Specific embodiment
The present invention is further described below in conjunction with the accompanying drawings.Obviously, described embodiment in this disclosure
Only part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiment of the present invention, ordinary skill
Personnel's all other embodiments obtained without making creative work, belong to protection scope of the present invention.
Protection scope of the present invention is not limited by specific embodiment described below.
In disclosure below, it is to be understood that shown embodiment and example is only exemplary.
Unless there is special explanation herein, the various elements, term and the wording that are previously mentioned in present disclosure and this field are general
The definition and meaning that logical technical staff is commonly understood by are consistent.It should be noted that attached drawing shown in various equipment,
The shape design of device, pipeline, element and component etc. and position are only schematical, it should be appreciated that shown in figure
Each element has different form and form according to field condition in practice, this is without departing from spirit of the invention and master
Purport.
The invention discloses a kind of preparation equipment, which has the features such as efficient, to save energy consumption and environmental protection.
It is understood that preparation equipment involved in present disclosure can be not only used for magnetic iron ore, bloodstone
Ore dressings are waited, can be also used for the ore dressing of manganese ore, non-ferrous metal and rare metal etc..The equipment in present disclosure can be utilized
Ore include but not limited to:Magnetic iron ore, bloodstone, arteries and veins tungsten ore, alluvial tin, beach placer, magnetic iron ore, ilmenite, black tungsten
Ore deposit, tantalite, columbite, monazite and fergusonite etc..
In addition, according to the experimental result of inventor, equipment of the invention is not merely suitable for above-mentioned magnetic mineral.Root
It is equally used for screening other magnetic materials according to the equipment of the present invention, magnetic material can be induced by being also useful for screening, additionally it is possible to
Unclassified stores is screened, as long as these materials can generate motion change in the apparatus of the present: invention, sorting barrel can be attached to
Upper arrival feeding zone.
According to the invention it is proposed that a kind of sorter for ore separators, the sorter is arranged in the center of ore separators
The separation tube of axis lateral arrangement is sorted in chamber, which prolongs on the direction parallel with the central axis of separation tube
Stretch, the sorter close to separation tube barrel arrangement and be formed between the inner wall of the separation tube for mineral aggregate by
Gap, which is corresponded with the field generator for magnetic of the circumference around the separation tube and phase interaction
With.
Preferably, distance of the sorter apart from the separation tube bottom and the vertical range apart from separation tube inner wall
It is corresponding with mineral to be selected and the grade requirement for selecting mineral
Preferably, the sorter is made of iron or carbon fibre material.
In one embodiment, the sorter can be arranged in separation tube sort the indoor elongated stick of chamber
Body.For example, the sorter can be metal bar, sort barrel of the chamber lower portion close to separation tube can arrange there are one or
More sorters.
Optionally, as the metal bar of sorter it is the hollow bar that may act as feed pipe.
Optionally, the sorter can be one and be arranged in and sort the indoor hollow inner cylinder of chamber.
In one embodiment according to the present invention, it as shown in the schematic diagram of Fig. 1 and Fig. 2, shows and basis is installed
The preparation equipment 200 of one embodiment of the sorter of the present invention, the preparation equipment include:Separation tube 210, the separation tube
For the roller of inner hollow, the central axis lateral arrangement of the roller and it is internal have for raw ore slurry by sort chamber
215;Field generator for magnetic 220, the field generator for magnetic surround the circumference of the separation tube 210, to generate around choosing
The magnetic field of other chamber;It is used to support the rack 230 of the separation tube;Driving device 240, the driving device are used to drive separation tube
210 rotate around center axis;And blanking mechanism 270, feeding machanism 250 and discharging mechanism 260, wherein the discharging
Mechanism includes to convey the first discharge port 261 for being selected mineral and the second discharge port for conveying rest materials
262, which is arranged in sorting tube inner chamber top so that is selected material and falls into what is be connected with the first discharge port 261
First material-receiving device 263, what feeding machanism was used for that the ore pulp for forming water and mineral aggregate to feed separation tube 210 sorts chamber 215.
In Fig. 1 and preparation equipment shown in Fig. 2, magnetic generating means 220 is made of several pairs of permanent magnet magnetic sheet.It can be with
Understand, permanent magnet can also be substituted using electromagnet.
In the present embodiment, the approximate horizontal arrangement of the central axis of separation tube.
