CN101966526A - High-efficiency and low-energy consumption metal tailings exhausting method and equipment thereof - Google Patents
High-efficiency and low-energy consumption metal tailings exhausting method and equipment thereof Download PDFInfo
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- CN101966526A CN101966526A CN 201010298928 CN201010298928A CN101966526A CN 101966526 A CN101966526 A CN 101966526A CN 201010298928 CN201010298928 CN 201010298928 CN 201010298928 A CN201010298928 A CN 201010298928A CN 101966526 A CN101966526 A CN 101966526A
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Abstract
The invention discloses a high-efficiency and low-energy consumption metal tailings exhausting method and equipment thereof and belongs to the technical field of tailings treatment. The technical problem to be solved is that the treatment amount of the tailings is large and the water content of the treated tailings is low. The invention adopts the technical scheme which comprises the following steps of: 1, injecting a tailing grout into a coarse particle treatment bin from a tailings inlet, wherein a fine particle grout enters a fine particle treatment bin from a first overflow mouth; 2, adding flocculant medicinal liquid into the fine particle grout, wherein the clear water enters a reservoir from a second overflow mouth; 3, conveying precipitated coarse particles to a vacuum filter and conveying precipitated fine particles to a belt presser; 4, performing solid-liquid separation on the coarse particles with the vacuum filter to form coarse particle filter cakes, and performing solid-liquid separation on the fine particles with the belt presser to form fine particle filter cakes; and 5, conveying the coarse and fine filter cakes to a selected open space with a filter cake conveying system, and neatly piling the coarse and fine filter cakes.
Description
Technical field
The metal tailings of a kind of high efficiency low energy consumption of the present invention is done row's processing method and equipment thereof, belongs to the mine tailing processing technology field.
Background technology
The annual tailings discharging of China reaches 600,000,000 tons, and at present, domestic main employing upper reaches method is handled, and just adopts the mode in mine tailing storehouse to handle mine tailing.The mine tailing storehouse is an inevitable problem in the production process of mine, but the existence in mine tailing storehouse has simultaneously caused significant threat to local resident's living environment and lives and properties.Build major safety risks, destruction ecological environment that the mine tailing storehouse need take the large tracts of land soil, have the dam break of breaching a dyke, for building and the operating cost costliness of user's mine tailing storehouse.The secondary development that country's guiding now and encouragement society develop tailing dry row's new technology and mine tailing energetically, domestic existing part tailing dry row treatment facility, tailings dewatering equipment mainly uses cyclone and thickening pond combination that the thickness particle is carried out the classification processing at present, but its one-time investment is big, energy consumption is big, treating capacity is low and mine tailing water content height, inapplicable especially to the mine tailing that fine grained accounts for more than 50%, in addition, because mine tailing is to the serious wear of cyclone, need periodic replacement, so maintenance cost is big.
Summary of the invention
The present invention overcomes the deficiencies in the prior art, and technical problem to be solved provides big and dried processing method and the equipment thereof arranged of the metal tailings high efficiency low energy consumption that the mine tailing water content is low of a kind for the treatment of capacity.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is:
A kind of metal tailings of high efficiency low energy consumption is done row's processing method, carries out according to following steps:
The first step: the mine tailing slurries that preparation equipment is discharged inject coarse granule processing storehouse by the mine tailing inlet, coarse granule is because from great, natural subsidence is handled the bottom, storehouse to coarse granule, fine grained is because deadweight is little, be suspended in coarse grained top, when the liquid level of mine tailing slurries arrived first overfall on coarse granule processing top, storehouse, the fine grained slurries entered fine grained through first overfall and handle the storehouse;
Second step: when the fine grained slurries enter fine grained to handle the storehouse, in the fine grained slurries, add the flocculant soup, carry out flocculation treatment, make the fine grained sedimentation of uniting, slurries upper strata after the sedimentation is a clear water, lower floor is the fine grained of sedimentation of uniting, when the liquid level of upper strata clear water arrived second overfall on fine grained processing top, storehouse, clear water entered cistern through second overfall;
The 3rd step: open conveyer and valve thick, below, fine grained processing storehouse, the coarse granule after the sedimentation is flowed to vacuum filter, the fine grained after the sedimentation is flowed to belt press;
The 4th step: with vacuum filter coarse granule is carried out Separation of Solid and Liquid, form the coarse granule filter cake, fine grained is carried out Separation of Solid and Liquid, form the fine grained filter cake with belt press;
The 5th step: with the filter cake induction system thick, fine filtering cake are delivered to the vacant lot of choosing, the neat stacking.
