CN204746555U - Colliery is two washing systems in pit - Google Patents
Colliery is two washing systems in pit Download PDFInfo
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- CN204746555U CN204746555U CN201520357795.1U CN201520357795U CN204746555U CN 204746555 U CN204746555 U CN 204746555U CN 201520357795 U CN201520357795 U CN 201520357795U CN 204746555 U CN204746555 U CN 204746555U
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Abstract
The utility model discloses a colliery is two washing systems in pit through utilizing in the pit original coal bunker and extending the developing to original tunnel, forms the drift layout of " day " font, is provided with two sets of washing systems in it and carries out the washing, the utility model discloses make run -of -mine coal (ROM coal) direct sorting after the breakage in the pit not only can improve the raw coal quality, reduce the civil engineering investment of ground washing system, can also simplify the washing technology of later stage terrestrial system, isolate the bold waste rock in the pit, can reduce the invalid promotion freight volume of mine by a wide margin, stop the bold waste rock and to the harm of mine hoisting system, realize " trading the coal with the cash " simultaneously and improve the actual loading and unloading capacity of mine, improve economic benefits, use original conveying equipment and original coal bunker in the pit, realize the flexibility of product transportation and washing, two sets of washing systems have solved the not enough problem of the throughput of washing system in the pit, have improved the coal ability of putting forward of the great vertical of the old mine and the transformation degree of difficulty greatly.
Description
Technical field
The utility model relates to underground coal mine coal preparation technique technical field, refers to the two washing system of a kind of underground coal mine especially.
Background technology
In recent years, the increasingly stringent required energy-saving and emission-reduction along with country, coal washing industry obtains to be greatly developed, but new problem is brought to coal industry again in the goaf that the spoil that washing produces discharges and produces in mining process.At present, different according to washing medium, the discharge refuse technique being applied to underground separation mainly contains dense-medium shallow-tank and vibro-assisted jigging two kinds, when dense-medium shallow-tank separator is used for discharge refuse, suspension must be mixed with as separating medium with magnetite powder, need dense medium purifica tion and reclaim operation, thus process system is comparatively complicated, floor space is comparatively large, and equipment number of units is more, is used for down-hole discharge refuse causes restriction to a certain degree to dense-medium shallow-tank separator; Movable-sieve jig because of its technique simple, water consumption is few, the advantages such as feed particle size level is wide are applied to down-hole coal separation, but arrange it is generally arrange along main transport roadway single system due to workshop, current down-hole, system processing power is lower, overall discharge refuse amount is less, and cannot significantly improve the elevator system ability of large-scale mine especially vertical, the input and output of economic benefit aspect are lower.
Utility model content
In view of this, the purpose of this utility model be to propose one can large-scale mine particularly vertical shaft downhole realize raw coal separation, improve raw coal quality, reach and change coal with cash and spoil can the two washing system of underground coal mine of filling on the spot.
