CN114602660A - Laboratory ultrasonic flotation machine - Google Patents
Laboratory ultrasonic flotation machine Download PDFInfo
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- CN114602660A CN114602660A CN202210287787.9A CN202210287787A CN114602660A CN 114602660 A CN114602660 A CN 114602660A CN 202210287787 A CN202210287787 A CN 202210287787A CN 114602660 A CN114602660 A CN 114602660A
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- flotation
- ultrasonic
- flotation machine
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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
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Abstract
The invention discloses a laboratory ultrasonic flotation machine which comprises a base, a rack, a flotation tank and an ultrasonic generator, wherein the rack is arranged on the base, the flotation tank is arranged on the rack, the ultrasonic wave of the ultrasonic generator is used for acting on the flotation tank, and the ultrasonic generator surrounds the bottom and the periphery of the flotation tank; and a stirring shaft driven by a motor is arranged in the flotation tank. The laboratory ultrasonic flotation machine provided by the invention overcomes the mineral particle dispersion defect of an inflatable mechanical stirring flotation machine, and can better disperse particles, especially the phenomenon of slurry covering. And micro-size bubbles are generated along with dispersion, so that the flotation is more favorably carried out, and the efficiency of the flotation machine is improved.
Description
Technical Field
The invention relates to the technical field of mineral processing equipment, in particular to an ultrasonic flotation machine in a laboratory.
Background
Flotation is the current and commonly used beneficiation process, particularly for refractory ores, and in order to achieve effective flotation of mineral particles, the mineral particles must first be effectively dispersed, so that it becomes critical to improve the performance of the flotation machine. Aiming at the characteristics of poor, fine and miscellaneous mineral resources in China, development of a high-efficiency laboratory flotation machine suitable for the characteristics of the current minerals is a research and development focus, and further industrialization is realized.
Most of the existing flotation machines adopted in laboratories are self-suction mechanical stirring type flotation machines, and the flotation tank is unevenly stirred, so that fine-particle minerals are seriously agglomerated, mineral particles cannot be sufficiently and effectively dispersed, and the selection index is further influenced; the other part is an inflatable mechanical stirring flotation machine, but the sizes of bubbles generated by the inflatable mechanical stirring flotation machine are different. In view of the defects of the laboratory flotation machine, the novel laboratory ultrasonic flotation machine is invented.
Disclosure of Invention
The invention aims to provide a laboratory ultrasonic flotation machine, which solves the problems in the prior art, is beneficial to dispersing fine-grained minerals in the flotation machine, further reduces mechanical impurities in mineral particle flotation and improves the concentrate grade.
In order to achieve the purpose, the invention provides the following scheme: the invention provides a laboratory ultrasonic flotation machine which comprises a base, a rack, a flotation tank and an ultrasonic generator, wherein the rack is arranged on the base, the flotation tank is arranged on the rack, ultrasonic waves of the ultrasonic generator are used for acting on the flotation tank, and a stirring shaft driven by a motor is arranged in the flotation tank.
Preferably, the ultrasonic generator is arranged at the bottom of the flotation tank, and the ultrasonic generator surrounds the bottom and the periphery of the flotation tank.
Preferably, an intensity switch and a temperature switch are arranged on the ultrasonic generator, and the opening degrees of the intensity switch and the temperature switch are controlled according to the flotation requirement.
Preferably, the top of the frame is provided with a top plate, the motor is arranged on the top plate, a transmission shaft of the motor penetrates through the top plate to be in transmission connection with the top of the stirring shaft, and the bottom of the stirring shaft is positioned in the flotation tank.
Preferably, the flotation device further comprises a scraper, one end of the scraper is hinged to the frame, and the other end of the scraper is used for scraping materials in the flotation tank.
