CN102198424B - Non-contact magnetic spinning apparatus - Google Patents
Non-contact magnetic spinning apparatus Download PDFInfo
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- CN102198424B CN102198424B CN 201110110782 CN201110110782A CN102198424B CN 102198424 B CN102198424 B CN 102198424B CN 201110110782 CN201110110782 CN 201110110782 CN 201110110782 A CN201110110782 A CN 201110110782A CN 102198424 B CN102198424 B CN 102198424B
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Abstract
The invention relates to a non-contact magnetic spinning apparatus, which allows condensation, dehydration and feeding to be realized through a manner that magnetic material particles or floccules are subjected to migration, aggregation, and extrusion by magnetic force of toroidal magnetic fields changing in a strong-weak alternation way. The apparatus is characterized in that: the apparatus comprises a charge cavity, a magnetomotive cavity, a discharge cavity and at least a pair of permanent magnetic rollers rotating reversely; the charge cavity is communicated with the magnetomotive cavity and the discharge cavity in sequence; and the paired permanent magnetic rollers, which are arranged on the outer of both side walls of the magnetomotive cavity, generate toroidal alternate magnetic force in the magnetomotive cavity. Non-contact condensation, dehydration and feeding are carried out on the magnetic materials through the toroidal alternate magnetic force, so the apparatus has the advantages of simple method, easy manufacture, low cost, strong impact load resistance and good processing effect.
Description
Technical field
The present invention relates to a kind of non-contact type magnetic spin-on process and device, the method and apparatus of particularly, dehydration concentrated to the extruding of moisture Magnetic Materials, feeding belongs to the magnetic separation applied technical field.
Background technology
In fields such as Metallurgical Waste Water process field and ore dressings, often need to carry out to the water-containing sludge that is mainly Magnetic Materials particle or floc sedimentation that produces in the production process thickening and process.Known method is plate compression, belt press filtration, centrifugal dehydration etc.Although can both realize the purpose of thickening, but in these methods, the plate compression floor space is large, mostly be discontinuous dehydration, and belt press filtration backwashing water consumption is large, strainer easily stops up, the centrifugal dehydration noise is large, the core component quick abrasion, and energy consumption is all higher.For the characteristics of Magnetic Materials, patent (ZL200420061932.9) has been announced a kind of magnetic squeezing dewaterer, utilizes the magnetic slag in the magnetic cylinder adsorbed water and takes away the water surface, again by the pressure roller extrusion dehydration.This kind dewatering type principle is simple, utilized the magnetic-adsorption effect of magnet to Magnetic Materials, having the magnetic cylinder makes easily, take up an area and lack continuous dehydration, low power consumption and other advantages, but with regard to dehydrating function, because pressure roller and magnetic cylinder only have a squeezing contact-making surface that is positioned on the water surface, so the magnet utilization rate is low, while pressure roller and the slag that magnetic cylinder easily weares and teares, water separation capability is lower, magnetic is weak can be large with cleaner liquid discharge thereby cleaner liquid dregginess; On the other hand, magnetic cylinder runner is narrow, is easy to stop up the pulp water charging aperture in actual use when the quantity of slag changes greatly and causes pulp water to rout up equipment, and capacity of resisting impact load is lower.
Summary of the invention
In order to overcome the deficiency of existing technology to the Magnetic Materials thickening, the invention provides a kind of non-contact magnetic spinning apparatus, with the permanent magnetic roller that arranges in pairs Magnetic Materials is carried out non-contacting magnetic-adsorption, concentrated, extrusion dehydration; Compact conformation, magnet consumption are few, the magnetic roller without wearing and tearing, thickening efficient is high, cost is low, the cleaner liquid dregginess is little, strong shock resistance.
