CN110117018A - A kind of processing application method of raw material salt - Google Patents
A kind of processing application method of raw material salt Download PDFInfo
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- CN110117018A CN110117018A CN201910413901.6A CN201910413901A CN110117018A CN 110117018 A CN110117018 A CN 110117018A CN 201910413901 A CN201910413901 A CN 201910413901A CN 110117018 A CN110117018 A CN 110117018A
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- salt
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D3/00—Halides of sodium, potassium or alkali metals in general
- C01D3/04—Chlorides
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D3/00—Halides of sodium, potassium or alkali metals in general
- C01D3/26—Preventing the absorption of moisture or caking of the crystals
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- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
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Abstract
A kind of processing application method of raw material salt, comprising the following steps: S1: chlorination sodium raw materials are pre-processed, and obtain the salt slurry of moisture content；S2: the salt slurry of moisture content is placed in storage salt space and stacks storage, and the top of salt deposit is covered with the liquid；S3: will store up salt space in salt slurry output, directly carry out using；Again or the salt slurry of output is further refined, is dehydrated, dries and packed, transported or used again.It is easy to operate that the invention enables whole process, low in cost, free of contamination simultaneously in guarantee, additionally it is possible to prevent salt from agglomerating, reduce storage area, and without adding anticaking agent, greatly improve the quality of salt；And when client needs, directly salt output can be packed out of storage salt space, transported or use, without turning again to warehouse；On the other hand, it can be avoided the manually or mechanically expense that the secondary transhipment of salt generates, and eliminate secondary pollution problem, in industries such as chemical industry there is great promotional value and economic benefit to be worth.
Description
Technical field
The present invention relates to salt treatment technical field, the processing application method of especially a kind of raw material salt.
Background technique
It after existing raw material salt is processed (such as evaporation, centrifugation, drying), is first placed in warehouse and stores, needed when client has
It asks and is packed, transported again.Have the disadvantages that (1) warehouse has the deficiencies of moist, dirty and messy however, being stored in warehouse,
And the pollutant of outside is easily accessible warehouse, this can all pollute salt；(2) storage area is big, high construction cost；(3) it is
It prevents salt from agglomerating, needs to be added anticaking agent, not only influence the quality of salt, also add cost.
When needing salt dissolving, existing operational sequence is first to be taken out salt in warehouse with forklift or other devices, is placed in
Yan Kouchu is fallen, the lower section for falling salt mouth is that salt dissolving pond or salt dissolving pond distance fall salt mouth farther out, needs Belt Conveying, this logical
The mode for manually or mechanically carrying out secondary transhipment is crossed, not only salt can be made to cause secondary pollution, but also expends a large amount of manpower and material resources,
Improve cost, and inefficiency.
Summary of the invention
A kind of reduction storage area is provided the purpose of the present invention is overcoming the above-mentioned insufficient of the prior art, save the cost,
Pollution is reduced, operation is succinct effective, and the processing application method for the raw material salt that work efficiency is high can effectively prevent salt to agglomerate, greatly
The big quality for improving salt.
The technical scheme is that a kind of processing application method of raw material salt, comprising the following steps:
S1: chlorination sodium raw materials are pre-processed, and obtain the salt slurry of moisture content；
S2: the salt slurry of moisture content is placed in storage salt space and stacks storage, and the top of salt deposit is covered with the liquid；
S3: will store up the output of the salt slurry in salt space, directly carry out using, or further dehydration, it is dry after packed, transported again
Defeated or use；
Preferably, in S1, water content≤50% of the salt slurry.
It is further preferred that in S1, water content≤20% of the salt slurry.
Further, in S1, the pretreatment mode of the chlorination sodium raw materials includes being purified, being evaporated to chlorination sodium raw materials
Step；Or include the steps that purification, evaporation, centrifugal drying.
Further, in S2, the storage salt space is salt pond or salt tank.
Further, further include the steps that carrying out the salt deposit in storage salt space salt dissolving, brine is obtained after salt dissolving and is exported.
Further, the step of salt dissolving includes: that liquid carries out infiltration dissolution to salt deposit from the bottom up, and in salt layer surface
Form salt water.
Further, the height guarantee of the salt deposit has certain osmotic space to dissolve salt deposit；Or the height of the salt deposit
Degree is maintained at 2 meters or more.
Further, in S3, the dehydration, dry step include that centrifugal drying obtains scattered wet salt；Or to scattered wet salt into
One step is dry to obtain dry salt.
Further, the liquid cannot be chemically reacted with salt, can be but not limited to salt-making mother liquor, dedicated pure water,
Surface water, underground water, tap water or brine.
