CN208944365U - The system for handling Pb-Zn deposits - Google Patents
The system for handling Pb-Zn deposits Download PDFInfo
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- CN208944365U CN208944365U CN201820963555.XU CN201820963555U CN208944365U CN 208944365 U CN208944365 U CN 208944365U CN 201820963555 U CN201820963555 U CN 201820963555U CN 208944365 U CN208944365 U CN 208944365U
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Abstract
The utility model discloses a kind of systems for handling Pb-Zn deposits, comprising: broken slurrying unit, entrance containing Pb-Zn deposits, water inlet and slurry outlet；Vulcanized lead flotation unit, entrance containing ore pulp, inhibitor entrance, the first collecting agent entrance, the first foaming agent entrance, the outlet of vulcanized lead rough concentrate and the outlet of vulcanized lead flotation tailing；Zinc sulphide flotation unit, Containing Sulfur plumbum floatation tailing entrance, activator entrance, the second collecting agent entrance, the second foaming agent entrance, the outlet of zinc sulphide rough concentrate and the outlet of zinc sulphide flotation tailing；Lead oxide flotation unit, Containing Sulfur zinc flotation tailing entrance, CMC inhibitor first entrance, Na2S activator first entrance, third collecting agent entrance, third foaming agent entrance, the outlet of lead oxide rough concentrate and the outlet of lead oxide flotation tailing；Zinc oxide flotation unit, plumbum floatation tailing entrance, CMC inhibitor second entrance, Na containing oxidation2S activator second entrance, the 4th collecting agent entrance, the outlet of zinc oxide rough concentrate and the outlet of zinc oxide flotation tailing.
Description
Technical field
The utility model belongs to lead-zinc ore floating field, specifically, the utility model relates to handle the system of Pb-Zn deposits.
Background technique
China's lead-zinc resource is very rich, still, more (including the square lead of mineral species contained by lead-zinc
Mine, cerussite, zincblende, smithsonite etc.), and ore structures are complicated, containing there are many gangue mineral (including quartz, calcite, clouds
Mother etc.), and contain a large amount of thin muds.Therefore the larger and not yet in effect exploitation of lead-zinc oxide ore flotation difficulty is caused, causes the big of resource
Amount waste.
From the point of view of existing research data, lead oxide and the more difficult flotation of zinc oxide in lead-zinc, especially in mineral
A large amount of thin muds, seriously affected the flotation recovery of Zinc oxide minerals.In response to this problem, currently used beneficiation method is to carry out
Deslim-floatation is first removed sludge with the method for gravity treatment before flotation.But content of Pb&Zn is higher in the thin mud of removing, lead, zinc
The loss of mineral is larger.Also there is the research report of the No severing mud flotation of lead-zinc in the recent period, as Central South University's stone is fine et al. real
With a kind of novel lead-zinc oxide ore flotation inhibitor, the flotation of lead-zinc No severing mud is realized.However the technical solution only has
One product could not effectively realize the separation of sulphide ore and oxide ore, the separation of lead minerals and zinc mineral, and product applicability is not
It is high.Meanwhile the technical solution inhibitor composition it is more complicated, including 30-80 parts of lignosulfonates, 10-40 parts of auxiliary agent A, can
10-30 parts of soluble starch, and need to add pH regulator and pH values of pulp is adjusted to 8-11, increase the medicament of the beneficiation method at
This.
Therefore, the technology of existing processing Pb-Zn deposits is further improved.
Utility model content
The utility model is intended to solve at least some of the technical problems in related technologies.For this purpose, this reality
It is to propose a kind of system for handling Pb-Zn deposits with a novel purpose.The system using zinc after oxygen, first lead after first sulphur work
Skill process, realizes the No severing mud flotation of oxidase complex Pb-Zn deposits, and has obtained the dressing product of a variety of strong applicabilities, economy effect
It is beneficial significant.
In the one aspect of the utility model, the utility model proposes a kind of systems for handling Pb-Zn deposits, according to this reality
With novel embodiment, which includes:
Broken slurrying unit, the broken slurrying unit have Pb-Zn deposits entrance, water inlet and slurry outlet；
There is ore pulp entrance, inhibitor entrance, the first collecting agent to enter for vulcanized lead flotation unit, the vulcanized lead flotation unit
Mouth, the outlet of the first foaming agent entrance, vulcanized lead rough concentrate and the outlet of vulcanized lead flotation tailing, the ore pulp entrance and the ore pulp
Outlet is connected；
Zinc sulphide flotation unit, the zinc sulphide flotation unit have vulcanized lead flotation tailing entrance, activator entrance, the
Two collecting agent entrances, the second foaming agent entrance, the outlet of zinc sulphide rough concentrate and the outlet of zinc sulphide flotation tailing, the vulcanized lead are floating
It selects tailing entrance to export with the vulcanized lead flotation tailing to be connected；
Lead oxide flotation unit, the lead oxide flotation unit have zinc sulphide flotation tailing entrance, CMC inhibitor first
Entrance, Na2S activator second entrance, third collecting agent entrance, third foaming agent entrance, the outlet of lead oxide rough concentrate and oxidation
The outlet of plumbum floatation tailing, the zinc sulphide flotation tailing entrance are connected with zinc sulphide flotation tailing outlet；
Zinc oxide flotation unit, the zinc oxide flotation unit have lead oxide flotation tailing entrance, CMC inhibitor second
Entrance, Na2S activator second entrance, the 4th collecting agent entrance, the outlet of zinc oxide rough concentrate and the outlet of zinc oxide flotation tailing,
The lead oxide flotation tailing entrance is connected with lead oxide flotation tailing outlet.
According to the system of the processing Pb-Zn deposits of the utility model embodiment, which is obtained by the broken, wet-milling by Pb-Zn deposits
It is excellent better than oxide ore, lead minerals floatability according to sulphide ore floatability in the case where No severing mud to the ore pulp that can be used for flotation
In the property of zinc mineral, it is coarse-fine successively to floatingly select vulcanized lead rough concentrate, zinc sulphide rough concentrate, lead oxide rough concentrate and zinc oxide
Mine, and in each floatation process, inhibitor used is single, significantly reduces the reagent cost of each flotation.Especially in oxygen
In the floatation process for changing lead rough concentrate and zinc oxide rough concentrate, CMC inhibitor and Na are used2S activator, wherein CMC inhibits
Agent can be adsorbed on fine-grained gangue mineral surfaces by physics chemical action, increase the hydrophily and dispersion journey of fine-grained gangue mineral
Degree, reduces its influence to lead oxide and Zinc oxide minerals, also reduces absorption of the thin mud to beneficiation reagent, and then reduces it to floating
It is elected to be the adverse effect of industry；And Na2S activator can adjust the pH of ore pulp with active oxidation lead and Zinc oxide minerals, and can be with
CMC inhibitor collective effect is to further decrease the adverse effect of fine-grained gangue Mineral pairs flotation operation.The system is realized as a result,
The No severing mud flotation processing of complex lead zinc ores, and in the case where System of Flotation Reagent is simple, low in cost, it can be fitted
With the strong vulcanized lead rough concentrate of property, zinc sulphide rough concentrate, lead oxide rough concentrate and zinc oxide rough concentrate, remarkable in economical benefits.
