CN204338312U - Large automatic elutriation magnetic separator - Google Patents
Large automatic elutriation magnetic separator Download PDFInfo
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- CN204338312U CN204338312U CN201420716435.1U CN201420716435U CN204338312U CN 204338312 U CN204338312 U CN 204338312U CN 201420716435 U CN201420716435 U CN 201420716435U CN 204338312 U CN204338312 U CN 204338312U
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Abstract
Large automatic elutriation magnetic separator, belong to magnetic ore separation equipment field, the magnetic separation barrel that structure comprises inside and outside cylindrical shell composition and the magnet exciting coil arranged between inside and outside cylindrical shell, be provided with overflow device at inner barrel top, middle and upper part is provided with dispenser, bottom is provided with water inlet pipe, bottom is provided with taper discharger, its key is: be provided with on outer cylinder body top and be provided with air inlet for the blower fan of forced draft, bottom, between inner barrel and outer cylinder body, form the pressure cooling structure of magnet exciting coil.The pressure cooling structure of blower fan and ventilating opening formation is set at magnetic separation barrel, the operating temperature of magnet exciting coil can be regulated, changing magnitude of field intensity makes the sorting mineral of different magnetic and size fractionated can be in best state, and then the efficiency of magnetic separation of elutriation magnetic separator is improved.
Description
Technical field
The utility model belongs to magnetic ore separation equipment field, relates to a kind of large-scale, efficient, Full automatic elutriation magnetic separator.
Background technology
China's magnetic iron ore complicated component, often containing sulphur, phosphorus and gangue etc., and exists mainly with the intergrowth that several element coexists. and major part all needs a refining process carrying Fe and reducing Si.Existing pillar magnetic separator (column magnetic separator) main body is a cylindrical shell, magnet exciting coil is wound around around cylindrical shell, and cylindrical shell is provided with material inlet, overfall, feed feeder and ore discharge valve, magnet exciting coil is according to certain order alternate energisation, produce interval magnetic field, the reunion of strengthening magnetic mineral in water, and fall under the double action of magnetic force, gravity, and when walking to magnet exciting coil gap and losing magneticaction, broken up by lasting up current, reach the flushing dropping process of reunion-dispersion-reunion, finally realize magnetic and be separated with non magnetic ore.But existing column magnetic separator uses intermittent pulse moving field mostly, magnet exciting coil works long hours, and heating causes magnetic field intensity to weaken, to sort barrel core field decay serious, causes column magnetic separator cannot realize maximizing.
Summary of the invention
The technical problems to be solved in the utility model there is provided large automatic elutriation magnetic separator, at the cooling structure that magnetic separation barrel is arranged, solve elutriation magnetic separator the generate heat excitation resistance that causes of magnet exciting coil that works long hours and become large, thus make the problem of field weakening, and make that the efficiency of magnetic separation of elutriation magnetic separator is improved, the consumption of water is reduced.
The technical solution adopted in the utility model: large automatic elutriation magnetic separator, the magnetic separation barrel that structure comprises inside and outside cylindrical shell composition and the magnet exciting coil arranged between inside and outside cylindrical shell, be provided with overflow device at inner barrel top, middle and upper part is provided with dispenser, bottom is provided with water inlet pipe, bottom is provided with taper discharger, its key is: be provided with on outer cylinder body top and be provided with air inlet for the blower fan of forced draft, bottom, between inner barrel and outer cylinder body, form the pressure cooling structure of magnet exciting coil.
Described blower fan is arranged on the opposite face of air inlet.
In described inner barrel, coaxial is provided with magnetic field balance columns.
Described magnetic separation barrel is provided with temperature sensor for detecting magnet exciting coil temperature and temperature control system.
Described overflow device and taper discharger are respectively equipped with tailings concentration sensor and concentrate concentration sensor.
Described air inlet is provided with the ventilation duct be communicated with air filter.
Described water inlet pipe offers a prescription shape delivery port, water inlet end is connected with flow control valve.
The discharging opening of described taper discharger is provided with electromagnetism sebific duct flow control valve, electromagnetism sebific duct flow control valve structure comprises two ends and is provided with the valve body of flange and runs through the sebific duct that described valve body, two ends and described flange locate, in described valve body, the bilateral symmetry of sebific duct arranges armature clamping plate and the supporting E type soft iron core being wound with solenoid, is positioned with adjustment stage clip between armature clamping plate and valve interior wall; Closed and opening structure is formed by adjustment stage clip and the solenoid of energising, described sebific duct.
