CN209010308U - White carbon black washes salt equipment - Google Patents
White carbon black washes salt equipment Download PDFInfo
- Publication number
- CN209010308U CN209010308U CN201821406597.XU CN201821406597U CN209010308U CN 209010308 U CN209010308 U CN 209010308U CN 201821406597 U CN201821406597 U CN 201821406597U CN 209010308 U CN209010308 U CN 209010308U
- Authority
- CN
- China
- Prior art keywords
- carbon black
- white carbon
- concentration
- black washes
- mvr
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 41
- 239000006229 carbon black Substances 0.000 title claims abstract description 37
- 150000003839 salts Chemical class 0.000 title claims abstract description 23
- 239000011780 sodium chloride Substances 0.000 title claims abstract description 23
- 238000004094 preconcentration Methods 0.000 claims abstract description 38
- 230000000694 effects Effects 0.000 claims abstract description 32
- PMZURENOXWZQFD-UHFFFAOYSA-L na2so4 Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims abstract description 26
- 238000002425 crystallisation Methods 0.000 claims abstract description 13
- 230000005712 crystallization Effects 0.000 claims abstract description 13
- 238000001704 evaporation Methods 0.000 claims abstract description 12
- 238000007710 freezing Methods 0.000 claims abstract description 9
- 239000012530 fluid Substances 0.000 claims abstract description 4
- 239000002994 raw material Substances 0.000 claims description 14
- 238000003860 storage Methods 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 229910001868 water Inorganic materials 0.000 claims description 10
- 239000012452 mother liquor Substances 0.000 claims description 9
- 238000009833 condensation Methods 0.000 claims description 8
- 230000005494 condensation Effects 0.000 claims description 8
- 239000002562 thickening agent Substances 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 2
- 239000012528 membrane Substances 0.000 claims 1
- 229910052938 sodium sulfate Inorganic materials 0.000 abstract description 12
- 235000011152 sodium sulphate Nutrition 0.000 abstract description 12
- 238000000034 method Methods 0.000 abstract description 5
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 239000007788 liquid Substances 0.000 description 7
- 239000000047 product Substances 0.000 description 4
- 238000000605 extraction Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 235000011114 ammonium hydroxide Nutrition 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 239000011265 semifinished product Substances 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 241000790917 Dioxys <bee> Species 0.000 description 1
- 240000008528 Hevea brasiliensis Species 0.000 description 1
- 229910003978 SiClx Inorganic materials 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N Sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000005360 mashing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 235000019353 potassium silicate Nutrition 0.000 description 1
- 230000001376 precipitating Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000003014 reinforcing Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 238000001694 spray drying Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000002194 synthesizing Effects 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Abstract
The utility model relates to a kind of white carbon black washes salt equipments, it successively include economic benefits and social benefits pre-concentration vaporising device, MVR forced-circulation evaporation crystallization apparatus, freezing and crystallizing dress and Air Dried System, an effect pre-concentration evaporator is connected respectively to two effect pre-concentration evaporators by fluid pipeline and gas pipeline.The white carbon black washes salt equipment of the utility model, can recycle the sodium sulphate in white carbon black washes, and low energy consumption for entire removal process.
Description
Technical field
The utility model relates to a kind of white carbon black washes salt equipments.
Background technique
White carbon black also known as hydrated SiO 2, conventional production process mainly has vapor phase method and the precipitation method at present, wherein hard charcoal
The black reinforcing agent for being mainly used as silicon rubber, natural rubber and synthetic rubber, the thickener as coating, resin etc..China's precipitating
Method production technology is mainly to use using sulfuric acid and waterglass as raw material production, and the white carbon black Synthesis liquid obtained after reaction is dioxy
The mixed liquor of SiClx, sodium sulphate and water, it is also necessary to mixed liquor is washed, filters pressing, mashing and spray drying can just obtain
Qualified white carbon black product.Contain sodium sulphate in white carbon black washes.Sodium sulphate in existing white carbon black washes is not
It is recovered, causes the waste of resource.
Utility model content
Technical problem to be solved by the utility model is: sodium sulphate in white carbon black washes can be recycled by providing one kind
White carbon black washes salt equipment.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model is:
A kind of white carbon black washes salt equipment, including economic benefits and social benefits pre-concentration vaporising device, MVR forced-circulation evaporation crystallization
Device, freezing and crystallizing device and Air Dried System；The economic benefits and social benefits pre-concentration vaporising device include sequentially connected raw material storage tank,
One effect pre-concentration evaporator, two effect pre-concentration evaporators and filter press；The raw material storage tank is connected to by feeding engine and pipeline
One effect pre-concentration evaporator, it is pre- dense that the effect pre-concentration evaporator by fluid pipeline and gas pipeline is connected respectively to two effects
Contracting evaporator；The MVR forced-circulation evaporation crystallization apparatus includes MVR compressor and sequentially connected MVR heater, MVR point
From device, thickener, centrifuge and mother liquor tank；Air Dried System includes screw conveyor and pneumatic drier, the spiral transferring
Machine is sent to be connected on the centrifuge；Freezing and crystallizing device includes mother liquor transfer tank, the crystallizer feed pump, rake set gradually
Crystallizer, saltcake centrifuge and mother liquor tank.