The flocculant soup proportioning by weight that adds in the fine grained slurries in second step is: flocculant: water=1: 1000, the injection rate of flocculant soup are 0.3t/h-0.5t/h.
In described the 3rd step, the fine grained slurries are being flowed to the preceding flocculant soup that in the fine grained slurries, adds once more of belt press (6), flocculant soup proportioning by weight is: flocculant: water=1: 1000, the injection rate of flocculant soup are 1.0t/h-1.3t/h.
When in the fine grained slurries, adding the flocculant soup, use flocculant preparation and medicine system (12) automatically.
A kind of metal tailings of high efficiency low energy consumption is done row's treatment facility, comprise: the storehouse is handled in classification, first conveyer, second conveyer, vacuum filter, belt press and filter cake induction system, classification is handled the storehouse and is made up of at least one coarse granule processing storehouse and at least one fine grained processing storehouse, coarse granule handles the storehouse and fine grained is handled between the storehouse by the connection of first overfall, first overfall is arranged on the top that coarse granule is handled storehouse and fine grained processing storehouse, the top that fine grained is handled the storehouse also is provided with second overfall, and the height of second overfall is lower than the height of first overfall;
Described coarse granule handles the storehouse and fine grained processing storehouse is funnel-form, all around by shore supports;
The discharging opening below that coarse granule is handled the storehouse is first conveyer, the discharging opening below that fine grained is handled the storehouse is second conveyer, the discharge port below of first conveyer is the charging aperture of vacuum filter, the discharge port below of second conveyer is the charging aperture of belt press, and the discharging opening below of vacuum filter and belt press is the filter cake induction system.
The discharge port place of described first conveyer and second conveyer is provided with valve.
Described fine grained is handled the next door, storehouse and is provided with flocculant preparation and medicine system automatically, described flocculant prepares automatically and medicine system has two dosing mouths, a dosing mouth is arranged on the first overfall place, and another dosing mouth is arranged on the discharge port place of second conveyer.
Described first conveyer and second conveyer are conveying worm.
Described filter cake induction system is a belt conveyor.
The beneficial effect that the metal tailings of a kind of high efficiency low energy consumption of the present invention dried row processing method and equipment thereof are compared with prior art had is:
1, complete equipment compact conformation, running continuously automatically, floor space is little, greatly reduces the cost of investment and the operating cost of ore dressing enterprise, and the mine tailing processing cost can be low to moderate 1 yuan/ton.
2, the complete closed operation and the waste water recycling of mine tailing sewage have been realized, can reach standards for industrial water usage by the filtrate after the inventive method and the device processes, reusable edible, saved water resource, solved mine tailing sewage to surrounding environment and phreatic pollution problem, thoroughly ban the mine tailing storehouse, reduced the potential safety hazard in mine.
3, treating capacity is big, can solve dried row's problem of day mine tailing amount＞2000t, has also solved the tailing dry row difficult problem of fine grained＞50%.
4, the present invention adopts thickness grading to handle, and good effect of separating solid from liquid is handled back mine tailing water content and can be low to moderate 15%.
Description of drawings
The present invention will be further described below in conjunction with accompanying drawing:
Fig. 1 is the flow chart that the metal tailings of this high efficiency low energy consumption is done row's processing method;
Fig. 2 is the structural representation that the metal tailings of this high efficiency low energy consumption is done row's treatment facility;
Fig. 3 is the structural representation that the metal tailings of this high efficiency low energy consumption is done classification processing storehouse in row's treatment facility;
Fig. 4 is the vertical view of Fig. 2.
