CN101823059B - Laterite washing equipment - Google Patents
Laterite washing equipment Download PDFInfo
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- CN101823059B CN101823059B CN2009100792669A CN200910079266A CN101823059B CN 101823059 B CN101823059 B CN 101823059B CN 2009100792669 A CN2009100792669 A CN 2009100792669A CN 200910079266 A CN200910079266 A CN 200910079266A CN 101823059 B CN101823059 B CN 101823059B
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Abstract
The invention discloses laterite washing equipment comprising a drum washer and a groove type swaging machine, wherein the drum washer is provided with an ore charge inlet, an ore pulp outlet and a barren rock outlet; the groove type swaging machine is provided with an ore pulp inlet, an ore pulp overflow outlet and a sand return outlet and is arranged at the downstream side of the drum washer along the washing process flow direction, and the ore pulp inlet of the groove type swaging machine is connected with the ore pulp outlet of the drum washer. By using the laterite washing equipment, good effect of separating coarse ores from fine ores and low cost are realized, no washing medium is needed to be added, and chromite is initially selected in the laterite washing process.
Description
Technical field
The present invention relates to a kind of washup equipment, especially relate to a kind of laterite washing equipment.
Background technology
The form of laterite (being nickel laterite) mainly is to be main with soil property, after the laterite exploitation, need carry out ore dressing to it, to carry out follow-up smelting such as wet method acid immersion.The ore dressing of laterite generally includes washup, selects chromite (removing chromite) with concentrated.The purpose of washup is the coarse grain ore separation in the laterite is gone out.
Traditional laterite washing equipment comprises live-roll grizzly, two cylinder swaging machines and screening machine; In washup technology; Laterite is at first through the live-roll grizzly screening, then successively through two cylinder swaging machines, at last again through the screening machine screening; Thereby the coarse grain ore in the laterite (comprising the ore that barren rock and granularity are bigger) is separated from the laterite ore pulp, selected chromium and concentration technology through the laterite entering that washup is handled.
When utilizing traditional laterite washing equipment washup, the laterite that laterite, especially viscosity are big, moisture is high can be taken away the particulate ore deposit of being stained with above that through the isolated coarse grain ore of live-roll grizzly, so separating effect is bad and the washup poor effect.In addition, in the cylinder swaging machine, occur clay ball easily, the laterite big for viscosity, that moisture is high is especially true, therefore needs to add the washup medium.In addition, the cylinder swaging machine costs an arm and a leg, installed power high, and equipment investment and operating cost are high.
Summary of the invention
The present invention is intended to solve at least one of the problems referred to above that exist in the prior art.For this reason, one object of the present invention be to propose a kind of washup effective, need not washup medium, laterite washing equipment that cost is low.
Laterite washing equipment according to the present invention comprises: drum washer, and said drum washer has the mineral aggregate import, ore pulp outlet and barren rock outlet; With the slot type swaging machine, said slot type swaging machine has ore pulp import, ore pulp overflow outlet and sand return outlet, and said slot type swaging machine links to each other with the ore pulp outlet of drum washer to the downstream that is arranged on drum washer and its ore pulp import along the washup process flow.
In addition, also have following additional technical feature according to laterite washing equipment of the present invention:
The further involving vibrations sieve of laterite washing equipment; Said vibratory sieve has material inlet, oversize outlet and screening outlet, and said vibratory sieve links to each other with the sand return outlet of slot type swaging machine to the downstream that is arranged on said slot type swaging machine and its material inlet along the washup process flow.
Laterite washing equipment further comprises the ore pulp reservoir vessel, and said ore pulp reservoir vessel links to each other with the ore pulp overflow outlet of slot type swaging machine and the screening outlet of vibratory sieve respectively.
The granularity that exports isolated barren rock from the barren rock of said drum washer is more than 50 millimeters; From the granularity of the isolated sand return of sand return outlet of slot type swaging machine is more than 2 millimeters, and is more than 3 millimeters from the granularity that the oversize of vibratory sieve exports isolated oversize (gravel).
