CN2690047Y - No mechanical stirring type concentrate concentrating machine - Google Patents
No mechanical stirring type concentrate concentrating machine Download PDFInfo
- Publication number
- CN2690047Y CN2690047Y CN 200420005374 CN200420005374U CN2690047Y CN 2690047 Y CN2690047 Y CN 2690047Y CN 200420005374 CN200420005374 CN 200420005374 CN 200420005374 U CN200420005374 U CN 200420005374U CN 2690047 Y CN2690047 Y CN 2690047Y
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- China
- Prior art keywords
- water
- concentrate
- ore
- spray apparatus
- type
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000012141 concentrate Substances 0.000 title claims description 69
- 238000010907 mechanical stirring Methods 0.000 title abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 85
- 238000005507 spraying Methods 0.000 claims abstract description 13
- 238000000926 separation method Methods 0.000 claims abstract description 8
- 238000005188 flotation Methods 0.000 claims description 48
- 239000007921 spray Substances 0.000 claims description 34
- 239000012535 impurity Substances 0.000 abstract description 16
- 239000006260 foam Substances 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 3
- 239000002002 slurry Substances 0.000 abstract 2
- 230000005611 electricity Effects 0.000 abstract 1
- 230000000630 rising effect Effects 0.000 abstract 1
- 235000008504 concentrate Nutrition 0.000 description 55
- 229910052500 inorganic mineral Inorganic materials 0.000 description 22
- 239000011707 mineral Substances 0.000 description 22
- 210000004027 cell Anatomy 0.000 description 20
- 238000002347 injection Methods 0.000 description 13
- 239000007924 injection Substances 0.000 description 13
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 10
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 6
- 239000007788 liquid Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 241001062472 Stokellia anisodon Species 0.000 description 3
- 239000008187 granular material Substances 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 238000005276 aerator Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- YDZQQRWRVYGNER-UHFFFAOYSA-N iron;titanium;trihydrate Chemical compound O.O.O.[Ti].[Fe] YDZQQRWRVYGNER-UHFFFAOYSA-N 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 229910052604 silicate mineral Inorganic materials 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- 229910000519 Ferrosilicon Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000033558 biomineral tissue development Effects 0.000 description 1
- 210000005056 cell body Anatomy 0.000 description 1
- 238000004945 emulsification Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- JQJCSZOEVBFDKO-UHFFFAOYSA-N lead zinc Chemical compound [Zn].[Pb] JQJCSZOEVBFDKO-UHFFFAOYSA-N 0.000 description 1
- 238000007885 magnetic separation Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000006188 syrup Substances 0.000 description 1
- 235000020357 syrup Nutrition 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
Abstract
The utility model discloses a non-mechanical stirring type washed ore concentrating machine with a water sprayer, which comprises an ore concentrating groove (1), wherein at least one tail ore inlet, one washed ore separation and exhaust groove (2) and one residual tail ore separation, floatation and exhaust port are arranged on the ore concentrating groove (1). A water sprayer (4) is arranged at the upper part of a washed ore separation and exhaust port of the ore concentrating groove (1). The water sprayer arranged in the ore concentrating machine furthest removes impurities and enhances the purity and the grade of washed ores to make the obtained washed ores widely utilized. The added water sprayer can reduce the conveying pressure of ore slurry; that is to say, the ore slurry is unnecessary to carry out high-speed centrifugal rotation again, and impurities rising along with foam can be removed by spraying water; thereby, the utility model has the effect of electricity saving.
Description
Technical field
The utility model belongs to no churned mechanically preparation equipment field, relates to the ore separators that a kind of special disposal mine tailing is therefrom chosen concentrate, and a kind of nothing machinery stirring-type concentrate ore separators that has water injector especially is provided.
