CN105921270A - Wind belt type magnetic separator - Google Patents
Wind belt type magnetic separator Download PDFInfo
- Publication number
- CN105921270A CN105921270A CN201610303067.1A CN201610303067A CN105921270A CN 105921270 A CN105921270 A CN 105921270A CN 201610303067 A CN201610303067 A CN 201610303067A CN 105921270 A CN105921270 A CN 105921270A
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- Prior art keywords
- magnetic
- conveyer belt
- belt
- wind
- blowing device
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
- B03C1/30—Combinations with other devices, not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
- B03C1/16—Magnetic separation acting directly on the substance being separated with material carriers in the form of belts
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- Combined Means For Separation Of Solids (AREA)
Abstract
A wind belt type magnetic separator comprises a machine shell and a belt conveying device installed in the machine shell. The belt conveying device comprises two rollers and a conveying belt wound on the two rollers. A feeding device and a first blowing device are arranged above the conveying belt. A first magnetic system is arranged below the conveying face of the conveying belt and is formed by alternately arranging a plurality of S magnetic poles and a plurality of N magnetic poles in the conveying direction of the conveying belt. A second magnetic system is arranged in the roller located at the output end of the conveying belt and is formed by alternately arranging a plurality of S magnetic poles and a plurality of N magnetic poles in the circumferential direction of the roller. A first tailing outlet is formed below the input end of the conveying belt. A second tailing outlet and a concentrate outlet are formed below the output end of the conveying belt. The second tailing outlet and the concentrate outlet are sequentially formed in the direction opposite to the material conveying direction of the conveying belt. The wind belt type magnetic separator is simple in structure, easy to manufacture, high in separation efficiency, beneficial for improving the concentrate grade of dry magnetic separation and capable of achieving a high iron recovery rate while high magnetic separation concentrate is obtained.
Description
Technical field
The present invention relates to technical field of magnetic separation equipment, be specifically related to a kind of wind-force belt magnetic separator.
Background technology
Magnetic separation is to utilize material magnetic contrast to carry out the sorting technology sorted, and can be divided into dry type magnetic separation and wet magnetic separation.Wet magnetic separation needs using water as separating medium, and the concentrate sorted out needs to carry out precipitating, being dehydrated again, and investment of production is big, and technological process is complicated, and beneficiation cost is high.And at drought and water shortage or extremely frigid zones, wet magnetic separation technique is difficult to apply.Compared with wet magnetic separation, dry-type magnetic selection apparatus simple in construction, production run low cost, and energy-conserving and environment-protective, the research and development of highly effective dry-type magnetic plant in recent years are increasingly subject to pay attention to.
At present, conventional dry-type magnetic extractor obtains concentrate Iron grade generally between 30% ~ 60% after sorting ferromagnetism Ore, but while obtaining high-grade magnetic separation of iron ore concentrate, it is difficult to ensure that high iron recovery.Particularly when when sorting material Iron grade is relatively low (less than 10% ~ 20%), the existing dry type magnetic separation iron concentrate grade that obtains of sorting is extremely difficult to the requirement smelted.This is mainly due to handled by dry type magnetic separation being strongly magnetic mineral, this kind of mineral are easy to produce magnetic coagulation and the miscellaneous phenomenon of magnetic clutch in magnetic field, non magnetic ore granule and lean intergrowth are mingled with effect due to magnetic coagulation and magnetic mineral, enter in magnetic concentrate, cause the decline of concentrate Iron grade.Therefore, single magnetic separating is used to be difficult to take into account high-grade magnetic concentrate and high iron recovery.
Summary of the invention
The technical problem to be solved in the present invention is the deficiency overcoming prior art to exist, it is provided that a kind of simple in construction, be prone to make, the efficiency of separation is high, be beneficial to improve the concentrate grade of dry type magnetic separation, be obtained in that the wind-force belt magnetic separator of higher iron recovery while obtaining higher magnetic concentrate.
For solve above-mentioned technical problem, the present invention by the following technical solutions:
nullA kind of wind-force belt magnetic separator，Including casing and the lace conveying device that is installed in casing，Described lace conveying device includes two rollers and the conveyer belt being set around on two rollers，Described conveyer belt is arranged over the charging gear for feeding on conveyer belt by material and is used for the first blowing device to the air-supply of conveyer belt input direction，Described charging gear and the first blowing device are sequentially arranged along the direction of tape transport material，The first magnetic system alternately arranged along tape transport direction by multiple S magnetic poles and multiple N magnetic pole it is provided with below the conveyor surface of described conveyer belt，It is positioned at inside the roller of conveyer belt outfan and is provided with by multiple S magnetic poles and multiple N magnetic pole around alternately arranged the second magnetic system of roller circumferencial direction，The first mine tailing outlet it is provided with below the input of described conveyer belt，It is provided with the second mine tailing outlet below the outfan of described conveyer belt and concentrate exports，Described second mine tailing outlet and concentrate outlet are sequentially arranged along the direction contrary with tape transport material.
Above-mentioned wind-force belt magnetic separator, it is preferred that the gap between described first magnetic system and conveyer belt is 1mm ~ 5mm, the magnetic field intensity of described first magnetic system is 1000Gs ~ 8000Gs.
Above-mentioned wind-force belt magnetic separator, it is preferred that the disk pack angle of described second magnetic system is 90 ° ~ 180 °, and magnetic field intensity scope is 500Gs ~ 6000Gs, magnetic system drift angle is 10 ° ~ 30 °.
Above-mentioned wind-force belt magnetic separator, preferably, described wind-force belt magnetic separator also includes that the second blowing device, described second blowing device are located at the side of the close conveyer belt input of concentrate outlet, and the air supply direction of the second blowing device is the direction tilted upward from conveyer belt input to input.
Above-mentioned wind-force belt magnetic separator, it is preferred that described first blowing device and the second blowing device all include adjustable speed fan and airduct.
Above-mentioned wind-force belt magnetic separator, it is preferred that the air-out direction of the airduct of described first blowing device and the second blowing device and horizontal plane are all in 10 ° ~ 80 ° angles.
Above-mentioned wind-force belt magnetic separator, it is preferred that the horizontal tilt angle γ of described conveyer belt is-15 ° ~+15 °.
Above-mentioned wind-force belt magnetic separator, it is preferred that one in two described rollers is installed in casing in the way of adjustable setting height(from bottom).
Above-mentioned wind-force belt magnetic separator, it is preferred that described charging gear is feed hopper.
Compared with prior art, it is an advantage of the current invention that: the wind-force belt magnetic separator of the present invention utilizes the synergism of field of wind-force and field of magnetic forece, form the compound sorting field of force and carry out the sorting of magnetic material and non-magnetic material, the magnetic coagulation during magnetic separation can be reduced and magnetic clutch is miscellaneous, improve the efficiency of separation of dry type magnetic separation further, improve the concentrate grade of dry type magnetic separation.This wind-force belt magnetic separator solves existing dry-type magnetic extractor to be difficult to take into account high-grade magnetic concentrate and the technical problem of higher iron recovery, while obtaining higher magnetic concentrate, it is possible to obtain higher iron recovery.The simple in construction of this wind-force belt magnetic separator, it is prone to make, is particularly suited for ferromagnetism and the sorting of medium magnetic material of 0-8mm granularity.
Accompanying drawing explanation
Fig. 1 is the structural representation of wind-force belt magnetic separator.
Marginal data:
1, casing；2, lace conveying device；21, roller；22, conveyer belt；3, charging gear；4, the first blowing device；5, the first magnetic system；6, the second magnetic system；7, the first mine tailing outlet；8, the second mine tailing outlet；9, concentrate outlet；10, the second blowing device；100, adjustable speed fan；200, airduct.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
nullAs shown in Figure 1，The wind-force belt magnetic separator of the present embodiment，Including casing 1 and the lace conveying device 2 that is installed in casing 1，Lace conveying device 2 includes two rollers 21 and the conveyer belt 22 being set around on two rollers 21，Two rollers 21 are respectively and drive roller and driven voller，Roller is wherein driven to be positioned at the outfan of conveyer belt 22，Driven voller is positioned at the input of conveyer belt 22，Conveyer belt 22 is arranged over the charging gear 3 for being fed by material on conveyer belt 22 and is used for the first blowing device 4 to the air-supply of conveyer belt 22 input direction，The air supply direction of the first blowing device 4 is from conveyer belt 22 outfan to input direction diagonally downward，The direction that charging gear 3 and the first blowing device 4 carry material along conveyer belt 22 is sequentially arranged，It is provided with below the conveyor surface of conveyer belt 22 by multiple S magnetic poles and multiple N magnetic pole along alternately arranged the first magnetic system 5 of conveyer belt 22 conveying direction，It is positioned at that the roller 21 of conveyer belt 22 outfan is internal to be provided with by multiple S magnetic poles and multiple N magnetic pole around alternately arranged the second magnetic system 6 of roller 21 circumferencial direction，The first mine tailing outlet 7 it is provided with below the input of conveyer belt 22，The second mine tailing outlet 8 and concentrate outlet 9 it is provided with below the outfan of conveyer belt 22，Second mine tailing outlet 8 and concentrate outlet 9 are sequentially arranged along the direction carrying material contrary with conveyer belt 22.
