CN104888951A - High-efficiency drum type magnetic separator - Google Patents

High-efficiency drum type magnetic separator Download PDF

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Publication number
CN104888951A
CN104888951A CN201510231492.XA CN201510231492A CN104888951A CN 104888951 A CN104888951 A CN 104888951A CN 201510231492 A CN201510231492 A CN 201510231492A CN 104888951 A CN104888951 A CN 104888951A
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China
Prior art keywords
cylinder
magnetic
mineral
drum
magnetic separator
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Application number
CN201510231492.XA
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Chinese (zh)
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CN104888951B (en
Inventor
张春舫
南世卿
王磊
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Hebei Iron and Steel Group Mining Co Ltd
HBIS Co Ltd
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HBIS Co Ltd
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Abstract

The invention provides a high-efficiency drum type magnetic separator and belongs to the technical field of magnetic separation equipment, which is used for efficient mineral separation. According to the technical scheme of the invention, the front end and the rear end of a drum are respectively supported by a rolling bearing and a carrying roller. The drum is driven to rotate by a speed reducer and a motor. A mineral feeding tube and a mineral-discharge water tube extend into the body of the drum through the front end of the drum. A mineral concentrating bucket is arranged below the mineral-discharge water tube. The discharge end of the mineral concentrating bucket extends out of the rear end of the body of the drum. A tailings collecting tank is arranged below the rear end of the drum. A magnetic system is fixedly arranged below the external side of the drum. The magnetic system is opposite to the outer wall of the drum. According to the invention, the magnetic system is arranged outside the drum, so that the action area and the action strength of the magnetic system are improved. Therefore, the sorting area is greatly increased. Meanwhile, the concentrate recovery rate is conveniently improved, and the tailings grade is conveniently controlled. Based on the external arrangement of the magnetic system, the supporting problem of the magnetic system is solved. In this way, the drum type magnetic separator can be made to be ultra-large scale, and the processing capacity of each single high-efficiency drum type magnetic separator on ores is greatly improved. The need of the large-scale production can be met.

