CN206951420U - A kind of uniform turbulent flow of turbulence level regulates and controls additional grain fluidized bed mineralising floatation equipment - Google Patents
A kind of uniform turbulent flow of turbulence level regulates and controls additional grain fluidized bed mineralising floatation equipment Download PDFInfo
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- CN206951420U CN206951420U CN201720511834.8U CN201720511834U CN206951420U CN 206951420 U CN206951420 U CN 206951420U CN 201720511834 U CN201720511834 U CN 201720511834U CN 206951420 U CN206951420 U CN 206951420U
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Abstract
A kind of uniform turbulent flow of turbulence level regulates and controls additional grain fluidized bed mineralising floatation equipment, belongs to sorting mineral device.Device includes the middling cycle mouth outside post flotation area, the concentrate overflow launder on post flotation area top and post flotation area, post flotation area bottom is provided with gas-liquid mixed area, fluid bed mineralising flotation area is provided between post flotation area and fluid bed mineralising flotation area, fluid bed mineralising flotation area be provided with the first Mineralized Area, the second Mineralized Area ... N Mineralized Areas, the first Mineralized Area, the second Mineralized Area ... filled with turbulent flow regulation and control particle inside N Mineralized Areas.This fluid bed is completely separable by mineralising and FLOTATION SEPARATION, different from current mineralising flotation integration；The mineralising time can be realized by adjusting the mineralising sector number of fluid bed mineralising flotation area, thus energy utilized efficiency is very high；Energy absorbing device is high, it is ensured that the balance of Air Bubble Size and the delay of gases at high pressure are stable, improve flotation recovery rate；The mineralising fluidized-bed layer of upper, middle and lower sets different turbulence levels, mineralising efficiency high.
Description
Technical field
It the utility model is related to the uniform turbulent flow of a kind of sorting mineral device, especially a kind of turbulence level suitable for flotation
Regulate and control additional grain fluidized bed mineralising floatation equipment.
Background technology
Flotation, especially froth flotation are widely used in a kind of method of mineral and coal separation.It is annual to be used for what is handled
Mineral and coal are estimated to exceed 2,000,000,000 tons.Therefore, the reduction of flotation efficiency will cause the substantial amounts of wasting of resources and economic loss,
Improving flotation production efficiency and understanding floatation process in depth becomes extremely urgent.It is depleted with high-quality mineral resources,
Low-grade, disseminated grain size is thin and complicated difficult ore dressing thing is faced with because broken mill and floatation process power consumption are big and sort cost recovery
Height leads to not exploitation and utilized.Therefore, the power consumption for reducing floatation process is the important research direction of mineral manufacture field.
The most frequently used floatation equipment of industry is flotation device and flotation column.From the design of particle and bubble hit and mineralization process
From the point of view of, it is broadly divided into three kinds of modes：Adverse current mineralising, impeller stirring mineralising and jet mineralising.Adverse current mineralising turbulence level is uniform, energy consumption
Small, impact strength is small, and mineralising efficiency and the rate of recovery are low.And there is ore pulp turbulence intensity not in impeller stirring mineralising and jet mineralising
Uniformly, high energy consumption and turbulence level can not be individually according to pan feeding property adjustments.A kind of floatation equipment there is no to can solve the problem that these at present
Problem.
The content of the invention
Technical problem：The purpose of this utility model is to overcome weak point of the prior art, there is provided a kind of flotation speed
The uniform turbulent flow of turbulence level that rate is high, energy absorbing device is low regulates and controls additional grain fluidized bed mineralising floatation equipment, to solve tradition
The problem of floatation equipment capacity usage ratio is low and turbulence level can not adjust.
Technical scheme：The uniform turbulent flow regulation and control of turbulence level of the present utility model are additional grain fluidized bed, including flotation column, essence
Ore deposit overflow launder, sieve plate, gas distributor and circulating pump, described flotation column include post flotation area, fluid bed mineralising flotation area and
The gas-liquid mixed area of post flotation area bottom is located at, described post flotation area is provided with tailing outlet port, and outside is provided with middling cycle mouth,
Middling cycle mouth is provided with the feeding mouth being connected with circulation pump conduit, and pan feeding pipeline is provided with electromagnetic flowmeter, described fluidisation
Bed mineralising flotation area include the first Mineralized Area, the second Mineralized Area ... N Mineralized Areas, the first described Mineralized Area, the second ore deposit
Change area ... filled with turbulent flow regulation and control particle inside N Mineralized Areas.
Described the first Mineralized Area, the second Mineralized Area ... the segment shape of N Mineralized Areas divides into a ladder from down to up
Cloth.
The density of described turbulent flow regulation and control particle is 2.7kg/m3To 8.0kg/m3。
The particle diameter and porosity of described turbulent flow regulation and control particle with the first Mineralized Area, the second Mineralized Area ... N mineralisings
Area gradually increases from down to up.
Described the first Mineralized Area, the second Mineralized Area ... the outer wall of N Mineralized Areas is equipped with water filling port.
The minimum grain size of described turbulent flow regulation and control particle is 3mm, maximum particle diameter 6mm.