Compared with the prior art, the invention has the following beneficial technical effects:
the laboratory ultrasonic flotation machine can adjust the ultrasonic intensity as required, the dispersion of mineral particles needs to be improved along with the fact that the crystal size of raw ores is thinner and thinner, the flotation machine can enable the mineral particles to be better dispersed, is beneficial to breaking a cover of fine particle slime on the minerals, and can enable the bottom of a flotation tank to generate micro-size bubbles under the action of ultrasonic waves, so that the micro-size bubbles can move upwards from the bottom of the whole tank body, and the collision probability of fine-fraction minerals and the bubbles can be more effectively increased. The dispersion effect of the particles is incomparable with that of a pneumatic mechanical stirring type flotation machine, so that the micro-bubble flotation machine can improve the recovery rate and grade of the micro-fine useful minerals and reduce the dosage of flotation reagents. The stirring mode of the existing flotation machine is stirring shaft mechanical stirring, which is limited by the stirring intensity, the flotation tank space and the like, so that the mineral particles are difficult to be fully dispersed, and particularly, the dispersion of fine particle slime covering among particles on coarse particles can not be basically realized. Thereby influencing the separation and recovery of ore particles and causing resource waste. The laboratory ultrasonic flotation machine provided by the invention overcomes the mineral particle dispersion defect of an inflatable mechanical stirring flotation machine, and can better disperse particles, especially the phenomenon of slurry covering. And micro-size bubbles are generated along with dispersion, so that the flotation is more favorably carried out, and the efficiency of the flotation machine is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic diagram of the overall structure of a laboratory ultrasonic flotation machine;
wherein, 1, a base; 2, a frame; 3, a motor; 4, a scraper blade; 5, stirring a shaft; 6, a flotation tank; 7, an ultrasonic generator; 8 regulating the switch.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention aims to provide a laboratory ultrasonic flotation machine, which solves the problems in the prior art, is beneficial to dispersing fine-grained minerals in the flotation machine, further reduces mechanical impurities in mineral particle flotation and improves the concentrate grade.
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description thereof.
As shown in fig. 1, the present embodiment provides a laboratory ultrasonic flotation machine, which includes a base 1, a frame 2, a flotation tank 6 and an ultrasonic generator 7, wherein the frame 2 is disposed on the base 1, the flotation tank 6 is mounted on the frame 2, ultrasonic waves from the ultrasonic generator 7 are used for acting on the flotation tank 6, and a stirring shaft 5 driven by a motor 3 is disposed in the flotation tank 6.
Specifically, the ultrasonic generator 7 is disposed at the bottom of the flotation tank 6, and the ultrasonic generator 7 is enclosed at the bottom and around the flotation tank 6. An adjusting switch 8 is arranged on the ultrasonic generator 7, the adjusting switch 8 can be an intensity switch and a temperature switch, and the opening degrees of the intensity switch and the temperature switch are controlled according to the flotation requirement.
Further, a top plate is installed at the top of the frame 2, the motor 3 is installed on the top plate, a transmission shaft of the motor 3 penetrates through the top plate to be in transmission connection with the top of the stirring shaft 5, and the bottom of the stirring shaft 5 is located in the flotation tank 6.
The flotation device further comprises a scraper 4, one end of the scraper 4 is hinged to the frame 2, and the other end of the scraper 4 is used for scraping materials in the flotation tank 6.
The laboratory ultrasonic flotation machine of the invention introduces ultrasonic waves on the flotation machine, on one hand, the ultrasonic waves can generate micro-size bubbles, which is more beneficial to the flotation of micro-fine particle minerals, and simultaneously, the dosage of the medicament is reduced. On the other hand, the ore pulp is heated under the action of the ultrasonic waves, so that the action effect of the medicament and the minerals is enhanced. The flotation effect is enhanced by the advantages, and compared with an inflatable mechanical stirring type flotation machine, the concentrate grade is improved by 1.5%, and the recovery rate is improved by more than 1%.
Install ultrasonic generator 7 or similar part additional at 6 bottoms in flotation cell, ultrasonic generator 7 has regulating switch 8 so that set up ultrasonic generator 7 according to the flotation needs, and then improve the dispersion of mineral in flotation cell 6 and produce micro-size bubble and suitable ore pulp temperature etc.. An ultrasonic generator 7 is arranged at the bottom of the flotation tank 6, micro-size bubbles can be generated under the shearing action of ultrasonic waves, and the collision probability of the bubbles and minerals is increased by utilizing the principle.
As the raw ore is becoming finer in grain size, it is critical to the flotation how the mineral particles are effectively dispersed. Due to the ultrasonic generator 7 at the bottom of the cell body, the invention can realize better and effective dispersion of mineral particles in the flotation cell 6 by utilizing the vibration and washing action of ultrasonic waves. The ultrasonic intensity can be adjusted according to the mineral characteristics and the flotation requirement, and then the efficiency of the flotation machine is improved.
