CN203862406U - High-reliability flotation column - Google Patents
High-reliability flotation column Download PDFInfo
- Publication number
- CN203862406U CN203862406U CN201420174142.5U CN201420174142U CN203862406U CN 203862406 U CN203862406 U CN 203862406U CN 201420174142 U CN201420174142 U CN 201420174142U CN 203862406 U CN203862406 U CN 203862406U
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- China
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- flotation column
- chamber
- mode selection
- selection part
- ring platform
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- Withdrawn - After Issue
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Abstract
The utility model discloses a high-reliability flotation column. A mode selection part is used in the high-reliability flotation column. The mode selection part comprises a switching structure, the structure can better monitor the operating state of the flotation column, can find out blockage of a slurry return pipe and can also automatically switch a flotation mode of the flotation column to a non-middling circulation mode, and the reliability of the flotation column is improved. Through control over pumping pressure of a pump, pressure rising and pressure reducing of a main control machine of the flotation column are repeated so as to impact a blocked part, the flotation column can conduct flotation no matter whether the flotation column is in the first mode or the second mode, and therefore online treatment of the blocked part is achieved.
Description
Technical field
The application relates to the equipment in a kind of flotation field, is specifically related to a kind of flotation column with two cover inflatable structures.
Background technology
Flotation column has been the conventional equipment in flotation field, flotation column has chats loop structure conventionally, chats loop structure by not fully the chats of flotation again inflate and return in flotation column, existing chats loop structure wishes more uniformly ore pulp to be distributed, therefore adopt more return pipe, but thereby too much return pipe branch causes the less amount of returning that is adapted to chats of diameter of pipe, and inevitably there is return pipe clogging.
Especially effectively technical scheme does not overcome return pipe obstruction at present, first, return pipe is blocked in floatation process and is difficult to find, because flotation column is enclosure space, at overfall place, have a large amount of overflow foams, these factors all cause being difficult to find the obstruction of return pipe; On the other hand, even if found that stopping up the way also not had dredges, can only be shutdown maintenance.But the not ore pulp of complete sorting in flotation column can only be ended flotation and drain, and this has wasted valuable mineral resources undoubtedly.
Summary of the invention
The purpose of this utility model is to provide a kind of flotation column of high reliability, solves the problem that in aforesaid prior art, return pipe stops up.
The utility model is realized by the following method, a kind of high reliability flotation column, it comprises the import of material loading, the ore discharge outlet of bottom, flotation column bottom has chats collection unit, chats collection unit is connected with distributor, and distributor is connected to flotation column by a plurality of return pipes, and the interface of return pipe and flotation column is positioned at the top of chats collection unit.
More preferably, chats collection unit is sent by pumping to mode selection part after the middle ore pulp collection of flotation column is converged, and mode selection part is connected with distributor.
More preferably, the feeding end of mode selection part is connected with pump, discharge end is connected with distributor, in mode selection part, be provided with switching construction, switching construction has two ring platforms, is respectively first ring platform and the second ring platform, the diameter of first ring platform is less than the second ring platform diameter, the shell of mode selection part is divided into minor diameter and major diameter portion, and these two parts are distinguished corresponding first ring platform and the second ring platform, and the center of switching construction also has the passage that in confession, ore pulp flows through; Chamber between first ring platform and feeding end is the first chamber, and the chamber between two ring platforms is the second chamber, and the chamber of the second ring platform and discharge end is the 3rd chamber; Between the second ring platform and discharge end, be provided with stopper section, the minimum space in the 3rd chamber has been determined in this stopper section; Mode selection part is also connected with charging portion, pressure-sensing portion and muffler, and switching construction has two positions in mode selection part, and when primary importance, charging portion, pressure-sensing portion are connected with the first chamber, and muffler is connected with the second chamber; During the second place, charging portion, pressure-sensing portion and muffler are all connected with the second chamber; Muffler is connected with jet plate.
More preferably, flotation column is the in the situation that of normal work, return pipe feed back is smooth and easy, pump is by sending into mode selection part after middle ore pulp pressurization, and in mode selection part, middle ore pulp flows through and flows out and enter distributor from discharge end from switching construction central passage, switching construction is pushed to primary importance, charging portion is to middle ore pulp air feed, and pressure-sensing portion is in pressured state, and muffler is connected in idle state with the second chamber.
More preferably, at least one in return pipe is blocked, and the middle ore pulp discharge of discharge end is not smooth, at this moment discharge end internal pressure increases, middle ore pulp pushes away switching construction to feeding end, and switching construction is finally stabilized in the second place, by the second ring platform, jointly coordinates location with minor diameter; Charging portion, pressure-sensing portion and muffler are all connected with the second chamber, charging portion the gases at high pressure of confession directly enter muffler, and penetrate from jet plate, flotation column is worked on until the flotation of ore pulp separation in flotation column is complete, and the value of the being stressed decline of pressure-sensing portion is triggered, this status signal is reached to main control computer.
