CN206935565U - Fine ore wind-force dry-type magnetic extractor - Google Patents
Fine ore wind-force dry-type magnetic extractor Download PDFInfo
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- CN206935565U CN206935565U CN201720823885.4U CN201720823885U CN206935565U CN 206935565 U CN206935565 U CN 206935565U CN 201720823885 U CN201720823885 U CN 201720823885U CN 206935565 U CN206935565 U CN 206935565U
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Abstract
The utility model discloses a kind of fine ore wind-force dry-type magnetic extractor, including separatory vessel, permanent magnetic pulley is provided with separatory vessel, permanent magnetic pulley includes rotating the magnetic system of the cylinder set and fixed setting；Sort upper box part and be provided with feed port, dust removal port, bottom is provided with concentrate mouth and mine tailing mouth；Separatory vessel is provided with air knife and Wind power compensator of wind power, and air knife is located at magnetic system side and axially arranged along permanent magnetic pulley, and air knife tool rest has tool rest cavity, tool rest air inlet and tool rest air outlet, and tool rest air outlet is in slit-shaped；Magnetic system uses 200 ° 260 ° of big cornerite；Cylinder is non-metallic material, and magnetic stirring device is inlaid with barrel, and outer surface is provided with auxiliary ore discharging apparatus；The maximum linear velocity of permanent magnetic pulley can reach 20m/s.Fine ore wind-force dry-type magnetic extractor of the present utility model, the fine fraction mine tailing in mineral can be efficiently separated, reduce and be mingled with concentrate, improve concentrate grade, be particularly suitable for arid and final cleaning operation of the cold district to fine fraction dry type material.
Description
Technical field
The utility model belongs to preparation equipment technical field, and in particular to a kind of fine ore wind-force dry-type magnetic extractor.
Background technology
With the utilization of mineral resources, Beneficiation Feed Grade is more and more lower, and many arids, cold district did not possessed out originally
The mineral resources of value are adopted, are gradually paid attention to by major mine, but arid and cold district water resource are restricted.Cause
This, the development of dry-type magnetic selection apparatus, in particular for final cleaning dry-type magnetic selection apparatus develop into one pendulum in ore dressing
An important topic in face of worker.
In recent years, dry separation equipment was progressively answered including bulk dry-dressing machine, dry type suspension magnetic separator and fine ore dry separator
With, but based on the reason for each side such as the design feature of this kind of dry separation equipment and rotating speed, it is difficult to be carried out to fine particle stage material
Effectively sort, therefore this kind of dry separation equipment is mainly used in the useless operation of throwing of dry type material before ball milling at present, it is impossible to be used in final
Selected operation.
The content of the invention
In view of this, technical problem to be solved in the utility model is：A kind of fine ore wind-force dry-type magnetic extractor is provided, used
In the final cleaning operation of fine fraction dry type material, effective separating fine particle material, final concentrate grade is improved.
In order to solve the above technical problems, the technical solution of the utility model is：Fine ore wind-force dry-type magnetic extractor, including：Point
Case is selected, permanent magnetic pulley is provided with the separatory vessel, the permanent magnetic pulley includes rotating the cylinder set and the magnetic of fixed setting
System, the magnetic system are arranged in the cylinder, and the top of the separatory vessel is provided with feed port, and the bottom of the separatory vessel is provided with essence
Mine mouth and mine tailing mouth, are provided with air knife on the separatory vessel, and the air knife is located at the magnetic system side, and along the permanent magnetic pulley
It is axially arranged, the air knife includes tool rest, and the tool rest has tool rest cavity, the tool rest connected respectively with the tool rest cavity
Air inlet and tool rest air outlet, the tool rest air outlet are in slit-shaped, and the tool rest air outlet is located at the inner chamber of the separatory vessel,
For being dried to the drum surface.