In addition, can also have following additional skill according to the system of the processing Pb-Zn deposits of the utility model above-described embodiment
Art feature:
Optional, the vulcanized lead flotation unit includes: vulcanized lead roughing device, and the vulcanized lead roughing device has mine
Slurry inlet, inhibitor import, the first collecting agent import, the first foaming agent import, the outlet of vulcanized lead roughing mine and vulcanized lead roughing
Tailing outlet, the ore pulp import are connected with the slurry outlet；Vulcanized lead scans device, and the vulcanized lead, which scans device, to be had
Vulcanized lead rougher tailings entrance, the first collecting agent inlet port, the first foaming agent inlet port, vulcanized lead scan mine outlet and vulcanized lead
Tailing outlet is scanned, the vulcanized lead rougher tailings entrance is connected with vulcanized lead rougher tailings outlet.Be conducive to mention as a result,
The flotation efficiency and quality of high-sulfurized lead rough concentrate.
Optional, the zinc sulphide flotation unit includes: zinc sulphide roughing device, and the zinc sulphide roughing device has sulphur
Change the import of plumbum floatation tailing, activator import, the second collecting agent import, the second foaming agent import, zinc sulphide roughing mine outlet and
The outlet of zinc sulphide rougher tailings, the vulcanized lead flotation tailing import and vulcanized lead flotation tailing outlet or the vulcanized lead
Tailing outlet is scanned to be connected；Zinc sulphide scans device, and the zinc sulphide scans device with zinc sulphide rougher tailings entrance, second
Collecting agent inlet port, the second foaming agent inlet port, zinc sulphide scan mine outlet and zinc sulphide scans tailing outlet, the zinc sulphide
Rougher tailings entrance is connected with zinc sulphide rougher tailings outlet.Be conducive to improve the flotation effect of zinc sulphide rough concentrate as a result,
Rate and quality.
Optional, the lead oxide flotation unit includes: lead oxide roughing device, and the lead oxide roughing device has sulphur
Change the import of zinc flotation tailing, the first import of CMC inhibitor, Na2The first import of S activator, the import of third collecting agent, third blistering
Agent import, the outlet of lead oxide roughing mine and the outlet of lead oxide rougher tailings, the zinc sulphide flotation tailing import and the vulcanization
The outlet of zinc flotation tailing or the zinc sulphide scan tailing outlet and are connected；Lead oxide scans device, and the lead oxide scans device
With lead oxide rougher tailings entrance, Na2The first inlet port of S activator, third collecting agent inlet port, third foaming agent enter
Mouth, lead oxide scan mine outlet and lead oxide scans tailing outlet, and the lead oxide rougher tailings entrance and the lead oxide are thick
Tailing outlet is selected to be connected.Be conducive to improve the flotation efficiency and quality of lead oxide rough concentrate as a result,.
Optional, the zinc oxide flotation unit includes: zinc oxide roughing device, and the zinc oxide roughing device has oxygen
Change the import of plumbum floatation tailing, the second import of CMC inhibitor, Na2The second import of S activator, the 4th collecting agent import, zinc oxide are thick
Ore dressing outlet and the outlet of zinc oxide rougher tailings, the lead oxide flotation tailing import and the lead oxide flotation tailing export or
The lead oxide scans tailing outlet and is connected；Zinc oxide scans device, and the zinc oxide scans device with zinc oxide roughing tail
Mine entrance, Na2The second inlet port of S activator, the 4th collecting agent inlet port, zinc oxide scan mine outlet and zinc oxide scans tailing
Outlet, the zinc oxide rougher tailings entrance are connected with zinc oxide rougher tailings outlet.Be conducive to improve zinc oxide as a result,
The flotation efficiency and quality of rough concentrate.
The additional aspect and advantage of the utility model will be set forth in part in the description, partially will be from following description
In become obvious, or recognized by the practice of the utility model.
Detailed description of the invention
The above-mentioned and/or additional aspect and advantage of the utility model from the description of the embodiment in conjunction with the following figures will
Become obvious and be readily appreciated that, in which:
Fig. 1 is the system structure diagram according to the processing Pb-Zn deposits of the utility model one embodiment；
Fig. 2 is the system structure diagram according to the processing Pb-Zn deposits of the utility model further embodiment；
Fig. 3 is the system structure diagram for handling Pb-Zn deposits according to another embodiment of the utility model；
Fig. 4 is the system structure diagram for handling Pb-Zn deposits according to another embodiment of the utility model；
Fig. 5 is the system structure diagram for handling Pb-Zn deposits according to another embodiment of the utility model；
Fig. 6 is the side for implementing processing Pb-Zn deposits according to the system using processing Pb-Zn deposits of the utility model one embodiment
Method flow diagram；
Fig. 7 is to implement processing Pb-Zn deposits according to the system using processing Pb-Zn deposits of the utility model further embodiment
Method flow schematic diagram；
Fig. 8 is the system implementation processing Pb-Zn deposits using processing Pb-Zn deposits according to another embodiment of the utility model
Method flow schematic diagram；
Fig. 9 is the system implementation processing Pb-Zn deposits using processing Pb-Zn deposits according to another embodiment of the utility model
Method flow schematic diagram；
Figure 10 is the system implementation processing Pb-Zn deposits using processing Pb-Zn deposits according to another embodiment of the utility model
Method flow schematic diagram；
Figure 11 is the flow diagram according to the processing Pb-Zn deposits of the utility model one embodiment.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model
Limitation.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.The meaning of " plurality " is at least two, such as two in the description of the present invention,
It is a, three etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be
Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside element, unless otherwise restricted clearly.For the common skill of this field
For art personnel, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the one aspect of the utility model, the utility model proposes a kind of systems for handling Pb-Zn deposits, according to this reality
With novel embodiment, with reference to Fig. 1, which includes: that broken slurrying unit 100, vulcanized lead flotation unit 200, zinc sulphide are floating
Screening device 300, lead oxide flotation unit 400 and zinc oxide flotation unit 500.
Embodiment according to the present utility model, being crushed slurrying unit 100 has Pb-Zn deposits entrance 101, water inlet 102 and mine
Slurry outlet 103, and be suitable for successively carrying out Pb-Zn deposits into broken and wet ground, to obtain ore pulp.Specifically, ore pulp Minerals
Granularity be less than 200 mesh accounting 80-85%, inventors have found that will cause thin mud content in ore pulp when grinding fineness is excessively high
It is excessively high, flotation is adversely affected；And grinding fineness poor, the valuable mineral recycling that not enough will cause valuable mineral degree of dissociation
Rate is lower.The mass concentration of ore pulp Minerals can be 30% or so.Inventors have found that if the mass concentration mistake of ore pulp Minerals
It is low that ore pulp can be made to occur slot phenomenon in floatation process, cause the valuable mineral rate of recovery relatively low；If the quality of ore pulp Minerals
Excessive concentration can be such that pulp viscosity increases, and separating effect is deteriorated.
Embodiment according to the present utility model, vulcanized lead flotation unit 200 have ore pulp entrance 201, inhibitor entrance
202, the first collecting agent entrance 203, the first foaming agent entrance 204, vulcanized lead rough concentrate outlet 205 and vulcanized lead flotation tailing go out
Mouth 206, ore pulp entrance 201 is connected with slurry outlet 103, and is suitable for ore pulp and inhibitor, the first collecting agent, the first blistering
Agent mixing carries out flotation, to obtain vulcanized lead rough concentrate and vulcanized lead flotation tailing.
One embodiment according to the present utility model is based on 1t Pb-Zn deposits in the floatation process of ore pulp, and inhibitor adds
Entering amount can be 400~600g, and the additional amount of the first collecting agent can be 20~40g, and the additional amount of the first foaming agent can be
15~20g.Inventors have found that inhibitor dosage is very few can not effectively to inhibit zincblende, it can excessively inhibit galena.First catches
Receive that agent dosage is very few cannot effectively recycle galena, dosage excessively will increase the content of zincblende in galena.First foaming agent
The very few flotation froth layer that will lead to of dosage is relatively thin, and mineral cannot be recycled effectively, and the first frother dosages can excessively reduce flotation
Selectivity, or even occur running slot phenomenon.As a result, in the floatation process of ore pulp, using inhibitor described in the utility model,
One collecting agent, the first foaming agent additional amount can be significantly better than other additional amounts improve ore pulp flotation efficiency and flotation effect
Fruit.
