CN113522538A - Flotation control method of flotation machine for lithium ores - Google Patents
Flotation control method of flotation machine for lithium ores Download PDFInfo
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- CN113522538A CN113522538A CN202110715748.XA CN202110715748A CN113522538A CN 113522538 A CN113522538 A CN 113522538A CN 202110715748 A CN202110715748 A CN 202110715748A CN 113522538 A CN113522538 A CN 113522538A
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- flotation
- regulating valve
- suction pipe
- communicated
- passive
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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
- B03D1/16—Flotation machines with impellers; Subaeration machines
- B03D1/22—Flotation machines with impellers; Subaeration machines with external blowers
Abstract
The invention discloses a flotation control method of a flotation machine for lithium ores, wherein the flotation machine comprises a groove body, a central sleeve, a rotating shaft, an impeller, a stator disc, stator blades, an air duct and a controller, and is characterized in that: the flotation machine also comprises a passive air suction pipe (8), an active air blowing pipe (9) and a regulating valve (10), and the flotation machine comprises the following steps: (1) the passive air suction pipe is communicated with the atmosphere, and the active air blowing pipe is communicated with the blower; (2) the regulating valve can be selectively communicated with the passive air suction pipe and/or the active air blowing pipe; (3) and detecting the flotation efficiency of the flotation machine, comparing the actual flotation efficiency with the preset flotation efficiency, and controlling the communication state of the regulating valve and the passive air suction pipe and/or the active air blowing pipe by the controller according to the comparison result. The invention can selectively adjust the communication state of the adjusting valve and the passive air suction pipe and/or the active air blowing pipe according to the flotation efficiency of the flotation machine, thereby adjusting the air guide quantity, improving the flotation efficiency and reducing the energy waste.
Description
Technical Field
The invention relates to the technical field of mineral aggregate/lithium ore flotation, in particular to a flotation control method of a flotation machine for lithium ore.
Background
The existing flotation machine for the lithium mine comprises a tank body, a central sleeve, a rotating shaft, an impeller, a stator disc, stator blades, an air guide pipe and a controller, wherein the central sleeve is arranged in the tank body, the rotating shaft is arranged in the central sleeve and is connected with a motor through a transmission mechanism, the impeller is connected to the lower end of the rotating shaft, the stator disc is arranged at the lower end of the central sleeve, the stator blades are arranged on the periphery of the impeller, one end of the air guide pipe is connected with the central sleeve, and the other end of the air guide pipe is connected with the atmosphere or an air blowing mechanism.
(1) The gas guide tube is communicated with the atmosphere, and the gas guide amount cannot be adjusted when the flotation efficiency is reduced, so that the flotation efficiency cannot be improved. (2) The air duct is communicated with the blower mechanism, the blower mechanism has larger power and lower power utilization rate, and energy is wasted.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide a flotation control method of a flotation machine for lithium ores, which can selectively control/adjust the communication state of a regulating valve and a passive air suction pipe and/or an active air blowing pipe according to the flotation efficiency of the flotation machine, thereby adjusting the air guide quantity, improving the flotation efficiency and reducing the energy waste.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a flotation control method of flotation machine for lithium ore, flotation machine includes cell body (1), central sleeve (2), pivot (3), impeller (4), stator disc (5), stator blade (6), air duct (7), a controller, be provided with central sleeve in the cell body, be provided with the pivot in the central sleeve, the pivot is connected with the motor through drive mechanism, the lower extreme of pivot is connected with the impeller, central telescopic lower extreme is provided with the stator disc, be provided with a plurality of stator blade on the stator disc, stator blade sets up in the periphery of impeller, the one end of air duct is connected with central sleeve, its characterized in that: the flotation machine also comprises a passive air suction pipe (8), an active air blowing pipe (9) and a regulating valve (10), wherein the other end of the air guide pipe is connected with the regulating valve, and the other end of the regulating valve is respectively connected with the passive air suction pipe and the active air blowing pipe; the flotation control method comprises the following steps:
(1) the passive air suction pipe (8) is communicated with the atmosphere, and the active air blowing pipe (9) is communicated with the blower;
(2) the regulating valve (10) can be selectively communicated with a passive air suction pipe and/or an active air blowing pipe;
(3) the flotation efficiency of the flotation machine is detected, the actual flotation efficiency is compared with the preset flotation efficiency, and the controller controls the circulation state of the regulating valve (10) according to the comparison result and controls the communication state of the regulating valve and the passive air suction pipe and/or the active air blowing pipe.