Description

A kind of high efficiency cylinder magnetic separator
Technical field
The present invention relates to a kind of cylinder magnetic separator with efficient milling capacity, belong to technical field of magnetic separation equipment.
Background technology
In the production process of iron ore, magnetic separation is the important production link of ore dressing.Current magnetic separator of a great variety, can be divided into dry type high-intensity magnetic field disk-type magnetic separator, flat carousel type high intensity magnetic separator, SHP type wet strong magnetic field magnetic separator, vertical ring wet strong magnetic field magnetic separator.The universal architecture of these magnetic separators is the cylinders adopting magnetic system built-in, cylinder magnetic system in rotation, by the cylinder outer wall of the iron content granular absorption in ore, is collected concentrate hopper by discharging water pipe or scraper plate when iron content particle turns to cylinder side with cylinder from bottommost and discharges.The shortcoming of the barrel magnetic separator that this magnetic system is built-in mainly contain following some: first, the cylinder magnetic separator of built-in magnetic system sort that area is little, to sort band short, therefore cause the disposal ability of magnetic separator low, the concentrate rate of recovery in ore is low, and iron ore contained in mine tailing is of high grade; Secondly, because magnetic system quality is comparatively large, magnetic system is built in cylinder, causes the canonical loading of cylinder large, and then makes cylinder magnetic separator be difficult to realize large, affect separate unit treating capacity and promote.Because the cylinder magnetic separator of built-in magnetic system has above shortcoming, limit the production capacity of magnetic separator, be therefore necessary to improve the cylinder magnetic separator of built-in magnetic system, to adapt to the needs of large-scale production.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of high efficiency cylinder magnetic separator, this magnetic separator to sort area large, be conducive to improving the concentrate rate of recovery and controlling tailings grade, simultaneously this magnetic separator can the large of cylinder magnetic separator, greatly promote the separate unit disposal ability to ore, meet the needs of large-scale production.
The technical scheme solved the problems of the technologies described above is:
A kind of high efficiency cylinder magnetic separator, its formation comprises cylinder, rolling bearing, bearing block, motor, reductor, bull gear, pinion, carrying roller, roller rack, mineral-feeding pipe, concentrate bucket, unload mineral water pipe, mine tailing mining collecting trough, magnetic system, the front-end and back-end of cylinder are supported by rolling bearing and carrying roller respectively, rolling bearing and carrying roller are arranged on bearing block and roller rack respectively, the front end of cylinder is circumferentially set with bull gear, bull gear is meshed with pinion, pinion is connected with motor with reductor, mineral-feeding pipe and unload mineral water pipe and stretch in roller tube from the front end of cylinder, concentrate bucket is had in the below of unloading mineral water pipe, the discharge end of concentrate bucket stretches out from the rear end of roller tube, mineral-feeding pipe, unload mineral water pipe, concentrate bucket has bracing frame to be arranged on cylindrical outer, in cylinder rear end lower, mine tailing mining collecting trough is installed, magnetic system is fixed on below the outer side of cylinder, magnetic system is relative with cylinder outer wall.
Above-mentioned high efficiency cylinder magnetic separator, the cylindrical shell of described drum front end is that taper is closed up, taper closing in is connected with the turning cylinder of hollow, turning cylinder is arranged on bearing block by rolling bearing, bull gear is sleeved on taper closing in place, mineral-feeding pipe and unload the cavity of mineral water pipe through hollow turning cylinder and close up from the taper of cylinder and stretch in roller tube, and the central axis of cylinder and horizontal line have the angle of 2 degree, front end is higher than rear end, and reinforcement is all equipped with in the middle of the cylindrical shell of cylinder and rear end.
Above-mentioned high efficiency cylinder magnetic separator, described mineral-feeding pipe is connected with several duckbilled mine distributors, unloads mineral water pipe is connected with several unloads mineral water nozzle.
Above-mentioned high efficiency cylinder magnetic separator, described magnetic system is fixed on magnetic system dolly by the magnetic blade of a sword, and magnetic system dolly is arranged on trolley track by roller, trolley track is provided with dolly spacing.
Above-mentioned high efficiency cylinder magnetic separator, described mine tailing mining collecting trough bottom is furnished with mine tailing mozzle.
The invention has the beneficial effects as follows:
Magnetic system of the present invention is placed on cylindrical outer, and the active area of magnetic system and intensity can increase, and therefore greatly can increase and sort area, is extremely conducive to improving the concentrate rate of recovery and controlling tailings grade; Adopt the external structure of magnetic system can solve the support problem of magnetic system, avoid magnetic system quality in cylinder to the impact of canonical loading, therefore can realize the large of cylinder magnetic separator, greatly promote the separate unit disposal ability to ore, meet the needs of large-scale production.
