CN106000661B - A kind of flotation column of high reliability - Google Patents
A kind of flotation column of high reliability Download PDFInfo
- Publication number
- CN106000661B CN106000661B CN201610386570.8A CN201610386570A CN106000661B CN 106000661 B CN106000661 B CN 106000661B CN 201610386570 A CN201610386570 A CN 201610386570A CN 106000661 B CN106000661 B CN 106000661B
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- China
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- land
- chamber
- flotation column
- mode selection
- selection part
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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
-
- 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
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biotechnology (AREA)
- Paper (AREA)
- Treatment Of Liquids With Adsorbents In General (AREA)
Abstract
The present patent application discloses a kind of flotation column of high reliability, it use mode selection part, there is switching construction in mode selection part, the structure is preferably monitored to the working condition of flotation column, it is not only able to find the blocking of return pipe, can also automatically switch flotation column flotation pattern to non-middling cycle pattern, improve the reliability of flotation column；The control that the main control computer of flotation column passes through the pumping pressure to pump, boosting and decompression repeatedly, block part is impacted, no matter and flotation column can be carried out flotation in the flrst mode or in second mode, block part is being handled online so as to realize.
Description
The present invention is a kind of divisional application of patent of invention " high reliability flotation column ", and the applying date of original application is 2014
April 11, the application number of original application is 2014101442108, and the invention and created name of original application is a kind of " high reliability flotation
Post ".
Technical field
The application is related to a kind of equipment in flotation field, and in particular to a kind of flotation column with two sets of inflatable structures.
Background technology
Flotation column has been the conventional equipment in flotation field, and flotation column generally has middling cycle structure, middling cycle structure
The chats of inabundant flotation is inflated again and returned in flotation column, existing middling cycle structure is wished ore pulp more uniformly
Distribution, therefore more return pipe is used, but excessive return pipe branch causes the diameter of pipe smaller so as to be adapted to chats
Back amount, and inevitably there is return pipe clogging.
Overcome overfall blockage currently without particularly effective technical scheme, first, return pipe is blocked in floatation process
In be difficult find because flotation column is closing space, substantial amounts of overflow foam at overfall be present, these factors result in difficulty
In the blocking for finding return pipe；On the other hand, also dredged without good method even if being found that to block, can only be shut down to tie up
Repair.But the ore pulp not sorted completely in flotation column can only stop flotation and drain, this undoubtedly wastes the mineral resources of preciousness.
The content of the invention
It is an object of the invention to provide a kind of flotation column of high reliability, to solve foregoing return pipe in the prior art
The problem of blocking.
The present invention realizes that a kind of high reliability flotation column, it includes the import of feeding, bottom by the following method
Ore discharge exports, and flotation column bottom has chats collection portion, and chats collection portion is connected with distributor, and distributor passes through multiple return pipes
It is connected to flotation column, the interface of return pipe and flotation column is located at the top of chats collection portion.
More preferably, chats collection portion is sent by pumping to mode selection part, mould after the middle ore pulp collection of flotation column is converged
Formula selector is connected with distributor.
More preferably, the feeding end of mode selection part is connected with pump, and discharge end is connected with distributor, is set in mode selection part
There is a switching construction, switching construction has two land, respectively the first land and the second land, and the diameter of the first land is less than the
Two land diameters, the shell of mode selection part are divided into minor diameter and major diameter portion, this two parts respectively correspond to the first land and
Second land, the center of switching construction also have the passage that ore pulp flows through in confession；Chamber between first land and feeding end is the
One chamber, the chamber between two land are the second chamber, and the chamber of the second land and discharge end is the 3rd chamber；Second land and discharge end it
Between be provided with stopper section, the stopper section determines the minimum space of the 3rd chamber；Mode selection part is also associated with charging portion, pressure-sensing
Portion and muffler, switching construction has two positions in mode selection part, at first position, charging portion, pressure-sensing portion with
First chamber is connected, and muffler is connected with the second chamber；During the second place, charging portion, pressure-sensing portion and muffler with the second chamber
It is connected；Muffler is connected with jet plate.
