CN208465885U - The tower flow reactor of calcium chloride solution - Google Patents
The tower flow reactor of calcium chloride solution Download PDFInfo
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- CN208465885U CN208465885U CN201820787176.XU CN201820787176U CN208465885U CN 208465885 U CN208465885 U CN 208465885U CN 201820787176 U CN201820787176 U CN 201820787176U CN 208465885 U CN208465885 U CN 208465885U
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- China
- Prior art keywords
- calcium chloride
- reaction
- lower cone
- lime stone
- cylinder
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- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 title claims abstract description 32
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims abstract description 60
- 238000006243 chemical reaction Methods 0.000 claims abstract description 52
- 235000019738 Limestone Nutrition 0.000 claims abstract description 39
- 239000006028 limestone Substances 0.000 claims abstract description 38
- 239000002253 acid Substances 0.000 claims abstract description 23
- 239000007788 liquid Substances 0.000 claims abstract description 11
- 239000001110 calcium chloride Substances 0.000 claims abstract description 8
- 229910001628 calcium chloride Inorganic materials 0.000 claims abstract description 8
- -1 reactor body Chemical compound 0.000 claims abstract description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 8
- 239000001569 carbon dioxide Substances 0.000 claims description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 4
- 238000004064 recycling Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 13
- 239000000126 substance Substances 0.000 description 11
- 239000007789 gas Substances 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 9
- 239000006227 byproduct Substances 0.000 description 6
- 230000036632 reaction speed Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 239000003818 cinder Substances 0.000 description 2
- 238000010924 continuous production Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 2
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 241000219112 Cucumis Species 0.000 description 1
- 235000015510 Cucumis melo subsp melo Nutrition 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- FJJCIZWZNKZHII-UHFFFAOYSA-N [4,6-bis(cyanoamino)-1,3,5-triazin-2-yl]cyanamide Chemical compound N#CNC1=NC(NC#N)=NC(NC#N)=N1 FJJCIZWZNKZHII-UHFFFAOYSA-N 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 235000021050 feed intake Nutrition 0.000 description 1
- 239000004811 fluoropolymer Substances 0.000 description 1
- 229920002313 fluoropolymer Polymers 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- FBBDOOHMGLLEGJ-UHFFFAOYSA-N methane;hydrochloride Chemical compound C.Cl FBBDOOHMGLLEGJ-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 description 1
- 229910052939 potassium sulfate Inorganic materials 0.000 description 1
- 235000011151 potassium sulphates Nutrition 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000005413 snowmelt Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The utility model discloses a kind of tower flow reactors of calcium chloride solution, including reactor body, from top to bottom successively include three parts: upper cone, intermediate cylinder, lower cone；Lower cone is inverted conical structure, and lower cone bottom end is equipped with a slag-drip opening, the insoluble matter for periodically excluding to be reacted with hydrochloric acid present in lime stone；The side of lower cone is equipped with one or more acid inlets, for being continuously passed through hydrochloric acid；One piece of sieve plate is equipped in cross-sectional direction between lower cone and cylinder, sieve plate is for being uniformly distributed hydrochloric acid and supporting blocky lime stone；Hydrochloric acid enters limestone layer by sieve plate arrangement after the entrance of the acid inlet of lower cone, carries out successive reaction with lime stone and is more arrived above, calcium chloride concentration is higher due to the progress of reaction；There is a liquid outlet on the top of cylinder, for reaction residual liquor to be continuously discharged；It is equipped with lime stone feeding port at the top of upper cone, is provided with an exhaust outlet in epicone body side surface.
Description
Technical field
The utility model relates to a kind of tower flow reactors of calcium chloride solution, and in particular to a kind of hydrochloric acid and blocky lime
Stone successive reaction produces the tower reactor of calcium chloride solution, belongs to chemical equipment technical field.
Background technique
With the development of the chemical industry, by-product hydrochloric acid yield is increasing.Since by-product hydrochloric acid is generally all containing certain
The impurity of amount, therefore purposes cannot such as be solved by-product hydrochloric acid problem of outlet by larger limitation very well, it is possible to cause environment dirty
Dye, to restrict the development of chemical industry.