The technical solution adopted for the present invention to solve the technical problems is: the invention provides the non-contact type magnetic spin-on process, utilize the magnetic force of the strong and weak alternately variation magnetic field of hoop to migration, gathering, the squeezing action of Magnetic Materials particle or floc sedimentation, realize thickening; Collect pending moisture Magnetic Materials particle or floc sedimentation by feed cavity, then Magnetic Materials particle or floc sedimentation are delivered to the magneticaction chamber; By a magneticaction chamber is set between permanent magnetic roller side by side; and make each permanent magnetic roller in the magneticaction chamber along the magnetic collars to producing the i.e. strong and weak alternately variation magnetic field of pulsed alternation; the permanent magnetic roller that rotates the Magnetic Materials particle in the cavity or floc sedimentation are produced rotation suction and when Magnetic Materials particle or floc sedimentation be adsorbed in cavity inner wall band export to the magnetic region; Magnetic Materials particle or floc sedimentation are assembled gradually with the variation of cavity cross section in this process; extruding force is each other changed from small to big, thereby realizes the thickening of Magnetic Materials particle or floc sedimentation also further is transported to the discharging chamber.
The present invention also provides a kind of non-contact magnetic spinning apparatus, utilizes the magnetic force of the strong and weak alternately variation magnetic field of hoop to migration, gathering, the squeezing action of Magnetic Materials particle or floc sedimentation, realizes thickening; Consisted of by following part: a feed cavity; The magneticaction chamber of Magnetic Materials particle or floc sedimentation being assembled, are squeezed in its inner surface; Closely be arranged at least one pair of the permanent magnetic roller that is and relatively rotates (the left side permanent magnetic roller rotates clockwise, and right side permanent magnetic roller counter-clockwise direction is rotated) outside the two side, magneticaction chamber; This permanent magnetic roller by roll shaft, be spaced apart magnet and non magnetic spacer block and stainless steel sleeve at the roll shaft circumference and consist of; The magnetic region import in described magneticaction chamber is connected with feed cavity and connects, and the magnetic region outlet in magneticaction chamber is connected with the import in discharging chamber and connects.
Optimum, the sidewall in described magneticaction chamber is circular arc and concentric with the permanent magnetic roller of homonymy, therefore the magneticaction chamber is minimum at the cross section at the permanent magnetic roller axial connecting line place that is distributed in both sides, the extruding force each other of Magnetic Materials herein is maximum, the Magnetic Materials suffered resistance that travels forward under the rotation magnetic force effect is also maximum, so the outlet of the magnetic region in preferred magneticaction chamber is arranged at the optional position, below of the axial connecting line that passes permanent magnetic roller, to prolong rotation magnetic force to the EFFECTIVE RANGE of Magnetic Materials, avoiding Magnetic Materials to be stuck can not be mobile smoothly to the discharging chamber.
Described magneticaction chamber is made by nonmagnetic substance.
Optimum, described nonmagnetic substance is stainless steel or polyurethane material.
Watt type magnet of the magnet of described permanent magnetic roller for being made by ferrite or rare-earth permanent magnet.
Optimum, an elasticity pressure regulation card is set in inside, described magneticaction chamber, automatically regulate the area of passage of Magnetic Materials according to the size of Magnetic Materials extruding force.
Among the present invention, described magneticaction chamber, permanent magnetic roller and discharging chamber are as a processing unit, and in actual applications, spinning apparatus can include a plurality of such unit.
The present invention is achieved in that to the thickening process of Magnetic Materials moisture Magnetic Materials enters feed cavity, initial gross separation by gravitational settling or alternate manner (such as the magnetic separation purification style) realization Magnetic Materials and water, moisture Magnetic Materials (comprising contained a small amount of weak magnetic slag) is deposited on the feed cavity bottom, because of gravity or/and the magnetic attraction effect enters the magneticaction chamber, in the magneticaction cavity wall, part water is extruded out from Magnetic Materials and makes Magnetic Materials concentrate, dewater Magnetic Materials simultaneously by magnetic-adsorption; Rotation along with permanent magnetic roller, the Magnetic Materials that is adsorbed on the magneticaction cavity wall be subjected to along the permanent magnetic roller hoop produce the pulsed alternation namely strong and weak alternately variation magnetic field magnetic force effect and to the discharging cavity direction further move, assemble, extruding, thickening, discharge through the discharging chamber; The water that extruding is deviate from from Magnetic Materials is deposited in top, magneticaction chamber and the feed cavity, and finally the cleaner liquid in feed cavity is discharged from feed cavity top.
