CN218359956U - Control device for selective rapid preferential flotation - Google Patents
Control device for selective rapid preferential flotation Download PDFInfo
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- CN218359956U CN218359956U CN202222748550.4U CN202222748550U CN218359956U CN 218359956 U CN218359956 U CN 218359956U CN 202222748550 U CN202222748550 U CN 202222748550U CN 218359956 U CN218359956 U CN 218359956U
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Abstract
The scheme relates to the technical field of mineral flotation, in particular to a control device for selective preferential flotation, which comprises a flotation column, an X fluorescence online grade analyzer, a pipeline, a three-way pipeline, a sampler, a pneumatic valve PLC control module and a pneumatic valve, wherein the flotation column is communicated with the pipeline, the pipeline is provided with the sampler, the three-way pipeline is fixedly connected behind the pipeline connected with the sampler, the sampler is connected with the X fluorescence online grade analyzer, the X fluorescence online grade analyzer comprises an X fluorescence online grade analyzer probe and a multi-path fluorescence online grade analyzer, the X fluorescence online grade analyzer probe is connected with the pneumatic valve PLC control module, the pneumatic valve PLC control module is respectively connected with two pneumatic valves through two connecting lines, the pneumatic valves are arranged on two different pipeline outlets behind the three-way pipeline, one pneumatic valve is going to a pump pool to return to a flotation process and then is selected to be qualified, and the other pipeline is going to a concentrate thickener for filtering and selling.
Description
Technical Field
This scheme belongs to mineral flotation technical field, concretely relates to controlling means of preferential flotation of selectivity.
Background
Mineral separation is the most important link in the whole mineral product production, is a key department in a mineral enterprise, is a flotation method of an important mineral separation mode, is a method for separating according to the difference of floatability of minerals according to the difference of physicochemical properties of the surfaces of mineral particles, utilizes the difference of hydrophobicity or hydrophilicity of the surfaces of various mineral raw material particles to separate, is generally called as foam flotation, has less natural hydrophobic minerals, and is usually added with a collecting agent in ore pulp to enhance the hydrophobicity of the minerals to be separated; various regulators are added to improve the selectivity; adding foaming agent and aerating to generate bubbles, attaching hydrophobic mineral particles to the bubbles, floating and separating.
In the prior art, the application number of CN201710207721.3 is a multi-stage suspension magnetization roasting-magnetic separation system device and method for refractory iron ore, the system device mainly comprises: the device comprises components and connection modes of a multi-section suspension preheater, a multi-section suspension oxidizer, a multi-section suspension reducer, an online grade analyzer, an ore sample splitter, a magnetic separator, a dust remover, a Rotz fan and the like. After the refractory iron ore is treated by the method, magnetite or maghemite with uniform properties can be accurately prepared, part of the concentrate powder reaching the set grade can be obtained through magnetic separation, detection by an online grade analyzer and shunting of a mineral sample diverter, and unqualified ore powder enters the next stage of oxidation-reduction-magnetic separation-shunting treatment. The method can obtain products with different roasting qualities, and simultaneously avoids the phenomena of overburning or underburning and the like which are easy to occur in the previous roasting process.
However, the multi-stage suspension magnetization roasting-magnetic separation system device and method for the refractory iron ore are not applied to the flotation process, and the traditional flotation device still has obvious defects in the use process: 1. excessive foam, no metal content differentiation, poor flotation effect and low flotation efficiency; 2. excessive foam, increased water demand and increased operating cost; 3. excessive foam generates an air lock phenomenon when the slurry is conveyed by a slurry pump, so that the centrifugal pump is difficult to convey materials, and the conveying capacity is reduced; 4. the foam is too much, and the foam floats on the wastewater after being discharged along with the wastewater, so that the wastewater is difficult to treat, and the surrounding environment is polluted.
