CN207929418U - A kind of soil heterotopic froth flotation system - Google Patents
A kind of soil heterotopic froth flotation system Download PDFInfo
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- CN207929418U CN207929418U CN201820011335.7U CN201820011335U CN207929418U CN 207929418 U CN207929418 U CN 207929418U CN 201820011335 U CN201820011335 U CN 201820011335U CN 207929418 U CN207929418 U CN 207929418U
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- tank
- froth flotation
- agitating device
- flotation system
- soil
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Abstract
A kind of soil heterotopic froth flotation system includes chemicals dosing plant,Multiple agitator tanks and floatation cell,Chemicals dosing plant includes the dosing tank containing eluent,Flow sensor and metering pump,Eluent in dosing tank is pumped into agitator tank by metering pump based on the flow signal of flow sensor,Input and output material between multiple agitator tanks connects to form Multi-stage stirring tank by pipeline,Each agitator tank includes the chuck heating device and agitating device mounted on outer wall,The pipeline is equipped with the valve for controlling break-make,Chuck heating device connects heating device,The heating device includes the air energy heater for heating water to predetermined temperature,Water after heating flow to chuck heating device by connecting pipe,Floatation cell,The floatation cell includes the first flotation cell and the second flotation cell arranged side by side,First clean materials export and the second clean materials export and bubble dirt outlets.
Description
Technical field
The utility model is related to the technical field of soil remediation, especially a kind of soil heterotopic froth flotation system.
Background technology
Soil remediation dystopy elution technique primary goal is decrement, that is, utilizes the particle size distribution profiles of pollutant by pollutant
Concentration is mainly realized by way of physics screening；Pollutant concentration is followed by reduced, i.e., by pollutant directly from soil
It removes, is mainly realized by chemical extraction mode.
Chemical extraction mode refers to using liquid phase chemical eluent, and such as acid or chelating agent are by pollutant under being desorbed in soil
Come and be dissolved in solution, achievees the purpose that pollutant removal, i.e., soil is directly washed using medicament.Technology key influence because
Element includes：Fine particle and soil content, the property of pollutant and concentration, soil ratio, elution the time, elution number, eluent selection,
Processing and medicament reuse of wastewater eluting etc..
Froth flotation mainly further carries out chemical extraction to the fine grained (20-63 μm) after particle size sorting, and air is floating
It selects in processing unit, pollutant " floating " becomes foam and removed from the surface of air-floatation cell, and is delivered to sludge treating system.
Disclosed above- mentioned information is used only for enhancing the understanding to the utility model background in the background section, therefore
May include the information of the prior art known to a person of ordinary skill in the art in not constituting home.
Utility model content
In view of the above problems, purpose of the utility model is to overcome the shortcomings of the above technology, and to provide a kind of soil is different
Position froth flotation system can be according to treatment effect using multistage group continuously stirring and removing pollutant by way of flotation
It closes, using flexibly easily manipulation, removal effect are good.
The purpose of this utility model is to be achieved by the following technical programs.
A kind of soil heterotopic froth flotation system includes,
Chemicals dosing plant, chemicals dosing plant include the dosing tank containing eluent, flow sensor and metering pump, and metering pump is based on
Eluent in dosing tank is pumped into agitator tank by the flow signal of flow sensor,
Multiple agitator tanks, the input and output material between multiple agitator tanks connect to form Multi-stage stirring tank by pipeline, each to stir
Tank includes the chuck heating device and agitating device mounted on outer wall, and the pipeline is equipped with the valve for controlling break-make, folder
It covers heating device and connects heating device, the heating device includes the air energy heater for heating water to predetermined temperature, heating
Water afterwards flow to chuck heating device by connecting pipe,
Floatation cell, the floatation cell include the first flotation cell and the second flotation cell arranged side by side, the outlet of the first clean materials and
Second clean materials export and bubble dirt outlets, Multi-stage stirring tank stirring after soil respectively via the first getter device into
Enter the first flotation cell, and enter the second flotation cell via the second getter device, the first flotation cell is separately connected the first clean facilities
Material outlet and bubble dirt outlets, the second flotation cell are separately connected the outlet of the second clean materials and bubble dirt outlets.
In the soil heterotopic froth flotation system, Multi-stage stirring tank includes that tank body is that the cylindrical first order stirs
Tank, second level agitator tank and third level agitator tank, overflow between first order agitator tank, second level agitator tank and third level agitator tank
Connection.
In the soil heterotopic froth flotation system, the soil heterotopic froth flotation system includes control unit,
Described control unit is electrically connected chemicals dosing plant, multiple agitator tanks and floatation cell.
In the soil heterotopic froth flotation system, agitating device is turbine type agitating device, turbine type stirring dress
Set includes first layer agitating device, second layer agitating device and third layer agitating device, the first layer stirring dress from top to bottom
Set the radius that second layer agitating device is all higher than with the radius of third layer agitating device.
In the soil heterotopic froth flotation system, helical baffle is provided in chuck heating device.
In the soil heterotopic froth flotation system, first flotation cell and/or the second flotation cell are multistage floating
Menu member.
In the soil heterotopic froth flotation system, the first layer agitating device, second layer agitating device and/or
Third layer agitating device includes stirring blade, and the stirrer paddle is equipped with crushing cutter.
In the soil heterotopic froth flotation system, first getter device and/or the second getter device are sky
The self-priming turbulent flow generator of gas.
In the soil heterotopic froth flotation system, described control unit includes general processor, at digital signal
Manage device, application-specific integrated circuit ASIC or on-site programmable gate array FPGA.
In the soil heterotopic froth flotation system, described control unit includes memory, and the memory includes
One or more read only memory ROMs, random access memory ram, flash memory or Electrical Erasable may be programmed read-only deposit
Reservoir EEPROM.
The utility model provides a kind of pollution dystopy elution froth flotation system, can improve treatment effeciency and system spirit
Stability living reduces energy consumption and enhancing desorption treatment effect.After contaminated soil particle after particle size sorting enters agitator tank, according to
The variety classes setting mixing speed of eluent and time；It is cylinder to stir tank, can avoid the generation at stirring dead angle；It stirs
It mixes link and Multi-stage stirring may be used, by the folding of valve in control pipeline, realize level-one, two-stage and three-level stirring, application
Flexibly and easily；Blender is provided with three layers of agitating device for being in different height, and radius is small in centre, and big layout, makes up and down
Agitated medium bottom generates prodigious vortex, allow agitated medium turn from bottom, stirring efficiency is higher, stirring more
It is even.Chemicals dosing plant uses metering pump, and flow sensor is provided on pipeline, realizes that dosage is precisely controlled；Heater
Come from air energy heater, be greatly saved energy consumption, while jacket heat-exchanger is set outside agitator tank, is provided in chuck
Helical baffle improves heat exchange efficiency；Floatation cell is made of two and column unit, improves treating capacity and treatment effect；Air-breathing
Device uses micro-turbulence flow-generator, generates wide spectrum bubble of different sizes, improves flotation efficiency.
The above description is merely an outline of the technical solution of the present invention, in order to make the technological means of the utility model
It is more clearly understood, reaches the degree that those skilled in the art can be implemented in accordance with the contents of the specification, and in order to
Above and other objects, features and advantages of the utility model can be clearer and more comprehensible, below with the specific of the utility model
Embodiment is illustrated.
Description of the drawings
By reading the detailed description hereafter in preferred embodiment, the various other advantage of the utility model and
Benefit will become clear those of ordinary skill in the art.Figure of description is only used for showing the mesh of preferred embodiment
, and it is not considered as limitations of the present invention.It should be evident that drawings discussed below is only the utility model
Some embodiments for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other attached drawings.And throughout the drawings, identical component is presented with like reference characters.
In the accompanying drawings：
Fig. 1 is the structural schematic diagram according to the soil heterotopic froth flotation system of the utility model one embodiment；
Wherein, 1-agitator tank, 2-agitating devices, 3-chemicals dosing plants, 3.1-dosing tanks, 3.2-flow sensors,
3.3-metering pumps, 4-heating devices, 4.1-air energy heaters, 4.2-jacket for heat exchange devices, 5.1-5.7-valve, 6-
Floatation cell, the outlet of the 6.1-the first clean materials, the outlet of the 6.2-the second clean materials, 6.3-bubble dirt outlets, 7.1-the
One getter device, the 7.2-the second getter device.
Below in conjunction with drawings and examples, the utility model is further explained.
Specific implementation mode
Specific embodiment of the utility model is more fully described below with reference to accompanying drawings.Although showing this reality in attached drawing
With novel specific embodiment, it being understood, however, that may be realized in various forms the utility model without that should be illustrated here
Embodiment limited.It is to be able to be best understood from the utility model on the contrary, providing these embodiments, and can incite somebody to action
The scope of the utility model is completely communicated to those skilled in the art.
