CN106215447A - A kind of electronic-stage hydrofluoric acid production rectifying column - Google Patents
A kind of electronic-stage hydrofluoric acid production rectifying column Download PDFInfo
- Publication number
- CN106215447A CN106215447A CN201610752321.6A CN201610752321A CN106215447A CN 106215447 A CN106215447 A CN 106215447A CN 201610752321 A CN201610752321 A CN 201610752321A CN 106215447 A CN106215447 A CN 106215447A
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- CN
- China
- Prior art keywords
- rectifying column
- tower
- condenser
- hydrofluoric acid
- electronic
- 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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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B7/00—Halogens; Halogen acids
- C01B7/19—Fluorine; Hydrogen fluoride
- C01B7/191—Hydrogen fluoride
- C01B7/195—Separation; Purification
- C01B7/196—Separation; Purification by distillation
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The invention discloses a kind of electronic-stage hydrofluoric acid production rectifying column, including cooling tower, preheating tower, rectifying column, absorption tower and condenser, described cooling tower is arranged above water inlet pipe, described cooling tower is connected with condenser by outlet pipe, described condenser is internally installed condensing unit, below described condenser, absorption tower is installed, described condenser is connected with rectifying column by condensing tube, described rectifying column is connected with preheating tower by return duct, being provided with materail tube on the right side of described preheating tower, described absorption tower is connected with filtration tank by filter tube.Present configuration is compact to design, there is condensing unit condenser is internally installed, by condensing unit, the Fluohydric acid. of pre-Warm status is liquefied, it is provided with on water inlet pipe surface into water electric pump, condensation effect can be improved by water inlet electric pump, improve work efficiency, be provided with filtration tank, can further electronic-stage hydrofluoric acid be purified by filtration tank.
Description
Technical field
The present invention relates to rectifying column technical field, particularly relate to a kind of electronic-stage hydrofluoric acid production rectifying column.
Background technology
At present, in the middle of chemical industry, we need to purify various chemical substances, derive various purification for this
Equipment, the most just has a kind of equipment for purifying on rectifying column, and the similar distillation of the principle of rectifying column, the ultimate principle of distillation is by liquid
Mixture repeatedly partial gasification and partial condensation, utilize the characteristic that wherein each component volatility is different, it is achieved separates the list of purpose
Atom operation, distillation can be divided into according to its operational approach: simple distillation, flash distillation, rectification and special extract rectification etc., by industrial anhydrous hydrogen fluorine
After acid after chemical pretreatment, entering rectifying column and pass through distillation operation, the hydrogen fluoride gas obtained after cooling, is used in absorption tower
Ultra-pure water absorbs, and uses the control method such as sprinkle density, gas liquid ratio to make electronic-stage hydrofluoric acid be further purified, and finally gives electricity
Sub-stage hydrofluoric acid, but the most existing electronic-stage hydrofluoric acid production rectifying tower structure is simple at present, and its purity also has into one
The space of step deduction.
Summary of the invention
The invention aims to solve shortcoming present in prior art, and a kind of electronic-stage hydrofluoric acid proposed is raw
Product rectifying column.
To achieve these goals, present invention employs following technical scheme:
A kind of electronic-stage hydrofluoric acid production rectifying column, including cooling tower, preheating tower, rectifying column, absorption tower and condensation
Device, described cooling tower is arranged above water inlet pipe, and water inlet pipe surface is provided with into water electric pump, and described cooling tower passes through
Water pipe is connected with condenser, and described condenser is internally installed condensing unit, is provided with absorption tower, and inhales below described condenser
Receiving that tower is internally installed spray equipment, described condenser is connected with rectifying column by condensing tube, and described rectifying column passes through return duct
It is connected with preheating tower, materail tube is installed on the right side of described preheating tower, and materail tube surface is provided with material electric pump, described absorption tower
It is connected with filtration tank by filter tube.
Preferably, described filtration tank is connected with finishing column by production tube.
Preferably, described finishing column surface is provided with graduation mark.
Preferably, on the right side of described finishing column, discharge nozzle is installed.
Preferably, described discharge nozzle is arranged above discharge valve.
In the present invention, structure is compact to design, is arranged above discharge valve at discharge nozzle, can control by discharge valve
Logical, the off status of material pipe, is provided with graduation mark on finishing column surface, just can be observed machined electron level hydrogen fluorine by graduation mark
The quantity of acid, it is simple to visualizing manages, has condensing unit, by condensing unit by the hydrogen of pre-Warm status condenser is internally installed
Fluoric acid liquefies, and is provided with on water inlet pipe surface into water electric pump, can improve condensation effect by water inlet electric pump, improve work efficiency,
It is provided with filtration tank, can further electronic-stage hydrofluoric acid be purified by filtration tank.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of electronic-stage hydrofluoric acid production rectifying column that the present invention proposes；
Fig. 2 is the structural representation on the absorption tower of a kind of electronic-stage hydrofluoric acid production rectifying column that the present invention proposes.
In figure: 1 outlet pipe, 2 water inlet electric pump, 3 water inlet pipes, 4 condensing tubes, 5 cooling towers, 6 preheating towers, 7 materail tubes, 8 things
Material electric pump, 9 return ducts, 10 rectifying columns, 11 absorption towers, 12 filter tubes, 13 filtration tanks, 14 discharge nozzles, 15 discharge valves, 16 finished products
Pipe, 17 graduation marks, 18 finishing columns, 19 spray equipments, 20 condensers, 21 condensing units.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.