In other embodiments, the central axis of separation tube according to circumstances can also be tilted suitably.If it for example, needs
Than faster discharging speed or for the ease of discharging, the central axis of separation tube may be disposed so that discharge end is slightly low
In feed end.In some cases, it such as the too fast mineral aggregate of flow velocity or the preferable mineral of mobility, can also will sort
Cylinder is arranged to the mode that discharge end is slightly higher than feed end.
Fig. 2 shows 200 end elevational view of preparation equipment shown in Fig. 1, in the figure in order to more clearly illustrate point
The construction inside cylinder is selected, the components such as stent, driving device, feeding mechanism and discharging mechanism are omitted.
As shown more clearly in figure 2, field generator for magnetic 220 sorts chamber around separation tube 210 in a circumferential direction
215 arrangements.Preferably, field generator for magnetic 220 includes multiple pairs of magnetic sheets, and magnetic sheet surrounds the circumference of separation tube 210.
Preferably, field generator for magnetic 220 is arranged in the whole circumference of separation tube, can also be on arranging section circumference.Rack 230 is wrapped
The multigroup roller for being used to support separation tube is included, so that separation tube can rotate.Blanking mechanism 270, which is arranged in, sorts chamber 215
Top, enables to be selected material in the process of running and falls into the first material-receiving device 263 being connected with the first discharge port 261.
In the course of work of preparation equipment, mineral aggregate to be selected is fed with the ore pulp that water is mixed to form in separation tube 210, is driven
Dynamic device 240 drives separation tube 210 to rotate, under magnetic fields caused by field generator for magnetic 220, the choosing of separation tube 210
Mineral aggregate in other chamber moves upwards while barrel is followed to rotate from cavity bottom, and then due to the effect of gravity
And fall, mineral aggregate stirs repeatedly inside separation tube 210 so that is mixed in the first mineral therein and is detached in whipping process
Out, it and attaches on the inside of barrel.The first mineral being attached on barrel move all the way up with the rotation of separation tube, reach
Sort the feeding zone above tube inner chamber.Mineral (the first mineral) are selected by blanking mechanism 270 in feeding zone and fall to
One material-receiving device 263, then the first mineral aggregate leave separation tube 210 via first outlet 261.Tail positioned at the bottom for sorting chamber
Ore deposit falls into the second splicing groove via the second discharge port of separation tube, leaves separation tube.
The workflow of equipment according to the present invention hereafter will be illustrated by taking Benefication of magnetite as an example.Magnetic iron ore master
If metamorphosed sedimentary type magnetic iron ore, iron in ore mineral are mostly magnetic iron ore, based on fine-grained disseminated grain, gangue mineral master
To be the silicate minerals such as quartz or hornblend.It is more containing ferrosilite in some cases.
When carrying out ore dressing, primary election can be carried out to ore using according to equipment in the present disclosure.During primary election:
First, granular or powdery raw ore material to be screened is fed to the sorting chamber of separation tube 210 by feeding machanism 250
In room 215, while cause raw ore material in the inside of separation tube from entrance to exit movement.Pass through the feed pipe of feeding device 250
251 feed water.Under the action of the magnetic field along the circle distribution of sorting chamber 215, the first material in raw ore material attaches to
On the inner wall of separation tube.
Driving separation tube 210 rotates so that mineral aggregate moves upwards simultaneously while advancing along the inner wall of separation tube from bottom
And it is then fallen due to the effect of gravity.Separation tube persistently rotates so that mineral aggregate in sorting chamber room repeat above-mentioned rising and
Dropping process so that the first mineral are being stirred and separated in roll procedure in the mineral aggregate being mixed in, in the process of stirring
In be bound to each other to form under the influence of a magnetic field the first mineral group or mineral chain.Preferably, the magnetic line of force in the magnetic field with
The direction of advance of mineral aggregate is substantially perpendicular.
Under the influence of a magnetic field, the first mineral aggregate is attached on sorting inner wall and is moved all the way up with the rotation of separation tube,
Reach the feeding zone of 215 top of sorting chamber.
The first material-receiving device 263 is fallen to, and via first by 270 first mineral of blanking mechanism in feeding zone
The first mineral sorted out are delivered to except separation tube by the outlet of material-receiving device 263.
The ingredient other than first mineral in raw ore material enters via the second discharge port of sorting chamber lower portion
Second material-receiving device, is then departed from preparation equipment.
Preferably, after screening of first mineral aggregate by preparation equipment, it can be again introduced into another ore dressing after grinding
Above-mentioned sorting process is repeated in equipment, is finely sorted.