More preferably, main control computer is after obtaining the blocked signal sending of pressure-sensing portion, to pump, send instruction, make it improve pumping pressure, and pump is worked under this pressure a scheduled time of maintenance, pumping pressure drops to initial pressure afterwards, in this predetermined time, switching construction is pushed to primary importance from the second place, but its state is unsettled, the erratic switching under two kinds of patterns of whole flotation column, through such boosting repeatedly, after the step of step-down, main control computer is the force value of measuring pressure detecting part again, if its pressure rise to and be stabilized in original state, illustrate that switching construction has been returned to primary importance, the obstruction of return pipe 5 obtain solve or its impact be down in acceptable scope.
More preferably, main control computer is pulsed buck to the control of pump.
Beneficial effect:
1) mode selection part has been used in the utility model application, in mode selection part, have switching construction, this structure is monitored the duty of flotation column better, not only can find the obstruction of return pipe, can also the automatically switch flotation pattern of flotation column, has improved the reliability of flotation column;
2) main control computer of the application's flotation column is by the control to the pumping pressure of pump, boosting and step-down repeatedly, block part is impacted, no matter and flotation column can carry out flotation under first mode or in the second pattern, thereby realize, online block part is being processed.
Accompanying drawing explanation
Fig. 1 is the utility model flotation column structural representation.
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, overfall; 5, return pipe; 6, jet plate; 7, chats collection unit; 8, tunable pump; 9, mode selection part; 10, charging portion; 11, pressure-sensing portion; 12, the first chamber; 13, the second chamber; 14, the 3rd chamber; 15, feeding end; 16, discharge end; 17, first ring platform; 18, the second ring platform.
The specific embodiment
As shown in Figure 1, flotation column 1 comprises the import of material loading, the ore discharge outlet (not providing Reference numeral) of bottom, flotation column bottom has chats collection unit 7, chats collection unit 7 is delivered to mode selection part 9 by pump 8 after the middle ore pulp collection of flotation column is converged, and mode selection part 9 is connected with distributor 3, and middle ore pulp enters each return pipe uniformly through the distributional effects of distributor 3, and get back to flotation column 1, the interface of return pipe and flotation column 1 is positioned at the top of chats collection unit 7.
From Fig. 2, can know, the feeding end 15 of mode selection part 9 is connected with pump 8, discharge end 16 is connected with distributor 3, the switching construction of mode selection part 9 has two ring platforms, be respectively first ring platform 17 and the second ring platform 18, the diameter of first ring platform 17 is less than the second ring platform diameter 18, and the shell of mode selection part 9 is divided into minor diameter and major diameter portion, these two parts are distinguished corresponding first ring platform 17 and the second ring platform 18, and the center of switching construction also has the passage that in confession, ore pulp flows through.Chamber between first ring platform 17 and feeding end 15 is that the chamber between the ring platform of 12, two, the first chamber is the second chamber, and the second ring platform 18 is the 3rd chamber 14 with the chamber of discharge end 16.The second ring platform 18 can be by minor diameter backstop, thereby but can not prop up discharge end 16 to the right, the 3rd chamber is thoroughly disappeared yet, optional specific embodiment is to be provided with stopper section between the second ring platform 18 and discharge end 16, and the minimum space in the 3rd chamber 14 has been determined in this stopper section.Mode selection part 9 is also connected with charging portion 10, pressure-sensing portion 11 and muffler, and switching construction has two positions in mode selection part 9, and during primary importance, charging portion 10, pressure-sensing portion 11 are connected with the first chamber 12, and muffler is connected with the second chamber 13; During the second place, charging portion 10, pressure-sensing portion 11 and muffler are all connected with the second chamber 13.
Operation principle is explained as follows: flotation column 1 is the in the situation that of normal work, return pipe feed back is smooth and easy, pump 8 will be sent into mode selection part 9 after middle ore pulp pressurization, in mode selection part 9, middle ore pulp flows through and flows out and enter distributor 3 from discharge end 16 from switching construction central passage, due to the fluid pressure action in middle slurry ore deposit, switching construction is pushed to primary importance, charging portion 10 is to middle ore pulp air feed, and pressure-sensing portion 11 is in pressured state, and muffler is connected in idle state with the second chamber 13.
At least one in return pipe is blocked, the middle ore pulp discharge of discharge end 16 is not smooth, and at this moment discharge end 16 internal pressures increase, and middle ore pulp pushes away switching construction to feeding end 15, and switching construction is finally stabilized in the second place, by the second ring platform 18, jointly coordinate location with minor diameter.At this moment, charging portion 10, pressure-sensing portion 11 and muffler are all connected with the second chamber 13, the gases at high pressure of 10 confessions of charging portion directly enter muffler, and penetrate from jet plate 6, flotation column is worked on until the flotation of ore pulp separation in flotation column is complete, and 11 values of the being stressed declines of pressure-sensing portion are triggered, this status signal are reached to main control computer and remind operating personnel to note.