It preferably, further include evaporative condenser, one end of the evaporative condenser connects with two effect pre-concentration evaporators
It connects, the other end is connected to raw material storage tank by pipeline.
It preferably, further include set on one between economic benefits and social benefits pre-concentration vaporising device and MVR forced-circulation evaporation crystallization apparatus
Grade condensation water preheater and second steam preheater.
It preferably, further include the water-ring vacuum pump being connect with two effect pre-concentration evaporators.
Preferably, the filter press is Chamber Type Diaphragm Filter Press, and the Chamber Type Diaphragm Filter Press is for removing silica
Body refuse.
Preferably, the centrifuge is Double -stagepusher formula continuous centrifuge.
It preferably, further include the packing device for being set to pneumatic drier downstream, the packing device can be automatic packaging machine.
Preferably, cold-keeping device is provided on the rake crystallizer.
The advantages of white carbon black washes salt equipment of the utility model, is: can be in white carbon black washes
Sodium sulphate is recycled, and low energy consumption for entire removal process.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment white carbon black washes salt equipment.
Specific embodiment
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, with reference to the accompanying drawing to this
The specific embodiment of utility model is described in detail.Many details are explained in the following description in order to abundant
Understand the utility model.But the utility model can be implemented with being much different from other way described herein, this field
Technical staff can do similar improvement without prejudice to the utility model connotation, therefore the utility model is not by following public affairs
The limitation for the specific embodiment opened.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein includes
Any and all combinations of one or more related listed items.
As shown in Figure 1, the white carbon black washes salt equipment of the present embodiment, including economic benefits and social benefits pre-concentration vaporising device, MVR
Forced-circulation evaporation crystallization apparatus, freezing and crystallizing device and Air Dried System；The economic benefits and social benefits pre-concentration vaporising device include according to
The raw material storage tank of secondary connection, an effect pre-concentration evaporator, two effect pre-concentration evaporators and filter press；The raw material storage tank is by sending
Material pump and pipeline are connected to an effect pre-concentration evaporator, and an effect pre-concentration evaporator passes through fluid pipeline and gas pipeline point
It is not connected to two effect pre-concentration evaporators；The MVR forced-circulation evaporation crystallization apparatus includes MVR compressor and sequentially connected
MVR heater, MVR separator, thickener, centrifuge and mother liquor tank；Air Dried System, which includes that screw conveyor is gentle, to drain off
Dry machine, the screw conveyor are connected on the centrifuge；Freezing and crystallizing device includes the mother liquor transfer tank set gradually, knot
Brilliant machine feed pump, rake crystallizer, saltcake centrifuge and mother liquor tank.Freezing and crystallizing device be for the impurity in removal device,
Improve the purity of product.
Preferably, it is preferable that further include evaporative condenser, one end of the evaporative condenser is steamed with two effect pre-concentrations
Device connection is sent out, the other end is connected to raw material storage tank by pipeline.The steam generated in two effect pre-concentration evaporators is cold by vaporation-type
Condenser condenses to form condensed water, which provides heat for the white carbon black washes in raw material storage tank, makes full use of system
Interior waste heat, it is energy saving.It preferably, further include the water-ring vacuum pump being connect with two effect pre-concentration evaporators, being used for will not
The residual steam for being evaporated the condensation of formula condenser is taken away.
It preferably, further include set on one between economic benefits and social benefits pre-concentration vaporising device and MVR forced-circulation evaporation crystallization apparatus
Grade condensation water preheater and second steam preheater.
Preferably, the filter press is Chamber Type Diaphragm Filter Press, and the Chamber Type Diaphragm Filter Press is for removing silica
Body refuse.Collecting tank is provided in Chamber Type Diaphragm Filter Press, the clear liquid flowed out from Chamber Type Diaphragm Filter Press enters collecting tank, then
Level-one condensation water preheater is pumped by feeding to be preheated.
Preferably, filter after-bay is additionally provided between Chamber Type Diaphragm Filter Press and level-one condensation water preheater.
Preferably, the centrifuge is Double -stagepusher formula continuous centrifuge.
It preferably, further include the packing device for being set to pneumatic drier downstream, the packing device can be automatic packaging machine,
Anhydrous sodium sulfate finished product for being packaged to be.
Preferably, it is provided with cold-keeping device on the rake crystallizer, which can be freezing refrigeration machine.Cold insulation dress
It sets for carrying out cold insulation to rake crystallizer, the ontology of rake crystallizer is smooth stainless steel material, while inside does not exchange heat
Knot wall phenomenon can be effectively suppressed in face.
Preferably, system is returned after being additionally provided with saltcake thermosol in saltcake centrifuge downstream.