Background technology
At present, mainly divide two kinds of mechanical stirring-type and no mechanical stirring-types at the equipment that from mine tailing, extracts concentrate.In no mechanical stirring-type equipment, be divided into gravity preparation taking equipment, magnetic force or electric power ore separators and spiral-flow type flotation device according to the principle of choosing concentrate again, in the spiral-flow type flotation device, include the swirl injection type flotation device.Choosing concentrate in no mechanical stirring-type concentrate ore separators generally is to squeeze in the concentration basin being mixed with the emulsified mine tailing ore pulp of medicament, and concentrate is separated with impurity; The floatation equipment of spiral-flow type is that the mixed ore pulp of emulsification in flotation cell tangentially enters rotation at a high speed, and concentrate foam come-up is discharged by the concentrate outlet.In using the more main swirl injection flotation device of being made up of cell body, swirl injection aerator and mine tailing discharger at present, the swirl injection aerator is dispersed into very fine state with liquid, air-flow, makes bubble and medicament emulsified.Produce rotation ore pulp jet with sand pump, air dielectric is sucked in the flotation cell, the pressurization ore pulp is after the groove outer nozzle is injected flotation device, the pressure sharp fall, so make air in ore pulp, be hypersaturated state, at this moment the air that is dissolved in the ore pulp is just preferentially separated out on the hydrophobic mineral surface with the microvesicle form, separate out active microvesicle in a large number, strengthen the mineralization process of bubble, be provided with the baffle plate of suitable distance and height simultaneously in the flotation cell, guaranteeing that air disperses better and prevents to outside the too early drain tank in ore deposit, and the jet energy is further consumed.Baffle plate also forces ore pulp earlier upwards, and level is discharged by metastable ore discharge district downwards at last then.Mineral laden bubble accumulates in trough top, forms froth bed.Mineral laden bubble enrichment once again in froth bed, final concentrate is crossed downflow weir, and outside the drain tank, impurity is then stayed the bottom land of concentration basin, the foam that has a concentrate by concentration basin at the bottom of the top downflow weir be discharged to the concentrate flow outlet, again through can obtaining concentrate such as processes such as Separation of Solid and Liquid.In the mine tailing mixture, often exist and the approaching impurity of concentrate component property, as the silicate gangue mineral particle that mixes with titanium or nickel etc.At this moment, utilize the said equipment to separate concentrate, obtain just relatively more difficult than the concentrate of high-grade.When separating, the impurity that performance is close is attached on the concentrate foam and is together discharged by the concentrate outlet thereupon.Like this, just make that the concentrate grade of separating is not high from mine tailing, harmful components increase, and the rate of recovery descends.
Summary of the invention
The purpose of this utility model is to solve and is mingled with the close difficult not high problem of impurity concentrate grade of separating with the concentrate performance in the prior art in the concentrate shunting, and a kind of nothing machinery stirring-type concentrate ore separators that has water injector that can remove the impurity in the concentrate shunting that is mixed in come-up effectively is provided.
The purpose of this utility model is achieved in that
The nothing machinery stirring-type concentrate ore separators that has water injector that the utility model provides comprises a concentration basin, is provided with the mine tailing inlet on it at least, separates concentrate outlet and separating flotation residue tailing outlet port; Be provided with the water spray apparatus in the zone of the separation concentrate outlet above described concentration basin.
In the actual production operation, in the water spray apparatus, feed water with certain pressure, the concentrate logistics with more foam of coming concentrate outlet place in water and the concentration basin of ejection contacts, water with certain pressure is sprayed onto on the foam, the impurity such as gangue that are mixed in the foam are separated from foam, fall at the bottom of the concentration basin, converge with the residue mine tailing.Thus, promptly can increase the purity of the concentrate of separating, improve its grade.
The water spray apparatus is 5 centimetres with the distance of separating the concentrate outlet---500 centimetres; The best is 50 centimetres---150 centimetres.Because will guarantee the high-grade of concentrate and high separative efficiency in operation, consider that the concentration of ore pulp is high more according to the pressure of the ratio recanalization water spray of the concentration of ore pulp and mineral, water spray apparatus and liquid level (mineral, silicate impurity) water pressure just needs is big more.Different mineral proportion, the water spray apparatus is also different with the separation condition that the water pressure of liquid level (mineral, silicate impurity) needs, in addition, for certain ore pulp, the size of hydraulic pressure also is bigger to the influence of ore dressing process, if hydraulic pressure is excessive, then can reduce the rate of recovery of concentrate, if hydraulic pressure is low excessively, then the grade of concentrate can not improve.And the water spray apparatus can guarantee that with the suitable distance of separating the concentrate outlet water of the easy water pressure (as public tap water supply pressure) that obtains in actual production is sprayed onto the needed just pressure of hydraulic pressure on the concentrate foam, and needn't increase the extra means of adjusting hydraulic pressure again, guarantee that the scope of water spray apparatus water spray covers whole concentrate outlet zone simultaneously economically.