Laterite washing equipment further comprises first rubber conveyer in the barren rock exit that is arranged on drum washer.
Laterite washing equipment further comprises second rubber conveyer and the 3rd rubber conveyer; Said second rubber conveyer is arranged on the sand return mouth place of slot type swaging machine between slot type swaging machine and vibratory sieve, and said the 3rd rubber conveyer is arranged between second rubber conveyer and the vibratory sieve.
Laterite washing equipment further comprises the 4th rubber conveyer in the oversize exit that is arranged on said vibratory sieve.
The blade of said slot type swaging machine is a helical form.The quantity of slot type swaging machine is two.
Laterite washing equipment further comprises: store the ore storage bin of laterite, said ore storage bin along the washup process flow to the upstream side that is arranged on drum washer; With the iron plate batcher, said iron plate batcher is arranged between ore storage bin and the drum washer so that laterite is transported to drum washer from ore storage bin.
At least have one of advantage according to laterite washing equipment of the present invention:
Laterite washing equipment according to the present invention comprises drum washer and slot type swaging machine; Drum washer can soak, wash, clean laterite; Thereby isolate the barren rock of bulk; And the particulate ore deposit of being stained with on the isolated barren rock seldom, and thickness grain good separating effect separates the problem of bringing thereby overcome the application live-roll grizzly to laterite.Compare with the cylinder swaging machine of costliness, the drum washer cost is low and need not to use the washup medium; The slot type swaging machine utilizes the water in the cell body can ore pulp that isolate barren rock be soaked once more, utilizes the strong scrubbing action of its rotating shaft blade that the formation clay ball is dismissed very soon, thereby need not to add the washup medium.Therefore, low according to good separating effect, the cost of laterite washing equipment of the present invention, need not the washup medium, be particularly useful for the laterite that viscosity is big, water content is high.
Blade according to the slot type swaging machine of laterite washing equipment of the present invention is a helical form; Therefore; Sand return in the ore pulp (coarse grain chromite) is of high grade from the chromite that sand return outlet is separated and isolated the sand return under the effect of spiral climbing power, thereby the slot type swaging machine has carried out tentatively selecting chromium again in washup.
According to laterite washing equipment of the present invention involving vibrations sieve also; Vibratory sieve can be cleaned the bigger gravel of separating in the sand return of granularity of machine-washing with slot type and separate; The gravel of separating is stacked, and the less ore of isolating behind the gravel (chromite) of granularity can directly be used to select chromium.
According to laterite washing equipment of the present invention; The granularity of the isolated barren rock of drum washer is typically about more than 50 millimeters, and certainly, the present invention is not limited to this; For example, can change the minimum particle size of isolated barren rock through changing the mesh size of drum washer.Usually, the granularity that gets into the laterite of drum washer is 500 millimeters to the maximum, and therefore, the granularity of the isolated barren rock of drum washer is greatly between the 50-500 millimeter.
Through the ore grain size in the ore pulp of isolating barren rock after the drum washer washup below 50 millimeters; Ore pulp then gets into the slot type swaging machine and carries out washup; Granularity in the isolated sand return of slot type swaging machine is about more than 2 millimeters; But the present invention is not limited to this, thus through the granularity of the laterite in the ore pulp after the washup of slot type swaging machine below 2 millimeters, and get into follow-up chromium and the enrichment process of selecting.
Separate once more through vibratory sieve from the isolated sand return of slot type swaging machine; The granularity of oversize (gravel) is usually about more than 3 millimeters; Granularity directly is used to select chromium less than 3 millimeters ore; The ore grain size that also can discharge with the slot type swaging machine gets into follow-up chromium and the enrichment process of selecting at the ore pulp below 2 millimeters, and the oversize of vibratory sieve (gravel) is delivered to the stockyard and stacked.
According to laterite washing equipment of the present invention, may further include the ore storage bin of storage laterite, thereby be convenient in drum washer, supply with laterite, and laterite is transported in the drum washer through the iron plate batcher.
