CN219596946U - Foaming device for flotation column - Google Patents
Foaming device for flotation column Download PDFInfo
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- CN219596946U CN219596946U CN202321254130.9U CN202321254130U CN219596946U CN 219596946 U CN219596946 U CN 219596946U CN 202321254130 U CN202321254130 U CN 202321254130U CN 219596946 U CN219596946 U CN 219596946U
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- stirring shaft
- flotation column
- stirring
- foaming device
- shaft
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Abstract
The utility model relates to the technical field of flotation columns, in particular to a foaming device for a flotation column, which comprises a filter plate transversely arranged in the flotation column; the stirring shaft is of a hollow structure, and is driven by the driving assembly to be arranged below the filter plate in the flotation column in a positive and negative alternate rotation way; the stirring paddle is arranged on the stirring shaft, the inside of the stirring paddle is of a hollow structure, the inside of the stirring paddle is communicated with the inside of the stirring shaft, and the stirring paddle is provided with a vent hole; the feeding cylinder is connected with and penetrates through the stirring shaft rotating shaft and is connected with a fixed shaft below the filter plate; the two clapboards are symmetrically arranged at two sides of the stirring shaft in the feeding barrel, and the air pump is communicated with the air inlet cavity through a first pipeline; the storage tank is used for containing foaming agent and is communicated with the liquid inlet cavity through a second pipeline. The utility model has the advantages of good scattering effect, timely treatment of sand and stone on the filter plate, and the like.
Description
Technical Field
The utility model relates to the technical field of flotation columns, in particular to a foaming device for a flotation column.
Background
A large number of tiny bubbles formed by foaming equipment in the flotation column are uniformly distributed on the whole section, ore particles slowly descend under the action of gravity, the bubbles lift through ore pulp flowing downwards, and the ore particles and the bubbles pass through and collide with each other to realize selective mineralization of the bubbles. (see bubble mineralization) mineralized bubbles rise and float to the liquid level of the ore to gather to form a foam layer, and overflow or are scraped by a scraper to obtain the ore concentrate (generally ore concentrate).
For this reason, patent literature discloses a foaming device for flotation column (application number: CN 202021061492.2), including the filter screen, the filter screen is fixed to be located in the flotation column barrel, be equipped with rotary joint on the filter screen, rotary joint includes inner tube and outer tube that can relative rotation, the inner tube runs through the filter screen perpendicularly and with the fixed setting of filter screen, the inner tube passes through the pipeline intercommunication high-pressure air supply, the even rigid coupling of circumference of outer tube is a plurality of blades, the circumference of outer tube evenly is equipped with a plurality of through-holes, the end connection sealing flange of outer tube, the fixed motor that is equipped with in bottom surface of flotation column barrel, the pivot and the coaxial rigid coupling of sealing flange of motor.
The above-mentioned document can prevent the blade from being damaged and not easily blocked by the excessive sand, but the above-mentioned patent document is poor in scattering effect because the motor drives the blade to rotate unidirectionally when scattering the air bubble, and in addition, the above-mentioned too-large sand is intercepted by the filter screen. However, excessive sand on the filter screen cannot be disposed of in time, resulting in a filter screen that is extremely prone to clogging.
Disclosure of Invention
In view of the above, the present utility model provides a foaming device for a flotation column, which aims to solve the above problems in the prior art.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: a foaming device for a flotation column comprising:
the filter plate is transversely arranged in the flotation column;
the stirring shaft is of a hollow structure, and can be driven by the driving assembly to be arranged below the filter plate in the flotation column in a positive and negative alternate rotation manner;
the stirring paddle is arranged on the stirring shaft, the inside of the stirring paddle is of a hollow structure, the inside of the stirring paddle is communicated with the inside of the stirring shaft, and the stirring paddle is provided with a vent hole;
the feeding cylinder is sleeved on the stirring shaft, and a gap is arranged between the outer wall of the stirring shaft and the inner wall of the feeding cylinder;
the two clapboards are symmetrically arranged in the feeding cylinders at two sides of the stirring shaft, one side, close to the stirring shaft, of each of the two clapboards is in sliding connection with the stirring shaft, each of the two clapboards divides the feeding cylinder into an air inlet cavity and a liquid inlet cavity from left to right, through holes are formed in the stirring shaft in each feeding cylinder, and when the stirring shaft rotates, the through holes are alternately communicated with the air inlet cavities and the liquid inlet cavities;
the air pump is communicated with the air inlet cavity through a first pipeline;
and the storage tank is used for containing foaming agent and is communicated with the liquid inlet cavity through a second pipeline.