With existing, dehydration equipment comparison concentrated to Magnetic Materials, advantage of the present invention is: the magnet consumption is few, the magnetic roller does not directly contact with Magnetic Materials, the magnetic roller is without wearing and tearing, can arrange many to the magnetic roller, thickening efficient is high, only change by the power of magnetic adsorbability at hoop, can stably discharge the very low magnetic slag of moisture content; Slag tap in water outlet bottom, top, the cleaner liquid dregginess is little; The equipment anti-shock load-bearing capacity is strong, is difficult for causing pulp water to rout up when the quantity of slag changes greatly in actual use; Occupation area of equipment is little, cost is low.
The method and device also can be used for the conveying purpose of the very low Magnetic Materials of moisture content (particle or floc sedimentation).When the Magnetic Materials moisture content was high, spinning apparatus provided by the invention was take the separation thickening that realizes Magnetic Materials as purpose; When Magnetic Materials is dry powder or moisture content when very low, spinning apparatus provided by the invention is just take the conveying that realizes Magnetic Materials as purpose.
Description of drawings
Fig. 1 is structural representation of the present invention.
Fig. 2 is permanent magnetic roller cross sectional representation of the present invention.
1. feed cavity among the figure, 2. magneticaction chamber, 3. magnetic region import, 4. permanent magnetic roller, 5. magnetic region outlet, 6. discharging chamber import, 7. discharging chamber outlet, 8. discharging chamber, 9. elasticity pressure regulation card, 10. strutbeam, 11. the stainless steel sleeve, 12. magnets, 13. non magnetic spacer blocks, 14. roll shafts.
The specific embodiment
Provide embodiment so that the invention will be further described below in conjunction with accompanying drawing.
As shown in Figure 1, the non-contact magnetic spinning apparatus that the present embodiment provides comprises feed cavity 1, magneticaction chamber 2, permanent magnetic roller 4, discharging chamber 8.
As shown in Figure 2, the permanent magnetic roller 4 that provides of the present embodiment by roll shaft 14, be spaced apart magnet 12 and non magnetic spacer block 13 and stainless steel sleeve 11 at roll shaft 14 circumference and consist of; Wherein magnet 12 is watt type magnet of being made by ferrite or rare-earth permanent magnet.
In conjunction with Fig. 1 and Fig. 2, permanent magnetic roller 4 closely is arranged at outside the two side in magneticaction chamber 2 in pairs, two permanent magnetic rollers 4 that are oppositely arranged are and relatively rotate that (the left side permanent magnetic roller rotates clockwise, right side permanent magnetic roller counter-clockwise direction is rotated), the sidewall in magneticaction chamber 2 is circular arc and concentric with the permanent magnetic roller 4 of homonymy; The magnetic region import 3 in magneticaction chamber 2 is connected with feed cavity 1 and connects, and the magnetic region in magneticaction chamber 2 outlet 5 is connected with the import 6 in discharging chamber 8 and connects; The magnetic region outlet 5 in magneticaction chamber 2 is arranged at the lower position of the axial connecting line that passes both sides permanent magnetic roller 4; Magneticaction chamber 2 is made by non-magnetic stainless steel material or polyurethane material; The inside in magneticaction chamber 2 is provided with the V-shaped elasticity pressure regulation card 9 of being made by polyurethane or stainless steel or other elastomeric material, and elasticity pressure regulation card 9 is fixedly connected with strutbeam 10, and strutbeam 10 is fixedly connected with the front and rear wall in magneticaction chamber 2.The effect of elasticity pressure regulation card 9 is area of passages of automatically regulating Magnetic Materials according to the extruding force size.
