CN203507667U - Magnetite ore dressing wastewater treatment and recovery device - Google Patents

Magnetite ore dressing wastewater treatment and recovery device Download PDF

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Publication number
CN203507667U
CN203507667U CN201320373901.6U CN201320373901U CN203507667U CN 203507667 U CN203507667 U CN 203507667U CN 201320373901 U CN201320373901 U CN 201320373901U CN 203507667 U CN203507667 U CN 203507667U
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China
Prior art keywords
outlet
concentrator
band filter
sidewall
sedimentation basin
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Active
Application number
CN201320373901.6U
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Chinese (zh)
Inventor
王志良
吉少清
柴延森
石军涛
何永进
李启友
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ANHUI DACANG MINING GROUP Co Ltd
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ANHUI DACANG MINING GROUP Co Ltd
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Priority to CN201320373901.6U priority Critical patent/CN203507667U/en
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Abstract

The utility model discloses a magnetite ore dressing wastewater treatment and recovery device comprising a vortex folded plate reaction tank, a grading hydrocyclone, a thickener, a belt filter, a settling pond and a belt conveyor, wherein mill tailing slurry enters the vortex folded plate reaction tank, and is conveyed to the grading hydrocyclone after reacting inside the vortex folded plate reaction tank, so as to achieve concentration and grading of tailing slurry; the overflow part of the hydrocyclone enters inside the thickener to be further concentrated, the underflow part of the hydrocyclone and the underflow part of the thickener enter the belt filter; the overflow part of the thickener and the filtrate part from the belt filter are directly reused to completely return to a concentrating mill to produce water after entering the settling pond; the settled sand of underflow of the settling pond is delivered to the thickener to process in a cycle; dry milltailings passing through the belt filter are conveyed to a dry storage yard by virtue of the belt conveyor or applied to underground filling in a worked out section.