Described water spray apparatus can be various water injectors, preferred shower-head type water jet.The aperture of hole for water spraying generally can be 0.01-0.03cm on the described shower nozzle water jet, and the spacing of adjacent hole for water spraying can be 0.3cm.The angle of the horizontal plane of the axis of the hole for water spraying of water spray apparatus and the flotation cell of flotation device is can be 1 degree---180 degree); Preferred value is 30 degree---150 degree.Make the angle of the current of ejection and mineral syrup liquid (mineral, silicate impurity) suitable, also can improve separative efficiency.The affinity of silicate mineral and water is very strong, so any angle water spray can play the effect of separating metal mineral to silicate mineral, but sprays water under preferred angle, can more effectively remove the impurity that is attached on the concentrate foam, improve concentrate grade, reduce harmful components.The water of described water jet ejection preferably can cover the cross section of whole flotation cell, and in order to reach this purpose, described water spray apparatus can be several, is distributed on the top of flotation cell.
About other of the nothing machinery stirring-type concentrate ore separators that has water injector that originally has water injector specific with and advantage will be elaborated in conjunction with the accompanying drawings and embodiments.
Description of drawings
The structural representation of a kind of structure of flotation cell and water spray apparatus in a kind of swirl injection type that has a water injector that Fig. 1 provides for the utility model or the cyclone formula flotation device;
Fig. 2 is the another kind of structural representation of flotation cell and water spray apparatus;
Fig. 3 is another structural representation of flotation cell and water spray apparatus.
The specific embodiment
Embodiment 1:
As shown in Figure 1, originally the swirl injection type flotation device that has water injector, it comprises a flotation cell 1, is provided with out concentrate hopper 2 in a side of the flotation cell 1 of groove, flotation cell 1 and go out to be provided with downflow weir 3 between the concentrate hopper 2 sets firmly a sprinkle nozzle water spray apparatus 4 above flotation cell 1.Its delivery port is 100 centimetres with the distance of the upper end of separating concentrate outlet downflow weir 3.The aperture of hole for water spraying is 0.01cm on the shower nozzle water jet 4, and the spacing of adjacent hole for water spraying is 0.3cm or 0.2cm.
Said structure also can be used for the spiral-flow type flotation device.
Can avoid during to Jinchuan nickel minerals flotation silicate gangue mineral to carry come-up secretly with the swirl injection flotation device that water jet is installed have the concentrate outlet to discharge, and improves the nickel ore concentrate grade, reduces silicate such as magnesium.It can reclaim micro-size fraction 325 orders and the valuable mineral of coarse granule more than 0.73 from mine tailing.Do not have machinery in swirl injection, cyclone formula and stir under the big situation of flotation amount and can effectively avoid silicate gangue mineral to carry come-up secretly, thereby reach zinc concentrate grade re-set target, reduce compositions such as harmful magnesium, satisfy and smelt the requirement of producing.
Embodiment 2:
As shown in Figure 2, sheathed one of outside at the flotation cell 1 ' of swirl injection flotation device goes out concentrate hopper 2 ', establish downflow weir 3 ' therebetween, water spray thrower 4 ' is installed in top at flotation cell 1 ', it is a ring pipe, sprays water in flotation cell establishing hole for water spraying on the tube wall, and hole for water spraying is 60--100 centimetre apart from the distance of the top edge of downflow weir, the length of the connecting line by water spray apparatus top is adjusted this distance, to adapt to the concentrate ore dressing of mine tailing ore pulp commonly used.This flotation device is used for the flotation of ilmenite mine tailing.It can reclaim micro-size fraction 325 orders and the valuable mineral of coarse granule more than 0.73 by secondary again from mine tailing.Do not have machinery in swirl injection, cyclone formula and stir under the big situation of flotation amount and can effectively avoid silicate gangue mineral to carry come-up secretly, thereby reach ilmenite concentrate grade re-set target, reduce compositions such as harmful ferrosilicon, satisfy and smelt the requirement of producing.