Among the figure 1 for classification handle the storehouse, 2 for coarse granule handle the storehouse, 3 for fine grained handle storehouse, 4 be first conveyer, 5 be second conveyer, 6 for belt press, 7 for vacuum filter, 8 for filter cake induction system, 9 be first overfall, 10 be second overfall, 11 for valve, 12 be that automatic preparation of flocculant and medicine system, 13 are that mine tailing enters the mouth.
The specific embodiment
As shown in Figure 1, the metal tailings of a kind of high efficiency low energy consumption of the present invention is done row's processing method, carries out according to following steps:
The first step: the mine tailing slurries that preparation equipment is discharged inject coarse granule processing storehouse 2 by mine tailing inlet 13, coarse granule is because from great, natural subsidence is handled 2 bottoms, storehouse to coarse granule, fine grained is because deadweight is little, be suspended in coarse grained top, when the liquid level of mine tailing slurries arrived first overfall 9 on coarse granule processing 2 tops, storehouse, the fine grained slurries entered fine grained through first overfall 9 and handle storehouse 3;
Second step: when the fine grained slurries enter fine grained to handle storehouse 3, in the fine grained slurries, add the flocculant soup, carry out flocculation treatment, make the fine grained sedimentation of uniting, slurries upper strata after the sedimentation is a clear water, lower floor is the fine grained of sedimentation of uniting, when the liquid level of upper strata clear water arrived second overfall 10 on fine grained processing 3 tops, storehouse, clear water entered cistern through second overfall 10;
The 3rd step: open conveyer and valve 11 thick, below, fine grained processing storehouse, the coarse granule after the sedimentation is flowed to vacuum filter 7, the fine grained after the sedimentation is flowed to belt press 6;
The 4th step: carry out Separation of Solid and Liquid with 7 pairs of coarse granules of vacuum filter, form the coarse granule filter cake, carry out Separation of Solid and Liquid, form the fine grained filter cake with 6 pairs of fine graineds of belt press;
The 5th step: with filter cake induction system 8 thick, fine filtering cake are delivered to the vacant lot of choosing, the neat stacking.
The flocculant soup proportioning by weight that adds in the fine grained slurries in second step is: flocculant: water=1: 1000, the injection rate of flocculant soup are 0.3t/h-0.5t/h.
In described the 3rd step, before being flowed to belt press 6, the fine grained slurries in the fine grained slurries, add the flocculant soup once more, flocculant soup proportioning by weight is: flocculant: water=1: 1000, the injection rate of flocculant soup are 1.0t/h-1.3t/h.
When in the fine grained slurries, adding the flocculant soup, use flocculant preparation and medicine system 12 automatically.
As Fig. 2, Fig. 3, shown in Figure 4, the metal tailings of a kind of high efficiency low energy consumption of the present invention is done row's treatment facility, comprise: storehouse 1 is handled in classification, first conveyer 4, second conveyer 5, vacuum filter 7, belt press 6 and filter cake induction system 8, classification is handled storehouse 1 and is made up of at least one coarse granule processing storehouse 2 and at least one fine grained processing storehouse 3, coarse granule handles storehouse 2 and fine grained is handled between the storehouse 3 by 9 connections of first overfall, first overfall 9 is arranged on the top that coarse granule is handled storehouse 2 and fine grained processing storehouse 3, the height that the top that fine grained is handled storehouse 3 also is provided with second overfall, 10, the second overfalls 10 is lower than the height of first overfall 9;
Described coarse granule handles storehouse 2 and fine grained processing storehouse 3 is funnel-form, all around by shore supports;
The discharging opening below that coarse granule is handled storehouse 2 is first conveyer 4, the discharging opening below that fine grained is handled storehouse 3 is second conveyer 5, the discharge port below of first conveyer 4 is the charging aperture of vacuum filter 7, the discharge port below of second conveyer 5 is the charging aperture of belt press 6, and the discharging opening below of vacuum filter 7 and belt press 6 is a filter cake induction system 8.
