CN100494635C - Method for filling goaf by gangue - Google Patents
Method for filling goaf by gangue Download PDFInfo
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- CN100494635C CN100494635C CNB2005100420348A CN200510042034A CN100494635C CN 100494635 C CN100494635 C CN 100494635C CN B2005100420348 A CNB2005100420348 A CN B2005100420348A CN 200510042034 A CN200510042034 A CN 200510042034A CN 100494635 C CN100494635 C CN 100494635C
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- cash
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- goaf
- filling
- belt lace
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Abstract
The invention relates to a method for using stone to fill the worked-out section under the coal well, which arranges a stone bin (10) outside the working surface to transfer the under-well stone or the ground stone to the stone bin (10) to be broken by the breaker; and using the stone belt machine (20) on the producing surface to transfer them to the upper end of producing surface (1); the producing surface (1) is supported by the filling brackets or the brackets whose back have extending beams; when the bracket is self-motion type, suspending a small belt device (16) on the extending beam and moving ahead with the bracket; when the bracket is not self-motion type, the small belt device (15) is arranged at the bottom plate under the extending beam and using slide device to move ahead; the small belt device (16) is mounted with a self-motion stone unload cart (15); transferring the small belt device (16) to the upper end of producing surface to unload the stone to the worked-out section. The invention can reduce the earth sink, effectively treat the stone, and reduce the accommodation area of stone and the pollution, with simple device and lower cost.
Description
Technical field
The present invention relates to the processing method of coal mine waste rock, particularly a kind of method that is suitable in the down-hole directly the filling goaf by gangue of the waste filling actual mining face goaf of driving face.
Background technology
Spoil is the solid waste of association in coal production and the process, and a large amount of spoils are stored up for a long time, and land occupation causes spontaneous combustion simultaneously, atmosphere pollution and groundwater quality.The back production face goaf is the down-hole maximum space, handles spoil in the goaf, is most economical, reasonable plan.Backfilling goaf can realize that not only gangue refill do not go up well, does not take up an area of, and reduces environment pollution, and can reduce surface subsidence, liberates coal reserves significantly.At present placement method has two kinds of waterpower and wind-force, but sand is mainly used in hydraulic fill.
" colliery chief engineer's operating instructions " first volume has been introduced the filling-up pneumatically coal-mining method for the 737th～744 page.The filling-up pneumatically material is the digging gangue of down-hole through fragmentation, or the compound of the spoil of processing fragmentation and coal preparation plant's choosing back cash.Establish shaft bottom feed bin or exploiting field feed bin in the down-hole, casting resin is transported to feed bin with mine car or skip bucket, pipeline, boring etc.Return airway from feed bin to back production face is installed rubber conveyer.Filling machine is set in return airway, and filling machine is generally 50～100m apart from back production face, lays the filling pipeline therebetween.With rubber conveyer casting resin is transported to return airway by feed bin, in return airway adds filling machine, at wind-force effect retrofilling material in the filling pipeline blows to the back production face goaf.Filling operation face need be selected the hydraulic support supporting with filling for use, at the support rear portion the rigidly connected back rest is arranged, to safeguard the filling space and to hang the filling-up pneumatically pipe that back rest end has tail boom; On caving shield, have window, enter the filling space operation from support coal mining space for personnel.Filling-up pneumatically has above-mentioned series of advantages, overlaps independently filling-up pneumatically system but need set up one, and equipment is many, and investment is big, and technical sophistication increases cost, and dust is big.
Summary of the invention
Existing placement method investment is big, equipment is many in order to overcome, technical sophistication, deficiency that cost is high, the invention provides a kind of method of filling goaf by gangue, this method is removed to be had the common minimizing surface subsidence of general filling, handles the mine spoil effectively, outside the advantages such as the floor space of minimizing hillock and pollution, also have the characteristics that system is simple, equipment is few, technology is simple, investment is little, cost is low.
The technical solution adopted for the present invention to solve the technical problems is:
The method of filling goaf by gangue adopts following technical measures:
1. at stope outer setting waste bin, the spoil that the down-hole is produced is transported to waste bin, at waste bin exit breaker mounting, spoil is broken into fritter, perhaps ground is transported to waste bin through the spoil of fragmentation.