By-product hydrochloric acid is mainly generated from following several classes chemical reaction: first is that chlorination reaction, as methane chloride production,
The production of polyvinyl chloride；Second is that the production of potassium sulfate；Third is that the production of fluorinated refrigerant and fluoropolymer.These process units scales
All very big, the by-product hydrochloric acid that the whole nation generates every year is more than ten million ton.
By-product hydrochloric acid and lime stone, which react, produces calcium chloride solution, can be made into liquid, two water crystallizations, anhydrous after processed
The calcium chloride product of equal different shapes.Calcium chloride is widely used, in oil exploitation, metallurgy, refrigeration, snow melt deicing, dust-proof, dry
Dry, food processing, melon and fruit be fresh-keeping, medicine and other fields.
At present the hydrochloric acid used in enterprise, limestone-based process calcium chloride solution reaction unit mainly include the following types:
1, great Chi reaction method is slowly added to hydrochloric acid that is, in the reaction tank for being stacked with large quantities of lime stone, carries out under normal pressure
Reaction, this consersion unit is simple, but tail gas pollution is big, is phased out.
2, pot type reaction method, in the case where storage has lime stone, is slowly added to hydrochloric acid progress that is, in confined reaction tank
Reaction, this reaction method are divided into positive-pressure type reaction and suction type reaction again；There is top that hydrochloric acid method is added dropwise again on adding hydrochloric acid mode
Lead to acid system with lower part.Every kind of method has advantage and disadvantage.
3, reaction kettle reaction method under stirring, is slowly added to limestone slurry in the reaction kettle that storage has hydrochloric acid
Material, is reacted under negative pressure.This reaction method, reaction speed is very fast, discharges after reaction end gas is absorbable.Major defect is to set
It is standby to invest larger, limestone slurry higher cost, and it is lower to react liquid hold-up.
Three of the above reaction method is all clearance-type reaction, and clearance-type is reacted due to reaction solution over time, salt
Acid concentration is lower and lower, and reaction speed is slower and slower, therefore total reaction time is longer, and respond is smaller, that is, equipment is thrown
It provides larger.
Utility model content
Purpose: in order to overcome the deficiencies in the prior art, the utility model provides a kind of tower company of calcium chloride solution
Continuous reactor.
Technical solution: in order to solve the above technical problems, the technical solution adopted by the utility model is:
A kind of tower flow reactor of calcium chloride solution, including reactor body, it is characterised in that: the reactor body
It from top to bottom successively include three parts: upper cone, intermediate cylinder, lower cone；
Lower cone is inverted conical structure, and lower cone bottom end is equipped with a slag-drip opening, for periodically excluding lime stone
Present in the insoluble matter that cannot be reacted with hydrochloric acid；
The side of lower cone is equipped with one or more acid inlets, for being continuously passed through hydrochloric acid；
One piece of sieve plate is equipped in cross-sectional direction between lower cone and cylinder, sieve plate is for being uniformly distributed hydrochloric acid and branch
Supporting block shape lime stone, cylinder guarantee to store the lime stone of sufficient amount；Hydrochloric acid passes through sieve plate after the entrance of the acid inlet of lower cone
Distribution enters limestone layer, carries out successive reaction with lime stone and is more arrived above, calcium chloride concentration is higher due to the progress of reaction；
There is a liquid outlet on the top of cylinder, for reaction residual liquor to be continuously discharged；
The top of cylinder is upper cone, is equipped with lime stone feeding port at the top of upper cone, is provided with a row in epicone body side surface
The carbon dioxide tail gas of port, the containing hydrogen chloride generated when equipment is run with blower extraction send tail gas absorber to handle, and
Make in reactor in micro-vacuum state, it is ensured that acid tail gas from lime stone feeding port through that will not overflow air in pollution workshop.
Preferably, the tower flow reactor of the calcium chloride solution, it is characterised in that: the lower cone it is upper
End is connect with the lower end of cylinder by flange seal.
Preferably, the tower flow reactor of the calcium chloride solution, it is characterised in that: the lower end of upper cone with
The upper end of cylinder is connected by flange seal.
Preferably, the tower flow reactor of the calcium chloride solution, it is characterised in that: the liquid outlet has
Filtering baffle, for preventing lime stone from coming out from liquid outlet.