Further, wherein, in step (3): (3.1) when the actual flotation efficiency is equal to the preset flotation efficiency, the controller controls 75-85% of the flow area of the regulating valve to be communicated with the passive air suction pipe, and 15-25% of the flow area of the regulating valve to be communicated with the active air blowing pipe.
Further, wherein, in step (3): (3.2) when the actual flotation efficiency is greater than the preset flotation efficiency, the controller controls 100% of the flow area of the regulating valve to be communicated with the passive air suction pipe, and at the moment, the air blower is closed or the control valve on the active air blowing pipe is closed;
(3.3) after a certain time, continuously detecting the flotation efficiency, and when the actual flotation efficiency is still greater than the preset flotation efficiency, controlling 100% of the flow area of the regulating valve to be communicated with the passive suction pipe by the controller, and reducing the opening of the control valve on the passive suction pipe at the moment.
Further, wherein, in step (3): (3.4) when the actual flotation efficiency is smaller than the preset flotation efficiency, the controller controls 45-55% of the flow area of the regulating valve to be communicated with the passive air suction pipe, and 45-55% of the flow area of the regulating valve is communicated with the active air blowing pipe;
(3.5) after a certain time, continuously detecting the flotation efficiency, and when the actual flotation efficiency is still less than the preset flotation efficiency, controlling 15-25% of the flow area of the regulating valve to be communicated with the passive air suction pipe and 75-85% of the flow area of the regulating valve to be communicated with the active air blowing pipe by the controller.
Further, in the same case, the blower has a smaller power or a smaller air-blowing amount than the blower that uses the blower alone to blow air; the blower is a constant power blower, and the constant power blower can select a blower with smaller power compared with a variable power blower.
Furthermore, the passive air suction pipe (8) and the active air blowing pipe (9) are also provided with control valves, and the flow area of the regulating valve (10) can be continuously regulated or regulated in multiple stages.
According to the flotation control method of the flotation machine for the lithium ores, the communication state of the regulating valve and the passive air suction pipe and/or the active air blowing pipe can be selectively controlled/adjusted according to the flotation efficiency of the flotation machine, so that the air guide amount can be adjusted, the flotation efficiency is improved, and the energy waste is reduced.
Drawings
FIG. 1 is a schematic structural diagram of a flotation machine for lithium mines.
In the figure: the air-conditioning device comprises a tank body 1, a central sleeve 2, a rotating shaft 3, an impeller 4, a stator disc 5, stator blades 6, an air duct 7, a passive air suction pipe 8, an active air blowing pipe 9 and a regulating valve 10.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. 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 present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, a flotation control method of a flotation machine for lithium ores, the flotation machine comprises a tank body 1, a central sleeve 2, a rotating shaft 3, an impeller 4, a stator disc 5, stator blades 6, an air duct 7 and a controller, the central sleeve 2 is arranged in the tank body 1, the rotating shaft 3 is arranged in the central sleeve 2, the rotating shaft 3 is connected with a motor through a transmission mechanism, the impeller 4 is connected with the lower end of the rotating shaft 3, the stator disc 5 is arranged at the lower end of the central sleeve 2, a plurality of stator blades 6 are arranged on the stator disc 5, the stator blades 6 are arranged at the periphery of the impeller 4, one end of the air duct 7 is connected with the central sleeve 2, and the flotation control method is characterized in that: the flotation machine also comprises a passive air suction pipe 8, an active air blowing pipe 9 and a regulating valve 10, the other end of the air guide pipe 7 is connected with the regulating valve 10, and the other end of the regulating valve 10 is respectively connected with the passive air suction pipe 8 and the active air blowing pipe 9; the flotation control method comprises the following steps:
(1) the passive air suction pipe 8 is communicated with the atmosphere, and the active air blowing pipe 9 is communicated with the blower;
(2) the regulating valve 10 can be selectively communicated with the passive air suction pipe 8 and/or the active air blowing pipe 9;
(3) the flotation efficiency (flotation separation performance) of the flotation machine is detected, the actual flotation efficiency is compared with the preset flotation efficiency, and the controller controls the flow state of the regulating valve 10 according to the comparison result and controls the communication state of the regulating valve 10 with the passive suction pipe 8 and/or the active air blowing pipe 9.