2. fortune cash conveyor is installed in the lane on back production face, will be through broken spoil, by being transported to back production face upper end under the waste bin (10).
3. adopt the filling bracket support at stope, perhaps make the force piece rear portion that sufficiently long back bar is arranged, under actual mining face goaf one side, back bar, reserve and carry and fill out the cash space.
4. under actual mining face goaf one side, back bar, the belt lace machine is set.When support was self-advancing support, the belt lace machine was hung on the back bar of support, moved forward with the reach of support; When support is non-self-advancing support, the belt lace machine is set on the base plate under the back bar of support.The bottom band sled of belt lace machine is with moving slip device reach belt lace machine.To go up the spoil that lane fortune cash conveyor is transported to back production face upper end by the belt lace machine, be transported to actual mining face goaf one side.
5. automatic moving type is set on the belt lace machine unloads the cash dolly, the spoil on the belt lace machine is unloaded to the goaf with unloading the cash dolly.
The technical solution adopted for the present invention to solve the technical problems can also be:
The self-advancing support that the inventive method adopts can be the filling support, set up the protected type of back bar or chock shield, the standing support or the cantilever support of lengthening back bar; The non-self-advancing support that adopts is individual prop lengthening back timber, cut top pier stud lengthening back timber.Automatic moving type unload the cash dolly by drive unit, walking control wheel, scrape cash plate, spill road wheel, haulage cable, and unload composition such as cash dustpan.
The present invention compared with prior art has following advantage:
1. handle the mine spoil effectively, the realization spoil is not gone up well, reduces spoil transportation lifting expense; Surface subsidence is reduced in the gangue refill goaf, reduces the influence to surface structures, highway etc.; Realize the spoil down-hole treatment, reduce the floor space and the pollution of hillock, have huge economic benefit and social benefit.
2. use the haulage device filling, system is simple, equipment is few, technology is simple, investment is little, cost is low.
Description of drawings
Fig. 1 is the roadway arrangement floor map of filling goaf by gangue method of the present invention
Fig. 2 is the stope dispositionplan of filing gangue in mined-out area
Fig. 3 is the flow chart of spoil treatment system
Fig. 4 is the A-A sectional view among Fig. 2
Fig. 5 is the structural representation lateral view that unloads the cash dolly
Fig. 6 is the structural representation vertical view that unloads the cash dolly
Among the figure: the 1-stope, the 2-goaf, 3-back production face fortune coal road, 4-detours, the 5-milling coal hole, 6-gets rid of mouth, go down the hill on the fortune coal of 7-exploiting field, go down the hill on the track of 8-exploiting field, lane on the 9-back production face, the 10-waste bin, 11-unloads the cash parking lot, breach under the 12-, the 13-elevating conveyor, 14-work plane fortune coal conveyor, 15-unloads the cash dolly, 16-back production face changes cash belt lace machine, the 17-motorized pulleys, 18-back production face scratch board conveyor, the last breach of 19-, the last lane of 20-fortune cash conveyor, the dynamo-electric chamber of 21-, the 22-belt drive, 23-support back bar, 24-spill road wheel, the 25-haulage cable, 26-walking control wheel, the 27-drive unit, the 28-wire rope, 29-scrapes the cash plate, 30-unloads the cash dustpan, the 31-hanging rope, 32-support front-axle beam, the 33-rib, the 34-column, the 35-bracket base, unload at the bottom of the 36-or granby car, the 37-crushing engine, the 38-waste rock board
The specific embodiment
Below in conjunction with accompanying drawing embodiments of the invention are described in further detail:
The method of filling goaf by gangue of the present invention adopts following technical measures:
1. construction waste bin 10 outside stope 1 stores down-hole or the aboveground spoil that ships.
2. fortune cash conveyor 20 is installed in lane 9 on back production face, and spoil is transported to back production face upper end.
3. stope 1 adopts the bracket support that back bar is arranged, and carries and fill out the cash space to reserve.
4. under back production face goaf one side, support back bar, belt lace machine 16 is installed.
5. on belt lace machine 16, install and unload cash dolly 15, unload cash to the goaf with unloading cash dolly 15.
