CN203437203U - Belt type multistage gradient dry separator - Google Patents

Belt type multistage gradient dry separator Download PDF

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Publication number
CN203437203U
CN203437203U CN201320386474.5U CN201320386474U CN203437203U CN 203437203 U CN203437203 U CN 203437203U CN 201320386474 U CN201320386474 U CN 201320386474U CN 203437203 U CN203437203 U CN 203437203U
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CN
China
Prior art keywords
belt
magnetic
multistage
ribbon conveyer
magnetic field
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Expired - Fee Related
Application number
CN201320386474.5U
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Chinese (zh)
Inventor
薛鹏飞
薛鹏举
许瑞超
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SHAANXI SANYUAN HEAVY INDUSTRY DEVELOPMENT Co Ltd
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SHAANXI SANYUAN HEAVY INDUSTRY DEVELOPMENT Co Ltd
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Priority to CN201320386474.5U priority Critical patent/CN203437203U/en
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Publication of CN203437203U publication Critical patent/CN203437203U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model discloses a belt type multistage gradient dry separator. The belt type multistage gradient dry separator comprises a magnetic separating device, a multistage material conveying device and a tailings conveying device, wherein the magnetic separating device comprises a belt conveyer, and a magnetic system arranged in the belt conveyer; the multistage material conveying device comprises a plurality of belt conveyers spaced on one horizontal height for conveying materials; and the tailings conveying device is used for receiving and conveying tailings from the multistage material conveying device. The magnetic system comprises a plurality of magnetic field areas with magnetic field strengths gradually weakened in the material conveying direction; nonmagnetic areas are formed between every two adjacent magnetic field areas; and the magnetic field areas cover gaps between adjacent belt conveyers of the multistage material conveying device.