Embodiment 3:
As shown in Figure 3, the flotation device of its structure and embodiment 2 is basic identical, but the cross-sectional area of flotation cell is bigger, therefore, be provided with two sprinkle nozzle water spray apparatus 5 above flotation cell, to cover whole flotation cell, hole for water spraying is 150 centimetres apart from the distance of the top edge of downflow weir.When this water spray thrower was installed in the swirl injection flotation device to the lead-zinc ore tailings flotation, its superiority was embodied in that secondary reclaims micro-size fraction 325 orders and the valuable mineral of coarse granule more than 0.73 again in the mine tailing.Under the big situation of swirl injection, cyclone formula flotation amount, can effectively avoid silicate gangue mineral to carry come-up secretly, thereby reach zinc concentrate grade re-set target, reduce compositions such as harmful silicon, satisfy and smelt the requirement of producing.
By the foregoing description as can be known, the water spray apparatus is set in flotation device can removes impurity to greatest extent, improve the purity and the grade of concentrate, the concentrate that obtains can be utilized widely.Increased the water spray apparatus, the discharge pressure of ore pulp is reduced, promptly ore pulp needn't carry out very high-speed centrifugal rotation again, and the impurity that rises with foam can remove by water spray, and the effect of power saving can be arranged thus.
In addition, the water spray apparatus is except being combined in jet, eddy flow, injection do not have on the mechanical agitated flotation cell, can also be installed in the concentrate outlet top in various ore dressings (flotation, gravity treatment, electric separation, the magnetic separation) equipment, wherein be installed on the different flow processs (roughly select, scan, selected), different according to particle, concentration, the proportion of various mineral with characteristic; Use different water pressures and come separating mineral and silicate impurity needs, improve the concentrate purity and the grade of mineral.
The above is specific embodiment of the utility model and the know-why used, and is any based on the equivalent transformation on the technical solutions of the utility model basis, all belongs within the utility model protection domain.
Claims (8)
1, a kind of nothing machinery stirring-type concentrate ore separators that has water injector comprises a concentration basin, is provided with the mine tailing inlet on it at least, separates concentrate outlet and separating flotation residue tailing outlet port; It is characterized in that: be provided with the water spray apparatus in the zone of the separation concentrate outlet above described concentration basin.
2, the nothing machinery stirring-type concentrate ore separators that has water injector according to claim 1, it is characterized in that: described water spray apparatus is 5 centimetres with the distance of separating the concentrate outlet---500 centimetres.
3, the nothing machinery stirring-type concentrate ore separators that has water injector according to claim 2, it is characterized in that: described water spray apparatus is 50 centimetres with the distance of separating the concentrate outlet---150 centimetres.
4, the nothing machinery stirring-type concentrate ore separators that has water injector according to claim 1, it is characterized in that: described water spray apparatus is the shower-head type water jet.
5, the nothing machinery stirring-type concentrate ore separators that has water injector according to claim 4, it is characterized in that: the spray field of described shower nozzle water jet covers on the concentrate outlet of whole concentration basin.
6, the nothing machinery stirring-type concentrate ore separators that has water injector according to claim 4, it is characterized in that: the aperture of the hole for water spraying of described shower nozzle water jet is 0.03cm, and the spacing of adjacent hole for water spraying can be 0.2cm.
7, according to claim 1 or the 2 or 4 described nothing machinery stirring-type concentrate ore separators that have water injector, it is characterized in that: the angle of the horizontal plane of the hole for water spraying of described water spray apparatus and the flotation cell of flotation device is for being 1 degree---180 degree.
8, the nothing machinery stirring-type concentrate ore separators that has water injector according to claim 7, it is characterized in that: the angle of the horizontal plane of the hole for water spraying of described water spray apparatus and the flotation cell of flotation device is 30 degree---150 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420005374 CN2690047Y (en) | 2004-03-19 | 2004-03-19 | No mechanical stirring type concentrate concentrating machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420005374 CN2690047Y (en) | 2004-03-19 | 2004-03-19 | No mechanical stirring type concentrate concentrating machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2690047Y true CN2690047Y (en) | 2005-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420005374 Expired - Fee Related CN2690047Y (en) | 2004-03-19 | 2004-03-19 | No mechanical stirring type concentrate concentrating machine |
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| Country | Link |
|---|---|
| CN (1) | CN2690047Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110665646A (en) * | 2019-10-10 | 2020-01-10 | 中国矿业大学 | A three-product cyclone flotation device and flotation method |
-
2004
- 2004-03-19 CN CN 200420005374 patent/CN2690047Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110665646A (en) * | 2019-10-10 | 2020-01-10 | 中国矿业大学 | A three-product cyclone flotation device and flotation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |