CN103977914A - Adjustable inflating floatation method - Google Patents
Adjustable inflating floatation method Download PDFInfo
- Publication number
- CN103977914A CN103977914A CN201410204721.4A CN201410204721A CN103977914A CN 103977914 A CN103977914 A CN 103977914A CN 201410204721 A CN201410204721 A CN 201410204721A CN 103977914 A CN103977914 A CN 103977914A
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- China
- Prior art keywords
- air
- disc
- adjustable inflatable
- inflatable component
- state
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/14—Flotation machines
- B03D1/24—Pneumatic
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biotechnology (AREA)
- Separation By Low-Temperature Treatments (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention discloses an adjustable inflating floatation method. An adjustable inflating assembly is used and adopts at least three inflating discs, so the adjustable inflating assembly has three inflating states, the air supply amounts at different inflating states are changed, the areas between the inflating assembly and ore pulp are also changed, and the inflating capacity can be fast responded according to the components of the ore pulp; a flow stabilizing plate is fixed on the first inflating disc of the adjustable inflating assembly by a support part, and the height of the flow stabilizing plate can be changed along with the height of the adjustable inflating assembly, so the ore particles can be fully mixed bubbles for a longer time.
Description
Technical field
The application relates to a kind of method for floating, is specifically related to a kind of air flotation method that can regulate inflation.
Background technology
Flotation column is the important a kind of floatation equipment in flotation field, flotation column in common practise has main body, apparatus for feeding, charger, overflow collection and slag-drip opening etc., as Chinese patent, CN202845173U is disclosed, its charger is specially foam maker 2, has in addition and prevents that the stabilier 3 of turbulent flow generation is located at the upper end of flotation column.The inflation effective area of the foam maker of this flotation column is fixed, cannot regulate, applicant finds in the process of flotation column flotation, along with the carrying out of flotation, the change of ore pulp composition, corresponding change aeration quantity is useful to flotation, the charger valve common and adjustable flow of fixed structure is used in conjunction with, thereby change the amount of inflation, but cannot change the area of the interactional interface of gas and ore pulp (interface), make control system to regulate aeration quantity according to the real-time condition of ore pulp fast.The stabilier of " well " shape is also the prior art of flotation column, and ore pulp middling particle is carried floating by bubble, and fluid environment is difficult for and bubble disengagement mineral aggregate stably, but hard-wired stabilier is still and cannot meets the changeable component environment of ore pulp.In prior art, not yet there is the document that the flotation column of variable effective inflation area is studied, also do not have the precedent of seeing that inflation regulates and current stabilization regulates synergy to study.
Summary of the invention
The object of the present invention is to provide a kind of adjustable inflatable method for floating, solving flotation column inflation in aforesaid prior art cannot quick adjustment and the quick defect responding.
This adjustable inflatable method for floating, it has used flotation column main body, flotation column main body upper end has overfall, lower end to have slag-drip opening, feeding mouth is squeezed into the ore pulp of inflating in advance after mineralising in flotation column main body, the bottom of flotation column body interior is provided with inflatable component, and inflatable component can regulate aeration quantity according to the composition situation of ore pulp.
More preferably, inflatable component is adjustable inflatable component, and adjustable inflatable component is fixed with stabilier by support member, and stabilier changes the position in flotation column with the height change of adjustable inflatable component, the first filling channel, the second filling channel are horizontally disposed with, and the 3rd filling channel arranges obliquely.
More preferably, under identical air pressure, in unit interval, the air demand of the first disc for air inflation is X, the air demand of the second disc for air inflation is Y, the air demand of the 3rd disc for air inflation is Z, and X, Y, tri-values of Z are unequal, and adjustable inflatable component is in the time of the first state, the first to three disc for air inflation is all in same level, and now flotation column aeration quantity is X; Adjustable inflatable component is in the time of the second state, the first disc for air inflation driven member promotes, the second disc for air inflation and the 3rd disc for air inflation are in same level, now, flotation column air demand is X+Y, air supply opening can be the first and second disc for air inflation air feed simultaneously, the first disc for air inflation the gas of confession directly entered into flotation column, the second disc for air inflation institute supplied gas by second and the 3rd filling channel enter flotation column; Adjustable inflatable component is in the time of the third state, and the first to three disc for air inflation is respectively on three different height, and now air demand is X+Y+Z, and the constant voltage air-flow that air supply opening provides directly enters flotation column simultaneously by three disc for air inflations.
