CN101664716B - Downdraft controllable electromagnetic separator - Google Patents
Downdraft controllable electromagnetic separator Download PDFInfo
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- CN101664716B CN101664716B CN2008100131036A CN200810013103A CN101664716B CN 101664716 B CN101664716 B CN 101664716B CN 2008100131036 A CN2008100131036 A CN 2008100131036A CN 200810013103 A CN200810013103 A CN 200810013103A CN 101664716 B CN101664716 B CN 101664716B
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- solenoid group
- solenoid
- magnetic system
- downdraft
- rotary barrel
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Abstract
The invention relates to the technical field of magnetic separators, in particular to a downdraft controllable electromagnetic separator, which comprises a frame, a magnetic system, a rotary cylinder, a transmission device, an ore feeding device, a concentrate collecting tank, a washing water pipe, and an electric control device, wherein the magnetic system is an electromagnetic system arranged outside the rotary cylinder, and comprises a front sorting electromagnetic system positioned below the liquid level of ore pulp in the rotary cylinder, a middle conveying and sorting electromagnetic system positioned above the liquid level of the ore pulp in the rotary cylinder, and a rear scavenging electromagnetic system, which are arranged in the frame; the electromagnetic system consists of an electromagnetic coil group and a power supply device; the electric control device is connected with the power supply device of the electromagnetic system and the transmission device; the sorting electromagnetic coil group is transversely arranged relative to the rotary cylinder, and the electromagnetic coil group is connected with the power supply device in a staggered way; the washing water pipe consists of an upper ore unloading water pipe and a lower washing water pipe; the transmission device is a variable-speed transmission device; and the cylinder is made of a non-magnetic material. The downdraft controllable electromagnetic separator achieves good effects on the yield of minerals, metal recovery rate and product quality.
Description
Technical field
The present invention relates to the magnetic separator technical field, particularly a kind of downdraft controllable electromagnetic separator.
Background technology
Existing magnetic separator adopts updraft type mostly, promptly in the magnetic cylinder body equipment source, sectorial magnetic field, installation be permanent magnet block.The size of adjusting magnetic field intensity is to finish by the material that changes magnet.Because therefore the updraft type that adopts requires certain clearance to magnet drum and body, the rotating speed of general magnetic separator also is certain, and the disposal ability to magnetic separator has just produced certain restriction like this.The size that changes magnetic field in addition not only causes the contradiction of Armco magnetic iron yield and sorting index, comes very burden also for simultaneously replacing magnetic frenulum.Sorting quality, metal recovery rate, output is the intrinsic limitation of application of existing magnetic separator.
It is content that utility model " cylinder magnetic separator " (patent No. ZL200620084074.9) relates to external magnetic, but because employing is permanent magnetic system, magnetic field intensity can not adjust, also uncontrollable, drum rotation speed can not be adjusted, can not sort quality according to the actual conditions change, can't overcome the contradictory problems between metal recovery rate and the yield index.
Summary of the invention
Purpose of the present invention just provides a kind of downdraft controllable electromagnetic separator that sorts quality, metal recovery rate, three kinds of indexs of output of taking into account.
The present invention seeks to realize like this:
Downdraft controllable electromagnetic separator of the present invention, comprise frame, be located at the magnetic system in this frame, be located at the rotary barrel in this frame, the transmission device of rotary barrel, the mine-feeding equipment that is connected with rotary barrel, the concentrate feeder, wash tub pipe, electric control gear, it is characterized in that described magnetic is to be arranged on the outer electromagnetism magnetic system of described rotary barrel, this electromagnetism magnetic system is sorted electromagnetism magnetic and is by the mineral syrup liquid forward part down in the rotary barrel of being in that is located in the described frame, the mid portion that exceeds the mineral syrup liquid in the rotary barrel transport and sort electromagnetism magnetic system and rear section scan electromagnetism magnetic be form, this three parts electromagnetism magnetic system by the solenoid group and respectively therewith the electric supply installation that is connected of three part solenoid groups form, the described electric control gear electromagnetism magnetic electric supply installation that is and the transmission device of rotary barrel therewith is connected.
