[go: up one dir, main page]

CN2690047Y - No mechanical stirring type concentrate concentrating machine - Google Patents

No mechanical stirring type concentrate concentrating machine Download PDF

Info

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
Authority
CN
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
Application number
CN 200420005374
Other languages
Chinese (zh)
Inventor
李宾
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN 200420005374 priority Critical patent/CN2690047Y/en
Application granted granted Critical
Publication of CN2690047Y publication Critical patent/CN2690047Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Landscapes

  • 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

The nothing machinery stirring-type concentrate ore separators that has water injector
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.
CN 200420005374 2004-03-19 2004-03-19 No mechanical stirring type concentrate concentrating machine Expired - Fee Related CN2690047Y (en)

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

Family

ID=34667938

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

Country Status (1)

Country Link
CN (1) CN2690047Y (en)

Cited By (1)

* Cited by examiner, † Cited by third party
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

Cited By (1)

* Cited by examiner, † Cited by third party
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

Similar Documents

Publication Publication Date Title
CN101844113B (en) Flotation machine for efficiently recovering fine-particle minerals
CN104773789B (en) A kind of compact three-phase separation method and device
CN108339673B (en) Cavitation jet flow flotation bubble generator and flotation device
CN101439315B (en) Flotation cell without transmission
AU2019100828A4 (en) Flotation line
AU2007272310B2 (en) Flotation cell
CN103623938A (en) Column type separating device and method for centrifugal pre-flotation
WO2000015343A1 (en) Internal recycle apparatus and process for flotation column cells
US6926154B2 (en) Flotation machine
CN109772599A (en) A kind of air-filled nanometer microvesicle high ash coal slime floatation equipment and its method for floating
CN2690047Y (en) No mechanical stirring type concentrate concentrating machine
CN208482631U (en) Flotation device is used in a kind of separation of metal Iron-ore Slag Iron concentrate
CN213727153U (en) Molybdenum ore flotation device for ore dressing convenient to clearance mud
CN205328666U (en) Oil flow water separator is revolved in copolymerization
CN217164893U (en) Pulse jet cyclone flotation machine
CN101293227A (en) A ring-filled flotation machine
CN119998045A (en) Froth flotation cell
US20090008336A1 (en) Improvements to a Fluid Jet Flotation Apparatus
CN201088935Y (en) Refining floatation machine
CN117339768A (en) LB micro-nano bubble flotation column
CN110586341A (en) Jet flow flotation tank
CN108043588B (en) System for retrieve cobalt sulphur concentrate from fine particle iron tailings
CA1307595C (en) Multistream, multiproduct beneficiation arrangement
CN110064526A (en) A kind of air-filled nanometer bubble preparation equipment and its method for floating
CN201692880U (en) Flotation column without rotary steps

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