According to the flotation control method of the flotation machine for the lithium ores, the communication state of the regulating valve and the passive air suction pipe 8 and/or the active air blowing pipe 9 can be selectively controlled/adjusted according to the flotation efficiency of the flotation machine, so that the air guide amount can be adjusted, the flotation efficiency is improved, and the energy waste is reduced.
In the same case, the blower of the present invention has a smaller power or a smaller air-blowing amount than the blower that blows air using the blower alone.
Further, wherein, in step (3):
(3.1) when the actual flotation efficiency is equal to the preset flotation efficiency, the controller controls 80% of the flow area of the regulating valve 10 to be communicated with the passive air suction pipe 8, and 20% of the flow area of the regulating valve 10 to be communicated with the active air blowing pipe 9;
(3.2) when the actual flotation efficiency is greater than the preset flotation efficiency, the controller controls 100% of the flow area of the regulating valve 10 to be communicated with the passive air suction pipe 8, and at the moment, the air blower is closed or the control valve on the active air blowing pipe 9 is closed;
(3.3) after a certain time, continuously detecting the flotation efficiency, and when the actual flotation efficiency is still greater than the preset flotation efficiency, controlling 100% of the flow area of the regulating valve 10 to be communicated with the passive air suction pipe 8 by the controller, and reducing the opening of the control valve on the passive air suction pipe 8;
(3.4) when the actual flotation efficiency is less than the preset flotation efficiency, the controller controls 50% of the flow area of the regulating valve 10 to be communicated with the passive air suction pipe 8, and 50% of the flow area of the regulating valve 10 to be communicated with the active air blowing pipe 9;
(3.5) after a certain time, continuously detecting the flotation efficiency, and when the actual flotation efficiency is still less than the preset flotation efficiency, controlling 20% of the flow area of the regulating valve 10 to be communicated with the passive air suction pipe 8 and 80% of the flow area of the regulating valve 10 to be communicated with the active air blowing pipe 9 by the controller.
The blower is a constant power blower, and compared with a variable power blower, the constant power blower can select a blower with smaller power, and the communication state of the regulating valve 10 and the passive air suction pipe 8 and/or the active air blowing pipe 9 can be selectively controlled/regulated by matching with the regulating valve 10.
The passive air suction pipe 8 and the active air blowing pipe 9 are also provided with control valves, and the flow area of the regulating valve 10 can be continuously regulated or regulated in multiple stages.
According to the flotation control method of the flotation machine for the lithium ores, the communication state of the regulating valve and the passive air suction pipe and/or the active air blowing pipe can be selectively controlled/adjusted according to the flotation efficiency of the flotation machine, so that the air guide amount can be adjusted, the flotation efficiency is improved, and the energy waste is reduced.
The above-described embodiments are illustrative of the present invention and not restrictive, it being understood that various changes, modifications, substitutions and alterations can be made herein without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims and their equivalents.
Claims (6)
1. The utility model provides a flotation control method of flotation machine for lithium ore, flotation machine includes cell body (1), central sleeve (2), pivot (3), impeller (4), stator disc (5), stator blade (6), air duct (7), a controller, be provided with central sleeve in the cell body, be provided with the pivot in the central sleeve, the pivot is connected with the motor through drive mechanism, the lower extreme of pivot is connected with the impeller, central telescopic lower extreme is provided with the stator disc, be provided with a plurality of stator blade on the stator disc, stator blade sets up in the periphery of impeller, the one end of air duct is connected with central sleeve, its characterized in that: the flotation machine also comprises a passive air suction pipe (8), an active air blowing pipe (9) and a regulating valve (10), wherein the other end of the air guide pipe is connected with the regulating valve, and the other end of the regulating valve is respectively connected with the passive air suction pipe and the active air blowing pipe; the flotation control method comprises the following steps:
(1) the passive air suction pipe (8) is communicated with the atmosphere, and the active air blowing pipe (9) is communicated with the blower;
(2) the regulating valve (10) can be selectively communicated with a passive air suction pipe and/or an active air blowing pipe;
(3) the flotation efficiency of the flotation machine is detected, the actual flotation efficiency is compared with the preset flotation efficiency, and the controller controls the circulation state of the regulating valve (10) according to the comparison result and controls the communication state of the regulating valve and the passive air suction pipe and/or the active air blowing pipe.