The advantages of white carbon black washes salt equipment of the utility model, is: can be in white carbon black washes
Sodium sulphate is recycled, and low energy consumption for entire removal process.
The white carbon black washes salt extraction method of the present embodiment, including above-mentioned white carbon black washes salt equipment and such as
Lower step:
1) the white carbon black washes in raw material storage tank is transported to an effect pre-concentration evaporator by feeding engine, an effect is pre-
Concentration evaporator provides heat by waste ammonia liquor, and the flow of waste ammonia liquor is 1300m3/ h, temperature are 73 DEG C；One effect pre-concentration evaporator
Gas-liquid separation is carried out to white carbon black washes, the liquid that gas-liquid separation generates enters two effect pre-concentration evaporators, gas-liquid separation
The steam of generation provides heat for two effect pre-concentration evaporators；
2) liquid of Cong Erxiao pre-concentration evaporator discharge successively passes through Chamber Type Diaphragm Filter Press, level-one condensation water preheater
With second steam preheater, crystallized subsequently into MVR forced-circulation evaporation crystallization apparatus；
3) substance come out from the crystallization leg of MVR forced-circulation evaporation crystallization apparatus is sent by MVR discharging pump thick
Thick device is then fed into centrifuge and obtains anhydrous sodium sulfate semi-finished product, by anhydrous sodium sulfate semi-finished product by screw conveyor send to
Air Dried System drying forms sodium sulphate finished product.
The white carbon black washes salt extraction method of the utility model can carry out the sodium sulphate in white carbon black washes
Recycling, and low energy consumption for entire removal process.
Preferably, the white carbon black washes salt extraction method of the present embodiment further includes evaporative condenser, the vaporation-type
Condenser one end is connect with two effect pre-concentration evaporators, and the other end is connected to raw material storage tank, two effect pre-concentration evaporations by pipeline
The steam generated in device is condensed by evaporative condenser forms condensed water, which is that the white carbon black washing in raw material storage tank is useless
Water provides heat；It further include the water-ring vacuum pump being connect with two effect pre-concentration evaporators, water-ring vacuum pump will be evaporated
The remaining steam of formula condenser condensation is taken away.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (8)
1. a kind of white carbon black washes salt equipment, which is characterized in that followed including economic benefits and social benefits pre-concentration vaporising device, MVR pressure
Ring evaporated crystallization device, freezing and crystallizing device and Air Dried System；
The economic benefits and social benefits pre-concentration vaporising device includes sequentially connected raw material storage tank, an effect pre-concentration evaporator, two effect pre-concentrations
Evaporator and filter press；The raw material storage tank is connected to an effect pre-concentration evaporator by feeding engine and pipeline, and an effect is pre-
Concentration evaporator is connected respectively to two effect pre-concentration evaporators by fluid pipeline and gas pipeline；
The MVR forced-circulation evaporation crystallization apparatus include MVR compressor and sequentially connected MVR heater, MVR separator,
Thickener, centrifuge and mother liquor tank；
Air Dried System includes screw conveyor and pneumatic drier, and the screw conveyor is connected on the centrifuge；
Freezing and crystallizing device include the mother liquor transfer tank set gradually, crystallizer feed pump, rake crystallizer, saltcake centrifuge and
Mother liquor tank.
2. white carbon black washes salt equipment according to claim 1, which is characterized in that further include evaporating type condensing
Device, described evaporative condenser one end are connect with two effect pre-concentration evaporators, and the other end is connected to raw material storage tank by pipeline.
3. white carbon black washes salt equipment according to claim 1, which is characterized in that further include pre- dense set on economic benefits and social benefits
Level-one condensation water preheater and second steam preheater between contracting vaporising device and MVR forced-circulation evaporation crystallization apparatus.
4. white carbon black washes salt equipment according to claim 3, which is characterized in that further include and two effect pre-concentrations
The water-ring vacuum pump of evaporator connection.
5. white carbon black washes salt equipment according to claim 1, which is characterized in that the filter press be van-type every
Filter press membrane.
6. white carbon black washes salt equipment according to claim 1, which is characterized in that the centrifuge is living for twin-stage
Fill in push-type continuous centrifuge.
7. white carbon black washes salt equipment according to claim 1, which is characterized in that further include being set to pneumatic conveying drying
The packing device in machine downstream.
8. white carbon black washes salt equipment according to claim 1, which is characterized in that set on the rake crystallizer
It is equipped with cold-keeping device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821406597.XU CN209010308U (en) | 2018-08-29 | 2018-08-29 | White carbon black washes salt equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821406597.XU CN209010308U (en) | 2018-08-29 | 2018-08-29 | White carbon black washes salt equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209010308U true CN209010308U (en) | 2019-06-21 |
Family
ID=66832095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821406597.XU Active CN209010308U (en) | 2018-08-29 | 2018-08-29 | White carbon black washes salt equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209010308U (en) |
-
2018
- 2018-08-29 CN CN201821406597.XU patent/CN209010308U/en active Active
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| GR01 | Patent grant |