The discharge port place of described first conveyer 4 and second conveyer 5 is provided with valve 11.
Described fine grained is handled 3 next doors, storehouse and is provided with flocculant preparation and medicine system 12 automatically, described flocculant prepares automatically and medicine system 12 has two dosing mouths, a dosing mouth is arranged on first overfall, 9 places, and another dosing mouth is arranged on the discharge port place of second conveyer 5.
Described first conveyer 4 and second conveyer 5 are conveying worm.
Described filter cake induction system 8 is a belt conveyor.
Described vacuum filter 7 is the outside filtering type vacuum filter.
The YT series helix conveyer that described first conveyer 4 and second conveyer 5 can select for use the sharp environmental protection equipment engineering of Shanxi Yi Er Co., Ltd to produce, the YDY series belt press that belt press 6 can select for use the sharp environmental protection equipment engineering of Shanxi Yi Er Co., Ltd to produce, the YGW series outside filtering type vacuum filter that vacuum filter 7 can select for use the sharp environmental protection equipment engineering of Shanxi Yi Er Co., Ltd to produce, filter cake induction system 8 can be selected general belt conveyor for use.
The present invention can carry out specific design as the case may be, as: one, determine the tricks of required treatment facility according to the mine tailing amount, each complete equipment works alone, and has improved the stability of a system, has reduced fault rate, has reduced entreprise cost; Two, according to thickness particle proportion determine a cover in the treatment facility required coarse granule handle storehouse 2 and fine grained is handled the number in storehouse 3, solved the big or fine grained accounting of mine tailing amount greater than 50% tailing dry row problem.
Claims (9)
1. the metal tailings of a high efficiency low energy consumption is done row's processing method, it is characterized in that, carries out according to following steps:
The first step: the mine tailing slurries that preparation equipment is discharged inject coarse granule processing storehouse (2) by mine tailing inlet (13), coarse granule is because from great, natural subsidence is handled bottom, storehouse (2) to coarse granule, fine grained is because deadweight is little, be suspended in coarse grained top, when the liquid level of mine tailing slurries arrived first overfall (9) on coarse granule processing top, storehouse (2), the fine grained slurries entered fine grained through first overfall (9) and handle storehouse (3);
Second step: when the fine grained slurries enter fine grained to handle storehouse (3), in the fine grained slurries, add the flocculant soup, carry out flocculation treatment, make the fine grained sedimentation of uniting, slurries upper strata after the sedimentation is a clear water, lower floor is the fine grained of sedimentation of uniting, when the liquid level of upper strata clear water arrived second overfall (10) on fine grained processing top, storehouse (3), clear water entered cistern through second overfall (10);
The 3rd step: open conveyer and valve (11) thick, below, fine grained processing storehouse, the coarse granule after the sedimentation is flowed to vacuum filter (7), the fine grained after the sedimentation is flowed to belt press (6);
The 4th step: with vacuum filter (7) coarse granule is carried out Separation of Solid and Liquid, form the coarse granule filter cake, fine grained is carried out Separation of Solid and Liquid, form the fine grained filter cake with belt press (6);
The 5th step: with filter cake induction system (8) thick, fine filtering cake are delivered to the vacant lot of choosing, the neat stacking.
2. the metal tailings of a kind of high efficiency low energy consumption according to claim 1 is done row's processing method, it is characterized in that: the flocculant soup proportioning by weight that adds in the fine grained slurries in second step is: flocculant: water=1: 1000, the injection rate of flocculant soup are 0.3t/h-0.5t/h.
3. the metal tailings of a kind of high efficiency low energy consumption according to claim 1 is done row's processing method, it is characterized in that: in described the 3rd step, the fine grained slurries are being flowed to the preceding flocculant soup that in the fine grained slurries, adds once more of belt press (6), flocculant soup proportioning by weight is: flocculant: water=1: 1000, the injection rate of flocculant soup are 1.0t/h-1.3t/h.