When fine ore wind-force dry-type magnetic extractor of the present utility model sorts to material, material is given to sorting by feed port
In case at a high speed on the cylinder of rotation, progress mineral sort under magnetic system effect；Due to being provided with air knife, the knife of air knife on separatory vessel
Seat air outlet is in slit-shaped, and compressed air enters tool rest cavity by tool rest air inlet, powerful by being formed during tool rest air outlet
Strong blade type wind post, blade type wind post are applied to the drum surface of rotation at a high speed, and wind-force rinsing is carried out to the material of drum surface,
Bulk material, tailings are isolated, be mingled with so as to reduce, improve the concentrate grade of mineral.
It is that the multinomial of fine ore wind-force dry-type magnetic extractor of the present utility model is further improved below：
Wherein, the outlet air end of the tool rest becomes narrow gradually towards the tool rest air outlet, and in horizontal V-arrangement, V-arrangement narrows
The tip of section is the tool rest air outlet.The setting for the section that narrows so that compressed air passes through from tool rest air inlet into tool rest cavity
Cross when narrowing section, air pressure increase, it is ensured that form strong and powerful blade type wind post.
Wherein, the tool rest air outlet and the centripetal setting of the permanent magnetic pulley.Tool rest air outlet with permanent magnetic pulley is centripetal sets
Put, the material of tool rest air outlet face drum surface, blade type wind post is strong to the active force of material, and wind-force wash effect is good.
Wherein, Wind power compensator of wind power is provided with the separatory vessel, the Wind power compensator of wind power includes in/out air tube, described
The intracavity inter-connection of in/out air tube and the separatory vessel, the in/out air tube are located at the magnetic system side.Mended due to being provided with wind-force
Device is repaid, when going out wind pressure or air output deficiency of air knife, wind-force can be filled into the inner chamber of separatory vessel by in/out air tube；Wind
When going out wind pressure or too high air output of knife, it can be protected by in/out air tube from the outside extraction section wind-force in the inner chamber of separatory vessel
The inner chamber wind-force for holding separatory vessel is stable.
Wherein, the top of the separatory vessel is provided with dust removal port, the dust removal port and the intracavity inter-connection of the separatory vessel.
It is connected by dust removal port with outside dust arrester, can effectively collects air knife and Wind power compensator of wind power acts on magnetic system essence
Tailings caused by constituency, avoiding fine fraction dust from swimming in for a long time influences sorting for mineral in separatory vessel.
Wherein, being provided with the separatory vessel prevents material from falling the material guide device on the air knife, the material guide device bag
Include striker plate.Meanwhile striker plate also plays and material is put together to the effect of drum surface.
Wherein, the cylinder is the cylinder of non-metallic material, and magnetic stirring device, institute are inlaid with the barrel of the cylinder
Stating magnetic stirring device includes magnetic conductive metal bar or magnetic conductive metal piece.Cylinder uses non-metallic material, solve metal cylinder because
The problem of being influenceed by magnetic system and producing vortex；Because being provided with magnetic stirring device in barrel, in cylinder rotary course, magnetic stirring dress
The magnetic force alternation of short time can be formed in magnetic field by putting, and loose condition (of surface) is presented by magnetic stirring in the mineral of drum surface suddenly,
With reference to the effect of air knife and Wind power compensator of wind power, non magnetic or weak magnetic mineral can be effectively rejected, further improves essence
Ore deposit grade.
Wherein, the outer surface of the cylinder is provided with auxiliary ore discharging apparatus, and the auxiliary ore discharging apparatus is included along the cylinder
The axially arranged nonmetallic strip of body.High magnetic mineral may be mixed with material, even if going to unloading mine area, also can still be adsorbed
On the surface of cylinder, due to there is provided auxiliary ore discharging apparatus, being located at concentrate mouth and mine tailing mouth with separatory vessel bottom when going to bottom
Between feeding-distribution device coordinate, you can high magnetic mineral is unloaded from drum surface, to unload ore deposit clean for guarantee.
Wherein, the cornerite of the magnetic system is 200 ° -260 °, along the circumference of the cylinder, is divided into roughing area, transmission region, essence
Constituency and unloading mine area；The feed port corresponds to the roughing area, and the air knife corresponds to the selected area.The more magnetic poles of big cornerite
Magnetic system structure, lengthen the selected area of magnetic system；In addition air knife corresponds to selected area and set so that the rejecting of fine fraction mine tailing is thorough
Bottom, concentrate grade further improve.