Description

The multistage many gradients dry-dressing machine of belt
Technical field
The utility model relates to the multistage many gradients dry-dressing machine of a kind of belt.
Background technology
Traditionally, generally adopt wet magnetic separation method to carry out ore dressing to magnetic iron ore.Yet wet magnetic separation needs a large amount of water, this is very high at drought and water shortage area cost, even makes ore dressing to carry out.Therefore need to develop a kind of dry-dressing machine of water or needs water seldom that do not need carries out ore dressing.
For problems of the prior art, the utility model proposes the multistage many gradients dry-dressing machine of a kind of belt, can replace wet magnetic separation method to carry out ore dressing in drought and water shortage area.
Utility model content
According to the utility model, the multistage many gradients dry-dressing machine of a kind of belt comprises: concentration equipment, comprises a ribbon conveyer and be arranged on the magnetic system in ribbon conveyer; Multistage device for transporting objects, be included in a plurality of ribbon conveyers for delivery of material that arrange with interval mode on same level height, described multistage device for transporting objects is arranged on the below of described concentration equipment, and the belt of the strap surface of the ribbon conveyer of described multistage device for transporting objects to the ribbon conveyer of described concentration equipment; Mine tailing conveying device, comprises a ribbon conveyer that is arranged on described multistage device for transporting objects below, for receiving and transport the mine tailing from described multistage device for transporting objects; It is characterized in that: described magnetic is to comprise a plurality of field regions that magnetic field intensity weakens gradually along mass transport direction, Mei Liangge adjacent magnetic field has non-magnetic field between district, and the gap between the adjacent ribbon conveyer of the described multistage device for transporting objects of described field regions covering.
According to a preferred embodiment, the multistage many gradients dry-dressing machine of above-mentioned belt also comprises distribution device, for magnetic mineral fine being evenly distributed in to the belt of the ribbon conveyer of described multistage device for transporting objects.
According to a preferred embodiment, in the multistage many gradients dry-dressing machine of above-mentioned belt, described magnetic is to comprise four field regions, along material transportation direction, is respectively high-intensity magnetic field district, compare high-intensity magnetic field district, transition field regions and low-intensity magnetic field district.
According to a preferred embodiment, in the multistage many gradients dry-dressing machine of above-mentioned belt, the magnetic field intensity of described field regions is between 1000~6000GS.
According to a preferred embodiment, in the multistage many gradients dry-dressing machine of above-mentioned belt, described magnetic system is composited by Ferrite Material and rare earth magnetic steel, at the average magnetic induction intensity of the belt surface of the ribbon conveyer of described magnetic separation mechanism, is 100~600mT.
According to a preferred embodiment, the multistage many gradients dry-dressing machine of above-mentioned belt also comprises frame, and described concentration equipment, described multistage device for transporting objects and described mine tailing conveying device are all arranged in described frame.
According to a preferred embodiment, in the multistage many gradients dry-dressing machine of above-mentioned belt, described ribbon conveyer includes two rollers and a belt that is wound on two roller cocycle operations, and described two rollers comprise an active roll tube and a driven roller.
Accompanying drawing explanation
Fig. 1 is according to the side schematic view of the multistage many gradients dry-dressing machine of belt of an embodiment of the utility model;
Fig. 2 is the top view of the multistage many gradients dry-dressing machine of the belt of Fig. 1;
Fig. 3 shows roller and the belt of concentration equipment of the multistage many gradients dry-dressing machine of belt of Fig. 1;
Fig. 4 shows the magnetic system of the multistage many gradients dry-dressing machine of belt of Fig. 1;
Fig. 5 shows along the cutaway view of the line C-C of Fig. 4;
Fig. 6 shows along the cutaway view of the line A-A of Fig. 1;
Fig. 7 shows the top view of mine tailing conveying device of the multistage many gradients dry-dressing machine of belt of Fig. 1.
The specific embodiment
Below with reference to accompanying drawing, describe in detail according to the multistage many gradients dry-dressing machine of belt of the present utility model and the specific embodiment of utilizing the method for the multistage many gradients dry-dressing machine of belt ore dressing.Shown in the drawings according to the schematic diagram of the multistage many gradients dry-dressing machine of belt of the present utility model.It should be pointed out that accompanying drawing and the following described specific embodiment are only examples, and do not form restriction of the present utility model.
Fig. 1 is according to the side schematic view of the multistage many gradients dry-dressing machine of belt of an embodiment of the utility model; Fig. 2 is the top view of the multistage many gradients dry-dressing machine of the belt of Fig. 1; Fig. 3 shows roller and the belt of concentration equipment of the multistage many gradients dry-dressing machine of belt of Fig. 1; Fig. 4 shows the magnetic system of the multistage many gradients dry-dressing machine of belt of Fig. 1; Fig. 5 shows along the cutaway view of the line C-C of Fig. 4; Fig. 6 shows along the cutaway view of the line A-A of Fig. 1; Fig. 7 shows the top view of mine tailing conveying device of the multistage many gradients dry-dressing machine of belt of Fig. 1.
As shown in Figure 1, according to the multistage many gradients dry-dressing machine of the belt of an embodiment of the utility model, mainly comprise from top to bottom the San Ge mechanism that order arranges: i.e. concentration equipment 100, multistage device for transporting objects 200 and mine tailing conveying device 300.Above San Ge mechanism can be arranged in a common frame 400, also can be arranged on respectively in frame separately.