Further embodiment according to the present utility model, with reference to Fig. 2, vulcanized lead flotation unit 200 includes: vulcanized lead roughing
Device 600 and vulcanized lead scan device 700.
A specific embodiment according to the present utility model, vulcanized lead roughing device 600 have ore pulp import 601, inhibit
Agent import 602, the first collecting agent import 603, the first foaming agent import 604, vulcanized lead roughing mine outlet 605 and vulcanized lead roughing
Tailing outlet 606, ore pulp import 601 is connected with slurry outlet 103, and is suitable for ore pulp and inhibitor, the first collecting agent, first
Foaming agent mixing carries out roughing, to obtain vulcanized lead roughing mine and vulcanized lead rougher tailings.Specifically, 1t Pb-Zn deposits are based on,
The additional amount of inhibitor can be 400~600g, and the additional amount of the first collecting agent can be 10~25g, and the first foaming agent adds
Entering amount can be 10g or so, inventors have found that inhibitor dosage is very few can not effectively to inhibit zincblende, it excessively can the side of inhibition
Lead ore.First collector dosage is very few cannot effectively to recycle galena, and dosage excessively will increase the content of zincblende in galena.
The very few flotation froth layer that will lead to of first frother dosages is relatively thin, and mineral cannot be recycled effectively, and the first frother dosages excessively can
The selectivity of flotation is reduced, or even occurs running slot phenomenon.As a result, in the floatation process of ore pulp, use is described in the utility model
Inhibitor, the first collecting agent, the first foaming agent additional amount can be significantly better than other additional amounts improve ore pulp flotation effect
Rate and flotation effect.
Another specific embodiment according to the present utility model, vulcanized lead scan device 700 with vulcanized lead rougher tailings
Entrance 701, the first collecting agent inlet port 702, the first foaming agent inlet port 703, vulcanized lead scan mine outlet 704 and vulcanized lead
Tailing outlet 705 is scanned, vulcanized lead rougher tailings entrance 701 is connected with vulcanized lead rougher tailings outlet 606, and is suitable for vulcanize
Lead rougher tailings is mixed into row with the first collecting agent, the first foaming agent and scans, and to obtain, vulcanized lead scans mine and vulcanized lead is floating
Select tailing, wherein vulcanized lead rough concentrate includes that vulcanized lead roughing mine and vulcanized lead scan mine.Specifically, 1t Pb-Zn deposits are based on, the
The additional amount of one collecting agent is 10~15g, and the additional amount of the first foaming agent is 5~10g, inventors have found that the first collecting agent is used
Measure it is very few cannot effectively recycle galena, dosage excessively will increase the content of zincblende in galena.First frother dosages mistake
It is relatively thin to will lead to flotation froth layer less, mineral cannot be recycled effectively, and the first frother dosages can excessively reduce the selectivity of flotation,
Even occur running slot phenomenon.As a result, in the floatation process of ore pulp, using the first collecting agent described in the utility model, the first
The additional amount of infusion, which can be significantly better than other additional amounts and improve scanning for vulcanized lead rougher tailings, efficiency and scans effect.
Another embodiment according to the present utility model, inhibitor can be the mixture of zinc sulfate and sodium sulfite.Root
According to a specific embodiment of the utility model, when inhibitor is the mixture of zinc sulfate and sodium sulfite, zinc sulfate and Asia
The mass ratio of sodium sulphate can be 2:1, inventors have found that the excessively high too low inhibitory effect of the mass ratio of zinc sulfate and sodium sulfite is all
It can weaken.
Another embodiment according to the present utility model, the first collecting agent can be aniline aerofloat or diethyldithiocarbamate.
Another embodiment according to the present utility model, the first foaming agent can be 2# oil or BK201.
Embodiment according to the present utility model, zinc sulphide flotation unit 300 have vulcanized lead flotation tailing entrance 301, live
Agent entrance 302, the second collecting agent entrance 303, the second foaming agent entrance 304, zinc sulphide rough concentrate outlet 305 and zinc sulphide are floating
Tailing is selected to export 306, vulcanized lead flotation tailing entrance 301 is scanned tailing and gone out with vulcanized lead flotation tailing outlet 206 or vulcanized lead
Mouth 705 is connected, and is suitable for mixing vulcanized lead flotation tailing with activator, the second collecting agent, the second foaming agent and carries out flotation, with
Just zinc sulphide rough concentrate and zinc sulphide flotation tailing are obtained.Inventors have found that activator can quilt in cure activation plumbum floatation tailing
The zincblende of inhibition can increase the film of its floatability in its Surface Creation.
One embodiment according to the present utility model is based on 1t Pb-Zn deposits in the floatation process of vulcanized lead flotation tailing,
The additional amount of activator can be 50~100g, and the additional amount of the second collecting agent can be 60~80g, the addition of the second foaming agent
Amount can be 25~35.
Further embodiment according to the present utility model, with reference to Fig. 3, zinc sulphide flotation unit 300 includes: zinc sulphide roughing
Device 800 and zinc sulphide scan device 900.
A specific embodiment according to the present utility model, zinc sulphide roughing device 800 have vulcanized lead flotation tailing into
Mouth 801, activator import 802, the second collecting agent import 803, the second foaming agent import 804, zinc sulphide roughing mine outlet 805
With zinc sulphide rougher tailings outlet 806, vulcanized lead flotation tailing import 801 and vulcanized lead flotation tailing export 206 or vulcanized lead
It scans tailing outlet 705 to be connected, and is suitable for mixing vulcanized lead flotation tailing with activator, the second collecting agent, the second foaming agent
Roughing is carried out, to obtain zinc sulphide roughing mine and zinc sulphide rougher tailings.Specifically, being based on 1t Pb-Zn deposits, activator adds
Entering amount can be 50-100g, and the additional amount of the second collecting agent can be 30-40g, and the additional amount of the second foaming agent can be 15-
20g。
Another specific embodiment according to the present utility model, zinc sulphide scan device 900 with zinc sulphide rougher tailings
Entrance 901, the second collecting agent inlet port 902, the second foaming agent inlet port 903, zinc sulphide scan mine outlet 904 and zinc sulphide is swept
Tailing is selected to export 905, zinc sulphide rougher tailings entrance 901 is connected with zinc sulphide rougher tailings outlet 806, and is suitable for zinc sulphide
Rougher tailings is mixed and is scanned with the second collecting agent, the second foaming agent, scans mine and zinc sulphide flotation to obtain zinc sulphide
Tailing, wherein zinc sulphide rough concentrate includes that zinc sulphide roughing mine and zinc sulphide scan mine.Specifically, 1t Pb-Zn deposits are based on, second
The additional amount of collecting agent can be 30~40g, and the additional amount of the second foaming agent can be 10~15g.
Another embodiment according to the present utility model, activator can be copper sulphate.
Another embodiment according to the present utility model, the second collecting agent can be butyl xanthate or penta xanthate.
Another embodiment according to the present utility model, the second foaming agent can be 2# oil or BK201.