The roadway arrangement of shown in Figure 1 filling goaf by gangue method.Go up a hill 7 at exploiting field fortune coal, cash parking lot 11 is unloaded in pick between the exploiting field ginney 8, unload cash parking lot 11, stope 1 on construction waste bin 10 between the lane (9).For the exploiting field of going down the hill, then for the fortune coal goes down the hill 7, track goes down the hill 8; Last lane (9), i.e. return airway.The spoil of down-hole boring head or ground spoil, with mine car through ginney 8, unload cash parking lot 11, be transported to waste bin 10 and store.All the other have among the figure: goaf 2, fortune coal road 3, detour (4), milling coal hole 5, get rid of mouthfuls 6.
In the supporting of filling goaf by gangue stope shown in Fig. 2,4, the configuration of transporting, filling out cash equipment.Rib 33 1 sides at stope are provided with scratch board conveyor 18, in the goaf of back production face 2 one sides small-sized commentaries on classics cash rubber conveyer 16 are set, and are called for short the belt lace machine.On stope, in the lane 9, lane fortune cash conveyor 20 is set, in stope fortune coal road 3, elevating conveyor 13, work plane fortune coal conveyor 14 is set.
In diagram stope 1, hydraulic chock-shield support is adopted in supporting, back bar 23 lengthenings of support, back bar at support is hung belt lace machine 16 23 times, hang with hanging rope 31 both sides of belt lace machine 16, moves forward with the reach of support, reruns after the reach straightening.On bracket base 35, the rear side of column 34 establishes waste rock board 38.Reserve certain space in back production face lower end and belt lace machine 16 lower ends, prevent to unload cash dolly 15 and unload when clean at the excessive filling waste rock in back production face lower end.
After fortune cash conveyor 20 was installed in the lane 9 on back production face, last lane 9 became machine fortune unification lane, i.e. conveyor transportation and rail transport are moved in same tunnel.Fortune cash conveyor 20 adopts the scalable rubber conveyer of hanging, so that adapt with the continuous propelling of back production face 1.Machine fortune unification 9 outer ends, lane are connected with waste bin 10 lower ends.All the other are among the figure: the front-axle beam 32 of the last breach 19 of back production face, the following breach 12 of back production face, dynamo-electric chamber 21, conveyor drive unit 22, support.
The flow process of spoil treatment system shown in Figure 3.In 9 outer ends, last lane and unload waste bin 10 between the cash parking lot 11, its form suitable for reading is decided according to mine car model, pattern.Mine car adopt bottom-dump, side dump, fixed all can, recommend to adopt drop-bottom car.The spoil of down-hole boring head is directly used mine car 36, is transported to unload cash parking lot 11, is discharged into waste bin 10.Breaker mounting 37 under the outlet of waste bin 10, and spoil is broken into fritter.Spoil through fragmentation installs on the lane fortune cash conveyor 20, be transported to back production face upper end by fortune cash conveyor 20, reprint the back production face belt lace machine 16 of giving, belt lace machine 16 is transported to back production face goaf 2 one sides with spoil, from bottom to top spoil is unloaded to the goaf 2 by the cash dolly 15 that unloads on it along the work plane direction.The spoil of ground hillock, coal preparation plant is transported to waste bin 10 with mine car again after aboveground fragmentation, directly installed on the fortune cash conveyor 20 by waste bin 10.
The structure of unloading cash dolly 15 at automatic moving type shown in Fig. 5,6 is by drive unit 27, walking control wheel 26, scrape cash plate 29, spill road wheel 24, haulage cable 25, unload cash dustpan 30 etc. and form.Unload the both sides of cash dolly 15 vehicle frames four spill road wheels 24 are installed, spill road wheel 24 is stuck on the wire rope 28 of belt lace machine 16 both sides, and wire rope 28 double as unload the track of advancing of cash dolly 15.The vehicle frame front end install to goaf 2 lopsidedness scrape cash plate 29, be positioned at goaf 2 one sides at vehicle frame, install and unload cash dustpan 30.Vidacare corp 27 is installed on vehicle frame top, and the axle of Vidacare corp 27 is gone up walking control wheel 26 is installed, and twines haulage cable 25 on the walking control wheel 26, and haulage cable 25 arranges that along belt lace machine 16 vertical total lengths two ends are fixed.
