CN105127004B - A kind of method for floating reaching high reliability - Google Patents
A kind of method for floating reaching high reliability Download PDFInfo
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- CN105127004B CN105127004B CN201510656445.XA CN201510656445A CN105127004B CN 105127004 B CN105127004 B CN 105127004B CN 201510656445 A CN201510656445 A CN 201510656445A CN 105127004 B CN105127004 B CN 105127004B
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- flotation column
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Abstract
The present patent application discloses a kind of method for floating for reaching high reliability, it uses mode selection parts, there is switching construction in mode selection part, the structure is preferably monitored the working condition of flotation column, it is not only able to the blocking of discovery return pipe, it can also automatically switch the flotation mode of flotation column to non-middling cycle mode, improve the reliability of flotation column；The control that the main controller 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, thus realize block part is being handled online.
Description
The present invention is a kind of divisional application of patent of invention " method for floating of high reliability ", and the applying date of original application is
On April 11st, 2014, the application number of original application is 2014101444442, and the invention and created name of original application is " a kind of highly reliable
The method for floating of property ".
Technical field
This application involves a kind of method for floating, and in particular to a kind of to switch over to guarantee to float using two sets of floatation systems
The method for selecting reliability.
Background technique
Flotation column has been the conventional equipment in flotation field, and flotation column usually has middling cycle structure, middling cycle structure
The chats of inabundant flotation is inflated again and is returned in flotation column, existing middling cycle structure wishes more uniform by ore pulp
Distribution, therefore more return pipe is used, but excessive return pipe branch causes the diameter of pipe smaller to be adapted to chats
Back amount, and inevitably there is return pipe clogging.
Overfall blockage is overcome currently without particularly effective technical solution, firstly, return pipe is blocked in floatation process
In be difficult to find because flotation column be enclosure space, there are a large amount of overflow foam at overflow port, these factors result in difficulty
In the blocking of discovery return pipe；On the other hand, good method is not dredged having found blocking, can only shut down dimension
It repairs.But the ore pulp not sorted completely in flotation column can only stop flotation and exhaust, this undoubtedly wastes valuable mineral resources.
Summary of the invention
The purpose of the present invention is to provide a kind of method for floating of high reliability, to solve overfall in the prior art above-mentioned
The problem of blockage.
The present invention realizes that a kind of method for floating of high reliability, it uses flotation column, flotation by the following method
Column lower part has chats collection portion, and chats collection portion is connected with distributor, and chats collection portion, which collects the middle ore pulp of flotation column, converges
Mode selection part is sent by pumping to after conjunction, mode selection part is connected with distributor, and distributor is connected to floating by multiple return pipes
Select column, the interface of return pipe and flotation column is located at the top of chats collection portion, and mode selection part can return flotation column in chats
It returns in modes of inflation and non-middling recurrence modes of inflation and switches.
More preferably, the feeding end of mode selection part is connected with pump, and discharge end is connected with distributor, sets in mode selection part
There is a switching construction, switching construction tool is there are 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 the first land and
Second land, the center of switching construction also have the channel 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 third chamber；Second land and discharge end it
Between be equipped with stopper section, which has determined the minimum space of third chamber；Mode selection part is also connected with charging portion, pressure-sensing
Portion and muffler, switching construction in mode selection part there are two position, at first position, charging portion, pressure-sensing portion with
First chamber is connected, and muffler is connected with the second chamber；When the second position, charging portion, pressure-sensing portion and muffler with the second chamber
It is connected；Muffler is connected with jet plate 6.
More preferably, for flotation column in the case where normal work, return pipe feed back is smooth, and pump will be sent into after the pressurization of middle ore pulp
Mode selection part, in mode selection part, middle ore pulp, which is flowed through from switching construction central passage and flowed out from discharge end, enters distribution
Device, switching construction are pushed to first position, and charging portion is supplied 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 at least one of return pipe is blocked, the middle ore pulp discharge of discharge end is unsmooth, 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 position, by the second ring
Platform and minor diameter cooperate positioning jointly；Charging portion, pressure-sensing portion and muffler are connected with the second chamber, what charging portion was supplied
High pressure gas is directly entered muffler, and projects from jet plate, and flotation column is made to work on up to the flotation of ore pulp in flotation column
Separation finishes, and pressure-sensing portion is triggered by pressure value decline, which is reached main controller.
More preferably, main controller issues instruction to pump, makes it after obtaining the blocked signal of the sending in pressure-sensing portion
Pumping pressure is improved, and pump is worked at this pressure and is kept for a predetermined time, pumping pressure drops to initial pressure later,
In this scheduled time, switching construction is pushed to first position from the second position, but its state is unstable, whole flotation column
Irregular switching in both modes, after the step of being repeated as many times such boosting, decompression, main controller measuring pressure sense again
The pressure value in survey portion illustrates that switching construction has been returned to first if its pressure rises to and stablizes in original state
It sets, what the blocking of return pipe obtained solves or influenced to be down in acceptable range.
More preferably, main controller is pulsed buck to the control of pump.