More preferably, stabilier is fixed on by support member on the first disc for air inflation of adjustable inflatable component, and when adjustable inflatable component is in second or when the third state, stabilier also rises thereupon.
More preferably, adjustable inflatable dish is in use adjusted adjustable inflatable component according to the real-time condition of ore pulp, is specially:
1) after flotation starts, adjustable inflatable component is air feed under the first state, inductor is measured foam recovery amount/concentrate yield of flotation column overfall, if the yield in the unit interval is ascendant trend, adjustable inflatable component becomes the second state from the first state;
2), again through a unit interval, if yield is still ascendant trend, adjustable inflatable component becomes the third state from the second state; If yield maintains an equal level with the value recording before, keep the second state;
3), again through a unit interval, if yield is downward trend, adjustable inflatable component is adjusted to low aeration quantity state from high aeration quantity, until reduce to the first state.
Beneficial effect:
1) adjustable inflatable component has adopted at least three disc for air inflations, also therefore have three inflated conditions at least, different inflated condition not only air demand changes, and the also change thereupon of the area that contacts with ore pulp of inflatable component, and air-breathing ability can be responded fast according to the composition level of ore pulp;
2) adjustable inflatable component in the time of the third state not only aeration quantity increase, air inflation indicator area change, but also hoisting depth upwards makes inflatable component extend into the deep of ore pulp circulation, this has strengthened the effect that gas is combined with ore particle;
3) on the first disc for air inflation of adjustable inflatable component, be fixed with stabilier by support member, the height of stabilier changes with the height change of adjustable inflatable component, can make ore particle and bubble have the more sufficient time to carry out combination.
Brief description of the drawings
Fig. 1 is the schematic diagram of adjustable inflatable flotation column.
Fig. 2 is the top view of stabilier.
Fig. 3 is the schematic diagram of adjustable inflatable component the first state.
Fig. 4 is the schematic diagram of adjustable inflatable component the second state.
Fig. 5 is the schematic diagram of the adjustable inflatable component third state.
In figure: 1, flotation column main body; 2, stabilier; 3, support member; 4, adjustable inflatable component; 5, the first disc for air inflation; 6, the second disc for air inflation; 7, the 3rd disc for air inflation; 8, sealing ring; 9, the first filling channel; 10, the second filling channel; 11, the 3rd filling channel.
Detailed description of the invention
Be described further below in conjunction with accompanying drawing:
Method for floating in the present embodiment has used flotation column, flotation column has flotation column main body, flotation column main body upper end has overfall, lower end to have slag-drip opening, feeding mouth is squeezed into the ore pulp of inflating in advance after mineralising in flotation column main body, the bottom of flotation column inside is provided with adjustable inflatable component 4, and adjustable inflatable component 4 is by support member 3 fixed constant-current plates 2.
Adjustable inflatable component 4 is made up of the above disc for air inflations of three or three, and the present embodiment is taking the adjustable inflatable component of three disc for air inflations as example.The cylinder that there is no bottom surface that the first disc for air inflation 5 is hollow, damaged surface has to cause lacks first filling channel 10, the first disc for air inflation and the power drive device of an adjusting position (not shown) that is connected in height, this driving arrangement can be realized by various structures in prior art, as stepper motor, an air supply opening is located at the lower end of the first disc for air inflation; The second disc for air inflation is the cylinder of not going up bottom surface, and it is set on the first disc for air inflation 5, and the first disc for air inflation 5 can drive the second gas fill dish to continue to rise rising to after predetermined altitude, and the second disc for air inflation has and causes few second filling channel 10; The 3rd disc for air inflation 7 is the cylinder of not going up bottom surface, and it is set on the second disc for air inflation 6, and can be filled dish by the 3rd gas spacing and carry on can not continuing rising to after predetermined altitude for the second disc for air inflation 6, and the 3rd disc for air inflation has and causes few the 3rd filling channel 11.Between the first disc for air inflation and the second disc for air inflation, be provided with sealing ring, between the second disc for air inflation and the 3rd disc for air inflation, be provided with sealing ring.