Embodiment according to the present utility model, lead oxide flotation unit 400 have zinc sulphide flotation tailing entrance 401, CMC
Inhibitor first entrance 402, Na2S activator first entrance 403, third collecting agent entrance 404, third foaming agent entrance 405,
Lead oxide rough concentrate outlet 406 and lead oxide flotation tailing outlet 407, zinc sulphide flotation tailing entrance 401 and zinc sulphide flotation
Tailing outlet 306 or zinc sulphide scan tailing outlet 905 and are connected, and be suitable for by zinc sulphide flotation tailing and CMC inhibitor,
Na2S activator, third collecting agent, the mixing of third foaming agent carry out flotation, to obtain lead oxide rough concentrate and oxidation plumbum floatation
Tailing.Inventors have found that CMC inhibitor can be adsorbed on fine-grained gangue mineral surfaces by physics chemical action, increase particulate
The hydrophily and degree of scatter of gangue mineral reduce its influence to lead oxide and Zinc oxide minerals, also reduce it to ore dressing medicine
The absorption of agent, and then reduce its adverse effect to flotation operation；Na2S activator can form sulphur in lead oxide mineral surfaces
Compound film increases its floatability.Na simultaneously2S can adjust the pH to 9 or so of ore pulp, can also increase the dispersibility of sludge,
Cooperation CMC plays inhibiting effect to sludge.
One embodiment according to the present utility model is based on 1t Pb-Zn deposits in the floatation process of zinc sulphide flotation tailing,
The additional amount of CMC inhibitor can be 150~250g, Na2The additional amount of S activator can be 1000~1500g, and third is caught
The additional amount for receiving agent can be 80~100g, and the additional amount of third foaming agent can be 25~35g.Inventors have found that CMC inhibits
Agent dosage is very few unobvious to the inhibitory effect of sludge, and dosage can excessively inhibit the flotation of lead oxide mineral.Na2S activator is used
Measure it is very few can be insufficient to lead oxide mineral activation, dosage excessively can play inhibiting effect to lead oxide.
Further embodiment according to the present utility model, with reference to Fig. 4, lead oxide flotation unit 400 includes: lead oxide roughing
Device 1000 and lead oxide scan device 1100.
A specific embodiment according to the present utility model, lead oxide roughing device 1000 have zinc sulphide flotation tailing into
Mouth 1001, the first import of CMC inhibitor 1002, Na2The first import of S activator 1003, third collecting agent import 1004, third
Foaming agent import 1005, lead oxide roughing mine outlet 1006 and lead oxide rougher tailings outlet 1007, zinc sulphide flotation tailing into
Mouth 1001 scans tailing outlet 905 with zinc sulphide flotation tailing outlet 306 or zinc sulphide and is connected, and is suitable for zinc sulphide flotation tail
Mine and CMC inhibitor, Na2S activator, third collecting agent, the mixing of third foaming agent carry out roughing, to obtain lead oxide roughing
Mine and lead oxide rougher tailings.Specifically, being based on 1t Pb-Zn deposits, the additional amount of CMC inhibitor can be 150-250g, Na2S is living
The additional amount of agent can be 600-900g, and the additional amount of third collecting agent can be 40g or so, the additional amount of third foaming agent
It can be 15g or so, inventors have found that CMC inhibitor can be by physico in the rougher process of zinc sulphide flotation tailing
Effect is adsorbed on fine-grained gangue mineral surfaces, increases the hydrophily and degree of scatter of fine-grained gangue mineral, reduces it to oxidation
The influence of lead and Zinc oxide minerals also reduces its absorption to beneficiation reagent, and then reduces its adverse effect to flotation operation；
Na2S activator can form sulfide film in lead oxide mineral surfaces, increase its floatability.Na simultaneously2S can adjust ore pulp
PH to 9 or so, can also increase the dispersibility of sludge, cooperation CMC plays inhibiting effect to sludge.And CMC inhibitor dosage
Very few unobvious to the inhibitory effect of sludge, dosage can excessively inhibit the flotation of lead oxide mineral.Na2S activator level is very few
Can be insufficient to lead oxide mineral activation, dosage excessively can play inhibiting effect to lead oxide.
Another specific embodiment according to the present utility model, lead oxide scan device 1100 with lead oxide rougher tailings
Entrance 1101, Na2The first inlet port of S activator 1102, third collecting agent inlet port 1103, third foaming agent inlet port 1104,
Lead oxide scans mine outlet 1105 and lead oxide scans tailing outlet 1106, and lead oxide rougher tailings entrance 1101 is thick with lead oxide
It selects tailing outlet 1007 to be connected, and is suitable for lead oxide rougher tailings and Na2S activator, third collecting agent, third foaming agent are mixed
Conjunction is scanned, and scans mine and lead oxide flotation tailing to obtain lead oxide, wherein lead oxide rough concentrate includes that lead oxide is thick
Ore dressing and lead oxide scan mine.Specifically, being based on 1t Pb-Zn deposits, Na2The additional amount of S activator can be 400~600g, the
The additional amount of three collecting agents can be 40~60g, and the additional amount of third foaming agent can be 10~20g, inventors have found that in oxygen
Change Na during lead rougher tailings is scanned2S activator can form sulfide film in lead oxide mineral surfaces, and increasing it can float
Property.Na simultaneously2S can adjust the pH to 9 or so of ore pulp, can also increase the dispersibility of sludge.And Na2S activator level is very few
Can be insufficient to lead oxide mineral activation, dosage excessively can play inhibiting effect to lead oxide.
Another embodiment according to the present utility model, third collecting agent can be butyl xanthate or penta xanthate.
Another embodiment according to the present utility model, third foaming agent can be 2# oil or BK201.
Embodiment according to the present utility model, zinc oxide flotation unit 500 have lead oxide flotation tailing entrance 501, CMC
Inhibitor second entrance 502, Na2S activator second entrance 503, the 4th collecting agent entrance 504, the outlet of zinc oxide rough concentrate
505 and zinc oxide flotation tailing outlet 506, lead oxide flotation tailing entrance 501 and lead oxide flotation tailing outlet 407 or oxidation
Lead scans tailing outlet 1106 and is connected, and is suitable for lead oxide flotation tailing and CMC inhibitor, Na2S activator, the 4th collecting
Agent mixing carries out flotation, to obtain zinc oxide rough concentrate and zinc oxide flotation tailing.Inventors have found that CMC can pass through object
Physicochemical effect is adsorbed on fine-grained gangue mineral surfaces, increases the hydrophily and degree of scatter of fine-grained gangue mineral, reduces thin mud
Absorption to beneficiation reagent.Na2S generates HS- ionic adsorption to Zinc oxide minerals surface in ore pulp, changes its surface electrical behavior,
4th collecting agent is amine cation type collecting agent, can promote collecting agent and adsorbs in zinc oxide surface.
One embodiment according to the present utility model is based on 1t Pb-Zn deposits in the floatation process of lead oxide flotation tailing,
The additional amount of CMC inhibitor can be 80~120g, Na2The additional amount of S activator can be 2000~3000g, the 4th collecting
The additional amount of agent can be 80~100g.Inventors have found that CMC dosage is very few unobvious to the inhibitory effect of sludge, excessively high meeting
Inhibit the flotation of Zinc oxide minerals.Na2S activator level is very few insufficient to Zinc oxide minerals activation, excessively can be to zinc oxide
Play inhibiting effect.
Further embodiment according to the present utility model, with reference to Fig. 5, zinc oxide flotation unit 500 includes: zinc oxide roughing
Device 1200 and zinc oxide scan device 1300.