Based on the two washing system of a kind of underground coal mine that above-mentioned purpose the utility model provides, comprising:
At top of coal bunker along carrying out the first extended haulage drift of coal direction, described first haulage drift is provided with run-of-mine coal (ROM coal) ribbon conveyer;
Be arranged on level under described first haulage drift, the second haulage drift perpendicular to described first haulage drift, the run-of-mine coal (ROM coal) be connected with described run-of-mine coal (ROM coal) belt conveyer head arranged along described second haulage drift reprints ribbon conveyer; Described run-of-mine coal (ROM coal) is reprinted belt conveyer head place and is disposed with run-of-mine coal (ROM coal) disintegrating machine and classifying screen; Described second haulage drift is also provided with the classifying screen chamber for installing described classifying screen;
Starting point is positioned at described classifying screen chamber, and with described second haulage drift same level, the first vertical break-though roadways, described first break-though roadways is provided with the first lump coal and reprints ribbon conveyer, the described first lump coal reprinting afterbody of ribbon conveyer exports with the lump coal of described classifying screen and is connected, and head section arranges the first separator;
And second break-though roadways of separated by a distance setting parallel with described first break-though roadways, described second break-though roadways is provided with last run-of-mine coal (ROM coal) and reprints ribbon conveyer and lump coal ribbon conveyer, described lump coal belt conveyer head is provided with the second separator;
At described classifying screen chamber to the 3rd haulage drift arranged between described second break-though roadways front end, be provided with along described 3rd haulage drift and connect the outlet of described classifying screen lump coal and the second lump coal of lump coal ribbon conveyer and reprints ribbon conveyer and be connected the last run-of-mine coal (ROM coal) that described classifying screen run-of-mine coal (ROM coal) exports and last run-of-mine coal (ROM coal) reprints ribbon conveyer and collect ribbon conveyer;
Be parallel to the 3rd break-though roadways that described 3rd haulage drift is arranged, described 3rd break-though roadways is communicated with the tail end of the second break-though roadways with described first break-though roadways; Described 3rd break-though roadways is provided with raw coal ribbon conveyer, spoil ribbon conveyer, slurry circulating system; Described first separator is connected with described raw coal ribbon conveyer with the cleaned coal outlet of the second separator, and coal slime outlet is connected with described slurry circulating system, and spoil outlet is connected with described spoil ribbon conveyer; Described raw coal belt conveyer head connects coal bunker, and described spoil belt conveyer head connects goaf.
Preferably, belt plow is provided with in coal bunker.
Preferably, described second haulage drift is provided with head chamber, described run-of-mine coal (ROM coal) reprints belt conveyer head and run-of-mine coal (ROM coal) disintegrating machine is arranged in described head chamber; Described run-of-mine coal (ROM coal) disintegrating machine is arranged on described run-of-mine coal (ROM coal) and reprints level 2 meters of under belt conveyer head.
Preferably, between described run-of-mine coal (ROM coal) disintegrating machine and classifying screen, be provided with run-of-mine coal (ROM coal) reprint and collect scrapper conveyor, for by the run-of-mine coal (ROM coal) mass transport after described run-of-mine coal (ROM coal) disintegrating machine is just broken to described classifying screen.
Preferably, described second lump coal is reprinted ribbon conveyer and last run-of-mine coal (ROM coal) and is collected ribbon conveyer and be arranged on level 8 meters of under described classifying screen.
Preferably, the spacing in described first through lane and the second through lane is 60 meters.
Preferably, the spacing of described 3rd haulage drift and the 3rd break-though roadways is 90 meters.
Preferably, described spoil ribbon conveyer is contrary with the throughput direction of raw coal ribbon conveyer, throughput direction along described 3rd break-though roadways, spoil ribbon conveyer is provided with the 4th haulage drift, and described spoil ribbon conveyer is extended along described 4th haulage drift.
Preferably, described first separator and the second separator are vibro-assisted jigging separator.
Preferably, described first break-though roadways tail end is provided with the first dynamic sieve workshop chamber for installing the first separator; Described second break-though roadways tail end is provided with the second dynamic sieve workshop chamber for installing the second separator.
As can be seen from above, the two washing system of the underground coal mine that the utility model provides, has following beneficial effect:
(1) run-of-mine coal (ROM coal) direct sorting after fragmentation in down-hole not only can improve raw coal quality, reduces the construction investment of ground washing system, can also simplify the washing process of later stage ground system.
(2) bulk spoil is separated in down-hole, significantly can reduce the invalid Lifting Convey amount of mine, stop the harm of bulk spoil to mine hoisting system, realize the actual production capacity that " changing coal with cash " improves mine simultaneously, increase economic efficiency.
(3) the original conveying equipment in down-hole and original Bunker is utilized, realize the flexibility of Product transport and washing, transport the run-of-mine coal (ROM coal) of coming from working face and can carry out down-hole washing system by sealing-tape machine, also directly Bunker can be offloaded to by belt plow, production chains improves, and saves the construction investment of coal bunker.
(4) this utility model arranges two cover washing systems, solves the problem that down-hole washing system disposal ability is inadequate, and what substantially increase old mine and the larger vertical of transformation difficulty puies forward coal ability.