Be preferably, the first filling channel, the second filling channel are horizontally disposed with, and the 3rd filling channel arranges obliquely.
Suppose under identical air pressure, in the unit interval, the air demand of the first disc for air inflation is X, and the air demand of the second disc for air inflation is Y, and the air demand of the 3rd disc for air inflation is Z.Due to the diameter of three disc for air inflations not etc., in general X, Y, tri-values of Z are unequal, are preferably Z>Y>X.
As shown in Figure 3, adjustable inflatable component is in the time of the first state, and the first to three disc for air inflation is all in same level, and now flotation column aeration quantity is X.Air supply opening is set in the first disc for air inflation can only pass through the first disc for air inflation air feed, and the gas of the first disc for air inflation supply enters flotation column after by the first to three filling channel.
As shown in Figure 4, adjustable inflatable component is in the time of the second state, the first disc for air inflation driven member promotes, the second disc for air inflation and the 3rd disc for air inflation are in same level, now, flotation column air demand is X+Y, and air supply opening can be the first and second disc for air inflation air feed simultaneously, the first disc for air inflation the gas of confession directly entered into flotation column, the second disc for air inflation institute supplied gas by second and the 3rd filling channel enter flotation column.Under this state, not only air demand changes to some extent, and the also increase thereupon of effective contact area of charger and ore pulp, and this made within the shorter time, more effective change air-fill levels.
As shown in Figure 5, adjustable inflatable component is in the time of the third state, the first disc for air inflation drives on the second disc for air inflation and carries, the first to three disc for air inflation is respectively on three different height, now air demand is X+Y+Z, and the constant voltage air-flow that air supply opening provides directly enters flotation column by three disc for air inflations simultaneously, and charging efficiency is now for the highest, charger and ore pulp contact area have also reached maximum, i.e. gas and ore pulp contact area maximum.
Stabilier 2 is fixed on by support member on the first disc for air inflation of adjustable inflatable component, when adjustable inflatable component is in second or when the third state, stabilier 2 also rises thereupon, now ore pulp needs more turbulent flow that gas and mineral aggregate are clashed into and combination, and the too early ore pulp that makes enters the combination that current stabilization region is unfavorable for bubble and ore particle.
Adjustable inflatable dish is in use adjusted adjustable inflatable component according to the real-time condition of ore pulp, is specially:
1) after flotation starts, adjustable inflatable component is air feed under the first state, inductor is measured foam recovery amount/concentrate yield of flotation column overfall, if the yield in the unit interval is ascendant trend, adjustable inflatable component becomes the second state from the first state;
2), again through a unit interval, if yield is still ascendant trend, adjustable inflatable component becomes the third state from the second state; If yield maintains an equal level with the value recording before, keep the second state;
3), again through a unit interval, if yield is downward trend, adjustable inflatable component is adjusted to low aeration quantity state from high aeration quantity, until reduce to the first state.
[0029]the trend of above-mentioned yield can have multiple formula or method to calculate, wherein conventional computational methods are measure and compare at two yields corresponding to time end points of unit interval, if after any yield be greater than before any yield, be ascendant trend; The yield of 2 equates for aeration quantity should keep; The yield of rear point is less than the yield of front point, is downward trend.
Although the disclosed adjustable inflatable flotation column relating to has been carried out to special description with reference to embodiment; embodiment described above is illustrative and not restrictive; without departing from the present invention, all variations and amendment are all within protection scope of the present invention.
Claims (5)
1. an adjustable inflatable method for floating, it has used flotation column main body (1), flotation column main body upper end has overfall, lower end to have slag-drip opening, feeding mouth is squeezed into the ore pulp of inflating in advance after mineralising in flotation column main body, it is characterized in that: the bottom of flotation column body interior is provided with inflatable component, inflatable component can regulate aeration quantity according to the composition situation of ore pulp.
2. adjustable inflatable method for floating according to claim 1, it is characterized in that: inflatable component is adjustable inflatable component (4), adjustable inflatable component is fixed with stabilier (2) by support member (3), stabilier changes the position in flotation column with the height change of adjustable inflatable component, the first filling channel, the second filling channel are horizontally disposed with, and the 3rd filling channel arranges obliquely.