According to laterite washing equipment of the present invention; The isolated barren rock of drum washer can be transported to the stockyard through rubber conveyer and stack; And the isolated sand return of slot type swaging machine is transported to vibratory sieve through rubber conveyer; Therefore the slot type swaging machine is convenient with being connected of vibratory sieve, and the oversize of vibratory sieve also can be transported to the stockyard stacking through rubber conveyer.
Additional aspect of the present invention and advantage part in the following description provide, and part will become obviously from the following description, or recognize through practice of the present invention.
Description of drawings
Fig. 1 is the composition sketch map according to the laterite washing equipment of the embodiment of the invention;
Fig. 2 is the composition sketch map of laterite washing equipment according to another embodiment of the present invention.
The specific embodiment
Describe embodiments of the invention below in detail, the example of said embodiment is shown in the drawings, and wherein identical from start to finish or similar label is represented identical or similar elements or the element with identical or similar functions.Be exemplary through the embodiment that is described with reference to the drawings below, only be used to explain the present invention, and can not be interpreted as limitation of the present invention.
As shown in Figure 1, according to the laterite washing equipment of the embodiment of the invention comprise drum washer 1 and along the washup process flow to the slot type swaging machine 2 that is arranged on drum washer 1 downstream.Here; The washup process flow is to being meant that laterite is by the flow direction of order washup; The downstream that slot type swaging machine 2 is arranged on drum washer 1 is meant that laterite at first passes through drum washer 1 washup, from drum washer 1 discharge isolate behind the barren rock the laterite ore pulp again through slot type swaging machine 2 so that isolate the coarse grain ore of granularity less than the barren rock granularity.
In the present invention, " import " and " outlet " should be done the understanding of broad sense, and for example, the outlet of the ore pulp of drum washer 1 just is meant the mesh of drum washer 1.In addition; In the present invention; Term " links to each other " and also should make broad understanding, and for example, it can be that the ore pulp import of slot type swaging machine 2 exports with the ore pulp of drum washer 1 and links to each other through pipeline that the outlet of the ore pulp import of slot type swaging machine 2 and the ore pulp of drum washer 1 links to each other; The ore pulp import that also can be slot type swaging machine 2 is positioned at below the ore pulp outlet of drum washer 1; The laterite ore pulp of discharging from the ore pulp outlet of drum washer 1 can flow directly in the ore pulp import of slot type swaging machine 2, and this shows that all the ore pulp import of slot type swaging machine 2 links to each other with the ore pulp outlet of drum washer 1, must link to each other through actual pipeline and be not limited to.
As shown in Figure 1, water source 4 is used for supplying water to drum washer 1 and slot type swaging machine 2.For example, water source 4 supplies water to drum washer 1 and slot type swaging machine 2 respectively through pipeline, and in washup and scouring process, need supply water with slot type swaging machine 2 to drum washer 1 is that those of ordinary skills are known, is not described in detail here.
As shown in Figure 1; Laterite washing equipment according to the embodiment of the invention further comprises along the washup process flow to the ore storage bin 6 that is arranged on drum washer 1 upstream side; Ore storage bin 6 is used to store the laterite that for example mining comes, thereby is convenient to supply with laterite and the easy amount of controlling the laterite of supplying with to drum washer 1.Between ore storage bin 6 and drum washer 1, be provided with iron plate batcher 7, iron plate batcher 7 is used for laterite is transported to drum washer 1 from ore storage bin 6.
Be provided with the barren rock that first rubber conveyer, 8, the first rubber conveyers 8 are separated drum washer 1 from laterite and be approximately more than 50 millimeters from the granularity that the barren rock outlet is discharged in the barren rock exit of drum washer 1 and be transported to first stockyard 11a stacking.
The laterite ore pulp of discharging from drum washer 1 ore pulp outlet gets into slot type swaging machine 2 through the ore pulp import, and slot type swaging machine 2 is isolated granularity in the laterite ore pulp and is approximately the sand return more than 2 millimeters and discharges sand return from sand return outlet.