A further improvement of the present utility model is that the drive assembly includes:
the motor is arranged below the flotation column, and a wheel disc is arranged on the motor; and
the semicircular gear is rotatably arranged on the bottom plate below the flotation column, a long slot hole arranged on the semicircular gear along the radial direction of the semicircular gear is in sliding connection with a guide column eccentrically arranged on the wheel disc, a first gear is arranged at the lower end of the stirring shaft after penetrating through the bottom of the flotation column, and the first gear is meshed with the semicircular gear.
A further improvement of the utility model is that the foaming device further comprises:
the screw rod is vertically and rotatably arranged below the flotation column;
the first end of the transverse plate is connected with the stirring shaft through a rotating shaft, and the second end of the transverse plate is in threaded connection with the screw rod;
the rotating sleeve is rotatably arranged on the bottom plate, the lower end of the stirring shaft is sleeved in the rotating sleeve, the first gear is arranged on the rotating sleeve and is respectively meshed with the semicircular gear and the second gear on the screw rod, the fixed shaft below the filter plate is in sliding connection with the feeding cylinder and penetrates through the feeding cylinder,
when the screw rod drives the stirring shaft to lift through the transverse plate, the feeding cylinder synchronously lifts along with the stirring shaft, and the rotating sleeve always drives the stirring shaft to rotate positively and negatively alternately.
The utility model further improves that the first guide groove arranged on the inner wall of the rotating sleeve is in sliding connection with the first guide key arranged on the stirring shaft along the axial direction of the stirring shaft.
The utility model further improves that the first pipeline and the second pipeline are hoses.
The utility model is further improved in that a plurality of notches are uniformly distributed on the filter plate along the circumferential direction of the filter plate, a detachable collecting box is arranged in each notch, the upper end of each collecting box is flush with the filter plate, a pushing component is arranged on the filter plate and connected with the upper end of a stirring shaft penetrating through the filter plate, and the pushing component pushes materials on the filter plate into the collecting box under the driving of the stirring shaft.
The utility model further improves that the pushing component comprises a rotary sleeve which is rotatably arranged on the filter plate and sleeved on the stirring shaft, two scraping plates are symmetrically arranged on two sides of the rotary sleeve, and the lower ends of the scraping plates are in sliding connection with the filter plate.
The utility model further improves that the second guide groove arranged on the inner wall of the rotary sleeve is in sliding connection with the second guide key arranged on the stirring shaft along the axial direction of the stirring shaft.
The utility model further improves that the motor is a permanent magnet synchronous motor.
By adopting the technical scheme, the utility model has the following technical progress:
the utility model provides a foaming device for a flotation column, which is characterized in that a motor drives a wheel disc to rotate, the wheel disc drives a semicircular gear to swing through the cooperation of a guide column and a long slot hole, the semicircular gear drives a rotating sleeve to rotate positively and negatively alternately through a first gear, meanwhile, the first gear drives a screw to rotate positively and negatively alternately through a second gear, the screw drives a stirring shaft to lift through a cross rod, and when the stirring shaft rotates and lifts, bubbles from a vent hole on a stirring paddle can be scattered.
According to the utility model, the stirring shaft drives the rotary sleeve to rotate through the cooperation of the second guide key and the second guide groove, and the rotary sleeve drives the two scraping plates to push sand on the filter plate into the collecting box.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort to a person skilled in the art.
FIG. 1 is a schematic view of the whole structure of a foaming device according to the present utility model;
FIG. 2 is a schematic view of the driving assembly of the foaming device according to the present utility model;
FIG. 3 is a schematic view of a feeding barrel of the foaming device according to the present utility model;
FIG. 4 is a schematic view of a separator structure of the foaming device according to the present utility model;
FIG. 5 is a schematic diagram of a pushing assembly of the foaming device according to the present utility model;
reference numerals illustrate:
the device comprises a flotation column, 11-filter plates, 111-fixed shafts, 112-collecting boxes, 12-stirring shafts, 121-stirring paddles, 122-vent holes, 123-through holes, 124-first guide keys, 125-second guide keys, 13-feeding cylinders, 131-partition plates, 14-first pipelines, 15-second pipelines, 20-driving components, 21-motors, 22-wheel discs, 221-guide columns, 23-semicircular gears, 231-long slots, 24-screws, 241-second gears, 25-transverse plates, 26-rotating sleeves, 261-first guide grooves, 27-first gears, 30-pushing components, 31-rotating sleeves, 311-second guide grooves and 32-scraping plates.