During the work of this wind-force belt magnetic separator, until sorting material after charging gear 3 feeds on conveyer belt 22, driven by roller 21 at conveyer belt 22 and move to the direction of outfan with material, in this moving process, the first magnetic system 5 below conveyer belt 22 makes material not stop upset, first blowing device 4 is blown simultaneously, a part of fine grained non magnetic ore is made first to be separated under wind-force effect, along with air-flow moves to conveyer belt 22 input, and drop to the first mine tailing outlet 7 of conveyer belt 22 input, it is achieved the primary election of material；Remaining material moves at the roller 21 of outfan along with conveyer belt 22, under the effect of the internal second magnetic system 6 of this roller 21, material does not stop upset and moves, magnetic-particle is attracted to conveyer belt 22 surface and rotates around roller 21, non-magnetic particle is not due to by magneticaction, left the second mine tailing outlet 8 to lower section, after the absorption high-grade magnetic-particle on conveyer belt 22 surface along with departing from the action of a magnetic field region of the second magnetic system 6 around roller 21 rotational motion, it is thrown into concentrate outlet 9, it is achieved material selected.
In the present embodiment, the gap between the first magnetic system 5 and conveyer belt 22 is 1mm ~ 5mm, and the magnetic field intensity of the first magnetic system 5 is 1000Gs ~ 8000Gs, the first magnetic system 5 magneticaction scope can by adjust magnetic pole quantity and and conveyer belt 22 between gap regulate.The disk pack angle of the second magnetic system 6 is 90 ° ~ 180 °, and magnetic field intensity scope is 500Gs ~ 6000Gs, and magnetic system drift angle (magnetic system centrage deflection magnetic product outlet side and the angle of vertical center line) is 10 ° ~ 30 °.
In the present embodiment, wind-force belt magnetic separator also includes the second blowing device 10, second blowing device 10 is located at concentrate outlet 9 near the side of conveyer belt 22 input, and the air supply direction of the second blowing device 10 is the direction tilted upward to input from conveyer belt 22 input.By arranging the second blowing device 10, it is possible to the participation non-magnetic particle that will move to be mingled with in the magnetic material at conveyer belt 22 outfan roller 21 blows off, play the effect that strengthening is selected.
The present embodiment, the first blowing device 4 and the second blowing device 10 all include adjustable speed fan 100 and airduct 200, use adjustable speed fan 100 can regulate wind-force size.The air-out direction of airduct 200 of the first blowing device 4 is 10 ° ~ 80 ° with the air-out direction of airduct 200 of the angle α of horizontal plane and the second blowing device 10 with the angle β of horizontal plane.Further, each airduct 200 can use the mounting means of angle adjustable, it is simple to quickly adjusts to the angle needed.
In the present embodiment, the horizontal tilt angle γ of conveyer belt 22 is-15 ° ~+15 °.Preferably, in two rollers 21 is installed in casing 1 in the way of adjustable setting height(from bottom), by adjusting the setting height(from bottom) of this roller 21, can regulate the horizontal tilt angle of conveyer belt 22 easily and fast.This roller 21 specifically can be installed in the following ways: arranges vertical slot in casing 1, the bearing block of roller 21 is slidedly arranged on and is arranged in vertical slot, employing bolt fastens, when needs regulation setting height(from bottom), bolt is unscrewed, can vertically groove adjust bearing block setting height(from bottom), namely adjust roller 21 setting height(from bottom), reach to regulate the purpose of conveyer belt 22 horizontal tilt angle, after adjusting, only need retorque.
The above is only the preferred embodiment of the present invention, and protection scope of the present invention is not limited merely to above-described embodiment.To those of ordinary skill in the art, the modifications and variations obtained by under without departing from the technology of the present invention concept thereof also should be regarded as protection scope of the present invention.