A specific embodiment according to the present utility model, zinc oxide roughing device 1200 have lead oxide flotation tailing into
Mouth 1201, the second import of CMC inhibitor 1202, Na2The second import 1203 of S activator, the 4th collecting agent import 1204, oxidation
Zinc roughing mine outlet 1205 and zinc oxide rougher tailings outlet 1206, lead oxide flotation tailing import 1201 and oxidation plumbum floatation tail
Mine outlet 407 or lead oxide scan tailing outlet 1106 and are connected, and are suitable for lead oxide flotation tailing and CMC inhibitor, Na2S
Activator, the mixing of the 4th collecting agent carry out roughing, to obtain zinc oxide roughing mine and zinc oxide rougher tailings.Specifically, base
In 1t Pb-Zn deposits, the additional amount of CMC inhibitor can be 80-120g, Na2The additional amount of S activator can be 1000-1500g,
The additional amount of 4th collecting agent can be 40-50g.Inventors have found that lead oxide flotation tailing CMC in rougher process can lead to
It crosses physics chemical action and is adsorbed on fine-grained gangue mineral surfaces, increase the hydrophily and degree of scatter of fine-grained gangue mineral, reduce
Absorption of the thin mud to beneficiation reagent.Na2S generates HS- ionic adsorption to Zinc oxide minerals surface in ore pulp, changes its surface electricity
Property, the 4th collecting agent is amine cation type collecting agent, can promote collecting agent and adsorbs in zinc oxide surface.And CMC dosage is very few
It is unobvious to the inhibitory effect of sludge, the excessively high flotation that can inhibit Zinc oxide minerals.Na2S activator level is very few to zinc oxide
Mineral activation is insufficient, excessively can play inhibiting effect to zinc oxide.
Another specific embodiment according to the present utility model, zinc oxide scan device 1300 with zinc oxide rougher tailings
Entrance 1301, Na2S activator the second inlet port 1302, the 4th collecting agent inlet port 1303, zinc oxide scan mine outlet 1304
Tailing outlet 1305 is scanned with zinc oxide, zinc oxide rougher tailings entrance 1301 is connected with zinc oxide rougher tailings outlet 1206,
By zinc oxide rougher tailings and Na2S activator, the mixing of the 4th collecting agent are scanned, and scan mine and oxygen to obtain zinc oxide
Change zinc and scan tailing, wherein zinc oxide rough concentrate includes that zinc oxide roughing mine and zinc oxide scan mine.Specifically, being based on 1t lead
Zinc ore, Na2The additional amount of S activator can be 1000~1500g, and the additional amount of the 4th collecting agent can be 40~50g, invention
People's discovery, Na during zinc oxide rougher tailings is scanned2S generates HS- ionic adsorption to Zinc oxide minerals surface in ore pulp, changes
Become its surface electrical behavior, the 4th collecting agent is amine cation type collecting agent, can promote collecting agent and adsorbs in zinc oxide surface.And
Na2S activator level is very few insufficient to Zinc oxide minerals activation, excessively can play inhibiting effect to zinc oxide.
Another embodiment according to the present utility model, the 4th collecting agent can be lauryl amine or octadecylamine.
According to the system of the processing Pb-Zn deposits of the utility model embodiment, which is obtained by the broken, wet-milling by Pb-Zn deposits
It is excellent better than oxide ore, lead minerals floatability according to sulphide ore floatability in the case where No severing mud to the ore pulp that can be used for flotation
In the property of zinc mineral, it is coarse-fine successively to floatingly select vulcanized lead rough concentrate, zinc sulphide rough concentrate, lead oxide rough concentrate and zinc oxide
Mine, and in each floatation process, inhibitor used is single, significantly reduces the reagent cost of each flotation.Especially in oxygen
In the floatation process for changing lead rough concentrate and zinc oxide rough concentrate, CMC inhibitor and Na are used2S activator, wherein CMC inhibits
Agent can be adsorbed on fine-grained gangue mineral surfaces by physics chemical action, increase the hydrophily and dispersion journey of fine-grained gangue mineral
Degree, reduces its influence to lead oxide and Zinc oxide minerals, also reduces absorption of the thin mud to beneficiation reagent, and then reduces it to floating
It is elected to be the adverse effect of industry；And Na2S activator can adjust the pH of ore pulp with active oxidation lead and Zinc oxide minerals, and can be with
CMC inhibitor collective effect is to further decrease the adverse effect of fine-grained gangue Mineral pairs flotation operation.The system is realized as a result,
The No severing mud flotation processing of complex lead zinc ores, and in the case where System of Flotation Reagent is simple, low in cost, it can be fitted
With the strong vulcanized lead rough concentrate of property, zinc sulphide rough concentrate, lead oxide rough concentrate and zinc oxide rough concentrate, remarkable in economical benefits.
In order to facilitate understanding, the method for implementing processing Pb-Zn deposits to the system using above-mentioned processing Pb-Zn deposits below carries out detailed
Thin description, embodiment according to the present utility model, with reference to Fig. 6, this method comprises:
S100: Pb-Zn deposits are successively carried out to broken and wet ground
In the step, Pb-Zn deposits are successively carried out to broken and wet ground, to obtain ore pulp.Specifically, ore pulp chats
The granularity of object is the accounting 80-85% less than 200 mesh, is contained inventors have found that will cause thin mud in ore pulp when grinding fineness is excessively high
It measures excessively high, flotation is adversely affected；And not enough to will cause valuable mineral degree of dissociation poor for grinding fineness, valuable mineral returns
Yield is lower.The mass concentration of ore pulp Minerals can be 30% or so.Inventors have found that if the mass concentration of ore pulp Minerals
It is too low that ore pulp can be made to occur slot phenomenon in floatation process, cause the valuable mineral rate of recovery relatively low；If the matter of ore pulp Minerals
Amount excessive concentration can be such that pulp viscosity increases, and separating effect is deteriorated.
S200: ore pulp and inhibitor, the first collecting agent, the first foaming agent are mixed into row flotation
In the step, ore pulp and inhibitor, the first collecting agent, the first foaming agent are mixed into row flotation, to obtain sulphur
Change lead rough concentrate and vulcanized lead flotation tailing.Inventors have found that product of the inhibitor in ore pulp can be adsorbed on zinc sulphide
Mineral show to increase its hydrophily.First collecting agent contains polar group and hydrocarbon chain, can be adsorbed onto galena surface, increases
Add its hydrophobicity.Thus, it can be achieved that the flotation of vulcanized lead rough concentrate.
One embodiment according to the present utility model is based on 1t Pb-Zn deposits in the floatation process of ore pulp, and inhibitor adds
Entering amount can be 400~600g, and the additional amount of the first collecting agent can be 20~40g, and the additional amount of the first foaming agent can be
15~20g.Inventors have found that inhibitor dosage is very few can not effectively to inhibit zincblende, it can excessively inhibit galena.First catches
Receive that agent dosage is very few cannot effectively recycle galena, dosage excessively will increase the content of zincblende in galena.First foaming agent
The very few flotation froth layer that will lead to of dosage is relatively thin, and mineral cannot be recycled effectively, and the first frother dosages can excessively reduce flotation
Selectivity, or even occur running slot phenomenon.As a result, in the floatation process of ore pulp, using inhibitor described in the utility model,
One collecting agent, the first foaming agent additional amount can be significantly better than other additional amounts improve ore pulp flotation efficiency and flotation effect
Fruit.
Further embodiment according to the present utility model may include: with reference to Fig. 7, S200
S600: ore pulp and inhibitor, the first collecting agent, the first foaming agent are mixed into row roughing
In the step, ore pulp and inhibitor, the first collecting agent, the first foaming agent are mixed into row roughing, to obtain sulphur
Change lead roughing mine and vulcanized lead rougher tailings.Specifically, being based on 1t Pb-Zn deposits, the additional amount of inhibitor can be 400~600g,
The additional amount of first collecting agent can be 10~25g, and the additional amount of the first foaming agent can be 10g or so, inventors have found that suppression
Preparation dosage is very few can not effectively to inhibit zincblende, can excessively inhibit galena.First collector dosage is very few cannot be effective
Galena is recycled, dosage excessively will increase the content of zincblende in galena.First frother dosages are very few to will lead to flotation bubble
Foam layer is relatively thin, and mineral cannot be recycled effectively, and the first frother dosages can excessively reduce the selectivity of flotation, or even race slot occurs and show
As.As a result, in the floatation process of ore pulp, using inhibitor described in the utility model, the first collecting agent, first foaming agent
Additional amount can be significantly better than the flotation efficiency and flotation effect that other additional amounts improve ore pulp.
