CN102614983A - Large-particle vertical ring pulsation high-gradient magnetic separator - Google Patents
Large-particle vertical ring pulsation high-gradient magnetic separator Download PDFInfo
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- CN102614983A CN102614983A CN2012101337507A CN201210133750A CN102614983A CN 102614983 A CN102614983 A CN 102614983A CN 2012101337507 A CN2012101337507 A CN 2012101337507A CN 201210133750 A CN201210133750 A CN 201210133750A CN 102614983 A CN102614983 A CN 102614983A
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Abstract
The invention discloses a large-particle vertical ring pulsation high-gradient magnetic separator. The large-particle vertical ring pulsation high-gradient magnetic separator comprises a machine frame, wherein magnetic yokes, excitation coils, a swivel, a concentrate bucket, a concentrate collecting tank and a tailing bucket are arranged on the machine frame; the swivel is provided with a magnetic medium pile; the tailing bucket is connected with a pulsation drive mechanism; the magnetic medium pile consists of thin stainless steel plates and medium rods inserted in the stainless steel plates; the high gradient of magnetic fields is ensured by selecting the diameters and the spatial arrangement ways of the medium rods under the condition that 2 to 5mm of material particles can smoothly pass; the outer side wall, the front side wall and the rear side wall of the concentrate bucket are arranged in a manner of inclining to a bottom discharge port, and a discharge pipe connected with the discharge port is arranged in a manner of inclining downwards; and the bottom wall of the concentrate collecting tank and the inclined side wall of the tailing bucket are horizontally provided with material baffle plates. Due to a series of improvement on the conventional magnetic separator, the vertical ring pulsation high-gradient magnetic separator can directly separate 2 to 5mm of large-particle materials and provides reliable technical guarantee for the exploitation and utilization of lean ore resources.
Description
Technical field
The present invention relates to a kind of pulsating high gradient magnetic separator with vertical ring, especially relate to the high gradient magnetic separator of a kind of directly sorting large granular materials (2-5mm).
Background technology
Applicant's previous application a pulsating high gradient magnetic separator with vertical ring patent, the patent No. is 86106144.6, and has released SLon pulsating high gradient magnetic separator with vertical ring product.Since this magnetic separator came out, with its excellent dressing performance, numerous at home large-scale iron and steel enterprises and individual enterprise had obtained extensive use, have also exported to states such as the U.S., Europe, Africa, India, existingly possessed consumption and reached more than 3000 cover.
Because of definite service condition at the beginning of the design of SLon pulsating high gradient magnetic separator with vertical ring is a wet separation; And be used to handle the weak magnetic mineral of micro-size fraction; Raw meal particle size requires less than 1mm; Wherein-200 the purpose particle need account for 30-100%, so the structure of each part such as the heap of the magnetizing mediums on it, concentrate bucket, concentrate feeder, mine tailing bucket also designs by this service condition, and uses till today.If handle the material of particle greater than 1mm with it, will cause the magnetizing mediums in the magnetic separator to stop up, material flows not smooth in ore bucket, pipeline, and ore bucket is worn out very soon, etc. problem, and can't normally use.
In general mineral processing link, for guaranteeing the ore dressing effect and obtaining qualified concentrate quality, all require raw ore is carried out broken ore grinding to very little granularity, the monomer in the mineral composition structure is dissociated fully.To different mineral structures, general crushing operation accounts for the 20-30% of ore dressing totle drilling cost, and grinding operation accounts for the 40%-60% of totle drilling cost, and other operations account for the 10-40% of totle drilling cost.In recent years, along with China and even general, the dilution of bursting day by day of mineral resources in the world, resource price constantly increased, and had increasing low-grade mineral resource (iron ore, manganese ore etc.) to face selection.But 1. if broken, the ore grinding of beneficiation flowsheet is to getting into high-gradient magnetic separation below the 1mm routinely with these lean ore resources, because of its excessive fragmentation, ore grinding cost, the lean ore resource does not just have value of exploiting and utilizing, can only abandon; 2. nature often has the heavier mineral resources of some weathering; Or the ore structure is more open; Broken a little, screening after the exploitation; Major part is exactly the following particle of 5mm; If can directly carry out the sorting enrichment without ore grinding; Then can save the ore grinding cost greatly, energy savings increases the utilizability to this type resource; 3. extremely low to some grades mineral resources; Refuse ore grinding after the fragmentation; Directly get into the strong magnetic machine of high gradient and carry out pre-selection process; Abandon a large amount of barren rocks earlier; Only the rough concentrate that obtains is carried out regrinding and reconcentration; Then will reduce the ore deposit amount of regrinding greatly, energy savings not only, and will reduce the production cost of secondary grinding significantly.