The present invention breaches the design concept of traditional barrel magnetic separator, magnetic system is located at cylindrical outer, and by mineral-feeding pipe, unload mineral water pipe and concentrate bucket is placed in cylinder, far from each other with the structure of existing cylinder magnetic separator, it is a kind of innovation, reach extraordinary effect, the development for cylinder magnetic separator provides brand-new thinking, is worthy of popularization.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the A-A sectional view of Fig. 1;
Fig. 3 is the top view of Fig. 1;
Fig. 4 is the duckbilled mine distributor schematic diagram of mineral-feeding pipe;
Fig. 5 is mine tailing mining collecting trough and mine tailing mozzle schematic diagram.
In figure, mark is as follows: cylinder 1, turning cylinder 2, rolling bearing 3, bearing block 4, motor 5, reductor 6, bull gear 7, pinion 8, carrying roller 9, roller rack 10, mineral-feeding pipe 11, concentrate bucket 12, concentrate mozzle 13, unload that mineral water pipe 14, mine tailing mining collecting trough 15, mine tailing mozzle 16, magnetic system 17, magnetic system dolly 18, roller 19, the magnetic blade of a sword 20, dolly are spacing 21, reinforcement 22, duckbilled mine distributor 23.
Detailed description of the invention
The present invention includes cylinder 1, turning cylinder 2, rolling bearing 3, bearing block 4, motor 5, reductor 6, bull gear 7, pinion 8, carrying roller 9, roller rack 10, mineral-feeding pipe 11, concentrate bucket 12, unload mineral water pipe 14, mine tailing mining collecting trough 15, magnetic system 17 and magnetic system dolly 18.The structure of structure of the present invention and existing cylinder magnetic separator is very different, and magnetic system 17 is located at cylinder 1 outside, and by mineral-feeding pipe 11, unload mineral water pipe 14 and concentrate bucket 12 is placed in cylinder 1.
Fig. 1,2,3 shows, and the front end of cylinder 1 is connected with the turning cylinder 2 of hollow, and turning cylinder 2 is arranged on bearing block 4 by rolling bearing 3.Cylinder 1 is that taper is closed up with the cylindrical shell of the junction of turning cylinder 2, bull gear 7 is sleeved on the cylinder 1 of taper closing in place circumferentially, bull gear 7 is meshed with pinion 8, and pinion 8 is connected with motor 5 with reductor 6, and the rear end lower of cylinder 1 has two carrying rollers 9 and roller rack 10 to support.The central axis of cylinder 1 and horizontal line have the angle of 2 degree, and front end is higher than rear end, and reinforcement 22 is all equipped with in the middle of the cylindrical shell of cylinder 1 and rear end.
During work, motor 5 drives reductor 6 to rotate, and reductor 6 drives cylinder 1 to rotate by pinion 8, bull gear 7, and rolling bearing 3 and carrying roller 9 play the effect that back-up roller 1 rotates.
Fig. 1,2,3 displays, mineral-feeding pipe 11 and unload mineral water pipe 14 therefrom dally moving axis 2 cavity in stretch in the cylindrical shell of cylinder 1.Mineral-feeding pipe 11 all has channel-section steel support to support in the outside, front-end and back-end of cylinder 1, and externally grooved steel bracket supports in cylinder 1 front end to unload mineral water pipe 14.
Fig. 1,2,3 shows, concentrate bucket 12 is had in the below of unloading mineral water pipe 14, the discharge end of concentrate bucket 12 stretches out from the rear end of cylinder 1 cylindrical shell, and the concentrate bucket support of the front end of concentrate bucket 12 is at cylinder 1 front end external support concentrate bucket 12, and the discharge end of concentrate bucket 12 connects concentrate mozzle 13.
Fig. 1,2,3 shows, and be provided with mine tailing mining collecting trough 15 in cylinder 1 rear end lower, mine tailing mining collecting trough 15 bottom is furnished with mine tailing mozzle 16.
Fig. 1,2,3 shows, magnetic system dolly 18 is positioned at below the outer side of cylinder 1, magnetic system 17 is fixed on magnetic system dolly 18 by the magnetic blade of a sword 20, magnetic system dolly 18 is arranged on trolley track by roller 19, trolley track is provided with dolly spacing 21, scratches cylinder 1 to prevent magnetic system and cylinder 1 wall contacts.Magnetic system dolly 18 can according to the roller 19 of actual production and maintenance situation adjustment magnetic system dolly 18 make magnetic system 17 near or away from cylinder 1 to guarantee production target or to facilitate the lifting of cylinder 1.
Fig. 1,4,5 shows, and mineral-feeding pipe 11 is connected with some duckbilled mine distributors 23.Unload and mineral water pipe 14 is connected with several unloads mineral water nozzle.
The length of the cylinder 1 of one embodiment of the present of invention is more than 5 meters, and the diameter of cylinder 1 can reach 2 meters, achieves the large of cylinder magnetic separator.
Workflow of the present invention is as follows:
After motor 5 is energized, reductor 6 works together thereupon, mineral aggregate is evenly ejected on the cylinder inboard wall of cylinder 1 by mineral-feeding pipe 11 by duckbilled mine distributor 23, reductor 6 drives pinion 8 to drive bull gear 7 and cylinder 1 to rotate again, cylinder 1 inwall can be adsorbed under the effect of outside magnetic system 17 with magnetic iron ores particle, when turning to magnetic system more than 17 position, in addition mineral water effect is unloaded because magnetic force disappears, magnetic iron ore can be rushed in concentrate bucket 12 by water, cylinder 1 outside is discharged again by trapezoidal concentrate bucket 12, do not have magnetic mine tailing can flow automatically in the mine tailing mining collecting trough 15 of cylinder 1 outside, thus realize smart tail and sort.