SUMMERY OF THE UTILITY MODEL
The scheme provides a control device for selective preferential flotation to solve the problem of poor flotation effect and low efficiency.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a controlling means of selectivity priority flotation, includes flotation column, the online grade analysis appearance of X fluorescence, pipeline, tee bend pipeline, sampler, pneumatic valve PLC control module and pneumatic valve, the flotation column intercommunication the pipeline, be provided with the sampler on the pipeline, fixed connection tee bend pipeline behind the pipeline connection sampler, the online grade analysis appearance of X fluorescence is connected to the sampler, the online grade analysis appearance of X fluorescence includes the online grade analysis appearance probe of X fluorescence and the online grade analysis appearance multiplexer of X fluorescence, the online grade analysis appearance probe of X fluorescence passes through electrical apparatus and connects pneumatic valve PLC control module, pneumatic valve PLC control module connects two pneumatic valves respectively through electrical connection, pneumatic valve sets up on two different pipeline exports behind the tee bend pipeline, its characterized in that: the flotation column still includes the defoaming unit, the defoaming unit includes metal ion direction circle, direction collocation circle, defoaming windmill support, rotary joint, windmill connecting rod lower part and driving motor, metal ion direction circle fixed connection flotation column upper portion inner wall, direction collocation circle fixed connection flotation column upper portion outer wall, metal ion direction circle circuit connection direction collocation circle, driving motor connects the windmill connecting rod, the windmill connecting rod passes through rotary joint and connects defoaming windmill support, defoaming windmill support is connected to the defoaming windmill.
The principle of the scheme is as follows: the method comprises the steps that raw ore enters a flotation column for flotation after being ground to a certain standard, a metal ion guide ring is opened, under the matching action of the guide matching ring, the metal ion guide ring generates negative electricity, so that the metal content in flotation foam is free to approach the inner wall direction of the flotation column, a driving motor controls a windmill connecting rod and a rotating joint to enable a defoaming windmill to move up and down and rotate simultaneously, so that foam with low metal content in the central position is eliminated, then flotation ore pulp is sent out through a pipeline, sampling is carried out once every time period, a sample is distributed to an X fluorescence online grade analyzer probe for measurement through an X fluorescence online grade analyzer in a multipath manner, measurement data are transmitted to a PLC control module, the PLC control module opens a pneumatic valve according to qualified and unqualified control of the measurement data, when the PLC control module receives unqualified data, a No. 1 pneumatic control valve is opened, the flotation ore pulp goes to a pump pool along with the pipeline and is selected again until qualified, when the PLC control module receives qualified data, a No. 2 pneumatic control valve is opened, and the ore pulp of flotation concentrate goes to a thickener for filtration and sale.
The beneficial effects of the scheme are that: the method has the advantages that the foam with high metal content is distinguished in the flotation process, the foam with relatively low metal content is eliminated, the flotation efficiency and effect are effectively improved, and meanwhile, the flotation process is automated by the aid of cooperation of the sampling machine, the X-fluorescence online grade analyzer and the PLC control module.
Further, the sampler is an automatic sampler.
The beneficial effects of the scheme are that: the sampling time and the sampling amount can be automatically controlled, the labor is reduced, and the reference value of sampling is ensured.
Further, the distance proportion of the installation position of the sampler is 10 times of the distance of the diameter of the pipeline.
The beneficial effects of the scheme are that: the volume of the sampled flotation pulp is determined, the sampling is carried out in the flotation pulp of which the cubic meter is determined each time, the obtained sampling detection result of the flotation pulp has more reference value,
further, the defoaming windmill is provided with a plurality of, and the defoaming windmill rotates and is connected with a defoaming windmill support.
The beneficial effects of the scheme are that: the defoaming windmill is beneficial to the shape of the punctured foam, the foam can be eliminated in the movement process, and more foams can be eliminated by a plurality of defoaming windmills.
Further, the windmill connecting rod is a telescopic connecting rod.
The beneficial effects of the scheme are that: the connecting rod is flexible to drive defoaming windmill support and reciprocates, rotates on the defoaming windmill support and is connected with the defoaming windmill, and the defoaming windmill support reciprocates and produces the rotation when driving the defoaming windmill and reciprocate to diversified elimination foam.
Furthermore, the sampler still includes the floater sampler, the floater sampler passes through hose fixed connection automatic sampler.
