CN217164893U - Pulse jet cyclone flotation machine - Google Patents
Pulse jet cyclone flotation machine Download PDFInfo
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- CN217164893U CN217164893U CN202220718953.1U CN202220718953U CN217164893U CN 217164893 U CN217164893 U CN 217164893U CN 202220718953 U CN202220718953 U CN 202220718953U CN 217164893 U CN217164893 U CN 217164893U
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- flotation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
The utility model discloses a pulse jet whirl flotation device, including frame, feed mechanism, mineralize mineralization transport mechanism and flotation mechanism, be provided with flotation mechanism in the frame, flotation mechanism's upper end is provided with feed mechanism, and feed mechanism intercommunication mineralize mineralization transport mechanism, mineralize mineralization transport mechanism intercommunication flotation mechanism's lower extreme is provided with concentrate discharge gate, heavy ore discharge gate and tailing discharge gate in the flotation mechanism. The utility model discloses a pulse jet whirl flotation device can be used for the flotation of any valuable metal ore and non-metallic ore, makes flotation equipment turn to high-efficient miniaturized development by the maximization, has overcome conventional flotation cell and has easily been difficult to the drawback of flotation collecting along with the ore pulp loss to fine grain mineral, can also have concurrently and reselect the function simultaneously, selects heavy ore to carry out the by-product processing, has improved the flotation rate of recovery and efficiency.
Description
Technical Field
The utility model relates to a technical field of flotation device especially relates to a pulse jet whirl flotation device.
Background
Froth flotation is a process by which fine material is separated from a suspension. The flotation machine utilizing the foam flotation comprises a stirring type scraper flotation machine, a flotation column and a jet flotation machine, wherein a traditional stirring type flotation machine rotates a tank bottom impeller through a motor to enable pulp to generate self-suction through high-speed rotary friction, a medicament and the pulp are subjected to mixed cross-contact reaction to form foam floating to finish mineral separation, but the traditional flotation machine cannot effectively float and collect ultrafine-grained minerals due to the fact that the ultrafine-grained minerals are small in size and difficult to attach to the foam and are easy to run.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a pulse jet whirl flotation device to solve the problem that above-mentioned prior art exists, make the difficult ore deposit ore pulp of fine argillization can carry out the flotation, and the flotation rate of recovery and efficiency improvement.
In order to achieve the above object, the utility model provides a following scheme:
the utility model provides a pulse jet whirl flotation device, including frame, feed mechanism, mineralize mineralization transport mechanism and flotation mechanism, be provided with in the frame flotation mechanism, flotation mechanism's upper end is provided with feed mechanism, feed mechanism intercommunication mineralize mineralization transport mechanism, mineralize mineralization transport mechanism intercommunication flotation mechanism's lower extreme, last concentrate discharge gate, the tailing discharge gate and the heavy ore discharge gate of being provided with of flotation mechanism.
Preferably, the feeding mechanism comprises a mortar pump, a feeding pipe and a mortar distribution tank, the mortar distribution tank is arranged at the top of the flotation mechanism, the mortar pump is communicated with the bottom of the mortar distribution tank through the feeding pipe, and the mortar distribution tank is communicated with the mineralization transportation mechanism.
Preferably, the mortar pump is a variable frequency pump, and the feeding pipe is internally provided with rifling.
Preferably, the mineralization transportation mechanism comprises mixing tanks, air inlet valves, mineralization pipes and rotary nozzles, the four mixing tanks are respectively communicated with the mortar distribution tank through a branch pipe, the air inlet valves and the bottom of each mixing tank are communicated with the mineralization pipes, and the tail ends of the mineralization pipes extend into the flotation mechanism and are provided with the rotary nozzles.
Preferably, rifling is arranged in the mineralization pipe; the rotary nozzle comprises a throat and two nozzles,
preferably, the flotation mechanism comprises a mineralization chamber, an overflow chamber and a concentrate tank, the middle part of the mineralization chamber is provided with the concentrate tank and the top part through a hollow bracket, the overflow chamber is communicated with the concentrate tank, the upper end of the concentrate tank is communicated with the overflow chamber, the lower end of the concentrate tank is provided with the concentrate discharge port and the tailing discharge port, and the bottom of the mineralization chamber is provided with a heavy ore discharge port.
Preferably, the mineralization chamber comprises a cone, a straight cylinder and a cone hopper which are sequentially communicated, the cone is small at the top and big at the bottom, the nozzles are uniformly distributed on the wall of the straight cylinder, and the hollow bracket is arranged between the bottom of the concentrate tank and the cone hopper.