S700: vulcanized lead rougher tailings is mixed into row with the first collecting agent, the first foaming agent and is scanned
In the step, vulcanized lead rougher tailings is mixed into row with the first collecting agent, the first foaming agent and is scanned, to obtain
Vulcanized lead scans mine and vulcanized lead scans tailing, wherein vulcanized lead rough concentrate includes that vulcanized lead roughing mine and vulcanized lead scan mine.
Specifically, being based on 1t Pb-Zn deposits, the additional amount of the first collecting agent is 10~15g, and the additional amount of the first foaming agent is 5~10g, hair
Bright people's discovery, the first collector dosage is very few cannot effectively to recycle galena, and dosage excessively will increase zincblende in galena
Content.The very few flotation froth layer that will lead to of first frother dosages is relatively thin, and mineral cannot be recycled effectively, the first frother dosages mistake
The selectivity of flotation can be mostly reduced, or even occurs running slot phenomenon.As a result, in the floatation process of ore pulp, using the utility model
First collecting agent, the first foaming agent additional amount can be significantly better than other additional amounts and improve vulcanized lead rougher tailings and sweep
It selects efficiency and scans effect.
Another embodiment according to the present utility model, inhibitor can be the mixture of zinc sulfate and sodium sulfite.Root
According to a specific embodiment of the utility model, when inhibitor is the mixture of zinc sulfate and sodium sulfite, zinc sulfate and Asia
The mass ratio of sodium sulphate can be 2:1, inventors have found that the excessively high too low inhibitory effect of the mass ratio of zinc sulfate and sodium sulfite is all
It can weaken.
Another embodiment according to the present utility model, the first collecting agent can be aniline aerofloat or diethyldithiocarbamate.
Another embodiment according to the present utility model, the first foaming agent can be 2#Oil or BK201.
S300: vulcanized lead flotation tailing is mixed with activator, the second collecting agent, the second foaming agent and carries out flotation
In the step, vulcanized lead flotation tailing is mixed with activator, the second collecting agent, the second foaming agent and carries out flotation,
To obtain zinc sulphide rough concentrate and zinc sulphide flotation tailing.Inventors have found that activator can be in cure activation plumbum floatation tailing
Repressed zincblende can increase the film of its floatability in its Surface Creation.
One embodiment according to the present utility model is based on 1t Pb-Zn deposits in the floatation process of vulcanized lead flotation tailing,
The additional amount of activator can be 50~100g, and the additional amount of the second collecting agent can be 60~80g, the addition of the second foaming agent
Amount can be 25~35.
Further embodiment according to the present utility model may include: with reference to Fig. 8, S300
S800: vulcanized lead flotation tailing is mixed with activator, the second collecting agent, the second foaming agent and carries out roughing
In the step, vulcanized lead flotation tailing is mixed with activator, the second collecting agent, the second foaming agent and carries out roughing,
To obtain zinc sulphide roughing mine and zinc sulphide rougher tailings.Specifically, being based on 1t Pb-Zn deposits, the additional amount of activator can be
The additional amount of 50-100g, the second collecting agent can be 30-40g, and the additional amount of the second foaming agent can be 15-20g.
S900: zinc sulphide rougher tailings is mixed and is scanned with the second collecting agent, the second foaming agent
In the step, zinc sulphide rougher tailings is mixed and scanned with the second collecting agent, the second foaming agent, to obtain
Zinc sulphide scans mine and zinc sulphide scans tailing, wherein zinc sulphide rough concentrate includes that zinc sulphide roughing mine and zinc sulphide scan mine.
Specifically, being based on 1t Pb-Zn deposits, the additional amount of the second collecting agent can be 30~40g, and the additional amount of the second foaming agent can be
10~15g.
Another embodiment according to the present utility model, activator can be copper sulphate.
Another embodiment according to the present utility model, the second collecting agent can be butyl xanthate or penta xanthate.
Another embodiment according to the present utility model, the second foaming agent can be 2#Oil or BK201.
S400: by zinc sulphide flotation tailing and CMC inhibitor, Na2S activator, third collecting agent, the mixing of third foaming agent
Carry out flotation
In the step, by zinc sulphide flotation tailing and CMC inhibitor, Na2S activator, third collecting agent, third foaming agent
Mixing carries out flotation, to obtain lead oxide rough concentrate and lead oxide flotation tailing.Inventors have found that CMC inhibitor can lead to
It crosses physics chemical action and is adsorbed on fine-grained gangue mineral surfaces, increase the hydrophily and degree of scatter of fine-grained gangue mineral, reduce
Its influence to lead oxide and Zinc oxide minerals also reduces its absorption to beneficiation reagent, and then reduces it to flotation operation
Adverse effect；Na2S activator can form sulfide film in lead oxide mineral surfaces, increase its floatability.Na simultaneously2S energy
The pH to 9 or so for enough adjusting ore pulp, can also increase the dispersibility of sludge, and cooperation CMC plays inhibiting effect to sludge.
One embodiment according to the present utility model is based on 1t Pb-Zn deposits in the floatation process of zinc sulphide flotation tailing,
The additional amount of CMC inhibitor can be 150~250g, Na2The additional amount of S activator can be 1000~1500g, and third is caught
The additional amount for receiving agent can be 80~100g, and the additional amount of third foaming agent can be 25~35g.Inventors have found that CMC inhibits
Agent dosage is very few unobvious to the inhibitory effect of sludge, and dosage can excessively inhibit the flotation of lead oxide mineral.Na2S activator is used
Measure it is very few can be insufficient to lead oxide mineral activation, dosage excessively can play inhibiting effect to lead oxide.
Further embodiment according to the present utility model may include: with reference to Fig. 9, S400
S1000: by zinc sulphide flotation tailing and CMC inhibitor, Na2S activator, third collecting agent, third foaming agent are mixed
It closes and carries out roughing
In the step, by zinc sulphide flotation tailing and CMC inhibitor, Na2S activator, third collecting agent, third foaming agent
Mixing carries out roughing, to obtain lead oxide roughing mine and lead oxide rougher tailings.Specifically, 1t Pb-Zn deposits are based on, CMC suppression
The additional amount of preparation can be 150-250g, Na2The additional amount of S activator can be 600-900g, the addition of third collecting agent
Amount can be 40g or so, and the additional amount of third foaming agent can be 15g or so, inventors have found that in zinc sulphide flotation tailing
CMC inhibitor can be adsorbed on fine-grained gangue mineral surfaces by physics chemical action in rougher process, increase fine-grained gangue mine
The hydrophily and degree of scatter of object reduce its influence to lead oxide and Zinc oxide minerals, also reduce its suction to beneficiation reagent
It is attached, and then reduce its adverse effect to flotation operation；Na2It is thin that S activator can form sulfide in lead oxide mineral surfaces
Film increases its floatability.Na simultaneously2S can adjust the pH to 9 or so of ore pulp, can also increase the dispersibility of sludge, cooperation
CMC plays inhibiting effect to sludge.And CMC inhibitor dosage is very few unobvious to the inhibitory effect of sludge, dosage can excessively press down
The flotation of oxygenerating lead minerals.Na2S activator level is very few can be insufficient to lead oxide mineral activation, and dosage excessively can be to oxygen
Change lead and plays inhibiting effect.