Beneficial effects of the present invention: on the one hand by setting storage salt space, storage salt will be placed in by pretreated salt slurry
In space, and in salt deposit top Covering Liguid, so that whole process is easy to operate, it is low in cost, it is free of contamination simultaneously in guarantee,
It can also prevent salt from agglomerating, reduce storage area, and without adding anticaking agent, greatly improve the quality of salt；And when client needs
When wanting, directly salt output can be packed out of storage salt space, transported or use, without turning again to warehouse；It can be with
It says, storage salt space of the invention can be used as warehouse at any time, and more efficient than library of opening a position, storage volume is bigger, special
Storing mode keeps salt matter obtained more preferable.On the other hand, the present invention by existing storage, two processes of salt dissolving are combined into one becomes
Storage and salt deposit bottom percolation dissolve a process, can be avoided the manually or mechanically expense that the secondary transhipment of salt generates, and save
Fall multiple processes such as Belt Conveying, addition anticaking agent, greatly improves the quality of salt.The present invention is in ion film caustic soda, fruits and vegetables are marinated,
There is the chemical industries such as liquid flavoring great promotional value and economic benefit to be worth.
Specific embodiment
The present invention is described in further details below with reference to specific embodiment.
A kind of processing application method of salt, comprising the following steps:
S101: chlorination sodium raw materials are pre-processed, and obtain the salt slurry of moisture content.
Specifically, the pre-treatment step, which is specifically included that, carries out purified treatment to chlorination sodium raw materials, forms smart halogen, essence
Halogen forms salt slurry after evaporating, wherein the water content of salt slurry preferably≤50%, it is further excellent it is highly preferred that water content≤20%
Selection of land, water content≤10；It is not only convenient for obtaining more salt, is also convenient for the direct packaging in later period.Or pre- place of the invention
Reason mode, which can also be, carries out further centrifugal drying to the salt slurry after evaporation, in this way, the salt being stored in salt space is just more
Adding can directly pack, transport.Since the pretreatment mode of salt has been the prior art, details are not described herein again.
S102: the salt of moisture content is placed in storage salt space and stacks storage, and the top of salt deposit is covered with the liquid.
Specifically, above scheme, which has the advantage that the top of (1) salt deposit is covered with the liquid, can be realized storage, and nothing
By storage how long not will cause salt agglomeration, relative to it is existing salt is stored in warehouse and anticaking agent is added for, it is easy to operate,
Low in cost without manpower and material resources, pollution-free, the quality for obtaining salt is higher；(2) salt is placed directly in storage salt space, relatively
In it is existing salt is stored in warehouse for, easy to handle, pollution is small, and the storage capacity of salt is bigger, such as: assuming that existing warehouse storage
Salt amount is 1.2t/m3, then the present invention stores up salt up to 1.7t/m by storage salt space3.Because more moist in warehouse, salt layer heap
More, easier agglomeration, it is necessary to add more anticaking agents, in order to reduce anticaking agent or reduce dampness, salt deposit stack just
Can be more dispersed, such occupied space just will increase；And the application is covered by setting storage salt space, and liquid feeding body, is just not necessarily to
Consider these factors, therefore the application can be stacked arbitrarily, compared with existing warehouse, under conditions of same homalographic, storage capacity is more
It is more；Under same storage capacity, area occupied is smaller.
Storage salt space of the invention can be the salt pond built again, and existing salt dissolving pond, salt dissolving tank etc. can also be used, storage
The length and width in salt space can be determined according to existing place；Storing up the highly preferred of salt space is 2m or more, is convenient for subsequentization in this way
Salt；It is furthermore preferred that the height in storage salt space is to select 3-8m, on the one hand this altitude range can store more salt, another party
Face can preferably control brine strength.The salt that the present invention obtains can be placed directly in storage salt space, and salt deposit top is covered
Liquid height is changeable, as long as guaranteeing that liquid is arranged at salt deposit top.The present embodiment can be from the top or lower part in storage salt space
Water inlet is to cover salt deposit.
S103: the salt in salt space will be stored up and exported, directly packed, transported or used after dehydration, drying.
Specifically, the salt of different moisture content can meet different industrial application requirements.Since the present embodiment passes through first one
Process to salt stored without generate agglomeration, pollution will not be generated, therefore, storage salt space in salt can directly export into
Row packaging, transport or industrial application.The present embodiment can also further finish the salt output in storage salt space, if step
Without passing through centrifugal drying in the pretreatment mode of rapid S101, then centrifugal drying can be carried out herein, water content≤3% is formed
Dissipate wet salt；Or scattered wet salt is further dried, the dry salt of water content≤0.3% is formed, dry salt is packed.