Moisture Magnetic Materials enters feed cavity 1, initial gross separation by gravitational settling or alternate manner (such as the magnetic separation purification style) realization Magnetic Materials and water, Magnetic Materials is deposited on (comprising contained a small amount of weak magnetic slag) bottom of feed cavity 1, then because of gravity or/and the magnetic attraction effect enters magneticaction chamber 2, in magneticaction chamber 2 inwalls, part water is extruded out from Magnetic Materials and makes Magnetic Materials concentrate, dewater Magnetic Materials simultaneously by magnetic-adsorption; Arrange because magnet 12 and non magnetic spacer block 13 are the interval at rod axle 14 circumference of permanent magnetic roller 4, therefore the Magnetic Materials in magneticaction chamber 2 inwalls and magnet 12 relevant positions is subjected to magnetic adsorbability maximum and be subjected to the magnetic adsorbability minimum with the Magnetic Materials of non magnetic spacer block 13 relevant positions; Rotation along with permanent magnetic roller 4, magneticaction chamber 2 interior Magnetic Materials be subjected to the pulsed alternation that produces along permanent magnetic roller 4 hoops namely strong and weak alternately variation magnetic field magnetic force effect and to discharging chamber 8 directions further move, assemble, after the extruding, thickening, 8 discharge through the discharging chamber; The water of deviating from from Magnetic Materials is deposited in 2 tops, magneticaction chamber and the feed cavity 1, and finally the cleaner liquid in feed cavity 1 is discharged from from feed cavity 1 top.
According to technological thought provided by the present invention, technical scheme and embodiment, those skilled in the art can determine the quantity of the quantity in magneticaction chamber and permanent magnetic roller and size and magnetic field intensity, the installation position of adjustment permanent magnetic roller, the size in magneticaction chamber etc. according to concrete needs, to realize the thickening of Magnetic Materials and to carry purpose.
Claims (10)
1. a non-contact magnetic spinning apparatus utilizes the magnetic force of the strong and weak alternately variation magnetic field of hoop to migration, gathering, the squeezing action of Magnetic Materials particle or floc sedimentation, realizes thickening; It is characterized in that,
Comprise following part:
One feed cavity (1);
The magneticaction chamber (2) of Magnetic Materials particle or floc sedimentation being assembled, are squeezed in its inner surface;
Closely be arranged in and be the in relative rotation permanent magnetic roller (4) of at least one pair of outside the two side, magneticaction chamber;
This permanent magnetic roller (4) is by roll shaft (14), be spaced apart magnet (12) and non magnetic spacer block (13) and stainless steel sleeve (11) consists of at roll shaft (14) circumference;
The magnetic region import (3) in described magneticaction chamber (2) is connected with feed cavity (1) and connects, and the magnetic region outlet (5) of magneticaction chamber (2) is connected with the import (6) of discharging chamber (8) and connects.
2. non-contact magnetic spinning apparatus according to claim 1, it is characterized in that: the sidewall in described magneticaction chamber (2) is circular arc and concentric with the permanent magnetic roller (4) of homonymy.
3. non-contact magnetic spinning apparatus according to claim 1 is characterized in that: the magnetic region outlet (5) in described magneticaction chamber (2) is arranged at passes permanent magnetic roller (4) the axial connecting line place lower position that is distributed in both sides.
4. non-contact magnetic spinning apparatus according to claim 1 and 2, it is characterized in that: inside, described magneticaction chamber (2) is provided with elasticity pressure regulation card (9).
5. non-contact magnetic spinning apparatus according to claim 1 and 2, it is characterized in that: described magneticaction chamber (2) is made by nonmagnetic substance.
6. non-contact magnetic spinning apparatus according to claim 4, it is characterized in that: described magneticaction chamber (2) is made by nonmagnetic substance.
7. non-contact magnetic spinning apparatus according to claim 5, it is characterized in that: described nonmagnetic substance is stainless steel or polyurethane material.
8. non-contact magnetic spinning apparatus according to claim 6, it is characterized in that: described nonmagnetic substance is stainless steel or polyurethane material.
9. non-contact magnetic spinning apparatus according to claim 1 is characterized in that: watt type magnet of described magnet (12) for being made by ferrite or rare-earth permanent magnet.