S1100: by lead oxide rougher tailings and Na2S activator, third collecting agent, the mixing of third foaming agent are scanned
In the step, by lead oxide rougher tailings and Na2S activator, third collecting agent, the mixing of third foaming agent are swept
Choosing, to obtain, lead oxide scans mine and lead oxide scans tailing, wherein lead oxide rough concentrate includes lead oxide roughing mine and oxygen
Change lead and scans mine.Specifically, being based on 1t Pb-Zn deposits, Na2The additional amount of S activator can be 400~600g, third collecting agent
Additional amount can be 40~60g, and the additional amount of third foaming agent can be 10~20g, inventors have found that in lead oxide roughing tail
Na during mine is scanned2S activator can form sulfide film in lead oxide mineral surfaces, increase its floatability.Simultaneously
Na2S can adjust the pH to 9 or so of ore pulp, can also increase the dispersibility of sludge.And Na2S activator level is very few can be to oxygen
Change lead minerals activation is insufficient, and dosage excessively can play inhibiting effect to lead oxide.
Another embodiment according to the present utility model, third collecting agent can be butyl xanthate or penta xanthate.
Another embodiment according to the present utility model, third foaming agent can be 2# oil or BK201.
S500: by lead oxide flotation tailing and CMC inhibitor, Na2S activator, the mixing of the 4th collecting agent carry out flotation
In the step, by lead oxide flotation tailing and CMC inhibitor, Na2S activator, the mixing of the 4th collecting agent are floated
Choosing, to obtain zinc oxide rough concentrate and zinc oxide flotation tailing.Inventors have found that CMC can be inhaled by physics chemical action
Fine-grained gangue mineral surfaces are attached to, the hydrophily and degree of scatter of fine-grained gangue mineral are increased, reduce thin mud to beneficiation reagent
Absorption.Na2S generates HS- ionic adsorption to Zinc oxide minerals surface in ore pulp, changes its surface electrical behavior, and the 4th collecting agent is
Amine cation type collecting agent can promote collecting agent and adsorb in zinc oxide surface.
One embodiment according to the present utility model is based on 1t Pb-Zn deposits in the floatation process of lead oxide flotation tailing,
The additional amount of CMC inhibitor can be 80~120g, Na2The additional amount of S activator can be 2000~3000g, the 4th collecting
The additional amount of agent can be 80~100g.Inventors have found that CMC dosage is very few unobvious to the inhibitory effect of sludge, excessively high meeting
Inhibit the flotation of Zinc oxide minerals.Na2S activator level is very few insufficient to Zinc oxide minerals activation, excessively can be to zinc oxide
Play inhibiting effect.
Further embodiment according to the present utility model may include: with reference to Figure 10, S500
S1200: by lead oxide flotation tailing and CMC inhibitor, Na2S activator, the mixing of the 4th collecting agent carry out roughing
In the step, by lead oxide flotation tailing and CMC inhibitor, Na2S activator, the mixing of the 4th collecting agent carry out thick
Choosing, to obtain zinc oxide roughing mine and zinc oxide rougher tailings.Specifically, being based on 1t Pb-Zn deposits, the additional amount of CMC inhibitor
It can be 80-120g, Na2The additional amount of S activator can be 1000-1500g, and the additional amount of the 4th collecting agent can be 40-
50g.Inventors have found that lead oxide flotation tailing CMC in rougher process can be adsorbed on particulate arteries and veins by physics chemical action
Stone mineral surfaces increase the hydrophily and degree of scatter of fine-grained gangue mineral, reduce absorption of the thin mud to beneficiation reagent.Na2S exists
HS- ionic adsorption is generated in ore pulp to Zinc oxide minerals surface, changes its surface electrical behavior, and the 4th collecting agent is amine cation type
Collecting agent can promote collecting agent and adsorb in zinc oxide surface.And CMC dosage is very few unobvious to the inhibitory effect of sludge, it is excessively high
It can inhibit the flotation of Zinc oxide minerals.Na2S activator level is very few insufficient to Zinc oxide minerals activation, excessively can be to oxidation
Zinc plays inhibiting effect.
S1300: by zinc oxide rougher tailings and Na2S activator, the mixing of the 4th collecting agent are scanned
In the step, by zinc oxide rougher tailings and Na2S activator, the mixing of the 4th collecting agent are scanned, to obtain
Zinc oxide scans mine and zinc oxide scans tailing, wherein zinc oxide rough concentrate includes that zinc oxide roughing mine and zinc oxide scan mine.
Specifically, being based on 1t Pb-Zn deposits, Na2The additional amount of S activator can be 1000~1500g, and the additional amount of the 4th collecting agent can
Think 40~50g, inventors have found that zinc oxide rougher tailings scan during Na2S generates HS- ionic adsorption in ore pulp and arrives
Zinc oxide minerals surface changes its surface electrical behavior, and the 4th collecting agent is amine cation type collecting agent, can promote collecting agent in oxygen
Change zinc surface absorption.And Na2S activator level is very few insufficient to Zinc oxide minerals activation, and suppression can be excessively played to zinc oxide
Production is used.
Another embodiment according to the present utility model, the 4th collecting agent can be lauryl amine or octadecylamine.
Implement the method for processing Pb-Zn deposits, this method according to the system using processing Pb-Zn deposits of the utility model embodiment
The ore pulp that can be used for flotation is obtained by the broken, wet-milling by Pb-Zn deposits, it is excellent according to sulphide ore floatability in the case where No severing mud
It is better than the property of zinc mineral in oxide ore, lead minerals floatability, successively floatingly selects vulcanized lead rough concentrate, zinc sulphide rough concentrate, oxygen
Change lead rough concentrate and zinc oxide rough concentrate, and in each floatation process, inhibitor used is single, significantly reduces every time floating
The reagent cost of choosing.Especially in the floatation process of lead oxide rough concentrate and zinc oxide rough concentrate, use CMC inhibitor and
Na2S activator, wherein CMC inhibitor can be adsorbed on fine-grained gangue mineral surfaces by physics chemical action, increase particulate arteries and veins
The hydrophily and degree of scatter of stone ore object reduce its influence to lead oxide and Zinc oxide minerals, also reduce thin mud to ore dressing medicine
The absorption of agent, and then reduce its adverse effect to flotation operation；And Na2S activator can be with active oxidation lead and zinc oxide ore
Object adjusts the pH of ore pulp, and can further decrease fine-grained gangue Mineral pairs flotation operation with CMC inhibitor collective effect not
Benefit influences.The method achieve the No severing mud flotation of complex lead zinc ores processing as a result, and System of Flotation Reagent it is simple, at
In the case that this is cheap, vulcanized lead rough concentrate, zinc sulphide rough concentrate, lead oxide rough concentrate and the zinc oxide of strong applicability can be obtained
Rough concentrate, remarkable in economical benefits.
Below with reference to specific embodiment, the utility model is described, it should be noted that these embodiments are only
Descriptive, without limiting the utility model in any way.
Embodiment
With reference to Figure 11, by lead grade be 5.4%, zinc grade is 14%, Lead oxidation rate is 85% and zinc oxygenation efficiency is 75%
Pb-Zn deposits successively carry out broken and wet ground, obtaining mineral granularity less than 200 mesh accounting 80-85%, mass concentration is.