And need to be stored into scattered wet salt library after existing scattered wet salt processing, due to more moist in warehouse, salt heap
It is more, easier agglomeration, it is necessary to add anticaking agent, greatly improve cost, and be easy to pollute salt, in addition in warehouse
External dust etc., the contaminated degree of salt greatly increase, and the scattered wet salt that the application is formed can directly carry out packed and transported and throwing
Enter to use because the application formed dissipate wet salt before with regard to having carried out liquid covering storage to salt, and due to the covering of liquid,
Any pollution will not be generated, can directly be packed after salt output.In addition, existing scattered wet salt in order to reduce anticaking agent or reduce by
Tide, salt stacking will be more dispersed, and such occupied space just will increase；And the application stores up salt space, and liquid feeding body by setting
Covering, just without considering these factors, therefore the present invention can be stacked arbitrarily, compared with existing warehouse, in the condition of same homalographic
Under, storage capacity is more；Under same storage capacity, area occupied is smaller.
S104: salt dissolving is carried out to the salt deposit in storage salt space, brine is obtained after salt dissolving and is exported.
Specifically, storage salt and salt dissolving can be combined into one by the storage salt space of the application, i.e. storage salt space both can be used for storing up
Salt can be used for salt dissolving, both can get high quality salt, also can get brine.The technical solution has the advantage that (1) energy
The manually or mechanically expense for enough avoiding the secondary transhipment of salt from generating, so that operation is succinct effective；(2) can eliminate salt storage agglomeration and
Secondary pollution problem greatly improves the quality of salt without adding anticaking agent (such as potassium ferrocyanide, ferric citrate) in salt.
Store up salt space salt dissolving mode the following steps are included:
S1041: overflow port is set on the top in storage salt space.
Specifically, overflow port is set to the upper position in storage salt space, for exporting qualified salt water, once salt water height is super
Overflow port is crossed, will be flowed out from overflow port.It is that salt water overflow is high that the preferred salt layer surface of the present embodiment, which keeps clear liquid 300mm-500mm,
Degree can control brine strength within the scope of this, if salt water overflow height is lower than 300mm, brine strength can be higher；If salt water
Overflow height is higher than 500mm, and brine strength can be relatively low.It is highly preferred that it is that salt water overflow is high that salt layer surface, which keeps clear liquid 500mm,
Degree.
S1042: liquid carries out infiltration dissolution to salt deposit from the bottom up, and the height of salt deposit will guarantee have certain infiltration empty
Between dissolve salt deposit, and in salt layer surface forming salt water.
Specifically, when salt dissolving, liquid is conveyed from salt deposit lower part, the liquid of the present embodiment is water, such as tap water, rivers,lakes and seas
Water etc..The present embodiment can be laid with water inlet line in the bottom in storage salt space, and flowmeter, pressure gauge are arranged on water inlet line
And relevant control valve, settable nozzle on water inlet line.Water inlet pipe can also be arranged in the middle and lower part in storage salt space in the present embodiment
Road or water inlet line nozzle, as long as guaranteeing that water from the bottom up dissolves salt deposit.This dissolution mechanism can no setting is required
Blender is stirred acceleration, greatlys save cost.The present embodiment is dissolved from bottom intakes simultaneously compared to from storage salt space top
For adding stirring, the time is substantially close, such as the salt deposit 2m high in storage salt space, intakes the time dissolved to salt deposit from bottom
About 20min, and need one if intaking from top and stirring being not added more than hour the time greatly prolongs, therefore it just has to
Add blender, and the present embodiment can also accelerate the solution rate of salt deposit under the premise of not needing stirring.
Furthermore the height of salt deposit will guarantee have certain osmotic space to dissolve salt deposit, and the height of usual salt deposit is maintained at 2
Meter or more, in this way, dissolving salt it is ensured that liquid has enough distances to permeate salt deposit.If being lower than 2 meters, it is easy to
Make salt deposit dissolution brine strength lower than requirement.The highly preferred of the present embodiment salt deposit is 2-5m.
S1043: according to the concentration value of salt water, adjusting flow of inlet water size, until brine strength is qualified, and from overflow port stream
Out.
Specifically, open the inlet valve of water inlet line, for example, when salt layer surface has clear liquid 300mm (this be highly less than or
Equal to the setting height of overflow port), inlet valve is closed, measures brine strength with densimeter；When brine strength is higher or relatively low,
Flow of inlet water size is automatically adjusted, until densimeter measurement brine strength is qualified.For example, increasing water inlet when brine strength is higher
Flow；When brine strength is relatively low, reduce flow of inlet water.In addition, needing to add when storing up the salt height in salt space lower than 2 meters
Salt.In addition, the present embodiment is by keeping 2m or more to combine with salt water overflow height data salt layer height, i.e., in salt layer height
Runoff investigation is carried out between overflow height, can quickly be controlled brine strength and be reached qualified, need not move through test of many times and come not
It is disconnected to adjust concentration, the time is greatlyd save, is improved efficiency.The present embodiment is equipped with discharge outlet in the lower part in storage salt space.