Accompanying drawing explanation
Fig. 1 is the two washing system structural representation of underground coal mine of the utility model embodiment.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with specific embodiment, and with reference to accompanying drawing, the utility model is further described.
It should be noted that, in the utility model embodiment, the statement of all uses " first " and " second " is all the parameters in order to the entity or non-equal distinguishing two same names non-equal, visible " first " " second " convenience only in order to state, should not be construed as the restriction to the utility model embodiment, subsequent embodiment illustrates no longer one by one to this.
The purpose of this utility model aim to provide one can large-scale mine particularly vertical shaft downhole realize raw coal separation, improve raw coal quality, reach and change coal with cash and spoil can the two washing system of underground coal mine of filling on the spot.
The utility model embodiment provides the two washing system of a kind of underground coal mine, comprising:
At top of coal bunker along carrying out the first extended haulage drift of coal direction, described first haulage drift is provided with run-of-mine coal (ROM coal) ribbon conveyer;
Be arranged on level under described first haulage drift, the second haulage drift perpendicular to described first haulage drift, the run-of-mine coal (ROM coal) be connected with described run-of-mine coal (ROM coal) belt conveyer head arranged along described second haulage drift reprints ribbon conveyer; Described run-of-mine coal (ROM coal) is reprinted belt conveyer head place and is disposed with run-of-mine coal (ROM coal) disintegrating machine and classifying screen; Described second haulage drift is also provided with the classifying screen chamber for installing described classifying screen;
Starting point is positioned at described classifying screen chamber, and with described second haulage drift same level, the first vertical break-though roadways, described first break-though roadways is provided with the first lump coal and reprints ribbon conveyer, the described first lump coal reprinting afterbody of ribbon conveyer exports with the lump coal of described classifying screen and is connected, and head section arranges the first separator;
And second break-though roadways of separated by a distance setting parallel with described first break-though roadways, described second break-though roadways is provided with last run-of-mine coal (ROM coal) and reprints ribbon conveyer and lump coal ribbon conveyer, described lump coal belt conveyer head is provided with the second separator;
The 3rd haulage drift arranged between described classifying screen chamber to described second break-though roadways front end, is provided with the second lump coal along described 3rd haulage drift and reprints ribbon conveyer and last run-of-mine coal (ROM coal) collection ribbon conveyer; Wherein, the two ends of the second lump coal reprinting ribbon conveyer connect the outlet of described classifying screen lump coal and lump coal ribbon conveyer respectively; The two ends of end run-of-mine coal (ROM coal) collection ribbon conveyer connect the outlet of described classifying screen run-of-mine coal (ROM coal) respectively and reprint ribbon conveyer with last run-of-mine coal (ROM coal).
Be parallel to the 3rd break-though roadways that described 3rd haulage drift is arranged, described 3rd break-though roadways is communicated with the tail end of the second break-though roadways with described first break-though roadways; Described 3rd break-though roadways is provided with raw coal ribbon conveyer, spoil ribbon conveyer, slurry circulating system; Described first separator is connected with described raw coal ribbon conveyer with the cleaned coal outlet of the second separator, and coal slime outlet is connected with described slurry circulating system, and spoil outlet is connected with described spoil ribbon conveyer; Described raw coal belt conveyer head connects coal bunker, and described spoil belt conveyer head connects goaf.
In the present embodiment, whole roadway layout is in " day " font, not only increase substantially down-hole washing production capacity, improve old mine especially vertical put forward coal ability, solve the problem of spoil not gug and filling on the spot, and provide the flexibility of down-hole run-of-mine coal (ROM coal) process, run-of-mine coal (ROM coal) both can washing, also can not washing.
With reference to figure 1, the two washing system structural representation of the underground coal mine for the utility model embodiment.