In above-mentioned ore dressing process, raw ore material and to select mineral flowed and conveyed in the form of ore pulp.It can be with
Using pipeline come or conveyer belt convey various materials.
In the present embodiment, separation tube 210 is lateral arrangement, can be by stainless steel or other wear resistant plastic materials
It is made.Separation tube can also will not hinder the wear-resistant material of the magnetic line of force to be made by other.
According to the difference for the treatment of capacity, separation tube can be made into different sizes.For example, the diameter of separation tube can be
In the range of 0.5 meter to 10 meters.The length of separation tube can be in the range of 3 to 15 meters.It is understood that according to be selected
Other material type and rotating speed, the size of separation tube can determine according to specific circumstances, as long as sorting chamber in separation tube
Indoor mineral aggregate receives the effect in sufficiently large magnetic field, can be adsorbed on the inner wall of separation tube.
As shown in Figure 1, the mineral aggregate of feeding machanism 250 feeds the left side that end is arranged in separation tube 210,260 cloth of discharging mechanism
It puts in another end of separation tube 210.Feed pipe 251 as sorter extends to left end namely feed pipe 251 certainly from right end
The discharge end of separation tube extends to feed end, it is preferable that the water outlet of feed pipe is in feed end.In other implementations,
Feed pipe can have multiple openings spaced a distance in the indoor part of sorting chamber.
In preparation equipment shown in Fig. 1, the feed pipe 251 as sorter is made of metal material, and is arranged in and is sorted
At close separation tube barrel preset distance in chamber, while supplying water, feed pipe can also utilize it right in variation magnetic field
Influence in magnetic field assists accurately sorting ore pulp.Feed pipe 251 and the central axis of separation tube 210 are generally parallel,
In the rotation process of separation tube, in chamber is sorted roll and stir ore pulp and select mineral aggregate pass through in separation tube
Gap between wall and sorter;Preferably, barrel is provided with one or more confessions in the lower part of the inner cavity of separation tube
Water pipe 251.Feed pipe is not rotated with separation tube, can be fixed on the stent except separation tube.Preferably, for different
Mineral aggregate to be selected, position of the feed pipe in chamber is sorted can be adjusted according to the property for the mineral of being sorted.
Feed pipe 251 can be a plurality of, it is therefore preferable to which 2-5 items are further preferably 2.
Distance of the feed pipe apart from separation tube bottom and the vertical range apart from separation tube inner wall are adjustable.It is right
In different mineral and grade requirement to be selected, feed pipe distance sorts the bottom of chamber and the vertical range of separation tube inner wall also may be used
To be accordingly adjusted.
By in separation tube magnetic field provided circumferentially about and feed pipe so that selected mineral in ore pulp (the first mineral,
It is iron ore in the present embodiment) during rising and whereabouts, it is acted on, is stirred repeatedly and stirred by magnetic field
It is combined with each other in journey, forms magnetic group and/or magnetic linkage, after sufficiently large magnetic group and/or magnetic linkage is accumulated, be attached to separation tube
As the rotation of separation tube moves all the way up on inner wall, the feeding zone for sorting and being located above in chamber is reached.
In the above-described embodiment, feed pipe 251 acts as the sorter according to this present invention.
According in other embodiment in the present disclosure, individual sorter can be set to realize for mineral
It sorts.In other words, the feed pipe in the above embodiment is also a kind of concrete form of sorter.
In the case where sorter is separately provided, feed pipe can be arranged as required into other suitable forms and setting
In other positions.For example, feed pipe can be set as with ore pulp entrance in the same side, left side such as in Fig. 1.It is setting
In the case of individual sorter, feed pipe can be made of the non-magnet materials such as plastics or flexible material.
In one embodiment, as shown in figure 3, sorter be arranged on separation tube sort the indoor thin stick of chamber, should
Thin stick is upwardly extended in the parallel side of the central axis of separation tube.Sorter can be for example arranged in separation tube axis side
The metal bar upwardly extended, be formed between the metal bar and the inner wall of separation tube for ore pulp by gap.Sorting chamber
215 can set sorter 280 at the position of separation tube barrel, as shown in Figure 3.
Ore pulp can accurately be sorted by sorter 280;The central axis substantially phase of sorter 280 and separation tube
It is parallel, in the rotation process of separation tube, sort in chamber roll and stir ore pulp and select mineral aggregate pass through sorting
Gap between the inner wall and sorter of cylinder.