Be provided with second rubber conveyer, 9, the second rubber conveyers 9 at the sand return outlet place of slot type swaging machine 2 and can the sand return that the sand return outlet of slot type swaging machine 2 is discharged be transported to second yard 11b stacking.
The laterite ore pulp of discharging from the ore pulp overflow outlet of slot type swaging machine 2 gets in the ore pulp reservoir vessel 5, is used to select chromium and concentrates.
Slot type swaging machine 2 can be double spiral groove formula swaging machine, and promptly the blade of slot type swaging machine 2 is a double-spiral structure.Therefore, the coarse grain chromite in the laterite gets under the effect of double helix blade climbing power that sand return outlet is separated and isolated chromite is of high grade, thereby slot type swaging machine 2 has carried out tentatively selecting chromite again in washup.
Below with reference to the figure 1 simple operation of describing according to the laterite washing equipment of the embodiment of the invention.
The laterite that stores in the ore storage bin 6 is transported in the drum washer 1 by iron plate batcher 7; Water source 4 supplies water in drum washer 1; Rotation through drum washer 1; The barren rock that granularity is approximately more than 50 millimeters is discharged on first rubber conveyer 8 from the barren rock outlet, and barren rock is transported to the first stockyard 11a by first rubber conveyer 8 and stacks.
The laterite ore pulp of discharging from the outlet of drum washer 1 ore pulp gets in the slot type swaging machine 2; Under the spiral power effect of double helix blade; Granularity in the laterite ore pulp is approximately sand return more than 2 millimeters and is discharged to second rubber conveyer 9 from sand return outlet and is transported to the second stockyard 11b, and the chromite in the sand return is of high grade.
The laterite ore pulp of discharging from the ore pulp overfall of slot type swaging machine 2 gets into ore pulp reservoir vessel 5, is used for follow-up selecting chromium and concentrate.
Laterite washing equipment according to the embodiment of the invention; With the traditional washup apparatus in comparison that comprises live-roll grizzly, two cylinder swaging machines and screening machine, the good separating effect of coarse grain ore and smitham need not to use the washup medium; Cost is low, and can tentatively select chromium.
With reference to figure 2 laterite washing equipment is according to another embodiment of the present invention described below.
As shown in Figure 2; Laterite washing equipment comprises drum washer 1, two platform trough formula swaging machine 2a, 2b and the vibratory sieve 3 that is provided with to order along the washup process flow according to another embodiment of the present invention; Wherein two platform trough formula swaging machine 2a, 2b are double helix slot type swaging machine, and the ore pulp import of two platform trough formula swaging machine 2a, 2b links to each other with the ore pulp outlet of drum washer 1 respectively.
The upstream side of drum washer 1 is provided with the ore storage bin 6 that is used to store laterite; Between ore storage bin 6 and drum washer 1, be provided with iron plate batcher 7, iron plate batcher 7 supplies to the mineral aggregate import of the laterite in the ore storage bin 6 through drum washer 1 in the drum washer 1.
Be provided with first rubber conveyer 8 in the barren rock exit of drum washer 1, the barren rock of separating from the barren rock outlet is transported to first stockyard 11a stacking by first rubber conveyer 8.
At two platform trough formula swaging machine 2a, the sand return outlet place of 2b is provided with second rubber conveyer 9, between second rubber conveyer 9 and vibratory sieve 3, is provided with the 3rd rubber conveyer 10.And be provided with the 4th rubber conveyer 12 in the oversize exit.
Laterite washing equipment according to the embodiment of the invention further comprises ore pulp reservoir vessel 5, is used to hold from two platform trough formula swaging machine 2a the laterite ore pulp that the ore pulp overflow outlet of 2b and the screening outlet of vibratory sieve 3 are discharged.
Water source 4 supplies water to drum washer 1, slot type swaging machine 2 and vibratory sieve 3 respectively through pipeline, so that carry out washup.