Wherein, the maximum linear velocity of the permanent magnetic pulley can reach 20m/s.Because drum rotation speed is high, can produce larger
Centrifugal force, fine fraction mine tailing can be efficiently separated, as far as possible reduce concentrate in be mingled with, improve concentrate grade.
Wherein, the separatory vessel includes the upper separatory vessel and lower separatory vessel that link together, the upper separatory vessel, it is described under
Separatory vessel is respectively arranged with observation window.The sub-material situation of material can be appeared clearly from by observation window and unload ore deposit situation.
In summary, by adopting the above-described technical solution, fine ore wind-force dry-type magnetic extractor of the present utility model, using big
The magnetic system structure of the more magnetic poles of cornerite, the selected area of magnetic system lengthens, with reference to air knife, Wind power compensator of wind power, magnetic stirring device, dedusting
Device, mineral are made to be floated in the drum surface upset of high speed rotation and agitation by the wind-force of air knife and auxiliary compensation device
Wash and the comprehensive function of dust arrester under, the fine fraction mine tailing in drum surface mineral is rejected, the thicker tail of granularity
Ore deposit enters mine tailing mouth, turns into final mine tailing or chats；Magnetic mineral therein is in feeding-distribution device and aids in ore discharging apparatus
It is enriched under collective effect in concentrate case, turns into final concentrate.Fine ore wind-force dry-type magnetic extractor of the present utility model, can be effective
Separation mineral in fine fraction mine tailing, reduce concentrate in being mingled with, improve concentrate grade, for arid and cold district select factory complete
It is complete that efficient picking equipment is provided using the concentrate of the qualified grade of dry magnetic separation technology output.
Brief description of the drawings
Fig. 1 is the fine ore wind-force dry-type magnetic extractor structural representation of the utility model embodiment；
Fig. 2 is principle schematic of the present utility model；
Fig. 3 is the separatory vessel structural representation in Fig. 1；
Fig. 4 is the air knife structure schematic diagram in Fig. 2；
Fig. 5 is Fig. 4 top view；
Fig. 6 is the cylinder radial direction schematic cross-sectional view in Fig. 2；
Fig. 7 is the A portions enlarged diagram in Fig. 6；
Fig. 8 is the B portions enlarged diagram in Fig. 6；
In figure：1- magnetic system adjusting meanss；2- separatory vessels；2a1- lower separatory vessels；Observation window under 2a11-；2a2- upper separatory vessels；
The upper observation windows of 2a21-；3- air knives；30- tool rest cavitys；31- tool rest air inlets；32- narrows section；33- tool rest air outlets；4- is to ore deposit
Mouthful；41- uniformly divides ore deposit device；5- dust removal ports；6- Wind power compensator of wind power；7- frames；8- power set；9- permanent magnetic pulleys；10- magnetic
System；11- mine tailing mouths；112- feeding-distribution devices；12- concentrate mouths；13- material guide devices；14- aids in ore discharging apparatus；15- magnetic stirrings fill
Put.
Embodiment
Make further details of non-limitative illustration to the utility model with reference to the accompanying drawings and examples.
As depicted in figs. 1 and 2, fine ore wind-force dry-type magnetic extractor of the present utility model, including：Point being arranged in frame 7
Case 2 is selected, permanent magnetic pulley 9 is provided with separatory vessel 2, permanent magnetic pulley 9 includes rotating the magnetic system 10 of the cylinder set and fixed setting,
Magnetic system 10 is arranged in cylinder, and cylinder is driven by power set 8, and magnetic system adjusting means 1 is additionally provided with frame 7；Separatory vessel 2
Top is provided with feed port 4, uniform point ore deposit device 41 is provided with feed port 4, the bottom of separatory vessel 2 is provided with concentrate mouth 12 and mine tailing
Mouth 11, is provided with feeding-distribution device 112, air knife 3 is provided with separatory vessel 2, air knife 3 is located at magnetic between concentrate mouth 12 and mine tailing mouth 11
It is side, and along the axially arranged of permanent magnetic pulley 9, for being dried to the surface of permanent magnetic pulley 9.