In figure: 1-coal bunker (down-hole), 2-run-of-mine coal (ROM coal) ribbon conveyer, 3-first haulage drift, 4-second haulage drift, 5-run-of-mine coal (ROM coal) reprints ribbon conveyer, 6-head chamber, 7-run-of-mine coal (ROM coal) disintegrating machine, 8-run-of-mine coal (ROM coal) reprints drag conveyor, 9-classifying screen, 10-classifying screen chamber, 11-the 3rd haulage drift, ribbon conveyer reprinted by 12-second lump coal, 13-end run-of-mine coal (ROM coal) collects ribbon conveyer, ribbon conveyer reprinted by 14-first lump coal, 15-first break-though roadways, 16-first separator, 17-first dynamic sieve workshop chamber, 18-end run-of-mine coal (ROM coal) reprints ribbon conveyer, 19-lump coal ribbon conveyer, 20-second break-though roadways, 21-second separator, 22-second dynamic sieve workshop chamber, 23-raw coal ribbon conveyer, 24-the 3rd break-though roadways, 25-slurry circulating system, 26-spoil ribbon conveyer, 27-the 4th haulage drift.
Below in conjunction with the method for arranging of the embodiment in Fig. 1 and the present embodiment, the utility model will be further described:
First the original coal bunker in down-hole (1) is utilized, change original head discharging into belt plow discharging, opening up the first haulage drift (3) along coming coal direction simultaneously, extending the run-of-mine coal (ROM coal) ribbon conveyer (2) on storehouse along the first haulage drift (3).
Level under the first haulage drift (3), opens up the second haulage drift (4) perpendicular to the first haulage drift (3), puts run-of-mine coal (ROM coal) reprint ribbon conveyer (5) along cloth second haulage drift (4).Run-of-mine coal (ROM coal) is reprinted ribbon conveyer (5) and is connected with run-of-mine coal (ROM coal) ribbon conveyer (2) head.
Reprint ribbon conveyer (5) head place developing head chamber (6) at run-of-mine coal (ROM coal), for arranging run-of-mine coal (ROM coal) disintegrating machine (7), being used for carrying out primary breakup to run-of-mine coal (ROM coal), being crushed to below 300mm.Run-of-mine coal (ROM coal) disintegrating machine (7) be arranged on run-of-mine coal (ROM coal) reprint ribbon conveyer (5) head under level 2 meters of.
Along head chamber (6) development work, and in certain distance, open up classifying screen chamber (10), for arranging classifying screen (9), under run-of-mine coal (ROM coal) disintegrating machine (7), arrange that run-of-mine coal (ROM coal) is reprinted collect scrapper conveyor (8), for transporting the run-of-mine coal (ROM coal) material after just breaking to classifying screen (9).
Perpendicular to classifying screen chamber (10), the first break-though roadways (15) and dynamic sieve workshop chamber (17) is opened up successively, for arranging that the first lump coal reprints ribbon conveyer (14) and the first separator (16) at same level.First lump coal reprinting ribbon conveyer (14) exports with the lump coal of classifying screen (9) and is connected.Namely this first lump coal reprinting ribbon conveyer (14) and the first separator (16) also belong to the first washing system in dual system.First separator (16) washes equipment, preferably vibro-assisted jigging separator as main.
Be parallel to the first break-though roadways (15),, 60 meters, interval opens up the second break-though roadways (20) and the second dynamic sieve workshop chamber (22) successively, and for being arranged in parallel, last run-of-mine coal (ROM coal) reprints ribbon conveyer (18), lump coal ribbon conveyer (19) and the second separator (21).Namely this lump coal ribbon conveyer (19) and the second separator (21) also belong to the second washing system in dual system.Second separator (21) preferably vibro-assisted jigging separator.
By classifying screen chamber (10), front end to the second break-though roadways (20) is stopped, open up the 3rd haulage drift (11), along the 3rd haulage drift (11), under classifying screen (9), level 8 meters of arrange the second lump coal reprinting ribbon conveyer (12) and last run-of-mine coal (ROM coal) collection ribbon conveyer (13).Lump coal outlet and the lump coal ribbon conveyer (19) that ribbon conveyer (12) is connected to classifying screen (9) reprinted by second lump coal; End run-of-mine coal (ROM coal) collects run-of-mine coal (ROM coal) outlet and last run-of-mine coal (ROM coal) reprinting ribbon conveyer (18) that ribbon conveyer (13) is connected to classifying screen (9).