In addition, the quantity that the present invention according to production requirement amount, can suitably add storage salt space is just able to satisfy total amount requirement.
In conclusion one aspect of the present invention will be placed in storage salt space by setting storage salt space by pretreated salt
It is interior, and in salt deposit top Covering Liguid, so that whole process is easy to operate, and it is low in cost, it is free of contamination simultaneously in guarantee, moreover it is possible to
It enough prevents salt from agglomerating, reduces storage area, and without adding anticaking agent, greatly improve the quality of salt, stored salt can be straight
It packs, transport or uses after tapping into row dehydration, drying, without turning again to warehouse, i.e., storage salt space of the invention can be made at any time
For warehouse use, more efficient than library of opening a position, storage volume is bigger, and special storing mode keeps salt matter obtained more preferable.
On the other hand, two existing storage, salt dissolving processes are combined into one by the present invention becomes storage and salt deposit bottom percolation dissolution one
Process can be avoided the manually or mechanically expense that the secondary transhipment of salt generates, and it is multiple to save Belt Conveying, addition anticaking agent etc.
Process greatly improves the quality of salt.
Claims (10)
1. a kind of processing application method of raw material salt, which comprises the following steps:
S1: chlorination sodium raw materials are pre-processed, and obtain the salt slurry of moisture content；
S2: the salt slurry of moisture content is placed in storage salt space and stacks storage, and the top of salt deposit is covered with the liquid；
S3: will store up the output of the salt slurry in salt space, directly carry out using, or further dehydration, it is dry after packed, transported again
Defeated or use.
2. the processing application method of raw material salt according to claim 1, which is characterized in that in S1, the water content of the salt slurry
≤50%。
3. the processing application method of raw material salt according to claim 1, which is characterized in that in S1, the water content of the salt slurry
≤20%。
4. the processing application method of according to claim 1 or 2 or 3 raw material salts, which is characterized in that in S1, the sodium chloride
The pretreatment mode of raw material includes the steps that purifying chlorination sodium raw materials, evaporate；Or it is dry including purification, evaporation, centrifugation
Dry step.
5. the processing application method of according to claim 1 or 2 or 3 raw material salts, which is characterized in that in S2, the storage salt is empty
Between be salt pond or salt tank.
6. the processing application method of according to claim 1 or 2 or 3 raw material salts, which is characterized in that further include to storage salt space
Interior salt deposit carries out the step of salt dissolving, and brine is obtained after salt dissolving and is exported.
7. the processing application method of raw material salt according to claim 6, which is characterized in that the step of salt dissolving includes: liquid
Body carries out infiltration dissolution to salt deposit from the bottom up, and in salt layer surface forming salt water.
8. the processing application method of raw material salt according to claim 7, which is characterized in that the height guarantee of the salt deposit has one
Fixed osmotic space dissolves salt deposit；Or the height of the salt deposit is maintained at 2 meters or more.
9. the processing application method of according to claim 1 or 2 or 3 raw material salts, which is characterized in that in S3, the dehydration is done
Dry step includes that centrifugal drying obtains scattered wet salt；Or scattered wet salt is further dried and obtains dry salt.
10. the processing application method of according to claim 1 or 2 or 3 raw material salts, which is characterized in that the liquid is salt manufacturing
Mother liquor, dedicated pure water, surface water, underground water, tap water or brine.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910413901.6A CN110117018A (en) | 2019-05-17 | 2019-05-17 | A kind of processing application method of raw material salt |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910413901.6A CN110117018A (en) | 2019-05-17 | 2019-05-17 | A kind of processing application method of raw material salt |
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| CN110117018A true CN110117018A (en) | 2019-08-13 |
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| CN201910413901.6A Pending CN110117018A (en) | 2019-05-17 | 2019-05-17 | A kind of processing application method of raw material salt |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113548681A (en) * | 2021-09-23 | 2021-10-26 | 山东省鲁盐集团东方海盐有限公司 | Production method of salt without anticaking agent, salt without anticaking agent and application |
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2019
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| CN113548681A (en) * | 2021-09-23 | 2021-10-26 | 山东省鲁盐集团东方海盐有限公司 | Production method of salt without anticaking agent, salt without anticaking agent and application |
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