As shown in Figure 4 and Figure 5, wherein, air knife 3 includes tool rest, tool rest have tool rest cavity 30, respectively with tool rest cavity 30
The tool rest air inlet 31 and tool rest air outlet 33 of connection, tool rest air outlet 33 is in slit-shaped and positioned at the inner chamber of separatory vessel 2；Its
In, the outlet air end of tool rest becomes narrow gradually towards tool rest air outlet 33, in horizontal V-arrangement, the tip i.e. tool rest of the section 32 that narrows of V-arrangement
Air outlet 33, due to being provided with the section 32 that narrows so that compressed air enters tool rest cavity 30 by narrowing from tool rest air inlet 31
During section 32, air pressure increase, so that it is guaranteed that the wind blown out from air outlet 33 forms strong and powerful blade type wind post, permanent magnetic pulley is blowed to
9 surface；Wherein, tool rest air outlet 33 preferably with 9 centripetal setting of permanent magnetic pulley so that the face cylinder of tool rest air outlet 33
The material on surface, blade type wind post are strong to the active force of material, improve wind-force wash effect.
As depicted in figs. 1 and 2, wherein, to keep the inner chamber wind-force of separatory vessel 2 stable, wind is additionally provided with separatory vessel 2
Force compensating device 6, the Wind power compensator of wind power 6 include in/out air tube, the intracavity inter-connection of in/out air tube and separatory vessel 2 and are located at
Magnetic system side, similarly, Wind power compensator of wind power 6 preferably with 9 centripetal setting of permanent magnetic pulley, to improve wind-force wash effect.When air knife 3
When going out wind pressure or air output deficiency, can be connected by in/out air tube with outside blast apparatus so as into separatory vessel 2
Chamber fills into wind-force；When air knife 3 is when going out wind pressure or too high air output, can be connected by in/out air tube with outside exhaust equipment
So as to from the outside extraction section wind-force in the inner chamber of separatory vessel 2, keep the inner chamber wind-force of separatory vessel 2 stable.
As depicted in figs. 1 and 2, wherein, it is provided with the top of separatory vessel 2 and the dust removal port of its intracavity inter-connection 5, dedusting
Mouth 5 is located at magnetic system side, in the top of air knife 3.It is connected by dust removal port 5 with outside dust arrester, can effectively collects wind
Knife 3 and Wind power compensator of wind power 6 act on 10 selected area of magnetic system caused by tailings, avoid fine fraction dust from floating for a long time
Sorting for mineral is influenceed in separatory vessel 2.
As shown in Figures 2 and 3, wherein, being provided with separatory vessel 2 prevents material from falling the material guide device 13 on air knife 3, guide
Device 13 can specifically use the striker plate being obliquely installed, and striker plate plays and material is put together to the surface of permanent magnetic pulley 9 simultaneously
Effect.
As shown in Figure 6 and Figure 8, wherein, the cylinder of permanent magnetic pulley 9 is the cylinder of non-metallic material, such as glass steel material,
The surface of non-metallic material cylinder sets wearing layer, and magnetic stirring device 15, specifically, magnetic force are inlaid with the barrel of cylinder
The magnetic conductive metal bar or magnetic conductive metal piece that agitating device 15 is set using the length direction along cylinder.Cylinder uses non-metallic material
Matter, solve the problems, such as that metal cylinder produces vortex because being influenceed by magnetic system；In cylinder rotary course, magnetic stirring device 15 exists
The magnetic force alternation of short time can be formed in magnetic field, loose condition (of surface) is presented by magnetic stirring in the mineral of drum surface suddenly, with reference to
The effect of air knife 3 and Wind power compensator of wind power 6, non magnetic or weak magnetic mineral can be effectively rejected, improve concentrate grade.