More preferably, for flotation column in the case of normal work, return pipe feed back is smooth, and pump is sent into after middle ore pulp is pressurizeed
Mode selection part, in mode selection part, middle ore pulp flows through from switching construction central passage and exits into distribution from discharge end
Device, switching construction are pushed to first position, and charging portion supplies to middle ore pulp, and pressure-sensing portion is in pressured state, muffler with
Second chamber, which is connected, is in idle state.
More preferably, when in return pipe it is at least one be blocked, the middle ore pulp discharge of discharge end is not smooth, at this moment discharge end
Interior pressure increases, and middle ore pulp pushes away switching construction to feeding end, and switching construction is finally stable in the second place, by the second ring
Platform coordinates positioning jointly with minor diameter；Charging portion, pressure-sensing portion and muffler are connected with the second chamber, what charging portion was supplied
Gases at high pressure are directly entered muffler, and are projected from jet plate, flotation column is worked on up to the flotation of ore pulp in flotation column
Separation is finished, and the decline of pressure-sensing portion compression force value is triggered, and the status signal is reached into main control computer.
More preferably, main control computer sends instruction to pump, makes it after the blocked signal sent in pressure-sensing portion is obtained
Pumping pressure is improved, and pump is worked at this pressure and is kept for a scheduled time, pumping pressure drops to initial pressure afterwards,
In this predetermined time, switching construction is pushed to first position from the second place, but its state is unstable, overall flotation column
Irregular switching in both modes, after the step of repeatedly such boosting, decompression, main control computer measuring pressure sense again
The pressure value in survey portion, if its pressure rises to and stably in original state, illustrates that switching construction has been returned to first
Put, what the blocking of return pipe 5 obtained solves or influenceed to be down in acceptable scope.
More preferably, control of the main control computer to pump is pulsed buck.
Beneficial effect：
1）The present patent application has used mode selection part, has switching construction in mode selection part, and the structure is preferably right
The working condition of flotation column is monitored, and is not only able to find the blocking of return pipe, moreover it is possible to the flotation mould for the flotation column that automatically switches
Formula, improve the reliability of flotation column；
2）For the main control computer of the flotation column of the application by the control of the pumping pressure to pump, boosting and decompression repeatedly are right
Block part is impacted, no matter and flotation column can be carried out flotation in the flrst mode or in second mode, so as to real
Online block part is handled now.
Brief description of the drawings
Fig. 1 is flotation column structural representation of the present invention.
Fig. 2 is the first state of mode selection part.
Fig. 3 is the second state of mode selection part.
In figure：1st, flotation column；2nd, import；3rd, distributor；4th, overfall；5th, return pipe；6th, jet plate；7th, chats is collected
Portion；8th, tunable pump；9th, mode selection part；10th, charging portion；11st, pressure-sensing portion；12nd, the first chamber；13rd, the second chamber；14th, the 3rd
Chamber；15th, feeding end；16th, discharge end；17th, the first land；18th, the second land.
Embodiment
As shown in figure 1, flotation column 1 includes the import of feeding, the ore discharge outlet of bottom（Reference is not provided）, flotation column
Bottom has a chats collection portion 7, chats collection portion 7 collects the middle ore pulp of flotation column converge after model selection delivered to by pump 8
Portion 9, mode selection part 9 are connected with distributor 3, and middle ore pulp uniformly enters each return pipe by the distributional effects of distributor 3,
And flotation column 1 is returned to, the interface of return pipe and flotation column 1 is located at the top of chats collection portion 7.
It can know from Fig. 2, the feeding end 15 of mode selection part 9 is connected with pump 8, and discharge end 16 is connected with distributor 3, mould
The switching construction of formula selector 9 has two land, respectively the first land 17 and the second land 18, the diameter of the first land 17
Less than the second land diameter 18, the shell of mode selection part 9 is divided into minor diameter and major diameter portion, and this two parts corresponds to the respectively
One land 17 and the second land 18, the center of switching construction also have the passage that ore pulp flows through in confession.First land 17 and pan feeding
Chamber between end 15 be the first chamber 12, and the chamber between two land be the second chamber, and the chamber of the second land 18 and discharge end 16 is the
Three chambers 14.Second land 18 can be by minor diameter backstop, but also will not prop up discharge end 16 to the right so that the 3rd chamber is thorough
Disappear, optional specific embodiment is provided with stopper section between the second land 18 and discharge end 16, and the stopper section determines the 3rd
The minimum space of chamber 14.Mode selection part 9 is also associated with charging portion 10, pressure-sensing portion 11 and muffler, and switching construction is in mould
Have two positions in formula selector 9, during first position, charging portion 10, pressure-sensing portion 11 are connected with the first chamber 12, muffler with
Second chamber 13 is connected；During the second place, charging portion 10, pressure-sensing portion 11 and muffler are connected with the second chamber 13.