The utility model has the advantages that
1) the present patent application has used mode selection part, has switching construction in mode selection part, the structure is preferably right
The working condition of flotation column is monitored, and is not only able to the blocking of discovery return pipe, moreover it is possible to automatically switch the flotation mould of flotation column
Formula improves the reliability of flotation column；
2) control of the main controller of the flotation column of the application by 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, thus real
Online block part is handled now.
Detailed description of the invention
Fig. 1 is flotation column structural schematic diagram 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: 1, flotation column；2, import；3, distributor；4, overflow port；5, return pipe；6, jet plate；7, chats is collected
Portion；8, tunable pump；9, mode selection part；10, charging portion；11, pressure-sensing portion；12, the first chamber；13, the second chamber；14, third
Chamber；15, feeding end；16, discharge end；17, the first land；18, the second land.
Specific embodiment
As shown in Figure 1, flotation column 1 includes the import of feeding, the ore discharge of bottom exports (not providing appended drawing reference), flotation column
It is sent by pump 8 to model selection after there is chats collection portion 7, chats collection portion 7 to converge the middle ore pulp collection of flotation column lower part
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
There are two land, respectively the first land 17 and the second land 18, the diameters of the first land 17 for the switching construction tool of formula selector 9
Less than the second land diameter 18, the shell of mode selection part 9 is divided into minor diameter and major diameter portion, this two parts respectively corresponds
One land 17 and the second land 18, the center of switching construction also have the channel that ore pulp flows through in confession.First land 17 and pan feeding
Chamber between end 15 is the first chamber 12, and the chamber between two land is 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 will not resist discharge end 16 to the right to keep third chamber thorough
It disappears, optional specific embodiment is equipped with stopper section between the second land 18 and discharge end 16, which has determined third
The minimum space of chamber 14.Mode selection part 9 is also connected with charging portion 10, pressure-sensing portion 11 and muffler, and switching construction is in mould
There are two position in formula selector 9, when first position, charging portion 10, pressure-sensing portion 11 are connected with the first chamber 12, muffler and
Second chamber 13 is connected；When the second position, charging portion 10, pressure-sensing portion 11 and muffler are connected with the second chamber 13.
Working principle is explained as follows: for flotation column 1 in the case where normal work, return pipe feed back is smooth, pumps 8 for 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 outflows enter distributor 3, and due to the Fluid pressure effect of middle slurry mine, switching construction is pushed to first position, charging portion 10 to
Middle ore pulp gas supply, pressure-sensing portion 11 are in pressured state, and muffler is connected in idle state with the second chamber 13.
When at least one of return pipe is blocked, the middle ore pulp discharge of discharge end 16 is unsmooth, at this moment 16 internal pressure of discharge end
Power increases, and middle ore pulp pushes away switching construction to feeding end 15, and switching construction is finally stable in the second position, by the second land
18 cooperate positioning with minor diameter jointly.At this moment, charging portion 10, pressure-sensing portion 11 and muffler are connected with the second chamber 13,
The high pressure gas that charging portion 10 is supplied is directly entered muffler, and projects from jet plate 6, so that flotation column is worked on until flotation
Flotation of ore pulp separation in column finishes, and pressure-sensing portion 11 is triggered by pressure value decline, which is reached master control
Machine reminds operator to pay attention to.
In this way, alloing flotation column to carry out floating operation in both modes, when return pipe quilt by mode selection part 9
Flotation column automatically switches to second mode when stifled, and the flotation of flotation column is made to carry out completely, embodying higher reliability.
Further, the application also flotation column is not shut down online the blocking to return pipe 5 carry out cleaning propose creativeness
Solution, specific as follows, main controller confirms that at least one return pipe is blocked after the signal for obtaining pressure-sensing portion 11,
Then it issues and instructs to pump 8, so that it is improved pumping pressure, and pump 8 is worked at this pressure and is kept for a predetermined time, later
Pumping pressure drops to initial pressure, and in this scheduled time, switching construction is pushed to first position, but its shape from the second position
State is unstable, whole flotation column irregular switching in both modes, but regardless of which kind of mode, the operation of flotation all one
Directly carrying out, after the step of being repeated as many times such boosting, decompression, the pressure value of main controller measuring pressure detecting part 11 again,
If its pressure rises to and stablizes in original state, illustrate that switching construction has been returned to first position, return pipe 5 blocks up
It fills in solving of obtaining or is influenced to be down in acceptable range.Preferred mode is that main controller is arteries and veins to the control of pump 8
Rush formula buck.
It is described above although the disclosed high reliability method for floating being related to is particularly described referring to embodiment
Embodiment be it is illustrative rather than restrictive, without departing from the present invention, all change and modification are all
Within protection scope of the present invention.
Claims (1)
1. a kind of method for floating for reaching high reliability, it uses flotation column, flotation column lower part has chats collection portion (7),
Chats collection portion (7) is connected with distributor (3), and chats collection portion (7) passes through pump (8) after converging the middle ore pulp collection of flotation column
It send to mode selection part (9), mode selection part (9) is connected with distributor (3), and distributor (3) is connected to by multiple return pipes
Flotation column (1), the interface of return pipe and flotation column (1) are located at the top of chats collection portion (7), and middle ore pulp is by distributor (3)
Each return pipe is uniformly entered, and returns to flotation column (1)；Mode selection part can control the flotation mode of flotation column, mode
The feeding end (15) of selector (9) is connected with pump (8), and discharge end (16) is connected with distributor (3), sets in mode selection part (9)
Have a switching construction, switching construction tool there are two land, respectively the first land (17) and the second land (18), the first land it is straight
Diameter is divided into minor diameter and major diameter portion less than the second land diameter, the shell of mode selection part, this two parts respectively corresponds
One land and the second land, the center of switching construction also have the channel that ore pulp flows through in confession；Between first land and feeding end
Chamber be the first chamber (12), the chamber between two land is the second chamber (13), and the chamber of the second land and discharge end is third chamber
(14)；Stopper section is equipped between second land and discharge end, which has determined the minimum space of third chamber (14)；Second ring
Platform (18) can be by minor diameter backstop, but will not resist discharge end (16) to the right to make third chamber thoroughly disappear；Mode
Selector (9) is also connected with charging portion (10), and pressure-sensing portion (11) and muffler, switching construction have two in mode selection part
A position, at first position, charging portion, pressure-sensing portion are connected with the first chamber, and muffler is connected with the second chamber；Pass through mode
Selector (9), allows flotation column to carry out floating operation in both modes, flotation column automatically switches to when return pipe is blocked
Second mode；When the second position, charging portion, pressure-sensing portion and muffler are connected with the second chamber；Muffler and jet plate (6)
It is connected；In the inside of flotation column (1), the position of jet plate (6) is lower than return pipe (5)；
For flotation column in the case where normal work, return pipe feed back is smooth, and pump will be sent into mode selection part after the pressurization of middle ore pulp,
In mode selection part, middle ore pulp flows through from switching construction central passage and enters distributor, switching construction quilt from discharge end outflow
Push first position to, charging portion is supplied to middle ore pulp, and flotation column is in middling recurrence modes of inflation, and pressure-sensing portion, which is in, to be pressurized
State, muffler are connected in idle state with the second chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510656445.XA CN105127004B (en) | 2014-04-11 | 2014-04-11 | A kind of method for floating reaching high reliability |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410144444.2A CN103878070B (en) | 2014-04-11 | 2014-04-11 | A kind of method for floating of high reliability |
| CN201510656445.XA CN105127004B (en) | 2014-04-11 | 2014-04-11 | A kind of method for floating reaching high reliability |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410144444.2A Division CN103878070B (en) | 2014-04-11 | 2014-04-11 | A kind of method for floating of high reliability |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105127004A CN105127004A (en) | 2015-12-09 |
| CN105127004B true CN105127004B (en) | 2019-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410144444.2A Active CN103878070B (en) | 2014-04-11 | 2014-04-11 | A kind of method for floating of high reliability |
| CN201510656499.6A Active CN105127006B (en) | 2014-04-11 | 2014-04-11 | A kind of method for floating for realizing high reliability |
| CN201510656461.9A Active CN105127011B (en) | 2014-04-11 | 2014-04-11 | A kind of flotation mode selective structure |
| CN201510656498.1A Active CN105170337B (en) | 2014-04-11 | 2014-04-11 | A kind of method for floating improving reliability |
| CN201510656460.4A Active CN105127005B (en) | 2014-04-11 | 2014-04-11 | A kind of method for floating with high reliability |
| CN201510656445.XA Active CN105127004B (en) | 2014-04-11 | 2014-04-11 | A kind of method for floating reaching high reliability |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410144444.2A Active CN103878070B (en) | 2014-04-11 | 2014-04-11 | A kind of method for floating of high reliability |
| CN201510656499.6A Active CN105127006B (en) | 2014-04-11 | 2014-04-11 | A kind of method for floating for realizing high reliability |
| CN201510656461.9A Active CN105127011B (en) | 2014-04-11 | 2014-04-11 | A kind of flotation mode selective structure |
| CN201510656498.1A Active CN105170337B (en) | 2014-04-11 | 2014-04-11 | A kind of method for floating improving reliability |
| CN201510656460.4A Active CN105127005B (en) | 2014-04-11 | 2014-04-11 | A kind of method for floating with high reliability |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103878070B (en) * | 2014-04-11 | 2015-12-30 | 衢州市科诚技术开发有限公司 | A kind of method for floating of high reliability |
| CN110064522A (en) * | 2019-05-30 | 2019-07-30 | 贵州大学 | A kind of low-grade phosphate ore automatic control flotation unit |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN103878070A (en) | 2014-06-25 |
| CN105170337A (en) | 2015-12-23 |
| CN105127004A (en) | 2015-12-09 |
| CN103878070B (en) | 2015-12-30 |
| CN105127005B (en) | 2018-09-21 |
| CN105170337B (en) | 2018-09-11 |
| CN105127005A (en) | 2015-12-09 |
| CN105127011B (en) | 2018-06-15 |
| CN105127006A (en) | 2015-12-09 |
| CN105127006B (en) | 2019-03-05 |
| CN105127011A (en) | 2015-12-09 |
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