As shown in Figure 6 and Figure 7, wherein, auxiliary ore discharging apparatus 14 is provided with the outer surface of cylinder, specifically, auxiliary is unloaded
The nonmetallic strip that ore deposit device 14 is set using the length direction along cylinder.High magnetic mineral may be mixed with material, even if turning
To unloading mine area, it also can still adsorb and ore discharging apparatus 14 and the sub-material of the bottom of separatory vessel 2 are aided in when on the surface of cylinder, going to bottom
Device 112 coordinates, you can unloads high magnetic mineral from drum surface, it is clean that ore deposit is unloaded in guarantee.
As shown in Fig. 2 wherein, magnetic system 10 uses the big angle wrapping structure of more magnetic poles, and cornerite scope is at 200 ° -260 °, along cylinder
Circumference, be divided into roughing area, transmission region, selected area and unloading mine area；Wherein, feed port 4 corresponds to roughing area, the correspondence of dust removal port 5
In transmission region, air knife 3 and Wind power compensator of wind power 6 correspond to selected area, and feeding-distribution device 112 corresponds to unloading mine area.Big cornerite is more
The magnetic system structure of magnetic pole, lengthen the selected area of magnetic system 10；In addition air knife 3 and the corresponding selected area of Wind power compensator of wind power 6 are set,
So that the rejecting of fine fraction mine tailing is thorough, concentrate grade further improves.
As shown in figure 3, for convenience of manufacturing and installing, separatory vessel 2 employs split-type structural, including links together down
Separatory vessel 2a1 and upper separatory vessel 2a2, upper separatory vessel 2a2 are provided with upper observation window 2a21, and lower separatory vessel 2a1 is provided with lower observation window
2a11, the sub-material situation of material can be appeared clearly from by observation window and unload ore deposit situation.
When fine ore wind-force dry-type magnetic extractor of the present utility model sorts to material, dust removal port 5 and outside dust arrester
It is connected, air knife 3 is connected with blast apparatus, and power set 8 drive cylinder to rotate at a high speed, and the maximum linear velocity of permanent magnetic pulley is reachable
To 20m/s, larger centrifugal force can be produced, material is given to oscillating feeder by a point ore deposit device 41 by feed port 4 and its uniformly
In separatory vessel 2 at a high speed on the cylinder of rotation, in the case where the magnetic system 10 of the more magnetic poles of big cornerite acts on, progress mineral sort；Mineral are in cylinder
In surface upset and agitation, in the rinsing of the wind-force of air knife 3 and auxiliary compensation device 6 and the comprehensive function of dust arrester
Under, the fine fraction mine tailing in mineral is rejected, discharged by dust removal port 5；The thicker mine tailing of granularity enters mine tailing mouth 11, into
For final mine tailing or chats；Magnetic mineral therein is under the collective effect of feeding-distribution device 112 and auxiliary ore discharging apparatus 14
It is enriched in concentrate mouth 12, turns into final concentrate.
It is described above to be only the citing of the preferred embodiment of the utility model, wherein the part do not addressed in detail is ability
The common knowledge of domain those of ordinary skill.The scope of protection of the utility model is defined by the content of claim, any based on this
The technical inspiration of utility model and the equivalent transformation carried out, also within the scope of protection of the utility model.
Claims (10)
1. fine ore wind-force dry-type magnetic extractor, including：Separatory vessel, permanent magnetic pulley, the permanent magnetic pulley are provided with the separatory vessel
Magnetic system including rotating the cylinder set and fixed setting, the magnetic system are arranged in the cylinder, the top of the separatory vessel
Provided with feed port, the bottom of the separatory vessel is provided with concentrate mouth and mine tailing mouth, it is characterised in that is provided with wind on the separatory vessel
Knife, the air knife are located at the magnetic system side, and along the axially arranged of the permanent magnetic pulley, the air knife includes tool rest, described
Tool rest has tool rest cavity, the tool rest air inlet and tool rest air outlet that are connected respectively with the tool rest cavity, the tool rest air-out
Mouth is in slit-shaped, and the tool rest air outlet is located at the inner chamber of the separatory vessel, for being dried to the drum surface.