Adopt the beneficial effect that the utility model produces: (1) arranges the pressure cooling structure of blower fan and ventilation duct formation at magnetic separation barrel, the operating temperature of magnet exciting coil can be reduced, making can by larger electric current in magnet exciting coil, produce stronger magnetic field, expand the adjustable range of magnetic field intensity, changing magnitude of field intensity makes the sorting mineral of different magnetic and size fractionated can be in best state, and then the efficiency of magnetic separation of elutriation magnetic separator is improved; (2) electromagnetism sebific duct flow control valve the discharge rate that can regulate concentrate is set, ensure to ore deposit occur fluctuation time index stablize.(3) in inner barrel, coaxial is provided with magnetic field balance columns, and post, built with magnetic medium or magnet exciting coil, solves magnetic separation barrel core field decay serious problems, realizes equipment enlarging, the consumption of water is reduced.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of electromagnetism sebific duct flow control valve;
In accompanying drawing: 1-1 is inner barrel, 1-2 is outer cylinder body, and 1-3 is magnet exciting coil, 1-3-1 is temperature sensor, 1-4 is blower fan, and 1-5 is ventilation duct, and 1-6 is magnetic field balance columns, 2 is overflow devices, 2-1 is tailings concentration sensor, and 3 is dispensers, and 3-1 is material blanking tube, 4 is water inlet pipes, 5 is taper dischargers, and 5-1 is concentrate concentration sensor, and 5-2 is electromagnetism sebific duct flow control valve, 5-2-1 is valve body, 5-2-2 is sebific duct, and 5-2-3 is armature clamping plate, and 5-2-4 is solenoid, 5-2-5 is E type soft iron core, and 5-2-6 regulates stage clip.
Detailed description of the invention
Referring to accompanying drawing 1,2, large automatic elutriation magnetic separator, the magnetic separation barrel that structure comprises inside and outside cylindrical shell composition and the magnet exciting coil 1-3 arranged between inside and outside cylindrical shell, be provided with overflow device 2 at inner barrel 1-1 top, middle and upper part is provided with dispenser 3, bottom is provided with water inlet pipe 4, bottom is provided with taper discharger 5, its key is: be provided with on outer cylinder body 1-2 top and be provided with air inlet for the blower fan 1-4 of forced draft, bottom, between inner barrel and outer cylinder body, form the pressure cooling structure of magnet exciting coil 1-3.Described blower fan 1-4 is arranged on the opposite face of air inlet.Described air inlet is provided with the ventilating duct 1-5 be communicated with air filter.The air inlet of described ventilation duct 1-5 causes the top of elutriation magnetic separator and the setting of air filter, can prevent liquid or dust from entering magnetic separation barrel internal damage magnet exciting coil 1-3; One section, the centre of described overflow device 2, in inverted cone-shaped, can make the ore pulp rate of climb reduce gradually, be beneficial to mineral gravity treatment, prevent fine fraction breeze from overflowing; The material blanking tube 3-1 coaxial with inner barrel 1-1 is connected bottom dispenser 3.
Described inner barrel 1-1 coaxial is provided with magnetic field balance columns 1-6.Magnetic field balance columns 1-6 arranges not only can tie up blind area, magnetic field but also make water flow stationary in inner barrel 1-1 increase and accelerates, and can magnetic field distribution in inner barrel 1-1 evenly; Magnetic field balance columns 1-6 is built with magnetic medium or magnet exciting coil.
Described magnetic separation barrel is provided with temperature sensor 1-3-1 for detecting magnet exciting coil 1-3 temperature and temperature control system.The output of temperature sensor 1-3-1 is connected with the temperature control system input of control circuit.
Described overflow device 2 and taper discharger 5 are respectively equipped with tailings concentration sensor 2-1 and concentrate concentration sensor 5-1.The output of tailings concentration sensor 2-1 is connected with the input of control circuit; The output of concentrate concentration sensor 5-1 is connected with the input of control circuit.
Described water inlet pipe 4 offers a prescription shape delivery port, water inlet end is connected with flow control valve.Described water inlet pipe 4 is in circular, and the tangential direction along circular water inlet pipe 4 is set to water pipe.