With reference to Fig. 1-2, a kind of electronic-stage hydrofluoric acid production rectifying column, including cooling tower 5, preheating tower 6, rectifying column
10, absorption tower 11 and condenser 20, cooling tower 5 is arranged above water inlet pipe 3, and water inlet pipe 3 surface is provided with into water electric pump
2, cooling tower 5 is connected with condenser 20 by outlet pipe 1, and condenser 20 is internally installed condensing unit 21, condenser 20 times
Side is provided with absorption tower 11, and absorption tower 11 is internally installed spray equipment 19, and condenser 20 is by condensing tube 4 and rectifying column 10
Connecting, rectifying column 10 is connected with preheating tower 6 by return duct 9, is provided with materail tube 7, and materail tube 7 surface on the right side of preheating tower 6
Being provided with material electric pump 8, absorption tower 11 is connected with filtration tank 13 by filter tube 12, and filtration tank 13 is by production tube 16 and finished product
Tower 18 connects, and finishing column 18 surface is provided with graduation mark 17, is provided with discharge nozzle 14 on the right side of finishing column 18, pacifies above discharge nozzle 14
Equipped with discharge valve 15.
Operation principle: when using this kind of electronic-stage hydrofluoric acid production rectifying column, in first raw material being placed on 6, so
Rear raw material passes through the effect of heating, and enters in rectifying column 10 by materail tube 7 under the effect of material electric pump 8, makees through rectification
Entered in condenser 20 by condensing tube 4 after with, and by cooling tower 5 by the water inlet cold water that provides of electric pump 2 at condensing unit 21
Lower condensed, and ultimately become liquid by spray equipment 19, then enter filtration tank 13 by filter tube 12 and filter further
Purify, finally entered finishing column 18 by production tube 16.
The above, the only present invention preferably detailed description of the invention, but protection scope of the present invention is not limited thereto,
Any those familiar with the art in the technical scope that the invention discloses, according to technical scheme and
Inventive concept equivalent or change in addition, all should contain within protection scope of the present invention.
Claims (5)
1. an electronic-stage hydrofluoric acid production rectifying column, including cooling tower (5), preheating tower (6), rectifying column (10), absorbs
Tower (11) and condenser (20), it is characterised in that described cooling tower (5) is arranged above water inlet pipe (3), and water inlet pipe (3)
Surface is provided with into water electric pump (2), and described cooling tower (5) is connected with condenser (20) by outlet pipe (1), described condenser
(20) internally installed have condensing unit (21), and described condenser (20) lower section is provided with in absorption tower (11), and absorption tower (11)
Portion is provided with spray equipment (19), and described condenser (20) is connected with rectifying column (10) by condensing tube (4), described rectifying column
(10) being connected with preheating tower (6) by return duct (9), described preheating tower (6) right side is provided with materail tube (7), and materail tube (7)
Surface is provided with material electric pump (8), and described absorption tower (11) are connected with filtration tank (13) by filter tube (12).
A kind of electronic-stage hydrofluoric acid production rectifying column the most according to claim 1, it is characterised in that described filtration tank
(13) it is connected with finishing column (18) by production tube (16).
A kind of electronic-stage hydrofluoric acid production rectifying column the most according to claim 1, it is characterised in that described finishing column
(18) surface is provided with graduation mark (17).
A kind of electronic-stage hydrofluoric acid production rectifying column the most according to claim 1, it is characterised in that described finishing column
(18) right side is provided with discharge nozzle (14).
A kind of electronic-stage hydrofluoric acid production rectifying column the most according to claim 1, it is characterised in that described discharge nozzle
(14) discharge valve (15) it is arranged above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610752321.6A CN106215447A (en) | 2016-08-29 | 2016-08-29 | A kind of electronic-stage hydrofluoric acid production rectifying column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610752321.6A CN106215447A (en) | 2016-08-29 | 2016-08-29 | A kind of electronic-stage hydrofluoric acid production rectifying column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106215447A true CN106215447A (en) | 2016-12-14 |
Family
ID=57556040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610752321.6A Pending CN106215447A (en) | 2016-08-29 | 2016-08-29 | A kind of electronic-stage hydrofluoric acid production rectifying column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106215447A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111994873A (en) * | 2020-10-27 | 2020-11-27 | 苏州金宏气体股份有限公司 | Method and device for producing high-purity hydrobromic acid by adopting industrial grade hydrogen bromide gas |
| CN112047302A (en) * | 2020-08-25 | 2020-12-08 | 福建天甫电子材料有限公司 | Preparation device and preparation process for electronic-grade hydrofluoric acid |
| CN115259089A (en) * | 2022-07-01 | 2022-11-01 | 福建龙氟化工有限公司 | Production management control system for preparing electronic grade hydrofluoric acid and control method thereof |
-
2016
- 2016-08-29 CN CN201610752321.6A patent/CN106215447A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112047302A (en) * | 2020-08-25 | 2020-12-08 | 福建天甫电子材料有限公司 | Preparation device and preparation process for electronic-grade hydrofluoric acid |
| CN111994873A (en) * | 2020-10-27 | 2020-11-27 | 苏州金宏气体股份有限公司 | Method and device for producing high-purity hydrobromic acid by adopting industrial grade hydrogen bromide gas |
| CN115259089A (en) * | 2022-07-01 | 2022-11-01 | 福建龙氟化工有限公司 | Production management control system for preparing electronic grade hydrofluoric acid and control method thereof |
| CN115259089B (en) * | 2022-07-01 | 2023-02-10 | 福建省龙氟新材料有限公司 | Production management control system for preparing electronic grade hydrofluoric acid and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161214 |