Detailed Description
Technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it should be apparent that in the following description, specific details are set forth such as the specific system structure, technology, etc. for the purpose of illustration rather than limitation, in order to provide a thorough understanding of the embodiments of the present utility model. It will be apparent, however, to one skilled in the art that the present utility model may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present utility model with unnecessary detail.
As can be seen from fig. 1 to fig. 5 in combination with the description, the foaming device for a flotation column provided by the utility model mainly comprises the following parts or components: filter 11, (mixing) shaft 12, stirring rake 121, feed cylinder 13, baffle 131, air pump, reservoir.
In the utility model, a filter plate 11 is transversely arranged in a flotation column 10; the stirring shaft 12 is of a hollow structure, and is driven by the driving component 20 to be arranged below the filter plate 11 in the flotation column 10 in a positive and negative alternate rotation manner; the stirring paddle 121 is arranged on the stirring shaft 12, the inside of the stirring paddle 121 is of a hollow structure, the inside of the stirring paddle 121 is communicated with the inside of the stirring shaft 12, and the stirring paddle 121 is provided with a vent hole 122; the feeding cylinder 13 is sleeved on the stirring shaft 12, and a gap is arranged between the outer wall of the stirring shaft 12 and the inner wall of the feeding cylinder 13; the two partition plates 131 are symmetrically arranged in the feeding cylinders 13 at two sides of the stirring shaft 12, one side, close to the stirring shaft 12, of the two partition plates 131 is in sliding connection with the stirring shaft 12, the two partition plates 131 divide the feeding cylinders 13 into an air inlet cavity and a liquid inlet cavity from left to right, through holes 123 are formed in the stirring shaft 12 in the feeding cylinders 13, and when the stirring shaft 12 rotates, the through holes 123 are alternately communicated with the air inlet cavity and the liquid inlet cavity; the air pump is communicated with the air inlet cavity through a first pipeline 14; the tank is used for holding foaming agent and is communicated with the liquid inlet cavity through a second pipeline 15.
The drive assembly 20 comprises a motor 21 arranged below the flotation column 10, on which a wheel disc 22 is arranged; the semicircular gear 23 is rotatably arranged on a bottom plate below the flotation column 10, a long slot hole 231 arranged on the semicircular gear 23 along the radial direction of the semicircular gear 23 is in sliding connection with a guide column 221 eccentrically arranged on the wheel disc 22, a first gear 27 is arranged at the lower end of the stirring shaft 12 after penetrating through the bottom of the flotation column 10, and the first gear 27 is meshed with the semicircular gear 23. The foaming device further comprises a screw 24 vertically and rotatably arranged below the flotation column 10; the first end of the transverse plate 25 is connected with the rotating shaft of the stirring shaft 12, and the second end is connected with the screw 24 in a threaded manner; the rotating sleeve 26 is rotatably arranged on the bottom plate, the lower end of the stirring shaft 12 is sleeved in the rotating sleeve 26, the first gear 27 is arranged on the rotating sleeve 26, the first gear 27 is respectively meshed with the semicircular gear 23 and the second gear 241 on the screw 24, the fixed shaft 111 below the filter plate 11 is in sliding connection with the feeding cylinder 13 and penetrates through the same, when the screw 24 drives the stirring shaft 12 to lift through the transverse plate 25, the feeding cylinder 13 synchronously lifts along with the stirring shaft 12, and the rotating sleeve 26 always drives the stirring shaft 12 to rotate positively and negatively alternately.