The flotation machine provided by the invention disperses the mineral particles in the flotation tank 6 by utilizing the synergistic effect of mechanical stirring and ultrasonic oscillation washing, so that the inclusion between a mud cover and machinery in the flotation engineering is greatly reduced, the grade of flotation foam is improved, and simultaneously, under the shearing action of ultrasonic breaking, micro-size bubbles can be generated in the flotation tank, the probability of collision between the particles and the bubbles is greatly increased, and the recovery rate of useful minerals of micro-fine particles can be improved. Under the action of ultrasonic wave, the temperature of ore pulp in the flotation tank is increased, which is beneficial to the action of flotation reagent and mineral and reduces the dosage of the reagent. The invention can transform the field flotation machine, which brings great economic benefit for enterprises and reduces environmental pollution. Compared with the existing pneumatic mechanical stirring type flotation machine, the ultrasonic vibration type flotation machine has incomparable advantages that firstly, the dispersing modes are different, ultrasonic vibration washing is more effective than mechanical stirring dispersing, and secondly, micro-size bubbles and heating efficiency generated by the shearing action of ultrasonic are not possessed by the mechanical stirring type flotation machine.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
The principle and the implementation mode of the invention are explained by applying a specific example, and the description of the embodiment is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (5)
1. A laboratory ultrasonic flotation machine is characterized in that: including base, frame, flotation cell and supersonic generator, the frame set up in on the base, the flotation cell is installed in the frame, supersonic generator's ultrasonic wave is used for acting on the flotation cell, be provided with motor drive's (mixing) shaft in the flotation cell.
2. The ultrasonic laboratory flotation machine of claim 1, wherein: the ultrasonic generator is arranged at the bottom of the flotation tank, and the ultrasonic generator surrounds the bottom and the periphery of the flotation tank.
3. The ultrasonic laboratory flotation machine of claim 1, wherein: and the ultrasonic generator is provided with an intensity switch and a temperature switch, and the opening degrees of the intensity switch and the temperature switch are controlled according to the flotation requirement.
4. The ultrasonic laboratory flotation machine of claim 1, wherein: the top of frame is installed the roof, the motor is installed on the roof, the transmission shaft of motor passes the roof with the top transmission of (mixing) shaft is connected, the bottom of (mixing) shaft is located in the flotation cell.
5. The ultrasonic laboratory flotation machine of claim 1, wherein: the flotation device is characterized by further comprising a scraper, wherein one end of the scraper is hinged to the rack, and the other end of the scraper is used for scraping materials in the flotation tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210287787.9A CN114602660A (en) | 2022-03-22 | 2022-03-22 | Laboratory ultrasonic flotation machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210287787.9A CN114602660A (en) | 2022-03-22 | 2022-03-22 | Laboratory ultrasonic flotation machine |
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| CN114602660A true CN114602660A (en) | 2022-06-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210287787.9A Pending CN114602660A (en) | 2022-03-22 | 2022-03-22 | Laboratory ultrasonic flotation machine |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012011303A (en) * | 2010-06-30 | 2012-01-19 | Taiheiyo Cement Corp | Ore flotation method and system |
| CN202741249U (en) * | 2012-06-01 | 2013-02-20 | 云南中林地质勘察设计有限公司 | Ultrasonic test single-trough flotation machine |
| CN204746622U (en) * | 2015-06-26 | 2015-11-11 | 武汉科技大学 | Laboratory is with hanging slot type flotation device |
| CN110918267A (en) * | 2019-11-27 | 2020-03-27 | 陇东学院 | Ultrasonic flotation machine with vibrations and filter equipment |
| CN111135960A (en) * | 2020-01-16 | 2020-05-12 | 辽宁科技大学 | Micro-bubble flotation machine for laboratory and working method thereof |
-
2022
- 2022-03-22 CN CN202210287787.9A patent/CN114602660A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012011303A (en) * | 2010-06-30 | 2012-01-19 | Taiheiyo Cement Corp | Ore flotation method and system |
| CN202741249U (en) * | 2012-06-01 | 2013-02-20 | 云南中林地质勘察设计有限公司 | Ultrasonic test single-trough flotation machine |
| CN204746622U (en) * | 2015-06-26 | 2015-11-11 | 武汉科技大学 | Laboratory is with hanging slot type flotation device |
| CN110918267A (en) * | 2019-11-27 | 2020-03-27 | 陇东学院 | Ultrasonic flotation machine with vibrations and filter equipment |
| CN111135960A (en) * | 2020-01-16 | 2020-05-12 | 辽宁科技大学 | Micro-bubble flotation machine for laboratory and working method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 康文泽等: "《超声波强化煤浮选的脱硫降灰》", vol. 1, 中国矿业大学出版社, pages: 130 - 131 * |
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