3. adjustable inflatable method for floating according to claim 2, it is characterized in that: under identical air pressure, in unit interval, the air demand of the first disc for air inflation is X, the air demand of the second disc for air inflation is Y, the air demand of the 3rd disc for air inflation is Z, adjustable inflatable component is in the time of the first state, and the first to three disc for air inflation is all in same level, and now flotation column aeration quantity is X; Adjustable inflatable component is in the time of the second state, the first disc for air inflation driven member promotes, the second disc for air inflation and the 3rd disc for air inflation are in same level, now, flotation column air demand is X+Y, air supply opening can be the first and second disc for air inflation air feed simultaneously, the first disc for air inflation the gas of confession directly entered into flotation column, the second disc for air inflation institute supplied gas by second and the 3rd filling channel enter flotation column; Adjustable inflatable component is in the time of the third state, and the first to three disc for air inflation is respectively on three different height, and now air demand is X+Y+Z, and the constant voltage air-flow that air supply opening provides directly enters flotation column simultaneously by three disc for air inflations.
4. adjustable inflatable method for floating according to claim 3, it is characterized in that: stabilier (2) is fixed on by support member on the first disc for air inflation of adjustable inflatable component, when adjustable inflatable component is in second or when the third state, stabilier (2) also rises thereupon.
5. adjustable inflatable method for floating according to claim 3, is characterized in that: adjustable inflatable dish is in use adjusted adjustable inflatable component according to the real-time condition of ore pulp, is specially:
1) after flotation starts, adjustable inflatable component is air feed under the first state, inductor is measured foam recovery amount/concentrate yield of flotation column overfall, if the yield in the unit interval is ascendant trend, adjustable inflatable component becomes the second state from the first state;
2), again through a unit interval, if yield is still ascendant trend, adjustable inflatable component becomes the third state from the second state; If yield maintains an equal level with the value recording before, keep the second state;
3), again through a unit interval, if yield is downward trend, adjustable inflatable component is adjusted to low aeration quantity state from high aeration quantity, until reduce to the first state.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410204721.4A CN103977914B (en) | 2014-05-15 | 2014-05-15 | A kind of adjustable inflatable method for floating |
| CN201610386505.5A CN105903575A (en) | 2014-05-15 | 2014-05-15 | Adjustable air inflation flotation method |
| CN201610386506.XA CN105944843A (en) | 2014-05-15 | 2014-05-15 | Adjustable pneumatic flotation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410204721.4A CN103977914B (en) | 2014-05-15 | 2014-05-15 | A kind of adjustable inflatable method for floating |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610386506.XA Division CN105944843A (en) | 2014-05-15 | 2014-05-15 | Adjustable pneumatic flotation method |
| CN201610386505.5A Division CN105903575A (en) | 2014-05-15 | 2014-05-15 | Adjustable air inflation flotation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103977914A true CN103977914A (en) | 2014-08-13 |
| CN103977914B CN103977914B (en) | 2016-08-24 |
Family
ID=51270224
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610386506.XA Withdrawn CN105944843A (en) | 2014-05-15 | 2014-05-15 | Adjustable pneumatic flotation method |
| CN201610386505.5A Withdrawn CN105903575A (en) | 2014-05-15 | 2014-05-15 | Adjustable air inflation flotation method |