4. the metal tailings of a kind of high efficiency low energy consumption according to claim 1 is done row's processing method, it is characterized in that: when adding the flocculant soup in the fine grained slurries, use flocculant preparation and medicine system (12) automatically.
5. the metal tailings of a high efficiency low energy consumption as claimed in claim 1 is done the equipment of using in row's processing method, it is characterized in that, comprise: storehouse (1) is handled in classification, first conveyer (4), second conveyer (5), vacuum filter (7), belt press (6) and filter cake induction system (8), classification is handled storehouse (1) and is made up of at least one coarse granule processing storehouse (2) and at least one fine grained processing storehouse (3), coarse granule handles storehouse (2) and fine grained is handled between the storehouse (3) by first overfall (9) connection, first overfall (9) is arranged on the top that coarse granule is handled storehouse (2) and fine grained processing storehouse (3), the top that fine grained is handled storehouse (3) also is provided with second overfall (10), and the height of second overfall (10) is lower than the height of first overfall (9);
Described coarse granule handles storehouse (2) and fine grained processing storehouse (3) is funnel-form, all around by shore supports;
The discharging opening below that coarse granule is handled storehouse (2) is first conveyer (4), the discharging opening below that fine grained is handled storehouse (3) is second conveyer (5), the discharge port below of first conveyer (4) is the charging aperture of vacuum filter (7), the discharge port below of second conveyer (5) is the charging aperture of belt press (6), and the discharging opening below of vacuum filter (7) and belt press (6) is filter cake induction system (8).
6. the metal tailings of a kind of high efficiency low energy consumption according to claim 5 is done row's treatment facility, and it is characterized in that: the discharge port place of described first conveyer (4) and second conveyer (5) is provided with valve (11).
7. the metal tailings of a kind of high efficiency low energy consumption according to claim 5 is done row's treatment facility, it is characterized in that: described fine grained is handled next door, storehouse (3) and is provided with flocculant preparation and medicine system (12) automatically, described flocculant prepares automatically and medicine system (12) has two dosing mouths, a dosing mouth is arranged on first overfall (9) and locates, and another dosing mouth is arranged on the discharge port place of second conveyer (5).
8. the metal tailings of a kind of high efficiency low energy consumption according to claim 5 is done row's treatment facility, and it is characterized in that: described first conveyer (4) and second conveyer (5) are conveying worm.
9. the metal tailings of a kind of high efficiency low energy consumption according to claim 5 is done row's treatment facility, it is characterized in that: described filter cake induction system (8) is belt conveyor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102989284A CN101966526B (en) | 2010-09-27 | 2010-09-27 | High-efficiency and low-energy consumption metal tailings exhausting method and equipment thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010102989284A CN101966526B (en) | 2010-09-27 | 2010-09-27 | High-efficiency and low-energy consumption metal tailings exhausting method and equipment thereof |
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| CN101966526A true CN101966526A (en) | 2011-02-09 |
| CN101966526B CN101966526B (en) | 2012-07-18 |
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| CN2010102989284A Expired - Fee Related CN101966526B (en) | 2010-09-27 | 2010-09-27 | High-efficiency and low-energy consumption metal tailings exhausting method and equipment thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102432234A (en) * | 2011-08-30 | 2012-05-02 | 杨佳定 | comprehensive treatment method for mud nonferrous metal oxidized ore dressing tailing water residue |