Claims (9)
- null1. a wind-force belt magnetic separator，It is characterized in that: include casing (1) and the lace conveying device (2) being installed in casing (1)，Described lace conveying device (2) includes two rollers (21) and the conveyer belt (22) being set around on two rollers (21)，Described conveyer belt (22) is arranged over the charging gear (3) for being fed by material on conveyer belt (22) and for the first blowing device (4) to the air-supply of conveyer belt (22) input direction，The direction that described charging gear (3) and the first blowing device (4) carry material along conveyer belt (22) is sequentially arranged，It is provided with below the conveyor surface of described conveyer belt (22) by multiple S magnetic poles and multiple N magnetic pole along alternately arranged the first magnetic system (5) of conveyer belt (22) conveying direction，It is positioned at that the roller (21) of conveyer belt (22) outfan is internal to be provided with by multiple S magnetic poles and multiple N magnetic pole around alternately arranged the second magnetic system (6) of roller (21) circumferencial direction，The first mine tailing outlet (7) it is provided with below the input of described conveyer belt (22)，The second mine tailing outlet (8) and concentrate outlet (9) it is provided with below the outfan of described conveyer belt (22)，Described second mine tailing outlet (8) and concentrate outlet (9) are sequentially arranged along the direction contrary with conveyer belt (22) conveying material.
- Wind-force belt magnetic separator the most according to claim 1, it is characterised in that: the gap between described first magnetic system (5) and conveyer belt (22) is 1mm ~ 5mm, and the magnetic field intensity of described first magnetic system (5) is 1000Gs ~ 8000Gs.
- Wind-force belt magnetic separator the most according to claim 1, it is characterised in that: the disk pack angle of described second magnetic system (6) is 90 ° ~ 180 °, and magnetic field intensity scope is 500Gs ~ 6000Gs, and magnetic system drift angle is 10 ° ~ 30 °.
- Wind-force belt magnetic separator the most according to claim 1, it is characterized in that: described wind-force belt magnetic separator also includes the second blowing device (10), described second blowing device (10) is located at concentrate outlet (9) side near conveyer belt (22) input, and the air supply direction of the second blowing device (10) is the direction tilted upward to input from conveyer belt (22) input.
- Wind-force belt magnetic separator the most according to claim 4, it is characterised in that: described first blowing device (4) and the second blowing device (10) all include adjustable speed fan (100) and airduct (200).
- Wind-force belt magnetic separator the most according to claim 5, it is characterised in that: the air-out direction of the airduct (200) of described first blowing device (4) and the second blowing device (10) and horizontal plane are all in 10 ° ~ 80 ° angles.
- Wind-force belt magnetic separator the most according to claim 1, it is characterised in that: the horizontal tilt angle γ of described conveyer belt (22) is-15 ° ~+15 °.
- Wind-force belt magnetic separator the most according to claim 1, it is characterised in that: one in two described rollers (21) is installed in casing (1) in the way of adjustable setting height(from bottom).
- Wind-force belt magnetic separator the most according to claim 1, it is characterised in that: described charging gear (3) is feed hopper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610303067.1A CN105921270B (en) | 2016-05-10 | 2016-05-10 | Wind-force belt magnetic separator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610303067.1A CN105921270B (en) | 2016-05-10 | 2016-05-10 | Wind-force belt magnetic separator |
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| Publication Number | Publication Date |
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| CN105921270A true CN105921270A (en) | 2016-09-07 |
| CN105921270B CN105921270B (en) | 2018-10-12 |
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| CN201610303067.1A Active CN105921270B (en) | 2016-05-10 | 2016-05-10 | Wind-force belt magnetic separator |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106524671A (en) * | 2016-11-30 | 2017-03-22 | 尹国祥 | Infrared dryer for magnetic ores |
| CN106595228A (en) * | 2016-11-30 | 2017-04-26 | 尹国祥 | Infrared dryer |