During operation, compressed gas enters the air inlet cavity in the feeding cylinder 13 through the first pipeline 14, compressed gas enters the air inlet cavity and then enters the stirring shaft 12 through the through hole 123 rotating to the air inlet cavity, foaming agent in the agent storage tank enters the liquid inlet cavity in the feeding cylinder 13 through the second pipeline 15, foaming agent enters the liquid inlet cavity and then enters the stirring shaft 12 through the through hole 123 rotating to the liquid inlet cavity, so that the compressed gas and the foaming agent are fused in the stirring shaft 12 to generate bubbles, the generated bubbles are discharged through the air holes 122 on the stirring paddles 121, the stirring paddles 121 are discharged, the motor 21 drives the wheel disc 22 to rotate while the bubbles are discharged, the wheel disc 22 drives the semicircular gear 23 to swing through the cooperation of the guide post 221 and the long groove holes 231, the semicircular gear 23 drives the rotating sleeve 26 to alternately rotate positively and negatively through the first gear 27, simultaneously the first gear 241 drives the screw 24 to alternately rotate positively and negatively, the screw 24 drives the stirring shaft 12 to lift through the cross rod, and when the stirring shaft 12 rotates and lifts, the bubbles from the air holes 122 on the stirring paddles 121 can be scattered, the large sand and gravel can be prevented from being damaged by the filter plate 11.
Wherein the first pipeline 14 and the second pipeline 15 are hoses.
Specifically, the through holes 123 may be disposed in a plurality around the circumference of the stirring shaft 12, so that the accelerated foaming agent and the compressed gas enter the stirring shaft 12 to be mixed.
Wherein, the motor 21 is a permanent magnet synchronous motor 21. The permanent magnet synchronous motor 21 uses the permanent magnet to provide excitation, so that the motor structure is simpler, the processing and assembly cost is reduced, a collecting ring and an electric brush which are easy to cause problems are omitted, and the running reliability of the motor 21 is improved; and because exciting current is not needed, exciting loss is avoided, and the efficiency and power density of the motor 21 are improved.
In this embodiment, as can be seen in fig. 2 in conjunction with the description, the first guiding groove 261 provided on the inner wall of the rotating sleeve 26 is slidably connected with the first guiding key 124 provided on the stirring shaft 12 along the axial direction thereof.
When the rotating sleeve 26 rotates positively and reversely, the stirring shaft 12 is driven to rotate positively and reversely by the cooperation of the first guide sleeve and the first guide key 124, and the screw 24 drives the stirring shaft 12 to lift through the transverse rod by the cooperation of the first guide sleeve and the first guide key 124, so that the rotating sleeve 26 always drives the stirring shaft 12 to rotate positively and reversely.
As an embodiment, as can be seen from fig. 5 of the specification, a plurality of notches are uniformly distributed on the filter plate 11 along the circumferential direction of the filter plate 11, a detachable collecting box 112 is arranged in each notch, the upper end of the collecting box 112 is flush with the filter plate 11, a pushing component 30 is arranged on the filter plate 11, the pushing component 30 is connected with the upper end of a stirring shaft 12 penetrating through the filter plate 11, and the pushing component 30 pushes materials on the filter plate 11 into the collecting box 112 under the driving of the stirring shaft 12.
After the larger sand and stone falls on the filter plate 11, the stirring shaft 12 drives the pushing assembly 30 to push the material on the filter plate 11 into the collecting box 112, so that the sand and stone on the filter plate 11 can be effectively cleaned in time, and the blocking condition of the filter plate 11 is reduced.
In this embodiment, as can be seen from fig. 5 in the specification, the pushing assembly 30 includes a rotating sleeve 31 rotatably disposed on the filter plate 11 and sleeved on the stirring shaft 12, two scraping plates 32 are symmetrically disposed on two sides of the rotating sleeve 31, and the lower ends of the scraping plates 32 are slidably connected with the filter plate 11. The second guide groove 311 provided on the inner wall of the rotating sleeve 31 is slidably connected to the second guide key 125 provided on the stirring shaft 12 in the axial direction thereof.
The stirring shaft 12 drives the rotary sleeve 31 to rotate through the cooperation of the second guide key 125 and the second guide groove 311, and the rotary sleeve 31 drives the two scraping plates 32 to push sand on the filter plate 11 into the collecting box 112, so that sand on the filter plate 11 can be effectively cleaned in time, and the blocking condition of the filter plate 11 is reduced. The stirring shaft 12 always drives the rotating sleeve 31 to rotate when the second guide key 125 and the second guide groove 311 are matched during lifting.
It should be noted that in this patent application, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus, does not include, without limitation, additional elements that are defined by the term "include" an.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model, and are intended to be included in the scope of the present utility model.