The scheme has the beneficial effects that: the flotation sampling ball is a sampling ball which can be suspended above liquid, so that smooth sampling can be ensured no matter how many minerals are sampled, and the sampling is not limited by the total amount of flotation mineral liquid.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is the structure schematic diagram of the newly-added part of the flotation column of the embodiment of the utility model.
Detailed Description
The following is further detailed by the specific embodiments:
reference numerals in the drawings of the specification include: 1. a flotation column; 2. flotation column concentrate; 3. a pipeline; 4. a sampler; 5. a branch 2; 6. branch 1; 7. no. 2 pneumatic control valve; 8. no. 1 pneumatic control valve; 9. a multiplexer of an X fluorescence online grade analyzer; 10. a PLC control module; 11. a multiplexer of an X fluorescence online grade analyzer; 12. an electrical line; 13. an electrical line; 14. an electrical line; 15. an X-ray fluorescence online grade analyzer probe; 101. a metal ion guide ring; 102. a guiding matching ring; 103. defoaming and windmill; 104. a defoaming windmill bracket; 105. a rotary joint; 106. a windmill connecting rod; 107. the lower part of the windmill connecting rod; 108. a drive motor;
the embodiment is basically as shown in the attached figures 1 and 2:
the flotation column 1 is communicated with a pipeline 3, a sampler 4 is arranged on the pipeline 3, the sampler 4 is an automatic sampler, the installation position of the sampler 4 is separated by a distance with the proportion of 10 times of the diameter of the pipeline, the diameter of the pipeline 3 is DN300, two pipelines are generated by fixedly connecting a three-way pipeline 3 m behind the sampler 4, the sampler 4 is connected with an X fluorescence online grade analyzer multiplexer 9,X fluorescence online grade analyzer probe 15 through an electric appliance and is connected with a pneumatic valve PLC control module 10, the PLC control module 10 is respectively connected with two pneumatic valves through two connecting lines, the pneumatic valve 8 and the pneumatic valve 7 No. 1 are arranged on two different pipeline outlets behind the three-way pipeline, one pipeline provided with the pneumatic valve 8 No. 1 is led to a pump pool to return to the flotation process, and the pipeline provided with the pneumatic valve 7 No. 2 is used for filtering and selling concentrate by a thickener.
The flotation column 1 comprises a defoaming unit besides a conventional inherent structure, the defoaming unit comprises a metal ion guide ring 101, a guide matching ring 102, a defoaming windmill 103, a defoaming windmill bracket 104, a rotary joint 105, windmill connecting rods 106 and 107 and a driving motor 108, the metal ion guide ring 101 is fixedly connected with the inner wall of the upper part of the flotation column 1, the guide matching ring 102 is fixedly connected with the outer wall of the upper part of the flotation column 1, the metal ion guide ring 101 is connected with the guide matching ring 102 in a circuit mode, the defoaming windmill 103 is rotatably connected with the defoaming windmill bracket 104, the defoaming windmill bracket 104 is connected with a windmill connecting rod 107 through the rotary joint 102, the windmill connecting rod 107 is fixedly connected to the bottom of the flotation column 1 through a windmill connecting rod lower part 108, and the driving motor 108 is connected with the windmill connecting rod lower part 107.
When the flotation device works, raw ore is ground until the product fineness is-75 mu m and the mass fraction is 78-85%, the raw ore enters a flotation column 1 for flotation, a metal ion guide ring 101 is opened, at the moment, under the matching action of a guide matching ring 102, the metal ion guide ring 101 generates negative electricity to enable the free part with high metal content in flotation foam to approach the inner wall direction of the flotation column 1, a driving motor 108 controls a windmill connecting rod 106 and a rotating joint 105 to enable a defoaming windmill 103 to move up and down and rotate simultaneously to eliminate foam with low metal content at the central position, then flotation ore pulp is sent out through a pipeline 3, a sampler 4 samples once every 30 minutes, the samples are distributed to an X fluorescence online grade analyzer probe 15 for measurement through an X fluorescence online grade analyzer multiplexer 11, the measured data is transmitted to a PLC control module 10, the PLC control module 10 controls the valves to be opened and closed according to Cu and Zn grade data, when Zn is 2~3%, cu is 18-20%, cu/Zn is 10-6, zn is 2~3%, cu is 20-18%, zn is 2~3%, and Cu is 20-16%, the pneumatic control valve 2 is in a closed state, the pneumatic control valve 1 is opened, the ore pulp subjected to flotation returns to a pump pool along with a pipeline 3 and is then selected until qualified, when Cu is more than or equal to 20-18% and Zn is not more than 2~3%, the qualified pneumatic control valve 2 is in an open state, the pneumatic control valve 2 is in a closed state, and the ore pulp subjected to flotation is conveyed to a concentrate thickener to be filtered and sold along with the other pipeline.
