CN1807843A - Method for filling goaf by gangue - Google Patents

Method for filling goaf by gangue Download PDF

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Publication number
CN1807843A
CN1807843A CN 200510042034 CN200510042034A CN1807843A CN 1807843 A CN1807843 A CN 1807843A CN 200510042034 CN200510042034 CN 200510042034 CN 200510042034 A CN200510042034 A CN 200510042034A CN 1807843 A CN1807843 A CN 1807843A
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CN
China
Prior art keywords
cash
support
goaf
filling
spoil
Prior art date
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Granted
Application number
CN 200510042034
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Chinese (zh)
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CN100494635C (en
Inventor
张圣国
何希林
张磊鑫
李长录
秦立伦
秦立新
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WENNAN COAL-MINE Co Ltd XINWEN MINING-INDUSTRY GROUP
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WENNAN COAL-MINE Co Ltd XINWEN MINING-INDUSTRY GROUP
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Priority to CNB2005100420348A priority Critical patent/CN100494635C/en
Publication of CN1807843A publication Critical patent/CN1807843A/en
Application granted granted Critical
Publication of CN100494635C publication Critical patent/CN100494635C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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

The method of filling goaf by gangue
Affiliated 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.
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. lane (9) install fortune cash conveyor (20) 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. go up to install at belt lace machine (16) and unload cash dolly (15), unload cash to the goaf with unloading cash dolly (15).
Figure 1 illustrates the roadway arrangement of filling goaf by gangue method.Go up a hill (7) at exploiting field fortune coal, pick is unloaded cash parking lot (11), the waste bin (10) of constructing between the last lane (9) of unloading cash parking lot (11), stope (1) between the exploiting field ginney (8).For the exploiting field of going down the hill, then for the fortune coal is gone down the hill (7), track is gone 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 mouthful (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) one sides at stope are provided with scratch board conveyor (18), and (2) one sides are provided with small-sized commentaries on classics cash rubber conveyer (16) in the goaf of back production face, are called for short the belt lace machine.In the lane on stope (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, the back bar of support (23) lengthening, under the back bar (23) of support, hang belt lace machine (16), hang with hanging rope (31) both sides of belt lace machine (16), reach with support moves forward, and reruns after the reach straightening.Rear side last at bracket base (35), column (34) is established waste rock board (38).Reserve certain space in back production face lower end and belt lace machine (16) lower end, prevent to unload cash dolly (15) and unload when clean at the excessive filling waste rock in back production face lower end.
Belt lace machine (16) is selected the small-sized scalable rubber conveyer of hanging for use.It adopts motorized pulleys (17), lifts roller, and belt width is generally about 600mm, and strap length is decided according to goaf length and spoil amount.The motorized pulleys (17) of belt lace machine (16) are arranged in lane (9), are connected with fortune cash conveyor (20).
After in the lane on back production face (9) fortune cash conveyor (20) being installed, last lane (9) become 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 outer end, lane (9) is connected with waste bin (10) lower end.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.Be positioned at (9) outer end, 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) is broken into fritter with spoil under the outlet of waste bin (10).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, spoil is unloaded to the goaf (2) by the cash dolly (15) that unloads on it from bottom to top 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).
Unload the structure of cash dolly (15) at automatic moving type shown in Fig. 5,6, 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 frame 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 unloads 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, the axle of Vidacare corp (27) is gone up walking control wheel (26) is installed, 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.
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 to 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 (6)

1. the method for a filling goaf by gangue,
1. 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;
2. lane (9) install fortune cash conveyor (20) on stope, will be through the spoil of fragmentation, by being transported to stope (1) upper end under the waste bin (10);
3. 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:
4. 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;
5. 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).
5. the method for filling goaf by gangue according to claim 1 is characterized in that: the said cash dolly below of unloading is provided with and tamps device and cooperate and tamp.
6. 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.
CNB2005100420348A 2005-01-19 2005-01-19 Method for filling goaf by gangue Expired - Fee Related CN100494635C (en)

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Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101787889A (en) * 2010-03-18 2010-07-28 北京昊华能源股份有限公司 Comprehensive mechanized coal mining method through cantilever support
CN101858215A (en) * 2010-04-30 2010-10-13 河南理工大学 Road retained method for extrusion molding of waste rock
CN101586460B (en) * 2009-06-02 2011-03-30 中国矿业大学 Coal mining solid filling method
CN102011610A (en) * 2010-10-28 2011-04-13 山东科技大学 Supporting method of no-pillar mining mode for medium-thick coal seams
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
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
CN102162364A (en) * 2011-03-21 2011-08-24 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
CN102305069A (en) * 2011-05-17 2012-01-04 山东新煤机械有限公司 Technology and equipment for separating coal and gangue and refilling gangue
CN103063513A (en) * 2011-10-18 2013-04-24 徐州师范大学 Testing device for testing lateral tamping effect of fragmented rock body
CN104564071A (en) * 2014-12-05 2015-04-29 新汶矿业集团有限责任公司 Comprehensive gangue filling coal mining equipment and filling method
CN104564139A (en) * 2014-12-29 2015-04-29 新汶矿业集团有限责任公司 Dense filling system and filling method
CN105327766A (en) * 2015-12-07 2016-02-17 平顶山天安煤业股份有限公司 Underground gangue transfer and crushing system
CN105370279A (en) * 2015-11-16 2016-03-02 姜福兴 High initial strength filling mining method
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
CN107120117A (en) * 2017-06-30 2017-09-01 山东科技大学 A kind of lossless mining methods
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
CN112459833A (en) * 2020-11-25 2021-03-09 太原理工大学 Gangue conveying backfill system and method for laying transmission rubber belt under rail

Cited By (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN101787889A (en) * 2010-03-18 2010-07-28 北京昊华能源股份有限公司 Comprehensive mechanized coal mining method through cantilever support
CN101858215A (en) * 2010-04-30 2010-10-13 河南理工大学 Road retained method for extrusion molding of waste rock
CN101858215B (en) * 2010-04-30 2012-10-03 河南理工大学 Road retained method for extrusion molding of waste rock
CN102011610A (en) * 2010-10-28 2011-04-13 山东科技大学 Supporting method of no-pillar mining mode for medium-thick coal seams
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
CN102162364A (en) * 2011-03-21 2011-08-24 山东新阳能源有限公司 Layout method for underground dense-medium shallow-slot coal preparation in coal mine
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
CN102305069A (en) * 2011-05-17 2012-01-04 山东新煤机械有限公司 Technology and equipment for separating coal and gangue and refilling gangue
CN103063513A (en) * 2011-10-18 2013-04-24 徐州师范大学 Testing device for testing lateral tamping effect of fragmented rock body
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
CN104564071A (en) * 2014-12-05 2015-04-29 新汶矿业集团有限责任公司 Comprehensive gangue filling coal mining equipment and filling method
CN104564139A (en) * 2014-12-29 2015-04-29 新汶矿业集团有限责任公司 Dense filling system 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
CN105370279A (en) * 2015-11-16 2016-03-02 姜福兴 High initial strength filling mining 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
CN105327766A (en) * 2015-12-07 2016-02-17 平顶山天安煤业股份有限公司 Underground gangue transfer and crushing system
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
CN107120117A (en) * 2017-06-30 2017-09-01 山东科技大学 A kind of lossless mining methods
CN107120117B (en) * 2017-06-30 2018-11-23 山东科技大学 A kind of lossless mining methods
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
CN112459833A (en) * 2020-11-25 2021-03-09 太原理工大学 Gangue conveying backfill system and method for laying transmission rubber belt under rail
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

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