Operation principle is explained as follows：For flotation column 1 in the case of normal work, return pipe feed back is smooth, and pump 8 is by middle ore pulp
Mode selection part 9 is sent into after pressurization, in mode selection part 9, middle ore pulp flows through from switching construction central passage and from discharge end
16 exit into distributor 3, and due to the Fluid pressure effect of middle slurry ore deposit, switching construction is pushed to first position, charging portion 10 to
Middle ore pulp supply, pressure-sensing portion 11 are in pressured state, and muffler is connected with the second chamber 13 is in idle state.
When in return pipe it is at least one be blocked, the middle ore pulp discharge of discharge end 16 is not smooth, at this moment the internal pressure of discharge end 16
Power increases, and middle ore pulp pushes away switching construction to feeding end 15, and switching construction is finally stable in the second place, by the second land
18 coordinate positioning jointly with minor diameter.At this moment, charging portion 10, pressure-sensing portion 11 and muffler are connected with the second chamber 13,
The gases at high pressure that charging portion 10 is supplied are directly entered muffler, and are projected from jet plate 6, flotation column is worked on until flotation
Flotation of ore pulp separation in post is finished, and the decline of the compression force value of pressure-sensing portion 11 is triggered, and the status signal is reached into master control
Machine reminds operating personnel to pay attention to.
So, by mode selection part 9, flotation column is allow to carry out floating operation in both modes, when return pipe quilt
Flotation column automatically switches to second mode when stifled, makes the flotation of flotation column carry out completely, embodying higher reliability.
Further, the blocking that the application is not shut down also to return pipe 5 online to flotation column carries out cleaning and proposes creativeness
Solution, specific as follows, main control computer confirms that at least one return pipe is blocked after the signal in pressure-sensing portion 11 is obtained,
Then instruction is sent to pump 8, it is improved pumping pressure, and pump 8 is worked at this pressure and is kept for a scheduled time, afterwards
Pumping pressure drops to initial pressure, and in this predetermined time, switching construction is pushed to first position, but its shape from the second place
State is unstable, overall flotation column irregular switching in both modes, but no matter which kind of pattern, the operation all one of flotation
Directly carrying out, after the step of repeatedly such boosting, decompression, the pressure value of main control computer measuring pressure detecting part 11 again,
If its pressure rises to and stably in original state, illustrates that switching construction has been returned to first position, return pipe 5 blocks up
Fill in solving of obtaining or influenceed to be down in acceptable scope.Preferable mode is that control of the main control computer to pump 8 is arteries and veins
Rush formula buck.
Although the disclosed high reliability flotation column being related to is particularly described with reference to embodiment, reality described above
It is illustrative and not restrictive to apply example, and without departing from the present invention, all changing and modifications all exists
Within protection scope of the present invention.