Then be parallel to the 3rd transportation roadway (11), the through lane of 90 meters, interval developing the 3rd (24), the 3rd through lane (24) is connected with the tail end of the first through lane (15) with the second through lane (20).Along the 3rd through lane (24), raw coal ribbon conveyer (23), spoil ribbon conveyer (26), slurry circulating system (25) are set; First separator (16) is connected with raw coal ribbon conveyer (23) with the cleaned coal outlet of the second separator (21), coal slime outlet is connected with slurry circulating system (25), and spoil outlet is connected with spoil ribbon conveyer (26); Raw coal ribbon conveyer (23) head connects coal bunker (1); The throughput direction of spoil ribbon conveyer (26) is contrary with raw coal ribbon conveyer (23), accordingly, in the direction the 3rd through lane (24) is extended and open the 4th haulage drift (27), spoil ribbon conveyer (26) is extended along the 4th haulage drift (27), directly leads to goaf.
So far, the whole roadway layout of the present embodiment is arranged in " day " font, run-of-mine coal (ROM coal) is after screening washing, product is finally transported to former Underground Spiral coal bunker (1) by raw coal ribbon conveyer (23), and spoil is transported to goaf filling on the spot by the 4th haulage drift (27).
Those of ordinary skill in the field are to be understood that: the foregoing is only specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle; any amendment of making, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. the two washing system of underground coal mine, is characterized in that, comprising:
At top of coal bunker along carrying out the first extended haulage drift of coal direction, described first haulage drift is provided with run-of-mine coal (ROM coal) ribbon conveyer;
Be arranged on level under described first haulage drift, the second haulage drift perpendicular to described first haulage drift, the run-of-mine coal (ROM coal) be connected with described run-of-mine coal (ROM coal) belt conveyer head arranged along described second haulage drift reprints ribbon conveyer; Described run-of-mine coal (ROM coal) is reprinted belt conveyer head place and is disposed with run-of-mine coal (ROM coal) disintegrating machine and classifying screen; Described second haulage drift is also provided with the classifying screen chamber for installing described classifying screen;
Starting point is positioned at described classifying screen chamber, and with described second haulage drift same level, the first vertical break-though roadways, described first break-though roadways is provided with the first lump coal and reprints ribbon conveyer, the described first lump coal reprinting afterbody of ribbon conveyer exports with the lump coal of described classifying screen and is connected, and head section arranges the first separator;
And second break-though roadways of separated by a distance setting parallel with described first break-though roadways, described second break-though roadways is provided with last run-of-mine coal (ROM coal) and reprints ribbon conveyer and lump coal ribbon conveyer, described lump coal belt conveyer head is provided with the second separator;
At described classifying screen chamber to the 3rd haulage drift arranged between described second break-though roadways front end, be provided with along described 3rd haulage drift and connect the outlet of described classifying screen lump coal and the second lump coal of lump coal ribbon conveyer and reprints ribbon conveyer and be connected the last run-of-mine coal (ROM coal) that described classifying screen run-of-mine coal (ROM coal) exports and last run-of-mine coal (ROM coal) reprints ribbon conveyer and collect ribbon conveyer;
Be parallel to the 3rd break-though roadways that described 3rd haulage drift is arranged, described 3rd break-though roadways is communicated with the tail end of the second break-though roadways with described first break-though roadways; Described 3rd break-though roadways is provided with raw coal ribbon conveyer, spoil ribbon conveyer, slurry circulating system; Described first separator is connected with described raw coal ribbon conveyer with the cleaned coal outlet of the second separator, and coal slime outlet is connected with described slurry circulating system, and spoil outlet is connected with described spoil ribbon conveyer; Described raw coal belt conveyer head connects coal bunker, and described spoil belt conveyer head connects goaf.
2. system according to claim 1, is characterized in that, is provided with belt plow in coal bunker.