Preferably, the concentrate tank is in a cone hopper shape, the bottom of the concentrate tank is communicated with a tailing cone hopper, and the tailing cone hopper is provided with a tailing discharge hole.
Preferably, the height between the concentrate discharge port and the bottom surface of the tailing cone is 5-50cm, and the total height of the mineralization chamber is 50-200 cm.
Preferably, the cone angle of the concentrate tank is 25 ° to 40 °.
The utility model discloses for prior art gain following technological effect:
the pulse jet cyclone flotation machine can be used for flotation of any valuable metal ore and non-metal ore, so that the flotation equipment is changed from large-scale to high-efficiency small-scale development, the defect that the micro-fine particle minerals are easy to lose along with ore pulp and difficult to float and collect in a conventional flotation tank is overcome, heavy ores can be floated and processed as byproducts, and the flotation recovery rate and efficiency are improved; the method is characterized in that the flotation is finished by high-speed high-pressure downward-flushing self-suction mineralization through a nozzle and then back-flushing upward, a channel passes through a mineralization chamber and a jet throat, a single-pipe type or double-pipe type is used as a blanking pipe for spraying ore pulp, a funnel-shaped single nozzle is used for mineralization for multiple times, fine particles are effectively captured, heavy ores automatically fall under the action of gravity, the requirement on the thickness of the ore pulp can be conveniently adjusted and adapted, the method is the optimal selection for fine ore flotation, the flotation recovery rate and efficiency are high, and the flotation equipment is changed from large-scale to high-efficiency small-scale development.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used 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 for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a pulse jet cyclone flotation machine of the present invention;
wherein: 1-pulse jet flow cyclone flotation machine, 2-frame, 3-mortar pump, 4-feeding pipe, 5-mortar distribution tank, 6-branch pipe, 7-mixing tank, 8-air inlet valve, 9-mineralization pipe, 10-rotating nozzle, 11-mineralization chamber, 12-overflow chamber, 13-concentrate tank, 14-concentrate discharge port, 15-tailing discharge port and 16-heavy ore discharge port.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The utility model aims at providing a pulse jet whirl flotation device to solve the problem that prior art exists, make the difficult ore deposit ore pulp of fine argillization can carry out the flotation, and the flotation rate of recovery and efficiency improve.
In order to make the above 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.
As shown in fig. 1: the embodiment provides a pulse jet flow cyclone flotation machine 1, which comprises a rack 2, a feeding mechanism, a mineralization transportation mechanism and a flotation mechanism, wherein the flotation mechanism is arranged on the rack 2, the feeding mechanism is arranged at the upper end of the flotation mechanism, the feeding mechanism is communicated with the mineralization transportation mechanism, the mineralization transportation mechanism is communicated with the lower end of the flotation mechanism, and a concentrate discharge port 14, a tailing discharge port 15 and a heavy ore discharge port 16 are arranged on the flotation mechanism.
The feed mechanism includes mortar pump 3, material loading pipe 4 and mortar distribution tank 5, and mortar distribution tank 5 sets up in the top of flotation mechanism, and mortar pump 3 communicates through material loading pipe 4 and mortar distribution tank 5's bottom, and mortar distribution tank 5 communicates with mineralize mineralization transport mechanism. The mortar pump 3 is a variable frequency pump, and the power of the mortar pump 3 can be properly adjusted according to the size and the dispersion condition of the bubbles in the overflow chamber 12, so that the rotating speed and the guniting pressure of the rotating nozzle 10 are adjusted, and the bubbles meet the requirement of flotation. The rifling is arranged in the feeding pipe 4, so that mortar can be uniformly mixed in the transportation process, and the mortar can be uniformly mixed in the mortar distribution tank 5.
The mineralization transportation mechanism comprises mixing tanks 7, air inlet valves 8, mineralization pipes 9 and rotary nozzles 10, the four mixing tanks 7 are respectively communicated with the mortar distribution tank 5 through a branch pipe 6, the air inlet valves 8 and the mineralization pipes 9 are arranged on the side walls of the mixing tanks 7, the bottoms of the mixing tanks are communicated with the mineralization pipes 9, and the tail ends of the mineralization pipes 9 extend into the flotation mechanism and are provided with the rotary nozzles 10. Rifling is arranged in the mineralization pipe 9, so that mortar can conveniently carry air in the transportation process, the air and the mortar can be quickly and fully mixed, the rotational flow function is increased, and the mineralization effect of the mortar is improved; the rotary nozzle 10 comprises a throat and two nozzles.