Unload the cash dolly course of work: when waste filling need be unloaded cash, back production face changeed the spoil that cash belt lace machine 16 ships, and utilization is scraped cash plate 29 and scraped, and is discharged in the goaf through unloading cash dustpan 30.When the goaf need be tamped, start simultaneously and tamp device.Unload the cash point and unload when full when one, start and unload cash drive car 27, drive walking control wheel 26, drive haulage cable 25, draw to back production face top and unload cash dolly 15 and move a certain distance, continue to unload cash, so constantly filling waste rock from bottom to top.
The present invention is fit to the general filling treatment of spoil.If the goaf need tamp, need to tamp device unloading to set up below the cash dolly, this device can be spiral, oil cylinder is pusher or flush-type etc. tamps device.
When stope uses other self-advancing support:
When 1. using the filling-up pneumatically support, can directly use.
When 2. using protected type or standing shield hydraulic support, that is: add the rigidly connected back rest, or claim back bar, back boom, on caving shield, have for personnel and enter the window of filling space operation by the filling-up pneumatically the support reformation at the support rear portion.
When 3. using cantilever support or claiming slippage bracket, identical with hydraulic chock-shield support, add back bar or increase its length, reach the width requirement of belt lace machine, column strength will strengthen.
When stope uses non-self-advancing support:
When 1. using the supporting of some post, be used, increase back bar length with long back timber.Belt lace machine 16 is set on the base plate below the support back bar, and sled is installed in the bottom of belt lace machine 16, with two-way moving device reach.Require back production face top board intact being difficult for to stride.When back bar intensity is low, install prop at the belt lace machine by goaf one side, be fixed on the belt lace frame off-load reach with the conveyor reach.
2. use when cutting the top pier stud, the supporting of some post is basic identical with using.
Claims (5)
1. the method for a filling goaf by gangue,
At stope outer setting waste bin (10), the spoil that the down-hole is produced is transported to waste bin (10), at waste bin exit breaker mounting, spoil is broken into fritter, perhaps ground is transported to waste bin (10) through the spoil of fragmentation;
Fortune cash conveyor (20) is installed in lane on stope (9), will be through the spoil of fragmentation, by being transported to stope (1) upper end under the waste bin (10);
Adopt the filling bracket support at stope (1), perhaps make the force piece rear portion that sufficiently long back bar is arranged, under stope (1) goaf one side, back bar, reserve and carry and fill out the cash space;
It is characterized in that:
Under said actual mining face goaf one side, back bar, belt lace machine (16) is set; When support was self-advancing support, belt lace machine (16) was hung on the back bar of support, moved forward with the reach of support; When support was non-self-advancing support, belt lace machine (16) was arranged on the base plate under the back bar of support, and the bottom band sled of belt lace machine (16) is with moving slip device reach belt lace machine (16); To be transported to the spoil of back production face upper end by belt lace machine (16), be transported to back production face goaf one side;
Automatic moving type is set on belt lace machine (16) unloads cash dolly (15), the spoil on the belt lace machine (16) is unloaded to the goaf (2) with unloading cash dolly (15).
2. the method for filling goaf by gangue according to claim 1, it is characterized in that: said self-advancing support is the filling support, or sets up protected type, the chock shield of back bar, or standing support, the cantilever support of lengthening back bar.
3. the method for filling goaf by gangue according to claim 1 is characterized in that: said non-self-advancing support is individual prop lengthening back timber or cuts top pier stud lengthening back timber.
4. the method for filling goaf by gangue according to claim 1 is characterized in that: said automatic moving type unloads cash dolly (15) and comprises and unload cash drive car (27), walking control wheel (26), scrape cash plate (29), spill road wheel (24), haulage cable (25) and unload cash dustpan (30); Unload cash dolly (15) vehicle frame both sides spill road wheel (24) is housed, road wheel (24) is stuck on the wire rope (28) of belt lace machine (16) both sides, is the track of advancing with wire rope (28); The vehicle frame front end be equipped with to the goaf lopsidedness scrape cash plate (29), be positioned at goaf one side at vehicle frame, be equipped with and unload cash dustpan (30); Vidacare corp (27) is housed on the vehicle frame, on the axle of this device walking control wheel (26) is housed, the control wheel (26) of walking is gone up and is twined haulage cable (25), and haulage cable (25) arranges that along the vertical total length of belt lace machine (16) two ends are fixed.