The length of sorter and the same length of separation tube, the preferably length of sorter are more than field generator for magnetic
The length crossed on the axis direction of separation tube.
Preferably, one or more sorters can be provided with sorting barrel of the chamber lower portion close to separation tube.
Preferably, the quantity of the metal bar of sorter be 2-5 items, more preferably 2.
Distance of the metal bar of sorter apart from separation tube bottom and the vertical range apart from separation tube inner wall can be adjusted
It is whole.For different mineral and grade requirement to be selected, sorter distance sort the bottom of chamber and the vertical of separation tube inner wall away from
It is different from also.
Preferably, metal bar is metal tube, and one end of the metal tube is connected to water inlet, and the other end is provided with water outlet.
For example, the feed pipe 251 for serving as sorter mentioned hereinbefore.
By in separation tube magnetic field provided circumferentially about and sorter, enabling to the selected mineral (first in ore pulp
Mineral are in the present embodiment iron ore) during rising and whereabouts, acted on by magnetic field, stirred repeatedly and
It is combined with each other in whipping process, forms magnetic group and/or magnetic linkage, after sufficiently large magnetic group and/or magnetic linkage is accumulated, be attached to
As the rotation of cylinder moves all the way up on separation tube inner wall, the feeding zone for sorting and being located above in chamber is reached.
The first material-receiving device is fallen to by the first mineral of blanking mechanism, and via the splicing groove in feeding zone
One discharge port leaves separation tube.
The other materials other than being chosen mineral in ore pulp are sorting cavity bottom into the second material-receiving device, via
Second discharge port leaves preparation equipment.
Preferably, the sorter is made of the permeability magnetic material of magnetic metal or carbon fiber etc..It is for example, described
Sorter can be metal bar made of iron etc..Preferably, sorter can be hollow metal tube, and the metal tube is same
When can also be used for supplying water.
In embodiment shown in Fig. 3, sorter is not rotated with separation tube, such as can be fixed on except separation tube
Stent on.But it is understood that sorter can be arranged to move, such as can be with sorting during ore dressing
Cylinder rotates together.Sorter can set multiple as needed, arranged along separation tube inner wall and be spaced from a spacing
From can be fixed on the stent except separation tube or can be fixed on separation tube in the case where being rotated with separation tube.
In the embodiment of one according to the present invention remodeling, as shown in figure 4, sorter, which can be one, is arranged in choosing
The other indoor inner cylinder 380 of chamber.The inner cylinder is upwardly extended in the parallel side of the central axis of separation tube, with the inner wall of separation tube it
Between be formed with for the material by gap.Ore pulp can accurately be sorted by inner cylinder 380;As in sorter
Cylinder 380 is generally parallel with the central axis of separation tube, in the rotation process of separation tube, rolls and stirs in chamber sorting
Ore pulp and select mineral aggregate across the gap the inner wall and sorter of separation tube.
The length of inner cylinder and the same length of separation tube, preferably more than field generator for magnetic is in the axis of separation tube
The length crossed on direction.Preferably, inner cylinder is made of the permeability magnetic material of magnetic metal or carbon fiber etc..Example
Such as, inner cylinder can be hollow cylinder made of iron etc..
Similarly, distance of the inner cylinder of the sorter apart from separation tube bottom and the vertical range apart from separation tube inner wall
It can adjust.For different mineral and grade requirement to be selected, inner cylinder distance sorts the bottom of chamber and hanging down for separation tube inner wall
Straight distance is also different.
In preparation equipment according to the present invention, the change in location of sorter includes:Variation in vertical height, it is horizontal
The variation of the distance of variation on direction and the barrel apart from separation tube.In the case where sorter can move, sorter
It is at work fixed relative to the position with barrel, but mineral aggregate is sorted or in maintenance in change, it can also basis
It different mineralogical composition and sorts requirement and is adjusted.After the new position of sorter is adjusted to, need sorter again
It is fastened on new position.
In preparation equipment according to the present invention, it can be come according to the mineralogical composition and the type of raw material to be sorted
Determine the position of the sorter in separation tube.Raw material in preparation equipment sorts the not changed situation of mineral
Under, the position of sorter is also no longer adjusted and changes.It certainly, can if in order to improve the type and parameter of selecting mineral
To adjust the position of sorter again according to the type of mineral.
Preferably, the length of sorter is roughly the same with the length of magnetic field of sorting cylinder.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art is in the technical scope of present disclosure, the change or replacement that can readily occur in,
It should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with the protection model of claims
Subject to enclosing.