Summary of the invention
To the demand that prior art exists, the objective of the invention is to existing SLon pulsating high gradient magnetic separator with vertical ring is done further improvement, a kind of pulsating high gradient magnetic separator with vertical ring that can carry out sorting to bulky grain (2-5mm) material is provided; Magnetic separator magnetic field gradient after the improvement is high; The efficiency of separation is high, and slurry flows smooth and easy, need not mineral grain is finely ground to below the 1mm; Thereby can save a large amount of ore grinding energy, reduce the production cost of secondary grinding.
For realizing above-mentioned purpose; Bulky grain pulsating high gradient magnetic separator with vertical ring of the present invention comprises frame, and frame is provided with yoke, excitation coil, change, concentrate bucket, concentrate feeder, mine tailing bucket, wherein; The magnetizing mediums heap is installed in the change, is connected with the pulsation driving mechanism on the mine tailing bucket; Said magnetizing mediums heap is made up of by steric some dielectric rods what plug at least two thin corrosion resistant plates that are provided with at interval and the corrosion resistant plate; Guaranteeing under the situation that the 2-5mm material particles passes through smoothly; Through selecting the diameter and the spatial arrangements mode of dielectric rod; Make the magnetizing mediums heap have enough pack completeness, guarantee its magnetic field high gradient; Said concentrate bucket lateral wall and front and back sidewall all are obliquely installed to the bottom discharging mouth, the same downward-sloping setting of drainage conduit of joining with discharge gate, and the gradient that sidewall and drainage conduit tilt is enough steep, meanwhile, guarantees that the volume of concentrate bucket is enough big; All be lined with the abrasive rubber layer on the diapire that the discharging opening both sides are obliquely installed in the middle of the said concentrate feeder; And on the diapire of both sides accept fall into material the position each horizontal a baffle plate arranged; Make material form a bank lamination through this baffle plate, and utilize the direct erosive wear of this accumulation horizon buffering bulky grain diapire in bottom wall surface; The vertical setting of sidewall that said mine tailing bucket links to each other with said pulsing mechanism; Another sidewall relative with this vertical wall is obliquely installed to the discharge gate that is positioned at the vertical wall lower end, is lined with the said baffle plate that is used to cushion the material erosive wear that arrange abrasive rubber layer and space, some roads on this sloped sidewall equally.
Further, said some dielectric rods are the above-below direction hierarchal arrangement in magnetizing mediums heap, and neighbouring dielectric rod in two-layer is staggered to isosceles triangle.
Utilize the large granular materials of pulsating high gradient magnetic separator with vertical ring sorting 2-5mm; When making full use of the excellent dressing performance of original pulsating high gradient magnetic separator with vertical ring; The problem that at first need solve is: should guarantee the magnetic field high gradient of magnetizing mediums heap, guarantee that again large granular materials do not pile up obstruction; Secondly need to solve the problem that the large granular materials flowability is poor, stop up ore bucket; Then, after the flowability that improves large granular materials, solve large granular materials again to concentrate feeder diapire and the serious problem of mine tailing bucket sloped sidewall erosive wear.The present invention is adapting under the prerequisite of large granular materials to the sort channel requirement through selecting suitable dielectric rod diameter, spatial arrangements mode and arrangement pitches, has guaranteed that the magnetizing mediums heap has enough pack completeness and magnetic field high gradient; In the magnetic separator inner space narrow limited, and need to guarantee under the long-pending enough big condition of concentrate bucket capacity, through sidewall and the enough downward-sloping suddenly setting of discharge nozzle, overcome the problem of mobile poor, the easy deposit buildup of magnetic large granular materials with the concentrate bucket; Lay abrasive rubber layer and material baffle through the diapire that is obliquely installed at the concentrate feeder and the sloped sidewall of mine tailing bucket; Make and form certain solid accumulation district on the surface of concentrate feeder diapire and mine tailing bucket sloped sidewall; And with piling up the direct erosive wear of material buffering bulky grain itself to concentrate feeder diapire and mine tailing bucket sloped sidewall; Significantly improve the operating mode of concentrate feeder and mine tailing bucket, prolonged the service life of the two greatly.