As stated, in the present invention, term " import " and " outlet " should be made broad understanding; For example the material inlet of vibratory sieve 3 is not limited to concrete mouth; Can be the space of vibratory sieve 3 tops, and oversize outlet and screening outlet also be not limited to concrete mouth, can be vibratory sieve 3 is separated gravel from sand return after; The gravel that is positioned on the sieve leaves the path of vibratory sieve 3, and the path of vibratory sieve 3 is left in the less sand return of granularity that is positioned under the sieve.
The operation of laterite washing equipment is according to another embodiment of the present invention simply described below.
The laterite that is stored in the ore storage bin 6 is transported in the drum washer 1 by iron plate batcher 7; Water source 4 supplies water in drum washer 1 through pipeline; Drum washer 1 rotates so that the laterite that gets into is wherein carried out washup; Thereby from laterite, isolate granularity and be approximately the barren rock more than 50 millimeters, and deliver to the first stockyard 11a through first sealing-tape machine 8 and stack.
The laterite ore pulp of isolating behind the barren rock enters in two platform trough formula swaging machine 2a, the 2b; Under the effect of the spiral climbing power of helical blade; Coarse grain ore in the laterite ore pulp (sand return, granularity are greatly about more than 2 millimeters) is separated from the sand return outlet of two platform trough formula swaging machine 2a, 2b.
Be transported on the 3rd rubber conveyer 10 by second rubber conveyer 9 from the isolated sand return of sand return outlet of two platform trough formula swaging machine 2a, 2b, be transported in the vibratory sieve 3 through material inlet by the 3rd rubber conveyer 10 again.
Enter in the ore pulp reservoir vessel 5 from the ore pulp overflow outlet ore pulp that discharge, that isolate sand return of two platform trough formula swaging machine 2a, 2b, be used for follow-up selecting chromium and concentrate.
Water source 4 supplies water to vibratory sieve 3 through pipeline, vibratory sieve 3 vibrations, thus the sand return (coarse grain chromite) of slot type swaging machine 2a, 2b is separated once more.According to embodiments of the invention; Vibratory sieve 3 can be separated granularity from sand return at about gravel more than 3 millimeters; For example the gravel of 3-50 millimeter is separated from sand return; Gravel more than 3 millimeters is discharged from the oversize outlet, and is transported to second stockyard 11b stacking through the 4th rubber conveyer 12 that is arranged on the oversize exit.
The granularity of discharging from the screening outlet of vibratory sieve 3 chromium of high grade the ore below 3 millimeters; Can directly be used to select chromium; Also can get in the ore pulp reservoir vessel 5 with from two platform trough formula swaging machine 2a, the ore pulp that the ore pulp overflow of 2b outlet is discharged mixes, and is used for follow-up selecting chromium and concentrate; When especially elected chromium workshop and washup workshop are far away, advantageous particularly.
Laterite washing equipment according to another embodiment of the present invention, the good separating effect of coarse grain ore and smitham need not to use the washup medium, and cost is low, and can tentatively select chromium.
Although illustrated and described embodiments of the invention; For those of ordinary skill in the art; Be appreciated that under the situation that does not break away from principle of the present invention and spirit and can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present invention is limited claim and equivalent thereof.
Claims (10)
1. a laterite washing equipment is characterized in that, comprising:
Drum washer, this drum washer have mineral aggregate import, ore pulp outlet and barren rock outlet; With
The slot type swaging machine, said slot type swaging machine has ore pulp import, ore pulp overflow outlet and sand return outlet, and said slot type swaging machine links to each other with the ore pulp outlet of drum washer to the downstream that is arranged on drum washer and its ore pulp import along the washup process flow.
2. laterite washing equipment according to claim 1; It is characterized in that; Further involving vibrations sieves; Said vibratory sieve has material inlet, oversize outlet and screening outlet, and said vibratory sieve links to each other with the sand return outlet of slot type swaging machine to downstream that is arranged on said slot type swaging machine and said material inlet along the washup process flow.
3. laterite washing equipment according to claim 2 is characterized in that, further comprises the ore pulp reservoir vessel, and said ore pulp reservoir vessel links to each other with the ore pulp overflow outlet of slot type swaging machine and the screening outlet of vibratory sieve respectively.