2. fine ore wind-force dry-type magnetic extractor as claimed in claim 1, it is characterised in that the outlet air end of the tool rest is towards described
Tool rest air outlet becomes narrow gradually, and in horizontal V-arrangement, the tip of the section that narrows of V-arrangement is the tool rest air outlet.
3. fine ore wind-force dry-type magnetic extractor as claimed in claim 1, it is characterised in that the tool rest air outlet and the permanent magnetism
The centripetal setting of roller.
4. the fine ore wind-force dry-type magnetic extractor as described in claim 1,2 or 3, it is characterised in that be provided with the separatory vessel
Wind power compensator of wind power, the Wind power compensator of wind power include in/out air tube, and the in/out air tube is connected with the inner chamber of the separatory vessel
Logical, the in/out air tube is located at the magnetic system side.
5. fine ore wind-force dry-type magnetic extractor as claimed in claim 1, it is characterised in that the top of the separatory vessel, which is provided with, removes
Dirt mouth, the dust removal port and the intracavity inter-connection of the separatory vessel.
6. fine ore wind-force dry-type magnetic extractor as claimed in claim 1, it is characterised in that being provided with the separatory vessel prevents material
Fall the material guide device on the air knife, the material guide device includes striker plate.
7. fine ore wind-force dry-type magnetic extractor as claimed in claim 1, it is characterised in that the cylinder is the cylinder of non-metallic material
Body, magnetic stirring device is inlaid with the barrel of the cylinder, the magnetic stirring device includes magnetic conductive metal bar or magnetic conduction
Sheet metal；The outer surface of the cylinder is provided with auxiliary ore discharging apparatus, and the auxiliary ore discharging apparatus includes the axle along the cylinder
To the nonmetallic strip of setting.
8. fine ore wind-force dry-type magnetic extractor as claimed in claim 1, it is characterised in that the cornerite of the magnetic system be 200 °-
260 °, along the circumference of the cylinder, it is divided into roughing area, transmission region, selected area and unloading mine area；The feed port corresponds to described thick
Constituency, the air knife correspond to the selected area.
9. fine ore wind-force dry-type magnetic extractor as claimed in claim 1, it is characterised in that the maximum linear velocity of the permanent magnetic pulley
It can reach 20m/s.
10. fine ore wind-force dry-type magnetic extractor as claimed in claim 1, it is characterised in that the separatory vessel includes being connected to one
The upper separatory vessel and lower separatory vessel risen, the upper separatory vessel, the lower separatory vessel are respectively arranged with observation window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720823885.4U CN206935565U (en) | 2017-07-08 | 2017-07-08 | Fine ore wind-force dry-type magnetic extractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720823885.4U CN206935565U (en) | 2017-07-08 | 2017-07-08 | Fine ore wind-force dry-type magnetic extractor |
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| Publication Number | Publication Date |
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| CN206935565U true CN206935565U (en) | 2018-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720823885.4U Active CN206935565U (en) | 2017-07-08 | 2017-07-08 | Fine ore wind-force dry-type magnetic extractor |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107159458A (en) * | 2017-07-08 | 2017-09-15 | 山东华特磁电科技股份有限公司 | Fine ore wind-force dry-type magnetic extractor |
| CN110560262A (en) * | 2019-09-17 | 2019-12-13 | 北矿机电科技有限责任公司 | air flow dry type cylinder magnetic separator |
| CN113620026A (en) * | 2021-07-29 | 2021-11-09 | 中冶赛迪工程技术股份有限公司 | Cleaning device applied to return belt surface of belt conveyor |
-
2017
- 2017-07-08 CN CN201720823885.4U patent/CN206935565U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107159458A (en) * | 2017-07-08 | 2017-09-15 | 山东华特磁电科技股份有限公司 | Fine ore wind-force dry-type magnetic extractor |
| CN110560262A (en) * | 2019-09-17 | 2019-12-13 | 北矿机电科技有限责任公司 | air flow dry type cylinder magnetic separator |
| CN113620026A (en) * | 2021-07-29 | 2021-11-09 | 中冶赛迪工程技术股份有限公司 | Cleaning device applied to return belt surface of belt conveyor |
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