| CN103382060A (en) * | 2013-07-22 | 2013-11-06 | 广西华锡集团股份有限公司再生资源分公司 | Mineral processing water-saving and emission reduction device and method |
| CN103520995A (en) * | 2012-07-05 | 2014-01-22 | 宁津县正泰机械设备制造有限公司 | Tailing dry-discharging device |
| CN104001370A (en) * | 2014-05-30 | 2014-08-27 | 唐山海普科技有限公司 | Dry discharge technology of tailings |
| CN105214834A (en) * | 2014-06-27 | 2016-01-06 | 刘章平 | A kind of combination unit for tailings dewatering |
| CN105903556A (en) * | 2016-04-14 | 2016-08-31 | 山东鑫海矿业技术装备股份有限公司 | Energy-efficient tailings dry-type deslagging technique |
| CN112138854A (en) * | 2019-06-26 | 2020-12-29 | 阿勒泰正元国际矿业有限公司 | Method for dehydrating quartz vein type gold mine tailings |
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| CN1085128A (en) * | 1993-09-25 | 1994-04-13 | 中南工业大学 | Concentrating process for coagulating and settling tailings |
| CN2535106Y (en) * | 2001-12-20 | 2003-02-12 | 冶金工业部马鞍山矿山研究院 | Thickener feeding device |
| US20050109702A1 (en) * | 2003-11-20 | 2005-05-26 | Dwyer Patrick J. | Metals/minerals recovery and waste treatment process |
| CN1792830A (en) * | 2005-10-21 | 2006-06-28 | 赵树彦 | Tech. for treating coal mud water by tow section concentration, tow section recovery |
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- 2010-09-27 CN CN2010102989284A patent/CN101966526B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1085128A (en) * | 1993-09-25 | 1994-04-13 | 中南工业大学 | Concentrating process for coagulating and settling tailings |
| CN2535106Y (en) * | 2001-12-20 | 2003-02-12 | 冶金工业部马鞍山矿山研究院 | Thickener feeding device |
| US20050109702A1 (en) * | 2003-11-20 | 2005-05-26 | Dwyer Patrick J. | Metals/minerals recovery and waste treatment process |
| CN1792830A (en) * | 2005-10-21 | 2006-06-28 | 赵树彦 | Tech. for treating coal mud water by tow section concentration, tow section recovery |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102432234A (en) * | 2011-08-30 | 2012-05-02 | 杨佳定 | comprehensive treatment method for mud nonferrous metal oxidized ore dressing tailing water residue |
| CN102432234B (en) * | 2011-08-30 | 2013-09-25 | 杨佳定 | comprehensive treatment method for mud nonferrous metal oxidized ore dressing tailing water residue |
| CN103520995A (en) * | 2012-07-05 | 2014-01-22 | 宁津县正泰机械设备制造有限公司 | Tailing dry-discharging device |
| CN103382060A (en) * | 2013-07-22 | 2013-11-06 | 广西华锡集团股份有限公司再生资源分公司 | Mineral processing water-saving and emission reduction device and method |
| CN104001370A (en) * | 2014-05-30 | 2014-08-27 | 唐山海普科技有限公司 | Dry discharge technology of tailings |
| CN105214834A (en) * | 2014-06-27 | 2016-01-06 | 刘章平 | A kind of combination unit for tailings dewatering |
| CN105903556A (en) * | 2016-04-14 | 2016-08-31 | 山东鑫海矿业技术装备股份有限公司 | Energy-efficient tailings dry-type deslagging technique |
| CN112138854A (en) * | 2019-06-26 | 2020-12-29 | 阿勒泰正元国际矿业有限公司 | Method for dehydrating quartz vein type gold mine tailings |
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|---|---|
| CN101966526B (en) | 2012-07-18 |
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Owner name: SHANXI YEARLY ENVIRONMENTAL PROTECTION EQUIPMENT A Free format text: FORMER OWNER: GAO WENYU Effective date: 20140107 Free format text: FORMER OWNER: GUO CHAOXUAN Effective date: 20140107 |
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Effective date of registration: 20140107 Address after: 043801, East Village, East Town, Wenxi County, Yuncheng, Shanxi Patentee after: SHANXI YI ER ENVIRONMENTAL PROTECTION EQUIOPMENT ENGINEERING CO., LTD. Address before: 043800 Wenxi County, Shanxi City, East Town, Yuncheng Patentee before: Gao Wenyu Patentee before: Guo Chaoxuan |
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Granted publication date: 20120718 Termination date: 20160927 |