Described forward part sorts the solenoid group and becomes transversely arranged with respect to described rotary barrel, and the connecting mode of solenoid group and electric supply installation is for being divided into two groups of staggered connecting modes.
Described mid portion transports with the solenoid group that sorts electromagnetism magnetic system and becomes transversely arranged with respect to described rotary barrel, and the electric supply installation of this solenoid group is the pulse power supply device.
The electric supply installation that electromagnetism magnetic system is scanned in described rear section is the normal open electric supply installation, and the magnetic field intensity of scanning electromagnetism magnetic system is higher than the magnetic field intensity in other two district.
Described jet water spout unloads the bottom wash tub pipe that unloads the mineral water pipe and work the effect of sorting in effect top in ore deposit and is formed by plaing, the top wash tub pipe is installed in solenoid group end of a period place that mid portion on the liquid level transported and sorted electromagnetism magnetic system and is vertical with cylindrical shell, the concentrate feeder is installed below it, and mining collecting trough has certain inclination angle from the inside to surface.
Described transmission device adopts variable speed drive.
Described rotary barrel is by the bearings on the body of being fixed on both sides, wherein spring bearing is on one side installed motor-driven, the material of cylindrical shell is a non-magnet_conductible material, cylindrical shell be equipped with mine-feeding equipment to the ore deposit end, in the mining area of unloading of cylindrical shell the mineral blowtank access concentrate is installed.
Described forward part sorts the solenoid group of electromagnetism magnetic system by four solenoid group a, b, c, d forms, described mid portion sorts the solenoid group of electromagnetism magnetic system by six solenoid group e, f, g, h, i, j, k forms, described rear section sorts the solenoid group of electromagnetism magnetic system and is made up of a solenoid group 1, solenoid group a, c and solenoid group b, d becomes staggered connecting mode, six solenoid group e, f, g, h, i, j, the electric supply installation of k is the pulse power supply device, and the electric supply installation of solenoid group 1 is the normal open electric supply installation.
The present invention adopts downdraft, and promptly in the external installation magnetic of magnetic cylinder system, ore pulp passes through in cylindrical shell, magnetic tie up to ore pulp below.Under the effect by staggered energising of solenoid group and flow of slurry, from below magnetic mineral being attracted and as far as possible attached on the cylindrical shell, magnetic mineral through cylindrical shell rotation takes magnetic mineral out of the ore pulp layer, what the realization valuable mineral separated with gangue mineral effectively separates.Be characterized in that magnetic system is made up of the solenoid group, the magnetic field size of generation is controlled by electric control gear, to adapt to the needs that sort different ore character.
Three parts of solenoid component of the present invention, the front portion is divided into the collecting district of mineral; Mid portion is transporting the district and sorting the district of mineral; The rear portion is divided into the district of scanning of mineral.Solenoid group and cylindrical shell are transversely arranged, give with interlace mode in collecting district solenoid group; Solenoid group at mid portion is given electricity with pulse mode, so that make mineral produce the magnetic upset, reaches the purpose that improves concentrate quality.Solenoid group in the rear section is given electricity in long logical mode, so that mineral are more effectively reclaimed.
Jet water spout of the present invention divides two parts, and top is to unload the mineral water pipe, and the lower part is a wash tub pipe.Unloading the mineral water pipe mainly has been to unload the ore deposit effect; The lower part wash tub pipe mainly has been to sort flushing action.
Rotary barrel of the present invention adopts the variable speed electric motors, particularly transmission device, to adapt to the requirement of different ore deposits amount.The material of cylindrical shell is selected non-magnet_conductible material.