Concentration equipment 100 comprises that a ribbon conveyer 110 and the magnetic being arranged in ribbon conveyer are 120.Ribbon conveyer 110 comprises that 111,112 and one of two rollers are wound on the main belt 113 of two roller cocycle operations.One in two rollers 111,112 is active roll tube, and another is driven roller.Active roll tube can be electronic roller, and for example oil injection type roller, also can replace electronic roller with common roller and motor acceleration and deceleration machine.Main belt can be high strength leather belt.
Magnetic is 120 to be arranged between roller 111 and roller 112, in the face of below the main belt 113 of operation.Magnetic shown in Fig. 1 be 120 comprise magnetic field along material transportation direction by by force to weak ,Ji high-intensity magnetic field district 121, compare high-intensity magnetic field district, four field regions 122,123He low-intensity magnetic field district, transition field regions 124.For example, the magnetic field intensity that the magnetic field intensity in high-intensity magnetic field district 121 can reach 2500GS , compare high-intensity magnetic field district 122 can reach 2000GS, and the magnetic field intensity of transition field regions 123 can reach 1500GS, and the magnetic field intensity in low-intensity magnetic field district 124 can reach 1000GS.Between adjacent magnetic field district, there is non-magnetic field.The quantity that should be appreciated that above-mentioned field regions is not limited to four, but can change according to actual needs.And the magnetic field intensity of above-mentioned each field regions also can regulate according to actual needs, for example, can between 1000~6000GS, change.
The magnetic architecture of each field regions is identical, mainly magnetic pole, corrosion resistant plate, base plate and the magnetic conductance piece installed in pole surface, consists of.Magnetic pole, for generation of magnetic field, is comprised of several ferrite standard magnetic patch or rubidium iron boron standard magnetic patch.The corrosion resistant plate of installing in pole surface, for the protection of magnetic pole, prevents that dust or other materials from entering magnetic field and consuming magnetic force.Magnetic pole is arranged on mounting base, and base plate can be made by stainless steel, has the effect that prevents that magnetic force from leaking outside simultaneously.Magnetic conductance piece for adjusting magnetic gap when magnetic pole is installed.
Multistage device for transporting objects 200 is arranged on concentration equipment 100 belows, be included in a plurality of ribbon conveyers for delivery of material that arrange with interval mode on same level height, that is: first order ribbon conveyer 210, second level ribbon conveyer 220, third level ribbon conveyer 230, fourth stage ribbon conveyer 240 and level V ribbon conveyer 250.Every one-level ribbon conveyer includes two rollers and one and is wound on two belts on roller, and one in two rollers is active roll tube, and another is driven roller.The belt along material transportation direction operation of the strap surface along the operation of material transportation direction of every one-level ribbon conveyer to concentration equipment.In Fig. 1, material transportation direction is the direction left in figure.As shown in Figure 1, between adjacent two-stage ribbon conveyer, have gap, each gap covers by one of them field regions of concentration equipment 100.
Upper right side at the first order ribbon conveyer 210 of multistage device for transporting objects 200 is provided with distribution device 260.In one embodiment, distribution device 260 is funnel shaped structures of being made by steel plate.Distribution device 260 is for being evenly distributed in iron ore the belt of first order ribbon conveyer 210.
Mine tailing conveying device 300 consists of a ribbon conveyer that is arranged on multistage device for transporting objects 200 belows, for receiving and transport the mine tailing from multistage device for transporting objects 200.Mine tailing conveying device 300 comprises 310,320 and belts 330 of two rollers.One in two rollers 310,320 is active roll tube, and another is driven roller.Active roll tube can be electronic roller, and for example oil injection type roller, also can replace electronic roller with common roller and motor acceleration and deceleration machine.
The operating process that adopts the multistage many gradients dry-dressing machine of above-mentioned belt to carry out ore dressing is below described.
Exploitation vignite Shishou out, first through preprocessing process such as pulverizing, screenings, obtains being suitable for the iron ore that the multistage many gradients dry-dressing machine of above-mentioned belt is processed, and the particle diameter of this iron ore is generally below 8mm, and water content is below 10%.
First send into distribution device 260 through pretreated iron ore, distribution device 260 is evenly distributed in iron ore on the belt of first order ribbon conveyer 210 of multistage device for transporting objects 200.Under the drive of the belt of first order ribbon conveyer 210, iron ore is along mass transport direction (be in Fig. 1 direction) left downstream transport, and enters the high-intensity magnetic field district 121 of concentration equipment 100.Under the effect of magnetic force, magnetisable material is attached on the main belt 113 of concentration equipment 100.And namagnetic substance continues downstream transport under the drive of the belt of first order ribbon conveyer 210, under the end of belt is thrown (throwing for the first time tail), fall on the belt 330 of ribbon conveyer of mine tailing conveying device 300.
The magnetic material being attached on the main belt 113 of concentration equipment 100 continues downstream transport under the drive of main belt 113, enters the belt top of the second level ribbon conveyer 220 of multistage device for transporting objects 200.There is a non-magnetic field position of the concentration equipment 100 of the belt top correspondence of second level ribbon conveyer 220, when magnetic material is during through non-magnetic field, owing to not having magnetic attraction to drop on the belt of second level ribbon conveyer 220, then on the belt of second level ribbon conveyer 220, continue downstream transport.When material through concentration equipment 100 compared with high-intensity magnetic field district 122 time, under the effect of magnetic force, magnetisable material is attached on the main belt 113 of concentration equipment 100.At this moment owing to being weaker than high-intensity magnetic field district 121 compared with the magnetic force in high-intensity magnetic field district 122, so a part of magnetic is weak or non-magnetic material just can not be attached on the main belt 113 of concentration equipment 100, but under the drive of the belt of second level ribbon conveyer 220, continue motion downstream, under the end of the belt of second level ribbon conveyer 220 is thrown (throwing for the second time tail), fall on the belt 330 of ribbon conveyer of mine tailing conveying device 300.