Claims (9)
1. A foaming device for a flotation column, comprising:
the filter plate is transversely arranged in the flotation column;
the stirring shaft is of a hollow structure, and can be driven by the driving assembly to be arranged below the filter plate in the flotation column in a positive and negative alternate rotation manner;
the stirring paddle is arranged on the stirring shaft, the inside of the stirring paddle is of a hollow structure, the inside of the stirring paddle is communicated with the inside of the stirring shaft, and the stirring paddle is provided with a vent hole;
the feeding cylinder is sleeved on the stirring shaft, and a gap is arranged between the outer wall of the stirring shaft and the inner wall of the feeding cylinder;
the two clapboards are symmetrically arranged in the feeding cylinders at two sides of the stirring shaft, one side, close to the stirring shaft, of each of the two clapboards is in sliding connection with the stirring shaft, each of the two clapboards divides the feeding cylinder into an air inlet cavity and a liquid inlet cavity from left to right, through holes are formed in the stirring shaft in each feeding cylinder, and when the stirring shaft rotates, the through holes are alternately communicated with the air inlet cavities and the liquid inlet cavities;
the air pump is communicated with the air inlet cavity through a first pipeline;
and the storage tank is used for containing foaming agent and is communicated with the liquid inlet cavity through a second pipeline.
2. A foaming device for a flotation column according to claim 1, wherein,
the drive assembly includes:
the motor is arranged below the flotation column, and a wheel disc is arranged on the motor; and
the semicircular gear is rotatably arranged on the bottom plate below the flotation column, a long slot hole arranged on the semicircular gear along the radial direction of the semicircular gear is in sliding connection with a guide column eccentrically arranged on the wheel disc, a first gear is arranged at the lower end of the stirring shaft after penetrating through the bottom of the flotation column, and the first gear is meshed with the semicircular gear.
3. A foaming device for a flotation column according to claim 2, wherein,
the foaming device further includes:
the screw rod is vertically and rotatably arranged below the flotation column;
the first end of the transverse plate is connected with the stirring shaft through a rotating shaft, and the second end of the transverse plate is in threaded connection with the screw rod;
the rotating sleeve is rotatably arranged on the bottom plate, the lower end of the stirring shaft is sleeved in the rotating sleeve, the first gear is arranged on the rotating sleeve and is respectively meshed with the semicircular gear and the second gear on the screw rod, the fixed shaft below the filter plate is in sliding connection with the feeding cylinder and penetrates through the feeding cylinder,
when the screw rod drives the stirring shaft to lift through the transverse plate, the feeding cylinder synchronously lifts along with the stirring shaft, and the rotating sleeve always drives the stirring shaft to rotate positively and negatively alternately.
4. A foaming device for a flotation column according to claim 3, wherein,
the first guide groove arranged on the inner wall of the rotating sleeve is in sliding connection with the first guide key arranged on the stirring shaft along the axial direction of the stirring shaft.
5. A foaming device for a flotation column according to claim 3, wherein,
the first pipeline and the second pipeline are hoses.
6. A foaming device for a flotation column according to claim 1, wherein,
the filter is gone up and follows a plurality of breach of filter circumferencial direction evenly distributed all is provided with detachable collection box in every breach, collection box upper end with the filter looks parallel and level, be provided with on the filter and push away the material subassembly, push away the material subassembly and run through the (mixing) shaft upper end of filter is connected, push away the material that the material subassembly will be on the filter under the drive of (mixing) shaft and push away in the collection box.
7. A foaming device for a flotation column according to claim 6, wherein,
the pushing component comprises a rotary sleeve, the rotary sleeve is rotatably arranged on the filter plate and sleeved on the stirring shaft, two scraping plates are symmetrically arranged on two sides of the rotary sleeve, and the lower ends of the scraping plates are in sliding connection with the filter plate.
8. A foaming device for a flotation column according to claim 7, wherein,
the second guide groove arranged on the inner wall of the rotary sleeve is in sliding connection with the second guide key arranged on the stirring shaft along the axial direction of the stirring shaft.
9. A foaming device for a flotation column according to claim 2, wherein,
the motor is a permanent magnet synchronous motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321254130.9U CN219596946U (en) | 2023-05-23 | 2023-05-23 | Foaming device for flotation column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321254130.9U CN219596946U (en) | 2023-05-23 | 2023-05-23 | Foaming device for flotation column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219596946U true CN219596946U (en) | 2023-08-29 |
Family
ID=87753105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321254130.9U Active CN219596946U (en) | 2023-05-23 | 2023-05-23 | Foaming device for flotation column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219596946U (en) |
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2023
- 2023-05-23 CN CN202321254130.9U patent/CN219596946U/en active Active
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