Like this, by mode selection part 9, make flotation column under two kinds of patterns, carry out floating operation, when return pipe is blocked, flotation column automatically switches to the second pattern, makes the flotation of flotation column carry out completely, having embodied higher reliability.
Further, the application does not also shut down online the obstruction of return pipe 5 is cleared up and proposed creationary solution flotation column, specific as follows, main control computer is after obtaining the signal of pressure-sensing portion 11, confirm that at least one return pipe is blocked, then to pump 8, send instruction, make it improve pumping pressure, and pump 8 is worked under this pressure a scheduled time of maintenance, pumping pressure drops to initial pressure afterwards, in this predetermined time, switching construction is pushed to primary importance from the second place, but its state is unsettled, the erratic switching under two kinds of patterns of whole flotation column, but no matter which kind of pattern, the operation of flotation is all being carried out always, through such boosting repeatedly, after the step of step-down, main control computer is the force value of measuring pressure detecting part 11 again, if its pressure rise to and be stabilized in original state, illustrate that switching construction has been returned to primary importance, the obstruction of return pipe 5 obtain solve or its impact be down in acceptable scope.Preferred mode is that main control computer is pulsed buck to the control of pump 8.
Although the disclosed high reliability flotation column relating to has been carried out to special description with reference to embodiment; embodiment described above is illustrative and not restrictive; in the situation that not departing from the utility model scope, all variations and modification are all within protection domain of the present utility model.
Claims (4)
1. a high reliability flotation column (1), it comprises the import (2) of material loading, the ore discharge outlet of bottom, it is characterized in that, flotation column bottom has chats collection unit (7), chats collection unit (7) is connected with distributor (3), and distributor (3) is connected to flotation column (1) by a plurality of return pipes, and the interface of return pipe and flotation column (1) is positioned at the top of chats collection unit (7).
2. flotation column according to claim 1, is characterized in that: chats collection unit (7) is delivered to mode selection part (9) by pump (8) after the middle ore pulp collection of flotation column is converged, and mode selection part (9) is connected with distributor (3).
3. flotation column according to claim 1 and 2, it is characterized in that: the feeding end (15) of mode selection part (9) is connected with pump (8), discharge end (16) is connected with distributor (3), mode selection part is provided with switching construction in (9), switching construction has two ring platforms, be respectively first ring platform (17) and the second ring platform (18), the diameter of first ring platform is less than the second ring platform diameter, the shell of mode selection part is divided into minor diameter and major diameter portion, these two parts are corresponding first ring platform and the second ring platform respectively, the center of switching construction also has the passage that in confession, ore pulp flows through, chamber between first ring platform and feeding end is the first chamber (12), and the chamber between two ring platforms is the second chamber (13), and the chamber of the second ring platform and discharge end is the 3rd chamber (14), between the second ring platform and discharge end, be provided with stopper section, the minimum space in the 3rd chamber (14) has been determined in this stopper section, mode selection part (9) is also connected with charging portion (10), pressure-sensing portion (11) and muffler, and switching construction has two positions in mode selection part, and when primary importance, charging portion, pressure-sensing portion are connected with the first chamber, and muffler is connected with the second chamber, during the second place, charging portion, pressure-sensing portion and muffler are all connected with the second chamber, muffler is connected with jet plate (6).
4. flotation column according to claim 1, is characterized in that: flotation column also comprises main control computer, and main control computer is pulsed buck to the control of pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420174142.5U CN203862406U (en) | 2014-04-11 | 2014-04-11 | High-reliability flotation column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420174142.5U CN203862406U (en) | 2014-04-11 | 2014-04-11 | High-reliability flotation column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203862406U true CN203862406U (en) | 2014-10-08 |
Family
ID=51643397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420174142.5U Withdrawn - After Issue CN203862406U (en) | 2014-04-11 | 2014-04-11 | High-reliability flotation column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203862406U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103878074A (en) * | 2014-04-11 | 2014-06-25 | 衢州市优德工业设计有限公司 | Highly reliable floatation pillar |
-
2014
- 2014-04-11 CN CN201420174142.5U patent/CN203862406U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103878074A (en) * | 2014-04-11 | 2014-06-25 | 衢州市优德工业设计有限公司 | Highly reliable floatation pillar |
| CN103878074B (en) * | 2014-04-11 | 2016-08-03 | 衢州市优德工业设计有限公司 | A kind of high reliability flotation column |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141008 Effective date of abandoning: 20160803 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |