CN209428150U - One kind proposing sylvite system - Google Patents
One kind proposing sylvite system Download PDFInfo
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- CN209428150U CN209428150U CN201822155733.9U CN201822155733U CN209428150U CN 209428150 U CN209428150 U CN 209428150U CN 201822155733 U CN201822155733 U CN 201822155733U CN 209428150 U CN209428150 U CN 209428150U
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Abstract
The utility model relates to solid waste resources to utilize technical field, it provides one kind and proposes sylvite system, including the first separation assembly, second separation assembly, for storing the first storage pool of the solution for the ion preparation that the first separation assembly obtains, for storing the second storage pool of the solution for the ion preparation that the second separation assembly obtains and for the blending device of the solution in the first storage pool of mixed precipitation and the second storage pool, blending device has the air inlet for being filled with medicament and the liquid outlet for the solution discharge after medicament precipitates, liquid outlet be connected with can output sylvite product discharging device.The utility model passes through while handling biomass flying ash and sintering machine head end ash, potassium ion in potassium ion and sintering machine head end ash in biomass flying ash is combined, on the one hand the amount of potassium ion is increased, it avoids introducing excessive levels of impurities cation, reduce sylvite quality, on the other hand this waste material of biomass flying ash is rationally utilized, improves integrated treatment efficiency.
Description
Technical field
The utility model relates to solid waste resources to utilize technical field, and specially one kind proposes sylvite system.
Background technique
Sintering machine head end ash is a kind of solid waste that steel industry generates in the sintering process stage, due to wherein containing one
Fixed potassium element, it may be considered that extract sylvite by way of washing evaporative crystallization.Sintering machine head end ash in potassium element generally with
The form presence of potassium chloride, potassium oxide, potassium sulfate, usually as the molal quantity of chloride ion, sulfate ion is greater than potassium ion, potassium
Ionic weight is less, is not readily separated out, therefore when carrying out removal of impurities salt extraction by wet processing, it will usually by the side that medicament is added
Formula cleans to cation, it is more common to medicament be cation be sodium salt.So evaporation is virtually increased
The ratio of sodium in crystallized product, reduces the quality of sylvite.
Biomass flying ash often contains certain potassium element, and its chlorine, sulfur content are low, and potassium element is generally with oxygen
The form for changing potassium exists wherein.And a kind of solid waste that biomass flying ash is often generated as biomass incineration system
The characteristics of being resell at a low price, the low chlorine of its high potassium, sulphur can not be played.
Utility model content
The purpose of this utility model is to provide one kind to propose sylvite system, by handling biomass flying ash and burning simultaneously
Head ash is tied, the potassium ion in the potassium ion and sintering machine head end ash in biomass flying ash is combined, potassium is on the one hand increased
The amount of ion avoids introducing excessive levels of impurities cation, reduces sylvite quality, biomass flying ash is on the other hand rationally utilized
This waste material improves integrated treatment efficiency.
To achieve the above object, the utility model embodiment provides the following technical solutions: one kind proposes sylvite system, including with
In isolating the first separation assembly of potassium ion and chloride ion in sintering machine head end ash, obtain for storing first separation assembly
To the first storage pool of solution of ion preparation, the second separation group for separating the potassium ion in Biomass flying ash
Part, the second storage pool of solution for storing the ion preparation that second separation assembly obtains and for mixed precipitation institute
The blending device of the first storage pool and the solution in second storage pool is stated, the blending device has for being filled with medicament
Air inlet and the liquid outlet being discharged for the solution after medicament precipitating, the liquid outlet is connected with can output sylvite product
Discharging device.
Further, first separation assembly includes leaching pond, for pressing for impregnating the first of the sintering machine head end ash
The solution in first leaching pond is filtered to obtain the first level-one filter press of pressing filtering liquid and for storing first level-one
First filters pressing pond of the pressing filtering liquid that filter press obtains, first filters pressing pond is connected to first storage pool.
Further, first filters pressing pond is installed on the first washing component, and first filters pressing pond has for passing through institute
State the first discharge port of the iron cake discharge removed after the washing of the first washing component.
Further, second separation assembly includes leaching pond, use for impregnating the second of the biomass flying ash
Solution in the second leaching pond described in filters pressing is to obtain the second level-one filter press of pressing filtering liquid and for storing described second
Second filters pressing pond of the pressing filtering liquid that level-one filter press obtains, second filters pressing pond is connected to second storage pool.