5. the method for filling goaf by gangue according to claim 1, it is characterized in that: said belt lace machine (16) is the small-sized scalable rubber conveyer of hanging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100420348A CN100494635C (en) | 2005-01-19 | 2005-01-19 | Method for filling goaf by gangue |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100420348A CN100494635C (en) | 2005-01-19 | 2005-01-19 | Method for filling goaf by gangue |
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| Publication Number | Publication Date |
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| CN1807843A CN1807843A (en) | 2006-07-26 |
| CN100494635C true CN100494635C (en) | 2009-06-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2005100420348A Expired - Fee Related CN100494635C (en) | 2005-01-19 | 2005-01-19 | Method for filling goaf by gangue |
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Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1936271B (en) * | 2006-08-21 | 2011-06-29 | 山东盛泉矿业有限公司 | Method for filling coal-steam-free extraction working surface goaf by coal mine waste rock |
| CN101566072B (en) * | 2009-05-22 | 2011-05-11 | 中国矿业大学 | Large vertical depth solid feeding system and large vertical depth solid feeding process for filling extracted coal |
| CN101586460B (en) * | 2009-06-02 | 2011-03-30 | 中国矿业大学 | Coal mining solid filling method |
| CN101787889B (en) * | 2010-03-18 | 2012-01-11 | 北京昊华能源股份有限公司 | Comprehensive mechanized coal mining method through cantilever support |
| CN101858215B (en) * | 2010-04-30 | 2012-10-03 | 河南理工大学 | Road retained method for extrusion molding of waste rock |
| CN102011610B (en) * | 2010-10-28 | 2013-01-16 | 山东科技大学 | Supporting method of no-pillar mining mode for medium-thick coal seams |
| CN102162364B (en) * | 2011-03-21 | 2012-12-12 | 山东新阳能源有限公司 | Layout method for underground dense-medium shallow-slot coal preparation in coal mine |
| CN102200026A (en) * | 2011-04-26 | 2011-09-28 | 王世洋 | Method for filling gob formed after mining by using gangue |
| CN102305069B (en) * | 2011-05-17 | 2013-05-15 | 山东新煤机械装备股份有限公司 | Technology and equipment for separating coal and gangue and refilling gangue |
| CN103063513B (en) * | 2011-10-18 | 2017-01-11 | 江苏师范大学 | Testing device for testing lateral tamping effect of fragmented rock body |
| CN104564071B (en) * | 2014-12-05 | 2017-01-25 | 新汶矿业集团有限责任公司 | Comprehensive gangue filling coal mining equipment and filling method |
| CN104564139B (en) * | 2014-12-29 | 2017-06-13 | 新汶矿业集团有限责任公司 | Sold stowing system and placement method |
| CN105370279B (en) * | 2015-11-16 | 2017-12-26 | 北京科技大学 | A kind of high initial strength filling coal mining method |
| CN105327766B (en) * | 2015-12-07 | 2018-06-19 | 平顶山天安煤业股份有限公司 | A kind of downhole gangue transports crushing system |
| CN105626142A (en) * | 2016-02-25 | 2016-06-01 | 郑州四维矿业机械有限责任公司 | Backfilling hydraulic support and rock blocking component thereof |
| CN107120117B (en) * | 2017-06-30 | 2018-11-23 | 山东科技大学 | A kind of lossless mining methods |
| CN110130979A (en) * | 2019-06-03 | 2019-08-16 | 山东东山古城煤矿有限公司 | Aerodynamic force spoil combines device for filling and coal-mining method |
| CN110821559A (en) * | 2019-11-19 | 2020-02-21 | 中国矿业大学(北京) | System for performing pumping gangue goaf treatment by utilizing conventional fully mechanized mining hydraulic support |
| CN110844478A (en) * | 2019-11-30 | 2020-02-28 | 山东东山古城煤矿有限公司 | Adjustable post-frame hanging filling belt and use method thereof |
| CN112459833B (en) * | 2020-11-25 | 2021-07-20 | 太原理工大学 | Gangue conveying backfill system and method for laying transmission rubber belt under rail |
| CN113847088B (en) * | 2021-09-03 | 2023-08-18 | 太原科技大学 | Waste rock backfill conveying device for coal mine goaf |
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2005
- 2005-01-19 CN CNB2005100420348A patent/CN100494635C/en not_active Expired - Fee Related
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