (en) | 2012-05-09 |
| CN102444416B true CN102444416B (en) | 2014-07-16 |
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| CN201110438451.XA Active CN102444416B (en) | 2011-12-24 | 2011-12-24 | Fully mechanized mining face hydraulic support beam-type retracting device |
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| CN103133032B (en) * | 2013-03-05 | 2015-03-25 | 辽宁鑫丰矿电设备制造有限公司 | Transporter for withdrawing mechanized mining hydraulic supports |
| CN103527227B (en) * | 2013-10-18 | 2016-03-02 | 南京石诚井巷装备有限责任公司 | A kind of coal mine fully-mechanized mining hydraulic support withdraws from method |
| CN104453972A (en) * | 2014-12-09 | 2015-03-25 | 辽宁威跃集团机械制造有限公司 | Hydraulic support drawing, turning, transporting and retracting device |
| CN104763456B (en) * | 2015-03-17 | 2017-03-01 | 国投新集能源股份有限公司 | Coal mining tunnel is incorporated as lane or make the return trip empty area's supporting support and the method withdrawing hydraulic support |
| CN105134270A (en) * | 2015-08-06 | 2015-12-09 | 李连祥 | Fully mechanized mining work surface support retract method |
| CN105569702A (en) * | 2016-01-11 | 2016-05-11 | 安徽理工大学 | Non-pitwood withdrawing method for hydraulic supports during fully mechanized face withdrawing |
| CN105971653B (en) * | 2016-06-21 | 2017-11-17 | 淮南矿业(集团)有限责任公司 | More long step pitch hydraulic pressure of shield support withdraw method from shifting crossbeam and more shield supports |
| CN107152298B (en) * | 2017-07-17 | 2023-08-15 | 南京石诚井巷装备有限责任公司 | Support device for retracting hydraulic support and fully-mechanized mining support equipment |
| CN107178385B (en) * | 2017-07-25 | 2019-03-15 | 黑龙江科技大学 | It is a kind of remove shield support front-axle beam shield support and withdraw method |
| CN107327313B (en) * | 2017-08-10 | 2023-10-17 | 兖矿东华重工有限公司 | Device for removing middle chute of rear conveyor of fully-mechanized coal mining face |
| CN108756987A (en) * | 2018-06-29 | 2018-11-06 | 山东省邱集煤矿有限公司 | Chute type Quick-return holder and automatic moving type cover frame method |
| CN110094223A (en) * | 2019-04-10 | 2019-08-06 | 山西马堡煤业有限公司 | Cooperate monorail crane dedicated unit for large-mining-height working surface hydraulic support withdrawing |
| CN109882219B (en) * | 2019-04-15 | 2024-02-27 | 辽宁鑫丰矿业（集团）有限公司 | Fully mechanized mining face retraction system |
| CN112796812A (en) * | 2020-04-27 | 2021-05-14 | 南京石诚井巷装备有限责任公司 | Novel triangular space supporting unit |
| CN112125222B (en) * | 2020-09-01 | 2021-11-12 | 中国煤炭科工集团太原研究院有限公司 | Multifunctional storage battery car for underground coal mine transportation and underground working face material transportation method |
| CN112593985A (en) * | 2020-11-11 | 2021-04-02 | 兖州煤业股份有限公司 | Support withdrawing device |
| CN112412513A (en) * | 2020-11-11 | 2021-02-26 | 天地科技股份有限公司 | Support withdrawing device |
| CN112412514A (en) * | 2020-11-11 | 2021-02-26 | 天地科技股份有限公司 | Support withdrawing device |
| CN112761696A (en) * | 2020-12-31 | 2021-05-07 | 中煤科工开采研究院有限公司 | Hydraulic support withdrawing device |
| CN112761698A (en) * | 2020-12-31 | 2021-05-07 | 中煤科工开采研究院有限公司 | Hydraulic support withdrawing device |
| CN113279790B (en) * | 2021-06-28 | 2024-04-12 | 辽宁工程技术大学 | Working face support retracting robot and working method thereof |
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| CN102444416A (en) | 2012-05-09 |
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