Ore pulp, be based on the above-mentioned ore pulp of 1t, it is mixed with 300g zinc sulfate, 150g sodium sulfite, 20g aniline aerofloat and 16g 2# oil
Close and carry out roughing, obtain vulcanized lead roughing mine and vulcanized lead rougher tailings, and by vulcanized lead rougher tailings and 10g aniline aerofloat and
The mixing of 8g 2# oil is scanned, and obtains that vulcanized lead scans mine and vulcanized lead scans tailing, wherein vulcanized lead roughing mine and vulcanization
It is vulcanized lead rough concentrate that lead, which scans mine, and the lead grade of the vulcanized lead rough concentrate is 20.1%.Above-mentioned vulcanized lead is scanned into tailing
It is mixed with 50g copper sulphate, 60g butyl xanthate and 30g 2# oil and carries out roughing, obtain zinc sulphide roughing mine and zinc sulphide rougher tailings,
And zinc sulphide rougher tailings is mixed and scanned with 30g butyl xanthate and 15g 2# oil, it obtains zinc sulphide and scans mine and zinc sulphide
Scan tailing, wherein zinc sulphide roughing mine and zinc sulphide scan the sum of mine as zinc sulphide rough concentrate, the zinc sulphide rough concentrate
Zinc grade is 30.8%.By above-mentioned zinc sulphide flotation tailing and 200g CMC, 1000g Na2S, 100g butyl xanthate and 30g 2#
Oil mixing carries out roughing, obtains lead oxide roughing mine and lead oxide rougher tailings, and by lead oxide rougher tailings and 500g
Na2S, 50g butyl xanthate and the mixing of 15g 2# oil are scanned, and obtain that lead oxide scans mine and lead oxide scans tailing, wherein oxygen
Change lead roughing mine and lead oxide scans the sum of mine as lead oxide rough concentrate, the lead grade of the lead oxide rough concentrate is 30.5%.
By above-mentioned lead oxide flotation tailing and 100g CMC, 2000g Na2S activator, the mixing of 100g lauryl amine carry out roughing, obtain oxygen
Change zinc roughing mine and zinc oxide rougher tailings, and by above-mentioned zinc oxide rougher tailings and 1000g Na2S activator, 50g 12
Amine mixing is scanned, and obtains that zinc oxide scans mine and zinc oxide scans tailing, wherein zinc oxide roughing mine and zinc oxide are scanned
The sum of mine is zinc oxide rough concentrate, and the zinc grade of the zinc oxide rough concentrate is 30.3%.Hereby it is achieved that the lead of Pb-Zn deposits and
The recycling of zinc, and the overall recovery of lead and zinc is up to 90%.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
It states and is necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with
It can be combined in any suitable manner in any one or more of the embodiments or examples.In addition, without conflicting with each other, this field
Technical staff can by the feature of different embodiments or examples described in this specification and different embodiments or examples into
Row combination and combination.
Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is
Illustratively, it should not be understood as limiting the present invention, those skilled in the art are in the scope of the utility model
Inside it can make changes, modifications, alterations, and variations to the above described embodiments.
Claims (5)
1. a kind of system for handling Pb-Zn deposits characterized by comprising
Broken slurrying unit, the broken slurrying unit have Pb-Zn deposits entrance, water inlet and slurry outlet；
Vulcanized lead flotation unit, the vulcanized lead flotation unit have ore pulp entrance, inhibitor entrance, the first collecting agent entrance,
First foaming agent entrance, the outlet of vulcanized lead rough concentrate and the outlet of vulcanized lead flotation tailing, the ore pulp entrance go out with the ore pulp
Mouth is connected；
There is vulcanized lead flotation tailing entrance, activator entrance, second to catch for zinc sulphide flotation unit, the zinc sulphide flotation unit
Receive agent entrance, the second foaming agent entrance, the outlet of zinc sulphide rough concentrate and the outlet of zinc sulphide flotation tailing, the vulcanization plumbum floatation tail
Mine entrance is connected with vulcanized lead flotation tailing outlet；
There is zinc sulphide flotation tailing entrance, CMC inhibitor first to enter for lead oxide flotation unit, the lead oxide flotation unit
Mouth, Na2S activator first entrance, third collecting agent entrance, third foaming agent entrance, the outlet of lead oxide rough concentrate and lead oxide
Flotation tailing outlet, the zinc sulphide flotation tailing entrance are connected with zinc sulphide flotation tailing outlet；
There is lead oxide flotation tailing entrance, CMC inhibitor second to enter for zinc oxide flotation unit, the zinc oxide flotation unit
Mouth, Na2S activator second entrance, the 4th collecting agent entrance, the outlet of zinc oxide rough concentrate and the outlet of zinc oxide flotation tailing, institute
Lead oxide flotation tailing entrance is stated to be connected with lead oxide flotation tailing outlet.
2. system according to claim 1, which is characterized in that the vulcanized lead flotation unit includes:
Vulcanized lead roughing device, the vulcanized lead roughing device have ore pulp import, inhibitor import, the first collecting agent import,
First foaming agent import, the outlet of vulcanized lead roughing mine and the outlet of vulcanized lead rougher tailings, the ore pulp import go out with the ore pulp
Mouth is connected；
Vulcanized lead scans device, the vulcanized lead scan device with vulcanized lead rougher tailings entrance, the first collecting agent inlet port,
First foaming agent inlet port, vulcanized lead scan mine outlet and vulcanized lead scans tailing outlet, the vulcanized lead rougher tailings entrance
It is connected with vulcanized lead rougher tailings outlet.
3. system according to claim 2, which is characterized in that the zinc sulphide flotation unit includes:
There is the import of vulcanized lead flotation tailing, activator import, second to catch for zinc sulphide roughing device, the zinc sulphide roughing device
Receive agent import, the second foaming agent import, the outlet of zinc sulphide roughing mine and the outlet of zinc sulphide rougher tailings, the vulcanization plumbum floatation tail
Mine import is exported with the vulcanized lead flotation tailing or the vulcanized lead scans tailing outlet and is connected；
Zinc sulphide scans device, the zinc sulphide scan device with zinc sulphide rougher tailings entrance, the second collecting agent inlet port,
Second foaming agent inlet port, zinc sulphide scan mine outlet and zinc sulphide scans tailing outlet, the zinc sulphide rougher tailings entrance
It is connected with zinc sulphide rougher tailings outlet.
4. system according to claim 3, which is characterized in that the lead oxide flotation unit includes:
Lead oxide roughing device, the lead oxide roughing device have the import of zinc sulphide flotation tailing, CMC inhibitor first into
Mouth, Na2The first import of S activator, the import of third collecting agent, the import of third foaming agent, the outlet of lead oxide roughing mine and lead oxide
Rougher tailings outlet, the zinc sulphide flotation tailing import and the zinc sulphide flotation tailing export or the zinc sulphide scans tail
Mine outlet is connected；
Lead oxide scans device, and the lead oxide scans device with lead oxide rougher tailings entrance, Na2S activator first enters
Mouth, third collecting agent inlet port, third foaming agent inlet port, lead oxide scan mine outlet and lead oxide scans tailing outlet, institute
Lead oxide rougher tailings entrance is stated to be connected with lead oxide rougher tailings outlet.
5. system according to claim 4, which is characterized in that the zinc oxide flotation unit includes:
Zinc oxide roughing device, the zinc oxide roughing device have the import of lead oxide flotation tailing, CMC inhibitor second into
Mouth, Na2The second import of S activator, the 4th collecting agent import, the outlet of zinc oxide roughing mine and the outlet of zinc oxide rougher tailings, institute
State the import of lead oxide flotation tailing exported with the lead oxide flotation tailing or the lead oxide scan tailing outlet be connected；
Zinc oxide scans device, and the zinc oxide scans device with zinc oxide rougher tailings entrance, Na2S activator second enters
Mouth, the 4th collecting agent inlet port, zinc oxide scan mine outlet and zinc oxide scans tailing outlet, and the zinc oxide rougher tailings enters
Mouth is connected with zinc oxide rougher tailings outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820963555.XU CN208944365U (en) | 2018-06-21 | 2018-06-21 | The system for handling Pb-Zn deposits |
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