In a word; The present invention gives full play to the original advantage of SLon pulsating high gradient magnetic separator with vertical ring; The magnetic architecture; Magnetizing coil, change structure, transmission mechanism, pulsing mechanism etc. do not change, and keep its excellent dressing performance: utilize the comprehensive field of force sorting weakly magnetic ore of magnetic force, pulsating flow muscle power and gravity, the operation of roughly selecting that treating capacity is big, production cost is low, be used for low-grade ore has the advantage that concentration ratio is big, beneficiating efficiency is high; Through the structure of parts such as magnetizing mediums heap, concentrate bucket, concentrate feeder, mine tailing bucket is carried out a series of improvement; Satisfied the requirement of large granular materials, overcome mobile poor, the problem that is prone to deposit buildup of large granular materials, overcome large granular materials in mobile to concentrate feeder diapire and the serious problem of mine tailing bucket sloped sidewall erosive wear sort channel; Thereby make pulsating high gradient magnetic separator with vertical ring realize direct sorting, for the exploitation utilization of lean ore resource provides reliable guidance to the 2-5mm large granular materials.
Description of drawings
Fig. 1 a is a magnetic separator structural representation of the present invention;
Fig. 1 b be among Fig. 1 A to view;
Fig. 2 a is the spatial arrangements mode sketch map of magnetizing mediums heap medium rod;
Fig. 2 b be among Fig. 2 a B to view;
Fig. 3 a is a concentrate bucket structure sketch map;
Fig. 3 b be among Fig. 3 a C to view;
Fig. 4 is a concentrate feeder structural representation;
Fig. 5 is a mine tailing bucket structure sketch map.
The specific embodiment
Specify the present invention below in conjunction with accompanying drawing.
Bulky grain pulsating high gradient magnetic separator with vertical ring of the present invention is on existing pulsating high gradient magnetic separator with vertical ring basis, to improve; Shown in Fig. 1 a, 1b, its formation mainly comprises pulsing mechanism 1, magnetizing coil 2, yoke 3, change 4, concentrate flusher 5, feed hopper 6, concentrate bucket 7, magnetizing mediums heap 8, concentrate feeder 9, mine tailing bucket 10, frame 11, driving mechanism 12.
Shown in Fig. 2 a, 2b, magnetizing mediums heap 8 by two thin corrosion resistant plates 81 that are provided with at interval and in steric some dielectric rods 82 constitute.For adapting to the sort channel requirement of large granular materials; Both guaranteed the magnetic field high gradient of magnetizing mediums heap, guaranteed that pack completeness did not reduce, guaranteed again that large granular materials do not pile up obstruction; Carry out the repetition test adjustment through size, arrangement pitches, arrangement mode to dielectric rod; Shown in figure, final confirm dielectric rod 82 is pressed the above-below direction hierarchal arrangement in the magnetizing mediums heap, and neighbouring dielectric rod 82 in two-layer is staggered to isosceles triangle.
Poor because of magnetic bulky grain slurry fluidity, be prone to deposit buildup, and the magnetic separator inner space is narrow limited; Thereby; Under the enough big prerequisite of the volume that guarantees the concentrate bucket, shown in Fig. 3 a, 3b, concentrate bucket 7 lateral walls 71, front side wall 72, rear wall 73 all adopt to the bottom discharging mouth and are obliquely installed; The drainage conduit 74 same downward-sloping settings of joining with discharge gate, and the gradient that sidewall and drainage conduit tilt is enough steep.
Serious because of the large granular materials in flowing to the erosive wear of ore bucket, be easy to ore bucket worn out.As shown in Figure 4; On the diapire 91 that the discharging opening both sides are obliquely installed in the middle of the concentrate feeder 9 when being lined with abrasive rubber layer (not shown); Also be horizontally arranged with baffle plate 92; Can make material form certain solid accumulation district through baffle plate 92 in bottom wall surface, and through piling up the direct erosive wear of material buffering bulky grain to diapire itself.Through practice examining, the effect that is provided with behind the baffle plate 92 is remarkable, has prolonged the service life of concentrate feeder 9 greatly.
For adapting to the characteristic of large granular materials; As shown in Figure 5; The vertical setting of sidewall that mine tailing bucket 10 links to each other with pulsing mechanism 1; Another sidewall 101 relative with this vertical wall is obliquely installed to the discharge gate that is positioned at the vertical wall lower end, when being lined with the abrasive rubber layer, also is provided with the material baffle 102 that five roads are used to cushion the bulky grain erosive wear equally on this sloped sidewall 101.
In the above-mentioned embodiment; The applicant does not numerically do concrete qualification to the diameter of media stack medium rod and the angle of inclination of arrangement pitches, concentrate bucket sidewall and drainage conduit thereof thereof, the angle of inclination of concentrate feeder diapire, the angle of inclination of mine tailing bucket sloped sidewall; These numerical value all can the comprehension inventive concept the basis on, definite through testing.