Beneficial effect：By adopting the above-described technical solution, the utility model is completely separable by mineralising and FLOTATION SEPARATION, no
It is same as current mineralising flotation integration；Using additional particle properties structure turbulence level and collision are adapted with floatation feed property
The multiple stage fluidized-bed mineralising environment of intensity, realizes the efficient flotation separation of mineral, and the uniform turbulent flow of turbulence level regulates and controls additional grain fluidized
Bed mineralising floatation equipment, post flotation area bottom are provided with gas-liquid mixed area, and the mineralising time can be by adjusting fluid bed mineralising flotation area
Mineralising sector number realize that thus energy utilized efficiency is very high；Energy absorbing device is high, it is ensured that the balance and high pressure of Air Bubble Size
The delay of gas is stable, substantially increases flotation recovery rate；The mineralising fluidized-bed layer of upper, middle and lower sets different turbulence levels, mineralising
Efficiency high.Its major advantage has：
1）This fluid bed is completely separable by mineralising and FLOTATION SEPARATION, and respective institute can be designed according to needed for mineralising and flotation each
The time needed.The extension of flotation time is realized by expanding cross-sectional area；
2）Single mineralising fluidized-bed layer is formed, turbulence level is uniform, and the mineralising time of this section can be by adjusting this section of mineralising
The height of fluidized-bed layer is realized, thus energy utilized efficiency is very high；
3）In this fluid bed by water filling port injection add water, so as to realize the first Mineralized Area, the second Mineralized Area ... N
The same ascending current speed in Mineralized Area；
4）The turbulence level size of single mineralising fluidized-bed layer is adjustable.It is additional by changing under same ascending current speed
Turbulent flow regulates and controls the granularity and density of particle, so as to realize the porosity and turbulence level of adjustment bed；
5）The mineralising fluidized-bed layer of the upper, middle and lower of formation sets different turbulence levels, adapts to different grain size and floatability
Requirement of the particle to mineralising turbulence level, mineralising efficiency high.Turbulence level is stepped up from bottom to top, of fine grained and floatability difference
The preferential mineralising of grain, and its desorption rate is low；
6）Gradually reduced in this fluid bed close to post flotation area, turbulence level, so as to reduce the turbulent flow of fluid bed Mineralized Area
Influence to floatation process.
Brief description of the drawings：
Fig. 1 is structural representation of the present utility model.
In figure：1- concentrate overflow launders；2- concentrate outlets；3- posts flotation area；4- feeding mouths；5- middling cycle mouths；6- tails
Ore deposit outlet；7- turbulent flows regulate and control particle；8- electromagnetic flowmeters；9- fluid bed mineralisings flotation area；10- water filling ports；11- mineral
Grain；12- sieve plates；13- circulating pumps；14- gas-liquid mixeds area；15- gas distributors；16- air-filled pores.
Embodiment
Embodiment in below in conjunction with the accompanying drawings is further described to the utility model：
As shown in figure 1, the uniform turbulent flow regulation and control of turbulence level of the present utility model are additional grain fluidized bed, mainly by flotation
Post, concentrate overflow launder 1, sieve plate 12, gas distributor 15 and circulating pump 13 are formed, and described flotation column includes post flotation area 3, stream
Change bed mineralising flotation area 9 and be located at the gas-liquid mixed area 14 of the bottom of post flotation area 3, the described top of post flotation area 3 is provided with essence
Ore deposit overflow launder 1, concentrate overflow launder 1 are provided with concentrate outlet 2, and the bottom of post flotation area 3 is provided with tailing outlet port 6, during outside is provided with
Ore deposit circulation port 5, the middling cycle mouth 5 are connected with feeding mouth 4, and pan feeding pipeline is provided with electromagnetic flowmeter 8, the post flotation area
3 bottoms are connected with fluid bed mineralising flotation area 9, and the bottom of fluid bed mineralising flotation area 9 is connected with gas-liquid mixed area 14, described
The bottom of gas-liquid mixed area 14 is provided with gas distributor 15, and the gas-liquid mixed area 14 is connected with circulating pump 13, the electromagnetic current
Gauge 8 is connected with feeding mouth 4 and middling cycle mouth 5.Described fluid bed mineralising flotation area 9 includes the first Mineralized Area a, the second ore deposit
Change area b ... Mineralized Areas n, the first Mineralized Area a, the second Mineralized Area b ... on into rank under N Mineralized Area n segment shape
Scalariform is distributed；First Mineralized Area a, the second Mineralized Area b ... N Mineralized Area n outer wall is equipped with water filling port 10.Described
One Mineralized Area a, the second Mineralized Area b ... filled with turbulent flow regulation and control particle 7 inside N Mineralized Area n.Turbulent flow regulates and controls the close of particle 7
Spend for 2.7kg/m3To 8.0kg/m3；The particle diameter and porosity of described turbulent flow regulation and control particle 7 are with the first Mineralized Area a, the second ore deposit
Change area b ... N Mineralized Area n from down to up gradually to increase.The minimum grain size of described turbulent flow regulation and control particle 7 is 3mm, maximum
Particle diameter is 6mm.