The flotation mechanism comprises a mineralization chamber 11, an overflow chamber 12 and a concentrate tank 13, the middle of the mineralization chamber 11 is provided with the concentrate tank 13 through a hollow support, the top of the mineralization chamber 11 is communicated with the overflow chamber 12, the top of the mineralization chamber 11 is communicated with the concentrate tank 13 through the overflow chamber 12, the concentrate tank 13 is provided with a concentrate discharge port 14 and a tailing discharge port 16, the concentrate tank 13 is communicated with the overflow chamber 12, the concentrate discharge port 14 and the tailing discharge port 16 respectively penetrate out of the bottom of the mineralization chamber 11, and the tailing discharge port 16 is used for collecting tailings. The bottom of the mineralization chamber 11 is provided with a heavy ore discharge port 16 for collecting heavy ores. The mineralization chamber 11 comprises a cone, a straight cylinder and a cone bucket which are sequentially communicated, the cone is small at the top and big at the bottom, separation of heavy ores is facilitated, nozzles are uniformly distributed on the wall of the straight cylinder, a hollow support is arranged between the bottom of the concentrate tank 13 and the cone bucket, and the heavy ores can fall into a heavy ore area through the hollow support. The concentrate tank 13 is in a cone hopper shape, and the cone angle of the concentrate tank 13 is 25-40 degrees, so that the enrichment of tailings and concentrate is facilitated. The bottom of the concentrate tank 13 is communicated with a tailing conical hopper, a tailing discharge hole 15 is formed in the tailing conical hopper, and a concentrate discharge hole 14 is formed in the lower end of the concentrate tank 13. According to the type of ore, the common sense of ore dressing and the recovery rate and grade of the concentrate, the concentrate discharge port 14 can be selected to be 5-50cm away from the bottom surface of the tailing cone, the total height of the mineralization chamber 11 is 100-200cm, and different enrichment heights can be set according to different mineral types for collection, so that the recovery rate of the concentrate is improved.
The pulse jet flow cyclone flotation machine 1 of the embodiment conveys pulp upwards to a mortar distribution tank 5 through a pulp pump and a feeding pipe 4, the pulp is divided into four mineralization pipes 9 and carries air to enter a mineralization chamber 11, the pulp is subjected to cyclone pulse injection through a rotary nozzle 10, the pressure of the pulp is suddenly reduced, the volume is instantly increased, minerals and flotation agents are added into a mixing tank 7, mineralization reaction is completed, bubbles are instantly formed through ejection, light and fine minerals are adhered to uniform bubbles to form a bubble suspension layer, the bubble suspension layer floats upwards after being enriched and enters an overflow chamber 12 in the flotation mineralization chamber and then enters a concentrate tank, flotation of the concentrate is completed, heavy tailings are enriched at the bottom of a cone, tailings can be discharged through a tailing discharge port 15, and the concentrate can be discharged through a concentrate discharge port 14; after the heavy ore is sprayed out by the rotary nozzle 10, the heaviest heavy ore directly sinks into the bottom of the mineralization chamber 11, and the heavy ore is discharged from a heavy ore discharge port 16 for processing other byproducts.
The ore pulp of the jet flow cyclone flotation machine of the embodiment is controlled by a pulse self-suction valve additionally arranged at the upper end of a blanking pipe, so that the ore pulp is converted into a pulse jet flow state from a continuous jet flow state, high-pressure downward-flushing self-suction mineralization passes through a nozzle, then, the flotation is completed by back-flushing and floating, the ore pulp cyclone is mixed with air under the action of rifling, the suction capacity of the ore pulp is accelerated, and the mineralization mixing efficiency is improved; the mineralized ore pulp micro-bubbles account for 30% of the total amount of the bubbles, flotation foam is more stable and high, the ore pulp micro-bubbles pass through the mineralization chamber and the injection throat, a single-pipe type or double-pipe type is used as a feeding pipe for injecting ore pulp, the existing funnel-shaped nozzle can be adopted as the nozzle, flotation of superfine ore is facilitated, the optimal selection for recycling of superfine ore is achieved, and the problems that the flotation recovery rate and efficiency of a common flotation machine are not high, and flotation cannot be effectively performed on the superfine and easily argillized refractory ore pulp are solved.