Claims (2)
1. a bulky grain pulsating high gradient magnetic separator with vertical ring comprises frame, and frame is provided with yoke, excitation coil, change, concentrate bucket, concentrate feeder, mine tailing bucket, wherein, the magnetizing mediums heap is installed in the change, is connected with the pulsation driving mechanism on the mine tailing bucket; It is characterized in that; Said magnetizing mediums heap is made up of by steric some dielectric rods what plug at least two thin corrosion resistant plates that are provided with at interval and the corrosion resistant plate; Guaranteeing under the situation that the 2-5mm material particles passes through smoothly; Through selecting the diameter and the spatial arrangements mode of dielectric rod, make the magnetizing mediums heap have enough pack completeness, guarantee its magnetic field high gradient; Said concentrate bucket lateral wall and front and back sidewall all are obliquely installed to the bottom discharging mouth, the same downward-sloping setting of drainage conduit of joining with discharge gate, and the gradient that sidewall and drainage conduit tilt is enough steep, meanwhile, guarantees that the volume of concentrate bucket is enough big; All be lined with the abrasive rubber layer on the diapire that the discharging opening both sides are obliquely installed in the middle of the said concentrate feeder; And on the diapire of both sides accept fall into material the position each horizontal a baffle plate arranged; Make material form a bank lamination through this baffle plate, and utilize the direct erosive wear of this accumulation horizon buffering bulky grain diapire in bottom wall surface; The vertical setting of sidewall that said mine tailing bucket links to each other with said pulsing mechanism; Another sidewall relative with this vertical wall is obliquely installed to the discharge gate that is positioned at the vertical wall lower end, is lined with the said baffle plate that is used to cushion the material erosive wear that arrange abrasive rubber layer and space, some roads on this sloped sidewall equally.
2. magnetic separator as claimed in claim 1 is characterized in that, said some dielectric rods are the above-below direction hierarchal arrangement in magnetizing mediums heap, and neighbouring dielectric rod in two-layer is staggered to isosceles triangle.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201210133750 CN102614983B (en) | 2012-05-03 | 2012-05-03 | Large-particle vertical ring pulsation high-gradient magnetic separator |
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| CN 201210133750 CN102614983B (en) | 2012-05-03 | 2012-05-03 | Large-particle vertical ring pulsation high-gradient magnetic separator |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102861666A (en) * | 2012-09-27 | 2013-01-09 | 沈阳隆基电磁科技股份有限公司 | Double-rocking-bar type pulse box |
| CN103357496A (en) * | 2013-08-02 | 2013-10-23 | 山东华特磁电科技股份有限公司 | Medium-fine granule high-gradient wet strongly-magnetic preselecting apparatus |
| CN105057068A (en) * | 2015-07-28 | 2015-11-18 | 赣州金环磁选设备有限公司 | Sorting method for high pressure roller grinding-large particle vertical ring magnetic separation of weakly magnetic ore |
| CN106697343A (en) * | 2017-01-18 | 2017-05-24 | 苏州赛易特环保科技有限公司 | Granule split charging device for traditional Chinese medicine solid granules |
| WO2018152878A1 (en) * | 2017-02-24 | 2018-08-30 | 沈阳隆基电磁科技股份有限公司 | Forced-oil cooling, vertical swivel induction, wet pulsating high intensity magnetic separator |
| CN112916204A (en) * | 2021-01-25 | 2021-06-08 | 滦县宏伟铁选有限公司 | Weak magnetic ore iron separation process and vertical ring magnetic separator used in process |
| CN116328938A (en) * | 2023-04-12 | 2023-06-27 | 保山金厂河矿业有限公司 | Weak-field strong high-gradient magnetic separator for recovering magnetite and configuration and beneficiation process thereof |
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| US4874508A (en) * | 1988-01-19 | 1989-10-17 | Magnetics North, Inc. | Magnetic separator |
| US5462173A (en) * | 1994-03-04 | 1995-10-31 | Eriez Manufacturing Company | Rotating drum magnetic separator |