Claims (2)
- A kind of 1. flotation column of high reliability（1）, it includes the import of feeding（2）, the ore discharge outlet of bottom, it is characterised in that Flotation column bottom has chats collection portion（7）, chats collection portion（7）With distributor（3）It is connected, distributor（3）Pass through multiple times Slurry pipe is connected to flotation column（1）, return pipe and flotation column（1）Interface be located at chats collection portion（7）Top, chats collection portion （7）The middle ore pulp of flotation column is collected and passes through pump after converging（8）Deliver to mode selection part（9）, mode selection part（9）With distributor （3）It is connected, for flotation column in the case of normal work, return pipe feed back is smooth, and pump is sent into model selection after middle ore pulp is pressurizeed Portion, in mode selection part, middle ore pulp flows through from switching construction central passage and exits into distributor, switching knot from discharge end Structure is pushed to first position, and charging portion supplies to middle ore pulp, and pressure-sensing portion is in pressured state, and muffler is connected with the second chamber In idle state；Mode selection part（9）Feeding end（15）With pump（8）It is connected, discharge end（16）With distributor（3）It is connected, Mode selection part（9）Interior to be provided with switching construction, switching construction has two land, respectively the first land（17）With the second land （18）, the diameter of the first land is less than the second land diameter, and the shell of mode selection part is divided into minor diameter and major diameter portion, this Two parts correspond to the first land and the second land respectively, and the center of switching construction also has the passage that ore pulp flows through in confession；First Chamber between land and feeding end is the first chamber（12）, the chamber between two land is the second chamber（13）, the second land is with discharging The chamber at end is the 3rd chamber（14）；Stopper section is provided between second land and discharge end, the stopper section determines the 3rd chamber（14）'s Minimum space；Mode selection part（9）It is also associated with charging portion（10）, pressure-sensing portion（11）And muffler, switching construction is in mould There are two positions in formula selector, at first position, charging portion, pressure-sensing portion are connected with the first chamber, muffler and second Chamber is connected；During the second place, charging portion, pressure-sensing portion and muffler are connected with the second chamber；Muffler and jet plate（6）Phase Even.
- 2. the flotation column of high reliability according to claim 1, it is characterised in that：Control of the main control computer to pump is pulsed Buck.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610386570.8A CN106000661B (en) | 2014-04-11 | 2014-04-11 | A kind of flotation column of high reliability |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410144210.8A CN103878074B (en) | 2014-04-11 | 2014-04-11 | A kind of high reliability flotation column |
| CN201610386570.8A CN106000661B (en) | 2014-04-11 | 2014-04-11 | A kind of flotation column of high reliability |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410144210.8A Division CN103878074B (en) | 2014-04-11 | 2014-04-11 | A kind of high reliability flotation column |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106000661A CN106000661A (en) | 2016-10-12 |
| CN106000661B true CN106000661B (en) | 2018-03-09 |
Family
ID=50947393
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610386576.5A Active CN105880036B (en) | 2014-04-11 | 2014-04-11 | High reliability flotation column |
| CN201610386570.8A Active CN106000661B (en) | 2014-04-11 | 2014-04-11 | A kind of flotation column of high reliability |
| CN201410144210.8A Expired - Fee Related CN103878074B (en) | 2014-04-11 | 2014-04-11 | A kind of high reliability flotation column |
| CN201610386582.0A Active CN105797871B (en) | 2014-04-11 | 2014-04-11 | flotation column |
| CN201610386581.6A Active CN105964418B (en) | 2014-04-11 | 2014-04-11 | The flotation column of high reliability |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610386576.5A Active CN105880036B (en) | 2014-04-11 | 2014-04-11 | High reliability flotation column |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410144210.8A Expired - Fee Related CN103878074B (en) | 2014-04-11 | 2014-04-11 | A kind of high reliability flotation column |
| CN201610386582.0A Active CN105797871B (en) | 2014-04-11 | 2014-04-11 | flotation column |
| CN201610386581.6A Active CN105964418B (en) | 2014-04-11 | 2014-04-11 | The flotation column of high reliability |
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| CN (5) | CN105880036B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105880036B (en) * | 2014-04-11 | 2019-03-05 | 衢州市优德工业设计有限公司 | High reliability flotation column |
| CN108459626A (en) * | 2017-09-21 | 2018-08-28 | 湖北博南科技有限公司 | The devices and methods therefor of Packed flotation column liquid level is automatically controlled based on pressure difference |
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- 2014-04-11 CN CN201410144210.8A patent/CN103878074B/en not_active Expired - Fee Related
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Also Published As
| Publication number | Publication date |
|---|---|
| CN105880036B (en) | 2019-03-05 |
| CN105964418B (en) | 2018-02-02 |
| CN105797871A (en) | 2016-07-27 |
| CN105880036A (en) | 2016-08-24 |
| CN106000661A (en) | 2016-10-12 |
| CN105797871B (en) | 2018-02-27 |
| CN105964418A (en) | 2016-09-28 |
| CN103878074B (en) | 2016-08-03 |
| CN103878074A (en) | 2014-06-25 |
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