10. a non-contact type magnetic spin-on process utilizes the magnetic force of the strong and weak alternately variation magnetic field of hoop to migration, gathering, the squeezing action of Magnetic Materials particle or floc sedimentation, realizes thickening; It is characterized in that,
Collect pending moisture Magnetic Materials particle or floc sedimentation by feed cavity, then Magnetic Materials particle or floc sedimentation are delivered to the magneticaction chamber;
By a magneticaction chamber is set between permanent magnetic roller side by side; and make each permanent magnetic roller in the magneticaction chamber along the magnetic collars to producing the i.e. strong and weak alternately variation magnetic field of pulsed alternation; the permanent magnetic roller that rotates the Magnetic Materials particle in the cavity or floc sedimentation are produced rotation suction and when Magnetic Materials particle or floc sedimentation be adsorbed in cavity inner wall band export to the magnetic region; Magnetic Materials particle or floc sedimentation move gathering gradually in this process; extruding force is each other changed from small to big, thereby realizes the thickening of Magnetic Materials particle or floc sedimentation also further is transported to the discharging chamber.
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| CN 201110110782 CN102198424B (en) | 2011-04-29 | 2011-04-29 | Non-contact magnetic spinning apparatus |
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| CN 201110110782 CN102198424B (en) | 2011-04-29 | 2011-04-29 | Non-contact magnetic spinning apparatus |
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| CN102198424A CN102198424A (en) | 2011-09-28 |
| CN102198424B true CN102198424B (en) | 2013-02-06 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105366775A (en) * | 2015-12-07 | 2016-03-02 | 朱森 | Mine waste water treatment device |
| CN106513169A (en) * | 2016-11-25 | 2017-03-22 | 广东技术师范学院 | Permanent magnetic separator for dry mineral separation |
| CN106365411B (en) * | 2016-11-28 | 2023-07-21 | 浙江科力尔环保设备股份有限公司 | Sludge concentration and dehydration all-in-one |
| CN111495584A (en) * | 2020-04-26 | 2020-08-07 | 潘学勇 | Equipment and method for screening and deironing mud for manufacturing electric insulator |
Citations (5)
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|---|---|---|---|---|
| CN2732735Y (en) * | 2004-11-05 | 2005-10-12 | 四川冶金环能工程有限责任公司 | Multi-stage magnetized squeezing dehydrator |
| CN201358206Y (en) * | 2009-01-13 | 2009-12-09 | 上海康福特环境科技有限公司 | Integral equipment for sludge thickening and dehydrating |
| CN101947494A (en) * | 2010-09-13 | 2011-01-19 | 梧州市华友磁选机厂 | Permanent-magnet magnetic dehydrator |
| CN101993183A (en) * | 2009-08-14 | 2011-03-30 | 伊普国际有限公司 | Sludge dewatering device |
| CN202038962U (en) * | 2011-04-29 | 2011-11-16 | 成都源蓉科技有限公司 | Magnetic concentrating and dehydrating device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4197656B2 (en) * | 2004-03-17 | 2008-12-17 | 日本磁力選鉱株式会社 | Magnetic separator |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2732735Y (en) * | 2004-11-05 | 2005-10-12 | 四川冶金环能工程有限责任公司 | Multi-stage magnetized squeezing dehydrator |
| CN201358206Y (en) * | 2009-01-13 | 2009-12-09 | 上海康福特环境科技有限公司 | Integral equipment for sludge thickening and dehydrating |
| CN101993183A (en) * | 2009-08-14 | 2011-03-30 | 伊普国际有限公司 | Sludge dewatering device |
| CN101947494A (en) * | 2010-09-13 | 2011-01-19 | 梧州市华友磁选机厂 | Permanent-magnet magnetic dehydrator |
| CN202038962U (en) * | 2011-04-29 | 2011-11-16 | 成都源蓉科技有限公司 | Magnetic concentrating and dehydrating device |
Non-Patent Citations (1)
| Title |
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| JP特开2005-262058A 2005.09.29 |
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Denomination of invention: Non contact magnetic spinning device Effective date of registration: 20210802 Granted publication date: 20130206 Pledgee: Chengdu SME financing Company Limited by Guarantee Pledgor: CHENGDU YUANRONG TECHNOLOGY Co.,Ltd.|Tan Guoan Registration number: Y2021980007173 |
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