| CN2501580Y (en) * | 2001-08-01 | 2002-07-24 | 赣州有色冶金研究所 | High gradient magnetic separator with vertical ring pulsating mechanism |
| CN201220185Y (en) * | 2008-06-25 | 2009-04-15 | 山东华特磁电科技股份有限公司 | Forced-oil-cooled vertical ring high-gradient magnetic separation machine |
| CN201357113Y (en) * | 2009-01-20 | 2009-12-09 | 广州有色金属研究院 | Magnetic medium for horizontal magnetic field vertical-ring-pulsating high-gradient magnetic separator |
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Patent Citations (5)
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| US4874508A (en) * | 1988-01-19 | 1989-10-17 | Magnetics North, Inc. | Magnetic separator |
| US5462173A (en) * | 1994-03-04 | 1995-10-31 | Eriez Manufacturing Company | Rotating drum magnetic separator |
| CN2501580Y (en) * | 2001-08-01 | 2002-07-24 | 赣州有色冶金研究所 | High gradient magnetic separator with vertical ring pulsating mechanism |
| CN201220185Y (en) * | 2008-06-25 | 2009-04-15 | 山东华特磁电科技股份有限公司 | Forced-oil-cooled vertical ring high-gradient magnetic separation machine |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102861666A (en) * | 2012-09-27 | 2013-01-09 | 沈阳隆基电磁科技股份有限公司 | Double-rocking-bar type pulse box |
| CN102861666B (en) * | 2012-09-27 | 2015-01-21 | 沈阳隆基电磁科技股份有限公司 | Double-rocking-bar type pulse box |
| CN103357496A (en) * | 2013-08-02 | 2013-10-23 | 山东华特磁电科技股份有限公司 | Medium-fine granule high-gradient wet strongly-magnetic preselecting apparatus |
| CN103357496B (en) * | 2013-08-02 | 2016-12-07 | 山东华特磁电科技股份有限公司 | Middle high-gradient wet strongly-magnetic pre-selection device |
| CN105057068A (en) * | 2015-07-28 | 2015-11-18 | 赣州金环磁选设备有限公司 | Sorting method for high pressure roller grinding-large particle vertical ring magnetic separation of weakly magnetic ore |
| CN106697343A (en) * | 2017-01-18 | 2017-05-24 | 苏州赛易特环保科技有限公司 | Granule split charging device for traditional Chinese medicine solid granules |
| WO2018152878A1 (en) * | 2017-02-24 | 2018-08-30 | 沈阳隆基电磁科技股份有限公司 | Forced-oil cooling, vertical swivel induction, wet pulsating high intensity magnetic separator |
| WO2018153175A1 (en) * | 2017-02-24 | 2018-08-30 | 沈阳隆基电磁科技股份有限公司 | High gradient magnetic separator with wet process |
| CN112916204A (en) * | 2021-01-25 | 2021-06-08 | 滦县宏伟铁选有限公司 | Weak magnetic ore iron separation process and vertical ring magnetic separator used in process |
| CN112916204B (en) * | 2021-01-25 | 2022-03-18 | 滦州华翼实业有限公司 | Weak magnetic ore iron separation process and vertical ring magnetic separator used in process |
| CN116328938A (en) * | 2023-04-12 | 2023-06-27 | 保山金厂河矿业有限公司 | Weak-field strong high-gradient magnetic separator for recovering magnetite and configuration and beneficiation process thereof |
| CN116328938B (en) * | 2023-04-12 | 2023-12-01 | 保山金厂河矿业有限公司 | Weak-field strong high-gradient magnetic separator for recovering magnetite and configuration and beneficiation process thereof |
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| CN102614983B (en) | 2013-01-02 |
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Inventor after: Xiong Dahe Inventor after: Liu Xiangmin Inventor after: Ye Hejiang Inventor after: Qian Zhihua Inventor after: Huang Huichun Inventor after: Fu Jun Inventor after: Li Yuhan Inventor after: Liu Kai Inventor before: Xiong Dahe Inventor before: Liu Xiangmin Inventor before: Ye Hejiang Inventor before: Huang Huichun Inventor before: Fu Jun Inventor before: Li Yuhan Inventor before: Liu Kai |
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Free format text: CORRECT: INVENTOR; FROM: XIONG DAHE LIU XIANGMIN YE HEJIANG HUANG HUICHUN FU JUN LI YUHAN LIU KAI TO: XIONG DAHE LIU XIANGMIN YE HEJIANG QIAN ZHIHUA HUANG HUICHUN FU JUN LI YUHAN LIU KAI |
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Address after: 341000 Jiangxi province Zhanggong District of Ganzhou City, Shahe Industrial Park Patentee after: Ganzhou Jinhuan magnetic separation technology and Equipment Co.,Ltd. Address before: 341000 Jiangxi province Zhanggong District of Ganzhou City, Shahe Industrial Park Patentee before: SLON MAGNETIC SEPARATOR Ltd. |