Advantage of the present invention is: adopt electromagnetism magnetic system as magnetic field sources, magnetic field intensity can selectively be adjusted by control circuit; Adopt collecting magnetic system can improve the metal recovery rate of mineral, adopt solenoid group alternation sum pulse mode to help improving concentrate grade to electricity; Employing is given electricity in the solenoid group of rear section in long logical mode, so that mineral are more effectively reclaimed; Adopt mineral to transport that flushing water can make concentrate grade further improve in the process.Adopt variable speed drive to drive rotary barrel simultaneously, can regulate drum speed according to requirements of process aborning and reach desirable output.The ability three takes into account when realizing the platform of sorting index, metal recovery rate, equipment.
Description of drawings
Fig. 1 is an external structure schematic diagram of the present invention.
Fig. 2 is the A-A sectional stretch-out view of Fig. 1.
Fig. 3 is that the connecting mode of solenoid group and electric supply installation launches schematic diagram.
The specific embodiment
Further specify the specific embodiment of the present invention below in conjunction with accompanying drawing.
As Fig. 1, shown in 2, downdraft controllable electromagnetic separator of the present invention, comprise frame 1, the magnetic that is located in this frame 1 is 3, be located at the rotary barrel 2 in this frame, the transmission device of rotary barrel 2, the mine-feeding equipment 5 that is connected with rotary barrel 2, the concentrate feeder, wash tub pipe, electric control gear, it is characterized in that described magnetic is 3 to be for the electromagnetism magnetic that is arranged on described rotary barrel outside, this electromagnetism magnetic system is sorted electromagnetism magnetic and is by the mineral syrup liquid forward part down in the rotary barrel of being in that is located in the described frame, the mid portion that exceeds the mineral syrup liquid in the rotary barrel transport and sort electromagnetism magnetic system and rear section scan electromagnetism magnetic be form, this three parts electromagnetism magnetic system by the solenoid group and respectively therewith the electric supply installation that is connected of three part solenoid groups form, the described electric control gear electromagnetism magnetic electric supply installation that is and the transmission device of rotary barrel therewith is connected.
As shown in Figure 3, described forward part sorts the solenoid group and becomes transversely arranged with respect to described rotary barrel, and the connecting mode of solenoid group and electric supply installation is for being divided into two groups of staggered connecting modes.
As shown in Figure 3, described mid portion transports with the solenoid group that sorts electromagnetism magnetic system and becomes transversely arranged with respect to described rotary barrel, and the electric supply installation of this solenoid group is the pulse power supply device.
As shown in Figure 3, to scan the electric supply installation of electromagnetism magnetic system be the normal open electric supply installation in described rear section.
As shown in Figure 1, 2, described jet water spout unloads the bottom wash tub pipe 6 that unloads mineral water pipe 4 and work the effect of sorting in effect top in ore deposit and is formed by plaing, the top wash tub pipe is installed in solenoid group end of a period place that mid portion on the liquid level transported and sorted electromagnetism magnetic system and is vertical with cylindrical shell, the concentrate feeder is installed below it, and mining collecting trough has certain inclination angle from the inside to surface.
Described transmission device adopts variable speed drive.
Described rotary barrel is by the bearings on the body of being fixed on both sides, wherein spring bearing is on one side installed motor-driven, the material of cylindrical shell is a non-magnet_conductible material, cylindrical shell be equipped with mine-feeding equipment to the ore deposit end, in the mining area of unloading of cylindrical shell the mineral blowtank access concentrate is installed.
In embodiment as shown in Figure 3, described forward part sorts the solenoid group of electromagnetism magnetic system by four solenoid group a, b, c, d forms, described mid portion sorts the solenoid group of electromagnetism magnetic system by six solenoid group e, f, g, h, i, j, k forms, described rear section sorts the solenoid group of electromagnetism magnetic system and is made up of a solenoid group 1, solenoid group a, c and solenoid group b, d becomes staggered connecting mode, six solenoid group e, f, g, h, i, j, the electric supply installation of k is the pulse power supply device, and the electric supply installation of solenoid group 1 is the normal open electric supply installation.