Preferably, the tower flow reactor of the calcium chloride solution, it is characterised in that: the reactor diameter
2m。
Preferably, the tower flow reactor of the calcium chloride solution, it is characterised in that: the reactor is always high
6m。
Preferably, the tower flow reactor of the calcium chloride solution, it is characterised in that: the hole diameter of sieve (perforated) plate
10mm。
The utility model has the advantages that the tower flow reactor of calcium chloride solution provided by the utility model, with the gap now largely used
Formula reaction unit ratio, has the advantage that
(1) reaction is continuous, and production capacity is big.Reaction is continuous, reduces gap reaction discharging time and reaction density variation to anti-
Answer the influence of the influence and acid non-soluble substance of speed to lime stone covering to reaction speed.Compared with the reactor tank of same volume, produce
It can increase four times or more；
(2) reacting balance is easy to automatically control.Clearance-type reaction is extremely fierce early period, can generate a large amount of acidic foams, holds
It is also easy to produce excessive tank, environment, corrosion equipment is polluted, cannot achieve automatic control.As long as this reactor controls acid intake amount, can put down
Steady reaction, is easy to implement automatic control；
(3) scarfing cinder is convenient, reduces clear tank frequency.Due to containing a large amount of acid non-soluble substance in lime stone, has block-like, also have
Silt shape, after producing for a period of time, clear tank need to be carried out.Clearance-type reaction is due to only having a small amount of silt shape water-insoluble can be with
Reaction solution is taken out of, mainly by regular clear tank.This reactor can be periodically from reactor lower cone bottom in continuous production process
Silt and fine granularity acid non-soluble substance is discharged, greatly reduces clear tank frequency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the use state diagram of the utility model.
Specific embodiment
The utility model is further described combined with specific embodiments below.
As depicted in figs. 1 and 2, a kind of tower flow reactor of calcium chloride solution, reactor body include three parts: lower cone
Body 1, intermediate cylinder 2, upper cone 3；
Lower cone 1 is inverted conical structure, and lower cone bottom end is equipped with a slag-drip opening 4, for periodically excluding lime
The acid non-soluble substances such as the silica that cannot be reacted with hydrochloric acid present in stone；There are one to two acid inlets in the side of lower cone
5(is according to respond quantification), for being continuously passed through hydrochloric acid；
One piece of sieve plate 6 is equipped in cross-sectional direction between lower cone 1 and cylinder 2, sieve plate 6 is for being uniformly distributed hydrochloric acid
With the blocky lime stone of bearing, cylinder guarantees to store the lime stone of sufficient amount；Hydrochloric acid passes through after the entrance of the acid inlet of lower cone
Sieve plate arrangement enters limestone layer, carries out successive reaction with lime stone and is more arrived above, calcium chloride concentration due to the progress of reaction
It is higher；
There is a liquid outlet 7 on the top of cylinder 2, for reaction residual liquor to be continuously discharged；
The top of reactor is a more flat upper cone 3, is equipped with lime stone feeding port 8 at the top of upper cone, lime stone can
Continuous feed, can also gap feed intake, on condition that guarantee cylinder in have enough lime stones.An exhaust is provided in epicone body side surface
Mouth 9, the carbon dioxide tail gas generated for excluding reaction, while guaranteeing in reactor in micro-vacuum state, it is ensured that acid tail gas
The qualified discharge after processing or recycling.The carbon dioxide tail gas of the containing hydrogen chloride generated when equipment is run with blower extraction is sent
Tail gas absorber processing, and make in reactor in micro-vacuum state, it is ensured that acid tail gas will not be overflowed from lime stone feeding port
Pollute air in workshop.
Preferably, the upper end of lower cone and the lower end of cylinder are connected by flange seal；The lower end of upper cone with
The upper end of cylinder is connected by flange seal.
Preferably, the liquid outlet has filtering baffle, for preventing lime stone from coming out from liquid outlet.
Preferably, the reactor diameter 2m.The total high 6m of the reactor.The hole diameter of sieve (perforated) plate 10mm.
Application example, this reactor put into industrialized production and application on certain chemical plant calcium chloride device.Reactor diameter
2m, total high 6m, hole diameter of sieve (perforated) plate 10mm can produce 6 ten thousand stere calcium chloride solutions based on producing per year 300 days.