2. The flotation control method of the lithium ore flotation machine according to claim 1, wherein in the step (3): (3.1) when the actual flotation efficiency is equal to the preset flotation efficiency, the controller controls 75-85% of the flow area of the regulating valve to be communicated with the passive air suction pipe, and 15-25% of the flow area of the regulating valve to be communicated with the active air blowing pipe.
3. The flotation control method of the lithium ore flotation machine according to claim 2, wherein in the step (3): (3.2) when the actual flotation efficiency is greater than the preset flotation efficiency, the controller controls 100% of the flow area of the regulating valve to be communicated with the passive air suction pipe, and at the moment, the air blower is closed or the control valve on the active air blowing pipe (9) is closed;
(3.3) after a certain time, continuously detecting the flotation efficiency, and when the actual flotation efficiency is still greater than the preset flotation efficiency, controlling 100% of the flow area of the regulating valve to be communicated with the passive suction pipe by the controller, and reducing the opening of the control valve on the passive suction pipe at the moment.
4. The flotation control method of the lithium ore flotation machine according to claim 3, wherein in the step (3): (3.4) when the actual flotation efficiency is smaller than the preset flotation efficiency, the controller controls 45-55% of the flow area of the regulating valve to be communicated with the passive air suction pipe, and 45-55% of the flow area of the regulating valve is communicated with the active air blowing pipe;
(3.5) after a certain time, continuously detecting the flotation efficiency, and when the actual flotation efficiency is still less than the preset flotation efficiency, controlling 15-25% of the flow area of the regulating valve to be communicated with the passive air suction pipe and 75-85% of the flow area of the regulating valve to be communicated with the active air blowing pipe by the controller.
5. The flotation control method of a lithium ore flotation machine according to claim 4, wherein the blower has a lower power or a lower air blowing amount than the blower that blows air by using the blower alone; the blower is a constant power blower, and the constant power blower can select a blower with smaller power compared with a variable power blower.
6. The flotation control method of the lithium ore flotation machine according to claim 5, characterized in that the passive suction pipe (8) and the active blowing pipe (9) are provided with control valves, and the flow area of the regulating valve (10) can be continuously or multi-stage regulated.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110715748.XA CN113522538A (en) | 2021-06-28 | 2021-06-28 | Flotation control method of flotation machine for lithium ores |
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| CN202110715748.XA CN113522538A (en) | 2021-06-28 | 2021-06-28 | Flotation control method of flotation machine for lithium ores |
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2021
- 2021-06-28 CN CN202110715748.XA patent/CN113522538A/en active Pending
Patent Citations (5)
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| DE102005059723A1 (en) * | 2005-12-14 | 2007-06-21 | Fan Separator Gmbh | Arrangement for the concentration of biomass in biogas fermenters using micro-bubbles for flotation purposes, comprises a device control for formation of micro-bubbles, a booster pump and an agitator for mixing the bio-sludge |
| CN103394417A (en) * | 2013-08-13 | 2013-11-20 | 天地（唐山）矿业科技有限公司 | Transmission froth scraping device at periphery of cylindrical flotation machine |
| CN108579516A (en) * | 2018-06-28 | 2018-09-28 | 江西金辉锂业有限公司 | One kind having functions/drying lithium carbonate production intermingling apparatus |
| CN110124875A (en) * | 2019-06-19 | 2019-08-16 | 烟台东方冶金设计研究院有限公司 | A kind of fluorite and Pb-Zn deposits Special Flotation |
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Application publication date: 20211022 |