Claims (5)

1. a high efficiency cylinder magnetic separator, is characterized in that: its formation comprises cylinder (1), rolling bearing (3), bearing block (4), motor (5), reductor (6), bull gear (7), pinion (8), carrying roller (9), roller rack (10), mineral-feeding pipe (11), concentrate bucket (12), unload mineral water pipe (14), mine tailing mining collecting trough (15), magnetic system (17), the front-end and back-end of cylinder (1) are supported by rolling bearing (3) and carrying roller (9) respectively, rolling bearing (3) and carrying roller (9) are arranged on bearing block (4) and roller rack (10) respectively, the front end of cylinder (1) is circumferentially set with bull gear (7), bull gear (7) is meshed with pinion (8), pinion (8) is connected with motor (5) with reductor (6), mineral-feeding pipe (11) and unload mineral water pipe (14) and stretch in cylinder (1) cylindrical shell from the front end of cylinder (1), concentrate bucket (12) is had in the below of unloading mineral water pipe (14), the discharge end of concentrate bucket (12) stretches out from the rear end of cylinder (1) cylindrical shell, mineral-feeding pipe (11), unload mineral water pipe (14), it is outside that concentrate bucket (12) has bracing frame to be arranged on cylinder (1), and be provided with mine tailing mining collecting trough (15) in cylinder (1) rear end lower, magnetic system (17) is fixed on below the outer side of cylinder (1), and magnetic system (17) is relative with cylinder (1) outer wall.
2. high efficiency cylinder magnetic separator according to claim 1, it is characterized in that: the cylindrical shell of described cylinder (1) front end is that taper is closed up, taper closing in is connected with the turning cylinder (2) of hollow, turning cylinder (2) is arranged on bearing block (4) by rolling bearing (3), bull gear (7) is sleeved on taper closing in place, mineral-feeding pipe (11) and unload the cavity of mineral water pipe (14) through the turning cylinder (2) of hollow and close up from the taper of cylinder (1) and stretch in cylinder (1) cylindrical shell, the central axis of cylinder (1) and horizontal line have the angle of 2 degree, reinforcement (22) is all equipped with in the middle of the cylindrical shell of cylinder (1) and rear end.
3. high efficiency cylinder magnetic separator according to claim 1 and 2, is characterized in that: described mineral-feeding pipe (11) is connected with duckbilled mine distributor (23), unloads mineral water pipe (14) is connected with and unloads mineral water nozzle.
4. high efficiency cylinder magnetic separator according to claim 3, it is characterized in that: described magnetic system (17) is fixed in magnetic system dolly (18) by the magnetic blade of a sword (20), magnetic system dolly (18) is arranged on trolley track by roller (19), trolley track is provided with dolly spacing (21).
5. high efficiency cylinder magnetic separator according to claim 4, is characterized in that: described mine tailing mining collecting trough (15) bottom is furnished with mine tailing mozzle (16).
CN201510231492.XA 2015-05-08 2015-05-08 High-efficiency drum type magnetic separator Active CN104888951B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105149087A (en) * 2015-09-24 2015-12-16 河北钢铁集团矿业有限公司 Iron mineral tailings recycling machine
CN112317130A (en) * 2021-01-07 2021-02-05 山东宝泰隔热材料有限公司 Polyamide production is with multi-functional magnet separator