The course of work of downdraft controllable electromagnetic separator of the present invention is as follows: rotary barrel is direction rotation in accordance with regulations under the drive of motor, the solenoid group of being made up of solenoid is fixed on the frame, and the solenoid group on liquid level is installed in the side with the cylindrical shell direction of rotation.Electric control gear is by programme-control solenoid and motor.
When the preliminary election ore pulp when mine-feeding equipment enters rotary barrel, magnetic mineral is just attracted downwards by the solenoid group in collecting district, because the coil groups step mode is that interlace mode is given, under the effect of flow of slurry and magnetic force, magnetic mineral is moved into transporting of rear section and sorts the district to next solenoid group.Magnetic mineral in this interval attached to cylindrical shell on, along with going out liquid level, the rotating band of cylindrical shell enters the stage of sorting, force magnetic mineral to produce the magnetic upset for electricity because solenoid is pulse, under the effect of wash tub pipe, reach the purpose that improves concentrate quality below.Not entered the last district of scanning by the magnetic mineral of collecting in time reclaims.When mineral are rotated cylindrical shell and take the end of solenoid group to, lost magneticaction and fallen naturally, under the effect of top flushing water, enter the concentrate feeder, flow to cylindrical shell and obtain concentrate outward.Mine tailing flows through discharge from cylindrical shell.Realized the overall process that the magnet mineral sort.
Claims (8)
1. downdraft controllable electromagnetic separator, comprise frame, be located at the magnetic system in this frame, be located at the rotary barrel in this frame, the transmission device of rotary barrel, the mine-feeding equipment that is connected with rotary barrel, the concentrate feeder, wash tub pipe, electric control gear, it is characterized in that described magnetic is to be arranged on the outer electromagnetism magnetic system of described rotary barrel, this electromagnetism magnetic system is sorted electromagnetism magnetic and is by the mineral syrup liquid forward part down in the rotary barrel of being in that is located in the described frame, the mid portion that exceeds the mineral syrup liquid in the rotary barrel transport and sort electromagnetism magnetic system and rear section scan electromagnetism magnetic be form, this three parts electromagnetism magnetic system by the solenoid group and respectively therewith the electric supply installation that is connected of three part solenoid groups form, the described electric control gear three part electromagnetism magnetic electric supply installation that is and the transmission device of rotary barrel therewith is connected.
2. downdraft controllable electromagnetic separator according to claim 1, it is characterized in that the solenoid group that described forward part sorts electromagnetism magnetic system becomes transversely arranged with respect to described rotary barrel, the connecting mode of this solenoid group and electric supply installation is for being divided into two groups of connecting modes that interlock.
3. downdraft controllable electromagnetic separator according to claim 1, it is characterized in that described mid portion transports with the solenoid group that sorts electromagnetism magnetic system becomes transversely arranged with respect to described rotary barrel, and the electric supply installation of this solenoid group is the pulse power supply device.
4. downdraft controllable electromagnetic separator according to claim 1 is characterized in that it is the normal open electric supply installation that the electric supply installation of electromagnetism magnetic system is scanned in described rear section.
5. downdraft controllable electromagnetic separator according to claim 1, it is characterized in that described wash tub pipe unloads the bottom wash tub pipe that unloads the mineral water pipe and work the effect of sorting in effect top in ore deposit and formed by plaing, this top is unloaded the mineral water pipe and is installed in solenoid group end of a period place that mid portion on the liquid level transported and sorted electromagnetism magnetic system and is vertical setting with cylindrical shell, the concentrate feeder is installed below it, and this concentrate feeder has the inclination angle from the inside to surface.
6. downdraft controllable electromagnetic separator according to claim 1 is characterized in that described transmission device adopts variable speed drive.
7. downdraft controllable electromagnetic separator according to claim 1, it is characterized in that be fixed on bearings body on of described rotary barrel by both sides, wherein spring bearing is on one side installed motor-driven, the material of cylindrical shell is a non-magnet_conductible material, cylindrical shell be equipped with mine-feeding equipment to the ore deposit end, in the mining area of unloading of cylindrical shell the mineral blowtank access concentrate is installed.