It should be noted that having used some vocabulary in specification and claim to censure specific components.Ability
Field technique personnel it would be appreciated that, technical staff may call the same component with different nouns.This specification and right
It is required that not in such a way that the difference of noun is used as and distinguishes component, but differentiation is used as with the difference of component functionally
Criterion."comprising" or " comprising " as mentioned in working as in specification in the whole text and claim are an open language, therefore should be solved
It is interpreted into " including but not limited to ".Specification subsequent descriptions are preferred embodiment of the present invention, the right description
It is being not intended to limit the scope of the utility model for the purpose of the rule of specification.The scope of protection of the utility model
When subject to appended claims institute defender.
For ease of the understanding to the utility model embodiment, done by taking several specific embodiments as an example below in conjunction with attached drawing into
The explanation of one step, and each attached drawing does not constitute the restriction to the utility model embodiment.
Fig. 1 is the structural schematic diagram according to the soil heterotopic froth flotation system of the utility model one embodiment.This reality
It will be specifically described in conjunction with Fig. 1 with new embodiment.
As shown in Figure 1, one embodiment of the utility model provides a kind of soil heterotopic froth flotation system,
The soil heterotopic froth flotation system includes,
Chemicals dosing plant 3, chemicals dosing plant 3 include the dosing tank 3.1 containing eluent, flow sensor 3.2 and metering pump
3.3, the eluent in dosing tank 3.1 is pumped into agitator tank 1 by flow signal of the metering pump 3.3 based on flow sensor 3.2,
Multiple agitator tanks 1, the input and output material between multiple agitator tanks connect to form Multi-stage stirring tank by pipeline, each to stir
Tank 1 includes the chuck heating device 4.2 and agitating device 2 mounted on outer wall, and the pipeline is equipped with the valve for controlling break-make
Door 5.1,5.2,5.3,5.4,5.5,5.6,5.7, chuck heating device 4.2 connect heating device 4, and the heating device 4 includes
The air energy heater 4.1 of predetermined temperature is heated water to, the water after heating flow to chuck heating device by connecting pipe
4.2
Floatation cell 6, the floatation cell 6 include the first flotation cell side by side and the second flotation cell, the outlet of the first clean materials
6.1 and the second clean materials outlet 6.2 and bubble dirt outlets 6.3, soil after the stirring of Multi-stage stirring tank is respectively via the
One getter device 7.1 enters the first flotation cell, and enters the second flotation cell, the first flotation cell via the second getter device 7.2
It is separately connected the first clean materials outlet 6.1 and bubble dirt outlets 6.3, the second flotation cell is separately connected the second clean materials and goes out
Mouth 6.2 and bubble dirt outlets 6.3.
The soil heterotopic froth flotation system of the utility model, can continuously stirring and removing pollutant by way of flotation
Multistage-combination is used according to treatment effect, using flexibly easily manipulation, removal effect is good, this soil heterotopic froth flotation system tool
Having the advantages that easy to operate, controllability is strong, low energy consumption, treating capacity is big, device parameter can adjust according to actual conditions, optimize,
Recovery project is eluted suitable for industrial pollution place dystopy.
The preferred embodiment of soil heterotopic froth flotation system described in the utility model, Multi-stage stirring tank include that tank body is
Cylindrical first order agitator tank, second level agitator tank and third level agitator tank, first order agitator tank, second level agitator tank and the
Overflow connects between three-level agitator tank.
The preferred embodiment of soil heterotopic froth flotation system described in the utility model, the soil heterotopic froth flotation
System includes control unit, and described control unit is electrically connected chemicals dosing plant 3, multiple agitator tanks 1 and floatation cell 6.
The preferred embodiment of soil heterotopic froth flotation system described in the utility model, agitating device 2 stir for turbine type
Device is mixed, turbine type agitating device includes first layer agitating device, second layer agitating device and third layer stirring dress from top to bottom
It sets, the radius of the first layer agitating device and third layer agitating device is all higher than the radius of second layer agitating device.
The preferred embodiment of soil heterotopic froth flotation system described in the utility model is set in chuck heating device 4.2
It is equipped with helical baffle.
The preferred embodiment of soil heterotopic froth flotation system described in the utility model, first flotation cell and/or
Second flotation cell is multistage flotation cells.
The preferred embodiment of soil heterotopic froth flotation system described in the utility model, the first layer agitating device,
Second layer agitating device and/or third layer agitating device include stirring blade, and the stirrer paddle is equipped with crushing cutter.
The preferred embodiment of soil heterotopic froth flotation system described in the utility model, first getter device and/
Or second getter device be air self-suction type turbulent flow generator.