In addition, a PLC program can be adjusted, when Cu is less than 18%, the PLC program controls the floating ball of the flotation column liquid level to descend or the aeration quantity of the flotation column to reduce the yield of the concentrate product when the PLC program opens the No. 1 valve, the grade of the copper concentrate product is improved by reducing the yield of the concentrate, and when Cu is more than 18%, the yield control is kept consistent with normal times.
The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (6)
1. The utility model provides a controlling means of selectivity quick preferential flotation, includes flotation column, the online grade analysis appearance of X fluorescence, pipeline, tee bend pipeline, sampler, pneumatic valve PLC control module and pneumatic valve, the flotation column intercommunication the pipeline, be provided with the sampler on the pipeline, fixed connection tee bend pipeline behind the pipeline connection sampler, the online grade analysis appearance of X fluorescence is connected to the sampler, the online grade analysis appearance of X fluorescence includes the online grade analysis appearance probe of X fluorescence and the online grade analysis appearance multiplexer of X fluorescence, the online grade analysis appearance probe of X fluorescence passes through electrical apparatus and connects pneumatic valve PLC control module, pneumatic valve PLC control module connects two pneumatic valves respectively through electrical connection, pneumatic valve sets up on two different pipeline exports behind the tee bend pipeline, its characterized in that: the flotation column still includes the defoaming unit, the defoaming unit includes metal ion direction circle, direction collocation circle, defoaming windmill support, rotary joint, windmill connecting rod lower part and driving motor, metal ion direction circle fixed connection flotation column upper portion inner wall, direction collocation circle fixed connection flotation column upper portion outer wall, metal ion direction circle circuit connection direction collocation circle, driving motor connects the windmill connecting rod, the windmill connecting rod passes through rotary joint and connects defoaming windmill support, defoaming windmill support is connected to the defoaming windmill.
2. A control apparatus for selective rapid preferential flotation according to claim 1, characterized in that: the sampler is an automatic sampler.
3. A control apparatus for selective rapid preferential flotation according to claim 1, characterized in that: the distance proportion of the installation position of the sampler is 10 times of the distance of the diameter of the pipeline.
4. A control apparatus for selective rapid preferential flotation according to claim 1 wherein: the defoaming windmill is provided with a plurality of, and the defoaming windmill rotates to be connected with the defoaming windmill support.
5. A control apparatus for selective rapid preferential flotation according to claim 1, characterized in that: the windmill connecting rod is a telescopic connecting rod.
6. A control apparatus for selective rapid preferential flotation according to claim 2, wherein: the sampler also comprises a floating ball sampler which is fixedly connected with the automatic sampler through a hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222748550.4U CN218359956U (en) | 2022-10-19 | 2022-10-19 | Control device for selective rapid preferential flotation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222748550.4U CN218359956U (en) | 2022-10-19 | 2022-10-19 | Control device for selective rapid preferential flotation |
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| Publication Number | Publication Date |
|---|---|
| CN218359956U true CN218359956U (en) | 2023-01-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222748550.4U Active CN218359956U (en) | 2022-10-19 | 2022-10-19 | Control device for selective rapid preferential flotation |
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| CN (1) | CN218359956U (en) |
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2022
- 2022-10-19 CN CN202222748550.4U patent/CN218359956U/en active Active
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