The magnetic material being attached on the main belt 113 of concentration equipment 100 continues downstream transport under the drive of main belt 113, enters the belt top of the third level ribbon conveyer 230 of multistage device for transporting objects 200.There is a non-magnetic field position of the concentration equipment 100 of the belt top correspondence of third level ribbon conveyer 230, when magnetic material is during through non-magnetic field, owing to not having magnetic attraction to drop on the belt of third level ribbon conveyer 230, then on the belt of third level ribbon conveyer 230, continue downstream transport.When material passes through the transition field regions 123 of concentration equipment 100, under the effect of magnetic force, magnetisable material is attached on the main belt 113 of concentration equipment 100.At this moment the magnetic force due to transition field regions 123 is weaker than compared with high-intensity magnetic field district 122, so a part of magnetic is weak or non-magnetic material just can not be attached on the main belt 113 of concentration equipment 100, but under the drive of the belt of third level ribbon conveyer 230, continue motion downstream, under the end of the belt of third level ribbon conveyer 230 is thrown (throwing for the third time tail), fall on the belt 330 of ribbon conveyer of mine tailing conveying device 300.
The magnetic material being attached on the main belt 113 of concentration equipment 100 continues downstream transport under the drive of main belt 113, enters the belt top of the fourth stage ribbon conveyer 240 of multistage device for transporting objects 200.There is a non-magnetic field position of the concentration equipment 100 of the belt top correspondence of fourth stage ribbon conveyer 240, when magnetic material is during through non-magnetic field, owing to not having magnetic attraction to drop on the belt of fourth stage ribbon conveyer 240, then on the belt of fourth stage ribbon conveyer 240, continue downstream transport.When material passes through the low-intensity magnetic field district 124 of concentration equipment 100, under the effect of magnetic force, magnetisable material is attached on the main belt 113 of concentration equipment 100.At this moment the magnetic force due to low-intensity magnetic field district 124 is weaker than transition field regions 123, so a part of magnetic is weak or non-magnetic material just can not be attached on the main belt 113 of concentration equipment 100, but under the drive of the belt of fourth stage ribbon conveyer 240, continue motion downstream, under the end of the belt of fourth stage ribbon conveyer 240 is thrown, (throw tail the 4th time), fall on the belt 330 of ribbon conveyer of mine tailing conveying device 300.
The magnetic material being attached on the main belt 113 of concentration equipment 100 continues downstream transport under the drive of main belt 113, enters the belt top of the level V ribbon conveyer 250 of multistage device for transporting objects 200.The position of the concentration equipment 100 of the belt top correspondence of level V ribbon conveyer 250 no longer includes magnetic field, therefore the magnetic material being attached on the main belt 113 of concentration equipment 100 all drops on the belt of level V ribbon conveyer 250, then be transported to assigned address and collect, be met thus the iron fine powder of specification requirement.
Throwing each time tail falls mine tailing on the ribbon conveyer of mine tailing conveying device 300 belt 330 by the ribbon conveyer of mine tailing conveying device 300 and is transported to assigned address.
Embodiment described above has carried out four enrichments to iron ore material.Yet, should be appreciated that and can need to carry out the enrichment of other number of times according to real work, for example secondary, three times or be greater than four times.
According to the multistage many gradients dry-dressing machine of belt of the present utility model and utilize the method for the multistage many gradients dry-dressing machine of belt ore dressing can be for following occasion: for the preliminary election operation of poor value, enrichment ore resource, improves the grade of ore; Deironing for non-magnetic material; For selecting again of mine tailing, reclaim the mine tailing of the dry relative enrichment of slope section of tailing dam; Magnetic separation for sulfate slag dry powder is purified; For magneticore-dressing plant's iron fine powder purification operation, throw lean intergrowth and gangue in deironing fine powder, improve the grade of iron fine powder; Replace wet magnetic separation method to carry out ore dressing.
According to the multistage many gradients dry-dressing machine of belt of the present utility model and utilize the method tool of the multistage many gradients dry-dressing machine of belt ore dressing to have the following advantages: device processes amount is large, sorting mined material grade wide ranges, separation accuracy is high, and occluding device not; The grade of selecting product than common magnetic separator improves 10% times; Device structure is simple, easy to maintenance; Energy consumption is little, and energy consumption is lower than common magnetic separator; If substitute wet magnetic separation method, can using water wisely, and reduced secondary pollution; There is good adaptability, by adjusting roller rotating speed, regulate the transmission speed of belt, can production control capacity of water, by regulating the magnetic field intensity of magnetic system can control the grade of concentrate and the output capacity of mine tailing.
Although reference example expressivity embodiment has been described the utility model, it will be understood to those of skill in the art that and do not departing under the purport of the present utility model and scope situation of claims restriction, the utility model can carry out various forms and variations in detail.