Description

A kind of magnetite separation wastewater treatment and retracting device
Technical field
The utility model relates to magnetite separation waste plant field, is specially a kind of magnetite separation wastewater treatment and retracting device.
Background technology
Beneficiation wastewater is the pastille producing in dressing Production Process, the sewage that contains mud and other compound, harm to environment is taken seriously, traditional beneficiation wastewater is processed, generally to take Tailings Dam as key facility, Tailings Slurry is processed through the natural subsidence of Tailings Dam, the measure that solar radiation is decomposed, waste water is clarified naturally, CHARACTERISTICS OF TAILINGS SAND is piled up, because returning to mineral processing production flow process, part waste water continues to use, had a strong impact on mineral processing index, the outer row of another part waste water will cause severe contamination to ecological environment around undoubtedly.
Utility model content
The purpose of this utility model is to provide a kind of magnetite separation wastewater treatment and retracting device, the problem that can pollute to solve prior art Tailings Slurry backwater.
In order to achieve the above object, the technical scheme that the utility model adopts is:
A kind of magnetite separation wastewater treatment and retracting device, it is characterized in that: include eddy flow flap reaction tank, eddy flow flap reaction tank one upper lateral part is provided with inlet tube, eddy flow flap reaction tank opposite side bottom is provided with outlet, also include classifying cyclone, concentrator, band filter, sedimentation basin, belt conveyor, described classifying cyclone one side side wall upper part is provided with charging aperture, classifying cyclone top is provided with overflow outlet, classifying cyclone bottom is provided with underflow outlet, the outlet of eddy flow flap reaction tank is communicated with the charging aperture of classifying cyclone, described concentrator one side sidewall is provided with overflow inlet, concentrator opposite side sidewall is provided with overflow outlet, concentrator bottom is provided with underflow outlet, the overflow outlet of described classifying cyclone is communicated with the overflow inlet of concentrator, described band filter top, one side lower sidewall is respectively arranged with charging aperture, band filter opposite side side wall upper part is provided with filtrate (liquid, band filter opposite side lower sidewall is provided with dry tailings outlet, the underflow outlet of described classifying cyclone is communicated with the charging aperture on band filter sidewall, the underflow outlet of concentrator is communicated with band filter its top feed mouth, described sedimentation basin bottom, one side side wall upper part is respectively arranged with inlet, sedimentation basin opposite side side wall upper part is provided with purified liquor outlet, the overflow outlet of described concentrator is communicated with inlet on sedimentation basin sidewall, filtrate (liquid on band filter sidewall is communicated with the inlet of sedimentation basin bottom, described belt conveyor one end is undertaken on dry tailings exit on band filter sidewall.
Described a kind of magnetite separation wastewater treatment and retracting device, it is characterized in that: the sedimentation basin lower sidewall that is provided with inlet is also provided with sand setting outlet, described concentrator bottom is also provided with loop head, and the sand setting outlet of described sedimentation basin is communicated with the loop head of concentrator.
Described a kind of magnetite separation wastewater treatment and retracting device, is characterized in that: between eddy flow flap reaction tank outlet and classifying cyclone charging aperture, slag stock pump is installed.
Described a kind of magnetite separation wastewater treatment and retracting device, is characterized in that: between band filter filtrate (liquid and sedimentation basin bottom liquid inlet mouth, clarified water pump is installed.
The utility model reaches industrial wastewater " zero-emission " target, greatly improved water reuse rate, recycling water utilization rate is brought up to more than 95% by original 40-50%.To protocercal tail sand storage, draining forms closed circuit treatment process simultaneously, stops the pollution of beneficiation wastewater to environment, fully improves water utilization rate.
Advantage of the present utility model is:
1. the utility model can return to the water in waste water and mineral in production and go again, and the underflow of production is regularly returned in the overflow of constantly discharging by sedimentation basin, has avoided the pollution of waste water to working environment, has purified operating environment.
2. the utility model can be realized the closed cycle utilization of waste water, has improved water utilization rate, is conducive to protect groundwater resources, has improved the utilization rate of land resource, has reduced appropriation of land, and dry mine tailing has effectively solved underground goaf filling.
Accompanying drawing explanation
Fig. 1 is the utility model plant system drawing.
The specific embodiment
As shown in Figure 1.A kind of magnetite separation wastewater treatment and retracting device, include eddy flow flap reaction tank 1, eddy flow flap reaction tank 1 one upper lateral parts are provided with inlet tube, eddy flow flap reaction tank 1 opposite side bottom is provided with outlet, also include classifying cyclone 2, concentrator 3, band filter 4, sedimentation basin 5, belt conveyor 6, classifying cyclone 2 one side side wall upper part are provided with charging aperture, classifying cyclone 2 tops are provided with overflow outlet, classifying cyclone 2 bottoms are provided with underflow outlet, the outlet of eddy flow flap reaction tank 1 is communicated with the charging aperture of classifying cyclone 2, concentrator 3 one side sidewalls are provided with overflow inlet, concentrator 3 opposite side sidewalls are provided with overflow outlet, concentrator 3 bottoms are provided with underflow outlet, the overflow outlet of classifying cyclone 2 is communicated with the overflow inlet of concentrator 3, band filter 4 tops, one side lower sidewall is respectively arranged with charging aperture, band filter 4 opposite side side wall upper part are provided with filtrate (liquid, band filter 4 opposite side lower sidewall are provided with dry tailings outlet, the underflow outlet of classifying cyclone 2 is communicated with the charging aperture on band filter 4 sidewalls, the underflow outlet of concentrator 3 is communicated with band filter 4 its top feed mouths, sedimentation basin 5 bottoms, one side side wall upper part is respectively arranged with inlet, sedimentation basin 5 opposite side side wall upper part are provided with purified liquor outlet, the overflow outlet of concentrator 3 is communicated with inlet on sedimentation basin 5 sidewalls, filtrate (liquid on band filter 4 sidewalls is communicated with the inlet of sedimentation basin 5 bottoms, belt conveyor 6 one end are undertaken on dry tailings exit on band filter 4 sidewalls.
Sedimentation basin 5 lower sidewall that are provided with inlet are also provided with sand setting outlet, and concentrator 3 bottoms are also provided with loop head, and the sand setting outlet of sedimentation basin 5 is communicated with the loop head of concentrator 3.
Between eddy flow flap reaction tank 1 outlet and classifying cyclone 2 charging apertures, slag stock pump 7 is installed.
Between band filter 4 filtrate (liquids and sedimentation basin 5 bottom liquid inlet mouths, clarified water pump 8 is installed.
From plant tailing slip (concentration is 8%), by pipeline, enter eddy flow flap reaction tank, in eddy flow flap reaction tank, after reaction, by slag stock pump, raise and deliver to classifying cyclone, realize concentrate and the classification (tailings concentration of processing by cyclone can be promoted to more than 40%) of mine tailing slip, wherein the overflow portion of cyclone enters in concentrator further concentrated, the underflow part of cyclone partly enters band filter with the underflow of concentrator, the overflow portion of concentrator and band filter filtrate out partly enters after sedimentation basin, direct reuse all returns to ore dressing plant industrial water.The sand setting of sedimentation basin underflow is regularly raised and is delivered to concentrator circular treatment; Dry tailings (moisture 15%) by band filter through belt conveyor to dry stockyard or for goaf underground filling.
The utility model mine tailing is 8.0% without concentration before concentrated, and after concentrated, concentration is about more than 40%, and after filtering, tailings concentration is increased to more than 80% from 40%, by 1,000,000 tons of mine tailings of annual output, backwater amount W=100/0.08-100/0.80=1125m 3/ a, the waste water reclaiming in the production process of dishing out, more than 1,000 ten thousand yuan of direct economic benefits.