8. downdraft controllable electromagnetic separator according to claim 1, it is characterized in that described forward part sorts the solenoid group of electromagnetism magnetic system by four solenoid group (a, b, c, d) form, described four solenoid groups are respectively the first solenoid group (a), the second solenoid group (b), the 3rd solenoid group (c), the 4th solenoid group (d), described mid portion sorts the solenoid group of electromagnetism magnetic system by six solenoid group (e, f, g, h, i, j, k) form, the solenoid group that described rear section sorts electromagnetism magnetic system by a solenoid group (l) promptly the 5th solenoid group (l) formed, the first solenoid group (a) and the 3rd solenoid group (c), the second solenoid group (b) and the 4th solenoid group (d) connecting mode that becomes to interlock, described six solenoid group (e, f, g, h, i, j, k) electric supply installation is the pulse power supply device, and the electric supply installation of the 5th solenoid group (l) is the normal open electric supply installation.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100131036A CN101664716B (en) | 2008-09-05 | 2008-09-05 | Downdraft controllable electromagnetic separator |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2008100131036A CN101664716B (en) | 2008-09-05 | 2008-09-05 | Downdraft controllable electromagnetic separator |
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| CN101664716A CN101664716A (en) | 2010-03-10 |
| CN101664716B true CN101664716B (en) | 2011-09-28 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104858054A (en) * | 2014-11-24 | 2015-08-26 | 王雪艳 | Device for recovery of magnetic materials through rotary roller embedded controllable electromagnetic head |
| CN104984815B (en) * | 2015-05-28 | 2016-04-27 | 张宝祥 | A kind of wet type beneficiation method |
| CN104841550B (en) * | 2015-05-28 | 2016-04-27 | 张宝祥 | A kind of resource of tailings recovery process |
| CN112517239B (en) * | 2020-12-25 | 2022-07-22 | 中冶北方（大连）工程技术有限公司 | Concentrate grade regulating and controlling system of drum magnetic separator |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4472275A (en) * | 1981-12-30 | 1984-09-18 | Daidotokushuko Kabushikikaisha | Magnetic separator |
| CN1827222A (en) * | 2006-04-05 | 2006-09-06 | 崔雷 | Novel electromagnetic magnetic magnetic separator |
| CN201073619Y (en) * | 2007-08-15 | 2008-06-18 | 连海良 | Electromagnetical type ore dressing tumbling cylinder |
| CN201275500Y (en) * | 2008-09-05 | 2009-07-22 | 鞍钢集团矿业公司 | Downdraught type controllable electromagnetic separator |
-
2008
- 2008-09-05 CN CN2008100131036A patent/CN101664716B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4472275A (en) * | 1981-12-30 | 1984-09-18 | Daidotokushuko Kabushikikaisha | Magnetic separator |
| CN1827222A (en) * | 2006-04-05 | 2006-09-06 | 崔雷 | Novel electromagnetic magnetic magnetic separator |
| CN201073619Y (en) * | 2007-08-15 | 2008-06-18 | 连海良 | Electromagnetical type ore dressing tumbling cylinder |
| CN201275500Y (en) * | 2008-09-05 | 2009-07-22 | 鞍钢集团矿业公司 | Downdraught type controllable electromagnetic separator |
Non-Patent Citations (1)
| Title |
|---|
| JP昭62-168516A 1987.07.24 |
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Inventor after: Shao Anlin Inventor after: Li Baoquan Inventor before: Li Baoquan |
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Address after: 114001 Anshan District, Liaoning, No. 219 Road, No. 39, Tiedong Patentee after: Anshan Iron and Steel Group Mining Co., Ltd. Address before: 114001 Anshan District, Liaoning, No. 219 Road, No. 39, Tiedong Patentee before: Anshan Iron & Steel Group Mining Co., Ltd. |
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