Further, second filters pressing pond is installed on the second washing component, and second filters pressing pond has for passing through institute
State the second discharge port of the siliceous filter cake discharge removed after the washing of the second washing component.
Further, the discharging device includes the multi-effect evaporator and use for the solution of the liquid outlet discharge to be concentrated
In the centrifugal separator for isolating sylvite product, the multi-effect evaporator is connected to the centrifugal separator.
Further, the discharging device further includes the solution for the discharge of liquid outlet described in filters pressing to obtain a blob of slag and supernatant
The second level filter press of liquid and for storing the supernatant third storage pool, the third storage pool and the multi-effect evaporator
Connection.
Further, the multi-effect evaporator, which has, is directed at first separation assembly and second for evaporating resulting condensed water
Water part used in separation assembly.
It further, further include mother liquor pond, the mother liquor pond has the solution for receiving that the centrifugal separator is separated
The drain side of liquid inlet and discharge solution into the multi-effect evaporator.
Compared with prior art, the utility model has the beneficial effects that one kind proposes sylvite system, by handling biology simultaneously
Matter flying ash and sintering machine head end ash combine the potassium ion in the potassium ion and sintering machine head end ash in biomass flying ash,
On the one hand the amount of potassium ion is increased, avoids introducing excessive levels of impurities cation, reduces sylvite quality, be on the other hand rationally utilized
This waste material of biomass flying ash improves integrated treatment efficiency.
Detailed description of the invention
Fig. 1 is a kind of structure flow chart for proposing sylvite system provided by the embodiment of the utility model；
In appended drawing reference: 10- first leaches pond；The first filters pressing of 11- pond；The first storage pool of 12-；20- second leaches pond；
The second filters pressing of 21- pond；The second storage pool of 22-；3- blending device；40- second level filter press；41- third storage pool；42- multiple-effect is steamed
Send out device；43- centrifugal separator；50- mother liquor pond；51- condensed water；52- sintering machine head end ash；53- biomass flying ash；54- contains
Iron filter cake；The siliceous filter cake of 55-.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
All other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig. 1, the utility model embodiment, which provides one kind, proposes sylvite system, including for isolating sintering machine head end ash
First separation assembly of potassium ion and chloride ion in 52, for storing the molten of ion preparation that first separation assembly obtains
First storage pool 12 of liquid, the second separation assembly for separating the potassium ion in Biomass flying ash 53, for storing
It second storage pool 22 of the solution of ion that second separation assembly obtains preparation and is deposited for described in mixed precipitation first
The blending device 3 of reservoir 12 and the solution in second storage pool 22, the blending device 3 have for be filled with medicament into
Port and liquid outlet for the solution discharge after medicament precipitating, the liquid outlet is connected with can output sylvite product
Discharging device.In the present embodiment, for the medicament used for carbon dioxide, the first separation assembly can will be in sintering machine head end ash 52
Potassium ion and chloride ion are separated to prepare potassium ion solution and Chloride Solution, and the second separation assembly can burn biomass
The potassium ion burnt in flying dust 53 is separated to prepare potassium ion solution, these solution are in blending device 3 after mixed precipitation, and two
Potassium ion in part solution does not just have to mention sylvite by the way that addition cation is the salt medicament of sodium again after merging together, to mention
The quality of the sylvite obtained has been risen, the waste utilization biomass flying ash 53 that will inexpensively resell in addition has been gone back, has saved the energy
And cost, it kills two birds with one stone.Certainly, biomass flying ash 53 is rationally utilized in the present embodiment, other objects similar with its
Matter can also be used and originally be mentioned in sylvite system, herein with no restriction.
The following are specific embodiments:
Optimize above scheme, referring to Fig. 1, first separation assembly includes for impregnating the sintering machine head end ash 52
First leaching pond 10, for described in filters pressing first leaching pond 10 in solution with obtain pressing filtering liquid the first level-one filter press and
For storing the first filters pressing pond 11 of the pressing filtering liquid that the first level-one filter press obtains, first filters pressing pond 11 is connected to institute
State the first storage pool 12.In the present embodiment, sintering machine head end ash 52 by head ash leach pond in impregnate after, can by potassium from
Son and chloride ion etc. leach, and then carry out filters pressing processing to it by the first level-one filter press again to obtain containing potassium ion and chlorine
The pressing filtering liquid of solion, and being stored in the first storage pool 12, be delivered in blending device 3 in the second storage pool 22
Solution carries out mixed precipitation.Certainly, it other than using pond is leached, can also be leached using other modes, such as mixed
The mode of reprecipitation can speed will be faster than clear water leaches after conjunction stirring.