Claims (4)

1. a magnetite separation wastewater treatment and retracting device, it is characterized in that: include eddy flow flap reaction tank, eddy flow flap reaction tank one upper lateral part is provided with inlet tube, eddy flow flap reaction tank opposite side bottom is provided with outlet, also include classifying cyclone, concentrator, band filter, sedimentation basin, belt conveyor, described classifying cyclone one side side wall upper part is provided with charging aperture, classifying cyclone top is provided with overflow outlet, classifying cyclone bottom is provided with underflow outlet, the outlet of eddy flow flap reaction tank is communicated with the charging aperture of classifying cyclone, described concentrator one side sidewall is provided with overflow inlet, concentrator opposite side sidewall is provided with overflow outlet, concentrator bottom is provided with underflow outlet, the overflow outlet of described classifying cyclone is communicated with the overflow inlet of concentrator, described band filter top, one side lower sidewall is respectively arranged with charging aperture, band filter opposite side side wall upper part is provided with filtrate (liquid, band filter opposite side lower sidewall is provided with dry tailings outlet, the underflow outlet of described classifying cyclone is communicated with the charging aperture on band filter sidewall, the underflow outlet of concentrator is communicated with band filter its top feed mouth, described sedimentation basin bottom, one side side wall upper part is respectively arranged with inlet, sedimentation basin opposite side side wall upper part is provided with purified liquor outlet, the overflow outlet of described concentrator is communicated with inlet on sedimentation basin sidewall, filtrate (liquid on band filter sidewall is communicated with the inlet of sedimentation basin bottom, described belt conveyor one end is undertaken on dry tailings exit on band filter sidewall.
2. a kind of magnetite separation wastewater treatment according to claim 1 and retracting device, it is characterized in that: the sedimentation basin lower sidewall that is provided with inlet is also provided with sand setting outlet, described concentrator bottom is also provided with loop head, and the sand setting outlet of described sedimentation basin is communicated with the loop head of concentrator.
3. a kind of magnetite separation wastewater treatment according to claim 1 and retracting device, is characterized in that: between eddy flow flap reaction tank outlet and classifying cyclone charging aperture, slag stock pump is installed.
4. a kind of magnetite separation wastewater treatment according to claim 1 and retracting device, is characterized in that: between band filter filtrate (liquid and sedimentation basin bottom liquid inlet mouth, clarified water pump is installed.
CN201320373901.6U 2013-06-26 2013-06-26 Magnetite ore dressing wastewater treatment and recovery device Active CN203507667U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320373901.6U CN203507667U (en) 2013-06-26 2013-06-26 Magnetite ore dressing wastewater treatment and recovery device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320373901.6U CN203507667U (en) 2013-06-26 2013-06-26 Magnetite ore dressing wastewater treatment and recovery device

Publications (1)

Publication Number Publication Date
CN203507667U true CN203507667U (en) 2014-04-02

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CN201320373901.6U Active CN203507667U (en) 2013-06-26 2013-06-26 Magnetite ore dressing wastewater treatment and recovery device

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109590106A (en) * 2018-12-18 2019-04-09 招金矿业股份有限公司蚕庄金矿 A kind of gravity treatment classifier overflow water recycling system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109590106A (en) * 2018-12-18 2019-04-09 招金矿业股份有限公司蚕庄金矿 A kind of gravity treatment classifier overflow water recycling system

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