| CN107583767A (en) * | 2017-09-15 | 2018-01-16 | 河南易成新能源股份有限公司 | Wind magnetic combined-type magnetic seperator |
| CN107716099A (en) * | 2017-11-20 | 2018-02-23 | 长沙矿冶研究院有限责任公司 | A kind of gas suspension disperses dry separation belt magnetic separator |
| CN108057518A (en) * | 2017-11-28 | 2018-05-22 | 甘肃酒钢集团宏兴钢铁股份有限公司 | A kind of magnetic material horizontal wind magnetic-synchro connection screening device and method |
| CN108772192A (en) * | 2018-07-02 | 2018-11-09 | 西双版纳海邦矿业技术咨询服务有限公司 | Tablet magnetic separator and system |
| CN109351475A (en) * | 2018-08-01 | 2019-02-19 | 江苏钛谷科技有限公司 | A kind of new multistage magnetic separation and the dual ore-dressing plant of selection by winnowing |
| CN111375488A (en) * | 2018-12-28 | 2020-07-07 | 苏州海狸生物医学工程有限公司 | Automatic magnetism screening plant |
| CN112657674A (en) * | 2020-11-23 | 2021-04-16 | 江苏华宏科技股份有限公司 | Stainless steel dry separation device in scraped car disassembly tails |
| CN113289765A (en) * | 2021-04-20 | 2021-08-24 | 广西下田锰矿有限责任公司 | Impurity removal method and device for electrolytic manganese dioxide |
| CN114602649A (en) * | 2022-03-15 | 2022-06-10 | 鞍钢集团北京研究院有限公司 | Magnetic separation and method based on wind gravity magnetic composite force field |
| CN115231190A (en) * | 2022-08-18 | 2022-10-25 | 酒泉钢铁(集团)有限责任公司 | Homogenization feeding method for dry grinding dry separator |
| CN115970890A (en) * | 2023-03-17 | 2023-04-18 | 山东松海机械设备有限公司 | Dry separation equipment for mine tailings |
| WO2023070893A1 (en) * | 2021-10-25 | 2023-05-04 | 沈阳隆基电磁科技股份有限公司 | Dry-type pre-concentration machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106595228A (en) * | 2016-11-30 | 2017-04-26 | 尹国祥 | Infrared dryer |
| CN106595228B (en) * | 2016-11-30 | 2019-03-15 | 山东煤博士磁铁矿粉股份有限公司 | A kind of infared dryer |
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| CN107583767A (en) * | 2017-09-15 | 2018-01-16 | 河南易成新能源股份有限公司 | Wind magnetic combined-type magnetic seperator |
| CN107716099A (en) * | 2017-11-20 | 2018-02-23 | 长沙矿冶研究院有限责任公司 | A kind of gas suspension disperses dry separation belt magnetic separator |
| CN107716099B (en) * | 2017-11-20 | 2024-03-22 | 长沙矿冶研究院有限责任公司 | Air suspension dispersion dry separation belt type magnetic separator |
| CN108057518B (en) * | 2017-11-28 | 2024-02-02 | 甘肃酒钢集团宏兴钢铁股份有限公司 | Horizontal wind-magnetic synchronous joint selection device and method for magnetic materials |
| CN108057518A (en) * | 2017-11-28 | 2018-05-22 | 甘肃酒钢集团宏兴钢铁股份有限公司 | A kind of magnetic material horizontal wind magnetic-synchro connection screening device and method |
| CN108772192A (en) * | 2018-07-02 | 2018-11-09 | 西双版纳海邦矿业技术咨询服务有限公司 | Tablet magnetic separator and system |
| CN109351475A (en) * | 2018-08-01 | 2019-02-19 | 江苏钛谷科技有限公司 | A kind of new multistage magnetic separation and the dual ore-dressing plant of selection by winnowing |
| CN111375488A (en) * | 2018-12-28 | 2020-07-07 | 苏州海狸生物医学工程有限公司 | Automatic magnetism screening plant |
| CN112657674A (en) * | 2020-11-23 | 2021-04-16 | 江苏华宏科技股份有限公司 | Stainless steel dry separation device in scraped car disassembly tails |
| CN113289765B (en) * | 2021-04-20 | 2023-09-22 | 广西下田锰矿有限责任公司 | Impurity removing method and device for electrolytic manganese dioxide |
| CN113289765A (en) * | 2021-04-20 | 2021-08-24 | 广西下田锰矿有限责任公司 | Impurity removal method and device for electrolytic manganese dioxide |
| WO2023070893A1 (en) * | 2021-10-25 | 2023-05-04 | 沈阳隆基电磁科技股份有限公司 | Dry-type pre-concentration machine |
| CN114602649A (en) * | 2022-03-15 | 2022-06-10 | 鞍钢集团北京研究院有限公司 | Magnetic separation and method based on wind gravity magnetic composite force field |
| CN114602649B (en) * | 2022-03-15 | 2024-03-26 | 鞍钢集团北京研究院有限公司 | Magnetic separation and method based on wind-gravity-magnetic composite force field |
| CN115231190A (en) * | 2022-08-18 | 2022-10-25 | 酒泉钢铁(集团)有限责任公司 | Homogenization feeding method for dry grinding dry separator |
| CN115231190B (en) * | 2022-08-18 | 2024-03-08 | 酒泉钢铁(集团)有限责任公司 | Homogenization feeding method for dry grinding dry separator |
| CN115970890A (en) * | 2023-03-17 | 2023-04-18 | 山东松海机械设备有限公司 | Dry separation equipment for mine tailings |
| CN115970890B (en) * | 2023-03-17 | 2023-05-12 | 山东松海机械设备有限公司 | Tailing dry separation equipment for mine exploitation |
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| CN105921270B (en) | 2018-10-12 |
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