Above scheme is advanced optimized, referring to Fig. 1, first filters pressing pond 11 is installed on the first washing component, and institute
Stating the first filters pressing pond 11 has the first discharging being discharged for the iron cake 54 removed after first washing component washing
Mouthful.In the present embodiment, in fact there is also a large amount of ferrous contaminants in sintering machine head end ash 52, pass through the first washing component
Carry out plus water developing technique after, ferrous contaminants therein can be removed, this moieties can form iron cake 54 from the
One discharge outlet is discharged outside this system, for reasonable employment again.In the present embodiment, the technique that water should be added to rinse is existing skill
Art, herein just no longer refinement description in detail.
As the prioritization scheme of the utility model embodiment, referring to Fig. 1, second separation assembly includes for impregnating
The second of the biomass flying ash 53 leaches pond 20, leaches the solution in pond 20 for described in filters pressing second to obtain filters pressing
Second filters pressing pond 21 of the second level-one filter press of liquid and the pressing filtering liquid for storing the second level-one filter press acquisition, institute
It states the second filters pressing pond 21 and is connected to second storage pool 22.In the present embodiment, also above-mentioned first separation assembly is similar,
When handling biomass flying ash 53, potassium ion is obtained also by the mode that clear water leaches, then obtains filters pressing after filters pressing again
Liquid is stored in second and deposits in storage pool, carries out mixed precipitation with the solution in the first storage pool 12 to be delivered in blending device 3.
Certainly, other than using pond is leached, can also be leached using other modes, for example, after being mixed reprecipitation side
Formula can speed will be faster than clear water leaches.
Above scheme is advanced optimized, referring to Fig. 1, second filters pressing pond 21 is installed on the second washing component, and institute
Stating the second filters pressing pond 21 has the second discharging being discharged for the siliceous filter cake 55 removed after second washing component washing
Mouthful.It in the present embodiment, can after adding water developing technique containing a large amount of silicon in biomass flying ash 53
To obtain siliceous filter cake 55, which can again act as building trade, to save the energy.
As the prioritization scheme of the utility model embodiment, referring to Fig. 1, the discharging device includes described for being concentrated
The multi-effect evaporator 42 and centrifugal separator 43 for isolating sylvite product of the solution of liquid outlet discharge, the multiple-effect are steamed
Hair device 42 is connected to the centrifugal separator 43.In the present embodiment, discharging device is using multi-effect evaporator 42 and centrifugation
Seperator 43, wherein multi-effect evaporator 42 can continue solution of the moisture in evaporation solution to be concentrated, and be centrifugated
Machine 43 can be separated by solid-liquid separation, to obtain sylvite product.They are the prior art, and it is specific that it is just no longer described in detail herein
Working principle.
Above scheme is advanced optimized, referring to Fig. 1, the discharging device further includes for the discharge of liquid outlet described in filters pressing
Solution to obtain the second level filter press 40 of a blob of slag and supernatant and for storing the supernatant third storage pool 41, it is described
Third storage pool 41 is connected to the multi-effect evaporator 42.In the present embodiment, in this link, it is preferred that can also be added
Second level filter press 40 carries out filters pressing, and obtained supernatant enters in multi-effect evaporator 42, can accelerate subsequent multi-effect evaporator
42 work improves its working efficiency, and by that extra impurity can be become a blob of slag and be stored again to him after filters pressing
With.
As the prioritization scheme of the utility model embodiment, referring to Fig. 1, the multi-effect evaporator 42 has for evaporating institute
The condensed water 51 obtained is directed at water part used in first separation assembly and the second separation assembly.In the present embodiment, lead to
The water part is crossed, the condensed water 51 that multi-effect evaporator 42 generates in evaporation process can be back to the first separation assembly and
It is utilized again in two separation assemblies, specifically, the water part can be conduit, it leaches pond 10 and second with first respectively and leaches
Pond 20 is connected to.