The course of work：Mineral grain 11 passes through Electromagnetic Flow by feeding mouth 4 with the material circulated by middling cycle mouth 5
Meter 8 enters fluid bed mineralising flotation area 9 by circulating pump 13, and carrying out current through sieve plate 12 disperses, and passes through the first Mineralized Area a, the
Two Mineralized Area b ... N Mineralized Areas n, fluidized-bed layer is formed, air is entered in cylinder by air-filled pore 16, is distributed by gas
Device 15 generates microvesicle, and caused microvesicle enters after being mixed with the ore pulp that circulating pump 13 inputs in gas-liquid mixed area 14 by sieve plate 12
Fluidized bed mineralising flotation area 9, mineralising flotation is carried out under the effect of turbulent flow regulation and control particle 7, enters post flotation area 3 afterwards, by
Post flotation area 3 carry out flotation after concentrate enter concentrate overflow launder 1, into concentrate overflow launder 1 concentrate by the row of concentrate outlet 2
Go out, carrying out the chats after flotation by post flotation area 3 enters middling cycle mouth 5, and the mine tailing after flotation is carried out by post by post flotation area 3
The tailing outlet port 6 of the bottom of flotation area 3 is discharged.
Claims (6)
1. a kind of uniform turbulent flow of turbulence level regulates and controls additional grain fluidized bed mineralising floatation equipment, including flotation column, concentrate overflow
Groove（1）, sieve plate（12）, gas distributor（15）And circulating pump（13）, it is characterised in that：Described flotation column includes post flotation area
(3), fluid bed mineralising flotation area（9）With the gas-liquid mixed area for being located at post flotation area (3) bottom（14）, described post flotation area
(3) it is provided with tailing outlet port（6）, outside is provided with middling cycle mouth（5）, middling cycle mouth（5）It is provided with and circulating pump（13）Pipe
The connected feeding mouth in road（4）, pan feeding pipeline is provided with electromagnetic flowmeter（8）, described fluid bed mineralising flotation area（9）Including
One Mineralized Area（a）, the second Mineralized Area（b）... N Mineralized Areas（n）, described the first Mineralized Area（a）, the second Mineralized Area
（b）... N Mineralized Areas（n）Inside is filled with turbulent flow regulation and control particle（7）.
2. the uniform turbulent flow of a kind of turbulence level according to claim 1 regulates and controls additional grain fluidized bed mineralising floatation equipment,
It is characterized in that：The first described Mineralized Area（a）, the second Mineralized Area（b）... N Mineralized Areas（n）Segment shape arrived by down
On be distributed into a ladder.
3. a kind of uniform turbulent flow of turbulence level regulates and controls additional grain fluidized bed mineralising floatation equipment according to claim 1, its
It is characterised by：First Mineralized Area（a）, the second Mineralized Area（b）... the turbulent flow regulation and control of filling inside N Mineralized Areas (n)
Grain（7）Density be 2.7kg/m3To 8.0kg/m3。
4. a kind of uniform turbulent flow of turbulence level regulates and controls additional grain fluidized bed mineralising floatation equipment according to claim 1, its
It is characterised by：Described turbulent flow regulation and control particle（7）Particle diameter and porosity with the first Mineralized Area（a）, the second Mineralized Area
（b）... the gradually increase from down to up of N Mineralized Areas (n).
5. a kind of uniform turbulent flow of turbulence level regulates and controls additional grain fluidized bed mineralising floatation equipment according to claim 1, its
It is characterised by：The first described Mineralized Area（a）, the second Mineralized Area（b）... the outer wall of N Mineralized Areas (n) is equipped with water filling port
（10）.
6. additional grain fluidized bed mineralising floatation equipment is regulated and controled according to a kind of uniform turbulent flow of turbulence level of claim 1 or 4,
It is characterized in that：Described turbulent flow regulation and control particle（7）Minimum grain size be 3mm, maximum particle diameter 6mm.
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| CN201720511834.8U CN206951420U (en) | 2017-05-10 | 2017-05-10 | A kind of uniform turbulent flow of turbulence level regulates and controls additional grain fluidized bed mineralising floatation equipment |
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| CN201720511834.8U CN206951420U (en) | 2017-05-10 | 2017-05-10 | A kind of uniform turbulent flow of turbulence level regulates and controls additional grain fluidized bed mineralising floatation equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106944264A (en) * | 2017-05-10 | 2017-07-14 | 中国矿业大学 | A kind of uniform turbulent flow of turbulence level regulates and controls additional grain fluidized bed mineralising floatation equipment |
| CN112295743A (en) * | 2019-07-29 | 2021-02-02 | 奥图泰(芬兰)公司 | Flotation cell |
-
2017
- 2017-05-10 CN CN201720511834.8U patent/CN206951420U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106944264A (en) * | 2017-05-10 | 2017-07-14 | 中国矿业大学 | A kind of uniform turbulent flow of turbulence level regulates and controls additional grain fluidized bed mineralising floatation equipment |
| CN112295743A (en) * | 2019-07-29 | 2021-02-02 | 奥图泰(芬兰)公司 | Flotation cell |
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