Claims (7)

1. the multistage many gradients dry-dressing machine of belt, comprising:
Concentration equipment, comprises a ribbon conveyer and is arranged on the magnetic system in ribbon conveyer;
Multistage device for transporting objects, be included in a plurality of ribbon conveyers for delivery of material that arrange with interval mode on same level height, described multistage device for transporting objects is arranged on the below of described concentration equipment, and the belt of the strap surface of the ribbon conveyer of described multistage device for transporting objects to the ribbon conveyer of described concentration equipment;
Mine tailing conveying device, comprises a ribbon conveyer that is arranged on described multistage device for transporting objects below, for receiving and transport the mine tailing from described multistage device for transporting objects;
It is characterized in that: described magnetic is to comprise a plurality of field regions that magnetic field intensity weakens gradually along mass transport direction, Mei Liangge adjacent magnetic field has non-magnetic field between district, and the gap between the adjacent ribbon conveyer of the described multistage device for transporting objects of described field regions covering.
2. the multistage many gradients dry-dressing machine of belt as claimed in claim 1, also comprises distribution device, for magnetic mineral fine being evenly distributed in to the belt of the ribbon conveyer of described multistage device for transporting objects.
3. the multistage many gradients dry-dressing machine of belt as claimed in claim 1, wherein said magnetic system comprises four field regions, along material transportation direction, is respectively high-intensity magnetic field district, compare high-intensity magnetic field district, transition field regions and low-intensity magnetic field district.
4. the multistage many gradients dry-dressing machine of belt as claimed in claim 1, the magnetic field intensity of wherein said field regions is between 1000~6000GS.
5. the multistage many gradients dry-dressing machine of belt as claimed in claim 1, wherein said magnetic system is composited by Ferrite Material and rare earth magnetic steel, at the average magnetic induction intensity of the belt surface of the ribbon conveyer of described magnetic separation mechanism, is 100~600mT.
6. the multistage many gradients dry-dressing machine of belt as claimed in claim 1, also comprises frame, and described concentration equipment, described multistage device for transporting objects and described mine tailing conveying device are all arranged in described frame.
7. the multistage many gradients dry-dressing machine of belt as claimed in claim 1, wherein said ribbon conveyer includes two rollers and a belt that is wound on two roller cocycles operations, and described two rollers comprise an active roll tube and a driven roller.
CN201320386474.5U 2013-07-01 2013-07-01 Belt type multistage gradient dry separator Expired - Fee Related CN203437203U (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103357499A (en) * 2013-07-01 2013-10-23 陕西三沅重工发展股份有限公司 Belt-type multi-stage multi-gradient magnetic separator and method for mineral separation by using belt-type multi-stage multi-gradient magnetic separator
CN105597922A (en) * 2016-03-23 2016-05-25 成都利君实业股份有限公司 Magnetic cascaded sorting machine
CN105728185A (en) * 2016-03-23 2016-07-06 成都利君实业股份有限公司 Series grading magnetic separator
CN105772218A (en) * 2016-03-22 2016-07-20 薛鹏飞 Iron ore circulating classification beneficiation method and dry beneficiation machine applied to method
CN105983475A (en) * 2016-02-19 2016-10-05 中建材(合肥)粉体科技装备有限公司 High-pressure roller mill crushing system for magnetite and mineral dressing method of high-pressure roller mill crushing system

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103357499A (en) * 2013-07-01 2013-10-23 陕西三沅重工发展股份有限公司 Belt-type multi-stage multi-gradient magnetic separator and method for mineral separation by using belt-type multi-stage multi-gradient magnetic separator
CN105983475A (en) * 2016-02-19 2016-10-05 中建材(合肥)粉体科技装备有限公司 High-pressure roller mill crushing system for magnetite and mineral dressing method of high-pressure roller mill crushing system
CN105772218A (en) * 2016-03-22 2016-07-20 薛鹏飞 Iron ore circulating classification beneficiation method and dry beneficiation machine applied to method
CN105597922A (en) * 2016-03-23 2016-05-25 成都利君实业股份有限公司 Magnetic cascaded sorting machine
CN105728185A (en) * 2016-03-23 2016-07-06 成都利君实业股份有限公司 Series grading magnetic separator
CN105728185B (en) * 2016-03-23 2018-01-02 成都利君实业股份有限公司 Serial graded magnetic separator

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140219

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