As the prioritization scheme of the utility model embodiment, referring to Fig. 1, this system further includes mother liquor pond 50, the mother
There is liquid pool 50 liquid inlet for receiving the solution that the centrifugal separator 43 is separated and discharge solution to the multiple-effect to steam
Send out the drain side in device 42.In the present embodiment, it is remained in order not to waste in the solution separated when centrifugal separator 43 separates
Remaining potassium ion, if this mother liquor pond 50 receives the waste liquid being discharged when centrifugal separator 43 is separated by solid-liquid separation, which can also be again
It is expelled in multi-effect evaporator 42 and utilizes again, reciprocation cycle, until there is no until potassium ion in the waste liquid.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (9)
1. one kind proposes sylvite system, it is characterised in that: including for isolating potassium ion and chloride ion in sintering machine head end ash
First separation assembly, is used to divide the first storage pool for storing solution prepared by the ion that first separation assembly obtains
The ion for separating out the second separation assembly of the potassium ion in biomass flying ash, being obtained for storing second separation assembly
Second storage pool of the solution of preparation and for the solution in the first storage pool described in mixed precipitation and second storage pool
Blending device, the blending device have for be filled with medicament air inlet and for through the medicament precipitating after solution arrange
Liquid outlet out, the liquid outlet be connected with can output sylvite product discharging device.
2. one kind as described in claim 1 proposes sylvite system, it is characterised in that: first separation assembly includes for impregnating
The first of the sintering machine head end ash leaches pond, leaches the solution in pond for described in filters pressing first to obtain the 1st of pressing filtering liquid
First filters pressing pond of grade filter press and the pressing filtering liquid for storing the first level-one filter press acquisition, first filters pressing pond
It is connected to first storage pool.
3. one kind as claimed in claim 2 proposes sylvite system, it is characterised in that: first filters pressing pond is installed on the first washing
Component, and first filters pressing pond has first for the iron cake discharge removed after first washing component washing
Discharge port.
4. one kind as described in claim 1 proposes sylvite system, it is characterised in that: second separation assembly includes for impregnating
Second leaching pond of the biomass flying ash, for the solution in the second leaching pond described in filters pressing to obtain the of pressing filtering liquid
Second filters pressing pond of two level-one filter presses and the pressing filtering liquid for storing the second level-one filter press acquisition, second pressure
Filter tank is connected to second storage pool.
5. one kind as claimed in claim 4 proposes sylvite system, it is characterised in that: second filters pressing pond is installed on the second washing
Component, and second filters pressing pond has second for the siliceous filter cake discharge removed after second washing component washing
Discharge port.
6. one kind as described in claim 1 proposes sylvite system, it is characterised in that: the discharging device includes described for being concentrated
The multi-effect evaporator and centrifugal separator for isolating sylvite product of the solution of liquid outlet discharge, the multi-effect evaporator
It is connected to the centrifugal separator.
7. one kind as claimed in claim 6 proposes sylvite system, it is characterised in that: the discharging device further includes for filters pressing institute
The solution for stating liquid outlet discharge is deposited to obtain the second level filter press of a blob of slag and supernatant and for storing the supernatant third
Reservoir, the third storage pool are connected to the multi-effect evaporator.
8. one kind as claimed in claim 6 proposes sylvite system, it is characterised in that: the multi-effect evaporator has for evaporation gained
Condensed water be directed at water part used in first separation assembly and the second separation assembly.
9. one kind as claimed in claim 6 proposes sylvite system, it is characterised in that: further include mother liquor pond, the mother liquor pond has
Receive the drain of the liquid inlet and discharge solution of the solution that the centrifugal separator is separated into the multi-effect evaporator
End.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822155733.9U CN209428150U (en) | 2018-12-21 | 2018-12-21 | One kind proposing sylvite system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822155733.9U CN209428150U (en) | 2018-12-21 | 2018-12-21 | One kind proposing sylvite system |
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| Publication Number | Publication Date |
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| CN209428150U true CN209428150U (en) | 2019-09-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201822155733.9U Active CN209428150U (en) | 2018-12-21 | 2018-12-21 | One kind proposing sylvite system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109368666A (en) * | 2018-12-21 | 2019-02-22 | 中冶南方都市环保工程技术股份有限公司 | One kind proposing sylvite system |
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2018
- 2018-12-21 CN CN201822155733.9U patent/CN209428150U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109368666A (en) * | 2018-12-21 | 2019-02-22 | 中冶南方都市环保工程技术股份有限公司 | One kind proposing sylvite system |
| CN109368666B (en) * | 2018-12-21 | 2023-11-14 | 中冶南方都市环保工程技术股份有限公司 | Potassium salt extracting system |
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