The discharging opening of described taper discharger 5 is provided with electromagnetism sebific duct flow control valve 5-2, electromagnetism sebific duct flow control valve 5-2 structure comprises two ends and is provided with the valve body 5-2-1 of flange and runs through the sebific duct 5-2-2 that described valve body 5-2-1, two ends and described flange locate, in described valve body 5-2-1, the bilateral symmetry of sebific duct 5-2-2 arranges armature clamping plate 5-2-3 and the supporting E type soft iron core 5-2-5 being wound with solenoid 5-2-4, is positioned with and regulates stage clip 5-2-6 between armature clamping plate 5-2-3 and valve body 5-2-1 inwall; Closed and opening structure is formed by adjustment stage clip 5-2-6 and the solenoid 5-2-4 of energising, described sebific duct 5-2-2.Described electromagnetism sebific duct flow control valve 5-2 is clamped by calutron or loosens sebific duct, and the sectional area changing sebific duct regulates the discharge of concentrate; When concentrate concentration is low in taper discharger 5, reduce the discharge of concentrate, when in taper discharger 5 during concentrate concentration height, strengthen the discharge of concentrate.
Described electromagnetism sebific duct flow control valve 5-2 structure comprises valve body 5-2-1 and is placed in the sebific duct 5-2-2 in valve body 5-2-1, in described valve body 5-2-1, the both sides of sebific duct 5-2-2 are provided with armature clamping plate 5-2-3, the arranged outside of armature clamping plate 5-2-3 has the E type soft iron core 5-2-5 being wound around solenoid 5-2-4, stage clip 5-2-6 is regulated to be arranged between armature clamping plate 5-2-3 and valve body 5-2-1, utilize the elastic force regulating stage clip 5-2-6, to sebific duct 5-2-2 initial clamping force, make sebific duct 5-2-2 closed under the effect of this clamping force, valve turns off; When passing through electric current in solenoid 5-2-4, E type soft iron core 5-2-5 produces attraction to armature clamping plate 5-2-3, the direction of this attraction is contrary with regulating the elastic force direction of stage clip 5-2-6, stage clip 5-2-6 is regulated to be compressed, balance of power on new position, sebific duct 5-2-2 also just opens corresponding numerical value; When the electric current in solenoid 5-2-4 strengthens, the attraction of E type soft iron core 5-2-5 to armature clamping plate 5-2-3 also strengthens, and the aperture of sebific duct 5-2-2 increases.When attraction is enough large, elastic force is overcome completely, and E type soft iron core 5-2-5 and the complete adhesive of armature clamping plate 5-2-3, sebific duct 5-2-2 opens completely.
In the specific implementation, elutriation magnetic separator is used for the magnetic mineral of more weak magnetic and ultra-fine grade in magnetic separation ore pulp, ore pulp enters in magnetic separation barrel from dispenser 3 through material blanking tube 3-1, the effect in magnetic field that the ascending current produced by water inlet pipe 4 produces with magnet exciting coil 1-3 makes concentrate and tailings in ore pulp be separated, concentrate enters in taper discharger 5 under magnetic fields, Tailings utilization ascending current enters in overflow device 2, is discharged by overflow device 2, the magnitude of field intensity that temperature signal when magnet exciting coil 1-3 works feeds back to the temperature control system analysis magnet exciting coil 1-3 generation of control circuit is measured by temperature sensor 1-3-1, judge whether that controlling blower fan 1-4 formation forced ventilation lowers the temperature to magnet exciting coil 1-3, again in conjunction with the signal that concentrate concentration sensor 5-1 and tailings concentration sensor 2-1 feeds back, control circuit is by controlling the size of current of magnet exciting coil 1-3, control blower fan 1-4 to magnet exciting coil 1-3 forced cooling and these several the measures of control water inlet pipe 4 confluent, the magnetic mineral in ore pulp is made to be in best magnetic separation state.
Claims (8)
1. large automatic elutriation magnetic separator, the magnetic separation barrel that structure comprises inside and outside cylindrical shell composition and the magnet exciting coil (1-3) arranged between inside and outside cylindrical shell, be provided with overflow device (2) at inner barrel (1-1) top, middle and upper part is provided with dispenser (3), bottom is provided with water inlet pipe (4), bottom is provided with taper discharger (5), it is characterized in that: be provided with on outer cylinder body (1-2) top and be provided with air inlet for the blower fan (1-4) of forced draft, bottom, between inner barrel and outer cylinder body, form the pressure cooling structure of magnet exciting coil (1-3).