4. laterite washing equipment according to claim 2; It is characterized in that; The granularity that exports isolated barren rock from the barren rock of said drum washer is more than 50 millimeters; From the granularity of the isolated sand return of sand return outlet of slot type swaging machine is more than 2 millimeters, and is more than 3 millimeters from the granularity that the oversize of vibratory sieve exports isolated oversize.
5. laterite washing equipment according to claim 1 is characterized in that, further comprises first rubber conveyer in the barren rock exit that is arranged on drum washer.
6. laterite washing equipment according to claim 2; It is characterized in that; Further comprise second rubber conveyer and the 3rd rubber conveyer; Said second rubber conveyer is arranged on the sand return mouth place of slot type swaging machine between slot type swaging machine and vibratory sieve, and said the 3rd rubber conveyer is arranged between second rubber conveyer and the vibratory sieve.
7. laterite washing equipment according to claim 2 is characterized in that, further comprises the 4th rubber conveyer in the oversize exit that is arranged on said vibratory sieve.
8. laterite washing equipment according to claim 1 is characterized in that, the blade of said slot type swaging machine is a helical form.
9. laterite washing equipment according to claim 1 is characterized in that, the quantity of slot type swaging machine is two.
10. laterite washing equipment according to claim 1 is characterized in that, further comprises: store the ore storage bin of laterite, said ore storage bin along the washup process flow to the upstream side that is arranged on drum washer; With the iron plate batcher, said iron plate batcher is arranged between ore storage bin and the drum washer so that laterite is transported to drum washer from ore storage bin.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009100792669A CN101823059B (en) | 2009-03-05 | 2009-03-05 | Laterite washing equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009100792669A CN101823059B (en) | 2009-03-05 | 2009-03-05 | Laterite washing equipment |
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| CN101823059A CN101823059A (en) | 2010-09-08 |
| CN101823059B true CN101823059B (en) | 2012-01-04 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102861736A (en) * | 2012-10-09 | 2013-01-09 | 南通曼特威金属材料有限公司 | Aluminum ingot raw material surface treatment equipment |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106423972A (en) * | 2016-10-27 | 2017-02-22 | 南丹县联丰矿业有限公司 | Ore washing system |
| CN110152992B (en) * | 2019-07-01 | 2021-12-17 | 安吉县宇宏粘土化工有限公司 | Screening machine |
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| US4434942A (en) * | 1978-11-15 | 1984-03-06 | Societe Metallurgique Le Nickels-S.L.N. | Process and apparatus for attrition carried out in a humid medium |
| CN1370626A (en) * | 2001-02-22 | 2002-09-25 | 王庆中 | Superfine particle electrostatic separating method and system for separating mineral |
| CN101176859A (en) * | 2007-12-17 | 2008-05-14 | 中国铝业股份有限公司 | Method for ore dressing and desilicating mixed type bauxite |
| CN201380115Y (en) * | 2009-03-05 | 2010-01-13 | 中国恩菲工程技术有限公司 | Laterite washing device |
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2009
- 2009-03-05 CN CN2009100792669A patent/CN101823059B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4434942A (en) * | 1978-11-15 | 1984-03-06 | Societe Metallurgique Le Nickels-S.L.N. | Process and apparatus for attrition carried out in a humid medium |
| CN1370626A (en) * | 2001-02-22 | 2002-09-25 | 王庆中 | Superfine particle electrostatic separating method and system for separating mineral |
| CN101176859A (en) * | 2007-12-17 | 2008-05-14 | 中国铝业股份有限公司 | Method for ore dressing and desilicating mixed type bauxite |
| CN201380115Y (en) * | 2009-03-05 | 2010-01-13 | 中国恩菲工程技术有限公司 | Laterite washing device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102861736A (en) * | 2012-10-09 | 2013-01-09 | 南通曼特威金属材料有限公司 | Aluminum ingot raw material surface treatment equipment |
| CN102861736B (en) * | 2012-10-09 | 2015-05-27 | 南通曼特威金属材料有限公司 | Aluminum ingot raw material surface treatment equipment |
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