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107812607A (en) * 2017-11-03 2018-03-20 张术军 The external permanent-magnet drum type magnetic separator of magnetic system

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4693812A (en) * 1983-03-11 1987-09-15 Raytheon Company Magnetic drum separator
CN2196516Y (en) * 1994-07-08 1995-05-10 徐俊峰 Tubular type magnetic sorting device
WO2000053818A1 (en) * 1999-03-08 2000-09-14 Svedala Industries, Inc. Combined separation device of rotary drum cooler and stationary magnetic separator
CN2915265Y (en) * 2006-04-30 2007-06-27 许新成 Drum-type magnetic separator
CN201020405Y (en) * 2007-04-06 2008-02-13 抚顺隆基磁电设备有限公司 In-tube separating dry-type magnetic separator
CN101518756A (en) * 2009-04-03 2009-09-02 湖北声荣环保节能科技有限公司 Method and device for permanent-magnet arc-shaped groove inner surface axial sorting
CN202129143U (en) * 2011-05-30 2012-02-01 杨政 Rotary drum type magnetic separation device
CN202143864U (en) * 2011-06-16 2012-02-15 四川环能德美科技股份有限公司 Rotary ring type permanent magnetic separator
CN103447150A (en) * 2013-08-29 2013-12-18 攀钢集团矿业有限公司 Magnetic separation sieving machine and ore dressing device
CN103623920A (en) * 2013-12-10 2014-03-12 北矿机电科技有限责任公司 Magnetic system of external magnetic type magnetic separator
CN103706615A (en) * 2013-12-19 2014-04-09 北京蓝天高兆环保科技有限公司 Household garbage treatment system and method
CN204620192U (en) * 2015-05-08 2015-09-09 河北钢铁集团矿业有限公司 A kind of high efficiency cylinder magnetic separator

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4693812A (en) * 1983-03-11 1987-09-15 Raytheon Company Magnetic drum separator
CN2196516Y (en) * 1994-07-08 1995-05-10 徐俊峰 Tubular type magnetic sorting device
WO2000053818A1 (en) * 1999-03-08 2000-09-14 Svedala Industries, Inc. Combined separation device of rotary drum cooler and stationary magnetic separator
CN2915265Y (en) * 2006-04-30 2007-06-27 许新成 Drum-type magnetic separator
CN201020405Y (en) * 2007-04-06 2008-02-13 抚顺隆基磁电设备有限公司 In-tube separating dry-type magnetic separator
CN101518756A (en) * 2009-04-03 2009-09-02 湖北声荣环保节能科技有限公司 Method and device for permanent-magnet arc-shaped groove inner surface axial sorting
CN202129143U (en) * 2011-05-30 2012-02-01 杨政 Rotary drum type magnetic separation device
CN202143864U (en) * 2011-06-16 2012-02-15 四川环能德美科技股份有限公司 Rotary ring type permanent magnetic separator
CN103447150A (en) * 2013-08-29 2013-12-18 攀钢集团矿业有限公司 Magnetic separation sieving machine and ore dressing device
CN103623920A (en) * 2013-12-10 2014-03-12 北矿机电科技有限责任公司 Magnetic system of external magnetic type magnetic separator
CN103706615A (en) * 2013-12-19 2014-04-09 北京蓝天高兆环保科技有限公司 Household garbage treatment system and method
CN204620192U (en) * 2015-05-08 2015-09-09 河北钢铁集团矿业有限公司 A kind of high efficiency cylinder magnetic separator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105149087A (en) * 2015-09-24 2015-12-16 河北钢铁集团矿业有限公司 Iron mineral tailings recycling machine
CN112317130A (en) * 2021-01-07 2021-02-05 山东宝泰隔热材料有限公司 Polyamide production is with multi-functional magnet separator

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