The preferred embodiment of soil heterotopic froth flotation system described in the utility model, described control unit include general
Processor, digital signal processor, application-specific integrated circuit ASIC or on-site programmable gate array FPGA.
The preferred embodiment of soil heterotopic froth flotation system described in the utility model, described control unit include storage
Device, the memory includes one or more read only memory ROMs, random access memory ram, flash memory or electronics can
Erasable programmable read-only memory (EPROM) EEPROM.
In order to further illustrate the utility model, in one embodiment, stirred as shown in Figure 1, contaminated soil particle enters
After mixing tank 1, the eluent in dosing tank 3.1 is pumped into agitator tank 1 by metering pump 3.3, and the amount of eluent passes through flow sensing
Device 3.2 and metering pump 3.3 are precisely controlled；Contaminated soil particle is sufficiently mixed with eluent under the action of agitating device 2, stirring
The speed of device and time are based on contaminated soil property difference according to the type of eluent, and eluent difference is flat to the reaction of soil
Weigh time difference；Stirring intensity is unsuitable too high or too low, excessively high facility load to be caused to increase, and elutes cost, single by controlling
Member can accurately control, and control parameter can be for example to Mr. Yu's contaminated soil sample：The soil sample that 25g crosses 2mm sieves is taken to be moulded in 250ml
Expect in bottle, the leacheate of best solid-to-liquid ratio is added, plastic bottle is placed on oscillator, with the hunting of frequency different time of 210rpm
1,1.5,2,2.5,3,3.5,4,4.5,5,5.5,6h, then centrifuges 15min with the rotating speed of 3000rpm, supernatant is taken, with 0.45
μm filtering with microporous membrane, preserve filtrate, measure heavy metal Cd, Pb, Zn and Cu concentration, each sample treatment is repeated twice, really
The fixed best elution time.It takes the soil sample that 25g crosses 2mm sieves in 250ml triangular flasks, the leacheate of best solid-to-liquid ratio is added, is placed in
In agitator tank, different stirring intensities 100,150,200,250,300,350,400,450,500rpm are set, stirred determining
After eluting the time, 15min is centrifuged with the rotating speed of 3000rpm, takes supernatant, with 0.45 μm of filtering with microporous membrane, preserves filtrate,
Heavy metal Cd, Pb, Zn and Cu concentration are measured, each sample treatment is repeated twice, and determines best stirring intensity.It is arranged in agitator tank
Heating device 4, hot water in air heater 4.1 by clamping device 4.2 outside agitator tank in tank body soil and
Eluent heats, and strengthens transfer of the pollutant from solid phase to liquid phase.Heating temperature needed for agitator tank can be by adjusting air
Heater leaving water temperature is realized.Chuck return water is back to the recycling of heater 4.1.According to practical mixing effect, multistage can be set
Stirring when level-one stirs, opens valve 5.4,5.5 and 5.7, closes valve 5.1,5.2,5.3 and 5.6；Two level stirs, and can open
Valve 5.1,5.4,5.6 and 5.7 closes valve 5.2,5.3 and 5.5；Three-level stir, can by open valve 5.1,5.2,5.3,
5.4 and 5.7, it closes valve 5.5,5.6 and realizes.Material after stirring enters flotation unit 6, is produced under the action of getter device 7
The bubble of different sizes of raw wide spectrum, realizes the separation of foam and cleaning soil.After being collected containing bladdery dross after separation
It is disposed into sludge system, clean materials enter next stage treatment process.
Although the embodiments of the present invention are described above in association with attached drawing, the utility model does not limit to
In above-mentioned specific embodiments and applications field, above-mentioned specific embodiment is only schematical, directiveness, without
It is restrictive.Those skilled in the art under the enlightenment of this specification and are not departing from the utility model claims
In the case of the range protected, a variety of forms can also be made, these belong to the row of the utility model protection.