This reactor and the existing clearance-type reaction unit ratio largely used, have the advantage that
(1) reaction is continuous, and production capacity is big.Reaction is continuous, reduces gap reaction discharging time and reaction density variation to anti-
Answer the influence of the influence and acid non-soluble substance of speed to lime stone covering to reaction speed.Compared with the reactor tank of same volume, produce
It can increase four times or more.
(2) reacting balance is easy to automatically control.Clearance-type reaction is extremely fierce early period, can generate a large amount of acidic foams, holds
It is also easy to produce excessive tank, environment, corrosion equipment is polluted, cannot achieve automatic control.As long as this reactor controls acid intake amount, can put down
Steady reaction, is easy to implement automatic control.
(3) scarfing cinder is convenient, reduces clear tank frequency.Due to containing a large amount of acid non-soluble substance in lime stone, has block-like, also have
Silt shape, after producing for a period of time, clear tank need to be carried out.Clearance-type reaction is due to only having a small amount of silt shape water-insoluble can be with
Reaction solution is taken out of, mainly by regular clear tank.This reactor can be periodically from reactor lower cone bottom in continuous production process
Silt and fine granularity acid non-soluble substance is discharged, greatly reduces clear tank frequency.
Small investment, occupied area are small.This reactor is since production capacity is big, and in identical production capacity, investment is reduced, and device accounts for
Ground area also reduces, and labor productivity is increased dramatically.
The above is only the preferred embodiment of the utility model, it should be pointed out that: for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the protection scope of the utility model.
Claims (7)
1. a kind of tower flow reactor of calcium chloride solution, including reactor body, it is characterised in that: the reactor body from
On down successively include three parts: upper cone, intermediate cylinder, lower cone；
Lower cone is inverted conical structure, and lower cone bottom end is equipped with a slag-drip opening, deposits in lime stone for periodically excluding
The insoluble matter that cannot be reacted with hydrochloric acid；
The side of lower cone is equipped with one or more acid inlets, for being continuously passed through hydrochloric acid；
One piece of sieve plate is equipped in cross-sectional direction between lower cone and cylinder, sieve plate is for being uniformly distributed hydrochloric acid and rest pad
Shape lime stone, cylinder guarantee to store the lime stone of sufficient amount；Hydrochloric acid passes through sieve plate arrangement after the entrance of the acid inlet of lower cone
Into limestone layer, successive reaction is carried out with lime stone and is more arrived above, calcium chloride concentration is higher due to the progress of reaction；
There is a liquid outlet on the top of cylinder, for reaction residual liquor to be continuously discharged；
The top of cylinder is upper cone, is equipped with lime stone feeding port at the top of upper cone, is provided with an exhaust outlet in epicone body side surface,
The carbon dioxide tail gas generated for excluding reaction, while guaranteeing in reactor in micro-vacuum state, it is ensured that acid tail gas is through locating
Qualified discharge after reason or recycling.
2. the tower flow reactor of calcium chloride solution according to claim 1, it is characterised in that: the upper end of the lower cone
It is connect with the lower end of cylinder by flange seal.
3. the tower flow reactor of calcium chloride solution according to claim 1, it is characterised in that: the lower end of upper cone and cylinder
The upper end of body is connected by flange seal.
4. the tower flow reactor of calcium chloride solution according to claim 1, it is characterised in that: the liquid outlet had
Filter baffle.
5. the tower flow reactor of calcium chloride solution according to claim 1, it is characterised in that: the reactor diameter
2m。
6. the tower flow reactor of calcium chloride solution according to claim 1, it is characterised in that: the reactor is always high
6m。
7. the tower flow reactor of calcium chloride solution according to any one of claims 1 to 6, it is characterised in that: the sieve
Panel aperture 10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820787176.XU CN208465885U (en) | 2018-05-25 | 2018-05-25 | The tower flow reactor of calcium chloride solution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820787176.XU CN208465885U (en) | 2018-05-25 | 2018-05-25 | The tower flow reactor of calcium chloride solution |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208465885U true CN208465885U (en) | 2019-02-05 |
Family
ID=65218768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820787176.XU Active CN208465885U (en) | 2018-05-25 | 2018-05-25 | The tower flow reactor of calcium chloride solution |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208465885U (en) |
-
2018
- 2018-05-25 CN CN201820787176.XU patent/CN208465885U/en active Active
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