2. large automatic elutriation magnetic separator according to claim 1, is characterized in that: described blower fan (1-4) is arranged on the opposite face of air inlet.
3. large automatic elutriation magnetic separator according to claim 1, is characterized in that: in described inner barrel (1-1), coaxial is provided with magnetic field balance columns (1-6).
4. large automatic elutriation magnetic separator according to claim 1, is characterized in that: described magnetic separation barrel is provided with temperature sensor (1-3-1) for detecting magnet exciting coil (1-3) temperature and temperature control system.
5. large automatic elutriation magnetic separator according to claim 1, is characterized in that: described overflow device (2) and taper discharger (5) are respectively equipped with tailings concentration sensor (2-1) and concentrate concentration sensor (5-1).
6. large automatic elutriation magnetic separator according to claim 1, is characterized in that: described air inlet is provided with the ventilating duct (1-5) be communicated with air filter.
7. large automatic elutriation magnetic separator according to claim 1, is characterized in that: described water inlet pipe (4) offers a prescription shape delivery port, water inlet end is connected with flow control valve.
8. large automatic elutriation magnetic separator according to claim 1, it is characterized in that: the discharging opening of described taper discharger (5) is provided with electromagnetism sebific duct flow control valve (5-2), electromagnetism sebific duct flow control valve (5-2) structure comprises two ends and is provided with the valve body (5-2-1) of flange and runs through described valve body (5-2-1), the sebific duct (5-2-2) that two ends and described flange are located, in described valve body (5-2-1), the bilateral symmetry of sebific duct (5-2-2) arranges armature clamping plate (5-2-3) and the supporting E type soft iron core (5-2-5) being wound with solenoid (5-2-4), be positioned with between armature clamping plate (5-2-3) and valve body (5-2-1) inwall and regulate stage clip (5-2-6), closed and opening structure is formed by regulating solenoid (5-2-4), the described sebific duct (5-2-2) of stage clip (5-2-6) and energising.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420716435.1U CN204338312U (en) | 2014-11-26 | 2014-11-26 | Large automatic elutriation magnetic separator |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420716435.1U CN204338312U (en) | 2014-11-26 | 2014-11-26 | Large automatic elutriation magnetic separator |
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| CN204338312U true CN204338312U (en) | 2015-05-20 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106914339A (en) * | 2017-04-25 | 2017-07-04 | 辽宁科技大学 | A kind of mine tailing in-flow column magnetic separator |
| US20180185853A1 (en) * | 2016-06-15 | 2018-07-05 | Longi Magnet Co., Ltd. | Intelligent elutriation magnetic separator and magnetic-separating method |
| CN108435415A (en) * | 2018-04-20 | 2018-08-24 | 刘阳 | A kind of efficient magnetic force classification machine |
| CN111632753A (en) * | 2019-12-04 | 2020-09-08 | 石家庄金垦科技有限公司 | Elutriation magnetic separator |
| CN115338032A (en) * | 2022-10-18 | 2022-11-15 | 山东兴盛矿业有限责任公司 | Automatic control system of magnetic separation equipment |
-
2014
- 2014-11-26 CN CN201420716435.1U patent/CN204338312U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20180185853A1 (en) * | 2016-06-15 | 2018-07-05 | Longi Magnet Co., Ltd. | Intelligent elutriation magnetic separator and magnetic-separating method |
| CN106914339A (en) * | 2017-04-25 | 2017-07-04 | 辽宁科技大学 | A kind of mine tailing in-flow column magnetic separator |
| CN106914339B (en) * | 2017-04-25 | 2018-06-19 | 辽宁科技大学 | A kind of tailing in-flow column magnetic separator |
| CN108435415A (en) * | 2018-04-20 | 2018-08-24 | 刘阳 | A kind of efficient magnetic force classification machine |
| CN111632753A (en) * | 2019-12-04 | 2020-09-08 | 石家庄金垦科技有限公司 | Elutriation magnetic separator |
| CN115338032A (en) * | 2022-10-18 | 2022-11-15 | 山东兴盛矿业有限责任公司 | Automatic control system of magnetic separation equipment |
| CN115338032B (en) * | 2022-10-18 | 2023-02-24 | 山东兴盛矿业有限责任公司 | Automatic control system of magnetic separation equipment |
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