Claims (10)
1. a kind of soil heterotopic froth flotation system, it is characterised in that：The soil heterotopic froth flotation system includes,
Chemicals dosing plant (3), chemicals dosing plant (3) include the dosing tank (3.1) containing eluent, flow sensor (3.2) and metering
It pumps (3.3), the eluent in dosing tank (3.1) is pumped by flow signal of the metering pump (3.3) based on flow sensor (3.2) to be stirred
It mixes in tank (1),
Multiple agitator tanks (1), the input and output material between multiple agitator tanks connect to form Multi-stage stirring tank by pipeline, each agitator tank
(1) include the chuck heating device (4.2) and agitating device (2) for being mounted on outer wall, the pipeline is equipped with for controlling break-make
Valve (5.1,5.2,5.3,5.4,5.5,5.6,5.7), chuck heating device (4.2) connect heating device (4), the heating
Device (4) includes the air energy heater (4.1) for heating water to predetermined temperature, and the water after heating flow to folder by connecting pipe
Heating device (4.2) is covered,
Floatation cell (6), the floatation cell (6) include the first flotation cell and the second flotation cell arranged side by side, the outlet of the first clean materials
(6.1) and the second clean materials export (6.2) and bubble dirt outlets (6.3), the soil difference after the stirring of Multi-stage stirring tank
Enter the first flotation cell via the first getter device (7.1), and enter the second flotation cell via the second getter device (7.2),
First flotation cell is separately connected the first clean materials outlet (6.1) and bubble dirt outlets (6.3), the second flotation cell are separately connected
Second clean materials export (6.2) and bubble dirt outlets (6.3).
2. soil heterotopic froth flotation system according to claim 1, it is characterised in that：Multi-stage stirring tank includes that tank body is
Cylindrical first order agitator tank, second level agitator tank and third level agitator tank, first order agitator tank, second level agitator tank and the
Overflow connects between three-level agitator tank.
3. soil heterotopic froth flotation system according to claim 1, it is characterised in that：The soil heterotopic froth flotation
System includes control unit, and described control unit is electrically connected chemicals dosing plant (3), multiple agitator tanks (1) and floatation cell (6).
4. soil heterotopic froth flotation system according to claim 1, it is characterised in that：Agitating device (2) is turbine type
Agitating device, turbine type agitating device include first layer agitating device, second layer agitating device and third layer stirring from top to bottom
The radius of device, the first layer agitating device and third layer agitating device is all higher than the radius of second layer agitating device.
5. soil heterotopic froth flotation system according to claim 1, it is characterised in that：In chuck heating device (4.2)
It is provided with helical baffle.
6. soil heterotopic froth flotation system according to claim 1, it is characterised in that：First flotation cell and/or
Second flotation cell is multistage flotation cells.
7. soil heterotopic froth flotation system according to claim 4, it is characterised in that：The first layer agitating device,
Second layer agitating device and/or third layer agitating device include stirring blade, and the stirrer paddle is equipped with crushing cutter.
8. soil heterotopic froth flotation system according to claim 1, it is characterised in that：First getter device and/
Or second getter device be air self-suction type turbulent flow generator.
9. soil heterotopic froth flotation system according to claim 3, it is characterised in that：Described control unit includes general
Processor, digital signal processor, application-specific integrated circuit ASIC or on-site programmable gate array FPGA.
10. soil heterotopic froth flotation system according to claim 3, it is characterised in that：Described control unit includes depositing
Reservoir, the memory include one or more read only memory ROMs, random access memory ram, flash memory or electronics
Erasable Programmable Read Only Memory EPROM EEPROM.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820011335.7U CN207929418U (en) | 2018-01-04 | 2018-01-04 | A kind of soil heterotopic froth flotation system |
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| CN201820011335.7U CN207929418U (en) | 2018-01-04 | 2018-01-04 | A kind of soil heterotopic froth flotation system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109226224A (en) * | 2018-11-12 | 2019-01-18 | 宁波大学 | A kind of the Polluted Soil elution prosthetic device and operating method of temperature-controllable |
| CN109225645A (en) * | 2018-11-01 | 2019-01-18 | 郴州市桥兴矿业有限责任公司 | A kind of equipment recycling barite from tailing |
| CN111167845A (en) * | 2020-02-27 | 2020-05-19 | 广州南新和科技有限公司 | Pollute soil with self-interacting flotation separation prosthetic devices |
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2018
- 2018-01-04 CN CN201820011335.7U patent/CN207929418U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109225645A (en) * | 2018-11-01 | 2019-01-18 | 郴州市桥兴矿业有限责任公司 | A kind of equipment recycling barite from tailing |
| CN109226224A (en) * | 2018-11-12 | 2019-01-18 | 宁波大学 | A kind of the Polluted Soil elution prosthetic device and operating method of temperature-controllable |
| CN111167845A (en) * | 2020-02-27 | 2020-05-19 | 广州南新和科技有限公司 | Pollute soil with self-interacting flotation separation prosthetic devices |
| CN111167845B (en) * | 2020-02-27 | 2020-11-10 | 泉州奔众电器有限公司 | Pollute soil with self-interacting flotation separation prosthetic devices |
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