The pulse jet cyclone flotation machine 1 of the embodiment can be applied to the production of non-ferrous metal mines, rare earth mines, non-metallic ores and gold mines, can also be applied to the flotation of any valuable metallic ores and non-metallic ores, and has the advantages of high flotation speed and collection speed (the collection and separation time of minerals in the mineralization chamber 11 is about 3 seconds, and concentrate can be obtained after 5-6 minutes of the floating liquid surface of a foam layer), large ore-rich ratio, high flotation efficiency, simple operation flow, easy control of the flotation liquid surface, ore pulp concentration, ore grinding granularity, wide application range and the like, the energy consumption can be reduced by 40-60%, the concentration of flotation ore pulp can reach 30-38%, the total investment of equipment is reduced by 40-60%, the floor area of a factory is reduced by 40-60%, and the recovery rate of the concentrate is improved by 8-10%; particularly has more obvious effect on improving the flotation recovery rate of micro-fine gold or ultra-fine gold, silver and rare earth minerals in precious metal minerals and Carlin type gold ores. The embodiment enables the flotation equipment to be developed from large-scale to high-efficiency miniaturization, overcomes the defect that the conventional flotation machine is difficult to float and collect micro-fine minerals due to easy loss of ore pulp, has a special effect on the flotation and collection of the micro-fine minerals of 325-plus 800-mesh, and effectively improves the flotation efficiency.
The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (10)
1. A pulse jet flow cyclone flotation machine is characterized in that: the device comprises a rack, a feeding mechanism, a mineralization conveying mechanism and a flotation mechanism, wherein the flotation mechanism is arranged on the rack, the feeding mechanism is arranged at the upper end of the flotation mechanism, the feeding mechanism is communicated with the mineralization conveying mechanism, the mineralization conveying mechanism is communicated with the lower end of the flotation mechanism, and a concentrate discharge port, a tailing discharge port and a heavy ore discharge port are arranged on the flotation mechanism.
2. The pulse jet cyclone flotation machine according to claim 1, characterized in that: the feeding mechanism comprises a mortar pump, a feeding pipe and a mortar distribution tank, the mortar distribution tank is arranged at the top of the flotation mechanism, the mortar pump is communicated with the bottom of the mortar distribution tank through the feeding pipe, and the mortar distribution tank is communicated with the mineralization transportation mechanism.
3. The pulse jet cyclone flotation machine according to claim 2, characterized in that: the mortar pump is a variable frequency pump, and the feeding pipe is internally provided with rifling.
4. The pulse jet cyclone flotation machine according to claim 2, characterized in that: the mineralization transportation mechanism comprises mixing tanks, air inlet valves, mineralization pipes and rotary nozzles, the four mixing tanks are communicated with the mortar distribution tank through branch pipes respectively, the air inlet valves and the bottom of each mixing tank are communicated with the mineralization pipes, and the tail ends of the mineralization pipes stretch into the flotation mechanism and are provided with the rotary nozzles.
5. The pulse jet cyclone flotation machine according to claim 4, characterized in that: rifling is arranged in the mineralization pipe.
6. The pulse jet cyclone flotation machine according to claim 4, characterized in that: the flotation mechanism comprises a mineralization chamber, an overflow chamber and a concentrate tank, the middle of the mineralization chamber is provided with the concentrate tank, the top of the concentrate tank and the overflow chamber through a hollow bracket, the upper end of the concentrate tank and the lower end of the overflow chamber are provided with the concentrate discharge port and the tailing discharge port, and the bottom of the mineralization chamber is provided with a heavy ore discharge port.
7. The pulse jet cyclone flotation machine according to claim 6, characterized in that: the mineralization chamber comprises a cone, a straight cylinder and a cone bucket which are sequentially communicated, the cone is small at the top and big at the bottom, the nozzles are uniformly distributed on the tank wall of the straight cylinder, and the hollow bracket is arranged between the bottom of the mineralization chamber and the cone bucket.
8. The pulse jet cyclone flotation machine according to claim 6, characterized in that: the concentrate tank is in a cone hopper shape, the bottom of the concentrate tank is communicated with a tailing cone hopper, and the tailing cone hopper is provided with a tailing discharge hole.
9. The pulse jet cyclone flotation machine according to claim 8, characterized in that: the height between the concentrate discharge port and the bottom surface of the tailing conical hopper is 5-50cm, and the total height of the mineralization chamber is 100-200 cm.
10. The pulse jet cyclone flotation machine according to claim 8, characterized in that: the cone angle of the concentrate tank is 25-40 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220718953.1U CN217164893U (en) | 2022-03-30 | 2022-03-30 | Pulse jet cyclone flotation machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220718953.1U CN217164893U (en) | 2022-03-30 | 2022-03-30 | Pulse jet cyclone flotation machine |
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| CN217164893U true CN217164893U (en) | 2022-08-12 |
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| CN202220718953.1U Active CN217164893U (en) | 2022-03-30 | 2022-03-30 | Pulse jet cyclone flotation machine |
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