3. system according to claim 1, is characterized in that, described second haulage drift is provided with head chamber, and described run-of-mine coal (ROM coal) reprints belt conveyer head and run-of-mine coal (ROM coal) disintegrating machine is arranged in described head chamber; Described run-of-mine coal (ROM coal) disintegrating machine is arranged on described run-of-mine coal (ROM coal) and reprints level 2 meters of under belt conveyer head.
4. system according to claim 1, is characterized in that, is provided with run-of-mine coal (ROM coal) and reprints and collect scrapper conveyor between described run-of-mine coal (ROM coal) disintegrating machine and classifying screen, for by the run-of-mine coal (ROM coal) mass transport after described run-of-mine coal (ROM coal) disintegrating machine is just broken to described classifying screen.
5. system according to claim 1, is characterized in that, described second lump coal is reprinted ribbon conveyer and last run-of-mine coal (ROM coal) and collected ribbon conveyer and be arranged on level 8 meters of under described classifying screen.
6. system according to claim 1, is characterized in that, the spacing in described first through lane and the second through lane is 60 meters.
7. system according to claim 1, is characterized in that, the spacing of described 3rd haulage drift and the 3rd break-though roadways is 90 meters.
8. system according to claim 1, it is characterized in that, described spoil ribbon conveyer is contrary with the throughput direction of raw coal ribbon conveyer, throughput direction along described 3rd break-though roadways, spoil ribbon conveyer is provided with the 4th haulage drift, and described spoil ribbon conveyer is extended along described 4th haulage drift.
9. system according to claim 1, is characterized in that, described first separator and the second separator are vibro-assisted jigging separator.
10. system according to claim 1, is characterized in that, described first break-though roadways tail end is provided with the first dynamic sieve workshop chamber for installing the first separator; Described second break-though roadways tail end is provided with the second dynamic sieve workshop chamber for installing the second separator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520357795.1U CN204746555U (en) | 2015-05-29 | 2015-05-29 | Colliery is two washing systems in pit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520357795.1U CN204746555U (en) | 2015-05-29 | 2015-05-29 | Colliery is two washing systems in pit |
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| CN204746555U true CN204746555U (en) | 2015-11-11 |
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| CN201520357795.1U Expired - Fee Related CN204746555U (en) | 2015-05-29 | 2015-05-29 | Colliery is two washing systems in pit |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106563553A (en) * | 2016-08-25 | 2017-04-19 | 中冶北方（大连）工程技术有限公司 | Crushing system for iron mine underground mill and crushing process |
| CN107617552A (en) * | 2017-09-14 | 2018-01-23 | 中煤能源研究院有限责任公司 | The wide grade intelligence dry separation craft method for arranging of underground coal mine |
| CN108465542A (en) * | 2018-03-23 | 2018-08-31 | 合肥工业大学 | A kind of coal downhole intelligent separation system device layout |
| WO2019178835A1 (en) * | 2018-03-23 | 2019-09-26 | 中国矿业大学(北京) | Automatic coal mining machine and fluidized coal mining method |
-
2015
- 2015-05-29 CN CN201520357795.1U patent/CN204746555U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106563553A (en) * | 2016-08-25 | 2017-04-19 | 中冶北方（大连）工程技术有限公司 | Crushing system for iron mine underground mill and crushing process |
| CN107617552A (en) * | 2017-09-14 | 2018-01-23 | 中煤能源研究院有限责任公司 | The wide grade intelligence dry separation craft method for arranging of underground coal mine |
| CN108465542A (en) * | 2018-03-23 | 2018-08-31 | 合肥工业大学 | A kind of coal downhole intelligent separation system device layout |
| WO2019178835A1 (en) * | 2018-03-23 | 2019-09-26 | 中国矿业大学(北京) | Automatic coal mining machine and fluidized coal mining method |
| CN108465542B (en) * | 2018-03-23 | 2020-10-09 | 合肥工业大学 | Equipment layout of underground intelligent coal sorting system |
| US11391151B2 (en) | 2018-03-23 | 2022-07-19 | China University Of Mining And Technology, Beijing | Automatic coal mining machine and fluidized coal mining method |
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