| CN201410204721.4A Active CN103977914B (en) | 2014-05-15 | 2014-05-15 | A kind of adjustable inflatable method for floating |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610386506.XA Withdrawn CN105944843A (en) | 2014-05-15 | 2014-05-15 | Adjustable pneumatic flotation method |
| CN201610386505.5A Withdrawn CN105903575A (en) | 2014-05-15 | 2014-05-15 | Adjustable air inflation flotation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN105944843A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU489530A1 (en) * | 1974-05-16 | 1975-10-30 | Институт Обогащения Твердых Горючих Ископаемых | Pneumatic flotation machine |
| CN2586537Y (en) * | 2002-10-16 | 2003-11-19 | 王怀法 | Two-stage inflatable micro-foam flotation column apparatus |
| CN200998694Y (en) * | 2007-01-25 | 2008-01-02 | 湖南省煤炭科学研究所 | Short column jet flow floatation machine |
| CN102847614A (en) * | 2012-10-18 | 2013-01-02 | 洛阳昶威机械制造安装有限公司 | Short flotation column for selecting gold |
| CN102989592A (en) * | 2012-12-13 | 2013-03-27 | 广西华锡集团股份有限公司 | Multi-air-stream pulse injection-type floatation machine |
| CN103402645A (en) * | 2011-03-03 | 2013-11-20 | 西门子公司 | Flotation device, method for operating the flotation device and use thereof |
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| CN2053541U (en) * | 1989-05-08 | 1990-02-28 | 煤炭工业部济南煤矿设计研究院 | Depth trough type inflating mechanical agitation style floatation machine |
| SU1715433A2 (en) * | 1990-04-13 | 1992-02-28 | Иркутский политехнический институт | Froth separator |
| US5392924A (en) * | 1992-07-27 | 1995-02-28 | Little River Pastoral Co. Pty. Ltd. | Sand washing |
| CN1297492C (en) * | 2004-12-27 | 2007-01-31 | 西安建筑科技大学 | Air floated water treating separators |
| CN2778393Y (en) * | 2005-03-28 | 2006-05-10 | 郑义方 | Pneumatic ultrasonic floatation machine |
| CN202015655U (en) * | 2011-03-25 | 2011-10-26 | 洛阳昶威机械制造安装有限公司 | Circular inflatable stirring type flotation machine |
| CN103657876A (en) * | 2012-09-20 | 2014-03-26 | 谭乔丁 | Energy-saving efficient mineral flotation device and method |
| CN202845173U (en) * | 2012-10-18 | 2013-04-03 | 洛阳昶威机械制造安装有限公司 | Short floatation column used for gold selection and identification |
| CN202851989U (en) * | 2012-10-26 | 2013-04-03 | 栾川龙宇钼业有限公司 | Column type equipment ore pulp pneumatic control valve |
| CN103657839B (en) * | 2013-12-09 | 2015-12-09 | 中国矿业大学 | Gas-liquid-solid three-phase fluid bed separator and method for separating thereof |
-
2014
- 2014-05-15 CN CN201610386506.XA patent/CN105944843A/en not_active Withdrawn
- 2014-05-15 CN CN201610386505.5A patent/CN105903575A/en not_active Withdrawn
- 2014-05-15 CN CN201410204721.4A patent/CN103977914B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU489530A1 (en) * | 1974-05-16 | 1975-10-30 | Институт Обогащения Твердых Горючих Ископаемых | Pneumatic flotation machine |
| CN2586537Y (en) * | 2002-10-16 | 2003-11-19 | 王怀法 | Two-stage inflatable micro-foam flotation column apparatus |
| CN200998694Y (en) * | 2007-01-25 | 2008-01-02 | 湖南省煤炭科学研究所 | Short column jet flow floatation machine |
| CN103402645A (en) * | 2011-03-03 | 2013-11-20 | 西门子公司 | Flotation device, method for operating the flotation device and use thereof |
| CN102847614A (en) * | 2012-10-18 | 2013-01-02 | 洛阳昶威机械制造安装有限公司 | Short flotation column for selecting gold |
| CN102989592A (en) * | 2012-12-13 | 2013-03-27 | 广西华锡集团股份有限公司 | Multi-air-stream pulse injection-type floatation machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105903575A (en) | 2016-08-31 |
| CN105944843A (en) | 2016-09-21 |
| CN103977914B (en) | 2016-08-24 |
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Effective date of registration: 20221216 Address after: 276800 R&D Building No. 8, Electronic Information Industrial Park, Gaoxin 7th Road, Rizhao Hi tech Zone, Shandong Province 237, Xueyuan Road, Rizhao Hi tech Zone, Shandong Province Patentee after: Rizhao Xinrui Investment Promotion Development Co.,Ltd. Address before: 3-207, building 2, No. 6, Kaixuan South Road, Huigu industrial design Industrial Park, Quzhou green industry cluster district, Quzhou City, Zhejiang Province Patentee before: QUZHOU YIFAN DESIGN Co.,Ltd. |
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